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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.28 by pcg, Mon Feb 9 22:45:29 2004 UTC vs.
Revision 1.387 by sf-exg, Sun Dec 30 15:38:04 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <assert.h>
36	#include <signal.h>	42	#include <signal.h>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	43	#include <string.h>
40	#endif
41		44
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	45	#include <termios.h>
44	#endif
45		46
46	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
47		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
48	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
49		61
50	void	62	bool
51	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
52	{	64	{
53	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
54	{	66
55	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
57	}	75	return true;
58	}	76	}
59		77
60	void *	78	void
61	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
62	{	80	{
63	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
64		84
65	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
66	return p;	148	return len;
67	}
68		149
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	150	}
		151	#endif
74		152
75	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
76	:	154	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	156	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	157	#endif
86	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88	#endif	160	#endif
89	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91	#endif	179	#endif
92	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	182	#endif
95	check_ev (this, &rxvt_term::check_cb),	183	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),	185	#endif
98	incr_ev (this, &rxvt_term::incr_cb)	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
99	{	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
100	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
101	}	212	}
102		213
103	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
104	{	215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244	if (gc) XFreeGC (dpy, gc);
		245
		246	delete drawable;
		247	// destroy all windows
		248	if (parent)
		249	XDestroyWindow (dpy, parent);
		250
		251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	pix_colors_unfocused [i].free (this);
		257	#endif
		258	}
		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
		263	displays.put (display);
		264	}
		265
105	scr_release ();	266	scr_release ();
106		267
		268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	free (selection.clip_text);
107	free (locale);	274	free (locale);
108	free (codeset);	275	free (v_buffer);
109		276
110	#ifndef NO_SETOWNER_TTYDEV	277	delete selection_req;
111	privileged_ttydev (RESTORE);
112	#endif
113	#ifdef UTMP_SUPPORT
114	privileged_utmp (RESTORE);
115	#endif
116	#ifdef USE_XIM
117	if (Input_Context)
118	{
119	XDestroyIC (Input_Context);
120	Input_Context = NULL;
121	}
122	#endif
123		278
124	if (TermWin.parent[0])	279	delete envv;
125	XDestroyWindow (display->display, TermWin.parent[0]);	280	delete argv;
126		281
127	// TODO: free pixcolours, colours should become part of rxvt_display	282	#ifdef KEYSYM_RESOURCE
		283	delete keyboard;
		284	#endif
		285	#ifndef NO_RESOURCES
		286	XrmDestroyDatabase (option_db);
		287	#endif
		288	}
128		289
129	delete PixColors;	290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (ev::child &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
130		295
131	if (cmd_fd >= 0)	296	cmd_pid = 0;
132	close (cmd_fd);	297
		298	if (!option (Opt_hold))
		299	destroy ();
		300	}
		301
		302	void
		303	rxvt_term::destroy ()
		304	{
		305	if (destroy_ev.is_active ())
		306	return;
		307
		308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
133		313
134	if (display)	314	if (display)
135	displays.release (display);
136	}
137
138	void
139	rxvt_term::destroy ()
140	{
141	if (display)
142	{	315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	scrollbar_ev.stop (display);
		320	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		321	rootwin_ev.stop (display);
		322	#endif
143	termwin_ev.stop (display);	323	termwin_ev.stop (display);
144	vt_ev.stop (display);	324	vt_ev.stop (display);
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	325	}
152		326
153	check_ev.stop ();	327	flush_ev.stop ();
154	pty_ev.stop ();	328	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	329	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	330	cursor_blink_ev.stop ();
157	#endif	331	#endif
158	#ifdef TEXT_BLINK	332	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	333	text_blink_ev.stop ();
160	#endif	334	#endif
		335	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		336	cont_scroll_ev.stop ();
		337	#endif
		338	#ifdef SELECTION_SCROLLING
		339	sel_scroll_ev.stop ();
		340	#endif
161	#ifdef POINTER_BLANK	341	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	342	pointer_ev.stop ();
163	#endif	343	#endif
164		344
165	destroy_ev.start (0);	345	destroy_ev.start ();
166	}	346	}
167		347
168	void	348	void
169	rxvt_term::destroy_cb (time_watcher &w)	349	rxvt_term::destroy_cb (ev::idle &w, int revents)
170	{	350	{
171	SET_R (this);	351	make_current ();
172		352
173	delete this;	353	delete this;
174	}	354	}
175		355
		356	void
		357	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		358	{
		359	if (!opt)
		360	return;
		361
		362	uint8_t mask = 1 << (opt & 7);
		363	uint8_t &val = options [opt >> 3];
		364
		365	val = val & ~mask | (set ? mask : 0);
		366	}
		367
176	/*----------------------------------------------------------------------*/	368	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */	369	/*
178	/* LIBPROTO */	370	* Exit gracefully, clearing the utmp entry and restoring tty attributes
179	rxvt_t	371	*/
180	rxvt_init (int argc, const char *const *argv)	372	static XErrorHandler old_xerror_handler;
181	{
182	SET_R (new rxvt_term);
183		373
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	374	static void
		375	rxvt_emergency_cleanup ()
		376	{
		377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		378	(*t)->emergency_cleanup ();
		379	}
		380
		381	#if !ENABLE_MINIMAL
		382	static void ecb_cold
		383	print_x_error (Display *dpy, XErrorEvent *event)
		384	{
		385	char buffer[BUFSIZ];
		386	char mesg[BUFSIZ];
		387	char number[32];
		388
		389	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		390
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		392	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		393
		394	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		395	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		396	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		397
		398	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		399	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		400
		401	if (event->request_code >= 128)
185	{	402	{
186	delete GET_R;
187	SET_R (0);
188	}
189
190	return GET_R;
191	}
192
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195	void
196	rxvt_init_signals ()
197	{
198	/* install exit handler for cleanup */
199	#if 0	403	#if 0
200	#ifdef HAVE_ATEXIT	404	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
201	atexit(rxvt_clean_exit);	405	int nexts;
		406	char **exts = XListExtensions (dpy, &nexts);
		407
		408	while (nexts)
		409	{
		410	char *extname = exts [nexts - 1];
		411	int major, first_event, first_error;
		412
		413	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		414	{
		415	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		416	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		417
		418	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		419	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		420	rxvt_warn ("+ (which is %s)\n", buffer);
		421
		422	break;
		423	}
		424
		425	printf ("nextss %d %s\n", nexts, extname);//D
		426	--nexts;
		427	++exts;
		428	}
202	#else	429	#else
		430	int nexts = 0;
		431	char **exts = 0;
203	#endif	432	#endif
204	#endif
205		433
206	struct sigaction sa;	434	if (!nexts)
		435	{
		436	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
207		437
208	sigfillset (&sa.sa_mask);	438	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	439	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}
223
224	bool
225	rxvt_term::init (int argc, const char *const *argv)
226	{
227	/*
228	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems
233	*/
234	privileges (SAVE);
235	privileges (IGNORE);
236
237	init_secondary ();
238
239	const char **cmd_argv = init_resources (argc, argv);
240
241	set_locale ("");
242
243	#if (MENUBAR_MAX)
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259		440
260	#if 0	441	#if 0
261	#ifdef DEBUG_X	442	sprintf (number, "RENDER.%d", event->minor_code);
262	XSynchronize(display->display, True);	443	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		444	rxvt_warn ("+ (which is %s)\n", buffer);
263	#endif	445	#endif
264	#endif	446	}
265		447
266	#ifdef HAVE_SCROLLBARS	448	XFreeExtensionList (exts);
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}	449	}
280	#endif	450	else
		451	{
		452	sprintf (number, "%d", event->request_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	}
281		456
282	rootwin_ev.start (display, display->root);	457	if (event->error_code == BadWindow
		458	|| event->error_code == BadPixmap
		459	|| event->error_code == BadCursor
		460	|| event->error_code == BadFont
		461	|| event->error_code == BadDrawable
		462	|| event->error_code == BadColor
		463	|| event->error_code == BadGC
		464	|| event->error_code == BadIDChoice
		465	|| event->error_code == BadValue
		466	|| event->error_code == BadAtom)
		467	{
		468	if (event->error_code == BadValue)
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		470	else if (event->error_code == BadAtom)
		471	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		472	else
		473	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
283		474
284	XMapWindow (display->display, TermWin.vt);	475	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;	476	}
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}	477	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal(sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error("signal %d", sig);
329	#endif	478	#endif
330	rxvt_clean_exit();
331	kill(getpid(), sig);
332	}
333		479
334	/* INTPROTO */	480	int ecb_cold
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)	481	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{	482	{
338	if (GET_R->allowedxerror == -1)	483	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;	484	GET_R->allowedxerror = event->error_code;
340	else	485	else
341	{	486	{
		487	// GET_R is most likely not the terminal which caused the error,
		488	// so just output the error and continue
		489	#if ENABLE_MINIMAL
342	old_xerror_handler (display, event);	490	old_xerror_handler (display, event);
343	GET_R->destroy ();	491	#else
		492	print_x_error (display, event);
		493	#endif
344	}	494	}
345		495
346	return 0;	496	return 0;
		497	}
		498
		499	int ecb_cold
		500	rxvt_xioerror_handler (Display *display)
		501	{
		502	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		503	DisplayString (display));
		504	rxvt_emergency_cleanup ();
		505	_exit (EXIT_FAILURE);
		506	}
		507
		508	static struct sig_handlers
		509	{
		510	ev::sig sw_term, sw_int;
		511
		512	/*
		513	* Catch a fatal signal and tidy up before quitting
		514	*/
		515	void sig_term (ev::sig &w, int revents);
		516
		517	sig_handlers ()
		518	{
		519	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		520	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		521	}
		522	} sig_handlers;
		523
		524	void
		525	sig_handlers::sig_term (ev::sig &w, int revents)
		526	{
		527	rxvt_emergency_cleanup ();
		528	w.stop ();
		529	kill (getpid (), w.signum);
		530	}
		531
		532	static void
		533	rxvt_get_ttymode (struct termios *tio)
		534	{
		535	if (tcgetattr (STDIN_FILENO, tio) < 0)
		536	memset (tio, 0, sizeof (struct termios));
		537
		538	for (int i = 0; i < NCCS; i++)
		539	tio->c_cc[i] = VDISABLE;
		540
		541	tio->c_cc[VINTR] = CINTR;
		542	tio->c_cc[VQUIT] = CQUIT;
		543	tio->c_cc[VERASE] = CERASE;
		544	#ifdef VERASE2
		545	tio->c_cc[VERASE2] = CERASE2;
		546	#endif
		547	tio->c_cc[VKILL] = CKILL;
		548	tio->c_cc[VEOF] = CEOF;
		549	tio->c_cc[VSTART] = CSTART;
		550	tio->c_cc[VSTOP] = CSTOP;
		551	tio->c_cc[VSUSP] = CSUSP;
		552	# ifdef VDSUSP
		553	tio->c_cc[VDSUSP] = CDSUSP;
		554	# endif
		555	# ifdef VREPRINT
		556	tio->c_cc[VREPRINT] = CRPRNT;
		557	# endif
		558	# ifdef VDISCRD
		559	tio->c_cc[VDISCRD] = CFLUSH;
		560	# endif
		561	# ifdef VWERSE
		562	tio->c_cc[VWERSE] = CWERASE;
		563	# endif
		564	# ifdef VLNEXT
		565	tio->c_cc[VLNEXT] = CLNEXT;
		566	# endif
		567	# ifdef VSTATUS
		568	tio->c_cc[VSTATUS] = CSTATUS;
		569	# endif
		570
		571	# if VMIN != VEOF
		572	tio->c_cc[VMIN] = 1;
		573	# endif
		574	# if VTIME != VEOL
		575	tio->c_cc[VTIME] = 0;
		576	# endif
		577
		578	/* input modes */
		579	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		580	# ifdef IMAXBEL
		581	| IMAXBEL
		582	# endif
		583	| IXON);
		584
		585	/* output modes */
		586	tio->c_oflag = (OPOST | ONLCR);
		587
		588	/* control modes */
		589	tio->c_cflag = (CS8 | CREAD);
		590
		591	/* local modes */
		592	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		593	# if defined (ECHOCTL) && defined (ECHOKE)
		594	| ECHOCTL | ECHOKE
		595	# endif
		596	| ECHOE | ECHOK);
		597	}
		598
		599	char **rxvt_environ; // startup environment
		600
		601	void
		602	rxvt_init ()
		603	{
		604	assert (("fontMask must not overlap other RS masks",
		605	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		606
		607	rxvt_get_ttymode (&rxvt_term::def_tio);
		608
		609	// get rid of stdin/stdout as we don't need them, to free resources
		610	dup2 (STDERR_FILENO, STDIN_FILENO);
		611	dup2 (STDERR_FILENO, STDOUT_FILENO);
		612
		613	if (!ev_default_loop ())
		614	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		615
		616	rxvt_environ = environ;
		617
		618	signal (SIGHUP, SIG_IGN);
		619	signal (SIGPIPE, SIG_IGN);
		620
		621	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		622	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		623
		624	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		625	// TODO: handle this with exceptions and tolerate the memory loss
		626	XSetIOErrorHandler (rxvt_xioerror_handler);
		627
		628	XrmInitialize ();
		629
		630	#if HAVE_PIXBUF
		631	g_type_init ();
		632	#endif
347	}	633	}
348		634
349	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
350	/*	636	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can
353	*/
354	/* EXTPROTO */
355	void
356	rxvt_clean_exit ()
357	{
358	GET_R->destroy ();
359	}
360
361	/* ------------------------------------------------------------------------- *
362	* MEMORY ALLOCATION WRAPPERS *
363	* ------------------------------------------------------------------------- */
364	/* EXTPROTO */
365	void *
366	rxvt_malloc(size_t size)
367	{
368	void *p;
369
370	p = malloc(size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* EXTPROTO */
381	void *
382	rxvt_calloc(size_t number, size_t size)
383	{
384	void *p;
385
386	p = calloc(number, size);
387	if (p)
388	return p;
389
390	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit();
392	exit(EXIT_FAILURE);
393	/* NOTREACHED */
394	}
395
396	/* EXTPROTO */
397	void *
398	rxvt_realloc(void *ptr, size_t size)
399	{
400	void *p;
401
402	if (ptr)
403	p = realloc(ptr, size);
404	else
405	p = malloc(size);
406	if (p)
407	return p;
408
409	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410	rxvt_clean_exit();
411	exit(EXIT_FAILURE);
412	/* NOTREACHED */
413	}
414
415	/* ------------------------------------------------------------------------- *
416	* PRIVILEGED OPERATIONS *
417	* ------------------------------------------------------------------------- */
418	/* take care of suid/sgid super-user (root) privileges */
419	void
420	rxvt_term::privileges (int mode)
421	{
422	#if ! defined(__CYGWIN32__)
423	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424	/* setreuid() is the poor man's setuid(), seteuid() */
425	# define seteuid(a) setreuid(-1, (a))
426	# define setegid(a) setregid(-1, (a))
427	# define HAVE_SETEUID
428	# endif
429	# ifdef HAVE_SETEUID
430	switch (mode)
431	{
432	case IGNORE:
433	/*
434	* change effective uid/gid - not real uid/gid - so we can switch
435	* back to root later, as required
436	*/
437	seteuid(getuid());
438	setegid(getgid());
439	break;
440	case SAVE:
441	euid = geteuid();
442	egid = getegid();
443	break;
444	case RESTORE:
445	seteuid(euid);
446	setegid(egid);
447	break;
448	}
449	# else
450	switch (mode)
451	{
452	case IGNORE:
453	setuid(getuid());
454	setgid(getgid());
455	/* FALLTHROUGH */
456	case SAVE:
457	/* FALLTHROUGH */
458	case RESTORE:
459	break;
460	}
461	# endif
462	#endif
463	}
464
465	#ifdef UTMP_SUPPORT
466	void
467	rxvt_term::privileged_utmp (char action)
468	{
469	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470	action, next_utmp_action, getpid()));
471	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472	|| (Options & Opt_utmpInhibit)
473	|| ttydev == NULL || *ttydev == '\0')
474	return;
475
476	privileges (RESTORE);
477	if (action == SAVE)
478	{
479	next_utmp_action = RESTORE;
480	makeutent (ttydev, rs[Rs_display_name]);
481	}
482	else
483	{ /* action == RESTORE */
484	next_utmp_action = IGNORE;
485	cleanutent ();
486	}
487	privileges (IGNORE);
488	}
489	#endif
490
491	#ifndef NO_SETOWNER_TTYDEV
492	void
493	rxvt_term::privileged_ttydev (char action)
494	{
495	D_MAIN((stderr,
496	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
497	action, next_tty_action, getpid()));
498	if (next_tty_action != action || (action != SAVE && action != RESTORE)
499	|| ttydev == NULL || *ttydev == '\0')
500	return;
501
502	privileges (RESTORE);
503
504	if (action == SAVE)
505	{
506	next_tty_action = RESTORE;
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510	next_tty_action = IGNORE;
511	else
512	# endif
513
514	{
515	chown(ttydev, getuid(), ttygid); /* fail silently */
516	chmod(ttydev, ttymode);
517	# ifdef HAVE_REVOKE
518	revoke(ttydev);
519	# endif
520
521	}
522	}
523	else
524	{ /* action == RESTORE */
525	next_tty_action = IGNORE;
526	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527	chmod(ttydev, ttyfd_stat.st_mode);
528	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529	# else
530	chmod(ttydev,
531	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532	chown(ttydev, 0, 0);
533	# endif
534
535	}
536
537	privileges (IGNORE);
538
539	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541	action == RESTORE ? "Restoring" : (action ==
542	SAVE ? "Saving" :
543	"UNKNOWN ERROR for"), ttydev,
544	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545	ttyfd_stat.st_gid));
546	# endif
547	}
548	#endif
549
550	/*----------------------------------------------------------------------*/
551	/*
552	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculations for XSizeHint and other storage.
553	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
554	*/	639	*/
555	void	640	void
556	rxvt_term::window_calc (unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557	{	642	{
558	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
559	int x, y, sb_w, mb_h, flags;	644	int x, y, flags;
560	unsigned int w, h;	645	unsigned int w, h;
561	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
562		647
563	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564	TermWin.ncol, TermWin.nrow, szHint.width,
565	szHint.height));
566	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	648	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567	szHint.win_gravity = NorthWestGravity;	649	szHint.win_gravity = NorthWestGravity;
568	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	650	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569		651
570	recalc_x = recalc_y = 0;	652	recalc_x = recalc_y = 0;
571	flags = 0;	653	flags = 0;
		654
572	if (!parsed_geometry)	655	if (!parsed_geometry)
573	{	656	{
574	parsed_geometry = 1;	657	parsed_geometry = 1;
		658
575	if (rs[Rs_geometry])	659	if (rs[Rs_geometry])
576	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	660	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		661
577	if (flags & WidthValue)	662	if (flags & WidthValue)
578	{	663	{
579	TermWin.ncol = BOUND_POSITIVE_INT16(w);	664	if (!w)
		665	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		666
		667	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
580	szHint.flags |= USSize;	668	szHint.flags |= USSize;
581	}	669	}
		670
582	if (flags & HeightValue)	671	if (flags & HeightValue)
583	{	672	{
584	TermWin.nrow = BOUND_POSITIVE_INT16(h);	673	if (!h)
		674	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		675
		676	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
585	szHint.flags |= USSize;	677	szHint.flags |= USSize;
586	}	678	}
		679
587	if (flags & XValue)	680	if (flags & XValue)
588	{	681	{
589	szHint.x = x;	682	szHint.x = x;
590	szHint.flags |= USPosition;	683	szHint.flags |= USPosition;
		684
591	if (flags & XNegative)	685	if (flags & XNegative)
592	{	686	{
593	recalc_x = 1;	687	recalc_x = 1;
594	szHint.win_gravity = NorthEastGravity;	688	szHint.win_gravity = NorthEastGravity;
595	}	689	}
596	}	690	}
		691
597	if (flags & YValue)	692	if (flags & YValue)
598	{	693	{
599	szHint.y = y;	694	szHint.y = y;
600	szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
601	if (flags & YNegative)	697	if (flags & YNegative)
602	{	698	{
603	recalc_y = 1;	699	recalc_y = 1;
		700
604	if (szHint.win_gravity == NorthEastGravity)	701	if (szHint.win_gravity == NorthEastGravity)
605	szHint.win_gravity = SouthEastGravity;	702	szHint.win_gravity = SouthEastGravity;
606	else	703	else
607	szHint.win_gravity = SouthWestGravity;	704	szHint.win_gravity = SouthWestGravity;
608	}	705	}
609	}	706	}
610	}	707	}
		708
611	/* TODO: BOUNDS */	709	/* TODO: BOUNDS */
612	TermWin.width = TermWin.ncol * TermWin.fwidth;	710	width = ncol * fwidth;
613	TermWin.height = TermWin.nrow * TermWin.fheight;	711	height = nrow * fheight;
614	max_width = MAX_COLS * TermWin.fwidth;	712	max_width = MAX_COLS * fwidth;
615	max_height = MAX_ROWS * TermWin.fheight;	713	max_height = MAX_ROWS * fheight;
616		714
617	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	715	szHint.base_width = szHint.base_height = 2 * int_bwidth;
618		716
619	sb_w = mb_h = 0;
620	window_vt_x = window_vt_y = 0;	717	window_vt_x = window_vt_y = int_bwidth;
621	if (scrollbar_visible ())	718
		719	if (scrollBar.state)
622	{	720	{
623	sb_w = scrollbar_TotalWidth();	721	int sb_w = scrollBar.total_width ();
624	szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
625	if (!(Options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
626	window_vt_x = sb_w;	725	window_vt_x += sb_w;
627	}
628	if (menubar_visible ())
629	{	726	}
630	mb_h = menuBar_TotalHeight();	727
631	szHint.base_height += mb_h;
632	window_vt_y = mb_h;
633	}
634	szHint.width_inc = TermWin.fwidth;	728	szHint.width_inc = fwidth;
635	szHint.height_inc = TermWin.fheight;	729	szHint.height_inc = fheight;
636	szHint.min_width = szHint.base_width + szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
637	szHint.min_height = szHint.base_height + szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
638		732
639	if (width && width - szHint.base_width < max_width)	733	if (newwidth && newwidth - szHint.base_width < max_width)
640	{	734	{
641	szHint.width = width;	735	szHint.width = newwidth;
642	TermWin.width = width - szHint.base_width;	736	width = newwidth - szHint.base_width;
643	}	737	}
644	else	738	else
645	{	739	{
646	MIN_IT(TermWin.width, max_width);	740	min_it (width, max_width);
647	szHint.width = szHint.base_width + TermWin.width;	741	szHint.width = szHint.base_width + width;
648	}	742	}
		743
649	if (height && height - szHint.base_height < max_height)	744	if (newheight && newheight - szHint.base_height < max_height)
650	{	745	{
651	szHint.height = height;	746	szHint.height = newheight;
652	TermWin.height = height - szHint.base_height;	747	height = newheight - szHint.base_height;
653	}	748	}
654	else	749	else
655	{	750	{
656	MIN_IT(TermWin.height, max_height);	751	min_it (height, max_height);
657	szHint.height = szHint.base_height + TermWin.height;	752	szHint.height = szHint.base_height + height;
658	}	753	}
659	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
660	window_sb_x = szHint.width - sb_w;
661		754
662	if (recalc_x)	755	if (recalc_x)
663	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	756	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
664	- szHint.width - 2 * TermWin.ext_bwidth);	757
665	if (recalc_y)	758	if (recalc_y)
666	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	759	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
667	- szHint.height - 2 * TermWin.ext_bwidth);
668		760
669	TermWin.ncol = TermWin.width / TermWin.fwidth;	761	ncol = width / fwidth;
670	TermWin.nrow = TermWin.height / TermWin.fheight;	762	nrow = height / fheight;
671	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	763
672	TermWin.ncol, TermWin.nrow, szHint.width,	764	// When the size of the vt window is not a multiple of the cell
673	szHint.height));	765	// size, i.e., when the wm does not honour our size hints, there are
674	return;	766	// extra areas not covered by the terminal screen. Such gaps, when a
		767	// bg pixmap is set, would have to be cleared manually to properly
		768	// refresh the background. We take the simpler route and shrink the
		769	// vt window so as to avoid creating gaps.
		770	vt_width = ncol * fwidth;
		771	vt_height = nrow * fheight;
675	}	772	}
676		773
677	/*----------------------------------------------------------------------*/	774	/*----------------------------------------------------------------------*/
678	/*	775	/*
679	* Tell the teletype handler what size the window is.	776	* Tell the teletype handler what size the window is.
680	* Called after a window size change.	777	* Called after a window size change.
681	*/	778	*/
682	void	779	void
683	rxvt_term::tt_winch ()	780	rxvt_term::tt_winch ()
684	{	781	{
		782	if (pty->pty < 0)
		783	return;
		784
685	struct winsize ws;	785	struct winsize ws;
686		786
687	if (cmd_fd < 0)
688	return;
689
690	ws.ws_col = TermWin.ncol;	787	ws.ws_col = ncol;
691	ws.ws_row = TermWin.nrow;	788	ws.ws_row = nrow;
692	ws.ws_xpixel = ws.ws_ypixel = 0;	789	ws.ws_xpixel = vt_width;
693	#ifndef DEBUG_SIZE	790	ws.ws_ypixel = vt_height;
694	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	791	ioctl (pty->pty, TIOCSWINSZ, &ws);
		792
		793	#if 0
		794	// TIOCSWINSZ is supposed to do this automatically and correctly
		795	if (cmd_pid) /* force through to the command */
		796	kill (-cmd_pid, SIGWINCH);
		797	#endif
		798	}
		799
		800	/*----------------------------------------------------------------------*/
		801	/* load and set the various fonts */
		802	bool
		803	rxvt_term::set_fonts ()
		804	{
		805	rxvt_fontset *fs = new rxvt_fontset (this);
		806	rxvt_fontprop prop;
		807
		808	if (!fs
		809	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		810	|| !fs->realize_font (1))
		811	{
		812	delete fs;
		813	return false;
		814	}
		815
		816	#if ENABLE_STYLES
		817	for (int i = RS_styleCount; --i; )
		818	if (fontset[i] != fontset[0])
		819	delete fontset[i];
		820	#endif
		821
		822	delete fontset[0];
		823	fontset[0] = fs;
		824
		825	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		826	prop.width = max (prop.width + letterSpace, 1);
		827
		828	fs->set_prop (prop, false);
		829
		830	fwidth = prop.width;
		831	fheight = prop.height + lineSpace;
		832	fbase = prop.ascent;
		833
		834	for (int style = 1; style < 4; style++)
		835	{
		836	#if ENABLE_STYLES
		837	const char *res = rs[Rs_font + style];
		838
		839	if (res && !*res)
		840	fontset[style] = fontset[0];
		841	else
		842	{
		843	fontset[style] = fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop2 = prop;
		845
		846	if (res)
		847	{
		848	fs->populate (res);
		849	fs->set_prop (prop2, false);
		850	}
		851	else
		852	{
		853	fs->populate (fontset[0]->fontdesc);
		854
		855	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		856	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		857
		858	fs->set_prop (prop2, true);
		859	}
		860
		861	}
695	#else	862	#else
696	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	863	fontset[style] = fontset[0];
697	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
698	# ifdef SIGWINCH
699	else if (cmd_pid) /* force through to the command */
700	kill (cmd_pid, SIGWINCH);
701	# endif	864	#endif
702	#endif	865	}
703	}
704		866
705	/*----------------------------------------------------------------------*/	867	if (parent)
706	/* rxvt_change_font() - Switch to a new font */	868	{
707	/*	869	resize_all_windows (0, 0, 0);
708	* init = 1 - initialize	870	scr_remap_chars ();
709	*	871	scr_touch (true);
710	* fontname == FONT_UP - switch to bigger font	872	}
711	* fontname == FONT_DN - switch to smaller font
712	*/
713	void
714	rxvt_term::change_font (int init, const char *fontname)
715	{}
716		873
		874	return true;
		875	}
		876
717	void	877	void
718	rxvt_term::font_up_down (int n, int direction)	878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
719	{}	879	{
		880	XChangeProperty (dpy, parent,
		881	prop, XA_STRING, 8, PropModeReplace,
		882	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		883	}
		884
		885	void
		886	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		887	{
		888	XTextProperty ct;
		889
		890	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		891	{
		892	XSetTextProperty (dpy, parent, &ct, prop);
		893	XFree (ct.value);
		894	}
		895	}
		896
		897	void
		898	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		899	{
		900	wchar_t *ws = rxvt_mbstowcs (str, len);
		901	char *s = rxvt_wcstoutf8 (ws);
		902
		903	XChangeProperty (dpy, parent,
		904	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		905	(const unsigned char *)s, strlen (s));
		906
		907	free (s);
		908	free (ws);
		909	}
720		910
721	/*----------------------------------------------------------------------*/	911	/*----------------------------------------------------------------------*/
722	/*----------------------------------------------------------------------*/	912	/*----------------------------------------------------------------------*/
723	/* xterm sequences - title, iconName, color (exptl) */	913	/* xterm sequences - title, iconName, color (exptl) */
724	void	914	void
725	rxvt_term::set_title (const char *str)	915	rxvt_term::set_title (const char *str)
726	{	916	{
727	#ifndef SMART_WINDOW_TITLE	917	set_mbstring_property (XA_WM_NAME, str);
728	XStoreName(display->display, TermWin.parent[0], str);	918	#if ENABLE_EWMH
729	#else	919	set_utf8_property (xa[XA_NET_WM_NAME], str);
730	char *name;
731
732	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733	name = NULL;
734	if (name == NULL || STRCMP(name, str))
735	XStoreName(display->display, TermWin.parent[0], str);
736	if (name)
737	XFree(name);
738	#endif	920	#endif
739	}	921	}
740		922
741	void	923	void
742	rxvt_term::set_iconName (const char *str)	924	rxvt_term::set_icon_name (const char *str)
743	{	925	{
744	#ifndef SMART_WINDOW_TITLE	926	set_mbstring_property (XA_WM_ICON_NAME, str);
745	XSetIconName(display->display, TermWin.parent[0], str);	927	#if ENABLE_EWMH
746	#else	928	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747	char *name;
748
749	if (XGetIconName(display->display, TermWin.parent[0], &name))
750	name = NULL;
751	if (name == NULL || STRCMP(name, str))
752	XSetIconName(display->display, TermWin.parent[0], str);
753	if (name)
754	XFree(name);
755	#endif	929	#endif
756	}	930	}
757		931
		932	void
		933	rxvt_term::set_window_color (int idx, const char *color)
		934	{
758	#ifdef XTERM_COLOR_CHANGE	935	#ifdef XTERM_COLOR_CHANGE
759	void
760	rxvt_term::set_window_color (int idx, const char *color)
761	{
762	rxvt_color xcol;	936	rxvt_color xcol;
763	int i;
764		937
765	if (color == NULL || *color == '\0')	938	if (color == NULL || *color == '\0')
766	return;	939	return;
767		940
		941	color = strdup (color);
		942	allocated.push_back ((void *)color);
		943	rs[Rs_color + idx] = color;
		944
768	/* handle color aliases */	945	/* handle color aliases */
769	if (isdigit(*color))	946	if (isdigit (*color))
770	{	947	{
771	i = atoi(color);	948	int i = atoi (color);
		949
772	if (i >= 8 && i <= 15)	950	if (i >= 8 && i <= 15)
		951	{
773	{ /* bright colors */	952	/* bright colors */
774	i -= 8;
775	# ifndef NO_BRIGHTCOLOR
776	PixColors[idx] = PixColors[minBrightCOLOR + i];	953	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
777	SET_PIXCOLOR(idx);
778	goto Done;	954	goto done;
779	# endif
780
781	}	955	}
		956
782	if (i >= 0 && i <= 7)	957	if (i >= 0 && i <= 7)
		958	{
783	{ /* normal colors */	959	/* normal colors */
784	PixColors[idx] = PixColors[minCOLOR + i];	960	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785	SET_PIXCOLOR(idx);
786	goto Done;	961	goto done;
787	}	962	}
788	}	963	}
789	if (!rXParseAllocColor (& xcol, color))	964
790	return;	965	set_color (xcol, color);
791	/* XStoreColor (display->display, XCMAP, XColor*); */
792		966
793	/*	967	/*
794	* FIXME: should free colors here, but no idea how to do it so instead,	968	* FIXME: should free colors here, but no idea how to do it so instead,
795	* so just keep gobbling up the colormap	969	* so just keep gobbling up the colormap
796	*/	970	*/
797	# if 0
798	for (i = Color_Black; i <= Color_White; i++)
799	if (PixColors[idx] == PixColors[i])
800	break;
801	if (i > Color_White)
802	{
803	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
804	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
805	DisplayPlanes(display->display, display->screen));
806	}
807	# endif
808		971
809	PixColors[idx] = xcol;	972	pix_colors_focused[idx] = xcol;
810	SET_PIXCOLOR(idx);
811		973
812	/* XSetWindowAttributes attr; */
813	/* Cursor cursor; */
814	Done:	974	done:
815	if (idx == Color_bg && !(Options & Opt_transparent))
816	XSetWindowBackground(display->display, TermWin.vt,
817	PixColors[Color_bg]);
818
819	/* handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
820		976
821	set_colorfgbg ();	977	update_fade_color (idx);
822	recolour_cursor ();	978	recolour_cursor ();
823	/* the only reasonable way to enforce a clean update */	979	scr_recolour ();
824	scr_poweron ();	980	#endif /* XTERM_COLOR_CHANGE */
825	}	981	}
826
827	#else
828	# define set_window_color (idx,color) ((void)0)
829	#endif /* XTERM_COLOR_CHANGE */
830		982
831	void	983	void
832	rxvt_term::recolour_cursor ()	984	rxvt_term::recolour_cursor ()
833	{	985	{
834	#if TODO	986	XColor fg, bg;
835	rxvt_color xcol[2];
836		987
837	xcol[0] = PixColors[Color_pointer];	988	(ISSET_PIXCOLOR (Color_pointer_fg)
838	xcol[1] = PixColors[Color_bg];	989	? pix_colors_focused[Color_pointer_fg]
839	XQueryColors (display->display, XCMAP, xcol, 2);	990	: pix_colors_focused[Color_fg]).get (fg);
840	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	991
841	#endif	992	(ISSET_PIXCOLOR (Color_pointer_bg)
		993	? pix_colors_focused[Color_pointer_bg]
		994	: pix_colors_focused[Color_bg]).get (bg);
		995
		996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
842	}	997	}
843		998
844	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
845	/*	1000	/*
846	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
847	*/	1002	*/
848	void	1003	char *
849	rxvt_term::set_colorfgbg ()	1004	rxvt_term::get_colorfgbg ()
850	{	1005	{
851	unsigned int i;	1006	unsigned int i;
852	const char *xpmb = "\0";	1007	const char *xpmb = "";
853	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1008	char fstr[] = "default";
854		1009	char bstr[] = "default";
855	env_colorfgbg =	1010	char *env_colorfgbg;
856	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1011
857	STRCPY(fstr, "default");
858	STRCPY(bstr, "default");
859	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
860	if (PixColors[Color_fg] == PixColors[i])	1013	if (pix_colors[Color_fg] == pix_colors[i])
861	{	1014	{
862	sprintf(fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
863	break;	1016	break;
864	}	1017	}
		1018
865	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
866	if (PixColors[Color_bg] == PixColors[i])	1020	if (pix_colors[Color_bg] == pix_colors[i])
867	{	1021	{
868	sprintf(bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
869	#ifdef XPM_BACKGROUND	1023	#if BG_IMAGE_FROM_FILE
870	xpmb = "default;";	1024	xpmb = "default;";
871	#endif	1025	#endif
872	break;	1026	break;
873	}	1027	}
		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
874	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875	putenv(env_colorfgbg);	1031	return env_colorfgbg;
876
877	#ifndef NO_BRIGHTCOLOR
878	colorfgbg = DEFAULT_RSTYLE;
879	for (i = minCOLOR; i <= maxCOLOR; i++)
880	{
881	if (PixColors[Color_fg] == PixColors[i])
882	colorfgbg = SET_FGCOLOR(colorfgbg, i);
883	if (PixColors[Color_bg] == PixColors[i])
884	colorfgbg = SET_BGCOLOR(colorfgbg, i);
885	}
886	#endif
887	}	1032	}
888		1033
889	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
890	/*
891	* Colour determination for low colour displays, routine from
892	* Hans de Goede <hans@highrise.nl>
893	*/
894		1035
895	int	1036	bool
896	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
897	{	1038	{
898	if (!screen_in_out->set (display, colour))	1039	if (color.set (this, name))
899	{
900	rxvt_print_error("can't allocate colour: %s", colour);
901	return false;
902	}
903
904	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
		1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
905	}	1050	}
906		1051
907	/* -------------------------------------------------------------------- *	1052	/* -------------------------------------------------------------------- *
908	* - WINDOW RESIZING - *	1053	* - WINDOW RESIZING - *
909	* -------------------------------------------------------------------- */	1054	* -------------------------------------------------------------------- */
910	void	1055	void
911	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1056	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912	{	1057	{
913	int fix_screen;	1058	int fix_screen;
		1059	int old_width = szHint.width;
		1060	int old_height = szHint.height;
914		1061
915	#ifdef SMART_RESIZE
916	int old_width = szHint.width, old_height = szHint.height;
917	#endif
918
919	window_calc (width, height);	1062	window_calc (newwidth, newheight);
		1063
		1064	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1065
		1066	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1067	if (set_hint)
		1068	{
		1069	szHint.flags &= ~(PBaseSize | PResizeInc);
920	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1070	XSetWMNormalHints (dpy, parent, &szHint);
		1071	szHint.flags |= PBaseSize | PResizeInc;
		1072	}
		1073
921	if (!ignoreparent)	1074	if (!ignoreparent)
922	{	1075	{
923	#ifdef SMART_RESIZE	1076	#ifdef SMART_RESIZE
924	/*	1077	/*
925	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1078	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
928	int x, y, x1, y1;	1081	int x, y, x1, y1;
929	int dx, dy;	1082	int dx, dy;
930	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1083	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931	Window unused_cr;	1084	Window unused_cr;
932		1085
933	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1086	XTranslateCoordinates (dpy, parent, display->root,
934	0, 0, &x, &y, &unused_cr);	1087	0, 0, &x, &y, &unused_cr);
935	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1088	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
936	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1089	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
937	/*	1090	/*
938	* if display->root isn't the parent window, a WM will probably have offset	1091	* if display->root isn't the parent window, a WM will probably have offset
939	* our position for handles and decorations. Counter it	1092	* our position for handles and decorations. Counter it
940	*/	1093	*/
…		…
942	{	1095	{
943	x -= x1;	1096	x -= x1;
944	y -= y1;	1097	y -= y1;
945	}	1098	}
946		1099
947	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1100	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
948	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1101	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
949	dx = old_width - szHint.width;	1102	dx = old_width - szHint.width;
950	dy = old_height - szHint.height;	1103	dy = old_height - szHint.height;
951		1104
952	/* Check position of the center of the window */	1105	/* Check position of the center of the window */
953	if (x < x1) /* left half */	1106	if (x < x1) /* left half */
954	dx = 0;	1107	dx = 0;
…		…
957	if (y < y1) /* top half */	1110	if (y < y1) /* top half */
958	dy = 0;	1111	dy = 0;
959	else if (y == y1) /* exact center */	1112	else if (y == y1) /* exact center */
960	dy /= 2;	1113	dy /= 2;
961		1114
962	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1115	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
963	szHint.width, szHint.height);	1116	szHint.width, szHint.height);
964	#else	1117	#else
965	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1118	XResizeWindow (dpy, parent, szHint.width, szHint.height);
966	szHint.height);
967	#endif	1119	#endif
968
969	}	1120	}
970		1121
971	fix_screen = (TermWin.ncol != prev_ncol	1122	if (set_hint)
972	|| TermWin.nrow != prev_nrow);	1123	XSetWMNormalHints (dpy, parent, &szHint);
973		1124
		1125	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1126
974	if (fix_screen || width != old_width || height != old_height)	1127	if (fix_screen || newwidth != old_width || newheight != old_height)
975	{	1128	{
976	if (scrollbar_visible ())	1129	if (scrollBar.state)
977	{	1130	scrollBar.resize ();
978	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
979	0, scrollbar_TotalWidth (), szHint.height);
980	resize_scrollbar ();
981	}
982		1131
983	if (menubar_visible ())	1132	XMoveResizeWindow (dpy, vt,
984	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1133	window_vt_x, window_vt_y,
985	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1134	vt_width, vt_height);
986		1135
987	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1136	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
988	window_vt_y, TermWin_TotalWidth (),
989	TermWin_TotalHeight ());
990	#ifdef RXVT_GRAPHICS
991	if (old_height)
992	Gr_Resize (old_width - szHint.base_width,
993	old_height - szHint.base_height);
994	#endif
995	scr_clear ();
996	#ifdef XPM_BACKGROUND
997	resize_pixmap ();
998	#endif
999		1137
		1138	#ifdef HAVE_BG_PIXMAP
		1139	if (bg_window_size_sensitive ())
		1140	update_background ();
		1141	#endif
1000	}	1142	}
1001		1143
1002	if (fix_screen || old_height == 0)	1144	if (fix_screen || old_height == 0)
1003	{
1004	int curr_screen = -1;
1005	int old_ncol = prev_ncol;
1006
1007	/* scr_reset only works on the primary screen */
1008	if (old_height) /* this is not the first time through */
1009	{
1010	unsigned int ncol = TermWin.ncol;
1011	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012	curr_screen = scr_change_screen (PRIMARY);
1013	TermWin.ncol = ncol;
1014	}
1015
1016	scr_reset();	1145	scr_reset ();
1017		1146
1018	if (curr_screen >= 0) /* this is not the first time through */
1019	{
1020	scr_change_screen (curr_screen);
1021	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1022	}
1023	}
1024
1025	old_width = szHint.width;
1026	old_height = szHint.height;
1027
1028	#ifdef USE_XIM	1147	#if USE_XIM
1029	IMSetStatusPosition ();	1148	im_set_position ();
1030	#endif	1149	#endif
1031	}	1150	}
1032		1151
1033	/*	1152	/*
1034	* Set the width/height of the vt window in characters. Units are pixels.	1153	* Set the width/height of the vt window in characters. Units are pixels.
1035	* good for toggling 80/132 columns	1154	* good for toggling 80/132 columns
1036	*/	1155	*/
1037	void	1156	void
1038	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1157	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039	{	1158	{
1040	XWindowAttributes wattr;	1159	XWindowAttributes wattr;
1041		1160
1042	if (width == 0 || height == 0)	1161	if (newwidth == 0 || newheight == 0)
1043	{	1162	{
1044	XGetWindowAttributes(display->display, display->root, &wattr);	1163	XGetWindowAttributes (dpy, display->root, &wattr);
		1164
1045	if (width == 0)	1165	if (newwidth == 0)
1046	width = wattr.width - szHint.base_width;	1166	newwidth = wattr.width - szHint.base_width;
1047	if (height == 0)	1167	if (newheight == 0)
1048	height = wattr.height - szHint.base_height;	1168	newheight = wattr.height - szHint.base_height;
1049	}
1050	if (width != TermWin.width || height != TermWin.height)
1051	{	1169	}
		1170
		1171	if (newwidth != vt_width || newheight != vt_height)
		1172	{
1052	width += szHint.base_width;	1173	newwidth += szHint.base_width;
1053	height += szHint.base_height;	1174	newheight += szHint.base_height;
1054	resize_all_windows (width, height, 0);	1175	resize_all_windows (newwidth, newheight, 0);
1055	}	1176	}
1056	}	1177	}
1057		1178
1058	/* -------------------------------------------------------------------- *	1179	/* -------------------------------------------------------------------- *
1059	* - X INPUT METHOD ROUTINES - *	1180	* - X INPUT METHOD ROUTINES - *
1060	* -------------------------------------------------------------------- */	1181	* -------------------------------------------------------------------- */
1061	#ifdef USE_XIM	1182	#if USE_XIM
1062	void
1063	rxvt_term::set_size (XRectangle *size)
1064	{
1065	size->x = TermWin.int_bwidth;
1066	size->y = TermWin.int_bwidth;
1067	size->width = Width2Pixel(TermWin.ncol);
1068	size->height = Height2Pixel(TermWin.nrow);
1069	}
1070		1183
1071	void	1184	void
1072	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1185	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1073	{	1186	{
1074	*fg = PixColors[Color_fg];	1187	fg = pix_colors [Color_fg];
1075	*bg = PixColors[Color_bg];	1188	bg = pix_colors [Color_bg];
		1189	}
		1190
		1191	void
		1192	rxvt_term::im_set_size (XRectangle &size)
		1193	{
		1194	// the int_bwidth terms make no sense to me
		1195	size.x = int_bwidth;
		1196	size.y = int_bwidth;
		1197	size.width = Width2Pixel (ncol) + int_bwidth;
		1198	size.height = Height2Pixel (nrow) + int_bwidth;
		1199	}
		1200
		1201	void
		1202	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1203	XRectangle &status_rect,
		1204	const XRectangle &needed_rect)
		1205	{
		1206	preedit_rect.x = needed_rect.width;
		1207	preedit_rect.y = 0;
		1208	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1209	preedit_rect.height = fheight;
		1210
		1211	status_rect.x = 0;
		1212	status_rect.y = 0;
		1213	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1214	status_rect.height = fheight;
1076	}	1215	}
1077		1216
1078	/* Checking whether input method is running. */	1217	/* Checking whether input method is running. */
1079	bool	1218	bool
1080	rxvt_term::IMisRunning ()	1219	rxvt_term::im_is_running ()
1081	{	1220	{
1082	char *p;	1221	Atom atom;
1083	Atom atom;	1222	Window win;
1084	Window win;
1085	char server[IMBUFSIZ];	1223	char server[IMBUFSIZ];
1086		1224
1087	/* get current locale modifier */	1225	/* get current locale modifier */
1088	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1226	if (char *p = XSetLocaleModifiers (0))
1089	{	1227	{
1090	STRCPY(server, "@server=");	1228	strcpy (server, "@server=");
1091	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1229	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1230
1092	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1231	if (p = strchr (server + 1, '@')) /* first one only */
1093	*p = '\0';	1232	*p = '\0';
1094		1233
1095	atom = XInternAtom(display->display, server, False);	1234	atom = XInternAtom (dpy, server, False);
1096	win = XGetSelectionOwner(display->display, atom);	1235	win = XGetSelectionOwner (dpy, atom);
		1236
1097	if (win != None)	1237	if (win != None)
1098	return True;	1238	return true;
1099	}	1239	}
		1240
1100	return False;	1241	return false;
1101	}	1242	}
1102		1243
1103	void	1244	void
1104	rxvt_term::IMSendSpot ()	1245	rxvt_term::im_send_spot ()
1105	{	1246	{
1106	XPoint spot;	1247	XPoint nspot;
1107	XVaNestedList preedit_attr;	1248	XVaNestedList preedit_attr;
1108		1249
1109	if (Input_Context == NULL	1250	if (!Input_Context
1110	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1251	|| !focus
1111	|| !(event_type == KeyPress	1252	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1112	|| event_type == Expose
1113	|| event_type == NoExpose
1114	|| event_type == SelectionNotify
1115	|| event_type == ButtonRelease || event_type == FocusIn)
1116	|| !IMisRunning ())
1117	return;	1253	return;
1118		1254
1119	set_position (&spot);	1255	im_set_position (nspot);
1120		1256
		1257	if (nspot.x == spot.x && nspot.y == spot.y)
		1258	return;
		1259
		1260	spot = nspot;
		1261
1121	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1262	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1263	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123	XFree(preedit_attr);	1264	XFree (preedit_attr);
1124	}	1265	}
1125		1266
1126	void	1267	void
1127	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1268	rxvt_term::im_destroy ()
1128	XRectangle * needed_rect)
1129	{	1269	{
1130	int mbh, vtx = 0;	1270	if (input_method)
		1271	{
		1272	if (Input_Context && input_method->xim)
		1273	XDestroyIC (Input_Context);
1131		1274
1132	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1275	display->put_xim (input_method);
1133	vtx = scrollbar_TotalWidth();	1276	input_method = 0;
		1277	}
1134		1278
1135	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1136	mbh -= TermWin.lineSpace;
1137
1138	preedit_rect->x = needed_rect->width + vtx;
1139	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1140
1141	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1142	preedit_rect->height = Height2Pixel(1);
1143
1144	status_rect->x = vtx;
1145	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1146
1147	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1148	status_rect->height = Height2Pixel(1);
1149	}
1150
1151	/* ARGSUSED */
1152	/* EXTPROTO */
1153	void
1154	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1155	__attribute__ ((unused)), XPointer call_data
1156	__attribute__ ((unused)))
1157	{
1158	GET_R->Input_Context = NULL;	1279	Input_Context = 0;
1159	/* To avoid Segmentation Fault in C locale: Solaris only? */
1160	if (STRCMP (GET_R->locale, "C"))
1161	XRegisterIMInstantiateCallback(GET_R->display->display, NULL, NULL, NULL,
1162	rxvt_IMInstantiateCallback, NULL);
1163	}	1280	}
		1281
		1282	#ifdef ENABLE_XIM_ONTHESPOT
		1283
		1284	static void
		1285	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1289	}
		1290
		1291	static void
		1292	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1293	{
		1294	((rxvt_term *)client_data)->make_current ();
		1295	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1296	}
		1297
		1298	static void
		1299	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1300	{
		1301	rxvt_term *term = (rxvt_term *)client_data;
		1302	XIMText *text = call_data->text;
		1303
		1304	term->make_current ();
		1305
		1306	if (text)
		1307	{
		1308	wchar_t *str;
		1309
		1310	if (!text->encoding_is_wchar && text->string.multi_byte)
		1311	{
		1312	// of course, X makes it ugly again
		1313	if (term->rs[Rs_imLocale])
		1314	SET_LOCALE (term->rs[Rs_imLocale]);
		1315
		1316	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1317	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1318
		1319	if (term->rs[Rs_imLocale])
		1320	SET_LOCALE (term->locale);
		1321	}
		1322	else
		1323	str = text->string.wide_char;
		1324
		1325	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1326	DT_INT, call_data->caret,
		1327	DT_INT, call_data->chg_first,
		1328	DT_INT, call_data->chg_length,
		1329	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1330	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1331	DT_END));
		1332	}
		1333	else
		1334	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1335	DT_INT, call_data->caret,
		1336	DT_INT, call_data->chg_first,
		1337	DT_INT, call_data->chg_length,
		1338	DT_END));
		1339	}
		1340
		1341	#if 0
		1342	static void
		1343	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1344	{
		1345	((rxvt_term *)client_data)->make_current ();
		1346	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1347	DT_INT, call_data->position,
		1348	DT_INT, call_data->direction,
		1349	DT_INT, call_data->style,
		1350	DT_END));
		1351	}
		1352	#endif
		1353
		1354	#endif
1164		1355
1165	/*	1356	/*
1166	* Try to open a XIM with the current modifiers, then see if we can	1357	* Try to open a XIM with the current modifiers, then see if we can
1167	* open a suitable preedit type	1358	* open a suitable preedit type
1168	*/	1359	*/
1169	bool	1360	bool
1170	rxvt_term::IM_get_IC ()	1361	rxvt_term::im_get_ic (const char *modifiers)
1171	{	1362	{
1172	int i, j, found;	1363	int i, j, found;
1173	XIM xim;	1364	XIM xim;
1174	XPoint spot;	1365	XPoint spot;
1175	XRectangle rect, status_rect, needed_rect;	1366	XRectangle rect, status_rect, needed_rect;
1176	unsigned long fg, bg;	1367	unsigned long fg, bg;
1177	const char *p;	1368	const char *p;
1178	char **s;	1369	char **s;
1179	XIMStyles *xim_styles;	1370	XIMStyles *xim_styles;
1180	XVaNestedList preedit_attr, status_attr;
1181	XIMCallback ximcallback;
1182		1371
1183	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1372	set_environ (envv);
1184	xim = XOpenIM (display->display, NULL, NULL, NULL);	1373
1185	if (xim == NULL)	1374	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186	return False;	1375	return false;
		1376
		1377	input_method = display->get_xim (locale, modifiers);
		1378	if (input_method == NULL)
		1379	return false;
		1380
		1381	xim = input_method->xim;
		1382	spot.x = spot.y = -1;
1187		1383
1188	xim_styles = NULL;	1384	xim_styles = NULL;
1189	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1385	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1190	|| !xim_styles || !xim_styles->count_styles)	1386	|| !xim_styles || !xim_styles->count_styles)
1191	{	1387	{
1192	XCloseIM(xim);	1388	im_destroy ();
1193	return False;	1389	return false;
		1390	}
		1391
		1392	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1393
		1394	for (int pi = 0; pi < 2; pi++)
1194	}	1395	{
		1396	p = pet[pi];
1195		1397
1196	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1398	if (!p)
1197	: "OverTheSpot,OffTheSpot,Root";	1399	continue;
1198	s = rxvt_splitcommastring(p);	1400
		1401	s = rxvt_strsplit (',', p);
		1402
1199	for (i = found = 0; !found && s[i]; i++)	1403	for (i = found = 0; !found && s[i]; i++)
1200	{	1404	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1405	if (!strcmp (s[i], "OverTheSpot"))
1202	input_style = (XIMPreeditPosition | XIMStatusNothing);	1406	input_style = XIMPreeditPosition | XIMStatusNothing;
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1407	else if (!strcmp (s[i], "OffTheSpot"))
1204	input_style = (XIMPreeditArea | XIMStatusArea);	1408	input_style = XIMPreeditArea | XIMStatusArea;
1205	else if (!STRCMP(s[i], "Root"))	1409	else if (!strcmp (s[i], "Root"))
1206	input_style = (XIMPreeditNothing | XIMStatusNothing);	1410	input_style = XIMPreeditNothing | XIMStatusNothing;
		1411	else if (!strcmp (s[i], "None"))
		1412	input_style = XIMPreeditNone | XIMStatusNone;
		1413	#ifdef ENABLE_XIM_ONTHESPOT
		1414	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1415	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1416	#endif
		1417	else
		1418	input_style = XIMPreeditNothing | XIMStatusNothing;
1207		1419
1208	for (j = 0; j < xim_styles->count_styles; j++)	1420	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (input_style == xim_styles->supported_styles[j])	1421	if (input_style == xim_styles->supported_styles[j])
1210	{	1422	{
		1423	rxvt_free_strsplit (s);
		1424
1211	found = 1;	1425	found = 1;
1212	break;	1426	goto foundpet;
		1427	}
		1428
1213	}	1429	}
		1430
		1431	rxvt_free_strsplit (s);
1214	}	1432	}
1215	for (i = 0; s[i]; i++)	1433
1216	free(s[i]);	1434	foundpet:
1217	free(s);	1435
1218	XFree(xim_styles);	1436	XFree (xim_styles);
1219		1437
1220	if (!found)	1438	if (!found)
1221	{	1439	{
1222	XCloseIM(xim);	1440	im_destroy ();
1223	return False;	1441	return false;
		1442	}
		1443
		1444	XFontSet fs = 0;
		1445	XVaNestedList preedit_attr = 0, status_attr = 0;
		1446
		1447	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1224	}	1448	{
		1449	// fake us a font-set, please
		1450	char **missing_charset_list;
		1451	int missing_charset_count;
		1452	char *def_string;
		1453	char pat[512];
1225		1454
1226	ximcallback.callback = rxvt_IMDestroyCallback;	1455	sprintf (pat,
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1459	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1460	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1461	"*",
		1462	fheight,
		1463	fheight + 1, fheight - 1,
		1464	fheight - 2, fheight + 2);
1227		1465
1228	/* XXX: not sure why we need this (as well as IC one below) */	1466	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1229	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1467	&missing_charset_list, &missing_charset_count, &def_string);
1230		1468
1231	preedit_attr = status_attr = NULL;	1469	if (missing_charset_list)
		1470	XFreeStringList (missing_charset_list);
		1471
		1472	if (!fs)
		1473	{
		1474	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1475	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1476	}
		1477	}
1232		1478
1233	if (input_style & XIMPreeditPosition)	1479	if (input_style & XIMPreeditPosition)
1234	{	1480	{
1235	set_size (&rect);	1481	im_set_size (rect);
1236	set_position (&spot);	1482	im_set_position (spot);
1237	set_color (&fg, &bg);	1483	im_set_color (fg, bg);
1238		1484
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1485	preedit_attr = XVaCreateNestedList (0,
		1486	XNForeground, fg,
		1487	XNBackground, bg,
		1488	XNArea, &rect,
1240	XNSpotLocation, &spot,	1489	XNSpotLocation, &spot,
1241	XNForeground, fg, XNBackground, bg,
1242	//XNFontSet, TermWin.fontset,	1490	XNFontSet, fs,
1243	NULL);	1491	NULL);
1244	}	1492	}
1245	else if (input_style & XIMPreeditArea)	1493	else if (input_style & XIMPreeditArea)
1246	{	1494	{
1247	set_color (&fg, &bg);	1495	im_set_color (fg, bg);
1248		1496
1249	/*	1497	/*
1250	* The necessary width of preedit area is unknown	1498	* The necessary width of preedit area is unknown
1251	* until create input context.	1499	* until create input context.
1252	*/	1500	*/
1253	needed_rect.width = 0;	1501	needed_rect.width = 0;
1254
1255	set_preedit_area(&rect, &status_rect, &needed_rect);	1502	im_set_preedit_area (rect, status_rect, needed_rect);
1256		1503
1257	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
1258	XNForeground, fg, XNBackground, bg,	1506	XNBackground, bg,
		1507	XNArea, &rect,
		1508	XNFontSet, fs,
		1509	NULL);
		1510	status_attr = XVaCreateNestedList (0,
		1511	XNForeground, fg,
		1512	XNBackground, bg,
		1513	XNArea, &status_rect,
1259	//XNFontSet, TermWin.fontset,	1514	XNFontSet, fs,
1260	NULL);	1515	NULL);
1261	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1516	}
1262	XNForeground, fg, XNBackground, bg,	1517	#if ENABLE_XIM_ONTHESPOT
1263	//XNFontSet, TermWin.fontset,	1518	else if (input_style & XIMPreeditCallbacks)
		1519	{
		1520	XIMCallback xcb[4];
		1521
		1522	im_set_position (spot);
		1523
		1524	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1525	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1526	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1527	# if 0
		1528	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1529	# endif
		1530
		1531	preedit_attr = XVaCreateNestedList (0,
		1532	XNSpotLocation, &spot,
		1533	XNPreeditStartCallback, &xcb[0],
		1534	XNPreeditDoneCallback , &xcb[1],
		1535	XNPreeditDrawCallback , &xcb[2],
		1536	# if 0
		1537	XNPreeditCaretCallback, &xcb[3],
		1538	# endif
1264	NULL);	1539	NULL);
1265	}	1540	}
1266	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1541	#endif
		1542
		1543	Input_Context = XCreateIC (xim,
		1544	XNInputStyle, input_style,
1267	XNClientWindow, TermWin.parent[0],	1545	XNClientWindow, vt,
1268	XNFocusWindow, TermWin.parent[0],	1546	XNFocusWindow, parent,
1269	XNDestroyCallback, &ximcallback,
1270	preedit_attr ? XNPreeditAttributes : NULL,	1547	preedit_attr ? XNPreeditAttributes : NULL,
1271	preedit_attr,	1548	preedit_attr,
1272	status_attr ? XNStatusAttributes : NULL,	1549	status_attr ? XNStatusAttributes : NULL,
1273	status_attr, NULL);	1550	status_attr, NULL);
1274	if (preedit_attr)	1551
1275	XFree(preedit_attr);	1552	if (preedit_attr) XFree (preedit_attr);
1276	if (status_attr)	1553	if (status_attr) XFree (status_attr);
1277	XFree(status_attr);	1554	if (fs) XFreeFontSet (dpy, fs);
		1555
1278	if (Input_Context == NULL)	1556	if (Input_Context == NULL)
1279	{	1557	{
1280	rxvt_print_error("failed to create input context");	1558	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1281	XCloseIM(xim);	1559	im_destroy ();
1282	return False;	1560	return false;
1283	}	1561	}
1284	if (input_style & XIMPreeditArea)	1562
1285	IMSetStatusPosition ();	1563	#if 0
1286	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1564	// unfortunately, only the focus window is used by XIM, hard to fix
		1565	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1566	vt_select_input ();
		1567	#endif
		1568
		1569	im_set_position ();
		1570
1287	return True;	1571	return true;
1288	}	1572	}
1289		1573
1290	/*
1291	* X manual pages and include files don't match on some systems:
1292	* some think this is an XIDProc and others an XIMProc so we can't
1293	* use the first argument - need to update this to be nice for
1294	* both types via some sort of configure detection
1295	*/
1296	/* ARGSUSED */
1297	/* EXTPROTO */
1298	void	1574	void
1299	rxvt_IMInstantiateCallback(Display * unused	1575	rxvt_term::im_cb ()
1300	__attribute__ ((unused)), XPointer client_data
1301	__attribute__ ((unused)), XPointer call_data
1302	__attribute__ ((unused)))
1303	{	1576	{
1304	int i, found, had_im;	1577	int i;
1305	const char *p;	1578	const char *p;
1306	char **s;	1579	char **s;
1307	char buf[IMBUFSIZ];	1580	char buf[IMBUFSIZ];
1308		1581
1309	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1582	make_current ();
		1583
		1584	im_destroy ();
		1585
1310	if (GET_R->Input_Context)	1586	if (Input_Context)
1311	return;	1587	return;
1312		1588
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (GET_R->rs[Rs_imLocale])	1589	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1590	SET_LOCALE (rs[Rs_imLocale]);
1316	#endif
1317		1591
1318	p = GET_R->rs[Rs_inputMethod];	1592	p = rs[Rs_inputMethod];
1319	if (p && *p)	1593	if (p && *p)
1320	{	1594	{
1321	bool found = false;	1595	bool found = false;
1322		1596
1323	s = rxvt_splitcommastring (p);	1597	s = rxvt_strsplit (',', p);
		1598
1324	for (i = 0; s[i]; i++)	1599	for (i = 0; s[i]; i++)
1325	{	1600	{
1326	if (*s[i])	1601	if (*s[i])
1327	{	1602	{
1328	STRCPY (buf, "@im=");	1603	strcpy (buf, "@im=");
1329	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1604	strncat (buf, s[i], IMBUFSIZ - 5);
1330	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1605	if (im_get_ic (buf))
1331	{	1606	{
1332	found = true;	1607	found = true;
1333	break;	1608	break;
1334	}	1609	}
1335	}	1610	}
1336	}	1611	}
1337	for (i = 0; s[i]; i++)	1612
1338	free(s[i]);	1613	rxvt_free_strsplit (s);
1339	free(s);
1340		1614
1341	if (found)	1615	if (found)
1342	goto done;	1616	goto done;
1343	}	1617	}
1344		1618
1345	/* try with XMODIFIERS env. var. */	1619	/* try with XMODIFIERS env. var. */
1346	if ((p = XSetLocaleModifiers ("")) && *p	1620	if (im_get_ic (""))
1347	&& GET_R->IM_get_IC ())
1348	goto done;	1621	goto done;
1349		1622
1350	/* try with no modifiers base IF the user didn't specify an IM */	1623	/* try with no modifiers base IF the user didn't specify an IM */
1351	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1624	if (im_get_ic ("@im=none"))
1352	&& GET_R->IM_get_IC () == True)
1353	goto done;	1625	goto done;
1354		1626
1355	done:	1627	done:
1356	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357	if (GET_R->rs[Rs_imLocale])	1628	if (rs[Rs_imLocale])
1358	setlocale (LC_CTYPE, GET_R->locale);	1629	SET_LOCALE (locale);
1359	#endif
1360	}	1630	}
1361		1631
1362	void	1632	void
1363	rxvt_term::IMSetStatusPosition ()	1633	rxvt_term::im_set_position ()
1364	{	1634	{
1365	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1366	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1367		1637
1368	if (Input_Context == NULL	1638	if (!Input_Context
1369	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1639	|| !focus
		1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1370	|| !IMisRunning ())	1641	|| !im_is_running ())
1371	return;	1642	return;
1372		1643
		1644	if (input_style & XIMPreeditPosition)
		1645	{
		1646	im_set_size (preedit_rect);
		1647	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1648
		1649	XSetICValues (Input_Context,
		1650	XNPreeditAttributes, preedit_attr, NULL);
		1651	}
		1652	else
		1653	{
1373	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1374	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1375	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1376	XFree(status_attr);	1657	XFree (status_attr);
1377		1658
1378	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1379		1661
1380	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1381	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1382		1664
1383	XSetICValues(Input_Context,	1665	XSetICValues (Input_Context,
1384	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1385	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1386		1669
		1670	XFree (status_attr);
		1671	}
		1672
1387	XFree(preedit_attr);	1673	XFree (preedit_attr);
1388	XFree(status_attr);
1389	}	1674	}
1390	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1391		1676
1392	/*----------------------------------------------------------------------*/	1677	void
1393	rxvt_t rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1682	}
		1683
		1684	#ifdef HAVE_BG_PIXMAP
		1685
		1686	void
		1687	rxvt_term::update_background ()
		1688	{
		1689	if (update_background_ev.is_active ())
		1690	return;
		1691
		1692	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1693
		1694	if (to_wait <= 0.)
		1695	bg_render ();
		1696	else
		1697	update_background_ev.start (to_wait);
		1698	}
		1699
		1700	void
		1701	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1702	{
		1703	make_current ();
		1704
		1705	update_background_ev.stop ();
		1706	bg_render ();
		1707	refresh_check ();
		1708	}
		1709
		1710	#endif /* HAVE_BG_PIXMAP */
1394		1711
1395	/*----------------------- end-of-file (C source) -----------------------*/	1712	/*----------------------- end-of-file (C source) -----------------------*/

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