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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.43 by pcg, Tue Feb 24 00:02:44 2004 UTC vs.
Revision 1.339 by root, Tue Dec 7 19:53:20 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	43	#include <cstring>
48		44
		45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
49	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
50		63
51	void	64	bool
52	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
53	{	66	{
54	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
55	{	68
56	STRNCPY (curlocale, locale, 128);	69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
58	}	77	return true;
59	}	78	}
60		79
61	void *	80	void
62	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
63	{	82	{
64	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
65		86
66	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
67	return p;	152	return len;
68	}
69		153
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	154	}
		155	#endif
75		156
76	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
77	:	158	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif	161	#endif
87	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
89	#endif	164	#endif
90	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
92	#endif	183	#endif
93	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	186	#endif
		187	#ifndef NO_BELL
		188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		189	#endif
		190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
		198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
		217	}
		218
		219	rxvt_term::~rxvt_term ()
		220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
96	#ifdef USE_XIM	247	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	248	im_destroy ();
98	#endif	249	#endif
99	check_ev (this, &rxvt_term::check_cb),	250	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	251	if (gc) XFreeGC (dpy, gc);
101	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)
103	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		252
107	rxvt_term::~rxvt_term ()	253	delete drawable;
108	{	254	// destroy all windows
109	if (cmd_fd >= 0)
110	close (cmd_fd);
111
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118
119	delete TermWin.fontset;
120
121	if (display)
122	if (TermWin.parent[0])	255	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	256	XDestroyWindow (dpy, parent[0]);
124		257
125	// TODO: free pixcolours, colours should become part of rxvt_display	258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
126		266
127	delete PixColors;	267	clear ();
128		268
		269	display->flush (); /* ideally .put should do this */
129	displays.put (display);	270	displays.put (display);
		271	}
130		272
131	scr_release ();	273	scr_release ();
132		274
133	free (env_windowid);	275	/* clear all resources */
		276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
		278
		279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
134	free (env_display);	282	free (env_display);
135	free (env_term);	283	free (env_term);
136	free (env_colorfgbg);
137	free (locale);	284	free (locale);
138	free (codeset);	285	free (v_buffer);
		286	free (incr_buf);
139		287
140	delete envv;	288	delete envv;
141	delete argv;	289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
		298
		299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
		305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
142	}	309	}
143		310
144	void	311	void
145	rxvt_term::destroy ()	312	rxvt_term::destroy ()
146	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
147	if (display)	323	if (display)
148	{	324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
150	termwin_ev.stop (display);	333	termwin_ev.stop (display);
151	vt_ev.stop (display);	334	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	335	}
163		336
164	check_ev.stop ();	337	flush_ev.stop ();
165	pty_ev.stop ();	338	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
168	#endif	341	#endif
169	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	343	text_blink_ev.stop ();
171	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
172	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	352	pointer_ev.stop ();
174	#endif	353	#endif
175		354
176	destroy_ev.start (0);	355	destroy_ev.start ();
177	}	356	}
178		357
179	void	358	void
180	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	360	{
182	SET_R (this);	361	make_current ();
183		362
184	delete this;	363	delete this;
185	}	364	}
186		365
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void	366	void
207	rxvt_init_signals ()	367	rxvt_term::set_option (uint8_t opt, bool set)
208	{	368	{
209	/* install exit handler for cleanup */	369	if (!opt)
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible ())
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;	370	return;
		371
		372	uint8_t mask = 1 << (opt & 7);
		373	uint8_t &val = options [opt >> 3];
		374
		375	val = val & ~mask | (set ? mask : 0);
352	}	376	}
353		377
354	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
355	/*	379	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can	381	* TODO: if debugging, this should free up any known resources if we can
358	*/	382	*/
359	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}
367		384
368	/* ------------------------------------------------------------------------- *	385	static void
369	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
370	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */
372	void *
373	rxvt_malloc (size_t size)
374	{	387	{
375	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
376		389	(*t)->emergency_cleanup ();
377	p = malloc (size);
378	if (p)
379	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	390	}
386		391
387	/* EXTPROTO */	392	#if !ENABLE_MINIMAL
388	void *	393	static void
389	rxvt_calloc (size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
390	{	395	{
391	void *p;	396	char buffer[BUFSIZ];
392		397	char mesg[BUFSIZ];
393	p = calloc (number, size);	398	char number[32];
394	if (p)	399	char *mtype = "XlibMessage";
395	return p;	400	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396		401	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	402	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
398	rxvt_clean_exit ();	403	rxvt_warn ("%s: %s\n", mesg, buffer);
399	exit (EXIT_FAILURE);	404	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400	/* NOTREACHED */	405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		406	sprintf(number, "%d", event->request_code);
		407	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		408	rxvt_warn ("(which is %s)\n", buffer);
		409	if (event->request_code >= 128) {
		410	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		411	mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		413	}
		414	if ((event->error_code == BadWindow) ||
		415	(event->error_code == BadPixmap) ||
		416	(event->error_code == BadCursor) ||
		417	(event->error_code == BadFont) ||
		418	(event->error_code == BadDrawable) ||
		419	(event->error_code == BadColor) ||
		420	(event->error_code == BadGC) ||
		421	(event->error_code == BadIDChoice) ||
		422	(event->error_code == BadValue) ||
		423	(event->error_code == BadAtom)) {
		424	if (event->error_code == BadValue)
		425	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		426	mesg, BUFSIZ);
		427	else if (event->error_code == BadAtom)
		428	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		429	mesg, BUFSIZ);
		430	else
		431	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		432	mesg, BUFSIZ);
		433	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		434	}
		435	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
401	}	438	}
		439	#endif
402		440
403	/* EXTPROTO */	441	int
404	void *	442	rxvt_xerror_handler (Display *display, XErrorEvent *event)
405	rxvt_realloc (void *ptr, size_t size)
406	{	443	{
407	void *p;	444	if (GET_R->allowedxerror == -1)
408		445	GET_R->allowedxerror = event->error_code;
409	if (ptr)
410	p = realloc (ptr, size);
411	else	446	else
412	p = malloc (size);	447	{
413	if (p)	448	// GET_R is most likely not the terminal which caused the error,
		449	// so just output the error and continue
		450	#if ENABLE_MINIMAL
		451	old_xerror_handler (display, event);
		452	#else
		453	print_x_error (display, event);
		454	#endif
		455	}
		456
414	return p;	457	return 0;
		458	}
415		459
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	460	int
417	rxvt_clean_exit ();	461	rxvt_xioerror_handler (Display *display)
		462	{
		463	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		464	DisplayString (display));
		465	rxvt_emergency_cleanup ();
418	exit (EXIT_FAILURE);	466	_exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	467	}
421		468
422	/* ------------------------------------------------------------------------- *	469	static struct sig_handlers
423	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */
426	void
427	rxvt_term::privileges (int mode)
428	{	470	{
429	#if ! defined(__CYGWIN32__)	471	ev::sig sw_term, sw_int;
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	472
431	/* setreuid () is the poor man's setuid (), seteuid () */	473	/*
432	# define seteuid(a) setreuid(-1, (a))	474	* Catch a fatal signal and tidy up before quitting
433	# define setegid(a) setregid(-1, (a))	475	*/
434	# define HAVE_SETEUID	476	void sig_term (ev::sig &w, int revents);
		477
		478	sig_handlers ()
		479	{
		480	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		481	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		482	}
		483	} sig_handlers;
		484
		485	void
		486	sig_handlers::sig_term (ev::sig &w, int revents)
		487	{
		488	rxvt_emergency_cleanup ();
		489	w.stop ();
		490	kill (getpid (), w.signum);
		491	}
		492
		493	static void
		494	rxvt_get_ttymode (struct termios *tio)
		495	{
		496	if (tcgetattr (STDIN_FILENO, tio) < 0)
		497	memset (tio, 0, sizeof (struct termios));
		498
		499	for (int i = 0; i < NCCS; i++)
		500	tio->c_cc[i] = VDISABLE;
		501
		502	tio->c_cc[VINTR] = CINTR;
		503	tio->c_cc[VQUIT] = CQUIT;
		504	tio->c_cc[VERASE] = CERASE;
		505	#ifdef VERASE2
		506	tio->c_cc[VERASE2] = CERASE2;
		507	#endif
		508	tio->c_cc[VKILL] = CKILL;
		509	tio->c_cc[VEOF] = CEOF;
		510	tio->c_cc[VSTART] = CSTART;
		511	tio->c_cc[VSTOP] = CSTOP;
		512	tio->c_cc[VSUSP] = CSUSP;
		513	# ifdef VDSUSP
		514	tio->c_cc[VDSUSP] = CDSUSP;
435	# endif	515	# endif
436	# ifdef HAVE_SETEUID	516	# ifdef VREPRINT
437	switch (mode)	517	tio->c_cc[VREPRINT] = CRPRNT;
438	{
439	case IGNORE:
440	/*
441	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required
443	*/
444	seteuid (getuid ());
445	setegid (getgid ());
446	break;
447	case SAVE:
448	euid = geteuid ();
449	egid = getegid ();
450	break;
451	case RESTORE:
452	seteuid (euid);
453	setegid (egid);
454	break;
455	}
456	# else
457	switch (mode)
458	{
459	case IGNORE:
460	setuid (getuid ());
461	setgid (getgid ());
462	/* FALLTHROUGH */
463	case SAVE:
464	/* FALLTHROUGH */
465	case RESTORE:
466	break;
467	}
468	# endif	518	# endif
469	#endif	519	# ifdef VDISCRD
470	}	520	tio->c_cc[VDISCRD] = CFLUSH;
471
472	#ifdef UTMP_SUPPORT
473	void
474	rxvt_term::privileged_utmp (char action)
475	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477	action, next_utmp_action, getpid ()));
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;
482
483	privileges (RESTORE);
484	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);
488	}
489	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();
493	}
494	privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif	521	# endif
520		522	# ifdef VWERSE
521	{	523	tio->c_cc[VWERSE] = CWERASE;
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif	524	# endif
527		525	# ifdef VLNEXT
528	}	526	tio->c_cc[VLNEXT] = CLNEXT;
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif	527	# endif
541		528	# ifdef VSTATUS
542	}	529	tio->c_cc[VSTATUS] = CSTATUS;
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif	530	# endif
554	}	531
		532	# if VMIN != VEOF
		533	tio->c_cc[VMIN] = 1;
555	#endif	534	# endif
		535	# if VTIME != VEOL
		536	tio->c_cc[VTIME] = 0;
		537	# endif
		538
		539	/* input modes */
		540	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		541	# ifdef IMAXBEL
		542	| IMAXBEL
		543	# endif
		544	| IXON);
		545
		546	/* output modes */
		547	tio->c_oflag = (OPOST | ONLCR);
		548
		549	/* control modes */
		550	tio->c_cflag = (CS8 | CREAD);
		551
		552	/* local modes */
		553	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		554	# if defined (ECHOCTL) && defined (ECHOKE)
		555	| ECHOCTL | ECHOKE
		556	# endif
		557	| ECHOE | ECHOK);
		558	}
		559
		560	char **rxvt_environ; // startup environment
		561
		562	void
		563	rxvt_init ()
		564	{
		565	assert (("fontMask must not overlap other RS masks",
		566	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		567
		568	rxvt_get_ttymode (&rxvt_term::def_tio);
		569
		570	// get rid of stdin/stdout as we don't need them, to free resources
		571	dup2 (STDERR_FILENO, STDIN_FILENO);
		572	dup2 (STDERR_FILENO, STDOUT_FILENO);
		573
		574	if (!ev_default_loop ())
		575	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		576
		577	rxvt_environ = environ;
		578
		579	signal (SIGHUP, SIG_IGN);
		580	signal (SIGPIPE, SIG_IGN);
		581
		582	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		583	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		584
		585	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		586	// TODO: handle this with exceptions and tolerate the memory loss
		587	XSetIOErrorHandler (rxvt_xioerror_handler);
		588
		589	XrmInitialize ();
		590	}
556		591
557	/*----------------------------------------------------------------------*/	592	/*----------------------------------------------------------------------*/
558	/*	593	/*
559	* window size/position calculcations for XSizeHint and other storage.	594	* window size/position calculations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	595	* if width/height are non-zero then override calculated width/height
561	*/	596	*/
562	void	597	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	598	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	599	{
565	short recalc_x, recalc_y;	600	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	601	int x, y, flags;
567	unsigned int w, h;	602	unsigned int w, h;
568	unsigned int max_width, max_height;	603	unsigned int max_width, max_height;
569		604
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,
572	szHint.height));
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	605	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	606	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	607	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		608
577	recalc_x = recalc_y = 0;	609	recalc_x = recalc_y = 0;
578	flags = 0;	610	flags = 0;
		611
579	if (!parsed_geometry)	612	if (!parsed_geometry)
580	{	613	{
581	parsed_geometry = 1;	614	parsed_geometry = 1;
		615
582	if (rs[Rs_geometry])	616	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	617	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		618
584	if (flags & WidthValue)	619	if (flags & WidthValue)
585	{	620	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	621	if (!w)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	625	szHint.flags |= USSize;
588	}	626	}
		627
589	if (flags & HeightValue)	628	if (flags & HeightValue)
590	{	629	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	630	if (!h)
		631	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		632
		633	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	634	szHint.flags |= USSize;
593	}	635	}
		636
594	if (flags & XValue)	637	if (flags & XValue)
595	{	638	{
596	szHint.x = x;	639	szHint.x = x;
597	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
598	if (flags & XNegative)	642	if (flags & XNegative)
599	{	643	{
600	recalc_x = 1;	644	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	645	szHint.win_gravity = NorthEastGravity;
602	}	646	}
603	}	647	}
		648
604	if (flags & YValue)	649	if (flags & YValue)
605	{	650	{
606	szHint.y = y;	651	szHint.y = y;
607	szHint.flags |= USPosition;	652	szHint.flags |= USPosition;
		653
608	if (flags & YNegative)	654	if (flags & YNegative)
609	{	655	{
610	recalc_y = 1;	656	recalc_y = 1;
		657
611	if (szHint.win_gravity == NorthEastGravity)	658	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	659	szHint.win_gravity = SouthEastGravity;
613	else	660	else
614	szHint.win_gravity = SouthWestGravity;	661	szHint.win_gravity = SouthWestGravity;
615	}	662	}
616	}	663	}
617	}	664	}
		665
618	/* TODO: BOUNDS */	666	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	667	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	668	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	669	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	670	max_height = MAX_ROWS * fheight;
623		671
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	672	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		673
626	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	674	window_vt_x = window_vt_y = int_bwidth;
628	if (scrollbar_visible ())	675
		676	if (scrollBar.state)
629	{	677	{
630	sb_w = scrollbar_TotalWidth ();	678	int sb_w = scrollBar.total_width ();
631	szHint.base_width += sb_w;	679	szHint.base_width += sb_w;
		680
632	if (! (Options & Opt_scrollBar_right))	681	if (!option (Opt_scrollBar_right))
633	window_vt_x = sb_w;	682	window_vt_x += sb_w;
634	}
635	if (menubar_visible ())
636	{	683	}
637	mb_h = menuBar_TotalHeight ();	684
638	szHint.base_height += mb_h;
639	window_vt_y = mb_h;
640	}
641	szHint.width_inc = TermWin.fwidth;	685	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	686	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	687	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	688	szHint.min_height = szHint.base_height + szHint.height_inc;
645		689
646	if (width && width - szHint.base_width < max_width)	690	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	691	{
648	szHint.width = width;	692	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	693	width = newwidth - szHint.base_width;
650	}	694	}
651	else	695	else
652	{	696	{
653	MIN_IT (TermWin.width, max_width);	697	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	698	szHint.width = szHint.base_width + width;
655	}	699	}
		700
656	if (height && height - szHint.base_height < max_height)	701	if (newheight && newheight - szHint.base_height < max_height)
657	{	702	{
658	szHint.height = height;	703	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	704	height = newheight - szHint.base_height;
660	}	705	}
661	else	706	else
662	{	707	{
663	MIN_IT (TermWin.height, max_height);	708	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	709	szHint.height = szHint.base_height + height;
665	}	710	}
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;
668		711
669	if (recalc_x)	712	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	713	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);	714
672	if (recalc_y)	715	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	716	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		717
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	718	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	719	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,
680	szHint.height));
681	return;
682	}	720	}
683		721
684	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
685	/*	723	/*
686	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
687	* Called after a window size change.	725	* Called after a window size change.
688	*/	726	*/
689	void	727	void
690	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
691	{	729	{
		730	if (pty->pty < 0)
		731	return;
		732
692	struct winsize ws;	733	struct winsize ws;
693		734
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	735	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	736	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	737	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	738	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	739	ioctl (pty->pty, TIOCSWINSZ, &ws);
702	#else	740
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	741	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	742	// TIOCSWINSZ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	743	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	744	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	745	#endif
710	}	746	}
711		747
712	/*----------------------------------------------------------------------*/	748	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	749	/* set_fonts () - load and set the various fonts
714	/*	750	*
715	* init = 1 - initialize	751	* init = 1 - initialize
716	*	752	*
717	* fontname == FONT_UP - switch to bigger font	753	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	754	* fontname == FONT_DN - switch to smaller font
719	*/	755	*/
720	bool	756	bool
721	rxvt_term::change_font (const char *fontname)	757	rxvt_term::set_fonts ()
722	{	758	{
723	if (fontname == FONT_UP)
724	{
725	// TODO
726	}
727	else if (fontname == FONT_DN)
728	{
729	// TODO
730	}
731	else
732	{
733	rxvt_fontset *fs = new rxvt_fontset (this);	759	rxvt_fontset *fs = new rxvt_fontset (this);
		760	rxvt_fontprop prop;
734		761
735	if (fs && fs->populate (fontname))	762	if (!fs
		763	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		764	|| !fs->realize_font (1))
		765	{
		766	delete fs;
		767	return false;
		768	}
		769
		770	#if ENABLE_STYLES
		771	for (int i = RS_styleCount; --i; )
		772	if (fontset[i] != fontset[0])
		773	delete fontset[i];
		774	#endif
		775
		776	delete fontset[0];
		777	fontset[0] = fs;
		778
		779	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		780	prop.height += lineSpace;
		781	prop.width += letterSpace;
		782
		783	fs->set_prop (prop, false);
		784
		785	fwidth = prop.width;
		786	fheight = prop.height;
		787	fbase = prop.ascent;
		788
		789	for (int style = 1; style < 4; style++)
		790	{
		791	#if ENABLE_STYLES
		792	const char *res = rs[Rs_font + style];
		793
		794	if (res && !*res)
		795	fontset[style] = fontset[0];
		796	else
736	{	797	{
737	delete TermWin.fontset;	798	fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	799	rxvt_fontprop prop2 = prop;
739	TermWin.fwidth = fs->base_font ()->width;
740	TermWin.fheight = fs->base_font ()->height;
741	TermWin.fbase = fs->base_font ()->ascent;
742		800
743	// TODO: screen needs to be told about new fonts	801	if (res)
744
745	if (TermWin.parent[0])
746	{	802	{
747	resize_all_windows (0, 0, 0);	803	fs->populate (res);
748	scr_remap_chars ();	804	fs->set_prop (prop2, false);
749	scr_touch (true);
750	}	805	}
		806	else
		807	{
		808	fs->populate (fontset[0]->fontdesc);
751		809
752	return true;	810	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		811	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		812
		813	fs->set_prop (prop2, true);
		814	}
		815
753	}	816	}
		817	#else
		818	fontset[style] = fontset[0];
		819	#endif
		820	}
		821
		822	if (parent[0])
754	}	823	{
		824	resize_all_windows (0, 0, 0);
		825	scr_remap_chars ();
		826	scr_touch (true);
		827	}
755		828
756	return false;	829	return true;
757	}	830	}
758		831
759	bool	832	void
760	rxvt_term::font_up_down (int n, int direction)	833	rxvt_term::set_string_property (Atom prop, const char *str, int len)
761	{	834	{
762	return false;	835	XChangeProperty (dpy, parent[0],
		836	prop, XA_STRING, 8, PropModeReplace,
		837	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		838	}
		839
		840	void
		841	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		842	{
		843	XTextProperty ct;
		844
		845	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		846	{
		847	XSetTextProperty (dpy, parent[0], &ct, prop);
		848	XFree (ct.value);
		849	}
		850	}
		851
		852	void
		853	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		854	{
		855	wchar_t *ws = rxvt_mbstowcs (str, len);
		856	char *s = rxvt_wcstoutf8 (ws);
		857
		858	XChangeProperty (dpy, parent[0],
		859	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		860	(const unsigned char *)s, strlen (s));
		861
		862	free (s);
		863	free (ws);
763	}	864	}
764		865
765	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
766	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
767	/* xterm sequences - title, iconName, color (exptl) */	868	/* xterm sequences - title, iconName, color (exptl) */
768	void	869	void
769	rxvt_term::set_title (const char *str)	870	rxvt_term::set_title (const char *str)
770	{	871	{
771	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_NAME, str);
772	XStoreName (display->display, TermWin.parent[0], str);	873	#if ENABLE_EWMH
773	#else	874	set_utf8_property (xa[XA_NET_WM_NAME], str);
774	char *name;
775
776	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777	name = NULL;
778	if (name == NULL || STRCMP (name, str))
779	XStoreName (display->display, TermWin.parent[0], str);
780	if (name)
781	XFree (name);
782	#endif	875	#endif
783	}	876	}
784		877
785	void	878	void
786	rxvt_term::set_iconName (const char *str)	879	rxvt_term::set_icon_name (const char *str)
787	{	880	{
788	#ifndef SMART_WINDOW_TITLE	881	set_mbstring_property (XA_WM_ICON_NAME, str);
789	XSetIconName (display->display, TermWin.parent[0], str);	882	#if ENABLE_EWMH
790	#else	883	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791	char *name;
792
793	if (XGetIconName (display->display, TermWin.parent[0], &name))
794	name = NULL;
795	if (name == NULL || STRCMP (name, str))
796	XSetIconName (display->display, TermWin.parent[0], str);
797	if (name)
798	XFree (name);
799	#endif	884	#endif
800	}	885	}
801		886
		887	void
		888	rxvt_term::set_window_color (int idx, const char *color)
		889	{
802	#ifdef XTERM_COLOR_CHANGE	890	#ifdef XTERM_COLOR_CHANGE
803	void
804	rxvt_term::set_window_color (int idx, const char *color)
805	{
806	rxvt_color xcol;	891	rxvt_color xcol;
807	int i;
808		892
809	if (color == NULL || *color == '\0')	893	if (color == NULL || *color == '\0')
810	return;	894	return;
811		895
		896	color = strdup (color);
		897	allocated.push_back ((void *)color);
		898	rs[Rs_color + idx] = color;
		899
812	/* handle color aliases */	900	/* handle color aliases */
813	if (isdigit (*color))	901	if (isdigit (*color))
814	{	902	{
815	i = atoi (color);	903	int i = atoi (color);
		904
816	if (i >= 8 && i <= 15)	905	if (i >= 8 && i <= 15)
		906	{
817	{ /* bright colors */	907	/* bright colors */
818	i -= 8;
819	# ifndef NO_BRIGHTCOLOR
820	PixColors[idx] = PixColors[minBrightCOLOR + i];	908	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
821	SET_PIXCOLOR (idx);
822	goto Done;	909	goto done;
823	# endif
824
825	}	910	}
		911
826	if (i >= 0 && i <= 7)	912	if (i >= 0 && i <= 7)
		913	{
827	{ /* normal colors */	914	/* normal colors */
828	PixColors[idx] = PixColors[minCOLOR + i];	915	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829	SET_PIXCOLOR (idx);
830	goto Done;	916	goto done;
831	}	917	}
832	}	918	}
833	if (!rXParseAllocColor (& xcol, color))	919
834	return;	920	set_color (xcol, color);
835	/* XStoreColor (display->display, XCMAP, XColor*); */
836		921
837	/*	922	/*
838	* FIXME: should free colors here, but no idea how to do it so instead,	923	* FIXME: should free colors here, but no idea how to do it so instead,
839	* so just keep gobbling up the colormap	924	* so just keep gobbling up the colormap
840	*/	925	*/
841	# if 0
842	for (i = Color_Black; i <= Color_White; i++)
843	if (PixColors[idx] == PixColors[i])
844	break;
845	if (i > Color_White)
846	{
847	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
848	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
849	DisplayPlanes (display->display, display->screen));
850	}
851	# endif
852		926
853	PixColors[idx] = xcol;	927	pix_colors_focused[idx] = xcol;
854	SET_PIXCOLOR (idx);
855		928
856	/* XSetWindowAttributes attr; */
857	/* Cursor cursor; */
858	Done:	929	done:
859	if (idx == Color_bg && ! (Options & Opt_transparent))
860	XSetWindowBackground (display->display, TermWin.vt,
861	PixColors[Color_bg]);
862
863	/* handle Color_BD, scrollbar background, etc. */	930	/*TODO: handle Color_BD, scrollbar background, etc. */
864		931
865	set_colorfgbg ();	932	update_fade_color (idx);
866	recolour_cursor ();	933	recolour_cursor ();
867	/* the only reasonable way to enforce a clean update */	934	scr_recolour ();
868	scr_poweron ();	935	#endif /* XTERM_COLOR_CHANGE */
869	}	936	}
870
871	#else
872	# define set_window_color (idx,color) ((void)0)
873	#endif /* XTERM_COLOR_CHANGE */
874		937
875	void	938	void
876	rxvt_term::recolour_cursor ()	939	rxvt_term::recolour_cursor ()
877	{	940	{
878	#if TODO	941	XColor fg, bg;
879	rxvt_color xcol[2];
880		942
881	xcol[0] = PixColors[Color_pointer];	943	(ISSET_PIXCOLOR (Color_pointer_fg)
882	xcol[1] = PixColors[Color_bg];	944	? pix_colors_focused[Color_pointer_fg]
883	XQueryColors (display->display, XCMAP, xcol, 2);	945	: pix_colors_focused[Color_fg]).get (fg);
884	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	946
885	#endif	947	(ISSET_PIXCOLOR (Color_pointer_bg)
		948	? pix_colors_focused[Color_pointer_bg]
		949	: pix_colors_focused[Color_bg]).get (bg);
		950
		951	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
886	}	952	}
887		953
888	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
889	/*	955	/*
890	* find if fg/bg matches any of the normal (low-intensity) colors	956	* find if fg/bg matches any of the normal (low-intensity) colors
891	*/	957	*/
892	void	958	void
893	rxvt_term::set_colorfgbg ()	959	rxvt_term::set_colorfgbg ()
894	{	960	{
895	unsigned int i;	961	unsigned int i;
896	const char *xpmb = "\0";	962	const char *xpmb = "";
897	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	963	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898		964
899	env_colorfgbg =
900	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901	STRCPY (fstr, "default");	965	strcpy (fstr, "default");
902	STRCPY (bstr, "default");	966	strcpy (bstr, "default");
903	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
904	if (PixColors[Color_fg] == PixColors[i])	968	if (pix_colors[Color_fg] == pix_colors[i])
905	{	969	{
906	sprintf (fstr, "%d", (i - Color_Black));	970	sprintf (fstr, "%d", (i - Color_Black));
907	break;	971	break;
908	}	972	}
		973
909	for (i = Color_Black; i <= Color_White; i++)	974	for (i = Color_Black; i <= Color_White; i++)
910	if (PixColors[Color_bg] == PixColors[i])	975	if (pix_colors[Color_bg] == pix_colors[i])
911	{	976	{
912	sprintf (bstr, "%d", (i - Color_Black));	977	sprintf (bstr, "%d", (i - Color_Black));
913	#ifdef XPM_BACKGROUND	978	#ifdef BG_IMAGE_FROM_FILE
914	xpmb = "default;";	979	xpmb = "default;";
915	#endif	980	#endif
916	break;	981	break;
917	}	982	}
918		983
919	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	984	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921	#ifndef NO_BRIGHTCOLOR
922	colorfgbg = DEFAULT_RSTYLE;
923	for (i = minCOLOR; i <= maxCOLOR; i++)
924	{
925	if (PixColors[Color_fg] == PixColors[i])
926	colorfgbg = SET_FGCOLOR (colorfgbg, i);
927	if (PixColors[Color_bg] == PixColors[i])
928	colorfgbg = SET_BGCOLOR (colorfgbg, i);
929	}
930	#endif
931	}	985	}
932		986
933	/*----------------------------------------------------------------------*/	987	/*----------------------------------------------------------------------*/
934	/*
935	* Colour determination for low colour displays, routine from
936	* Hans de Goede <hans@highrise.nl>
937	*/
938		988
939	int	989	bool
940	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	990	rxvt_term::set_color (rxvt_color &color, const char *name)
941	{	991	{
942	if (!screen_in_out->set (display, colour))	992	if (color.set (this, name))
943	{
944	rxvt_print_error ("can't allocate colour: %s", colour);
945	return false;
946	}
947
948	return true;	993	return true;
		994
		995	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		996	return false;
		997	}
		998
		999	void
		1000	rxvt_term::alias_color (int dst, int src)
		1001	{
		1002	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
949	}	1003	}
950		1004
951	/* -------------------------------------------------------------------- *	1005	/* -------------------------------------------------------------------- *
952	* - WINDOW RESIZING - *	1006	* - WINDOW RESIZING - *
953	* -------------------------------------------------------------------- */	1007	* -------------------------------------------------------------------- */
954	void	1008	void
955	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1009	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
956	{	1010	{
957	int fix_screen;	1011	int fix_screen;
		1012	int old_width = szHint.width;
		1013	int old_height = szHint.height;
958		1014
959	#ifdef SMART_RESIZE
960	int old_width = szHint.width, old_height = szHint.height;
961	#endif
962
963	window_calc (width, height);	1015	window_calc (newwidth, newheight);
		1016
		1017	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1018
		1019	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1020	if (set_hint)
		1021	{
		1022	szHint.flags &= ~(PBaseSize | PResizeInc);
964	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1023	XSetWMNormalHints (dpy, parent[0], &szHint);
		1024	szHint.flags |= PBaseSize | PResizeInc;
		1025	}
		1026
965	if (!ignoreparent)	1027	if (!ignoreparent)
966	{	1028	{
967	#ifdef SMART_RESIZE	1029	#ifdef SMART_RESIZE
968	/*	1030	/*
969	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1031	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
972	int x, y, x1, y1;	1034	int x, y, x1, y1;
973	int dx, dy;	1035	int dx, dy;
974	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1036	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975	Window unused_cr;	1037	Window unused_cr;
976		1038
977	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1039	XTranslateCoordinates (dpy, parent[0], display->root,
978	0, 0, &x, &y, &unused_cr);	1040	0, 0, &x, &y, &unused_cr);
979	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1041	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
980	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1042	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
981	/*	1043	/*
982	* if display->root isn't the parent window, a WM will probably have offset	1044	* if display->root isn't the parent window, a WM will probably have offset
983	* our position for handles and decorations. Counter it	1045	* our position for handles and decorations. Counter it
984	*/	1046	*/
…		…
986	{	1048	{
987	x -= x1;	1049	x -= x1;
988	y -= y1;	1050	y -= y1;
989	}	1051	}
990		1052
991	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1053	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
992	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1054	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
993	dx = old_width - szHint.width;	1055	dx = old_width - szHint.width;
994	dy = old_height - szHint.height;	1056	dy = old_height - szHint.height;
995		1057
996	/* Check position of the center of the window */	1058	/* Check position of the center of the window */
997	if (x < x1) /* left half */	1059	if (x < x1) /* left half */
998	dx = 0;	1060	dx = 0;
…		…
1001	if (y < y1) /* top half */	1063	if (y < y1) /* top half */
1002	dy = 0;	1064	dy = 0;
1003	else if (y == y1) /* exact center */	1065	else if (y == y1) /* exact center */
1004	dy /= 2;	1066	dy /= 2;
1005		1067
1006	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1068	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1007	szHint.width, szHint.height);	1069	szHint.width, szHint.height);
1008	#else	1070	#else
1009	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1071	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1010	szHint.height);
1011	#endif	1072	#endif
1012
1013	}	1073	}
1014		1074
1015	fix_screen = (TermWin.ncol != prev_ncol	1075	if (set_hint)
1016	|| TermWin.nrow != prev_nrow);	1076	XSetWMNormalHints (dpy, parent[0], &szHint);
1017		1077
		1078	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1079
1018	if (fix_screen || width != old_width || height != old_height)	1080	if (fix_screen || newwidth != old_width || newheight != old_height)
1019	{	1081	{
1020	if (scrollbar_visible ())	1082	if (scrollBar.state)
1021	{	1083	scrollBar.resize ();
1022	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1023	0, scrollbar_TotalWidth (), szHint.height);
1024	resize_scrollbar ();
1025	}
1026		1084
1027	if (menubar_visible ())	1085	XMoveResizeWindow (dpy, vt,
1028	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1086	window_vt_x, window_vt_y,
1029	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1030
1031	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1032	window_vt_y, TermWin_TotalWidth (),
1033	TermWin_TotalHeight ());	1087	width, height);
1034	scr_clear ();
1035	#ifdef XPM_BACKGROUND
1036	resize_pixmap ();
1037	#endif
1038		1088
		1089	#ifdef HAVE_BG_PIXMAP
		1090	if (bgPixmap.window_size_sensitive ())
		1091	update_background ();
		1092	#endif
1039	}	1093	}
1040		1094
1041	if (fix_screen || old_height == 0)	1095	if (fix_screen || old_height == 0)
1042	{
1043	int curr_screen = -1;
1044	int old_ncol = prev_ncol;
1045
1046	/* scr_reset only works on the primary screen */
1047	if (old_height) /* this is not the first time through */
1048	{
1049	unsigned int ncol = TermWin.ncol;
1050	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1051	curr_screen = scr_change_screen (PRIMARY);
1052	TermWin.ncol = ncol;
1053	}
1054
1055	scr_reset ();	1096	scr_reset ();
1056		1097
1057	if (curr_screen >= 0) /* this is not the first time through */	1098	#ifdef HAVE_BG_PIXMAP
1058	{	1099	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1059	scr_change_screen (curr_screen);	1100	// if (bgPixmap.pixmap)
1060	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1101	// scr_touch (false);
1061	}	1102	#endif
1062	}
1063
1064	old_width = szHint.width;
1065	old_height = szHint.height;
1066		1103
1067	#ifdef USE_XIM	1104	#ifdef USE_XIM
1068	IMSetStatusPosition ();	1105	IMSetPosition ();
1069	#endif	1106	#endif
1070	}	1107	}
1071		1108
1072	/*	1109	/*
1073	* Set the width/height of the vt window in characters. Units are pixels.	1110	* Set the width/height of the vt window in characters. Units are pixels.
1074	* good for toggling 80/132 columns	1111	* good for toggling 80/132 columns
1075	*/	1112	*/
1076	void	1113	void
1077	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1114	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1078	{	1115	{
1079	XWindowAttributes wattr;	1116	XWindowAttributes wattr;
1080		1117
1081	if (width == 0 || height == 0)	1118	if (newwidth == 0 || newheight == 0)
1082	{	1119	{
1083	XGetWindowAttributes (display->display, display->root, &wattr);	1120	XGetWindowAttributes (dpy, display->root, &wattr);
		1121
1084	if (width == 0)	1122	if (newwidth == 0)
1085	width = wattr.width - szHint.base_width;	1123	newwidth = wattr.width - szHint.base_width;
1086	if (height == 0)	1124	if (newheight == 0)
1087	height = wattr.height - szHint.base_height;	1125	newheight = wattr.height - szHint.base_height;
1088	}
1089	if (width != TermWin.width || height != TermWin.height)
1090	{	1126	}
		1127
		1128	if (newwidth != width || newheight != height)
		1129	{
1091	width += szHint.base_width;	1130	newwidth += szHint.base_width;
1092	height += szHint.base_height;	1131	newheight += szHint.base_height;
1093	resize_all_windows (width, height, 0);	1132	resize_all_windows (newwidth, newheight, 0);
1094	}	1133	}
1095	}	1134	}
1096		1135
1097	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
1098	* - X INPUT METHOD ROUTINES - *	1137	* - X INPUT METHOD ROUTINES - *
1099	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
1100	#ifdef USE_XIM	1139	#ifdef USE_XIM
1101		1140
1102	void	1141	void
		1142	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1143	{
		1144	fg = pix_colors [Color_fg];
		1145	bg = pix_colors [Color_bg];
		1146	}
		1147
		1148	void
1103	rxvt_term::im_set_size (XRectangle *size)	1149	rxvt_term::im_set_size (XRectangle &size)
1104	{	1150	{
1105	size->x = TermWin.int_bwidth;	1151	// the int_bwidth terms make no sense to me
1106	size->y = TermWin.int_bwidth;	1152	size.x = int_bwidth;
1107	size->width = Width2Pixel (TermWin.ncol);	1153	size.y = int_bwidth;
1108	size->height = Height2Pixel (TermWin.nrow);	1154	size.width = Width2Pixel (ncol) + int_bwidth;
		1155	size.height = Height2Pixel (nrow) + int_bwidth;
1109	}	1156	}
1110		1157
1111	void	1158	void
1112	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1159	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1160	XRectangle &status_rect,
		1161	const XRectangle &needed_rect)
1113	{	1162	{
1114	*fg = PixColors[Color_fg];	1163	preedit_rect.x = needed_rect.width;
1115	*bg = PixColors[Color_bg];	1164	preedit_rect.y = 0;
		1165	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1166	preedit_rect.height = fheight;
		1167
		1168	status_rect.x = 0;
		1169	status_rect.y = 0;
		1170	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1171	status_rect.height = fheight;
1116	}	1172	}
1117		1173
1118	/* Checking whether input method is running. */	1174	/* Checking whether input method is running. */
1119	bool	1175	bool
1120	rxvt_term::IMisRunning ()	1176	rxvt_term::IMisRunning ()
1121	{	1177	{
1122	char *p;	1178	Atom atom;
1123	Atom atom;	1179	Window win;
1124	Window win;
1125	char server[IMBUFSIZ];	1180	char server[IMBUFSIZ];
1126		1181
1127	/* get current locale modifier */	1182	/* get current locale modifier */
1128	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1183	if (char *p = XSetLocaleModifiers (0))
1129	{	1184	{
1130	STRCPY (server, "@server=");	1185	strcpy (server, "@server=");
1131	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1186	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1187
1132	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1188	if (p = strchr (server + 1, '@')) /* first one only */
1133	*p = '\0';	1189	*p = '\0';
1134		1190
1135	atom = XInternAtom (display->display, server, False);	1191	atom = XInternAtom (dpy, server, False);
1136	win = XGetSelectionOwner (display->display, atom);	1192	win = XGetSelectionOwner (dpy, atom);
		1193
1137	if (win != None)	1194	if (win != None)
1138	return True;	1195	return True;
1139	}	1196	}
		1197
1140	return False;	1198	return False;
1141	}	1199	}
1142		1200
1143	void	1201	void
1144	rxvt_term::IMSendSpot ()	1202	rxvt_term::IMSendSpot ()
1145	{	1203	{
1146	XPoint spot;	1204	XPoint nspot;
1147	XVaNestedList preedit_attr;	1205	XVaNestedList preedit_attr;
1148		1206
1149	if (Input_Context == NULL	1207	if (!Input_Context
1150	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1208	|| !focus
1151	|| ! (event_type == KeyPress	1209	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1152	|| event_type == Expose
1153	|| event_type == NoExpose
1154	|| event_type == SelectionNotify
1155	|| event_type == ButtonRelease || event_type == FocusIn)
1156	|| !IMisRunning ())
1157	return;	1210	return;
1158		1211
1159	im_set_position (&spot);	1212	im_set_position (nspot);
		1213
		1214	if (nspot.x == spot.x && nspot.y == spot.y)
		1215	return;
		1216
		1217	spot = nspot;
1160		1218
1161	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1219	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1220	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163	XFree (preedit_attr);	1221	XFree (preedit_attr);
1164	}	1222	}
1165		1223
1166	void	1224	void
1167	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168	XRectangle * needed_rect)
1169	{
1170	int mbh, vtx = 0;
1171
1172	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173	vtx = scrollbar_TotalWidth ();
1174
1175	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176	mbh -= TermWin.lineSpace;
1177
1178	preedit_rect->x = needed_rect->width + vtx;
1179	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182	preedit_rect->height = Height2Pixel (1);
1183
1184	status_rect->x = vtx;
1185	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188	status_rect->height = Height2Pixel (1);
1189	}
1190
1191	void
1192	rxvt_term::im_destroy ()	1225	rxvt_term::im_destroy ()
1193	{	1226	{
1194	if (Input_Context)
1195	{
1196	XDestroyIC (Input_Context);
1197	Input_Context = NULL;
1198	}
1199
1200	if (input_method)	1227	if (input_method)
1201	{	1228	{
		1229	if (Input_Context && input_method->xim)
		1230	XDestroyIC (Input_Context);
		1231
1202	display->put_xim (input_method);	1232	display->put_xim (input_method);
1203	input_method = 0;	1233	input_method = 0;
1204	}	1234	}
		1235
		1236	Input_Context = 0;
1205	}	1237	}
		1238
		1239	#ifdef ENABLE_XIM_ONTHESPOT
		1240
		1241	static void
		1242	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1243	{
		1244	((rxvt_term *)client_data)->make_current ();
		1245	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1246	}
		1247
		1248	static void
		1249	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1250	{
		1251	((rxvt_term *)client_data)->make_current ();
		1252	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1253	}
		1254
		1255	static void
		1256	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1257	{
		1258	rxvt_term *term = (rxvt_term *)client_data;
		1259	XIMText *text = call_data->text;
		1260
		1261	term->make_current ();
		1262
		1263	if (text)
		1264	{
		1265	wchar_t *str;
		1266
		1267	if (!text->encoding_is_wchar && text->string.multi_byte)
		1268	{
		1269	// of course, X makes it ugly again
		1270	if (term->rs[Rs_imLocale])
		1271	SET_LOCALE (term->rs[Rs_imLocale]);
		1272
		1273	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1274	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1275
		1276	if (term->rs[Rs_imLocale])
		1277	SET_LOCALE (term->locale);
		1278	}
		1279	else
		1280	str = text->string.wide_char;
		1281
		1282	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1283	DT_INT, call_data->caret,
		1284	DT_INT, call_data->chg_first,
		1285	DT_INT, call_data->chg_length,
		1286	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1287	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1288	DT_END));
		1289	}
		1290	else
		1291	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1292	DT_INT, call_data->caret,
		1293	DT_INT, call_data->chg_first,
		1294	DT_INT, call_data->chg_length,
		1295	DT_END));
		1296	}
		1297
		1298	#if 0
		1299	static void
		1300	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1301	{
		1302	((rxvt_term *)client_data)->make_current ();
		1303	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1304	DT_INT, call_data->position,
		1305	DT_INT, call_data->direction,
		1306	DT_INT, call_data->style,
		1307	DT_END));
		1308	}
		1309	#endif
		1310
		1311	#endif
1206		1312
1207	/*	1313	/*
1208	* Try to open a XIM with the current modifiers, then see if we can	1314	* Try to open a XIM with the current modifiers, then see if we can
1209	* open a suitable preedit type	1315	* open a suitable preedit type
1210	*/	1316	*/
1211	bool	1317	bool
1212	rxvt_term::IM_get_IC (const char *modifiers)	1318	rxvt_term::IM_get_IC (const char *modifiers)
1213	{	1319	{
1214	int i, j, found;	1320	int i, j, found;
1215	XIM xim;	1321	XIM xim;
1216	XPoint spot;	1322	XPoint spot;
1217	XRectangle rect, status_rect, needed_rect;	1323	XRectangle rect, status_rect, needed_rect;
1218	unsigned long fg, bg;	1324	unsigned long fg, bg;
1219	const char *p;	1325	const char *p;
1220	char **s;	1326	char **s;
1221	XIMStyles *xim_styles;	1327	XIMStyles *xim_styles;
1222	XVaNestedList preedit_attr, status_attr;	1328	#ifdef ENABLE_XIM_ONTHESPOT
		1329	XIMCallback xcb[4];
		1330	#endif
		1331
		1332	set_environ (envv);
1223		1333
1224	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225	return false;	1335	return false;
1226		1336
1227	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228	input_method = display->get_xim (locale, modifiers);	1337	input_method = display->get_xim (locale, modifiers);
1229	if (input_method == NULL)	1338	if (input_method == NULL)
1230	return false;	1339	return false;
1231		1340
1232	xim = input_method->xim;	1341	xim = input_method->xim;
		1342	spot.x = spot.y = -1;
1233		1343
1234	xim_styles = NULL;	1344	xim_styles = NULL;
1235	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1345	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236	|| !xim_styles || !xim_styles->count_styles)	1346	|| !xim_styles || !xim_styles->count_styles)
1237	{	1347	{
1238	display->put_xim (input_method);	1348	im_destroy ();
1239	return false;	1349	return false;
1240	}	1350	}
1241		1351
1242	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1352	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1353
		1354	for (int pi = 0; pi < 2; pi++)
		1355	{
		1356	p = pet[pi];
		1357
		1358	if (!p)
		1359	continue;
		1360
1243	s = rxvt_splitcommastring (p);	1361	s = rxvt_splitcommastring (p);
		1362
1244	for (i = found = 0; !found && s[i]; i++)	1363	for (i = found = 0; !found && s[i]; i++)
1245	{	1364	{
1246	if (!STRCMP (s[i], "OverTheSpot"))	1365	if (!strcmp (s[i], "OverTheSpot"))
1247	input_style = (XIMPreeditPosition | XIMStatusNothing);	1366	input_style = XIMPreeditPosition | XIMStatusNothing;
1248	else if (!STRCMP (s[i], "OffTheSpot"))	1367	else if (!strcmp (s[i], "OffTheSpot"))
1249	input_style = (XIMPreeditArea | XIMStatusArea);	1368	input_style = XIMPreeditArea | XIMStatusArea;
1250	else if (!STRCMP (s[i], "Root"))	1369	else if (!strcmp (s[i], "Root"))
1251	input_style = (XIMPreeditNothing | XIMStatusNothing);	1370	input_style = XIMPreeditNothing | XIMStatusNothing;
		1371	else if (!strcmp (s[i], "None"))
		1372	input_style = XIMPreeditNone | XIMStatusNone;
		1373	#ifdef ENABLE_XIM_ONTHESPOT
		1374	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1375	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1376	#endif
		1377	else
		1378	input_style = XIMPreeditNothing | XIMStatusNothing;
1252		1379
1253	for (j = 0; j < xim_styles->count_styles; j++)	1380	for (j = 0; j < xim_styles->count_styles; j++)
1254	if (input_style == xim_styles->supported_styles[j])	1381	if (input_style == xim_styles->supported_styles[j])
1255	{	1382	{
		1383	rxvt_freecommastring (s);
		1384
1256	found = 1;	1385	found = 1;
1257	break;	1386	goto foundpet;
		1387	}
		1388
1258	}	1389	}
1259	}
1260		1390
1261	for (i = 0; s[i]; i++)	1391	rxvt_freecommastring (s);
1262	free (s[i]);	1392	}
1263		1393
1264	free (s);	1394	foundpet:
		1395
1265	XFree (xim_styles);	1396	XFree (xim_styles);
1266		1397
1267	if (!found)	1398	if (!found)
1268	{	1399	{
1269	display->put_xim (input_method);	1400	im_destroy ();
1270	return false;	1401	return false;
1271	}	1402	}
1272		1403
1273	preedit_attr = status_attr = NULL;	1404	XFontSet fs = 0;
		1405	XVaNestedList preedit_attr = 0, status_attr = 0;
		1406
		1407	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1408	{
		1409	// fake us a font-set, please
		1410	char **missing_charset_list;
		1411	int missing_charset_count;
		1412	char *def_string;
		1413	char pat[512];
		1414
		1415	sprintf (pat,
		1416	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1419	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1420	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1421	"*",
		1422	fheight,
		1423	fheight + 1, fheight - 1,
		1424	fheight - 2, fheight + 2);
		1425
		1426	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1427	&missing_charset_list, &missing_charset_count, &def_string);
		1428
		1429	if (missing_charset_list)
		1430	XFreeStringList (missing_charset_list);
		1431
		1432	if (!fs)
		1433	{
		1434	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1435	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1436	}
		1437	}
1274		1438
1275	if (input_style & XIMPreeditPosition)	1439	if (input_style & XIMPreeditPosition)
1276	{	1440	{
1277	im_set_size (&rect);	1441	im_set_size (rect);
1278	im_set_position (&spot);	1442	im_set_position (spot);
1279	im_set_color (&fg, &bg);	1443	im_set_color (fg, bg);
1280		1444
1281	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1445	preedit_attr = XVaCreateNestedList (0,
		1446	XNForeground, fg,
		1447	XNBackground, bg,
		1448	XNArea, &rect,
1282	XNSpotLocation, &spot,	1449	XNSpotLocation, &spot,
1283	XNForeground, fg, XNBackground, bg,
1284	//XNFontSet, TermWin.fontset,	1450	XNFontSet, fs,
1285	NULL);	1451	NULL);
1286	}	1452	}
1287	else if (input_style & XIMPreeditArea)	1453	else if (input_style & XIMPreeditArea)
1288	{	1454	{
1289	im_set_color (&fg, &bg);	1455	im_set_color (fg, bg);
1290		1456
1291	/*	1457	/*
1292	* The necessary width of preedit area is unknown	1458	* The necessary width of preedit area is unknown
1293	* until create input context.	1459	* until create input context.
1294	*/	1460	*/
1295	needed_rect.width = 0;	1461	needed_rect.width = 0;
1296
1297	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1462	im_set_preedit_area (rect, status_rect, needed_rect);
1298		1463
1299	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1464	preedit_attr = XVaCreateNestedList (0,
		1465	XNForeground, fg,
1300	XNForeground, fg, XNBackground, bg,	1466	XNBackground, bg,
		1467	XNArea, &rect,
		1468	XNFontSet, fs,
		1469	NULL);
		1470	status_attr = XVaCreateNestedList (0,
		1471	XNForeground, fg,
		1472	XNBackground, bg,
		1473	XNArea, &status_rect,
1301	//XNFontSet, TermWin.fontset,	1474	XNFontSet, fs,
1302	NULL);	1475	NULL);
1303	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1476	}
1304	XNForeground, fg, XNBackground, bg,	1477	#if ENABLE_XIM_ONTHESPOT
1305	//XNFontSet, TermWin.fontset,	1478	else if (input_style & XIMPreeditCallbacks)
		1479	{
		1480	im_set_position (spot);
		1481
		1482	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1483	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1484	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1485	# if 0
		1486	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1487	# endif
		1488
		1489	preedit_attr = XVaCreateNestedList (0,
		1490	XNSpotLocation, &spot,
		1491	XNPreeditStartCallback, &xcb[0],
		1492	XNPreeditDoneCallback , &xcb[1],
		1493	XNPreeditDrawCallback , &xcb[2],
		1494	# if 0
		1495	XNPreeditCaretCallback, &xcb[3],
		1496	# endif
1306	NULL);	1497	NULL);
1307	}	1498	}
		1499	#endif
1308		1500
1309	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1501	Input_Context = XCreateIC (xim,
		1502	XNInputStyle, input_style,
1310	XNClientWindow, TermWin.parent[0],	1503	XNClientWindow, vt,
1311	XNFocusWindow, TermWin.parent[0],	1504	XNFocusWindow, parent[0],
1312	preedit_attr ? XNPreeditAttributes : NULL,	1505	preedit_attr ? XNPreeditAttributes : NULL,
1313	preedit_attr,	1506	preedit_attr,
1314	status_attr ? XNStatusAttributes : NULL,	1507	status_attr ? XNStatusAttributes : NULL,
1315	status_attr, NULL);	1508	status_attr, NULL);
		1509
1316	if (preedit_attr) XFree (preedit_attr);	1510	if (preedit_attr) XFree (preedit_attr);
1317	if (status_attr) XFree (status_attr);	1511	if (status_attr) XFree (status_attr);
		1512	if (fs) XFreeFontSet (dpy, fs);
1318		1513
1319	if (Input_Context == NULL)	1514	if (Input_Context == NULL)
1320	{	1515	{
1321	rxvt_print_error ("failed to create input context");	1516	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322	display->put_xim (input_method);	1517	im_destroy ();
1323	return false;	1518	return false;
1324	}	1519	}
1325		1520
1326	if (input_style & XIMPreeditArea)	1521	#if 0
		1522	// unfortunately, only the focus window is used by XIM, hard to fix
		1523	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1524	vt_select_input ();
		1525	#endif
		1526
1327	IMSetStatusPosition ();	1527	IMSetPosition ();
1328		1528
1329	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1330	return true;	1529	return true;
1331	}	1530	}
1332		1531
1333	void	1532	void
1334	rxvt_term::im_cb ()	1533	rxvt_term::im_cb ()
1335	{	1534	{
1336	int i, found, had_im;	1535	int i;
1337	const char *p;	1536	const char *p;
1338	char **s;	1537	char **s;
1339	char buf[IMBUFSIZ];	1538	char buf[IMBUFSIZ];
1340		1539
		1540	make_current ();
		1541
1341	im_destroy ();	1542	im_destroy ();
1342		1543
1343	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344	if (Input_Context)	1544	if (Input_Context)
1345	return;	1545	return;
1346		1546
1347	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1547	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1348	if (rs[Rs_imLocale])	1548	if (rs[Rs_imLocale])
…		…
1353	if (p && *p)	1553	if (p && *p)
1354	{	1554	{
1355	bool found = false;	1555	bool found = false;
1356		1556
1357	s = rxvt_splitcommastring (p);	1557	s = rxvt_splitcommastring (p);
		1558
1358	for (i = 0; s[i]; i++)	1559	for (i = 0; s[i]; i++)
1359	{	1560	{
1360	if (*s[i])	1561	if (*s[i])
1361	{	1562	{
1362	STRCPY (buf, "@im=");	1563	strcpy (buf, "@im=");
1363	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1564	strncat (buf, s[i], IMBUFSIZ - 5);
1364	if (IM_get_IC (buf))	1565	if (IM_get_IC (buf))
1365	{	1566	{
1366	found = true;	1567	found = true;
1367	break;	1568	break;
1368	}	1569	}
1369	}	1570	}
1370	}	1571	}
1371	for (i = 0; s[i]; i++)	1572
1372	free (s[i]);	1573	rxvt_freecommastring (s);
1373	free (s);
1374		1574
1375	if (found)	1575	if (found)
1376	goto done;	1576	goto done;
1377	}	1577	}
1378		1578
…		…
1390	SET_LOCALE (locale);	1590	SET_LOCALE (locale);
1391	#endif	1591	#endif
1392	}	1592	}
1393		1593
1394	void	1594	void
1395	rxvt_term::IMSetStatusPosition ()	1595	rxvt_term::IMSetPosition ()
1396	{	1596	{
1397	XRectangle preedit_rect, status_rect, *needed_rect;	1597	XRectangle preedit_rect, status_rect, *needed_rect;
1398	XVaNestedList preedit_attr, status_attr;	1598	XVaNestedList preedit_attr, status_attr;
1399		1599
1400	if (Input_Context == NULL	1600	if (!Input_Context
1401	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1601	|| !focus
		1602	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1402	|| !IMisRunning ())	1603	|| !IMisRunning ())
1403	return;	1604	return;
1404		1605
		1606	if (input_style & XIMPreeditPosition)
		1607	{
		1608	im_set_size (preedit_rect);
		1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1610
		1611	XSetICValues (Input_Context,
		1612	XNPreeditAttributes, preedit_attr, NULL);
		1613	}
		1614	else
		1615	{
1405	/* Getting the necessary width of preedit area */	1616	/* Getting the necessary width of preedit area */
1406	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1617	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1618	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408	XFree (status_attr);	1619	XFree (status_attr);
1409		1620
1410	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1621	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1622	XFree (needed_rect);
1411		1623
1412	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1624	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1625	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414		1626
1415	XSetICValues (Input_Context,	1627	XSetICValues (Input_Context,
1416	XNPreeditAttributes, preedit_attr,	1628	XNPreeditAttributes, preedit_attr,
1417	XNStatusAttributes, status_attr, NULL);	1629	XNStatusAttributes, status_attr,
		1630	NULL);
1418		1631
		1632	XFree (status_attr);
		1633	}
		1634
1419	XFree (preedit_attr);	1635	XFree (preedit_attr);
1420	XFree (status_attr);
1421	}	1636	}
1422	#endif /* USE_XIM */	1637	#endif /* USE_XIM */
1423		1638
1424	/*----------------------------------------------------------------------*/	1639	void
1425	rxvt_t rxvt_current_term;	1640	rxvt_term::get_window_origin (int &x, int &y)
		1641	{
		1642	Window cr;
		1643	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1644	}
		1645
		1646	Pixmap
		1647	rxvt_term::get_pixmap_property (int prop_id)
		1648	{
		1649	if (prop_id > 0 && prop_id < NUM_XA)
		1650	if (xa[prop_id])
		1651	{
		1652	int aformat;
		1653	unsigned long nitems, bytes_after;
		1654	Atom atype;
		1655	unsigned char *prop = NULL;
		1656	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1657	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1658	&nitems, &bytes_after, &prop);
		1659	if (result == Success && prop && atype == XA_PIXMAP)
		1660	return *(Pixmap *)prop;
		1661	}
		1662
		1663	return None;
		1664	}
		1665
		1666	#ifdef HAVE_BG_PIXMAP
		1667
		1668	void
		1669	rxvt_term::update_background ()
		1670	{
		1671	if (update_background_ev.is_active ())
		1672	return;
		1673
		1674	bgPixmap.invalidate ();
		1675
		1676	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1677
		1678	if (to_wait <= 0.)
		1679	bgPixmap.render ();
		1680	else
		1681	update_background_ev.start (to_wait);
		1682	}
		1683
		1684	void
		1685	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1686	{
		1687	make_current ();
		1688
		1689	update_background_ev.stop ();
		1690	bgPixmap.render ();
		1691	refresh_check ();
		1692	}
		1693
		1694	#endif /* HAVE_BG_PIXMAP */
1426		1695
1427	/*----------------------- end-of-file (C source) -----------------------*/	1696	/*----------------------- end-of-file (C source) -----------------------*/

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