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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.19 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.242 by sasha, Wed Aug 15 22:41:52 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.19 2003/12/24 09:22:29 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) 2003-2006 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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
49	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
50		57
51	void	58	bool
52	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
53	{	60	{
54	if (locale && STRNCMP (locale, curlocale, 128))	61	int size = strlen (locale) + 1;
55	{	62
56	STRNCPY (curlocale, locale, 128);	63	if (size > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, size))
		67	return false;
		68
		69	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	70	setlocale (LC_CTYPE, curlocale);
58	}	71	return true;
59	}	72	}
60		73
61	void *	74	void
62	rxvt_term::operator new (size_t s)	75	rxvt_push_locale (const char *locale) NOTHROW
63	{	76	{
64	void *p = malloc (s);	77	strcpy (savelocale, curlocale);
		78	rxvt_set_locale (locale);
		79	}
65		80
66	MEMSET (p, 0, s);	81	void
		82	rxvt_pop_locale () NOTHROW
		83	{
		84	rxvt_set_locale (savelocale);
		85	}
		86
		87	#if ENABLE_COMBINING
		88	class rxvt_composite_vec rxvt_composite;
		89
		90	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		91	{
		92	compose_char *cc;
		93
		94	// break compose chains, as stupid readline really likes to duplicate
		95	// composing characters for some reason near the end of a line.
		96	cc = (*this)[c1];
		97	while (cc)
		98	{
		99	if (cc->c2 == c2) return c1;
		100	cc = (*this)[cc->c1];
		101	}
		102
		103	// check to see wether this combination already exists otherwise
		104	for (cc = v.end (); cc-- > v.begin (); )
		105	{
		106	if (cc->c1 == c1 && cc->c2 == c2)
		107	return COMPOSE_LO + (cc - v.begin ());
		108	}
		109
		110	// allocate a new combination
		111	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		112	{
		113	static int seen;
		114
		115	if (!seen++)
		116	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		117
		118	return REPLACEMENT_CHAR;
		119	}
		120
		121	v.push_back (compose_char (c1, c2));
		122
		123	return v.size () - 1 + COMPOSE_LO;
		124	}
		125
		126	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		127	{
		128	compose_char *cc = (*this)[c];
		129
		130	if (!cc)
		131	{
		132	if (r) *r = c;
		133	return 1;
		134	}
		135
		136	int len = expand (cc->c1, r);
		137
		138	if (r) r += len;
		139
		140	if (cc->c2 != NOCHAR)
		141	{
		142	len++;
		143	if (r) *r++ = cc->c2;
		144	}
		145
67	return p;	146	return len;
68	}
69		147
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	148	}
		149	#endif
75		150
76	rxvt_term::rxvt_term ()	151	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	152	:
		153	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#if ENABLE_TRANSPARENCY
		157	check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
		158	#endif
		159	#ifdef HAVE_SCROLLBARS
		160	scrollbar_ev (this, &rxvt_term::x_cb),
		161	#endif
78	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
		163	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		164	#endif
		165	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	166	text_blink_ev (this, &rxvt_term::text_blink_cb),
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	176	#endif
81	#ifdef POINTER_BLANK	177	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	178	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	179	#endif
		180	#ifdef USE_XIM
		181	im_ev (this, &rxvt_term::im_cb),
		182	#endif
		183	#ifndef NO_BELL
		184	bell_ev (this, &rxvt_term::bell_cb),
		185	#endif
		186	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	187	vt_ev (this, &rxvt_term::x_cb),
		188	child_ev (this, &rxvt_term::child_cb),
85	check_ev (this, &rxvt_term::check_cb),	189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
		191	destroy_ev (this, &rxvt_term::destroy_cb),
		192	pty_ev (this, &rxvt_term::pty_cb),
86	incr_ev (this, &rxvt_term::incr_cb),	193	incr_ev (this, &rxvt_term::incr_cb)
87	pty_ev (this, &rxvt_term::pty_cb)
88	{	194	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void rxvt_term::emergency_cleanup ()
		207	{
		208	if (cmd_pid)
		209	kill (-cmd_pid, SIGHUP);
		210
		211	pty_ev.stop ();
		212	delete pty; pty = 0;
90	}	213	}
91		214
92	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
93	{	216	{
		217	termlist.erase (find (termlist.begin (), termlist.end(), this));
		218
		219	emergency_cleanup ();
		220
		221	#if ENABLE_STYLES
		222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
		225	#endif
		226	delete fontset[0];
		227
		228	if (display)
		229	{
		230	selection_clear ();
		231
		232	#ifdef USE_XIM
		233	im_destroy ();
		234	#endif
		235	#ifdef XTERM_SCROLLBAR
		236	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		237	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		238	#endif
		239	#ifdef PLAIN_SCROLLBAR
		240	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		241	#endif
		242	#ifdef NEXT_SCROLLBAR
		243	if (blackGC) XFreeGC (dpy, blackGC);
		244	if (whiteGC) XFreeGC (dpy, whiteGC);
		245	if (grayGC) XFreeGC (dpy, grayGC);
		246	if (darkGC) XFreeGC (dpy, darkGC);
		247	if (stippleGC) XFreeGC (dpy, stippleGC);
		248	if (dimple) XFreePixmap (dpy, dimple);
		249	if (upArrow) XFreePixmap (dpy, upArrow);
		250	if (downArrow) XFreePixmap (dpy, downArrow);
		251	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		252	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		253	#endif
		254	#ifdef RXVT_SCROLLBAR
		255	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		256	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		257	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		258	#endif
		259	if (gc) XFreeGC (dpy, gc);
		260
		261	delete drawable;
		262	// destroy all windows
		263	if (parent[0])
		264	XDestroyWindow (dpy, parent[0]);
		265
		266	for (int i = 0; i < TOTAL_COLORS; i++)
		267	if (ISSET_PIXCOLOR (i))
		268	{
		269	pix_colors_focused [i].free (this);
		270	#if OFF_FOCUS_FADING
		271	pix_colors_unfocused [i].free (this);
		272	#endif
		273	}
		274
		275	clear ();
		276	}
		277
		278	delete [] pix_colors_focused;
		279	#if OFF_FOCUS_FADING
		280	delete [] pix_colors_unfocused;
		281	#endif
		282
		283	displays.put (display);
		284
94	scr_release ();	285	scr_release ();
95		286
		287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
		293	free (env_display);
		294	free (env_term);
96	free (locale);	295	free (locale);
97	free (codeset);	296	free (v_buffer);
		297	free (incr_buf);
98		298
99	#ifndef NO_SETOWNER_TTYDEV	299	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	300	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		301
113	if (cmd_fd >= 0)	302	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	303	delete keyboard;
		304	#endif
		305	}
115		306
116	if (Xfd >= 0)	307	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	308	void
		309	rxvt_term::child_cb (child_watcher &w, int status)
		310	{
		311	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		312
119	delete PixColors;	313	cmd_pid = 0;
		314
		315	if (!option (Opt_hold))
		316	destroy ();
120	}	317	}
121		318
122	void	319	void
123	rxvt_term::destroy ()	320	rxvt_term::destroy ()
124	{	321	{
		322	if (destroy_ev.active)
		323	return;
		324
		325	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		326
		327	#if ENABLE_OVERLAY
		328	scr_overlay_off ();
		329	#endif
		330
		331	if (display)
		332	{
		333	#if USE_XIM
		334	im_ev.stop (display);
		335	#endif
		336	#if HAVE_SCROLLBARS
		337	scrollbar_ev.stop (display);
		338	#endif
		339	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		340	rootwin_ev.stop (display);
		341	#endif
		342	incr_ev.stop ();
		343	termwin_ev.stop (display);
		344	vt_ev.stop (display);
		345	}
		346
125	check_ev.stop ();	347	check_ev.stop ();
126	pty_ev.stop ();	348	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
		350	cursor_blink_ev.stop ();
		351	#endif
		352	#ifdef TEXT_BLINK
129	blink_ev.stop ();	353	text_blink_ev.stop ();
		354	#endif
		355	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		356	cont_scroll_ev.stop ();
		357	#endif
		358	#ifdef SELECTION_SCROLLING
		359	sel_scroll_ev.stop ();
130	#endif	360	#endif
131	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	362	pointer_ev.stop ();
133	#endif	363	#endif
134		364
…		…
136	}	366	}
137		367
138	void	368	void
139	rxvt_term::destroy_cb (time_watcher &w)	369	rxvt_term::destroy_cb (time_watcher &w)
140	{	370	{
141	SET_R (this);	371	make_current ();
142		372
143	delete this;	373	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	374	}
325		375
326	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
327	/*	377	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* 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
330	*/	380	*/
331	/* EXTPROTO */	381	static XErrorHandler old_xerror_handler;
		382
		383	static void
		384	rxvt_emergency_cleanup ()
		385	{
		386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
		389
		390	#if !ENABLE_MINIMAL
		391	static void
		392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	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 occured, 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
		438
		439	int
		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 ();
		464	_exit (EXIT_FAILURE);
		465	}
		466
		467	/*----------------------------------------------------------------------*/
		468	bool
		469	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		470	{
		471	this->envv = envv;
		472
		473	SET_R (this);
		474	set_locale ("");
		475	set_environ (envv); // few things in X do not call setlocale :(
		476
		477	if (!init_vars ())
		478	return false;
		479
		480	init_secondary ();
		481
		482	const char **cmd_argv = init_resources (argc, argv);
		483
		484	#ifdef KEYSYM_RESOURCE
		485	keyboard->register_done ();
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (option (Opt_scrollBar))
		490	scrollBar.setIdle (); /* set existence for size calculations */
		491	#endif
		492
		493	pty = ptytty::create ();
		494
		495	create_windows (argc, argv);
		496
		497	init_xlocale ();
		498
		499	scr_reset (); // initialize screen
		500
		501	#if 0
		502	XSynchronize (dpy, True);
		503	#endif
		504
		505	#ifdef HAVE_SCROLLBARS
		506	if (option (Opt_scrollBar))
		507	resize_scrollbar (); /* create and map scrollbar */
		508	#endif
		509	#ifdef HAVE_BG_PIXMAP
		510	{
		511	bool changed = false;
		512	bgPixmap.set_target (this);
		513
		514	#ifdef ENABLE_TRANSPARENCY
		515	if (option (Opt_transparent))
		516	{
		517	bgPixmap.set_transparent ();
		518	#ifdef HAVE_AFTERIMAGE
		519	if (rs [Rs_blurradius])
		520	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		521	#endif
		522	if (ISSET_PIXCOLOR (Color_tint))
		523	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		524	if (rs [Rs_shade])
		525	bgPixmap.set_shade (rs [Rs_shade]);
		526	changed = true;
		527
		528	bgPixmap.set_root_pixmap ();
		529	XSelectInput (dpy, display->root, PropertyChangeMask);
		530	rootwin_ev.start (display, display->root);
		531	}
		532	#endif
		533
		534	#ifdef XPM_BACKGROUND
		535	if (rs[Rs_backgroundPixmap] != NULL)
		536	{
		537	const char *p = rs[Rs_backgroundPixmap];
		538
		539	if ((p = strchr (p, ';')) != NULL)
		540	{
		541	p++;
		542	bgPixmap.set_geometry (p);
		543	}
		544	else
		545	bgPixmap.set_defaultGeometry ();
		546
		547	changed = bgPixmap.set_file (rs[Rs_backgroundPixmap]);
		548	}
		549	#endif
		550	if (changed)
		551	{
		552	bgPixmap.render ();
		553	scr_touch (true);
		554	}
		555	}
		556	#endif
		557
		558	#if ENABLE_PERL
		559	rootwin_ev.start (display, display->root);
		560	#endif
		561
		562	set_colorfgbg ();
		563
		564	init_command (cmd_argv);
		565
		566	free (cmd_argv);
		567
		568	if (pty->pty >= 0)
		569	pty_ev.start (pty->pty, EVENT_READ);
		570
		571	check_ev.start ();
		572
		573	HOOK_INVOKE ((this, HOOK_START, DT_END));
		574
		575	#if ENABLE_XEMBED
		576	if (rs[Rs_embed])
		577	{
		578	long info[2] = { 0, XEMBED_MAPPED };
		579
		580	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		581	32, PropModeReplace, (unsigned char *)&info, 2);
		582	}
		583	#endif
		584
		585	XMapWindow (dpy, vt);
		586	XMapWindow (dpy, parent[0]);
		587
		588	return true;
		589	}
		590
		591	static struct sig_handlers
		592	{
		593	sig_watcher sw_term, sw_int;
		594
		595	/*
		596	* Catch a fatal signal and tidy up before quitting
		597	*/
332	void	598	void
333	rxvt_clean_exit ()	599	sig_term (sig_watcher &w)
334	{	600	{
335	dR;	601	rxvt_emergency_cleanup ();
		602	signal (w.signum, SIG_DFL);
		603	kill (getpid (), w.signum);
		604	}
336		605
337	R->destroy ();	606	sig_handlers ()
		607	: sw_term (this, &sig_handlers::sig_term),
		608	sw_int (this, &sig_handlers::sig_term)
		609	{
		610	}
		611	} sig_handlers;
		612
		613	char **rxvt_environ; // startup environment
		614
		615	void
		616	rxvt_init ()
		617	{
		618	ptytty::init ();
		619
		620	rxvt_environ = environ;
		621
		622	signal (SIGHUP, SIG_IGN);
		623	signal (SIGPIPE, SIG_IGN);
		624
		625	sig_handlers.sw_term.start (SIGTERM);
		626	sig_handlers.sw_int.start (SIGINT);
		627
		628	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		629	/* signal (SIGURG, SIG_DFL); */
		630
		631	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		632	// TODO: handle this with exceptions and tolerate the memory loss
		633	XSetIOErrorHandler (rxvt_xioerror_handler);
		634
		635	XrmInitialize ();
338	}	636	}
339		637
340	/* ------------------------------------------------------------------------- *	638	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	639	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	640	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	641	void *
344	void *
345	rxvt_malloc(size_t size)	642	rxvt_malloc (size_t size)
346	{	643	{
347	void *p;
348
349	p = malloc(size);	644	void *p = malloc (size);
		645
350	if (p)	646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
351	return p;	649	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	650	}
358		651
359	/* EXTPROTO */	652	void *
360	void *
361	rxvt_calloc(size_t number, size_t size)	653	rxvt_calloc (size_t number, size_t size)
362	{	654	{
363	void *p;
364
365	p = calloc(number, size);	655	void *p = calloc (number, size);
		656
366	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
367	return p;	660	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}	661	}
374		662
375	/* EXTPROTO */	663	void *
376	void *
377	rxvt_realloc(void *ptr, size_t size)	664	rxvt_realloc (void *ptr, size_t size)
378	{	665	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	666	void *p = realloc (ptr, size);
383	else	667
384	p = malloc(size);
385	if (p)	668	if (!p)
		669	rxvt_fatal ("memory allocation failure. aborting.\n");
		670
386	return p;	671	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	672	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void
400	rxvt_privileges(pR_ int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif
409	# ifdef HAVE_SETEUID
410	switch (mode) {
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif
440	#endif
441	}
442
443	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454
455	rxvt_privileges(aR_ RESTORE);
456	if (action == SAVE) {
457	R->next_utmp_action = RESTORE;
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459	} else { /* action == RESTORE */
460	R->next_utmp_action = IGNORE;
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}
519	#endif
520		673
521	/*----------------------------------------------------------------------*/	674	/*----------------------------------------------------------------------*/
522	/*	675	/*
523	* window size/position calculcations for XSizeHint and other storage.	676	* window size/position calculations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	677	* if width/height are non-zero then override calculated width/height
525	*/	678	*/
526	void	679	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	680	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	681	{
529	short recalc_x, recalc_y;	682	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	683	int x, y, sb_w, flags;
531	unsigned int w, h;	684	unsigned int w, h;
532	unsigned int max_width, max_height;	685	unsigned int max_width, max_height;
533		686
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	687	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	688	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	689	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		690
541	recalc_x = recalc_y = 0;	691	recalc_x = recalc_y = 0;
542	flags = 0;	692	flags = 0;
		693
543	if (!parsed_geometry) {	694	if (!parsed_geometry)
		695	{
544	parsed_geometry = 1;	696	parsed_geometry = 1;
		697
545	if (rs[Rs_geometry])	698	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	699	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		700
547	if (flags & WidthValue) {	701	if (flags & WidthValue)
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	702	{
		703	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549	szHint.flags |= USSize;	704	szHint.flags |= USSize;
550	}	705	}
		706
551	if (flags & HeightValue) {	707	if (flags & HeightValue)
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	708	{
		709	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553	szHint.flags |= USSize;	710	szHint.flags |= USSize;
554	}	711	}
		712
555	if (flags & XValue) {	713	if (flags & XValue)
		714	{
556	szHint.x = x;	715	szHint.x = x;
557	szHint.flags |= USPosition;	716	szHint.flags |= USPosition;
		717
558	if (flags & XNegative) {	718	if (flags & XNegative)
		719	{
559	recalc_x = 1;	720	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	721	szHint.win_gravity = NorthEastGravity;
561	}	722	}
562	}	723	}
		724
563	if (flags & YValue) {	725	if (flags & YValue)
		726	{
564	szHint.y = y;	727	szHint.y = y;
565	szHint.flags |= USPosition;	728	szHint.flags |= USPosition;
		729
566	if (flags & YNegative) {	730	if (flags & YNegative)
		731	{
567	recalc_y = 1;	732	recalc_y = 1;
		733
568	if (szHint.win_gravity == NorthEastGravity)	734	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	735	szHint.win_gravity = SouthEastGravity;
570	else	736	else
571	szHint.win_gravity = SouthWestGravity;	737	szHint.win_gravity = SouthWestGravity;
572	}	738	}
573	}	739	}
574	}	740	}
		741
575	/* TODO: BOUNDS */	742	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	743	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	744	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	745	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	746	max_height = MAX_ROWS * fheight;
580		747
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	748	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		749
583	sb_w = mb_h = 0;	750	sb_w = 0;
584	window_vt_x = window_vt_y = 0;	751	window_vt_x = window_vt_y = int_bwidth;
585	if (scrollbar_visible (this)) {	752
		753	if (scrollBar.state)
		754	{
586	sb_w = scrollbar_TotalWidth();	755	sb_w = scrollbar_TotalWidth ();
587	szHint.base_width += sb_w;	756	szHint.base_width += sb_w;
		757
588	if (!(Options & Opt_scrollBar_right))	758	if (!option (Opt_scrollBar_right))
589	window_vt_x = sb_w;	759	window_vt_x += sb_w;
590	}	760	}
591	if (menubar_visible (this)) {	761
592	mb_h = menuBar_TotalHeight();
593	szHint.base_height += mb_h;
594	window_vt_y = mb_h;
595	}
596	szHint.width_inc = TermWin.fwidth;	762	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	763	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	764	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	765	szHint.min_height = szHint.base_height + szHint.height_inc;
600		766
601	if (width && width - szHint.base_width < max_width) {	767	if (newwidth && newwidth - szHint.base_width < max_width)
		768	{
602	szHint.width = width;	769	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	770	width = newwidth - szHint.base_width;
604	} else {	771	}
605	MIN_IT(TermWin.width, max_width);	772	else
		773	{
		774	min_it (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	775	szHint.width = szHint.base_width + width;
607	}	776	}
		777
608	if (height && height - szHint.base_height < max_height) {	778	if (newheight && newheight - szHint.base_height < max_height)
		779	{
609	szHint.height = height;	780	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	781	height = newheight - szHint.base_height;
611	} else {	782	}
		783	else
		784	{
612	MIN_IT(TermWin.height, max_height);	785	min_it (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	786	szHint.height = szHint.base_height + height;
614	}	787	}
		788
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	789	if (scrollBar.state && option (Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;	790	window_sb_x = szHint.width - sb_w;
617		791
618	if (recalc_x)	792	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	793	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);	794
621	if (recalc_y)	795	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	796	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		797
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	798	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	799	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,
629	szHint.height));
630	return;
631	}	800	}
632		801
633	/*----------------------------------------------------------------------*/	802	/*----------------------------------------------------------------------*/
634	/*	803	/*
635	* Tell the teletype handler what size the window is.	804	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	805	* Called after a window size change.
637	*/	806	*/
638	void	807	void
639	rxvt_term::tt_winch ()	808	rxvt_term::tt_winch ()
640	{	809	{
641	struct winsize ws;	810	if (pty->pty < 0)
642
643	if (cmd_fd < 0)
644	return;	811	return;
645		812
		813	struct winsize ws;
		814
646	ws.ws_col = TermWin.ncol;	815	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	816	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	817	ws.ws_xpixel = width;
649	#ifndef DEBUG_SIZE	818	ws.ws_ypixel = height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	819	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651	#else	820
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	821	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	822	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	823	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	824	kill (-cmd_pid, SIGWINCH);
657	# endif
658	#endif	825	#endif
659	}	826	}
660		827
661	/*----------------------------------------------------------------------*/	828	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	829	/* set_fonts () - load and set the various fonts
663	/*	830	*
664	* init = 1 - initialize	831	* init = 1 - initialize
665	*	832	*
666	* fontname == FONT_UP - switch to bigger font	833	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	834	* fontname == FONT_DN - switch to smaller font
668	*/	835	*/
669	/* EXTPROTO */	836	bool
670	void	837	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	838	{
673	}	839	rxvt_fontset *fs = new rxvt_fontset (this);
		840	rxvt_fontprop prop;
674		841
675	/* INTPROTO */	842	if (!fs
676	void	843	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677	rxvt_font_up_down(pR_ int n, int direction)	844	|| !fs->realize_font (1))
		845	{
		846	delete fs;
		847	return false;
		848	}
		849
		850	#if ENABLE_STYLES
		851	for (int i = RS_styleCount; --i; )
		852	if (fontset[i] != fontset[0])
		853	delete fontset[i];
		854	#endif
		855
		856	delete fontset[0];
		857	fontset[0] = fs;
		858
		859	prop = (*fs)[1]->properties ();
		860	prop.height += lineSpace;
		861
		862	fs->set_prop (prop, false);
		863
		864	fwidth = prop.width;
		865	fheight = prop.height;
		866	fbase = prop.ascent;
		867
		868	for (int style = 1; style < 4; style++)
		869	{
		870	#if ENABLE_STYLES
		871	const char *res = rs[Rs_font + style];
		872
		873	if (res && !*res)
		874	fontset[style] = fontset[0];
		875	else
		876	{
		877	fontset[style] = fs = new rxvt_fontset (this);
		878	rxvt_fontprop prop2 = prop;
		879
		880	if (res)
		881	{
		882	fs->populate (res);
		883	fs->set_prop (prop2, false);
		884	}
		885	else
		886	{
		887	fs->populate (fontset[0]->fontdesc);
		888
		889	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		890	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		891
		892	fs->set_prop (prop2, true);
		893	}
		894
		895	}
		896	#else
		897	fontset[style] = fontset[0];
		898	#endif
		899	}
		900
		901	if (parent[0])
		902	{
		903	resize_all_windows (0, 0, 0);
		904	scr_remap_chars ();
		905	scr_touch (true);
		906	}
		907
		908	return true;
		909	}
		910
		911	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	912	{
		913	XChangeProperty (dpy, parent[0],
		914	prop, XA_STRING, 8, PropModeReplace,
		915	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		916	}
		917
		918	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		919	{
		920	wchar_t *ws = rxvt_mbstowcs (str, len);
		921	char *s = rxvt_wcstoutf8 (ws);
		922
		923	XChangeProperty (dpy, parent[0],
		924	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		925	(const unsigned char *)s, strlen (s));
		926
		927	free (s);
		928	free (ws);
679	}	929	}
680		930
681	/*----------------------------------------------------------------------*/	931	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	932	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	933	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	934	void
686	rxvt_set_title(pR_ const char *str)	935	rxvt_term::set_title (const char *str)
687	{	936	{
688	#ifndef SMART_WINDOW_TITLE	937	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	938	#if ENABLE_EWMH
		939	set_utf8_property (xa[XA_NET_WM_NAME], str);
		940	#endif
		941	}
		942
		943	void
		944	rxvt_term::set_icon_name (const char *str)
		945	{
		946	set_string_property (XA_WM_ICON_NAME, str);
		947	#if ENABLE_EWMH
		948	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		949	#endif
		950	}
		951
		952	#ifdef XTERM_COLOR_CHANGE
		953	void
		954	rxvt_term::set_window_color (int idx, const char *color)
		955	{
		956	rxvt_color xcol;
		957	int i;
		958
		959	if (color == NULL || *color == '\0')
		960	return;
		961
		962	color = strdup (color);
		963	allocated.push_back ((void *)color);
		964	rs[Rs_color + idx] = color;
		965
		966	/* handle color aliases */
		967	if (isdigit (*color))
		968	{
		969	i = atoi (color);
		970
		971	if (i >= 8 && i <= 15)
		972	{ /* bright colors */
		973	i -= 8;
		974	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		975	goto done;
		976	}
		977
		978	if (i >= 0 && i <= 7)
		979	{ /* normal colors */
		980	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		981	goto done;
		982	}
		983	}
		984
		985	set_color (xcol, color);
		986
		987	/*
		988	* FIXME: should free colors here, but no idea how to do it so instead,
		989	* so just keep gobbling up the colormap
		990	*/
		991
		992	pix_colors_focused[idx] = xcol;
		993
		994	/* XSetWindowAttributes attr; */
		995	/* Cursor cursor; */
		996	done:
		997	/*TODO: handle Color_BD, scrollbar background, etc. */
		998
		999	update_fade_color (idx);
		1000	recolour_cursor ();
		1001	scr_recolour ();
		1002	}
		1003
690	#else	1004	#else
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif
700	}
701
702	/* EXTPROTO */
703	void
704	rxvt_set_iconName(pR_ const char *str)
705	{
706	#ifndef SMART_WINDOW_TITLE
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
708	#else
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif
718	}
719
720	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;
726	int i;
727
728	if (color == NULL || *color == '\0')
729	return;
730
731	/* handle color aliases */
732	if (isdigit(*color)) {
733	i = atoi(color);
734	if (i >= 8 && i <= 15) { /* bright colors */
735	i -= 8;
736	# ifndef NO_BRIGHTCOLOR
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
738	SET_PIXCOLOR(R, idx);
739	goto Done;
740	# endif
741	}
742	if (i >= 0 && i <= 7) { /* normal colors */
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	}
747	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751
752	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap
755	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766
767	R->PixColors[idx] = xcol;
768	SET_PIXCOLOR(R, idx);
769
770	/* XSetWindowAttributes attr; */
771	/* Cursor cursor; */
772	Done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */
778
779	rxvt_set_colorfgbg (aR);
780	R->recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */
782	rxvt_scr_poweron (aR);
783	}
784
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1005	# define set_window_color (idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */	1006	#endif /* XTERM_COLOR_CHANGE */
788		1007
789	void	1008	void
790	rxvt_term::recolour_cursor ()	1009	rxvt_term::recolour_cursor ()
791	{	1010	{
792	#if TODO	1011	XColor fg, bg;
793	rxvt_color xcol[2];
794		1012
795	xcol[0] = PixColors[Color_pointer];	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	1014	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1015	: pix_colors_focused[Color_fg]).get (fg);
		1016
		1017	(ISSET_PIXCOLOR (Color_pointer_bg)
		1018	? pix_colors_focused[Color_pointer_bg]
		1019	: pix_colors_focused[Color_bg]).get (bg);
		1020
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
799	#endif
800	}	1022	}
801		1023
802	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
803	/*	1025	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	1026	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	1027	*/
806	/* INTPROTO */
807	void	1028	void
808	rxvt_set_colorfgbg(pR)	1029	rxvt_term::set_colorfgbg ()
809	{	1030	{
810	unsigned int i;	1031	unsigned int i;
811	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		1034
814	R->env_colorfgbg =	1035	strcpy (fstr, "default");
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1036	strcpy (bstr, "default");
816	STRCPY(fstr, "default");
817	STRCPY(bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1038	if (pix_colors[Color_fg] == pix_colors[i])
		1039	{
820	sprintf(fstr, "%d", (i - Color_Black));	1040	sprintf (fstr, "%d", (i - Color_Black));
821	break;	1041	break;
822	}	1042	}
		1043
823	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1045	if (pix_colors[Color_bg] == pix_colors[i])
		1046	{
825	sprintf(bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	1048	#ifdef XPM_BACKGROUND
827	xpmb = "default;";	1049	xpmb = "default;";
828	#endif	1050	#endif
829	break;	1051	break;
830	}	1052	}
		1053
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1055	}
844		1056
845	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1058
851	/* EXTPROTO */	1059	bool
852	int	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
854	{	1061	{
855	screen_in_out->set(aR_ colour);	1062	if (color.set (this, name))
856
857	if (!screen_in_out->set(aR_ colour)) {
858	rxvt_print_error("can't allocate colour: %s", colour);
859	return false;
860	}
861
862	return true;	1063	return true;
		1064
		1065	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1066	return false;
		1067	}
		1068
		1069	void
		1070	rxvt_term::alias_color (int dst, int src)
		1071	{
		1072	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
863	}	1073	}
864		1074
865	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
868	void	1078	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1079	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	1080	{
871	int fix_screen;	1081	int fix_screen;
		1082	int old_width = szHint.width;
		1083	int old_height = szHint.height;
872		1084
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;
875	#endif
876
877	window_calc (width, height);	1085	window_calc (newwidth, newheight);
		1086
		1087	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1088	XSetWMNormalHints (dpy, parent[0], &szHint);
		1089
879	if (!ignoreparent)	1090	if (!ignoreparent)
880	{	1091	{
881	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
882	/*	1093	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1097	int x, y, x1, y1;
887	int dx, dy;	1098	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1100	Window unused_cr;
890		1101
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1106	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
898	*/	1109	*/
899	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
900	x -= x1;	1112	x -= x1;
901	y -= y1;	1113	y -= y1;
902	}	1114	}
903		1115
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1118	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1119	dy = old_height - szHint.height;
908		1120
909	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
911	dx = 0;	1123	dx = 0;
912	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
913	dx /= 2;	1125	dx /= 2;
914	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
915	dy = 0;	1127	dy = 0;
916	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
917	dy /= 2;	1129	dy /= 2;
918		1130
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	1132	szHint.width, szHint.height);
921	#else	1133	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	1135	#endif
925	}	1136	}
926		1137
927	fix_screen = (TermWin.ncol != prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928	|| TermWin.nrow != prev_nrow);
929		1139
930	if (fix_screen || width != old_width || height != old_height)	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	1141	{
932	if (scrollbar_visible (this))	1142	if (scrollBar.state)
933	{	1143	{
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1144	XMoveResizeWindow (dpy, scrollBar.win,
		1145	window_sb_x, 0,
935	0, scrollbar_TotalWidth (), szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();	1147	resize_scrollbar ();
937	}	1148	}
938		1149
939	if (menubar_visible (this))	1150	XMoveResizeWindow (dpy, vt,
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1151	window_vt_x, window_vt_y,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944	window_vt_y, TermWin_TotalWidth (),
945	TermWin_TotalHeight ());	1152	width, height);
946	#ifdef RXVT_GRAPHICS	1153
947	if (old_height)	1154	#ifdef XPM_BACKGROUND
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,	1155	/* TODO: replace with update_pixmap() that should unify transparency and bg image handling ! */
949	old_height - szHint.base_height);	1156	if (bgPixmap.window_size_sensitive ())
		1157	bgPixmap.render ();
950	#endif	1158	#endif
		1159
951	scr_clear ();	1160	scr_clear ();
952	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);
954	#endif
955	}	1161	}
956		1162
957	if (fix_screen || old_height == 0)	1163	if (fix_screen || old_height == 0)
958	{
959	int curr_screen = -1;
960	int old_ncol = prev_ncol;
961
962	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */
964	{
965	unsigned int ncol = TermWin.ncol;
966	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
967	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
968	TermWin.ncol = ncol;
969	}
970
971	scr_reset();	1164	scr_reset ();
972		1165
973	if (curr_screen >= 0) /* this is not the first time through */	1166	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
974	{	1167	//scr_touch (false);
975	rxvt_scr_change_screen (this, curr_screen);
976	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
977	}
978	}
979		1168
980	old_width = szHint.width;	1169	#ifdef HAVE_BG_PIXMAP
981	old_height = szHint.height;	1170	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1171	// if (bgPixmap.pixmap)
		1172	// scr_touch (false);
		1173	#endif
982		1174
983	#ifdef USE_XIM	1175	#ifdef USE_XIM
984	rxvt_IMSetStatusPosition (this);	1176	IMSetPosition ();
985	#endif	1177	#endif
986	}	1178	}
987		1179
988	/*	1180	/*
989	* Set the width/height of the vt window in characters. Units are pixels.	1181	* Set the width/height of the vt window in characters. Units are pixels.
990	* good for toggling 80/132 columns	1182	* good for toggling 80/132 columns
991	*/	1183	*/
992	/* EXTPROTO */
993	void	1184	void
994	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1185	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
995	{	1186	{
996	XWindowAttributes wattr;	1187	XWindowAttributes wattr;
997		1188
998	if (width == 0 || height == 0) {	1189	if (newwidth == 0 || newheight == 0)
		1190	{
999	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1191	XGetWindowAttributes (dpy, display->root, &wattr);
		1192
1000	if (width == 0)	1193	if (newwidth == 0)
1001	width = wattr.width - R->szHint.base_width;	1194	newwidth = wattr.width - szHint.base_width;
1002	if (height == 0)	1195	if (newheight == 0)
1003	height = wattr.height - R->szHint.base_height;	1196	newheight = wattr.height - szHint.base_height;
		1197	}
		1198
		1199	if (newwidth != width || newheight != height)
1004	}	1200	{
1005	if (width != R->TermWin.width || height != R->TermWin.height) {
1006	width += R->szHint.base_width;	1201	newwidth += szHint.base_width;
1007	height += R->szHint.base_height;	1202	newheight += szHint.base_height;
1008	R->resize_all_windows (width, height, 0);	1203	resize_all_windows (newwidth, newheight, 0);
1009	}	1204	}
1010	}	1205	}
1011		1206
1012	/* -------------------------------------------------------------------- *	1207	/* -------------------------------------------------------------------- *
1013	* - X INPUT METHOD ROUTINES - *	1208	* - X INPUT METHOD ROUTINES - *
1014	* -------------------------------------------------------------------- */	1209	* -------------------------------------------------------------------- */
1015	#ifdef USE_XIM	1210	#ifdef USE_XIM
1016	void
1017	rxvt_term::set_size (XRectangle *size)
1018	{
1019	size->x = TermWin.int_bwidth;
1020	size->y = TermWin.int_bwidth;
1021	size->width = Width2Pixel(TermWin.ncol);
1022	size->height = Height2Pixel(TermWin.nrow);
1023	}
1024		1211
1025	void	1212	void
1026	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1213	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1027	{	1214	{
1028	*fg = PixColors[Color_fg];	1215	fg = pix_colors [Color_fg];
1029	*bg = PixColors[Color_bg];	1216	bg = pix_colors [Color_bg];
		1217	}
		1218
		1219	void
		1220	rxvt_term::im_set_size (XRectangle &size)
		1221	{
		1222	// the int_bwidth terms make no sense to me
		1223	size.x = int_bwidth;
		1224	size.y = int_bwidth;
		1225	size.width = Width2Pixel (ncol) + int_bwidth;
		1226	size.height = Height2Pixel (nrow) + int_bwidth;
		1227	}
		1228
		1229	void
		1230	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1231	XRectangle &status_rect,
		1232	const XRectangle &needed_rect)
		1233	{
		1234	preedit_rect.x = needed_rect.width;
		1235	preedit_rect.y = 0;
		1236	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1237	preedit_rect.height = fheight;
		1238
		1239	status_rect.x = 0;
		1240	status_rect.y = 0;
		1241	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1242	status_rect.height = fheight;
1030	}	1243	}
1031		1244
1032	/* Checking whether input method is running. */	1245	/* Checking whether input method is running. */
1033	/* INTPROTO */
1034	Bool	1246	bool
1035	rxvt_IMisRunning(pR)	1247	rxvt_term::IMisRunning ()
1036	{	1248	{
1037	char *p;	1249	char *p;
1038	Atom atom;	1250	Atom atom;
1039	Window win;	1251	Window win;
1040	char server[IMBUFSIZ];	1252	char server[IMBUFSIZ];
1041		1253
1042	/* get current locale modifier */	1254	/* get current locale modifier */
1043	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1255	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1256	{
1044	STRCPY(server, "@server=");	1257	strcpy (server, "@server=");
1045	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1258	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1259
1046	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1260	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1047	*p = '\0';	1261	*p = '\0';
1048		1262
1049	atom = XInternAtom(R->Xdisplay, server, False);	1263	atom = XInternAtom (dpy, server, False);
1050	win = XGetSelectionOwner(R->Xdisplay, atom);	1264	win = XGetSelectionOwner (dpy, atom);
		1265
1051	if (win != None)	1266	if (win != None)
1052	return True;	1267	return True;
1053	}	1268	}
		1269
1054	return False;	1270	return False;
1055	}	1271	}
1056		1272
1057	/* EXTPROTO */
1058	void	1273	void
1059	rxvt_IMSendSpot(pR)	1274	rxvt_term::IMSendSpot ()
1060	{	1275	{
1061	XPoint spot;	1276	XPoint nspot;
1062	XVaNestedList preedit_attr;	1277	XVaNestedList preedit_attr;
1063		1278
1064	if (R->Input_Context == NULL	1279	if (!Input_Context
1065	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1280	|| !focus
1066	|| !(R->event_type == KeyPress	1281	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1067	|| R->event_type == Expose
1068	|| R->event_type == NoExpose
1069	|| R->event_type == SelectionNotify
1070	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1071	|| !rxvt_IMisRunning(aR))
1072	return;	1282	return;
1073		1283
1074	R->set_position (&spot);	1284	im_set_position (nspot);
1075		1285
		1286	if (nspot.x == spot.x && nspot.y == spot.y)
		1287	return;
		1288
		1289	spot = nspot;
		1290
1076	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1291	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1077	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1292	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1078	XFree(preedit_attr);	1293	XFree (preedit_attr);
1079	}	1294	}
1080		1295
1081	void	1296	void
1082	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1297	rxvt_term::im_destroy ()
1083	XRectangle * needed_rect)
1084	{	1298	{
1085	int mbh, vtx = 0;	1299	if (input_method)
		1300	{
		1301	if (Input_Context && input_method->xim)
		1302	XDestroyIC (Input_Context);
1086		1303
1087	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1304	display->put_xim (input_method);
1088	vtx = scrollbar_TotalWidth();	1305	input_method = 0;
		1306	}
1089		1307
1090	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1091	mbh -= TermWin.lineSpace;
1092
1093	preedit_rect->x = needed_rect->width + vtx;
1094	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1095
1096	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1097	preedit_rect->height = Height2Pixel(1);
1098
1099	status_rect->x = vtx;
1100	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1103	status_rect->height = Height2Pixel(1);
1104	}
1105
1106	/* ARGSUSED */
1107	/* INTPROTO */
1108	void
1109	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1110	__attribute__ ((unused)), XPointer call_data
1111	__attribute__ ((unused)))
1112	{
1113	dR;
1114
1115	R->Input_Context = NULL;	1308	Input_Context = 0;
1116	/* To avoid Segmentation Fault in C locale: Solaris only? */
1117	if (STRCMP(R->locale, "C"))
1118	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1119	rxvt_IMInstantiateCallback, NULL);
1120	}	1309	}
		1310
		1311	#ifdef ENABLE_XIM_ONTHESPOT
		1312
		1313	static void
		1314	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1315	{
		1316	((rxvt_term *)client_data)->make_current ();
		1317	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1318	}
		1319
		1320	static void
		1321	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1325	}
		1326
		1327	static void
		1328	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1329	{
		1330	rxvt_term *term = (rxvt_term *)client_data;
		1331	XIMText *text = call_data->text;
		1332
		1333	term->make_current ();
		1334
		1335	if (text)
		1336	{
		1337	void *str;
		1338
		1339	if (!text->encoding_is_wchar && text->string.multi_byte)
		1340	{
		1341	// of course, X makes it ugly again
		1342	if (term->rs[Rs_imLocale])
		1343	SET_LOCALE (term->rs[Rs_imLocale]);
		1344
		1345	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1346	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1347
		1348	if (term->rs[Rs_imLocale])
		1349	SET_LOCALE (term->locale);
		1350	}
		1351	else
		1352	str = (void *)text->string.wide_char;
		1353
		1354	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1355	DT_INT, call_data->caret,
		1356	DT_INT, call_data->chg_first,
		1357	DT_INT, call_data->chg_length,
		1358	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1359	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1360	DT_END));
		1361	}
		1362	else
		1363	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1364	DT_INT, call_data->caret,
		1365	DT_INT, call_data->chg_first,
		1366	DT_INT, call_data->chg_length,
		1367	DT_END));
		1368	}
		1369
		1370	#if 0
		1371	static void
		1372	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1373	{
		1374	((rxvt_term *)client_data)->make_current ();
		1375	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1376	DT_INT, call_data->position,
		1377	DT_INT, call_data->direction,
		1378	DT_INT, call_data->style,
		1379	DT_END));
		1380	}
		1381	#endif
		1382
		1383	#endif
1121		1384
1122	/*	1385	/*
1123	* Try to open a XIM with the current modifiers, then see if we can	1386	* Try to open a XIM with the current modifiers, then see if we can
1124	* open a suitable preedit type	1387	* open a suitable preedit type
1125	*/	1388	*/
1126	static Bool	1389	bool
1127	rxvt_IM_get_IC (pR)	1390	rxvt_term::IM_get_IC (const char *modifiers)
1128	{	1391	{
1129	int i, j, found;	1392	int i, j, found;
1130	XIM xim;	1393	XIM xim;
1131	XPoint spot;	1394	XPoint spot;
1132	XRectangle rect, status_rect, needed_rect;	1395	XRectangle rect, status_rect, needed_rect;
1133	unsigned long fg, bg;	1396	unsigned long fg, bg;
1134	const char *p;	1397	const char *p;
1135	char **s;	1398	char **s;
1136	XIMStyles *xim_styles;	1399	XIMStyles *xim_styles;
1137	XVaNestedList preedit_attr, status_attr;	1400	#ifdef ENABLE_XIM_ONTHESPOT
1138	XIMCallback ximcallback;	1401	XIMCallback xcb[4];
		1402	#endif
1139		1403
1140	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1404	set_environ (envv);
1141	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1405
1142	if (xim == NULL)	1406	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1143	return False;	1407	return false;
1144		1408
		1409	input_method = display->get_xim (locale, modifiers);
		1410	if (input_method == NULL)
		1411	return false;
		1412
		1413	xim = input_method->xim;
		1414	spot.x = spot.y = -1;
		1415
1145	xim_styles = NULL;	1416	xim_styles = NULL;
1146	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1417	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1147	|| !xim_styles || !xim_styles->count_styles) {	1418	|| !xim_styles || !xim_styles->count_styles)
1148	XCloseIM(xim);	1419	{
		1420	im_destroy ();
1149	return False;	1421	return false;
		1422	}
		1423
		1424	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1425
		1426	for (int pi = 0; pi < 2; pi++)
1150	}	1427	{
		1428	p = pet[pi];
1151		1429
1152	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1430	if (!p)
1153	: "OverTheSpot,OffTheSpot,Root";	1431	continue;
		1432
1154	s = rxvt_splitcommastring(p);	1433	s = rxvt_splitcommastring (p);
		1434
1155	for (i = found = 0; !found && s[i]; i++) {	1435	for (i = found = 0; !found && s[i]; i++)
		1436	{
1156	if (!STRCMP(s[i], "OverTheSpot"))	1437	if (!strcmp (s[i], "OverTheSpot"))
1157	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1438	input_style = XIMPreeditPosition | XIMStatusNothing;
1158	else if (!STRCMP(s[i], "OffTheSpot"))	1439	else if (!strcmp (s[i], "OffTheSpot"))
1159	R->input_style = (XIMPreeditArea | XIMStatusArea);	1440	input_style = XIMPreeditArea | XIMStatusArea;
1160	else if (!STRCMP(s[i], "Root"))	1441	else if (!strcmp (s[i], "Root"))
1161	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1442	input_style = XIMPreeditNothing | XIMStatusNothing;
		1443	else if (!strcmp (s[i], "None"))
		1444	input_style = XIMPreeditNone | XIMStatusNone;
		1445	#ifdef ENABLE_XIM_ONTHESPOT
		1446	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1447	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1448	#endif
		1449	else
		1450	input_style = XIMPreeditNothing | XIMStatusNothing;
1162		1451
1163	for (j = 0; j < xim_styles->count_styles; j++)	1452	for (j = 0; j < xim_styles->count_styles; j++)
1164	if (R->input_style == xim_styles->supported_styles[j]) {	1453	if (input_style == xim_styles->supported_styles[j])
		1454	{
		1455	rxvt_freecommastring (s);
		1456
1165	found = 1;	1457	found = 1;
1166	break;	1458	goto foundpet;
1167	}	1459	}
		1460
		1461	}
		1462
		1463	rxvt_freecommastring (s);
1168	}	1464	}
1169	for (i = 0; s[i]; i++)	1465
1170	free(s[i]);	1466	foundpet:
1171	free(s);	1467
1172	XFree(xim_styles);	1468	XFree (xim_styles);
1173		1469
1174	if (!found) {	1470	if (!found)
1175	XCloseIM(xim);	1471	{
		1472	im_destroy ();
1176	return False;	1473	return false;
		1474	}
		1475
		1476	XFontSet fs = 0;
		1477	XVaNestedList preedit_attr = 0, status_attr = 0;
		1478
		1479	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1177	}	1480	{
		1481	// fake us a font-set, please
		1482	char **missing_charset_list;
		1483	int missing_charset_count;
		1484	char *def_string;
		1485	char pat[512];
1178		1486
1179	ximcallback.callback = rxvt_IMDestroyCallback;	1487	sprintf (pat,
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"*",
		1494	fheight,
		1495	fheight + 1, fheight - 1,
		1496	fheight - 2, fheight + 2);
1180		1497
1181	/* XXX: not sure why we need this (as well as IC one below) */	1498	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1182	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1499	&missing_charset_list, &missing_charset_count, &def_string);
1183		1500
1184	preedit_attr = status_attr = NULL;	1501	if (missing_charset_list)
		1502	XFreeStringList (missing_charset_list);
1185		1503
		1504	if (!fs)
		1505	{
		1506	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1507	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1508	}
		1509	}
		1510
1186	if (R->input_style & XIMPreeditPosition) {	1511	if (input_style & XIMPreeditPosition)
		1512	{
1187	R->set_size (&rect);	1513	im_set_size (rect);
1188	R->set_position (&spot);	1514	im_set_position (spot);
1189	R->set_color (&fg, &bg);	1515	im_set_color (fg, bg);
1190		1516
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1517	preedit_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
		1519	XNBackground, bg,
		1520	XNArea, &rect,
1192	XNSpotLocation, &spot,	1521	XNSpotLocation, &spot,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,	1522	XNFontSet, fs,
1195	NULL);
1196	} else if (R->input_style & XIMPreeditArea) {
1197	R->set_color (&fg, &bg);
1198
1199	/*
1200	* The necessary width of preedit area is unknown
1201	* until create input context.
1202	*/
1203	needed_rect.width = 0;
1204
1205	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1206
1207	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1208	XNForeground, fg, XNBackground, bg,
1209	//XNFontSet, R->TermWin.fontset,
1210	NULL);
1211	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1212	XNForeground, fg, XNBackground, bg,
1213	//XNFontSet, R->TermWin.fontset,
1214	NULL);	1523	NULL);
1215	}	1524	}
1216	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1525	else if (input_style & XIMPreeditArea)
		1526	{
		1527	im_set_color (fg, bg);
		1528
		1529	/*
		1530	* The necessary width of preedit area is unknown
		1531	* until create input context.
		1532	*/
		1533	needed_rect.width = 0;
		1534	im_set_preedit_area (rect, status_rect, needed_rect);
		1535
		1536	preedit_attr = XVaCreateNestedList (0,
		1537	XNForeground, fg,
		1538	XNBackground, bg,
		1539	XNArea, &rect,
		1540	XNFontSet, fs,
		1541	NULL);
		1542	status_attr = XVaCreateNestedList (0,
		1543	XNForeground, fg,
		1544	XNBackground, bg,
		1545	XNArea, &status_rect,
		1546	XNFontSet, fs,
		1547	NULL);
		1548	}
		1549	#if ENABLE_XIM_ONTHESPOT
		1550	else if (input_style & XIMPreeditCallbacks)
		1551	{
		1552	im_set_position (spot);
		1553
		1554	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1555	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1556	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1557	# if 0
		1558	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1559	# endif
		1560
		1561	preedit_attr = XVaCreateNestedList (0,
		1562	XNSpotLocation, &spot,
		1563	XNPreeditStartCallback, &xcb[0],
		1564	XNPreeditDoneCallback , &xcb[1],
		1565	XNPreeditDrawCallback , &xcb[2],
		1566	# if 0
		1567	XNPreeditCaretCallback, &xcb[3],
		1568	# endif
		1569	NULL);
		1570	}
		1571	#endif
		1572
		1573	Input_Context = XCreateIC (xim,
		1574	XNInputStyle, input_style,
1217	XNClientWindow, R->TermWin.parent[0],	1575	XNClientWindow, vt,
1218	XNFocusWindow, R->TermWin.parent[0],	1576	XNFocusWindow, parent[0],
1219	XNDestroyCallback, &ximcallback,
1220	preedit_attr ? XNPreeditAttributes : NULL,	1577	preedit_attr ? XNPreeditAttributes : NULL,
1221	preedit_attr,	1578	preedit_attr,
1222	status_attr ? XNStatusAttributes : NULL,	1579	status_attr ? XNStatusAttributes : NULL,
1223	status_attr, NULL);	1580	status_attr, NULL);
1224	if (preedit_attr)	1581
1225	XFree(preedit_attr);	1582	if (preedit_attr) XFree (preedit_attr);
1226	if (status_attr)	1583	if (status_attr) XFree (status_attr);
1227	XFree(status_attr);	1584	if (fs) XFreeFontSet (dpy, fs);
		1585
1228	if (R->Input_Context == NULL) {	1586	if (Input_Context == NULL)
1229	rxvt_print_error("failed to create input context");	1587	{
1230	XCloseIM(xim);	1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1589	im_destroy ();
1231	return False;	1590	return false;
1232	}	1591	}
1233	if (R->input_style & XIMPreeditArea)	1592
1234	rxvt_IMSetStatusPosition(aR);	1593	#if 0
1235	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1594	// unfortunately, only the focus window is used by XIM, hard to fix
		1595	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1596	vt_select_input ();
		1597	#endif
		1598
		1599	IMSetPosition ();
		1600
1236	return True;	1601	return true;
1237	}	1602	}
1238		1603
1239	/*
1240	* X manual pages and include files don't match on some systems:
1241	* some think this is an XIDProc and others an XIMProc so we can't
1242	* use the first argument - need to update this to be nice for
1243	* both types via some sort of configure detection
1244	*/
1245	/* ARGSUSED */
1246	/* EXTPROTO */
1247	void	1604	void
1248	rxvt_IMInstantiateCallback(Display * unused	1605	rxvt_term::im_cb ()
1249	__attribute__ ((unused)), XPointer client_data
1250	__attribute__ ((unused)), XPointer call_data
1251	__attribute__ ((unused)))
1252	{	1606	{
1253	dR;	1607	int i;
1254	int i, found, had_im;
1255	const char *p;	1608	const char *p;
1256	char **s;	1609	char **s;
1257	char buf[IMBUFSIZ];	1610	char buf[IMBUFSIZ];
1258		1611
1259	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1612	make_current ();
		1613
		1614	im_destroy ();
		1615
1260	if (R->Input_Context)	1616	if (Input_Context)
1261	return;	1617	return;
1262		1618
1263	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1619	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1264	if (R->rs[Rs_imLocale])	1620	if (rs[Rs_imLocale])
1265	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1621	SET_LOCALE (rs[Rs_imLocale]);
1266	#endif	1622	#endif
1267		1623
1268	p = R->rs[Rs_inputMethod];	1624	p = rs[Rs_inputMethod];
1269	if (p && *p)	1625	if (p && *p)
1270	{	1626	{
1271	bool found = false;	1627	bool found = false;
1272		1628
1273	s = rxvt_splitcommastring (p);	1629	s = rxvt_splitcommastring (p);
		1630
1274	for (i = 0; s[i]; i++)	1631	for (i = 0; s[i]; i++)
1275	{	1632	{
1276	if (*s[i])	1633	if (*s[i])
1277	{	1634	{
1278	STRCPY (buf, "@im=");	1635	strcpy (buf, "@im=");
1279	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1636	strncat (buf, s[i], IMBUFSIZ - 5);
1280	if ((p = XSetLocaleModifiers (buf)) && *p	1637	if (IM_get_IC (buf))
1281	&& rxvt_IM_get_IC (aR))
1282	{	1638	{
1283	found = true;	1639	found = true;
1284	break;	1640	break;
1285	}	1641	}
1286	}	1642	}
1287	}	1643	}
1288	for (i = 0; s[i]; i++)	1644
1289	free(s[i]);	1645	rxvt_freecommastring (s);
1290	free(s);
1291		1646
1292	if (found)	1647	if (found)
1293	goto done;	1648	goto done;
1294	}	1649	}
1295		1650
1296	/* try with XMODIFIERS env. var. */	1651	/* try with XMODIFIERS env. var. */
1297	if ((p = XSetLocaleModifiers ("")) && *p	1652	if (IM_get_IC (""))
1298	&& rxvt_IM_get_IC (aR))
1299	goto done;	1653	goto done;
1300		1654
1301	/* try with no modifiers base IF the user didn't specify an IM */	1655	/* try with no modifiers base IF the user didn't specify an IM */
1302	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1656	if (IM_get_IC ("@im=none"))
1303	&& rxvt_IM_get_IC (aR) == True)
1304	goto done;	1657	goto done;
1305		1658
1306	done:	1659	done:
1307	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1660	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1308	if (R->rs[Rs_imLocale])	1661	if (rs[Rs_imLocale])
1309	setlocale (LC_CTYPE, R->locale);	1662	SET_LOCALE (locale);
1310	#endif	1663	#endif
1311	}	1664	}
1312		1665
1313	/* EXTPROTO */
1314	void	1666	void
1315	rxvt_IMSetStatusPosition(pR)	1667	rxvt_term::IMSetPosition ()
1316	{	1668	{
1317	XRectangle preedit_rect, status_rect, *needed_rect;	1669	XRectangle preedit_rect, status_rect, *needed_rect;
1318	XVaNestedList preedit_attr, status_attr;	1670	XVaNestedList preedit_attr, status_attr;
1319		1671
1320	if (R->Input_Context == NULL	1672	if (!Input_Context
1321	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1673	|| !focus
		1674	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1322	|| !rxvt_IMisRunning(aR))	1675	|| !IMisRunning ())
1323	return;	1676	return;
1324		1677
		1678	if (input_style & XIMPreeditPosition)
		1679	{
		1680	im_set_size (preedit_rect);
		1681	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1682
		1683	XSetICValues (Input_Context,
		1684	XNPreeditAttributes, preedit_attr, NULL);
		1685	}
		1686	else
		1687	{
1325	/* Getting the necessary width of preedit area */	1688	/* Getting the necessary width of preedit area */
1326	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1689	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1327	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1690	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1328	XFree(status_attr);	1691	XFree (status_attr);
1329		1692
1330	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1693	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1694	XFree (needed_rect);
1331		1695
1332	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1696	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1333	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1697	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1334		1698
1335	XSetICValues(R->Input_Context,	1699	XSetICValues (Input_Context,
1336	XNPreeditAttributes, preedit_attr,	1700	XNPreeditAttributes, preedit_attr,
1337	XNStatusAttributes, status_attr, NULL);	1701	XNStatusAttributes, status_attr,
		1702	NULL);
1338		1703
		1704	XFree (status_attr);
		1705	}
		1706
1339	XFree(preedit_attr);	1707	XFree (preedit_attr);
1340	XFree(status_attr);
1341	}	1708	}
1342	#endif /* USE_XIM */	1709	#endif /* USE_XIM */
1343		1710
1344	/*----------------------------------------------------------------------*/
1345	rxvt_t rxvt_current_term;
1346
1347	/*----------------------- end-of-file (C source) -----------------------*/	1711	/*----------------------- end-of-file (C source) -----------------------*/

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