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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.394 by root, Sat Dec 13 10:07:30 2014 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2014 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 3 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
22	*	22	*
23	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
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	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
		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
		60	static char curlocale[128], savelocale[128];
		61
		62	bool
		63	rxvt_set_locale (const char *locale) NOTHROW
		64	{
		65	int size = strlen (locale) + 1;
		66
		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);
		74	setlocale (LC_CTYPE, curlocale);
		75	return true;
		76	}
		77
47	void *	78	void
48	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
49	{	80	{
50	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
51		84
52	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
53	return p;	148	return len;
54	}
55		149
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	150	}
		151	#endif
61		152
62	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
64	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		160	#endif
		161	#ifdef TEXT_BLINK
		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),
66	#endif	179	#endif
67	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	182	#endif
70	x_ev (this, &rxvt_term::x_cb)	183	#ifndef NO_BELL
71	{	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		185	#endif
		186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		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
72	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;
73	}	212	}
74		213
75	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
76	{	215	{
77	delete PixColors;	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
78	}
79		217
80	/*----------------------------------------------------------------------*/	218	emergency_cleanup ();
81	/* rxvt_init() */
82	/* LIBPROTO */
83	rxvt_t
84	rxvt_init(int argc, const char *const *argv)
85	{
86	SET_R(new rxvt_term);
87	dR;
88		219
89	if (!R->init_vars () || !R->init (argc, argv))	220	#if ENABLE_STYLES
90	{	221	for (int i = RS_styleCount; --i; )
91	delete R;	222	if (fontset[i] != fontset[0])
92	return NULL;	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)
93	}	236	{
		237	selection_clear ();
		238	selection_clear (true);
94		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244
		245	if (gc)
		246	XFreeGC (dpy, gc);
		247
		248	delete drawable;
		249
		250	// destroy all windows
		251	if (parent)
		252	XDestroyWindow (dpy, parent);
		253
		254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	pix_colors_unfocused [i].free (this);
		260	#endif
		261	}
		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
		266	displays.put (display);
		267	}
		268
		269	scr_release ();
		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	free (selection.clip_text);
		277	free (locale);
		278	free (v_buffer);
		279
		280	delete selection_req;
		281
		282	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		283	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		284
		285	delete env;
		286
		287	delete envv;
		288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	#ifndef NO_RESOURCES
		294	XrmDestroyDatabase (option_db);
		295	#endif
		296
		297	SET_R ((rxvt_term *)0);
		298	}
		299
		300	// child has exited, usually destroys
		301	void
		302	rxvt_term::child_cb (ev::child &w, int status)
		303	{
		304	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		305
		306	cmd_pid = 0;
		307
		308	if (!option (Opt_hold))
		309	destroy ();
		310	}
		311
		312	void
		313	rxvt_term::destroy ()
		314	{
		315	if (destroy_ev.is_active ())
95	return R;	316	return;
96	}
97		317
98	bool	318	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99	rxvt_term::init (int argc, const char *const *argv)
100	{
101	dR;//TODO (scrollbar, setidle)
102		319
103	/*	320	#if ENABLE_OVERLAY
104	* Save and then give up any super-user privileges	321	scr_overlay_off ();
105	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems
109	*/
110	rxvt_privileges (this, SAVE);
111	rxvt_privileges (this, IGNORE);
112
113	rxvt_init_secondary (this);
114
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117	#if (MENUBAR_MAX)
118	rxvt_menubar_read (this, rs[Rs_menu]);
119	#endif	322	#endif
120	#ifdef HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)
122	scrollbar_setIdle (); /* set existence for size calculations */
123	#endif
124		323
125	rxvt_Create_Windows (this, argc, argv);	324	if (display)
126
127	rxvt_init_xlocale (this);
128
129	rxvt_scr_reset (this); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133
134	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif
142
143	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146	#endif
147	#if (MENUBAR_MAX)
148	if (menubar_visible(r))
149	XMapWindow (Xdisplay, menuBar.win);
150	#endif
151	#ifdef TRANSPARENT
152	if (Options & Opt_transparent)
153	{
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155	rxvt_check_our_parents (this);
156	}	325	{
		326	#if USE_XIM
		327	im_ev.stop (display);
157	#endif	328	#endif
158	XMapWindow (Xdisplay, TermWin.vt);	329	scrollbar_ev.stop (display);
159	XMapWindow (Xdisplay, TermWin.parent[0]);	330	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
160		331	rootwin_ev.stop (display);
161	rxvt_init_env (this);
162	rxvt_init_command (this, cmd_argv);
163
164	x_ev.start (Xfd, EVENT_READ);
165	pty_ev.start (cmd_fd, EVENT_READ);
166
167	return true;
168	}
169
170	/* ------------------------------------------------------------------------- *
171	* SIGNAL HANDLING & EXIT HANDLER *
172	* ------------------------------------------------------------------------- */
173	/*
174	* Catch a SIGCHLD signal and exit if the direct child has died
175	*/
176	/* ARGSUSED */
177	/* EXTPROTO */
178	RETSIGTYPE
179	rxvt_Child_signal(int sig __attribute__ ((unused)))
180	{
181	dR;
182	int pid, save_errno = errno;
183
184	do {
185	errno = 0;
186	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
187
188	if (pid == R->cmd_pid)
189	exit(EXIT_SUCCESS);
190
191	errno = save_errno;
192	signal(SIGCHLD, rxvt_Child_signal);
193	}
194
195	/*
196	* Catch a fatal signal and tidy up before quitting
197	*/
198	/* EXTPROTO */
199	RETSIGTYPE
200	rxvt_Exit_signal(int sig)
201	{
202	signal(sig, SIG_DFL);
203	#ifdef DEBUG_CMD
204	rxvt_print_error("signal %d", sig);
205	#endif	332	#endif
206	rxvt_clean_exit();	333	termwin_ev.stop (display);
207	kill(getpid(), sig);	334	vt_ev.stop (display);
208	}
209
210	/* ARGSUSED */
211	/* INTPROTO */
212	int
213	rxvt_xerror_handler(const Display * display
214	__attribute__ ((unused)), const XErrorEvent * event)
215	{
216	dR;
217
218	if (R->allowedxerror == -1) {
219	R->allowedxerror = event->error_code;
220	return 0; /* ignored anyway */
221	}	335	}
222	rxvt_print_error("XError: Request: %d . %d, Error: %d",	336
223	event->request_code, event->minor_code,	337	flush_ev.stop ();
224	event->error_code);	338	pty_ev.stop ();
225	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	339	#ifdef CURSOR_BLINK
226	exit(EXIT_FAILURE);	340	cursor_blink_ev.stop ();
227	/* NOTREACHED */	341	#endif
		342	#ifdef TEXT_BLINK
		343	text_blink_ev.stop ();
		344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
		351	#ifdef POINTER_BLANK
		352	pointer_ev.stop ();
		353	#endif
		354
		355	destroy_ev.start ();
		356	}
		357
		358	void
		359	rxvt_term::destroy_cb (ev::idle &w, int revents)
		360	{
		361	make_current ();
		362
		363	delete this;
		364	}
		365
		366	void
		367	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		368	{
		369	if (!opt)
		370	return;
		371
		372	uint8_t mask = 1 << (opt & 7);
		373	uint8_t &val = options [opt >> 3];
		374
		375	val = val & ~mask | (set ? mask : 0);
228	}	376	}
229		377
230	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
231	/*	379	/*
232	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
233	* TODO: if debugging, this should free up any known resources if we can
234	*/	381	*/
235	/* EXTPROTO */	382	static XErrorHandler old_xerror_handler;
236	void
237	rxvt_clean_exit(void)
238	{
239	dR;
240		383
241	#ifdef DEBUG_SCREEN	384	static void
242	rxvt_scr_release(aR);	385	rxvt_emergency_cleanup ()
243	#endif	386	{
244	#ifndef NO_SETOWNER_TTYDEV	387	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
245	rxvt_privileged_ttydev(aR_ RESTORE);	388	(*t)->emergency_cleanup ();
246	#endif	389	}
247	#ifdef UTMP_SUPPORT	390
248	rxvt_privileged_utmp(aR_ RESTORE);	391	#if !ENABLE_MINIMAL
249	#endif	392	static void ecb_cold
250	#ifdef USE_XIM	393	print_x_error (Display *dpy, XErrorEvent *event)
251	if (R->Input_Context != NULL) {	394	{
252	XDestroyIC(R->Input_Context);	395	char buffer[BUFSIZ];
253	R->Input_Context = NULL;	396	char mesg[BUFSIZ];
		397	char number[32];
		398
		399	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		400
		401	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		402	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		403
		404	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		407
		408	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		410
		411	if (event->request_code >= 128)
254	}	412	{
255	#endif	413	#if 0
256	}	414	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		415	int nexts;
		416	char **exts = XListExtensions (dpy, &nexts);
257		417
258	/* ------------------------------------------------------------------------- *	418	while (nexts)
259	* MEMORY ALLOCATION WRAPPERS *	419	{
260	* ------------------------------------------------------------------------- */	420	char *extname = exts [nexts - 1];
261	/* EXTPROTO */	421	int major, first_event, first_error;
262	void *
263	rxvt_malloc(size_t size)
264	{
265	void *p;
266		422
267	p = malloc(size);	423	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
268	if (p)	424	{
269	return p;	425	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		426	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
270		427
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	428	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
272	rxvt_clean_exit();	429	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		430	rxvt_warn ("+ (which is %s)\n", buffer);
		431
		432	break;
		433	}
		434
		435	printf ("nextss %d %s\n", nexts, extname);//D
		436	--nexts;
		437	++exts;
		438	}
		439	#else
		440	int nexts = 0;
		441	char **exts = 0;
		442	#endif
		443
		444	if (!nexts)
		445	{
		446	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		447
		448	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		449	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		450
		451	#if 0
		452	sprintf (number, "RENDER.%d", event->minor_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	#endif
		456	}
		457
		458	XFreeExtensionList (exts);
		459	}
		460	else
		461	{
		462	sprintf (number, "%d", event->request_code);
		463	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		464	rxvt_warn ("+ (which is %s)\n", buffer);
		465	}
		466
		467	if (event->error_code == BadWindow
		468	|| event->error_code == BadPixmap
		469	|| event->error_code == BadCursor
		470	|| event->error_code == BadFont
		471	|| event->error_code == BadDrawable
		472	|| event->error_code == BadColor
		473	|| event->error_code == BadGC
		474	|| event->error_code == BadIDChoice
		475	|| event->error_code == BadValue
		476	|| event->error_code == BadAtom)
		477	{
		478	if (event->error_code == BadValue)
		479	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		480	else if (event->error_code == BadAtom)
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		482	else
		483	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		484
		485	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		486	}
		487	}
		488	#endif
		489
		490	int ecb_cold
		491	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		492	{
		493	if (GET_R && GET_R->allowedxerror == -1)
		494	GET_R->allowedxerror = event->error_code;
		495	else
		496	{
		497	// GET_R is most likely not the terminal which caused the error,
		498	// so just output the error and continue
		499	#if ENABLE_MINIMAL
		500	old_xerror_handler (display, event);
		501	#else
		502	print_x_error (display, event);
		503	#endif
		504	}
		505
		506	return 0;
		507	}
		508
		509	int ecb_cold
		510	rxvt_xioerror_handler (Display *display)
		511	{
		512	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		513	DisplayString (display));
		514	rxvt_emergency_cleanup ();
273	exit(EXIT_FAILURE);	515	_exit (EXIT_FAILURE);
274	/* NOTREACHED */
275	}	516	}
276		517
277	/* EXTPROTO */	518	static struct sig_handlers
278	void *
279	rxvt_calloc(size_t number, size_t size)
280	{	519	{
281	void *p;	520	ev::sig sw_term, sw_int;
282		521
283	p = calloc(number, size);	522	/*
284	if (p)	523	* Catch a fatal signal and tidy up before quitting
285	return p;	524	*/
		525	void sig_term (ev::sig &w, int revents);
286		526
287	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	527	sig_handlers ()
288	rxvt_clean_exit();	528	{
289	exit(EXIT_FAILURE);	529	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
290	/* NOTREACHED */	530	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
291	}	531	}
		532	} sig_handlers;
292		533
293	/* EXTPROTO */
294	void *
295	rxvt_realloc(void *ptr, size_t size)
296	{
297	void *p;
298
299	if (ptr)
300	p = realloc(ptr, size);
301	else
302	p = malloc(size);
303	if (p)
304	return p;
305
306	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
307	rxvt_clean_exit();
308	exit(EXIT_FAILURE);
309	/* NOTREACHED */
310	}
311
312	/* ------------------------------------------------------------------------- *
313	* PRIVILEGED OPERATIONS *
314	* ------------------------------------------------------------------------- */
315	/* take care of suid/sgid super-user (root) privileges */
316	/* INTPROTO */
317	void	534	void
318	rxvt_privileges(pR_ int mode)	535	sig_handlers::sig_term (ev::sig &w, int revents)
319	{	536	{
320	#if ! defined(__CYGWIN32__)	537	rxvt_emergency_cleanup ();
321	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	538	w.stop ();
322	/* setreuid() is the poor man's setuid(), seteuid() */	539	kill (getpid (), w.signum);
323	# define seteuid(a) setreuid(-1, (a))	540	}
324	# define setegid(a) setregid(-1, (a))	541
325	# define HAVE_SETEUID	542	static void
		543	rxvt_get_ttymode (struct termios *tio)
		544	{
		545	if (tcgetattr (STDIN_FILENO, tio) < 0)
		546	memset (tio, 0, sizeof (struct termios));
		547
		548	for (int i = 0; i < NCCS; i++)
		549	tio->c_cc[i] = VDISABLE;
		550
		551	tio->c_cc[VINTR] = CINTR;
		552	tio->c_cc[VQUIT] = CQUIT;
		553	tio->c_cc[VERASE] = CERASE;
		554	#ifdef VERASE2
		555	tio->c_cc[VERASE2] = CERASE2;
		556	#endif
		557	tio->c_cc[VKILL] = CKILL;
		558	tio->c_cc[VEOF] = CEOF;
		559	tio->c_cc[VSTART] = CSTART;
		560	tio->c_cc[VSTOP] = CSTOP;
		561	tio->c_cc[VSUSP] = CSUSP;
		562	# ifdef VDSUSP
		563	tio->c_cc[VDSUSP] = CDSUSP;
326	# endif	564	# endif
327	# ifdef HAVE_SETEUID	565	# ifdef VREPRINT
328	switch (mode) {	566	tio->c_cc[VREPRINT] = CRPRNT;
329	case IGNORE:
330	/*
331	* change effective uid/gid - not real uid/gid - so we can switch
332	* back to root later, as required
333	*/
334	seteuid(getuid());
335	setegid(getgid());
336	break;
337	case SAVE:
338	R->euid = geteuid();
339	R->egid = getegid();
340	break;
341	case RESTORE:
342	seteuid(R->euid);
343	setegid(R->egid);
344	break;
345	}
346	# else
347	switch (mode) {
348	case IGNORE:
349	setuid(getuid());
350	setgid(getgid());
351	/* FALLTHROUGH */
352	case SAVE:
353	/* FALLTHROUGH */
354	case RESTORE:
355	break;
356	}
357	# endif	567	# endif
358	#endif	568	# ifdef VDISCRD
359	}	569	tio->c_cc[VDISCRD] = CFLUSH;
360
361	#ifdef UTMP_SUPPORT
362	/* EXTPROTO */
363	void
364	rxvt_privileged_utmp(pR_ char action)
365	{
366	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
367	action, R->next_utmp_action, getpid()));
368	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
369	|| (R->Options & Opt_utmpInhibit)
370	|| R->ttydev == NULL || *R->ttydev == '\0')
371	return;
372
373	rxvt_privileges(aR_ RESTORE);
374	if (action == SAVE) {
375	R->next_utmp_action = RESTORE;
376	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
377	} else { /* action == RESTORE */
378	R->next_utmp_action = IGNORE;
379	rxvt_cleanutent(aR);
380	}
381	rxvt_privileges(aR_ IGNORE);
382	}
383	#endif
384
385	#ifndef NO_SETOWNER_TTYDEV
386	/* EXTPROTO */
387	void
388	rxvt_privileged_ttydev(pR_ char action)
389	{
390	D_MAIN((stderr,
391	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
392	action, R->next_tty_action, getpid()));
393	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
394	|| R->ttydev == NULL || *R->ttydev == '\0')
395	return;
396
397	rxvt_privileges(aR_ RESTORE);
398
399	if (action == SAVE) {
400	R->next_tty_action = RESTORE;
401	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
402	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
403	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
404	R->next_tty_action = IGNORE;
405	else
406	# endif	570	# endif
407	{	571	# ifdef VWERSE
408	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	572	tio->c_cc[VWERSE] = CWERASE;
409	chmod(R->ttydev, R->ttymode);
410	# ifdef HAVE_REVOKE
411	revoke(R->ttydev);
412	# endif	573	# endif
413	}	574	# ifdef VLNEXT
414	} else { /* action == RESTORE */	575	tio->c_cc[VLNEXT] = CLNEXT;
415	R->next_tty_action = IGNORE;
416	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
417	chmod(R->ttydev, R->ttyfd_stat.st_mode);
418	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
419	# else
420	chmod(R->ttydev,
421	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
422	chown(R->ttydev, 0, 0);
423	# endif	576	# endif
424	}	577	# ifdef VSTATUS
425		578	tio->c_cc[VSTATUS] = CSTATUS;
426	rxvt_privileges(aR_ IGNORE);
427
428	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
429	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
430	action == RESTORE ? "Restoring" : (action ==
431	SAVE ? "Saving" :
432	"UNKNOWN ERROR for"), R->ttydev,
433	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
434	R->ttyfd_stat.st_gid));
435	# endif	579	# endif
436	}	580
		581	# if VMIN != VEOF
		582	tio->c_cc[VMIN] = 1;
437	#endif	583	# endif
		584	# if VTIME != VEOL
		585	tio->c_cc[VTIME] = 0;
		586	# endif
		587
		588	/* input modes */
		589	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		590	# ifdef IMAXBEL
		591	| IMAXBEL
		592	# endif
		593	| IXON);
		594
		595	/* output modes */
		596	tio->c_oflag = (OPOST | ONLCR);
		597
		598	/* control modes */
		599	tio->c_cflag = (CS8 | CREAD);
		600
		601	/* local modes */
		602	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		603	# if defined (ECHOCTL) && defined (ECHOKE)
		604	| ECHOCTL | ECHOKE
		605	# endif
		606	| ECHOE | ECHOK);
		607	}
		608
		609	char **rxvt_environ; // startup environment
		610
		611	void
		612	rxvt_init ()
		613	{
		614	assert (("fontMask must not overlap other RS masks",
		615	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		616
		617	rxvt_get_ttymode (&rxvt_term::def_tio);
		618
		619	// get rid of stdin/stdout as we don't need them, to free resources
		620	dup2 (STDERR_FILENO, STDIN_FILENO);
		621	dup2 (STDERR_FILENO, STDOUT_FILENO);
		622
		623	if (!ev_default_loop ())
		624	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		625
		626	rxvt_environ = environ;
		627
		628	signal (SIGHUP, SIG_IGN);
		629	signal (SIGPIPE, SIG_IGN);
		630
		631	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		632	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		633
		634	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		635	// TODO: handle this with exceptions and tolerate the memory loss
		636	XSetIOErrorHandler (rxvt_xioerror_handler);
		637
		638	XrmInitialize ();
		639
		640	#if HAVE_PIXBUF
		641	g_type_init ();
		642	#endif
		643	}
438		644
439	/*----------------------------------------------------------------------*/	645	/*----------------------------------------------------------------------*/
440	/*	646	/*
441	* window size/position calculcations for XSizeHint and other storage.	647	* window size/position calculations for XSizeHint and other storage.
442	* if width/height are non-zero then override calculated width/height	648	* if width/height are non-zero then override calculated width/height
443	*/	649	*/
444	/* EXTPROTO */
445	void	650	void
446	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	651	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
447	{	652	{
448	short recalc_x, recalc_y;	653	short recalc_x, recalc_y;
449	int x, y, sb_w, mb_h, flags;	654	int x, y, flags;
450	unsigned int w, h;	655	unsigned int w, h;
451	unsigned int max_width, max_height;	656	unsigned int max_width, max_height;
452		657
453	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
454	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
455	R->szHint.height));
456	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	658	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
457	R->szHint.win_gravity = NorthWestGravity;	659	szHint.win_gravity = NorthWestGravity;
458	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	660	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
459		661
460	recalc_x = recalc_y = 0;	662	recalc_x = recalc_y = 0;
461	flags = 0;	663	flags = 0;
		664
462	if (!R->parsed_geometry) {	665	if (!parsed_geometry)
		666	{
463	R->parsed_geometry = 1;	667	parsed_geometry = 1;
		668
464	if (R->rs[Rs_geometry])	669	if (rs[Rs_geometry])
465	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	670	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		671
466	if (flags & WidthValue) {	672	if (flags & WidthValue)
467	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	673	{
		674	if (!w)
		675	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		676
		677	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
468	R->szHint.flags |= USSize;	678	szHint.flags |= USSize;
469	}	679	}
		680
470	if (flags & HeightValue) {	681	if (flags & HeightValue)
471	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	682	{
		683	if (!h)
		684	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		685
		686	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
472	R->szHint.flags |= USSize;	687	szHint.flags |= USSize;
473	}	688	}
		689
474	if (flags & XValue) {	690	if (flags & XValue)
		691	{
475	R->szHint.x = x;	692	szHint.x = x;
476	R->szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
477	if (flags & XNegative) {	695	if (flags & XNegative)
		696	{
478	recalc_x = 1;	697	recalc_x = 1;
479	R->szHint.win_gravity = NorthEastGravity;	698	szHint.win_gravity = NorthEastGravity;
480	}	699	}
481	}	700	}
		701
482	if (flags & YValue) {	702	if (flags & YValue)
		703	{
483	R->szHint.y = y;	704	szHint.y = y;
484	R->szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
485	if (flags & YNegative) {	707	if (flags & YNegative)
		708	{
486	recalc_y = 1;	709	recalc_y = 1;
		710
487	if (R->szHint.win_gravity == NorthEastGravity)	711	if (szHint.win_gravity == NorthEastGravity)
488	R->szHint.win_gravity = SouthEastGravity;	712	szHint.win_gravity = SouthEastGravity;
489	else	713	else
490	R->szHint.win_gravity = SouthWestGravity;	714	szHint.win_gravity = SouthWestGravity;
491	}	715	}
492	}	716	}
493	}	717	}
		718
494	/* TODO: BOUNDS */	719	/* TODO: BOUNDS */
495	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	720	width = ncol * fwidth;
496	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	721	height = nrow * fheight;
497	max_width = MAX_COLS * R->TermWin.fwidth;	722	max_width = MAX_COLS * fwidth;
498	max_height = MAX_ROWS * R->TermWin.fheight;	723	max_height = MAX_ROWS * fheight;
499		724
500	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	725	szHint.base_width = szHint.base_height = 2 * int_bwidth;
501		726
502	sb_w = mb_h = 0;
503	R->window_vt_x = R->window_vt_y = 0;	727	window_vt_x = window_vt_y = int_bwidth;
504	if (scrollbar_visible(R)) {	728
		729	if (scrollBar.state)
		730	{
505	sb_w = scrollbar_TotalWidth();	731	int sb_w = scrollBar.total_width ();
506	R->szHint.base_width += sb_w;	732	szHint.base_width += sb_w;
		733
507	if (!(R->Options & Opt_scrollBar_right))	734	if (!option (Opt_scrollBar_right))
508	R->window_vt_x = sb_w;	735	window_vt_x += sb_w;
509	}	736	}
510	if (menubar_visible(R)) {	737
511	mb_h = menuBar_TotalHeight();
512	R->szHint.base_height += mb_h;
513	R->window_vt_y = mb_h;
514	}
515	R->szHint.width_inc = R->TermWin.fwidth;	738	szHint.width_inc = fwidth;
516	R->szHint.height_inc = R->TermWin.fheight;	739	szHint.height_inc = fheight;
517	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	740	szHint.min_width = szHint.base_width + szHint.width_inc;
518	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	741	szHint.min_height = szHint.base_height + szHint.height_inc;
519		742
520	if (width && width - R->szHint.base_width < max_width) {	743	if (newwidth && newwidth - szHint.base_width < max_width)
		744	{
521	R->szHint.width = width;	745	szHint.width = newwidth;
522	R->TermWin.width = width - R->szHint.base_width;	746	width = newwidth - szHint.base_width;
523	} else {	747	}
524	MIN_IT(R->TermWin.width, max_width);	748	else
		749	{
		750	min_it (width, max_width);
525	R->szHint.width = R->szHint.base_width + R->TermWin.width;	751	szHint.width = szHint.base_width + width;
526	}	752	}
		753
527	if (height && height - R->szHint.base_height < max_height) {	754	if (newheight && newheight - szHint.base_height < max_height)
		755	{
528	R->szHint.height = height;	756	szHint.height = newheight;
529	R->TermWin.height = height - R->szHint.base_height;	757	height = newheight - szHint.base_height;
530	} else {	758	}
531	MIN_IT(R->TermWin.height, max_height);	759	else
		760	{
		761	min_it (height, max_height);
532	R->szHint.height = R->szHint.base_height + R->TermWin.height;	762	szHint.height = szHint.base_height + height;
533	}	763	}
534	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
535	R->window_sb_x = R->szHint.width - sb_w;
536		764
537	if (recalc_x)	765	if (recalc_x)
538	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	766	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
539	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	767
540	if (recalc_y)	768	if (recalc_y)
541	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	769	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
542	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
543		770
544	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	771	ncol = width / fwidth;
545	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	772	nrow = height / fheight;
546	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	773
547	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	774	// When the size of the vt window is not a multiple of the cell
548	R->szHint.height));	775	// size, i.e., when the wm does not honour our size hints, there are
549	return;	776	// extra areas not covered by the terminal screen. Such gaps, when a
		777	// bg pixmap is set, would have to be cleared manually to properly
		778	// refresh the background. We take the simpler route and shrink the
		779	// vt window so as to avoid creating gaps.
		780	vt_width = ncol * fwidth;
		781	vt_height = nrow * fheight;
550	}	782	}
551		783
552	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
553	/*	785	/*
554	* Tell the teletype handler what size the window is.	786	* Tell the teletype handler what size the window is.
555	* Called after a window size change.	787	* Called after a window size change.
556	*/	788	*/
557	/* EXTPROTO */
558	void	789	void
559	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	790	rxvt_term::tt_winch ()
560	{	791	{
		792	if (pty->pty < 0)
		793	return;
		794
561	struct winsize ws;	795	struct winsize ws;
562		796
563	if (fd < 0)
564	return;
565	ws.ws_col = col;	797	ws.ws_col = ncol;
566	ws.ws_row = row;	798	ws.ws_row = nrow;
567	ws.ws_xpixel = ws.ws_ypixel = 0;	799	ws.ws_xpixel = vt_width;
568	#ifndef DEBUG_SIZE	800	ws.ws_ypixel = vt_height;
569	(void)ioctl(fd, TIOCSWINSZ, &ws);	801	ioctl (pty->pty, TIOCSWINSZ, &ws);
		802
		803	#if 0
		804	// TIOCSWINSZ is supposed to do this automatically and correctly
		805	if (cmd_pid) /* force through to the command */
		806	kill (-cmd_pid, SIGWINCH);
		807	#endif
		808	}
		809
		810	/*----------------------------------------------------------------------*/
		811	/* load and set the various fonts */
		812	bool
		813	rxvt_term::set_fonts ()
		814	{
		815	rxvt_fontset *fs = new rxvt_fontset (this);
		816	rxvt_fontprop prop;
		817
		818	if (!fs
		819	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		820	|| !fs->realize_font (1))
		821	{
		822	delete fs;
		823	return false;
		824	}
		825
		826	#if ENABLE_STYLES
		827	for (int i = RS_styleCount; --i; )
		828	if (fontset[i] != fontset[0])
		829	delete fontset[i];
		830	#endif
		831
		832	delete fontset[0];
		833	fontset[0] = fs;
		834
		835	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		836	prop.width = max (prop.width + letterSpace, 1);
		837
		838	fs->set_prop (prop, false);
		839
		840	fwidth = prop.width;
		841	fheight = prop.height + lineSpace;
		842	fbase = prop.ascent;
		843
		844	for (int style = 1; style < 4; style++)
		845	{
		846	#if ENABLE_STYLES
		847	const char *res = rs[Rs_font + style];
		848
		849	if (res && !*res)
		850	fontset[style] = fontset[0];
		851	else
		852	{
		853	fontset[style] = fs = new rxvt_fontset (this);
		854	rxvt_fontprop prop2 = prop;
		855
		856	if (res)
		857	{
		858	fs->populate (res);
		859	fs->set_prop (prop2, false);
		860	}
		861	else
		862	{
		863	fs->populate (fontset[0]->fontdesc);
		864
		865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		867
		868	fs->set_prop (prop2, true);
		869	}
		870
		871	}
570	#else	872	#else
571	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	873	fontset[style] = fontset[0];
572	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
573	}
574	# ifdef SIGWINCH
575	else if (pid) /* force through to the command */
576	kill(pid, SIGWINCH);
577	# endif	874	#endif
578	#endif	875	}
579	}
580		876
581	/*----------------------------------------------------------------------*/	877	if (parent)
582	/* rxvt_change_font() - Switch to a new font */	878	{
583	/*	879	resize_all_windows (0, 0, 0);
584	* init = 1 - initialize	880	scr_remap_chars ();
585	*	881	scr_touch (true);
586	* fontname == FONT_UP - switch to bigger font	882	}
587	* fontname == FONT_DN - switch to smaller font
588	*/
589	/* EXTPROTO */
590	void
591	rxvt_change_font(pR_ int init, const char *fontname)
592	{
593	}
594		883
595	/* INTPROTO */	884	return true;
		885	}
		886
596	void	887	void
597	rxvt_font_up_down(pR_ int n, int direction)	888	rxvt_term::set_string_property (Atom prop, const char *str, int len)
598	{	889	{
		890	XChangeProperty (dpy, parent,
		891	prop, XA_STRING, 8, PropModeReplace,
		892	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		893	}
		894
		895	void
		896	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		897	{
		898	XTextProperty ct;
		899
		900	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		901	{
		902	XSetTextProperty (dpy, parent, &ct, prop);
		903	XFree (ct.value);
		904	}
		905	}
		906
		907	void
		908	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		909	{
		910	wchar_t *ws = rxvt_mbstowcs (str, len);
		911	char *s = rxvt_wcstoutf8 (ws);
		912
		913	XChangeProperty (dpy, parent,
		914	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		915	(const unsigned char *)s, strlen (s));
		916
		917	free (s);
		918	free (ws);
599	}	919	}
600		920
601	/*----------------------------------------------------------------------*/	921	/*----------------------------------------------------------------------*/
602	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
603	/* xterm sequences - title, iconName, color (exptl) */	923	/* xterm sequences - title, iconName, color (exptl) */
604	/* EXTPROTO */
605	void	924	void
606	rxvt_set_title(pR_ const char *str)	925	rxvt_term::set_title (const char *str)
607	{	926	{
608	#ifndef SMART_WINDOW_TITLE	927	set_mbstring_property (XA_WM_NAME, str);
609	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	928	#if ENABLE_EWMH
610	#else	929	set_utf8_property (xa[XA_NET_WM_NAME], str);
611	char *name;
612
613	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
614	name = NULL;
615	if (name == NULL || STRCMP(name, str))
616	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
617	if (name)
618	XFree(name);
619	#endif	930	#endif
620	}	931	}
621		932
622	/* EXTPROTO */
623	void	933	void
624	rxvt_set_iconName(pR_ const char *str)	934	rxvt_term::set_icon_name (const char *str)
625	{	935	{
626	#ifndef SMART_WINDOW_TITLE	936	set_mbstring_property (XA_WM_ICON_NAME, str);
627	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	937	#if ENABLE_EWMH
628	#else	938	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
629	char *name;
630
631	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
632	name = NULL;
633	if (name == NULL || STRCMP(name, str))
634	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
635	if (name)
636	XFree(name);
637	#endif	939	#endif
638	}	940	}
639		941
		942	void
		943	rxvt_term::set_window_color (int idx, const char *color)
		944	{
640	#ifdef XTERM_COLOR_CHANGE	945	#ifdef XTERM_COLOR_CHANGE
641	/* EXTPROTO */
642	void
643	rxvt_set_window_color(pR_ int idx, const char *color)
644	{
645	rxvt_color xcol;	946	rxvt_color xcol;
646	int i;
647		947
648	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
649	return;	949	return;
650		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
651	/* handle color aliases */	955	/* handle color aliases */
652	if (isdigit(*color)) {	956	if (isdigit (*color))
		957	{
653	i = atoi(color);	958	int i = atoi (color);
654	if (i >= 8 && i <= 15) { /* bright colors */	959
655	i -= 8;	960	if (i >= 8 && i <= 15)
656	# ifndef NO_BRIGHTCOLOR	961	{
657	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	962	/* bright colors */
658	SET_PIXCOLOR(R, idx);	963	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
659	goto Done;	964	goto done;
660	# endif
661	}	965	}
662	if (i >= 0 && i <= 7) { /* normal colors */	966
663	R->PixColors[idx] = R->PixColors[minCOLOR + i];	967	if (i >= 0 && i <= 7)
664	SET_PIXCOLOR(R, idx);	968	{
		969	/* normal colors */
		970	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
665	goto Done;	971	goto done;
666	}	972	}
667	}	973	}
668	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
669	return;
670	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
671		974
672	/*	975	set_color (xcol, color);
		976
		977	/*
673	* FIXME: should free colors here, but no idea how to do it so instead,	978	* FIXME: should free colors here, but no idea how to do it so instead,
674	* so just keep gobbling up the colormap	979	* so just keep gobbling up the colormap
675	*/	980	*/
676	# if 0
677	for (i = Color_Black; i <= Color_White; i++)
678	if (R->PixColors[idx] == R->PixColors[i])
679	break;
680	if (i > Color_White) {
681	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
682	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
683	DisplayPlanes(R->Xdisplay, Xscreen));
684	}
685	# endif
686		981
687	R->PixColors[idx] = xcol;	982	pix_colors_focused[idx] = xcol;
688	SET_PIXCOLOR(R, idx);
689		983
690	/* XSetWindowAttributes attr; */	984	done:
691	/* Cursor cursor; */
692	Done:
693	if (idx == Color_bg && !(R->Options & Opt_transparent))
694	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
695	R->PixColors[Color_bg]);
696
697	/* handle Color_BD, scrollbar background, etc. */	985	/*TODO: handle Color_BD, scrollbar background, etc. */
698		986
699	rxvt_set_colorfgbg(aR);	987	update_fade_color (idx);
700	rxvt_recolour_cursor(aR);	988	recolour_cursor ();
701	/* the only reasonable way to enforce a clean update */	989	scr_recolour ();
702	rxvt_scr_poweron(aR);	990	#endif /* XTERM_COLOR_CHANGE */
703	}	991	}
704		992
705	#else
706	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
707	#endif /* XTERM_COLOR_CHANGE */
708
709	/* EXTPROTO */
710	void	993	void
711	rxvt_recolour_cursor(pR)	994	rxvt_term::recolour_cursor ()
712	{	995	{
713	rxvt_color xcol[2];	996	XColor fg, bg;
714		997
715	#if TODO	998	(ISSET_PIXCOLOR (Color_pointer_fg)
716	xcol[0] = R->PixColors[Color_pointer];	999	? pix_colors_focused[Color_pointer_fg]
717	xcol[1] = R->PixColors[Color_bg];	1000	: pix_colors_focused[Color_fg]).get (fg);
718	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1001
719	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1002	(ISSET_PIXCOLOR (Color_pointer_bg)
720	#endif	1003	? pix_colors_focused[Color_pointer_bg]
		1004	: pix_colors_focused[Color_bg]).get (bg);
		1005
		1006	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
721	}	1007	}
722		1008
723	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
724	/*	1010	/*
725	* find if fg/bg matches any of the normal (low-intensity) colors	1011	* find if fg/bg matches any of the normal (low-intensity) colors
726	*/	1012	*/
727	/* INTPROTO */	1013	char *
728	void
729	rxvt_set_colorfgbg(pR)	1014	rxvt_term::get_colorfgbg ()
730	{	1015	{
731	unsigned int i;	1016	unsigned int i;
732	const char *xpmb = "\0";	1017	const char *xpmb = "";
733	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1018	char fstr[] = "default";
		1019	char bstr[] = "default";
		1020	char *env_colorfgbg;
734		1021
735	R->env_colorfgbg =
736	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
737	STRCPY(fstr, "default");
738	STRCPY(bstr, "default");
739	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1023	if (pix_colors[Color_fg] == pix_colors[i])
		1024	{
741	sprintf(fstr, "%d", (i - Color_Black));	1025	sprintf (fstr, "%d", i - Color_Black);
742	break;	1026	break;
743	}	1027	}
		1028
744	for (i = Color_Black; i <= Color_White; i++)	1029	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1030	if (pix_colors[Color_bg] == pix_colors[i])
		1031	{
746	sprintf(bstr, "%d", (i - Color_Black));	1032	sprintf (bstr, "%d", i - Color_Black);
747	#ifdef XPM_BACKGROUND	1033	#if BG_IMAGE_FROM_FILE
748	xpmb = "default;";	1034	xpmb = "default;";
749	#endif	1035	#endif
750	break;	1036	break;
751	}	1037	}
		1038
		1039	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
752	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1040	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
753	putenv(R->env_colorfgbg);	1041	return env_colorfgbg;
754
755	#ifndef NO_BRIGHTCOLOR
756	R->colorfgbg = DEFAULT_RSTYLE;
757	for (i = minCOLOR; i <= maxCOLOR; i++) {
758	if (R->PixColors[Color_fg] == R->PixColors[i])
759	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
760	if (R->PixColors[Color_bg] == R->PixColors[i])
761	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
762	}
763	#endif
764	}	1042	}
765		1043
766	/*----------------------------------------------------------------------*/	1044	/*----------------------------------------------------------------------*/
767	/*
768	* Colour determination for low colour displays, routine from
769	* Hans de Goede <hans@highrise.nl>
770	*/
771		1045
772	/* EXTPROTO */	1046	bool
773	int	1047	rxvt_term::set_color (rxvt_color &color, const char *name)
774	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
775	{	1048	{
776	screen_in_out->set(aR_ colour);	1049	if (color.set (this, name))
777
778	if (!screen_in_out->set(aR_ colour)) {
779	rxvt_print_error("can't allocate colour: %s", colour);
780	return false;
781	}
782
783	return true;	1050	return true;
		1051
		1052	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1053	return false;
		1054	}
		1055
		1056	void
		1057	rxvt_term::alias_color (int dst, int src)
		1058	{
		1059	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
784	}	1060	}
785		1061
786	/* -------------------------------------------------------------------- *	1062	/* -------------------------------------------------------------------- *
787	* - WINDOW RESIZING - *	1063	* - WINDOW RESIZING - *
788	* -------------------------------------------------------------------- */	1064	* -------------------------------------------------------------------- */
789	/* EXTPROTO */
790	void	1065	void
791	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1066	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
792	int ignoreparent)
793	{	1067	{
794	int fix_screen;	1068	int fix_screen;
		1069	int old_width = szHint.width;
		1070	int old_height = szHint.height;
795		1071
		1072	window_calc (newwidth, newheight);
		1073
		1074	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1075
		1076	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1077	if (set_hint)
		1078	{
		1079	szHint.flags &= ~(PBaseSize | PResizeInc);
		1080	XSetWMNormalHints (dpy, parent, &szHint);
		1081	szHint.flags |= PBaseSize | PResizeInc;
		1082	}
		1083
		1084	if (!ignoreparent)
		1085	{
796	#ifdef SMART_RESIZE	1086	#ifdef SMART_RESIZE
797	int old_width = R->szHint.width, old_height = R->szHint.height;	1087	/*
798	#endif
799
800	rxvt_window_calc(aR_ width, height);
801	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
802	if (!ignoreparent) {
803	#ifdef SMART_RESIZE
804	/*
805	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
806	* reposition window on resize depending on placement on screen	1089	* reposition window on resize depending on placement on screen
807	*/	1090	*/
808	int x, y, x1, y1;	1091	int x, y, x1, y1;
809	int dx, dy;	1092	int dx, dy;
810	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
811	Window unused_cr;	1094	Window unused_cr;
812		1095
813	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1096	XTranslateCoordinates (dpy, parent, display->root,
814	0, 0, &x, &y, &unused_cr);	1097	0, 0, &x, &y, &unused_cr);
815	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1098	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
816	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
817	/*	1100	/*
818	* if Xroot isn't the parent window, a WM will probably have offset	1101	* if display->root isn't the parent window, a WM will probably have offset
819	* our position for handles and decorations. Counter it	1102	* our position for handles and decorations. Counter it
820	*/	1103	*/
821	if (x1 != x || y1 != y) {	1104	if (x1 != x || y1 != y)
		1105	{
822	x -= x1;	1106	x -= x1;
823	y -= y1;	1107	y -= y1;
824	}	1108	}
825		1109
826	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1110	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
827	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1111	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
828	dx = old_width - R->szHint.width;	1112	dx = old_width - szHint.width;
829	dy = old_height - R->szHint.height;	1113	dy = old_height - szHint.height;
830		1114
831	/* Check position of the center of the window */	1115	/* Check position of the center of the window */
832	if (x < x1) /* left half */	1116	if (x < x1) /* left half */
833	dx = 0;	1117	dx = 0;
834	else if (x == x1) /* exact center */	1118	else if (x == x1) /* exact center */
835	dx /= 2;	1119	dx /= 2;
836	if (y < y1) /* top half */	1120	if (y < y1) /* top half */
837	dy = 0;	1121	dy = 0;
838	else if (y == y1) /* exact center */	1122	else if (y == y1) /* exact center */
839	dy /= 2;	1123	dy /= 2;
840		1124
841	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1125	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
842	R->szHint.width, R->szHint.height);	1126	szHint.width, szHint.height);
843	#else	1127	#else
844	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1128	XResizeWindow (dpy, parent, szHint.width, szHint.height);
845	R->szHint.height);
846	#endif	1129	#endif
847	}	1130	}
848		1131
849	fix_screen = (R->TermWin.ncol != R->prev_ncol	1132	if (set_hint)
850	|| R->TermWin.nrow != R->prev_nrow);	1133	XSetWMNormalHints (dpy, parent, &szHint);
		1134
		1135	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1136
851	if (fix_screen || width != R->old_width || height != R->old_height) {	1137	if (fix_screen || newwidth != old_width || newheight != old_height)
852	if (scrollbar_visible(R)) {
853	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
854	0, scrollbar_TotalWidth(), R->szHint.height);
855	rxvt_Resize_scrollBar(aR);
856	}
857	if (menubar_visible(R))
858	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
859	0, TermWin_TotalWidth(), menuBar_TotalHeight());
860	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
861	R->window_vt_y, TermWin_TotalWidth(),
862	TermWin_TotalHeight());
863	#ifdef RXVT_GRAPHICS
864	if (R->old_height)
865	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
866	R->old_height - R->szHint.base_height);
867	#endif
868	rxvt_scr_clear(aR);
869	#ifdef XPM_BACKGROUND
870	rxvt_resize_pixmap(aR);
871	#endif
872	}	1138	{
		1139	if (scrollBar.state)
		1140	scrollBar.resize ();
873		1141
		1142	XMoveResizeWindow (dpy, vt,
		1143	window_vt_x, window_vt_y,
		1144	vt_width, vt_height);
		1145
		1146	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1147
		1148	#ifdef HAVE_BG_PIXMAP
		1149	if (bg_window_size_sensitive ())
		1150	update_background ();
		1151	#endif
		1152	}
		1153
874	if (fix_screen || R->old_height == 0) {	1154	if (fix_screen || old_height == 0)
875	int curr_screen = -1;	1155	scr_reset ();
876	uint16_t old_ncol = R->prev_ncol;
877		1156
878	/* scr_reset only works on the primary screen */
879	if (R->old_height) /* this is not the first time through */
880	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
881	rxvt_scr_reset(aR);
882	if (curr_screen >= 0) { /* this is not the first time through */
883	rxvt_scr_change_screen(aR_ curr_screen);
884	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
885	}
886	}
887
888	R->old_width = R->szHint.width;
889	R->old_height = R->szHint.height;
890
891	#ifdef USE_XIM	1157	#if USE_XIM
892	rxvt_IMSetStatusPosition(aR);	1158	im_set_position ();
893	#endif	1159	#endif
894	}	1160	}
895		1161
896	/*	1162	/*
897	* Set the width/height of the vt window in characters. Units are pixels.	1163	* Set the width/height of the vt window in characters. Units are pixels.
898	* good for toggling 80/132 columns	1164	* good for toggling 80/132 columns
899	*/	1165	*/
900	/* EXTPROTO */
901	void	1166	void
902	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1167	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
903	{	1168	{
904	XWindowAttributes wattr;	1169	XWindowAttributes wattr;
905		1170
906	if (width == 0 || height == 0) {	1171	if (newwidth == 0 || newheight == 0)
		1172	{
907	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1173	XGetWindowAttributes (dpy, display->root, &wattr);
		1174
908	if (width == 0)	1175	if (newwidth == 0)
909	width = wattr.width - R->szHint.base_width;	1176	newwidth = wattr.width - szHint.base_width;
910	if (height == 0)	1177	if (newheight == 0)
911	height = wattr.height - R->szHint.base_height;	1178	newheight = wattr.height - szHint.base_height;
		1179	}
		1180
		1181	if (newwidth != vt_width || newheight != vt_height)
912	}	1182	{
913	if (width != R->TermWin.width || height != R->TermWin.height) {
914	width += R->szHint.base_width;	1183	newwidth += szHint.base_width;
915	height += R->szHint.base_height;	1184	newheight += szHint.base_height;
916	rxvt_resize_all_windows(aR_ width, height, 0);	1185	resize_all_windows (newwidth, newheight, 0);
917	}	1186	}
918	}	1187	}
919		1188
920	/* -------------------------------------------------------------------- *	1189	/* -------------------------------------------------------------------- *
921	* - X INPUT METHOD ROUTINES - *	1190	* - X INPUT METHOD ROUTINES - *
922	* -------------------------------------------------------------------- */	1191	* -------------------------------------------------------------------- */
923	#ifdef USE_XIM	1192	#if USE_XIM
924	/* INTPROTO */
925	void
926	rxvt_setSize(pR_ XRectangle * size)
927	{
928	size->x = R->TermWin.int_bwidth;
929	size->y = R->TermWin.int_bwidth;
930	size->width = Width2Pixel(R->TermWin.ncol);
931	size->height = Height2Pixel(R->TermWin.nrow);
932	}
933		1193
934	/* INTPROTO */
935	void	1194	void
936	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1195	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
937	{	1196	{
938	*fg = R->PixColors[Color_fg];	1197	fg = pix_colors [Color_fg];
939	*bg = R->PixColors[Color_bg];	1198	bg = pix_colors [Color_bg];
		1199	}
		1200
		1201	void
		1202	rxvt_term::im_set_size (XRectangle &size)
		1203	{
		1204	// the int_bwidth terms make no sense to me
		1205	size.x = int_bwidth;
		1206	size.y = int_bwidth;
		1207	size.width = Width2Pixel (ncol) + int_bwidth;
		1208	size.height = Height2Pixel (nrow) + int_bwidth;
		1209	}
		1210
		1211	void
		1212	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1213	XRectangle &status_rect,
		1214	const XRectangle &needed_rect)
		1215	{
		1216	preedit_rect.x = needed_rect.width;
		1217	preedit_rect.y = 0;
		1218	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1219	preedit_rect.height = fheight;
		1220
		1221	status_rect.x = 0;
		1222	status_rect.y = 0;
		1223	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1224	status_rect.height = fheight;
940	}	1225	}
941		1226
942	/* Checking whether input method is running. */	1227	/* Checking whether input method is running. */
943	/* INTPROTO */
944	Bool	1228	bool
945	rxvt_IMisRunning(pR)	1229	rxvt_term::im_is_running ()
946	{	1230	{
947	char *p;	1231	Atom atom;
948	Atom atom;	1232	Window win;
949	Window win;
950	char server[IMBUFSIZ];	1233	char server[IMBUFSIZ];
951		1234
952	/* get current locale modifier */	1235	/* get current locale modifier */
953	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1236	if (char *p = XSetLocaleModifiers (0))
		1237	{
954	STRCPY(server, "@server=");	1238	strcpy (server, "@server=");
955	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1239	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1240
956	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1241	if (p = strchr (server + 1, '@')) /* first one only */
957	*p = '\0';	1242	*p = '\0';
958		1243
959	atom = XInternAtom(R->Xdisplay, server, False);	1244	atom = XInternAtom (dpy, server, False);
960	win = XGetSelectionOwner(R->Xdisplay, atom);	1245	win = XGetSelectionOwner (dpy, atom);
		1246
961	if (win != None)	1247	if (win != None)
962	return True;	1248	return true;
963	}	1249	}
		1250
964	return False;	1251	return false;
965	}	1252	}
966		1253
967	/* EXTPROTO */
968	void	1254	void
969	rxvt_IMSendSpot(pR)	1255	rxvt_term::im_send_spot ()
970	{	1256	{
971	XPoint spot;	1257	XPoint nspot;
972	XVaNestedList preedit_attr;	1258	XVaNestedList preedit_attr;
973		1259
974	if (R->Input_Context == NULL	1260	if (!Input_Context
975	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1261	|| !focus
976	|| !(R->event_type == KeyPress	1262	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
977	|| R->event_type == Expose
978	|| R->event_type == NoExpose
979	|| R->event_type == SelectionNotify
980	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
981	|| !rxvt_IMisRunning(aR))
982	return;	1263	return;
983		1264
984	rxvt_setPosition(aR_ & spot);	1265	im_set_position (nspot);
985		1266
		1267	if (nspot.x == spot.x && nspot.y == spot.y)
		1268	return;
		1269
		1270	spot = nspot;
		1271
986	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1272	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
987	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1273	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
988	XFree(preedit_attr);	1274	XFree (preedit_attr);
989	}	1275	}
990		1276
991	/* EXTPROTO */
992	void	1277	void
993	rxvt_setTermFontSet(pR_ int idx)	1278	rxvt_term::im_destroy ()
994	{	1279	{
995	char *string;	1280	if (input_method)
996	long length;	1281	{
997	int success = 0;	1282	if (Input_Context && input_method->xim)
		1283	XDestroyIC (Input_Context);
998		1284
999	if (idx < 0 || idx >= MAX_NFONTS)	1285	display->put_xim (input_method);
1000	return;	1286	input_method = 0;
1001	}	1287	}
1002		1288
1003	/* INTPROTO */
1004	void
1005	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1006	XRectangle * needed_rect)
1007	{
1008	int mbh, vtx = 0;
1009
1010	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1011	vtx = scrollbar_TotalWidth();
1012	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1013	mbh -= R->TermWin.lineSpace;
1014
1015	preedit_rect->x = needed_rect->width + vtx;
1016	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1017
1018	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1019	+ vtx;
1020	preedit_rect->height = Height2Pixel(1);
1021
1022	status_rect->x = vtx;
1023	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1024
1025	status_rect->width = needed_rect->width ? needed_rect->width
1026	: Width2Pixel(R->TermWin.ncol + 1);
1027	status_rect->height = Height2Pixel(1);
1028	}
1029
1030	/* ARGSUSED */
1031	/* INTPROTO */
1032	void
1033	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1034	__attribute__ ((unused)), XPointer call_data
1035	__attribute__ ((unused)))
1036	{
1037	dR;
1038
1039	R->Input_Context = NULL;	1289	Input_Context = 0;
1040	/* To avoid Segmentation Fault in C locale: Solaris only? */
1041	if (STRCMP(R->locale, "C"))
1042	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1043	rxvt_IMInstantiateCallback, NULL);
1044	}	1290	}
1045		1291
1046	/*	1292	#ifdef ENABLE_XIM_ONTHESPOT
1047	* X manual pages and include files don't match on some systems:
1048	* some think this is an XIDProc and others an XIMProc so we can't
1049	* use the first argument - need to update this to be nice for
1050	* both types via some sort of configure detection
1051	*/
1052	/* ARGSUSED */
1053	/* EXTPROTO */
1054	void
1055	rxvt_IMInstantiateCallback(Display * unused
1056	__attribute__ ((unused)), XPointer client_data
1057	__attribute__ ((unused)), XPointer call_data
1058	__attribute__ ((unused)))
1059	{
1060	dR;
1061	int i, found, had_im;
1062	const char *p;
1063	char **s;
1064	char buf[IMBUFSIZ];
1065		1293
1066	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1294	static void
1067	if (R->Input_Context)	1295	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1068	return;	1296	{
		1297	((rxvt_term *)client_data)->make_current ();
		1298	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1299	}
1069		1300
1070	found = had_im = 0;	1301	static void
1071	p = R->rs[Rs_inputMethod];	1302	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1072	if (p && *p) {	1303	{
1073	had_im = 1;	1304	((rxvt_term *)client_data)->make_current ();
1074	s = rxvt_splitcommastring(p);	1305	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1075	for (i = 0; s[i]; i++) {	1306	}
1076	if (*s[i]) {	1307
1077	STRCPY(buf, "@im=");	1308	static void
1078	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1309	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1079	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1310	{
1080	&& (rxvt_IM_get_IC(aR) == True)) {	1311	rxvt_term *term = (rxvt_term *)client_data;
1081	found = 1;	1312	XIMText *text = call_data->text;
1082	break;	1313
1083	}	1314	term->make_current ();
1084	}	1315
		1316	if (text)
		1317	{
		1318	wchar_t *str;
		1319
		1320	if (!text->encoding_is_wchar && text->string.multi_byte)
		1321	{
		1322	// of course, X makes it ugly again
		1323	if (term->rs[Rs_imLocale])
		1324	SET_LOCALE (term->rs[Rs_imLocale]);
		1325
		1326	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1327	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1328
		1329	if (term->rs[Rs_imLocale])
		1330	SET_LOCALE (term->locale);
1085	}	1331	}
1086	for (i = 0; s[i]; i++)	1332	else
1087	free(s[i]);	1333	str = text->string.wide_char;
1088	free(s);
1089	}
1090	if (found)
1091	return;
1092		1334
1093	/* try with XMODIFIERS env. var. */	1335	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1336	DT_INT, call_data->caret,
1095	rxvt_IM_get_IC(aR);	1337	DT_INT, call_data->chg_first,
1096	return;	1338	DT_INT, call_data->chg_length,
		1339	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1340	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1341	DT_END));
1097	}	1342	}
1098		1343	else
1099	/* try with no modifiers base IF the user didn't specify an IM */	1344	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1100	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1345	DT_INT, call_data->caret,
1101	&& rxvt_IM_get_IC(aR) == True)	1346	DT_INT, call_data->chg_first,
1102	return;	1347	DT_INT, call_data->chg_length,
		1348	DT_END));
1103	}	1349	}
		1350
		1351	#if 0
		1352	static void
		1353	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1354	{
		1355	((rxvt_term *)client_data)->make_current ();
		1356	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1357	DT_INT, call_data->position,
		1358	DT_INT, call_data->direction,
		1359	DT_INT, call_data->style,
		1360	DT_END));
		1361	}
		1362	#endif
		1363
		1364	#endif
1104		1365
1105	/*	1366	/*
1106	* Try to open a XIM with the current modifiers, then see if we can	1367	* Try to open a XIM with the current modifiers, then see if we can
1107	* open a suitable preedit type	1368	* open a suitable preedit type
1108	*/	1369	*/
1109	/* INTPROTO */
1110	Bool	1370	bool
1111	rxvt_IM_get_IC(pR)	1371	rxvt_term::im_get_ic (const char *modifiers)
1112	{	1372	{
1113	int i, j, found;	1373	int i, j, found;
1114	XIM xim;	1374	XIM xim;
1115	XPoint spot;	1375	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1376	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1377	unsigned long fg, bg;
1118	const char *p;	1378	const char *p;
1119	char **s;	1379	char **s;
1120	XIMStyles *xim_styles;	1380	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1381
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1382	set_environ (env);
1125	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1383
1126	if (xim == NULL)	1384	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1127	return False;	1385	return false;
1128		1386
		1387	input_method = display->get_xim (locale, modifiers);
		1388	if (input_method == NULL)
		1389	return false;
		1390
		1391	xim = input_method->xim;
		1392	spot.x = spot.y = -1;
		1393
1129	xim_styles = NULL;	1394	xim_styles = NULL;
1130	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1395	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1396	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1397	{
		1398	im_destroy ();
1133	return False;	1399	return false;
		1400	}
		1401
		1402	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1403
		1404	for (int pi = 0; pi < 2; pi++)
1134	}	1405	{
		1406	p = pet[pi];
1135		1407
1136	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1408	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1409	continue;
1138	s = rxvt_splitcommastring(p);	1410
		1411	s = rxvt_strsplit (',', p);
		1412
1139	for (i = found = 0; !found && s[i]; i++) {	1413	for (i = found = 0; !found && s[i]; i++)
		1414	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1415	if (!strcmp (s[i], "OverTheSpot"))
1141	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1416	input_style = XIMPreeditPosition | XIMStatusNothing;
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1417	else if (!strcmp (s[i], "OffTheSpot"))
1143	R->input_style = (XIMPreeditArea | XIMStatusArea);	1418	input_style = XIMPreeditArea | XIMStatusArea;
1144	else if (!STRCMP(s[i], "Root"))	1419	else if (!strcmp (s[i], "Root"))
1145	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1420	input_style = XIMPreeditNothing | XIMStatusNothing;
		1421	else if (!strcmp (s[i], "None"))
		1422	input_style = XIMPreeditNone | XIMStatusNone;
		1423	#ifdef ENABLE_XIM_ONTHESPOT
		1424	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1425	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1426	#endif
		1427	else
		1428	input_style = XIMPreeditNothing | XIMStatusNothing;
1146		1429
1147	for (j = 0; j < xim_styles->count_styles; j++)	1430	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (R->input_style == xim_styles->supported_styles[j]) {	1431	if (input_style == xim_styles->supported_styles[j])
		1432	{
		1433	rxvt_free_strsplit (s);
		1434
1149	found = 1;	1435	found = 1;
		1436	goto foundpet;
		1437	}
		1438
		1439	}
		1440
		1441	rxvt_free_strsplit (s);
		1442	}
		1443
		1444	foundpet:
		1445
		1446	XFree (xim_styles);
		1447
		1448	if (!found)
		1449	{
		1450	im_destroy ();
		1451	return false;
		1452	}
		1453
		1454	XFontSet fs = 0;
		1455	XVaNestedList preedit_attr = 0, status_attr = 0;
		1456
		1457	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1458	{
		1459	// fake us a font-set, please
		1460	char **missing_charset_list;
		1461	int missing_charset_count;
		1462	char *def_string;
		1463	char pat[512];
		1464
		1465	sprintf (pat,
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"*",
		1472	fheight,
		1473	fheight + 1, fheight - 1,
		1474	fheight - 2, fheight + 2);
		1475
		1476	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1477	&missing_charset_list, &missing_charset_count, &def_string);
		1478
		1479	if (missing_charset_list)
		1480	XFreeStringList (missing_charset_list);
		1481
		1482	if (!fs)
		1483	{
		1484	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1485	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1486	}
		1487	}
		1488
		1489	if (input_style & XIMPreeditPosition)
		1490	{
		1491	im_set_size (rect);
		1492	im_set_position (spot);
		1493	im_set_color (fg, bg);
		1494
		1495	preedit_attr = XVaCreateNestedList (0,
		1496	XNForeground, fg,
		1497	XNBackground, bg,
		1498	XNArea, &rect,
		1499	XNSpotLocation, &spot,
		1500	XNFontSet, fs,
		1501	NULL);
		1502	}
		1503	else if (input_style & XIMPreeditArea)
		1504	{
		1505	im_set_color (fg, bg);
		1506
		1507	/*
		1508	* The necessary width of preedit area is unknown
		1509	* until create input context.
		1510	*/
		1511	needed_rect.width = 0;
		1512	im_set_preedit_area (rect, status_rect, needed_rect);
		1513
		1514	preedit_attr = XVaCreateNestedList (0,
		1515	XNForeground, fg,
		1516	XNBackground, bg,
		1517	XNArea, &rect,
		1518	XNFontSet, fs,
		1519	NULL);
		1520	status_attr = XVaCreateNestedList (0,
		1521	XNForeground, fg,
		1522	XNBackground, bg,
		1523	XNArea, &status_rect,
		1524	XNFontSet, fs,
		1525	NULL);
		1526	}
		1527	#if ENABLE_XIM_ONTHESPOT
		1528	else if (input_style & XIMPreeditCallbacks)
		1529	{
		1530	XIMCallback xcb[4];
		1531
		1532	im_set_position (spot);
		1533
		1534	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1535	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1536	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1537	# if 0
		1538	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1539	# endif
		1540
		1541	preedit_attr = XVaCreateNestedList (0,
		1542	XNSpotLocation, &spot,
		1543	XNPreeditStartCallback, &xcb[0],
		1544	XNPreeditDoneCallback , &xcb[1],
		1545	XNPreeditDrawCallback , &xcb[2],
		1546	# if 0
		1547	XNPreeditCaretCallback, &xcb[3],
		1548	# endif
		1549	NULL);
		1550	}
		1551	#endif
		1552
		1553	Input_Context = XCreateIC (xim,
		1554	XNInputStyle, input_style,
		1555	XNClientWindow, vt,
		1556	XNFocusWindow, parent,
		1557	preedit_attr ? XNPreeditAttributes : NULL,
		1558	preedit_attr,
		1559	status_attr ? XNStatusAttributes : NULL,
		1560	status_attr, NULL);
		1561
		1562	if (preedit_attr) XFree (preedit_attr);
		1563	if (status_attr) XFree (status_attr);
		1564	if (fs) XFreeFontSet (dpy, fs);
		1565
		1566	if (Input_Context == NULL)
		1567	{
		1568	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1569	im_destroy ();
		1570	return false;
		1571	}
		1572
		1573	#if 0
		1574	// unfortunately, only the focus window is used by XIM, hard to fix
		1575	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1576	vt_select_input ();
		1577	#endif
		1578
		1579	im_set_position ();
		1580
		1581	return true;
		1582	}
		1583
		1584	void
		1585	rxvt_term::im_cb ()
		1586	{
		1587	int i;
		1588	const char *p;
		1589	char **s;
		1590	char buf[IMBUFSIZ];
		1591
		1592	make_current ();
		1593
		1594	im_destroy ();
		1595
		1596	if (Input_Context)
		1597	return;
		1598
		1599	if (rs[Rs_imLocale])
		1600	SET_LOCALE (rs[Rs_imLocale]);
		1601
		1602	p = rs[Rs_inputMethod];
		1603	if (p && *p)
		1604	{
		1605	bool found = false;
		1606
		1607	s = rxvt_strsplit (',', p);
		1608
		1609	for (i = 0; s[i]; i++)
		1610	{
		1611	if (*s[i])
		1612	{
		1613	strcpy (buf, "@im=");
		1614	strncat (buf, s[i], IMBUFSIZ - 5);
		1615	if (im_get_ic (buf))
		1616	{
		1617	found = true;
1150	break;	1618	break;
		1619	}
1151	}	1620	}
1152	}	1621	}
1153	for (i = 0; s[i]; i++)
1154	free(s[i]);
1155	free(s);
1156	XFree(xim_styles);
1157		1622
		1623	rxvt_free_strsplit (s);
		1624
1158	if (!found) {	1625	if (found)
1159	XCloseIM(xim);	1626	goto done;
1160	return False;
1161	}	1627	}
1162		1628
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1629	/* try with XMODIFIERS env. var. */
		1630	if (im_get_ic (""))
		1631	goto done;
1164		1632
1165	/* XXX: not sure why we need this (as well as IC one below) */	1633	/* try with no modifiers base IF the user didn't specify an IM */
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1634	if (im_get_ic ("@im=none"))
		1635	goto done;
1167		1636
1168	preedit_attr = status_attr = NULL;	1637	done:
1169		1638	if (rs[Rs_imLocale])
1170	if (R->input_style & XIMPreeditPosition) {	1639	SET_LOCALE (locale);
1171	rxvt_setSize(aR_ & rect);
1172	rxvt_setPosition(aR_ & spot);
1173	rxvt_setColor(aR_ & fg, &bg);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, R->TermWin.fontset,
1179	NULL);
1180	} else if (R->input_style & XIMPreeditArea) {
1181	rxvt_setColor(aR_ & fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, R->TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, R->TermWin.fontset,
1198	NULL);
1199	}
1200	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1201	XNClientWindow, R->TermWin.parent[0],
1202	XNFocusWindow, R->TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);
1208	if (preedit_attr)
1209	XFree(preedit_attr);
1210	if (status_attr)
1211	XFree(status_attr);
1212	if (R->Input_Context == NULL) {
1213	rxvt_print_error("failed to create input context");
1214	XCloseIM(xim);
1215	return False;
1216	}
1217	if (R->input_style & XIMPreeditArea)
1218	rxvt_IMSetStatusPosition(aR);
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1220	return True;
1221	}	1640	}
1222		1641
1223	/* EXTPROTO */
1224	void	1642	void
1225	rxvt_IMSetStatusPosition(pR)	1643	rxvt_term::im_set_position ()
1226	{	1644	{
1227	XRectangle preedit_rect, status_rect, *needed_rect;	1645	XRectangle preedit_rect, status_rect, *needed_rect;
1228	XVaNestedList preedit_attr, status_attr;	1646	XVaNestedList preedit_attr, status_attr;
1229		1647
1230	if (R->Input_Context == NULL	1648	if (!Input_Context
1231	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1649	|| !focus
1232	|| !rxvt_IMisRunning(aR))	1650	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1651	|| !im_is_running ())
1233	return;	1652	return;
1234		1653
		1654	if (input_style & XIMPreeditPosition)
		1655	{
		1656	im_set_size (preedit_rect);
		1657	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1658
		1659	XSetICValues (Input_Context,
		1660	XNPreeditAttributes, preedit_attr, NULL);
		1661	}
		1662	else
		1663	{
1235	/* Getting the necessary width of preedit area */	1664	/* Getting the necessary width of preedit area */
1236	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1237	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1238	XFree(status_attr);	1667	XFree (status_attr);
1239		1668
1240	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1670	XFree (needed_rect);
1241		1671
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1244		1674
1245	XSetICValues(R->Input_Context,	1675	XSetICValues (Input_Context,
1246	XNPreeditAttributes, preedit_attr,	1676	XNPreeditAttributes, preedit_attr,
1247	XNStatusAttributes, status_attr, NULL);	1677	XNStatusAttributes, status_attr,
		1678	NULL);
1248		1679
		1680	XFree (status_attr);
		1681	}
		1682
1249	XFree(preedit_attr);	1683	XFree (preedit_attr);
1250	XFree(status_attr);
1251	}	1684	}
1252	#endif /* USE_XIM */	1685	#endif /* USE_XIM */
1253		1686
1254	/*----------------------------------------------------------------------*/	1687	void
1255	rxvt_t rxvt_current_term;	1688	rxvt_term::get_window_origin (int &x, int &y)
		1689	{
		1690	Window cr;
		1691	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1692	}
		1693
		1694	#ifdef HAVE_BG_PIXMAP
		1695
		1696	void
		1697	rxvt_term::update_background ()
		1698	{
		1699	if (update_background_ev.is_active ())
		1700	return;
		1701
		1702	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1703
		1704	if (to_wait <= 0.)
		1705	bg_render ();
		1706	else
		1707	update_background_ev.start (to_wait);
		1708	}
		1709
		1710	void
		1711	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1712	{
		1713	make_current ();
		1714
		1715	update_background_ev.stop ();
		1716	bg_render ();
		1717	refresh_check ();
		1718	}
		1719
		1720	#endif /* HAVE_BG_PIXMAP */
1256		1721
1257	/*----------------------- end-of-file (C source) -----------------------*/	1722	/*----------------------- end-of-file (C source) -----------------------*/

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