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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.383 by sf-exg, Wed Aug 29 09:43:42 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		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
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	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);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
59	}	76	}
60		77
61	void *	78	void
62	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
63	{	80	{
64	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
65		84
66	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
67	return p;	148	return len;
68	}
69		149
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	150	}
		151	#endif
75		152
76	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
78	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
79	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);
80	#endif	160	#endif
81	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
82	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 ENABLE_TRANSPARENCY || 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),
83	#endif	179	#endif
84	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86	#endif	182	#endif
87	x_ev (this, &rxvt_term::x_cb),	183	#ifndef NO_BELL
88	check_ev (this, &rxvt_term::check_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89	incr_ev (this, &rxvt_term::incr_cb),	185	#endif
90	pty_ev (this, &rxvt_term::pty_cb)	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91	{	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
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 (display)
		232	{
		233	selection_clear ();
		234	selection_clear (true);
		235
		236	#if USE_XIM
		237	im_destroy ();
		238	#endif
		239	scrollBar.destroy ();
		240	if (gc) XFreeGC (dpy, gc);
		241
		242	delete drawable;
		243	// destroy all windows
		244	if (parent)
		245	XDestroyWindow (dpy, parent);
		246
		247	for (int i = 0; i < TOTAL_COLORS; i++)
		248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
		251	#if OFF_FOCUS_FADING
		252	pix_colors_unfocused [i].free (this);
		253	#endif
		254	}
		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
		259	displays.put (display);
		260	}
		261
97	scr_release ();	262	scr_release ();
98		263
		264	/* clear all resources */
		265	for (int i = 0; i < allocated.size (); i++)
		266	free (allocated [i]);
		267
		268	free (selection.text);
		269	free (selection.clip_text);
99	free (locale);	270	free (locale);
100	free (codeset);	271	free (v_buffer);
101		272
102	#ifndef NO_SETOWNER_TTYDEV	273	delete selection_req;
103	rxvt_privileged_ttydev (this, RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, 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		274
116	if (cmd_fd >= 0)	275	delete envv;
117	close (cmd_fd);	276	delete argv;
118		277
119	if (Xfd >= 0)	278	#ifdef KEYSYM_RESOURCE
120	XCloseDisplay (Xdisplay);	279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
121		285
122	delete PixColors;	286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
123	}	296	}
124		297
125	void	298	void
126	rxvt_term::destroy ()	299	rxvt_term::destroy ()
127	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
		310	if (display)
		311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		317	rootwin_ev.stop (display);
		318	#endif
		319	termwin_ev.stop (display);
		320	vt_ev.stop (display);
		321	}
		322
128	check_ev.stop ();	323	flush_ev.stop ();
129	pty_ev.stop ();	324	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
133	#endif	327	#endif
134	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	329	text_blink_ev.stop ();
136	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
137	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	338	pointer_ev.stop ();
139	#endif	339	#endif
140		340
141	destroy_ev.start (0);	341	destroy_ev.start ();
142	}	342	}
143		343
144	void	344	void
145	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	346	{
147	SET_R (this);	347	make_current ();
148		348
149	delete this;	349	delete this;
150	}	350	}
151		351
152	/*----------------------------------------------------------------------*/	352	void
153	/* rxvt_init() */	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{	354	{
158	SET_R (new rxvt_term);	355	if (!opt)
159	dR;
160
161	if (!R->init_vars () || !R->init (argc, argv))
162	{
163	delete R;
164	return NULL;
165	}
166
167	return R;	356	return;
168	}
169		357
170	/* EXTPROTO */	358	uint8_t mask = 1 << (opt & 7);
171	void	359	uint8_t &val = options [opt >> 3];
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else
179	#endif
180	#endif
181		360
182	struct sigaction sa;	361	val = val & ~mask | (set ? mask : 0);
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool
201	rxvt_term::init (int argc, const char *const *argv)
202	{
203	/*
204	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems
209	*/
210	rxvt_privileges (this, SAVE);
211	rxvt_privileges (this, IGNORE);
212
213	init_secondary ();
214
215	const char **cmd_argv = init_resources (argc, argv);
216
217	set_locale ("");
218
219	#if (MENUBAR_MAX)
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}
272
273	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */
276	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/
279	/* ARGSUSED */
280	/* EXTPROTO */
281	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{
284	int pid, save_errno = errno;
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286	;
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();
327	}
328
329	return 0;
330	}	362	}
331		363
332	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
333	/*	365	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can
336	*/	367	*/
337	/* EXTPROTO */	368	static XErrorHandler old_xerror_handler;
338	void
339	rxvt_clean_exit ()
340	{
341	dR;
342		369
343	R->destroy ();	370	static void
344	}	371	rxvt_emergency_cleanup ()
345
346	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */
350	void *
351	rxvt_malloc(size_t size)
352	{	372	{
353	void *p;	373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
354		374	(*t)->emergency_cleanup ();
355	p = malloc(size);
356	if (p)
357	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}	375	}
364		376
365	/* EXTPROTO */	377	#if !ENABLE_MINIMAL
366	void *	378	static void ecb_cold
367	rxvt_calloc(size_t number, size_t size)	379	print_x_error (Display *dpy, XErrorEvent *event)
368	{	380	{
369	void *p;	381	char buffer[BUFSIZ];
		382	char mesg[BUFSIZ];
		383	char number[32];
370		384
371	p = calloc(number, size);	385	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
372	if (p)
373	return p;
374		386
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	387	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
376	rxvt_clean_exit();	388	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}
380		389
381	/* EXTPROTO */	390	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
382	void *	391	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
383	rxvt_realloc(void *ptr, size_t size)	392	rxvt_warn ("+ %s: %s\n", mesg, buffer);
384	{
385	void *p;
386		393
387	if (ptr)	394	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
388	p = realloc(ptr, size);	395	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		396
		397	if (event->request_code >= 128)
		398	{
		399	#if 0
		400	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		401	int nexts;
		402	char **exts = XListExtensions (dpy, &nexts);
		403
		404	while (nexts)
		405	{
		406	char *extname = exts [nexts - 1];
		407	int major, first_event, first_error;
		408
		409	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		410	{
		411	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		412	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		413
		414	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		415	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		416	rxvt_warn ("+ (which is %s)\n", buffer);
		417
		418	break;
		419	}
		420
		421	printf ("nextss %d %s\n", nexts, extname);//D
		422	--nexts;
		423	++exts;
		424	}
		425	#else
		426	int nexts = 0;
		427	char **exts = 0;
		428	#endif
		429
		430	if (!nexts)
		431	{
		432	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		433
		434	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		435	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		436
		437	#if 0
		438	sprintf (number, "RENDER.%d", event->minor_code);
		439	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		440	rxvt_warn ("+ (which is %s)\n", buffer);
		441	#endif
		442	}
		443
		444	XFreeExtensionList (exts);
		445	}
389	else	446	else
390	p = malloc(size);	447	{
391	if (p)	448	sprintf (number, "%d", event->request_code);
392	return p;	449	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		450	rxvt_warn ("+ (which is %s)\n", buffer);
		451	}
393		452
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	453	if (event->error_code == BadWindow
395	rxvt_clean_exit();	454	|| event->error_code == BadPixmap
		455	|| event->error_code == BadCursor
		456	|| event->error_code == BadFont
		457	|| event->error_code == BadDrawable
		458	|| event->error_code == BadColor
		459	|| event->error_code == BadGC
		460	|| event->error_code == BadIDChoice
		461	|| event->error_code == BadValue
		462	|| event->error_code == BadAtom)
		463	{
		464	if (event->error_code == BadValue)
		465	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		466	else if (event->error_code == BadAtom)
		467	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		468	else
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		470
		471	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		472	}
		473	}
		474	#endif
		475
		476	int ecb_cold
		477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		478	{
		479	if (GET_R->allowedxerror == -1)
		480	GET_R->allowedxerror = event->error_code;
		481	else
		482	{
		483	// GET_R is most likely not the terminal which caused the error,
		484	// so just output the error and continue
		485	#if ENABLE_MINIMAL
		486	old_xerror_handler (display, event);
		487	#else
		488	print_x_error (display, event);
		489	#endif
		490	}
		491
		492	return 0;
		493	}
		494
		495	int ecb_cold
		496	rxvt_xioerror_handler (Display *display)
		497	{
		498	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		499	DisplayString (display));
		500	rxvt_emergency_cleanup ();
396	exit(EXIT_FAILURE);	501	_exit (EXIT_FAILURE);
397	/* NOTREACHED */
398	}	502	}
399		503
400	/* ------------------------------------------------------------------------- *	504	static struct sig_handlers
401	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void
406	rxvt_privileges(pR_ int mode)
407	{	505	{
408	#if ! defined(__CYGWIN32__)	506	ev::sig sw_term, sw_int;
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	507
410	/* setreuid() is the poor man's setuid(), seteuid() */	508	/*
411	# define seteuid(a) setreuid(-1, (a))	509	* Catch a fatal signal and tidy up before quitting
412	# define setegid(a) setregid(-1, (a))	510	*/
413	# define HAVE_SETEUID	511	void sig_term (ev::sig &w, int revents);
		512
		513	sig_handlers ()
		514	{
		515	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		516	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		517	}
		518	} sig_handlers;
		519
		520	void
		521	sig_handlers::sig_term (ev::sig &w, int revents)
		522	{
		523	rxvt_emergency_cleanup ();
		524	w.stop ();
		525	kill (getpid (), w.signum);
		526	}
		527
		528	static void
		529	rxvt_get_ttymode (struct termios *tio)
		530	{
		531	if (tcgetattr (STDIN_FILENO, tio) < 0)
		532	memset (tio, 0, sizeof (struct termios));
		533
		534	for (int i = 0; i < NCCS; i++)
		535	tio->c_cc[i] = VDISABLE;
		536
		537	tio->c_cc[VINTR] = CINTR;
		538	tio->c_cc[VQUIT] = CQUIT;
		539	tio->c_cc[VERASE] = CERASE;
		540	#ifdef VERASE2
		541	tio->c_cc[VERASE2] = CERASE2;
		542	#endif
		543	tio->c_cc[VKILL] = CKILL;
		544	tio->c_cc[VEOF] = CEOF;
		545	tio->c_cc[VSTART] = CSTART;
		546	tio->c_cc[VSTOP] = CSTOP;
		547	tio->c_cc[VSUSP] = CSUSP;
		548	# ifdef VDSUSP
		549	tio->c_cc[VDSUSP] = CDSUSP;
414	# endif	550	# endif
415	# ifdef HAVE_SETEUID	551	# ifdef VREPRINT
416	switch (mode) {	552	tio->c_cc[VREPRINT] = CRPRNT;
417	case IGNORE:
418	/*
419	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required
421	*/
422	seteuid(getuid());
423	setegid(getgid());
424	break;
425	case SAVE:
426	R->euid = geteuid();
427	R->egid = getegid();
428	break;
429	case RESTORE:
430	seteuid(R->euid);
431	setegid(R->egid);
432	break;
433	}
434	# else
435	switch (mode) {
436	case IGNORE:
437	setuid(getuid());
438	setgid(getgid());
439	/* FALLTHROUGH */
440	case SAVE:
441	/* FALLTHROUGH */
442	case RESTORE:
443	break;
444	}
445	# endif	553	# endif
446	#endif	554	# ifdef VDISCRD
447	}	555	tio->c_cc[VDISCRD] = CFLUSH;
448
449	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void
452	rxvt_privileged_utmp(pR_ char action)
453	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462	if (action == SAVE) {
463	R->next_utmp_action = RESTORE;
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465	} else { /* action == RESTORE */
466	R->next_utmp_action = IGNORE;
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif	556	# endif
495	{	557	# ifdef VWERSE
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	558	tio->c_cc[VWERSE] = CWERASE;
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif	559	# endif
501	}	560	# ifdef VLNEXT
502	} else { /* action == RESTORE */	561	tio->c_cc[VLNEXT] = CLNEXT;
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif	562	# endif
512	}	563	# ifdef VSTATUS
513		564	tio->c_cc[VSTATUS] = CSTATUS;
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif	565	# endif
524	}	566
		567	# if VMIN != VEOF
		568	tio->c_cc[VMIN] = 1;
525	#endif	569	# endif
		570	# if VTIME != VEOL
		571	tio->c_cc[VTIME] = 0;
		572	# endif
		573
		574	/* input modes */
		575	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		576	# ifdef IMAXBEL
		577	| IMAXBEL
		578	# endif
		579	| IXON);
		580
		581	/* output modes */
		582	tio->c_oflag = (OPOST | ONLCR);
		583
		584	/* control modes */
		585	tio->c_cflag = (CS8 | CREAD);
		586
		587	/* local modes */
		588	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		589	# if defined (ECHOCTL) && defined (ECHOKE)
		590	| ECHOCTL | ECHOKE
		591	# endif
		592	| ECHOE | ECHOK);
		593	}
		594
		595	char **rxvt_environ; // startup environment
		596
		597	void
		598	rxvt_init ()
		599	{
		600	assert (("fontMask must not overlap other RS masks",
		601	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		602
		603	rxvt_get_ttymode (&rxvt_term::def_tio);
		604
		605	// get rid of stdin/stdout as we don't need them, to free resources
		606	dup2 (STDERR_FILENO, STDIN_FILENO);
		607	dup2 (STDERR_FILENO, STDOUT_FILENO);
		608
		609	if (!ev_default_loop ())
		610	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		611
		612	rxvt_environ = environ;
		613
		614	signal (SIGHUP, SIG_IGN);
		615	signal (SIGPIPE, SIG_IGN);
		616
		617	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		618	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		619
		620	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		621	// TODO: handle this with exceptions and tolerate the memory loss
		622	XSetIOErrorHandler (rxvt_xioerror_handler);
		623
		624	XrmInitialize ();
		625
		626	#if HAVE_PIXBUF
		627	g_type_init ();
		628	#endif
		629	}
526		630
527	/*----------------------------------------------------------------------*/	631	/*----------------------------------------------------------------------*/
528	/*	632	/*
529	* window size/position calculcations for XSizeHint and other storage.	633	* window size/position calculations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	634	* if width/height are non-zero then override calculated width/height
531	*/	635	*/
532	void	636	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	637	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	638	{
535	short recalc_x, recalc_y;	639	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	640	int x, y, flags;
537	unsigned int w, h;	641	unsigned int w, h;
538	unsigned int max_width, max_height;	642	unsigned int max_width, max_height;
539		643
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	644	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	645	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	646	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		647
547	recalc_x = recalc_y = 0;	648	recalc_x = recalc_y = 0;
548	flags = 0;	649	flags = 0;
		650
549	if (!parsed_geometry) {	651	if (!parsed_geometry)
		652	{
550	parsed_geometry = 1;	653	parsed_geometry = 1;
		654
551	if (rs[Rs_geometry])	655	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		657
553	if (flags & WidthValue) {	658	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	659	{
		660	if (!w)
		661	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		662
		663	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	664	szHint.flags |= USSize;
556	}	665	}
		666
557	if (flags & HeightValue) {	667	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	668	{
		669	if (!h)
		670	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		671
		672	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	673	szHint.flags |= USSize;
560	}	674	}
		675
561	if (flags & XValue) {	676	if (flags & XValue)
		677	{
562	szHint.x = x;	678	szHint.x = x;
563	szHint.flags |= USPosition;	679	szHint.flags |= USPosition;
		680
564	if (flags & XNegative) {	681	if (flags & XNegative)
		682	{
565	recalc_x = 1;	683	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	684	szHint.win_gravity = NorthEastGravity;
567	}	685	}
568	}	686	}
		687
569	if (flags & YValue) {	688	if (flags & YValue)
		689	{
570	szHint.y = y;	690	szHint.y = y;
571	szHint.flags |= USPosition;	691	szHint.flags |= USPosition;
		692
572	if (flags & YNegative) {	693	if (flags & YNegative)
		694	{
573	recalc_y = 1;	695	recalc_y = 1;
		696
574	if (szHint.win_gravity == NorthEastGravity)	697	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	698	szHint.win_gravity = SouthEastGravity;
576	else	699	else
577	szHint.win_gravity = SouthWestGravity;	700	szHint.win_gravity = SouthWestGravity;
578	}	701	}
579	}	702	}
580	}	703	}
		704
581	/* TODO: BOUNDS */	705	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	706	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	707	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	708	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	709	max_height = MAX_ROWS * fheight;
586		710
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	711	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		712
589	sb_w = mb_h = 0;
590	window_vt_x = window_vt_y = 0;	713	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible (this)) {	714
		715	if (scrollBar.state)
		716	{
592	sb_w = scrollbar_TotalWidth();	717	int sb_w = scrollBar.total_width ();
593	szHint.base_width += sb_w;	718	szHint.base_width += sb_w;
		719
594	if (!(Options & Opt_scrollBar_right))	720	if (!option (Opt_scrollBar_right))
595	window_vt_x = sb_w;	721	window_vt_x += sb_w;
596	}	722	}
597	if (menubar_visible (this)) {	723
598	mb_h = menuBar_TotalHeight();
599	szHint.base_height += mb_h;
600	window_vt_y = mb_h;
601	}
602	szHint.width_inc = TermWin.fwidth;	724	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	725	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	726	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	727	szHint.min_height = szHint.base_height + szHint.height_inc;
606		728
607	if (width && width - szHint.base_width < max_width) {	729	if (newwidth && newwidth - szHint.base_width < max_width)
		730	{
608	szHint.width = width;	731	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	732	width = newwidth - szHint.base_width;
610	} else {	733	}
611	MIN_IT(TermWin.width, max_width);	734	else
		735	{
		736	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	737	szHint.width = szHint.base_width + width;
613	}	738	}
		739
614	if (height && height - szHint.base_height < max_height) {	740	if (newheight && newheight - szHint.base_height < max_height)
		741	{
615	szHint.height = height;	742	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	743	height = newheight - szHint.base_height;
617	} else {	744	}
		745	else
		746	{
618	MIN_IT(TermWin.height, max_height);	747	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	748	szHint.height = szHint.base_height + height;
620	}	749	}
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;
623		750
624	if (recalc_x)	751	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	752	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);	753
627	if (recalc_y)	754	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	755	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		756
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	757	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	758	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	759
634	TermWin.ncol, TermWin.nrow, szHint.width,	760	// When the size of the vt window is not a multiple of the cell
635	szHint.height));	761	// size, i.e., when the wm does not honour our size hints, there are
636	return;	762	// extra areas not covered by the terminal screen. Such gaps, when a
		763	// bg pixmap is set, would have to be cleared manually to properly
		764	// refresh the background. We take the simpler route and shrink the
		765	// vt window so as to avoid creating gaps.
		766	vt_width = ncol * fwidth;
		767	vt_height = nrow * fheight;
637	}	768	}
638		769
639	/*----------------------------------------------------------------------*/	770	/*----------------------------------------------------------------------*/
640	/*	771	/*
641	* Tell the teletype handler what size the window is.	772	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	773	* Called after a window size change.
643	*/	774	*/
644	void	775	void
645	rxvt_term::tt_winch ()	776	rxvt_term::tt_winch ()
646	{	777	{
		778	if (pty->pty < 0)
		779	return;
		780
647	struct winsize ws;	781	struct winsize ws;
648		782
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	783	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	784	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	785	ws.ws_xpixel = vt_width;
655	#ifndef DEBUG_SIZE	786	ws.ws_ypixel = vt_height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	787	ioctl (pty->pty, TIOCSWINSZ, &ws);
		788
		789	#if 0
		790	// TIOCSWINSZ is supposed to do this automatically and correctly
		791	if (cmd_pid) /* force through to the command */
		792	kill (-cmd_pid, SIGWINCH);
		793	#endif
		794	}
		795
		796	/*----------------------------------------------------------------------*/
		797	/* load and set the various fonts */
		798	bool
		799	rxvt_term::set_fonts ()
		800	{
		801	rxvt_fontset *fs = new rxvt_fontset (this);
		802	rxvt_fontprop prop;
		803
		804	if (!fs
		805	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		806	|| !fs->realize_font (1))
		807	{
		808	delete fs;
		809	return false;
		810	}
		811
		812	#if ENABLE_STYLES
		813	for (int i = RS_styleCount; --i; )
		814	if (fontset[i] != fontset[0])
		815	delete fontset[i];
		816	#endif
		817
		818	delete fontset[0];
		819	fontset[0] = fs;
		820
		821	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		822	prop.width = max (prop.width + letterSpace, 1);
		823
		824	fs->set_prop (prop, false);
		825
		826	fwidth = prop.width;
		827	fheight = prop.height + lineSpace;
		828	fbase = prop.ascent;
		829
		830	for (int style = 1; style < 4; style++)
		831	{
		832	#if ENABLE_STYLES
		833	const char *res = rs[Rs_font + style];
		834
		835	if (res && !*res)
		836	fontset[style] = fontset[0];
		837	else
		838	{
		839	fontset[style] = fs = new rxvt_fontset (this);
		840	rxvt_fontprop prop2 = prop;
		841
		842	if (res)
		843	{
		844	fs->populate (res);
		845	fs->set_prop (prop2, false);
		846	}
		847	else
		848	{
		849	fs->populate (fontset[0]->fontdesc);
		850
		851	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		852	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		853
		854	fs->set_prop (prop2, true);
		855	}
		856
		857	}
657	#else	858	#else
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	859	fontset[style] = fontset[0];
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);
663	# endif	860	#endif
664	#endif	861	}
665	}
666		862
667	/*----------------------------------------------------------------------*/	863	if (parent)
668	/* rxvt_change_font() - Switch to a new font */	864	{
669	/*	865	resize_all_windows (0, 0, 0);
670	* init = 1 - initialize	866	scr_remap_chars ();
671	*	867	scr_touch (true);
672	* fontname == FONT_UP - switch to bigger font	868	}
673	* fontname == FONT_DN - switch to smaller font
674	*/
675	/* EXTPROTO */
676	void
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{
679	}
680		869
681	/* INTPROTO */	870	return true;
		871	}
		872
682	void	873	void
683	rxvt_font_up_down(pR_ int n, int direction)	874	rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	875	{
		876	XChangeProperty (dpy, parent,
		877	prop, XA_STRING, 8, PropModeReplace,
		878	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		879	}
		880
		881	void
		882	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		883	{
		884	XTextProperty ct;
		885
		886	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		887	{
		888	XSetTextProperty (dpy, parent, &ct, prop);
		889	XFree (ct.value);
		890	}
		891	}
		892
		893	void
		894	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		895	{
		896	wchar_t *ws = rxvt_mbstowcs (str, len);
		897	char *s = rxvt_wcstoutf8 (ws);
		898
		899	XChangeProperty (dpy, parent,
		900	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		901	(const unsigned char *)s, strlen (s));
		902
		903	free (s);
		904	free (ws);
685	}	905	}
686		906
687	/*----------------------------------------------------------------------*/	907	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	909	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	910	void
692	rxvt_set_title(pR_ const char *str)	911	rxvt_term::set_title (const char *str)
693	{	912	{
694	#ifndef SMART_WINDOW_TITLE	913	set_mbstring_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	914	#if ENABLE_EWMH
696	#else	915	set_utf8_property (xa[XA_NET_WM_NAME], str);
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif	916	#endif
706	}	917	}
707		918
708	/* EXTPROTO */
709	void	919	void
710	rxvt_set_iconName(pR_ const char *str)	920	rxvt_term::set_icon_name (const char *str)
711	{	921	{
712	#ifndef SMART_WINDOW_TITLE	922	set_mbstring_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	923	#if ENABLE_EWMH
714	#else	924	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif	925	#endif
724	}	926	}
725		927
		928	void
		929	rxvt_term::set_window_color (int idx, const char *color)
		930	{
726	#ifdef XTERM_COLOR_CHANGE	931	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;	932	rxvt_color xcol;
732	int i;
733		933
734	if (color == NULL || *color == '\0')	934	if (color == NULL || *color == '\0')
735	return;	935	return;
736		936
		937	color = strdup (color);
		938	allocated.push_back ((void *)color);
		939	rs[Rs_color + idx] = color;
		940
737	/* handle color aliases */	941	/* handle color aliases */
738	if (isdigit(*color)) {	942	if (isdigit (*color))
		943	{
739	i = atoi(color);	944	int i = atoi (color);
740	if (i >= 8 && i <= 15) { /* bright colors */	945
741	i -= 8;	946	if (i >= 8 && i <= 15)
742	# ifndef NO_BRIGHTCOLOR	947	{
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	948	/* bright colors */
744	SET_PIXCOLOR(R, idx);	949	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
745	goto Done;	950	goto done;
746	# endif
747	}	951	}
748	if (i >= 0 && i <= 7) { /* normal colors */	952
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	953	if (i >= 0 && i <= 7)
750	SET_PIXCOLOR(R, idx);	954	{
		955	/* normal colors */
		956	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
751	goto Done;	957	goto done;
752	}	958	}
753	}	959	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		960
758	/*	961	set_color (xcol, color);
		962
		963	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	964	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	965	* so just keep gobbling up the colormap
761	*/	966	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772		967
773	R->PixColors[idx] = xcol;	968	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775		969
776	/* XSetWindowAttributes attr; */	970	done:
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */	971	/*TODO: handle Color_BD, scrollbar background, etc. */
784		972
785	rxvt_set_colorfgbg (aR);	973	update_fade_color (idx);
786	R->recolour_cursor ();	974	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	975	scr_recolour ();
788	rxvt_scr_poweron (aR);	976	#endif /* XTERM_COLOR_CHANGE */
789	}	977	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */
794		978
795	void	979	void
796	rxvt_term::recolour_cursor ()	980	rxvt_term::recolour_cursor ()
797	{	981	{
798	#if TODO	982	XColor fg, bg;
799	rxvt_color xcol[2];
800		983
801	xcol[0] = PixColors[Color_pointer];	984	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	985	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	986	: pix_colors_focused[Color_fg]).get (fg);
		987
		988	(ISSET_PIXCOLOR (Color_pointer_bg)
		989	? pix_colors_focused[Color_pointer_bg]
		990	: pix_colors_focused[Color_bg]).get (bg);
		991
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	992	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	993	}
807		994
808	/*----------------------------------------------------------------------*/	995	/*----------------------------------------------------------------------*/
809	/*	996	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	997	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	998	*/
812	/* INTPROTO */	999	char *
813	void
814	rxvt_set_colorfgbg(pR)	1000	rxvt_term::get_colorfgbg ()
815	{	1001	{
816	unsigned int i;	1002	unsigned int i;
817	const char *xpmb = "\0";	1003	const char *xpmb = "";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1004	char fstr[] = "default";
		1005	char bstr[] = "default";
		1006	char *env_colorfgbg;
819		1007
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1008	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1009	if (pix_colors[Color_fg] == pix_colors[i])
		1010	{
826	sprintf(fstr, "%d", (i - Color_Black));	1011	sprintf (fstr, "%d", i - Color_Black);
827	break;	1012	break;
828	}	1013	}
		1014
829	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1016	if (pix_colors[Color_bg] == pix_colors[i])
		1017	{
831	sprintf(bstr, "%d", (i - Color_Black));	1018	sprintf (bstr, "%d", i - Color_Black);
832	#ifdef XPM_BACKGROUND	1019	#if BG_IMAGE_FROM_FILE
833	xpmb = "default;";	1020	xpmb = "default;";
834	#endif	1021	#endif
835	break;	1022	break;
836	}	1023	}
		1024
		1025	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1026	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);	1027	return env_colorfgbg;
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	1028	}
850		1029
851	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1031
857	/* EXTPROTO */	1032	bool
858	int	1033	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	1034	{
861	screen_in_out->set(aR_ colour);	1035	if (color.set (this, name))
862
863	if (!screen_in_out->set(aR_ colour)) {
864	rxvt_print_error("can't allocate colour: %s", colour);
865	return false;
866	}
867
868	return true;	1036	return true;
		1037
		1038	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1039	return false;
		1040	}
		1041
		1042	void
		1043	rxvt_term::alias_color (int dst, int src)
		1044	{
		1045	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869	}	1046	}
870		1047
871	/* -------------------------------------------------------------------- *	1048	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1049	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1050	* -------------------------------------------------------------------- */
874	void	1051	void
875	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1052	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876	{	1053	{
877	int fix_screen;	1054	int fix_screen;
		1055	int old_width = szHint.width;
		1056	int old_height = szHint.height;
878		1057
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;
881	#endif
882
883	window_calc (width, height);	1058	window_calc (newwidth, newheight);
		1059
		1060	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1061
		1062	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1063	if (set_hint)
		1064	{
		1065	szHint.flags &= ~(PBaseSize | PResizeInc);
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1066	XSetWMNormalHints (dpy, parent, &szHint);
		1067	szHint.flags |= PBaseSize | PResizeInc;
		1068	}
		1069
885	if (!ignoreparent)	1070	if (!ignoreparent)
886	{	1071	{
887	#ifdef SMART_RESIZE	1072	#ifdef SMART_RESIZE
888	/*	1073	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1074	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1077	int x, y, x1, y1;
893	int dx, dy;	1078	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1079	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1080	Window unused_cr;
896		1081
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1082	XTranslateCoordinates (dpy, parent, display->root,
898	0, 0, &x, &y, &unused_cr);	1083	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1084	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1085	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1086	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1087	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1088	* our position for handles and decorations. Counter it
904	*/	1089	*/
905	if (x1 != x || y1 != y) {	1090	if (x1 != x || y1 != y)
		1091	{
906	x -= x1;	1092	x -= x1;
907	y -= y1;	1093	y -= y1;
908	}	1094	}
909		1095
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1096	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1097	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1098	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1099	dy = old_height - szHint.height;
914		1100
915	/* Check position of the center of the window */	1101	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1102	if (x < x1) /* left half */
917	dx = 0;	1103	dx = 0;
918	else if (x == x1) /* exact center */	1104	else if (x == x1) /* exact center */
919	dx /= 2;	1105	dx /= 2;
920	if (y < y1) /* top half */	1106	if (y < y1) /* top half */
921	dy = 0;	1107	dy = 0;
922	else if (y == y1) /* exact center */	1108	else if (y == y1) /* exact center */
923	dy /= 2;	1109	dy /= 2;
924		1110
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1111	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
926	szHint.width, szHint.height);	1112	szHint.width, szHint.height);
927	#else	1113	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1114	XResizeWindow (dpy, parent, szHint.width, szHint.height);
929	szHint.height);
930	#endif	1115	#endif
931	}	1116	}
932		1117
933	fix_screen = (TermWin.ncol != prev_ncol	1118	if (set_hint)
934	|| TermWin.nrow != prev_nrow);	1119	XSetWMNormalHints (dpy, parent, &szHint);
935		1120
		1121	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1122
936	if (fix_screen || width != old_width || height != old_height)	1123	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1124	{
938	if (scrollbar_visible (this))	1125	if (scrollBar.state)
939	{	1126	scrollBar.resize ();
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
941	0, scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();
943	}
944		1127
945	if (menubar_visible (this))	1128	XMoveResizeWindow (dpy, vt,
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1129	window_vt_x, window_vt_y,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1130	vt_width, vt_height);
948		1131
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1132	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
950	window_vt_y, TermWin_TotalWidth (),	1133
951	TermWin_TotalHeight ());	1134	#ifdef HAVE_BG_PIXMAP
952	#ifdef RXVT_GRAPHICS	1135	if (bg_window_size_sensitive ())
953	if (old_height)	1136	update_background ();
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();
958	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);
960	#endif	1137	#endif
961	}	1138	}
962		1139
963	if (fix_screen || old_height == 0)	1140	if (fix_screen || old_height == 0)
964	{
965	int curr_screen = -1;
966	int old_ncol = prev_ncol;
967
968	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */
970	{
971	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
974	TermWin.ncol = ncol;
975	}
976
977	scr_reset();	1141	scr_reset ();
978		1142
979	if (curr_screen >= 0) /* this is not the first time through */
980	{
981	rxvt_scr_change_screen (this, curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
983	}
984	}
985
986	old_width = szHint.width;
987	old_height = szHint.height;
988
989	#ifdef USE_XIM	1143	#if USE_XIM
990	rxvt_IMSetStatusPosition (this);	1144	im_set_position ();
991	#endif	1145	#endif
992	}	1146	}
993		1147
994	/*	1148	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1149	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1150	* good for toggling 80/132 columns
997	*/	1151	*/
998	/* EXTPROTO */
999	void	1152	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1153	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1154	{
1002	XWindowAttributes wattr;	1155	XWindowAttributes wattr;
1003		1156
1004	if (width == 0 || height == 0) {	1157	if (newwidth == 0 || newheight == 0)
		1158	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1159	XGetWindowAttributes (dpy, display->root, &wattr);
		1160
1006	if (width == 0)	1161	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1162	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1163	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1164	newheight = wattr.height - szHint.base_height;
		1165	}
		1166
		1167	if (newwidth != vt_width || newheight != vt_height)
1010	}	1168	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1169	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1170	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1171	resize_all_windows (newwidth, newheight, 0);
1015	}	1172	}
1016	}	1173	}
1017		1174
1018	/* -------------------------------------------------------------------- *	1175	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1176	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1177	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1178	#if USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1179
1031	void	1180	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1181	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1182	{
1034	*fg = PixColors[Color_fg];	1183	fg = pix_colors [Color_fg];
1035	*bg = PixColors[Color_bg];	1184	bg = pix_colors [Color_bg];
		1185	}
		1186
		1187	void
		1188	rxvt_term::im_set_size (XRectangle &size)
		1189	{
		1190	// the int_bwidth terms make no sense to me
		1191	size.x = int_bwidth;
		1192	size.y = int_bwidth;
		1193	size.width = Width2Pixel (ncol) + int_bwidth;
		1194	size.height = Height2Pixel (nrow) + int_bwidth;
		1195	}
		1196
		1197	void
		1198	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1199	XRectangle &status_rect,
		1200	const XRectangle &needed_rect)
		1201	{
		1202	preedit_rect.x = needed_rect.width;
		1203	preedit_rect.y = 0;
		1204	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1205	preedit_rect.height = fheight;
		1206
		1207	status_rect.x = 0;
		1208	status_rect.y = 0;
		1209	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1210	status_rect.height = fheight;
1036	}	1211	}
1037		1212
1038	/* Checking whether input method is running. */	1213	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1214	bool
1041	rxvt_IMisRunning(pR)	1215	rxvt_term::im_is_running ()
1042	{	1216	{
1043	char *p;	1217	Atom atom;
1044	Atom atom;	1218	Window win;
1045	Window win;
1046	char server[IMBUFSIZ];	1219	char server[IMBUFSIZ];
1047		1220
1048	/* get current locale modifier */	1221	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1222	if (char *p = XSetLocaleModifiers (0))
		1223	{
1050	STRCPY(server, "@server=");	1224	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1225	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1226
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1227	if (p = strchr (server + 1, '@')) /* first one only */
1053	*p = '\0';	1228	*p = '\0';
1054		1229
1055	atom = XInternAtom(R->Xdisplay, server, False);	1230	atom = XInternAtom (dpy, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1231	win = XGetSelectionOwner (dpy, atom);
		1232
1057	if (win != None)	1233	if (win != None)
1058	return True;	1234	return true;
1059	}	1235	}
		1236
1060	return False;	1237	return false;
1061	}	1238	}
1062		1239
1063	/* EXTPROTO */
1064	void	1240	void
1065	rxvt_IMSendSpot(pR)	1241	rxvt_term::im_send_spot ()
1066	{	1242	{
1067	XPoint spot;	1243	XPoint nspot;
1068	XVaNestedList preedit_attr;	1244	XVaNestedList preedit_attr;
1069		1245
1070	if (R->Input_Context == NULL	1246	if (!Input_Context
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1247	|| !focus
1072	|| !(R->event_type == KeyPress	1248	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1249	return;
1079		1250
1080	R->set_position (&spot);	1251	im_set_position (nspot);
1081		1252
		1253	if (nspot.x == spot.x && nspot.y == spot.y)
		1254	return;
		1255
		1256	spot = nspot;
		1257
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1258	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1259	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1260	XFree (preedit_attr);
1085	}	1261	}
1086		1262
1087	void	1263	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1264	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1265	{
1091	int mbh, vtx = 0;	1266	if (input_method)
		1267	{
		1268	if (Input_Context && input_method->xim)
		1269	XDestroyIC (Input_Context);
1092		1270
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1271	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1272	input_method = 0;
		1273	}
1095		1274
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1275	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1276	}
		1277
		1278	#ifdef ENABLE_XIM_ONTHESPOT
		1279
		1280	static void
		1281	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1282	{
		1283	((rxvt_term *)client_data)->make_current ();
		1284	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1285	}
		1286
		1287	static void
		1288	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1289	{
		1290	((rxvt_term *)client_data)->make_current ();
		1291	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1292	}
		1293
		1294	static void
		1295	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1296	{
		1297	rxvt_term *term = (rxvt_term *)client_data;
		1298	XIMText *text = call_data->text;
		1299
		1300	term->make_current ();
		1301
		1302	if (text)
		1303	{
		1304	wchar_t *str;
		1305
		1306	if (!text->encoding_is_wchar && text->string.multi_byte)
		1307	{
		1308	// of course, X makes it ugly again
		1309	if (term->rs[Rs_imLocale])
		1310	SET_LOCALE (term->rs[Rs_imLocale]);
		1311
		1312	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1313	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1314
		1315	if (term->rs[Rs_imLocale])
		1316	SET_LOCALE (term->locale);
		1317	}
		1318	else
		1319	str = text->string.wide_char;
		1320
		1321	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1322	DT_INT, call_data->caret,
		1323	DT_INT, call_data->chg_first,
		1324	DT_INT, call_data->chg_length,
		1325	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1326	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1327	DT_END));
		1328	}
		1329	else
		1330	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1331	DT_INT, call_data->caret,
		1332	DT_INT, call_data->chg_first,
		1333	DT_INT, call_data->chg_length,
		1334	DT_END));
		1335	}
		1336
		1337	#if 0
		1338	static void
		1339	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1340	{
		1341	((rxvt_term *)client_data)->make_current ();
		1342	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1343	DT_INT, call_data->position,
		1344	DT_INT, call_data->direction,
		1345	DT_INT, call_data->style,
		1346	DT_END));
		1347	}
		1348	#endif
		1349
		1350	#endif
1127		1351
1128	/*	1352	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1353	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1354	* open a suitable preedit type
1131	*/	1355	*/
1132	static Bool	1356	bool
1133	rxvt_IM_get_IC (pR)	1357	rxvt_term::im_get_ic (const char *modifiers)
1134	{	1358	{
1135	int i, j, found;	1359	int i, j, found;
1136	XIM xim;	1360	XIM xim;
1137	XPoint spot;	1361	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1362	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1363	unsigned long fg, bg;
1140	const char *p;	1364	const char *p;
1141	char **s;	1365	char **s;
1142	XIMStyles *xim_styles;	1366	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;
1144	XIMCallback ximcallback;
1145		1367
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1368	set_environ (envv);
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1369
1148	if (xim == NULL)	1370	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149	return False;	1371	return false;
1150		1372
		1373	input_method = display->get_xim (locale, modifiers);
		1374	if (input_method == NULL)
		1375	return false;
		1376
		1377	xim = input_method->xim;
		1378	spot.x = spot.y = -1;
		1379
1151	xim_styles = NULL;	1380	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1381	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1382	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1383	{
		1384	im_destroy ();
1155	return False;	1385	return false;
		1386	}
		1387
		1388	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1389
		1390	for (int pi = 0; pi < 2; pi++)
1156	}	1391	{
		1392	p = pet[pi];
1157		1393
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1394	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1395	continue;
1160	s = rxvt_splitcommastring(p);	1396
		1397	s = rxvt_strsplit (',', p);
		1398
1161	for (i = found = 0; !found && s[i]; i++) {	1399	for (i = found = 0; !found && s[i]; i++)
		1400	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1401	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1402	input_style = XIMPreeditPosition | XIMStatusNothing;
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1403	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1404	input_style = XIMPreeditArea | XIMStatusArea;
1166	else if (!STRCMP(s[i], "Root"))	1405	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1406	input_style = XIMPreeditNothing | XIMStatusNothing;
		1407	else if (!strcmp (s[i], "None"))
		1408	input_style = XIMPreeditNone | XIMStatusNone;
		1409	#ifdef ENABLE_XIM_ONTHESPOT
		1410	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1411	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1412	#endif
		1413	else
		1414	input_style = XIMPreeditNothing | XIMStatusNothing;
1168		1415
1169	for (j = 0; j < xim_styles->count_styles; j++)	1416	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1417	if (input_style == xim_styles->supported_styles[j])
		1418	{
		1419	rxvt_free_strsplit (s);
		1420
1171	found = 1;	1421	found = 1;
1172	break;	1422	goto foundpet;
1173	}	1423	}
		1424
		1425	}
		1426
		1427	rxvt_free_strsplit (s);
1174	}	1428	}
1175	for (i = 0; s[i]; i++)	1429
1176	free(s[i]);	1430	foundpet:
1177	free(s);	1431
1178	XFree(xim_styles);	1432	XFree (xim_styles);
1179		1433
1180	if (!found) {	1434	if (!found)
1181	XCloseIM(xim);	1435	{
		1436	im_destroy ();
1182	return False;	1437	return false;
		1438	}
		1439
		1440	XFontSet fs = 0;
		1441	XVaNestedList preedit_attr = 0, status_attr = 0;
		1442
		1443	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1444	{
		1445	// fake us a font-set, please
		1446	char **missing_charset_list;
		1447	int missing_charset_count;
		1448	char *def_string;
		1449	char pat[512];
1184		1450
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1451	sprintf (pat,
		1452	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1453	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"*",
		1458	fheight,
		1459	fheight + 1, fheight - 1,
		1460	fheight - 2, fheight + 2);
1186		1461
1187	/* XXX: not sure why we need this (as well as IC one below) */	1462	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1463	&missing_charset_list, &missing_charset_count, &def_string);
1189		1464
1190	preedit_attr = status_attr = NULL;	1465	if (missing_charset_list)
		1466	XFreeStringList (missing_charset_list);
1191		1467
		1468	if (!fs)
		1469	{
		1470	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1471	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1472	}
		1473	}
		1474
1192	if (R->input_style & XIMPreeditPosition) {	1475	if (input_style & XIMPreeditPosition)
		1476	{
1193	R->set_size (&rect);	1477	im_set_size (rect);
1194	R->set_position (&spot);	1478	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1479	im_set_color (fg, bg);
1196		1480
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1481	preedit_attr = XVaCreateNestedList (0,
		1482	XNForeground, fg,
		1483	XNBackground, bg,
		1484	XNArea, &rect,
1198	XNSpotLocation, &spot,	1485	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1486	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1487	NULL);
1221	}	1488	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1489	else if (input_style & XIMPreeditArea)
		1490	{
		1491	im_set_color (fg, bg);
		1492
		1493	/*
		1494	* The necessary width of preedit area is unknown
		1495	* until create input context.
		1496	*/
		1497	needed_rect.width = 0;
		1498	im_set_preedit_area (rect, status_rect, needed_rect);
		1499
		1500	preedit_attr = XVaCreateNestedList (0,
		1501	XNForeground, fg,
		1502	XNBackground, bg,
		1503	XNArea, &rect,
		1504	XNFontSet, fs,
		1505	NULL);
		1506	status_attr = XVaCreateNestedList (0,
		1507	XNForeground, fg,
		1508	XNBackground, bg,
		1509	XNArea, &status_rect,
		1510	XNFontSet, fs,
		1511	NULL);
		1512	}
		1513	#if ENABLE_XIM_ONTHESPOT
		1514	else if (input_style & XIMPreeditCallbacks)
		1515	{
		1516	XIMCallback xcb[4];
		1517
		1518	im_set_position (spot);
		1519
		1520	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1521	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1522	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1523	# if 0
		1524	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1525	# endif
		1526
		1527	preedit_attr = XVaCreateNestedList (0,
		1528	XNSpotLocation, &spot,
		1529	XNPreeditStartCallback, &xcb[0],
		1530	XNPreeditDoneCallback , &xcb[1],
		1531	XNPreeditDrawCallback , &xcb[2],
		1532	# if 0
		1533	XNPreeditCaretCallback, &xcb[3],
		1534	# endif
		1535	NULL);
		1536	}
		1537	#endif
		1538
		1539	Input_Context = XCreateIC (xim,
		1540	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1541	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1542	XNFocusWindow, parent,
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1543	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1544	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1545	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1546	status_attr, NULL);
1230	if (preedit_attr)	1547
1231	XFree(preedit_attr);	1548	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1549	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1550	if (fs) XFreeFontSet (dpy, fs);
		1551
1234	if (R->Input_Context == NULL) {	1552	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1553	{
1236	XCloseIM(xim);	1554	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1555	im_destroy ();
1237	return False;	1556	return false;
1238	}	1557	}
1239	if (R->input_style & XIMPreeditArea)	1558
1240	rxvt_IMSetStatusPosition(aR);	1559	#if 0
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1560	// unfortunately, only the focus window is used by XIM, hard to fix
		1561	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1562	vt_select_input ();
		1563	#endif
		1564
		1565	im_set_position ();
		1566
1242	return True;	1567	return true;
1243	}	1568	}
1244		1569
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1570	void
1254	rxvt_IMInstantiateCallback(Display * unused	1571	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1572	{
1259	dR;	1573	int i;
1260	int i, found, had_im;
1261	const char *p;	1574	const char *p;
1262	char **s;	1575	char **s;
1263	char buf[IMBUFSIZ];	1576	char buf[IMBUFSIZ];
1264		1577
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1578	make_current ();
		1579
		1580	im_destroy ();
		1581
1266	if (R->Input_Context)	1582	if (Input_Context)
1267	return;	1583	return;
1268		1584
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1585	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1586	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif
1273		1587
1274	p = R->rs[Rs_inputMethod];	1588	p = rs[Rs_inputMethod];
1275	if (p && *p)	1589	if (p && *p)
1276	{	1590	{
1277	bool found = false;	1591	bool found = false;
1278		1592
1279	s = rxvt_splitcommastring (p);	1593	s = rxvt_strsplit (',', p);
		1594
1280	for (i = 0; s[i]; i++)	1595	for (i = 0; s[i]; i++)
1281	{	1596	{
1282	if (*s[i])	1597	if (*s[i])
1283	{	1598	{
1284	STRCPY (buf, "@im=");	1599	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1600	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1601	if (im_get_ic (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1602	{
1289	found = true;	1603	found = true;
1290	break;	1604	break;
1291	}	1605	}
1292	}	1606	}
1293	}	1607	}
1294	for (i = 0; s[i]; i++)	1608
1295	free(s[i]);	1609	rxvt_free_strsplit (s);
1296	free(s);
1297		1610
1298	if (found)	1611	if (found)
1299	goto done;	1612	goto done;
1300	}	1613	}
1301		1614
1302	/* try with XMODIFIERS env. var. */	1615	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1616	if (im_get_ic (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1617	goto done;
1306		1618
1307	/* try with no modifiers base IF the user didn't specify an IM */	1619	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1620	if (im_get_ic ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1621	goto done;
1311		1622
1312	done:	1623	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1624	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1625	SET_LOCALE (locale);
1316	#endif
1317	}	1626	}
1318		1627
1319	/* EXTPROTO */
1320	void	1628	void
1321	rxvt_IMSetStatusPosition(pR)	1629	rxvt_term::im_set_position ()
1322	{	1630	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1631	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1632	XVaNestedList preedit_attr, status_attr;
1325		1633
1326	if (R->Input_Context == NULL	1634	if (!Input_Context
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1635	|| !focus
1328	|| !rxvt_IMisRunning(aR))	1636	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1637	|| !im_is_running ())
1329	return;	1638	return;
1330		1639
		1640	if (input_style & XIMPreeditPosition)
		1641	{
		1642	im_set_size (preedit_rect);
		1643	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1644
		1645	XSetICValues (Input_Context,
		1646	XNPreeditAttributes, preedit_attr, NULL);
		1647	}
		1648	else
		1649	{
1331	/* Getting the necessary width of preedit area */	1650	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1651	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1652	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1653	XFree (status_attr);
1335		1654
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1655	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1656	XFree (needed_rect);
1337		1657
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1658	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1659	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1660
1341	XSetICValues(R->Input_Context,	1661	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1662	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1663	XNStatusAttributes, status_attr,
		1664	NULL);
1344		1665
		1666	XFree (status_attr);
		1667	}
		1668
1345	XFree(preedit_attr);	1669	XFree (preedit_attr);
1346	XFree(status_attr);
1347	}	1670	}
1348	#endif /* USE_XIM */	1671	#endif /* USE_XIM */
1349		1672
1350	/*----------------------------------------------------------------------*/	1673	void
1351	rxvt_t rxvt_current_term;	1674	rxvt_term::get_window_origin (int &x, int &y)
		1675	{
		1676	Window cr;
		1677	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1678	}
		1679
		1680	#ifdef HAVE_BG_PIXMAP
		1681
		1682	void
		1683	rxvt_term::update_background ()
		1684	{
		1685	if (update_background_ev.is_active ())
		1686	return;
		1687
		1688	bg_invalidate ();
		1689
		1690	if (!mapped)
		1691	return;
		1692
		1693	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1694
		1695	if (to_wait <= 0.)
		1696	bg_render ();
		1697	else
		1698	update_background_ev.start (to_wait);
		1699	}
		1700
		1701	void
		1702	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1703	{
		1704	make_current ();
		1705
		1706	update_background_ev.stop ();
		1707	bg_render ();
		1708	refresh_check ();
		1709	}
		1710
		1711	#endif /* HAVE_BG_PIXMAP */
1352		1712
1353	/*----------------------- end-of-file (C source) -----------------------*/	1713	/*----------------------- end-of-file (C source) -----------------------*/

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