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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.394 by root, Sat Dec 13 10:07:30 2014 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 3 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
21	*	22	*
22	* This program is distributed in the hope that it will be useful,	23	* This program is distributed in the hope that it will be useful,
23	* but WITHOUT ANY WARRANTY; without even the implied warranty of	24	* but WITHOUT ANY WARRANTY; without even the implied warranty of
24	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <assert.h>
36	#include <signal.h>	42	#include <signal.h>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	43	#include <string.h>
40	#endif
41		44
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	45	#include <termios.h>
44	#endif
45		46
46	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
47		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
48	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
49		61
50	void	62	bool
51	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
52	{	64	{
53	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
54	{	66
55	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
57	}	75	return true;
58	}	76	}
59		77
60	void *	78	void
61	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
62	{	80	{
63	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
64		84
65	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
66	return p;	148	return len;
67	}
68		149
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	150	}
		151	#endif
74		152
75	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
76	:	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
77	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
78	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
79	#endif	160	#endif
80	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
81	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
82	#endif	179	#endif
83	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
84	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
85	#endif	182	#endif
86	check_ev (this, &rxvt_term::check_cb),	183	#ifndef NO_BELL
87	destroy_ev (this, &rxvt_term::destroy_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
88	pty_ev (this, &rxvt_term::pty_cb),	185	#endif
89	x_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
90	incr_ev (this, &rxvt_term::incr_cb)	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
91	{	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
93	}	212	}
94		213
95	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
96	{	215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244
		245	if (gc)
		246	XFreeGC (dpy, gc);
		247
		248	delete drawable;
		249
		250	// destroy all windows
		251	if (parent)
		252	XDestroyWindow (dpy, parent);
		253
		254	for (int i = 0; i < TOTAL_COLORS; i++)
		255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
		258	#if OFF_FOCUS_FADING
		259	pix_colors_unfocused [i].free (this);
		260	#endif
		261	}
		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
		266	displays.put (display);
		267	}
		268
97	scr_release ();	269	scr_release ();
98		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	free (selection.clip_text);
99	free (locale);	277	free (locale);
100	free (codeset);	278	free (v_buffer);
101		279
102	#ifndef NO_SETOWNER_TTYDEV	280	delete selection_req;
103	privileged_ttydev (RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	privileged_utmp (RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		281
116	if (cmd_fd >= 0)	282	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
117	close (cmd_fd);	283	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
118		284
119	if (Xfd >= 0)	285	delete env;
120	XCloseDisplay (Xdisplay);
121		286
122	delete PixColors;	287	delete envv;
		288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	#ifndef NO_RESOURCES
		294	XrmDestroyDatabase (option_db);
		295	#endif
		296
		297	SET_R ((rxvt_term *)0);
		298	}
		299
		300	// child has exited, usually destroys
		301	void
		302	rxvt_term::child_cb (ev::child &w, int status)
		303	{
		304	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		305
		306	cmd_pid = 0;
		307
		308	if (!option (Opt_hold))
		309	destroy ();
123	}	310	}
124		311
125	void	312	void
126	rxvt_term::destroy ()	313	rxvt_term::destroy ()
127	{	314	{
		315	if (destroy_ev.is_active ())
		316	return;
		317
		318	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		319
		320	#if ENABLE_OVERLAY
		321	scr_overlay_off ();
		322	#endif
		323
		324	if (display)
		325	{
		326	#if USE_XIM
		327	im_ev.stop (display);
		328	#endif
		329	scrollbar_ev.stop (display);
		330	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		331	rootwin_ev.stop (display);
		332	#endif
		333	termwin_ev.stop (display);
		334	vt_ev.stop (display);
		335	}
		336
128	check_ev.stop ();	337	flush_ev.stop ();
129	pty_ev.stop ();	338	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
133	#endif	341	#endif
134	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	343	text_blink_ev.stop ();
136	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
137	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	352	pointer_ev.stop ();
139	#endif	353	#endif
140		354
141	destroy_ev.start (0);	355	destroy_ev.start ();
142	}	356	}
143		357
144	void	358	void
145	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	360	{
147	SET_R (this);	361	make_current ();
148		362
149	delete this;	363	delete this;
150	}	364	}
151		365
152	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159
160	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161	{
162	delete GET_R;
163	SET_R (0);
164	}
165
166	return GET_R;
167	}
168
169	void	366	void
170	rxvt_init_signals ()	367	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
171	{	368	{
172	/* install exit handler for cleanup */	369	if (!opt)
173	#if 0
174	#ifdef HAVE_ATEXIT
175	atexit(rxvt_clean_exit);
176	#else
177	#endif
178	#endif
179
180	struct sigaction sa;
181
182	sigfillset (&sa.sa_mask);
183	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
192	/* signal (SIGURG, SIG_DFL); */
193
194	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196	}
197
198	bool
199	rxvt_term::init (int argc, const char *const *argv)
200	{
201	/*
202	* Save and then give up any super-user privileges
203	* If we need privileges in any area then we must specifically request it.
204	* We should only need to be root in these cases:
205	* 1. write utmp entries on some systems
206	* 2. chown tty on some systems
207	*/
208	privileges (SAVE);
209	privileges (IGNORE);
210
211	init_secondary ();
212
213	const char **cmd_argv = init_resources (argc, argv);
214
215	set_locale ("");
216
217	#if (MENUBAR_MAX)
218	menubar_read (rs[Rs_menu]);
219	#endif
220	#ifdef HAVE_SCROLLBARS
221	if (Options & Opt_scrollBar)
222	scrollBar.setIdle (); /* set existence for size calculations */
223	#endif
224
225	create_windows (argc, argv);
226
227	init_xlocale ();
228
229	scr_reset (); /* initialize screen */
230	#ifdef RXVT_GRAPHICS
231	Gr_reset (); /* reset graphics */
232	#endif
233
234	#if 0
235	#ifdef DEBUG_X
236	XSynchronize(Xdisplay, True);
237	#endif
238	#endif
239
240	#ifdef HAVE_SCROLLBARS
241	if (Options & Opt_scrollBar)
242	resize_scrollbar (); /* create and map scrollbar */
243	#endif
244	#if (MENUBAR_MAX)
245	if (menubar_visible(r))
246	XMapWindow (Xdisplay, menuBar.win);
247	#endif
248	#ifdef TRANSPARENT
249	if (Options & Opt_transparent)
250	{
251	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252	check_our_parents ();
253	}
254	#endif
255	XMapWindow (Xdisplay, TermWin.vt);
256	XMapWindow (Xdisplay, TermWin.parent[0]);
257
258	init_env ();
259	init_command (cmd_argv);
260
261	x_ev.start (Xfd, EVENT_READ);
262	pty_ev.start (cmd_fd, EVENT_READ);
263
264	check_ev.start ();
265
266	process_x_events ();
267
268	return true;
269	}
270
271	/* ------------------------------------------------------------------------- *
272	* SIGNAL HANDLING & EXIT HANDLER *
273	* ------------------------------------------------------------------------- */
274	/*
275	* Catch a SIGCHLD signal and exit if the direct child has died
276	*/
277	/* ARGSUSED */
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Child_signal(int sig __attribute__ ((unused)))
281	{
282	int pid, save_errno = errno;
283	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284	;
285	errno = save_errno;
286
287	#if 0
288	if (pid == cmd_pid)
289	exit (EXIT_SUCCESS);
290	#endif
291	}
292
293	/*
294	* Catch a fatal signal and tidy up before quitting
295	*/
296	/* EXTPROTO */
297	RETSIGTYPE
298	rxvt_Exit_signal(int sig)
299	{
300	signal(sig, SIG_DFL);
301	#ifdef DEBUG_CMD
302	rxvt_print_error("signal %d", sig);
303	#endif
304	rxvt_clean_exit();
305	kill(getpid(), sig);
306	}
307
308	/* ARGSUSED */
309	/* EXTPROTO */
310	int
311	rxvt_xerror_handler(const Display * display
312	__attribute__ ((unused)), const XErrorEvent * event)
313	{
314	if (GET_R->allowedxerror == -1)
315	GET_R->allowedxerror = event->error_code;
316	else
317	{
318	rxvt_print_error("XError: Request: %d . %d, Error: %d",
319	event->request_code, event->minor_code,
320	event->error_code);
321
322	GET_R->destroy ();
323	}
324
325	return 0;	370	return;
		371
		372	uint8_t mask = 1 << (opt & 7);
		373	uint8_t &val = options [opt >> 3];
		374
		375	val = val & ~mask | (set ? mask : 0);
326	}	376	}
327		377
328	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
329	/*	379	/*
330	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
331	* TODO: if debugging, this should free up any known resources if we can
332	*/	381	*/
333	/* EXTPROTO */	382	static XErrorHandler old_xerror_handler;
334	void
335	rxvt_clean_exit ()
336	{
337	GET_R->destroy ();
338	}
339		383
340	/* ------------------------------------------------------------------------- *	384	static void
341	* MEMORY ALLOCATION WRAPPERS *	385	rxvt_emergency_cleanup ()
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	386	{
347	void *p;	387	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
348		388	(*t)->emergency_cleanup ();
349	p = malloc(size);
350	if (p)
351	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	389	}
358		390
359	/* EXTPROTO */	391	#if !ENABLE_MINIMAL
360	void *	392	static void ecb_cold
361	rxvt_calloc(size_t number, size_t size)	393	print_x_error (Display *dpy, XErrorEvent *event)
362	{	394	{
363	void *p;	395	char buffer[BUFSIZ];
		396	char mesg[BUFSIZ];
		397	char number[32];
364		398
365	p = calloc(number, size);	399	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
366	if (p)
367	return p;
368		400
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	401	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
370	rxvt_clean_exit();	402	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374		403
375	/* EXTPROTO */	404	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
376	void *	405	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
377	rxvt_realloc(void *ptr, size_t size)	406	rxvt_warn ("+ %s: %s\n", mesg, buffer);
378	{
379	void *p;
380		407
381	if (ptr)	408	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
382	p = realloc(ptr, size);	409	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		410
		411	if (event->request_code >= 128)
		412	{
		413	#if 0
		414	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		415	int nexts;
		416	char **exts = XListExtensions (dpy, &nexts);
		417
		418	while (nexts)
		419	{
		420	char *extname = exts [nexts - 1];
		421	int major, first_event, first_error;
		422
		423	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		424	{
		425	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		426	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		427
		428	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		429	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		430	rxvt_warn ("+ (which is %s)\n", buffer);
		431
		432	break;
		433	}
		434
		435	printf ("nextss %d %s\n", nexts, extname);//D
		436	--nexts;
		437	++exts;
		438	}
		439	#else
		440	int nexts = 0;
		441	char **exts = 0;
		442	#endif
		443
		444	if (!nexts)
		445	{
		446	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		447
		448	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		449	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		450
		451	#if 0
		452	sprintf (number, "RENDER.%d", event->minor_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	#endif
		456	}
		457
		458	XFreeExtensionList (exts);
		459	}
383	else	460	else
384	p = malloc(size);	461	{
385	if (p)	462	sprintf (number, "%d", event->request_code);
		463	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		464	rxvt_warn ("+ (which is %s)\n", buffer);
		465	}
		466
		467	if (event->error_code == BadWindow
		468	|| event->error_code == BadPixmap
		469	|| event->error_code == BadCursor
		470	|| event->error_code == BadFont
		471	|| event->error_code == BadDrawable
		472	|| event->error_code == BadColor
		473	|| event->error_code == BadGC
		474	|| event->error_code == BadIDChoice
		475	|| event->error_code == BadValue
		476	|| event->error_code == BadAtom)
		477	{
		478	if (event->error_code == BadValue)
		479	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		480	else if (event->error_code == BadAtom)
		481	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		482	else
		483	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		484
		485	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		486	}
		487	}
		488	#endif
		489
		490	int ecb_cold
		491	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		492	{
		493	if (GET_R && GET_R->allowedxerror == -1)
		494	GET_R->allowedxerror = event->error_code;
		495	else
		496	{
		497	// GET_R is most likely not the terminal which caused the error,
		498	// so just output the error and continue
		499	#if ENABLE_MINIMAL
		500	old_xerror_handler (display, event);
		501	#else
		502	print_x_error (display, event);
		503	#endif
		504	}
		505
386	return p;	506	return 0;
		507	}
387		508
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	509	int ecb_cold
389	rxvt_clean_exit();	510	rxvt_xioerror_handler (Display *display)
		511	{
		512	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		513	DisplayString (display));
		514	rxvt_emergency_cleanup ();
390	exit(EXIT_FAILURE);	515	_exit (EXIT_FAILURE);
391	/* NOTREACHED */
392	}	516	}
393		517
394	/* ------------------------------------------------------------------------- *	518	static struct sig_handlers
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	void
399	rxvt_term::privileges (int mode)
400	{	519	{
401	#if ! defined(__CYGWIN32__)	520	ev::sig sw_term, sw_int;
402	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	521
403	/* setreuid() is the poor man's setuid(), seteuid() */	522	/*
404	# define seteuid(a) setreuid(-1, (a))	523	* Catch a fatal signal and tidy up before quitting
405	# define setegid(a) setregid(-1, (a))	524	*/
406	# define HAVE_SETEUID	525	void sig_term (ev::sig &w, int revents);
		526
		527	sig_handlers ()
		528	{
		529	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		530	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		531	}
		532	} sig_handlers;
		533
		534	void
		535	sig_handlers::sig_term (ev::sig &w, int revents)
		536	{
		537	rxvt_emergency_cleanup ();
		538	w.stop ();
		539	kill (getpid (), w.signum);
		540	}
		541
		542	static void
		543	rxvt_get_ttymode (struct termios *tio)
		544	{
		545	if (tcgetattr (STDIN_FILENO, tio) < 0)
		546	memset (tio, 0, sizeof (struct termios));
		547
		548	for (int i = 0; i < NCCS; i++)
		549	tio->c_cc[i] = VDISABLE;
		550
		551	tio->c_cc[VINTR] = CINTR;
		552	tio->c_cc[VQUIT] = CQUIT;
		553	tio->c_cc[VERASE] = CERASE;
		554	#ifdef VERASE2
		555	tio->c_cc[VERASE2] = CERASE2;
		556	#endif
		557	tio->c_cc[VKILL] = CKILL;
		558	tio->c_cc[VEOF] = CEOF;
		559	tio->c_cc[VSTART] = CSTART;
		560	tio->c_cc[VSTOP] = CSTOP;
		561	tio->c_cc[VSUSP] = CSUSP;
		562	# ifdef VDSUSP
		563	tio->c_cc[VDSUSP] = CDSUSP;
407	# endif	564	# endif
408	# ifdef HAVE_SETEUID	565	# ifdef VREPRINT
409	switch (mode)	566	tio->c_cc[VREPRINT] = CRPRNT;
410	{
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	euid = geteuid();
421	egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(euid);
425	setegid(egid);
426	break;
427	}
428	# else
429	switch (mode)
430	{
431	case IGNORE:
432	setuid(getuid());
433	setgid(getgid());
434	/* FALLTHROUGH */
435	case SAVE:
436	/* FALLTHROUGH */
437	case RESTORE:
438	break;
439	}
440	# endif	567	# endif
441	#endif	568	# ifdef VDISCRD
442	}	569	tio->c_cc[VDISCRD] = CFLUSH;
443
444	#ifdef UTMP_SUPPORT
445	void
446	rxvt_term::privileged_utmp (char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, next_utmp_action, getpid()));
450	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (Options & Opt_utmpInhibit)
452	|| ttydev == NULL || *ttydev == '\0')
453	return;
454
455	privileges (RESTORE);
456	if (action == SAVE)
457	{
458	next_utmp_action = RESTORE;
459	makeutent (ttydev, rs[Rs_display_name]);
460	}
461	else
462	{ /* action == RESTORE */
463	next_utmp_action = IGNORE;
464	cleanutent ();
465	}
466	privileges (IGNORE);
467	}
468	#endif
469
470	#ifndef NO_SETOWNER_TTYDEV
471	void
472	rxvt_term::privileged_ttydev (char action)
473	{
474	D_MAIN((stderr,
475	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
476	action, next_tty_action, getpid()));
477	if (next_tty_action != action || (action != SAVE && action != RESTORE)
478	|| ttydev == NULL || *ttydev == '\0')
479	return;
480
481	privileges (RESTORE);
482
483	if (action == SAVE)
484	{
485	next_tty_action = RESTORE;
486	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489	next_tty_action = IGNORE;
490	else
491	# endif	570	# endif
492		571	# ifdef VWERSE
493	{	572	tio->c_cc[VWERSE] = CWERASE;
494	chown(ttydev, getuid(), ttygid); /* fail silently */
495	chmod(ttydev, ttymode);
496	# ifdef HAVE_REVOKE
497	revoke(ttydev);
498	# endif	573	# endif
499		574	# ifdef VLNEXT
500	}	575	tio->c_cc[VLNEXT] = CLNEXT;
501	}
502	else
503	{ /* action == RESTORE */
504	next_tty_action = IGNORE;
505	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506	chmod(ttydev, ttyfd_stat.st_mode);
507	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508	# else
509	chmod(ttydev,
510	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511	chown(ttydev, 0, 0);
512	# endif	576	# endif
513		577	# ifdef VSTATUS
514	}	578	tio->c_cc[VSTATUS] = CSTATUS;
515
516	privileges (IGNORE);
517
518	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520	action == RESTORE ? "Restoring" : (action ==
521	SAVE ? "Saving" :
522	"UNKNOWN ERROR for"), ttydev,
523	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524	ttyfd_stat.st_gid));
525	# endif	579	# endif
526	}	580
		581	# if VMIN != VEOF
		582	tio->c_cc[VMIN] = 1;
527	#endif	583	# endif
		584	# if VTIME != VEOL
		585	tio->c_cc[VTIME] = 0;
		586	# endif
		587
		588	/* input modes */
		589	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		590	# ifdef IMAXBEL
		591	| IMAXBEL
		592	# endif
		593	| IXON);
		594
		595	/* output modes */
		596	tio->c_oflag = (OPOST | ONLCR);
		597
		598	/* control modes */
		599	tio->c_cflag = (CS8 | CREAD);
		600
		601	/* local modes */
		602	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		603	# if defined (ECHOCTL) && defined (ECHOKE)
		604	| ECHOCTL | ECHOKE
		605	# endif
		606	| ECHOE | ECHOK);
		607	}
		608
		609	char **rxvt_environ; // startup environment
		610
		611	void
		612	rxvt_init ()
		613	{
		614	assert (("fontMask must not overlap other RS masks",
		615	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		616
		617	rxvt_get_ttymode (&rxvt_term::def_tio);
		618
		619	// get rid of stdin/stdout as we don't need them, to free resources
		620	dup2 (STDERR_FILENO, STDIN_FILENO);
		621	dup2 (STDERR_FILENO, STDOUT_FILENO);
		622
		623	if (!ev_default_loop ())
		624	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		625
		626	rxvt_environ = environ;
		627
		628	signal (SIGHUP, SIG_IGN);
		629	signal (SIGPIPE, SIG_IGN);
		630
		631	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		632	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		633
		634	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		635	// TODO: handle this with exceptions and tolerate the memory loss
		636	XSetIOErrorHandler (rxvt_xioerror_handler);
		637
		638	XrmInitialize ();
		639
		640	#if HAVE_PIXBUF
		641	g_type_init ();
		642	#endif
		643	}
528		644
529	/*----------------------------------------------------------------------*/	645	/*----------------------------------------------------------------------*/
530	/*	646	/*
531	* window size/position calculcations for XSizeHint and other storage.	647	* window size/position calculations for XSizeHint and other storage.
532	* if width/height are non-zero then override calculated width/height	648	* if width/height are non-zero then override calculated width/height
533	*/	649	*/
534	void	650	void
535	rxvt_term::window_calc (unsigned int width, unsigned int height)	651	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536	{	652	{
537	short recalc_x, recalc_y;	653	short recalc_x, recalc_y;
538	int x, y, sb_w, mb_h, flags;	654	int x, y, flags;
539	unsigned int w, h;	655	unsigned int w, h;
540	unsigned int max_width, max_height;	656	unsigned int max_width, max_height;
541		657
542	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543	TermWin.ncol, TermWin.nrow, szHint.width,
544	szHint.height));
545	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	658	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546	szHint.win_gravity = NorthWestGravity;	659	szHint.win_gravity = NorthWestGravity;
547	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	660	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548		661
549	recalc_x = recalc_y = 0;	662	recalc_x = recalc_y = 0;
550	flags = 0;	663	flags = 0;
		664
551	if (!parsed_geometry)	665	if (!parsed_geometry)
552	{	666	{
553	parsed_geometry = 1;	667	parsed_geometry = 1;
		668
554	if (rs[Rs_geometry])	669	if (rs[Rs_geometry])
555	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	670	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		671
556	if (flags & WidthValue)	672	if (flags & WidthValue)
557	{	673	{
558	TermWin.ncol = BOUND_POSITIVE_INT16(w);	674	if (!w)
		675	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		676
		677	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	678	szHint.flags |= USSize;
560	}	679	}
		680
561	if (flags & HeightValue)	681	if (flags & HeightValue)
562	{	682	{
563	TermWin.nrow = BOUND_POSITIVE_INT16(h);	683	if (!h)
		684	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		685
		686	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
564	szHint.flags |= USSize;	687	szHint.flags |= USSize;
565	}	688	}
		689
566	if (flags & XValue)	690	if (flags & XValue)
567	{	691	{
568	szHint.x = x;	692	szHint.x = x;
569	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
570	if (flags & XNegative)	695	if (flags & XNegative)
571	{	696	{
572	recalc_x = 1;	697	recalc_x = 1;
573	szHint.win_gravity = NorthEastGravity;	698	szHint.win_gravity = NorthEastGravity;
574	}	699	}
575	}	700	}
		701
576	if (flags & YValue)	702	if (flags & YValue)
577	{	703	{
578	szHint.y = y;	704	szHint.y = y;
579	szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
580	if (flags & YNegative)	707	if (flags & YNegative)
581	{	708	{
582	recalc_y = 1;	709	recalc_y = 1;
		710
583	if (szHint.win_gravity == NorthEastGravity)	711	if (szHint.win_gravity == NorthEastGravity)
584	szHint.win_gravity = SouthEastGravity;	712	szHint.win_gravity = SouthEastGravity;
585	else	713	else
586	szHint.win_gravity = SouthWestGravity;	714	szHint.win_gravity = SouthWestGravity;
587	}	715	}
588	}	716	}
589	}	717	}
		718
590	/* TODO: BOUNDS */	719	/* TODO: BOUNDS */
591	TermWin.width = TermWin.ncol * TermWin.fwidth;	720	width = ncol * fwidth;
592	TermWin.height = TermWin.nrow * TermWin.fheight;	721	height = nrow * fheight;
593	max_width = MAX_COLS * TermWin.fwidth;	722	max_width = MAX_COLS * fwidth;
594	max_height = MAX_ROWS * TermWin.fheight;	723	max_height = MAX_ROWS * fheight;
595		724
596	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	725	szHint.base_width = szHint.base_height = 2 * int_bwidth;
597		726
598	sb_w = mb_h = 0;
599	window_vt_x = window_vt_y = 0;	727	window_vt_x = window_vt_y = int_bwidth;
600	if (scrollbar_visible ())	728
		729	if (scrollBar.state)
601	{	730	{
602	sb_w = scrollbar_TotalWidth();	731	int sb_w = scrollBar.total_width ();
603	szHint.base_width += sb_w;	732	szHint.base_width += sb_w;
		733
604	if (!(Options & Opt_scrollBar_right))	734	if (!option (Opt_scrollBar_right))
605	window_vt_x = sb_w;	735	window_vt_x += sb_w;
606	}
607	if (menubar_visible ())
608	{	736	}
609	mb_h = menuBar_TotalHeight();	737
610	szHint.base_height += mb_h;
611	window_vt_y = mb_h;
612	}
613	szHint.width_inc = TermWin.fwidth;	738	szHint.width_inc = fwidth;
614	szHint.height_inc = TermWin.fheight;	739	szHint.height_inc = fheight;
615	szHint.min_width = szHint.base_width + szHint.width_inc;	740	szHint.min_width = szHint.base_width + szHint.width_inc;
616	szHint.min_height = szHint.base_height + szHint.height_inc;	741	szHint.min_height = szHint.base_height + szHint.height_inc;
617		742
618	if (width && width - szHint.base_width < max_width)	743	if (newwidth && newwidth - szHint.base_width < max_width)
619	{	744	{
620	szHint.width = width;	745	szHint.width = newwidth;
621	TermWin.width = width - szHint.base_width;	746	width = newwidth - szHint.base_width;
622	}	747	}
623	else	748	else
624	{	749	{
625	MIN_IT(TermWin.width, max_width);	750	min_it (width, max_width);
626	szHint.width = szHint.base_width + TermWin.width;	751	szHint.width = szHint.base_width + width;
627	}	752	}
		753
628	if (height && height - szHint.base_height < max_height)	754	if (newheight && newheight - szHint.base_height < max_height)
629	{	755	{
630	szHint.height = height;	756	szHint.height = newheight;
631	TermWin.height = height - szHint.base_height;	757	height = newheight - szHint.base_height;
632	}	758	}
633	else	759	else
634	{	760	{
635	MIN_IT(TermWin.height, max_height);	761	min_it (height, max_height);
636	szHint.height = szHint.base_height + TermWin.height;	762	szHint.height = szHint.base_height + height;
637	}	763	}
638	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
639	window_sb_x = szHint.width - sb_w;
640		764
641	if (recalc_x)	765	if (recalc_x)
642	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	766	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
643	- szHint.width - 2 * TermWin.ext_bwidth);	767
644	if (recalc_y)	768	if (recalc_y)
645	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	769	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
646	- szHint.height - 2 * TermWin.ext_bwidth);
647		770
648	TermWin.ncol = TermWin.width / TermWin.fwidth;	771	ncol = width / fwidth;
649	TermWin.nrow = TermWin.height / TermWin.fheight;	772	nrow = height / fheight;
650	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	773
651	TermWin.ncol, TermWin.nrow, szHint.width,	774	// When the size of the vt window is not a multiple of the cell
652	szHint.height));	775	// size, i.e., when the wm does not honour our size hints, there are
653	return;	776	// extra areas not covered by the terminal screen. Such gaps, when a
		777	// bg pixmap is set, would have to be cleared manually to properly
		778	// refresh the background. We take the simpler route and shrink the
		779	// vt window so as to avoid creating gaps.
		780	vt_width = ncol * fwidth;
		781	vt_height = nrow * fheight;
654	}	782	}
655		783
656	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
657	/*	785	/*
658	* Tell the teletype handler what size the window is.	786	* Tell the teletype handler what size the window is.
659	* Called after a window size change.	787	* Called after a window size change.
660	*/	788	*/
661	void	789	void
662	rxvt_term::tt_winch ()	790	rxvt_term::tt_winch ()
663	{	791	{
		792	if (pty->pty < 0)
		793	return;
		794
664	struct winsize ws;	795	struct winsize ws;
665		796
666	if (cmd_fd < 0)
667	return;
668
669	ws.ws_col = TermWin.ncol;	797	ws.ws_col = ncol;
670	ws.ws_row = TermWin.nrow;	798	ws.ws_row = nrow;
671	ws.ws_xpixel = ws.ws_ypixel = 0;	799	ws.ws_xpixel = vt_width;
672	#ifndef DEBUG_SIZE	800	ws.ws_ypixel = vt_height;
673	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	801	ioctl (pty->pty, TIOCSWINSZ, &ws);
		802
		803	#if 0
		804	// TIOCSWINSZ is supposed to do this automatically and correctly
		805	if (cmd_pid) /* force through to the command */
		806	kill (-cmd_pid, SIGWINCH);
		807	#endif
		808	}
		809
		810	/*----------------------------------------------------------------------*/
		811	/* load and set the various fonts */
		812	bool
		813	rxvt_term::set_fonts ()
		814	{
		815	rxvt_fontset *fs = new rxvt_fontset (this);
		816	rxvt_fontprop prop;
		817
		818	if (!fs
		819	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		820	|| !fs->realize_font (1))
		821	{
		822	delete fs;
		823	return false;
		824	}
		825
		826	#if ENABLE_STYLES
		827	for (int i = RS_styleCount; --i; )
		828	if (fontset[i] != fontset[0])
		829	delete fontset[i];
		830	#endif
		831
		832	delete fontset[0];
		833	fontset[0] = fs;
		834
		835	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		836	prop.width = max (prop.width + letterSpace, 1);
		837
		838	fs->set_prop (prop, false);
		839
		840	fwidth = prop.width;
		841	fheight = prop.height + lineSpace;
		842	fbase = prop.ascent;
		843
		844	for (int style = 1; style < 4; style++)
		845	{
		846	#if ENABLE_STYLES
		847	const char *res = rs[Rs_font + style];
		848
		849	if (res && !*res)
		850	fontset[style] = fontset[0];
		851	else
		852	{
		853	fontset[style] = fs = new rxvt_fontset (this);
		854	rxvt_fontprop prop2 = prop;
		855
		856	if (res)
		857	{
		858	fs->populate (res);
		859	fs->set_prop (prop2, false);
		860	}
		861	else
		862	{
		863	fs->populate (fontset[0]->fontdesc);
		864
		865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		867
		868	fs->set_prop (prop2, true);
		869	}
		870
		871	}
674	#else	872	#else
675	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	873	fontset[style] = fontset[0];
676	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
677	# ifdef SIGWINCH
678	else if (cmd_pid) /* force through to the command */
679	kill (cmd_pid, SIGWINCH);
680	# endif	874	#endif
681	#endif	875	}
682	}
683		876
684	/*----------------------------------------------------------------------*/	877	if (parent)
685	/* rxvt_change_font() - Switch to a new font */	878	{
686	/*	879	resize_all_windows (0, 0, 0);
687	* init = 1 - initialize	880	scr_remap_chars ();
688	*	881	scr_touch (true);
689	* fontname == FONT_UP - switch to bigger font	882	}
690	* fontname == FONT_DN - switch to smaller font
691	*/
692	void
693	rxvt_term::change_font (int init, const char *fontname)
694	{}
695		883
		884	return true;
		885	}
		886
696	void	887	void
697	rxvt_term::font_up_down (int n, int direction)	888	rxvt_term::set_string_property (Atom prop, const char *str, int len)
698	{}	889	{
		890	XChangeProperty (dpy, parent,
		891	prop, XA_STRING, 8, PropModeReplace,
		892	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		893	}
		894
		895	void
		896	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		897	{
		898	XTextProperty ct;
		899
		900	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		901	{
		902	XSetTextProperty (dpy, parent, &ct, prop);
		903	XFree (ct.value);
		904	}
		905	}
		906
		907	void
		908	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		909	{
		910	wchar_t *ws = rxvt_mbstowcs (str, len);
		911	char *s = rxvt_wcstoutf8 (ws);
		912
		913	XChangeProperty (dpy, parent,
		914	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		915	(const unsigned char *)s, strlen (s));
		916
		917	free (s);
		918	free (ws);
		919	}
699		920
700	/*----------------------------------------------------------------------*/	921	/*----------------------------------------------------------------------*/
701	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
702	/* xterm sequences - title, iconName, color (exptl) */	923	/* xterm sequences - title, iconName, color (exptl) */
703	void	924	void
704	rxvt_term::set_title (const char *str)	925	rxvt_term::set_title (const char *str)
705	{	926	{
706	#ifndef SMART_WINDOW_TITLE	927	set_mbstring_property (XA_WM_NAME, str);
707	XStoreName(Xdisplay, TermWin.parent[0], str);	928	#if ENABLE_EWMH
708	#else	929	set_utf8_property (xa[XA_NET_WM_NAME], str);
709	char *name;
710
711	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XStoreName(Xdisplay, TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	930	#endif
718	}	931	}
719		932
720	void	933	void
721	rxvt_term::set_iconName (const char *str)	934	rxvt_term::set_icon_name (const char *str)
722	{	935	{
723	#ifndef SMART_WINDOW_TITLE	936	set_mbstring_property (XA_WM_ICON_NAME, str);
724	XSetIconName(Xdisplay, TermWin.parent[0], str);	937	#if ENABLE_EWMH
725	#else	938	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726	char *name;
727
728	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729	name = NULL;
730	if (name == NULL || STRCMP(name, str))
731	XSetIconName(Xdisplay, TermWin.parent[0], str);
732	if (name)
733	XFree(name);
734	#endif	939	#endif
735	}	940	}
736		941
		942	void
		943	rxvt_term::set_window_color (int idx, const char *color)
		944	{
737	#ifdef XTERM_COLOR_CHANGE	945	#ifdef XTERM_COLOR_CHANGE
738	void
739	rxvt_term::set_window_color (int idx, const char *color)
740	{
741	rxvt_color xcol;	946	rxvt_color xcol;
742	int i;
743		947
744	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
745	return;	949	return;
746		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
747	/* handle color aliases */	955	/* handle color aliases */
748	if (isdigit(*color))	956	if (isdigit (*color))
749	{	957	{
750	i = atoi(color);	958	int i = atoi (color);
		959
751	if (i >= 8 && i <= 15)	960	if (i >= 8 && i <= 15)
		961	{
752	{ /* bright colors */	962	/* bright colors */
753	i -= 8;
754	# ifndef NO_BRIGHTCOLOR
755	PixColors[idx] = PixColors[minBrightCOLOR + i];	963	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
756	SET_PIXCOLOR(idx);
757	goto Done;	964	goto done;
758	# endif
759
760	}	965	}
		966
761	if (i >= 0 && i <= 7)	967	if (i >= 0 && i <= 7)
		968	{
762	{ /* normal colors */	969	/* normal colors */
763	PixColors[idx] = PixColors[minCOLOR + i];	970	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764	SET_PIXCOLOR(idx);
765	goto Done;	971	goto done;
766	}	972	}
767	}	973	}
768	if (!rXParseAllocColor (& xcol, color))	974
769	return;	975	set_color (xcol, color);
770	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
771		976
772	/*	977	/*
773	* FIXME: should free colors here, but no idea how to do it so instead,	978	* FIXME: should free colors here, but no idea how to do it so instead,
774	* so just keep gobbling up the colormap	979	* so just keep gobbling up the colormap
775	*/	980	*/
776	# if 0
777	for (i = Color_Black; i <= Color_White; i++)
778	if (PixColors[idx] == PixColors[i])
779	break;
780	if (i > Color_White)
781	{
782	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
783	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
784	DisplayPlanes(Xdisplay, Xscreen));
785	}
786	# endif
787		981
788	PixColors[idx] = xcol;	982	pix_colors_focused[idx] = xcol;
789	SET_PIXCOLOR(idx);
790		983
791	/* XSetWindowAttributes attr; */
792	/* Cursor cursor; */
793	Done:	984	done:
794	if (idx == Color_bg && !(Options & Opt_transparent))
795	XSetWindowBackground(Xdisplay, TermWin.vt,
796	PixColors[Color_bg]);
797
798	/* handle Color_BD, scrollbar background, etc. */	985	/*TODO: handle Color_BD, scrollbar background, etc. */
799		986
800	set_colorfgbg ();	987	update_fade_color (idx);
801	recolour_cursor ();	988	recolour_cursor ();
802	/* the only reasonable way to enforce a clean update */	989	scr_recolour ();
803	scr_poweron ();	990	#endif /* XTERM_COLOR_CHANGE */
804	}	991	}
805
806	#else
807	# define set_window_color (idx,color) ((void)0)
808	#endif /* XTERM_COLOR_CHANGE */
809		992
810	void	993	void
811	rxvt_term::recolour_cursor ()	994	rxvt_term::recolour_cursor ()
812	{	995	{
813	#if TODO	996	XColor fg, bg;
814	rxvt_color xcol[2];
815		997
816	xcol[0] = PixColors[Color_pointer];	998	(ISSET_PIXCOLOR (Color_pointer_fg)
817	xcol[1] = PixColors[Color_bg];	999	? pix_colors_focused[Color_pointer_fg]
818	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1000	: pix_colors_focused[Color_fg]).get (fg);
		1001
		1002	(ISSET_PIXCOLOR (Color_pointer_bg)
		1003	? pix_colors_focused[Color_pointer_bg]
		1004	: pix_colors_focused[Color_bg]).get (bg);
		1005
819	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1006	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
820	#endif
821	}	1007	}
822		1008
823	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
824	/*	1010	/*
825	* find if fg/bg matches any of the normal (low-intensity) colors	1011	* find if fg/bg matches any of the normal (low-intensity) colors
826	*/	1012	*/
827	void	1013	char *
828	rxvt_term::set_colorfgbg ()	1014	rxvt_term::get_colorfgbg ()
829	{	1015	{
830	unsigned int i;	1016	unsigned int i;
831	const char *xpmb = "\0";	1017	const char *xpmb = "";
832	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1018	char fstr[] = "default";
833		1019	char bstr[] = "default";
834	env_colorfgbg =	1020	char *env_colorfgbg;
835	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1021
836	STRCPY(fstr, "default");
837	STRCPY(bstr, "default");
838	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
839	if (PixColors[Color_fg] == PixColors[i])	1023	if (pix_colors[Color_fg] == pix_colors[i])
840	{	1024	{
841	sprintf(fstr, "%d", (i - Color_Black));	1025	sprintf (fstr, "%d", i - Color_Black);
842	break;	1026	break;
843	}	1027	}
		1028
844	for (i = Color_Black; i <= Color_White; i++)	1029	for (i = Color_Black; i <= Color_White; i++)
845	if (PixColors[Color_bg] == PixColors[i])	1030	if (pix_colors[Color_bg] == pix_colors[i])
846	{	1031	{
847	sprintf(bstr, "%d", (i - Color_Black));	1032	sprintf (bstr, "%d", i - Color_Black);
848	#ifdef XPM_BACKGROUND	1033	#if BG_IMAGE_FROM_FILE
849	xpmb = "default;";	1034	xpmb = "default;";
850	#endif	1035	#endif
851	break;	1036	break;
852	}	1037	}
		1038
		1039	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
853	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1040	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854	putenv(env_colorfgbg);	1041	return env_colorfgbg;
855
856	#ifndef NO_BRIGHTCOLOR
857	colorfgbg = DEFAULT_RSTYLE;
858	for (i = minCOLOR; i <= maxCOLOR; i++)
859	{
860	if (PixColors[Color_fg] == PixColors[i])
861	colorfgbg = SET_FGCOLOR(colorfgbg, i);
862	if (PixColors[Color_bg] == PixColors[i])
863	colorfgbg = SET_BGCOLOR(colorfgbg, i);
864	}
865	#endif
866	}	1042	}
867		1043
868	/*----------------------------------------------------------------------*/	1044	/*----------------------------------------------------------------------*/
869	/*
870	* Colour determination for low colour displays, routine from
871	* Hans de Goede <hans@highrise.nl>
872	*/
873		1045
874	int	1046	bool
875	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1047	rxvt_term::set_color (rxvt_color &color, const char *name)
876	{	1048	{
877	if (!screen_in_out->set (this, colour))	1049	if (color.set (this, name))
878	{
879	rxvt_print_error("can't allocate colour: %s", colour);
880	return false;
881	}
882
883	return true;	1050	return true;
		1051
		1052	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1053	return false;
		1054	}
		1055
		1056	void
		1057	rxvt_term::alias_color (int dst, int src)
		1058	{
		1059	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
884	}	1060	}
885		1061
886	/* -------------------------------------------------------------------- *	1062	/* -------------------------------------------------------------------- *
887	* - WINDOW RESIZING - *	1063	* - WINDOW RESIZING - *
888	* -------------------------------------------------------------------- */	1064	* -------------------------------------------------------------------- */
889	void	1065	void
890	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1066	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891	{	1067	{
892	int fix_screen;	1068	int fix_screen;
		1069	int old_width = szHint.width;
		1070	int old_height = szHint.height;
893		1071
894	#ifdef SMART_RESIZE
895	int old_width = szHint.width, old_height = szHint.height;
896	#endif
897
898	window_calc (width, height);	1072	window_calc (newwidth, newheight);
		1073
		1074	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1075
		1076	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1077	if (set_hint)
		1078	{
		1079	szHint.flags &= ~(PBaseSize | PResizeInc);
899	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1080	XSetWMNormalHints (dpy, parent, &szHint);
		1081	szHint.flags |= PBaseSize | PResizeInc;
		1082	}
		1083
900	if (!ignoreparent)	1084	if (!ignoreparent)
901	{	1085	{
902	#ifdef SMART_RESIZE	1086	#ifdef SMART_RESIZE
903	/*	1087	/*
904	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
907	int x, y, x1, y1;	1091	int x, y, x1, y1;
908	int dx, dy;	1092	int dx, dy;
909	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910	Window unused_cr;	1094	Window unused_cr;
911		1095
912	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1096	XTranslateCoordinates (dpy, parent, display->root,
913	0, 0, &x, &y, &unused_cr);	1097	0, 0, &x, &y, &unused_cr);
914	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1098	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
915	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
916	/*	1100	/*
917	* if Xroot isn't the parent window, a WM will probably have offset	1101	* if display->root isn't the parent window, a WM will probably have offset
918	* our position for handles and decorations. Counter it	1102	* our position for handles and decorations. Counter it
919	*/	1103	*/
920	if (x1 != x || y1 != y)	1104	if (x1 != x || y1 != y)
921	{	1105	{
922	x -= x1;	1106	x -= x1;
923	y -= y1;	1107	y -= y1;
924	}	1108	}
925		1109
926	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1110	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
927	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1111	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
928	dx = old_width - szHint.width;	1112	dx = old_width - szHint.width;
929	dy = old_height - szHint.height;	1113	dy = old_height - szHint.height;
930		1114
931	/* Check position of the center of the window */	1115	/* Check position of the center of the window */
932	if (x < x1) /* left half */	1116	if (x < x1) /* left half */
933	dx = 0;	1117	dx = 0;
…		…
936	if (y < y1) /* top half */	1120	if (y < y1) /* top half */
937	dy = 0;	1121	dy = 0;
938	else if (y == y1) /* exact center */	1122	else if (y == y1) /* exact center */
939	dy /= 2;	1123	dy /= 2;
940		1124
941	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1125	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
942	szHint.width, szHint.height);	1126	szHint.width, szHint.height);
943	#else	1127	#else
944	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1128	XResizeWindow (dpy, parent, szHint.width, szHint.height);
945	szHint.height);
946	#endif	1129	#endif
947
948	}	1130	}
949		1131
950	fix_screen = (TermWin.ncol != prev_ncol	1132	if (set_hint)
951	|| TermWin.nrow != prev_nrow);	1133	XSetWMNormalHints (dpy, parent, &szHint);
952		1134
		1135	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1136
953	if (fix_screen || width != old_width || height != old_height)	1137	if (fix_screen || newwidth != old_width || newheight != old_height)
954	{	1138	{
955	if (scrollbar_visible ())	1139	if (scrollBar.state)
956	{	1140	scrollBar.resize ();
957	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
958	0, scrollbar_TotalWidth (), szHint.height);
959	resize_scrollbar ();
960	}
961		1141
962	if (menubar_visible ())	1142	XMoveResizeWindow (dpy, vt,
963	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1143	window_vt_x, window_vt_y,
964	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1144	vt_width, vt_height);
965		1145
966	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1146	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
967	window_vt_y, TermWin_TotalWidth (),
968	TermWin_TotalHeight ());
969	#ifdef RXVT_GRAPHICS
970	if (old_height)
971	Gr_Resize (old_width - szHint.base_width,
972	old_height - szHint.base_height);
973	#endif
974	scr_clear ();
975	#ifdef XPM_BACKGROUND
976	resize_pixmap ();
977	#endif
978		1147
		1148	#ifdef HAVE_BG_PIXMAP
		1149	if (bg_window_size_sensitive ())
		1150	update_background ();
		1151	#endif
979	}	1152	}
980		1153
981	if (fix_screen || old_height == 0)	1154	if (fix_screen || old_height == 0)
982	{
983	int curr_screen = -1;
984	int old_ncol = prev_ncol;
985
986	/* scr_reset only works on the primary screen */
987	if (old_height) /* this is not the first time through */
988	{
989	unsigned int ncol = TermWin.ncol;
990	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991	curr_screen = scr_change_screen (PRIMARY);
992	TermWin.ncol = ncol;
993	}
994
995	scr_reset();	1155	scr_reset ();
996		1156
997	if (curr_screen >= 0) /* this is not the first time through */
998	{
999	scr_change_screen (curr_screen);
1000	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1001	}
1002	}
1003
1004	old_width = szHint.width;
1005	old_height = szHint.height;
1006
1007	#ifdef USE_XIM	1157	#if USE_XIM
1008	IMSetStatusPosition ();	1158	im_set_position ();
1009	#endif	1159	#endif
1010	}	1160	}
1011		1161
1012	/*	1162	/*
1013	* Set the width/height of the vt window in characters. Units are pixels.	1163	* Set the width/height of the vt window in characters. Units are pixels.
1014	* good for toggling 80/132 columns	1164	* good for toggling 80/132 columns
1015	*/	1165	*/
1016	void	1166	void
1017	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1167	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018	{	1168	{
1019	XWindowAttributes wattr;	1169	XWindowAttributes wattr;
1020		1170
1021	if (width == 0 || height == 0)	1171	if (newwidth == 0 || newheight == 0)
1022	{	1172	{
1023	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1173	XGetWindowAttributes (dpy, display->root, &wattr);
		1174
1024	if (width == 0)	1175	if (newwidth == 0)
1025	width = wattr.width - szHint.base_width;	1176	newwidth = wattr.width - szHint.base_width;
1026	if (height == 0)	1177	if (newheight == 0)
1027	height = wattr.height - szHint.base_height;	1178	newheight = wattr.height - szHint.base_height;
1028	}
1029	if (width != TermWin.width || height != TermWin.height)
1030	{	1179	}
		1180
		1181	if (newwidth != vt_width || newheight != vt_height)
		1182	{
1031	width += szHint.base_width;	1183	newwidth += szHint.base_width;
1032	height += szHint.base_height;	1184	newheight += szHint.base_height;
1033	resize_all_windows (width, height, 0);	1185	resize_all_windows (newwidth, newheight, 0);
1034	}	1186	}
1035	}	1187	}
1036		1188
1037	/* -------------------------------------------------------------------- *	1189	/* -------------------------------------------------------------------- *
1038	* - X INPUT METHOD ROUTINES - *	1190	* - X INPUT METHOD ROUTINES - *
1039	* -------------------------------------------------------------------- */	1191	* -------------------------------------------------------------------- */
1040	#ifdef USE_XIM	1192	#if USE_XIM
1041	void
1042	rxvt_term::set_size (XRectangle *size)
1043	{
1044	size->x = TermWin.int_bwidth;
1045	size->y = TermWin.int_bwidth;
1046	size->width = Width2Pixel(TermWin.ncol);
1047	size->height = Height2Pixel(TermWin.nrow);
1048	}
1049		1193
1050	void	1194	void
1051	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1195	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052	{	1196	{
1053	*fg = PixColors[Color_fg];	1197	fg = pix_colors [Color_fg];
1054	*bg = PixColors[Color_bg];	1198	bg = pix_colors [Color_bg];
		1199	}
		1200
		1201	void
		1202	rxvt_term::im_set_size (XRectangle &size)
		1203	{
		1204	// the int_bwidth terms make no sense to me
		1205	size.x = int_bwidth;
		1206	size.y = int_bwidth;
		1207	size.width = Width2Pixel (ncol) + int_bwidth;
		1208	size.height = Height2Pixel (nrow) + int_bwidth;
		1209	}
		1210
		1211	void
		1212	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1213	XRectangle &status_rect,
		1214	const XRectangle &needed_rect)
		1215	{
		1216	preedit_rect.x = needed_rect.width;
		1217	preedit_rect.y = 0;
		1218	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1219	preedit_rect.height = fheight;
		1220
		1221	status_rect.x = 0;
		1222	status_rect.y = 0;
		1223	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1224	status_rect.height = fheight;
1055	}	1225	}
1056		1226
1057	/* Checking whether input method is running. */	1227	/* Checking whether input method is running. */
1058	bool	1228	bool
1059	rxvt_term::IMisRunning ()	1229	rxvt_term::im_is_running ()
1060	{	1230	{
1061	char *p;	1231	Atom atom;
1062	Atom atom;	1232	Window win;
1063	Window win;
1064	char server[IMBUFSIZ];	1233	char server[IMBUFSIZ];
1065		1234
1066	/* get current locale modifier */	1235	/* get current locale modifier */
1067	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1236	if (char *p = XSetLocaleModifiers (0))
1068	{	1237	{
1069	STRCPY(server, "@server=");	1238	strcpy (server, "@server=");
1070	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1239	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1240
1071	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1241	if (p = strchr (server + 1, '@')) /* first one only */
1072	*p = '\0';	1242	*p = '\0';
1073		1243
1074	atom = XInternAtom(Xdisplay, server, False);	1244	atom = XInternAtom (dpy, server, False);
1075	win = XGetSelectionOwner(Xdisplay, atom);	1245	win = XGetSelectionOwner (dpy, atom);
		1246
1076	if (win != None)	1247	if (win != None)
1077	return True;	1248	return true;
1078	}	1249	}
		1250
1079	return False;	1251	return false;
1080	}	1252	}
1081		1253
1082	void	1254	void
1083	rxvt_term::IMSendSpot ()	1255	rxvt_term::im_send_spot ()
1084	{	1256	{
1085	XPoint spot;	1257	XPoint nspot;
1086	XVaNestedList preedit_attr;	1258	XVaNestedList preedit_attr;
1087		1259
1088	if (Input_Context == NULL	1260	if (!Input_Context
1089	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1261	|| !focus
1090	|| !(event_type == KeyPress	1262	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1091	|| event_type == Expose
1092	|| event_type == NoExpose
1093	|| event_type == SelectionNotify
1094	|| event_type == ButtonRelease || event_type == FocusIn)
1095	|| !IMisRunning ())
1096	return;	1263	return;
1097		1264
1098	set_position (&spot);	1265	im_set_position (nspot);
1099		1266
		1267	if (nspot.x == spot.x && nspot.y == spot.y)
		1268	return;
		1269
		1270	spot = nspot;
		1271
1100	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1272	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1273	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102	XFree(preedit_attr);	1274	XFree (preedit_attr);
1103	}	1275	}
1104		1276
1105	void	1277	void
1106	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1278	rxvt_term::im_destroy ()
1107	XRectangle * needed_rect)
1108	{	1279	{
1109	int mbh, vtx = 0;	1280	if (input_method)
		1281	{
		1282	if (Input_Context && input_method->xim)
		1283	XDestroyIC (Input_Context);
1110		1284
1111	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1285	display->put_xim (input_method);
1112	vtx = scrollbar_TotalWidth();	1286	input_method = 0;
		1287	}
1113		1288
1114	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115	mbh -= TermWin.lineSpace;
1116
1117	preedit_rect->x = needed_rect->width + vtx;
1118	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121	preedit_rect->height = Height2Pixel(1);
1122
1123	status_rect->x = vtx;
1124	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127	status_rect->height = Height2Pixel(1);
1128	}
1129
1130	/* ARGSUSED */
1131	/* EXTPROTO */
1132	void
1133	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134	__attribute__ ((unused)), XPointer call_data
1135	__attribute__ ((unused)))
1136	{
1137	GET_R->Input_Context = NULL;	1289	Input_Context = 0;
1138	/* To avoid Segmentation Fault in C locale: Solaris only? */
1139	if (STRCMP (GET_R->locale, "C"))
1140	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141	rxvt_IMInstantiateCallback, NULL);
1142	}	1290	}
		1291
		1292	#ifdef ENABLE_XIM_ONTHESPOT
		1293
		1294	static void
		1295	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1296	{
		1297	((rxvt_term *)client_data)->make_current ();
		1298	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1299	}
		1300
		1301	static void
		1302	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1303	{
		1304	((rxvt_term *)client_data)->make_current ();
		1305	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1306	}
		1307
		1308	static void
		1309	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1310	{
		1311	rxvt_term *term = (rxvt_term *)client_data;
		1312	XIMText *text = call_data->text;
		1313
		1314	term->make_current ();
		1315
		1316	if (text)
		1317	{
		1318	wchar_t *str;
		1319
		1320	if (!text->encoding_is_wchar && text->string.multi_byte)
		1321	{
		1322	// of course, X makes it ugly again
		1323	if (term->rs[Rs_imLocale])
		1324	SET_LOCALE (term->rs[Rs_imLocale]);
		1325
		1326	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1327	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1328
		1329	if (term->rs[Rs_imLocale])
		1330	SET_LOCALE (term->locale);
		1331	}
		1332	else
		1333	str = text->string.wide_char;
		1334
		1335	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1336	DT_INT, call_data->caret,
		1337	DT_INT, call_data->chg_first,
		1338	DT_INT, call_data->chg_length,
		1339	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1340	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1341	DT_END));
		1342	}
		1343	else
		1344	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1345	DT_INT, call_data->caret,
		1346	DT_INT, call_data->chg_first,
		1347	DT_INT, call_data->chg_length,
		1348	DT_END));
		1349	}
		1350
		1351	#if 0
		1352	static void
		1353	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1354	{
		1355	((rxvt_term *)client_data)->make_current ();
		1356	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1357	DT_INT, call_data->position,
		1358	DT_INT, call_data->direction,
		1359	DT_INT, call_data->style,
		1360	DT_END));
		1361	}
		1362	#endif
		1363
		1364	#endif
1143		1365
1144	/*	1366	/*
1145	* Try to open a XIM with the current modifiers, then see if we can	1367	* Try to open a XIM with the current modifiers, then see if we can
1146	* open a suitable preedit type	1368	* open a suitable preedit type
1147	*/	1369	*/
1148	bool	1370	bool
1149	rxvt_term::IM_get_IC ()	1371	rxvt_term::im_get_ic (const char *modifiers)
1150	{	1372	{
1151	int i, j, found;	1373	int i, j, found;
1152	XIM xim;	1374	XIM xim;
1153	XPoint spot;	1375	XPoint spot;
1154	XRectangle rect, status_rect, needed_rect;	1376	XRectangle rect, status_rect, needed_rect;
1155	unsigned long fg, bg;	1377	unsigned long fg, bg;
1156	const char *p;	1378	const char *p;
1157	char **s;	1379	char **s;
1158	XIMStyles *xim_styles;	1380	XIMStyles *xim_styles;
1159	XVaNestedList preedit_attr, status_attr;
1160	XIMCallback ximcallback;
1161		1381
1162	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1382	set_environ (env);
1163	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1383
1164	if (xim == NULL)	1384	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1165	return False;	1385	return false;
		1386
		1387	input_method = display->get_xim (locale, modifiers);
		1388	if (input_method == NULL)
		1389	return false;
		1390
		1391	xim = input_method->xim;
		1392	spot.x = spot.y = -1;
1166		1393
1167	xim_styles = NULL;	1394	xim_styles = NULL;
1168	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1395	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169	|| !xim_styles || !xim_styles->count_styles)	1396	|| !xim_styles || !xim_styles->count_styles)
1170	{	1397	{
1171	XCloseIM(xim);	1398	im_destroy ();
1172	return False;	1399	return false;
		1400	}
		1401
		1402	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1403
		1404	for (int pi = 0; pi < 2; pi++)
1173	}	1405	{
		1406	p = pet[pi];
1174		1407
1175	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1408	if (!p)
1176	: "OverTheSpot,OffTheSpot,Root";	1409	continue;
1177	s = rxvt_splitcommastring(p);	1410
		1411	s = rxvt_strsplit (',', p);
		1412
1178	for (i = found = 0; !found && s[i]; i++)	1413	for (i = found = 0; !found && s[i]; i++)
1179	{	1414	{
1180	if (!STRCMP(s[i], "OverTheSpot"))	1415	if (!strcmp (s[i], "OverTheSpot"))
1181	input_style = (XIMPreeditPosition | XIMStatusNothing);	1416	input_style = XIMPreeditPosition | XIMStatusNothing;
1182	else if (!STRCMP(s[i], "OffTheSpot"))	1417	else if (!strcmp (s[i], "OffTheSpot"))
1183	input_style = (XIMPreeditArea | XIMStatusArea);	1418	input_style = XIMPreeditArea | XIMStatusArea;
1184	else if (!STRCMP(s[i], "Root"))	1419	else if (!strcmp (s[i], "Root"))
1185	input_style = (XIMPreeditNothing | XIMStatusNothing);	1420	input_style = XIMPreeditNothing | XIMStatusNothing;
		1421	else if (!strcmp (s[i], "None"))
		1422	input_style = XIMPreeditNone | XIMStatusNone;
		1423	#ifdef ENABLE_XIM_ONTHESPOT
		1424	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1425	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1426	#endif
		1427	else
		1428	input_style = XIMPreeditNothing | XIMStatusNothing;
1186		1429
1187	for (j = 0; j < xim_styles->count_styles; j++)	1430	for (j = 0; j < xim_styles->count_styles; j++)
1188	if (input_style == xim_styles->supported_styles[j])	1431	if (input_style == xim_styles->supported_styles[j])
1189	{	1432	{
		1433	rxvt_free_strsplit (s);
		1434
1190	found = 1;	1435	found = 1;
1191	break;	1436	goto foundpet;
		1437	}
		1438
1192	}	1439	}
		1440
		1441	rxvt_free_strsplit (s);
1193	}	1442	}
1194	for (i = 0; s[i]; i++)	1443
1195	free(s[i]);	1444	foundpet:
1196	free(s);	1445
1197	XFree(xim_styles);	1446	XFree (xim_styles);
1198		1447
1199	if (!found)	1448	if (!found)
1200	{	1449	{
1201	XCloseIM(xim);	1450	im_destroy ();
1202	return False;	1451	return false;
		1452	}
		1453
		1454	XFontSet fs = 0;
		1455	XVaNestedList preedit_attr = 0, status_attr = 0;
		1456
		1457	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203	}	1458	{
		1459	// fake us a font-set, please
		1460	char **missing_charset_list;
		1461	int missing_charset_count;
		1462	char *def_string;
		1463	char pat[512];
1204		1464
1205	ximcallback.callback = rxvt_IMDestroyCallback;	1465	sprintf (pat,
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"*",
		1472	fheight,
		1473	fheight + 1, fheight - 1,
		1474	fheight - 2, fheight + 2);
1206		1475
1207	/* XXX: not sure why we need this (as well as IC one below) */	1476	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1477	&missing_charset_list, &missing_charset_count, &def_string);
1209		1478
1210	preedit_attr = status_attr = NULL;	1479	if (missing_charset_list)
		1480	XFreeStringList (missing_charset_list);
		1481
		1482	if (!fs)
		1483	{
		1484	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1485	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1486	}
		1487	}
1211		1488
1212	if (input_style & XIMPreeditPosition)	1489	if (input_style & XIMPreeditPosition)
1213	{	1490	{
1214	set_size (&rect);	1491	im_set_size (rect);
1215	set_position (&spot);	1492	im_set_position (spot);
1216	set_color (&fg, &bg);	1493	im_set_color (fg, bg);
1217		1494
1218	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1495	preedit_attr = XVaCreateNestedList (0,
		1496	XNForeground, fg,
		1497	XNBackground, bg,
		1498	XNArea, &rect,
1219	XNSpotLocation, &spot,	1499	XNSpotLocation, &spot,
1220	XNForeground, fg, XNBackground, bg,
1221	//XNFontSet, TermWin.fontset,	1500	XNFontSet, fs,
1222	NULL);	1501	NULL);
1223	}	1502	}
1224	else if (input_style & XIMPreeditArea)	1503	else if (input_style & XIMPreeditArea)
1225	{	1504	{
1226	set_color (&fg, &bg);	1505	im_set_color (fg, bg);
1227		1506
1228	/*	1507	/*
1229	* The necessary width of preedit area is unknown	1508	* The necessary width of preedit area is unknown
1230	* until create input context.	1509	* until create input context.
1231	*/	1510	*/
1232	needed_rect.width = 0;	1511	needed_rect.width = 0;
1233
1234	set_preedit_area(&rect, &status_rect, &needed_rect);	1512	im_set_preedit_area (rect, status_rect, needed_rect);
1235		1513
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1514	preedit_attr = XVaCreateNestedList (0,
		1515	XNForeground, fg,
1237	XNForeground, fg, XNBackground, bg,	1516	XNBackground, bg,
		1517	XNArea, &rect,
		1518	XNFontSet, fs,
		1519	NULL);
		1520	status_attr = XVaCreateNestedList (0,
		1521	XNForeground, fg,
		1522	XNBackground, bg,
		1523	XNArea, &status_rect,
1238	//XNFontSet, TermWin.fontset,	1524	XNFontSet, fs,
1239	NULL);	1525	NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1526	}
1241	XNForeground, fg, XNBackground, bg,	1527	#if ENABLE_XIM_ONTHESPOT
1242	//XNFontSet, TermWin.fontset,	1528	else if (input_style & XIMPreeditCallbacks)
		1529	{
		1530	XIMCallback xcb[4];
		1531
		1532	im_set_position (spot);
		1533
		1534	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1535	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1536	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1537	# if 0
		1538	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1539	# endif
		1540
		1541	preedit_attr = XVaCreateNestedList (0,
		1542	XNSpotLocation, &spot,
		1543	XNPreeditStartCallback, &xcb[0],
		1544	XNPreeditDoneCallback , &xcb[1],
		1545	XNPreeditDrawCallback , &xcb[2],
		1546	# if 0
		1547	XNPreeditCaretCallback, &xcb[3],
		1548	# endif
1243	NULL);	1549	NULL);
1244	}	1550	}
1245	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1551	#endif
		1552
		1553	Input_Context = XCreateIC (xim,
		1554	XNInputStyle, input_style,
1246	XNClientWindow, TermWin.parent[0],	1555	XNClientWindow, vt,
1247	XNFocusWindow, TermWin.parent[0],	1556	XNFocusWindow, parent,
1248	XNDestroyCallback, &ximcallback,
1249	preedit_attr ? XNPreeditAttributes : NULL,	1557	preedit_attr ? XNPreeditAttributes : NULL,
1250	preedit_attr,	1558	preedit_attr,
1251	status_attr ? XNStatusAttributes : NULL,	1559	status_attr ? XNStatusAttributes : NULL,
1252	status_attr, NULL);	1560	status_attr, NULL);
1253	if (preedit_attr)	1561
1254	XFree(preedit_attr);	1562	if (preedit_attr) XFree (preedit_attr);
1255	if (status_attr)	1563	if (status_attr) XFree (status_attr);
1256	XFree(status_attr);	1564	if (fs) XFreeFontSet (dpy, fs);
		1565
1257	if (Input_Context == NULL)	1566	if (Input_Context == NULL)
1258	{	1567	{
1259	rxvt_print_error("failed to create input context");	1568	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260	XCloseIM(xim);	1569	im_destroy ();
1261	return False;	1570	return false;
1262	}	1571	}
1263	if (input_style & XIMPreeditArea)	1572
1264	IMSetStatusPosition ();	1573	#if 0
1265	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1574	// unfortunately, only the focus window is used by XIM, hard to fix
		1575	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1576	vt_select_input ();
		1577	#endif
		1578
		1579	im_set_position ();
		1580
1266	return True;	1581	return true;
1267	}	1582	}
1268		1583
1269	/*
1270	* X manual pages and include files don't match on some systems:
1271	* some think this is an XIDProc and others an XIMProc so we can't
1272	* use the first argument - need to update this to be nice for
1273	* both types via some sort of configure detection
1274	*/
1275	/* ARGSUSED */
1276	/* EXTPROTO */
1277	void	1584	void
1278	rxvt_IMInstantiateCallback(Display * unused	1585	rxvt_term::im_cb ()
1279	__attribute__ ((unused)), XPointer client_data
1280	__attribute__ ((unused)), XPointer call_data
1281	__attribute__ ((unused)))
1282	{	1586	{
1283	int i, found, had_im;	1587	int i;
1284	const char *p;	1588	const char *p;
1285	char **s;	1589	char **s;
1286	char buf[IMBUFSIZ];	1590	char buf[IMBUFSIZ];
1287		1591
1288	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1592	make_current ();
		1593
		1594	im_destroy ();
		1595
1289	if (GET_R->Input_Context)	1596	if (Input_Context)
1290	return;	1597	return;
1291		1598
1292	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293	if (GET_R->rs[Rs_imLocale])	1599	if (rs[Rs_imLocale])
1294	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1600	SET_LOCALE (rs[Rs_imLocale]);
1295	#endif
1296		1601
1297	p = GET_R->rs[Rs_inputMethod];	1602	p = rs[Rs_inputMethod];
1298	if (p && *p)	1603	if (p && *p)
1299	{	1604	{
1300	bool found = false;	1605	bool found = false;
1301		1606
1302	s = rxvt_splitcommastring (p);	1607	s = rxvt_strsplit (',', p);
		1608
1303	for (i = 0; s[i]; i++)	1609	for (i = 0; s[i]; i++)
1304	{	1610	{
1305	if (*s[i])	1611	if (*s[i])
1306	{	1612	{
1307	STRCPY (buf, "@im=");	1613	strcpy (buf, "@im=");
1308	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1614	strncat (buf, s[i], IMBUFSIZ - 5);
1309	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1615	if (im_get_ic (buf))
1310	{	1616	{
1311	found = true;	1617	found = true;
1312	break;	1618	break;
1313	}	1619	}
1314	}	1620	}
1315	}	1621	}
1316	for (i = 0; s[i]; i++)	1622
1317	free(s[i]);	1623	rxvt_free_strsplit (s);
1318	free(s);
1319		1624
1320	if (found)	1625	if (found)
1321	goto done;	1626	goto done;
1322	}	1627	}
1323		1628
1324	/* try with XMODIFIERS env. var. */	1629	/* try with XMODIFIERS env. var. */
1325	if ((p = XSetLocaleModifiers ("")) && *p	1630	if (im_get_ic (""))
1326	&& GET_R->IM_get_IC ())
1327	goto done;	1631	goto done;
1328		1632
1329	/* try with no modifiers base IF the user didn't specify an IM */	1633	/* try with no modifiers base IF the user didn't specify an IM */
1330	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1634	if (im_get_ic ("@im=none"))
1331	&& GET_R->IM_get_IC () == True)
1332	goto done;	1635	goto done;
1333		1636
1334	done:	1637	done:
1335	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336	if (GET_R->rs[Rs_imLocale])	1638	if (rs[Rs_imLocale])
1337	setlocale (LC_CTYPE, GET_R->locale);	1639	SET_LOCALE (locale);
1338	#endif
1339	}	1640	}
1340		1641
1341	void	1642	void
1342	rxvt_term::IMSetStatusPosition ()	1643	rxvt_term::im_set_position ()
1343	{	1644	{
1344	XRectangle preedit_rect, status_rect, *needed_rect;	1645	XRectangle preedit_rect, status_rect, *needed_rect;
1345	XVaNestedList preedit_attr, status_attr;	1646	XVaNestedList preedit_attr, status_attr;
1346		1647
1347	if (Input_Context == NULL	1648	if (!Input_Context
1348	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1649	|| !focus
		1650	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1349	|| !IMisRunning ())	1651	|| !im_is_running ())
1350	return;	1652	return;
1351		1653
		1654	if (input_style & XIMPreeditPosition)
		1655	{
		1656	im_set_size (preedit_rect);
		1657	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1658
		1659	XSetICValues (Input_Context,
		1660	XNPreeditAttributes, preedit_attr, NULL);
		1661	}
		1662	else
		1663	{
1352	/* Getting the necessary width of preedit area */	1664	/* Getting the necessary width of preedit area */
1353	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355	XFree(status_attr);	1667	XFree (status_attr);
1356		1668
1357	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1670	XFree (needed_rect);
1358		1671
1359	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361		1674
1362	XSetICValues(Input_Context,	1675	XSetICValues (Input_Context,
1363	XNPreeditAttributes, preedit_attr,	1676	XNPreeditAttributes, preedit_attr,
1364	XNStatusAttributes, status_attr, NULL);	1677	XNStatusAttributes, status_attr,
		1678	NULL);
1365		1679
		1680	XFree (status_attr);
		1681	}
		1682
1366	XFree(preedit_attr);	1683	XFree (preedit_attr);
1367	XFree(status_attr);
1368	}	1684	}
1369	#endif /* USE_XIM */	1685	#endif /* USE_XIM */
1370		1686
1371	/*----------------------------------------------------------------------*/	1687	void
1372	rxvt_t rxvt_current_term;	1688	rxvt_term::get_window_origin (int &x, int &y)
		1689	{
		1690	Window cr;
		1691	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1692	}
		1693
		1694	#ifdef HAVE_BG_PIXMAP
		1695
		1696	void
		1697	rxvt_term::update_background ()
		1698	{
		1699	if (update_background_ev.is_active ())
		1700	return;
		1701
		1702	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1703
		1704	if (to_wait <= 0.)
		1705	bg_render ();
		1706	else
		1707	update_background_ev.start (to_wait);
		1708	}
		1709
		1710	void
		1711	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1712	{
		1713	make_current ();
		1714
		1715	update_background_ev.stop ();
		1716	bg_render ();
		1717	refresh_check ();
		1718	}
		1719
		1720	#endif /* HAVE_BG_PIXMAP */
1373		1721
1374	/*----------------------- end-of-file (C source) -----------------------*/	1722	/*----------------------- end-of-file (C source) -----------------------*/

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