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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.41 by pcg, Sun Feb 22 08:28:36 2004 UTC vs.
Revision 1.360 by sf-exg, Fri Aug 19 16:01:37 2011 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) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
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>	43	#include <cstring>
48		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
49	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
50		63
51	void	64	bool
52	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
53	{	66	{
54	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
55	{	68
56	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);
57	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
58	}	77	return true;
59	}	78	}
60		79
61	void *	80	void
62	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
63	{	82	{
64	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
65		86
66	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason, near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.begin (); cc < v.end (); cc++)
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
67	return p;	150	return len;
68	}
69		151
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	152	}
		153	#endif
75		154
76	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
77	:	156	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif	159	#endif
87	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
89	#endif	162	#endif
90	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
92	#endif	181	#endif
93	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	184	#endif
		185	#ifndef NO_BELL
		186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		187	#endif
		188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
		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;
		214	}
		215
		216	rxvt_term::~rxvt_term ()
		217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
96	#ifdef USE_XIM	238	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	239	im_destroy ();
98	#endif	240	#endif
99	check_ev (this, &rxvt_term::check_cb),	241	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	242	if (gc) XFreeGC (dpy, gc);
101	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)
103	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		243
107	rxvt_term::~rxvt_term ()	244	delete drawable;
108	{	245	// destroy all windows
109	if (cmd_fd >= 0)	246	if (parent)
110	close (cmd_fd);	247	XDestroyWindow (dpy, parent);
111		248
112	#ifndef NO_SETOWNER_TTYDEV	249	for (int i = 0; i < TOTAL_COLORS; i++)
113	privileged_ttydev (RESTORE);	250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
114	#endif	255	#endif
115	#ifdef UTMP_SUPPORT	256	}
116	privileged_utmp (RESTORE);
117	#endif
118		257
119	delete TermWin.fontset;	258	clear ();
120		259
121	if (display)	260	display->flush (); /* ideally .put should do this */
122	if (TermWin.parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);
124
125	// TODO: free pixcolours, colours should become part of rxvt_display
126
127	delete PixColors;
128
129	displays.put (display);	261	displays.put (display);
		262	}
130		263
131	scr_release ();	264	scr_release ();
132		265
133	free (env_windowid);	266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
		272	// TODO: manage env vars in child only(!)
134	free (env_display);	273	free (env_display);
135	free (env_term);	274	free (env_term);
136	free (env_colorfgbg);
137	free (locale);	275	free (locale);
138	free (codeset);	276	free (v_buffer);
		277
		278	delete selection_req;
139		279
140	delete envv;	280	delete envv;
141	delete argv;	281	delete argv;
		282
		283	#ifdef KEYSYM_RESOURCE
		284	delete keyboard;
		285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
		289	}
		290
		291	// child has exited, usually destroys
		292	void
		293	rxvt_term::child_cb (ev::child &w, int status)
		294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
		297	cmd_pid = 0;
		298
		299	if (!option (Opt_hold))
		300	destroy ();
142	}	301	}
143		302
144	void	303	void
145	rxvt_term::destroy ()	304	rxvt_term::destroy ()
146	{	305	{
		306	if (destroy_ev.is_active ())
		307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		310
		311	#if ENABLE_OVERLAY
		312	scr_overlay_off ();
		313	#endif
		314
147	if (display)	315	if (display)
148	{	316	{
		317	#if USE_XIM
		318	im_ev.stop (display);
		319	#endif
		320	scrollbar_ev.stop (display);
		321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
		323	#endif
150	termwin_ev.stop (display);	324	termwin_ev.stop (display);
151	vt_ev.stop (display);	325	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	326	}
163		327
164	check_ev.stop ();	328	flush_ev.stop ();
165	pty_ev.stop ();	329	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	331	cursor_blink_ev.stop ();
168	#endif	332	#endif
169	#ifdef TEXT_BLINK	333	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	334	text_blink_ev.stop ();
171	#endif	335	#endif
		336	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		337	cont_scroll_ev.stop ();
		338	#endif
		339	#ifdef SELECTION_SCROLLING
		340	sel_scroll_ev.stop ();
		341	#endif
172	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	343	pointer_ev.stop ();
174	#endif	344	#endif
175		345
176	destroy_ev.start (0);	346	destroy_ev.start ();
177	}	347	}
178		348
179	void	349	void
180	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	351	{
182	SET_R (this);	352	make_current ();
183		353
184	delete this;	354	delete this;
185	}	355	}
186		356
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void	357	void
207	rxvt_init_signals ()	358	rxvt_term::set_option (uint8_t opt, bool set)
208	{	359	{
209	/* install exit handler for cleanup */	360	if (!opt)
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible (r))
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;	361	return;
		362
		363	uint8_t mask = 1 << (opt & 7);
		364	uint8_t &val = options [opt >> 3];
		365
		366	val = val & ~mask | (set ? mask : 0);
352	}	367	}
353		368
354	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
355	/*	370	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can	372	* TODO: if debugging, this should free up any known resources if we can
358	*/	373	*/
359	/* EXTPROTO */	374	static XErrorHandler old_xerror_handler;
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}
367		375
368	/* ------------------------------------------------------------------------- *	376	static void
369	* MEMORY ALLOCATION WRAPPERS *	377	rxvt_emergency_cleanup ()
370	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */
372	void *
373	rxvt_malloc (size_t size)
374	{	378	{
375	void *p;	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
376		380	(*t)->emergency_cleanup ();
377	p = malloc (size);
378	if (p)
379	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	381	}
386		382
387	/* EXTPROTO */	383	#if !ENABLE_MINIMAL
388	void *	384	static void
389	rxvt_calloc (size_t number, size_t size)	385	print_x_error (Display *dpy, XErrorEvent *event)
390	{	386	{
391	void *p;	387	char buffer[BUFSIZ];
392		388	char mesg[BUFSIZ];
393	p = calloc (number, size);	389	char number[32];
394	if (p)	390	const char mtype[] = "XlibMessage";
395	return p;	391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396		392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
398	rxvt_clean_exit ();	394	rxvt_warn ("%s: %s\n", mesg, buffer);
399	exit (EXIT_FAILURE);	395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400	/* NOTREACHED */	396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		397	sprintf(number, "%d", event->request_code);
		398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("(which is %s)\n", buffer);
		400	if (event->request_code >= 128) {
		401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		402	mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		404	}
		405	if ((event->error_code == BadWindow) ||
		406	(event->error_code == BadPixmap) ||
		407	(event->error_code == BadCursor) ||
		408	(event->error_code == BadFont) ||
		409	(event->error_code == BadDrawable) ||
		410	(event->error_code == BadColor) ||
		411	(event->error_code == BadGC) ||
		412	(event->error_code == BadIDChoice) ||
		413	(event->error_code == BadValue) ||
		414	(event->error_code == BadAtom)) {
		415	if (event->error_code == BadValue)
		416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		417	mesg, BUFSIZ);
		418	else if (event->error_code == BadAtom)
		419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		420	mesg, BUFSIZ);
		421	else
		422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		423	mesg, BUFSIZ);
		424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		425	}
		426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
401	}	429	}
		430	#endif
402		431
403	/* EXTPROTO */	432	int
404	void *	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
405	rxvt_realloc (void *ptr, size_t size)
406	{	434	{
407	void *p;	435	if (GET_R->allowedxerror == -1)
408		436	GET_R->allowedxerror = event->error_code;
409	if (ptr)
410	p = realloc (ptr, size);
411	else	437	else
412	p = malloc (size);	438	{
413	if (p)	439	// GET_R is most likely not the terminal which caused the error,
		440	// so just output the error and continue
		441	#if ENABLE_MINIMAL
		442	old_xerror_handler (display, event);
		443	#else
		444	print_x_error (display, event);
		445	#endif
		446	}
		447
414	return p;	448	return 0;
		449	}
415		450
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	451	int
417	rxvt_clean_exit ();	452	rxvt_xioerror_handler (Display *display)
		453	{
		454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		455	DisplayString (display));
		456	rxvt_emergency_cleanup ();
418	exit (EXIT_FAILURE);	457	_exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	458	}
421		459
422	/* ------------------------------------------------------------------------- *	460	static struct sig_handlers
423	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */
426	void
427	rxvt_term::privileges (int mode)
428	{	461	{
429	#if ! defined(__CYGWIN32__)	462	ev::sig sw_term, sw_int;
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	463
431	/* setreuid () is the poor man's setuid (), seteuid () */	464	/*
432	# define seteuid(a) setreuid(-1, (a))	465	* Catch a fatal signal and tidy up before quitting
433	# define setegid(a) setregid(-1, (a))	466	*/
434	# define HAVE_SETEUID	467	void sig_term (ev::sig &w, int revents);
		468
		469	sig_handlers ()
		470	{
		471	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		472	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		473	}
		474	} sig_handlers;
		475
		476	void
		477	sig_handlers::sig_term (ev::sig &w, int revents)
		478	{
		479	rxvt_emergency_cleanup ();
		480	w.stop ();
		481	kill (getpid (), w.signum);
		482	}
		483
		484	static void
		485	rxvt_get_ttymode (struct termios *tio)
		486	{
		487	if (tcgetattr (STDIN_FILENO, tio) < 0)
		488	memset (tio, 0, sizeof (struct termios));
		489
		490	for (int i = 0; i < NCCS; i++)
		491	tio->c_cc[i] = VDISABLE;
		492
		493	tio->c_cc[VINTR] = CINTR;
		494	tio->c_cc[VQUIT] = CQUIT;
		495	tio->c_cc[VERASE] = CERASE;
		496	#ifdef VERASE2
		497	tio->c_cc[VERASE2] = CERASE2;
		498	#endif
		499	tio->c_cc[VKILL] = CKILL;
		500	tio->c_cc[VEOF] = CEOF;
		501	tio->c_cc[VSTART] = CSTART;
		502	tio->c_cc[VSTOP] = CSTOP;
		503	tio->c_cc[VSUSP] = CSUSP;
		504	# ifdef VDSUSP
		505	tio->c_cc[VDSUSP] = CDSUSP;
435	# endif	506	# endif
436	# ifdef HAVE_SETEUID	507	# ifdef VREPRINT
437	switch (mode)	508	tio->c_cc[VREPRINT] = CRPRNT;
438	{
439	case IGNORE:
440	/*
441	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required
443	*/
444	seteuid (getuid ());
445	setegid (getgid ());
446	break;
447	case SAVE:
448	euid = geteuid ();
449	egid = getegid ();
450	break;
451	case RESTORE:
452	seteuid (euid);
453	setegid (egid);
454	break;
455	}
456	# else
457	switch (mode)
458	{
459	case IGNORE:
460	setuid (getuid ());
461	setgid (getgid ());
462	/* FALLTHROUGH */
463	case SAVE:
464	/* FALLTHROUGH */
465	case RESTORE:
466	break;
467	}
468	# endif	509	# endif
469	#endif	510	# ifdef VDISCRD
470	}	511	tio->c_cc[VDISCRD] = CFLUSH;
471
472	#ifdef UTMP_SUPPORT
473	void
474	rxvt_term::privileged_utmp (char action)
475	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477	action, next_utmp_action, getpid ()));
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;
482
483	privileges (RESTORE);
484	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);
488	}
489	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();
493	}
494	privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif	512	# endif
520		513	# ifdef VWERSE
521	{	514	tio->c_cc[VWERSE] = CWERASE;
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif	515	# endif
527		516	# ifdef VLNEXT
528	}	517	tio->c_cc[VLNEXT] = CLNEXT;
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif	518	# endif
541		519	# ifdef VSTATUS
542	}	520	tio->c_cc[VSTATUS] = CSTATUS;
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif	521	# endif
554	}	522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
555	#endif	525	# endif
		526	# if VTIME != VEOL
		527	tio->c_cc[VTIME] = 0;
		528	# endif
		529
		530	/* input modes */
		531	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		532	# ifdef IMAXBEL
		533	| IMAXBEL
		534	# endif
		535	| IXON);
		536
		537	/* output modes */
		538	tio->c_oflag = (OPOST | ONLCR);
		539
		540	/* control modes */
		541	tio->c_cflag = (CS8 | CREAD);
		542
		543	/* local modes */
		544	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		545	# if defined (ECHOCTL) && defined (ECHOKE)
		546	| ECHOCTL | ECHOKE
		547	# endif
		548	| ECHOE | ECHOK);
		549	}
		550
		551	char **rxvt_environ; // startup environment
		552
		553	void
		554	rxvt_init ()
		555	{
		556	assert (("fontMask must not overlap other RS masks",
		557	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		558
		559	rxvt_get_ttymode (&rxvt_term::def_tio);
		560
		561	// get rid of stdin/stdout as we don't need them, to free resources
		562	dup2 (STDERR_FILENO, STDIN_FILENO);
		563	dup2 (STDERR_FILENO, STDOUT_FILENO);
		564
		565	if (!ev_default_loop ())
		566	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		567
		568	rxvt_environ = environ;
		569
		570	signal (SIGHUP, SIG_IGN);
		571	signal (SIGPIPE, SIG_IGN);
		572
		573	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		574	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		575
		576	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		577	// TODO: handle this with exceptions and tolerate the memory loss
		578	XSetIOErrorHandler (rxvt_xioerror_handler);
		579
		580	XrmInitialize ();
		581	}
556		582
557	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
558	/*	584	/*
559	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
561	*/	587	*/
562	void	588	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	590	{
565	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
567	unsigned int w, h;	593	unsigned int w, h;
568	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
569		595
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,
572	szHint.height));
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		599
577	recalc_x = recalc_y = 0;	600	recalc_x = recalc_y = 0;
578	flags = 0;	601	flags = 0;
		602
579	if (!parsed_geometry)	603	if (!parsed_geometry)
580	{	604	{
581	parsed_geometry = 1;	605	parsed_geometry = 1;
		606
582	if (rs[Rs_geometry])	607	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		609
584	if (flags & WidthValue)	610	if (flags & WidthValue)
585	{	611	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	612	if (!w)
		613	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		614
		615	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	616	szHint.flags |= USSize;
588	}	617	}
		618
589	if (flags & HeightValue)	619	if (flags & HeightValue)
590	{	620	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	621	if (!h)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	625	szHint.flags |= USSize;
593	}	626	}
		627
594	if (flags & XValue)	628	if (flags & XValue)
595	{	629	{
596	szHint.x = x;	630	szHint.x = x;
597	szHint.flags |= USPosition;	631	szHint.flags |= USPosition;
		632
598	if (flags & XNegative)	633	if (flags & XNegative)
599	{	634	{
600	recalc_x = 1;	635	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	636	szHint.win_gravity = NorthEastGravity;
602	}	637	}
603	}	638	}
		639
604	if (flags & YValue)	640	if (flags & YValue)
605	{	641	{
606	szHint.y = y;	642	szHint.y = y;
607	szHint.flags |= USPosition;	643	szHint.flags |= USPosition;
		644
608	if (flags & YNegative)	645	if (flags & YNegative)
609	{	646	{
610	recalc_y = 1;	647	recalc_y = 1;
		648
611	if (szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
613	else	651	else
614	szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
615	}	653	}
616	}	654	}
617	}	655	}
		656
618	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	658	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	659	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	660	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	661	max_height = MAX_ROWS * fheight;
623		662
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		664
626	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	665	window_vt_x = window_vt_y = int_bwidth;
628	if (scrollbar_visible ())	666
		667	if (scrollBar.state)
629	{	668	{
630	sb_w = scrollbar_TotalWidth ();	669	int sb_w = scrollBar.total_width ();
631	szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
632	if (! (Options & Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
633	window_vt_x = sb_w;	673	window_vt_x += sb_w;
634	}
635	if (menubar_visible ())
636	{	674	}
637	mb_h = menuBar_TotalHeight ();	675
638	szHint.base_height += mb_h;
639	window_vt_y = mb_h;
640	}
641	szHint.width_inc = TermWin.fwidth;	676	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	677	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
645		680
646	if (width && width - szHint.base_width < max_width)	681	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	682	{
648	szHint.width = width;	683	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	684	width = newwidth - szHint.base_width;
650	}	685	}
651	else	686	else
652	{	687	{
653	MIN_IT (TermWin.width, max_width);	688	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	689	szHint.width = szHint.base_width + width;
655	}	690	}
		691
656	if (height && height - szHint.base_height < max_height)	692	if (newheight && newheight - szHint.base_height < max_height)
657	{	693	{
658	szHint.height = height;	694	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	695	height = newheight - szHint.base_height;
660	}	696	}
661	else	697	else
662	{	698	{
663	MIN_IT (TermWin.height, max_height);	699	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	700	szHint.height = szHint.base_height + height;
665	}	701	}
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;
668		702
669	if (recalc_x)	703	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);	705
672	if (recalc_y)	706	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		708
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	709	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	710	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	711
679	TermWin.ncol, TermWin.nrow, szHint.width,	712	// When the size of the vt window is not a multiple of the cell
680	szHint.height));	713	// size, i.e., when the wm does not honour our size hints, there are
681	return;	714	// extra areas not covered by the terminal screen. Such gaps, when a
		715	// bg pixmap is set, would have to be cleared manually to properly
		716	// refresh the background. We take the simpler route and shrink the
		717	// vt window so as to avoid creating gaps.
		718	width = ncol * fwidth;
		719	height = nrow * fheight;
682	}	720	}
683		721
684	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
685	/*	723	/*
686	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
687	* Called after a window size change.	725	* Called after a window size change.
688	*/	726	*/
689	void	727	void
690	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
691	{	729	{
		730	if (pty->pty < 0)
		731	return;
		732
692	struct winsize ws;	733	struct winsize ws;
693		734
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	735	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	736	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	737	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	738	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	739	ioctl (pty->pty, TIOCSWINSZ, &ws);
		740
		741	#if 0
		742	// TIOCSWINSZ is supposed to do this automatically and correctly
		743	if (cmd_pid) /* force through to the command */
		744	kill (-cmd_pid, SIGWINCH);
		745	#endif
		746	}
		747
		748	/*----------------------------------------------------------------------*/
		749	/* load and set the various fonts */
		750	bool
		751	rxvt_term::set_fonts ()
		752	{
		753	rxvt_fontset *fs = new rxvt_fontset (this);
		754	rxvt_fontprop prop;
		755
		756	if (!fs
		757	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		758	|| !fs->realize_font (1))
		759	{
		760	delete fs;
		761	return false;
		762	}
		763
		764	#if ENABLE_STYLES
		765	for (int i = RS_styleCount; --i; )
		766	if (fontset[i] != fontset[0])
		767	delete fontset[i];
		768	#endif
		769
		770	delete fontset[0];
		771	fontset[0] = fs;
		772
		773	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		774	prop.height += lineSpace;
		775	prop.width += letterSpace;
		776
		777	fs->set_prop (prop, false);
		778
		779	fwidth = prop.width;
		780	fheight = prop.height;
		781	fbase = prop.ascent;
		782
		783	for (int style = 1; style < 4; style++)
		784	{
		785	#if ENABLE_STYLES
		786	const char *res = rs[Rs_font + style];
		787
		788	if (res && !*res)
		789	fontset[style] = fontset[0];
		790	else
		791	{
		792	fontset[style] = fs = new rxvt_fontset (this);
		793	rxvt_fontprop prop2 = prop;
		794
		795	if (res)
		796	{
		797	fs->populate (res);
		798	fs->set_prop (prop2, false);
		799	}
		800	else
		801	{
		802	fs->populate (fontset[0]->fontdesc);
		803
		804	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		805	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		806
		807	fs->set_prop (prop2, true);
		808	}
		809
		810	}
702	#else	811	#else
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	fontset[style] = fontset[0];
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);
708	# endif	813	#endif
709	#endif
710	}
711
712	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */
714	/*
715	* init = 1 - initialize
716	*
717	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font
719	*/
720	bool
721	rxvt_term::change_font (const char *fontname)
722	{
723	if (fontname == FONT_UP)
724	{	814	}
725	// TODO	815
		816	if (parent)
726	}	817	{
727	else if (fontname == FONT_DN)	818	resize_all_windows (0, 0, 0);
		819	scr_remap_chars ();
		820	scr_touch (true);
728	{	821	}
729	// TODO	822
		823	return true;
		824	}
		825
		826	void
		827	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		828	{
		829	XChangeProperty (dpy, parent,
		830	prop, XA_STRING, 8, PropModeReplace,
		831	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		832	}
		833
		834	void
		835	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		836	{
		837	XTextProperty ct;
		838
		839	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
730	}	840	{
731	else	841	XSetTextProperty (dpy, parent, &ct, prop);
		842	XFree (ct.value);
732	{	843	}
733	rxvt_fontset *fs = new rxvt_fontset (this);
734
735	if (fs && fs->populate (fontname))
736	{
737	delete TermWin.fontset;
738	TermWin.fontset = fs;
739	TermWin.fwidth = fs->base_font ()->width;
740	TermWin.fheight = fs->base_font ()->height;
741	TermWin.fbase = fs->base_font ()->ascent;
742
743	// TODO: screen needs to be told about new fonts
744
745	return true;
746	}
747	}
748
749	return false;
750	}	844	}
751		845
752	bool	846	void
753	rxvt_term::font_up_down (int n, int direction)	847	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
754	{	848	{
755	return false;	849	wchar_t *ws = rxvt_mbstowcs (str, len);
		850	char *s = rxvt_wcstoutf8 (ws);
		851
		852	XChangeProperty (dpy, parent,
		853	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		854	(const unsigned char *)s, strlen (s));
		855
		856	free (s);
		857	free (ws);
756	}	858	}
757		859
758	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
759	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
760	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
761	void	863	void
762	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
763	{	865	{
764	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_NAME, str);
765	XStoreName (display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
766	#else	868	set_utf8_property (xa[XA_NET_WM_NAME], str);
767	char *name;
768
769	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
770	name = NULL;
771	if (name == NULL || STRCMP (name, str))
772	XStoreName (display->display, TermWin.parent[0], str);
773	if (name)
774	XFree (name);
775	#endif	869	#endif
776	}	870	}
777		871
778	void	872	void
779	rxvt_term::set_iconName (const char *str)	873	rxvt_term::set_icon_name (const char *str)
780	{	874	{
781	#ifndef SMART_WINDOW_TITLE	875	set_mbstring_property (XA_WM_ICON_NAME, str);
782	XSetIconName (display->display, TermWin.parent[0], str);	876	#if ENABLE_EWMH
783	#else	877	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
784	char *name;
785
786	if (XGetIconName (display->display, TermWin.parent[0], &name))
787	name = NULL;
788	if (name == NULL || STRCMP (name, str))
789	XSetIconName (display->display, TermWin.parent[0], str);
790	if (name)
791	XFree (name);
792	#endif	878	#endif
793	}	879	}
794		880
		881	void
		882	rxvt_term::set_window_color (int idx, const char *color)
		883	{
795	#ifdef XTERM_COLOR_CHANGE	884	#ifdef XTERM_COLOR_CHANGE
796	void
797	rxvt_term::set_window_color (int idx, const char *color)
798	{
799	rxvt_color xcol;	885	rxvt_color xcol;
800	int i;
801		886
802	if (color == NULL || *color == '\0')	887	if (color == NULL || *color == '\0')
803	return;	888	return;
804		889
		890	color = strdup (color);
		891	allocated.push_back ((void *)color);
		892	rs[Rs_color + idx] = color;
		893
805	/* handle color aliases */	894	/* handle color aliases */
806	if (isdigit (*color))	895	if (isdigit (*color))
807	{	896	{
808	i = atoi (color);	897	int i = atoi (color);
		898
809	if (i >= 8 && i <= 15)	899	if (i >= 8 && i <= 15)
		900	{
810	{ /* bright colors */	901	/* bright colors */
811	i -= 8;
812	# ifndef NO_BRIGHTCOLOR
813	PixColors[idx] = PixColors[minBrightCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
814	SET_PIXCOLOR (idx);
815	goto Done;	903	goto done;
816	# endif
817
818	}	904	}
		905
819	if (i >= 0 && i <= 7)	906	if (i >= 0 && i <= 7)
		907	{
820	{ /* normal colors */	908	/* normal colors */
821	PixColors[idx] = PixColors[minCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
822	SET_PIXCOLOR (idx);
823	goto Done;	910	goto done;
824	}	911	}
825	}	912	}
826	if (!rXParseAllocColor (& xcol, color))	913
827	return;	914	set_color (xcol, color);
828	/* XStoreColor (display->display, XCMAP, XColor*); */
829		915
830	/*	916	/*
831	* FIXME: should free colors here, but no idea how to do it so instead,	917	* FIXME: should free colors here, but no idea how to do it so instead,
832	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
833	*/	919	*/
834	# if 0
835	for (i = Color_Black; i <= Color_White; i++)
836	if (PixColors[idx] == PixColors[i])
837	break;
838	if (i > Color_White)
839	{
840	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
841	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
842	DisplayPlanes (display->display, display->screen));
843	}
844	# endif
845		920
846	PixColors[idx] = xcol;	921	pix_colors_focused[idx] = xcol;
847	SET_PIXCOLOR (idx);
848		922
849	/* XSetWindowAttributes attr; */
850	/* Cursor cursor; */
851	Done:	923	done:
852	if (idx == Color_bg && ! (Options & Opt_transparent))
853	XSetWindowBackground (display->display, TermWin.vt,
854	PixColors[Color_bg]);
855
856	/* handle Color_BD, scrollbar background, etc. */	924	/*TODO: handle Color_BD, scrollbar background, etc. */
857		925
858	set_colorfgbg ();	926	update_fade_color (idx);
859	recolour_cursor ();	927	recolour_cursor ();
860	/* the only reasonable way to enforce a clean update */	928	scr_recolour ();
861	scr_poweron ();	929	#endif /* XTERM_COLOR_CHANGE */
862	}	930	}
863
864	#else
865	# define set_window_color (idx,color) ((void)0)
866	#endif /* XTERM_COLOR_CHANGE */
867		931
868	void	932	void
869	rxvt_term::recolour_cursor ()	933	rxvt_term::recolour_cursor ()
870	{	934	{
871	#if TODO	935	XColor fg, bg;
872	rxvt_color xcol[2];
873		936
874	xcol[0] = PixColors[Color_pointer];	937	(ISSET_PIXCOLOR (Color_pointer_fg)
875	xcol[1] = PixColors[Color_bg];	938	? pix_colors_focused[Color_pointer_fg]
876	XQueryColors (display->display, XCMAP, xcol, 2);	939	: pix_colors_focused[Color_fg]).get (fg);
877	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	940
878	#endif	941	(ISSET_PIXCOLOR (Color_pointer_bg)
		942	? pix_colors_focused[Color_pointer_bg]
		943	: pix_colors_focused[Color_bg]).get (bg);
		944
		945	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
879	}	946	}
880		947
881	/*----------------------------------------------------------------------*/	948	/*----------------------------------------------------------------------*/
882	/*	949	/*
883	* find if fg/bg matches any of the normal (low-intensity) colors	950	* find if fg/bg matches any of the normal (low-intensity) colors
884	*/	951	*/
885	void	952	void
886	rxvt_term::set_colorfgbg ()	953	rxvt_term::set_colorfgbg ()
887	{	954	{
888	unsigned int i;	955	unsigned int i;
889	const char *xpmb = "\0";	956	const char *xpmb = "";
890	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	957	char fstr[] = "default";
		958	char bstr[] = "default";
891		959
892	env_colorfgbg =
893	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
894	STRCPY (fstr, "default");
895	STRCPY (bstr, "default");
896	for (i = Color_Black; i <= Color_White; i++)	960	for (i = Color_Black; i <= Color_White; i++)
897	if (PixColors[Color_fg] == PixColors[i])	961	if (pix_colors[Color_fg] == pix_colors[i])
898	{	962	{
899	sprintf (fstr, "%d", (i - Color_Black));	963	sprintf (fstr, "%d", i - Color_Black);
900	break;	964	break;
901	}	965	}
		966
902	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
903	if (PixColors[Color_bg] == PixColors[i])	968	if (pix_colors[Color_bg] == pix_colors[i])
904	{	969	{
905	sprintf (bstr, "%d", (i - Color_Black));	970	sprintf (bstr, "%d", i - Color_Black);
906	#ifdef XPM_BACKGROUND	971	#ifdef BG_IMAGE_FROM_FILE
907	xpmb = "default;";	972	xpmb = "default;";
908	#endif	973	#endif
909	break;	974	break;
910	}	975	}
911		976
912	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	977	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
913
914	#ifndef NO_BRIGHTCOLOR
915	colorfgbg = DEFAULT_RSTYLE;
916	for (i = minCOLOR; i <= maxCOLOR; i++)
917	{
918	if (PixColors[Color_fg] == PixColors[i])
919	colorfgbg = SET_FGCOLOR (colorfgbg, i);
920	if (PixColors[Color_bg] == PixColors[i])
921	colorfgbg = SET_BGCOLOR (colorfgbg, i);
922	}
923	#endif
924	}	978	}
925		979
926	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
927	/*
928	* Colour determination for low colour displays, routine from
929	* Hans de Goede <hans@highrise.nl>
930	*/
931		981
932	int	982	bool
933	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
934	{	984	{
935	if (!screen_in_out->set (display, colour))	985	if (color.set (this, name))
936	{
937	rxvt_print_error ("can't allocate colour: %s", colour);
938	return false;
939	}
940
941	return true;	986	return true;
		987
		988	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		989	return false;
		990	}
		991
		992	void
		993	rxvt_term::alias_color (int dst, int src)
		994	{
		995	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
942	}	996	}
943		997
944	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
945	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
946	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
947	void	1001	void
948	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1002	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
949	{	1003	{
950	int fix_screen;	1004	int fix_screen;
		1005	int old_width = szHint.width;
		1006	int old_height = szHint.height;
951		1007
952	#ifdef SMART_RESIZE
953	int old_width = szHint.width, old_height = szHint.height;
954	#endif
955
956	window_calc (width, height);	1008	window_calc (newwidth, newheight);
		1009
		1010	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1011
		1012	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1013	if (set_hint)
		1014	{
		1015	szHint.flags &= ~(PBaseSize | PResizeInc);
957	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
		1019
958	if (!ignoreparent)	1020	if (!ignoreparent)
959	{	1021	{
960	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
961	/*	1023	/*
962	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1024	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
965	int x, y, x1, y1;	1027	int x, y, x1, y1;
966	int dx, dy;	1028	int dx, dy;
967	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
968	Window unused_cr;	1030	Window unused_cr;
969		1031
970	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1032	XTranslateCoordinates (dpy, parent, display->root,
971	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
972	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
973	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
974	/*	1036	/*
975	* if display->root isn't the parent window, a WM will probably have offset	1037	* if display->root isn't the parent window, a WM will probably have offset
976	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
977	*/	1039	*/
…		…
979	{	1041	{
980	x -= x1;	1042	x -= x1;
981	y -= y1;	1043	y -= y1;
982	}	1044	}
983		1045
984	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
985	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
986	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
987	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
988		1050
989	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
990	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
991	dx = 0;	1053	dx = 0;
…		…
994	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
995	dy = 0;	1057	dy = 0;
996	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
997	dy /= 2;	1059	dy /= 2;
998		1060
999	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1000	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
1001	#else	1063	#else
1002	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1003	szHint.height);
1004	#endif	1065	#endif
1005
1006	}	1066	}
1007		1067
1008	fix_screen = (TermWin.ncol != prev_ncol	1068	if (set_hint)
1009	|| TermWin.nrow != prev_nrow);	1069	XSetWMNormalHints (dpy, parent, &szHint);
1010		1070
		1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1072
1011	if (fix_screen || width != old_width || height != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
1012	{	1074	{
1013	if (scrollbar_visible ())	1075	if (scrollBar.state)
1014	{	1076	scrollBar.resize ();
1015	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1016	0, scrollbar_TotalWidth (), szHint.height);
1017	resize_scrollbar ();
1018	}
1019		1077
1020	if (menubar_visible ())	1078	XMoveResizeWindow (dpy, vt,
1021	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1079	window_vt_x, window_vt_y,
1022	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1023
1024	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1025	window_vt_y, TermWin_TotalWidth (),
1026	TermWin_TotalHeight ());	1080	width, height);
1027	scr_clear ();
1028	#ifdef XPM_BACKGROUND
1029	resize_pixmap ();
1030	#endif
1031		1081
		1082	#ifdef HAVE_BG_PIXMAP
		1083	if (bg_window_size_sensitive ())
		1084	update_background ();
		1085	#endif
1032	}	1086	}
1033		1087
1034	if (fix_screen || old_height == 0)	1088	if (fix_screen || old_height == 0)
1035	{
1036	int curr_screen = -1;
1037	int old_ncol = prev_ncol;
1038
1039	/* scr_reset only works on the primary screen */
1040	if (old_height) /* this is not the first time through */
1041	{
1042	unsigned int ncol = TermWin.ncol;
1043	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1044	curr_screen = scr_change_screen (PRIMARY);
1045	TermWin.ncol = ncol;
1046	}
1047
1048	scr_reset ();	1089	scr_reset ();
1049
1050	if (curr_screen >= 0) /* this is not the first time through */
1051	{
1052	scr_change_screen (curr_screen);
1053	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1054	}
1055	}
1056
1057	old_width = szHint.width;
1058	old_height = szHint.height;
1059		1090
1060	#ifdef USE_XIM	1091	#ifdef USE_XIM
1061	IMSetStatusPosition ();	1092	im_set_position ();
1062	#endif	1093	#endif
1063	}	1094	}
1064		1095
1065	/*	1096	/*
1066	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
1067	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1068	*/	1099	*/
1069	void	1100	void
1070	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1071	{	1102	{
1072	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1073		1104
1074	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1075	{	1106	{
1076	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1077	if (width == 0)	1109	if (newwidth == 0)
1078	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1079	if (height == 0)	1111	if (newheight == 0)
1080	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1081	}
1082	if (width != TermWin.width || height != TermWin.height)
1083	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1084	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1085	height += szHint.base_height;	1118	newheight += szHint.base_height;
1086	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1087	}	1120	}
1088	}	1121	}
1089		1122
1090	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1091	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1092	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1093	#ifdef USE_XIM	1126	#ifdef USE_XIM
1094		1127
1095	void	1128	void
		1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1130	{
		1131	fg = pix_colors [Color_fg];
		1132	bg = pix_colors [Color_bg];
		1133	}
		1134
		1135	void
1096	rxvt_term::im_set_size (XRectangle *size)	1136	rxvt_term::im_set_size (XRectangle &size)
1097	{	1137	{
1098	size->x = TermWin.int_bwidth;	1138	// the int_bwidth terms make no sense to me
1099	size->y = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1100	size->width = Width2Pixel (TermWin.ncol);	1140	size.y = int_bwidth;
1101	size->height = Height2Pixel (TermWin.nrow);	1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
1102	}	1143	}
1103		1144
1104	void	1145	void
1105	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1146	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1147	XRectangle &status_rect,
		1148	const XRectangle &needed_rect)
1106	{	1149	{
1107	*fg = PixColors[Color_fg];	1150	preedit_rect.x = needed_rect.width;
1108	*bg = PixColors[Color_bg];	1151	preedit_rect.y = 0;
		1152	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1153	preedit_rect.height = fheight;
		1154
		1155	status_rect.x = 0;
		1156	status_rect.y = 0;
		1157	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1158	status_rect.height = fheight;
1109	}	1159	}
1110		1160
1111	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1112	bool	1162	bool
1113	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1114	{	1164	{
1115	char *p;	1165	Atom atom;
1116	Atom atom;	1166	Window win;
1117	Window win;
1118	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1119		1168
1120	/* get current locale modifier */	1169	/* get current locale modifier */
1121	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1122	{	1171	{
1123	STRCPY (server, "@server=");	1172	strcpy (server, "@server=");
1124	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1125	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1126	*p = '\0';	1176	*p = '\0';
1127		1177
1128	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1129	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1130	if (win != None)	1181	if (win != None)
1131	return True;	1182	return true;
1132	}	1183	}
		1184
1133	return False;	1185	return false;
1134	}	1186	}
1135		1187
1136	void	1188	void
1137	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1138	{	1190	{
1139	XPoint spot;	1191	XPoint nspot;
1140	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1141		1193
1142	if (Input_Context == NULL	1194	if (!Input_Context
1143	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1195	|| !focus
1144	|| ! (event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1145	|| event_type == Expose
1146	|| event_type == NoExpose
1147	|| event_type == SelectionNotify
1148	|| event_type == ButtonRelease || event_type == FocusIn)
1149	|| !IMisRunning ())
1150	return;	1197	return;
1151		1198
1152	im_set_position (&spot);	1199	im_set_position (nspot);
		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
1153		1205
1154	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1155	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1156	XFree (preedit_attr);	1208	XFree (preedit_attr);
1157	}	1209	}
1158		1210
1159	void	1211	void
1160	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1161	XRectangle * needed_rect)
1162	{
1163	int mbh, vtx = 0;
1164
1165	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1166	vtx = scrollbar_TotalWidth ();
1167
1168	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1169	mbh -= TermWin.lineSpace;
1170
1171	preedit_rect->x = needed_rect->width + vtx;
1172	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1173
1174	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1175	preedit_rect->height = Height2Pixel (1);
1176
1177	status_rect->x = vtx;
1178	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1179
1180	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1181	status_rect->height = Height2Pixel (1);
1182	}
1183
1184	void
1185	rxvt_term::im_destroy ()	1212	rxvt_term::im_destroy ()
1186	{	1213	{
1187	if (Input_Context)
1188	{
1189	XDestroyIC (Input_Context);
1190	Input_Context = NULL;
1191	}
1192
1193	if (input_method)	1214	if (input_method)
1194	{	1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
		1218
1195	display->put_xim (input_method);	1219	display->put_xim (input_method);
1196	input_method = 0;	1220	input_method = 0;
1197	}	1221	}
		1222
		1223	Input_Context = 0;
1198	}	1224	}
		1225
		1226	#ifdef ENABLE_XIM_ONTHESPOT
		1227
		1228	static void
		1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1199		1299
1200	/*	1300	/*
1201	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1202	* open a suitable preedit type	1302	* open a suitable preedit type
1203	*/	1303	*/
1204	bool	1304	bool
1205	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::im_get_ic (const char *modifiers)
1206	{	1306	{
1207	int i, j, found;	1307	int i, j, found;
1208	XIM xim;	1308	XIM xim;
1209	XPoint spot;	1309	XPoint spot;
1210	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1211	unsigned long fg, bg;	1311	unsigned long fg, bg;
1212	const char *p;	1312	const char *p;
1213	char **s;	1313	char **s;
1214	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1215	XVaNestedList preedit_attr, status_attr;	1315
		1316	set_environ (envv);
1216		1317
1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1218	return false;	1319	return false;
1219		1320
1220	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1221	input_method = display->get_xim (locale, modifiers);	1321	input_method = display->get_xim (locale, modifiers);
1222	if (input_method == NULL)	1322	if (input_method == NULL)
1223	return false;	1323	return false;
1224		1324
1225	xim = input_method->xim;	1325	xim = input_method->xim;
		1326	spot.x = spot.y = -1;
1226		1327
1227	xim_styles = NULL;	1328	xim_styles = NULL;
1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1329	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1229	|| !xim_styles || !xim_styles->count_styles)	1330	|| !xim_styles || !xim_styles->count_styles)
1230	{	1331	{
1231	display->put_xim (input_method);	1332	im_destroy ();
1232	return false;	1333	return false;
1233	}	1334	}
1234		1335
1235	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1336	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1236	s = rxvt_splitcommastring (p);	1337
		1338	for (int pi = 0; pi < 2; pi++)
		1339	{
		1340	p = pet[pi];
		1341
		1342	if (!p)
		1343	continue;
		1344
		1345	s = rxvt_strsplit (',', p);
		1346
1237	for (i = found = 0; !found && s[i]; i++)	1347	for (i = found = 0; !found && s[i]; i++)
1238	{	1348	{
1239	if (!STRCMP (s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1240	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1241	else if (!STRCMP (s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1242	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1243	else if (!STRCMP (s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1244	input_style = (XIMPreeditNothing | XIMStatusNothing);	1354	input_style = XIMPreeditNothing | XIMStatusNothing;
		1355	else if (!strcmp (s[i], "None"))
		1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
1245		1363
1246	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1247	if (input_style == xim_styles->supported_styles[j])	1365	if (input_style == xim_styles->supported_styles[j])
1248	{	1366	{
		1367	rxvt_free_strsplit (s);
		1368
1249	found = 1;	1369	found = 1;
1250	break;	1370	goto foundpet;
		1371	}
		1372
1251	}	1373	}
1252	}
1253		1374
1254	for (i = 0; s[i]; i++)	1375	rxvt_free_strsplit (s);
1255	free (s[i]);	1376	}
1256		1377
1257	free (s);	1378	foundpet:
		1379
1258	XFree (xim_styles);	1380	XFree (xim_styles);
1259		1381
1260	if (!found)	1382	if (!found)
1261	{	1383	{
1262	display->put_xim (input_method);	1384	im_destroy ();
1263	return false;	1385	return false;
1264	}	1386	}
1265		1387
1266	preedit_attr = status_attr = NULL;	1388	XFontSet fs = 0;
		1389	XVaNestedList preedit_attr = 0, status_attr = 0;
		1390
		1391	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1392	{
		1393	// fake us a font-set, please
		1394	char **missing_charset_list;
		1395	int missing_charset_count;
		1396	char *def_string;
		1397	char pat[512];
		1398
		1399	sprintf (pat,
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"*",
		1406	fheight,
		1407	fheight + 1, fheight - 1,
		1408	fheight - 2, fheight + 2);
		1409
		1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1411	&missing_charset_list, &missing_charset_count, &def_string);
		1412
		1413	if (missing_charset_list)
		1414	XFreeStringList (missing_charset_list);
		1415
		1416	if (!fs)
		1417	{
		1418	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1419	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1420	}
		1421	}
1267		1422
1268	if (input_style & XIMPreeditPosition)	1423	if (input_style & XIMPreeditPosition)
1269	{	1424	{
1270	im_set_size (&rect);	1425	im_set_size (rect);
1271	im_set_position (&spot);	1426	im_set_position (spot);
1272	im_set_color (&fg, &bg);	1427	im_set_color (fg, bg);
1273		1428
1274	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1429	preedit_attr = XVaCreateNestedList (0,
		1430	XNForeground, fg,
		1431	XNBackground, bg,
		1432	XNArea, &rect,
1275	XNSpotLocation, &spot,	1433	XNSpotLocation, &spot,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, TermWin.fontset,	1434	XNFontSet, fs,
1278	NULL);	1435	NULL);
1279	}	1436	}
1280	else if (input_style & XIMPreeditArea)	1437	else if (input_style & XIMPreeditArea)
1281	{	1438	{
1282	im_set_color (&fg, &bg);	1439	im_set_color (fg, bg);
1283		1440
1284	/*	1441	/*
1285	* The necessary width of preedit area is unknown	1442	* The necessary width of preedit area is unknown
1286	* until create input context.	1443	* until create input context.
1287	*/	1444	*/
1288	needed_rect.width = 0;	1445	needed_rect.width = 0;
1289
1290	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1446	im_set_preedit_area (rect, status_rect, needed_rect);
1291		1447
1292	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1448	preedit_attr = XVaCreateNestedList (0,
		1449	XNForeground, fg,
1293	XNForeground, fg, XNBackground, bg,	1450	XNBackground, bg,
		1451	XNArea, &rect,
		1452	XNFontSet, fs,
		1453	NULL);
		1454	status_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
		1456	XNBackground, bg,
		1457	XNArea, &status_rect,
1294	//XNFontSet, TermWin.fontset,	1458	XNFontSet, fs,
1295	NULL);	1459	NULL);
1296	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1460	}
1297	XNForeground, fg, XNBackground, bg,	1461	#if ENABLE_XIM_ONTHESPOT
1298	//XNFontSet, TermWin.fontset,	1462	else if (input_style & XIMPreeditCallbacks)
		1463	{
		1464	XIMCallback xcb[4];
		1465
		1466	im_set_position (spot);
		1467
		1468	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1469	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1470	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1471	# if 0
		1472	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1473	# endif
		1474
		1475	preedit_attr = XVaCreateNestedList (0,
		1476	XNSpotLocation, &spot,
		1477	XNPreeditStartCallback, &xcb[0],
		1478	XNPreeditDoneCallback , &xcb[1],
		1479	XNPreeditDrawCallback , &xcb[2],
		1480	# if 0
		1481	XNPreeditCaretCallback, &xcb[3],
		1482	# endif
1299	NULL);	1483	NULL);
1300	}	1484	}
		1485	#endif
1301		1486
1302	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1487	Input_Context = XCreateIC (xim,
		1488	XNInputStyle, input_style,
1303	XNClientWindow, TermWin.parent[0],	1489	XNClientWindow, vt,
1304	XNFocusWindow, TermWin.parent[0],	1490	XNFocusWindow, parent,
1305	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1306	preedit_attr,	1492	preedit_attr,
1307	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1308	status_attr, NULL);	1494	status_attr, NULL);
		1495
1309	if (preedit_attr) XFree (preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1310	if (status_attr) XFree (status_attr);	1497	if (status_attr) XFree (status_attr);
		1498	if (fs) XFreeFontSet (dpy, fs);
1311		1499
1312	if (Input_Context == NULL)	1500	if (Input_Context == NULL)
1313	{	1501	{
1314	rxvt_print_error ("failed to create input context");	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1315	display->put_xim (input_method);	1503	im_destroy ();
1316	return false;	1504	return false;
1317	}	1505	}
1318		1506
1319	if (input_style & XIMPreeditArea)	1507	#if 0
1320	IMSetStatusPosition ();	1508	// unfortunately, only the focus window is used by XIM, hard to fix
		1509	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1510	vt_select_input ();
		1511	#endif
1321		1512
1322	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1513	im_set_position ();
		1514
1323	return true;	1515	return true;
1324	}	1516	}
1325		1517
1326	void	1518	void
1327	rxvt_term::im_cb ()	1519	rxvt_term::im_cb ()
1328	{	1520	{
1329	int i, found, had_im;	1521	int i;
1330	const char *p;	1522	const char *p;
1331	char **s;	1523	char **s;
1332	char buf[IMBUFSIZ];	1524	char buf[IMBUFSIZ];
1333		1525
		1526	make_current ();
		1527
1334	im_destroy ();	1528	im_destroy ();
1335		1529
1336	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1337	if (Input_Context)	1530	if (Input_Context)
1338	return;	1531	return;
1339		1532
1340	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1341	if (rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
…		…
1345	p = rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1346	if (p && *p)	1539	if (p && *p)
1347	{	1540	{
1348	bool found = false;	1541	bool found = false;
1349		1542
1350	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
		1544
1351	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1352	{	1546	{
1353	if (*s[i])	1547	if (*s[i])
1354	{	1548	{
1355	STRCPY (buf, "@im=");	1549	strcpy (buf, "@im=");
1356	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1357	if (IM_get_IC (buf))	1551	if (im_get_ic (buf))
1358	{	1552	{
1359	found = true;	1553	found = true;
1360	break;	1554	break;
1361	}	1555	}
1362	}	1556	}
1363	}	1557	}
1364	for (i = 0; s[i]; i++)	1558
1365	free (s[i]);	1559	rxvt_free_strsplit (s);
1366	free (s);
1367		1560
1368	if (found)	1561	if (found)
1369	goto done;	1562	goto done;
1370	}	1563	}
1371		1564
1372	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1373	if (IM_get_IC (""))	1566	if (im_get_ic (""))
1374	goto done;	1567	goto done;
1375		1568
1376	/* try with no modifiers base IF the user didn't specify an IM */	1569	/* try with no modifiers base IF the user didn't specify an IM */
1377	if (IM_get_IC ("@im=none"))	1570	if (im_get_ic ("@im=none"))
1378	goto done;	1571	goto done;
1379		1572
1380	done:	1573	done:
1381	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1382	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1383	SET_LOCALE (locale);	1576	SET_LOCALE (locale);
1384	#endif	1577	#endif
1385	}	1578	}
1386		1579
1387	void	1580	void
1388	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1389	{	1582	{
1390	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1391	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1392		1585
1393	if (Input_Context == NULL	1586	if (!Input_Context
1394	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1587	|| !focus
		1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1395	|| !IMisRunning ())	1589	|| !im_is_running ())
1396	return;	1590	return;
1397		1591
		1592	if (input_style & XIMPreeditPosition)
		1593	{
		1594	im_set_size (preedit_rect);
		1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1596
		1597	XSetICValues (Input_Context,
		1598	XNPreeditAttributes, preedit_attr, NULL);
		1599	}
		1600	else
		1601	{
1398	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1399	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1400	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1401	XFree (status_attr);	1605	XFree (status_attr);
1402		1606
1403	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1607	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1608	XFree (needed_rect);
1404		1609
1405	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1406	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1407		1612
1408	XSetICValues (Input_Context,	1613	XSetICValues (Input_Context,
1409	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1410	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1411		1617
		1618	XFree (status_attr);
		1619	}
		1620
1412	XFree (preedit_attr);	1621	XFree (preedit_attr);
1413	XFree (status_attr);
1414	}	1622	}
1415	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1416		1624
1417	/*----------------------------------------------------------------------*/	1625	void
1418	rxvt_t rxvt_current_term;	1626	rxvt_term::get_window_origin (int &x, int &y)
		1627	{
		1628	Window cr;
		1629	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1630	}
		1631
		1632	Pixmap
		1633	rxvt_term::get_pixmap_property (Atom property)
		1634	{
		1635	Pixmap pixmap = None;
		1636
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop;
		1641	int result = XGetWindowProperty (dpy, display->root, property,
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success)
		1645	{
		1646	if (atype == XA_PIXMAP)
		1647	pixmap = *(Pixmap *)prop;
		1648	XFree (prop);
		1649	}
		1650
		1651	return pixmap;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bg_invalidate ();
		1663
		1664	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1665
		1666	if (to_wait <= 0.)
		1667	bg_render ();
		1668	else
		1669	update_background_ev.start (to_wait);
		1670	}
		1671
		1672	void
		1673	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1674	{
		1675	make_current ();
		1676
		1677	update_background_ev.stop ();
		1678	bg_render ();
		1679	refresh_check ();
		1680	}
		1681
		1682	#endif /* HAVE_BG_PIXMAP */
1419		1683
1420	/*----------------------- end-of-file (C source) -----------------------*/	1684	/*----------------------- end-of-file (C source) -----------------------*/

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