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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.25 by pcg, Sat Jan 31 03:27:45 2004 UTC vs.
Revision 1.365 by sf-exg, Mon Jan 9 15:45:45 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <cassert>
36	#include <signal.h>	42	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	43	#include <cstring>
47		44
		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>
		53	# endif
		54	#endif
		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
48	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
49		63
50	void	64	bool
51	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
52	{	66	{
53	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
54	{	68
55	STRNCPY (curlocale, locale, 128);	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);
56	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
57	}	77	return true;
58	}	78	}
59		79
60	void *	80	void
61	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
62	{	82	{
63	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
64		86
65	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.begin (); cc < v.end (); cc++)
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
66	return p;	150	return len;
67	}
68		151
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	152	}
		153	#endif
74		154
75	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
76	:	156	{
		157	#if HAVE_BG_PIXMAP
		158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		159	#endif
77	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
78	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
79	#endif	162	#endif
80	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
81	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
82	#endif	181	#endif
83	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
84	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
85	#endif	184	#endif
86	check_ev (this, &rxvt_term::check_cb),	185	#ifndef NO_BELL
87	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
88	pty_ev (this, &rxvt_term::pty_cb),	187	#endif
89	x_ev (this, &rxvt_term::x_cb),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
90	incr_ev (this, &rxvt_term::incr_cb)	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
91	{	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_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
92	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;
93	}	214	}
94		215
95	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
96	{	217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	scrollBar.destroy ();
		242	if (gc) XFreeGC (dpy, gc);
		243
		244	delete drawable;
		245	// destroy all windows
		246	if (parent)
		247	XDestroyWindow (dpy, parent);
		248
		249	for (int i = 0; i < TOTAL_COLORS; i++)
		250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
		261	displays.put (display);
		262	}
		263
97	scr_release ();	264	scr_release ();
98		265
		266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
99	free (locale);	272	free (locale);
100	free (codeset);	273	free (v_buffer);
101		274
102	#ifndef NO_SETOWNER_TTYDEV	275	delete selection_req;
103	privileged_ttydev (RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	privileged_utmp (RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		276
116	if (cmd_fd >= 0)	277	delete envv;
117	close (cmd_fd);	278	delete argv;
118		279
119	if (Xfd >= 0)	280	#ifdef KEYSYM_RESOURCE
120	XCloseDisplay (Xdisplay);	281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
121		287
122	delete PixColors;	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 ();
123	}	298	}
124		299
125	void	300	void
126	rxvt_term::destroy ()	301	rxvt_term::destroy ()
127	{	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	termwin_ev.stop (display);
		322	vt_ev.stop (display);
		323	}
		324
128	check_ev.stop ();	325	flush_ev.stop ();
129	pty_ev.stop ();	326	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	328	cursor_blink_ev.stop ();
133	#endif	329	#endif
134	#ifdef TEXT_BLINK	330	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	331	text_blink_ev.stop ();
136	#endif	332	#endif
		333	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		334	cont_scroll_ev.stop ();
		335	#endif
		336	#ifdef SELECTION_SCROLLING
		337	sel_scroll_ev.stop ();
		338	#endif
137	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	340	pointer_ev.stop ();
139	#endif	341	#endif
140		342
141	destroy_ev.start (0);	343	destroy_ev.start ();
142	}	344	}
143		345
144	void	346	void
145	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	348	{
147	SET_R (this);	349	make_current ();
148		350
149	delete this;	351	delete this;
150	}	352	}
151		353
152	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159
160	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161	{
162	delete GET_R;
163	SET_R (0);
164	}
165
166	return GET_R;
167	}
168
169	void	354	void
170	rxvt_init_signals ()	355	rxvt_term::set_option (uint8_t opt, bool set)
171	{	356	{
172	/* install exit handler for cleanup */	357	if (!opt)
173	#if 0
174	#ifdef HAVE_ATEXIT
175	atexit(rxvt_clean_exit);
176	#else
177	#endif
178	#endif
179
180	struct sigaction sa;
181
182	sigfillset (&sa.sa_mask);
183	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
192	/* signal (SIGURG, SIG_DFL); */
193
194	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196	}
197
198	bool
199	rxvt_term::init (int argc, const char *const *argv)
200	{
201	/*
202	* Save and then give up any super-user privileges
203	* If we need privileges in any area then we must specifically request it.
204	* We should only need to be root in these cases:
205	* 1. write utmp entries on some systems
206	* 2. chown tty on some systems
207	*/
208	privileges (SAVE);
209	privileges (IGNORE);
210
211	init_secondary ();
212
213	const char **cmd_argv = init_resources (argc, argv);
214
215	set_locale ("");
216
217	#if (MENUBAR_MAX)
218	menubar_read (rs[Rs_menu]);
219	#endif
220	#ifdef HAVE_SCROLLBARS
221	if (Options & Opt_scrollBar)
222	scrollBar.setIdle (); /* set existence for size calculations */
223	#endif
224
225	create_windows (argc, argv);
226
227	init_xlocale ();
228
229	scr_reset (); /* initialize screen */
230	#ifdef RXVT_GRAPHICS
231	Gr_reset (); /* reset graphics */
232	#endif
233
234	#if 0
235	#ifdef DEBUG_X
236	XSynchronize(Xdisplay, True);
237	#endif
238	#endif
239
240	#ifdef HAVE_SCROLLBARS
241	if (Options & Opt_scrollBar)
242	resize_scrollbar (); /* create and map scrollbar */
243	#endif
244	#if (MENUBAR_MAX)
245	if (menubar_visible(r))
246	XMapWindow (Xdisplay, menuBar.win);
247	#endif
248	#ifdef TRANSPARENT
249	if (Options & Opt_transparent)
250	{
251	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252	check_our_parents ();
253	}
254	#endif
255	XMapWindow (Xdisplay, TermWin.vt);
256	XMapWindow (Xdisplay, TermWin.parent[0]);
257
258	init_env ();
259	init_command (cmd_argv);
260
261	x_ev.start (Xfd, EVENT_READ);
262	pty_ev.start (cmd_fd, EVENT_READ);
263
264	check_ev.start ();
265
266	process_x_events ();
267
268	return true;
269	}
270
271	/* ------------------------------------------------------------------------- *
272	* SIGNAL HANDLING & EXIT HANDLER *
273	* ------------------------------------------------------------------------- */
274	/*
275	* Catch a SIGCHLD signal and exit if the direct child has died
276	*/
277	/* ARGSUSED */
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Child_signal(int sig __attribute__ ((unused)))
281	{
282	int pid, save_errno = errno;
283	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284	;
285	errno = save_errno;
286
287	#if 0
288	if (pid == cmd_pid)
289	exit (EXIT_SUCCESS);
290	#endif
291	}
292
293	/*
294	* Catch a fatal signal and tidy up before quitting
295	*/
296	/* EXTPROTO */
297	RETSIGTYPE
298	rxvt_Exit_signal(int sig)
299	{
300	signal(sig, SIG_DFL);
301	#ifdef DEBUG_CMD
302	rxvt_print_error("signal %d", sig);
303	#endif
304	rxvt_clean_exit();
305	kill(getpid(), sig);
306	}
307
308	/* ARGSUSED */
309	/* EXTPROTO */
310	int
311	rxvt_xerror_handler(const Display * display
312	__attribute__ ((unused)), const XErrorEvent * event)
313	{
314	if (GET_R->allowedxerror == -1)
315	GET_R->allowedxerror = event->error_code;
316	else
317	{
318	rxvt_print_error("XError: Request: %d . %d, Error: %d",
319	event->request_code, event->minor_code,
320	event->error_code);
321
322	GET_R->destroy ();
323	}
324
325	return 0;	358	return;
		359
		360	uint8_t mask = 1 << (opt & 7);
		361	uint8_t &val = options [opt >> 3];
		362
		363	val = val & ~mask | (set ? mask : 0);
326	}	364	}
327		365
328	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
329	/*	367	/*
330	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
331	* 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
332	*/	370	*/
333	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
334	void
335	rxvt_clean_exit ()
336	{
337	GET_R->destroy ();
338	}
339		372
340	/* ------------------------------------------------------------------------- *	373	static void
341	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	375	{
347	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		377	(*t)->emergency_cleanup ();
		378	}
348		379
349	p = malloc(size);	380	#if !ENABLE_MINIMAL
350	if (p)	381	static void
351	return p;	382	print_x_error (Display *dpy, XErrorEvent *event)
		383	{
		384	char buffer[BUFSIZ];
		385	char mesg[BUFSIZ];
		386	char number[32];
		387	const 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
352		428
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	429	int
354	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 ();
355	exit(EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
356	/* NOTREACHED */
357	}	455	}
358		456
359	/* EXTPROTO */	457	static struct sig_handlers
360	void *
361	rxvt_calloc(size_t number, size_t size)
362	{	458	{
363	void *p;	459	ev::sig sw_term, sw_int;
364		460
365	p = calloc(number, size);	461	/*
366	if (p)	462	* Catch a fatal signal and tidy up before quitting
367	return p;	463	*/
		464	void sig_term (ev::sig &w, int revents);
368		465
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	466	sig_handlers ()
370	rxvt_clean_exit();	467	{
371	exit(EXIT_FAILURE);	468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
372	/* NOTREACHED */	469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
373	}	470	}
		471	} sig_handlers;
374		472
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)
378	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);
383	else
384	p = malloc(size);
385	if (p)
386	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	void	473	void
399	rxvt_term::privileges (int mode)	474	sig_handlers::sig_term (ev::sig &w, int revents)
400	{	475	{
401	#if ! defined(__CYGWIN32__)	476	rxvt_emergency_cleanup ();
402	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477	w.stop ();
403	/* setreuid() is the poor man's setuid(), seteuid() */	478	kill (getpid (), w.signum);
404	# define seteuid(a) setreuid(-1, (a))	479	}
405	# define setegid(a) setregid(-1, (a))	480
406	# 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;
407	# endif	503	# endif
408	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
409	switch (mode) {	505	tio->c_cc[VREPRINT] = CRPRNT;
410	case IGNORE:
411	/*
412	* change effective uid/gid - not real uid/gid - so we can switch
413	* back to root later, as required
414	*/
415	seteuid(getuid());
416	setegid(getgid());
417	break;
418	case SAVE:
419	euid = geteuid();
420	egid = getegid();
421	break;
422	case RESTORE:
423	seteuid(euid);
424	setegid(egid);
425	break;
426	}
427	# else
428	switch (mode) {
429	case IGNORE:
430	setuid(getuid());
431	setgid(getgid());
432	/* FALLTHROUGH */
433	case SAVE:
434	/* FALLTHROUGH */
435	case RESTORE:
436	break;
437	}
438	# endif	506	# endif
439	#endif	507	# ifdef VDISCRD
440	}	508	tio->c_cc[VDISCRD] = CFLUSH;
441
442	#ifdef UTMP_SUPPORT
443	void
444	rxvt_term::privileged_utmp (char action)
445	{
446	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
447	action, next_utmp_action, getpid()));
448	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
449	|| (Options & Opt_utmpInhibit)
450	|| ttydev == NULL || *ttydev == '\0')
451	return;
452
453	privileges (RESTORE);
454	if (action == SAVE) {
455	next_utmp_action = RESTORE;
456	makeutent (ttydev, rs[Rs_display_name]);
457	} else { /* action == RESTORE */
458	next_utmp_action = IGNORE;
459	cleanutent ();
460	}
461	privileges (IGNORE);
462	}
463	#endif
464
465	#ifndef NO_SETOWNER_TTYDEV
466	void
467	rxvt_term::privileged_ttydev (char action)
468	{
469	D_MAIN((stderr,
470	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
471	action, next_tty_action, getpid()));
472	if (next_tty_action != action || (action != SAVE && action != RESTORE)
473	|| ttydev == NULL || *ttydev == '\0')
474	return;
475
476	privileges (RESTORE);
477
478	if (action == SAVE) {
479	next_tty_action = RESTORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
482	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
483	next_tty_action = IGNORE;
484	else
485	# endif	509	# endif
486	{	510	# ifdef VWERSE
487	chown(ttydev, getuid(), ttygid); /* fail silently */	511	tio->c_cc[VWERSE] = CWERASE;
488	chmod(ttydev, ttymode);
489	# ifdef HAVE_REVOKE
490	revoke(ttydev);
491	# endif	512	# endif
492	}	513	# ifdef VLNEXT
493	} else { /* action == RESTORE */	514	tio->c_cc[VLNEXT] = CLNEXT;
494	next_tty_action = IGNORE;
495	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
496	chmod(ttydev, ttyfd_stat.st_mode);
497	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
498	# else
499	chmod(ttydev,
500	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
501	chown(ttydev, 0, 0);
502	# endif	515	# endif
503	}	516	# ifdef VSTATUS
504		517	tio->c_cc[VSTATUS] = CSTATUS;
505	privileges (IGNORE);
506
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
509	action == RESTORE ? "Restoring" : (action ==
510	SAVE ? "Saving" :
511	"UNKNOWN ERROR for"), ttydev,
512	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
513	ttyfd_stat.st_gid));
514	# endif	518	# endif
515	}	519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
516	#endif	522	# endif
		523	# if VTIME != VEOL
		524	tio->c_cc[VTIME] = 0;
		525	# endif
		526
		527	/* input modes */
		528	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		529	# ifdef IMAXBEL
		530	| IMAXBEL
		531	# endif
		532	| IXON);
		533
		534	/* output modes */
		535	tio->c_oflag = (OPOST | ONLCR);
		536
		537	/* control modes */
		538	tio->c_cflag = (CS8 | CREAD);
		539
		540	/* local modes */
		541	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		542	# if defined (ECHOCTL) && defined (ECHOKE)
		543	| ECHOCTL | ECHOKE
		544	# endif
		545	| ECHOE | ECHOK);
		546	}
		547
		548	char **rxvt_environ; // startup environment
		549
		550	void
		551	rxvt_init ()
		552	{
		553	assert (("fontMask must not overlap other RS masks",
		554	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		555
		556	rxvt_get_ttymode (&rxvt_term::def_tio);
		557
		558	// get rid of stdin/stdout as we don't need them, to free resources
		559	dup2 (STDERR_FILENO, STDIN_FILENO);
		560	dup2 (STDERR_FILENO, STDOUT_FILENO);
		561
		562	if (!ev_default_loop ())
		563	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		564
		565	rxvt_environ = environ;
		566
		567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
		569
		570	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		571	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		572
		573	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		574	// TODO: handle this with exceptions and tolerate the memory loss
		575	XSetIOErrorHandler (rxvt_xioerror_handler);
		576
		577	XrmInitialize ();
		578	}
517		579
518	/*----------------------------------------------------------------------*/	580	/*----------------------------------------------------------------------*/
519	/*	581	/*
520	* window size/position calculcations for XSizeHint and other storage.	582	* window size/position calculations for XSizeHint and other storage.
521	* if width/height are non-zero then override calculated width/height	583	* if width/height are non-zero then override calculated width/height
522	*/	584	*/
523	void	585	void
524	rxvt_term::window_calc (unsigned int width, unsigned int height)	586	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
525	{	587	{
526	short recalc_x, recalc_y;	588	short recalc_x, recalc_y;
527	int x, y, sb_w, mb_h, flags;	589	int x, y, flags;
528	unsigned int w, h;	590	unsigned int w, h;
529	unsigned int max_width, max_height;	591	unsigned int max_width, max_height;
530		592
531	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
532	TermWin.ncol, TermWin.nrow, szHint.width,
533	szHint.height));
534	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	593	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
535	szHint.win_gravity = NorthWestGravity;	594	szHint.win_gravity = NorthWestGravity;
536	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	595	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
537		596
538	recalc_x = recalc_y = 0;	597	recalc_x = recalc_y = 0;
539	flags = 0;	598	flags = 0;
		599
540	if (!parsed_geometry) {	600	if (!parsed_geometry)
		601	{
541	parsed_geometry = 1;	602	parsed_geometry = 1;
		603
542	if (rs[Rs_geometry])	604	if (rs[Rs_geometry])
543	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	605	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		606
544	if (flags & WidthValue) {	607	if (flags & WidthValue)
545	TermWin.ncol = BOUND_POSITIVE_INT16(w);	608	{
		609	if (!w)
		610	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		611
		612	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
546	szHint.flags |= USSize;	613	szHint.flags |= USSize;
547	}	614	}
		615
548	if (flags & HeightValue) {	616	if (flags & HeightValue)
549	TermWin.nrow = BOUND_POSITIVE_INT16(h);	617	{
		618	if (!h)
		619	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		620
		621	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
550	szHint.flags |= USSize;	622	szHint.flags |= USSize;
551	}	623	}
		624
552	if (flags & XValue) {	625	if (flags & XValue)
		626	{
553	szHint.x = x;	627	szHint.x = x;
554	szHint.flags |= USPosition;	628	szHint.flags |= USPosition;
		629
555	if (flags & XNegative) {	630	if (flags & XNegative)
		631	{
556	recalc_x = 1;	632	recalc_x = 1;
557	szHint.win_gravity = NorthEastGravity;	633	szHint.win_gravity = NorthEastGravity;
558	}	634	}
559	}	635	}
		636
560	if (flags & YValue) {	637	if (flags & YValue)
		638	{
561	szHint.y = y;	639	szHint.y = y;
562	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
563	if (flags & YNegative) {	642	if (flags & YNegative)
		643	{
564	recalc_y = 1;	644	recalc_y = 1;
		645
565	if (szHint.win_gravity == NorthEastGravity)	646	if (szHint.win_gravity == NorthEastGravity)
566	szHint.win_gravity = SouthEastGravity;	647	szHint.win_gravity = SouthEastGravity;
567	else	648	else
568	szHint.win_gravity = SouthWestGravity;	649	szHint.win_gravity = SouthWestGravity;
569	}	650	}
570	}	651	}
571	}	652	}
		653
572	/* TODO: BOUNDS */	654	/* TODO: BOUNDS */
573	TermWin.width = TermWin.ncol * TermWin.fwidth;	655	width = ncol * fwidth;
574	TermWin.height = TermWin.nrow * TermWin.fheight;	656	height = nrow * fheight;
575	max_width = MAX_COLS * TermWin.fwidth;	657	max_width = MAX_COLS * fwidth;
576	max_height = MAX_ROWS * TermWin.fheight;	658	max_height = MAX_ROWS * fheight;
577		659
578	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	660	szHint.base_width = szHint.base_height = 2 * int_bwidth;
579		661
580	sb_w = mb_h = 0;
581	window_vt_x = window_vt_y = 0;	662	window_vt_x = window_vt_y = int_bwidth;
582	if (scrollbar_visible ()) {	663
		664	if (scrollBar.state)
		665	{
583	sb_w = scrollbar_TotalWidth();	666	int sb_w = scrollBar.total_width ();
584	szHint.base_width += sb_w;	667	szHint.base_width += sb_w;
		668
585	if (!(Options & Opt_scrollBar_right))	669	if (!option (Opt_scrollBar_right))
586	window_vt_x = sb_w;	670	window_vt_x += sb_w;
587	}	671	}
588	if (menubar_visible ()) {	672
589	mb_h = menuBar_TotalHeight();
590	szHint.base_height += mb_h;
591	window_vt_y = mb_h;
592	}
593	szHint.width_inc = TermWin.fwidth;	673	szHint.width_inc = fwidth;
594	szHint.height_inc = TermWin.fheight;	674	szHint.height_inc = fheight;
595	szHint.min_width = szHint.base_width + szHint.width_inc;	675	szHint.min_width = szHint.base_width + szHint.width_inc;
596	szHint.min_height = szHint.base_height + szHint.height_inc;	676	szHint.min_height = szHint.base_height + szHint.height_inc;
597		677
598	if (width && width - szHint.base_width < max_width) {	678	if (newwidth && newwidth - szHint.base_width < max_width)
		679	{
599	szHint.width = width;	680	szHint.width = newwidth;
600	TermWin.width = width - szHint.base_width;	681	width = newwidth - szHint.base_width;
601	} else {	682	}
602	MIN_IT(TermWin.width, max_width);	683	else
		684	{
		685	min_it (width, max_width);
603	szHint.width = szHint.base_width + TermWin.width;	686	szHint.width = szHint.base_width + width;
604	}	687	}
		688
605	if (height && height - szHint.base_height < max_height) {	689	if (newheight && newheight - szHint.base_height < max_height)
		690	{
606	szHint.height = height;	691	szHint.height = newheight;
607	TermWin.height = height - szHint.base_height;	692	height = newheight - szHint.base_height;
608	} else {	693	}
		694	else
		695	{
609	MIN_IT(TermWin.height, max_height);	696	min_it (height, max_height);
610	szHint.height = szHint.base_height + TermWin.height;	697	szHint.height = szHint.base_height + height;
611	}	698	}
612	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
613	window_sb_x = szHint.width - sb_w;
614		699
615	if (recalc_x)	700	if (recalc_x)
616	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	701	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
617	- szHint.width - 2 * TermWin.ext_bwidth);	702
618	if (recalc_y)	703	if (recalc_y)
619	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	704	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
620	- szHint.height - 2 * TermWin.ext_bwidth);
621		705
622	TermWin.ncol = TermWin.width / TermWin.fwidth;	706	ncol = width / fwidth;
623	TermWin.nrow = TermWin.height / TermWin.fheight;	707	nrow = height / fheight;
624	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	708
625	TermWin.ncol, TermWin.nrow, szHint.width,	709	// When the size of the vt window is not a multiple of the cell
626	szHint.height));	710	// size, i.e., when the wm does not honour our size hints, there are
627	return;	711	// extra areas not covered by the terminal screen. Such gaps, when a
		712	// bg pixmap is set, would have to be cleared manually to properly
		713	// refresh the background. We take the simpler route and shrink the
		714	// vt window so as to avoid creating gaps.
		715	width = ncol * fwidth;
		716	height = nrow * fheight;
628	}	717	}
629		718
630	/*----------------------------------------------------------------------*/	719	/*----------------------------------------------------------------------*/
631	/*	720	/*
632	* Tell the teletype handler what size the window is.	721	* Tell the teletype handler what size the window is.
633	* Called after a window size change.	722	* Called after a window size change.
634	*/	723	*/
635	void	724	void
636	rxvt_term::tt_winch ()	725	rxvt_term::tt_winch ()
637	{	726	{
		727	if (pty->pty < 0)
		728	return;
		729
638	struct winsize ws;	730	struct winsize ws;
639		731
640	if (cmd_fd < 0)
641	return;
642
643	ws.ws_col = TermWin.ncol;	732	ws.ws_col = ncol;
644	ws.ws_row = TermWin.nrow;	733	ws.ws_row = nrow;
645	ws.ws_xpixel = ws.ws_ypixel = 0;	734	ws.ws_xpixel = width;
646	#ifndef DEBUG_SIZE	735	ws.ws_ypixel = height;
647	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	736	ioctl (pty->pty, TIOCSWINSZ, &ws);
		737
		738	#if 0
		739	// TIOCSWINSZ is supposed to do this automatically and correctly
		740	if (cmd_pid) /* force through to the command */
		741	kill (-cmd_pid, SIGWINCH);
		742	#endif
		743	}
		744
		745	/*----------------------------------------------------------------------*/
		746	/* load and set the various fonts */
		747	bool
		748	rxvt_term::set_fonts ()
		749	{
		750	rxvt_fontset *fs = new rxvt_fontset (this);
		751	rxvt_fontprop prop;
		752
		753	if (!fs
		754	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		755	|| !fs->realize_font (1))
		756	{
		757	delete fs;
		758	return false;
		759	}
		760
		761	#if ENABLE_STYLES
		762	for (int i = RS_styleCount; --i; )
		763	if (fontset[i] != fontset[0])
		764	delete fontset[i];
		765	#endif
		766
		767	delete fontset[0];
		768	fontset[0] = fs;
		769
		770	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		771	prop.height += lineSpace;
		772	prop.width += letterSpace;
		773
		774	fs->set_prop (prop, false);
		775
		776	fwidth = prop.width;
		777	fheight = prop.height;
		778	fbase = prop.ascent;
		779
		780	for (int style = 1; style < 4; style++)
		781	{
		782	#if ENABLE_STYLES
		783	const char *res = rs[Rs_font + style];
		784
		785	if (res && !*res)
		786	fontset[style] = fontset[0];
		787	else
		788	{
		789	fontset[style] = fs = new rxvt_fontset (this);
		790	rxvt_fontprop prop2 = prop;
		791
		792	if (res)
		793	{
		794	fs->populate (res);
		795	fs->set_prop (prop2, false);
		796	}
		797	else
		798	{
		799	fs->populate (fontset[0]->fontdesc);
		800
		801	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		802	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		803
		804	fs->set_prop (prop2, true);
		805	}
		806
		807	}
648	#else	808	#else
649	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	809	fontset[style] = fontset[0];
650	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
651	# ifdef SIGWINCH
652	else if (cmd_pid) /* force through to the command */
653	kill (cmd_pid, SIGWINCH);
654	# endif	810	#endif
655	#endif	811	}
656	}
657		812
658	/*----------------------------------------------------------------------*/	813	if (parent)
659	/* rxvt_change_font() - Switch to a new font */	814	{
660	/*	815	resize_all_windows (0, 0, 0);
661	* init = 1 - initialize	816	scr_remap_chars ();
662	*	817	scr_touch (true);
663	* fontname == FONT_UP - switch to bigger font	818	}
664	* fontname == FONT_DN - switch to smaller font
665	*/
666	void
667	rxvt_term::change_font (int init, const char *fontname)
668	{
669	}
670		819
		820	return true;
		821	}
		822
671	void	823	void
672	rxvt_term::font_up_down (int n, int direction)	824	rxvt_term::set_string_property (Atom prop, const char *str, int len)
673	{	825	{
		826	XChangeProperty (dpy, parent,
		827	prop, XA_STRING, 8, PropModeReplace,
		828	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		829	}
		830
		831	void
		832	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		833	{
		834	XTextProperty ct;
		835
		836	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		837	{
		838	XSetTextProperty (dpy, parent, &ct, prop);
		839	XFree (ct.value);
		840	}
		841	}
		842
		843	void
		844	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		845	{
		846	wchar_t *ws = rxvt_mbstowcs (str, len);
		847	char *s = rxvt_wcstoutf8 (ws);
		848
		849	XChangeProperty (dpy, parent,
		850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		851	(const unsigned char *)s, strlen (s));
		852
		853	free (s);
		854	free (ws);
674	}	855	}
675		856
676	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
677	/*----------------------------------------------------------------------*/	858	/*----------------------------------------------------------------------*/
678	/* xterm sequences - title, iconName, color (exptl) */	859	/* xterm sequences - title, iconName, color (exptl) */
679	void	860	void
680	rxvt_term::set_title (const char *str)	861	rxvt_term::set_title (const char *str)
681	{	862	{
682	#ifndef SMART_WINDOW_TITLE	863	set_mbstring_property (XA_WM_NAME, str);
683	XStoreName(Xdisplay, TermWin.parent[0], str);	864	#if ENABLE_EWMH
684	#else	865	set_utf8_property (xa[XA_NET_WM_NAME], str);
685	char *name;
686
687	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
688	name = NULL;
689	if (name == NULL || STRCMP(name, str))
690	XStoreName(Xdisplay, TermWin.parent[0], str);
691	if (name)
692	XFree(name);
693	#endif	866	#endif
694	}	867	}
695		868
696	void	869	void
697	rxvt_term::set_iconName (const char *str)	870	rxvt_term::set_icon_name (const char *str)
698	{	871	{
699	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_ICON_NAME, str);
700	XSetIconName(Xdisplay, TermWin.parent[0], str);	873	#if ENABLE_EWMH
701	#else	874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
702	char *name;
703
704	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
705	name = NULL;
706	if (name == NULL || STRCMP(name, str))
707	XSetIconName(Xdisplay, TermWin.parent[0], str);
708	if (name)
709	XFree(name);
710	#endif	875	#endif
711	}	876	}
712		877
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
713	#ifdef XTERM_COLOR_CHANGE	881	#ifdef XTERM_COLOR_CHANGE
714	void
715	rxvt_term::set_window_color (int idx, const char *color)
716	{
717	rxvt_color xcol;	882	rxvt_color xcol;
718	int i;
719		883
720	if (color == NULL || *color == '\0')	884	if (color == NULL || *color == '\0')
721	return;	885	return;
722		886
		887	color = strdup (color);
		888	allocated.push_back ((void *)color);
		889	rs[Rs_color + idx] = color;
		890
723	/* handle color aliases */	891	/* handle color aliases */
724	if (isdigit(*color)) {	892	if (isdigit (*color))
		893	{
725	i = atoi(color);	894	int i = atoi (color);
726	if (i >= 8 && i <= 15) { /* bright colors */	895
727	i -= 8;	896	if (i >= 8 && i <= 15)
728	# ifndef NO_BRIGHTCOLOR	897	{
		898	/* bright colors */
729	PixColors[idx] = PixColors[minBrightCOLOR + i];	899	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
730	SET_PIXCOLOR(idx);
731	goto Done;	900	goto done;
732	# endif
733	}	901	}
734	if (i >= 0 && i <= 7) { /* normal colors */	902
		903	if (i >= 0 && i <= 7)
		904	{
		905	/* normal colors */
735	PixColors[idx] = PixColors[minCOLOR + i];	906	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
736	SET_PIXCOLOR(idx);
737	goto Done;	907	goto done;
738	}	908	}
739	}	909	}
740	if (!rXParseAllocColor (& xcol, color))
741	return;
742	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
743		910
744	/*	911	set_color (xcol, color);
		912
		913	/*
745	* FIXME: should free colors here, but no idea how to do it so instead,	914	* FIXME: should free colors here, but no idea how to do it so instead,
746	* so just keep gobbling up the colormap	915	* so just keep gobbling up the colormap
747	*/	916	*/
748	# if 0
749	for (i = Color_Black; i <= Color_White; i++)
750	if (PixColors[idx] == PixColors[i])
751	break;
752	if (i > Color_White) {
753	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
754	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
755	DisplayPlanes(Xdisplay, Xscreen));
756	}
757	# endif
758		917
759	PixColors[idx] = xcol;	918	pix_colors_focused[idx] = xcol;
760	SET_PIXCOLOR(idx);
761		919
762	/* XSetWindowAttributes attr; */	920	done:
763	/* Cursor cursor; */
764	Done:
765	if (idx == Color_bg && !(Options & Opt_transparent))
766	XSetWindowBackground(Xdisplay, TermWin.vt,
767	PixColors[Color_bg]);
768
769	/* handle Color_BD, scrollbar background, etc. */	921	/*TODO: handle Color_BD, scrollbar background, etc. */
770		922
771	set_colorfgbg ();	923	update_fade_color (idx);
772	recolour_cursor ();	924	recolour_cursor ();
773	/* the only reasonable way to enforce a clean update */	925	scr_recolour ();
774	scr_poweron ();	926	#endif /* XTERM_COLOR_CHANGE */
775	}	927	}
776
777	#else
778	# define set_window_color (idx,color) ((void)0)
779	#endif /* XTERM_COLOR_CHANGE */
780		928
781	void	929	void
782	rxvt_term::recolour_cursor ()	930	rxvt_term::recolour_cursor ()
783	{	931	{
784	#if TODO	932	XColor fg, bg;
785	rxvt_color xcol[2];
786		933
787	xcol[0] = PixColors[Color_pointer];	934	(ISSET_PIXCOLOR (Color_pointer_fg)
788	xcol[1] = PixColors[Color_bg];	935	? pix_colors_focused[Color_pointer_fg]
789	XQueryColors (Xdisplay, XCMAP, xcol, 2);	936	: pix_colors_focused[Color_fg]).get (fg);
		937
		938	(ISSET_PIXCOLOR (Color_pointer_bg)
		939	? pix_colors_focused[Color_pointer_bg]
		940	: pix_colors_focused[Color_bg]).get (bg);
		941
790	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	942	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
791	#endif
792	}	943	}
793		944
794	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
795	/*	946	/*
796	* find if fg/bg matches any of the normal (low-intensity) colors	947	* find if fg/bg matches any of the normal (low-intensity) colors
797	*/	948	*/
798	void	949	char *
799	rxvt_term::set_colorfgbg ()	950	rxvt_term::get_colorfgbg ()
800	{	951	{
801	unsigned int i;	952	unsigned int i;
802	const char *xpmb = "\0";	953	const char *xpmb = "";
803	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	954	char fstr[] = "default";
		955	char bstr[] = "default";
		956	char *env_colorfgbg;
804		957
805	env_colorfgbg =
806	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
807	STRCPY(fstr, "default");
808	STRCPY(bstr, "default");
809	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
810	if (PixColors[Color_fg] == PixColors[i]) {	959	if (pix_colors[Color_fg] == pix_colors[i])
		960	{
811	sprintf(fstr, "%d", (i - Color_Black));	961	sprintf (fstr, "%d", i - Color_Black);
812	break;	962	break;
813	}	963	}
		964
814	for (i = Color_Black; i <= Color_White; i++)	965	for (i = Color_Black; i <= Color_White; i++)
815	if (PixColors[Color_bg] == PixColors[i]) {	966	if (pix_colors[Color_bg] == pix_colors[i])
		967	{
816	sprintf(bstr, "%d", (i - Color_Black));	968	sprintf (bstr, "%d", i - Color_Black);
817	#ifdef XPM_BACKGROUND	969	#ifdef BG_IMAGE_FROM_FILE
818	xpmb = "default;";	970	xpmb = "default;";
819	#endif	971	#endif
820	break;	972	break;
821	}	973	}
		974
		975	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
822	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	976	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
823	putenv(env_colorfgbg);	977	return env_colorfgbg;
824
825	#ifndef NO_BRIGHTCOLOR
826	colorfgbg = DEFAULT_RSTYLE;
827	for (i = minCOLOR; i <= maxCOLOR; i++) {
828	if (PixColors[Color_fg] == PixColors[i])
829	colorfgbg = SET_FGCOLOR(colorfgbg, i);
830	if (PixColors[Color_bg] == PixColors[i])
831	colorfgbg = SET_BGCOLOR(colorfgbg, i);
832	}
833	#endif
834	}	978	}
835		979
836	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
837	/*
838	* Colour determination for low colour displays, routine from
839	* Hans de Goede <hans@highrise.nl>
840	*/
841		981
842	int	982	bool
843	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
844	{	984	{
845	if (!screen_in_out->set (this, colour)) {	985	if (color.set (this, name))
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	986	return true;
		987
		988	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		989	return false;
		990	}
		991
		992	void
		993	rxvt_term::alias_color (int dst, int src)
		994	{
		995	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	996	}
852		997
853	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
856	void	1001	void
857	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1002	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
858	{	1003	{
859	int fix_screen;	1004	int fix_screen;
		1005	int old_width = szHint.width;
		1006	int old_height = szHint.height;
860		1007
861	#ifdef SMART_RESIZE
862	int old_width = szHint.width, old_height = szHint.height;
863	#endif
864
865	window_calc (width, height);	1008	window_calc (newwidth, newheight);
		1009
		1010	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1011
		1012	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1013	if (set_hint)
		1014	{
		1015	szHint.flags &= ~(PBaseSize | PResizeInc);
866	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
		1019
867	if (!ignoreparent)	1020	if (!ignoreparent)
868	{	1021	{
869	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
870	/*	1023	/*
871	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1024	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
874	int x, y, x1, y1;	1027	int x, y, x1, y1;
875	int dx, dy;	1028	int dx, dy;
876	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
877	Window unused_cr;	1030	Window unused_cr;
878		1031
879	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1032	XTranslateCoordinates (dpy, parent, display->root,
880	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
881	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
882	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
883	/*	1036	/*
884	* if Xroot isn't the parent window, a WM will probably have offset	1037	* if display->root isn't the parent window, a WM will probably have offset
885	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
886	*/	1039	*/
887	if (x1 != x || y1 != y) {	1040	if (x1 != x || y1 != y)
		1041	{
888	x -= x1;	1042	x -= x1;
889	y -= y1;	1043	y -= y1;
890	}	1044	}
891		1045
892	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
893	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
894	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
895	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
896		1050
897	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
898	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
899	dx = 0;	1053	dx = 0;
900	else if (x == x1) /* exact center */	1054	else if (x == x1) /* exact center */
901	dx /= 2;	1055	dx /= 2;
902	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
903	dy = 0;	1057	dy = 0;
904	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
905	dy /= 2;	1059	dy /= 2;
906		1060
907	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
908	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
909	#else	1063	#else
910	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
911	szHint.height);
912	#endif	1065	#endif
913	}	1066	}
914		1067
915	fix_screen = (TermWin.ncol != prev_ncol	1068	if (set_hint)
916	|| TermWin.nrow != prev_nrow);	1069	XSetWMNormalHints (dpy, parent, &szHint);
917		1070
		1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1072
918	if (fix_screen || width != old_width || height != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
919	{	1074	{
920	if (scrollbar_visible ())	1075	if (scrollBar.state)
921	{	1076	scrollBar.resize ();
922	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
923	0, scrollbar_TotalWidth (), szHint.height);
924	resize_scrollbar ();
925	}
926		1077
927	if (menubar_visible ())	1078	XMoveResizeWindow (dpy, vt,
928	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1079	window_vt_x, window_vt_y,
929	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
930
931	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
932	window_vt_y, TermWin_TotalWidth (),
933	TermWin_TotalHeight ());	1080	width, height);
934	#ifdef RXVT_GRAPHICS	1081
935	if (old_height)	1082	#ifdef HAVE_BG_PIXMAP
936	Gr_Resize (old_width - szHint.base_width,	1083	if (bg_window_size_sensitive ())
937	old_height - szHint.base_height);	1084	update_background ();
938	#endif
939	scr_clear ();
940	#ifdef XPM_BACKGROUND
941	resize_pixmap ();
942	#endif	1085	#endif
943	}	1086	}
944		1087
945	if (fix_screen || old_height == 0)	1088	if (fix_screen || old_height == 0)
946	{
947	int curr_screen = -1;
948	int old_ncol = prev_ncol;
949
950	/* scr_reset only works on the primary screen */
951	if (old_height) /* this is not the first time through */
952	{
953	unsigned int ncol = TermWin.ncol;
954	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
955	curr_screen = scr_change_screen (PRIMARY);
956	TermWin.ncol = ncol;
957	}
958
959	scr_reset();	1089	scr_reset ();
960
961	if (curr_screen >= 0) /* this is not the first time through */
962	{
963	scr_change_screen (curr_screen);
964	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
965	}
966	}
967
968	old_width = szHint.width;
969	old_height = szHint.height;
970		1090
971	#ifdef USE_XIM	1091	#ifdef USE_XIM
972	IMSetStatusPosition ();	1092	im_set_position ();
973	#endif	1093	#endif
974	}	1094	}
975		1095
976	/*	1096	/*
977	* 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.
978	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
979	*/	1099	*/
980	void	1100	void
981	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
982	{	1102	{
983	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
984		1104
985	if (width == 0 || height == 0) {	1105	if (newwidth == 0 || newheight == 0)
		1106	{
986	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
987	if (width == 0)	1109	if (newwidth == 0)
988	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
989	if (height == 0)	1111	if (newheight == 0)
990	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
		1113	}
		1114
		1115	if (newwidth != width || newheight != height)
991	}	1116	{
992	if (width != TermWin.width || height != TermWin.height) {
993	width += szHint.base_width;	1117	newwidth += szHint.base_width;
994	height += szHint.base_height;	1118	newheight += szHint.base_height;
995	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
996	}	1120	}
997	}	1121	}
998		1122
999	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1000	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1001	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1002	#ifdef USE_XIM	1126	#ifdef USE_XIM
1003	void
1004	rxvt_term::set_size (XRectangle *size)
1005	{
1006	size->x = TermWin.int_bwidth;
1007	size->y = TermWin.int_bwidth;
1008	size->width = Width2Pixel(TermWin.ncol);
1009	size->height = Height2Pixel(TermWin.nrow);
1010	}
1011		1127
1012	void	1128	void
1013	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1014	{	1130	{
1015	*fg = PixColors[Color_fg];	1131	fg = pix_colors [Color_fg];
1016	*bg = 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;
1017	}	1159	}
1018		1160
1019	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1020	bool	1162	bool
1021	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1022	{	1164	{
1023	char *p;	1165	Atom atom;
1024	Atom atom;	1166	Window win;
1025	Window win;
1026	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1027		1168
1028	/* get current locale modifier */	1169	/* get current locale modifier */
1029	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1170	if (char *p = XSetLocaleModifiers (0))
		1171	{
1030	STRCPY(server, "@server=");	1172	strcpy (server, "@server=");
1031	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1032	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1033	*p = '\0';	1176	*p = '\0';
1034		1177
1035	atom = XInternAtom(Xdisplay, server, False);	1178	atom = XInternAtom (dpy, server, False);
1036	win = XGetSelectionOwner(Xdisplay, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1037	if (win != None)	1181	if (win != None)
1038	return True;	1182	return true;
1039	}	1183	}
		1184
1040	return False;	1185	return false;
1041	}	1186	}
1042		1187
1043	void	1188	void
1044	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1045	{	1190	{
1046	XPoint spot;	1191	XPoint nspot;
1047	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1048		1193
1049	if (Input_Context == NULL	1194	if (!Input_Context
1050	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1195	|| !focus
1051	|| !(event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1052	|| event_type == Expose
1053	|| event_type == NoExpose
1054	|| event_type == SelectionNotify
1055	|| event_type == ButtonRelease || event_type == FocusIn)
1056	|| !IMisRunning ())
1057	return;	1197	return;
1058		1198
1059	set_position (&spot);	1199	im_set_position (nspot);
1060		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
		1205
1061	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1062	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1063	XFree(preedit_attr);	1208	XFree (preedit_attr);
1064	}	1209	}
1065		1210
1066	void	1211	void
1067	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1212	rxvt_term::im_destroy ()
1068	XRectangle * needed_rect)
1069	{	1213	{
1070	int mbh, vtx = 0;	1214	if (input_method)
		1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
1071		1218
1072	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1219	display->put_xim (input_method);
1073	vtx = scrollbar_TotalWidth();	1220	input_method = 0;
		1221	}
1074		1222
1075	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1223	Input_Context = 0;
1076	mbh -= TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}	1224	}
1090		1225
1091	/* ARGSUSED */	1226	#ifdef ENABLE_XIM_ONTHESPOT
1092	/* EXTPROTO */	1227
1093	void	1228	static void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{	1230	{
1098	GET_R->Input_Context = NULL;	1231	((rxvt_term *)client_data)->make_current ();
1099	/* To avoid Segmentation Fault in C locale: Solaris only? */	1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1100	if (STRCMP (GET_R->locale, "C"))
1101	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1102	rxvt_IMInstantiateCallback, NULL);
1103	}	1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		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);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		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));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		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
1104		1299
1105	/*	1300	/*
1106	* 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
1107	* open a suitable preedit type	1302	* open a suitable preedit type
1108	*/	1303	*/
1109	bool	1304	bool
1110	rxvt_term::IM_get_IC ()	1305	rxvt_term::im_get_ic (const char *modifiers)
1111	{	1306	{
1112	int i, j, found;	1307	int i, j, found;
1113	XIM xim;	1308	XIM xim;
1114	XPoint spot;	1309	XPoint spot;
1115	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1116	unsigned long fg, bg;	1311	unsigned long fg, bg;
1117	const char *p;	1312	const char *p;
1118	char **s;	1313	char **s;
1119	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1120	XVaNestedList preedit_attr, status_attr;
1121	XIMCallback ximcallback;
1122		1315
1123	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1316	set_environ (envv);
1124	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1317
1125	if (xim == NULL)	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1126	return False;	1319	return false;
1127		1320
		1321	input_method = display->get_xim (locale, modifiers);
		1322	if (input_method == NULL)
		1323	return false;
		1324
		1325	xim = input_method->xim;
		1326	spot.x = spot.y = -1;
		1327
1128	xim_styles = NULL;	1328	xim_styles = NULL;
1129	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1329	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1130	|| !xim_styles || !xim_styles->count_styles) {	1330	|| !xim_styles || !xim_styles->count_styles)
1131	XCloseIM(xim);	1331	{
		1332	im_destroy ();
1132	return False;	1333	return false;
		1334	}
		1335
		1336	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1337
		1338	for (int pi = 0; pi < 2; pi++)
1133	}	1339	{
		1340	p = pet[pi];
1134		1341
1135	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1342	if (!p)
1136	: "OverTheSpot,OffTheSpot,Root";	1343	continue;
1137	s = rxvt_splitcommastring(p);	1344
		1345	s = rxvt_strsplit (',', p);
		1346
1138	for (i = found = 0; !found && s[i]; i++) {	1347	for (i = found = 0; !found && s[i]; i++)
		1348	{
1139	if (!STRCMP(s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1140	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1141	else if (!STRCMP(s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1142	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1143	else if (!STRCMP(s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1144	input_style = (XIMPreeditNothing | XIMStatusNothing);	1354	input_style = XIMPreeditNothing | XIMStatusNothing;
		1355	else if (!strcmp (s[i], "None"))
		1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
1145		1363
1146	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1147	if (input_style == xim_styles->supported_styles[j]) {	1365	if (input_style == xim_styles->supported_styles[j])
		1366	{
		1367	rxvt_free_strsplit (s);
		1368
1148	found = 1;	1369	found = 1;
1149	break;	1370	goto foundpet;
1150	}	1371	}
		1372
		1373	}
		1374
		1375	rxvt_free_strsplit (s);
1151	}	1376	}
1152	for (i = 0; s[i]; i++)	1377
1153	free(s[i]);	1378	foundpet:
1154	free(s);	1379
1155	XFree(xim_styles);	1380	XFree (xim_styles);
1156		1381
1157	if (!found) {	1382	if (!found)
1158	XCloseIM(xim);	1383	{
		1384	im_destroy ();
1159	return False;	1385	return false;
		1386	}
		1387
		1388	XFontSet fs = 0;
		1389	XVaNestedList preedit_attr = 0, status_attr = 0;
		1390
		1391	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1160	}	1392	{
		1393	// fake us a font-set, please
		1394	char **missing_charset_list;
		1395	int missing_charset_count;
		1396	char *def_string;
		1397	char pat[512];
1161		1398
1162	ximcallback.callback = rxvt_IMDestroyCallback;	1399	sprintf (pat,
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"*",
		1406	fheight,
		1407	fheight + 1, fheight - 1,
		1408	fheight - 2, fheight + 2);
1163		1409
1164	/* XXX: not sure why we need this (as well as IC one below) */	1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1165	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1411	&missing_charset_list, &missing_charset_count, &def_string);
1166		1412
1167	preedit_attr = status_attr = NULL;	1413	if (missing_charset_list)
		1414	XFreeStringList (missing_charset_list);
1168		1415
		1416	if (!fs)
		1417	{
		1418	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1419	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1420	}
		1421	}
		1422
1169	if (input_style & XIMPreeditPosition) {	1423	if (input_style & XIMPreeditPosition)
		1424	{
1170	set_size (&rect);	1425	im_set_size (rect);
1171	set_position (&spot);	1426	im_set_position (spot);
1172	set_color (&fg, &bg);	1427	im_set_color (fg, bg);
1173		1428
1174	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1429	preedit_attr = XVaCreateNestedList (0,
		1430	XNForeground, fg,
		1431	XNBackground, bg,
		1432	XNArea, &rect,
1175	XNSpotLocation, &spot,	1433	XNSpotLocation, &spot,
1176	XNForeground, fg, XNBackground, bg,
1177	//XNFontSet, TermWin.fontset,	1434	XNFontSet, fs,
1178	NULL);
1179	} else if (input_style & XIMPreeditArea) {
1180	set_color (&fg, &bg);
1181
1182	/*
1183	* The necessary width of preedit area is unknown
1184	* until create input context.
1185	*/
1186	needed_rect.width = 0;
1187
1188	set_preedit_area(&rect, &status_rect, &needed_rect);
1189
1190	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1191	XNForeground, fg, XNBackground, bg,
1192	//XNFontSet, TermWin.fontset,
1193	NULL);
1194	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1195	XNForeground, fg, XNBackground, bg,
1196	//XNFontSet, TermWin.fontset,
1197	NULL);	1435	NULL);
1198	}	1436	}
1199	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1437	else if (input_style & XIMPreeditArea)
		1438	{
		1439	im_set_color (fg, bg);
		1440
		1441	/*
		1442	* The necessary width of preedit area is unknown
		1443	* until create input context.
		1444	*/
		1445	needed_rect.width = 0;
		1446	im_set_preedit_area (rect, status_rect, needed_rect);
		1447
		1448	preedit_attr = XVaCreateNestedList (0,
		1449	XNForeground, fg,
		1450	XNBackground, bg,
		1451	XNArea, &rect,
		1452	XNFontSet, fs,
		1453	NULL);
		1454	status_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
		1456	XNBackground, bg,
		1457	XNArea, &status_rect,
		1458	XNFontSet, fs,
		1459	NULL);
		1460	}
		1461	#if ENABLE_XIM_ONTHESPOT
		1462	else if (input_style & XIMPreeditCallbacks)
		1463	{
		1464	XIMCallback xcb[4];
		1465
		1466	im_set_position (spot);
		1467
		1468	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1469	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1470	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1471	# if 0
		1472	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1473	# endif
		1474
		1475	preedit_attr = XVaCreateNestedList (0,
		1476	XNSpotLocation, &spot,
		1477	XNPreeditStartCallback, &xcb[0],
		1478	XNPreeditDoneCallback , &xcb[1],
		1479	XNPreeditDrawCallback , &xcb[2],
		1480	# if 0
		1481	XNPreeditCaretCallback, &xcb[3],
		1482	# endif
		1483	NULL);
		1484	}
		1485	#endif
		1486
		1487	Input_Context = XCreateIC (xim,
		1488	XNInputStyle, input_style,
1200	XNClientWindow, TermWin.parent[0],	1489	XNClientWindow, vt,
1201	XNFocusWindow, TermWin.parent[0],	1490	XNFocusWindow, parent,
1202	XNDestroyCallback, &ximcallback,
1203	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1204	preedit_attr,	1492	preedit_attr,
1205	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1206	status_attr, NULL);	1494	status_attr, NULL);
1207	if (preedit_attr)	1495
1208	XFree(preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1209	if (status_attr)	1497	if (status_attr) XFree (status_attr);
1210	XFree(status_attr);	1498	if (fs) XFreeFontSet (dpy, fs);
		1499
1211	if (Input_Context == NULL) {	1500	if (Input_Context == NULL)
1212	rxvt_print_error("failed to create input context");	1501	{
1213	XCloseIM(xim);	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1503	im_destroy ();
1214	return False;	1504	return false;
1215	}	1505	}
1216	if (input_style & XIMPreeditArea)	1506
1217	IMSetStatusPosition ();	1507	#if 0
1218	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1508	// unfortunately, only the focus window is used by XIM, hard to fix
		1509	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1510	vt_select_input ();
		1511	#endif
		1512
		1513	im_set_position ();
		1514
1219	return True;	1515	return true;
1220	}	1516	}
1221		1517
1222	/*
1223	* X manual pages and include files don't match on some systems:
1224	* some think this is an XIDProc and others an XIMProc so we can't
1225	* use the first argument - need to update this to be nice for
1226	* both types via some sort of configure detection
1227	*/
1228	/* ARGSUSED */
1229	/* EXTPROTO */
1230	void	1518	void
1231	rxvt_IMInstantiateCallback(Display * unused	1519	rxvt_term::im_cb ()
1232	__attribute__ ((unused)), XPointer client_data
1233	__attribute__ ((unused)), XPointer call_data
1234	__attribute__ ((unused)))
1235	{	1520	{
1236	int i, found, had_im;	1521	int i;
1237	const char *p;	1522	const char *p;
1238	char **s;	1523	char **s;
1239	char buf[IMBUFSIZ];	1524	char buf[IMBUFSIZ];
1240		1525
1241	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1526	make_current ();
		1527
		1528	im_destroy ();
		1529
1242	if (GET_R->Input_Context)	1530	if (Input_Context)
1243	return;	1531	return;
1244		1532
1245	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1246	if (GET_R->rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
1247	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1535	SET_LOCALE (rs[Rs_imLocale]);
1248	#endif	1536	#endif
1249		1537
1250	p = GET_R->rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1251	if (p && *p)	1539	if (p && *p)
1252	{	1540	{
1253	bool found = false;	1541	bool found = false;
1254		1542
1255	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
		1544
1256	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1257	{	1546	{
1258	if (*s[i])	1547	if (*s[i])
1259	{	1548	{
1260	STRCPY (buf, "@im=");	1549	strcpy (buf, "@im=");
1261	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1262	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1551	if (im_get_ic (buf))
1263	{	1552	{
1264	found = true;	1553	found = true;
1265	break;	1554	break;
1266	}	1555	}
1267	}	1556	}
1268	}	1557	}
1269	for (i = 0; s[i]; i++)	1558
1270	free(s[i]);	1559	rxvt_free_strsplit (s);
1271	free(s);
1272		1560
1273	if (found)	1561	if (found)
1274	goto done;	1562	goto done;
1275	}	1563	}
1276		1564
1277	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1278	if ((p = XSetLocaleModifiers ("")) && *p	1566	if (im_get_ic (""))
1279	&& GET_R->IM_get_IC ())
1280	goto done;	1567	goto done;
1281		1568
1282	/* try with no modifiers base IF the user didn't specify an IM */	1569	/* try with no modifiers base IF the user didn't specify an IM */
1283	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1570	if (im_get_ic ("@im=none"))
1284	&& GET_R->IM_get_IC () == True)
1285	goto done;	1571	goto done;
1286		1572
1287	done:	1573	done:
1288	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1289	if (GET_R->rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1290	setlocale (LC_CTYPE, GET_R->locale);	1576	SET_LOCALE (locale);
1291	#endif	1577	#endif
1292	}	1578	}
1293		1579
1294	void	1580	void
1295	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1296	{	1582	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1299		1585
1300	if (Input_Context == NULL	1586	if (!Input_Context
1301	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1587	|| !focus
		1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1302	|| !IMisRunning ())	1589	|| !im_is_running ())
1303	return;	1590	return;
1304		1591
		1592	if (input_style & XIMPreeditPosition)
		1593	{
		1594	im_set_size (preedit_rect);
		1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1596
		1597	XSetICValues (Input_Context,
		1598	XNPreeditAttributes, preedit_attr, NULL);
		1599	}
		1600	else
		1601	{
1305	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1605	XFree (status_attr);
1309		1606
1310	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1607	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1608	XFree (needed_rect);
1311		1609
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1612
1315	XSetICValues(Input_Context,	1613	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1318		1617
		1618	XFree (status_attr);
		1619	}
		1620
1319	XFree(preedit_attr);	1621	XFree (preedit_attr);
1320	XFree(status_attr);
1321	}	1622	}
1322	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1323		1624
1324	/*----------------------------------------------------------------------*/	1625	void
1325	rxvt_t rxvt_current_term;	1626	rxvt_term::get_window_origin (int &x, int &y)
		1627	{
		1628	Window cr;
		1629	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1630	}
		1631
		1632	Pixmap
		1633	rxvt_term::get_pixmap_property (Atom property)
		1634	{
		1635	Pixmap pixmap = None;
		1636
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop;
		1641	int result = XGetWindowProperty (dpy, display->root, property,
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success)
		1645	{
		1646	if (atype == XA_PIXMAP)
		1647	pixmap = *(Pixmap *)prop;
		1648	XFree (prop);
		1649	}
		1650
		1651	return pixmap;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bg_invalidate ();
		1663
		1664	if (!mapped)
		1665	return;
		1666
		1667	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1668
		1669	if (to_wait <= 0.)
		1670	bg_render ();
		1671	else
		1672	update_background_ev.start (to_wait);
		1673	}
		1674
		1675	void
		1676	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1677	{
		1678	make_current ();
		1679
		1680	update_background_ev.stop ();
		1681	bg_render ();
		1682	refresh_check ();
		1683	}
		1684
		1685	#endif /* HAVE_BG_PIXMAP */
1326		1686
1327	/*----------------------- end-of-file (C source) -----------------------*/	1687	/*----------------------- end-of-file (C source) -----------------------*/

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