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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.11 by pcg, Mon Dec 8 23:14:40 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 1.11 2003/12/08 23:14:40 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	* 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
…		…
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
		48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
		54
		55	struct termios rxvt_term::def_tio;
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
		62
		63	bool
		64	rxvt_set_locale (const char *locale) noexcept
		65	{
		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
47	void *	79	void
48	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) noexcept
49	{	81	{
50	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
51		85
52	MEMSET (p, 0, s);	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)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see whether this combination already exists otherwise
		109	for (cc = v.begin (); cc < v.end (); cc++)
		110	if (cc->c1 == c1 && cc->c2 == c2)
		111	return COMPOSE_LO + (cc - v.begin ());
		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
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
64	#ifdef CURSOR_BLINK	156	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	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),
66	#endif	177	#endif
67	#ifdef POINTER_BLANK	178	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	179	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	180	#endif
70	x_ev (this, &rxvt_term::x_cb),	181	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	182	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	183	#endif
73	{	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
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	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;
75	}	210	}
76		211
77	rxvt_term::~rxvt_term ()	212	rxvt_term::~rxvt_term ()
78	{	213	{
79	rxvt_scr_release (this);	214	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		215
81	#ifndef NO_SETOWNER_TTYDEV	216	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	217
		218	#if ENABLE_STYLES
		219	for (int i = RS_styleCount; --i; )
		220	if (fontset[i] != fontset[0])
		221	delete fontset[i];
83	#endif	222	#endif
84	#ifdef UTMP_SUPPORT	223	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	224
		225	#if HAVE_IMG
		226	delete bg_img;
86	#endif	227	#endif
		228
		229	if (display)
		230	{
		231	selection_clear ();
		232	selection_clear (true);
		233
87	#ifdef USE_XIM	234	#if USE_XIM
88	if (Input_Context != NULL)	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);
89	{	262	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		263
95	if (cmd_fd >= 0)	264	scr_release ();
96	close (cmd_fd);
97		265
98	if (Xfd >= 0)	266	/* clear all resources */
99	XCloseDisplay (Xdisplay);	267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
100		269
101	delete PixColors;	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 ();
102	}	305	}
103		306
104	void	307	void
105	rxvt_term::destroy ()	308	rxvt_term::destroy ()
106	{	309	{
		310	if (destroy_ev.is_active ())
		311	return;
		312
		313	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		314
		315	#if ENABLE_OVERLAY
		316	scr_overlay_off ();
		317	#endif
		318
		319	if (display)
		320	{
		321	#if USE_XIM
		322	im_ev.stop (display);
		323	#endif
		324	scrollbar_ev.stop (display);
		325	#if ENABLE_PERL
		326	rootwin_ev.stop (display);
		327	#endif
		328	termwin_ev.stop (display);
		329	vt_ev.stop (display);
		330	}
		331
107	check_ev.stop ();	332	flush_ev.stop ();
108	pty_ev.stop ();	333	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
		335	cursor_blink_ev.stop ();
		336	#endif
		337	#ifdef TEXT_BLINK
111	blink_ev.stop ();	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 ();
112	#endif	345	#endif
113	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	347	pointer_ev.stop ();
115	#endif	348	#endif
116		349
117	destroy_ev.start (0);	350	destroy_ev.start ();
118	}	351	}
119		352
120	void	353	void
121	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	355	{
123	SET_R (this);	356	make_current ();
124		357
125	delete this;	358	delete this;
126	}	359	}
127		360
128	/*----------------------------------------------------------------------*/	361	void
129	/* rxvt_init() */	362	rxvt_term::set_option (uint8_t opt, bool set) noexcept
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{	363	{
134	SET_R (new rxvt_term);	364	if (!opt)
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;	365	return;
144	}
145		366
146	/* EXTPROTO */	367	uint8_t mask = 1 << (opt & 7);
147	void	368	uint8_t &val = options [opt >> 3];
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157		369
158	struct sigaction sa;	370	val = val & ~mask | (set ? mask : 0);
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}	371	}
307		372
308	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
309	/*	374	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can
312	*/	376	*/
313	/* EXTPROTO */	377	static XErrorHandler old_xerror_handler;
314	void
315	rxvt_clean_exit ()
316	{
317	dR;
318		378
319	R->destroy ();	379	static void
320	}	380	rxvt_emergency_cleanup ()
321
322	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */
326	void *
327	rxvt_malloc(size_t size)
328	{	381	{
329	void *p;	382	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		383	(*t)->emergency_cleanup ();
		384	}
330		385
331	p = malloc(size);	386	#if !ENABLE_MINIMAL
332	if (p)	387	static void ecb_cold
333	return p;	388	print_x_error (Display *dpy, XErrorEvent *event)
		389	{
		390	char buffer[BUFSIZ];
		391	char mesg[BUFSIZ];
		392	char number[32];
334		393
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	394	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
336	rxvt_clean_exit();	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)
		407	{
		408	#if 0
		409	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		410	int nexts;
		411	char **exts = XListExtensions (dpy, &nexts);
		412
		413	while (nexts)
		414	{
		415	char *extname = exts [nexts - 1];
		416	int major, first_event, first_error;
		417
		418	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		419	{
		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);
		422
		423	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		424	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		425	rxvt_warn ("+ (which is %s)\n", buffer);
		426
		427	break;
		428	}
		429
		430	printf ("nextss %d %s\n", nexts, extname);//D
		431	--nexts;
		432	++exts;
		433	}
		434	#else
		435	int nexts = 0;
		436	char **exts = 0;
		437	#endif
		438
		439	if (!nexts)
		440	{
		441	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		442
		443	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		444	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		445
		446	#if 0
		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);
		477	else
		478	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		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
		501	return 0;
		502	}
		503
		504	int ecb_cold
		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 ();
337	exit(EXIT_FAILURE);	510	_exit (EXIT_FAILURE);
338	/* NOTREACHED */
339	}	511	}
340		512
341	/* EXTPROTO */	513	static struct sig_handlers
342	void *
343	rxvt_calloc(size_t number, size_t size)
344	{	514	{
345	void *p;	515	ev::sig sw_term, sw_int;
346		516
347	p = calloc(number, size);	517	/*
348	if (p)	518	* Catch a fatal signal and tidy up before quitting
349	return p;	519	*/
		520	void sig_term (ev::sig &w, int revents);
350		521
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	522	sig_handlers ()
352	rxvt_clean_exit();	523	{
353	exit(EXIT_FAILURE);	524	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
354	/* NOTREACHED */	525	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
355	}	526	}
		527	} sig_handlers;
356		528
357	/* EXTPROTO */
358	void *
359	rxvt_realloc(void *ptr, size_t size)
360	{
361	void *p;
362
363	if (ptr)
364	p = realloc(ptr, size);
365	else
366	p = malloc(size);
367	if (p)
368	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}
375
376	/* ------------------------------------------------------------------------- *
377	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void	529	void
382	rxvt_privileges(pR_ int mode)	530	sig_handlers::sig_term (ev::sig &w, int revents)
383	{	531	{
384	#if ! defined(__CYGWIN32__)	532	rxvt_emergency_cleanup ();
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	533	w.stop ();
386	/* setreuid() is the poor man's setuid(), seteuid() */	534	kill (getpid (), w.signum);
387	# define seteuid(a) setreuid(-1, (a))	535	}
388	# define setegid(a) setregid(-1, (a))	536
389	# define HAVE_SETEUID	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;
390	# endif	559	# endif
391	# ifdef HAVE_SETEUID	560	# ifdef VREPRINT
392	switch (mode) {	561	tio->c_cc[VREPRINT] = CRPRNT;
393	case IGNORE:
394	/*
395	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required
397	*/
398	seteuid(getuid());
399	setegid(getgid());
400	break;
401	case SAVE:
402	R->euid = geteuid();
403	R->egid = getegid();
404	break;
405	case RESTORE:
406	seteuid(R->euid);
407	setegid(R->egid);
408	break;
409	}
410	# else
411	switch (mode) {
412	case IGNORE:
413	setuid(getuid());
414	setgid(getgid());
415	/* FALLTHROUGH */
416	case SAVE:
417	/* FALLTHROUGH */
418	case RESTORE:
419	break;
420	}
421	# endif	562	# endif
422	#endif	563	# ifdef VDISCRD
423	}	564	tio->c_cc[VDISCRD] = CFLUSH;
424
425	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void
428	rxvt_privileged_utmp(pR_ char action)
429	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431	action, R->next_utmp_action, getpid()));
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;
436
437	rxvt_privileges(aR_ RESTORE);
438	if (action == SAVE) {
439	R->next_utmp_action = RESTORE;
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441	} else { /* action == RESTORE */
442	R->next_utmp_action = IGNORE;
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif	565	# endif
471	{	566	# ifdef VWERSE
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	567	tio->c_cc[VWERSE] = CWERASE;
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif	568	# endif
477	}	569	# ifdef VLNEXT
478	} else { /* action == RESTORE */	570	tio->c_cc[VLNEXT] = CLNEXT;
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif	571	# endif
488	}	572	# ifdef VSTATUS
489		573	tio->c_cc[VSTATUS] = CSTATUS;
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif	574	# endif
500	}	575
		576	# if VMIN != VEOF
		577	tio->c_cc[VMIN] = 1;
501	#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	}
502		639
503	/*----------------------------------------------------------------------*/	640	/*----------------------------------------------------------------------*/
504	/*	641	/*
505	* window size/position calculcations for XSizeHint and other storage.	642	* window size/position calculations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	643	* if width/height are non-zero then override calculated width/height
507	*/	644	*/
508	/* EXTPROTO */
509	void	645	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	646	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	647	{
512	short recalc_x, recalc_y;	648	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	649	int x, y, flags;
514	unsigned int w, h;	650	unsigned int w, h;
515	unsigned int max_width, max_height;	651	unsigned int max_width, max_height;
516		652
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519	R->szHint.height));
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	653	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	654	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	655	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		656
524	recalc_x = recalc_y = 0;	657	recalc_x = recalc_y = 0;
525	flags = 0;	658	flags = 0;
		659
526	if (!R->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
527	R->parsed_geometry = 1;	662	parsed_geometry = 1;
		663
528	if (R->rs[Rs_geometry])	664	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	665	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		666
530	if (flags & WidthValue) {	667	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	668	{
		669	if (!w)
		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 ());
532	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
533	}	674	}
		675
534	if (flags & HeightValue) {	676	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	677	{
		678	if (!h)
		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 ());
536	R->szHint.flags |= USSize;	682	szHint.flags |= USSize;
537	}	683	}
		684
538	if (flags & XValue) {	685	if (flags & XValue)
		686	{
539	R->szHint.x = x;	687	szHint.x = x;
540	R->szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
		689
541	if (flags & XNegative) {	690	if (flags & XNegative)
		691	{
542	recalc_x = 1;	692	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	693	szHint.win_gravity = NorthEastGravity;
544	}	694	}
545	}	695	}
		696
546	if (flags & YValue) {	697	if (flags & YValue)
		698	{
547	R->szHint.y = y;	699	szHint.y = y;
548	R->szHint.flags |= USPosition;	700	szHint.flags |= USPosition;
		701
549	if (flags & YNegative) {	702	if (flags & YNegative)
		703	{
550	recalc_y = 1;	704	recalc_y = 1;
		705
551	if (R->szHint.win_gravity == NorthEastGravity)	706	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	707	szHint.win_gravity = SouthEastGravity;
553	else	708	else
554	R->szHint.win_gravity = SouthWestGravity;	709	szHint.win_gravity = SouthWestGravity;
555	}	710	}
556	}	711	}
557	}	712	}
		713
558	/* TODO: BOUNDS */	714	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	715	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	716	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	717	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	718	max_height = MAX_ROWS * fheight;
563		719
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	720	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		721
566	sb_w = mb_h = 0;
567	R->window_vt_x = R->window_vt_y = 0;	722	window_vt_x = window_vt_y = int_bwidth;
568	if (scrollbar_visible(R)) {	723
		724	if (scrollBar.state)
		725	{
569	sb_w = scrollbar_TotalWidth();	726	int sb_w = scrollBar.total_width ();
570	R->szHint.base_width += sb_w;	727	szHint.base_width += sb_w;
		728
571	if (!(R->Options & Opt_scrollBar_right))	729	if (!option (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	730	window_vt_x += sb_w;
573	}	731	}
574	if (menubar_visible(R)) {	732
575	mb_h = menuBar_TotalHeight();
576	R->szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;
578	}
579	R->szHint.width_inc = R->TermWin.fwidth;	733	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	734	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	735	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	736	szHint.min_height = szHint.base_height + szHint.height_inc;
583		737
584	if (width && width - R->szHint.base_width < max_width) {	738	if (newwidth && newwidth - szHint.base_width < max_width)
		739	{
585	R->szHint.width = width;	740	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	741	width = newwidth - szHint.base_width;
587	} else {	742	}
588	MIN_IT(R->TermWin.width, max_width);	743	else
		744	{
		745	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	746	szHint.width = szHint.base_width + width;
590	}	747	}
		748
591	if (height && height - R->szHint.base_height < max_height) {	749	if (newheight && newheight - szHint.base_height < max_height)
		750	{
592	R->szHint.height = height;	751	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	752	height = newheight - szHint.base_height;
594	} else {	753	}
595	MIN_IT(R->TermWin.height, max_height);	754	else
		755	{
		756	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	757	szHint.height = szHint.base_height + height;
597	}	758	}
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;
600		759
601	if (recalc_x)	760	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	761	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	762
604	if (recalc_y)	763	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	764	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		765
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	766	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	767	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	768
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	769	// When the size of the vt window is not a multiple of the cell
612	R->szHint.height));	770	// size, i.e., when the wm does not honour our size hints, there are
613	return;	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;
614	}	777	}
615		778
616	/*----------------------------------------------------------------------*/	779	/*----------------------------------------------------------------------*/
617	/*	780	/*
618	* Tell the teletype handler what size the window is.	781	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	782	* Called after a window size change.
620	*/	783	*/
621	void	784	void
622	rxvt_term::tt_winch ()	785	rxvt_term::tt_winch ()
623	{	786	{
624	struct winsize ws;	787	if (pty->pty < 0)
625
626	if (cmd_fd < 0)
627	return;	788	return;
628		789
		790	struct winsize ws;
		791
629	ws.ws_col = TermWin.ncol;	792	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	793	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	794	ws.ws_xpixel = vt_width;
632	#ifndef DEBUG_SIZE	795	ws.ws_ypixel = vt_height;
633	(void)ioctl (cmd_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	}
634	#else	867	#else
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	868	fontset[style] = fontset[0];
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);
640	# endif	869	#endif
641	#endif	870	}
642	}
643		871
644	/*----------------------------------------------------------------------*/	872	if (parent)
645	/* rxvt_change_font() - Switch to a new font */	873	{
646	/*	874	resize_all_windows (0, 0, 0);
647	* init = 1 - initialize	875	scr_remap_chars ();
648	*	876	scr_touch (true);
649	* fontname == FONT_UP - switch to bigger font	877	}
650	* fontname == FONT_DN - switch to smaller font
651	*/
652	/* EXTPROTO */
653	void
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{
656	}
657		878
658	/* INTPROTO */	879	return true;
		880	}
		881
659	void	882	void
660	rxvt_font_up_down(pR_ int n, int direction)	883	rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	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);
662	}	914	}
663		915
664	/*----------------------------------------------------------------------*/	916	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	917	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	918	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	919	void
669	rxvt_set_title(pR_ const char *str)	920	rxvt_term::set_title (const char *str)
670	{	921	{
671	#ifndef SMART_WINDOW_TITLE	922	set_mbstring_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	923	#if ENABLE_EWMH
673	#else	924	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	925	#endif
683	}	926	}
684		927
685	/* EXTPROTO */
686	void	928	void
687	rxvt_set_iconName(pR_ const char *str)	929	rxvt_term::set_icon_name (const char *str)
688	{	930	{
689	#ifndef SMART_WINDOW_TITLE	931	set_mbstring_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	932	#if ENABLE_EWMH
691	#else	933	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	934	#endif
701	}	935	}
702		936
		937	void
		938	rxvt_term::set_window_color (int idx, const char *color)
		939	{
703	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void
706	rxvt_set_window_color(pR_ int idx, const char *color)
707	{
708	rxvt_color xcol;
709	int i;
710
711	if (color == NULL || *color == '\0')	941	if (color == NULL || *color == '\0')
712	return;	942	return;
713		943
		944	color = strdup (color);
		945	allocated.push_back ((void *)color);
		946	rs[Rs_color + idx] = color;
		947
714	/* handle color aliases */	948	/* handle color aliases */
715	if (isdigit(*color)) {	949	if (isdigit (*color))
		950	{
716	i = atoi(color);	951	int i = atoi (color);
717	if (i >= 8 && i <= 15) { /* bright colors */	952
718	i -= 8;	953	if (i >= 8 && i <= 15)
719	# ifndef NO_BRIGHTCOLOR	954	{
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	955	/* bright colors */
721	SET_PIXCOLOR(R, idx);	956	alias_color (idx, minBrightCOLOR + i - 8);
722	goto Done;	957	goto done;
723	# endif
724	}	958	}
725	if (i >= 0 && i <= 7) { /* normal colors */	959
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	960	if (i >= 0 && i <= 7)
727	SET_PIXCOLOR(R, idx);	961	{
		962	/* normal colors */
		963	alias_color (idx, minCOLOR + i);
728	goto Done;	964	goto done;
729	}	965	}
730	}	966	}
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		967
735	/*	968	pix_colors_focused[idx].free (this);
736	* FIXME: should free colors here, but no idea how to do it so instead,	969	set_color (pix_colors_focused[idx], color);
737	* so just keep gobbling up the colormap
738	*/
739	# if 0
740	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])
742	break;
743	if (i > Color_White) {
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));
747	}
748	# endif
749		970
750	R->PixColors[idx] = xcol;	971	done:
751	SET_PIXCOLOR(R, idx);
752
753	/* XSetWindowAttributes attr; */
754	/* Cursor cursor; */
755	Done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759
760	/* handle Color_BD, scrollbar background, etc. */	972	/*TODO: handle Color_BD, scrollbar background, etc. */
761		973
762	rxvt_set_colorfgbg(aR);	974	update_fade_color (idx);
763	rxvt_recolour_cursor(aR);	975	recolor_cursor ();
764	/* the only reasonable way to enforce a clean update */	976	scr_recolor ();
765	rxvt_scr_poweron(aR);	977	#endif /* XTERM_COLOR_CHANGE */
766	}	978	}
767		979
768	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */
771
772	/* EXTPROTO */
773	void	980	void
774	rxvt_recolour_cursor(pR)	981	rxvt_term::recolor_cursor ()
775	{	982	{
776	rxvt_color xcol[2];	983	XColor fg, bg;
777		984
778	#if TODO	985	(ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	986	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	987	: pix_colors_focused[Color_fg]).get (fg);
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	988
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	989	(ISSET_PIXCOLOR (Color_pointer_bg)
783	#endif	990	? pix_colors_focused[Color_pointer_bg]
		991	: pix_colors_focused[Color_bg]).get (bg);
		992
		993	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784	}	994	}
785		995
786	/*----------------------------------------------------------------------*/	996	/*----------------------------------------------------------------------*/
787	/*	997	/*
788	* 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
789	*/	999	*/
790	/* INTPROTO */	1000	char *
791	void
792	rxvt_set_colorfgbg(pR)	1001	rxvt_term::get_colorfgbg ()
793	{	1002	{
794	unsigned int i;	1003	unsigned int i;
795	const char *xpmb = "\0";	1004	const char *xpmb = "";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1005	char fstr[] = "default";
		1006	char bstr[] = "default";
		1007	char *env_colorfgbg;
797		1008
798	R->env_colorfgbg =
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
800	STRCPY(fstr, "default");
801	STRCPY(bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	1009	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1010	if (pix_colors[Color_fg] == pix_colors[i])
		1011	{
804	sprintf(fstr, "%d", (i - Color_Black));	1012	sprintf (fstr, "%d", i - Color_Black);
805	break;	1013	break;
806	}	1014	}
		1015
807	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1017	if (pix_colors[Color_bg] == pix_colors[i])
		1018	{
809	sprintf(bstr, "%d", (i - Color_Black));	1019	sprintf (bstr, "%d", i - Color_Black);
810	#ifdef XPM_BACKGROUND	1020	#if HAVE_IMG
811	xpmb = "default;";	1021	xpmb = "default;";
812	#endif	1022	#endif
813	break;	1023	break;
814	}	1024	}
		1025
		1026	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1027	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);	1028	return env_colorfgbg;
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	1029	}
828		1030
829	/*----------------------------------------------------------------------*/	1031	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		1032
835	/* EXTPROTO */	1033	bool
836	int	1034	rxvt_term::set_color (rxvt_color &color, const char *name)
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838	{	1035	{
839	screen_in_out->set(aR_ colour);	1036	if (color.set (this, name))
840
841	if (!screen_in_out->set(aR_ colour)) {
842	rxvt_print_error("can't allocate colour: %s", colour);
843	return false;
844	}
845
846	return true;	1037	return true;
		1038
		1039	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1040	return false;
847	}	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
848		1068
849	/* -------------------------------------------------------------------- *	1069	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1070	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1071	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1072	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1073	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1074	{
857	int fix_screen;	1075	int fix_screen;
		1076	int old_width = szHint.width;
		1077	int old_height = szHint.height;
858		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	{
859	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1094	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1096	* reposition window on resize depending on placement on screen
870	*/	1097	*/
871	int x, y, x1, y1;	1098	int x, y, x1, y1;
872	int dx, dy;	1099	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1101	Window unused_cr;
875		1102
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1103	XTranslateCoordinates (dpy, parent, display->root,
877	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1107	/*
881	* 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
882	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
883	*/	1110	*/
884	if (x1 != x || y1 != y) {	1111	if (x1 != x || y1 != y)
885	x -= x1;	1112	{
886	y -= y1;	1113	unsigned int border_width = get_parent_bw (dpy, parent);
		1114
		1115	x -= x1 + border_width;
		1116	y -= y1 + border_width;
887	}	1117	}
888		1118
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1121	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1122	dy = old_height - szHint.height;
893		1123
894	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
896	dx = 0;	1126	dx = 0;
897	else if (x == x1) /* exact center */	1127	else if (x == x1) /* exact center */
898	dx /= 2;	1128	dx /= 2;
899	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
900	dy = 0;	1130	dy = 0;
901	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
902	dy /= 2;	1132	dy /= 2;
903		1133
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1135	szHint.width, szHint.height);
906	#else	1136	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1137	XResizeWindow (dpy, parent, szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1138	#endif
910	}	1139	}
911		1140
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1141	if (set_hint)
913	|| R->TermWin.nrow != R->prev_nrow);	1142	XSetWMNormalHints (dpy, parent, &szHint);
		1143
		1144	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1145
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1146	if (fix_screen || newwidth != old_width || newheight != old_height)
915	if (scrollbar_visible(R)) {
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
917	0, scrollbar_TotalWidth(), R->szHint.height);
918	rxvt_Resize_scrollBar(aR);
919	}
920	if (menubar_visible(R))
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924	R->window_vt_y, TermWin_TotalWidth(),
925	TermWin_TotalHeight());
926	#ifdef RXVT_GRAPHICS
927	if (R->old_height)
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
929	R->old_height - R->szHint.base_height);
930	#endif
931	rxvt_scr_clear(aR);
932	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);
934	#endif
935	}	1147	{
		1148	if (scrollBar.state)
		1149	scrollBar.resize ();
936		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
937	if (fix_screen || R->old_height == 0) {	1158	if (fix_screen || old_height == 0)
938	int curr_screen = -1;	1159	scr_reset ();
939	uint16_t old_ncol = R->prev_ncol;
940		1160
941	/* scr_reset only works on the primary screen */
942	if (R->old_height) /* this is not the first time through */
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
944	rxvt_scr_reset(aR);
945	if (curr_screen >= 0) { /* this is not the first time through */
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}
949	}
950
951	R->old_width = R->szHint.width;
952	R->old_height = R->szHint.height;
953
954	#ifdef USE_XIM	1161	#if USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1162	im_set_position ();
956	#endif	1163	#endif
957	}	1164	}
958		1165
959	/*	1166	/*
960	* 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.
961	* good for toggling 80/132 columns	1168	* good for toggling 80/132 columns
962	*/	1169	*/
963	/* EXTPROTO */
964	void	1170	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1171	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1172	{
967	XWindowAttributes wattr;	1173	XWindowAttributes wattr;
968		1174
969	if (width == 0 || height == 0) {	1175	if (newwidth == 0 || newheight == 0)
		1176	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1177	XGetWindowAttributes (dpy, display->root, &wattr);
		1178
971	if (width == 0)	1179	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1180	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1181	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1182	newheight = wattr.height - szHint.base_height;
		1183	}
		1184
		1185	if (newwidth != vt_width || newheight != vt_height)
975	}	1186	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1187	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1188	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1189	resize_all_windows (newwidth, newheight, 0);
980	}	1190	}
981	}	1191	}
982		1192
983	/* -------------------------------------------------------------------- *	1193	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1194	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1195	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1196	#if USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1197
997	/* INTPROTO */
998	void	1198	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1199	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1200	{
1001	*fg = R->PixColors[Color_fg];	1201	fg = pix_colors [Color_fg];
1002	*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;
1003	}	1229	}
1004		1230
1005	/* Checking whether input method is running. */	1231	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1232	bool
1008	rxvt_IMisRunning(pR)	1233	rxvt_term::im_is_running ()
1009	{	1234	{
1010	char *p;	1235	Atom atom;
1011	Atom atom;	1236	Window win;
1012	Window win;
1013	char server[IMBUFSIZ];	1237	char server[IMBUFSIZ];
1014		1238
1015	/* get current locale modifier */	1239	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1240	if (char *p = XSetLocaleModifiers (0))
		1241	{
1017	STRCPY(server, "@server=");	1242	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1243	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1244
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1245	if (p = strchr (server + 1, '@')) /* first one only */
1020	*p = '\0';	1246	*p = '\0';
1021		1247
1022	atom = XInternAtom(R->Xdisplay, server, False);	1248	atom = XInternAtom (dpy, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1249	win = XGetSelectionOwner (dpy, atom);
		1250
1024	if (win != None)	1251	if (win != None)
1025	return True;	1252	return true;
1026	}	1253	}
		1254
1027	return False;	1255	return false;
1028	}	1256	}
1029		1257
1030	/* EXTPROTO */
1031	void	1258	void
1032	rxvt_IMSendSpot(pR)	1259	rxvt_term::im_send_spot ()
1033	{	1260	{
1034	XPoint spot;	1261	XPoint nspot;
1035	XVaNestedList preedit_attr;	1262	XVaNestedList preedit_attr;
1036		1263
1037	if (R->Input_Context == NULL	1264	if (!Input_Context
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1265	|| !focus
1039	|| !(R->event_type == KeyPress	1266	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1267	return;
1046		1268
1047	rxvt_setPosition(aR_ & spot);	1269	im_set_position (nspot);
1048		1270
		1271	if (nspot.x == spot.x && nspot.y == spot.y)
		1272	return;
		1273
		1274	spot = nspot;
		1275
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1276	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1277	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1278	XFree (preedit_attr);
1052	}	1279	}
1053		1280
1054	/* EXTPROTO */
1055	void	1281	void
1056	rxvt_setTermFontSet(pR_ int idx)	1282	rxvt_term::im_destroy ()
1057	{	1283	{
1058	char *string;	1284	if (input_method)
1059	long length;	1285	{
1060	int success = 0;	1286	if (Input_Context && input_method->xim)
		1287	XDestroyIC (Input_Context);
1061		1288
1062	if (idx < 0 || idx >= MAX_NFONTS)	1289	display->put_xim (input_method);
1063	return;	1290	input_method = 0;
1064	}	1291	}
1065		1292
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1293	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1294	}
		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)
		1321	{
		1322	wchar_t *str;
		1323
		1324	if (!text->encoding_is_wchar && text->string.multi_byte)
		1325	{
		1326	// of course, X makes it ugly again
		1327	if (term->rs[Rs_imLocale])
		1328	SET_LOCALE (term->rs[Rs_imLocale]);
		1329
		1330	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1331	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1332
		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));
		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
1108		1369
1109	/*	1370	/*
1110	* X manual pages and include files don't match on some systems:	1371	* Try to open a XIM with the current modifiers, then see if we can
1111	* some think this is an XIDProc and others an XIMProc so we can't	1372	* open a suitable preedit type
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/	1373	*/
1115	/* ARGSUSED */	1374	bool
1116	/* EXTPROTO */	1375	rxvt_term::im_get_ic (const char *modifiers)
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{	1376	{
1123	dR;	1377	int i, j, found;
1124	int i, found, had_im;	1378	XIM xim;
		1379	XPoint spot;
		1380	XRectangle rect, status_rect, needed_rect;
		1381	unsigned long fg, bg;
		1382	const char *p;
		1383	char **s;
		1384	XIMStyles *xim_styles;
		1385
		1386	set_environ (env);
		1387
		1388	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
		1389	return false;
		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
		1398	xim_styles = NULL;
		1399	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1400	|| !xim_styles || !xim_styles->count_styles)
		1401	{
		1402	im_destroy ();
		1403	return false;
		1404	}
		1405
		1406	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1407
		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
		1417	for (i = found = 0; !found && s[i]; i++)
		1418	{
		1419	if (!strcmp (s[i], "OverTheSpot"))
		1420	input_style = XIMPreeditPosition | XIMStatusNothing;
		1421	else if (!strcmp (s[i], "OffTheSpot"))
		1422	input_style = XIMPreeditArea | XIMStatusArea;
		1423	else if (!strcmp (s[i], "Root"))
		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;
		1433
		1434	for (j = 0; j < xim_styles->count_styles; j++)
		1435	if (input_style == xim_styles->supported_styles[j])
		1436	{
		1437	rxvt_free_strsplit (s);
		1438
		1439	found = 1;
		1440	goto foundpet;
		1441	}
		1442
		1443	}
		1444
		1445	rxvt_free_strsplit (s);
		1446	}
		1447
		1448	foundpet:
		1449
		1450	XFree (xim_styles);
		1451
		1452	if (!found)
		1453	{
		1454	im_destroy ();
		1455	return false;
		1456	}
		1457
		1458	XFontSet fs = 0;
		1459	XVaNestedList preedit_attr = 0, status_attr = 0;
		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
		1493	if (input_style & XIMPreeditPosition)
		1494	{
		1495	im_set_size (rect);
		1496	im_set_position (spot);
		1497	im_set_color (fg, bg);
		1498
		1499	preedit_attr = XVaCreateNestedList (0,
		1500	XNForeground, fg,
		1501	XNBackground, bg,
		1502	XNArea, &rect,
		1503	XNSpotLocation, &spot,
		1504	XNFontSet, fs,
		1505	NULL);
		1506	}
		1507	else if (input_style & XIMPreeditArea)
		1508	{
		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
		1585	return true;
		1586	}
		1587
		1588	void
		1589	rxvt_term::im_cb ()
		1590	{
		1591	int i;
1125	const char *p;	1592	const char *p;
1126	char **s;	1593	char **s;
1127	char buf[IMBUFSIZ];	1594	char buf[IMBUFSIZ];
1128		1595
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1596	make_current ();
		1597
		1598	im_destroy ();
		1599
1130	if (R->Input_Context)	1600	if (Input_Context)
1131	return;	1601	return;
1132		1602
		1603	if (rs[Rs_imLocale])
		1604	SET_LOCALE (rs[Rs_imLocale]);
		1605
1133	p = R->rs[Rs_inputMethod];	1606	p = rs[Rs_inputMethod];
1134	if (p && *p)	1607	if (p && *p)
1135	{	1608	{
1136	bool found = false;	1609	bool found = false;
1137		1610
1138	s = rxvt_splitcommastring (p);	1611	s = rxvt_strsplit (',', p);
		1612
1139	for (i = 0; s[i]; i++)	1613	for (i = 0; s[i]; i++)
1140	{	1614	{
1141	if (*s[i])	1615	if (*s[i])
1142	{	1616	{
1143	STRCPY (buf, "@im=");	1617	strcpy (buf, "@im=");
1144	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1618	strncat (buf, s[i], IMBUFSIZ - 5);
1145	if ((p = XSetLocaleModifiers (buf)) && *p	1619	if (im_get_ic (buf))
1146	&& rxvt_IM_get_IC (aR))
1147	{	1620	{
1148	found = true;	1621	found = true;
1149	break;	1622	break;
1150	}	1623	}
1151	}	1624	}
1152	}	1625	}
1153	for (i = 0; s[i]; i++)	1626
1154	free(s[i]);	1627	rxvt_free_strsplit (s);
1155	free(s);
1156		1628
1157	if (found)	1629	if (found)
1158	return;	1630	goto done;
1159	}	1631	}
1160		1632
1161	/* try with XMODIFIERS env. var. */	1633	/* try with XMODIFIERS env. var. */
1162	if ((p = XSetLocaleModifiers ("")) && *p	1634	if (im_get_ic (""))
1163	&& rxvt_IM_get_IC (aR))	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	{
		1649	XRectangle preedit_rect, status_rect, *needed_rect;
		1650	XVaNestedList preedit_attr, status_attr;
		1651
		1652	if (!Input_Context
		1653	|| !focus
		1654	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1655	|| !im_is_running ())
1164	return;	1656	return;
1165		1657
1166	/* try with no modifiers base IF the user didn't specify an IM */
1167	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1168	&& rxvt_IM_get_IC (aR) == True)
1169	return;
1170	}
1171
1172	/*
1173	* Try to open a XIM with the current modifiers, then see if we can
1174	* open a suitable preedit type
1175	*/
1176	/* INTPROTO */
1177	Bool
1178	rxvt_IM_get_IC(pR)
1179	{
1180	int i, j, found;
1181	XIM xim;
1182	XPoint spot;
1183	XRectangle rect, status_rect, needed_rect;
1184	unsigned long fg, bg;
1185	const char *p;
1186	char **s;
1187	XIMStyles *xim_styles;
1188	XVaNestedList preedit_attr, status_attr;
1189	XIMCallback ximcallback;
1190
1191	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1192	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1193	if (xim == NULL)
1194	return False;
1195
1196	xim_styles = NULL;
1197	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1198	|| !xim_styles || !xim_styles->count_styles) {
1199	XCloseIM(xim);
1200	return False;
1201	}
1202
1203	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1204	: "OverTheSpot,OffTheSpot,Root";
1205	s = rxvt_splitcommastring(p);
1206	for (i = found = 0; !found && s[i]; i++) {
1207	if (!STRCMP(s[i], "OverTheSpot"))
1208	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1209	else if (!STRCMP(s[i], "OffTheSpot"))
1210	R->input_style = (XIMPreeditArea | XIMStatusArea);
1211	else if (!STRCMP(s[i], "Root"))
1212	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1213
1214	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (R->input_style == xim_styles->supported_styles[j]) {
1216	found = 1;
1217	break;
1218	}
1219	}
1220	for (i = 0; s[i]; i++)
1221	free(s[i]);
1222	free(s);
1223	XFree(xim_styles);
1224
1225	if (!found) {
1226	XCloseIM(xim);
1227	return False;
1228	}
1229
1230	ximcallback.callback = rxvt_IMDestroyCallback;
1231
1232	/* XXX: not sure why we need this (as well as IC one below) */
1233	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1234
1235	preedit_attr = status_attr = NULL;
1236
1237	if (R->input_style & XIMPreeditPosition) {	1658	if (input_style & XIMPreeditPosition)
1238	rxvt_setSize(aR_ & rect);	1659	{
1239	rxvt_setPosition(aR_ & spot);	1660	im_set_size (preedit_rect);
1240	rxvt_setColor(aR_ & fg, &bg);
1241
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1661	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, R->TermWin.fontset,
1246	NULL);
1247	} else if (R->input_style & XIMPreeditArea) {
1248	rxvt_setColor(aR_ & fg, &bg);
1249		1662
1250	/*	1663	XSetICValues (Input_Context,
1251	* The necessary width of preedit area is unknown	1664	XNPreeditAttributes, preedit_attr, NULL);
1252	* until create input context.	1665	}
1253	*/	1666	else
1254	needed_rect.width = 0;
1255
1256	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1257
1258	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1263	XNForeground, fg, XNBackground, bg,
1264	//XNFontSet, R->TermWin.fontset,
1265	NULL);
1266	}	1667	{
1267	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1268	XNClientWindow, R->TermWin.parent[0],
1269	XNFocusWindow, R->TermWin.parent[0],
1270	XNDestroyCallback, &ximcallback,
1271	preedit_attr ? XNPreeditAttributes : NULL,
1272	preedit_attr,
1273	status_attr ? XNStatusAttributes : NULL,
1274	status_attr, NULL);
1275	if (preedit_attr)
1276	XFree(preedit_attr);
1277	if (status_attr)
1278	XFree(status_attr);
1279	if (R->Input_Context == NULL) {
1280	rxvt_print_error("failed to create input context");
1281	XCloseIM(xim);
1282	return False;
1283	}
1284	if (R->input_style & XIMPreeditArea)
1285	rxvt_IMSetStatusPosition(aR);
1286	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1287	return True;
1288	}
1289
1290	/* EXTPROTO */
1291	void
1292	rxvt_IMSetStatusPosition(pR)
1293	{
1294	XRectangle preedit_rect, status_rect, *needed_rect;
1295	XVaNestedList preedit_attr, status_attr;
1296
1297	if (R->Input_Context == NULL
1298	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1299	|| !rxvt_IMisRunning(aR))
1300	return;
1301
1302	/* Getting the necessary width of preedit area */	1668	/* Getting the necessary width of preedit area */
1303	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1669	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1304	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1670	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1305	XFree(status_attr);	1671	XFree (status_attr);
1306		1672
1307	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1673	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1674	XFree (needed_rect);
1308		1675
1309	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1676	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1310	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1677	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1311		1678
1312	XSetICValues(R->Input_Context,	1679	XSetICValues (Input_Context,
1313	XNPreeditAttributes, preedit_attr,	1680	XNPreeditAttributes, preedit_attr,
1314	XNStatusAttributes, status_attr, NULL);	1681	XNStatusAttributes, status_attr,
		1682	NULL);
1315		1683
		1684	XFree (status_attr);
		1685	}
		1686
1316	XFree(preedit_attr);	1687	XFree (preedit_attr);
1317	XFree(status_attr);
1318	}	1688	}
1319	#endif /* USE_XIM */	1689	#endif /* USE_XIM */
1320		1690
1321	/*----------------------------------------------------------------------*/	1691	void
1322	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	}
1323		1697
1324	/*----------------------- end-of-file (C source) -----------------------*/	1698	/*----------------------- end-of-file (C source) -----------------------*/

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