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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.402 by sf-exg, Thu May 13 19:40:19 2021 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.1 2003/11/24 17:28:08 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>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* 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	20	* 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	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
28	* You should have received a copy of the GNU General Public License	29	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	30	* along with this program; if not, write to the Free Software
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	36	#include "init.h"
		37	#include "keyboard.h"
		38	#include "rxvtperl.h"
36		39
		40	#include <limits>
		41
		42	#include <assert.h>
37	#include <signal.h>	43	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	#include <string.h>
41	#endif
42		45
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	#include <termios.h>
45	#endif
46		47
47	/*----------------------------------------------------------------------*/	48	#ifdef HAVE_XSETLOCALE
48	/* rxvt_init() */	49	# define X_LOCALE
49	/* LIBPROTO */	50	# include <X11/Xlocale.h>
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
56
57	dR;
58	if (rxvt_init_vars(aR) < 0) {
59	free(R);
60	return NULL;
61	}
62
63	/*
64	* Save and then give up any super-user privileges
65	* If we need privileges in any area then we must specifically request it.
66	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72
73	rxvt_init_secondary(aR);
74
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);
76
77	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79	#endif
80	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif
84
85	rxvt_Create_Windows(aR_ argc, argv);
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93
94	#if 0
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else	51	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	52	# include <locale.h>
100	#endif	53	#endif
101	#endif
102		54
103	#ifdef HAVE_SCROLLBARS	55	struct termios rxvt_term::def_tio;
104	if (R->Options & Opt_scrollBar)	56	vector<rxvt_term *> rxvt_term::termlist;
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */	57
106	#endif	58	// used to tell global functions which terminal instance is "active"
107	#if (MENUBAR_MAX)	59	rxvt_t rxvt_current_term;
108	if (menubar_visible(r))	60
109	XMapWindow(R->Xdisplay, R->menuBar.win);	61	static char curlocale[128], savelocale[128];
110	#endif	62
111	#ifdef TRANSPARENT	63	bool
112	if (R->Options & Opt_transparent) {	64	rxvt_set_locale (const char *locale) noexcept
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);	65	{
114	rxvt_check_our_parents(aR);	66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
		75	setlocale (LC_CTYPE, curlocale);
		76	return true;
		77	}
		78
		79	void
		80	rxvt_push_locale (const char *locale) noexcept
		81	{
		82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
		85
		86	void
		87	rxvt_pop_locale () noexcept
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason, near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
115	}	103	{
116	#endif	104	if (cc->c2 == c2) return c1;
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	105	cc = (*this)[cc->c1];
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	106	}
119		107
120	rxvt_init_env(aR);	108	// check to see whether this combination already exists otherwise
121	rxvt_init_command(aR_ cmd_argv);	109	for (cc = v.begin (); cc < v.end (); cc++)
		110	if (cc->c1 == c1 && cc->c2 == c2)
		111	return COMPOSE_LO + (cc - v.begin ());
122		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
		149	return len;
		150
		151	}
		152	#endif
		153
		154	rxvt_term::rxvt_term ()
		155	{
		156	#ifdef CURSOR_BLINK
		157	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		158	#endif
		159	#ifdef TEXT_BLINK
		160	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		161	#endif
		162	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		163	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		164	#endif
		165	#ifdef SELECTION_SCROLLING
		166	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		167	#endif
		168	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		169	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		170	#endif
		171	#if ENABLE_PERL
		172	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		173	#endif
		174	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		175	#if USE_XIM
		176	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
		177	#endif
		178	#ifdef POINTER_BLANK
		179	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
		180	#endif
		181	#ifndef NO_BELL
		182	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		183	#endif
		184	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		185	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		186	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		187	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		188	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		189	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		190
		191	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		192
		193	termlist.push_back (this);
		194
		195	#ifdef KEYSYM_RESOURCE
		196	keyboard = new keyboard_manager;
		197	#endif
		198	}
		199
		200	// clean up the most important stuff, do *not* call x or free mem etc.
		201	// for use before an emergency exit
		202	void
		203	rxvt_term::emergency_cleanup ()
		204	{
		205	if (cmd_pid)
		206	kill (-cmd_pid, SIGHUP);
		207
		208	pty_ev.stop ();
		209	delete pty; pty = 0;
		210	}
		211
		212	rxvt_term::~rxvt_term ()
		213	{
		214	termlist.erase (find (termlist.begin (), termlist.end(), this));
		215
		216	emergency_cleanup ();
		217
		218	#if ENABLE_STYLES
		219	for (int i = RS_styleCount; --i; )
		220	if (fontset[i] != fontset[0])
		221	delete fontset[i];
		222	#endif
		223	delete fontset[0];
		224
		225	#if HAVE_IMG
		226	delete bg_img;
		227	#endif
		228
		229	if (display)
		230	{
		231	selection_clear ();
		232	selection_clear (true);
		233
		234	#if USE_XIM
		235	im_destroy ();
		236	#endif
		237	scrollBar.destroy ();
		238
		239	if (gc)
		240	XFreeGC (dpy, gc);
		241
		242	delete drawable;
		243
		244	// destroy all windows
		245	if (parent)
		246	XDestroyWindow (dpy, parent);
		247
		248	for (int i = 0; i < TOTAL_COLORS; i++)
		249	if (ISSET_PIXCOLOR (i))
		250	{
		251	pix_colors_focused [i].free (this);
		252	#if OFF_FOCUS_FADING
		253	if (rs[Rs_fade])
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
		261	displays.put (display);
		262	}
		263
		264	scr_release ();
		265
		266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
		272	free (locale);
		273	free (v_buffer);
		274
		275	delete selection_req;
		276
		277	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		278	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		279
		280	delete [] env;
		281
		282	delete envv;
		283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
		291
		292	SET_R ((rxvt_term *)0);
		293	}
		294
		295	// child has exited, usually destroys
		296	void
		297	rxvt_term::child_cb (ev::child &w, int status)
		298	{
		299	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		300
		301	cmd_pid = 0;
		302
		303	if (!option (Opt_hold))
		304	destroy ();
		305	}
		306
		307	void
		308	rxvt_term::destroy ()
		309	{
		310	if (destroy_ev.is_active ())
123	return R;	311	return;
124	}
125		312
126	/* ------------------------------------------------------------------------- *	313	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
127	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */
129	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139		314
140	do {	315	#if ENABLE_OVERLAY
141	errno = 0;	316	scr_overlay_off ();
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif	317	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165		318
166	/* ARGSUSED */	319	if (display)
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}	320	{
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	321	#if USE_XIM
178	event->request_code, event->minor_code,	322	im_ev.stop (display);
179	event->error_code);	323	#endif
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	324	scrollbar_ev.stop (display);
181	exit(EXIT_FAILURE);	325	#if ENABLE_PERL
182	/* NOTREACHED */	326	rootwin_ev.stop (display);
		327	#endif
		328	termwin_ev.stop (display);
		329	vt_ev.stop (display);
		330	}
		331
		332	flush_ev.stop ();
		333	pty_ev.stop ();
		334	#ifdef CURSOR_BLINK
		335	cursor_blink_ev.stop ();
		336	#endif
		337	#ifdef TEXT_BLINK
		338	text_blink_ev.stop ();
		339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
		345	#endif
		346	#ifdef POINTER_BLANK
		347	pointer_ev.stop ();
		348	#endif
		349
		350	destroy_ev.start ();
		351	}
		352
		353	void
		354	rxvt_term::destroy_cb (ev::idle &w, int revents)
		355	{
		356	make_current ();
		357
		358	delete this;
		359	}
		360
		361	void
		362	rxvt_term::set_option (uint8_t opt, bool set) noexcept
		363	{
		364	if (!opt)
		365	return;
		366
		367	uint8_t mask = 1 << (opt & 7);
		368	uint8_t &val = options [opt >> 3];
		369
		370	val = val & ~mask | (set ? mask : 0);
183	}	371	}
184		372
185	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
186	/*	374	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can
189	*/	376	*/
190	/* EXTPROTO */	377	static XErrorHandler old_xerror_handler;
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195		378
196	#ifdef DEBUG_SCREEN	379	static void
197	rxvt_scr_release(aR);	380	rxvt_emergency_cleanup ()
198	#endif	381	{
199	#ifndef NO_SETOWNER_TTYDEV	382	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
200	rxvt_privileged_ttydev(aR_ RESTORE);	383	(*t)->emergency_cleanup ();
201	#endif	384	}
202	#ifdef UTMP_SUPPORT	385
203	rxvt_privileged_utmp(aR_ RESTORE);	386	#if !ENABLE_MINIMAL
204	#endif	387	static void ecb_cold
205	#ifdef USE_XIM	388	print_x_error (Display *dpy, XErrorEvent *event)
206	if (R->h->Input_Context != NULL) {	389	{
207	XDestroyIC(R->h->Input_Context);	390	char buffer[BUFSIZ];
208	R->h->Input_Context = NULL;	391	char mesg[BUFSIZ];
		392	char number[32];
		393
		394	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		395
		396	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		397	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		398
		399	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		400	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		401	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		402
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		405
		406	if (event->request_code >= 128)
209	}	407	{
210	#endif	408	#if 0
211	}	409	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		410	int nexts;
		411	char **exts = XListExtensions (dpy, &nexts);
212		412
213	/* ------------------------------------------------------------------------- *	413	while (nexts)
214	* MEMORY ALLOCATION WRAPPERS *	414	{
215	* ------------------------------------------------------------------------- */	415	char *extname = exts [nexts - 1];
216	/* EXTPROTO */	416	int major, first_event, first_error;
217	void *
218	rxvt_malloc(size_t size)
219	{
220	void *p;
221		417
222	p = malloc(size);	418	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
223	if (p)	419	{
224	return p;	420	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		421	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
225		422
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	423	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
227	rxvt_clean_exit();	424	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
228	exit(EXIT_FAILURE);	425	rxvt_warn ("+ (which is %s)\n", buffer);
229	/* NOTREACHED */
230	}
231		426
232	/* EXTPROTO */	427	break;
233	void *	428	}
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237		429
238	p = calloc(number, size);	430	printf ("nextss %d %s\n", nexts, extname);//D
239	if (p)	431	--nexts;
240	return p;	432	++exts;
		433	}
		434	#else
		435	int nexts = 0;
		436	char **exts = 0;
		437	#endif
241		438
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	439	if (!nexts)
243	rxvt_clean_exit();	440	{
244	exit(EXIT_FAILURE);	441	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
245	/* NOTREACHED */
246	}
247		442
248	/* EXTPROTO */	443	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
249	void *	444	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
250	rxvt_realloc(void *ptr, size_t size)
251	{
252	void *p;
253		445
254	if (ptr)	446	#if 0
255	p = realloc(ptr, size);	447	sprintf (number, "RENDER.%d", event->minor_code);
		448	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		449	rxvt_warn ("+ (which is %s)\n", buffer);
		450	#endif
		451	}
		452
		453	XFreeExtensionList (exts);
		454	}
		455	else
		456	{
		457	sprintf (number, "%d", event->request_code);
		458	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		459	rxvt_warn ("+ (which is %s)\n", buffer);
		460	}
		461
		462	if (event->error_code == BadWindow
		463	|| event->error_code == BadPixmap
		464	|| event->error_code == BadCursor
		465	|| event->error_code == BadFont
		466	|| event->error_code == BadDrawable
		467	|| event->error_code == BadColor
		468	|| event->error_code == BadGC
		469	|| event->error_code == BadIDChoice
		470	|| event->error_code == BadValue
		471	|| event->error_code == BadAtom)
		472	{
		473	if (event->error_code == BadValue)
		474	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		475	else if (event->error_code == BadAtom)
		476	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
256	else	477	else
257	p = malloc(size);	478	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
258	if (p)	479
		480	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		481	}
		482	}
		483	#endif
		484
		485	int ecb_cold
		486	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		487	{
		488	if (GET_R && GET_R->allowedxerror == -1)
		489	GET_R->allowedxerror = event->error_code;
		490	else
		491	{
		492	// GET_R is most likely not the terminal which caused the error,
		493	// so just output the error and continue
		494	#if ENABLE_MINIMAL
		495	old_xerror_handler (display, event);
		496	#else
		497	print_x_error (display, event);
		498	#endif
		499	}
		500
259	return p;	501	return 0;
		502	}
260		503
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	504	int ecb_cold
262	rxvt_clean_exit();	505	rxvt_xioerror_handler (Display *display)
		506	{
		507	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		508	DisplayString (display));
		509	rxvt_emergency_cleanup ();
263	exit(EXIT_FAILURE);	510	_exit (EXIT_FAILURE);
264	/* NOTREACHED */
265	}	511	}
266	/* ------------------------------------------------------------------------- *	512
267	* PRIVILEGED OPERATIONS *	513	static struct sig_handlers
268	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void
272	rxvt_privileges(pR_ int mode)
273	{	514	{
274	#if ! defined(__CYGWIN32__)	515	ev::sig sw_term, sw_int;
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	516
276	/* setreuid() is the poor man's setuid(), seteuid() */	517	/*
277	# define seteuid(a) setreuid(-1, (a))	518	* Catch a fatal signal and tidy up before quitting
278	# define setegid(a) setregid(-1, (a))	519	*/
279	# define HAVE_SETEUID	520	void sig_term (ev::sig &w, int revents);
		521
		522	sig_handlers ()
		523	{
		524	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		525	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		526	}
		527	} sig_handlers;
		528
		529	void
		530	sig_handlers::sig_term (ev::sig &w, int revents)
		531	{
		532	rxvt_emergency_cleanup ();
		533	w.stop ();
		534	kill (getpid (), w.signum);
		535	}
		536
		537	static void
		538	rxvt_get_ttymode (struct termios *tio)
		539	{
		540	if (tcgetattr (STDIN_FILENO, tio) < 0)
		541	memset (tio, 0, sizeof (struct termios));
		542
		543	for (int i = 0; i < NCCS; i++)
		544	tio->c_cc[i] = VDISABLE;
		545
		546	tio->c_cc[VINTR] = CINTR;
		547	tio->c_cc[VQUIT] = CQUIT;
		548	tio->c_cc[VERASE] = CERASE;
		549	#ifdef VERASE2
		550	tio->c_cc[VERASE2] = CERASE2;
		551	#endif
		552	tio->c_cc[VKILL] = CKILL;
		553	tio->c_cc[VEOF] = CEOF;
		554	tio->c_cc[VSTART] = CSTART;
		555	tio->c_cc[VSTOP] = CSTOP;
		556	tio->c_cc[VSUSP] = CSUSP;
		557	# ifdef VDSUSP
		558	tio->c_cc[VDSUSP] = CDSUSP;
280	# endif	559	# endif
281	# ifdef HAVE_SETEUID	560	# ifdef VREPRINT
282	switch (mode) {	561	tio->c_cc[VREPRINT] = CRPRNT;
283	case IGNORE:
284	/*
285	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required
287	*/
288	seteuid(getuid());
289	setegid(getgid());
290	break;
291	case SAVE:
292	R->h->euid = geteuid();
293	R->h->egid = getegid();
294	break;
295	case RESTORE:
296	seteuid(R->h->euid);
297	setegid(R->h->egid);
298	break;
299	}
300	# else
301	switch (mode) {
302	case IGNORE:
303	setuid(getuid());
304	setgid(getgid());
305	/* FALLTHROUGH */
306	case SAVE:
307	/* FALLTHROUGH */
308	case RESTORE:
309	break;
310	}
311	# endif	562	# endif
312	#endif	563	# ifdef VDISCRD
313	}	564	tio->c_cc[VDISCRD] = CFLUSH;
314
315	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void
318	rxvt_privileged_utmp(pR_ char action)
319	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL
327	|| *h->ttydev == '\0')
328	return;
329
330	rxvt_privileges(aR_ RESTORE);
331	if (action == SAVE) {
332	h->next_utmp_action = RESTORE;
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);
334	} else { /* action == RESTORE */
335	h->next_utmp_action = IGNORE;
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif	565	# endif
366	{	566	# ifdef VWERSE
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */	567	tio->c_cc[VWERSE] = CWERASE;
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif	568	# endif
372	}	569	# ifdef VLNEXT
373	} else { /* action == RESTORE */	570	tio->c_cc[VLNEXT] = CLNEXT;
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif	571	# endif
383	}	572	# ifdef VSTATUS
384		573	tio->c_cc[VSTATUS] = CSTATUS;
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif	574	# endif
390	}	575
		576	# if VMIN != VEOF
		577	tio->c_cc[VMIN] = 1;
391	#endif	578	# endif
		579	# if VTIME != VEOL
		580	tio->c_cc[VTIME] = 0;
		581	# endif
		582
		583	/* input modes */
		584	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		585	# ifdef IMAXBEL
		586	| IMAXBEL
		587	# endif
		588	| IXON);
		589
		590	/* output modes */
		591	tio->c_oflag = (OPOST | ONLCR);
		592
		593	/* control modes */
		594	tio->c_cflag = (CS8 | CREAD);
		595
		596	/* local modes */
		597	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		598	# if defined (ECHOCTL) && defined (ECHOKE)
		599	| ECHOCTL | ECHOKE
		600	# endif
		601	| ECHOE | ECHOK);
		602	}
		603
		604	char **rxvt_environ; // startup environment
		605
		606	void
		607	rxvt_init ()
		608	{
		609	assert (("fontMask must not overlap other RS masks",
		610	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		611
		612	rxvt_get_ttymode (&rxvt_term::def_tio);
		613
		614	// get rid of stdin/stdout as we don't need them, to free resources
		615	dup2 (STDERR_FILENO, STDIN_FILENO);
		616	dup2 (STDERR_FILENO, STDOUT_FILENO);
		617
		618	if (!ev_default_loop ())
		619	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		620
		621	rxvt_environ = environ;
		622
		623	signal (SIGHUP, SIG_IGN);
		624	signal (SIGPIPE, SIG_IGN);
		625
		626	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		627	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		628
		629	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		630	// TODO: handle this with exceptions and tolerate the memory loss
		631	XSetIOErrorHandler (rxvt_xioerror_handler);
		632
		633	XrmInitialize ();
		634
		635	#if HAVE_PIXBUF
		636	g_type_init ();
		637	#endif
		638	}
392		639
393	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
394	/*	641	/*
395	* window size/position calculcations for XSizeHint and other storage.	642	* window size/position calculations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	643	* if width/height are non-zero then override calculated width/height
397	*/	644	*/
398	/* EXTPROTO */
399	void	645	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	646	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401	{	647	{
402	short recalc_x, recalc_y;	648	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	649	int x, y, flags;
404	unsigned int w, h;	650	unsigned int w, h;
405	unsigned int max_width, max_height;	651	unsigned int max_width, max_height;
406		652
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	653	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	654	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	655	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		656
412	recalc_x = recalc_y = 0;	657	recalc_x = recalc_y = 0;
413	flags = 0;	658	flags = 0;
		659
414	if (!R->h->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
415	R->h->parsed_geometry = 1;	662	parsed_geometry = 1;
		663
416	if (R->h->rs[Rs_geometry])	664	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	665	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		666
418	if (flags & WidthValue) {	667	if (flags & WidthValue)
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	668	{
420	R->szHint.flags |= USSize;	669	if (!w)
421	}	670	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		671
		672	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
		673	szHint.flags |= USSize;
		674	}
		675
422	if (flags & HeightValue) {	676	if (flags & HeightValue)
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	677	{
424	R->szHint.flags |= USSize;	678	if (!h)
425	}	679	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		680
		681	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
		682	szHint.flags |= USSize;
		683	}
		684
426	if (flags & XValue) {	685	if (flags & XValue)
427	R->szHint.x = x;	686	{
		687	szHint.x = x;
428	R->szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
		689
429	if (flags & XNegative) {	690	if (flags & XNegative)
430	recalc_x = 1;	691	{
		692	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	693	szHint.win_gravity = NorthEastGravity;
		694	}
		695	}
		696
		697	if (flags & YValue)
		698	{
		699	szHint.y = y;
		700	szHint.flags |= USPosition;
		701
		702	if (flags & YNegative)
		703	{
		704	recalc_y = 1;
		705
		706	if (szHint.win_gravity == NorthEastGravity)
		707	szHint.win_gravity = SouthEastGravity;
		708	else
		709	szHint.win_gravity = SouthWestGravity;
		710	}
		711	}
432	}	712	}
433	}	713
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	714	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	715	width = ncol * fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	716	height = nrow * fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	717	max_width = MAX_COLS * fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	718	max_height = MAX_ROWS * fheight;
451		719
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	720	szHint.base_width = szHint.base_height = 2 * int_bwidth;
453		721
454	sb_w = mb_h = 0;	722	window_vt_x = window_vt_y = int_bwidth;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	723
456	if (scrollbar_visible(R)) {	724	if (scrollBar.state)
457	sb_w = scrollbar_TotalWidth();	725	{
		726	int sb_w = scrollBar.total_width ();
458	R->szHint.base_width += sb_w;	727	szHint.base_width += sb_w;
		728
459	if (!(R->Options & Opt_scrollBar_right))	729	if (!option (Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	730	window_vt_x += sb_w;
461	}	731	}
462	if (menubar_visible(R)) {	732
463	mb_h = menuBar_TotalHeight();
464	R->szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;
466	}
467	R->szHint.width_inc = R->TermWin.fwidth;	733	szHint.width_inc = fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	734	szHint.height_inc = fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	735	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	736	szHint.min_height = szHint.base_height + szHint.height_inc;
471		737
472	if (width && width - R->szHint.base_width < max_width) {	738	if (newwidth && newwidth - szHint.base_width < max_width)
473	R->szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;
475	} else {
476	MIN_IT(R->TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;
478	}	739	{
		740	szHint.width = newwidth;
		741	width = newwidth - szHint.base_width;
		742	}
		743	else
		744	{
		745	min_it (width, max_width);
		746	szHint.width = szHint.base_width + width;
		747	}
		748
479	if (height && height - R->szHint.base_height < max_height) {	749	if (newheight && newheight - szHint.base_height < max_height)
480	R->szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;
482	} else {
483	MIN_IT(R->TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;
485	}	750	{
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	751	szHint.height = newheight;
487	R->h->window_sb_x = R->szHint.width - sb_w;	752	height = newheight - szHint.base_height;
		753	}
		754	else
		755	{
		756	min_it (height, max_height);
		757	szHint.height = szHint.base_height + height;
		758	}
488		759
489	if (recalc_x)	760	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	761	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	762
492	if (recalc_y)	763	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	764	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
495		765
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	766	ncol = width / fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	767	nrow = height / fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	768
499	return;	769	// When the size of the vt window is not a multiple of the cell
		770	// size, i.e., when the wm does not honour our size hints, there are
		771	// extra areas not covered by the terminal screen. Such gaps, when a
		772	// bg pixmap is set, would have to be cleared manually to properly
		773	// refresh the background. We take the simpler route and shrink the
		774	// vt window so as to avoid creating gaps.
		775	vt_width = ncol * fwidth;
		776	vt_height = nrow * fheight;
500	}	777	}
501		778
502	/*----------------------------------------------------------------------*/	779	/*----------------------------------------------------------------------*/
503	/*	780	/*
504	* Tell the teletype handler what size the window is.	781	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	782	* Called after a window size change.
506	*/	783	*/
507	/* EXTPROTO */
508	void	784	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	785	rxvt_term::tt_winch ()
510	{	786	{
		787	if (pty->pty < 0)
		788	return;
		789
511	struct winsize ws;	790	struct winsize ws;
512		791
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	792	ws.ws_col = ncol;
516	ws.ws_row = row;	793	ws.ws_row = nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	794	ws.ws_xpixel = vt_width;
518	#ifndef DEBUG_SIZE	795	ws.ws_ypixel = vt_height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	796	ioctl (pty->pty, TIOCSWINSZ, &ws);
		797
		798	#if 0
		799	// TIOCSWINSZ is supposed to do this automatically and correctly
		800	if (cmd_pid) /* force through to the command */
		801	kill (-cmd_pid, SIGWINCH);
		802	#endif
		803	}
		804
		805	/*----------------------------------------------------------------------*/
		806	/* load and set the various fonts */
		807	bool
		808	rxvt_term::set_fonts ()
		809	{
		810	rxvt_fontset *fs = new rxvt_fontset (this);
		811	rxvt_fontprop prop;
		812
		813	if (!fs
		814	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		815	|| !fs->realize_font (1))
		816	{
		817	delete fs;
		818	return false;
		819	}
		820
		821	#if ENABLE_STYLES
		822	for (int i = RS_styleCount; --i; )
		823	if (fontset[i] != fontset[0])
		824	delete fontset[i];
		825	#endif
		826
		827	delete fontset[0];
		828	fontset[0] = fs;
		829
		830	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		831	prop.width = max (prop.width + letterSpace, 1);
		832
		833	fs->set_prop (prop, false);
		834
		835	fwidth = prop.width;
		836	fheight = prop.height + lineSpace;
		837	fbase = prop.ascent;
		838
		839	for (int style = 1; style < 4; style++)
		840	{
		841	#if ENABLE_STYLES
		842	const char *res = rs[Rs_font + style];
		843
		844	if (res && !*res)
		845	fontset[style] = fontset[0];
		846	else
		847	{
		848	fontset[style] = fs = new rxvt_fontset (this);
		849	rxvt_fontprop prop2 = prop;
		850
		851	if (res)
		852	{
		853	fs->populate (res);
		854	fs->set_prop (prop2, false);
		855	}
		856	else
		857	{
		858	fs->populate (fontset[0]->fontdesc);
		859
		860	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		861	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		862
		863	fs->set_prop (prop2, true);
		864	}
		865
		866	}
520	#else	867	#else
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	868	fontset[style] = fontset[0];
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */
526	kill(pid, SIGWINCH);
527	# endif	869	#endif
528	#endif	870	}
529	}
530		871
531	/*----------------------------------------------------------------------*/	872	if (parent)
532	/* rxvt_change_font() - Switch to a new font */	873	{
533	/*	874	resize_all_windows (0, 0, 0);
534	* init = 1 - initialize	875	scr_remap_chars ();
535	*	876	scr_touch (true);
536	* fontname == FONT_UP - switch to bigger font	877	}
537	* fontname == FONT_DN - switch to smaller font
538	*/
539	/* EXTPROTO */
540	void
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{
543	}
544		878
545	/* INTPROTO */	879	return true;
		880	}
		881
546	void	882	void
547	rxvt_font_up_down(pR_ int n, int direction)	883	rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	884	{
		885	XChangeProperty (dpy, parent,
		886	prop, XA_STRING, 8, PropModeReplace,
		887	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		888	}
		889
		890	void
		891	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		892	{
		893	XTextProperty ct;
		894
		895	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		896	{
		897	XSetTextProperty (dpy, parent, &ct, prop);
		898	XFree (ct.value);
		899	}
		900	}
		901
		902	void
		903	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		904	{
		905	wchar_t *ws = rxvt_mbstowcs (str, len);
		906	char *s = rxvt_wcstoutf8 (ws);
		907
		908	XChangeProperty (dpy, parent,
		909	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		910	(const unsigned char *)s, strlen (s));
		911
		912	free (s);
		913	free (ws);
549	}	914	}
550		915
551	/*----------------------------------------------------------------------*/	916	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	917	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	918	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	919	void
556	rxvt_set_title(pR_ const char *str)	920	rxvt_term::set_title (const char *str)
557	{	921	{
558	#ifndef SMART_WINDOW_TITLE	922	set_mbstring_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	923	#if ENABLE_EWMH
560	#else	924	set_utf8_property (xa[XA_NET_WM_NAME], str);
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif	925	#endif
570	}	926	}
571		927
572	/* EXTPROTO */
573	void	928	void
574	rxvt_set_iconName(pR_ const char *str)	929	rxvt_term::set_icon_name (const char *str)
575	{	930	{
576	#ifndef SMART_WINDOW_TITLE	931	set_mbstring_property (XA_WM_ICON_NAME, str);
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	932	#if ENABLE_EWMH
578	#else	933	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif	934	#endif
588	}	935	}
589		936
		937	void
		938	rxvt_term::set_window_color (int idx, const char *color)
		939	{
590	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')	941	if (color == NULL || *color == '\0')
599	return;	942	return;
600		943
		944	color = strdup (color);
		945	allocated.push_back ((void *)color);
		946	rs[Rs_color + idx] = color;
		947
601	/* handle color aliases */	948	/* handle color aliases */
602	if (isdigit(*color)) {	949	if (isdigit (*color))
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}	950	{
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))	951	int i = atoi (color);
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621		952
622	/*	953	if (i >= 8 && i <= 15)
623	* FIXME: should free colors here, but no idea how to do it so instead,	954	{
624	* so just keep gobbling up the colormap	955	/* bright colors */
625	*/	956	alias_color (idx, minBrightCOLOR + i - 8);
626	# if 0	957	goto done;
627	for (i = Color_Black; i <= Color_White; i++)	958	}
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636		959
637	R->PixColors[idx] = xcol;	960	if (i >= 0 && i <= 7)
638	SET_PIXCOLOR(R->h, idx);	961	{
		962	/* normal colors */
		963	alias_color (idx, minCOLOR + i);
		964	goto done;
		965	}
		966	}
639		967
640	/* XSetWindowAttributes attr; */	968	pix_colors_focused[idx].free (this);
641	/* Cursor cursor; */	969	set_color (pix_colors_focused[idx], color);
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646		970
		971	done:
647	/* handle Color_BD, scrollbar background, etc. */	972	/*TODO: handle Color_BD, scrollbar background, etc. */
648		973
649	rxvt_set_colorfgbg(aR);	974	update_fade_color (idx);
650	rxvt_recolour_cursor(aR);	975	recolor_cursor ();
651	/* the only reasonable way to enforce a clean update */	976	scr_recolor ();
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	977	#endif /* XTERM_COLOR_CHANGE */
		978	}
658		979
659	/* EXTPROTO */
660	void	980	void
661	rxvt_recolour_cursor(pR)	981	rxvt_term::recolor_cursor ()
662	{	982	{
663	rxvt_color xcol[2];	983	XColor fg, bg;
664		984
665	#if TODO	985	(ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	986	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	987	: pix_colors_focused[Color_fg]).get (fg);
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	988
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	989	(ISSET_PIXCOLOR (Color_pointer_bg)
670	#endif	990	? pix_colors_focused[Color_pointer_bg]
		991	: pix_colors_focused[Color_bg]).get (bg);
		992
		993	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
671	}	994	}
672		995
673	/*----------------------------------------------------------------------*/	996	/*----------------------------------------------------------------------*/
674	/*	997	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	998	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	999	*/
677	/* INTPROTO */	1000	char *
678	void
679	rxvt_set_colorfgbg(pR)	1001	rxvt_term::get_colorfgbg ()
680	{	1002	{
681	unsigned int i;	1003	unsigned int i;
682	const char *xpmb = "\0";	1004	const char *xpmb = "";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1005	char fstr[] = "default";
		1006	char bstr[] = "default";
		1007	char *env_colorfgbg;
684		1008
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");
687	STRCPY(bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1009	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1010	if (pix_colors[Color_fg] == pix_colors[i])
		1011	{
690	sprintf(fstr, "%d", (i - Color_Black));	1012	sprintf (fstr, "%d", i - Color_Black);
691	break;	1013	break;
692	}	1014	}
		1015
693	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1017	if (pix_colors[Color_bg] == pix_colors[i])
		1018	{
695	sprintf(bstr, "%d", (i - Color_Black));	1019	sprintf (bstr, "%d", i - Color_Black);
696	#ifdef XPM_BACKGROUND	1020	#if HAVE_IMG
697	xpmb = "default;";	1021	xpmb = "default;";
698	#endif	1022	#endif
699	break;	1023	break;
700	}	1024	}
		1025
		1026	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1027	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);	1028	return env_colorfgbg;
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1029	}
714		1030
715	/*----------------------------------------------------------------------*/	1031	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1032
721	/* EXTPROTO */	1033	bool
722	int	1034	rxvt_term::set_color (rxvt_color &color, const char *name)
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724	{	1035	{
725	screen_in_out->set (aR_ colour);	1036	if (color.set (this, name))
726
727	if (!screen_in_out->set (aR_ colour))
728	{
729	rxvt_print_error("can't allocate colour: %s", colour);
730	return false;
731	}
732
733	return true;	1037	return true;
		1038
		1039	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1040	return false;
734	}	1041	}
		1042
		1043	void
		1044	rxvt_term::alias_color (int dst, int src)
		1045	{
		1046	pix_colors[dst].free (this);
		1047	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1048	}
		1049
		1050	#ifdef SMART_RESIZE
		1051	static unsigned int
		1052	get_parent_bw (Display *dpy, Window w)
		1053	{
		1054	int idummy;
		1055	unsigned int udummy;
		1056	Window wdummy, parent;
		1057	Window *children;
		1058	unsigned int nchildren, border_width;
		1059
		1060	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1061	XFree (children);
		1062	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1063	&udummy, &udummy, &border_width, &udummy);
		1064
		1065	return border_width;
		1066	}
		1067	#endif
735		1068
736	/* -------------------------------------------------------------------- *	1069	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1070	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1071	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1072	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1073	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742	{	1074	{
743	int fix_screen;	1075	int fix_screen;
		1076	int old_width = szHint.width;
		1077	int old_height = szHint.height;
		1078
		1079	window_calc (newwidth, newheight);
		1080
		1081	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1082
		1083	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1084	if (set_hint)
		1085	{
		1086	szHint.flags &= ~(PBaseSize | PResizeInc);
		1087	XSetWMNormalHints (dpy, parent, &szHint);
		1088	szHint.flags |= PBaseSize | PResizeInc;
		1089	}
		1090
		1091	if (!ignoreparent)
		1092	{
744	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1094	/*
746	old_height = R->szHint.height;
747	#endif
748
749	rxvt_window_calc(aR_ width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751	if (!ignoreparent) {
752	#ifdef SMART_RESIZE
753	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1096	* reposition window on resize depending on placement on screen
756	*/	1097	*/
757	int x, y, x1, y1;	1098	int x, y, x1, y1;
758	int dx, dy;	1099	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1101	Window unused_cr;
761		1102
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1103	XTranslateCoordinates (dpy, parent, display->root,
763	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1107	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1108	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
769	*/	1110	*/
770	if (x1 != x || y1 != y) {	1111	if (x1 != x || y1 != y)
771	x -= x1;	1112	{
772	y -= y1;	1113	unsigned int border_width = get_parent_bw (dpy, parent);
773	}
774		1114
		1115	x -= x1 + border_width;
		1116	y -= y1 + border_width;
		1117	}
		1118
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1121	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1122	dy = old_height - szHint.height;
779		1123
780	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
782	dx = 0;	1126	dx = 0;
783	else if (x == x1) /* exact center */	1127	else if (x == x1) /* exact center */
784	dx /= 2;	1128	dx /= 2;
785	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
786	dy = 0;	1130	dy = 0;
787	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
788	dy /= 2;	1132	dy /= 2;
789		1133
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1135	szHint.width, szHint.height);
792	#else	1136	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1137	XResizeWindow (dpy, parent, szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1138	#endif
796	}	1139	}
797		1140
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1141	if (set_hint)
799	|| R->TermWin.nrow != R->h->prev_nrow);	1142	XSetWMNormalHints (dpy, parent, &szHint);
		1143
		1144	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1145
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1146	if (fix_screen || newwidth != old_width || newheight != old_height)
801	if (scrollbar_visible(R)) {
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,
803	0, scrollbar_TotalWidth(), R->szHint.height);
804	rxvt_Resize_scrollBar(aR);
805	}
806	if (menubar_visible(R))
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,
810	R->h->window_vt_y, TermWin_TotalWidth(),
811	TermWin_TotalHeight());
812	#ifdef RXVT_GRAPHICS
813	if (R->h->old_height)
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,
815	R->h->old_height - R->szHint.base_height);
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);
820	#endif
821	}	1147	{
		1148	if (scrollBar.state)
		1149	scrollBar.resize ();
822		1150
		1151	XMoveResizeWindow (dpy, vt,
		1152	window_vt_x, window_vt_y,
		1153	vt_width, vt_height);
		1154
		1155	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1156	}
		1157
823	if (fix_screen || R->h->old_height == 0) {	1158	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1159	scr_reset ();
825	uint16_t old_ncol = R->h->prev_ncol;
826		1160
827	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
830	rxvt_scr_reset(aR);
831	if (curr_screen >= 0) { /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));
834	}
835	}
836
837	R->h->old_width = R->szHint.width;
838	R->h->old_height = R->szHint.height;
839
840	#ifdef USE_XIM	1161	#if USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1162	im_set_position ();
842	#endif	1163	#endif
843	}	1164	}
844		1165
845	/*	1166	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1167	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1168	* good for toggling 80/132 columns
848	*/	1169	*/
849	/* EXTPROTO */
850	void	1170	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1171	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852	{	1172	{
853	XWindowAttributes wattr;	1173	XWindowAttributes wattr;
854		1174
855	if (width == 0 || height == 0) {	1175	if (newwidth == 0 || newheight == 0)
		1176	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1177	XGetWindowAttributes (dpy, display->root, &wattr);
		1178
857	if (width == 0)	1179	if (newwidth == 0)
858	width = wattr.width - R->szHint.base_width;	1180	newwidth = wattr.width - szHint.base_width;
859	if (height == 0)	1181	if (newheight == 0)
860	height = wattr.height - R->szHint.base_height;	1182	newheight = wattr.height - szHint.base_height;
		1183	}
		1184
		1185	if (newwidth != vt_width || newheight != vt_height)
861	}	1186	{
862	if (width != R->TermWin.width || height != R->TermWin.height) {
863	width += R->szHint.base_width;	1187	newwidth += szHint.base_width;
864	height += R->szHint.base_height;	1188	newheight += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1189	resize_all_windows (newwidth, newheight, 0);
866	}	1190	}
867	}	1191	}
868		1192
869	/* -------------------------------------------------------------------- *	1193	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1194	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1195	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1196	#if USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1197
883	/* INTPROTO */
884	void	1198	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1199	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1200	{
887	*fg = R->PixColors[Color_fg];	1201	fg = pix_colors [Color_fg];
888	*bg = R->PixColors[Color_bg];	1202	bg = pix_colors [Color_bg];
		1203	}
		1204
		1205	void
		1206	rxvt_term::im_set_size (XRectangle &size)
		1207	{
		1208	// the int_bwidth terms make no sense to me
		1209	size.x = int_bwidth;
		1210	size.y = int_bwidth;
		1211	size.width = Width2Pixel (ncol) + int_bwidth;
		1212	size.height = Height2Pixel (nrow) + int_bwidth;
		1213	}
		1214
		1215	void
		1216	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1217	XRectangle &status_rect,
		1218	const XRectangle &needed_rect)
		1219	{
		1220	preedit_rect.x = needed_rect.width;
		1221	preedit_rect.y = 0;
		1222	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1223	preedit_rect.height = fheight;
		1224
		1225	status_rect.x = 0;
		1226	status_rect.y = 0;
		1227	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1228	status_rect.height = fheight;
889	}	1229	}
890		1230
891	/* Checking whether input method is running. */	1231	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1232	bool
894	rxvt_IMisRunning(pR)	1233	rxvt_term::im_is_running ()
895	{	1234	{
896	char *p;	1235	Atom atom;
897	Atom atom;	1236	Window win;
898	Window win;
899	char server[IMBUFSIZ];	1237	char server[IMBUFSIZ];
900		1238
901	/* get current locale modifier */	1239	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1240	if (char *p = XSetLocaleModifiers (0))
903	STRCPY(server, "@server=");	1241	{
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1242	strcpy (server, "@server=");
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1243	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1244
		1245	if (p = strchr (server + 1, '@')) /* first one only */
906	*p = '\0';	1246	*p = '\0';
907		1247
908	atom = XInternAtom(R->Xdisplay, server, False);	1248	atom = XInternAtom (dpy, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1249	win = XGetSelectionOwner (dpy, atom);
		1250
910	if (win != None)	1251	if (win != None)
911	return True;	1252	return true;
912	}	1253	}
		1254
913	return False;	1255	return false;
914	}	1256	}
915		1257
916	/* EXTPROTO */
917	void	1258	void
918	rxvt_IMSendSpot(pR)	1259	rxvt_term::im_send_spot ()
919	{	1260	{
920	XPoint spot;	1261	XPoint nspot;
921	XVaNestedList preedit_attr;	1262	XVaNestedList preedit_attr;
922		1263
923	if (R->h->Input_Context == NULL	1264	if (!Input_Context
924	|| !R->TermWin.focus	1265	|| !focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1266	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926	|| !(R->h->event_type == KeyPress	1267	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1268
935	rxvt_setPosition(aR_ &spot);	1269	im_set_position (nspot);
936		1270
		1271	if (nspot.x == spot.x && nspot.y == spot.y)
		1272	return;
		1273
		1274	spot = nspot;
		1275
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1276	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1277	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1278	XFree (preedit_attr);
940	}	1279	}
941		1280
942	/* EXTPROTO */
943	void	1281	void
944	rxvt_setTermFontSet(pR_ int idx)	1282	rxvt_term::im_destroy ()
945	{	1283	{
946	char *string;	1284	if (input_method)
947	long length;	1285	{
948	int success = 0;	1286	if (Input_Context && input_method->xim)
		1287	XDestroyIC (Input_Context);
949		1288
950	if (idx < 0 || idx >= MAX_NFONTS)	1289	display->put_xim (input_method);
951	return;	1290	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1291	}
1030	}	1292
1031	for (i = 0; s[i]; i++)	1293	Input_Context = 0;
1032	free(s[i]);	1294	}
1033	free(s);	1295
		1296	#ifdef ENABLE_XIM_ONTHESPOT
		1297
		1298	static void
		1299	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1300	{
		1301	((rxvt_term *)client_data)->make_current ();
		1302	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1303	}
		1304
		1305	static void
		1306	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1307	{
		1308	((rxvt_term *)client_data)->make_current ();
		1309	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1310	}
		1311
		1312	static void
		1313	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1314	{
		1315	rxvt_term *term = (rxvt_term *)client_data;
		1316	XIMText *text = call_data->text;
		1317
		1318	term->make_current ();
		1319
		1320	if (text)
1034	}	1321	{
1035	if (found)	1322	wchar_t *str;
1036	return;
1037		1323
1038	/* try with XMODIFIERS env. var. */	1324	if (!text->encoding_is_wchar && text->string.multi_byte)
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1325	{
1040	rxvt_IM_get_IC(aR);	1326	// of course, X makes it ugly again
1041	return;	1327	if (term->rs[Rs_imLocale])
1042	}	1328	SET_LOCALE (term->rs[Rs_imLocale]);
1043		1329
1044	/* try with no modifiers base IF the user didn't specify an IM */	1330	str = rxvt_temp_buf<wchar_t> (text->length + 1);
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1331	mbstowcs (str, text->string.multi_byte, text->length + 1);
1046	&& rxvt_IM_get_IC(aR) == True)	1332
1047	return;	1333	if (term->rs[Rs_imLocale])
		1334	SET_LOCALE (term->locale);
		1335	}
		1336	else
		1337	str = text->string.wide_char;
		1338
		1339	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1340	DT_INT, call_data->caret,
		1341	DT_INT, call_data->chg_first,
		1342	DT_INT, call_data->chg_length,
		1343	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1344	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1345	DT_END));
		1346	}
		1347	else
		1348	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1349	DT_INT, call_data->caret,
		1350	DT_INT, call_data->chg_first,
		1351	DT_INT, call_data->chg_length,
		1352	DT_END));
1048	}	1353	}
		1354
		1355	#if 0
		1356	static void
		1357	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1358	{
		1359	((rxvt_term *)client_data)->make_current ();
		1360	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1361	DT_INT, call_data->position,
		1362	DT_INT, call_data->direction,
		1363	DT_INT, call_data->style,
		1364	DT_END));
		1365	}
		1366	#endif
		1367
		1368	#endif
1049		1369
1050	/*	1370	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1371	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1372	* open a suitable preedit type
1053	*/	1373	*/
1054	/* INTPROTO */
1055	Bool	1374	bool
1056	rxvt_IM_get_IC(pR)	1375	rxvt_term::im_get_ic (const char *modifiers)
1057	{	1376	{
1058	int i, j, found;	1377	int i, j, found;
1059	XIM xim;	1378	XIM xim;
1060	XPoint spot;	1379	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1380	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1381	unsigned long fg, bg;
1063	const char *p;	1382	const char *p;
1064	char **s;	1383	char **s;
1065	XIMStyles *xim_styles;	1384	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1385
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1386	set_environ (env);
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1387
1072	if (xim == NULL)	1388	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1073	return False;	1389	return false;
1074		1390
		1391	input_method = display->get_xim (locale, modifiers);
		1392	if (input_method == NULL)
		1393	return false;
		1394
		1395	xim = input_method->xim;
		1396	spot.x = spot.y = -1;
		1397
1075	xim_styles = NULL;	1398	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1399	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1400	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1401	{
		1402	im_destroy ();
		1403	return false;
		1404	}
1081		1405
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1406	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1407
1084	s = rxvt_splitcommastring(p);	1408	for (int pi = 0; pi < 2; pi++)
		1409	{
		1410	p = pet[pi];
		1411
		1412	if (!p)
		1413	continue;
		1414
		1415	s = rxvt_strsplit (',', p);
		1416
1085	for (i = found = 0; !found && s[i]; i++) {	1417	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1418	{
		1419	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1420	input_style = XIMPreeditPosition | XIMStatusNothing;
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1421	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1422	input_style = XIMPreeditArea | XIMStatusArea;
1090	else if (!STRCMP(s[i], "Root"))	1423	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1424	input_style = XIMPreeditNothing | XIMStatusNothing;
		1425	else if (!strcmp (s[i], "None"))
		1426	input_style = XIMPreeditNone | XIMStatusNone;
		1427	#ifdef ENABLE_XIM_ONTHESPOT
		1428	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1429	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1430	#endif
		1431	else
		1432	input_style = XIMPreeditNothing | XIMStatusNothing;
1092		1433
1093	for (j = 0; j < xim_styles->count_styles; j++)	1434	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1435	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1436	{
1096	break;	1437	rxvt_free_strsplit (s);
		1438
		1439	found = 1;
		1440	goto foundpet;
		1441	}
		1442
		1443	}
		1444
		1445	rxvt_free_strsplit (s);
1097	}	1446	}
1098	}	1447
1099	for (i = 0; s[i]; i++)	1448	foundpet:
1100	free(s[i]);	1449
1101	free(s);
1102	XFree(xim_styles);	1450	XFree (xim_styles);
1103		1451
1104	if (!found) {	1452	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1453	{
		1454	im_destroy ();
		1455	return false;
		1456	}
1108		1457
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1458	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1459	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1460
		1461	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1462	{
		1463	// fake us a font-set, please
		1464	char **missing_charset_list;
		1465	int missing_charset_count;
		1466	char *def_string;
		1467	char pat[512];
		1468
		1469	sprintf (pat,
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1475	"*",
		1476	fheight,
		1477	fheight + 1, fheight - 1,
		1478	fheight - 2, fheight + 2);
		1479
		1480	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1481	&missing_charset_list, &missing_charset_count, &def_string);
		1482
		1483	if (missing_charset_list)
		1484	XFreeStringList (missing_charset_list);
		1485
		1486	if (!fs)
		1487	{
		1488	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1489	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1490	}
		1491	}
		1492
1116	if (h->input_style & XIMPreeditPosition) {	1493	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1494	{
1118	rxvt_setPosition(aR_ &spot);	1495	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1496	im_set_position (spot);
		1497	im_set_color (fg, bg);
1120		1498
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1499	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1500	XNForeground, fg,
1123	XNForeground, fg,	1501	XNBackground, bg,
1124	XNBackground, bg,	1502	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1503	XNSpotLocation, &spot,
1126	NULL);	1504	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1505	NULL);
1148	}	1506	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,
1150	XNClientWindow, R->TermWin.parent[0],
1151	XNFocusWindow, R->TermWin.parent[0],
1152	XNDestroyCallback, &ximcallback,
1153	preedit_attr ? XNPreeditAttributes : NULL,
1154	preedit_attr,
1155	status_attr ? XNStatusAttributes : NULL,
1156	status_attr, NULL);
1157	if (preedit_attr)
1158	XFree(preedit_attr);
1159	if (status_attr)
1160	XFree(status_attr);
1161	if (h->Input_Context == NULL) {
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}
1166	if (h->input_style & XIMPreeditArea)	1507	else if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1508	{
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1509	im_set_color (fg, bg);
		1510
		1511	/*
		1512	* The necessary width of preedit area is unknown
		1513	* until create input context.
		1514	*/
		1515	needed_rect.width = 0;
		1516	im_set_preedit_area (rect, status_rect, needed_rect);
		1517
		1518	preedit_attr = XVaCreateNestedList (0,
		1519	XNForeground, fg,
		1520	XNBackground, bg,
		1521	XNArea, &rect,
		1522	XNFontSet, fs,
		1523	NULL);
		1524	status_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &status_rect,
		1528	XNFontSet, fs,
		1529	NULL);
		1530	}
		1531	#if ENABLE_XIM_ONTHESPOT
		1532	else if (input_style & XIMPreeditCallbacks)
		1533	{
		1534	XIMCallback xcb[4];
		1535
		1536	im_set_position (spot);
		1537
		1538	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1539	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1540	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1541	# if 0
		1542	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1543	# endif
		1544
		1545	preedit_attr = XVaCreateNestedList (0,
		1546	XNSpotLocation, &spot,
		1547	XNPreeditStartCallback, &xcb[0],
		1548	XNPreeditDoneCallback , &xcb[1],
		1549	XNPreeditDrawCallback , &xcb[2],
		1550	# if 0
		1551	XNPreeditCaretCallback, &xcb[3],
		1552	# endif
		1553	NULL);
		1554	}
		1555	#endif
		1556
		1557	Input_Context = XCreateIC (xim,
		1558	XNInputStyle, input_style,
		1559	XNClientWindow, vt,
		1560	XNFocusWindow, parent,
		1561	preedit_attr ? XNPreeditAttributes : NULL,
		1562	preedit_attr,
		1563	status_attr ? XNStatusAttributes : NULL,
		1564	status_attr, NULL);
		1565
		1566	if (preedit_attr) XFree (preedit_attr);
		1567	if (status_attr) XFree (status_attr);
		1568	if (fs) XFreeFontSet (dpy, fs);
		1569
		1570	if (Input_Context == NULL)
		1571	{
		1572	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1573	im_destroy ();
		1574	return false;
		1575	}
		1576
		1577	#if 0
		1578	// unfortunately, only the focus window is used by XIM, hard to fix
		1579	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1580	vt_select_input ();
		1581	#endif
		1582
		1583	im_set_position ();
		1584
1169	return True;	1585	return true;
1170	}	1586	}
1171		1587
1172	/* EXTPROTO */
1173	void	1588	void
1174	rxvt_IMSetStatusPosition(pR)	1589	rxvt_term::im_cb ()
1175	{	1590	{
		1591	int i;
		1592	const char *p;
		1593	char **s;
		1594	char buf[IMBUFSIZ];
		1595
		1596	make_current ();
		1597
		1598	im_destroy ();
		1599
		1600	if (Input_Context)
		1601	return;
		1602
		1603	if (rs[Rs_imLocale])
		1604	SET_LOCALE (rs[Rs_imLocale]);
		1605
		1606	p = rs[Rs_inputMethod];
		1607	if (p && *p)
		1608	{
		1609	bool found = false;
		1610
		1611	s = rxvt_strsplit (',', p);
		1612
		1613	for (i = 0; s[i]; i++)
		1614	{
		1615	if (*s[i])
		1616	{
		1617	strcpy (buf, "@im=");
		1618	strncat (buf, s[i], IMBUFSIZ - 5);
		1619	if (im_get_ic (buf))
		1620	{
		1621	found = true;
		1622	break;
		1623	}
		1624	}
		1625	}
		1626
		1627	rxvt_free_strsplit (s);
		1628
		1629	if (found)
		1630	goto done;
		1631	}
		1632
		1633	/* try with XMODIFIERS env. var. */
		1634	if (im_get_ic (""))
		1635	goto done;
		1636
		1637	/* try with no modifiers base IF the user didn't specify an IM */
		1638	if (im_get_ic ("@im=none"))
		1639	goto done;
		1640
		1641	done:
		1642	if (rs[Rs_imLocale])
		1643	SET_LOCALE (locale);
		1644	}
		1645
		1646	void
		1647	rxvt_term::im_set_position ()
		1648	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1649	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1650	XVaNestedList preedit_attr, status_attr;
1178		1651
1179	if (R->h->Input_Context == NULL	1652	if (!Input_Context
1180	|| !R->TermWin.focus	1653	|| !focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1654	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182	|| !rxvt_IMisRunning(aR))	1655	|| !im_is_running ())
1183	return;	1656	return;
1184		1657
		1658	if (input_style & XIMPreeditPosition)
		1659	{
		1660	im_set_size (preedit_rect);
		1661	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1662
		1663	XSetICValues (Input_Context,
		1664	XNPreeditAttributes, preedit_attr, NULL);
		1665	}
		1666	else
		1667	{
1185	/* Getting the necessary width of preedit area */	1668	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1669	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1670	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1671	XFree (status_attr);
1189		1672
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1673	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1674	XFree (needed_rect);
1191		1675
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1676	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1677	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1678
1195	XSetICValues(R->h->Input_Context,	1679	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1680	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1681	XNStatusAttributes, status_attr,
		1682	NULL);
1198		1683
		1684	XFree (status_attr);
		1685	}
		1686
1199	XFree(preedit_attr);	1687	XFree (preedit_attr);
1200	XFree(status_attr);
1201	}	1688	}
1202	#endif /* USE_XIM */	1689	#endif /* USE_XIM */
1203		1690
1204	/*----------------------------------------------------------------------*/	1691	void
1205	rxvt_t *rxvt_current_term;	1692	rxvt_term::get_window_origin (int &x, int &y)
		1693	{
		1694	Window cr;
		1695	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1696	}
1206		1697
1207	/*----------------------- end-of-file (C source) -----------------------*/	1698	/*----------------------- end-of-file (C source) -----------------------*/

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