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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 1.360 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <cassert>
36	#include <signal.h>	42	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	43	#include <cstring>
47		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
48	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
49		63
50	void	64	bool
51	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
52	{	66	{
53	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
54	{	68
55	STRNCPY (curlocale, locale, 128);	69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
57	}	77	return true;
58	}	78	}
59		79
60	void *	80	void
61	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
62	{	82	{
63	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
64		86
65	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason, near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.begin (); cc < v.end (); cc++)
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
66	return p;	150	return len;
67	}
68		151
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	152	}
		153	#endif
74		154
75	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
76	:	156	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	158	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	159	#endif
86	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
87	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);
88	#endif	162	#endif
89	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
90	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),
91	#endif	181	#endif
92	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	184	#endif
95	check_ev (this, &rxvt_term::check_cb),	185	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),	187	#endif
98	incr_ev (this, &rxvt_term::incr_cb),	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
99	#ifdef USE_XIM	238	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	239	im_destroy ();
101	#endif	240	#endif
102	{	241	scrollBar.destroy ();
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	242	if (gc) XFreeGC (dpy, gc);
104	}
105		243
106	rxvt_term::~rxvt_term ()	244	delete drawable;
107	{	245	// destroy all windows
108	if (cmd_fd >= 0)	246	if (parent)
109	close (cmd_fd);	247	XDestroyWindow (dpy, parent);
		248
		249	for (int i = 0; i < TOTAL_COLORS; i++)
		250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
		261	displays.put (display);
		262	}
110		263
111	scr_release ();	264	scr_release ();
112		265
		266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
		272	// TODO: manage env vars in child only(!)
		273	free (env_display);
		274	free (env_term);
113	free (locale);	275	free (locale);
114	free (codeset);	276	free (v_buffer);
115		277
116	#ifndef NO_SETOWNER_TTYDEV	278	delete selection_req;
117	privileged_ttydev (RESTORE);
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		279
123	// TODO: free pixcolours, colours should become part of rxvt_display	280	delete envv;
		281	delete argv;
124		282
125	delete PixColors;	283	#ifdef KEYSYM_RESOURCE
		284	delete keyboard;
		285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
		289	}
126		290
127	displays.put (display);	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 ();
128	}	301	}
129		302
130	void	303	void
131	rxvt_term::destroy ()	304	rxvt_term::destroy ()
132	{	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
133	if (display)	315	if (display)
134	{	316	{
135	if (TermWin.parent[0])	317	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	318	im_ev.stop (display);
137		319	#endif
		320	scrollbar_ev.stop (display);
		321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		322	rootwin_ev.stop (display);
		323	#endif
138	termwin_ev.stop (display);	324	termwin_ev.stop (display);
139	vt_ev.stop (display);	325	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	}	326	}
152		327
153	check_ev.stop ();	328	flush_ev.stop ();
154	pty_ev.stop ();	329	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	331	cursor_blink_ev.stop ();
157	#endif	332	#endif
158	#ifdef TEXT_BLINK	333	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	334	text_blink_ev.stop ();
160	#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
161	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	343	pointer_ev.stop ();
163	#endif	344	#endif
164		345
165	destroy_ev.start (0);	346	destroy_ev.start ();
166	}	347	}
167		348
168	void	349	void
169	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
170	{	351	{
171	SET_R (this);	352	make_current ();
172		353
173	delete this;	354	delete this;
174	}	355	}
175		356
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	357	void
196	rxvt_init_signals ()	358	rxvt_term::set_option (uint8_t opt, bool set)
197	{	359	{
198	/* install exit handler for cleanup */	360	if (!opt)
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;	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);
347	}	367	}
348		368
349	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
350	/*	370	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* 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
353	*/	373	*/
354	/* EXTPROTO */	374	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		375
363	/* ------------------------------------------------------------------------- *	376	static void
364	* MEMORY ALLOCATION WRAPPERS *	377	rxvt_emergency_cleanup ()
365	* ------------------------------------------------------------------------- */
366	/* EXTPROTO */
367	void *
368	rxvt_malloc(size_t size)
369	{	378	{
370	void *p;	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371		380	(*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	}	381	}
381		382
382	/* EXTPROTO */	383	#if !ENABLE_MINIMAL
383	void *	384	static void
384	rxvt_calloc(size_t number, size_t size)	385	print_x_error (Display *dpy, XErrorEvent *event)
385	{	386	{
386	void *p;	387	char buffer[BUFSIZ];
387		388	char mesg[BUFSIZ];
388	p = calloc(number, size);	389	char number[32];
389	if (p)	390	const char mtype[] = "XlibMessage";
390	return p;	391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391		392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
393	rxvt_clean_exit();	394	rxvt_warn ("%s: %s\n", mesg, buffer);
394	exit(EXIT_FAILURE);	395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395	/* 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);
396	}	429	}
		430	#endif
397		431
398	/* EXTPROTO */	432	int
399	void *	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
400	rxvt_realloc(void *ptr, size_t size)
401	{	434	{
402	void *p;	435	if (GET_R->allowedxerror == -1)
403		436	GET_R->allowedxerror = event->error_code;
404	if (ptr)
405	p = realloc(ptr, size);
406	else	437	else
407	p = malloc(size);	438	{
408	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
409	return p;	448	return 0;
		449	}
410		450
411	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	451	int
412	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 ();
413	exit(EXIT_FAILURE);	457	_exit (EXIT_FAILURE);
414	/* NOTREACHED */
415	}	458	}
416		459
417	/* ------------------------------------------------------------------------- *	460	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	{	461	{
424	#if ! defined(__CYGWIN32__)	462	ev::sig sw_term, sw_int;
425	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	463
426	/* setreuid() is the poor man's setuid(), seteuid() */	464	/*
427	# define seteuid(a) setreuid(-1, (a))	465	* Catch a fatal signal and tidy up before quitting
428	# define setegid(a) setregid(-1, (a))	466	*/
429	# 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;
430	# endif	506	# endif
431	# ifdef HAVE_SETEUID	507	# ifdef VREPRINT
432	switch (mode)	508	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	509	# endif
464	#endif	510	# ifdef VDISCRD
465	}	511	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	512	# endif
515		513	# ifdef VWERSE
516	{	514	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	515	# endif
522		516	# ifdef VLNEXT
523	}	517	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	518	# endif
536		519	# ifdef VSTATUS
537	}	520	tio->c_cc[VSTATUS] = CSTATUS;
538
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	521	# endif
549	}	522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
550	#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	}
551		582
552	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
553	/*	584	/*
554	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
555	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
556	*/	587	*/
557	void	588	void
558	rxvt_term::window_calc (unsigned int width, unsigned int height)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559	{	590	{
560	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
561	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
562	unsigned int w, h;	593	unsigned int w, h;
563	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
564		595
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;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569	szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
570	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571		599
572	recalc_x = recalc_y = 0;	600	recalc_x = recalc_y = 0;
573	flags = 0;	601	flags = 0;
		602
574	if (!parsed_geometry)	603	if (!parsed_geometry)
575	{	604	{
576	parsed_geometry = 1;	605	parsed_geometry = 1;
		606
577	if (rs[Rs_geometry])	607	if (rs[Rs_geometry])
578	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		609
579	if (flags & WidthValue)	610	if (flags & WidthValue)
580	{	611	{
581	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 ());
582	szHint.flags |= USSize;	616	szHint.flags |= USSize;
583	}	617	}
		618
584	if (flags & HeightValue)	619	if (flags & HeightValue)
585	{	620	{
586	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 ());
587	szHint.flags |= USSize;	625	szHint.flags |= USSize;
588	}	626	}
		627
589	if (flags & XValue)	628	if (flags & XValue)
590	{	629	{
591	szHint.x = x;	630	szHint.x = x;
592	szHint.flags |= USPosition;	631	szHint.flags |= USPosition;
		632
593	if (flags & XNegative)	633	if (flags & XNegative)
594	{	634	{
595	recalc_x = 1;	635	recalc_x = 1;
596	szHint.win_gravity = NorthEastGravity;	636	szHint.win_gravity = NorthEastGravity;
597	}	637	}
598	}	638	}
		639
599	if (flags & YValue)	640	if (flags & YValue)
600	{	641	{
601	szHint.y = y;	642	szHint.y = y;
602	szHint.flags |= USPosition;	643	szHint.flags |= USPosition;
		644
603	if (flags & YNegative)	645	if (flags & YNegative)
604	{	646	{
605	recalc_y = 1;	647	recalc_y = 1;
		648
606	if (szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
607	szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
608	else	651	else
609	szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
610	}	653	}
611	}	654	}
612	}	655	}
		656
613	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
614	TermWin.width = TermWin.ncol * TermWin.fwidth;	658	width = ncol * fwidth;
615	TermWin.height = TermWin.nrow * TermWin.fheight;	659	height = nrow * fheight;
616	max_width = MAX_COLS * TermWin.fwidth;	660	max_width = MAX_COLS * fwidth;
617	max_height = MAX_ROWS * TermWin.fheight;	661	max_height = MAX_ROWS * fheight;
618		662
619	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
620		664
621	sb_w = mb_h = 0;
622	window_vt_x = window_vt_y = 0;	665	window_vt_x = window_vt_y = int_bwidth;
623	if (scrollbar_visible ())	666
		667	if (scrollBar.state)
624	{	668	{
625	sb_w = scrollbar_TotalWidth();	669	int sb_w = scrollBar.total_width ();
626	szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
627	if (!(Options & Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
628	window_vt_x = sb_w;	673	window_vt_x += sb_w;
629	}
630	if (menubar_visible ())
631	{	674	}
632	mb_h = menuBar_TotalHeight();	675
633	szHint.base_height += mb_h;
634	window_vt_y = mb_h;
635	}
636	szHint.width_inc = TermWin.fwidth;	676	szHint.width_inc = fwidth;
637	szHint.height_inc = TermWin.fheight;	677	szHint.height_inc = fheight;
638	szHint.min_width = szHint.base_width + szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
639	szHint.min_height = szHint.base_height + szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
640		680
641	if (width && width - szHint.base_width < max_width)	681	if (newwidth && newwidth - szHint.base_width < max_width)
642	{	682	{
643	szHint.width = width;	683	szHint.width = newwidth;
644	TermWin.width = width - szHint.base_width;	684	width = newwidth - szHint.base_width;
645	}	685	}
646	else	686	else
647	{	687	{
648	MIN_IT(TermWin.width, max_width);	688	min_it (width, max_width);
649	szHint.width = szHint.base_width + TermWin.width;	689	szHint.width = szHint.base_width + width;
650	}	690	}
		691
651	if (height && height - szHint.base_height < max_height)	692	if (newheight && newheight - szHint.base_height < max_height)
652	{	693	{
653	szHint.height = height;	694	szHint.height = newheight;
654	TermWin.height = height - szHint.base_height;	695	height = newheight - szHint.base_height;
655	}	696	}
656	else	697	else
657	{	698	{
658	MIN_IT(TermWin.height, max_height);	699	min_it (height, max_height);
659	szHint.height = szHint.base_height + TermWin.height;	700	szHint.height = szHint.base_height + height;
660	}	701	}
661	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662	window_sb_x = szHint.width - sb_w;
663		702
664	if (recalc_x)	703	if (recalc_x)
665	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666	- szHint.width - 2 * TermWin.ext_bwidth);	705
667	if (recalc_y)	706	if (recalc_y)
668	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669	- szHint.height - 2 * TermWin.ext_bwidth);
670		708
671	TermWin.ncol = TermWin.width / TermWin.fwidth;	709	ncol = width / fwidth;
672	TermWin.nrow = TermWin.height / TermWin.fheight;	710	nrow = height / fheight;
673	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	711
674	TermWin.ncol, TermWin.nrow, szHint.width,	712	// When the size of the vt window is not a multiple of the cell
675	szHint.height));	713	// size, i.e., when the wm does not honour our size hints, there are
676	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;
677	}	720	}
678		721
679	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
680	/*	723	/*
681	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
682	* Called after a window size change.	725	* Called after a window size change.
683	*/	726	*/
684	void	727	void
685	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
686	{	729	{
		730	if (pty->pty < 0)
		731	return;
		732
687	struct winsize ws;	733	struct winsize ws;
688		734
689	if (cmd_fd < 0)
690	return;
691
692	ws.ws_col = TermWin.ncol;	735	ws.ws_col = ncol;
693	ws.ws_row = TermWin.nrow;	736	ws.ws_row = nrow;
694	ws.ws_xpixel = ws.ws_ypixel = 0;	737	ws.ws_xpixel = width;
695	#ifndef DEBUG_SIZE	738	ws.ws_ypixel = height;
696	(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	}
697	#else	811	#else
698	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	fontset[style] = fontset[0];
699	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
700	# ifdef SIGWINCH
701	else if (cmd_pid) /* force through to the command */
702	kill (cmd_pid, SIGWINCH);
703	# endif	813	#endif
704	#endif	814	}
705	}
706		815
707	/*----------------------------------------------------------------------*/	816	if (parent)
708	/* rxvt_change_font() - Switch to a new font */	817	{
709	/*	818	resize_all_windows (0, 0, 0);
710	* init = 1 - initialize	819	scr_remap_chars ();
711	*	820	scr_touch (true);
712	* fontname == FONT_UP - switch to bigger font	821	}
713	* fontname == FONT_DN - switch to smaller font
714	*/
715	void
716	rxvt_term::change_font (int init, const char *fontname)
717	{}
718		822
		823	return true;
		824	}
		825
719	void	826	void
720	rxvt_term::font_up_down (int n, int direction)	827	rxvt_term::set_string_property (Atom prop, const char *str, int len)
721	{}	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)
		840	{
		841	XSetTextProperty (dpy, parent, &ct, prop);
		842	XFree (ct.value);
		843	}
		844	}
		845
		846	void
		847	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		848	{
		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);
		858	}
722		859
723	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
724	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
725	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
726	void	863	void
727	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
728	{	865	{
729	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_NAME, str);
730	XStoreName(display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
731	#else	868	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	869	#endif
741	}	870	}
742		871
743	void	872	void
744	rxvt_term::set_iconName (const char *str)	873	rxvt_term::set_icon_name (const char *str)
745	{	874	{
746	#ifndef SMART_WINDOW_TITLE	875	set_mbstring_property (XA_WM_ICON_NAME, str);
747	XSetIconName(display->display, TermWin.parent[0], str);	876	#if ENABLE_EWMH
748	#else	877	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	878	#endif
758	}	879	}
759		880
		881	void
		882	rxvt_term::set_window_color (int idx, const char *color)
		883	{
760	#ifdef XTERM_COLOR_CHANGE	884	#ifdef XTERM_COLOR_CHANGE
761	void
762	rxvt_term::set_window_color (int idx, const char *color)
763	{
764	rxvt_color xcol;	885	rxvt_color xcol;
765	int i;
766		886
767	if (color == NULL || *color == '\0')	887	if (color == NULL || *color == '\0')
768	return;	888	return;
769		889
		890	color = strdup (color);
		891	allocated.push_back ((void *)color);
		892	rs[Rs_color + idx] = color;
		893
770	/* handle color aliases */	894	/* handle color aliases */
771	if (isdigit(*color))	895	if (isdigit (*color))
772	{	896	{
773	i = atoi(color);	897	int i = atoi (color);
		898
774	if (i >= 8 && i <= 15)	899	if (i >= 8 && i <= 15)
		900	{
775	{ /* bright colors */	901	/* bright colors */
776	i -= 8;
777	# ifndef NO_BRIGHTCOLOR
778	PixColors[idx] = PixColors[minBrightCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779	SET_PIXCOLOR(idx);
780	goto Done;	903	goto done;
781	# endif
782
783	}	904	}
		905
784	if (i >= 0 && i <= 7)	906	if (i >= 0 && i <= 7)
		907	{
785	{ /* normal colors */	908	/* normal colors */
786	PixColors[idx] = PixColors[minCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787	SET_PIXCOLOR(idx);
788	goto Done;	910	goto done;
789	}	911	}
790	}	912	}
791	if (!rXParseAllocColor (& xcol, color))	913
792	return;	914	set_color (xcol, color);
793	/* XStoreColor (display->display, XCMAP, XColor*); */
794		915
795	/*	916	/*
796	* 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,
797	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
798	*/	919	*/
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		920
811	PixColors[idx] = xcol;	921	pix_colors_focused[idx] = xcol;
812	SET_PIXCOLOR(idx);
813		922
814	/* XSetWindowAttributes attr; */
815	/* Cursor cursor; */
816	Done:	923	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. */	924	/*TODO: handle Color_BD, scrollbar background, etc. */
822		925
823	set_colorfgbg ();	926	update_fade_color (idx);
824	recolour_cursor ();	927	recolour_cursor ();
825	/* the only reasonable way to enforce a clean update */	928	scr_recolour ();
826	scr_poweron ();	929	#endif /* XTERM_COLOR_CHANGE */
827	}	930	}
828
829	#else
830	# define set_window_color (idx,color) ((void)0)
831	#endif /* XTERM_COLOR_CHANGE */
832		931
833	void	932	void
834	rxvt_term::recolour_cursor ()	933	rxvt_term::recolour_cursor ()
835	{	934	{
836	#if TODO	935	XColor fg, bg;
837	rxvt_color xcol[2];
838		936
839	xcol[0] = PixColors[Color_pointer];	937	(ISSET_PIXCOLOR (Color_pointer_fg)
840	xcol[1] = PixColors[Color_bg];	938	? pix_colors_focused[Color_pointer_fg]
841	XQueryColors (display->display, XCMAP, xcol, 2);	939	: pix_colors_focused[Color_fg]).get (fg);
842	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	940
843	#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);
844	}	946	}
845		947
846	/*----------------------------------------------------------------------*/	948	/*----------------------------------------------------------------------*/
847	/*	949	/*
848	* 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
849	*/	951	*/
850	void	952	void
851	rxvt_term::set_colorfgbg ()	953	rxvt_term::set_colorfgbg ()
852	{	954	{
853	unsigned int i;	955	unsigned int i;
854	const char *xpmb = "\0";	956	const char *xpmb = "";
855	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	957	char fstr[] = "default";
		958	char bstr[] = "default";
856		959
857	env_colorfgbg =
858	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859	STRCPY(fstr, "default");
860	STRCPY(bstr, "default");
861	for (i = Color_Black; i <= Color_White; i++)	960	for (i = Color_Black; i <= Color_White; i++)
862	if (PixColors[Color_fg] == PixColors[i])	961	if (pix_colors[Color_fg] == pix_colors[i])
863	{	962	{
864	sprintf(fstr, "%d", (i - Color_Black));	963	sprintf (fstr, "%d", i - Color_Black);
865	break;	964	break;
866	}	965	}
		966
867	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
868	if (PixColors[Color_bg] == PixColors[i])	968	if (pix_colors[Color_bg] == pix_colors[i])
869	{	969	{
870	sprintf(bstr, "%d", (i - Color_Black));	970	sprintf (bstr, "%d", i - Color_Black);
871	#ifdef XPM_BACKGROUND	971	#ifdef BG_IMAGE_FROM_FILE
872	xpmb = "default;";	972	xpmb = "default;";
873	#endif	973	#endif
874	break;	974	break;
875	}	975	}
		976
876	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	977	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	}	978	}
890		979
891	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
892	/*
893	* Colour determination for low colour displays, routine from
894	* Hans de Goede <hans@highrise.nl>
895	*/
896		981
897	int	982	bool
898	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
899	{	984	{
900	if (!screen_in_out->set (display, colour))	985	if (color.set (this, name))
901	{
902	rxvt_print_error("can't allocate colour: %s", colour);
903	return false;
904	}
905
906	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]);
907	}	996	}
908		997
909	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
910	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
911	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
912	void	1001	void
913	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)
914	{	1003	{
915	int fix_screen;	1004	int fix_screen;
		1005	int old_width = szHint.width;
		1006	int old_height = szHint.height;
916		1007
917	#ifdef SMART_RESIZE
918	int old_width = szHint.width, old_height = szHint.height;
919	#endif
920
921	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);
922	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
		1019
923	if (!ignoreparent)	1020	if (!ignoreparent)
924	{	1021	{
925	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
926	/*	1023	/*
927	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1024	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
930	int x, y, x1, y1;	1027	int x, y, x1, y1;
931	int dx, dy;	1028	int dx, dy;
932	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933	Window unused_cr;	1030	Window unused_cr;
934		1031
935	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1032	XTranslateCoordinates (dpy, parent, display->root,
936	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
937	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
938	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
939	/*	1036	/*
940	* 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
941	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
942	*/	1039	*/
…		…
944	{	1041	{
945	x -= x1;	1042	x -= x1;
946	y -= y1;	1043	y -= y1;
947	}	1044	}
948		1045
949	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
952	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
953		1050
954	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
955	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
956	dx = 0;	1053	dx = 0;
…		…
959	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
960	dy = 0;	1057	dy = 0;
961	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
962	dy /= 2;	1059	dy /= 2;
963		1060
964	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
965	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
966	#else	1063	#else
967	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
968	szHint.height);
969	#endif	1065	#endif
970
971	}	1066	}
972		1067
973	fix_screen = (TermWin.ncol != prev_ncol	1068	if (set_hint)
974	|| TermWin.nrow != prev_nrow);	1069	XSetWMNormalHints (dpy, parent, &szHint);
975		1070
		1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1072
976	if (fix_screen || width != old_width || height != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
977	{	1074	{
978	if (scrollbar_visible ())	1075	if (scrollBar.state)
979	{	1076	scrollBar.resize ();
980	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
981	0, scrollbar_TotalWidth (), szHint.height);
982	resize_scrollbar ();
983	}
984		1077
985	if (menubar_visible ())	1078	XMoveResizeWindow (dpy, vt,
986	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1079	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 ());	1080	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		1081
		1082	#ifdef HAVE_BG_PIXMAP
		1083	if (bg_window_size_sensitive ())
		1084	update_background ();
		1085	#endif
1002	}	1086	}
1003		1087
1004	if (fix_screen || old_height == 0)	1088	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();	1089	scr_reset ();
1019
1020	if (curr_screen >= 0) /* this is not the first time through */
1021	{
1022	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1024	}
1025	}
1026
1027	old_width = szHint.width;
1028	old_height = szHint.height;
1029		1090
1030	#ifdef USE_XIM	1091	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1092	im_set_position ();
1032	#endif	1093	#endif
1033	}	1094	}
1034		1095
1035	/*	1096	/*
1036	* 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.
1037	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1038	*/	1099	*/
1039	void	1100	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1102	{
1042	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1043		1104
1044	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1045	{	1106	{
1046	XGetWindowAttributes(display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1047	if (width == 0)	1109	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1111	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1054	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1118	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1057	}	1120	}
1058	}	1121	}
1059		1122
1060	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1126	#ifdef USE_XIM
1064		1127
1065	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
1066	rxvt_term::im_set_size (XRectangle *size)	1136	rxvt_term::im_set_size (XRectangle &size)
1067	{	1137	{
1068	size->x = TermWin.int_bwidth;	1138	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1070	size->width = Width2Pixel(TermWin.ncol);	1140	size.y = int_bwidth;
1071	size->height = Height2Pixel(TermWin.nrow);	1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1143	}
1073		1144
1074	void	1145	void
1075	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)
1076	{	1149	{
1077	*fg = PixColors[Color_fg];	1150	preedit_rect.x = needed_rect.width;
1078	*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;
1079	}	1159	}
1080		1160
1081	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1082	bool	1162	bool
1083	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1084	{	1164	{
1085	char *p;	1165	Atom atom;
1086	Atom atom;	1166	Window win;
1087	Window win;
1088	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1089		1168
1090	/* get current locale modifier */	1169	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1092	{	1171	{
1093	STRCPY(server, "@server=");	1172	strcpy (server, "@server=");
1094	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1095	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1096	*p = '\0';	1176	*p = '\0';
1097		1177
1098	atom = XInternAtom(display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1099	win = XGetSelectionOwner(display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1100	if (win != None)	1181	if (win != None)
1101	return True;	1182	return true;
1102	}	1183	}
		1184
1103	return False;	1185	return false;
1104	}	1186	}
1105		1187
1106	void	1188	void
1107	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1108	{	1190	{
1109	XPoint spot;	1191	XPoint nspot;
1110	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1111		1193
1112	if (Input_Context == NULL	1194	if (!Input_Context
1113	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1195	|| !focus
1114	|| !(event_type == KeyPress	1196	|| !(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;	1197	return;
1121		1198
1122	im_set_position (&spot);	1199	im_set_position (nspot);
1123		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
		1205
1124	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree(preedit_attr);	1208	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	}	1209	}
1153		1210
1154	void	1211	void
1155	rxvt_term::im_destroy ()	1212	rxvt_term::im_destroy ()
1156	{	1213	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1214	if (input_method)
1164	{	1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
		1218
1165	display->put_xim (input_method);	1219	display->put_xim (input_method);
1166	input_method = 0;	1220	input_method = 0;
1167	}	1221	}
		1222
		1223	Input_Context = 0;
1168	}	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
1169		1299
1170	/*	1300	/*
1171	* 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
1172	* open a suitable preedit type	1302	* open a suitable preedit type
1173	*/	1303	*/
1174	bool	1304	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::im_get_ic (const char *modifiers)
1176	{	1306	{
1177	int i, j, found;	1307	int i, j, found;
1178	XIM xim;	1308	XIM xim;
1179	XPoint spot;	1309	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1311	unsigned long fg, bg;
1182	const char *p;	1312	const char *p;
1183	char **s;	1313	char **s;
1184	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;
1186		1315
		1316	set_environ (envv);
		1317
1187	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1319	return false;
1189		1320
1190	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191	input_method = display->get_xim (locale, modifiers);	1321	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1322	if (input_method == NULL)
1193	return false;	1323	return false;
1194		1324
1195	xim = input_method->xim;	1325	xim = input_method->xim;
		1326	spot.x = spot.y = -1;
1196		1327
1197	xim_styles = NULL;	1328	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1329	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1330	|| !xim_styles || !xim_styles->count_styles)
1200	{	1331	{
1201	display->put_xim (input_method);	1332	im_destroy ();
1202	return false;	1333	return false;
1203	}	1334	}
1204		1335
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1336	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1206	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
1207	for (i = found = 0; !found && s[i]; i++)	1347	for (i = found = 0; !found && s[i]; i++)
1208	{	1348	{
1209	if (!STRCMP(s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1211	else if (!STRCMP(s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1213	else if (!STRCMP(s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1214	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;
1215		1363
1216	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1365	if (input_style == xim_styles->supported_styles[j])
1218	{	1366	{
		1367	rxvt_free_strsplit (s);
		1368
1219	found = 1;	1369	found = 1;
1220	break;	1370	goto foundpet;
		1371	}
		1372
1221	}	1373	}
1222	}
1223		1374
1224	for (i = 0; s[i]; i++)	1375	rxvt_free_strsplit (s);
1225	free (s[i]);	1376	}
1226		1377
1227	free (s);	1378	foundpet:
		1379
1228	XFree (xim_styles);	1380	XFree (xim_styles);
1229		1381
1230	if (!found)	1382	if (!found)
1231	{	1383	{
1232	display->put_xim (input_method);	1384	im_destroy ();
1233	return false;	1385	return false;
1234	}	1386	}
1235		1387
1236	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	}
1237		1422
1238	if (input_style & XIMPreeditPosition)	1423	if (input_style & XIMPreeditPosition)
1239	{	1424	{
1240	im_set_size (&rect);	1425	im_set_size (rect);
1241	im_set_position (&spot);	1426	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1427	im_set_color (fg, bg);
1243		1428
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1429	preedit_attr = XVaCreateNestedList (0,
		1430	XNForeground, fg,
		1431	XNBackground, bg,
		1432	XNArea, &rect,
1245	XNSpotLocation, &spot,	1433	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1434	XNFontSet, fs,
1248	NULL);	1435	NULL);
1249	}	1436	}
1250	else if (input_style & XIMPreeditArea)	1437	else if (input_style & XIMPreeditArea)
1251	{	1438	{
1252	im_set_color (&fg, &bg);	1439	im_set_color (fg, bg);
1253		1440
1254	/*	1441	/*
1255	* The necessary width of preedit area is unknown	1442	* The necessary width of preedit area is unknown
1256	* until create input context.	1443	* until create input context.
1257	*/	1444	*/
1258	needed_rect.width = 0;	1445	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1446	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1447
1262	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1448	preedit_attr = XVaCreateNestedList (0,
		1449	XNForeground, fg,
1263	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,
1264	//XNFontSet, TermWin.fontset,	1458	XNFontSet, fs,
1265	NULL);	1459	NULL);
1266	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1460	}
1267	XNForeground, fg, XNBackground, bg,	1461	#if ENABLE_XIM_ONTHESPOT
1268	//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
1269	NULL);	1483	NULL);
1270	}	1484	}
		1485	#endif
1271		1486
1272	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1487	Input_Context = XCreateIC (xim,
		1488	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1489	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1490	XNFocusWindow, parent,
1275	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1492	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1494	status_attr, NULL);
		1495
1279	if (preedit_attr) XFree(preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree(status_attr);	1497	if (status_attr) XFree (status_attr);
		1498	if (fs) XFreeFontSet (dpy, fs);
1281		1499
1282	if (Input_Context == NULL)	1500	if (Input_Context == NULL)
1283	{	1501	{
1284	rxvt_print_error("failed to create input context");	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1503	im_destroy ();
1286	return false;	1504	return false;
1287	}	1505	}
1288		1506
1289	if (input_style & XIMPreeditArea)	1507	#if 0
1290	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
1291		1512
1292	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1513	im_set_position ();
		1514
1293	return true;	1515	return true;
1294	}	1516	}
1295		1517
1296	void	1518	void
1297	rxvt_term::im_cb ()	1519	rxvt_term::im_cb ()
1298	{	1520	{
1299	int i, found, had_im;	1521	int i;
1300	const char *p;	1522	const char *p;
1301	char **s;	1523	char **s;
1302	char buf[IMBUFSIZ];	1524	char buf[IMBUFSIZ];
1303		1525
		1526	make_current ();
		1527
1304	im_destroy ();	1528	im_destroy ();
1305		1529
1306	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307	if (Input_Context)	1530	if (Input_Context)
1308	return;	1531	return;
1309		1532
1310	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311	if (rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
1312	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1535	SET_LOCALE (rs[Rs_imLocale]);
1313	#endif	1536	#endif
1314		1537
1315	p = rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1316	if (p && *p)	1539	if (p && *p)
1317	{	1540	{
1318	bool found = false;	1541	bool found = false;
1319		1542
1320	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
		1544
1321	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1322	{	1546	{
1323	if (*s[i])	1547	if (*s[i])
1324	{	1548	{
1325	STRCPY (buf, "@im=");	1549	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1551	if (im_get_ic (buf))
1328	{	1552	{
1329	found = true;	1553	found = true;
1330	break;	1554	break;
1331	}	1555	}
1332	}	1556	}
1333	}	1557	}
1334	for (i = 0; s[i]; i++)	1558
1335	free(s[i]);	1559	rxvt_free_strsplit (s);
1336	free(s);
1337		1560
1338	if (found)	1561	if (found)
1339	goto done;	1562	goto done;
1340	}	1563	}
1341		1564
1342	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1343	if (IM_get_IC (""))	1566	if (im_get_ic (""))
1344	goto done;	1567	goto done;
1345		1568
1346	/* 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 */
1347	if (IM_get_IC ("@im=none"))	1570	if (im_get_ic ("@im=none"))
1348	goto done;	1571	goto done;
1349		1572
1350	done:	1573	done:
1351	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1353	setlocale (LC_CTYPE, locale);	1576	SET_LOCALE (locale);
1354	#endif	1577	#endif
1355	}	1578	}
1356		1579
1357	void	1580	void
1358	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1359	{	1582	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1362		1585
1363	if (Input_Context == NULL	1586	if (!Input_Context
1364	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1587	|| !focus
		1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365	|| !IMisRunning ())	1589	|| !im_is_running ())
1366	return;	1590	return;
1367		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	{
1368	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree(status_attr);	1605	XFree (status_attr);
1372		1606
1373	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);
1374		1609
1375	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1612
1378	XSetICValues(Input_Context,	1613	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1381		1617
		1618	XFree (status_attr);
		1619	}
		1620
1382	XFree(preedit_attr);	1621	XFree (preedit_attr);
1383	XFree(status_attr);
1384	}	1622	}
1385	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1386		1624
1387	/*----------------------------------------------------------------------*/	1625	void
1388	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 */
1389		1683
1390	/*----------------------- end-of-file (C source) -----------------------*/	1684	/*----------------------- end-of-file (C source) -----------------------*/

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