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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.344 by root, Fri Jan 7 21:17:08 2011 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.9 2003/12/02 21:49:46 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 <pcg@goof.com>
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 <cassert>
37	#include <signal.h>	42	#include <csignal>
		43	#include <cstring>
38		44
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
45	#endif	53	# endif
		54	#endif
46		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
		62	static char curlocale[128], savelocale[128];
		63
		64	bool
		65	rxvt_set_locale (const char *locale) NOTHROW
		66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
		76	setlocale (LC_CTYPE, curlocale);
		77	return true;
		78	}
		79
47	void *	80	void
48	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
49	{	82	{
50	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
51		86
52	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason, near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
53	return p;	150	return len;
54	}
55		151
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	152	}
		153	#endif
61		154
62	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	156	{
		157	#if HAVE_BG_PIXMAP
		158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		159	#endif
64	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		162	#endif
		163	#ifdef TEXT_BLINK
		164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	181	#endif
67	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	184	#endif
70	x_ev (this, &rxvt_term::x_cb),	185	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	187	#endif
73	{	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		193	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	196	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		197
		198	termlist.push_back (this);
		199
		200	#ifdef KEYSYM_RESOURCE
		201	keyboard = new keyboard_manager;
		202	#endif
		203	}
		204
		205	// clean up the most important stuff, do *not* call x or free mem etc.
		206	// for use before an emergency exit
		207	void
		208	rxvt_term::emergency_cleanup ()
		209	{
		210	if (cmd_pid)
		211	kill (-cmd_pid, SIGHUP);
		212
		213	pty_ev.stop ();
		214	delete pty; pty = 0;
75	}	215	}
76		216
77	rxvt_term::~rxvt_term ()	217	rxvt_term::~rxvt_term ()
78	{	218	{
79	rxvt_scr_release (this);	219	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		220
81	#ifndef NO_SETOWNER_TTYDEV	221	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	222
		223	#if ENABLE_STYLES
		224	for (int i = RS_styleCount; --i; )
		225	if (fontset[i] != fontset[0])
		226	delete fontset[i];
83	#endif	227	#endif
84	#ifdef UTMP_SUPPORT	228	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	229
		230	#ifdef HAVE_BG_PIXMAP
		231	bgPixmap.destroy ();
86	#endif	232	#endif
		233	#ifdef HAVE_AFTERIMAGE
		234	if (asv)
		235	destroy_asvisual (asv, 0);
		236	if (asimman)
		237	destroy_image_manager (asimman, 0);
		238	#endif
		239
		240	if (display)
		241	{
		242	selection_clear ();
		243	selection_clear (true);
		244
87	#ifdef USE_XIM	245	#ifdef USE_XIM
88	if (Input_Context != NULL)	246	im_destroy ();
		247	#endif
		248	scrollBar.destroy ();
		249	if (gc) XFreeGC (dpy, gc);
		250
		251	delete drawable;
		252	// destroy all windows
		253	if (parent[0])
		254	XDestroyWindow (dpy, parent[0]);
		255
		256	for (int i = 0; i < TOTAL_COLORS; i++)
		257	if (ISSET_PIXCOLOR (i))
		258	{
		259	pix_colors_focused [i].free (this);
		260	#if OFF_FOCUS_FADING
		261	pix_colors_unfocused [i].free (this);
		262	#endif
		263	}
		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
		268	displays.put (display);
89	{	269	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		270
95	if (cmd_fd >= 0)	271	scr_release ();
96	close (cmd_fd);
97		272
98	if (Xfd >= 0)	273	/* clear all resources */
99	XCloseDisplay (Xdisplay);	274	for (int i = 0; i < allocated.size (); i++)
		275	free (allocated [i]);
100		276
101	delete PixColors;	277	free (selection.text);
		278	free (selection.clip_text);
		279	// TODO: manage env vars in child only(!)
		280	free (env_display);
		281	free (env_term);
		282	free (locale);
		283	free (v_buffer);
		284	free (incr_buf);
		285
		286	delete envv;
		287	delete argv;
		288
		289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
		292	#ifndef NO_RESOURCES
		293	XrmDestroyDatabase (option_db);
		294	#endif
		295	}
		296
		297	// child has exited, usually destroys
		298	void
		299	rxvt_term::child_cb (ev::child &w, int status)
		300	{
		301	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		302
		303	cmd_pid = 0;
		304
		305	if (!option (Opt_hold))
		306	destroy ();
102	}	307	}
103		308
104	void	309	void
105	rxvt_term::destroy ()	310	rxvt_term::destroy ()
106	{	311	{
		312	if (destroy_ev.is_active ())
		313	return;
		314
		315	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		316
		317	#if ENABLE_OVERLAY
		318	scr_overlay_off ();
		319	#endif
		320
		321	if (display)
		322	{
		323	#if USE_XIM
		324	im_ev.stop (display);
		325	#endif
		326	scrollbar_ev.stop (display);
		327	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		328	rootwin_ev.stop (display);
		329	#endif
		330	incr_ev.stop ();
		331	termwin_ev.stop (display);
		332	vt_ev.stop (display);
		333	}
		334
107	check_ev.stop ();	335	flush_ev.stop ();
108	pty_ev.stop ();	336	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
		338	cursor_blink_ev.stop ();
		339	#endif
		340	#ifdef TEXT_BLINK
111	blink_ev.stop ();	341	text_blink_ev.stop ();
		342	#endif
		343	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		344	cont_scroll_ev.stop ();
		345	#endif
		346	#ifdef SELECTION_SCROLLING
		347	sel_scroll_ev.stop ();
112	#endif	348	#endif
113	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	350	pointer_ev.stop ();
115	#endif	351	#endif
116		352
117	destroy_ev.start (0);	353	destroy_ev.start ();
118	}	354	}
119		355
120	void	356	void
121	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	358	{
123	SET_R (this);	359	make_current ();
124		360
125	delete this;	361	delete this;
126	}	362	}
127		363
128	/*----------------------------------------------------------------------*/	364	void
129	/* rxvt_init() */	365	rxvt_term::set_option (uint8_t opt, bool set)
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{	366	{
134	SET_R (new rxvt_term);	367	if (!opt)
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;	368	return;
144	}
145		369
146	/* EXTPROTO */	370	uint8_t mask = 1 << (opt & 7);
147	void	371	uint8_t &val = options [opt >> 3];
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157		372
158	struct sigaction sa;	373	val = val & ~mask | (set ? mask : 0);
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}	374	}
305		375
306	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
307	/*	377	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	379	* TODO: if debugging, this should free up any known resources if we can
310	*/	380	*/
311	/* EXTPROTO */	381	static XErrorHandler old_xerror_handler;
312	void
313	rxvt_clean_exit ()
314	{
315	dR;
316		382
317	R->destroy ();	383	static void
318	}	384	rxvt_emergency_cleanup ()
319
320	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */
324	void *
325	rxvt_malloc(size_t size)
326	{	385	{
327	void *p;	386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
328		389
329	p = malloc(size);	390	#if !ENABLE_MINIMAL
330	if (p)	391	static void
331	return p;	392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	const char mtype[] = "XlibMessage";
		398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		400	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		401	rxvt_warn ("%s: %s\n", mesg, buffer);
		402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		411	}
		412	if ((event->error_code == BadWindow) ||
		413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		432	}
		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		436	}
		437	#endif
332		438
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	439	int
334	rxvt_clean_exit();	440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		441	{
		442	if (GET_R->allowedxerror == -1)
		443	GET_R->allowedxerror = event->error_code;
		444	else
		445	{
		446	// GET_R is most likely not the terminal which caused the error,
		447	// so just output the error and continue
		448	#if ENABLE_MINIMAL
		449	old_xerror_handler (display, event);
		450	#else
		451	print_x_error (display, event);
		452	#endif
		453	}
		454
		455	return 0;
		456	}
		457
		458	int
		459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
335	exit(EXIT_FAILURE);	464	_exit (EXIT_FAILURE);
336	/* NOTREACHED */
337	}	465	}
338		466
339	/* EXTPROTO */	467	static struct sig_handlers
340	void *
341	rxvt_calloc(size_t number, size_t size)
342	{	468	{
343	void *p;	469	ev::sig sw_term, sw_int;
344		470
345	p = calloc(number, size);	471	/*
346	if (p)	472	* Catch a fatal signal and tidy up before quitting
347	return p;	473	*/
		474	void sig_term (ev::sig &w, int revents);
348		475
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	476	sig_handlers ()
350	rxvt_clean_exit();	477	{
351	exit(EXIT_FAILURE);	478	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
352	/* NOTREACHED */	479	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
353	}	480	}
		481	} sig_handlers;
354		482
355	/* EXTPROTO */
356	void *
357	rxvt_realloc(void *ptr, size_t size)
358	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);
363	else
364	p = malloc(size);
365	if (p)
366	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	483	void
380	rxvt_privileges(pR_ int mode)	484	sig_handlers::sig_term (ev::sig &w, int revents)
381	{	485	{
382	#if ! defined(__CYGWIN32__)	486	rxvt_emergency_cleanup ();
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	487	w.stop ();
384	/* setreuid() is the poor man's setuid(), seteuid() */	488	kill (getpid (), w.signum);
385	# define seteuid(a) setreuid(-1, (a))	489	}
386	# define setegid(a) setregid(-1, (a))	490
387	# define HAVE_SETEUID	491	static void
		492	rxvt_get_ttymode (struct termios *tio)
		493	{
		494	if (tcgetattr (STDIN_FILENO, tio) < 0)
		495	memset (tio, 0, sizeof (struct termios));
		496
		497	for (int i = 0; i < NCCS; i++)
		498	tio->c_cc[i] = VDISABLE;
		499
		500	tio->c_cc[VINTR] = CINTR;
		501	tio->c_cc[VQUIT] = CQUIT;
		502	tio->c_cc[VERASE] = CERASE;
		503	#ifdef VERASE2
		504	tio->c_cc[VERASE2] = CERASE2;
		505	#endif
		506	tio->c_cc[VKILL] = CKILL;
		507	tio->c_cc[VEOF] = CEOF;
		508	tio->c_cc[VSTART] = CSTART;
		509	tio->c_cc[VSTOP] = CSTOP;
		510	tio->c_cc[VSUSP] = CSUSP;
		511	# ifdef VDSUSP
		512	tio->c_cc[VDSUSP] = CDSUSP;
388	# endif	513	# endif
389	# ifdef HAVE_SETEUID	514	# ifdef VREPRINT
390	switch (mode) {	515	tio->c_cc[VREPRINT] = CRPRNT;
391	case IGNORE:
392	/*
393	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required
395	*/
396	seteuid(getuid());
397	setegid(getgid());
398	break;
399	case SAVE:
400	R->euid = geteuid();
401	R->egid = getegid();
402	break;
403	case RESTORE:
404	seteuid(R->euid);
405	setegid(R->egid);
406	break;
407	}
408	# else
409	switch (mode) {
410	case IGNORE:
411	setuid(getuid());
412	setgid(getgid());
413	/* FALLTHROUGH */
414	case SAVE:
415	/* FALLTHROUGH */
416	case RESTORE:
417	break;
418	}
419	# endif	516	# endif
420	#endif	517	# ifdef VDISCRD
421	}	518	tio->c_cc[VDISCRD] = CFLUSH;
422
423	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void
426	rxvt_privileged_utmp(pR_ char action)
427	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')
433	return;
434
435	rxvt_privileges(aR_ RESTORE);
436	if (action == SAVE) {
437	R->next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439	} else { /* action == RESTORE */
440	R->next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif	519	# endif
469	{	520	# ifdef VWERSE
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	521	tio->c_cc[VWERSE] = CWERASE;
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif	522	# endif
475	}	523	# ifdef VLNEXT
476	} else { /* action == RESTORE */	524	tio->c_cc[VLNEXT] = CLNEXT;
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif	525	# endif
486	}	526	# ifdef VSTATUS
487		527	tio->c_cc[VSTATUS] = CSTATUS;
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif	528	# endif
498	}	529
		530	# if VMIN != VEOF
		531	tio->c_cc[VMIN] = 1;
499	#endif	532	# endif
		533	# if VTIME != VEOL
		534	tio->c_cc[VTIME] = 0;
		535	# endif
		536
		537	/* input modes */
		538	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		539	# ifdef IMAXBEL
		540	| IMAXBEL
		541	# endif
		542	| IXON);
		543
		544	/* output modes */
		545	tio->c_oflag = (OPOST | ONLCR);
		546
		547	/* control modes */
		548	tio->c_cflag = (CS8 | CREAD);
		549
		550	/* local modes */
		551	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		552	# if defined (ECHOCTL) && defined (ECHOKE)
		553	| ECHOCTL | ECHOKE
		554	# endif
		555	| ECHOE | ECHOK);
		556	}
		557
		558	char **rxvt_environ; // startup environment
		559
		560	void
		561	rxvt_init ()
		562	{
		563	assert (("fontMask must not overlap other RS masks",
		564	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		565
		566	rxvt_get_ttymode (&rxvt_term::def_tio);
		567
		568	// get rid of stdin/stdout as we don't need them, to free resources
		569	dup2 (STDERR_FILENO, STDIN_FILENO);
		570	dup2 (STDERR_FILENO, STDOUT_FILENO);
		571
		572	if (!ev_default_loop ())
		573	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		574
		575	rxvt_environ = environ;
		576
		577	signal (SIGHUP, SIG_IGN);
		578	signal (SIGPIPE, SIG_IGN);
		579
		580	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		581	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		582
		583	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		584	// TODO: handle this with exceptions and tolerate the memory loss
		585	XSetIOErrorHandler (rxvt_xioerror_handler);
		586
		587	XrmInitialize ();
		588	}
500		589
501	/*----------------------------------------------------------------------*/	590	/*----------------------------------------------------------------------*/
502	/*	591	/*
503	* window size/position calculcations for XSizeHint and other storage.	592	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	593	* if width/height are non-zero then override calculated width/height
505	*/	594	*/
506	/* EXTPROTO */
507	void	595	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	596	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	597	{
510	short recalc_x, recalc_y;	598	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	599	int x, y, flags;
512	unsigned int w, h;	600	unsigned int w, h;
513	unsigned int max_width, max_height;	601	unsigned int max_width, max_height;
514		602
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517	R->szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	603	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	604	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	605	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		606
522	recalc_x = recalc_y = 0;	607	recalc_x = recalc_y = 0;
523	flags = 0;	608	flags = 0;
		609
524	if (!R->parsed_geometry) {	610	if (!parsed_geometry)
		611	{
525	R->parsed_geometry = 1;	612	parsed_geometry = 1;
		613
526	if (R->rs[Rs_geometry])	614	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	615	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		616
528	if (flags & WidthValue) {	617	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	618	{
		619	if (!w)
		620	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		621
		622	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	623	szHint.flags |= USSize;
531	}	624	}
		625
532	if (flags & HeightValue) {	626	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	627	{
		628	if (!h)
		629	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		630
		631	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	632	szHint.flags |= USSize;
535	}	633	}
		634
536	if (flags & XValue) {	635	if (flags & XValue)
		636	{
537	R->szHint.x = x;	637	szHint.x = x;
538	R->szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
539	if (flags & XNegative) {	640	if (flags & XNegative)
		641	{
540	recalc_x = 1;	642	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	643	szHint.win_gravity = NorthEastGravity;
542	}	644	}
543	}	645	}
		646
544	if (flags & YValue) {	647	if (flags & YValue)
		648	{
545	R->szHint.y = y;	649	szHint.y = y;
546	R->szHint.flags |= USPosition;	650	szHint.flags |= USPosition;
		651
547	if (flags & YNegative) {	652	if (flags & YNegative)
		653	{
548	recalc_y = 1;	654	recalc_y = 1;
		655
549	if (R->szHint.win_gravity == NorthEastGravity)	656	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	657	szHint.win_gravity = SouthEastGravity;
551	else	658	else
552	R->szHint.win_gravity = SouthWestGravity;	659	szHint.win_gravity = SouthWestGravity;
553	}	660	}
554	}	661	}
555	}	662	}
		663
556	/* TODO: BOUNDS */	664	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	665	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	666	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	667	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	668	max_height = MAX_ROWS * fheight;
561		669
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	670	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		671
564	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	672	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	673
		674	if (scrollBar.state)
		675	{
567	sb_w = scrollbar_TotalWidth();	676	int sb_w = scrollBar.total_width ();
568	R->szHint.base_width += sb_w;	677	szHint.base_width += sb_w;
		678
569	if (!(R->Options & Opt_scrollBar_right))	679	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	680	window_vt_x += sb_w;
571	}	681	}
572	if (menubar_visible(R)) {	682
573	mb_h = menuBar_TotalHeight();
574	R->szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;
576	}
577	R->szHint.width_inc = R->TermWin.fwidth;	683	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	684	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	685	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	686	szHint.min_height = szHint.base_height + szHint.height_inc;
581		687
582	if (width && width - R->szHint.base_width < max_width) {	688	if (newwidth && newwidth - szHint.base_width < max_width)
		689	{
583	R->szHint.width = width;	690	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	691	width = newwidth - szHint.base_width;
585	} else {	692	}
586	MIN_IT(R->TermWin.width, max_width);	693	else
		694	{
		695	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	696	szHint.width = szHint.base_width + width;
588	}	697	}
		698
589	if (height && height - R->szHint.base_height < max_height) {	699	if (newheight && newheight - szHint.base_height < max_height)
		700	{
590	R->szHint.height = height;	701	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	702	height = newheight - szHint.base_height;
592	} else {	703	}
593	MIN_IT(R->TermWin.height, max_height);	704	else
		705	{
		706	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	707	szHint.height = szHint.base_height + height;
595	}	708	}
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;
598		709
599	if (recalc_x)	710	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	711	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	712
602	if (recalc_y)	713	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	714	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		715
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	716	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	717	nrow = height / fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610	R->szHint.height));
611	return;
612	}	718	}
613		719
614	/*----------------------------------------------------------------------*/	720	/*----------------------------------------------------------------------*/
615	/*	721	/*
616	* Tell the teletype handler what size the window is.	722	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	723	* Called after a window size change.
618	*/	724	*/
619	void	725	void
620	rxvt_term::tt_winch ()	726	rxvt_term::tt_winch ()
621	{	727	{
622	struct winsize ws;	728	if (pty->pty < 0)
623
624	if (cmd_fd < 0)
625	return;	729	return;
626		730
		731	struct winsize ws;
		732
627	ws.ws_col = TermWin.ncol;	733	ws.ws_col = ncol;
628	ws.ws_row = TermWin.nrow;	734	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	735	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	736	ws.ws_ypixel = height;
631	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	737	ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	738
633	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	739	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	740	// TIOCSWINSZ is supposed to do this automatically and correctly
635	# ifdef SIGWINCH
636	else if (cmd_pid) /* force through to the command */	741	if (cmd_pid) /* force through to the command */
637	kill (cmd_pid, SIGWINCH);	742	kill (-cmd_pid, SIGWINCH);
638	# endif
639	#endif	743	#endif
640	}	744	}
641		745
642	/*----------------------------------------------------------------------*/	746	/*----------------------------------------------------------------------*/
643	/* rxvt_change_font() - Switch to a new font */	747	/* set_fonts () - load and set the various fonts
644	/*	748	*
645	* init = 1 - initialize	749	* init = 1 - initialize
646	*	750	*
647	* fontname == FONT_UP - switch to bigger font	751	* fontname == FONT_UP - switch to bigger font
648	* fontname == FONT_DN - switch to smaller font	752	* fontname == FONT_DN - switch to smaller font
649	*/	753	*/
650	/* EXTPROTO */	754	bool
651	void	755	rxvt_term::set_fonts ()
652	rxvt_change_font(pR_ int init, const char *fontname)
653	{	756	{
654	}	757	rxvt_fontset *fs = new rxvt_fontset (this);
		758	rxvt_fontprop prop;
655		759
656	/* INTPROTO */	760	if (!fs
		761	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		762	|| !fs->realize_font (1))
		763	{
		764	delete fs;
		765	return false;
		766	}
		767
		768	#if ENABLE_STYLES
		769	for (int i = RS_styleCount; --i; )
		770	if (fontset[i] != fontset[0])
		771	delete fontset[i];
		772	#endif
		773
		774	delete fontset[0];
		775	fontset[0] = fs;
		776
		777	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		778	prop.height += lineSpace;
		779	prop.width += letterSpace;
		780
		781	fs->set_prop (prop, false);
		782
		783	fwidth = prop.width;
		784	fheight = prop.height;
		785	fbase = prop.ascent;
		786
		787	for (int style = 1; style < 4; style++)
		788	{
		789	#if ENABLE_STYLES
		790	const char *res = rs[Rs_font + style];
		791
		792	if (res && !*res)
		793	fontset[style] = fontset[0];
		794	else
		795	{
		796	fontset[style] = fs = new rxvt_fontset (this);
		797	rxvt_fontprop prop2 = prop;
		798
		799	if (res)
		800	{
		801	fs->populate (res);
		802	fs->set_prop (prop2, false);
		803	}
		804	else
		805	{
		806	fs->populate (fontset[0]->fontdesc);
		807
		808	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		809	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		810
		811	fs->set_prop (prop2, true);
		812	}
		813
		814	}
		815	#else
		816	fontset[style] = fontset[0];
		817	#endif
		818	}
		819
		820	if (parent[0])
		821	{
		822	resize_all_windows (0, 0, 0);
		823	scr_remap_chars ();
		824	scr_touch (true);
		825	}
		826
		827	return true;
		828	}
		829
657	void	830	void
658	rxvt_font_up_down(pR_ int n, int direction)	831	rxvt_term::set_string_property (Atom prop, const char *str, int len)
659	{	832	{
		833	XChangeProperty (dpy, parent[0],
		834	prop, XA_STRING, 8, PropModeReplace,
		835	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		836	}
		837
		838	void
		839	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		840	{
		841	XTextProperty ct;
		842
		843	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		844	{
		845	XSetTextProperty (dpy, parent[0], &ct, prop);
		846	XFree (ct.value);
		847	}
		848	}
		849
		850	void
		851	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		852	{
		853	wchar_t *ws = rxvt_mbstowcs (str, len);
		854	char *s = rxvt_wcstoutf8 (ws);
		855
		856	XChangeProperty (dpy, parent[0],
		857	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		858	(const unsigned char *)s, strlen (s));
		859
		860	free (s);
		861	free (ws);
660	}	862	}
661		863
662	/*----------------------------------------------------------------------*/	864	/*----------------------------------------------------------------------*/
663	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
664	/* xterm sequences - title, iconName, color (exptl) */	866	/* xterm sequences - title, iconName, color (exptl) */
665	/* EXTPROTO */
666	void	867	void
667	rxvt_set_title(pR_ const char *str)	868	rxvt_term::set_title (const char *str)
668	{	869	{
669	#ifndef SMART_WINDOW_TITLE	870	set_mbstring_property (XA_WM_NAME, str);
670	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	871	#if ENABLE_EWMH
671	#else	872	set_utf8_property (xa[XA_NET_WM_NAME], str);
672	char *name;
673
674	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675	name = NULL;
676	if (name == NULL || STRCMP(name, str))
677	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678	if (name)
679	XFree(name);
680	#endif	873	#endif
681	}	874	}
682		875
683	/* EXTPROTO */
684	void	876	void
685	rxvt_set_iconName(pR_ const char *str)	877	rxvt_term::set_icon_name (const char *str)
686	{	878	{
687	#ifndef SMART_WINDOW_TITLE	879	set_mbstring_property (XA_WM_ICON_NAME, str);
688	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	880	#if ENABLE_EWMH
689	#else	881	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
690	char *name;
691
692	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693	name = NULL;
694	if (name == NULL || STRCMP(name, str))
695	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696	if (name)
697	XFree(name);
698	#endif	882	#endif
699	}	883	}
700		884
		885	void
		886	rxvt_term::set_window_color (int idx, const char *color)
		887	{
701	#ifdef XTERM_COLOR_CHANGE	888	#ifdef XTERM_COLOR_CHANGE
702	/* EXTPROTO */
703	void
704	rxvt_set_window_color(pR_ int idx, const char *color)
705	{
706	rxvt_color xcol;	889	rxvt_color xcol;
707	int i;
708		890
709	if (color == NULL || *color == '\0')	891	if (color == NULL || *color == '\0')
710	return;	892	return;
711		893
		894	color = strdup (color);
		895	allocated.push_back ((void *)color);
		896	rs[Rs_color + idx] = color;
		897
712	/* handle color aliases */	898	/* handle color aliases */
713	if (isdigit(*color)) {	899	if (isdigit (*color))
		900	{
714	i = atoi(color);	901	int i = atoi (color);
715	if (i >= 8 && i <= 15) { /* bright colors */	902
716	i -= 8;	903	if (i >= 8 && i <= 15)
717	# ifndef NO_BRIGHTCOLOR	904	{
718	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	905	/* bright colors */
719	SET_PIXCOLOR(R, idx);	906	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
720	goto Done;	907	goto done;
721	# endif
722	}	908	}
723	if (i >= 0 && i <= 7) { /* normal colors */	909
724	R->PixColors[idx] = R->PixColors[minCOLOR + i];	910	if (i >= 0 && i <= 7)
725	SET_PIXCOLOR(R, idx);	911	{
		912	/* normal colors */
		913	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
726	goto Done;	914	goto done;
727	}	915	}
728	}	916	}
729	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
730	return;
731	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732		917
733	/*	918	set_color (xcol, color);
		919
		920	/*
734	* FIXME: should free colors here, but no idea how to do it so instead,	921	* FIXME: should free colors here, but no idea how to do it so instead,
735	* so just keep gobbling up the colormap	922	* so just keep gobbling up the colormap
736	*/	923	*/
737	# if 0
738	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[idx] == R->PixColors[i])
740	break;
741	if (i > Color_White) {
742	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
743	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
744	DisplayPlanes(R->Xdisplay, Xscreen));
745	}
746	# endif
747		924
748	R->PixColors[idx] = xcol;	925	pix_colors_focused[idx] = xcol;
749	SET_PIXCOLOR(R, idx);
750		926
751	/* XSetWindowAttributes attr; */	927	done:
752	/* Cursor cursor; */
753	Done:
754	if (idx == Color_bg && !(R->Options & Opt_transparent))
755	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756	R->PixColors[Color_bg]);
757
758	/* handle Color_BD, scrollbar background, etc. */	928	/*TODO: handle Color_BD, scrollbar background, etc. */
759		929
760	rxvt_set_colorfgbg(aR);	930	update_fade_color (idx);
761	rxvt_recolour_cursor(aR);	931	recolour_cursor ();
762	/* the only reasonable way to enforce a clean update */	932	scr_recolour ();
763	rxvt_scr_poweron(aR);	933	#endif /* XTERM_COLOR_CHANGE */
764	}	934	}
765		935
766	#else
767	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
768	#endif /* XTERM_COLOR_CHANGE */
769
770	/* EXTPROTO */
771	void	936	void
772	rxvt_recolour_cursor(pR)	937	rxvt_term::recolour_cursor ()
773	{	938	{
774	rxvt_color xcol[2];	939	XColor fg, bg;
775		940
776	#if TODO	941	(ISSET_PIXCOLOR (Color_pointer_fg)
777	xcol[0] = R->PixColors[Color_pointer];	942	? pix_colors_focused[Color_pointer_fg]
778	xcol[1] = R->PixColors[Color_bg];	943	: pix_colors_focused[Color_fg]).get (fg);
779	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	944
780	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	945	(ISSET_PIXCOLOR (Color_pointer_bg)
781	#endif	946	? pix_colors_focused[Color_pointer_bg]
		947	: pix_colors_focused[Color_bg]).get (bg);
		948
		949	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
782	}	950	}
783		951
784	/*----------------------------------------------------------------------*/	952	/*----------------------------------------------------------------------*/
785	/*	953	/*
786	* find if fg/bg matches any of the normal (low-intensity) colors	954	* find if fg/bg matches any of the normal (low-intensity) colors
787	*/	955	*/
788	/* INTPROTO */
789	void	956	void
790	rxvt_set_colorfgbg(pR)	957	rxvt_term::set_colorfgbg ()
791	{	958	{
792	unsigned int i;	959	unsigned int i;
793	const char *xpmb = "\0";	960	const char *xpmb = "";
794	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	961	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795		962
796	R->env_colorfgbg =	963	strcpy (fstr, "default");
797	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	964	strcpy (bstr, "default");
798	STRCPY(fstr, "default");
799	STRCPY(bstr, "default");
800	for (i = Color_Black; i <= Color_White; i++)	965	for (i = Color_Black; i <= Color_White; i++)
801	if (R->PixColors[Color_fg] == R->PixColors[i]) {	966	if (pix_colors[Color_fg] == pix_colors[i])
		967	{
802	sprintf(fstr, "%d", (i - Color_Black));	968	sprintf (fstr, "%d", (i - Color_Black));
803	break;	969	break;
804	}	970	}
		971
805	for (i = Color_Black; i <= Color_White; i++)	972	for (i = Color_Black; i <= Color_White; i++)
806	if (R->PixColors[Color_bg] == R->PixColors[i]) {	973	if (pix_colors[Color_bg] == pix_colors[i])
		974	{
807	sprintf(bstr, "%d", (i - Color_Black));	975	sprintf (bstr, "%d", (i - Color_Black));
808	#ifdef XPM_BACKGROUND	976	#ifdef BG_IMAGE_FROM_FILE
809	xpmb = "default;";	977	xpmb = "default;";
810	#endif	978	#endif
811	break;	979	break;
812	}	980	}
		981
813	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	982	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814	putenv(R->env_colorfgbg);
815
816	#ifndef NO_BRIGHTCOLOR
817	R->colorfgbg = DEFAULT_RSTYLE;
818	for (i = minCOLOR; i <= maxCOLOR; i++) {
819	if (R->PixColors[Color_fg] == R->PixColors[i])
820	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
821	if (R->PixColors[Color_bg] == R->PixColors[i])
822	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
823	}
824	#endif
825	}	983	}
826		984
827	/*----------------------------------------------------------------------*/	985	/*----------------------------------------------------------------------*/
828	/*
829	* Colour determination for low colour displays, routine from
830	* Hans de Goede <hans@highrise.nl>
831	*/
832		986
833	/* EXTPROTO */	987	bool
834	int	988	rxvt_term::set_color (rxvt_color &color, const char *name)
835	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
836	{	989	{
837	screen_in_out->set(aR_ colour);	990	if (color.set (this, name))
838
839	if (!screen_in_out->set(aR_ colour)) {
840	rxvt_print_error("can't allocate colour: %s", colour);
841	return false;
842	}
843
844	return true;	991	return true;
		992
		993	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		994	return false;
		995	}
		996
		997	void
		998	rxvt_term::alias_color (int dst, int src)
		999	{
		1000	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
845	}	1001	}
846		1002
847	/* -------------------------------------------------------------------- *	1003	/* -------------------------------------------------------------------- *
848	* - WINDOW RESIZING - *	1004	* - WINDOW RESIZING - *
849	* -------------------------------------------------------------------- */	1005	* -------------------------------------------------------------------- */
850	/* EXTPROTO */
851	void	1006	void
852	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1007	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
853	int ignoreparent)
854	{	1008	{
855	int fix_screen;	1009	int fix_screen;
		1010	int old_width = szHint.width;
		1011	int old_height = szHint.height;
856		1012
		1013	window_calc (newwidth, newheight);
		1014
		1015	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1016
		1017	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1018	if (set_hint)
		1019	{
		1020	szHint.flags &= ~(PBaseSize | PResizeInc);
		1021	XSetWMNormalHints (dpy, parent[0], &szHint);
		1022	szHint.flags |= PBaseSize | PResizeInc;
		1023	}
		1024
		1025	if (!ignoreparent)
		1026	{
857	#ifdef SMART_RESIZE	1027	#ifdef SMART_RESIZE
858	int old_width = R->szHint.width, old_height = R->szHint.height;	1028	/*
859	#endif
860
861	rxvt_window_calc(aR_ width, height);
862	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
863	if (!ignoreparent) {
864	#ifdef SMART_RESIZE
865	/*
866	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1029	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867	* reposition window on resize depending on placement on screen	1030	* reposition window on resize depending on placement on screen
868	*/	1031	*/
869	int x, y, x1, y1;	1032	int x, y, x1, y1;
870	int dx, dy;	1033	int dx, dy;
871	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1034	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872	Window unused_cr;	1035	Window unused_cr;
873		1036
874	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1037	XTranslateCoordinates (dpy, parent[0], display->root,
875	0, 0, &x, &y, &unused_cr);	1038	0, 0, &x, &y, &unused_cr);
876	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1039	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
877	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1040	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
878	/*	1041	/*
879	* if Xroot isn't the parent window, a WM will probably have offset	1042	* if display->root isn't the parent window, a WM will probably have offset
880	* our position for handles and decorations. Counter it	1043	* our position for handles and decorations. Counter it
881	*/	1044	*/
882	if (x1 != x || y1 != y) {	1045	if (x1 != x || y1 != y)
		1046	{
883	x -= x1;	1047	x -= x1;
884	y -= y1;	1048	y -= y1;
885	}	1049	}
886		1050
887	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1051	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
888	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1052	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
889	dx = old_width - R->szHint.width;	1053	dx = old_width - szHint.width;
890	dy = old_height - R->szHint.height;	1054	dy = old_height - szHint.height;
891		1055
892	/* Check position of the center of the window */	1056	/* Check position of the center of the window */
893	if (x < x1) /* left half */	1057	if (x < x1) /* left half */
894	dx = 0;	1058	dx = 0;
895	else if (x == x1) /* exact center */	1059	else if (x == x1) /* exact center */
896	dx /= 2;	1060	dx /= 2;
897	if (y < y1) /* top half */	1061	if (y < y1) /* top half */
898	dy = 0;	1062	dy = 0;
899	else if (y == y1) /* exact center */	1063	else if (y == y1) /* exact center */
900	dy /= 2;	1064	dy /= 2;
901		1065
902	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1066	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
903	R->szHint.width, R->szHint.height);	1067	szHint.width, szHint.height);
904	#else	1068	#else
905	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1069	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
906	R->szHint.height);
907	#endif	1070	#endif
908	}	1071	}
909		1072
910	fix_screen = (R->TermWin.ncol != R->prev_ncol	1073	if (set_hint)
911	|| R->TermWin.nrow != R->prev_nrow);	1074	XSetWMNormalHints (dpy, parent[0], &szHint);
		1075
		1076	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1077
912	if (fix_screen || width != R->old_width || height != R->old_height) {	1078	if (fix_screen || newwidth != old_width || newheight != old_height)
913	if (scrollbar_visible(R)) {
914	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
915	0, scrollbar_TotalWidth(), R->szHint.height);
916	rxvt_Resize_scrollBar(aR);
917	}
918	if (menubar_visible(R))
919	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
920	0, TermWin_TotalWidth(), menuBar_TotalHeight());
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
922	R->window_vt_y, TermWin_TotalWidth(),
923	TermWin_TotalHeight());
924	#ifdef RXVT_GRAPHICS
925	if (R->old_height)
926	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
927	R->old_height - R->szHint.base_height);
928	#endif
929	rxvt_scr_clear(aR);
930	#ifdef XPM_BACKGROUND
931	rxvt_resize_pixmap(aR);
932	#endif
933	}	1079	{
		1080	if (scrollBar.state)
		1081	scrollBar.resize ();
934		1082
		1083	XMoveResizeWindow (dpy, vt,
		1084	window_vt_x, window_vt_y,
		1085	width, height);
		1086
		1087	#ifdef HAVE_BG_PIXMAP
		1088	if (bgPixmap.window_size_sensitive ())
		1089	update_background ();
		1090	#endif
		1091	}
		1092
935	if (fix_screen || R->old_height == 0) {	1093	if (fix_screen || old_height == 0)
936	int curr_screen = -1;	1094	scr_reset ();
937	uint16_t old_ncol = R->prev_ncol;
938		1095
939	/* scr_reset only works on the primary screen */	1096	#ifdef HAVE_BG_PIXMAP
940	if (R->old_height) /* this is not the first time through */	1097	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
941	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1098	// if (bgPixmap.pixmap)
942	rxvt_scr_reset(aR);	1099	// scr_touch (false);
943	if (curr_screen >= 0) { /* this is not the first time through */	1100	#endif
944	rxvt_scr_change_screen(aR_ curr_screen);
945	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946	}
947	}
948
949	R->old_width = R->szHint.width;
950	R->old_height = R->szHint.height;
951		1101
952	#ifdef USE_XIM	1102	#ifdef USE_XIM
953	rxvt_IMSetStatusPosition(aR);	1103	IMSetPosition ();
954	#endif	1104	#endif
955	}	1105	}
956		1106
957	/*	1107	/*
958	* Set the width/height of the vt window in characters. Units are pixels.	1108	* Set the width/height of the vt window in characters. Units are pixels.
959	* good for toggling 80/132 columns	1109	* good for toggling 80/132 columns
960	*/	1110	*/
961	/* EXTPROTO */
962	void	1111	void
963	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1112	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
964	{	1113	{
965	XWindowAttributes wattr;	1114	XWindowAttributes wattr;
966		1115
967	if (width == 0 || height == 0) {	1116	if (newwidth == 0 || newheight == 0)
		1117	{
968	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1118	XGetWindowAttributes (dpy, display->root, &wattr);
		1119
969	if (width == 0)	1120	if (newwidth == 0)
970	width = wattr.width - R->szHint.base_width;	1121	newwidth = wattr.width - szHint.base_width;
971	if (height == 0)	1122	if (newheight == 0)
972	height = wattr.height - R->szHint.base_height;	1123	newheight = wattr.height - szHint.base_height;
		1124	}
		1125
		1126	if (newwidth != width || newheight != height)
973	}	1127	{
974	if (width != R->TermWin.width || height != R->TermWin.height) {
975	width += R->szHint.base_width;	1128	newwidth += szHint.base_width;
976	height += R->szHint.base_height;	1129	newheight += szHint.base_height;
977	rxvt_resize_all_windows(aR_ width, height, 0);	1130	resize_all_windows (newwidth, newheight, 0);
978	}	1131	}
979	}	1132	}
980		1133
981	/* -------------------------------------------------------------------- *	1134	/* -------------------------------------------------------------------- *
982	* - X INPUT METHOD ROUTINES - *	1135	* - X INPUT METHOD ROUTINES - *
983	* -------------------------------------------------------------------- */	1136	* -------------------------------------------------------------------- */
984	#ifdef USE_XIM	1137	#ifdef USE_XIM
985	/* INTPROTO */
986	void
987	rxvt_setSize(pR_ XRectangle * size)
988	{
989	size->x = R->TermWin.int_bwidth;
990	size->y = R->TermWin.int_bwidth;
991	size->width = Width2Pixel(R->TermWin.ncol);
992	size->height = Height2Pixel(R->TermWin.nrow);
993	}
994		1138
995	/* INTPROTO */
996	void	1139	void
997	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1140	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998	{	1141	{
999	*fg = R->PixColors[Color_fg];	1142	fg = pix_colors [Color_fg];
1000	*bg = R->PixColors[Color_bg];	1143	bg = pix_colors [Color_bg];
		1144	}
		1145
		1146	void
		1147	rxvt_term::im_set_size (XRectangle &size)
		1148	{
		1149	// the int_bwidth terms make no sense to me
		1150	size.x = int_bwidth;
		1151	size.y = int_bwidth;
		1152	size.width = Width2Pixel (ncol) + int_bwidth;
		1153	size.height = Height2Pixel (nrow) + int_bwidth;
		1154	}
		1155
		1156	void
		1157	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1158	XRectangle &status_rect,
		1159	const XRectangle &needed_rect)
		1160	{
		1161	preedit_rect.x = needed_rect.width;
		1162	preedit_rect.y = 0;
		1163	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1164	preedit_rect.height = fheight;
		1165
		1166	status_rect.x = 0;
		1167	status_rect.y = 0;
		1168	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1169	status_rect.height = fheight;
1001	}	1170	}
1002		1171
1003	/* Checking whether input method is running. */	1172	/* Checking whether input method is running. */
1004	/* INTPROTO */
1005	Bool	1173	bool
1006	rxvt_IMisRunning(pR)	1174	rxvt_term::IMisRunning ()
1007	{	1175	{
1008	char *p;	1176	Atom atom;
1009	Atom atom;	1177	Window win;
1010	Window win;
1011	char server[IMBUFSIZ];	1178	char server[IMBUFSIZ];
1012		1179
1013	/* get current locale modifier */	1180	/* get current locale modifier */
1014	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1181	if (char *p = XSetLocaleModifiers (0))
		1182	{
1015	STRCPY(server, "@server=");	1183	strcpy (server, "@server=");
1016	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1184	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1185
1017	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1186	if (p = strchr (server + 1, '@')) /* first one only */
1018	*p = '\0';	1187	*p = '\0';
1019		1188
1020	atom = XInternAtom(R->Xdisplay, server, False);	1189	atom = XInternAtom (dpy, server, False);
1021	win = XGetSelectionOwner(R->Xdisplay, atom);	1190	win = XGetSelectionOwner (dpy, atom);
		1191
1022	if (win != None)	1192	if (win != None)
1023	return True;	1193	return True;
1024	}	1194	}
		1195
1025	return False;	1196	return False;
1026	}	1197	}
1027		1198
1028	/* EXTPROTO */
1029	void	1199	void
1030	rxvt_IMSendSpot(pR)	1200	rxvt_term::IMSendSpot ()
1031	{	1201	{
1032	XPoint spot;	1202	XPoint nspot;
1033	XVaNestedList preedit_attr;	1203	XVaNestedList preedit_attr;
1034		1204
1035	if (R->Input_Context == NULL	1205	if (!Input_Context
1036	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1206	|| !focus
1037	|| !(R->event_type == KeyPress	1207	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1038	|| R->event_type == Expose
1039	|| R->event_type == NoExpose
1040	|| R->event_type == SelectionNotify
1041	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1042	|| !rxvt_IMisRunning(aR))
1043	return;	1208	return;
1044		1209
1045	rxvt_setPosition(aR_ & spot);	1210	im_set_position (nspot);
1046		1211
		1212	if (nspot.x == spot.x && nspot.y == spot.y)
		1213	return;
		1214
		1215	spot = nspot;
		1216
1047	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1217	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1218	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049	XFree(preedit_attr);	1219	XFree (preedit_attr);
1050	}	1220	}
1051		1221
1052	/* EXTPROTO */
1053	void	1222	void
1054	rxvt_setTermFontSet(pR_ int idx)	1223	rxvt_term::im_destroy ()
1055	{	1224	{
1056	char *string;	1225	if (input_method)
1057	long length;	1226	{
1058	int success = 0;	1227	if (Input_Context && input_method->xim)
		1228	XDestroyIC (Input_Context);
1059		1229
1060	if (idx < 0 || idx >= MAX_NFONTS)	1230	display->put_xim (input_method);
1061	return;	1231	input_method = 0;
1062	}	1232	}
1063		1233
1064	/* INTPROTO */
1065	void
1066	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1067	XRectangle * needed_rect)
1068	{
1069	int mbh, vtx = 0;
1070
1071	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1072	vtx = scrollbar_TotalWidth();
1073	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1074	mbh -= R->TermWin.lineSpace;
1075
1076	preedit_rect->x = needed_rect->width + vtx;
1077	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1078
1079	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1080	+ vtx;
1081	preedit_rect->height = Height2Pixel(1);
1082
1083	status_rect->x = vtx;
1084	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1085
1086	status_rect->width = needed_rect->width ? needed_rect->width
1087	: Width2Pixel(R->TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}
1090
1091	/* ARGSUSED */
1092	/* INTPROTO */
1093	void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{
1098	dR;
1099
1100	R->Input_Context = NULL;	1234	Input_Context = 0;
1101	/* To avoid Segmentation Fault in C locale: Solaris only? */
1102	if (STRCMP(R->locale, "C"))
1103	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104	rxvt_IMInstantiateCallback, NULL);
1105	}	1235	}
1106		1236
1107	/*	1237	#ifdef ENABLE_XIM_ONTHESPOT
1108	* X manual pages and include files don't match on some systems:
1109	* some think this is an XIDProc and others an XIMProc so we can't
1110	* use the first argument - need to update this to be nice for
1111	* both types via some sort of configure detection
1112	*/
1113	/* ARGSUSED */
1114	/* EXTPROTO */
1115	void
1116	rxvt_IMInstantiateCallback(Display * unused
1117	__attribute__ ((unused)), XPointer client_data
1118	__attribute__ ((unused)), XPointer call_data
1119	__attribute__ ((unused)))
1120	{
1121	dR;
1122	int i, found, had_im;
1123	const char *p;
1124	char **s;
1125	char buf[IMBUFSIZ];
1126		1238
1127	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1239	static void
1128	if (R->Input_Context)	1240	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1129	return;	1241	{
		1242	((rxvt_term *)client_data)->make_current ();
		1243	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1244	}
1130		1245
1131	found = had_im = 0;	1246	static void
1132	p = R->rs[Rs_inputMethod];	1247	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1133	if (p && *p) {	1248	{
1134	had_im = 1;	1249	((rxvt_term *)client_data)->make_current ();
1135	s = rxvt_splitcommastring(p);	1250	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1136	for (i = 0; s[i]; i++) {	1251	}
1137	if (*s[i]) {	1252
1138	STRCPY(buf, "@im=");	1253	static void
1139	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1254	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1140	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1255	{
1141	&& (rxvt_IM_get_IC(aR) == True)) {	1256	rxvt_term *term = (rxvt_term *)client_data;
1142	found = 1;	1257	XIMText *text = call_data->text;
1143	break;	1258
1144	}	1259	term->make_current ();
1145	}	1260
		1261	if (text)
		1262	{
		1263	wchar_t *str;
		1264
		1265	if (!text->encoding_is_wchar && text->string.multi_byte)
		1266	{
		1267	// of course, X makes it ugly again
		1268	if (term->rs[Rs_imLocale])
		1269	SET_LOCALE (term->rs[Rs_imLocale]);
		1270
		1271	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1272	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1273
		1274	if (term->rs[Rs_imLocale])
		1275	SET_LOCALE (term->locale);
1146	}	1276	}
1147	for (i = 0; s[i]; i++)	1277	else
1148	free(s[i]);	1278	str = text->string.wide_char;
1149	free(s);
1150	}
1151	if (found)
1152	return;
1153		1279
1154	/* try with XMODIFIERS env. var. */	1280	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1155	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1281	DT_INT, call_data->caret,
1156	rxvt_IM_get_IC(aR);	1282	DT_INT, call_data->chg_first,
1157	return;	1283	DT_INT, call_data->chg_length,
		1284	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1285	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1286	DT_END));
1158	}	1287	}
1159		1288	else
1160	/* try with no modifiers base IF the user didn't specify an IM */	1289	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1161	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1290	DT_INT, call_data->caret,
1162	&& rxvt_IM_get_IC(aR) == True)	1291	DT_INT, call_data->chg_first,
1163	return;	1292	DT_INT, call_data->chg_length,
		1293	DT_END));
1164	}	1294	}
		1295
		1296	#if 0
		1297	static void
		1298	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1299	{
		1300	((rxvt_term *)client_data)->make_current ();
		1301	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1302	DT_INT, call_data->position,
		1303	DT_INT, call_data->direction,
		1304	DT_INT, call_data->style,
		1305	DT_END));
		1306	}
		1307	#endif
		1308
		1309	#endif
1165		1310
1166	/*	1311	/*
1167	* Try to open a XIM with the current modifiers, then see if we can	1312	* Try to open a XIM with the current modifiers, then see if we can
1168	* open a suitable preedit type	1313	* open a suitable preedit type
1169	*/	1314	*/
1170	/* INTPROTO */
1171	Bool	1315	bool
1172	rxvt_IM_get_IC(pR)	1316	rxvt_term::IM_get_IC (const char *modifiers)
1173	{	1317	{
1174	int i, j, found;	1318	int i, j, found;
1175	XIM xim;	1319	XIM xim;
1176	XPoint spot;	1320	XPoint spot;
1177	XRectangle rect, status_rect, needed_rect;	1321	XRectangle rect, status_rect, needed_rect;
1178	unsigned long fg, bg;	1322	unsigned long fg, bg;
1179	const char *p;	1323	const char *p;
1180	char **s;	1324	char **s;
1181	XIMStyles *xim_styles;	1325	XIMStyles *xim_styles;
1182	XVaNestedList preedit_attr, status_attr;	1326	#ifdef ENABLE_XIM_ONTHESPOT
1183	XIMCallback ximcallback;	1327	XIMCallback xcb[4];
		1328	#endif
1184		1329
1185	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1330	set_environ (envv);
1186	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1331
1187	if (xim == NULL)	1332	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return False;	1333	return false;
1189		1334
		1335	input_method = display->get_xim (locale, modifiers);
		1336	if (input_method == NULL)
		1337	return false;
		1338
		1339	xim = input_method->xim;
		1340	spot.x = spot.y = -1;
		1341
1190	xim_styles = NULL;	1342	xim_styles = NULL;
1191	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1343	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192	|| !xim_styles || !xim_styles->count_styles) {	1344	|| !xim_styles || !xim_styles->count_styles)
1193	XCloseIM(xim);	1345	{
		1346	im_destroy ();
1194	return False;	1347	return false;
		1348	}
		1349
		1350	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1351
		1352	for (int pi = 0; pi < 2; pi++)
1195	}	1353	{
		1354	p = pet[pi];
1196		1355
1197	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1356	if (!p)
1198	: "OverTheSpot,OffTheSpot,Root";	1357	continue;
		1358
1199	s = rxvt_splitcommastring(p);	1359	s = rxvt_splitcommastring (p);
		1360
1200	for (i = found = 0; !found && s[i]; i++) {	1361	for (i = found = 0; !found && s[i]; i++)
		1362	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1363	if (!strcmp (s[i], "OverTheSpot"))
1202	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1364	input_style = XIMPreeditPosition | XIMStatusNothing;
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1365	else if (!strcmp (s[i], "OffTheSpot"))
1204	R->input_style = (XIMPreeditArea | XIMStatusArea);	1366	input_style = XIMPreeditArea | XIMStatusArea;
1205	else if (!STRCMP(s[i], "Root"))	1367	else if (!strcmp (s[i], "Root"))
1206	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1368	input_style = XIMPreeditNothing | XIMStatusNothing;
		1369	else if (!strcmp (s[i], "None"))
		1370	input_style = XIMPreeditNone | XIMStatusNone;
		1371	#ifdef ENABLE_XIM_ONTHESPOT
		1372	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1373	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1374	#endif
		1375	else
		1376	input_style = XIMPreeditNothing | XIMStatusNothing;
1207		1377
1208	for (j = 0; j < xim_styles->count_styles; j++)	1378	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (R->input_style == xim_styles->supported_styles[j]) {	1379	if (input_style == xim_styles->supported_styles[j])
		1380	{
		1381	rxvt_freecommastring (s);
		1382
1210	found = 1;	1383	found = 1;
		1384	goto foundpet;
		1385	}
		1386
		1387	}
		1388
		1389	rxvt_freecommastring (s);
		1390	}
		1391
		1392	foundpet:
		1393
		1394	XFree (xim_styles);
		1395
		1396	if (!found)
		1397	{
		1398	im_destroy ();
		1399	return false;
		1400	}
		1401
		1402	XFontSet fs = 0;
		1403	XVaNestedList preedit_attr = 0, status_attr = 0;
		1404
		1405	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1406	{
		1407	// fake us a font-set, please
		1408	char **missing_charset_list;
		1409	int missing_charset_count;
		1410	char *def_string;
		1411	char pat[512];
		1412
		1413	sprintf (pat,
		1414	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1415	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1416	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1419	"*",
		1420	fheight,
		1421	fheight + 1, fheight - 1,
		1422	fheight - 2, fheight + 2);
		1423
		1424	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1425	&missing_charset_list, &missing_charset_count, &def_string);
		1426
		1427	if (missing_charset_list)
		1428	XFreeStringList (missing_charset_list);
		1429
		1430	if (!fs)
		1431	{
		1432	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1433	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1434	}
		1435	}
		1436
		1437	if (input_style & XIMPreeditPosition)
		1438	{
		1439	im_set_size (rect);
		1440	im_set_position (spot);
		1441	im_set_color (fg, bg);
		1442
		1443	preedit_attr = XVaCreateNestedList (0,
		1444	XNForeground, fg,
		1445	XNBackground, bg,
		1446	XNArea, &rect,
		1447	XNSpotLocation, &spot,
		1448	XNFontSet, fs,
		1449	NULL);
		1450	}
		1451	else if (input_style & XIMPreeditArea)
		1452	{
		1453	im_set_color (fg, bg);
		1454
		1455	/*
		1456	* The necessary width of preedit area is unknown
		1457	* until create input context.
		1458	*/
		1459	needed_rect.width = 0;
		1460	im_set_preedit_area (rect, status_rect, needed_rect);
		1461
		1462	preedit_attr = XVaCreateNestedList (0,
		1463	XNForeground, fg,
		1464	XNBackground, bg,
		1465	XNArea, &rect,
		1466	XNFontSet, fs,
		1467	NULL);
		1468	status_attr = XVaCreateNestedList (0,
		1469	XNForeground, fg,
		1470	XNBackground, bg,
		1471	XNArea, &status_rect,
		1472	XNFontSet, fs,
		1473	NULL);
		1474	}
		1475	#if ENABLE_XIM_ONTHESPOT
		1476	else if (input_style & XIMPreeditCallbacks)
		1477	{
		1478	im_set_position (spot);
		1479
		1480	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1481	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1482	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1483	# if 0
		1484	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1485	# endif
		1486
		1487	preedit_attr = XVaCreateNestedList (0,
		1488	XNSpotLocation, &spot,
		1489	XNPreeditStartCallback, &xcb[0],
		1490	XNPreeditDoneCallback , &xcb[1],
		1491	XNPreeditDrawCallback , &xcb[2],
		1492	# if 0
		1493	XNPreeditCaretCallback, &xcb[3],
		1494	# endif
		1495	NULL);
		1496	}
		1497	#endif
		1498
		1499	Input_Context = XCreateIC (xim,
		1500	XNInputStyle, input_style,
		1501	XNClientWindow, vt,
		1502	XNFocusWindow, parent[0],
		1503	preedit_attr ? XNPreeditAttributes : NULL,
		1504	preedit_attr,
		1505	status_attr ? XNStatusAttributes : NULL,
		1506	status_attr, NULL);
		1507
		1508	if (preedit_attr) XFree (preedit_attr);
		1509	if (status_attr) XFree (status_attr);
		1510	if (fs) XFreeFontSet (dpy, fs);
		1511
		1512	if (Input_Context == NULL)
		1513	{
		1514	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1515	im_destroy ();
		1516	return false;
		1517	}
		1518
		1519	#if 0
		1520	// unfortunately, only the focus window is used by XIM, hard to fix
		1521	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1522	vt_select_input ();
		1523	#endif
		1524
		1525	IMSetPosition ();
		1526
		1527	return true;
		1528	}
		1529
		1530	void
		1531	rxvt_term::im_cb ()
		1532	{
		1533	int i;
		1534	const char *p;
		1535	char **s;
		1536	char buf[IMBUFSIZ];
		1537
		1538	make_current ();
		1539
		1540	im_destroy ();
		1541
		1542	if (Input_Context)
		1543	return;
		1544
		1545	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1546	if (rs[Rs_imLocale])
		1547	SET_LOCALE (rs[Rs_imLocale]);
		1548	#endif
		1549
		1550	p = rs[Rs_inputMethod];
		1551	if (p && *p)
		1552	{
		1553	bool found = false;
		1554
		1555	s = rxvt_splitcommastring (p);
		1556
		1557	for (i = 0; s[i]; i++)
		1558	{
		1559	if (*s[i])
		1560	{
		1561	strcpy (buf, "@im=");
		1562	strncat (buf, s[i], IMBUFSIZ - 5);
		1563	if (IM_get_IC (buf))
		1564	{
		1565	found = true;
1211	break;	1566	break;
		1567	}
1212	}	1568	}
1213	}	1569	}
1214	for (i = 0; s[i]; i++)
1215	free(s[i]);
1216	free(s);
1217	XFree(xim_styles);
1218		1570
		1571	rxvt_freecommastring (s);
		1572
1219	if (!found) {	1573	if (found)
1220	XCloseIM(xim);	1574	goto done;
1221	return False;
1222	}	1575	}
1223		1576
1224	ximcallback.callback = rxvt_IMDestroyCallback;	1577	/* try with XMODIFIERS env. var. */
		1578	if (IM_get_IC (""))
		1579	goto done;
1225		1580
1226	/* XXX: not sure why we need this (as well as IC one below) */	1581	/* try with no modifiers base IF the user didn't specify an IM */
1227	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1582	if (IM_get_IC ("@im=none"))
		1583	goto done;
1228		1584
1229	preedit_attr = status_attr = NULL;	1585	done:
1230		1586	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231	if (R->input_style & XIMPreeditPosition) {	1587	if (rs[Rs_imLocale])
1232	rxvt_setSize(aR_ & rect);	1588	SET_LOCALE (locale);
1233	rxvt_setPosition(aR_ & spot);	1589	#endif
1234	rxvt_setColor(aR_ & fg, &bg);
1235
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237	XNSpotLocation, &spot,
1238	XNForeground, fg, XNBackground, bg,
1239	//XNFontSet, R->TermWin.fontset,
1240	NULL);
1241	} else if (R->input_style & XIMPreeditArea) {
1242	rxvt_setColor(aR_ & fg, &bg);
1243
1244	/*
1245	* The necessary width of preedit area is unknown
1246	* until create input context.
1247	*/
1248	needed_rect.width = 0;
1249
1250	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, R->TermWin.fontset,
1255	NULL);
1256	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257	XNForeground, fg, XNBackground, bg,
1258	//XNFontSet, R->TermWin.fontset,
1259	NULL);
1260	}
1261	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262	XNClientWindow, R->TermWin.parent[0],
1263	XNFocusWindow, R->TermWin.parent[0],
1264	XNDestroyCallback, &ximcallback,
1265	preedit_attr ? XNPreeditAttributes : NULL,
1266	preedit_attr,
1267	status_attr ? XNStatusAttributes : NULL,
1268	status_attr, NULL);
1269	if (preedit_attr)
1270	XFree(preedit_attr);
1271	if (status_attr)
1272	XFree(status_attr);
1273	if (R->Input_Context == NULL) {
1274	rxvt_print_error("failed to create input context");
1275	XCloseIM(xim);
1276	return False;
1277	}
1278	if (R->input_style & XIMPreeditArea)
1279	rxvt_IMSetStatusPosition(aR);
1280	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281	return True;
1282	}	1590	}
1283		1591
1284	/* EXTPROTO */
1285	void	1592	void
1286	rxvt_IMSetStatusPosition(pR)	1593	rxvt_term::IMSetPosition ()
1287	{	1594	{
1288	XRectangle preedit_rect, status_rect, *needed_rect;	1595	XRectangle preedit_rect, status_rect, *needed_rect;
1289	XVaNestedList preedit_attr, status_attr;	1596	XVaNestedList preedit_attr, status_attr;
1290		1597
1291	if (R->Input_Context == NULL	1598	if (!Input_Context
1292	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1599	|| !focus
		1600	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1293	|| !rxvt_IMisRunning(aR))	1601	|| !IMisRunning ())
1294	return;	1602	return;
1295		1603
		1604	if (input_style & XIMPreeditPosition)
		1605	{
		1606	im_set_size (preedit_rect);
		1607	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1608
		1609	XSetICValues (Input_Context,
		1610	XNPreeditAttributes, preedit_attr, NULL);
		1611	}
		1612	else
		1613	{
1296	/* Getting the necessary width of preedit area */	1614	/* Getting the necessary width of preedit area */
1297	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1615	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1616	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299	XFree(status_attr);	1617	XFree (status_attr);
1300		1618
1301	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1619	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1620	XFree (needed_rect);
1302		1621
1303	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1622	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1623	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305		1624
1306	XSetICValues(R->Input_Context,	1625	XSetICValues (Input_Context,
1307	XNPreeditAttributes, preedit_attr,	1626	XNPreeditAttributes, preedit_attr,
1308	XNStatusAttributes, status_attr, NULL);	1627	XNStatusAttributes, status_attr,
		1628	NULL);
1309		1629
		1630	XFree (status_attr);
		1631	}
		1632
1310	XFree(preedit_attr);	1633	XFree (preedit_attr);
1311	XFree(status_attr);
1312	}	1634	}
1313	#endif /* USE_XIM */	1635	#endif /* USE_XIM */
1314		1636
1315	/*----------------------------------------------------------------------*/	1637	void
1316	rxvt_t rxvt_current_term;	1638	rxvt_term::get_window_origin (int &x, int &y)
		1639	{
		1640	Window cr;
		1641	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1642	}
		1643
		1644	Pixmap
		1645	rxvt_term::get_pixmap_property (Atom property)
		1646	{
		1647	Pixmap pixmap = None;
		1648
		1649	int aformat;
		1650	unsigned long nitems, bytes_after;
		1651	Atom atype;
		1652	unsigned char *prop;
		1653	int result = XGetWindowProperty (dpy, display->root, property,
		1654	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1655	&nitems, &bytes_after, &prop);
		1656	if (result == Success)
		1657	{
		1658	if (atype == XA_PIXMAP)
		1659	pixmap = *(Pixmap *)prop;
		1660	XFree (prop);
		1661	}
		1662
		1663	return pixmap;
		1664	}
		1665
		1666	#ifdef HAVE_BG_PIXMAP
		1667
		1668	void
		1669	rxvt_term::update_background ()
		1670	{
		1671	if (update_background_ev.is_active ())
		1672	return;
		1673
		1674	bgPixmap.invalidate ();
		1675
		1676	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1677
		1678	if (to_wait <= 0.)
		1679	bgPixmap.render ();
		1680	else
		1681	update_background_ev.start (to_wait);
		1682	}
		1683
		1684	void
		1685	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1686	{
		1687	make_current ();
		1688
		1689	update_background_ev.stop ();
		1690	bgPixmap.render ();
		1691	refresh_check ();
		1692	}
		1693
		1694	#endif /* HAVE_BG_PIXMAP */
1317		1695
1318	/*----------------------- end-of-file (C source) -----------------------*/	1696	/*----------------------- end-of-file (C source) -----------------------*/

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