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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.48 by pcg, Wed Mar 3 04:07:52 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) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		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
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	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);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
59	}	76	}
60		77
61	void *	78	void
62	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
63	{	80	{
64	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
65		84
66	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
67	return p;	148	return len;
68	}
69		149
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	150	}
		151	#endif
75		152
76	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
77	:	154	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	156	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	157	#endif
87	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
88	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);
89	#endif	160	#endif
90	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
91	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),
92	#endif	179	#endif
93	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	182	#endif
96	#ifdef USE_XIM	183	#ifndef NO_BELL
97	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
98	#endif	185	#endif
99	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
100	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
101	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
102	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
103	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
104	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;
105	}	212	}
106		213
107	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
108	{	215	{
109	if (cmd_fd >= 0)	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		217
112	#ifndef NO_SETOWNER_TTYDEV	218	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
119	delete TermWin.fontset;	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
120		234
121	if (display)	235	if (display)
122	{	236	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	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
124	delete menuBar.drawable;	246	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	247	// destroy all windows
130	if (TermWin.parent[0])	248	if (parent)
131	XDestroyWindow (display->display, TermWin.parent[0]);	249	XDestroyWindow (dpy, parent);
132	}
133		250
134	// TODO: free pixcolours, colours should become part of rxvt_display	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	}
135		259
136	delete PixColors;	260	clear ();
137		261
		262	display->flush (); /* ideally .put should do this */
138	displays.put (display);	263	displays.put (display);
		264	}
139		265
140	scr_release ();	266	scr_release ();
141		267
142	free (env_windowid);	268	/* clear all resources */
143	free (env_display);	269	for (int i = 0; i < allocated.size (); i++)
144	free (env_term);	270	free (allocated [i]);
145	free (env_colorfgbg);	271
		272	free (selection.text);
		273	free (selection.clip_text);
146	free (locale);	274	free (locale);
147	free (codeset);	275	free (v_buffer);
		276
		277	delete selection_req;
148		278
149	delete envv;	279	delete envv;
150	delete argv;	280	delete argv;
		281
		282	#ifdef KEYSYM_RESOURCE
		283	delete keyboard;
		284	#endif
		285	#ifndef NO_RESOURCES
		286	XrmDestroyDatabase (option_db);
		287	#endif
		288	}
		289
		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));
		295
		296	cmd_pid = 0;
		297
		298	if (!option (Opt_hold))
		299	destroy ();
151	}	300	}
152		301
153	void	302	void
154	rxvt_term::destroy ()	303	rxvt_term::destroy ()
155	{	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
		313
156	if (display)	314	if (display)
157	{	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
158	rootwin_ev.stop (display);	321	rootwin_ev.stop (display);
		322	#endif
159	termwin_ev.stop (display);	323	termwin_ev.stop (display);
160	vt_ev.stop (display);	324	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	325	}
172		326
173	check_ev.stop ();	327	flush_ev.stop ();
174	pty_ev.stop ();	328	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	329	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	330	cursor_blink_ev.stop ();
177	#endif	331	#endif
178	#ifdef TEXT_BLINK	332	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	333	text_blink_ev.stop ();
180	#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
181	#ifdef POINTER_BLANK	341	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	342	pointer_ev.stop ();
183	#endif	343	#endif
184		344
185	destroy_ev.start (0);	345	destroy_ev.start ();
186	}	346	}
187		347
188	void	348	void
189	rxvt_term::destroy_cb (time_watcher &w)	349	rxvt_term::destroy_cb (ev::idle &w, int revents)
190	{	350	{
191	SET_R (this);	351	make_current ();
192		352
193	delete this;	353	delete this;
194	}	354	}
195		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
196	/*----------------------------------------------------------------------*/	368	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */	369	/*
198	/* LIBPROTO */	370	* Exit gracefully, clearing the utmp entry and restoring tty attributes
199	rxvt_t	371	*/
200	rxvt_init (int argc, const char *const *argv)	372	static XErrorHandler old_xerror_handler;
201	{
202	SET_R (new rxvt_term);
203		373
204	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)
205	{	402	{
206	delete GET_R;
207	SET_R (0);
208	}
209
210	return GET_R;
211	}
212
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215	void
216	rxvt_init_signals ()
217	{
218	/* install exit handler for cleanup */
219	#if 0	403	#if 0
220	#ifdef HAVE_ATEXIT	404	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
221	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	}
222	#else	429	#else
		430	int nexts = 0;
		431	char **exts = 0;
223	#endif	432	#endif
224	#endif
225		433
226	struct sigaction sa;	434	if (!nexts)
		435	{
		436	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
227		437
228	sigfillset (&sa.sa_mask);	438	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	439	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}
243
244	bool
245	rxvt_term::init (int argc, const char *const *argv)
246	{
247	/*
248	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems
253	*/
254	privileges (SAVE);
255	privileges (IGNORE);
256
257	init_secondary ();
258
259	const char **cmd_argv = init_resources (argc, argv);
260
261	set_locale ("");
262
263	#if MENUBAR_MAX
264	menubar_read (rs[Rs_menu]);
265	#endif
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276		440
277	#if 0	441	#if 0
278	XSynchronize (display->display, True);	442	sprintf (number, "RENDER.%d", event->minor_code);
		443	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		444	rxvt_warn ("+ (which is %s)\n", buffer);
279	#endif	445	#endif
		446	}
280		447
281	#ifdef HAVE_SCROLLBARS	448	XFreeExtensionList (exts);
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}	449	}
295	#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	}
296		456
297	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);
298		474
299	XMapWindow (display->display, TermWin.vt);	475	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;	476	}
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}	477	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif	478	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347		479
348	/* INTPROTO */	480	int ecb_cold
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)	481	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{	482	{
352	if (GET_R->allowedxerror == -1)	483	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;	484	GET_R->allowedxerror = event->error_code;
354	else	485	else
355	{	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
356	old_xerror_handler (display, event);	490	old_xerror_handler (display, event);
357	GET_R->destroy ();	491	#else
		492	print_x_error (display, event);
		493	#endif
358	}	494	}
359		495
360	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
361	}	633	}
362		634
363	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
364	/*	636	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can
367	*/
368	/* EXTPROTO */
369	void
370	rxvt_clean_exit ()
371	{
372	// TODO: rxvtd should clean up all ressources
373	if (GET_R)
374	GET_R->destroy ();
375	}
376
377	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */
381	void *
382	rxvt_malloc (size_t size)
383	{
384	void *p;
385
386	p = malloc (size);
387	if (p)
388	return p;
389
390	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}
395
396	/* EXTPROTO */
397	void *
398	rxvt_calloc (size_t number, size_t size)
399	{
400	void *p;
401
402	p = calloc (number, size);
403	if (p)
404	return p;
405
406	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}
411
412	/* EXTPROTO */
413	void *
414	rxvt_realloc (void *ptr, size_t size)
415	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);
420	else
421	p = malloc (size);
422	if (p)
423	return p;
424
425	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}
430
431	/* ------------------------------------------------------------------------- *
432	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */
435	void
436	rxvt_term::privileges (int mode)
437	{
438	#if ! defined(__CYGWIN32__)
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440	/* setreuid () is the poor man's setuid (), seteuid () */
441	# define seteuid(a) setreuid(-1, (a))
442	# define setegid(a) setregid(-1, (a))
443	# define HAVE_SETEUID
444	# endif
445	# ifdef HAVE_SETEUID
446	switch (mode)
447	{
448	case IGNORE:
449	/*
450	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required
452	*/
453	seteuid (getuid ());
454	setegid (getgid ());
455	break;
456	case SAVE:
457	euid = geteuid ();
458	egid = getegid ();
459	break;
460	case RESTORE:
461	seteuid (euid);
462	setegid (egid);
463	break;
464	}
465	# else
466	switch (mode)
467	{
468	case IGNORE:
469	setuid (getuid ());
470	setgid (getgid ());
471	/* FALLTHROUGH */
472	case SAVE:
473	/* FALLTHROUGH */
474	case RESTORE:
475	break;
476	}
477	# endif
478	#endif
479	}
480
481	#ifdef UTMP_SUPPORT
482	void
483	rxvt_term::privileged_utmp (char action)
484	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
486	action, next_utmp_action, getpid ()));
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;
491
492	privileges (RESTORE);
493	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);
497	}
498	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();
502	}
503	privileges (IGNORE);
504	}
505	#endif
506
507	#ifndef NO_SETOWNER_TTYDEV
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517
518	privileges (RESTORE);
519
520	if (action == SAVE)
521	{
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif
529
530	{
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif
536
537	}
538	}
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif
550
551	}
552
553	privileges (IGNORE);
554
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557	action == RESTORE ? "Restoring" : (action ==
558	SAVE ? "Saving" :
559	"UNKNOWN ERROR for"), ttydev,
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif
563	}
564	#endif
565
566	/*----------------------------------------------------------------------*/
567	/*
568	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
570	*/	639	*/
571	void	640	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	642	{
574	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	644	int x, y, flags;
576	unsigned int w, h;	645	unsigned int w, h;
577	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
578		647
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,
581	szHint.height));
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	648	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	649	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	650	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		651
586	recalc_x = recalc_y = 0;	652	recalc_x = recalc_y = 0;
587	flags = 0;	653	flags = 0;
		654
588	if (!parsed_geometry)	655	if (!parsed_geometry)
589	{	656	{
590	parsed_geometry = 1;	657	parsed_geometry = 1;
		658
591	if (rs[Rs_geometry])	659	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	660	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		661
593	if (flags & WidthValue)	662	if (flags & WidthValue)
594	{	663	{
595	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 ());
596	szHint.flags |= USSize;	668	szHint.flags |= USSize;
597	}	669	}
		670
598	if (flags & HeightValue)	671	if (flags & HeightValue)
599	{	672	{
600	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 ());
601	szHint.flags |= USSize;	677	szHint.flags |= USSize;
602	}	678	}
		679
603	if (flags & XValue)	680	if (flags & XValue)
604	{	681	{
605	szHint.x = x;	682	szHint.x = x;
606	szHint.flags |= USPosition;	683	szHint.flags |= USPosition;
		684
607	if (flags & XNegative)	685	if (flags & XNegative)
608	{	686	{
609	recalc_x = 1;	687	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	688	szHint.win_gravity = NorthEastGravity;
611	}	689	}
612	}	690	}
		691
613	if (flags & YValue)	692	if (flags & YValue)
614	{	693	{
615	szHint.y = y;	694	szHint.y = y;
616	szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
617	if (flags & YNegative)	697	if (flags & YNegative)
618	{	698	{
619	recalc_y = 1;	699	recalc_y = 1;
		700
620	if (szHint.win_gravity == NorthEastGravity)	701	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	702	szHint.win_gravity = SouthEastGravity;
622	else	703	else
623	szHint.win_gravity = SouthWestGravity;	704	szHint.win_gravity = SouthWestGravity;
624	}	705	}
625	}	706	}
626	}	707	}
		708
627	/* TODO: BOUNDS */	709	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	710	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	711	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	712	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	713	max_height = MAX_ROWS * fheight;
632		714
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	715	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		716
635	sb_w = mb_h = 0;
636	window_vt_x = window_vt_y = 0;	717	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	718
		719	if (scrollBar.state)
638	{	720	{
639	sb_w = scrollbar_TotalWidth ();	721	int sb_w = scrollBar.total_width ();
640	szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
641	if (! (Options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
642	window_vt_x = sb_w;	725	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	726	}
646	mb_h = menuBar_TotalHeight ();	727
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	728	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	729	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
654		732
655	if (width && width - szHint.base_width < max_width)	733	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	734	{
657	szHint.width = width;	735	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	736	width = newwidth - szHint.base_width;
659	}	737	}
660	else	738	else
661	{	739	{
662	MIN_IT (TermWin.width, max_width);	740	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	741	szHint.width = szHint.base_width + width;
664	}	742	}
		743
665	if (height && height - szHint.base_height < max_height)	744	if (newheight && newheight - szHint.base_height < max_height)
666	{	745	{
667	szHint.height = height;	746	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	747	height = newheight - szHint.base_height;
669	}	748	}
670	else	749	else
671	{	750	{
672	MIN_IT (TermWin.height, max_height);	751	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	752	szHint.height = szHint.base_height + height;
674	}	753	}
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;
677		754
678	if (recalc_x)	755	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	756	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);	757
681	if (recalc_y)	758	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	759	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		760
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	761	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	762	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	763
688	TermWin.ncol, TermWin.nrow, szHint.width,	764	// When the size of the vt window is not a multiple of the cell
689	szHint.height));	765	// size, i.e., when the wm does not honour our size hints, there are
690	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;
691	}	772	}
692		773
693	/*----------------------------------------------------------------------*/	774	/*----------------------------------------------------------------------*/
694	/*	775	/*
695	* Tell the teletype handler what size the window is.	776	* Tell the teletype handler what size the window is.
696	* Called after a window size change.	777	* Called after a window size change.
697	*/	778	*/
698	void	779	void
699	rxvt_term::tt_winch ()	780	rxvt_term::tt_winch ()
700	{	781	{
		782	if (pty->pty < 0)
		783	return;
		784
701	struct winsize ws;	785	struct winsize ws;
702		786
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	787	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	788	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	789	ws.ws_xpixel = vt_width;
709	#ifndef DEBUG_SIZE	790	ws.ws_ypixel = vt_height;
710	(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	}
711	#else	862	#else
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	863	fontset[style] = fontset[0];
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);
717	# endif	864	#endif
718	#endif
719	}
720
721	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */
723	/*
724	* init = 1 - initialize
725	*
726	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font
728	*/
729	bool
730	rxvt_term::change_font (const char *fontname)
731	{
732	if (fontname == FONT_UP)
733	{	865	}
734	// TODO	866
		867	if (parent)
735	}	868	{
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);
743
744	if (fs && fs->populate (fontname ? fontname : "fixed"))
745	{
746	delete TermWin.fontset;
747	TermWin.fontset = fs;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751
752	if (TermWin.parent[0])
753	{
754	resize_all_windows (0, 0, 0);	869	resize_all_windows (0, 0, 0);
755	scr_remap_chars ();	870	scr_remap_chars ();
756	scr_touch (true);	871	scr_touch (true);
757	}	872	}
758		873
759	return true;	874	return true;
760	}	875	}
		876
		877	void
		878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		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)
761	}	891	{
762		892	XSetTextProperty (dpy, parent, &ct, prop);
763	return false;	893	XFree (ct.value);
		894	}
764	}	895	}
765		896
766	bool	897	void
767	rxvt_term::font_up_down (int n, int direction)	898	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
768	{	899	{
769	return false;	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);
770	}	909	}
771		910
772	/*----------------------------------------------------------------------*/	911	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	912	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	913	/* xterm sequences - title, iconName, color (exptl) */
775	void	914	void
776	rxvt_term::set_title (const char *str)	915	rxvt_term::set_title (const char *str)
777	{	916	{
778	#ifndef SMART_WINDOW_TITLE	917	set_mbstring_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	918	#if ENABLE_EWMH
780	#else	919	set_utf8_property (xa[XA_NET_WM_NAME], str);
781	char *name;
782
783	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784	name = NULL;
785	if (name == NULL || STRCMP (name, str))
786	XStoreName (display->display, TermWin.parent[0], str);
787	if (name)
788	XFree (name);
789	#endif	920	#endif
790	}	921	}
791		922
792	void	923	void
793	rxvt_term::set_iconName (const char *str)	924	rxvt_term::set_icon_name (const char *str)
794	{	925	{
795	#ifndef SMART_WINDOW_TITLE	926	set_mbstring_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	927	#if ENABLE_EWMH
797	#else	928	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798	char *name;
799
800	if (XGetIconName (display->display, TermWin.parent[0], &name))
801	name = NULL;
802	if (name == NULL || STRCMP (name, str))
803	XSetIconName (display->display, TermWin.parent[0], str);
804	if (name)
805	XFree (name);
806	#endif	929	#endif
807	}	930	}
808		931
		932	void
		933	rxvt_term::set_window_color (int idx, const char *color)
		934	{
809	#ifdef XTERM_COLOR_CHANGE	935	#ifdef XTERM_COLOR_CHANGE
810	void
811	rxvt_term::set_window_color (int idx, const char *color)
812	{
813	rxvt_color xcol;	936	rxvt_color xcol;
814	int i;
815		937
816	if (color == NULL || *color == '\0')	938	if (color == NULL || *color == '\0')
817	return;	939	return;
818		940
		941	color = strdup (color);
		942	allocated.push_back ((void *)color);
		943	rs[Rs_color + idx] = color;
		944
819	/* handle color aliases */	945	/* handle color aliases */
820	if (isdigit (*color))	946	if (isdigit (*color))
821	{	947	{
822	i = atoi (color);	948	int i = atoi (color);
		949
823	if (i >= 8 && i <= 15)	950	if (i >= 8 && i <= 15)
		951	{
824	{ /* bright colors */	952	/* bright colors */
825	i -= 8;
826	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	953	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
828	SET_PIXCOLOR (idx);
829	goto Done;	954	goto done;
830	# endif
831
832	}	955	}
		956
833	if (i >= 0 && i <= 7)	957	if (i >= 0 && i <= 7)
		958	{
834	{ /* normal colors */	959	/* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	960	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);
837	goto Done;	961	goto done;
838	}	962	}
839	}	963	}
840	if (!rXParseAllocColor (& xcol, color))	964
841	return;	965	set_color (xcol, color);
842	/* XStoreColor (display->display, XCMAP, XColor*); */
843		966
844	/*	967	/*
845	* 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,
846	* so just keep gobbling up the colormap	969	* so just keep gobbling up the colormap
847	*/	970	*/
848	# if 0
849	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])
851	break;
852	if (i > Color_White)
853	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856	DisplayPlanes (display->display, display->screen));
857	}
858	# endif
859		971
860	PixColors[idx] = xcol;	972	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);
862		973
863	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */
865	Done:	974	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869
870	/* handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
871		976
872	set_colorfgbg ();	977	update_fade_color (idx);
873	recolour_cursor ();	978	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	979	scr_recolour ();
875	scr_poweron ();	980	#endif /* XTERM_COLOR_CHANGE */
876	}	981	}
877
878	#else
879	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */
881		982
882	void	983	void
883	rxvt_term::recolour_cursor ()	984	rxvt_term::recolour_cursor ()
884	{	985	{
885	#if TODO	986	XColor fg, bg;
886	rxvt_color xcol[2];
887		987
888	xcol[0] = PixColors[Color_pointer];	988	(ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	989	? pix_colors_focused[Color_pointer_fg]
890	XQueryColors (display->display, XCMAP, xcol, 2);	990	: pix_colors_focused[Color_fg]).get (fg);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	991
892	#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);
893	}	997	}
894		998
895	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
896	/*	1000	/*
897	* 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
898	*/	1002	*/
899	void	1003	char *
900	rxvt_term::set_colorfgbg ()	1004	rxvt_term::get_colorfgbg ()
901	{	1005	{
902	unsigned int i;	1006	unsigned int i;
903	const char *xpmb = "\0";	1007	const char *xpmb = "";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1008	char fstr[] = "default";
905		1009	char bstr[] = "default";
906	env_colorfgbg =	1010	char *env_colorfgbg;
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1011
908	STRCPY (fstr, "default");
909	STRCPY (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	1013	if (pix_colors[Color_fg] == pix_colors[i])
912	{	1014	{
913	sprintf (fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
914	break;	1016	break;
915	}	1017	}
		1018
916	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	1020	if (pix_colors[Color_bg] == pix_colors[i])
918	{	1021	{
919	sprintf (bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
920	#ifdef XPM_BACKGROUND	1023	#if BG_IMAGE_FROM_FILE
921	xpmb = "default;";	1024	xpmb = "default;";
922	#endif	1025	#endif
923	break;	1026	break;
924	}	1027	}
925		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927		1031	return env_colorfgbg;
928	#ifndef NO_BRIGHTCOLOR
929	colorfgbg = DEFAULT_RSTYLE;
930	for (i = minCOLOR; i <= maxCOLOR; i++)
931	{
932	if (PixColors[Color_fg] == PixColors[i])
933	colorfgbg = SET_FGCOLOR (colorfgbg, i);
934	if (PixColors[Color_bg] == PixColors[i])
935	colorfgbg = SET_BGCOLOR (colorfgbg, i);
936	}
937	#endif
938	}	1032	}
939		1033
940	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		1035
946	int	1036	bool
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
948	{	1038	{
949	if (!screen_in_out->set (display, colour))	1039	if (color.set (this, name))
950	{
951	rxvt_print_error ("can't allocate colour: %s", colour);
952	return false;
953	}
954
955	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]);
956	}	1050	}
957		1051
958	/* -------------------------------------------------------------------- *	1052	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	1053	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	1054	* -------------------------------------------------------------------- */
961	void	1055	void
962	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)
963	{	1057	{
964	int fix_screen;	1058	int fix_screen;
		1059	int old_width = szHint.width;
		1060	int old_height = szHint.height;
965		1061
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;
968	#endif
969
970	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);
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1070	XSetWMNormalHints (dpy, parent, &szHint);
		1071	szHint.flags |= PBaseSize | PResizeInc;
		1072	}
		1073
972	if (!ignoreparent)	1074	if (!ignoreparent)
973	{	1075	{
974	#ifdef SMART_RESIZE	1076	#ifdef SMART_RESIZE
975	/*	1077	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1078	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	1081	int x, y, x1, y1;
980	int dx, dy;	1082	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1083	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	1084	Window unused_cr;
983		1085
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1086	XTranslateCoordinates (dpy, parent, display->root,
985	0, 0, &x, &y, &unused_cr);	1087	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1088	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1089	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	1090	/*
989	* 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
990	* our position for handles and decorations. Counter it	1092	* our position for handles and decorations. Counter it
991	*/	1093	*/
…		…
993	{	1095	{
994	x -= x1;	1096	x -= x1;
995	y -= y1;	1097	y -= y1;
996	}	1098	}
997		1099
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1100	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1101	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	1102	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	1103	dy = old_height - szHint.height;
1002		1104
1003	/* Check position of the center of the window */	1105	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	1106	if (x < x1) /* left half */
1005	dx = 0;	1107	dx = 0;
…		…
1008	if (y < y1) /* top half */	1110	if (y < y1) /* top half */
1009	dy = 0;	1111	dy = 0;
1010	else if (y == y1) /* exact center */	1112	else if (y == y1) /* exact center */
1011	dy /= 2;	1113	dy /= 2;
1012		1114
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1115	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1014	szHint.width, szHint.height);	1116	szHint.width, szHint.height);
1015	#else	1117	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1118	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	1119	#endif
1019
1020	}	1120	}
1021		1121
1022	fix_screen = (TermWin.ncol != prev_ncol	1122	if (set_hint)
1023	|| TermWin.nrow != prev_nrow);	1123	XSetWMNormalHints (dpy, parent, &szHint);
1024		1124
		1125	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1126
1025	if (fix_screen || width != old_width || height != old_height)	1127	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	1128	{
1027	if (scrollbar_visible ())	1129	if (scrollBar.state)
1028	{	1130	scrollBar.resize ();
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1030	0, scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();
1032	}
1033		1131
1034	if (menubar_visible ())	1132	XMoveResizeWindow (dpy, vt,
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1133	window_vt_x, window_vt_y,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1134	vt_width, vt_height);
1037		1135
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1136	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1039	window_vt_y, TermWin_TotalWidth (),
1040	TermWin_TotalHeight ());
1041	scr_clear (height != old_height);
1042	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();
1044	#endif
1045		1137
		1138	#ifdef HAVE_BG_PIXMAP
		1139	if (bg_window_size_sensitive ())
		1140	update_background ();
		1141	#endif
1046	}	1142	}
1047		1143
1048	if (fix_screen || old_height == 0)	1144	if (fix_screen || old_height == 0)
1049	{
1050	int curr_screen = -1;
1051	int old_ncol = prev_ncol;
1052
1053	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */
1055	{
1056	unsigned int ncol = TermWin.ncol;
1057	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;
1060	}
1061
1062	scr_reset ();	1145	scr_reset ();
1063		1146
1064	if (curr_screen >= 0) /* this is not the first time through */
1065	{
1066	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1068	}
1069	}
1070
1071	old_width = szHint.width;
1072	old_height = szHint.height;
1073
1074	#ifdef USE_XIM	1147	#if USE_XIM
1075	IMSetStatusPosition ();	1148	im_set_position ();
1076	#endif	1149	#endif
1077	}	1150	}
1078		1151
1079	/*	1152	/*
1080	* 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.
1081	* good for toggling 80/132 columns	1154	* good for toggling 80/132 columns
1082	*/	1155	*/
1083	void	1156	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1157	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1158	{
1086	XWindowAttributes wattr;	1159	XWindowAttributes wattr;
1087		1160
1088	if (width == 0 || height == 0)	1161	if (newwidth == 0 || newheight == 0)
1089	{	1162	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1163	XGetWindowAttributes (dpy, display->root, &wattr);
		1164
1091	if (width == 0)	1165	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1166	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1167	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1168	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1169	}
		1170
		1171	if (newwidth != vt_width || newheight != vt_height)
		1172	{
1098	width += szHint.base_width;	1173	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1174	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1175	resize_all_windows (newwidth, newheight, 0);
1101	}	1176	}
1102	}	1177	}
1103		1178
1104	/* -------------------------------------------------------------------- *	1179	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1180	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1181	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1182	#if USE_XIM
1108		1183
1109	void	1184	void
		1185	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1186	{
		1187	fg = pix_colors [Color_fg];
		1188	bg = pix_colors [Color_bg];
		1189	}
		1190
		1191	void
1110	rxvt_term::im_set_size (XRectangle *size)	1192	rxvt_term::im_set_size (XRectangle &size)
1111	{	1193	{
1112	size->x = TermWin.int_bwidth;	1194	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1195	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1196	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1197	size.width = Width2Pixel (ncol) + int_bwidth;
		1198	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1199	}
1117		1200
1118	void	1201	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1202	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1203	XRectangle &status_rect,
		1204	const XRectangle &needed_rect)
1120	{	1205	{
1121	*fg = PixColors[Color_fg];	1206	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	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;
1123	}	1215	}
1124		1216
1125	/* Checking whether input method is running. */	1217	/* Checking whether input method is running. */
1126	bool	1218	bool
1127	rxvt_term::IMisRunning ()	1219	rxvt_term::im_is_running ()
1128	{	1220	{
1129	char *p;	1221	Atom atom;
1130	Atom atom;	1222	Window win;
1131	Window win;
1132	char server[IMBUFSIZ];	1223	char server[IMBUFSIZ];
1133		1224
1134	/* get current locale modifier */	1225	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1226	if (char *p = XSetLocaleModifiers (0))
1136	{	1227	{
1137	STRCPY (server, "@server=");	1228	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1229	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1230
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1231	if (p = strchr (server + 1, '@')) /* first one only */
1140	*p = '\0';	1232	*p = '\0';
1141		1233
1142	atom = XInternAtom (display->display, server, False);	1234	atom = XInternAtom (dpy, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1235	win = XGetSelectionOwner (dpy, atom);
		1236
1144	if (win != None)	1237	if (win != None)
1145	return True;	1238	return true;
1146	}	1239	}
		1240
1147	return False;	1241	return false;
1148	}	1242	}
1149		1243
1150	void	1244	void
1151	rxvt_term::IMSendSpot ()	1245	rxvt_term::im_send_spot ()
1152	{	1246	{
1153	XPoint spot;	1247	XPoint nspot;
1154	XVaNestedList preedit_attr;	1248	XVaNestedList preedit_attr;
1155		1249
1156	if (Input_Context == NULL	1250	if (!Input_Context
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1251	|| !focus
1158	|| ! (event_type == KeyPress	1252	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159	|| event_type == Expose
1160	|| event_type == NoExpose
1161	|| event_type == SelectionNotify
1162	|| event_type == ButtonRelease || event_type == FocusIn)
1163	|| !IMisRunning ())
1164	return;	1253	return;
1165		1254
1166	im_set_position (&spot);	1255	im_set_position (nspot);
		1256
		1257	if (nspot.x == spot.x && nspot.y == spot.y)
		1258	return;
		1259
		1260	spot = nspot;
1167		1261
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1262	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1263	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1264	XFree (preedit_attr);
1171	}	1265	}
1172		1266
1173	void	1267	void
1174	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175	XRectangle * needed_rect)
1176	{
1177	int mbh, vtx = 0;
1178
1179	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180	vtx = scrollbar_TotalWidth ();
1181
1182	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183	mbh -= TermWin.lineSpace;
1184
1185	preedit_rect->x = needed_rect->width + vtx;
1186	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189	preedit_rect->height = Height2Pixel (1);
1190
1191	status_rect->x = vtx;
1192	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195	status_rect->height = Height2Pixel (1);
1196	}
1197
1198	void
1199	rxvt_term::im_destroy ()	1268	rxvt_term::im_destroy ()
1200	{	1269	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1270	if (input_method)
1208	{	1271	{
		1272	if (Input_Context && input_method->xim)
		1273	XDestroyIC (Input_Context);
		1274
1209	display->put_xim (input_method);	1275	display->put_xim (input_method);
1210	input_method = 0;	1276	input_method = 0;
1211	}	1277	}
		1278
		1279	Input_Context = 0;
1212	}	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
1213		1355
1214	/*	1356	/*
1215	* 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
1216	* open a suitable preedit type	1358	* open a suitable preedit type
1217	*/	1359	*/
1218	bool	1360	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1361	rxvt_term::im_get_ic (const char *modifiers)
1220	{	1362	{
1221	int i, j, found;	1363	int i, j, found;
1222	XIM xim;	1364	XIM xim;
1223	XPoint spot;	1365	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1366	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1367	unsigned long fg, bg;
1226	const char *p;	1368	const char *p;
1227	char **s;	1369	char **s;
1228	XIMStyles *xim_styles;	1370	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;	1371
		1372	set_environ (envv);
1230		1373
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1374	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1375	return false;
1233		1376
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1377	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1378	if (input_method == NULL)
1237	return false;	1379	return false;
1238		1380
1239	xim = input_method->xim;	1381	xim = input_method->xim;
		1382	spot.x = spot.y = -1;
1240		1383
1241	xim_styles = NULL;	1384	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1385	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1386	|| !xim_styles || !xim_styles->count_styles)
1244	{	1387	{
1245	display->put_xim (input_method);	1388	im_destroy ();
1246	return false;	1389	return false;
1247	}	1390	}
1248		1391
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1392	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1250	s = rxvt_splitcommastring (p);	1393
		1394	for (int pi = 0; pi < 2; pi++)
		1395	{
		1396	p = pet[pi];
		1397
		1398	if (!p)
		1399	continue;
		1400
		1401	s = rxvt_strsplit (',', p);
		1402
1251	for (i = found = 0; !found && s[i]; i++)	1403	for (i = found = 0; !found && s[i]; i++)
1252	{	1404	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1405	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1406	input_style = XIMPreeditPosition | XIMStatusNothing;
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1407	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1408	input_style = XIMPreeditArea | XIMStatusArea;
1257	else if (!STRCMP (s[i], "Root"))	1409	else if (!strcmp (s[i], "Root"))
1258	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;
1259		1419
1260	for (j = 0; j < xim_styles->count_styles; j++)	1420	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1421	if (input_style == xim_styles->supported_styles[j])
1262	{	1422	{
		1423	rxvt_free_strsplit (s);
		1424
1263	found = 1;	1425	found = 1;
1264	break;	1426	goto foundpet;
		1427	}
		1428
1265	}	1429	}
1266	}
1267		1430
1268	for (i = 0; s[i]; i++)	1431	rxvt_free_strsplit (s);
1269	free (s[i]);	1432	}
1270		1433
1271	free (s);	1434	foundpet:
		1435
1272	XFree (xim_styles);	1436	XFree (xim_styles);
1273		1437
1274	if (!found)	1438	if (!found)
1275	{	1439	{
1276	display->put_xim (input_method);	1440	im_destroy ();
1277	return false;	1441	return false;
1278	}	1442	}
1279		1443
1280	preedit_attr = status_attr = NULL;	1444	XFontSet fs = 0;
		1445	XVaNestedList preedit_attr = 0, status_attr = 0;
		1446
		1447	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		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];
		1454
		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);
		1465
		1466	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1467	&missing_charset_list, &missing_charset_count, &def_string);
		1468
		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	}
1281		1478
1282	if (input_style & XIMPreeditPosition)	1479	if (input_style & XIMPreeditPosition)
1283	{	1480	{
1284	im_set_size (&rect);	1481	im_set_size (rect);
1285	im_set_position (&spot);	1482	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1483	im_set_color (fg, bg);
1287		1484
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1485	preedit_attr = XVaCreateNestedList (0,
		1486	XNForeground, fg,
		1487	XNBackground, bg,
		1488	XNArea, &rect,
1289	XNSpotLocation, &spot,	1489	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1490	XNFontSet, fs,
1292	NULL);	1491	NULL);
1293	}	1492	}
1294	else if (input_style & XIMPreeditArea)	1493	else if (input_style & XIMPreeditArea)
1295	{	1494	{
1296	im_set_color (&fg, &bg);	1495	im_set_color (fg, bg);
1297		1496
1298	/*	1497	/*
1299	* The necessary width of preedit area is unknown	1498	* The necessary width of preedit area is unknown
1300	* until create input context.	1499	* until create input context.
1301	*/	1500	*/
1302	needed_rect.width = 0;	1501	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1502	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1503
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
1307	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,
1308	//XNFontSet, TermWin.fontset,	1514	XNFontSet, fs,
1309	NULL);	1515	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1516	}
1311	XNForeground, fg, XNBackground, bg,	1517	#if ENABLE_XIM_ONTHESPOT
1312	//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
1313	NULL);	1539	NULL);
1314	}	1540	}
		1541	#endif
1315		1542
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1543	Input_Context = XCreateIC (xim,
		1544	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1545	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1546	XNFocusWindow, parent,
1319	preedit_attr ? XNPreeditAttributes : NULL,	1547	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1548	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1549	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1550	status_attr, NULL);
		1551
1323	if (preedit_attr) XFree (preedit_attr);	1552	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1553	if (status_attr) XFree (status_attr);
		1554	if (fs) XFreeFontSet (dpy, fs);
1325		1555
1326	if (Input_Context == NULL)	1556	if (Input_Context == NULL)
1327	{	1557	{
1328	rxvt_print_error ("failed to create input context");	1558	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1559	im_destroy ();
1330	return false;	1560	return false;
1331	}	1561	}
1332		1562
1333	if (input_style & XIMPreeditArea)	1563	#if 0
1334	IMSetStatusPosition ();	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
1335		1568
1336	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1569	im_set_position ();
		1570
1337	return true;	1571	return true;
1338	}	1572	}
1339		1573
1340	void	1574	void
1341	rxvt_term::im_cb ()	1575	rxvt_term::im_cb ()
1342	{	1576	{
1343	int i, found, had_im;	1577	int i;
1344	const char *p;	1578	const char *p;
1345	char **s;	1579	char **s;
1346	char buf[IMBUFSIZ];	1580	char buf[IMBUFSIZ];
1347		1581
		1582	make_current ();
		1583
1348	im_destroy ();	1584	im_destroy ();
1349		1585
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1586	if (Input_Context)
1352	return;	1587	return;
1353		1588
1354	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355	if (rs[Rs_imLocale])	1589	if (rs[Rs_imLocale])
1356	SET_LOCALE (rs[Rs_imLocale]);	1590	SET_LOCALE (rs[Rs_imLocale]);
1357	#endif
1358		1591
1359	p = rs[Rs_inputMethod];	1592	p = rs[Rs_inputMethod];
1360	if (p && *p)	1593	if (p && *p)
1361	{	1594	{
1362	bool found = false;	1595	bool found = false;
1363		1596
1364	s = rxvt_splitcommastring (p);	1597	s = rxvt_strsplit (',', p);
		1598
1365	for (i = 0; s[i]; i++)	1599	for (i = 0; s[i]; i++)
1366	{	1600	{
1367	if (*s[i])	1601	if (*s[i])
1368	{	1602	{
1369	STRCPY (buf, "@im=");	1603	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1604	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1605	if (im_get_ic (buf))
1372	{	1606	{
1373	found = true;	1607	found = true;
1374	break;	1608	break;
1375	}	1609	}
1376	}	1610	}
1377	}	1611	}
1378	for (i = 0; s[i]; i++)	1612
1379	free (s[i]);	1613	rxvt_free_strsplit (s);
1380	free (s);
1381		1614
1382	if (found)	1615	if (found)
1383	goto done;	1616	goto done;
1384	}	1617	}
1385		1618
1386	/* try with XMODIFIERS env. var. */	1619	/* try with XMODIFIERS env. var. */
1387	if (IM_get_IC (""))	1620	if (im_get_ic (""))
1388	goto done;	1621	goto done;
1389		1622
1390	/* 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 */
1391	if (IM_get_IC ("@im=none"))	1624	if (im_get_ic ("@im=none"))
1392	goto done;	1625	goto done;
1393		1626
1394	done:	1627	done:
1395	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1396	if (rs[Rs_imLocale])	1628	if (rs[Rs_imLocale])
1397	SET_LOCALE (locale);	1629	SET_LOCALE (locale);
1398	#endif
1399	}	1630	}
1400		1631
1401	void	1632	void
1402	rxvt_term::IMSetStatusPosition ()	1633	rxvt_term::im_set_position ()
1403	{	1634	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1406		1637
1407	if (Input_Context == NULL	1638	if (!Input_Context
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1639	|| !focus
		1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1409	|| !IMisRunning ())	1641	|| !im_is_running ())
1410	return;	1642	return;
1411		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	{
1412	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1657	XFree (status_attr);
1416		1658
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1418		1661
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1664
1422	XSetICValues (Input_Context,	1665	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1425		1669
		1670	XFree (status_attr);
		1671	}
		1672
1426	XFree (preedit_attr);	1673	XFree (preedit_attr);
1427	XFree (status_attr);
1428	}	1674	}
1429	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1430		1676
1431	/*----------------------------------------------------------------------*/	1677	void
1432	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 */
1433		1711
1434	/*----------------------- end-of-file (C source) -----------------------*/	1712	/*----------------------- end-of-file (C source) -----------------------*/

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