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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.20 by pcg, Fri Jan 16 16:34:56 2004 UTC vs.
Revision 1.318 by root, Sat May 30 08:51:23 2009 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.20 2004/01/16 16:34:56 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>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		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>
		51	# endif
		52	#endif
		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
49	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
50		60
51	void	61	bool
52	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
53	{	63	{
54	if (locale && STRNCMP (locale, curlocale, 128))	64	int size = strlen (locale) + 1;
55	{	65
56	STRNCPY (curlocale, locale, 128);	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);
57	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
58	}	74	return true;
59	}	75	}
60		76
61	void *	77	void
62	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
63	{	79	{
64	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
65		83
66	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
67	return p;	149	return len;
68	}
69		150
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	151	}
		152	#endif
75		153
76	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
78	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
79	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),
80	#endif	180	#endif
81	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
83	#endif	183	#endif
84	x_ev (this, &rxvt_term::x_cb),	184	#ifndef NO_BELL
85	check_ev (this, &rxvt_term::check_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
86	incr_ev (this, &rxvt_term::incr_cb),	186	#endif
87	pty_ev (this, &rxvt_term::pty_cb)	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
88	{	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
89	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;
90	}	214	}
91		215
92	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
93	{	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	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
		238
		239	if (display)
		240	{
		241	selection_clear ();
		242
		243	#ifdef USE_XIM
		244	im_destroy ();
		245	#endif
		246	scrollBar.destroy ();
		247	if (gc) XFreeGC (dpy, gc);
		248
		249	delete drawable;
		250	// destroy all windows
		251	if (parent[0])
		252	XDestroyWindow (dpy, parent[0]);
		253
		254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	pix_colors_unfocused [i].free (this);
		260	#endif
		261	}
		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
		266	displays.put (display);
		267	}
		268
94	scr_release ();	269	scr_release ();
95		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	// TODO: manage env vars in child only(!)
		277	free (env_display);
		278	free (env_term);
96	free (locale);	279	free (locale);
97	free (codeset);	280	free (v_buffer);
		281	free (incr_buf);
98		282
99	#ifndef NO_SETOWNER_TTYDEV	283	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	284	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		285
113	if (cmd_fd >= 0)	286	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	287	delete keyboard;
		288	#endif
		289	#ifndef NO_RESOURCES
		290	XrmDestroyDatabase (option_db);
		291	#endif
		292	}
115		293
116	if (Xfd >= 0)	294	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	295	void
		296	rxvt_term::child_cb (ev::child &w, int status)
		297	{
		298	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		299
119	delete PixColors;	300	cmd_pid = 0;
		301
		302	if (!option (Opt_hold))
		303	destroy ();
120	}	304	}
121		305
122	void	306	void
123	rxvt_term::destroy ()	307	rxvt_term::destroy ()
124	{	308	{
		309	if (destroy_ev.is_active ())
		310	return;
		311
		312	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		313
		314	#if ENABLE_OVERLAY
		315	scr_overlay_off ();
		316	#endif
		317
		318	if (display)
		319	{
		320	#if USE_XIM
		321	im_ev.stop (display);
		322	#endif
		323	scrollbar_ev.stop (display);
		324	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		325	rootwin_ev.stop (display);
		326	#endif
		327	incr_ev.stop ();
		328	termwin_ev.stop (display);
		329	vt_ev.stop (display);
		330	}
		331
125	check_ev.stop ();	332	flush_ev.stop ();
126	pty_ev.stop ();	333	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
		335	cursor_blink_ev.stop ();
		336	#endif
		337	#ifdef TEXT_BLINK
129	blink_ev.stop ();	338	text_blink_ev.stop ();
		339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
130	#endif	345	#endif
131	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	347	pointer_ev.stop ();
133	#endif	348	#endif
134		349
135	destroy_ev.start (0);	350	destroy_ev.start ();
136	}	351	}
137		352
138	void	353	void
139	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
140	{	355	{
141	SET_R (this);	356	make_current ();
142		357
143	delete this;	358	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	359	}
325		360
326	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
327	/*	362	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
330	*/	365	*/
331	/* EXTPROTO */	366	static XErrorHandler old_xerror_handler;
332	void
333	rxvt_clean_exit ()
334	{
335	dR;
336		367
337	R->destroy ();	368	static void
338	}	369	rxvt_emergency_cleanup ()
339
340	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	370	{
347	void *p;	371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
348		372	(*t)->emergency_cleanup ();
349	p = malloc(size);
350	if (p)
351	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	373	}
358		374
359	/* EXTPROTO */	375	#if !ENABLE_MINIMAL
360	void *	376	static void
361	rxvt_calloc(size_t number, size_t size)	377	print_x_error (Display *dpy, XErrorEvent *event)
362	{	378	{
363	void *p;	379	char buffer[BUFSIZ];
364		380	char mesg[BUFSIZ];
365	p = calloc(number, size);	381	char number[32];
366	if (p)	382	char *mtype = "XlibMessage";
367	return p;	383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
368		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
370	rxvt_clean_exit();	386	rxvt_warn ("%s: %s\n", mesg, buffer);
371	exit(EXIT_FAILURE);	387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
372	/* NOTREACHED */	388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
373	}	421	}
374
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	/* INTPROTO */
399	void
400	rxvt_privileges(pR_ int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif	422	#endif
409	# ifdef HAVE_SETEUID	423
410	switch (mode) {	424	int
411	case IGNORE:	425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
412	/*	426	{
413	* change effective uid/gid - not real uid/gid - so we can switch	427	if (GET_R->allowedxerror == -1)
414	* back to root later, as required	428	GET_R->allowedxerror = event->error_code;
415	*/	429	else
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}	430	{
		431	// GET_R is most likely not the terminal which caused the error,
		432	// so just output the error and continue
		433	#if ENABLE_MINIMAL
		434	old_xerror_handler (display, event);
428	# else	435	#else
429	switch (mode) {	436	print_x_error (display, event);
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif	437	#endif
440	#endif	438	}
441	}
442		439
443	#ifdef UTMP_SUPPORT	440	return 0;
444	/* EXTPROTO */	441	}
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454		442
455	rxvt_privileges(aR_ RESTORE);	443	int
456	if (action == SAVE) {	444	rxvt_xioerror_handler (Display *display)
457	R->next_utmp_action = RESTORE;	445	{
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459	} else { /* action == RESTORE */	447	DisplayString (display));
460	R->next_utmp_action = IGNORE;	448	rxvt_emergency_cleanup ();
461	rxvt_cleanutent(aR);	449	_exit (EXIT_FAILURE);
		450	}
		451
		452	static struct sig_handlers
		453	{
		454	ev::sig sw_term, sw_int;
		455
		456	/*
		457	* Catch a fatal signal and tidy up before quitting
		458	*/
		459	void sig_term (ev::sig &w, int revents);
		460
		461	sig_handlers ()
		462	{
		463	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		464	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
462	}	465	}
463	rxvt_privileges(aR_ IGNORE);	466	} sig_handlers;
464	}
465	#endif
466		467
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void	468	void
470	rxvt_privileged_ttydev(pR_ char action)	469	sig_handlers::sig_term (ev::sig &w, int revents)
471	{	470	{
472	D_MAIN((stderr,	471	rxvt_emergency_cleanup ();
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	472	w.stop ();
474	action, R->next_tty_action, getpid()));	473	kill (getpid (), w.signum);
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}	474	}
519	#endif	475
		476	char **rxvt_environ; // startup environment
		477
		478	void
		479	rxvt_init ()
		480	{
		481	ptytty::init ();
		482
		483	if (!ev_default_loop (0))
		484	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		485
		486	rxvt_environ = environ;
		487
		488	signal (SIGHUP, SIG_IGN);
		489	signal (SIGPIPE, SIG_IGN);
		490
		491	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		492	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		493
		494	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		495	/* signal (SIGURG, SIG_DFL); */
		496
		497	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		498	// TODO: handle this with exceptions and tolerate the memory loss
		499	XSetIOErrorHandler (rxvt_xioerror_handler);
		500
		501	XrmInitialize ();
		502	}
520		503
521	/*----------------------------------------------------------------------*/	504	/*----------------------------------------------------------------------*/
522	/*	505	/*
523	* window size/position calculcations for XSizeHint and other storage.	506	* window size/position calculations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	507	* if width/height are non-zero then override calculated width/height
525	*/	508	*/
526	void	509	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	510	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	511	{
529	short recalc_x, recalc_y;	512	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	513	int x, y, flags;
531	unsigned int w, h;	514	unsigned int w, h;
532	unsigned int max_width, max_height;	515	unsigned int max_width, max_height;
533		516
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	517	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	518	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	519	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		520
541	recalc_x = recalc_y = 0;	521	recalc_x = recalc_y = 0;
542	flags = 0;	522	flags = 0;
		523
543	if (!parsed_geometry) {	524	if (!parsed_geometry)
		525	{
544	parsed_geometry = 1;	526	parsed_geometry = 1;
		527
545	if (rs[Rs_geometry])	528	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	529	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		530
547	if (flags & WidthValue) {	531	if (flags & WidthValue)
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	532	{
		533	if (!w)
		534	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		535
		536	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
549	szHint.flags |= USSize;	537	szHint.flags |= USSize;
550	}	538	}
		539
551	if (flags & HeightValue) {	540	if (flags & HeightValue)
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	541	{
		542	if (!h)
		543	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		544
		545	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
553	szHint.flags |= USSize;	546	szHint.flags |= USSize;
554	}	547	}
		548
555	if (flags & XValue) {	549	if (flags & XValue)
		550	{
556	szHint.x = x;	551	szHint.x = x;
557	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
558	if (flags & XNegative) {	554	if (flags & XNegative)
		555	{
559	recalc_x = 1;	556	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	557	szHint.win_gravity = NorthEastGravity;
561	}	558	}
562	}	559	}
		560
563	if (flags & YValue) {	561	if (flags & YValue)
		562	{
564	szHint.y = y;	563	szHint.y = y;
565	szHint.flags |= USPosition;	564	szHint.flags |= USPosition;
		565
566	if (flags & YNegative) {	566	if (flags & YNegative)
		567	{
567	recalc_y = 1;	568	recalc_y = 1;
		569
568	if (szHint.win_gravity == NorthEastGravity)	570	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	571	szHint.win_gravity = SouthEastGravity;
570	else	572	else
571	szHint.win_gravity = SouthWestGravity;	573	szHint.win_gravity = SouthWestGravity;
572	}	574	}
573	}	575	}
574	}	576	}
		577
575	/* TODO: BOUNDS */	578	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	579	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	580	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	581	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	582	max_height = MAX_ROWS * fheight;
580		583
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	584	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		585
583	sb_w = mb_h = 0;
584	window_vt_x = window_vt_y = 0;	586	window_vt_x = window_vt_y = int_bwidth;
585	if (scrollbar_visible (this)) {	587
		588	if (scrollBar.state)
		589	{
586	sb_w = scrollbar_TotalWidth();	590	int sb_w = scrollBar.total_width ();
587	szHint.base_width += sb_w;	591	szHint.base_width += sb_w;
		592
588	if (!(Options & Opt_scrollBar_right))	593	if (!option (Opt_scrollBar_right))
589	window_vt_x = sb_w;	594	window_vt_x += sb_w;
590	}	595	}
591	if (menubar_visible (this)) {	596
592	mb_h = menuBar_TotalHeight();
593	szHint.base_height += mb_h;
594	window_vt_y = mb_h;
595	}
596	szHint.width_inc = TermWin.fwidth;	597	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	598	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	599	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	600	szHint.min_height = szHint.base_height + szHint.height_inc;
600		601
601	if (width && width - szHint.base_width < max_width) {	602	if (newwidth && newwidth - szHint.base_width < max_width)
		603	{
602	szHint.width = width;	604	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	605	width = newwidth - szHint.base_width;
604	} else {	606	}
605	MIN_IT(TermWin.width, max_width);	607	else
		608	{
		609	min_it (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	610	szHint.width = szHint.base_width + width;
607	}	611	}
		612
608	if (height && height - szHint.base_height < max_height) {	613	if (newheight && newheight - szHint.base_height < max_height)
		614	{
609	szHint.height = height;	615	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	616	height = newheight - szHint.base_height;
611	} else {	617	}
		618	else
		619	{
612	MIN_IT(TermWin.height, max_height);	620	min_it (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	621	szHint.height = szHint.base_height + height;
614	}	622	}
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;
617		623
618	if (recalc_x)	624	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	625	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);	626
621	if (recalc_y)	627	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	628	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		629
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	630	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	631	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,
629	szHint.height));
630	return;
631	}	632	}
632		633
633	/*----------------------------------------------------------------------*/	634	/*----------------------------------------------------------------------*/
634	/*	635	/*
635	* Tell the teletype handler what size the window is.	636	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	637	* Called after a window size change.
637	*/	638	*/
638	void	639	void
639	rxvt_term::tt_winch ()	640	rxvt_term::tt_winch ()
640	{	641	{
		642	if (pty->pty < 0)
		643	return;
		644
641	struct winsize ws;	645	struct winsize ws;
642		646
643	if (cmd_fd < 0)
644	return;
645
646	ws.ws_col = TermWin.ncol;	647	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	648	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	649	ws.ws_xpixel = width;
649	#ifndef DEBUG_SIZE	650	ws.ws_ypixel = height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	651	ioctl (pty->pty, TIOCSWINSZ, &ws);
651	#else	652
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	653	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	654	// TIOCSWINSZ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	655	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	656	kill (-cmd_pid, SIGWINCH);
657	# endif
658	#endif	657	#endif
659	}	658	}
660		659
661	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	661	/* set_fonts () - load and set the various fonts
663	/*	662	*
664	* init = 1 - initialize	663	* init = 1 - initialize
665	*	664	*
666	* fontname == FONT_UP - switch to bigger font	665	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	666	* fontname == FONT_DN - switch to smaller font
668	*/	667	*/
669	/* EXTPROTO */	668	bool
670	void	669	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	670	{
673	}	671	rxvt_fontset *fs = new rxvt_fontset (this);
		672	rxvt_fontprop prop;
674		673
675	/* INTPROTO */	674	if (!fs
		675	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		676	|| !fs->realize_font (1))
		677	{
		678	delete fs;
		679	return false;
		680	}
		681
		682	#if ENABLE_STYLES
		683	for (int i = RS_styleCount; --i; )
		684	if (fontset[i] != fontset[0])
		685	delete fontset[i];
		686	#endif
		687
		688	delete fontset[0];
		689	fontset[0] = fs;
		690
		691	prop = (*fs)[1]->properties ();
		692	prop.height += lineSpace;
		693	prop.width += letterSpace;
		694
		695	fs->set_prop (prop, false);
		696
		697	fwidth = prop.width;
		698	fheight = prop.height;
		699	fbase = prop.ascent;
		700
		701	for (int style = 1; style < 4; style++)
		702	{
		703	#if ENABLE_STYLES
		704	const char *res = rs[Rs_font + style];
		705
		706	if (res && !*res)
		707	fontset[style] = fontset[0];
		708	else
		709	{
		710	fontset[style] = fs = new rxvt_fontset (this);
		711	rxvt_fontprop prop2 = prop;
		712
		713	if (res)
		714	{
		715	fs->populate (res);
		716	fs->set_prop (prop2, false);
		717	}
		718	else
		719	{
		720	fs->populate (fontset[0]->fontdesc);
		721
		722	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		723	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		724
		725	fs->set_prop (prop2, true);
		726	}
		727
		728	}
		729	#else
		730	fontset[style] = fontset[0];
		731	#endif
		732	}
		733
		734	if (parent[0])
		735	{
		736	resize_all_windows (0, 0, 0);
		737	scr_remap_chars ();
		738	scr_touch (true);
		739	}
		740
		741	return true;
		742	}
		743
676	void	744	void
677	rxvt_font_up_down(pR_ int n, int direction)	745	rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	746	{
		747	XChangeProperty (dpy, parent[0],
		748	prop, XA_STRING, 8, PropModeReplace,
		749	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		750	}
		751
		752	void
		753	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		754	{
		755	wchar_t *ws = rxvt_mbstowcs (str, len);
		756	char *s = rxvt_wcstoutf8 (ws);
		757
		758	XChangeProperty (dpy, parent[0],
		759	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		760	(const unsigned char *)s, strlen (s));
		761
		762	free (s);
		763	free (ws);
679	}	764	}
680		765
681	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	767	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	768	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	769	void
686	rxvt_set_title(pR_ const char *str)	770	rxvt_term::set_title (const char *str)
687	{	771	{
688	#ifndef SMART_WINDOW_TITLE	772	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	773	#if ENABLE_EWMH
690	#else	774	set_utf8_property (xa[XA_NET_WM_NAME], str);
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	775	#endif
700	}	776	}
701		777
702	/* EXTPROTO */
703	void	778	void
704	rxvt_set_iconName(pR_ const char *str)	779	rxvt_term::set_icon_name (const char *str)
705	{	780	{
706	#ifndef SMART_WINDOW_TITLE	781	set_string_property (XA_WM_ICON_NAME, str);
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	782	#if ENABLE_EWMH
708	#else	783	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	784	#endif
718	}	785	}
719		786
		787	void
		788	rxvt_term::set_window_color (int idx, const char *color)
		789	{
720	#ifdef XTERM_COLOR_CHANGE	790	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;	791	rxvt_color xcol;
726	int i;
727		792
728	if (color == NULL || *color == '\0')	793	if (color == NULL || *color == '\0')
729	return;	794	return;
730		795
		796	color = strdup (color);
		797	allocated.push_back ((void *)color);
		798	rs[Rs_color + idx] = color;
		799
731	/* handle color aliases */	800	/* handle color aliases */
732	if (isdigit(*color)) {	801	if (isdigit (*color))
		802	{
733	i = atoi(color);	803	int i = atoi (color);
734	if (i >= 8 && i <= 15) { /* bright colors */	804
735	i -= 8;	805	if (i >= 8 && i <= 15)
736	# ifndef NO_BRIGHTCOLOR	806	{
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	807	/* bright colors */
738	SET_PIXCOLOR(R, idx);	808	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
739	goto Done;	809	goto done;
740	# endif
741	}	810	}
742	if (i >= 0 && i <= 7) { /* normal colors */	811
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];	812	if (i >= 0 && i <= 7)
744	SET_PIXCOLOR(R, idx);	813	{
		814	/* normal colors */
		815	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
745	goto Done;	816	goto done;
746	}	817	}
747	}	818	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751		819
752	/*	820	set_color (xcol, color);
		821
		822	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,	823	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap	824	* so just keep gobbling up the colormap
755	*/	825	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766		826
767	R->PixColors[idx] = xcol;	827	pix_colors_focused[idx] = xcol;
768	SET_PIXCOLOR(R, idx);
769		828
770	/* XSetWindowAttributes attr; */	829	done:
771	/* Cursor cursor; */
772	Done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */	830	/*TODO: handle Color_BD, scrollbar background, etc. */
778		831
779	rxvt_set_colorfgbg (aR);	832	update_fade_color (idx);
780	R->recolour_cursor ();	833	recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */	834	scr_recolour ();
782	rxvt_scr_poweron (aR);	835	#endif /* XTERM_COLOR_CHANGE */
783	}	836	}
784
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */
788		837
789	void	838	void
790	rxvt_term::recolour_cursor ()	839	rxvt_term::recolour_cursor ()
791	{	840	{
792	#if TODO	841	XColor fg, bg;
793	rxvt_color xcol[2];
794		842
795	xcol[0] = PixColors[Color_pointer];	843	(ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	844	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	845	: pix_colors_focused[Color_fg]).get (fg);
		846
		847	(ISSET_PIXCOLOR (Color_pointer_bg)
		848	? pix_colors_focused[Color_pointer_bg]
		849	: pix_colors_focused[Color_bg]).get (bg);
		850
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	851	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
799	#endif
800	}	852	}
801		853
802	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
803	/*	855	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	856	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	857	*/
806	/* INTPROTO */
807	void	858	void
808	rxvt_set_colorfgbg(pR)	859	rxvt_term::set_colorfgbg ()
809	{	860	{
810	unsigned int i;	861	unsigned int i;
811	const char *xpmb = "\0";	862	const char *xpmb = "";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		864
814	R->env_colorfgbg =	865	strcpy (fstr, "default");
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	866	strcpy (bstr, "default");
816	STRCPY(fstr, "default");
817	STRCPY(bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	868	if (pix_colors[Color_fg] == pix_colors[i])
		869	{
820	sprintf(fstr, "%d", (i - Color_Black));	870	sprintf (fstr, "%d", (i - Color_Black));
821	break;	871	break;
822	}	872	}
		873
823	for (i = Color_Black; i <= Color_White; i++)	874	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	875	if (pix_colors[Color_bg] == pix_colors[i])
		876	{
825	sprintf(bstr, "%d", (i - Color_Black));	877	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	878	#ifdef BG_IMAGE_FROM_FILE
827	xpmb = "default;";	879	xpmb = "default;";
828	#endif	880	#endif
829	break;	881	break;
830	}	882	}
		883
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	885	}
844		886
845	/*----------------------------------------------------------------------*/	887	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		888
851	/* EXTPROTO */	889	bool
852	int	890	rxvt_term::set_color (rxvt_color &color, const char *name)
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
854	{	891	{
855	screen_in_out->set(aR_ colour);	892	if (color.set (this, name))
856
857	if (!screen_in_out->set(aR_ colour)) {
858	rxvt_print_error("can't allocate colour: %s", colour);
859	return false;
860	}
861
862	return true;	893	return true;
		894
		895	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		896	return false;
		897	}
		898
		899	void
		900	rxvt_term::alias_color (int dst, int src)
		901	{
		902	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
863	}	903	}
864		904
865	/* -------------------------------------------------------------------- *	905	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	906	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	907	* -------------------------------------------------------------------- */
868	void	908	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	909	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	910	{
871	int fix_screen;	911	int fix_screen;
		912	int old_width = szHint.width;
		913	int old_height = szHint.height;
872		914
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;
875	#endif
876
877	window_calc (width, height);	915	window_calc (newwidth, newheight);
		916
		917	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		918
		919	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		920	if (set_hint)
		921	{
		922	szHint.flags &= ~(PBaseSize | PResizeInc);
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	923	XSetWMNormalHints (dpy, parent[0], &szHint);
		924	szHint.flags |= PBaseSize | PResizeInc;
		925	}
		926
879	if (!ignoreparent)	927	if (!ignoreparent)
880	{	928	{
881	#ifdef SMART_RESIZE	929	#ifdef SMART_RESIZE
882	/*	930	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	931	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	934	int x, y, x1, y1;
887	int dx, dy;	935	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	936	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	937	Window unused_cr;
890		938
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	939	XTranslateCoordinates (dpy, parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	940	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	941	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	942	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	943	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	944	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	945	* our position for handles and decorations. Counter it
898	*/	946	*/
899	if (x1 != x || y1 != y) {	947	if (x1 != x || y1 != y)
		948	{
900	x -= x1;	949	x -= x1;
901	y -= y1;	950	y -= y1;
902	}	951	}
903		952
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	953	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	954	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	955	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	956	dy = old_height - szHint.height;
908		957
909	/* Check position of the center of the window */	958	/* Check position of the center of the window */
910	if (x < x1) /* left half */	959	if (x < x1) /* left half */
911	dx = 0;	960	dx = 0;
912	else if (x == x1) /* exact center */	961	else if (x == x1) /* exact center */
913	dx /= 2;	962	dx /= 2;
914	if (y < y1) /* top half */	963	if (y < y1) /* top half */
915	dy = 0;	964	dy = 0;
916	else if (y == y1) /* exact center */	965	else if (y == y1) /* exact center */
917	dy /= 2;	966	dy /= 2;
918		967
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	968	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	969	szHint.width, szHint.height);
921	#else	970	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	971	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	972	#endif
925	}	973	}
926		974
927	fix_screen = (TermWin.ncol != prev_ncol	975	if (set_hint)
928	|| TermWin.nrow != prev_nrow);	976	XSetWMNormalHints (dpy, parent[0], &szHint);
929		977
		978	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		979
930	if (fix_screen || width != old_width || height != old_height)	980	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	981	{
932	if (scrollbar_visible (this))	982	if (scrollBar.state)
933	{	983	scrollBar.resize ();
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
935	0, scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();
937	}
938		984
939	if (menubar_visible (this))	985	XMoveResizeWindow (dpy, vt,
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	986	window_vt_x, window_vt_y,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944	window_vt_y, TermWin_TotalWidth (),
945	TermWin_TotalHeight ());	987	width, height);
946	#ifdef RXVT_GRAPHICS	988
947	if (old_height)	989	#ifdef HAVE_BG_PIXMAP
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,	990	if (bgPixmap.window_size_sensitive ())
949	old_height - szHint.base_height);	991	update_background ();
950	#endif
951	scr_clear ();
952	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);
954	#endif	992	#endif
955	}	993	}
956		994
957	if (fix_screen || old_height == 0)	995	if (fix_screen || old_height == 0)
958	{
959	int curr_screen = -1;
960	int old_ncol = prev_ncol;
961
962	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */
964	{
965	unsigned int ncol = TermWin.ncol;
966	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
967	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
968	TermWin.ncol = ncol;
969	}
970
971	scr_reset();	996	scr_reset ();
972		997
973	if (curr_screen >= 0) /* this is not the first time through */	998	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
974	{	999	//scr_touch (false);
975	rxvt_scr_change_screen (this, curr_screen);
976	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
977	}
978	}
979		1000
980	old_width = szHint.width;	1001	#ifdef HAVE_BG_PIXMAP
981	old_height = szHint.height;	1002	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1003	// if (bgPixmap.pixmap)
		1004	// scr_touch (false);
		1005	#endif
982		1006
983	#ifdef USE_XIM	1007	#ifdef USE_XIM
984	rxvt_IMSetStatusPosition (this);	1008	IMSetPosition ();
985	#endif	1009	#endif
986	}	1010	}
987		1011
988	/*	1012	/*
989	* Set the width/height of the vt window in characters. Units are pixels.	1013	* Set the width/height of the vt window in characters. Units are pixels.
990	* good for toggling 80/132 columns	1014	* good for toggling 80/132 columns
991	*/	1015	*/
992	/* EXTPROTO */
993	void	1016	void
994	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1017	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
995	{	1018	{
996	XWindowAttributes wattr;	1019	XWindowAttributes wattr;
997		1020
998	if (width == 0 || height == 0) {	1021	if (newwidth == 0 || newheight == 0)
		1022	{
999	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1023	XGetWindowAttributes (dpy, display->root, &wattr);
		1024
1000	if (width == 0)	1025	if (newwidth == 0)
1001	width = wattr.width - R->szHint.base_width;	1026	newwidth = wattr.width - szHint.base_width;
1002	if (height == 0)	1027	if (newheight == 0)
1003	height = wattr.height - R->szHint.base_height;	1028	newheight = wattr.height - szHint.base_height;
		1029	}
		1030
		1031	if (newwidth != width || newheight != height)
1004	}	1032	{
1005	if (width != R->TermWin.width || height != R->TermWin.height) {
1006	width += R->szHint.base_width;	1033	newwidth += szHint.base_width;
1007	height += R->szHint.base_height;	1034	newheight += szHint.base_height;
1008	R->resize_all_windows (width, height, 0);	1035	resize_all_windows (newwidth, newheight, 0);
1009	}	1036	}
1010	}	1037	}
1011		1038
1012	/* -------------------------------------------------------------------- *	1039	/* -------------------------------------------------------------------- *
1013	* - X INPUT METHOD ROUTINES - *	1040	* - X INPUT METHOD ROUTINES - *
1014	* -------------------------------------------------------------------- */	1041	* -------------------------------------------------------------------- */
1015	#ifdef USE_XIM	1042	#ifdef USE_XIM
1016	void
1017	rxvt_term::set_size (XRectangle *size)
1018	{
1019	size->x = TermWin.int_bwidth;
1020	size->y = TermWin.int_bwidth;
1021	size->width = Width2Pixel(TermWin.ncol);
1022	size->height = Height2Pixel(TermWin.nrow);
1023	}
1024		1043
1025	void	1044	void
1026	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1045	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1027	{	1046	{
1028	*fg = PixColors[Color_fg];	1047	fg = pix_colors [Color_fg];
1029	*bg = PixColors[Color_bg];	1048	bg = pix_colors [Color_bg];
		1049	}
		1050
		1051	void
		1052	rxvt_term::im_set_size (XRectangle &size)
		1053	{
		1054	// the int_bwidth terms make no sense to me
		1055	size.x = int_bwidth;
		1056	size.y = int_bwidth;
		1057	size.width = Width2Pixel (ncol) + int_bwidth;
		1058	size.height = Height2Pixel (nrow) + int_bwidth;
		1059	}
		1060
		1061	void
		1062	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1063	XRectangle &status_rect,
		1064	const XRectangle &needed_rect)
		1065	{
		1066	preedit_rect.x = needed_rect.width;
		1067	preedit_rect.y = 0;
		1068	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1069	preedit_rect.height = fheight;
		1070
		1071	status_rect.x = 0;
		1072	status_rect.y = 0;
		1073	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1074	status_rect.height = fheight;
1030	}	1075	}
1031		1076
1032	/* Checking whether input method is running. */	1077	/* Checking whether input method is running. */
1033	/* INTPROTO */
1034	Bool	1078	bool
1035	rxvt_IMisRunning(pR)	1079	rxvt_term::IMisRunning ()
1036	{	1080	{
1037	char *p;	1081	Atom atom;
1038	Atom atom;	1082	Window win;
1039	Window win;
1040	char server[IMBUFSIZ];	1083	char server[IMBUFSIZ];
1041		1084
1042	/* get current locale modifier */	1085	/* get current locale modifier */
1043	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1086	if (char *p = XSetLocaleModifiers (0))
		1087	{
1044	STRCPY(server, "@server=");	1088	strcpy (server, "@server=");
1045	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1089	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1090
1046	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1091	if (p = strchr (server + 1, '@')) /* first one only */
1047	*p = '\0';	1092	*p = '\0';
1048		1093
1049	atom = XInternAtom(R->Xdisplay, server, False);	1094	atom = XInternAtom (dpy, server, False);
1050	win = XGetSelectionOwner(R->Xdisplay, atom);	1095	win = XGetSelectionOwner (dpy, atom);
		1096
1051	if (win != None)	1097	if (win != None)
1052	return True;	1098	return True;
1053	}	1099	}
		1100
1054	return False;	1101	return False;
1055	}	1102	}
1056		1103
1057	/* EXTPROTO */
1058	void	1104	void
1059	rxvt_IMSendSpot(pR)	1105	rxvt_term::IMSendSpot ()
1060	{	1106	{
1061	XPoint spot;	1107	XPoint nspot;
1062	XVaNestedList preedit_attr;	1108	XVaNestedList preedit_attr;
1063		1109
1064	if (R->Input_Context == NULL	1110	if (!Input_Context
1065	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1111	|| !focus
1066	|| !(R->event_type == KeyPress	1112	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1067	|| R->event_type == Expose
1068	|| R->event_type == NoExpose
1069	|| R->event_type == SelectionNotify
1070	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1071	|| !rxvt_IMisRunning(aR))
1072	return;	1113	return;
1073		1114
1074	R->set_position (&spot);	1115	im_set_position (nspot);
1075		1116
		1117	if (nspot.x == spot.x && nspot.y == spot.y)
		1118	return;
		1119
		1120	spot = nspot;
		1121
1076	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1122	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1077	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1123	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1078	XFree(preedit_attr);	1124	XFree (preedit_attr);
1079	}	1125	}
1080		1126
1081	void	1127	void
1082	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1128	rxvt_term::im_destroy ()
1083	XRectangle * needed_rect)
1084	{	1129	{
1085	int mbh, vtx = 0;	1130	if (input_method)
		1131	{
		1132	if (Input_Context && input_method->xim)
		1133	XDestroyIC (Input_Context);
1086		1134
1087	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1135	display->put_xim (input_method);
1088	vtx = scrollbar_TotalWidth();	1136	input_method = 0;
		1137	}
1089		1138
1090	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1091	mbh -= TermWin.lineSpace;
1092
1093	preedit_rect->x = needed_rect->width + vtx;
1094	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1095
1096	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1097	preedit_rect->height = Height2Pixel(1);
1098
1099	status_rect->x = vtx;
1100	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1103	status_rect->height = Height2Pixel(1);
1104	}
1105
1106	/* ARGSUSED */
1107	/* INTPROTO */
1108	void
1109	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1110	__attribute__ ((unused)), XPointer call_data
1111	__attribute__ ((unused)))
1112	{
1113	dR;
1114
1115	R->Input_Context = NULL;	1139	Input_Context = 0;
1116	/* To avoid Segmentation Fault in C locale: Solaris only? */
1117	if (STRCMP(R->locale, "C"))
1118	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1119	rxvt_IMInstantiateCallback, NULL);
1120	}	1140	}
		1141
		1142	#ifdef ENABLE_XIM_ONTHESPOT
		1143
		1144	static void
		1145	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1146	{
		1147	((rxvt_term *)client_data)->make_current ();
		1148	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1149	}
		1150
		1151	static void
		1152	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1153	{
		1154	((rxvt_term *)client_data)->make_current ();
		1155	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1156	}
		1157
		1158	static void
		1159	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1160	{
		1161	rxvt_term *term = (rxvt_term *)client_data;
		1162	XIMText *text = call_data->text;
		1163
		1164	term->make_current ();
		1165
		1166	if (text)
		1167	{
		1168	void *str;
		1169
		1170	if (!text->encoding_is_wchar && text->string.multi_byte)
		1171	{
		1172	// of course, X makes it ugly again
		1173	if (term->rs[Rs_imLocale])
		1174	SET_LOCALE (term->rs[Rs_imLocale]);
		1175
		1176	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1177	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1178
		1179	if (term->rs[Rs_imLocale])
		1180	SET_LOCALE (term->locale);
		1181	}
		1182	else
		1183	str = (void *)text->string.wide_char;
		1184
		1185	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1186	DT_INT, call_data->caret,
		1187	DT_INT, call_data->chg_first,
		1188	DT_INT, call_data->chg_length,
		1189	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1190	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1191	DT_END));
		1192	}
		1193	else
		1194	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1195	DT_INT, call_data->caret,
		1196	DT_INT, call_data->chg_first,
		1197	DT_INT, call_data->chg_length,
		1198	DT_END));
		1199	}
		1200
		1201	#if 0
		1202	static void
		1203	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1204	{
		1205	((rxvt_term *)client_data)->make_current ();
		1206	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1207	DT_INT, call_data->position,
		1208	DT_INT, call_data->direction,
		1209	DT_INT, call_data->style,
		1210	DT_END));
		1211	}
		1212	#endif
		1213
		1214	#endif
1121		1215
1122	/*	1216	/*
1123	* Try to open a XIM with the current modifiers, then see if we can	1217	* Try to open a XIM with the current modifiers, then see if we can
1124	* open a suitable preedit type	1218	* open a suitable preedit type
1125	*/	1219	*/
1126	static Bool	1220	bool
1127	rxvt_IM_get_IC (pR)	1221	rxvt_term::IM_get_IC (const char *modifiers)
1128	{	1222	{
1129	int i, j, found;	1223	int i, j, found;
1130	XIM xim;	1224	XIM xim;
1131	XPoint spot;	1225	XPoint spot;
1132	XRectangle rect, status_rect, needed_rect;	1226	XRectangle rect, status_rect, needed_rect;
1133	unsigned long fg, bg;	1227	unsigned long fg, bg;
1134	const char *p;	1228	const char *p;
1135	char **s;	1229	char **s;
1136	XIMStyles *xim_styles;	1230	XIMStyles *xim_styles;
1137	XVaNestedList preedit_attr, status_attr;	1231	#ifdef ENABLE_XIM_ONTHESPOT
1138	XIMCallback ximcallback;	1232	XIMCallback xcb[4];
		1233	#endif
1139		1234
1140	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1235	set_environ (envv);
1141	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1236
1142	if (xim == NULL)	1237	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1143	return False;	1238	return false;
1144		1239
		1240	input_method = display->get_xim (locale, modifiers);
		1241	if (input_method == NULL)
		1242	return false;
		1243
		1244	xim = input_method->xim;
		1245	spot.x = spot.y = -1;
		1246
1145	xim_styles = NULL;	1247	xim_styles = NULL;
1146	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1248	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1147	|| !xim_styles || !xim_styles->count_styles) {	1249	|| !xim_styles || !xim_styles->count_styles)
1148	XCloseIM(xim);	1250	{
		1251	im_destroy ();
1149	return False;	1252	return false;
		1253	}
		1254
		1255	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1256
		1257	for (int pi = 0; pi < 2; pi++)
1150	}	1258	{
		1259	p = pet[pi];
1151		1260
1152	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1261	if (!p)
1153	: "OverTheSpot,OffTheSpot,Root";	1262	continue;
		1263
1154	s = rxvt_splitcommastring(p);	1264	s = rxvt_splitcommastring (p);
		1265
1155	for (i = found = 0; !found && s[i]; i++) {	1266	for (i = found = 0; !found && s[i]; i++)
		1267	{
1156	if (!STRCMP(s[i], "OverTheSpot"))	1268	if (!strcmp (s[i], "OverTheSpot"))
1157	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1269	input_style = XIMPreeditPosition | XIMStatusNothing;
1158	else if (!STRCMP(s[i], "OffTheSpot"))	1270	else if (!strcmp (s[i], "OffTheSpot"))
1159	R->input_style = (XIMPreeditArea | XIMStatusArea);	1271	input_style = XIMPreeditArea | XIMStatusArea;
1160	else if (!STRCMP(s[i], "Root"))	1272	else if (!strcmp (s[i], "Root"))
1161	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1273	input_style = XIMPreeditNothing | XIMStatusNothing;
		1274	else if (!strcmp (s[i], "None"))
		1275	input_style = XIMPreeditNone | XIMStatusNone;
		1276	#ifdef ENABLE_XIM_ONTHESPOT
		1277	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1278	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1279	#endif
		1280	else
		1281	input_style = XIMPreeditNothing | XIMStatusNothing;
1162		1282
1163	for (j = 0; j < xim_styles->count_styles; j++)	1283	for (j = 0; j < xim_styles->count_styles; j++)
1164	if (R->input_style == xim_styles->supported_styles[j]) {	1284	if (input_style == xim_styles->supported_styles[j])
		1285	{
		1286	rxvt_freecommastring (s);
		1287
1165	found = 1;	1288	found = 1;
1166	break;	1289	goto foundpet;
1167	}	1290	}
		1291
		1292	}
		1293
		1294	rxvt_freecommastring (s);
1168	}	1295	}
1169	for (i = 0; s[i]; i++)	1296
1170	free(s[i]);	1297	foundpet:
1171	free(s);	1298
1172	XFree(xim_styles);	1299	XFree (xim_styles);
1173		1300
1174	if (!found) {	1301	if (!found)
1175	XCloseIM(xim);	1302	{
		1303	im_destroy ();
1176	return False;	1304	return false;
		1305	}
		1306
		1307	XFontSet fs = 0;
		1308	XVaNestedList preedit_attr = 0, status_attr = 0;
		1309
		1310	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1177	}	1311	{
		1312	// fake us a font-set, please
		1313	char **missing_charset_list;
		1314	int missing_charset_count;
		1315	char *def_string;
		1316	char pat[512];
1178		1317
1179	ximcallback.callback = rxvt_IMDestroyCallback;	1318	sprintf (pat,
		1319	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1320	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1324	"*",
		1325	fheight,
		1326	fheight + 1, fheight - 1,
		1327	fheight - 2, fheight + 2);
1180		1328
1181	/* XXX: not sure why we need this (as well as IC one below) */	1329	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1182	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1330	&missing_charset_list, &missing_charset_count, &def_string);
1183		1331
1184	preedit_attr = status_attr = NULL;	1332	if (missing_charset_list)
		1333	XFreeStringList (missing_charset_list);
1185		1334
		1335	if (!fs)
		1336	{
		1337	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1338	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1339	}
		1340	}
		1341
1186	if (R->input_style & XIMPreeditPosition) {	1342	if (input_style & XIMPreeditPosition)
		1343	{
1187	R->set_size (&rect);	1344	im_set_size (rect);
1188	R->set_position (&spot);	1345	im_set_position (spot);
1189	R->set_color (&fg, &bg);	1346	im_set_color (fg, bg);
1190		1347
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1348	preedit_attr = XVaCreateNestedList (0,
		1349	XNForeground, fg,
		1350	XNBackground, bg,
		1351	XNArea, &rect,
1192	XNSpotLocation, &spot,	1352	XNSpotLocation, &spot,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,	1353	XNFontSet, fs,
1195	NULL);
1196	} else if (R->input_style & XIMPreeditArea) {
1197	R->set_color (&fg, &bg);
1198
1199	/*
1200	* The necessary width of preedit area is unknown
1201	* until create input context.
1202	*/
1203	needed_rect.width = 0;
1204
1205	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1206
1207	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1208	XNForeground, fg, XNBackground, bg,
1209	//XNFontSet, R->TermWin.fontset,
1210	NULL);
1211	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1212	XNForeground, fg, XNBackground, bg,
1213	//XNFontSet, R->TermWin.fontset,
1214	NULL);	1354	NULL);
1215	}	1355	}
1216	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1356	else if (input_style & XIMPreeditArea)
		1357	{
		1358	im_set_color (fg, bg);
		1359
		1360	/*
		1361	* The necessary width of preedit area is unknown
		1362	* until create input context.
		1363	*/
		1364	needed_rect.width = 0;
		1365	im_set_preedit_area (rect, status_rect, needed_rect);
		1366
		1367	preedit_attr = XVaCreateNestedList (0,
		1368	XNForeground, fg,
		1369	XNBackground, bg,
		1370	XNArea, &rect,
		1371	XNFontSet, fs,
		1372	NULL);
		1373	status_attr = XVaCreateNestedList (0,
		1374	XNForeground, fg,
		1375	XNBackground, bg,
		1376	XNArea, &status_rect,
		1377	XNFontSet, fs,
		1378	NULL);
		1379	}
		1380	#if ENABLE_XIM_ONTHESPOT
		1381	else if (input_style & XIMPreeditCallbacks)
		1382	{
		1383	im_set_position (spot);
		1384
		1385	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1386	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1387	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1388	# if 0
		1389	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1390	# endif
		1391
		1392	preedit_attr = XVaCreateNestedList (0,
		1393	XNSpotLocation, &spot,
		1394	XNPreeditStartCallback, &xcb[0],
		1395	XNPreeditDoneCallback , &xcb[1],
		1396	XNPreeditDrawCallback , &xcb[2],
		1397	# if 0
		1398	XNPreeditCaretCallback, &xcb[3],
		1399	# endif
		1400	NULL);
		1401	}
		1402	#endif
		1403
		1404	Input_Context = XCreateIC (xim,
		1405	XNInputStyle, input_style,
1217	XNClientWindow, R->TermWin.parent[0],	1406	XNClientWindow, vt,
1218	XNFocusWindow, R->TermWin.parent[0],	1407	XNFocusWindow, parent[0],
1219	XNDestroyCallback, &ximcallback,
1220	preedit_attr ? XNPreeditAttributes : NULL,	1408	preedit_attr ? XNPreeditAttributes : NULL,
1221	preedit_attr,	1409	preedit_attr,
1222	status_attr ? XNStatusAttributes : NULL,	1410	status_attr ? XNStatusAttributes : NULL,
1223	status_attr, NULL);	1411	status_attr, NULL);
1224	if (preedit_attr)	1412
1225	XFree(preedit_attr);	1413	if (preedit_attr) XFree (preedit_attr);
1226	if (status_attr)	1414	if (status_attr) XFree (status_attr);
1227	XFree(status_attr);	1415	if (fs) XFreeFontSet (dpy, fs);
		1416
1228	if (R->Input_Context == NULL) {	1417	if (Input_Context == NULL)
1229	rxvt_print_error("failed to create input context");	1418	{
1230	XCloseIM(xim);	1419	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1420	im_destroy ();
1231	return False;	1421	return false;
1232	}	1422	}
1233	if (R->input_style & XIMPreeditArea)	1423
1234	rxvt_IMSetStatusPosition(aR);	1424	#if 0
1235	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1425	// unfortunately, only the focus window is used by XIM, hard to fix
		1426	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1427	vt_select_input ();
		1428	#endif
		1429
		1430	IMSetPosition ();
		1431
1236	return True;	1432	return true;
1237	}	1433	}
1238		1434
1239	/*
1240	* X manual pages and include files don't match on some systems:
1241	* some think this is an XIDProc and others an XIMProc so we can't
1242	* use the first argument - need to update this to be nice for
1243	* both types via some sort of configure detection
1244	*/
1245	/* ARGSUSED */
1246	/* EXTPROTO */
1247	void	1435	void
1248	rxvt_IMInstantiateCallback(Display * unused	1436	rxvt_term::im_cb ()
1249	__attribute__ ((unused)), XPointer client_data
1250	__attribute__ ((unused)), XPointer call_data
1251	__attribute__ ((unused)))
1252	{	1437	{
1253	dR;	1438	int i;
1254	int i, found, had_im;
1255	const char *p;	1439	const char *p;
1256	char **s;	1440	char **s;
1257	char buf[IMBUFSIZ];	1441	char buf[IMBUFSIZ];
1258		1442
1259	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1443	make_current ();
		1444
		1445	im_destroy ();
		1446
1260	if (R->Input_Context)	1447	if (Input_Context)
1261	return;	1448	return;
1262		1449
1263	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1450	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1264	if (R->rs[Rs_imLocale])	1451	if (rs[Rs_imLocale])
1265	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1452	SET_LOCALE (rs[Rs_imLocale]);
1266	#endif	1453	#endif
1267		1454
1268	p = R->rs[Rs_inputMethod];	1455	p = rs[Rs_inputMethod];
1269	if (p && *p)	1456	if (p && *p)
1270	{	1457	{
1271	bool found = false;	1458	bool found = false;
1272		1459
1273	s = rxvt_splitcommastring (p);	1460	s = rxvt_splitcommastring (p);
		1461
1274	for (i = 0; s[i]; i++)	1462	for (i = 0; s[i]; i++)
1275	{	1463	{
1276	if (*s[i])	1464	if (*s[i])
1277	{	1465	{
1278	STRCPY (buf, "@im=");	1466	strcpy (buf, "@im=");
1279	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1467	strncat (buf, s[i], IMBUFSIZ - 5);
1280	if ((p = XSetLocaleModifiers (buf)) && *p	1468	if (IM_get_IC (buf))
1281	&& rxvt_IM_get_IC (aR))
1282	{	1469	{
1283	found = true;	1470	found = true;
1284	break;	1471	break;
1285	}	1472	}
1286	}	1473	}
1287	}	1474	}
1288	for (i = 0; s[i]; i++)	1475
1289	free(s[i]);	1476	rxvt_freecommastring (s);
1290	free(s);
1291		1477
1292	if (found)	1478	if (found)
1293	goto done;	1479	goto done;
1294	}	1480	}
1295		1481
1296	/* try with XMODIFIERS env. var. */	1482	/* try with XMODIFIERS env. var. */
1297	if ((p = XSetLocaleModifiers ("")) && *p	1483	if (IM_get_IC (""))
1298	&& rxvt_IM_get_IC (aR))
1299	goto done;	1484	goto done;
1300		1485
1301	/* try with no modifiers base IF the user didn't specify an IM */	1486	/* try with no modifiers base IF the user didn't specify an IM */
1302	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1487	if (IM_get_IC ("@im=none"))
1303	&& rxvt_IM_get_IC (aR) == True)
1304	goto done;	1488	goto done;
1305		1489
1306	done:	1490	done:
1307	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1491	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1308	if (R->rs[Rs_imLocale])	1492	if (rs[Rs_imLocale])
1309	setlocale (LC_CTYPE, R->locale);	1493	SET_LOCALE (locale);
1310	#endif	1494	#endif
1311	}	1495	}
1312		1496
1313	/* EXTPROTO */
1314	void	1497	void
1315	rxvt_IMSetStatusPosition(pR)	1498	rxvt_term::IMSetPosition ()
1316	{	1499	{
1317	XRectangle preedit_rect, status_rect, *needed_rect;	1500	XRectangle preedit_rect, status_rect, *needed_rect;
1318	XVaNestedList preedit_attr, status_attr;	1501	XVaNestedList preedit_attr, status_attr;
1319		1502
1320	if (R->Input_Context == NULL	1503	if (!Input_Context
1321	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1504	|| !focus
		1505	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1322	|| !rxvt_IMisRunning(aR))	1506	|| !IMisRunning ())
1323	return;	1507	return;
1324		1508
		1509	if (input_style & XIMPreeditPosition)
		1510	{
		1511	im_set_size (preedit_rect);
		1512	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1513
		1514	XSetICValues (Input_Context,
		1515	XNPreeditAttributes, preedit_attr, NULL);
		1516	}
		1517	else
		1518	{
1325	/* Getting the necessary width of preedit area */	1519	/* Getting the necessary width of preedit area */
1326	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1520	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1327	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1521	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1328	XFree(status_attr);	1522	XFree (status_attr);
1329		1523
1330	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1524	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1525	XFree (needed_rect);
1331		1526
1332	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1527	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1333	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1528	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1334		1529
1335	XSetICValues(R->Input_Context,	1530	XSetICValues (Input_Context,
1336	XNPreeditAttributes, preedit_attr,	1531	XNPreeditAttributes, preedit_attr,
1337	XNStatusAttributes, status_attr, NULL);	1532	XNStatusAttributes, status_attr,
		1533	NULL);
1338		1534
		1535	XFree (status_attr);
		1536	}
		1537
1339	XFree(preedit_attr);	1538	XFree (preedit_attr);
1340	XFree(status_attr);
1341	}	1539	}
1342	#endif /* USE_XIM */	1540	#endif /* USE_XIM */
1343		1541
1344	/*----------------------------------------------------------------------*/	1542	void
1345	rxvt_t rxvt_current_term;	1543	rxvt_term::get_window_origin (int &x, int &y)
		1544	{
		1545	Window cr;
		1546	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1547	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1548	}
		1549
		1550	Pixmap
		1551	rxvt_term::get_pixmap_property (int prop_id)
		1552	{
		1553	if (prop_id > 0 && prop_id < NUM_XA)
		1554	if (xa[prop_id])
		1555	{
		1556	int aformat;
		1557	unsigned long nitems, bytes_after;
		1558	Atom atype;
		1559	unsigned char *prop = NULL;
		1560	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1561	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1562	&nitems, &bytes_after, &prop);
		1563	if (result == Success && prop && atype == XA_PIXMAP)
		1564	return *(Pixmap *)prop;
		1565	}
		1566
		1567	return None;
		1568	}
		1569
		1570	#ifdef HAVE_BG_PIXMAP
		1571	# if TRACE_PIXMAPS
		1572	# undef update_background
		1573	void
		1574	rxvt_term::trace_update_background (const char *file, int line)
		1575	{
		1576	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1577	update_background ();
		1578	}
		1579	# endif
		1580
		1581	void
		1582	rxvt_term::update_background ()
		1583	{
		1584	if (update_background_ev.is_active ())
		1585	return;
		1586
		1587	bgPixmap.invalidate ();
		1588
		1589	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1590
		1591	if (to_wait <= 0.)
		1592	bgPixmap.render ();
		1593	else
		1594	update_background_ev.start (to_wait);
		1595	}
		1596
		1597	void
		1598	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1599	{
		1600	make_current ();
		1601
		1602	update_background_ev.stop ();
		1603	bgPixmap.render ();
		1604	refresh_check ();
		1605	}
		1606
		1607	#endif /* HAVE_BG_PIXMAP */
1346		1608
1347	/*----------------------- end-of-file (C source) -----------------------*/	1609	/*----------------------- end-of-file (C source) -----------------------*/

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