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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.32 by pcg, Fri Feb 13 12:16:21 2004 UTC vs.
Revision 1.347 by sf-exg, Mon Jan 10 14:07:19 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 <pcg@goof.com>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <cassert>
36	#include <signal.h>	42	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	43	#include <cstring>
47		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
48	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
49		63
50	void	64	bool
51	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
52	{	66	{
53	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
54	{	68
55	STRNCPY (curlocale, locale, 128);	69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
57	}	77	return true;
58	}	78	}
59		79
60	void *	80	void
61	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
62	{	82	{
63	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
64		86
65	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason, near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	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	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		193	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195
		196	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		197
		198	termlist.push_back (this);
		199
		200	#ifdef KEYSYM_RESOURCE
		201	keyboard = new keyboard_manager;
		202	#endif
		203	}
		204
		205	// clean up the most important stuff, do *not* call x or free mem etc.
		206	// for use before an emergency exit
		207	void
		208	rxvt_term::emergency_cleanup ()
		209	{
		210	if (cmd_pid)
		211	kill (-cmd_pid, SIGHUP);
		212
		213	pty_ev.stop ();
		214	delete pty; pty = 0;
		215	}
		216
		217	rxvt_term::~rxvt_term ()
		218	{
		219	termlist.erase (find (termlist.begin (), termlist.end(), this));
		220
		221	emergency_cleanup ();
		222
		223	#if ENABLE_STYLES
		224	for (int i = RS_styleCount; --i; )
		225	if (fontset[i] != fontset[0])
		226	delete fontset[i];
		227	#endif
		228	delete fontset[0];
		229
		230	#ifdef HAVE_BG_PIXMAP
		231	bgPixmap.destroy ();
		232	#endif
		233	#ifdef HAVE_AFTERIMAGE
		234	if (asv)
		235	destroy_asvisual (asv, 0);
		236	if (asimman)
		237	destroy_image_manager (asimman, 0);
		238	#endif
		239
		240	if (display)
		241	{
		242	selection_clear ();
		243	selection_clear (true);
		244
99	#ifdef USE_XIM	245	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	246	im_destroy ();
101	#endif	247	#endif
102	{	248	scrollBar.destroy ();
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	249	if (gc) XFreeGC (dpy, gc);
104	}
105		250
106	rxvt_term::~rxvt_term ()	251	delete drawable;
107	{	252	// destroy all windows
108	if (cmd_fd >= 0)	253	if (parent[0])
109	close (cmd_fd);	254	XDestroyWindow (dpy, parent[0]);
		255
		256	for (int i = 0; i < TOTAL_COLORS; i++)
		257	if (ISSET_PIXCOLOR (i))
		258	{
		259	pix_colors_focused [i].free (this);
		260	#if OFF_FOCUS_FADING
		261	pix_colors_unfocused [i].free (this);
		262	#endif
		263	}
		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
		268	displays.put (display);
		269	}
110		270
111	scr_release ();	271	scr_release ();
112		272
		273	/* clear all resources */
		274	for (int i = 0; i < allocated.size (); i++)
		275	free (allocated [i]);
		276
		277	free (selection.text);
		278	free (selection.clip_text);
		279	// TODO: manage env vars in child only(!)
		280	free (env_display);
		281	free (env_term);
113	free (locale);	282	free (locale);
114	free (codeset);	283	free (v_buffer);
		284	free (incr_buf);
115		285
116	#ifndef NO_SETOWNER_TTYDEV	286	delete envv;
117	privileged_ttydev (RESTORE);	287	delete argv;
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		288
123	// TODO: free pixcolours, colours should become part of rxvt_display	289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
		292	#ifndef NO_RESOURCES
		293	XrmDestroyDatabase (option_db);
		294	#endif
		295	}
124		296
125	delete PixColors;	297	// child has exited, usually destroys
126	delete TermWin.fontset;	298	void
		299	rxvt_term::child_cb (ev::child &w, int status)
		300	{
		301	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
127		302
128	displays.put (display);	303	cmd_pid = 0;
		304
		305	if (!option (Opt_hold))
		306	destroy ();
129	}	307	}
130		308
131	void	309	void
132	rxvt_term::destroy ()	310	rxvt_term::destroy ()
133	{	311	{
		312	if (destroy_ev.is_active ())
		313	return;
		314
		315	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		316
		317	#if ENABLE_OVERLAY
		318	scr_overlay_off ();
		319	#endif
		320
134	if (display)	321	if (display)
135	{	322	{
136	if (TermWin.parent[0])	323	#if USE_XIM
137	XDestroyWindow (display->display, TermWin.parent[0]);	324	im_ev.stop (display);
138		325	#endif
		326	scrollbar_ev.stop (display);
		327	#if ENABLE_TRANSPARENCY || ENABLE_PERL
139	rootwin_ev.stop (display);	328	rootwin_ev.stop (display);
		329	#endif
		330	incr_ev.stop ();
140	termwin_ev.stop (display);	331	termwin_ev.stop (display);
141	vt_ev.stop (display);	332	vt_ev.stop (display);
142
143	#ifdef USE_XIM
144	im_destroy ();
145	im_ev.stop (display);
146	#endif
147	#ifdef HAVE_SCROLLBARS
148	scrollbar_ev.stop (display);
149	#endif
150	#ifdef MENUBAR
151	menubar_ev.stop (display);
152	#endif
153	}	333	}
154		334
155	check_ev.stop ();	335	flush_ev.stop ();
156	pty_ev.stop ();	336	pty_ev.stop ();
157	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
158	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
159	#endif	339	#endif
160	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
161	text_blink_ev.stop ();	341	text_blink_ev.stop ();
162	#endif	342	#endif
		343	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		344	cont_scroll_ev.stop ();
		345	#endif
		346	#ifdef SELECTION_SCROLLING
		347	sel_scroll_ev.stop ();
		348	#endif
163	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
164	pointer_ev.stop ();	350	pointer_ev.stop ();
165	#endif	351	#endif
166		352
167	destroy_ev.start (0);	353	destroy_ev.start ();
168	}	354	}
169		355
170	void	356	void
171	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
172	{	358	{
173	SET_R (this);	359	make_current ();
174		360
175	delete this;	361	delete this;
176	}	362	}
177		363
178	/*----------------------------------------------------------------------*/
179	/* rxvt_init () */
180	/* LIBPROTO */
181	rxvt_t
182	rxvt_init (int argc, const char *const *argv)
183	{
184	SET_R (new rxvt_term);
185
186	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187	{
188	delete GET_R;
189	SET_R (0);
190	}
191
192	return GET_R;
193	}
194
195	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
196
197	void	364	void
198	rxvt_init_signals ()	365	rxvt_term::set_option (uint8_t opt, bool set)
199	{	366	{
200	/* install exit handler for cleanup */	367	if (!opt)
201	#if 0
202	#ifdef HAVE_ATEXIT
203	atexit (rxvt_clean_exit);
204	#else
205	#endif
206	#endif
207
208	struct sigaction sa;
209
210	sigfillset (&sa.sa_mask);
211	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
220	/* signal (SIGURG, SIG_DFL); */
221
222	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224	}
225
226	bool
227	rxvt_term::init (int argc, const char *const *argv)
228	{
229	/*
230	* Save and then give up any super-user privileges
231	* If we need privileges in any area then we must specifically request it.
232	* We should only need to be root in these cases:
233	* 1. write utmp entries on some systems
234	* 2. chown tty on some systems
235	*/
236	privileges (SAVE);
237	privileges (IGNORE);
238
239	init_secondary ();
240
241	const char **cmd_argv = init_resources (argc, argv);
242
243	set_locale ("");
244
245	#if (MENUBAR_MAX)
246	menubar_read (rs[Rs_menu]);
247	#endif
248	#ifdef HAVE_SCROLLBARS
249	if (Options & Opt_scrollBar)
250	scrollBar.setIdle (); /* set existence for size calculations */
251	#endif
252
253	create_windows (argc, argv);
254
255	init_xlocale ();
256
257	scr_reset (); /* initialize screen */
258	#ifdef RXVT_GRAPHICS
259	Gr_reset (); /* reset graphics */
260	#endif
261
262	#if 0
263	#ifdef DEBUG_X
264	XSynchronize (display->display, True);
265	#endif
266	#endif
267
268	#ifdef HAVE_SCROLLBARS
269	if (Options & Opt_scrollBar)
270	resize_scrollbar (); /* create and map scrollbar */
271	#endif
272	#if (MENUBAR_MAX)
273	if (menubar_visible (r))
274	XMapWindow (display->display, menuBar.win);
275	#endif
276	#ifdef TRANSPARENT
277	if (Options & Opt_transparent)
278	{
279	XSelectInput (display->display, display->root, PropertyChangeMask);
280	check_our_parents ();
281	}
282	#endif
283
284	rootwin_ev.start (display, display->root);
285
286	XMapWindow (display->display, TermWin.vt);
287	XMapWindow (display->display, TermWin.parent[0]);
288
289	init_env ();
290	init_command (cmd_argv);
291
292	pty_ev.start (cmd_fd, EVENT_READ);
293
294	check_ev.start ();
295
296	return true;
297	}
298
299	/* ------------------------------------------------------------------------- *
300	* SIGNAL HANDLING & EXIT HANDLER *
301	* ------------------------------------------------------------------------- */
302	/*
303	* Catch a SIGCHLD signal and exit if the direct child has died
304	*/
305	/* ARGSUSED */
306	/* EXTPROTO */
307	RETSIGTYPE
308	rxvt_Child_signal (int sig __attribute__ ((unused)))
309	{
310	int pid, save_errno = errno;
311	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
312	;
313	errno = save_errno;
314
315	#if 0
316	if (pid == cmd_pid)
317	exit (EXIT_SUCCESS);
318	#endif
319	}
320
321	/*
322	* Catch a fatal signal and tidy up before quitting
323	*/
324	/* EXTPROTO */
325	RETSIGTYPE
326	rxvt_Exit_signal (int sig)
327	{
328	signal (sig, SIG_DFL);
329	#ifdef DEBUG_CMD
330	rxvt_print_error ("signal %d", sig);
331	#endif
332	rxvt_clean_exit ();
333	kill (getpid (), sig);
334	}
335
336	/* INTPROTO */
337	int
338	rxvt_xerror_handler (Display *display, XErrorEvent *event)
339	{
340	if (GET_R->allowedxerror == -1)
341	GET_R->allowedxerror = event->error_code;
342	else
343	{
344	old_xerror_handler (display, event);
345	GET_R->destroy ();
346	}
347
348	return 0;	368	return;
		369
		370	uint8_t mask = 1 << (opt & 7);
		371	uint8_t &val = options [opt >> 3];
		372
		373	val = val & ~mask | (set ? mask : 0);
349	}	374	}
350		375
351	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
352	/*	377	/*
353	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
354	* TODO: if debugging, this should free up any known resources if we can	379	* TODO: if debugging, this should free up any known resources if we can
355	*/	380	*/
356	/* EXTPROTO */	381	static XErrorHandler old_xerror_handler;
357	void
358	rxvt_clean_exit ()
359	{
360	// TODO: rxvtd should clean up all ressources
361	if (GET_R)
362	GET_R->destroy ();
363	}
364		382
365	/* ------------------------------------------------------------------------- *	383	static void
366	* MEMORY ALLOCATION WRAPPERS *	384	rxvt_emergency_cleanup ()
367	* ------------------------------------------------------------------------- */
368	/* EXTPROTO */
369	void *
370	rxvt_malloc (size_t size)
371	{	385	{
372	void *p;	386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
373		387	(*t)->emergency_cleanup ();
374	p = malloc (size);
375	if (p)
376	return p;
377
378	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
379	rxvt_clean_exit ();
380	exit (EXIT_FAILURE);
381	/* NOTREACHED */
382	}	388	}
383		389
384	/* EXTPROTO */	390	#if !ENABLE_MINIMAL
385	void *	391	static void
386	rxvt_calloc (size_t number, size_t size)	392	print_x_error (Display *dpy, XErrorEvent *event)
387	{	393	{
388	void *p;	394	char buffer[BUFSIZ];
389		395	char mesg[BUFSIZ];
390	p = calloc (number, size);	396	char number[32];
391	if (p)	397	const char mtype[] = "XlibMessage";
392	return p;	398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
393		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
394	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
395	rxvt_clean_exit ();	401	rxvt_warn ("%s: %s\n", mesg, buffer);
396	exit (EXIT_FAILURE);	402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
397	/* NOTREACHED */	403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		411	}
		412	if ((event->error_code == BadWindow) ||
		413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		432	}
		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
398	}	436	}
		437	#endif
399		438
400	/* EXTPROTO */	439	int
401	void *	440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
402	rxvt_realloc (void *ptr, size_t size)
403	{	441	{
404	void *p;	442	if (GET_R->allowedxerror == -1)
405		443	GET_R->allowedxerror = event->error_code;
406	if (ptr)
407	p = realloc (ptr, size);
408	else	444	else
409	p = malloc (size);	445	{
410	if (p)	446	// GET_R is most likely not the terminal which caused the error,
		447	// so just output the error and continue
		448	#if ENABLE_MINIMAL
		449	old_xerror_handler (display, event);
		450	#else
		451	print_x_error (display, event);
		452	#endif
		453	}
		454
411	return p;	455	return 0;
		456	}
412		457
413	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	458	int
414	rxvt_clean_exit ();	459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
415	exit (EXIT_FAILURE);	464	_exit (EXIT_FAILURE);
416	/* NOTREACHED */
417	}	465	}
418		466
419	/* ------------------------------------------------------------------------- *	467	static struct sig_handlers
420	* PRIVILEGED OPERATIONS *
421	* ------------------------------------------------------------------------- */
422	/* take care of suid/sgid super-user (root) privileges */
423	void
424	rxvt_term::privileges (int mode)
425	{	468	{
426	#if ! defined(__CYGWIN32__)	469	ev::sig sw_term, sw_int;
427	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	470
428	/* setreuid () is the poor man's setuid (), seteuid () */	471	/*
429	# define seteuid(a) setreuid(-1, (a))	472	* Catch a fatal signal and tidy up before quitting
430	# define setegid(a) setregid(-1, (a))	473	*/
431	# define HAVE_SETEUID	474	void sig_term (ev::sig &w, int revents);
		475
		476	sig_handlers ()
		477	{
		478	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		479	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		480	}
		481	} sig_handlers;
		482
		483	void
		484	sig_handlers::sig_term (ev::sig &w, int revents)
		485	{
		486	rxvt_emergency_cleanup ();
		487	w.stop ();
		488	kill (getpid (), w.signum);
		489	}
		490
		491	static void
		492	rxvt_get_ttymode (struct termios *tio)
		493	{
		494	if (tcgetattr (STDIN_FILENO, tio) < 0)
		495	memset (tio, 0, sizeof (struct termios));
		496
		497	for (int i = 0; i < NCCS; i++)
		498	tio->c_cc[i] = VDISABLE;
		499
		500	tio->c_cc[VINTR] = CINTR;
		501	tio->c_cc[VQUIT] = CQUIT;
		502	tio->c_cc[VERASE] = CERASE;
		503	#ifdef VERASE2
		504	tio->c_cc[VERASE2] = CERASE2;
		505	#endif
		506	tio->c_cc[VKILL] = CKILL;
		507	tio->c_cc[VEOF] = CEOF;
		508	tio->c_cc[VSTART] = CSTART;
		509	tio->c_cc[VSTOP] = CSTOP;
		510	tio->c_cc[VSUSP] = CSUSP;
		511	# ifdef VDSUSP
		512	tio->c_cc[VDSUSP] = CDSUSP;
432	# endif	513	# endif
433	# ifdef HAVE_SETEUID	514	# ifdef VREPRINT
434	switch (mode)	515	tio->c_cc[VREPRINT] = CRPRNT;
435	{
436	case IGNORE:
437	/*
438	* change effective uid/gid - not real uid/gid - so we can switch
439	* back to root later, as required
440	*/
441	seteuid (getuid ());
442	setegid (getgid ());
443	break;
444	case SAVE:
445	euid = geteuid ();
446	egid = getegid ();
447	break;
448	case RESTORE:
449	seteuid (euid);
450	setegid (egid);
451	break;
452	}
453	# else
454	switch (mode)
455	{
456	case IGNORE:
457	setuid (getuid ());
458	setgid (getgid ());
459	/* FALLTHROUGH */
460	case SAVE:
461	/* FALLTHROUGH */
462	case RESTORE:
463	break;
464	}
465	# endif	516	# endif
466	#endif	517	# ifdef VDISCRD
467	}	518	tio->c_cc[VDISCRD] = CFLUSH;
468
469	#ifdef UTMP_SUPPORT
470	void
471	rxvt_term::privileged_utmp (char action)
472	{
473	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
474	action, next_utmp_action, getpid ()));
475	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
476	|| (Options & Opt_utmpInhibit)
477	|| ttydev == NULL || *ttydev == '\0')
478	return;
479
480	privileges (RESTORE);
481	if (action == SAVE)
482	{
483	next_utmp_action = RESTORE;
484	makeutent (ttydev, rs[Rs_display_name]);
485	}
486	else
487	{ /* action == RESTORE */
488	next_utmp_action = IGNORE;
489	cleanutent ();
490	}
491	privileges (IGNORE);
492	}
493	#endif
494
495	#ifndef NO_SETOWNER_TTYDEV
496	void
497	rxvt_term::privileged_ttydev (char action)
498	{
499	D_MAIN ((stderr,
500	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
501	action, next_tty_action, getpid ()));
502	if (next_tty_action != action || (action != SAVE && action != RESTORE)
503	|| ttydev == NULL || *ttydev == '\0')
504	return;
505
506	privileges (RESTORE);
507
508	if (action == SAVE)
509	{
510	next_tty_action = RESTORE;
511	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
512	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
513	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
514	next_tty_action = IGNORE;
515	else
516	# endif	519	# endif
517		520	# ifdef VWERSE
518	{	521	tio->c_cc[VWERSE] = CWERASE;
519	chown (ttydev, getuid (), ttygid); /* fail silently */
520	chmod (ttydev, ttymode);
521	# ifdef HAVE_REVOKE
522	revoke (ttydev);
523	# endif	522	# endif
524		523	# ifdef VLNEXT
525	}	524	tio->c_cc[VLNEXT] = CLNEXT;
526	}
527	else
528	{ /* action == RESTORE */
529	next_tty_action = IGNORE;
530	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
531	chmod (ttydev, ttyfd_stat.st_mode);
532	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
533	# else
534	chmod (ttydev,
535	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
536	chown (ttydev, 0, 0);
537	# endif	525	# endif
538		526	# ifdef VSTATUS
539	}	527	tio->c_cc[VSTATUS] = CSTATUS;
540
541	privileges (IGNORE);
542
543	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
544	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
545	action == RESTORE ? "Restoring" : (action ==
546	SAVE ? "Saving" :
547	"UNKNOWN ERROR for"), ttydev,
548	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
549	ttyfd_stat.st_gid));
550	# endif	528	# endif
551	}	529
		530	# if VMIN != VEOF
		531	tio->c_cc[VMIN] = 1;
552	#endif	532	# endif
		533	# if VTIME != VEOL
		534	tio->c_cc[VTIME] = 0;
		535	# endif
		536
		537	/* input modes */
		538	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		539	# ifdef IMAXBEL
		540	| IMAXBEL
		541	# endif
		542	| IXON);
		543
		544	/* output modes */
		545	tio->c_oflag = (OPOST | ONLCR);
		546
		547	/* control modes */
		548	tio->c_cflag = (CS8 | CREAD);
		549
		550	/* local modes */
		551	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		552	# if defined (ECHOCTL) && defined (ECHOKE)
		553	| ECHOCTL | ECHOKE
		554	# endif
		555	| ECHOE | ECHOK);
		556	}
		557
		558	char **rxvt_environ; // startup environment
		559
		560	void
		561	rxvt_init ()
		562	{
		563	assert (("fontMask must not overlap other RS masks",
		564	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		565
		566	rxvt_get_ttymode (&rxvt_term::def_tio);
		567
		568	// get rid of stdin/stdout as we don't need them, to free resources
		569	dup2 (STDERR_FILENO, STDIN_FILENO);
		570	dup2 (STDERR_FILENO, STDOUT_FILENO);
		571
		572	if (!ev_default_loop ())
		573	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		574
		575	rxvt_environ = environ;
		576
		577	signal (SIGHUP, SIG_IGN);
		578	signal (SIGPIPE, SIG_IGN);
		579
		580	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		581	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		582
		583	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		584	// TODO: handle this with exceptions and tolerate the memory loss
		585	XSetIOErrorHandler (rxvt_xioerror_handler);
		586
		587	XrmInitialize ();
		588	}
553		589
554	/*----------------------------------------------------------------------*/	590	/*----------------------------------------------------------------------*/
555	/*	591	/*
556	* window size/position calculcations for XSizeHint and other storage.	592	* window size/position calculations for XSizeHint and other storage.
557	* if width/height are non-zero then override calculated width/height	593	* if width/height are non-zero then override calculated width/height
558	*/	594	*/
559	void	595	void
560	rxvt_term::window_calc (unsigned int width, unsigned int height)	596	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
561	{	597	{
562	short recalc_x, recalc_y;	598	short recalc_x, recalc_y;
563	int x, y, sb_w, mb_h, flags;	599	int x, y, flags;
564	unsigned int w, h;	600	unsigned int w, h;
565	unsigned int max_width, max_height;	601	unsigned int max_width, max_height;
566		602
567	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568	TermWin.ncol, TermWin.nrow, szHint.width,
569	szHint.height));
570	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	603	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571	szHint.win_gravity = NorthWestGravity;	604	szHint.win_gravity = NorthWestGravity;
572	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	605	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
573		606
574	recalc_x = recalc_y = 0;	607	recalc_x = recalc_y = 0;
575	flags = 0;	608	flags = 0;
		609
576	if (!parsed_geometry)	610	if (!parsed_geometry)
577	{	611	{
578	parsed_geometry = 1;	612	parsed_geometry = 1;
		613
579	if (rs[Rs_geometry])	614	if (rs[Rs_geometry])
580	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	615	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		616
581	if (flags & WidthValue)	617	if (flags & WidthValue)
582	{	618	{
583	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	619	if (!w)
		620	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		621
		622	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
584	szHint.flags |= USSize;	623	szHint.flags |= USSize;
585	}	624	}
		625
586	if (flags & HeightValue)	626	if (flags & HeightValue)
587	{	627	{
588	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	628	if (!h)
		629	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		630
		631	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	632	szHint.flags |= USSize;
590	}	633	}
		634
591	if (flags & XValue)	635	if (flags & XValue)
592	{	636	{
593	szHint.x = x;	637	szHint.x = x;
594	szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
595	if (flags & XNegative)	640	if (flags & XNegative)
596	{	641	{
597	recalc_x = 1;	642	recalc_x = 1;
598	szHint.win_gravity = NorthEastGravity;	643	szHint.win_gravity = NorthEastGravity;
599	}	644	}
600	}	645	}
		646
601	if (flags & YValue)	647	if (flags & YValue)
602	{	648	{
603	szHint.y = y;	649	szHint.y = y;
604	szHint.flags |= USPosition;	650	szHint.flags |= USPosition;
		651
605	if (flags & YNegative)	652	if (flags & YNegative)
606	{	653	{
607	recalc_y = 1;	654	recalc_y = 1;
		655
608	if (szHint.win_gravity == NorthEastGravity)	656	if (szHint.win_gravity == NorthEastGravity)
609	szHint.win_gravity = SouthEastGravity;	657	szHint.win_gravity = SouthEastGravity;
610	else	658	else
611	szHint.win_gravity = SouthWestGravity;	659	szHint.win_gravity = SouthWestGravity;
612	}	660	}
613	}	661	}
614	}	662	}
		663
615	/* TODO: BOUNDS */	664	/* TODO: BOUNDS */
616	TermWin.width = TermWin.ncol * TermWin.fwidth;	665	width = ncol * fwidth;
617	TermWin.height = TermWin.nrow * TermWin.fheight;	666	height = nrow * fheight;
618	max_width = MAX_COLS * TermWin.fwidth;	667	max_width = MAX_COLS * fwidth;
619	max_height = MAX_ROWS * TermWin.fheight;	668	max_height = MAX_ROWS * fheight;
620		669
621	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	670	szHint.base_width = szHint.base_height = 2 * int_bwidth;
622		671
623	sb_w = mb_h = 0;
624	window_vt_x = window_vt_y = 0;	672	window_vt_x = window_vt_y = int_bwidth;
625	if (scrollbar_visible ())	673
		674	if (scrollBar.state)
626	{	675	{
627	sb_w = scrollbar_TotalWidth ();	676	int sb_w = scrollBar.total_width ();
628	szHint.base_width += sb_w;	677	szHint.base_width += sb_w;
		678
629	if (! (Options & Opt_scrollBar_right))	679	if (!option (Opt_scrollBar_right))
630	window_vt_x = sb_w;	680	window_vt_x += sb_w;
631	}
632	if (menubar_visible ())
633	{	681	}
634	mb_h = menuBar_TotalHeight ();	682
635	szHint.base_height += mb_h;
636	window_vt_y = mb_h;
637	}
638	szHint.width_inc = TermWin.fwidth;	683	szHint.width_inc = fwidth;
639	szHint.height_inc = TermWin.fheight;	684	szHint.height_inc = fheight;
640	szHint.min_width = szHint.base_width + szHint.width_inc;	685	szHint.min_width = szHint.base_width + szHint.width_inc;
641	szHint.min_height = szHint.base_height + szHint.height_inc;	686	szHint.min_height = szHint.base_height + szHint.height_inc;
642		687
643	if (width && width - szHint.base_width < max_width)	688	if (newwidth && newwidth - szHint.base_width < max_width)
644	{	689	{
645	szHint.width = width;	690	szHint.width = newwidth;
646	TermWin.width = width - szHint.base_width;	691	width = newwidth - szHint.base_width;
647	}	692	}
648	else	693	else
649	{	694	{
650	MIN_IT (TermWin.width, max_width);	695	min_it (width, max_width);
651	szHint.width = szHint.base_width + TermWin.width;	696	szHint.width = szHint.base_width + width;
652	}	697	}
		698
653	if (height && height - szHint.base_height < max_height)	699	if (newheight && newheight - szHint.base_height < max_height)
654	{	700	{
655	szHint.height = height;	701	szHint.height = newheight;
656	TermWin.height = height - szHint.base_height;	702	height = newheight - szHint.base_height;
657	}	703	}
658	else	704	else
659	{	705	{
660	MIN_IT (TermWin.height, max_height);	706	min_it (height, max_height);
661	szHint.height = szHint.base_height + TermWin.height;	707	szHint.height = szHint.base_height + height;
662	}	708	}
663	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
664	window_sb_x = szHint.width - sb_w;
665		709
666	if (recalc_x)	710	if (recalc_x)
667	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	711	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
668	- szHint.width - 2 * TermWin.ext_bwidth);	712
669	if (recalc_y)	713	if (recalc_y)
670	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	714	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
671	- szHint.height - 2 * TermWin.ext_bwidth);
672		715
673	TermWin.ncol = TermWin.width / TermWin.fwidth;	716	ncol = width / fwidth;
674	TermWin.nrow = TermWin.height / TermWin.fheight;	717	nrow = height / fheight;
675	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676	TermWin.ncol, TermWin.nrow, szHint.width,
677	szHint.height));
678	return;
679	}	718	}
680		719
681	/*----------------------------------------------------------------------*/	720	/*----------------------------------------------------------------------*/
682	/*	721	/*
683	* Tell the teletype handler what size the window is.	722	* Tell the teletype handler what size the window is.
684	* Called after a window size change.	723	* Called after a window size change.
685	*/	724	*/
686	void	725	void
687	rxvt_term::tt_winch ()	726	rxvt_term::tt_winch ()
688	{	727	{
		728	if (pty->pty < 0)
		729	return;
		730
689	struct winsize ws;	731	struct winsize ws;
690		732
691	if (cmd_fd < 0)
692	return;
693
694	ws.ws_col = TermWin.ncol;	733	ws.ws_col = ncol;
695	ws.ws_row = TermWin.nrow;	734	ws.ws_row = nrow;
696	ws.ws_xpixel = ws.ws_ypixel = 0;	735	ws.ws_xpixel = width;
697	#ifndef DEBUG_SIZE	736	ws.ws_ypixel = height;
698	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	737	ioctl (pty->pty, TIOCSWINSZ, &ws);
699	#else	738
700	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	739	#if 0
701	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	740	// TIOCSWINSZ is supposed to do this automatically and correctly
702	# ifdef SIGWINCH
703	else if (cmd_pid) /* force through to the command */	741	if (cmd_pid) /* force through to the command */
704	kill (cmd_pid, SIGWINCH);	742	kill (-cmd_pid, SIGWINCH);
705	# endif
706	#endif	743	#endif
707	}	744	}
708		745
709	/*----------------------------------------------------------------------*/	746	/*----------------------------------------------------------------------*/
710	/* rxvt_change_font () - Switch to a new font */	747	/* set_fonts () - load and set the various fonts
711	/*	748	*
712	* init = 1 - initialize	749	* init = 1 - initialize
713	*	750	*
714	* fontname == FONT_UP - switch to bigger font	751	* fontname == FONT_UP - switch to bigger font
715	* fontname == FONT_DN - switch to smaller font	752	* fontname == FONT_DN - switch to smaller font
716	*/	753	*/
717	void	754	bool
718	rxvt_term::change_font (int init, const char *fontname)	755	rxvt_term::set_fonts ()
719	{}	756	{
		757	rxvt_fontset *fs = new rxvt_fontset (this);
		758	rxvt_fontprop prop;
720		759
		760	if (!fs
		761	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		762	|| !fs->realize_font (1))
		763	{
		764	delete fs;
		765	return false;
		766	}
		767
		768	#if ENABLE_STYLES
		769	for (int i = RS_styleCount; --i; )
		770	if (fontset[i] != fontset[0])
		771	delete fontset[i];
		772	#endif
		773
		774	delete fontset[0];
		775	fontset[0] = fs;
		776
		777	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		778	prop.height += lineSpace;
		779	prop.width += letterSpace;
		780
		781	fs->set_prop (prop, false);
		782
		783	fwidth = prop.width;
		784	fheight = prop.height;
		785	fbase = prop.ascent;
		786
		787	for (int style = 1; style < 4; style++)
		788	{
		789	#if ENABLE_STYLES
		790	const char *res = rs[Rs_font + style];
		791
		792	if (res && !*res)
		793	fontset[style] = fontset[0];
		794	else
		795	{
		796	fontset[style] = fs = new rxvt_fontset (this);
		797	rxvt_fontprop prop2 = prop;
		798
		799	if (res)
		800	{
		801	fs->populate (res);
		802	fs->set_prop (prop2, false);
		803	}
		804	else
		805	{
		806	fs->populate (fontset[0]->fontdesc);
		807
		808	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		809	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		810
		811	fs->set_prop (prop2, true);
		812	}
		813
		814	}
		815	#else
		816	fontset[style] = fontset[0];
		817	#endif
		818	}
		819
		820	if (parent[0])
		821	{
		822	resize_all_windows (0, 0, 0);
		823	scr_remap_chars ();
		824	scr_touch (true);
		825	}
		826
		827	return true;
		828	}
		829
721	void	830	void
722	rxvt_term::font_up_down (int n, int direction)	831	rxvt_term::set_string_property (Atom prop, const char *str, int len)
723	{}	832	{
		833	XChangeProperty (dpy, parent[0],
		834	prop, XA_STRING, 8, PropModeReplace,
		835	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		836	}
		837
		838	void
		839	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		840	{
		841	XTextProperty ct;
		842
		843	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		844	{
		845	XSetTextProperty (dpy, parent[0], &ct, prop);
		846	XFree (ct.value);
		847	}
		848	}
		849
		850	void
		851	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		852	{
		853	wchar_t *ws = rxvt_mbstowcs (str, len);
		854	char *s = rxvt_wcstoutf8 (ws);
		855
		856	XChangeProperty (dpy, parent[0],
		857	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		858	(const unsigned char *)s, strlen (s));
		859
		860	free (s);
		861	free (ws);
		862	}
724		863
725	/*----------------------------------------------------------------------*/	864	/*----------------------------------------------------------------------*/
726	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
727	/* xterm sequences - title, iconName, color (exptl) */	866	/* xterm sequences - title, iconName, color (exptl) */
728	void	867	void
729	rxvt_term::set_title (const char *str)	868	rxvt_term::set_title (const char *str)
730	{	869	{
731	#ifndef SMART_WINDOW_TITLE	870	set_mbstring_property (XA_WM_NAME, str);
732	XStoreName (display->display, TermWin.parent[0], str);	871	#if ENABLE_EWMH
733	#else	872	set_utf8_property (xa[XA_NET_WM_NAME], str);
734	char *name;
735
736	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
737	name = NULL;
738	if (name == NULL || STRCMP (name, str))
739	XStoreName (display->display, TermWin.parent[0], str);
740	if (name)
741	XFree (name);
742	#endif	873	#endif
743	}	874	}
744		875
745	void	876	void
746	rxvt_term::set_iconName (const char *str)	877	rxvt_term::set_icon_name (const char *str)
747	{	878	{
748	#ifndef SMART_WINDOW_TITLE	879	set_mbstring_property (XA_WM_ICON_NAME, str);
749	XSetIconName (display->display, TermWin.parent[0], str);	880	#if ENABLE_EWMH
750	#else	881	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
751	char *name;
752
753	if (XGetIconName (display->display, TermWin.parent[0], &name))
754	name = NULL;
755	if (name == NULL || STRCMP (name, str))
756	XSetIconName (display->display, TermWin.parent[0], str);
757	if (name)
758	XFree (name);
759	#endif	882	#endif
760	}	883	}
761		884
		885	void
		886	rxvt_term::set_window_color (int idx, const char *color)
		887	{
762	#ifdef XTERM_COLOR_CHANGE	888	#ifdef XTERM_COLOR_CHANGE
763	void
764	rxvt_term::set_window_color (int idx, const char *color)
765	{
766	rxvt_color xcol;	889	rxvt_color xcol;
767	int i;
768		890
769	if (color == NULL || *color == '\0')	891	if (color == NULL || *color == '\0')
770	return;	892	return;
771		893
		894	color = strdup (color);
		895	allocated.push_back ((void *)color);
		896	rs[Rs_color + idx] = color;
		897
772	/* handle color aliases */	898	/* handle color aliases */
773	if (isdigit (*color))	899	if (isdigit (*color))
774	{	900	{
775	i = atoi (color);	901	int i = atoi (color);
		902
776	if (i >= 8 && i <= 15)	903	if (i >= 8 && i <= 15)
		904	{
777	{ /* bright colors */	905	/* bright colors */
778	i -= 8;
779	# ifndef NO_BRIGHTCOLOR
780	PixColors[idx] = PixColors[minBrightCOLOR + i];	906	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
781	SET_PIXCOLOR (idx);
782	goto Done;	907	goto done;
783	# endif
784
785	}	908	}
		909
786	if (i >= 0 && i <= 7)	910	if (i >= 0 && i <= 7)
		911	{
787	{ /* normal colors */	912	/* normal colors */
788	PixColors[idx] = PixColors[minCOLOR + i];	913	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
789	SET_PIXCOLOR (idx);
790	goto Done;	914	goto done;
791	}	915	}
792	}	916	}
793	if (!rXParseAllocColor (& xcol, color))	917
794	return;	918	set_color (xcol, color);
795	/* XStoreColor (display->display, XCMAP, XColor*); */
796		919
797	/*	920	/*
798	* FIXME: should free colors here, but no idea how to do it so instead,	921	* FIXME: should free colors here, but no idea how to do it so instead,
799	* so just keep gobbling up the colormap	922	* so just keep gobbling up the colormap
800	*/	923	*/
801	# if 0
802	for (i = Color_Black; i <= Color_White; i++)
803	if (PixColors[idx] == PixColors[i])
804	break;
805	if (i > Color_White)
806	{
807	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
808	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
809	DisplayPlanes (display->display, display->screen));
810	}
811	# endif
812		924
813	PixColors[idx] = xcol;	925	pix_colors_focused[idx] = xcol;
814	SET_PIXCOLOR (idx);
815		926
816	/* XSetWindowAttributes attr; */
817	/* Cursor cursor; */
818	Done:	927	done:
819	if (idx == Color_bg && ! (Options & Opt_transparent))
820	XSetWindowBackground (display->display, TermWin.vt,
821	PixColors[Color_bg]);
822
823	/* handle Color_BD, scrollbar background, etc. */	928	/*TODO: handle Color_BD, scrollbar background, etc. */
824		929
825	set_colorfgbg ();	930	update_fade_color (idx);
826	recolour_cursor ();	931	recolour_cursor ();
827	/* the only reasonable way to enforce a clean update */	932	scr_recolour ();
828	scr_poweron ();	933	#endif /* XTERM_COLOR_CHANGE */
829	}	934	}
830
831	#else
832	# define set_window_color (idx,color) ((void)0)
833	#endif /* XTERM_COLOR_CHANGE */
834		935
835	void	936	void
836	rxvt_term::recolour_cursor ()	937	rxvt_term::recolour_cursor ()
837	{	938	{
838	#if TODO	939	XColor fg, bg;
839	rxvt_color xcol[2];
840		940
841	xcol[0] = PixColors[Color_pointer];	941	(ISSET_PIXCOLOR (Color_pointer_fg)
842	xcol[1] = PixColors[Color_bg];	942	? pix_colors_focused[Color_pointer_fg]
843	XQueryColors (display->display, XCMAP, xcol, 2);	943	: pix_colors_focused[Color_fg]).get (fg);
844	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	944
845	#endif	945	(ISSET_PIXCOLOR (Color_pointer_bg)
		946	? pix_colors_focused[Color_pointer_bg]
		947	: pix_colors_focused[Color_bg]).get (bg);
		948
		949	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
846	}	950	}
847		951
848	/*----------------------------------------------------------------------*/	952	/*----------------------------------------------------------------------*/
849	/*	953	/*
850	* find if fg/bg matches any of the normal (low-intensity) colors	954	* find if fg/bg matches any of the normal (low-intensity) colors
851	*/	955	*/
852	void	956	void
853	rxvt_term::set_colorfgbg ()	957	rxvt_term::set_colorfgbg ()
854	{	958	{
855	unsigned int i;	959	unsigned int i;
856	const char *xpmb = "\0";	960	const char *xpmb = "";
857	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	961	char fstr[] = "default";
		962	char bstr[] = "default";
858		963
859	env_colorfgbg =
860	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
861	STRCPY (fstr, "default");
862	STRCPY (bstr, "default");
863	for (i = Color_Black; i <= Color_White; i++)	964	for (i = Color_Black; i <= Color_White; i++)
864	if (PixColors[Color_fg] == PixColors[i])	965	if (pix_colors[Color_fg] == pix_colors[i])
865	{	966	{
866	sprintf (fstr, "%d", (i - Color_Black));	967	sprintf (fstr, "%d", i - Color_Black);
867	break;	968	break;
868	}	969	}
		970
869	for (i = Color_Black; i <= Color_White; i++)	971	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_bg] == PixColors[i])	972	if (pix_colors[Color_bg] == pix_colors[i])
871	{	973	{
872	sprintf (bstr, "%d", (i - Color_Black));	974	sprintf (bstr, "%d", i - Color_Black);
873	#ifdef XPM_BACKGROUND	975	#ifdef BG_IMAGE_FROM_FILE
874	xpmb = "default;";	976	xpmb = "default;";
875	#endif	977	#endif
876	break;	978	break;
877	}	979	}
		980
878	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	981	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879	putenv (env_colorfgbg);
880
881	#ifndef NO_BRIGHTCOLOR
882	colorfgbg = DEFAULT_RSTYLE;
883	for (i = minCOLOR; i <= maxCOLOR; i++)
884	{
885	if (PixColors[Color_fg] == PixColors[i])
886	colorfgbg = SET_FGCOLOR (colorfgbg, i);
887	if (PixColors[Color_bg] == PixColors[i])
888	colorfgbg = SET_BGCOLOR (colorfgbg, i);
889	}
890	#endif
891	}	982	}
892		983
893	/*----------------------------------------------------------------------*/	984	/*----------------------------------------------------------------------*/
894	/*
895	* Colour determination for low colour displays, routine from
896	* Hans de Goede <hans@highrise.nl>
897	*/
898		985
899	int	986	bool
900	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	987	rxvt_term::set_color (rxvt_color &color, const char *name)
901	{	988	{
902	if (!screen_in_out->set (display, colour))	989	if (color.set (this, name))
903	{
904	rxvt_print_error ("can't allocate colour: %s", colour);
905	return false;
906	}
907
908	return true;	990	return true;
		991
		992	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		993	return false;
		994	}
		995
		996	void
		997	rxvt_term::alias_color (int dst, int src)
		998	{
		999	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
909	}	1000	}
910		1001
911	/* -------------------------------------------------------------------- *	1002	/* -------------------------------------------------------------------- *
912	* - WINDOW RESIZING - *	1003	* - WINDOW RESIZING - *
913	* -------------------------------------------------------------------- */	1004	* -------------------------------------------------------------------- */
914	void	1005	void
915	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1006	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
916	{	1007	{
917	int fix_screen;	1008	int fix_screen;
		1009	int old_width = szHint.width;
		1010	int old_height = szHint.height;
918		1011
919	#ifdef SMART_RESIZE
920	int old_width = szHint.width, old_height = szHint.height;
921	#endif
922
923	window_calc (width, height);	1012	window_calc (newwidth, newheight);
		1013
		1014	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1015
		1016	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1017	if (set_hint)
		1018	{
		1019	szHint.flags &= ~(PBaseSize | PResizeInc);
924	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1020	XSetWMNormalHints (dpy, parent[0], &szHint);
		1021	szHint.flags |= PBaseSize | PResizeInc;
		1022	}
		1023
925	if (!ignoreparent)	1024	if (!ignoreparent)
926	{	1025	{
927	#ifdef SMART_RESIZE	1026	#ifdef SMART_RESIZE
928	/*	1027	/*
929	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1028	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
932	int x, y, x1, y1;	1031	int x, y, x1, y1;
933	int dx, dy;	1032	int dx, dy;
934	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1033	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
935	Window unused_cr;	1034	Window unused_cr;
936		1035
937	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1036	XTranslateCoordinates (dpy, parent[0], display->root,
938	0, 0, &x, &y, &unused_cr);	1037	0, 0, &x, &y, &unused_cr);
939	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1038	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
940	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1039	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
941	/*	1040	/*
942	* if display->root isn't the parent window, a WM will probably have offset	1041	* if display->root isn't the parent window, a WM will probably have offset
943	* our position for handles and decorations. Counter it	1042	* our position for handles and decorations. Counter it
944	*/	1043	*/
…		…
946	{	1045	{
947	x -= x1;	1046	x -= x1;
948	y -= y1;	1047	y -= y1;
949	}	1048	}
950		1049
951	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1050	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
952	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1051	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
953	dx = old_width - szHint.width;	1052	dx = old_width - szHint.width;
954	dy = old_height - szHint.height;	1053	dy = old_height - szHint.height;
955		1054
956	/* Check position of the center of the window */	1055	/* Check position of the center of the window */
957	if (x < x1) /* left half */	1056	if (x < x1) /* left half */
958	dx = 0;	1057	dx = 0;
…		…
961	if (y < y1) /* top half */	1060	if (y < y1) /* top half */
962	dy = 0;	1061	dy = 0;
963	else if (y == y1) /* exact center */	1062	else if (y == y1) /* exact center */
964	dy /= 2;	1063	dy /= 2;
965		1064
966	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1065	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
967	szHint.width, szHint.height);	1066	szHint.width, szHint.height);
968	#else	1067	#else
969	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1068	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
970	szHint.height);
971	#endif	1069	#endif
972
973	}	1070	}
974		1071
975	fix_screen = (TermWin.ncol != prev_ncol	1072	if (set_hint)
976	|| TermWin.nrow != prev_nrow);	1073	XSetWMNormalHints (dpy, parent[0], &szHint);
977		1074
		1075	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1076
978	if (fix_screen || width != old_width || height != old_height)	1077	if (fix_screen || newwidth != old_width || newheight != old_height)
979	{	1078	{
980	if (scrollbar_visible ())	1079	if (scrollBar.state)
981	{	1080	scrollBar.resize ();
982	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
983	0, scrollbar_TotalWidth (), szHint.height);
984	resize_scrollbar ();
985	}
986		1081
987	if (menubar_visible ())	1082	XMoveResizeWindow (dpy, vt,
988	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1083	window_vt_x, window_vt_y,
989	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
990
991	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992	window_vt_y, TermWin_TotalWidth (),
993	TermWin_TotalHeight ());	1084	width, height);
994	#ifdef RXVT_GRAPHICS
995	if (old_height)
996	Gr_Resize (old_width - szHint.base_width,
997	old_height - szHint.base_height);
998	#endif
999	scr_clear ();
1000	#ifdef XPM_BACKGROUND
1001	resize_pixmap ();
1002	#endif
1003		1085
		1086	#ifdef HAVE_BG_PIXMAP
		1087	if (bgPixmap.window_size_sensitive ())
		1088	update_background ();
		1089	#endif
1004	}	1090	}
1005		1091
1006	if (fix_screen || old_height == 0)	1092	if (fix_screen || old_height == 0)
1007	{
1008	int curr_screen = -1;
1009	int old_ncol = prev_ncol;
1010
1011	/* scr_reset only works on the primary screen */
1012	if (old_height) /* this is not the first time through */
1013	{
1014	unsigned int ncol = TermWin.ncol;
1015	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016	curr_screen = scr_change_screen (PRIMARY);
1017	TermWin.ncol = ncol;
1018	}
1019
1020	scr_reset ();	1093	scr_reset ();
1021		1094
1022	if (curr_screen >= 0) /* this is not the first time through */	1095	#ifdef HAVE_BG_PIXMAP
1023	{	1096	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1024	scr_change_screen (curr_screen);	1097	// if (bgPixmap.pixmap)
1025	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1098	// scr_touch (false);
1026	}	1099	#endif
1027	}
1028
1029	old_width = szHint.width;
1030	old_height = szHint.height;
1031		1100
1032	#ifdef USE_XIM	1101	#ifdef USE_XIM
1033	IMSetStatusPosition ();	1102	IMSetPosition ();
1034	#endif	1103	#endif
1035	}	1104	}
1036		1105
1037	/*	1106	/*
1038	* Set the width/height of the vt window in characters. Units are pixels.	1107	* Set the width/height of the vt window in characters. Units are pixels.
1039	* good for toggling 80/132 columns	1108	* good for toggling 80/132 columns
1040	*/	1109	*/
1041	void	1110	void
1042	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1111	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1043	{	1112	{
1044	XWindowAttributes wattr;	1113	XWindowAttributes wattr;
1045		1114
1046	if (width == 0 || height == 0)	1115	if (newwidth == 0 || newheight == 0)
1047	{	1116	{
1048	XGetWindowAttributes (display->display, display->root, &wattr);	1117	XGetWindowAttributes (dpy, display->root, &wattr);
		1118
1049	if (width == 0)	1119	if (newwidth == 0)
1050	width = wattr.width - szHint.base_width;	1120	newwidth = wattr.width - szHint.base_width;
1051	if (height == 0)	1121	if (newheight == 0)
1052	height = wattr.height - szHint.base_height;	1122	newheight = wattr.height - szHint.base_height;
1053	}
1054	if (width != TermWin.width || height != TermWin.height)
1055	{	1123	}
		1124
		1125	if (newwidth != width || newheight != height)
		1126	{
1056	width += szHint.base_width;	1127	newwidth += szHint.base_width;
1057	height += szHint.base_height;	1128	newheight += szHint.base_height;
1058	resize_all_windows (width, height, 0);	1129	resize_all_windows (newwidth, newheight, 0);
1059	}	1130	}
1060	}	1131	}
1061		1132
1062	/* -------------------------------------------------------------------- *	1133	/* -------------------------------------------------------------------- *
1063	* - X INPUT METHOD ROUTINES - *	1134	* - X INPUT METHOD ROUTINES - *
1064	* -------------------------------------------------------------------- */	1135	* -------------------------------------------------------------------- */
1065	#ifdef USE_XIM	1136	#ifdef USE_XIM
1066		1137
1067	void	1138	void
		1139	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1140	{
		1141	fg = pix_colors [Color_fg];
		1142	bg = pix_colors [Color_bg];
		1143	}
		1144
		1145	void
1068	rxvt_term::im_set_size (XRectangle *size)	1146	rxvt_term::im_set_size (XRectangle &size)
1069	{	1147	{
1070	size->x = TermWin.int_bwidth;	1148	// the int_bwidth terms make no sense to me
1071	size->y = TermWin.int_bwidth;	1149	size.x = int_bwidth;
1072	size->width = Width2Pixel (TermWin.ncol);	1150	size.y = int_bwidth;
1073	size->height = Height2Pixel (TermWin.nrow);	1151	size.width = Width2Pixel (ncol) + int_bwidth;
		1152	size.height = Height2Pixel (nrow) + int_bwidth;
1074	}	1153	}
1075		1154
1076	void	1155	void
1077	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1156	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1157	XRectangle &status_rect,
		1158	const XRectangle &needed_rect)
1078	{	1159	{
1079	*fg = PixColors[Color_fg];	1160	preedit_rect.x = needed_rect.width;
1080	*bg = PixColors[Color_bg];	1161	preedit_rect.y = 0;
		1162	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1163	preedit_rect.height = fheight;
		1164
		1165	status_rect.x = 0;
		1166	status_rect.y = 0;
		1167	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1168	status_rect.height = fheight;
1081	}	1169	}
1082		1170
1083	/* Checking whether input method is running. */	1171	/* Checking whether input method is running. */
1084	bool	1172	bool
1085	rxvt_term::IMisRunning ()	1173	rxvt_term::IMisRunning ()
1086	{	1174	{
1087	char *p;	1175	Atom atom;
1088	Atom atom;	1176	Window win;
1089	Window win;
1090	char server[IMBUFSIZ];	1177	char server[IMBUFSIZ];
1091		1178
1092	/* get current locale modifier */	1179	/* get current locale modifier */
1093	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1180	if (char *p = XSetLocaleModifiers (0))
1094	{	1181	{
1095	STRCPY (server, "@server=");	1182	strcpy (server, "@server=");
1096	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1183	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1184
1097	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1185	if (p = strchr (server + 1, '@')) /* first one only */
1098	*p = '\0';	1186	*p = '\0';
1099		1187
1100	atom = XInternAtom (display->display, server, False);	1188	atom = XInternAtom (dpy, server, False);
1101	win = XGetSelectionOwner (display->display, atom);	1189	win = XGetSelectionOwner (dpy, atom);
		1190
1102	if (win != None)	1191	if (win != None)
1103	return True;	1192	return True;
1104	}	1193	}
		1194
1105	return False;	1195	return False;
1106	}	1196	}
1107		1197
1108	void	1198	void
1109	rxvt_term::IMSendSpot ()	1199	rxvt_term::IMSendSpot ()
1110	{	1200	{
1111	XPoint spot;	1201	XPoint nspot;
1112	XVaNestedList preedit_attr;	1202	XVaNestedList preedit_attr;
1113		1203
1114	if (Input_Context == NULL	1204	if (!Input_Context
1115	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1205	|| !focus
1116	|| ! (event_type == KeyPress	1206	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1117	|| event_type == Expose
1118	|| event_type == NoExpose
1119	|| event_type == SelectionNotify
1120	|| event_type == ButtonRelease || event_type == FocusIn)
1121	|| !IMisRunning ())
1122	return;	1207	return;
1123		1208
1124	im_set_position (&spot);	1209	im_set_position (nspot);
		1210
		1211	if (nspot.x == spot.x && nspot.y == spot.y)
		1212	return;
		1213
		1214	spot = nspot;
1125		1215
1126	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1216	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1127	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1217	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128	XFree (preedit_attr);	1218	XFree (preedit_attr);
1129	}	1219	}
1130		1220
1131	void	1221	void
1132	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133	XRectangle * needed_rect)
1134	{
1135	int mbh, vtx = 0;
1136
1137	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1138	vtx = scrollbar_TotalWidth ();
1139
1140	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1141	mbh -= TermWin.lineSpace;
1142
1143	preedit_rect->x = needed_rect->width + vtx;
1144	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1145
1146	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1147	preedit_rect->height = Height2Pixel (1);
1148
1149	status_rect->x = vtx;
1150	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1153	status_rect->height = Height2Pixel (1);
1154	}
1155
1156	void
1157	rxvt_term::im_destroy ()	1222	rxvt_term::im_destroy ()
1158	{	1223	{
1159	if (Input_Context)
1160	{
1161	XDestroyIC (Input_Context);
1162	Input_Context = NULL;
1163	}
1164
1165	if (input_method)	1224	if (input_method)
1166	{	1225	{
		1226	if (Input_Context && input_method->xim)
		1227	XDestroyIC (Input_Context);
		1228
1167	display->put_xim (input_method);	1229	display->put_xim (input_method);
1168	input_method = 0;	1230	input_method = 0;
1169	}	1231	}
		1232
		1233	Input_Context = 0;
1170	}	1234	}
		1235
		1236	#ifdef ENABLE_XIM_ONTHESPOT
		1237
		1238	static void
		1239	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1240	{
		1241	((rxvt_term *)client_data)->make_current ();
		1242	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1243	}
		1244
		1245	static void
		1246	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1247	{
		1248	((rxvt_term *)client_data)->make_current ();
		1249	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1250	}
		1251
		1252	static void
		1253	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1254	{
		1255	rxvt_term *term = (rxvt_term *)client_data;
		1256	XIMText *text = call_data->text;
		1257
		1258	term->make_current ();
		1259
		1260	if (text)
		1261	{
		1262	wchar_t *str;
		1263
		1264	if (!text->encoding_is_wchar && text->string.multi_byte)
		1265	{
		1266	// of course, X makes it ugly again
		1267	if (term->rs[Rs_imLocale])
		1268	SET_LOCALE (term->rs[Rs_imLocale]);
		1269
		1270	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1271	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1272
		1273	if (term->rs[Rs_imLocale])
		1274	SET_LOCALE (term->locale);
		1275	}
		1276	else
		1277	str = text->string.wide_char;
		1278
		1279	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1280	DT_INT, call_data->caret,
		1281	DT_INT, call_data->chg_first,
		1282	DT_INT, call_data->chg_length,
		1283	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1284	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1285	DT_END));
		1286	}
		1287	else
		1288	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1289	DT_INT, call_data->caret,
		1290	DT_INT, call_data->chg_first,
		1291	DT_INT, call_data->chg_length,
		1292	DT_END));
		1293	}
		1294
		1295	#if 0
		1296	static void
		1297	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1298	{
		1299	((rxvt_term *)client_data)->make_current ();
		1300	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1301	DT_INT, call_data->position,
		1302	DT_INT, call_data->direction,
		1303	DT_INT, call_data->style,
		1304	DT_END));
		1305	}
		1306	#endif
		1307
		1308	#endif
1171		1309
1172	/*	1310	/*
1173	* Try to open a XIM with the current modifiers, then see if we can	1311	* Try to open a XIM with the current modifiers, then see if we can
1174	* open a suitable preedit type	1312	* open a suitable preedit type
1175	*/	1313	*/
1176	bool	1314	bool
1177	rxvt_term::IM_get_IC (const char *modifiers)	1315	rxvt_term::IM_get_IC (const char *modifiers)
1178	{	1316	{
1179	int i, j, found;	1317	int i, j, found;
1180	XIM xim;	1318	XIM xim;
1181	XPoint spot;	1319	XPoint spot;
1182	XRectangle rect, status_rect, needed_rect;	1320	XRectangle rect, status_rect, needed_rect;
1183	unsigned long fg, bg;	1321	unsigned long fg, bg;
1184	const char *p;	1322	const char *p;
1185	char **s;	1323	char **s;
1186	XIMStyles *xim_styles;	1324	XIMStyles *xim_styles;
1187	XVaNestedList preedit_attr, status_attr;	1325	#ifdef ENABLE_XIM_ONTHESPOT
		1326	XIMCallback xcb[4];
		1327	#endif
		1328
		1329	set_environ (envv);
1188		1330
1189	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1331	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190	return false;	1332	return false;
1191		1333
1192	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1193	input_method = display->get_xim (locale, modifiers);	1334	input_method = display->get_xim (locale, modifiers);
1194	if (input_method == NULL)	1335	if (input_method == NULL)
1195	return false;	1336	return false;
1196		1337
1197	xim = input_method->xim;	1338	xim = input_method->xim;
		1339	spot.x = spot.y = -1;
1198		1340
1199	xim_styles = NULL;	1341	xim_styles = NULL;
1200	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1342	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles)	1343	|| !xim_styles || !xim_styles->count_styles)
1202	{	1344	{
1203	display->put_xim (input_method);	1345	im_destroy ();
1204	return false;	1346	return false;
1205	}	1347	}
1206		1348
1207	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1349	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1208	s = rxvt_splitcommastring (p);	1350
		1351	for (int pi = 0; pi < 2; pi++)
		1352	{
		1353	p = pet[pi];
		1354
		1355	if (!p)
		1356	continue;
		1357
		1358	s = rxvt_strsplit (',', p);
		1359
1209	for (i = found = 0; !found && s[i]; i++)	1360	for (i = found = 0; !found && s[i]; i++)
1210	{	1361	{
1211	if (!STRCMP (s[i], "OverTheSpot"))	1362	if (!strcmp (s[i], "OverTheSpot"))
1212	input_style = (XIMPreeditPosition | XIMStatusNothing);	1363	input_style = XIMPreeditPosition | XIMStatusNothing;
1213	else if (!STRCMP (s[i], "OffTheSpot"))	1364	else if (!strcmp (s[i], "OffTheSpot"))
1214	input_style = (XIMPreeditArea | XIMStatusArea);	1365	input_style = XIMPreeditArea | XIMStatusArea;
1215	else if (!STRCMP (s[i], "Root"))	1366	else if (!strcmp (s[i], "Root"))
1216	input_style = (XIMPreeditNothing | XIMStatusNothing);	1367	input_style = XIMPreeditNothing | XIMStatusNothing;
		1368	else if (!strcmp (s[i], "None"))
		1369	input_style = XIMPreeditNone | XIMStatusNone;
		1370	#ifdef ENABLE_XIM_ONTHESPOT
		1371	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1372	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1373	#endif
		1374	else
		1375	input_style = XIMPreeditNothing | XIMStatusNothing;
1217		1376
1218	for (j = 0; j < xim_styles->count_styles; j++)	1377	for (j = 0; j < xim_styles->count_styles; j++)
1219	if (input_style == xim_styles->supported_styles[j])	1378	if (input_style == xim_styles->supported_styles[j])
1220	{	1379	{
		1380	rxvt_free_strsplit (s);
		1381
1221	found = 1;	1382	found = 1;
1222	break;	1383	goto foundpet;
		1384	}
		1385
1223	}	1386	}
1224	}
1225		1387
1226	for (i = 0; s[i]; i++)	1388	rxvt_free_strsplit (s);
1227	free (s[i]);	1389	}
1228		1390
1229	free (s);	1391	foundpet:
		1392
1230	XFree (xim_styles);	1393	XFree (xim_styles);
1231		1394
1232	if (!found)	1395	if (!found)
1233	{	1396	{
1234	display->put_xim (input_method);	1397	im_destroy ();
1235	return false;	1398	return false;
1236	}	1399	}
1237		1400
1238	preedit_attr = status_attr = NULL;	1401	XFontSet fs = 0;
		1402	XVaNestedList preedit_attr = 0, status_attr = 0;
		1403
		1404	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1405	{
		1406	// fake us a font-set, please
		1407	char **missing_charset_list;
		1408	int missing_charset_count;
		1409	char *def_string;
		1410	char pat[512];
		1411
		1412	sprintf (pat,
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1415	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1416	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"*",
		1419	fheight,
		1420	fheight + 1, fheight - 1,
		1421	fheight - 2, fheight + 2);
		1422
		1423	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1424	&missing_charset_list, &missing_charset_count, &def_string);
		1425
		1426	if (missing_charset_list)
		1427	XFreeStringList (missing_charset_list);
		1428
		1429	if (!fs)
		1430	{
		1431	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1432	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1433	}
		1434	}
1239		1435
1240	if (input_style & XIMPreeditPosition)	1436	if (input_style & XIMPreeditPosition)
1241	{	1437	{
1242	im_set_size (&rect);	1438	im_set_size (rect);
1243	im_set_position (&spot);	1439	im_set_position (spot);
1244	im_set_color (&fg, &bg);	1440	im_set_color (fg, bg);
1245		1441
1246	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1442	preedit_attr = XVaCreateNestedList (0,
		1443	XNForeground, fg,
		1444	XNBackground, bg,
		1445	XNArea, &rect,
1247	XNSpotLocation, &spot,	1446	XNSpotLocation, &spot,
1248	XNForeground, fg, XNBackground, bg,
1249	//XNFontSet, TermWin.fontset,	1447	XNFontSet, fs,
1250	NULL);	1448	NULL);
1251	}	1449	}
1252	else if (input_style & XIMPreeditArea)	1450	else if (input_style & XIMPreeditArea)
1253	{	1451	{
1254	im_set_color (&fg, &bg);	1452	im_set_color (fg, bg);
1255		1453
1256	/*	1454	/*
1257	* The necessary width of preedit area is unknown	1455	* The necessary width of preedit area is unknown
1258	* until create input context.	1456	* until create input context.
1259	*/	1457	*/
1260	needed_rect.width = 0;	1458	needed_rect.width = 0;
1261
1262	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1459	im_set_preedit_area (rect, status_rect, needed_rect);
1263		1460
1264	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1461	preedit_attr = XVaCreateNestedList (0,
		1462	XNForeground, fg,
1265	XNForeground, fg, XNBackground, bg,	1463	XNBackground, bg,
		1464	XNArea, &rect,
		1465	XNFontSet, fs,
		1466	NULL);
		1467	status_attr = XVaCreateNestedList (0,
		1468	XNForeground, fg,
		1469	XNBackground, bg,
		1470	XNArea, &status_rect,
1266	//XNFontSet, TermWin.fontset,	1471	XNFontSet, fs,
1267	NULL);	1472	NULL);
1268	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1473	}
1269	XNForeground, fg, XNBackground, bg,	1474	#if ENABLE_XIM_ONTHESPOT
1270	//XNFontSet, TermWin.fontset,	1475	else if (input_style & XIMPreeditCallbacks)
		1476	{
		1477	im_set_position (spot);
		1478
		1479	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1480	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1481	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1482	# if 0
		1483	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1484	# endif
		1485
		1486	preedit_attr = XVaCreateNestedList (0,
		1487	XNSpotLocation, &spot,
		1488	XNPreeditStartCallback, &xcb[0],
		1489	XNPreeditDoneCallback , &xcb[1],
		1490	XNPreeditDrawCallback , &xcb[2],
		1491	# if 0
		1492	XNPreeditCaretCallback, &xcb[3],
		1493	# endif
1271	NULL);	1494	NULL);
1272	}	1495	}
		1496	#endif
1273		1497
1274	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1498	Input_Context = XCreateIC (xim,
		1499	XNInputStyle, input_style,
1275	XNClientWindow, TermWin.parent[0],	1500	XNClientWindow, vt,
1276	XNFocusWindow, TermWin.parent[0],	1501	XNFocusWindow, parent[0],
1277	preedit_attr ? XNPreeditAttributes : NULL,	1502	preedit_attr ? XNPreeditAttributes : NULL,
1278	preedit_attr,	1503	preedit_attr,
1279	status_attr ? XNStatusAttributes : NULL,	1504	status_attr ? XNStatusAttributes : NULL,
1280	status_attr, NULL);	1505	status_attr, NULL);
		1506
1281	if (preedit_attr) XFree (preedit_attr);	1507	if (preedit_attr) XFree (preedit_attr);
1282	if (status_attr) XFree (status_attr);	1508	if (status_attr) XFree (status_attr);
		1509	if (fs) XFreeFontSet (dpy, fs);
1283		1510
1284	if (Input_Context == NULL)	1511	if (Input_Context == NULL)
1285	{	1512	{
1286	rxvt_print_error ("failed to create input context");	1513	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1287	display->put_xim (input_method);	1514	im_destroy ();
1288	return false;	1515	return false;
1289	}	1516	}
1290		1517
1291	if (input_style & XIMPreeditArea)	1518	#if 0
		1519	// unfortunately, only the focus window is used by XIM, hard to fix
		1520	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1521	vt_select_input ();
		1522	#endif
		1523
1292	IMSetStatusPosition ();	1524	IMSetPosition ();
1293		1525
1294	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1295	return true;	1526	return true;
1296	}	1527	}
1297		1528
1298	void	1529	void
1299	rxvt_term::im_cb ()	1530	rxvt_term::im_cb ()
1300	{	1531	{
1301	int i, found, had_im;	1532	int i;
1302	const char *p;	1533	const char *p;
1303	char **s;	1534	char **s;
1304	char buf[IMBUFSIZ];	1535	char buf[IMBUFSIZ];
1305		1536
		1537	make_current ();
		1538
1306	im_destroy ();	1539	im_destroy ();
1307		1540
1308	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1309	if (Input_Context)	1541	if (Input_Context)
1310	return;	1542	return;
1311		1543
1312	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1544	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313	if (rs[Rs_imLocale])	1545	if (rs[Rs_imLocale])
1314	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1546	SET_LOCALE (rs[Rs_imLocale]);
1315	#endif	1547	#endif
1316		1548
1317	p = rs[Rs_inputMethod];	1549	p = rs[Rs_inputMethod];
1318	if (p && *p)	1550	if (p && *p)
1319	{	1551	{
1320	bool found = false;	1552	bool found = false;
1321		1553
1322	s = rxvt_splitcommastring (p);	1554	s = rxvt_strsplit (',', p);
		1555
1323	for (i = 0; s[i]; i++)	1556	for (i = 0; s[i]; i++)
1324	{	1557	{
1325	if (*s[i])	1558	if (*s[i])
1326	{	1559	{
1327	STRCPY (buf, "@im=");	1560	strcpy (buf, "@im=");
1328	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1561	strncat (buf, s[i], IMBUFSIZ - 5);
1329	if (IM_get_IC (buf))	1562	if (IM_get_IC (buf))
1330	{	1563	{
1331	found = true;	1564	found = true;
1332	break;	1565	break;
1333	}	1566	}
1334	}	1567	}
1335	}	1568	}
1336	for (i = 0; s[i]; i++)	1569
1337	free (s[i]);	1570	rxvt_free_strsplit (s);
1338	free (s);
1339		1571
1340	if (found)	1572	if (found)
1341	goto done;	1573	goto done;
1342	}	1574	}
1343		1575
…		…
1350	goto done;	1582	goto done;
1351		1583
1352	done:	1584	done:
1353	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1585	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354	if (rs[Rs_imLocale])	1586	if (rs[Rs_imLocale])
1355	setlocale (LC_CTYPE, locale);	1587	SET_LOCALE (locale);
1356	#endif	1588	#endif
1357	}	1589	}
1358		1590
1359	void	1591	void
1360	rxvt_term::IMSetStatusPosition ()	1592	rxvt_term::IMSetPosition ()
1361	{	1593	{
1362	XRectangle preedit_rect, status_rect, *needed_rect;	1594	XRectangle preedit_rect, status_rect, *needed_rect;
1363	XVaNestedList preedit_attr, status_attr;	1595	XVaNestedList preedit_attr, status_attr;
1364		1596
1365	if (Input_Context == NULL	1597	if (!Input_Context
1366	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1598	|| !focus
		1599	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1367	|| !IMisRunning ())	1600	|| !IMisRunning ())
1368	return;	1601	return;
1369		1602
		1603	if (input_style & XIMPreeditPosition)
		1604	{
		1605	im_set_size (preedit_rect);
		1606	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1607
		1608	XSetICValues (Input_Context,
		1609	XNPreeditAttributes, preedit_attr, NULL);
		1610	}
		1611	else
		1612	{
1370	/* Getting the necessary width of preedit area */	1613	/* Getting the necessary width of preedit area */
1371	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1614	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1372	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1615	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1373	XFree (status_attr);	1616	XFree (status_attr);
1374		1617
1375	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1618	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1619	XFree (needed_rect);
1376		1620
1377	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1621	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1378	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1622	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1379		1623
1380	XSetICValues (Input_Context,	1624	XSetICValues (Input_Context,
1381	XNPreeditAttributes, preedit_attr,	1625	XNPreeditAttributes, preedit_attr,
1382	XNStatusAttributes, status_attr, NULL);	1626	XNStatusAttributes, status_attr,
		1627	NULL);
1383		1628
		1629	XFree (status_attr);
		1630	}
		1631
1384	XFree (preedit_attr);	1632	XFree (preedit_attr);
1385	XFree (status_attr);
1386	}	1633	}
1387	#endif /* USE_XIM */	1634	#endif /* USE_XIM */
1388		1635
1389	/*----------------------------------------------------------------------*/	1636	void
1390	rxvt_t rxvt_current_term;	1637	rxvt_term::get_window_origin (int &x, int &y)
		1638	{
		1639	Window cr;
		1640	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1641	}
		1642
		1643	Pixmap
		1644	rxvt_term::get_pixmap_property (Atom property)
		1645	{
		1646	Pixmap pixmap = None;
		1647
		1648	int aformat;
		1649	unsigned long nitems, bytes_after;
		1650	Atom atype;
		1651	unsigned char *prop;
		1652	int result = XGetWindowProperty (dpy, display->root, property,
		1653	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1654	&nitems, &bytes_after, &prop);
		1655	if (result == Success)
		1656	{
		1657	if (atype == XA_PIXMAP)
		1658	pixmap = *(Pixmap *)prop;
		1659	XFree (prop);
		1660	}
		1661
		1662	return pixmap;
		1663	}
		1664
		1665	#ifdef HAVE_BG_PIXMAP
		1666
		1667	void
		1668	rxvt_term::update_background ()
		1669	{
		1670	if (update_background_ev.is_active ())
		1671	return;
		1672
		1673	bgPixmap.invalidate ();
		1674
		1675	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1676
		1677	if (to_wait <= 0.)
		1678	bgPixmap.render ();
		1679	else
		1680	update_background_ev.start (to_wait);
		1681	}
		1682
		1683	void
		1684	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1685	{
		1686	make_current ();
		1687
		1688	update_background_ev.stop ();
		1689	bgPixmap.render ();
		1690	refresh_check ();
		1691	}
		1692
		1693	#endif /* HAVE_BG_PIXMAP */
1391		1694
1392	/*----------------------- end-of-file (C source) -----------------------*/	1695	/*----------------------- end-of-file (C source) -----------------------*/

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