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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.335 by root, Sun Oct 24 17:52:50 2010 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) 2003-2008 Marc Lehmann <pcg@goof.com>
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.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
66	return p;	152	return len;
67	}
68		153
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	154	}
		155	#endif
74		156
75	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
76	:	158	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif	161	#endif
86	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88	#endif	164	#endif
89	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91	#endif	183	#endif
92	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	186	#endif
95	check_ev (this, &rxvt_term::check_cb),	187	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),	189	#endif
98	incr_ev (this, &rxvt_term::incr_cb),	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
		198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
		217	}
		218
		219	rxvt_term::~rxvt_term ()
		220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
99	#ifdef USE_XIM	247	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	248	im_destroy ();
101	#endif	249	#endif
102	{	250	scrollBar.destroy ();
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	251	if (gc) XFreeGC (dpy, gc);
104	}
105		252
106	rxvt_term::~rxvt_term ()	253	delete drawable;
107	{	254	// destroy all windows
108	if (cmd_fd >= 0)	255	if (parent[0])
109	close (cmd_fd);	256	XDestroyWindow (dpy, parent[0]);
		257
		258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
		266
		267	clear ();
		268
		269	display->flush (); /* ideally .put should do this */
		270	displays.put (display);
		271	}
110		272
111	scr_release ();	273	scr_release ();
112		274
		275	/* clear all resources */
		276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
		278
		279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_display);
		283	free (env_term);
113	free (locale);	284	free (locale);
114	free (codeset);	285	free (v_buffer);
		286	free (incr_buf);
115		287
116	#ifndef NO_SETOWNER_TTYDEV	288	delete envv;
117	privileged_ttydev (RESTORE);	289	delete argv;
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		290
123	// TODO: free pixcolours, colours should become part of rxvt_display	291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
124		298
125	delete PixColors;	299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126		304
127	displays.put (display);	305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
128	}	309	}
129		310
130	void	311	void
131	rxvt_term::destroy ()	312	rxvt_term::destroy ()
132	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
133	if (display)	323	if (display)
134	{	324	{
135	if (TermWin.parent[0])	325	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	326	im_ev.stop (display);
137		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
138	termwin_ev.stop (display);	333	termwin_ev.stop (display);
139	vt_ev.stop (display);	334	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	335	}
152		336
153	check_ev.stop ();	337	flush_ev.stop ();
154	pty_ev.stop ();	338	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
157	#endif	341	#endif
158	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	343	text_blink_ev.stop ();
160	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
161	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	352	pointer_ev.stop ();
163	#endif	353	#endif
164		354
165	destroy_ev.start (0);	355	destroy_ev.start ();
166	}	356	}
167		357
168	void	358	void
169	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
170	{	360	{
171	SET_R (this);	361	make_current ();
172		362
173	delete this;	363	delete this;
174	}
175
176	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */
178	/* LIBPROTO */
179	rxvt_t
180	rxvt_init (int argc, const char *const *argv)
181	{
182	SET_R (new rxvt_term);
183
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185	{
186	delete GET_R;
187	SET_R (0);
188	}
189
190	return GET_R;
191	}
192
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195	void
196	rxvt_init_signals ()
197	{
198	/* install exit handler for cleanup */
199	#if 0
200	#ifdef HAVE_ATEXIT
201	atexit(rxvt_clean_exit);
202	#else
203	#endif
204	#endif
205
206	struct sigaction sa;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}
223
224	bool
225	rxvt_term::init (int argc, const char *const *argv)
226	{
227	/*
228	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems
233	*/
234	privileges (SAVE);
235	privileges (IGNORE);
236
237	init_secondary ();
238
239	const char **cmd_argv = init_resources (argc, argv);
240
241	set_locale ("");
242
243	#if (MENUBAR_MAX)
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal (sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error ("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill (getpid (), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;
347	}	364	}
348		365
349	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
350	/*	367	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* 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
353	*/	370	*/
354	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
355	void
356	rxvt_clean_exit ()
357	{
358	// TODO: rxvtd should clean up all ressources
359	if (GET_R)
360	GET_R->destroy ();
361	}
362		372
363	/* ------------------------------------------------------------------------- *	373	static void
364	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
365	* ------------------------------------------------------------------------- */
366	/* EXTPROTO */
367	void *
368	rxvt_malloc(size_t size)
369	{	375	{
370	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371		377	(*t)->emergency_cleanup ();
372	p = malloc(size);
373	if (p)
374	return p;
375
376	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377	rxvt_clean_exit();
378	exit(EXIT_FAILURE);
379	/* NOTREACHED */
380	}	378	}
381		379
382	/* EXTPROTO */	380	#if !ENABLE_MINIMAL
383	void *	381	static void
384	rxvt_calloc(size_t number, size_t size)	382	print_x_error (Display *dpy, XErrorEvent *event)
385	{	383	{
386	void *p;	384	char buffer[BUFSIZ];
387		385	char mesg[BUFSIZ];
388	p = calloc(number, size);	386	char number[32];
389	if (p)	387	char *mtype = "XlibMessage";
390	return p;	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
393	rxvt_clean_exit();	391	rxvt_warn ("%s: %s\n", mesg, buffer);
394	exit(EXIT_FAILURE);	392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395	/* NOTREACHED */	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);
396	}	426	}
		427	#endif
397		428
398	/* EXTPROTO */	429	int
399	void *	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
400	rxvt_realloc(void *ptr, size_t size)
401	{	431	{
402	void *p;	432	if (GET_R->allowedxerror == -1)
403		433	GET_R->allowedxerror = event->error_code;
404	if (ptr)
405	p = realloc(ptr, size);
406	else	434	else
407	p = malloc(size);	435	{
408	if (p)	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
409	return p;	445	return 0;
		446	}
410		447
411	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	448	int
412	rxvt_clean_exit();	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 ();
413	exit(EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
414	/* NOTREACHED */
415	}	455	}
416		456
417	/* ------------------------------------------------------------------------- *	457	static struct sig_handlers
418	* PRIVILEGED OPERATIONS *
419	* ------------------------------------------------------------------------- */
420	/* take care of suid/sgid super-user (root) privileges */
421	void
422	rxvt_term::privileges (int mode)
423	{	458	{
424	#if ! defined(__CYGWIN32__)	459	ev::sig sw_term, sw_int;
425	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	460
426	/* setreuid() is the poor man's setuid(), seteuid() */	461	/*
427	# define seteuid(a) setreuid(-1, (a))	462	* Catch a fatal signal and tidy up before quitting
428	# define setegid(a) setregid(-1, (a))	463	*/
429	# define HAVE_SETEUID	464	void sig_term (ev::sig &w, int revents);
		465
		466	sig_handlers ()
		467	{
		468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		470	}
		471	} sig_handlers;
		472
		473	void
		474	sig_handlers::sig_term (ev::sig &w, int revents)
		475	{
		476	rxvt_emergency_cleanup ();
		477	w.stop ();
		478	kill (getpid (), w.signum);
		479	}
		480
		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;
430	# endif	503	# endif
431	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
432	switch (mode)	505	tio->c_cc[VREPRINT] = CRPRNT;
433	{
434	case IGNORE:
435	/*
436	* change effective uid/gid - not real uid/gid - so we can switch
437	* back to root later, as required
438	*/
439	seteuid(getuid());
440	setegid(getgid());
441	break;
442	case SAVE:
443	euid = geteuid();
444	egid = getegid();
445	break;
446	case RESTORE:
447	seteuid(euid);
448	setegid(egid);
449	break;
450	}
451	# else
452	switch (mode)
453	{
454	case IGNORE:
455	setuid(getuid());
456	setgid(getgid());
457	/* FALLTHROUGH */
458	case SAVE:
459	/* FALLTHROUGH */
460	case RESTORE:
461	break;
462	}
463	# endif	506	# endif
464	#endif	507	# ifdef VDISCRD
465	}	508	tio->c_cc[VDISCRD] = CFLUSH;
466
467	#ifdef UTMP_SUPPORT
468	void
469	rxvt_term::privileged_utmp (char action)
470	{
471	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472	action, next_utmp_action, getpid()));
473	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474	|| (Options & Opt_utmpInhibit)
475	|| ttydev == NULL || *ttydev == '\0')
476	return;
477
478	privileges (RESTORE);
479	if (action == SAVE)
480	{
481	next_utmp_action = RESTORE;
482	makeutent (ttydev, rs[Rs_display_name]);
483	}
484	else
485	{ /* action == RESTORE */
486	next_utmp_action = IGNORE;
487	cleanutent ();
488	}
489	privileges (IGNORE);
490	}
491	#endif
492
493	#ifndef NO_SETOWNER_TTYDEV
494	void
495	rxvt_term::privileged_ttydev (char action)
496	{
497	D_MAIN((stderr,
498	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
499	action, next_tty_action, getpid()));
500	if (next_tty_action != action || (action != SAVE && action != RESTORE)
501	|| ttydev == NULL || *ttydev == '\0')
502	return;
503
504	privileges (RESTORE);
505
506	if (action == SAVE)
507	{
508	next_tty_action = RESTORE;
509	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512	next_tty_action = IGNORE;
513	else
514	# endif	509	# endif
515		510	# ifdef VWERSE
516	{	511	tio->c_cc[VWERSE] = CWERASE;
517	chown(ttydev, getuid(), ttygid); /* fail silently */
518	chmod(ttydev, ttymode);
519	# ifdef HAVE_REVOKE
520	revoke(ttydev);
521	# endif	512	# endif
522		513	# ifdef VLNEXT
523	}	514	tio->c_cc[VLNEXT] = CLNEXT;
524	}
525	else
526	{ /* action == RESTORE */
527	next_tty_action = IGNORE;
528	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529	chmod(ttydev, ttyfd_stat.st_mode);
530	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531	# else
532	chmod(ttydev,
533	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534	chown(ttydev, 0, 0);
535	# endif	515	# endif
536		516
537	}	517	# if VMIN != VEOF
538		518	tio->c_cc[VMIN] = 1;
539	privileges (IGNORE);
540
541	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543	action == RESTORE ? "Restoring" : (action ==
544	SAVE ? "Saving" :
545	"UNKNOWN ERROR for"), ttydev,
546	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547	ttyfd_stat.st_gid));
548	# endif	519	# endif
549	}	520	# if VTIME != VEOL
		521	tio->c_cc[VTIME] = 0;
550	#endif	522	# endif
		523
		524	/* input modes */
		525	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		526	# ifdef IMAXBEL
		527	| IMAXBEL
		528	# endif
		529	| IXON);
		530
		531	/* output modes */
		532	tio->c_oflag = (OPOST | ONLCR);
		533
		534	/* control modes */
		535	tio->c_cflag = (CS8 | CREAD);
		536
		537	/* local modes */
		538	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		539	# if defined (ECHOCTL) && defined (ECHOKE)
		540	| ECHOCTL | ECHOKE
		541	# endif
		542	| ECHOE | ECHOK);
		543	}
		544
		545	char **rxvt_environ; // startup environment
		546
		547	void
		548	rxvt_init ()
		549	{
		550	assert (("fontMask must not overlap other RS masks",
		551	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		552
		553	rxvt_get_ttymode (&rxvt_term::def_tio);
		554
		555	// get rid of stdin/stdout as we don't need them, to free resources
		556	dup2 (STDERR_FILENO, STDIN_FILENO);
		557	dup2 (STDERR_FILENO, STDOUT_FILENO);
		558
		559	if (!ev_default_loop ())
		560	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		561
		562	rxvt_environ = environ;
		563
		564	signal (SIGHUP, SIG_IGN);
		565	signal (SIGPIPE, SIG_IGN);
		566
		567	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		568	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		569
		570	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		571	// TODO: handle this with exceptions and tolerate the memory loss
		572	XSetIOErrorHandler (rxvt_xioerror_handler);
		573
		574	XrmInitialize ();
		575	}
551		576
552	/*----------------------------------------------------------------------*/	577	/*----------------------------------------------------------------------*/
553	/*	578	/*
554	* window size/position calculcations for XSizeHint and other storage.	579	* window size/position calculations for XSizeHint and other storage.
555	* if width/height are non-zero then override calculated width/height	580	* if width/height are non-zero then override calculated width/height
556	*/	581	*/
557	void	582	void
558	rxvt_term::window_calc (unsigned int width, unsigned int height)	583	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559	{	584	{
560	short recalc_x, recalc_y;	585	short recalc_x, recalc_y;
561	int x, y, sb_w, mb_h, flags;	586	int x, y, flags;
562	unsigned int w, h;	587	unsigned int w, h;
563	unsigned int max_width, max_height;	588	unsigned int max_width, max_height;
564		589
565	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566	TermWin.ncol, TermWin.nrow, szHint.width,
567	szHint.height));
568	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	590	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569	szHint.win_gravity = NorthWestGravity;	591	szHint.win_gravity = NorthWestGravity;
570	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	592	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571		593
572	recalc_x = recalc_y = 0;	594	recalc_x = recalc_y = 0;
573	flags = 0;	595	flags = 0;
		596
574	if (!parsed_geometry)	597	if (!parsed_geometry)
575	{	598	{
576	parsed_geometry = 1;	599	parsed_geometry = 1;
		600
577	if (rs[Rs_geometry])	601	if (rs[Rs_geometry])
578	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	602	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		603
579	if (flags & WidthValue)	604	if (flags & WidthValue)
580	{	605	{
581	TermWin.ncol = BOUND_POSITIVE_INT16(w);	606	if (!w)
		607	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		608
		609	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
582	szHint.flags |= USSize;	610	szHint.flags |= USSize;
583	}	611	}
		612
584	if (flags & HeightValue)	613	if (flags & HeightValue)
585	{	614	{
586	TermWin.nrow = BOUND_POSITIVE_INT16(h);	615	if (!h)
		616	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		617
		618	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	619	szHint.flags |= USSize;
588	}	620	}
		621
589	if (flags & XValue)	622	if (flags & XValue)
590	{	623	{
591	szHint.x = x;	624	szHint.x = x;
592	szHint.flags |= USPosition;	625	szHint.flags |= USPosition;
		626
593	if (flags & XNegative)	627	if (flags & XNegative)
594	{	628	{
595	recalc_x = 1;	629	recalc_x = 1;
596	szHint.win_gravity = NorthEastGravity;	630	szHint.win_gravity = NorthEastGravity;
597	}	631	}
598	}	632	}
		633
599	if (flags & YValue)	634	if (flags & YValue)
600	{	635	{
601	szHint.y = y;	636	szHint.y = y;
602	szHint.flags |= USPosition;	637	szHint.flags |= USPosition;
		638
603	if (flags & YNegative)	639	if (flags & YNegative)
604	{	640	{
605	recalc_y = 1;	641	recalc_y = 1;
		642
606	if (szHint.win_gravity == NorthEastGravity)	643	if (szHint.win_gravity == NorthEastGravity)
607	szHint.win_gravity = SouthEastGravity;	644	szHint.win_gravity = SouthEastGravity;
608	else	645	else
609	szHint.win_gravity = SouthWestGravity;	646	szHint.win_gravity = SouthWestGravity;
610	}	647	}
611	}	648	}
612	}	649	}
		650
613	/* TODO: BOUNDS */	651	/* TODO: BOUNDS */
614	TermWin.width = TermWin.ncol * TermWin.fwidth;	652	width = ncol * fwidth;
615	TermWin.height = TermWin.nrow * TermWin.fheight;	653	height = nrow * fheight;
616	max_width = MAX_COLS * TermWin.fwidth;	654	max_width = MAX_COLS * fwidth;
617	max_height = MAX_ROWS * TermWin.fheight;	655	max_height = MAX_ROWS * fheight;
618		656
619	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	657	szHint.base_width = szHint.base_height = 2 * int_bwidth;
620		658
621	sb_w = mb_h = 0;
622	window_vt_x = window_vt_y = 0;	659	window_vt_x = window_vt_y = int_bwidth;
623	if (scrollbar_visible ())	660
		661	if (scrollBar.state)
624	{	662	{
625	sb_w = scrollbar_TotalWidth();	663	int sb_w = scrollBar.total_width ();
626	szHint.base_width += sb_w;	664	szHint.base_width += sb_w;
		665
627	if (!(Options & Opt_scrollBar_right))	666	if (!option (Opt_scrollBar_right))
628	window_vt_x = sb_w;	667	window_vt_x += sb_w;
629	}
630	if (menubar_visible ())
631	{	668	}
632	mb_h = menuBar_TotalHeight();	669
633	szHint.base_height += mb_h;
634	window_vt_y = mb_h;
635	}
636	szHint.width_inc = TermWin.fwidth;	670	szHint.width_inc = fwidth;
637	szHint.height_inc = TermWin.fheight;	671	szHint.height_inc = fheight;
638	szHint.min_width = szHint.base_width + szHint.width_inc;	672	szHint.min_width = szHint.base_width + szHint.width_inc;
639	szHint.min_height = szHint.base_height + szHint.height_inc;	673	szHint.min_height = szHint.base_height + szHint.height_inc;
640		674
641	if (width && width - szHint.base_width < max_width)	675	if (newwidth && newwidth - szHint.base_width < max_width)
642	{	676	{
643	szHint.width = width;	677	szHint.width = newwidth;
644	TermWin.width = width - szHint.base_width;	678	width = newwidth - szHint.base_width;
645	}	679	}
646	else	680	else
647	{	681	{
648	MIN_IT(TermWin.width, max_width);	682	min_it (width, max_width);
649	szHint.width = szHint.base_width + TermWin.width;	683	szHint.width = szHint.base_width + width;
650	}	684	}
		685
651	if (height && height - szHint.base_height < max_height)	686	if (newheight && newheight - szHint.base_height < max_height)
652	{	687	{
653	szHint.height = height;	688	szHint.height = newheight;
654	TermWin.height = height - szHint.base_height;	689	height = newheight - szHint.base_height;
655	}	690	}
656	else	691	else
657	{	692	{
658	MIN_IT(TermWin.height, max_height);	693	min_it (height, max_height);
659	szHint.height = szHint.base_height + TermWin.height;	694	szHint.height = szHint.base_height + height;
660	}	695	}
661	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662	window_sb_x = szHint.width - sb_w;
663		696
664	if (recalc_x)	697	if (recalc_x)
665	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	698	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666	- szHint.width - 2 * TermWin.ext_bwidth);	699
667	if (recalc_y)	700	if (recalc_y)
668	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	701	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669	- szHint.height - 2 * TermWin.ext_bwidth);
670		702
671	TermWin.ncol = TermWin.width / TermWin.fwidth;	703	ncol = width / fwidth;
672	TermWin.nrow = TermWin.height / TermWin.fheight;	704	nrow = height / fheight;
673	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674	TermWin.ncol, TermWin.nrow, szHint.width,
675	szHint.height));
676	return;
677	}	705	}
678		706
679	/*----------------------------------------------------------------------*/	707	/*----------------------------------------------------------------------*/
680	/*	708	/*
681	* Tell the teletype handler what size the window is.	709	* Tell the teletype handler what size the window is.
682	* Called after a window size change.	710	* Called after a window size change.
683	*/	711	*/
684	void	712	void
685	rxvt_term::tt_winch ()	713	rxvt_term::tt_winch ()
686	{	714	{
		715	if (pty->pty < 0)
		716	return;
		717
687	struct winsize ws;	718	struct winsize ws;
688		719
689	if (cmd_fd < 0)
690	return;
691
692	ws.ws_col = TermWin.ncol;	720	ws.ws_col = ncol;
693	ws.ws_row = TermWin.nrow;	721	ws.ws_row = nrow;
694	ws.ws_xpixel = ws.ws_ypixel = 0;	722	ws.ws_xpixel = width;
695	#ifndef DEBUG_SIZE	723	ws.ws_ypixel = height;
696	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	724	ioctl (pty->pty, TIOCSWINSZ, &ws);
697	#else	725
698	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	726	#if 0
699	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	727	// TIOCSWINSZ is supposed to do this automatically and correctly
700	# ifdef SIGWINCH
701	else if (cmd_pid) /* force through to the command */	728	if (cmd_pid) /* force through to the command */
702	kill (cmd_pid, SIGWINCH);	729	kill (-cmd_pid, SIGWINCH);
703	# endif
704	#endif	730	#endif
705	}	731	}
706		732
707	/*----------------------------------------------------------------------*/	733	/*----------------------------------------------------------------------*/
708	/* rxvt_change_font() - Switch to a new font */	734	/* set_fonts () - load and set the various fonts
709	/*	735	*
710	* init = 1 - initialize	736	* init = 1 - initialize
711	*	737	*
712	* fontname == FONT_UP - switch to bigger font	738	* fontname == FONT_UP - switch to bigger font
713	* fontname == FONT_DN - switch to smaller font	739	* fontname == FONT_DN - switch to smaller font
714	*/	740	*/
715	void	741	bool
716	rxvt_term::change_font (int init, const char *fontname)	742	rxvt_term::set_fonts ()
717	{}	743	{
		744	rxvt_fontset *fs = new rxvt_fontset (this);
		745	rxvt_fontprop prop;
718		746
		747	if (!fs
		748	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		749	|| !fs->realize_font (1))
		750	{
		751	delete fs;
		752	return false;
		753	}
		754
		755	#if ENABLE_STYLES
		756	for (int i = RS_styleCount; --i; )
		757	if (fontset[i] != fontset[0])
		758	delete fontset[i];
		759	#endif
		760
		761	delete fontset[0];
		762	fontset[0] = fs;
		763
		764	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		765	prop.height += lineSpace;
		766	prop.width += letterSpace;
		767
		768	fs->set_prop (prop, false);
		769
		770	fwidth = prop.width;
		771	fheight = prop.height;
		772	fbase = prop.ascent;
		773
		774	for (int style = 1; style < 4; style++)
		775	{
		776	#if ENABLE_STYLES
		777	const char *res = rs[Rs_font + style];
		778
		779	if (res && !*res)
		780	fontset[style] = fontset[0];
		781	else
		782	{
		783	fontset[style] = fs = new rxvt_fontset (this);
		784	rxvt_fontprop prop2 = prop;
		785
		786	if (res)
		787	{
		788	fs->populate (res);
		789	fs->set_prop (prop2, false);
		790	}
		791	else
		792	{
		793	fs->populate (fontset[0]->fontdesc);
		794
		795	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		796	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		797
		798	fs->set_prop (prop2, true);
		799	}
		800
		801	}
		802	#else
		803	fontset[style] = fontset[0];
		804	#endif
		805	}
		806
		807	if (parent[0])
		808	{
		809	resize_all_windows (0, 0, 0);
		810	scr_remap_chars ();
		811	scr_touch (true);
		812	}
		813
		814	return true;
		815	}
		816
719	void	817	void
720	rxvt_term::font_up_down (int n, int direction)	818	rxvt_term::set_string_property (Atom prop, const char *str, int len)
721	{}	819	{
		820	XChangeProperty (dpy, parent[0],
		821	prop, XA_STRING, 8, PropModeReplace,
		822	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		823	}
		824
		825	void
		826	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		827	{
		828	XTextProperty ct;
		829
		830	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		831	{
		832	XSetTextProperty (dpy, parent[0], &ct, prop);
		833	XFree (ct.value);
		834	}
		835	}
		836
		837	void
		838	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		839	{
		840	wchar_t *ws = rxvt_mbstowcs (str, len);
		841	char *s = rxvt_wcstoutf8 (ws);
		842
		843	XChangeProperty (dpy, parent[0],
		844	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		845	(const unsigned char *)s, strlen (s));
		846
		847	free (s);
		848	free (ws);
		849	}
722		850
723	/*----------------------------------------------------------------------*/	851	/*----------------------------------------------------------------------*/
724	/*----------------------------------------------------------------------*/	852	/*----------------------------------------------------------------------*/
725	/* xterm sequences - title, iconName, color (exptl) */	853	/* xterm sequences - title, iconName, color (exptl) */
726	void	854	void
727	rxvt_term::set_title (const char *str)	855	rxvt_term::set_title (const char *str)
728	{	856	{
729	#ifndef SMART_WINDOW_TITLE	857	set_mbstring_property (XA_WM_NAME, str);
730	XStoreName(display->display, TermWin.parent[0], str);	858	#if ENABLE_EWMH
731	#else	859	set_utf8_property (xa[XA_NET_WM_NAME], str);
732	char *name;
733
734	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735	name = NULL;
736	if (name == NULL || STRCMP(name, str))
737	XStoreName(display->display, TermWin.parent[0], str);
738	if (name)
739	XFree(name);
740	#endif	860	#endif
741	}	861	}
742		862
743	void	863	void
744	rxvt_term::set_iconName (const char *str)	864	rxvt_term::set_icon_name (const char *str)
745	{	865	{
746	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_ICON_NAME, str);
747	XSetIconName(display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
748	#else	868	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749	char *name;
750
751	if (XGetIconName(display->display, TermWin.parent[0], &name))
752	name = NULL;
753	if (name == NULL || STRCMP(name, str))
754	XSetIconName(display->display, TermWin.parent[0], str);
755	if (name)
756	XFree(name);
757	#endif	869	#endif
758	}	870	}
759		871
		872	void
		873	rxvt_term::set_window_color (int idx, const char *color)
		874	{
760	#ifdef XTERM_COLOR_CHANGE	875	#ifdef XTERM_COLOR_CHANGE
761	void
762	rxvt_term::set_window_color (int idx, const char *color)
763	{
764	rxvt_color xcol;	876	rxvt_color xcol;
765	int i;
766		877
767	if (color == NULL || *color == '\0')	878	if (color == NULL || *color == '\0')
768	return;	879	return;
769		880
		881	color = strdup (color);
		882	allocated.push_back ((void *)color);
		883	rs[Rs_color + idx] = color;
		884
770	/* handle color aliases */	885	/* handle color aliases */
771	if (isdigit(*color))	886	if (isdigit (*color))
772	{	887	{
773	i = atoi(color);	888	int i = atoi (color);
		889
774	if (i >= 8 && i <= 15)	890	if (i >= 8 && i <= 15)
		891	{
775	{ /* bright colors */	892	/* bright colors */
776	i -= 8;
777	# ifndef NO_BRIGHTCOLOR
778	PixColors[idx] = PixColors[minBrightCOLOR + i];	893	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779	SET_PIXCOLOR(idx);
780	goto Done;	894	goto done;
781	# endif
782
783	}	895	}
		896
784	if (i >= 0 && i <= 7)	897	if (i >= 0 && i <= 7)
		898	{
785	{ /* normal colors */	899	/* normal colors */
786	PixColors[idx] = PixColors[minCOLOR + i];	900	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787	SET_PIXCOLOR(idx);
788	goto Done;	901	goto done;
789	}	902	}
790	}	903	}
791	if (!rXParseAllocColor (& xcol, color))	904
792	return;	905	set_color (xcol, color);
793	/* XStoreColor (display->display, XCMAP, XColor*); */
794		906
795	/*	907	/*
796	* FIXME: should free colors here, but no idea how to do it so instead,	908	* FIXME: should free colors here, but no idea how to do it so instead,
797	* so just keep gobbling up the colormap	909	* so just keep gobbling up the colormap
798	*/	910	*/
799	# if 0
800	for (i = Color_Black; i <= Color_White; i++)
801	if (PixColors[idx] == PixColors[i])
802	break;
803	if (i > Color_White)
804	{
805	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
806	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
807	DisplayPlanes(display->display, display->screen));
808	}
809	# endif
810		911
811	PixColors[idx] = xcol;	912	pix_colors_focused[idx] = xcol;
812	SET_PIXCOLOR(idx);
813		913
814	/* XSetWindowAttributes attr; */
815	/* Cursor cursor; */
816	Done:	914	done:
817	if (idx == Color_bg && !(Options & Opt_transparent))
818	XSetWindowBackground(display->display, TermWin.vt,
819	PixColors[Color_bg]);
820
821	/* handle Color_BD, scrollbar background, etc. */	915	/*TODO: handle Color_BD, scrollbar background, etc. */
822		916
823	set_colorfgbg ();	917	update_fade_color (idx);
824	recolour_cursor ();	918	recolour_cursor ();
825	/* the only reasonable way to enforce a clean update */	919	scr_recolour ();
826	scr_poweron ();	920	#endif /* XTERM_COLOR_CHANGE */
827	}	921	}
828
829	#else
830	# define set_window_color (idx,color) ((void)0)
831	#endif /* XTERM_COLOR_CHANGE */
832		922
833	void	923	void
834	rxvt_term::recolour_cursor ()	924	rxvt_term::recolour_cursor ()
835	{	925	{
836	#if TODO	926	XColor fg, bg;
837	rxvt_color xcol[2];
838		927
839	xcol[0] = PixColors[Color_pointer];	928	(ISSET_PIXCOLOR (Color_pointer_fg)
840	xcol[1] = PixColors[Color_bg];	929	? pix_colors_focused[Color_pointer_fg]
841	XQueryColors (display->display, XCMAP, xcol, 2);	930	: pix_colors_focused[Color_fg]).get (fg);
842	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	931
843	#endif	932	(ISSET_PIXCOLOR (Color_pointer_bg)
		933	? pix_colors_focused[Color_pointer_bg]
		934	: pix_colors_focused[Color_bg]).get (bg);
		935
		936	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844	}	937	}
845		938
846	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
847	/*	940	/*
848	* find if fg/bg matches any of the normal (low-intensity) colors	941	* find if fg/bg matches any of the normal (low-intensity) colors
849	*/	942	*/
850	void	943	void
851	rxvt_term::set_colorfgbg ()	944	rxvt_term::set_colorfgbg ()
852	{	945	{
853	unsigned int i;	946	unsigned int i;
854	const char *xpmb = "\0";	947	const char *xpmb = "";
855	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	948	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856		949
857	env_colorfgbg =
858	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859	STRCPY(fstr, "default");	950	strcpy (fstr, "default");
860	STRCPY(bstr, "default");	951	strcpy (bstr, "default");
861	for (i = Color_Black; i <= Color_White; i++)	952	for (i = Color_Black; i <= Color_White; i++)
862	if (PixColors[Color_fg] == PixColors[i])	953	if (pix_colors[Color_fg] == pix_colors[i])
863	{	954	{
864	sprintf(fstr, "%d", (i - Color_Black));	955	sprintf (fstr, "%d", (i - Color_Black));
865	break;	956	break;
866	}	957	}
		958
867	for (i = Color_Black; i <= Color_White; i++)	959	for (i = Color_Black; i <= Color_White; i++)
868	if (PixColors[Color_bg] == PixColors[i])	960	if (pix_colors[Color_bg] == pix_colors[i])
869	{	961	{
870	sprintf(bstr, "%d", (i - Color_Black));	962	sprintf (bstr, "%d", (i - Color_Black));
871	#ifdef XPM_BACKGROUND	963	#ifdef BG_IMAGE_FROM_FILE
872	xpmb = "default;";	964	xpmb = "default;";
873	#endif	965	#endif
874	break;	966	break;
875	}	967	}
		968
876	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	969	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877	putenv(env_colorfgbg);
878
879	#ifndef NO_BRIGHTCOLOR
880	colorfgbg = DEFAULT_RSTYLE;
881	for (i = minCOLOR; i <= maxCOLOR; i++)
882	{
883	if (PixColors[Color_fg] == PixColors[i])
884	colorfgbg = SET_FGCOLOR(colorfgbg, i);
885	if (PixColors[Color_bg] == PixColors[i])
886	colorfgbg = SET_BGCOLOR(colorfgbg, i);
887	}
888	#endif
889	}	970	}
890		971
891	/*----------------------------------------------------------------------*/	972	/*----------------------------------------------------------------------*/
892	/*
893	* Colour determination for low colour displays, routine from
894	* Hans de Goede <hans@highrise.nl>
895	*/
896		973
897	int	974	bool
898	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	975	rxvt_term::set_color (rxvt_color &color, const char *name)
899	{	976	{
900	if (!screen_in_out->set (display, colour))	977	if (color.set (this, name))
901	{
902	rxvt_print_error("can't allocate colour: %s", colour);
903	return false;
904	}
905
906	return true;	978	return true;
		979
		980	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		981	return false;
		982	}
		983
		984	void
		985	rxvt_term::alias_color (int dst, int src)
		986	{
		987	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907	}	988	}
908		989
909	/* -------------------------------------------------------------------- *	990	/* -------------------------------------------------------------------- *
910	* - WINDOW RESIZING - *	991	* - WINDOW RESIZING - *
911	* -------------------------------------------------------------------- */	992	* -------------------------------------------------------------------- */
912	void	993	void
913	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	994	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914	{	995	{
915	int fix_screen;	996	int fix_screen;
		997	int old_width = szHint.width;
		998	int old_height = szHint.height;
916		999
917	#ifdef SMART_RESIZE
918	int old_width = szHint.width, old_height = szHint.height;
919	#endif
920
921	window_calc (width, height);	1000	window_calc (newwidth, newheight);
		1001
		1002	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1003
		1004	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1005	if (set_hint)
		1006	{
		1007	szHint.flags &= ~(PBaseSize | PResizeInc);
922	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1008	XSetWMNormalHints (dpy, parent[0], &szHint);
		1009	szHint.flags |= PBaseSize | PResizeInc;
		1010	}
		1011
923	if (!ignoreparent)	1012	if (!ignoreparent)
924	{	1013	{
925	#ifdef SMART_RESIZE	1014	#ifdef SMART_RESIZE
926	/*	1015	/*
927	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1016	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
930	int x, y, x1, y1;	1019	int x, y, x1, y1;
931	int dx, dy;	1020	int dx, dy;
932	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1021	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933	Window unused_cr;	1022	Window unused_cr;
934		1023
935	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1024	XTranslateCoordinates (dpy, parent[0], display->root,
936	0, 0, &x, &y, &unused_cr);	1025	0, 0, &x, &y, &unused_cr);
937	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1026	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
938	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1027	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
939	/*	1028	/*
940	* if display->root isn't the parent window, a WM will probably have offset	1029	* if display->root isn't the parent window, a WM will probably have offset
941	* our position for handles and decorations. Counter it	1030	* our position for handles and decorations. Counter it
942	*/	1031	*/
…		…
944	{	1033	{
945	x -= x1;	1034	x -= x1;
946	y -= y1;	1035	y -= y1;
947	}	1036	}
948		1037
949	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1038	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1039	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951	dx = old_width - szHint.width;	1040	dx = old_width - szHint.width;
952	dy = old_height - szHint.height;	1041	dy = old_height - szHint.height;
953		1042
954	/* Check position of the center of the window */	1043	/* Check position of the center of the window */
955	if (x < x1) /* left half */	1044	if (x < x1) /* left half */
956	dx = 0;	1045	dx = 0;
…		…
959	if (y < y1) /* top half */	1048	if (y < y1) /* top half */
960	dy = 0;	1049	dy = 0;
961	else if (y == y1) /* exact center */	1050	else if (y == y1) /* exact center */
962	dy /= 2;	1051	dy /= 2;
963		1052
964	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1053	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
965	szHint.width, szHint.height);	1054	szHint.width, szHint.height);
966	#else	1055	#else
967	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1056	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
968	szHint.height);
969	#endif	1057	#endif
970
971	}	1058	}
972		1059
973	fix_screen = (TermWin.ncol != prev_ncol	1060	if (set_hint)
974	|| TermWin.nrow != prev_nrow);	1061	XSetWMNormalHints (dpy, parent[0], &szHint);
975		1062
		1063	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1064
976	if (fix_screen || width != old_width || height != old_height)	1065	if (fix_screen || newwidth != old_width || newheight != old_height)
977	{	1066	{
978	if (scrollbar_visible ())	1067	if (scrollBar.state)
979	{	1068	scrollBar.resize ();
980	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
981	0, scrollbar_TotalWidth (), szHint.height);
982	resize_scrollbar ();
983	}
984		1069
985	if (menubar_visible ())	1070	XMoveResizeWindow (dpy, vt,
986	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1071	window_vt_x, window_vt_y,
987	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
988
989	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
990	window_vt_y, TermWin_TotalWidth (),
991	TermWin_TotalHeight ());	1072	width, height);
992	#ifdef RXVT_GRAPHICS
993	if (old_height)
994	Gr_Resize (old_width - szHint.base_width,
995	old_height - szHint.base_height);
996	#endif
997	scr_clear ();
998	#ifdef XPM_BACKGROUND
999	resize_pixmap ();
1000	#endif
1001		1073
		1074	#ifdef HAVE_BG_PIXMAP
		1075	if (bgPixmap.window_size_sensitive ())
		1076	update_background ();
		1077	#endif
1002	}	1078	}
1003		1079
1004	if (fix_screen || old_height == 0)	1080	if (fix_screen || old_height == 0)
1005	{
1006	int curr_screen = -1;
1007	int old_ncol = prev_ncol;
1008
1009	/* scr_reset only works on the primary screen */
1010	if (old_height) /* this is not the first time through */
1011	{
1012	unsigned int ncol = TermWin.ncol;
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;
1016	}
1017
1018	scr_reset();	1081	scr_reset ();
1019		1082
1020	if (curr_screen >= 0) /* this is not the first time through */	1083	#ifdef HAVE_BG_PIXMAP
1021	{	1084	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1022	scr_change_screen (curr_screen);	1085	// if (bgPixmap.pixmap)
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1086	// scr_touch (false);
1024	}	1087	#endif
1025	}
1026
1027	old_width = szHint.width;
1028	old_height = szHint.height;
1029		1088
1030	#ifdef USE_XIM	1089	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1090	IMSetPosition ();
1032	#endif	1091	#endif
1033	}	1092	}
1034		1093
1035	/*	1094	/*
1036	* Set the width/height of the vt window in characters. Units are pixels.	1095	* Set the width/height of the vt window in characters. Units are pixels.
1037	* good for toggling 80/132 columns	1096	* good for toggling 80/132 columns
1038	*/	1097	*/
1039	void	1098	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1099	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1100	{
1042	XWindowAttributes wattr;	1101	XWindowAttributes wattr;
1043		1102
1044	if (width == 0 || height == 0)	1103	if (newwidth == 0 || newheight == 0)
1045	{	1104	{
1046	XGetWindowAttributes(display->display, display->root, &wattr);	1105	XGetWindowAttributes (dpy, display->root, &wattr);
		1106
1047	if (width == 0)	1107	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1108	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1109	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1110	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1111	}
		1112
		1113	if (newwidth != width || newheight != height)
		1114	{
1054	width += szHint.base_width;	1115	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1116	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1117	resize_all_windows (newwidth, newheight, 0);
1057	}	1118	}
1058	}	1119	}
1059		1120
1060	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1122	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1123	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1124	#ifdef USE_XIM
1064		1125
1065	void	1126	void
		1127	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1128	{
		1129	fg = pix_colors [Color_fg];
		1130	bg = pix_colors [Color_bg];
		1131	}
		1132
		1133	void
1066	rxvt_term::im_set_size (XRectangle *size)	1134	rxvt_term::im_set_size (XRectangle &size)
1067	{	1135	{
1068	size->x = TermWin.int_bwidth;	1136	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1137	size.x = int_bwidth;
1070	size->width = Width2Pixel(TermWin.ncol);	1138	size.y = int_bwidth;
1071	size->height = Height2Pixel(TermWin.nrow);	1139	size.width = Width2Pixel (ncol) + int_bwidth;
		1140	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1141	}
1073		1142
1074	void	1143	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1144	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1145	XRectangle &status_rect,
		1146	const XRectangle &needed_rect)
1076	{	1147	{
1077	*fg = PixColors[Color_fg];	1148	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1149	preedit_rect.y = 0;
		1150	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1151	preedit_rect.height = fheight;
		1152
		1153	status_rect.x = 0;
		1154	status_rect.y = 0;
		1155	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1156	status_rect.height = fheight;
1079	}	1157	}
1080		1158
1081	/* Checking whether input method is running. */	1159	/* Checking whether input method is running. */
1082	bool	1160	bool
1083	rxvt_term::IMisRunning ()	1161	rxvt_term::IMisRunning ()
1084	{	1162	{
1085	char *p;	1163	Atom atom;
1086	Atom atom;	1164	Window win;
1087	Window win;
1088	char server[IMBUFSIZ];	1165	char server[IMBUFSIZ];
1089		1166
1090	/* get current locale modifier */	1167	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1168	if (char *p = XSetLocaleModifiers (0))
1092	{	1169	{
1093	STRCPY(server, "@server=");	1170	strcpy (server, "@server=");
1094	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1171	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1172
1095	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1173	if (p = strchr (server + 1, '@')) /* first one only */
1096	*p = '\0';	1174	*p = '\0';
1097		1175
1098	atom = XInternAtom(display->display, server, False);	1176	atom = XInternAtom (dpy, server, False);
1099	win = XGetSelectionOwner(display->display, atom);	1177	win = XGetSelectionOwner (dpy, atom);
		1178
1100	if (win != None)	1179	if (win != None)
1101	return True;	1180	return True;
1102	}	1181	}
		1182
1103	return False;	1183	return False;
1104	}	1184	}
1105		1185
1106	void	1186	void
1107	rxvt_term::IMSendSpot ()	1187	rxvt_term::IMSendSpot ()
1108	{	1188	{
1109	XPoint spot;	1189	XPoint nspot;
1110	XVaNestedList preedit_attr;	1190	XVaNestedList preedit_attr;
1111		1191
1112	if (Input_Context == NULL	1192	if (!Input_Context
1113	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1193	|| !focus
1114	|| !(event_type == KeyPress	1194	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115	|| event_type == Expose
1116	|| event_type == NoExpose
1117	|| event_type == SelectionNotify
1118	|| event_type == ButtonRelease || event_type == FocusIn)
1119	|| !IMisRunning ())
1120	return;	1195	return;
1121		1196
1122	im_set_position (&spot);	1197	im_set_position (nspot);
1123		1198
		1199	if (nspot.x == spot.x && nspot.y == spot.y)
		1200	return;
		1201
		1202	spot = nspot;
		1203
1124	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1204	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1205	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree(preedit_attr);	1206	XFree (preedit_attr);
1127	}
1128
1129	void
1130	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131	XRectangle * needed_rect)
1132	{
1133	int mbh, vtx = 0;
1134
1135	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136	vtx = scrollbar_TotalWidth();
1137
1138	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139	mbh -= TermWin.lineSpace;
1140
1141	preedit_rect->x = needed_rect->width + vtx;
1142	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145	preedit_rect->height = Height2Pixel(1);
1146
1147	status_rect->x = vtx;
1148	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151	status_rect->height = Height2Pixel(1);
1152	}	1207	}
1153		1208
1154	void	1209	void
1155	rxvt_term::im_destroy ()	1210	rxvt_term::im_destroy ()
1156	{	1211	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1212	if (input_method)
1164	{	1213	{
		1214	if (Input_Context && input_method->xim)
		1215	XDestroyIC (Input_Context);
		1216
1165	display->put_xim (input_method);	1217	display->put_xim (input_method);
1166	input_method = 0;	1218	input_method = 0;
1167	}	1219	}
		1220
		1221	Input_Context = 0;
1168	}	1222	}
		1223
		1224	#ifdef ENABLE_XIM_ONTHESPOT
		1225
		1226	static void
		1227	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1228	{
		1229	((rxvt_term *)client_data)->make_current ();
		1230	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1235	{
		1236	((rxvt_term *)client_data)->make_current ();
		1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1238	}
		1239
		1240	static void
		1241	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1242	{
		1243	rxvt_term *term = (rxvt_term *)client_data;
		1244	XIMText *text = call_data->text;
		1245
		1246	term->make_current ();
		1247
		1248	if (text)
		1249	{
		1250	wchar_t *str;
		1251
		1252	if (!text->encoding_is_wchar && text->string.multi_byte)
		1253	{
		1254	// of course, X makes it ugly again
		1255	if (term->rs[Rs_imLocale])
		1256	SET_LOCALE (term->rs[Rs_imLocale]);
		1257
		1258	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1259	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1260
		1261	if (term->rs[Rs_imLocale])
		1262	SET_LOCALE (term->locale);
		1263	}
		1264	else
		1265	str = text->string.wide_char;
		1266
		1267	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1268	DT_INT, call_data->caret,
		1269	DT_INT, call_data->chg_first,
		1270	DT_INT, call_data->chg_length,
		1271	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1272	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1273	DT_END));
		1274	}
		1275	else
		1276	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1277	DT_INT, call_data->caret,
		1278	DT_INT, call_data->chg_first,
		1279	DT_INT, call_data->chg_length,
		1280	DT_END));
		1281	}
		1282
		1283	#if 0
		1284	static void
		1285	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1289	DT_INT, call_data->position,
		1290	DT_INT, call_data->direction,
		1291	DT_INT, call_data->style,
		1292	DT_END));
		1293	}
		1294	#endif
		1295
		1296	#endif
1169		1297
1170	/*	1298	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1299	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1300	* open a suitable preedit type
1173	*/	1301	*/
1174	bool	1302	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1303	rxvt_term::IM_get_IC (const char *modifiers)
1176	{	1304	{
1177	int i, j, found;	1305	int i, j, found;
1178	XIM xim;	1306	XIM xim;
1179	XPoint spot;	1307	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1308	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1309	unsigned long fg, bg;
1182	const char *p;	1310	const char *p;
1183	char **s;	1311	char **s;
1184	XIMStyles *xim_styles;	1312	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;	1313	#ifdef ENABLE_XIM_ONTHESPOT
		1314	XIMCallback xcb[4];
		1315	#endif
1186		1316
		1317	set_environ (envv);
		1318
1187	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1319	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1320	return false;
1189		1321
1190	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191	input_method = display->get_xim (locale, modifiers);	1322	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1323	if (input_method == NULL)
1193	return false;	1324	return false;
1194		1325
1195	xim = input_method->xim;	1326	xim = input_method->xim;
		1327	spot.x = spot.y = -1;
1196		1328
1197	xim_styles = NULL;	1329	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1330	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1331	|| !xim_styles || !xim_styles->count_styles)
1200	{	1332	{
1201	display->put_xim (input_method);	1333	im_destroy ();
1202	return false;	1334	return false;
1203	}	1335	}
1204		1336
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1337	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1338
		1339	for (int pi = 0; pi < 2; pi++)
		1340	{
		1341	p = pet[pi];
		1342
		1343	if (!p)
		1344	continue;
		1345
1206	s = rxvt_splitcommastring(p);	1346	s = rxvt_splitcommastring (p);
		1347
1207	for (i = found = 0; !found && s[i]; i++)	1348	for (i = found = 0; !found && s[i]; i++)
1208	{	1349	{
1209	if (!STRCMP(s[i], "OverTheSpot"))	1350	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1351	input_style = XIMPreeditPosition | XIMStatusNothing;
1211	else if (!STRCMP(s[i], "OffTheSpot"))	1352	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1353	input_style = XIMPreeditArea | XIMStatusArea;
1213	else if (!STRCMP(s[i], "Root"))	1354	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1355	input_style = XIMPreeditNothing | XIMStatusNothing;
		1356	else if (!strcmp (s[i], "None"))
		1357	input_style = XIMPreeditNone | XIMStatusNone;
		1358	#ifdef ENABLE_XIM_ONTHESPOT
		1359	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1360	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1361	#endif
		1362	else
		1363	input_style = XIMPreeditNothing | XIMStatusNothing;
1215		1364
1216	for (j = 0; j < xim_styles->count_styles; j++)	1365	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1366	if (input_style == xim_styles->supported_styles[j])
1218	{	1367	{
		1368	rxvt_freecommastring (s);
		1369
1219	found = 1;	1370	found = 1;
1220	break;	1371	goto foundpet;
		1372	}
		1373
1221	}	1374	}
1222	}
1223		1375
1224	for (i = 0; s[i]; i++)	1376	rxvt_freecommastring (s);
1225	free (s[i]);	1377	}
1226		1378
1227	free (s);	1379	foundpet:
		1380
1228	XFree (xim_styles);	1381	XFree (xim_styles);
1229		1382
1230	if (!found)	1383	if (!found)
1231	{	1384	{
1232	display->put_xim (input_method);	1385	im_destroy ();
1233	return false;	1386	return false;
1234	}	1387	}
1235		1388
1236	preedit_attr = status_attr = NULL;	1389	XFontSet fs = 0;
		1390	XVaNestedList preedit_attr = 0, status_attr = 0;
		1391
		1392	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1393	{
		1394	// fake us a font-set, please
		1395	char **missing_charset_list;
		1396	int missing_charset_count;
		1397	char *def_string;
		1398	char pat[512];
		1399
		1400	sprintf (pat,
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"*",
		1407	fheight,
		1408	fheight + 1, fheight - 1,
		1409	fheight - 2, fheight + 2);
		1410
		1411	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1412	&missing_charset_list, &missing_charset_count, &def_string);
		1413
		1414	if (missing_charset_list)
		1415	XFreeStringList (missing_charset_list);
		1416
		1417	if (!fs)
		1418	{
		1419	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1420	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1421	}
		1422	}
1237		1423
1238	if (input_style & XIMPreeditPosition)	1424	if (input_style & XIMPreeditPosition)
1239	{	1425	{
1240	im_set_size (&rect);	1426	im_set_size (rect);
1241	im_set_position (&spot);	1427	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1428	im_set_color (fg, bg);
1243		1429
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1430	preedit_attr = XVaCreateNestedList (0,
		1431	XNForeground, fg,
		1432	XNBackground, bg,
		1433	XNArea, &rect,
1245	XNSpotLocation, &spot,	1434	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1435	XNFontSet, fs,
1248	NULL);	1436	NULL);
1249	}	1437	}
1250	else if (input_style & XIMPreeditArea)	1438	else if (input_style & XIMPreeditArea)
1251	{	1439	{
1252	im_set_color (&fg, &bg);	1440	im_set_color (fg, bg);
1253		1441
1254	/*	1442	/*
1255	* The necessary width of preedit area is unknown	1443	* The necessary width of preedit area is unknown
1256	* until create input context.	1444	* until create input context.
1257	*/	1445	*/
1258	needed_rect.width = 0;	1446	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1447	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1448
1262	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1449	preedit_attr = XVaCreateNestedList (0,
		1450	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1451	XNBackground, bg,
		1452	XNArea, &rect,
		1453	XNFontSet, fs,
		1454	NULL);
		1455	status_attr = XVaCreateNestedList (0,
		1456	XNForeground, fg,
		1457	XNBackground, bg,
		1458	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1459	XNFontSet, fs,
1265	NULL);	1460	NULL);
1266	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1461	}
1267	XNForeground, fg, XNBackground, bg,	1462	#if ENABLE_XIM_ONTHESPOT
1268	//XNFontSet, TermWin.fontset,	1463	else if (input_style & XIMPreeditCallbacks)
		1464	{
		1465	im_set_position (spot);
		1466
		1467	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1468	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1469	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1470	# if 0
		1471	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1472	# endif
		1473
		1474	preedit_attr = XVaCreateNestedList (0,
		1475	XNSpotLocation, &spot,
		1476	XNPreeditStartCallback, &xcb[0],
		1477	XNPreeditDoneCallback , &xcb[1],
		1478	XNPreeditDrawCallback , &xcb[2],
		1479	# if 0
		1480	XNPreeditCaretCallback, &xcb[3],
		1481	# endif
1269	NULL);	1482	NULL);
1270	}	1483	}
		1484	#endif
1271		1485
1272	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1486	Input_Context = XCreateIC (xim,
		1487	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1488	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1489	XNFocusWindow, parent[0],
1275	preedit_attr ? XNPreeditAttributes : NULL,	1490	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1491	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1492	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1493	status_attr, NULL);
		1494
1279	if (preedit_attr) XFree(preedit_attr);	1495	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree(status_attr);	1496	if (status_attr) XFree (status_attr);
		1497	if (fs) XFreeFontSet (dpy, fs);
1281		1498
1282	if (Input_Context == NULL)	1499	if (Input_Context == NULL)
1283	{	1500	{
1284	rxvt_print_error("failed to create input context");	1501	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1502	im_destroy ();
1286	return false;	1503	return false;
1287	}	1504	}
1288		1505
1289	if (input_style & XIMPreeditArea)	1506	#if 0
		1507	// unfortunately, only the focus window is used by XIM, hard to fix
		1508	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1509	vt_select_input ();
		1510	#endif
		1511
1290	IMSetStatusPosition ();	1512	IMSetPosition ();
1291		1513
1292	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1293	return true;	1514	return true;
1294	}	1515	}
1295		1516
1296	void	1517	void
1297	rxvt_term::im_cb ()	1518	rxvt_term::im_cb ()
1298	{	1519	{
1299	int i, found, had_im;	1520	int i;
1300	const char *p;	1521	const char *p;
1301	char **s;	1522	char **s;
1302	char buf[IMBUFSIZ];	1523	char buf[IMBUFSIZ];
1303		1524
		1525	make_current ();
		1526
1304	im_destroy ();	1527	im_destroy ();
1305		1528
1306	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307	if (Input_Context)	1529	if (Input_Context)
1308	return;	1530	return;
1309		1531
1310	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1532	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311	if (rs[Rs_imLocale])	1533	if (rs[Rs_imLocale])
1312	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1534	SET_LOCALE (rs[Rs_imLocale]);
1313	#endif	1535	#endif
1314		1536
1315	p = rs[Rs_inputMethod];	1537	p = rs[Rs_inputMethod];
1316	if (p && *p)	1538	if (p && *p)
1317	{	1539	{
1318	bool found = false;	1540	bool found = false;
1319		1541
1320	s = rxvt_splitcommastring (p);	1542	s = rxvt_splitcommastring (p);
		1543
1321	for (i = 0; s[i]; i++)	1544	for (i = 0; s[i]; i++)
1322	{	1545	{
1323	if (*s[i])	1546	if (*s[i])
1324	{	1547	{
1325	STRCPY (buf, "@im=");	1548	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1549	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1550	if (IM_get_IC (buf))
1328	{	1551	{
1329	found = true;	1552	found = true;
1330	break;	1553	break;
1331	}	1554	}
1332	}	1555	}
1333	}	1556	}
1334	for (i = 0; s[i]; i++)	1557
1335	free(s[i]);	1558	rxvt_freecommastring (s);
1336	free(s);
1337		1559
1338	if (found)	1560	if (found)
1339	goto done;	1561	goto done;
1340	}	1562	}
1341		1563
…		…
1348	goto done;	1570	goto done;
1349		1571
1350	done:	1572	done:
1351	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1573	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352	if (rs[Rs_imLocale])	1574	if (rs[Rs_imLocale])
1353	setlocale (LC_CTYPE, locale);	1575	SET_LOCALE (locale);
1354	#endif	1576	#endif
1355	}	1577	}
1356		1578
1357	void	1579	void
1358	rxvt_term::IMSetStatusPosition ()	1580	rxvt_term::IMSetPosition ()
1359	{	1581	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1582	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1583	XVaNestedList preedit_attr, status_attr;
1362		1584
1363	if (Input_Context == NULL	1585	if (!Input_Context
1364	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1586	|| !focus
		1587	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365	|| !IMisRunning ())	1588	|| !IMisRunning ())
1366	return;	1589	return;
1367		1590
		1591	if (input_style & XIMPreeditPosition)
		1592	{
		1593	im_set_size (preedit_rect);
		1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1595
		1596	XSetICValues (Input_Context,
		1597	XNPreeditAttributes, preedit_attr, NULL);
		1598	}
		1599	else
		1600	{
1368	/* Getting the necessary width of preedit area */	1601	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1602	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1603	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree(status_attr);	1604	XFree (status_attr);
1372		1605
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1606	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1607	XFree (needed_rect);
1374		1608
1375	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1610	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1611
1378	XSetICValues(Input_Context,	1612	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1613	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1614	XNStatusAttributes, status_attr,
		1615	NULL);
1381		1616
		1617	XFree (status_attr);
		1618	}
		1619
1382	XFree(preedit_attr);	1620	XFree (preedit_attr);
1383	XFree(status_attr);
1384	}	1621	}
1385	#endif /* USE_XIM */	1622	#endif /* USE_XIM */
1386		1623
1387	/*----------------------------------------------------------------------*/	1624	void
1388	rxvt_t rxvt_current_term;	1625	rxvt_term::get_window_origin (int &x, int &y)
		1626	{
		1627	Window cr;
		1628	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1629	}
		1630
		1631	Pixmap
		1632	rxvt_term::get_pixmap_property (int prop_id)
		1633	{
		1634	if (prop_id > 0 && prop_id < NUM_XA)
		1635	if (xa[prop_id])
		1636	{
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop = NULL;
		1641	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success && prop && atype == XA_PIXMAP)
		1645	return *(Pixmap *)prop;
		1646	}
		1647
		1648	return None;
		1649	}
		1650
		1651	#ifdef HAVE_BG_PIXMAP
		1652
		1653	void
		1654	rxvt_term::update_background ()
		1655	{
		1656	if (update_background_ev.is_active ())
		1657	return;
		1658
		1659	bgPixmap.invalidate ();
		1660
		1661	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1662
		1663	if (to_wait <= 0.)
		1664	bgPixmap.render ();
		1665	else
		1666	update_background_ev.start (to_wait);
		1667	}
		1668
		1669	void
		1670	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1671	{
		1672	make_current ();
		1673
		1674	update_background_ev.stop ();
		1675	bgPixmap.render ();
		1676	refresh_check ();
		1677	}
		1678
		1679	#endif /* HAVE_BG_PIXMAP */
1389		1680
1390	/*----------------------- end-of-file (C source) -----------------------*/	1681	/*----------------------- end-of-file (C source) -----------------------*/

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