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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 1.396 by root, Sat Dec 13 12:06:38 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	if (rs[Rs_fade])
		260	pix_colors_unfocused [i].free (this);
		261	#endif
		262	}
		263
		264	clear ();
		265
		266	display->flush (); /* ideally .put should do this */
		267	displays.put (display);
		268	}
		269
97	scr_release ();	270	scr_release ();
98		271
		272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	free (selection.clip_text);
99	free (locale);	278	free (locale);
100	free (codeset);	279	free (v_buffer);
101		280
102	#ifndef NO_SETOWNER_TTYDEV	281	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		282
116	if (cmd_fd >= 0)	283	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
117	close (cmd_fd);	284	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
118		285
119	if (Xfd >= 0)	286	delete env;
120	XCloseDisplay (Xdisplay);
121		287
122	delete PixColors;	288	delete envv;
		289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297
		298	SET_R ((rxvt_term *)0);
		299	}
		300
		301	// child has exited, usually destroys
		302	void
		303	rxvt_term::child_cb (ev::child &w, int status)
		304	{
		305	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		306
		307	cmd_pid = 0;
		308
		309	if (!option (Opt_hold))
		310	destroy ();
123	}	311	}
124		312
125	void	313	void
126	rxvt_term::destroy ()	314	rxvt_term::destroy ()
127	{	315	{
		316	if (destroy_ev.is_active ())
		317	return;
		318
		319	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
		325	if (display)
		326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	scrollbar_ev.stop (display);
		331	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		332	rootwin_ev.stop (display);
		333	#endif
		334	termwin_ev.stop (display);
		335	vt_ev.stop (display);
		336	}
		337
128	check_ev.stop ();	338	flush_ev.stop ();
129	pty_ev.stop ();	339	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	340	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	341	cursor_blink_ev.stop ();
133	#endif	342	#endif
134	#ifdef TEXT_BLINK	343	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	344	text_blink_ev.stop ();
136	#endif	345	#endif
		346	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		347	cont_scroll_ev.stop ();
		348	#endif
		349	#ifdef SELECTION_SCROLLING
		350	sel_scroll_ev.stop ();
		351	#endif
137	#ifdef POINTER_BLANK	352	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	353	pointer_ev.stop ();
139	#endif	354	#endif
140		355
141	destroy_ev.start (0);	356	destroy_ev.start ();
142	}	357	}
143		358
144	void	359	void
145	rxvt_term::destroy_cb (time_watcher &w)	360	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	361	{
147	SET_R (this);	362	make_current ();
148		363
149	delete this;	364	delete this;
150	}	365	}
151		366
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	367	void
170	rxvt_init_signals ()	368	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
171	{	369	{
172	/* install exit handler for cleanup */	370	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;	371	return;
		372
		373	uint8_t mask = 1 << (opt & 7);
		374	uint8_t &val = options [opt >> 3];
		375
		376	val = val & ~mask | (set ? mask : 0);
326	}	377	}
327		378
328	/*----------------------------------------------------------------------*/	379	/*----------------------------------------------------------------------*/
329	/*	380	/*
330	* Exit gracefully, clearing the utmp entry and restoring tty attributes	381	* 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	*/	382	*/
333	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
334	void
335	rxvt_clean_exit ()
336	{
337	GET_R->destroy ();
338	}
339		384
340	/* ------------------------------------------------------------------------- *	385	static void
341	* MEMORY ALLOCATION WRAPPERS *	386	rxvt_emergency_cleanup ()
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	387	{
347	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
348		389	(*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	}	390	}
358		391
359	/* EXTPROTO */	392	#if !ENABLE_MINIMAL
360	void *	393	static void ecb_cold
361	rxvt_calloc(size_t number, size_t size)	394	print_x_error (Display *dpy, XErrorEvent *event)
362	{	395	{
363	void *p;	396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
364		399
365	p = calloc(number, size);	400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
366	if (p)
367	return p;
368		401
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	402	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
370	rxvt_clean_exit();	403	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374		404
375	/* EXTPROTO */	405	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
376	void *	406	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
377	rxvt_realloc(void *ptr, size_t size)	407	rxvt_warn ("+ %s: %s\n", mesg, buffer);
378	{
379	void *p;
380		408
381	if (ptr)	409	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
382	p = realloc(ptr, size);	410	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		411
		412	if (event->request_code >= 128)
		413	{
		414	#if 0
		415	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		416	int nexts;
		417	char **exts = XListExtensions (dpy, &nexts);
		418
		419	while (nexts)
		420	{
		421	char *extname = exts [nexts - 1];
		422	int major, first_event, first_error;
		423
		424	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		425	{
		426	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		427	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		428
		429	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		430	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		431	rxvt_warn ("+ (which is %s)\n", buffer);
		432
		433	break;
		434	}
		435
		436	printf ("nextss %d %s\n", nexts, extname);//D
		437	--nexts;
		438	++exts;
		439	}
		440	#else
		441	int nexts = 0;
		442	char **exts = 0;
		443	#endif
		444
		445	if (!nexts)
		446	{
		447	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		448
		449	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		450	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		451
		452	#if 0
		453	sprintf (number, "RENDER.%d", event->minor_code);
		454	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		455	rxvt_warn ("+ (which is %s)\n", buffer);
		456	#endif
		457	}
		458
		459	XFreeExtensionList (exts);
		460	}
383	else	461	else
384	p = malloc(size);	462	{
385	if (p)	463	sprintf (number, "%d", event->request_code);
		464	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		465	rxvt_warn ("+ (which is %s)\n", buffer);
		466	}
		467
		468	if (event->error_code == BadWindow
		469	|| event->error_code == BadPixmap
		470	|| event->error_code == BadCursor
		471	|| event->error_code == BadFont
		472	|| event->error_code == BadDrawable
		473	|| event->error_code == BadColor
		474	|| event->error_code == BadGC
		475	|| event->error_code == BadIDChoice
		476	|| event->error_code == BadValue
		477	|| event->error_code == BadAtom)
		478	{
		479	if (event->error_code == BadValue)
		480	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		481	else if (event->error_code == BadAtom)
		482	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		483	else
		484	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		485
		486	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		487	}
		488	}
		489	#endif
		490
		491	int ecb_cold
		492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		493	{
		494	if (GET_R && GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	// GET_R is most likely not the terminal which caused the error,
		499	// so just output the error and continue
		500	#if ENABLE_MINIMAL
		501	old_xerror_handler (display, event);
		502	#else
		503	print_x_error (display, event);
		504	#endif
		505	}
		506
386	return p;	507	return 0;
		508	}
387		509
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	510	int ecb_cold
389	rxvt_clean_exit();	511	rxvt_xioerror_handler (Display *display)
		512	{
		513	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		514	DisplayString (display));
		515	rxvt_emergency_cleanup ();
390	exit(EXIT_FAILURE);	516	_exit (EXIT_FAILURE);
391	/* NOTREACHED */
392	}	517	}
393		518
394	/* ------------------------------------------------------------------------- *	519	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	{	520	{
401	#if ! defined(__CYGWIN32__)	521	ev::sig sw_term, sw_int;
402	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	522
403	/* setreuid() is the poor man's setuid(), seteuid() */	523	/*
404	# define seteuid(a) setreuid(-1, (a))	524	* Catch a fatal signal and tidy up before quitting
405	# define setegid(a) setregid(-1, (a))	525	*/
406	# define HAVE_SETEUID	526	void sig_term (ev::sig &w, int revents);
		527
		528	sig_handlers ()
		529	{
		530	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		531	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		532	}
		533	} sig_handlers;
		534
		535	void
		536	sig_handlers::sig_term (ev::sig &w, int revents)
		537	{
		538	rxvt_emergency_cleanup ();
		539	w.stop ();
		540	kill (getpid (), w.signum);
		541	}
		542
		543	static void
		544	rxvt_get_ttymode (struct termios *tio)
		545	{
		546	if (tcgetattr (STDIN_FILENO, tio) < 0)
		547	memset (tio, 0, sizeof (struct termios));
		548
		549	for (int i = 0; i < NCCS; i++)
		550	tio->c_cc[i] = VDISABLE;
		551
		552	tio->c_cc[VINTR] = CINTR;
		553	tio->c_cc[VQUIT] = CQUIT;
		554	tio->c_cc[VERASE] = CERASE;
		555	#ifdef VERASE2
		556	tio->c_cc[VERASE2] = CERASE2;
		557	#endif
		558	tio->c_cc[VKILL] = CKILL;
		559	tio->c_cc[VEOF] = CEOF;
		560	tio->c_cc[VSTART] = CSTART;
		561	tio->c_cc[VSTOP] = CSTOP;
		562	tio->c_cc[VSUSP] = CSUSP;
		563	# ifdef VDSUSP
		564	tio->c_cc[VDSUSP] = CDSUSP;
407	# endif	565	# endif
408	# ifdef HAVE_SETEUID	566	# ifdef VREPRINT
409	switch (mode)	567	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	568	# endif
441	#endif	569	# ifdef VDISCRD
442	}	570	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	571	# endif
492		572	# ifdef VWERSE
493	{	573	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	574	# endif
499		575	# ifdef VLNEXT
500	}	576	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	577	# endif
513		578	# ifdef VSTATUS
514	}	579	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	580	# endif
526	}	581
		582	# if VMIN != VEOF
		583	tio->c_cc[VMIN] = 1;
527	#endif	584	# endif
		585	# if VTIME != VEOL
		586	tio->c_cc[VTIME] = 0;
		587	# endif
		588
		589	/* input modes */
		590	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		591	# ifdef IMAXBEL
		592	| IMAXBEL
		593	# endif
		594	| IXON);
		595
		596	/* output modes */
		597	tio->c_oflag = (OPOST | ONLCR);
		598
		599	/* control modes */
		600	tio->c_cflag = (CS8 | CREAD);
		601
		602	/* local modes */
		603	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		604	# if defined (ECHOCTL) && defined (ECHOKE)
		605	| ECHOCTL | ECHOKE
		606	# endif
		607	| ECHOE | ECHOK);
		608	}
		609
		610	char **rxvt_environ; // startup environment
		611
		612	void
		613	rxvt_init ()
		614	{
		615	assert (("fontMask must not overlap other RS masks",
		616	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		617
		618	rxvt_get_ttymode (&rxvt_term::def_tio);
		619
		620	// get rid of stdin/stdout as we don't need them, to free resources
		621	dup2 (STDERR_FILENO, STDIN_FILENO);
		622	dup2 (STDERR_FILENO, STDOUT_FILENO);
		623
		624	if (!ev_default_loop ())
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
		640
		641	#if HAVE_PIXBUF
		642	g_type_init ();
		643	#endif
		644	}
528		645
529	/*----------------------------------------------------------------------*/	646	/*----------------------------------------------------------------------*/
530	/*	647	/*
531	* window size/position calculcations for XSizeHint and other storage.	648	* window size/position calculations for XSizeHint and other storage.
532	* if width/height are non-zero then override calculated width/height	649	* if width/height are non-zero then override calculated width/height
533	*/	650	*/
534	void	651	void
535	rxvt_term::window_calc (unsigned int width, unsigned int height)	652	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536	{	653	{
537	short recalc_x, recalc_y;	654	short recalc_x, recalc_y;
538	int x, y, sb_w, mb_h, flags;	655	int x, y, flags;
539	unsigned int w, h;	656	unsigned int w, h;
540	unsigned int max_width, max_height;	657	unsigned int max_width, max_height;
541		658
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;	659	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546	szHint.win_gravity = NorthWestGravity;	660	szHint.win_gravity = NorthWestGravity;
547	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	661	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548		662
549	recalc_x = recalc_y = 0;	663	recalc_x = recalc_y = 0;
550	flags = 0;	664	flags = 0;
		665
551	if (!parsed_geometry)	666	if (!parsed_geometry)
552	{	667	{
553	parsed_geometry = 1;	668	parsed_geometry = 1;
		669
554	if (rs[Rs_geometry])	670	if (rs[Rs_geometry])
555	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	671	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		672
556	if (flags & WidthValue)	673	if (flags & WidthValue)
557	{	674	{
558	TermWin.ncol = BOUND_POSITIVE_INT16(w);	675	if (!w)
		676	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		677
		678	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	679	szHint.flags |= USSize;
560	}	680	}
		681
561	if (flags & HeightValue)	682	if (flags & HeightValue)
562	{	683	{
563	TermWin.nrow = BOUND_POSITIVE_INT16(h);	684	if (!h)
		685	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		686
		687	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
564	szHint.flags |= USSize;	688	szHint.flags |= USSize;
565	}	689	}
		690
566	if (flags & XValue)	691	if (flags & XValue)
567	{	692	{
568	szHint.x = x;	693	szHint.x = x;
569	szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
570	if (flags & XNegative)	696	if (flags & XNegative)
571	{	697	{
572	recalc_x = 1;	698	recalc_x = 1;
573	szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
574	}	700	}
575	}	701	}
		702
576	if (flags & YValue)	703	if (flags & YValue)
577	{	704	{
578	szHint.y = y;	705	szHint.y = y;
579	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
580	if (flags & YNegative)	708	if (flags & YNegative)
581	{	709	{
582	recalc_y = 1;	710	recalc_y = 1;
		711
583	if (szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
584	szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
585	else	714	else
586	szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
587	}	716	}
588	}	717	}
589	}	718	}
		719
590	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
591	TermWin.width = TermWin.ncol * TermWin.fwidth;	721	width = ncol * fwidth;
592	TermWin.height = TermWin.nrow * TermWin.fheight;	722	height = nrow * fheight;
593	max_width = MAX_COLS * TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
594	max_height = MAX_ROWS * TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
595		725
596	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
597		727
598	sb_w = mb_h = 0;
599	window_vt_x = window_vt_y = 0;	728	window_vt_x = window_vt_y = int_bwidth;
600	if (scrollbar_visible ())	729
		730	if (scrollBar.state)
601	{	731	{
602	sb_w = scrollbar_TotalWidth();	732	int sb_w = scrollBar.total_width ();
603	szHint.base_width += sb_w;	733	szHint.base_width += sb_w;
		734
604	if (!(Options & Opt_scrollBar_right))	735	if (!option (Opt_scrollBar_right))
605	window_vt_x = sb_w;	736	window_vt_x += sb_w;
606	}
607	if (menubar_visible ())
608	{	737	}
609	mb_h = menuBar_TotalHeight();	738
610	szHint.base_height += mb_h;
611	window_vt_y = mb_h;
612	}
613	szHint.width_inc = TermWin.fwidth;	739	szHint.width_inc = fwidth;
614	szHint.height_inc = TermWin.fheight;	740	szHint.height_inc = fheight;
615	szHint.min_width = szHint.base_width + szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
616	szHint.min_height = szHint.base_height + szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
617		743
618	if (width && width - szHint.base_width < max_width)	744	if (newwidth && newwidth - szHint.base_width < max_width)
619	{	745	{
620	szHint.width = width;	746	szHint.width = newwidth;
621	TermWin.width = width - szHint.base_width;	747	width = newwidth - szHint.base_width;
622	}	748	}
623	else	749	else
624	{	750	{
625	MIN_IT(TermWin.width, max_width);	751	min_it (width, max_width);
626	szHint.width = szHint.base_width + TermWin.width;	752	szHint.width = szHint.base_width + width;
627	}	753	}
		754
628	if (height && height - szHint.base_height < max_height)	755	if (newheight && newheight - szHint.base_height < max_height)
629	{	756	{
630	szHint.height = height;	757	szHint.height = newheight;
631	TermWin.height = height - szHint.base_height;	758	height = newheight - szHint.base_height;
632	}	759	}
633	else	760	else
634	{	761	{
635	MIN_IT(TermWin.height, max_height);	762	min_it (height, max_height);
636	szHint.height = szHint.base_height + TermWin.height;	763	szHint.height = szHint.base_height + height;
637	}	764	}
638	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
639	window_sb_x = szHint.width - sb_w;
640		765
641	if (recalc_x)	766	if (recalc_x)
642	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	767	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
643	- szHint.width - 2 * TermWin.ext_bwidth);	768
644	if (recalc_y)	769	if (recalc_y)
645	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	770	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
646	- szHint.height - 2 * TermWin.ext_bwidth);
647		771
648	TermWin.ncol = TermWin.width / TermWin.fwidth;	772	ncol = width / fwidth;
649	TermWin.nrow = TermWin.height / TermWin.fheight;	773	nrow = height / fheight;
650	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774
651	TermWin.ncol, TermWin.nrow, szHint.width,	775	// When the size of the vt window is not a multiple of the cell
652	szHint.height));	776	// size, i.e., when the wm does not honour our size hints, there are
653	return;	777	// extra areas not covered by the terminal screen. Such gaps, when a
		778	// bg pixmap is set, would have to be cleared manually to properly
		779	// refresh the background. We take the simpler route and shrink the
		780	// vt window so as to avoid creating gaps.
		781	vt_width = ncol * fwidth;
		782	vt_height = nrow * fheight;
654	}	783	}
655		784
656	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
657	/*	786	/*
658	* Tell the teletype handler what size the window is.	787	* Tell the teletype handler what size the window is.
659	* Called after a window size change.	788	* Called after a window size change.
660	*/	789	*/
661	void	790	void
662	rxvt_term::tt_winch ()	791	rxvt_term::tt_winch ()
663	{	792	{
		793	if (pty->pty < 0)
		794	return;
		795
664	struct winsize ws;	796	struct winsize ws;
665		797
666	if (cmd_fd < 0)
667	return;
668
669	ws.ws_col = TermWin.ncol;	798	ws.ws_col = ncol;
670	ws.ws_row = TermWin.nrow;	799	ws.ws_row = nrow;
671	ws.ws_xpixel = ws.ws_ypixel = 0;	800	ws.ws_xpixel = vt_width;
672	#ifndef DEBUG_SIZE	801	ws.ws_ypixel = vt_height;
673	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	802	ioctl (pty->pty, TIOCSWINSZ, &ws);
		803
		804	#if 0
		805	// TIOCSWINSZ is supposed to do this automatically and correctly
		806	if (cmd_pid) /* force through to the command */
		807	kill (-cmd_pid, SIGWINCH);
		808	#endif
		809	}
		810
		811	/*----------------------------------------------------------------------*/
		812	/* load and set the various fonts */
		813	bool
		814	rxvt_term::set_fonts ()
		815	{
		816	rxvt_fontset *fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop;
		818
		819	if (!fs
		820	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		821	|| !fs->realize_font (1))
		822	{
		823	delete fs;
		824	return false;
		825	}
		826
		827	#if ENABLE_STYLES
		828	for (int i = RS_styleCount; --i; )
		829	if (fontset[i] != fontset[0])
		830	delete fontset[i];
		831	#endif
		832
		833	delete fontset[0];
		834	fontset[0] = fs;
		835
		836	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		837	prop.width = max (prop.width + letterSpace, 1);
		838
		839	fs->set_prop (prop, false);
		840
		841	fwidth = prop.width;
		842	fheight = prop.height + lineSpace;
		843	fbase = prop.ascent;
		844
		845	for (int style = 1; style < 4; style++)
		846	{
		847	#if ENABLE_STYLES
		848	const char *res = rs[Rs_font + style];
		849
		850	if (res && !*res)
		851	fontset[style] = fontset[0];
		852	else
		853	{
		854	fontset[style] = fs = new rxvt_fontset (this);
		855	rxvt_fontprop prop2 = prop;
		856
		857	if (res)
		858	{
		859	fs->populate (res);
		860	fs->set_prop (prop2, false);
		861	}
		862	else
		863	{
		864	fs->populate (fontset[0]->fontdesc);
		865
		866	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		867	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		868
		869	fs->set_prop (prop2, true);
		870	}
		871
		872	}
674	#else	873	#else
675	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	874	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	875	#endif
681	#endif	876	}
682	}
683		877
684	/*----------------------------------------------------------------------*/	878	if (parent)
685	/* rxvt_change_font() - Switch to a new font */	879	{
686	/*	880	resize_all_windows (0, 0, 0);
687	* init = 1 - initialize	881	scr_remap_chars ();
688	*	882	scr_touch (true);
689	* fontname == FONT_UP - switch to bigger font	883	}
690	* fontname == FONT_DN - switch to smaller font
691	*/
692	void
693	rxvt_term::change_font (int init, const char *fontname)
694	{}
695		884
		885	return true;
		886	}
		887
696	void	888	void
697	rxvt_term::font_up_down (int n, int direction)	889	rxvt_term::set_string_property (Atom prop, const char *str, int len)
698	{}	890	{
		891	XChangeProperty (dpy, parent,
		892	prop, XA_STRING, 8, PropModeReplace,
		893	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		894	}
		895
		896	void
		897	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		898	{
		899	XTextProperty ct;
		900
		901	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		902	{
		903	XSetTextProperty (dpy, parent, &ct, prop);
		904	XFree (ct.value);
		905	}
		906	}
		907
		908	void
		909	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		910	{
		911	wchar_t *ws = rxvt_mbstowcs (str, len);
		912	char *s = rxvt_wcstoutf8 (ws);
		913
		914	XChangeProperty (dpy, parent,
		915	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		916	(const unsigned char *)s, strlen (s));
		917
		918	free (s);
		919	free (ws);
		920	}
699		921
700	/*----------------------------------------------------------------------*/	922	/*----------------------------------------------------------------------*/
701	/*----------------------------------------------------------------------*/	923	/*----------------------------------------------------------------------*/
702	/* xterm sequences - title, iconName, color (exptl) */	924	/* xterm sequences - title, iconName, color (exptl) */
703	void	925	void
704	rxvt_term::set_title (const char *str)	926	rxvt_term::set_title (const char *str)
705	{	927	{
706	#ifndef SMART_WINDOW_TITLE	928	set_mbstring_property (XA_WM_NAME, str);
707	XStoreName(Xdisplay, TermWin.parent[0], str);	929	#if ENABLE_EWMH
708	#else	930	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	931	#endif
718	}	932	}
719		933
720	void	934	void
721	rxvt_term::set_iconName (const char *str)	935	rxvt_term::set_icon_name (const char *str)
722	{	936	{
723	#ifndef SMART_WINDOW_TITLE	937	set_mbstring_property (XA_WM_ICON_NAME, str);
724	XSetIconName(Xdisplay, TermWin.parent[0], str);	938	#if ENABLE_EWMH
725	#else	939	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	940	#endif
735	}	941	}
736		942
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
737	#ifdef XTERM_COLOR_CHANGE	946	#ifdef XTERM_COLOR_CHANGE
738	void
739	rxvt_term::set_window_color (int idx, const char *color)
740	{
741	rxvt_color xcol;	947	rxvt_color xcol;
742	int i;
743		948
744	if (color == NULL || *color == '\0')	949	if (color == NULL || *color == '\0')
745	return;	950	return;
746		951
		952	color = strdup (color);
		953	allocated.push_back ((void *)color);
		954	rs[Rs_color + idx] = color;
		955
747	/* handle color aliases */	956	/* handle color aliases */
748	if (isdigit(*color))	957	if (isdigit (*color))
749	{	958	{
750	i = atoi(color);	959	int i = atoi (color);
		960
751	if (i >= 8 && i <= 15)	961	if (i >= 8 && i <= 15)
		962	{
752	{ /* bright colors */	963	/* bright colors */
753	i -= 8;
754	# ifndef NO_BRIGHTCOLOR
755	PixColors[idx] = PixColors[minBrightCOLOR + i];	964	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
756	SET_PIXCOLOR(idx);
757	goto Done;	965	goto done;
758	# endif
759
760	}	966	}
		967
761	if (i >= 0 && i <= 7)	968	if (i >= 0 && i <= 7)
		969	{
762	{ /* normal colors */	970	/* normal colors */
763	PixColors[idx] = PixColors[minCOLOR + i];	971	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764	SET_PIXCOLOR(idx);
765	goto Done;	972	goto done;
766	}	973	}
767	}	974	}
768	if (!rXParseAllocColor (& xcol, color))	975
769	return;	976	set_color (xcol, color);
770	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
771		977
772	/*	978	/*
773	* FIXME: should free colors here, but no idea how to do it so instead,	979	* FIXME: should free colors here, but no idea how to do it so instead,
774	* so just keep gobbling up the colormap	980	* so just keep gobbling up the colormap
775	*/	981	*/
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		982
788	PixColors[idx] = xcol;	983	pix_colors_focused[idx] = xcol;
789	SET_PIXCOLOR(idx);
790		984
791	/* XSetWindowAttributes attr; */
792	/* Cursor cursor; */
793	Done:	985	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. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
799		987
800	set_colorfgbg ();	988	update_fade_color (idx);
801	recolour_cursor ();	989	recolour_cursor ();
802	/* the only reasonable way to enforce a clean update */	990	scr_recolour ();
803	scr_poweron ();	991	#endif /* XTERM_COLOR_CHANGE */
804	}	992	}
805
806	#else
807	# define set_window_color (idx,color) ((void)0)
808	#endif /* XTERM_COLOR_CHANGE */
809		993
810	void	994	void
811	rxvt_term::recolour_cursor ()	995	rxvt_term::recolour_cursor ()
812	{	996	{
813	#if TODO	997	XColor fg, bg;
814	rxvt_color xcol[2];
815		998
816	xcol[0] = PixColors[Color_pointer];	999	(ISSET_PIXCOLOR (Color_pointer_fg)
817	xcol[1] = PixColors[Color_bg];	1000	? pix_colors_focused[Color_pointer_fg]
818	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1001	: pix_colors_focused[Color_fg]).get (fg);
		1002
		1003	(ISSET_PIXCOLOR (Color_pointer_bg)
		1004	? pix_colors_focused[Color_pointer_bg]
		1005	: pix_colors_focused[Color_bg]).get (bg);
		1006
819	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1007	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
820	#endif
821	}	1008	}
822		1009
823	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
824	/*	1011	/*
825	* find if fg/bg matches any of the normal (low-intensity) colors	1012	* find if fg/bg matches any of the normal (low-intensity) colors
826	*/	1013	*/
827	void	1014	char *
828	rxvt_term::set_colorfgbg ()	1015	rxvt_term::get_colorfgbg ()
829	{	1016	{
830	unsigned int i;	1017	unsigned int i;
831	const char *xpmb = "\0";	1018	const char *xpmb = "";
832	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1019	char fstr[] = "default";
833		1020	char bstr[] = "default";
834	env_colorfgbg =	1021	char *env_colorfgbg;
835	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1022
836	STRCPY(fstr, "default");
837	STRCPY(bstr, "default");
838	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
839	if (PixColors[Color_fg] == PixColors[i])	1024	if (pix_colors[Color_fg] == pix_colors[i])
840	{	1025	{
841	sprintf(fstr, "%d", (i - Color_Black));	1026	sprintf (fstr, "%d", i - Color_Black);
842	break;	1027	break;
843	}	1028	}
		1029
844	for (i = Color_Black; i <= Color_White; i++)	1030	for (i = Color_Black; i <= Color_White; i++)
845	if (PixColors[Color_bg] == PixColors[i])	1031	if (pix_colors[Color_bg] == pix_colors[i])
846	{	1032	{
847	sprintf(bstr, "%d", (i - Color_Black));	1033	sprintf (bstr, "%d", i - Color_Black);
848	#ifdef XPM_BACKGROUND	1034	#if BG_IMAGE_FROM_FILE
849	xpmb = "default;";	1035	xpmb = "default;";
850	#endif	1036	#endif
851	break;	1037	break;
852	}	1038	}
		1039
		1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
853	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1041	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854	putenv(env_colorfgbg);	1042	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	}	1043	}
867		1044
868	/*----------------------------------------------------------------------*/	1045	/*----------------------------------------------------------------------*/
869	/*
870	* Colour determination for low colour displays, routine from
871	* Hans de Goede <hans@highrise.nl>
872	*/
873		1046
874	int	1047	bool
875	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1048	rxvt_term::set_color (rxvt_color &color, const char *name)
876	{	1049	{
877	if (!screen_in_out->set (this, colour))	1050	if (color.set (this, name))
878	{
879	rxvt_print_error("can't allocate colour: %s", colour);
880	return false;
881	}
882
883	return true;	1051	return true;
		1052
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1054	return false;
		1055	}
		1056
		1057	void
		1058	rxvt_term::alias_color (int dst, int src)
		1059	{
		1060	pix_colors[dst].free (this);
		1061	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
884	}	1062	}
885		1063
886	/* -------------------------------------------------------------------- *	1064	/* -------------------------------------------------------------------- *
887	* - WINDOW RESIZING - *	1065	* - WINDOW RESIZING - *
888	* -------------------------------------------------------------------- */	1066	* -------------------------------------------------------------------- */
889	void	1067	void
890	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1068	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891	{	1069	{
892	int fix_screen;	1070	int fix_screen;
		1071	int old_width = szHint.width;
		1072	int old_height = szHint.height;
893		1073
894	#ifdef SMART_RESIZE
895	int old_width = szHint.width, old_height = szHint.height;
896	#endif
897
898	window_calc (width, height);	1074	window_calc (newwidth, newheight);
		1075
		1076	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1077
		1078	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1079	if (set_hint)
		1080	{
		1081	szHint.flags &= ~(PBaseSize | PResizeInc);
899	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1082	XSetWMNormalHints (dpy, parent, &szHint);
		1083	szHint.flags |= PBaseSize | PResizeInc;
		1084	}
		1085
900	if (!ignoreparent)	1086	if (!ignoreparent)
901	{	1087	{
902	#ifdef SMART_RESIZE	1088	#ifdef SMART_RESIZE
903	/*	1089	/*
904	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1090	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
907	int x, y, x1, y1;	1093	int x, y, x1, y1;
908	int dx, dy;	1094	int dx, dy;
909	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1095	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910	Window unused_cr;	1096	Window unused_cr;
911		1097
912	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1098	XTranslateCoordinates (dpy, parent, display->root,
913	0, 0, &x, &y, &unused_cr);	1099	0, 0, &x, &y, &unused_cr);
914	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1100	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
915	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1101	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
916	/*	1102	/*
917	* if Xroot isn't the parent window, a WM will probably have offset	1103	* if display->root isn't the parent window, a WM will probably have offset
918	* our position for handles and decorations. Counter it	1104	* our position for handles and decorations. Counter it
919	*/	1105	*/
920	if (x1 != x || y1 != y)	1106	if (x1 != x || y1 != y)
921	{	1107	{
922	x -= x1;	1108	x -= x1;
923	y -= y1;	1109	y -= y1;
924	}	1110	}
925		1111
926	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1112	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
927	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1113	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
928	dx = old_width - szHint.width;	1114	dx = old_width - szHint.width;
929	dy = old_height - szHint.height;	1115	dy = old_height - szHint.height;
930		1116
931	/* Check position of the center of the window */	1117	/* Check position of the center of the window */
932	if (x < x1) /* left half */	1118	if (x < x1) /* left half */
933	dx = 0;	1119	dx = 0;
…		…
936	if (y < y1) /* top half */	1122	if (y < y1) /* top half */
937	dy = 0;	1123	dy = 0;
938	else if (y == y1) /* exact center */	1124	else if (y == y1) /* exact center */
939	dy /= 2;	1125	dy /= 2;
940		1126
941	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1127	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
942	szHint.width, szHint.height);	1128	szHint.width, szHint.height);
943	#else	1129	#else
944	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1130	XResizeWindow (dpy, parent, szHint.width, szHint.height);
945	szHint.height);
946	#endif	1131	#endif
947
948	}	1132	}
949		1133
950	fix_screen = (TermWin.ncol != prev_ncol	1134	if (set_hint)
951	|| TermWin.nrow != prev_nrow);	1135	XSetWMNormalHints (dpy, parent, &szHint);
952		1136
		1137	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1138
953	if (fix_screen || width != old_width || height != old_height)	1139	if (fix_screen || newwidth != old_width || newheight != old_height)
954	{	1140	{
955	if (scrollbar_visible ())	1141	if (scrollBar.state)
956	{	1142	scrollBar.resize ();
957	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
958	0, scrollbar_TotalWidth (), szHint.height);
959	resize_scrollbar ();
960	}
961		1143
962	if (menubar_visible ())	1144	XMoveResizeWindow (dpy, vt,
963	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1145	window_vt_x, window_vt_y,
964	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1146	vt_width, vt_height);
965		1147
966	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1148	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		1149
		1150	#ifdef HAVE_BG_PIXMAP
		1151	if (bg_window_size_sensitive ())
		1152	update_background ();
		1153	#endif
979	}	1154	}
980		1155
981	if (fix_screen || old_height == 0)	1156	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();	1157	scr_reset ();
996		1158
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	1159	#if USE_XIM
1008	IMSetStatusPosition ();	1160	im_set_position ();
1009	#endif	1161	#endif
1010	}	1162	}
1011		1163
1012	/*	1164	/*
1013	* Set the width/height of the vt window in characters. Units are pixels.	1165	* Set the width/height of the vt window in characters. Units are pixels.
1014	* good for toggling 80/132 columns	1166	* good for toggling 80/132 columns
1015	*/	1167	*/
1016	void	1168	void
1017	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1169	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018	{	1170	{
1019	XWindowAttributes wattr;	1171	XWindowAttributes wattr;
1020		1172
1021	if (width == 0 || height == 0)	1173	if (newwidth == 0 || newheight == 0)
1022	{	1174	{
1023	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1175	XGetWindowAttributes (dpy, display->root, &wattr);
		1176
1024	if (width == 0)	1177	if (newwidth == 0)
1025	width = wattr.width - szHint.base_width;	1178	newwidth = wattr.width - szHint.base_width;
1026	if (height == 0)	1179	if (newheight == 0)
1027	height = wattr.height - szHint.base_height;	1180	newheight = wattr.height - szHint.base_height;
1028	}
1029	if (width != TermWin.width || height != TermWin.height)
1030	{	1181	}
		1182
		1183	if (newwidth != vt_width || newheight != vt_height)
		1184	{
1031	width += szHint.base_width;	1185	newwidth += szHint.base_width;
1032	height += szHint.base_height;	1186	newheight += szHint.base_height;
1033	resize_all_windows (width, height, 0);	1187	resize_all_windows (newwidth, newheight, 0);
1034	}	1188	}
1035	}	1189	}
1036		1190
1037	/* -------------------------------------------------------------------- *	1191	/* -------------------------------------------------------------------- *
1038	* - X INPUT METHOD ROUTINES - *	1192	* - X INPUT METHOD ROUTINES - *
1039	* -------------------------------------------------------------------- */	1193	* -------------------------------------------------------------------- */
1040	#ifdef USE_XIM	1194	#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		1195
1050	void	1196	void
1051	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1197	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052	{	1198	{
1053	*fg = PixColors[Color_fg];	1199	fg = pix_colors [Color_fg];
1054	*bg = PixColors[Color_bg];	1200	bg = pix_colors [Color_bg];
		1201	}
		1202
		1203	void
		1204	rxvt_term::im_set_size (XRectangle &size)
		1205	{
		1206	// the int_bwidth terms make no sense to me
		1207	size.x = int_bwidth;
		1208	size.y = int_bwidth;
		1209	size.width = Width2Pixel (ncol) + int_bwidth;
		1210	size.height = Height2Pixel (nrow) + int_bwidth;
		1211	}
		1212
		1213	void
		1214	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1215	XRectangle &status_rect,
		1216	const XRectangle &needed_rect)
		1217	{
		1218	preedit_rect.x = needed_rect.width;
		1219	preedit_rect.y = 0;
		1220	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1221	preedit_rect.height = fheight;
		1222
		1223	status_rect.x = 0;
		1224	status_rect.y = 0;
		1225	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1226	status_rect.height = fheight;
1055	}	1227	}
1056		1228
1057	/* Checking whether input method is running. */	1229	/* Checking whether input method is running. */
1058	bool	1230	bool
1059	rxvt_term::IMisRunning ()	1231	rxvt_term::im_is_running ()
1060	{	1232	{
1061	char *p;	1233	Atom atom;
1062	Atom atom;	1234	Window win;
1063	Window win;
1064	char server[IMBUFSIZ];	1235	char server[IMBUFSIZ];
1065		1236
1066	/* get current locale modifier */	1237	/* get current locale modifier */
1067	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1238	if (char *p = XSetLocaleModifiers (0))
1068	{	1239	{
1069	STRCPY(server, "@server=");	1240	strcpy (server, "@server=");
1070	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1241	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1242
1071	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1243	if (p = strchr (server + 1, '@')) /* first one only */
1072	*p = '\0';	1244	*p = '\0';
1073		1245
1074	atom = XInternAtom(Xdisplay, server, False);	1246	atom = XInternAtom (dpy, server, False);
1075	win = XGetSelectionOwner(Xdisplay, atom);	1247	win = XGetSelectionOwner (dpy, atom);
		1248
1076	if (win != None)	1249	if (win != None)
1077	return True;	1250	return true;
1078	}	1251	}
		1252
1079	return False;	1253	return false;
1080	}	1254	}
1081		1255
1082	void	1256	void
1083	rxvt_term::IMSendSpot ()	1257	rxvt_term::im_send_spot ()
1084	{	1258	{
1085	XPoint spot;	1259	XPoint nspot;
1086	XVaNestedList preedit_attr;	1260	XVaNestedList preedit_attr;
1087		1261
1088	if (Input_Context == NULL	1262	if (!Input_Context
1089	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1263	|| !focus
1090	|| !(event_type == KeyPress	1264	|| !(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;	1265	return;
1097		1266
1098	set_position (&spot);	1267	im_set_position (nspot);
1099		1268
		1269	if (nspot.x == spot.x && nspot.y == spot.y)
		1270	return;
		1271
		1272	spot = nspot;
		1273
1100	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1274	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1275	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102	XFree(preedit_attr);	1276	XFree (preedit_attr);
1103	}	1277	}
1104		1278
1105	void	1279	void
1106	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1280	rxvt_term::im_destroy ()
1107	XRectangle * needed_rect)
1108	{	1281	{
1109	int mbh, vtx = 0;	1282	if (input_method)
		1283	{
		1284	if (Input_Context && input_method->xim)
		1285	XDestroyIC (Input_Context);
1110		1286
1111	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1287	display->put_xim (input_method);
1112	vtx = scrollbar_TotalWidth();	1288	input_method = 0;
		1289	}
1113		1290
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;	1291	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	}	1292	}
		1293
		1294	#ifdef ENABLE_XIM_ONTHESPOT
		1295
		1296	static void
		1297	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1298	{
		1299	((rxvt_term *)client_data)->make_current ();
		1300	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1301	}
		1302
		1303	static void
		1304	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1305	{
		1306	((rxvt_term *)client_data)->make_current ();
		1307	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1308	}
		1309
		1310	static void
		1311	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1312	{
		1313	rxvt_term *term = (rxvt_term *)client_data;
		1314	XIMText *text = call_data->text;
		1315
		1316	term->make_current ();
		1317
		1318	if (text)
		1319	{
		1320	wchar_t *str;
		1321
		1322	if (!text->encoding_is_wchar && text->string.multi_byte)
		1323	{
		1324	// of course, X makes it ugly again
		1325	if (term->rs[Rs_imLocale])
		1326	SET_LOCALE (term->rs[Rs_imLocale]);
		1327
		1328	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1329	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1330
		1331	if (term->rs[Rs_imLocale])
		1332	SET_LOCALE (term->locale);
		1333	}
		1334	else
		1335	str = text->string.wide_char;
		1336
		1337	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1338	DT_INT, call_data->caret,
		1339	DT_INT, call_data->chg_first,
		1340	DT_INT, call_data->chg_length,
		1341	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1342	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1343	DT_END));
		1344	}
		1345	else
		1346	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1347	DT_INT, call_data->caret,
		1348	DT_INT, call_data->chg_first,
		1349	DT_INT, call_data->chg_length,
		1350	DT_END));
		1351	}
		1352
		1353	#if 0
		1354	static void
		1355	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1356	{
		1357	((rxvt_term *)client_data)->make_current ();
		1358	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1359	DT_INT, call_data->position,
		1360	DT_INT, call_data->direction,
		1361	DT_INT, call_data->style,
		1362	DT_END));
		1363	}
		1364	#endif
		1365
		1366	#endif
1143		1367
1144	/*	1368	/*
1145	* Try to open a XIM with the current modifiers, then see if we can	1369	* Try to open a XIM with the current modifiers, then see if we can
1146	* open a suitable preedit type	1370	* open a suitable preedit type
1147	*/	1371	*/
1148	bool	1372	bool
1149	rxvt_term::IM_get_IC ()	1373	rxvt_term::im_get_ic (const char *modifiers)
1150	{	1374	{
1151	int i, j, found;	1375	int i, j, found;
1152	XIM xim;	1376	XIM xim;
1153	XPoint spot;	1377	XPoint spot;
1154	XRectangle rect, status_rect, needed_rect;	1378	XRectangle rect, status_rect, needed_rect;
1155	unsigned long fg, bg;	1379	unsigned long fg, bg;
1156	const char *p;	1380	const char *p;
1157	char **s;	1381	char **s;
1158	XIMStyles *xim_styles;	1382	XIMStyles *xim_styles;
1159	XVaNestedList preedit_attr, status_attr;
1160	XIMCallback ximcallback;
1161		1383
1162	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1384	set_environ (env);
1163	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1385
1164	if (xim == NULL)	1386	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1165	return False;	1387	return false;
		1388
		1389	input_method = display->get_xim (locale, modifiers);
		1390	if (input_method == NULL)
		1391	return false;
		1392
		1393	xim = input_method->xim;
		1394	spot.x = spot.y = -1;
1166		1395
1167	xim_styles = NULL;	1396	xim_styles = NULL;
1168	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1397	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169	|| !xim_styles || !xim_styles->count_styles)	1398	|| !xim_styles || !xim_styles->count_styles)
1170	{	1399	{
1171	XCloseIM(xim);	1400	im_destroy ();
1172	return False;	1401	return false;
		1402	}
		1403
		1404	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1405
		1406	for (int pi = 0; pi < 2; pi++)
1173	}	1407	{
		1408	p = pet[pi];
1174		1409
1175	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1410	if (!p)
1176	: "OverTheSpot,OffTheSpot,Root";	1411	continue;
1177	s = rxvt_splitcommastring(p);	1412
		1413	s = rxvt_strsplit (',', p);
		1414
1178	for (i = found = 0; !found && s[i]; i++)	1415	for (i = found = 0; !found && s[i]; i++)
1179	{	1416	{
1180	if (!STRCMP(s[i], "OverTheSpot"))	1417	if (!strcmp (s[i], "OverTheSpot"))
1181	input_style = (XIMPreeditPosition | XIMStatusNothing);	1418	input_style = XIMPreeditPosition | XIMStatusNothing;
1182	else if (!STRCMP(s[i], "OffTheSpot"))	1419	else if (!strcmp (s[i], "OffTheSpot"))
1183	input_style = (XIMPreeditArea | XIMStatusArea);	1420	input_style = XIMPreeditArea | XIMStatusArea;
1184	else if (!STRCMP(s[i], "Root"))	1421	else if (!strcmp (s[i], "Root"))
1185	input_style = (XIMPreeditNothing | XIMStatusNothing);	1422	input_style = XIMPreeditNothing | XIMStatusNothing;
		1423	else if (!strcmp (s[i], "None"))
		1424	input_style = XIMPreeditNone | XIMStatusNone;
		1425	#ifdef ENABLE_XIM_ONTHESPOT
		1426	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1427	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1428	#endif
		1429	else
		1430	input_style = XIMPreeditNothing | XIMStatusNothing;
1186		1431
1187	for (j = 0; j < xim_styles->count_styles; j++)	1432	for (j = 0; j < xim_styles->count_styles; j++)
1188	if (input_style == xim_styles->supported_styles[j])	1433	if (input_style == xim_styles->supported_styles[j])
1189	{	1434	{
		1435	rxvt_free_strsplit (s);
		1436
1190	found = 1;	1437	found = 1;
1191	break;	1438	goto foundpet;
		1439	}
		1440
1192	}	1441	}
		1442
		1443	rxvt_free_strsplit (s);
1193	}	1444	}
1194	for (i = 0; s[i]; i++)	1445
1195	free(s[i]);	1446	foundpet:
1196	free(s);	1447
1197	XFree(xim_styles);	1448	XFree (xim_styles);
1198		1449
1199	if (!found)	1450	if (!found)
1200	{	1451	{
1201	XCloseIM(xim);	1452	im_destroy ();
1202	return False;	1453	return false;
		1454	}
		1455
		1456	XFontSet fs = 0;
		1457	XVaNestedList preedit_attr = 0, status_attr = 0;
		1458
		1459	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203	}	1460	{
		1461	// fake us a font-set, please
		1462	char **missing_charset_list;
		1463	int missing_charset_count;
		1464	char *def_string;
		1465	char pat[512];
1204		1466
1205	ximcallback.callback = rxvt_IMDestroyCallback;	1467	sprintf (pat,
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"*",
		1474	fheight,
		1475	fheight + 1, fheight - 1,
		1476	fheight - 2, fheight + 2);
1206		1477
1207	/* XXX: not sure why we need this (as well as IC one below) */	1478	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1479	&missing_charset_list, &missing_charset_count, &def_string);
1209		1480
1210	preedit_attr = status_attr = NULL;	1481	if (missing_charset_list)
		1482	XFreeStringList (missing_charset_list);
		1483
		1484	if (!fs)
		1485	{
		1486	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1487	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1488	}
		1489	}
1211		1490
1212	if (input_style & XIMPreeditPosition)	1491	if (input_style & XIMPreeditPosition)
1213	{	1492	{
1214	set_size (&rect);	1493	im_set_size (rect);
1215	set_position (&spot);	1494	im_set_position (spot);
1216	set_color (&fg, &bg);	1495	im_set_color (fg, bg);
1217		1496
1218	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1497	preedit_attr = XVaCreateNestedList (0,
		1498	XNForeground, fg,
		1499	XNBackground, bg,
		1500	XNArea, &rect,
1219	XNSpotLocation, &spot,	1501	XNSpotLocation, &spot,
1220	XNForeground, fg, XNBackground, bg,
1221	//XNFontSet, TermWin.fontset,	1502	XNFontSet, fs,
1222	NULL);	1503	NULL);
1223	}	1504	}
1224	else if (input_style & XIMPreeditArea)	1505	else if (input_style & XIMPreeditArea)
1225	{	1506	{
1226	set_color (&fg, &bg);	1507	im_set_color (fg, bg);
1227		1508
1228	/*	1509	/*
1229	* The necessary width of preedit area is unknown	1510	* The necessary width of preedit area is unknown
1230	* until create input context.	1511	* until create input context.
1231	*/	1512	*/
1232	needed_rect.width = 0;	1513	needed_rect.width = 0;
1233
1234	set_preedit_area(&rect, &status_rect, &needed_rect);	1514	im_set_preedit_area (rect, status_rect, needed_rect);
1235		1515
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
1237	XNForeground, fg, XNBackground, bg,	1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNFontSet, fs,
		1521	NULL);
		1522	status_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &status_rect,
1238	//XNFontSet, TermWin.fontset,	1526	XNFontSet, fs,
1239	NULL);	1527	NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1528	}
1241	XNForeground, fg, XNBackground, bg,	1529	#if ENABLE_XIM_ONTHESPOT
1242	//XNFontSet, TermWin.fontset,	1530	else if (input_style & XIMPreeditCallbacks)
		1531	{
		1532	XIMCallback xcb[4];
		1533
		1534	im_set_position (spot);
		1535
		1536	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1537	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1538	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1539	# if 0
		1540	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1541	# endif
		1542
		1543	preedit_attr = XVaCreateNestedList (0,
		1544	XNSpotLocation, &spot,
		1545	XNPreeditStartCallback, &xcb[0],
		1546	XNPreeditDoneCallback , &xcb[1],
		1547	XNPreeditDrawCallback , &xcb[2],
		1548	# if 0
		1549	XNPreeditCaretCallback, &xcb[3],
		1550	# endif
1243	NULL);	1551	NULL);
1244	}	1552	}
1245	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1553	#endif
		1554
		1555	Input_Context = XCreateIC (xim,
		1556	XNInputStyle, input_style,
1246	XNClientWindow, TermWin.parent[0],	1557	XNClientWindow, vt,
1247	XNFocusWindow, TermWin.parent[0],	1558	XNFocusWindow, parent,
1248	XNDestroyCallback, &ximcallback,
1249	preedit_attr ? XNPreeditAttributes : NULL,	1559	preedit_attr ? XNPreeditAttributes : NULL,
1250	preedit_attr,	1560	preedit_attr,
1251	status_attr ? XNStatusAttributes : NULL,	1561	status_attr ? XNStatusAttributes : NULL,
1252	status_attr, NULL);	1562	status_attr, NULL);
1253	if (preedit_attr)	1563
1254	XFree(preedit_attr);	1564	if (preedit_attr) XFree (preedit_attr);
1255	if (status_attr)	1565	if (status_attr) XFree (status_attr);
1256	XFree(status_attr);	1566	if (fs) XFreeFontSet (dpy, fs);
		1567
1257	if (Input_Context == NULL)	1568	if (Input_Context == NULL)
1258	{	1569	{
1259	rxvt_print_error("failed to create input context");	1570	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260	XCloseIM(xim);	1571	im_destroy ();
1261	return False;	1572	return false;
1262	}	1573	}
1263	if (input_style & XIMPreeditArea)	1574
1264	IMSetStatusPosition ();	1575	#if 0
1265	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1576	// unfortunately, only the focus window is used by XIM, hard to fix
		1577	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1578	vt_select_input ();
		1579	#endif
		1580
		1581	im_set_position ();
		1582
1266	return True;	1583	return true;
1267	}	1584	}
1268		1585
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	1586	void
1278	rxvt_IMInstantiateCallback(Display * unused	1587	rxvt_term::im_cb ()
1279	__attribute__ ((unused)), XPointer client_data
1280	__attribute__ ((unused)), XPointer call_data
1281	__attribute__ ((unused)))
1282	{	1588	{
1283	int i, found, had_im;	1589	int i;
1284	const char *p;	1590	const char *p;
1285	char **s;	1591	char **s;
1286	char buf[IMBUFSIZ];	1592	char buf[IMBUFSIZ];
1287		1593
1288	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1594	make_current ();
		1595
		1596	im_destroy ();
		1597
1289	if (GET_R->Input_Context)	1598	if (Input_Context)
1290	return;	1599	return;
1291		1600
1292	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293	if (GET_R->rs[Rs_imLocale])	1601	if (rs[Rs_imLocale])
1294	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1602	SET_LOCALE (rs[Rs_imLocale]);
1295	#endif
1296		1603
1297	p = GET_R->rs[Rs_inputMethod];	1604	p = rs[Rs_inputMethod];
1298	if (p && *p)	1605	if (p && *p)
1299	{	1606	{
1300	bool found = false;	1607	bool found = false;
1301		1608
1302	s = rxvt_splitcommastring (p);	1609	s = rxvt_strsplit (',', p);
		1610
1303	for (i = 0; s[i]; i++)	1611	for (i = 0; s[i]; i++)
1304	{	1612	{
1305	if (*s[i])	1613	if (*s[i])
1306	{	1614	{
1307	STRCPY (buf, "@im=");	1615	strcpy (buf, "@im=");
1308	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1616	strncat (buf, s[i], IMBUFSIZ - 5);
1309	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1617	if (im_get_ic (buf))
1310	{	1618	{
1311	found = true;	1619	found = true;
1312	break;	1620	break;
1313	}	1621	}
1314	}	1622	}
1315	}	1623	}
1316	for (i = 0; s[i]; i++)	1624
1317	free(s[i]);	1625	rxvt_free_strsplit (s);
1318	free(s);
1319		1626
1320	if (found)	1627	if (found)
1321	goto done;	1628	goto done;
1322	}	1629	}
1323		1630
1324	/* try with XMODIFIERS env. var. */	1631	/* try with XMODIFIERS env. var. */
1325	if ((p = XSetLocaleModifiers ("")) && *p	1632	if (im_get_ic (""))
1326	&& GET_R->IM_get_IC ())
1327	goto done;	1633	goto done;
1328		1634
1329	/* try with no modifiers base IF the user didn't specify an IM */	1635	/* try with no modifiers base IF the user didn't specify an IM */
1330	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1636	if (im_get_ic ("@im=none"))
1331	&& GET_R->IM_get_IC () == True)
1332	goto done;	1637	goto done;
1333		1638
1334	done:	1639	done:
1335	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336	if (GET_R->rs[Rs_imLocale])	1640	if (rs[Rs_imLocale])
1337	setlocale (LC_CTYPE, GET_R->locale);	1641	SET_LOCALE (locale);
1338	#endif
1339	}	1642	}
1340		1643
1341	void	1644	void
1342	rxvt_term::IMSetStatusPosition ()	1645	rxvt_term::im_set_position ()
1343	{	1646	{
1344	XRectangle preedit_rect, status_rect, *needed_rect;	1647	XRectangle preedit_rect, status_rect, *needed_rect;
1345	XVaNestedList preedit_attr, status_attr;	1648	XVaNestedList preedit_attr, status_attr;
1346		1649
1347	if (Input_Context == NULL	1650	if (!Input_Context
1348	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1651	|| !focus
		1652	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1349	|| !IMisRunning ())	1653	|| !im_is_running ())
1350	return;	1654	return;
1351		1655
		1656	if (input_style & XIMPreeditPosition)
		1657	{
		1658	im_set_size (preedit_rect);
		1659	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1660
		1661	XSetICValues (Input_Context,
		1662	XNPreeditAttributes, preedit_attr, NULL);
		1663	}
		1664	else
		1665	{
1352	/* Getting the necessary width of preedit area */	1666	/* Getting the necessary width of preedit area */
1353	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1667	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1668	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355	XFree(status_attr);	1669	XFree (status_attr);
1356		1670
1357	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1671	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1672	XFree (needed_rect);
1358		1673
1359	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1674	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1675	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361		1676
1362	XSetICValues(Input_Context,	1677	XSetICValues (Input_Context,
1363	XNPreeditAttributes, preedit_attr,	1678	XNPreeditAttributes, preedit_attr,
1364	XNStatusAttributes, status_attr, NULL);	1679	XNStatusAttributes, status_attr,
		1680	NULL);
1365		1681
		1682	XFree (status_attr);
		1683	}
		1684
1366	XFree(preedit_attr);	1685	XFree (preedit_attr);
1367	XFree(status_attr);
1368	}	1686	}
1369	#endif /* USE_XIM */	1687	#endif /* USE_XIM */
1370		1688
1371	/*----------------------------------------------------------------------*/	1689	void
1372	rxvt_t rxvt_current_term;	1690	rxvt_term::get_window_origin (int &x, int &y)
		1691	{
		1692	Window cr;
		1693	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1694	}
		1695
		1696	#ifdef HAVE_BG_PIXMAP
		1697
		1698	void
		1699	rxvt_term::update_background ()
		1700	{
		1701	if (update_background_ev.is_active ())
		1702	return;
		1703
		1704	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1705
		1706	if (to_wait <= 0.)
		1707	bg_render ();
		1708	else
		1709	update_background_ev.start (to_wait);
		1710	}
		1711
		1712	void
		1713	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1714	{
		1715	make_current ();
		1716
		1717	update_background_ev.stop ();
		1718	bg_render ();
		1719	refresh_check ();
		1720	}
		1721
		1722	#endif /* HAVE_BG_PIXMAP */
1373		1723
1374	/*----------------------- end-of-file (C source) -----------------------*/	1724	/*----------------------- end-of-file (C source) -----------------------*/

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