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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.241 by sasha, Mon Aug 13 22:41:34 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 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
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	164	#endif
81	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_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),
83	#endif	176	#endif
84	#ifdef POINTER_BLANK	177	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	178	pointer_ev (this, &rxvt_term::pointer_cb),
86	#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),
87	x_ev (this, &rxvt_term::x_cb),	187	vt_ev (this, &rxvt_term::x_cb),
		188	child_ev (this, &rxvt_term::child_cb),
88	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),
89	incr_ev (this, &rxvt_term::incr_cb),	193	incr_ev (this, &rxvt_term::incr_cb)
90	pty_ev (this, &rxvt_term::pty_cb)
91	{	194	{
92	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;
93	}	213	}
94		214
95	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
96	{	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
97	scr_release ();	285	scr_release ();
98		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);
99	free (locale);	295	free (locale);
100	free (codeset);	296	free (v_buffer);
		297	free (incr_buf);
101		298
102	#ifndef NO_SETOWNER_TTYDEV	299	delete envv;
103	rxvt_privileged_ttydev (this, RESTORE);	300	delete argv;
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		301
116	if (cmd_fd >= 0)	302	#ifdef KEYSYM_RESOURCE
117	close (cmd_fd);	303	delete keyboard;
		304	#endif
		305	}
118		306
119	if (Xfd >= 0)	307	// child has exited, usually destroys
120	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));
121		312
122	delete PixColors;	313	cmd_pid = 0;
		314
		315	if (!option (Opt_hold))
		316	destroy ();
123	}	317	}
124		318
125	void	319	void
126	rxvt_term::destroy ()	320	rxvt_term::destroy ()
127	{	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
128	check_ev.stop ();	347	check_ev.stop ();
129	pty_ev.stop ();	348	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	350	cursor_blink_ev.stop ();
133	#endif	351	#endif
134	#ifdef TEXT_BLINK	352	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	353	text_blink_ev.stop ();
136	#endif	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 ();
		360	#endif
137	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	362	pointer_ev.stop ();
139	#endif	363	#endif
140		364
141	destroy_ev.start (0);	365	destroy_ev.start (0);
142	}	366	}
143		367
144	void	368	void
145	rxvt_term::destroy_cb (time_watcher &w)	369	rxvt_term::destroy_cb (time_watcher &w)
146	{	370	{
147	SET_R (this);	371	make_current ();
148		372
149	delete this;	373	delete this;
150	}
151
152	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159	dR;
160
161	if (!R->init_vars () || !R->init (argc, argv))
162	{
163	delete R;
164	return NULL;
165	}
166
167	return R;
168	}
169
170	/* EXTPROTO */
171	void
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else
179	#endif
180	#endif
181
182	struct sigaction sa;
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool
201	rxvt_term::init (int argc, const char *const *argv)
202	{
203	/*
204	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems
209	*/
210	rxvt_privileges (this, SAVE);
211	rxvt_privileges (this, IGNORE);
212
213	init_secondary ();
214
215	const char **cmd_argv = init_resources (argc, argv);
216
217	set_locale ("");
218
219	#if (MENUBAR_MAX)
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}
272
273	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */
276	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/
279	/* ARGSUSED */
280	/* EXTPROTO */
281	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{
284	int pid, save_errno = errno;
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286	;
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();
327	}
328
329	return 0;
330	}	374	}
331		375
332	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
333	/*	377	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* 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
336	*/	380	*/
337	/* 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	*/
338	void	598	void
339	rxvt_clean_exit ()	599	sig_term (sig_watcher &w)
340	{	600	{
341	dR;	601	rxvt_emergency_cleanup ();
		602	signal (w.signum, SIG_DFL);
		603	kill (getpid (), w.signum);
		604	}
342		605
343	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 ();
344	}	636	}
345		637
346	/* ------------------------------------------------------------------------- *	638	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *	639	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */	640	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */	641	void *
350	void *
351	rxvt_malloc(size_t size)	642	rxvt_malloc (size_t size)
352	{	643	{
353	void *p;
354
355	p = malloc(size);	644	void *p = malloc (size);
		645
356	if (p)	646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
357	return p;	649	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}	650	}
364		651
365	/* EXTPROTO */	652	void *
366	void *
367	rxvt_calloc(size_t number, size_t size)	653	rxvt_calloc (size_t number, size_t size)
368	{	654	{
369	void *p;
370
371	p = calloc(number, size);	655	void *p = calloc (number, size);
		656
372	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
373	return p;	660	return p;
374
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}	661	}
380		662
381	/* EXTPROTO */	663	void *
382	void *
383	rxvt_realloc(void *ptr, size_t size)	664	rxvt_realloc (void *ptr, size_t size)
384	{	665	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);	666	void *p = realloc (ptr, size);
389	else	667
390	p = malloc(size);
391	if (p)	668	if (!p)
		669	rxvt_fatal ("memory allocation failure. aborting.\n");
		670
392	return p;	671	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}	672	}
399
400	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void
406	rxvt_privileges(pR_ int mode)
407	{
408	#if ! defined(__CYGWIN32__)
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410	/* setreuid() is the poor man's setuid(), seteuid() */
411	# define seteuid(a) setreuid(-1, (a))
412	# define setegid(a) setregid(-1, (a))
413	# define HAVE_SETEUID
414	# endif
415	# ifdef HAVE_SETEUID
416	switch (mode) {
417	case IGNORE:
418	/*
419	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required
421	*/
422	seteuid(getuid());
423	setegid(getgid());
424	break;
425	case SAVE:
426	R->euid = geteuid();
427	R->egid = getegid();
428	break;
429	case RESTORE:
430	seteuid(R->euid);
431	setegid(R->egid);
432	break;
433	}
434	# else
435	switch (mode) {
436	case IGNORE:
437	setuid(getuid());
438	setgid(getgid());
439	/* FALLTHROUGH */
440	case SAVE:
441	/* FALLTHROUGH */
442	case RESTORE:
443	break;
444	}
445	# endif
446	#endif
447	}
448
449	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void
452	rxvt_privileged_utmp(pR_ char action)
453	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462	if (action == SAVE) {
463	R->next_utmp_action = RESTORE;
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465	} else { /* action == RESTORE */
466	R->next_utmp_action = IGNORE;
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif
495	{
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif
501	}
502	} else { /* action == RESTORE */
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif
512	}
513
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif
524	}
525	#endif
526		673
527	/*----------------------------------------------------------------------*/	674	/*----------------------------------------------------------------------*/
528	/*	675	/*
529	* window size/position calculcations for XSizeHint and other storage.	676	* window size/position calculations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	677	* if width/height are non-zero then override calculated width/height
531	*/	678	*/
532	void	679	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	680	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	681	{
535	short recalc_x, recalc_y;	682	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	683	int x, y, sb_w, flags;
537	unsigned int w, h;	684	unsigned int w, h;
538	unsigned int max_width, max_height;	685	unsigned int max_width, max_height;
539		686
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	687	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	688	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	689	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		690
547	recalc_x = recalc_y = 0;	691	recalc_x = recalc_y = 0;
548	flags = 0;	692	flags = 0;
		693
549	if (!parsed_geometry) {	694	if (!parsed_geometry)
		695	{
550	parsed_geometry = 1;	696	parsed_geometry = 1;
		697
551	if (rs[Rs_geometry])	698	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	699	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		700
553	if (flags & WidthValue) {	701	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	702	{
		703	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	704	szHint.flags |= USSize;
556	}	705	}
		706
557	if (flags & HeightValue) {	707	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	708	{
		709	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	710	szHint.flags |= USSize;
560	}	711	}
		712
561	if (flags & XValue) {	713	if (flags & XValue)
		714	{
562	szHint.x = x;	715	szHint.x = x;
563	szHint.flags |= USPosition;	716	szHint.flags |= USPosition;
		717
564	if (flags & XNegative) {	718	if (flags & XNegative)
		719	{
565	recalc_x = 1;	720	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	721	szHint.win_gravity = NorthEastGravity;
567	}	722	}
568	}	723	}
		724
569	if (flags & YValue) {	725	if (flags & YValue)
		726	{
570	szHint.y = y;	727	szHint.y = y;
571	szHint.flags |= USPosition;	728	szHint.flags |= USPosition;
		729
572	if (flags & YNegative) {	730	if (flags & YNegative)
		731	{
573	recalc_y = 1;	732	recalc_y = 1;
		733
574	if (szHint.win_gravity == NorthEastGravity)	734	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	735	szHint.win_gravity = SouthEastGravity;
576	else	736	else
577	szHint.win_gravity = SouthWestGravity;	737	szHint.win_gravity = SouthWestGravity;
578	}	738	}
579	}	739	}
580	}	740	}
		741
581	/* TODO: BOUNDS */	742	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	743	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	744	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	745	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	746	max_height = MAX_ROWS * fheight;
586		747
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	748	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		749
589	sb_w = mb_h = 0;	750	sb_w = 0;
590	window_vt_x = window_vt_y = 0;	751	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible (this)) {	752
		753	if (scrollBar.state)
		754	{
592	sb_w = scrollbar_TotalWidth();	755	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	756	szHint.base_width += sb_w;
		757
594	if (!(Options & Opt_scrollBar_right))	758	if (!option (Opt_scrollBar_right))
595	window_vt_x = sb_w;	759	window_vt_x += sb_w;
596	}	760	}
597	if (menubar_visible (this)) {	761
598	mb_h = menuBar_TotalHeight();
599	szHint.base_height += mb_h;
600	window_vt_y = mb_h;
601	}
602	szHint.width_inc = TermWin.fwidth;	762	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	763	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	764	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	765	szHint.min_height = szHint.base_height + szHint.height_inc;
606		766
607	if (width && width - szHint.base_width < max_width) {	767	if (newwidth && newwidth - szHint.base_width < max_width)
		768	{
608	szHint.width = width;	769	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	770	width = newwidth - szHint.base_width;
610	} else {	771	}
611	MIN_IT(TermWin.width, max_width);	772	else
		773	{
		774	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	775	szHint.width = szHint.base_width + width;
613	}	776	}
		777
614	if (height && height - szHint.base_height < max_height) {	778	if (newheight && newheight - szHint.base_height < max_height)
		779	{
615	szHint.height = height;	780	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	781	height = newheight - szHint.base_height;
617	} else {	782	}
		783	else
		784	{
618	MIN_IT(TermWin.height, max_height);	785	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	786	szHint.height = szHint.base_height + height;
620	}	787	}
		788
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	789	if (scrollBar.state && option (Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	790	window_sb_x = szHint.width - sb_w;
623		791
624	if (recalc_x)	792	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	793	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);	794
627	if (recalc_y)	795	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	796	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		797
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	798	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	799	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	TermWin.ncol, TermWin.nrow, szHint.width,
635	szHint.height));
636	return;
637	}	800	}
638		801
639	/*----------------------------------------------------------------------*/	802	/*----------------------------------------------------------------------*/
640	/*	803	/*
641	* Tell the teletype handler what size the window is.	804	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	805	* Called after a window size change.
643	*/	806	*/
644	void	807	void
645	rxvt_term::tt_winch ()	808	rxvt_term::tt_winch ()
646	{	809	{
		810	if (pty->pty < 0)
		811	return;
		812
647	struct winsize ws;	813	struct winsize ws;
648		814
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	815	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	816	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	817	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	818	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	819	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657	#else	820
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	821	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	822	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	823	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	824	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	825	#endif
665	}	826	}
666		827
667	/*----------------------------------------------------------------------*/	828	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	829	/* set_fonts () - load and set the various fonts
669	/*	830	*
670	* init = 1 - initialize	831	* init = 1 - initialize
671	*	832	*
672	* fontname == FONT_UP - switch to bigger font	833	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	834	* fontname == FONT_DN - switch to smaller font
674	*/	835	*/
675	/* EXTPROTO */	836	bool
676	void	837	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	838	{
679	}	839	rxvt_fontset *fs = new rxvt_fontset (this);
		840	rxvt_fontprop prop;
680		841
681	/* INTPROTO */	842	if (!fs
682	void	843	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	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)
684	{	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);
685	}	929	}
686		930
687	/*----------------------------------------------------------------------*/	931	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	932	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	933	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	934	void
692	rxvt_set_title(pR_ const char *str)	935	rxvt_term::set_title (const char *str)
693	{	936	{
694	#ifndef SMART_WINDOW_TITLE	937	set_string_property (XA_WM_NAME, str);
695	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
696	#else	1004	#else
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif
706	}
707
708	/* EXTPROTO */
709	void
710	rxvt_set_iconName(pR_ const char *str)
711	{
712	#ifndef SMART_WINDOW_TITLE
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714	#else
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif
724	}
725
726	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;
732	int i;
733
734	if (color == NULL || *color == '\0')
735	return;
736
737	/* handle color aliases */
738	if (isdigit(*color)) {
739	i = atoi(color);
740	if (i >= 8 && i <= 15) { /* bright colors */
741	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	# endif
747	}
748	if (i >= 0 && i <= 7) { /* normal colors */
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);
751	goto Done;
752	}
753	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap
761	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772
773	R->PixColors[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775
776	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */
784
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1005	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	1006	#endif /* XTERM_COLOR_CHANGE */
794		1007
795	void	1008	void
796	rxvt_term::recolour_cursor ()	1009	rxvt_term::recolour_cursor ()
797	{	1010	{
798	#if TODO	1011	XColor fg, bg;
799	rxvt_color xcol[2];
800		1012
801	xcol[0] = PixColors[Color_pointer];	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	1014	? pix_colors_focused[Color_pointer_fg]
803	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
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	1022	}
807		1023
808	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
809	/*	1025	/*
810	* 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
811	*/	1027	*/
812	/* INTPROTO */
813	void	1028	void
814	rxvt_set_colorfgbg(pR)	1029	rxvt_term::set_colorfgbg ()
815	{	1030	{
816	unsigned int i;	1031	unsigned int i;
817	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1034
820	R->env_colorfgbg =	1035	strcpy (fstr, "default");
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1036	strcpy (bstr, "default");
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1038	if (pix_colors[Color_fg] == pix_colors[i])
		1039	{
826	sprintf(fstr, "%d", (i - Color_Black));	1040	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1041	break;
828	}	1042	}
		1043
829	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1045	if (pix_colors[Color_bg] == pix_colors[i])
		1046	{
831	sprintf(bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1048	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1049	xpmb = "default;";
834	#endif	1050	#endif
835	break;	1051	break;
836	}	1052	}
		1053
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	1055	}
850		1056
851	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1058
857	/* EXTPROTO */	1059	bool
858	int	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	1061	{
861	screen_in_out->set(aR_ colour);	1062	if (color.set (this, name))
862
863	if (!screen_in_out->set(aR_ colour)) {
864	rxvt_print_error("can't allocate colour: %s", colour);
865	return false;
866	}
867
868	return true;	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]);
869	}	1073	}
870		1074
871	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
874	void	1078	void
875	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)
876	{	1080	{
877	int fix_screen;	1081	int fix_screen;
		1082	int old_width = szHint.width;
		1083	int old_height = szHint.height;
878		1084
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;
881	#endif
882
883	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)))
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1088	XSetWMNormalHints (dpy, parent[0], &szHint);
		1089
885	if (!ignoreparent)	1090	if (!ignoreparent)
886	{	1091	{
887	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
888	/*	1093	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1097	int x, y, x1, y1;
893	int dx, dy;	1098	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1100	Window unused_cr;
896		1101
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1106	/*
902	* 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
903	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
904	*/	1109	*/
905	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
906	x -= x1;	1112	x -= x1;
907	y -= y1;	1113	y -= y1;
908	}	1114	}
909		1115
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1118	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1119	dy = old_height - szHint.height;
914		1120
915	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
917	dx = 0;	1123	dx = 0;
918	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
919	dx /= 2;	1125	dx /= 2;
920	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
921	dy = 0;	1127	dy = 0;
922	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
923	dy /= 2;	1129	dy /= 2;
924		1130
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1132	szHint.width, szHint.height);
927	#else	1133	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
929	szHint.height);
930	#endif	1135	#endif
931	}	1136	}
932		1137
933	fix_screen = (TermWin.ncol != prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934	|| TermWin.nrow != prev_nrow);
935		1139
936	if (fix_screen || width != old_width || height != old_height)	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1141	{
938	if (scrollbar_visible (this))	1142	if (scrollBar.state)
939	{	1143	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1144	XMoveResizeWindow (dpy, scrollBar.win,
		1145	window_sb_x, 0,
941	0, scrollbar_TotalWidth (), szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1147	resize_scrollbar ();
943	}	1148	}
944		1149
945	if (menubar_visible (this))	1150	XMoveResizeWindow (dpy, vt,
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1151	window_vt_x, window_vt_y,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
948
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
950	window_vt_y, TermWin_TotalWidth (),
951	TermWin_TotalHeight ());	1152	width, height);
952	#ifdef RXVT_GRAPHICS	1153
953	if (old_height)
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();	1154	scr_clear ();
958	#ifdef XPM_BACKGROUND	1155	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);	1156	/* TODO: should that really be here ? */
		1157	bgPixmap.render ();
960	#endif	1158	#endif
961	}	1159	}
962		1160
963	if (fix_screen || old_height == 0)	1161	if (fix_screen || old_height == 0)
964	{
965	int curr_screen = -1;
966	int old_ncol = prev_ncol;
967
968	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */
970	{
971	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
974	TermWin.ncol = ncol;
975	}
976
977	scr_reset();	1162	scr_reset ();
978		1163
979	if (curr_screen >= 0) /* this is not the first time through */	1164	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
980	{	1165	//scr_touch (false);
981	rxvt_scr_change_screen (this, curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
983	}
984	}
985		1166
986	old_width = szHint.width;	1167	#ifdef HAVE_BG_PIXMAP
987	old_height = szHint.height;	1168	if (bgPixmap.pixmap)
		1169	scr_touch (false);
		1170	#endif
988		1171
989	#ifdef USE_XIM	1172	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1173	IMSetPosition ();
991	#endif	1174	#endif
992	}	1175	}
993		1176
994	/*	1177	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1178	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1179	* good for toggling 80/132 columns
997	*/	1180	*/
998	/* EXTPROTO */
999	void	1181	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1182	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1183	{
1002	XWindowAttributes wattr;	1184	XWindowAttributes wattr;
1003		1185
1004	if (width == 0 || height == 0) {	1186	if (newwidth == 0 || newheight == 0)
		1187	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1188	XGetWindowAttributes (dpy, display->root, &wattr);
		1189
1006	if (width == 0)	1190	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1191	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1192	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1193	newheight = wattr.height - szHint.base_height;
		1194	}
		1195
		1196	if (newwidth != width || newheight != height)
1010	}	1197	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1198	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1199	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1200	resize_all_windows (newwidth, newheight, 0);
1015	}	1201	}
1016	}	1202	}
1017		1203
1018	/* -------------------------------------------------------------------- *	1204	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1205	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1206	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1207	#ifdef USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1208
1031	void	1209	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1210	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1211	{
1034	*fg = PixColors[Color_fg];	1212	fg = pix_colors [Color_fg];
1035	*bg = PixColors[Color_bg];	1213	bg = pix_colors [Color_bg];
		1214	}
		1215
		1216	void
		1217	rxvt_term::im_set_size (XRectangle &size)
		1218	{
		1219	// the int_bwidth terms make no sense to me
		1220	size.x = int_bwidth;
		1221	size.y = int_bwidth;
		1222	size.width = Width2Pixel (ncol) + int_bwidth;
		1223	size.height = Height2Pixel (nrow) + int_bwidth;
		1224	}
		1225
		1226	void
		1227	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1228	XRectangle &status_rect,
		1229	const XRectangle &needed_rect)
		1230	{
		1231	preedit_rect.x = needed_rect.width;
		1232	preedit_rect.y = 0;
		1233	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1234	preedit_rect.height = fheight;
		1235
		1236	status_rect.x = 0;
		1237	status_rect.y = 0;
		1238	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1239	status_rect.height = fheight;
1036	}	1240	}
1037		1241
1038	/* Checking whether input method is running. */	1242	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1243	bool
1041	rxvt_IMisRunning(pR)	1244	rxvt_term::IMisRunning ()
1042	{	1245	{
1043	char *p;	1246	char *p;
1044	Atom atom;	1247	Atom atom;
1045	Window win;	1248	Window win;
1046	char server[IMBUFSIZ];	1249	char server[IMBUFSIZ];
1047		1250
1048	/* get current locale modifier */	1251	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1252	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1253	{
1050	STRCPY(server, "@server=");	1254	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1255	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1256
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1257	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1258	*p = '\0';
1054		1259
1055	atom = XInternAtom(R->Xdisplay, server, False);	1260	atom = XInternAtom (dpy, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1261	win = XGetSelectionOwner (dpy, atom);
		1262
1057	if (win != None)	1263	if (win != None)
1058	return True;	1264	return True;
1059	}	1265	}
		1266
1060	return False;	1267	return False;
1061	}	1268	}
1062		1269
1063	/* EXTPROTO */
1064	void	1270	void
1065	rxvt_IMSendSpot(pR)	1271	rxvt_term::IMSendSpot ()
1066	{	1272	{
1067	XPoint spot;	1273	XPoint nspot;
1068	XVaNestedList preedit_attr;	1274	XVaNestedList preedit_attr;
1069		1275
1070	if (R->Input_Context == NULL	1276	if (!Input_Context
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1277	|| !focus
1072	|| !(R->event_type == KeyPress	1278	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1279	return;
1079		1280
1080	R->set_position (&spot);	1281	im_set_position (nspot);
1081		1282
		1283	if (nspot.x == spot.x && nspot.y == spot.y)
		1284	return;
		1285
		1286	spot = nspot;
		1287
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1288	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1289	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1290	XFree (preedit_attr);
1085	}	1291	}
1086		1292
1087	void	1293	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1294	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1295	{
1091	int mbh, vtx = 0;	1296	if (input_method)
		1297	{
		1298	if (Input_Context && input_method->xim)
		1299	XDestroyIC (Input_Context);
1092		1300
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1301	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1302	input_method = 0;
		1303	}
1095		1304
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1305	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1306	}
		1307
		1308	#ifdef ENABLE_XIM_ONTHESPOT
		1309
		1310	static void
		1311	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1312	{
		1313	((rxvt_term *)client_data)->make_current ();
		1314	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1315	}
		1316
		1317	static void
		1318	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1319	{
		1320	((rxvt_term *)client_data)->make_current ();
		1321	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1322	}
		1323
		1324	static void
		1325	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1326	{
		1327	rxvt_term *term = (rxvt_term *)client_data;
		1328	XIMText *text = call_data->text;
		1329
		1330	term->make_current ();
		1331
		1332	if (text)
		1333	{
		1334	void *str;
		1335
		1336	if (!text->encoding_is_wchar && text->string.multi_byte)
		1337	{
		1338	// of course, X makes it ugly again
		1339	if (term->rs[Rs_imLocale])
		1340	SET_LOCALE (term->rs[Rs_imLocale]);
		1341
		1342	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1343	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1344
		1345	if (term->rs[Rs_imLocale])
		1346	SET_LOCALE (term->locale);
		1347	}
		1348	else
		1349	str = (void *)text->string.wide_char;
		1350
		1351	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1352	DT_INT, call_data->caret,
		1353	DT_INT, call_data->chg_first,
		1354	DT_INT, call_data->chg_length,
		1355	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1356	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1357	DT_END));
		1358	}
		1359	else
		1360	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1361	DT_INT, call_data->caret,
		1362	DT_INT, call_data->chg_first,
		1363	DT_INT, call_data->chg_length,
		1364	DT_END));
		1365	}
		1366
		1367	#if 0
		1368	static void
		1369	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1370	{
		1371	((rxvt_term *)client_data)->make_current ();
		1372	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1373	DT_INT, call_data->position,
		1374	DT_INT, call_data->direction,
		1375	DT_INT, call_data->style,
		1376	DT_END));
		1377	}
		1378	#endif
		1379
		1380	#endif
1127		1381
1128	/*	1382	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1383	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1384	* open a suitable preedit type
1131	*/	1385	*/
1132	static Bool	1386	bool
1133	rxvt_IM_get_IC (pR)	1387	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1388	{
1135	int i, j, found;	1389	int i, j, found;
1136	XIM xim;	1390	XIM xim;
1137	XPoint spot;	1391	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1392	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1393	unsigned long fg, bg;
1140	const char *p;	1394	const char *p;
1141	char **s;	1395	char **s;
1142	XIMStyles *xim_styles;	1396	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;	1397	#ifdef ENABLE_XIM_ONTHESPOT
1144	XIMCallback ximcallback;	1398	XIMCallback xcb[4];
		1399	#endif
1145		1400
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1401	set_environ (envv);
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1402
1148	if (xim == NULL)	1403	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149	return False;	1404	return false;
1150		1405
		1406	input_method = display->get_xim (locale, modifiers);
		1407	if (input_method == NULL)
		1408	return false;
		1409
		1410	xim = input_method->xim;
		1411	spot.x = spot.y = -1;
		1412
1151	xim_styles = NULL;	1413	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1414	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1415	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1416	{
		1417	im_destroy ();
1155	return False;	1418	return false;
		1419	}
		1420
		1421	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1422
		1423	for (int pi = 0; pi < 2; pi++)
1156	}	1424	{
		1425	p = pet[pi];
1157		1426
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1427	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1428	continue;
		1429
1160	s = rxvt_splitcommastring(p);	1430	s = rxvt_splitcommastring (p);
		1431
1161	for (i = found = 0; !found && s[i]; i++) {	1432	for (i = found = 0; !found && s[i]; i++)
		1433	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1434	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1435	input_style = XIMPreeditPosition | XIMStatusNothing;
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1436	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1437	input_style = XIMPreeditArea | XIMStatusArea;
1166	else if (!STRCMP(s[i], "Root"))	1438	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1439	input_style = XIMPreeditNothing | XIMStatusNothing;
		1440	else if (!strcmp (s[i], "None"))
		1441	input_style = XIMPreeditNone | XIMStatusNone;
		1442	#ifdef ENABLE_XIM_ONTHESPOT
		1443	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1444	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1445	#endif
		1446	else
		1447	input_style = XIMPreeditNothing | XIMStatusNothing;
1168		1448
1169	for (j = 0; j < xim_styles->count_styles; j++)	1449	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1450	if (input_style == xim_styles->supported_styles[j])
		1451	{
		1452	rxvt_freecommastring (s);
		1453
1171	found = 1;	1454	found = 1;
1172	break;	1455	goto foundpet;
1173	}	1456	}
		1457
		1458	}
		1459
		1460	rxvt_freecommastring (s);
1174	}	1461	}
1175	for (i = 0; s[i]; i++)	1462
1176	free(s[i]);	1463	foundpet:
1177	free(s);	1464
1178	XFree(xim_styles);	1465	XFree (xim_styles);
1179		1466
1180	if (!found) {	1467	if (!found)
1181	XCloseIM(xim);	1468	{
		1469	im_destroy ();
1182	return False;	1470	return false;
		1471	}
		1472
		1473	XFontSet fs = 0;
		1474	XVaNestedList preedit_attr = 0, status_attr = 0;
		1475
		1476	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1477	{
		1478	// fake us a font-set, please
		1479	char **missing_charset_list;
		1480	int missing_charset_count;
		1481	char *def_string;
		1482	char pat[512];
1184		1483
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1484	sprintf (pat,
		1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"*",
		1491	fheight,
		1492	fheight + 1, fheight - 1,
		1493	fheight - 2, fheight + 2);
1186		1494
1187	/* XXX: not sure why we need this (as well as IC one below) */	1495	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1496	&missing_charset_list, &missing_charset_count, &def_string);
1189		1497
1190	preedit_attr = status_attr = NULL;	1498	if (missing_charset_list)
		1499	XFreeStringList (missing_charset_list);
1191		1500
		1501	if (!fs)
		1502	{
		1503	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1504	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1505	}
		1506	}
		1507
1192	if (R->input_style & XIMPreeditPosition) {	1508	if (input_style & XIMPreeditPosition)
		1509	{
1193	R->set_size (&rect);	1510	im_set_size (rect);
1194	R->set_position (&spot);	1511	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1512	im_set_color (fg, bg);
1196		1513
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1514	preedit_attr = XVaCreateNestedList (0,
		1515	XNForeground, fg,
		1516	XNBackground, bg,
		1517	XNArea, &rect,
1198	XNSpotLocation, &spot,	1518	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1519	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1520	NULL);
1221	}	1521	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1522	else if (input_style & XIMPreeditArea)
		1523	{
		1524	im_set_color (fg, bg);
		1525
		1526	/*
		1527	* The necessary width of preedit area is unknown
		1528	* until create input context.
		1529	*/
		1530	needed_rect.width = 0;
		1531	im_set_preedit_area (rect, status_rect, needed_rect);
		1532
		1533	preedit_attr = XVaCreateNestedList (0,
		1534	XNForeground, fg,
		1535	XNBackground, bg,
		1536	XNArea, &rect,
		1537	XNFontSet, fs,
		1538	NULL);
		1539	status_attr = XVaCreateNestedList (0,
		1540	XNForeground, fg,
		1541	XNBackground, bg,
		1542	XNArea, &status_rect,
		1543	XNFontSet, fs,
		1544	NULL);
		1545	}
		1546	#if ENABLE_XIM_ONTHESPOT
		1547	else if (input_style & XIMPreeditCallbacks)
		1548	{
		1549	im_set_position (spot);
		1550
		1551	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1552	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1553	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1554	# if 0
		1555	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1556	# endif
		1557
		1558	preedit_attr = XVaCreateNestedList (0,
		1559	XNSpotLocation, &spot,
		1560	XNPreeditStartCallback, &xcb[0],
		1561	XNPreeditDoneCallback , &xcb[1],
		1562	XNPreeditDrawCallback , &xcb[2],
		1563	# if 0
		1564	XNPreeditCaretCallback, &xcb[3],
		1565	# endif
		1566	NULL);
		1567	}
		1568	#endif
		1569
		1570	Input_Context = XCreateIC (xim,
		1571	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1572	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1573	XNFocusWindow, parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1574	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1575	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1576	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1577	status_attr, NULL);
1230	if (preedit_attr)	1578
1231	XFree(preedit_attr);	1579	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1580	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1581	if (fs) XFreeFontSet (dpy, fs);
		1582
1234	if (R->Input_Context == NULL) {	1583	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1584	{
1236	XCloseIM(xim);	1585	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1586	im_destroy ();
1237	return False;	1587	return false;
1238	}	1588	}
1239	if (R->input_style & XIMPreeditArea)	1589
1240	rxvt_IMSetStatusPosition(aR);	1590	#if 0
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1591	// unfortunately, only the focus window is used by XIM, hard to fix
		1592	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1593	vt_select_input ();
		1594	#endif
		1595
		1596	IMSetPosition ();
		1597
1242	return True;	1598	return true;
1243	}	1599	}
1244		1600
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1601	void
1254	rxvt_IMInstantiateCallback(Display * unused	1602	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1603	{
1259	dR;	1604	int i;
1260	int i, found, had_im;
1261	const char *p;	1605	const char *p;
1262	char **s;	1606	char **s;
1263	char buf[IMBUFSIZ];	1607	char buf[IMBUFSIZ];
1264		1608
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1609	make_current ();
		1610
		1611	im_destroy ();
		1612
1266	if (R->Input_Context)	1613	if (Input_Context)
1267	return;	1614	return;
1268		1615
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1616	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1617	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1618	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1619	#endif
1273		1620
1274	p = R->rs[Rs_inputMethod];	1621	p = rs[Rs_inputMethod];
1275	if (p && *p)	1622	if (p && *p)
1276	{	1623	{
1277	bool found = false;	1624	bool found = false;
1278		1625
1279	s = rxvt_splitcommastring (p);	1626	s = rxvt_splitcommastring (p);
		1627
1280	for (i = 0; s[i]; i++)	1628	for (i = 0; s[i]; i++)
1281	{	1629	{
1282	if (*s[i])	1630	if (*s[i])
1283	{	1631	{
1284	STRCPY (buf, "@im=");	1632	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1633	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1634	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1635	{
1289	found = true;	1636	found = true;
1290	break;	1637	break;
1291	}	1638	}
1292	}	1639	}
1293	}	1640	}
1294	for (i = 0; s[i]; i++)	1641
1295	free(s[i]);	1642	rxvt_freecommastring (s);
1296	free(s);
1297		1643
1298	if (found)	1644	if (found)
1299	goto done;	1645	goto done;
1300	}	1646	}
1301		1647
1302	/* try with XMODIFIERS env. var. */	1648	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1649	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1650	goto done;
1306		1651
1307	/* try with no modifiers base IF the user didn't specify an IM */	1652	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1653	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1654	goto done;
1311		1655
1312	done:	1656	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1657	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1658	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1659	SET_LOCALE (locale);
1316	#endif	1660	#endif
1317	}	1661	}
1318		1662
1319	/* EXTPROTO */
1320	void	1663	void
1321	rxvt_IMSetStatusPosition(pR)	1664	rxvt_term::IMSetPosition ()
1322	{	1665	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1666	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1667	XVaNestedList preedit_attr, status_attr;
1325		1668
1326	if (R->Input_Context == NULL	1669	if (!Input_Context
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1670	|| !focus
		1671	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1328	|| !rxvt_IMisRunning(aR))	1672	|| !IMisRunning ())
1329	return;	1673	return;
1330		1674
		1675	if (input_style & XIMPreeditPosition)
		1676	{
		1677	im_set_size (preedit_rect);
		1678	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1679
		1680	XSetICValues (Input_Context,
		1681	XNPreeditAttributes, preedit_attr, NULL);
		1682	}
		1683	else
		1684	{
1331	/* Getting the necessary width of preedit area */	1685	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1686	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1687	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1688	XFree (status_attr);
1335		1689
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1690	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1691	XFree (needed_rect);
1337		1692
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1693	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1694	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1695
1341	XSetICValues(R->Input_Context,	1696	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1697	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1698	XNStatusAttributes, status_attr,
		1699	NULL);
1344		1700
		1701	XFree (status_attr);
		1702	}
		1703
1345	XFree(preedit_attr);	1704	XFree (preedit_attr);
1346	XFree(status_attr);
1347	}	1705	}
1348	#endif /* USE_XIM */	1706	#endif /* USE_XIM */
1349		1707
1350	/*----------------------------------------------------------------------*/
1351	rxvt_t rxvt_current_term;
1352
1353	/*----------------------- end-of-file (C source) -----------------------*/	1708	/*----------------------- end-of-file (C source) -----------------------*/

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