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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.227 by root, Fri Jul 28 17:16:42 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 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
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
		57
		58	bool
		59	rxvt_set_locale (const char *locale) NOTHROW
		60	{
		61	int len = strlen (locale) + 1;
		62
		63	if (len > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, len))
		67	return false;
		68
		69	memcpy (curlocale, locale, len);
		70	setlocale (LC_CTYPE, curlocale);
		71	return true;
		72	}
		73
47	void *	74	void
48	rxvt_term::operator new (size_t s)	75	rxvt_push_locale (const char *locale) NOTHROW
49	{	76	{
50	void *p = malloc (s);	77	strcpy (savelocale, curlocale);
		78	rxvt_set_locale (locale);
		79	}
51		80
52	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
53	return p;	146	return len;
54	}
55		147
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	148	}
		149	#endif
61		150
62	rxvt_term::rxvt_term ()	151	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	152	:
		153	#if TRANSPARENT || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#ifdef HAVE_SCROLLBARS
		157	scrollbar_ev (this, &rxvt_term::x_cb),
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
		160	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		161	#endif
		162	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	163	text_blink_ev (this, &rxvt_term::text_blink_cb),
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	173	#endif
67	#ifdef POINTER_BLANK	174	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	175	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	176	#endif
		177	#ifdef USE_XIM
		178	im_ev (this, &rxvt_term::im_cb),
		179	#endif
		180	#ifndef NO_BELL
		181	bell_ev (this, &rxvt_term::bell_cb),
		182	#endif
		183	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	184	vt_ev (this, &rxvt_term::x_cb),
		185	child_ev (this, &rxvt_term::child_cb),
		186	check_ev (this, &rxvt_term::check_cb),
		187	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	188	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	189	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	190	incr_ev (this, &rxvt_term::incr_cb)
74	{	191	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	192	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		193
		194	termlist.push_back (this);
		195
		196	#ifdef KEYSYM_RESOURCE
		197	keyboard = new keyboard_manager;
		198	#endif
		199	}
		200
		201	// clean up the most important stuff, do *not* call x or free mem etc.
		202	// for use before an emergency exit
		203	void rxvt_term::emergency_cleanup ()
		204	{
		205	if (cmd_pid)
		206	kill (-cmd_pid, SIGHUP);
		207
		208	pty_ev.stop ();
		209	delete pty; pty = 0;
76	}	210	}
77		211
78	rxvt_term::~rxvt_term ()	212	rxvt_term::~rxvt_term ()
79	{	213	{
		214	termlist.erase (find (termlist.begin (), termlist.end(), this));
		215
		216	emergency_cleanup ();
		217
		218	#if ENABLE_STYLES
		219	for (int i = RS_styleCount; --i; )
		220	if (fontset[i] != fontset[0])
		221	delete fontset[i];
		222	#endif
		223	delete fontset[0];
		224
		225	if (display)
		226	{
		227	selection_clear ();
		228
		229	#ifdef USE_XIM
		230	im_destroy ();
		231	#endif
		232	#ifdef XTERM_SCROLLBAR
		233	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		234	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		235	#endif
		236	#ifdef PLAIN_SCROLLBAR
		237	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		238	#endif
		239	#ifdef NEXT_SCROLLBAR
		240	if (blackGC) XFreeGC (dpy, blackGC);
		241	if (whiteGC) XFreeGC (dpy, whiteGC);
		242	if (grayGC) XFreeGC (dpy, grayGC);
		243	if (darkGC) XFreeGC (dpy, darkGC);
		244	if (stippleGC) XFreeGC (dpy, stippleGC);
		245	if (dimple) XFreePixmap (dpy, dimple);
		246	if (upArrow) XFreePixmap (dpy, upArrow);
		247	if (downArrow) XFreePixmap (dpy, downArrow);
		248	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		249	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		250	#endif
		251	#ifdef RXVT_SCROLLBAR
		252	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		253	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		254	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		255	#endif
		256	if (gc) XFreeGC (dpy, gc);
		257
		258	delete drawable;
		259	// destroy all windows
		260	if (parent[0])
		261	XDestroyWindow (dpy, parent[0]);
		262
		263	for (int i = 0; i < TOTAL_COLORS; i++)
		264	if (ISSET_PIXCOLOR (i))
		265	{
		266	pix_colors_focused [i].free (this);
		267	#if OFF_FOCUS_FADING
		268	pix_colors_unfocused [i].free (this);
		269	#endif
		270	}
		271
		272	clear ();
		273	}
		274
		275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
		279
		280	displays.put (display);
		281
80	scr_release ();	282	scr_release ();
81		283
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
		290	free (env_display);
		291	free (env_term);
83	free (locale);	292	free (locale);
84	#endif	293	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV	294	free (incr_buf);
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		295
99	if (cmd_fd >= 0)	296	delete envv;
100	close (cmd_fd);	297	delete argv;
101		298
102	if (Xfd >= 0)	299	#ifdef KEYSYM_RESOURCE
103	XCloseDisplay (Xdisplay);	300	delete keyboard;
		301	#endif
		302	}
104		303
105	delete PixColors;	304	// child has exited, usually destroys
		305	void
		306	rxvt_term::child_cb (child_watcher &w, int status)
		307	{
		308	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		309
		310	cmd_pid = 0;
		311
		312	if (!OPTION (Opt_hold))
		313	destroy ();
106	}	314	}
107		315
108	void	316	void
109	rxvt_term::destroy ()	317	rxvt_term::destroy ()
110	{	318	{
		319	if (destroy_ev.active)
		320	return;
		321
		322	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
		328	if (display)
		329	{
		330	#if USE_XIM
		331	im_ev.stop (display);
		332	#endif
		333	#if HAVE_SCROLLBARS
		334	scrollbar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT || ENABLE_PERL
		337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
		340	termwin_ev.stop (display);
		341	vt_ev.stop (display);
		342	}
		343
111	check_ev.stop ();	344	check_ev.stop ();
112	pty_ev.stop ();	345	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
		347	cursor_blink_ev.stop ();
		348	#endif
		349	#ifdef TEXT_BLINK
115	blink_ev.stop ();	350	text_blink_ev.stop ();
		351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
116	#endif	357	#endif
117	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	359	pointer_ev.stop ();
119	#endif	360	#endif
120		361
…		…
122	}	363	}
123		364
124	void	365	void
125	rxvt_term::destroy_cb (time_watcher &w)	366	rxvt_term::destroy_cb (time_watcher &w)
126	{	367	{
127	SET_R (this);	368	make_current ();
128		369
129	delete this;	370	delete this;
130	}
131
132	/*----------------------------------------------------------------------*/
133	/* rxvt_init() */
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{
138	SET_R (new rxvt_term);
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;
148	}
149
150	/* EXTPROTO */
151	void
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161
162	struct sigaction sa;
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool
181	rxvt_term::init (int argc, const char *const *argv)
182	{
183	dR;//TODO (scrollbar, setidle)
184
185	/*
186	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems
191	*/
192	rxvt_privileges (this, SAVE);
193	rxvt_privileges (this, IGNORE);
194
195	rxvt_init_secondary (this);
196
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199	#if (MENUBAR_MAX)
200	rxvt_menubar_read (this, rs[Rs_menu]);
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}	371	}
311		372
312	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
313	/*	374	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* TODO: if debugging, this should free up any known resources if we can	376	* TODO: if debugging, this should free up any known resources if we can
316	*/	377	*/
317	/* EXTPROTO */	378	static XErrorHandler old_xerror_handler;
		379
		380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if !ENABLE_MINIMAL
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		408	}
		409	if ((event->error_code == BadWindow) ||
		410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
		442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_MINIMAL
		446	old_xerror_handler (display, event);
		447	#else
		448	print_x_error (display, event);
		449	#endif
		450	}
		451
		452	return 0;
		453	}
		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
		465	bool
		466	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		467	{
		468	this->envv = envv;
		469
		470	SET_R (this);
		471	set_locale ("");
		472	set_environ (envv); // few things in X do not call setlocale :(
		473
		474	if (!init_vars ())
		475	return false;
		476
		477	init_secondary ();
		478
		479	const char **cmd_argv = init_resources (argc, argv);
		480
		481	#ifdef KEYSYM_RESOURCE
		482	keyboard->register_done ();
		483	#endif
		484
		485	#ifdef HAVE_SCROLLBARS
		486	if (OPTION (Opt_scrollBar))
		487	scrollBar.setIdle (); /* set existence for size calculations */
		488	#endif
		489
		490	pty = ptytty::create ();
		491
		492	create_windows (argc, argv);
		493
		494	init_xlocale ();
		495
		496	scr_reset (); // initialize screen
		497
		498	#if 0
		499	XSynchronize (dpy, True);
		500	#endif
		501
		502	#ifdef HAVE_SCROLLBARS
		503	if (OPTION (Opt_scrollBar))
		504	resize_scrollbar (); /* create and map scrollbar */
		505	#endif
		506	#ifdef TRANSPARENT
		507	if (OPTION (Opt_transparent))
		508	{
		509	XSelectInput (dpy, display->root, PropertyChangeMask);
		510	check_our_parents ();
		511	rootwin_ev.start (display, display->root);
		512	}
		513	#endif
		514	#if ENABLE_PERL
		515	rootwin_ev.start (display, display->root);
		516	#endif
		517
		518	set_colorfgbg ();
		519
		520	init_command (cmd_argv);
		521
		522	free (cmd_argv);
		523
		524	if (pty->pty >= 0)
		525	pty_ev.start (pty->pty, EVENT_READ);
		526
		527	check_ev.start ();
		528
		529	HOOK_INVOKE ((this, HOOK_START, DT_END));
		530
		531	#if ENABLE_XEMBED
		532	if (rs[Rs_embed])
		533	{
		534	long info[2] = { 0, XEMBED_MAPPED };
		535
		536	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		537	32, PropModeReplace, (unsigned char *)&info, 2);
		538	}
		539	#endif
		540
		541	XMapWindow (dpy, vt);
		542	XMapWindow (dpy, parent[0]);
		543
		544	return true;
		545	}
		546
		547	static struct sig_handlers
		548	{
		549	sig_watcher sw_term, sw_int;
		550
		551	/*
		552	* Catch a fatal signal and tidy up before quitting
		553	*/
318	void	554	void
319	rxvt_clean_exit ()	555	sig_term (sig_watcher &w)
320	{	556	{
321	dR;	557	rxvt_emergency_cleanup ();
		558	signal (w.signum, SIG_DFL);
		559	kill (getpid (), w.signum);
		560	}
322		561
323	R->destroy ();	562	sig_handlers ()
		563	: sw_term (this, &sig_handlers::sig_term),
		564	sw_int (this, &sig_handlers::sig_term)
		565	{
		566	}
		567	} sig_handlers;
		568
		569	char **rxvt_environ; // startup environment
		570
		571	void
		572	rxvt_init ()
		573	{
		574	ptytty::init ();
		575
		576	rxvt_environ = environ;
		577
		578	signal (SIGHUP, SIG_IGN);
		579	signal (SIGPIPE, SIG_IGN);
		580
		581	sig_handlers.sw_term.start (SIGTERM);
		582	sig_handlers.sw_int.start (SIGINT);
		583
		584	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		585	/* signal (SIGURG, SIG_DFL); */
		586
		587	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		588	// TODO: handle this with exceptions and tolerate the memory loss
		589	XSetIOErrorHandler (rxvt_xioerror_handler);
		590
		591	XrmInitialize ();
324	}	592	}
325		593
326	/* ------------------------------------------------------------------------- *	594	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *	595	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */	596	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */	597	void *
330	void *
331	rxvt_malloc(size_t size)	598	rxvt_malloc (size_t size)
332	{	599	{
333	void *p;
334
335	p = malloc(size);	600	void *p = malloc (size);
		601
336	if (p)	602	if (!p)
		603	rxvt_fatal ("memory allocation failure. aborting.\n");
		604
337	return p;	605	return p;
338
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340	rxvt_clean_exit();
341	exit(EXIT_FAILURE);
342	/* NOTREACHED */
343	}	606	}
344		607
345	/* EXTPROTO */	608	void *
346	void *
347	rxvt_calloc(size_t number, size_t size)	609	rxvt_calloc (size_t number, size_t size)
348	{	610	{
349	void *p;
350
351	p = calloc(number, size);	611	void *p = calloc (number, size);
		612
352	if (p)	613	if (!p)
		614	rxvt_fatal ("memory allocation failure. aborting.\n");
		615
353	return p;	616	return p;
354
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
356	rxvt_clean_exit();
357	exit(EXIT_FAILURE);
358	/* NOTREACHED */
359	}	617	}
360		618
361	/* EXTPROTO */	619	void *
362	void *
363	rxvt_realloc(void *ptr, size_t size)	620	rxvt_realloc (void *ptr, size_t size)
364	{	621	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);	622	void *p = realloc (ptr, size);
369	else	623
370	p = malloc(size);
371	if (p)	624	if (!p)
		625	rxvt_fatal ("memory allocation failure. aborting.\n");
		626
372	return p;	627	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	628	}
379
380	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void
386	rxvt_privileges(pR_ int mode)
387	{
388	#if ! defined(__CYGWIN32__)
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390	/* setreuid() is the poor man's setuid(), seteuid() */
391	# define seteuid(a) setreuid(-1, (a))
392	# define setegid(a) setregid(-1, (a))
393	# define HAVE_SETEUID
394	# endif
395	# ifdef HAVE_SETEUID
396	switch (mode) {
397	case IGNORE:
398	/*
399	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required
401	*/
402	seteuid(getuid());
403	setegid(getgid());
404	break;
405	case SAVE:
406	R->euid = geteuid();
407	R->egid = getegid();
408	break;
409	case RESTORE:
410	seteuid(R->euid);
411	setegid(R->egid);
412	break;
413	}
414	# else
415	switch (mode) {
416	case IGNORE:
417	setuid(getuid());
418	setgid(getgid());
419	/* FALLTHROUGH */
420	case SAVE:
421	/* FALLTHROUGH */
422	case RESTORE:
423	break;
424	}
425	# endif
426	#endif
427	}
428
429	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void
432	rxvt_privileged_utmp(pR_ char action)
433	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;
440
441	rxvt_privileges(aR_ RESTORE);
442	if (action == SAVE) {
443	R->next_utmp_action = RESTORE;
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445	} else { /* action == RESTORE */
446	R->next_utmp_action = IGNORE;
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif
475	{
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif
481	}
482	} else { /* action == RESTORE */
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif
492	}
493
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif
504	}
505	#endif
506		629
507	/*----------------------------------------------------------------------*/	630	/*----------------------------------------------------------------------*/
508	/*	631	/*
509	* window size/position calculcations for XSizeHint and other storage.	632	* window size/position calculcations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	633	* if width/height are non-zero then override calculated width/height
511	*/	634	*/
512	/* EXTPROTO */
513	void	635	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	636	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	637	{
516	short recalc_x, recalc_y;	638	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	639	int x, y, sb_w, flags;
518	unsigned int w, h;	640	unsigned int w, h;
519	unsigned int max_width, max_height;	641	unsigned int max_width, max_height;
520		642
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523	R->szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	643	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	644	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	645	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		646
528	recalc_x = recalc_y = 0;	647	recalc_x = recalc_y = 0;
529	flags = 0;	648	flags = 0;
		649
530	if (!R->parsed_geometry) {	650	if (!parsed_geometry)
		651	{
531	R->parsed_geometry = 1;	652	parsed_geometry = 1;
		653
532	if (R->rs[Rs_geometry])	654	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		656
534	if (flags & WidthValue) {	657	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	658	{
		659	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	660	szHint.flags |= USSize;
537	}	661	}
		662
538	if (flags & HeightValue) {	663	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	664	{
		665	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	666	szHint.flags |= USSize;
541	}	667	}
		668
542	if (flags & XValue) {	669	if (flags & XValue)
		670	{
543	R->szHint.x = x;	671	szHint.x = x;
544	R->szHint.flags |= USPosition;	672	szHint.flags |= USPosition;
		673
545	if (flags & XNegative) {	674	if (flags & XNegative)
		675	{
546	recalc_x = 1;	676	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	677	szHint.win_gravity = NorthEastGravity;
548	}	678	}
549	}	679	}
		680
550	if (flags & YValue) {	681	if (flags & YValue)
		682	{
551	R->szHint.y = y;	683	szHint.y = y;
552	R->szHint.flags |= USPosition;	684	szHint.flags |= USPosition;
		685
553	if (flags & YNegative) {	686	if (flags & YNegative)
		687	{
554	recalc_y = 1;	688	recalc_y = 1;
		689
555	if (R->szHint.win_gravity == NorthEastGravity)	690	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	691	szHint.win_gravity = SouthEastGravity;
557	else	692	else
558	R->szHint.win_gravity = SouthWestGravity;	693	szHint.win_gravity = SouthWestGravity;
559	}	694	}
560	}	695	}
561	}	696	}
		697
562	/* TODO: BOUNDS */	698	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	699	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	700	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	701	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	702	max_height = MAX_ROWS * fheight;
567		703
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	704	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		705
570	sb_w = mb_h = 0;	706	sb_w = 0;
571	R->window_vt_x = R->window_vt_y = 0;	707	window_vt_x = window_vt_y = int_bwidth;
572	if (scrollbar_visible(R)) {	708
		709	if (scrollBar.state)
		710	{
573	sb_w = scrollbar_TotalWidth();	711	sb_w = scrollbar_TotalWidth ();
574	R->szHint.base_width += sb_w;	712	szHint.base_width += sb_w;
		713
575	if (!(R->Options & Opt_scrollBar_right))	714	if (!OPTION (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	715	window_vt_x += sb_w;
577	}	716	}
578	if (menubar_visible(R)) {	717
579	mb_h = menuBar_TotalHeight();
580	R->szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;
582	}
583	R->szHint.width_inc = R->TermWin.fwidth;	718	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	719	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	720	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	721	szHint.min_height = szHint.base_height + szHint.height_inc;
587		722
588	if (width && width - R->szHint.base_width < max_width) {	723	if (newwidth && newwidth - szHint.base_width < max_width)
		724	{
589	R->szHint.width = width;	725	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	726	width = newwidth - szHint.base_width;
591	} else {	727	}
592	MIN_IT(R->TermWin.width, max_width);	728	else
		729	{
		730	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	731	szHint.width = szHint.base_width + width;
594	}	732	}
		733
595	if (height && height - R->szHint.base_height < max_height) {	734	if (newheight && newheight - szHint.base_height < max_height)
		735	{
596	R->szHint.height = height;	736	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	737	height = newheight - szHint.base_height;
598	} else {	738	}
599	MIN_IT(R->TermWin.height, max_height);	739	else
		740	{
		741	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	742	szHint.height = szHint.base_height + height;
601	}	743	}
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	744
		745	if (scrollBar.state && OPTION (Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;	746	window_sb_x = szHint.width - sb_w;
604		747
605	if (recalc_x)	748	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	749	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	750
608	if (recalc_y)	751	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	752	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		753
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	754	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	755	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
616	R->szHint.height));
617	return;
618	}	756	}
619		757
620	/*----------------------------------------------------------------------*/	758	/*----------------------------------------------------------------------*/
621	/*	759	/*
622	* Tell the teletype handler what size the window is.	760	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	761	* Called after a window size change.
624	*/	762	*/
625	void	763	void
626	rxvt_term::tt_winch ()	764	rxvt_term::tt_winch ()
627	{	765	{
628	struct winsize ws;	766	if (pty->pty < 0)
629
630	if (cmd_fd < 0)
631	return;	767	return;
632		768
		769	struct winsize ws;
		770
633	ws.ws_col = TermWin.ncol;	771	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	772	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	773	ws.ws_xpixel = width;
636	#ifndef DEBUG_SIZE	774	ws.ws_ypixel = height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	775	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
638	#else	776
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	777	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	778	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	779	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	780	kill (-cmd_pid, SIGWINCH);
644	# endif
645	#endif	781	#endif
646	}	782	}
647		783
648	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	785	/* set_fonts () - load and set the various fonts
650	/*	786	*
651	* init = 1 - initialize	787	* init = 1 - initialize
652	*	788	*
653	* fontname == FONT_UP - switch to bigger font	789	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	790	* fontname == FONT_DN - switch to smaller font
655	*/	791	*/
656	/* EXTPROTO */	792	bool
657	void	793	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	794	{
660	}	795	rxvt_fontset *fs = new rxvt_fontset (this);
		796	rxvt_fontprop prop;
661		797
662	/* INTPROTO */	798	if (!fs
663	void	799	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
664	rxvt_font_up_down(pR_ int n, int direction)	800	|| !fs->realize_font (1))
		801	{
		802	delete fs;
		803	return false;
		804	}
		805
		806	#if ENABLE_STYLES
		807	for (int i = RS_styleCount; --i; )
		808	if (fontset[i] != fontset[0])
		809	delete fontset[i];
		810	#endif
		811
		812	delete fontset[0];
		813	fontset[0] = fs;
		814
		815	prop = (*fs)[1]->properties ();
		816	prop.height += lineSpace;
		817	fs->set_prop (prop);
		818
		819	fwidth = prop.width;
		820	fheight = prop.height;
		821	fbase = prop.ascent;
		822
		823	for (int style = 1; style < 4; style++)
		824	{
		825	#if ENABLE_STYLES
		826	const char *res = rs[Rs_font + style];
		827
		828	if (res && !*res)
		829	fontset[style] = fontset[0];
		830	else
		831	{
		832	fontset[style] = fs = new rxvt_fontset (this);
		833	rxvt_fontprop prop2 = prop;
		834
		835	if (res)
		836	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		837	else
		838	{
		839	res = fontset[0]->fontdesc;
		840
		841	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		842	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		843	}
		844
		845	fs->populate (res);
		846	fs->set_prop (prop2);
		847	}
		848	#else
		849	fontset[style] = fontset[0];
		850	#endif
		851	}
		852
		853	if (parent[0])
		854	{
		855	resize_all_windows (0, 0, 0);
		856	scr_remap_chars ();
		857	scr_touch (true);
		858	}
		859
		860	return true;
		861	}
		862
		863	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	864	{
		865	XChangeProperty (dpy, parent[0],
		866	prop, XA_STRING, 8, PropModeReplace,
		867	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		868	}
		869
		870	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		871	{
		872	wchar_t *ws = rxvt_mbstowcs (str, len);
		873	char *s = rxvt_wcstoutf8 (ws);
		874
		875	XChangeProperty (dpy, parent[0],
		876	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		877	(const unsigned char *)s, strlen (s));
		878
		879	free (s);
		880	free (ws);
666	}	881	}
667		882
668	/*----------------------------------------------------------------------*/	883	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	884	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	885	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	886	void
673	rxvt_set_title(pR_ const char *str)	887	rxvt_term::set_title (const char *str)
674	{	888	{
675	#ifndef SMART_WINDOW_TITLE	889	set_string_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	890	#if ENABLE_EWMH
		891	set_utf8_property (xa[XA_NET_WM_NAME], str);
		892	#endif
		893	}
		894
		895	void
		896	rxvt_term::set_icon_name (const char *str)
		897	{
		898	set_string_property (XA_WM_ICON_NAME, str);
		899	#if ENABLE_EWMH
		900	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		901	#endif
		902	}
		903
		904	#ifdef XTERM_COLOR_CHANGE
		905	void
		906	rxvt_term::set_window_color (int idx, const char *color)
		907	{
		908	rxvt_color xcol;
		909	int i;
		910
		911	if (color == NULL || *color == '\0')
		912	return;
		913
		914	color = strdup (color);
		915	allocated.push_back ((void *)color);
		916	rs[Rs_color + idx] = color;
		917
		918	/* handle color aliases */
		919	if (isdigit (*color))
		920	{
		921	i = atoi (color);
		922
		923	if (i >= 8 && i <= 15)
		924	{ /* bright colors */
		925	i -= 8;
		926	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		927	goto done;
		928	}
		929
		930	if (i >= 0 && i <= 7)
		931	{ /* normal colors */
		932	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		933	goto done;
		934	}
		935	}
		936
		937	set_color (xcol, color);
		938
		939	/*
		940	* FIXME: should free colors here, but no idea how to do it so instead,
		941	* so just keep gobbling up the colormap
		942	*/
		943
		944	pix_colors_focused[idx] = xcol;
		945
		946	/* XSetWindowAttributes attr; */
		947	/* Cursor cursor; */
		948	done:
		949	/*TODO: handle Color_BD, scrollbar background, etc. */
		950
		951	update_fade_color (idx);
		952	recolour_cursor ();
		953	scr_recolour ();
		954	}
		955
677	#else	956	#else
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif
687	}
688
689	/* EXTPROTO */
690	void
691	rxvt_set_iconName(pR_ const char *str)
692	{
693	#ifndef SMART_WINDOW_TITLE
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
695	#else
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif
705	}
706
707	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;
713	int i;
714
715	if (color == NULL || *color == '\0')
716	return;
717
718	/* handle color aliases */
719	if (isdigit(*color)) {
720	i = atoi(color);
721	if (i >= 8 && i <= 15) { /* bright colors */
722	i -= 8;
723	# ifndef NO_BRIGHTCOLOR
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
725	SET_PIXCOLOR(R, idx);
726	goto Done;
727	# endif
728	}
729	if (i >= 0 && i <= 7) { /* normal colors */
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];
731	SET_PIXCOLOR(R, idx);
732	goto Done;
733	}
734	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738
739	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap
742	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753
754	R->PixColors[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756
757	/* XSetWindowAttributes attr; */
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */
765
766	rxvt_set_colorfgbg(aR);
767	rxvt_recolour_cursor(aR);
768	/* the only reasonable way to enforce a clean update */
769	rxvt_scr_poweron(aR);
770	}
771
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	957	# define set_window_color (idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */	958	#endif /* XTERM_COLOR_CHANGE */
775		959
776	/* EXTPROTO */
777	void	960	void
778	rxvt_recolour_cursor(pR)	961	rxvt_term::recolour_cursor ()
779	{	962	{
780	rxvt_color xcol[2];	963	XColor fg, bg;
781		964
782	#if TODO	965	(ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	966	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	967	: pix_colors_focused[Color_fg]).get (fg);
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	968
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	969	(ISSET_PIXCOLOR (Color_pointer_bg)
787	#endif	970	? pix_colors_focused[Color_pointer_bg]
		971	: pix_colors_focused[Color_bg]).get (bg);
		972
		973	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
788	}	974	}
789		975
790	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
791	/*	977	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	978	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	979	*/
794	/* INTPROTO */
795	void	980	void
796	rxvt_set_colorfgbg(pR)	981	rxvt_term::set_colorfgbg ()
797	{	982	{
798	unsigned int i;	983	unsigned int i;
799	const char *xpmb = "\0";	984	const char *xpmb = "\0";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	985	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801		986
802	R->env_colorfgbg =	987	strcpy (fstr, "default");
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	988	strcpy (bstr, "default");
804	STRCPY(fstr, "default");
805	STRCPY(bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	989	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	990	if (pix_colors[Color_fg] == pix_colors[i])
		991	{
808	sprintf(fstr, "%d", (i - Color_Black));	992	sprintf (fstr, "%d", (i - Color_Black));
809	break;	993	break;
810	}	994	}
		995
811	for (i = Color_Black; i <= Color_White; i++)	996	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	997	if (pix_colors[Color_bg] == pix_colors[i])
		998	{
813	sprintf(bstr, "%d", (i - Color_Black));	999	sprintf (bstr, "%d", (i - Color_Black));
814	#ifdef XPM_BACKGROUND	1000	#ifdef XPM_BACKGROUND
815	xpmb = "default;";	1001	xpmb = "default;";
816	#endif	1002	#endif
817	break;	1003	break;
818	}	1004	}
		1005
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1006	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	1007	}
832		1008
833	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		1010
839	/* EXTPROTO */	1011	bool
840	int	1012	rxvt_term::set_color (rxvt_color &color, const char *name)
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842	{	1013	{
843	screen_in_out->set(aR_ colour);	1014	if (color.set (this, name))
844
845	if (!screen_in_out->set(aR_ colour)) {
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	1015	return true;
		1016
		1017	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1018	return false;
		1019	}
		1020
		1021	void
		1022	rxvt_term::alias_color (int dst, int src)
		1023	{
		1024	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	1025	}
852		1026
853	/* -------------------------------------------------------------------- *	1027	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1028	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1029	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1030	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1031	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1032	{
861	int fix_screen;	1033	int fix_screen;
		1034	int old_width = szHint.width;
		1035	int old_height = szHint.height;
862		1036
		1037	window_calc (newwidth, newheight);
		1038
		1039	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1040	XSetWMNormalHints (dpy, parent[0], &szHint);
		1041
		1042	if (!ignoreparent)
		1043	{
863	#ifdef SMART_RESIZE	1044	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1045	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1046	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1047	* reposition window on resize depending on placement on screen
874	*/	1048	*/
875	int x, y, x1, y1;	1049	int x, y, x1, y1;
876	int dx, dy;	1050	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1051	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1052	Window unused_cr;
879		1053
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1054	XTranslateCoordinates (dpy, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1055	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1056	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1057	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1058	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1059	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1060	* our position for handles and decorations. Counter it
887	*/	1061	*/
888	if (x1 != x || y1 != y) {	1062	if (x1 != x || y1 != y)
		1063	{
889	x -= x1;	1064	x -= x1;
890	y -= y1;	1065	y -= y1;
891	}	1066	}
892		1067
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1068	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1069	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1070	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1071	dy = old_height - szHint.height;
897		1072
898	/* Check position of the center of the window */	1073	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1074	if (x < x1) /* left half */
900	dx = 0;	1075	dx = 0;
901	else if (x == x1) /* exact center */	1076	else if (x == x1) /* exact center */
902	dx /= 2;	1077	dx /= 2;
903	if (y < y1) /* top half */	1078	if (y < y1) /* top half */
904	dy = 0;	1079	dy = 0;
905	else if (y == y1) /* exact center */	1080	else if (y == y1) /* exact center */
906	dy /= 2;	1081	dy /= 2;
907		1082
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1083	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1084	szHint.width, szHint.height);
910	#else	1085	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1086	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1087	#endif
914	}	1088	}
915		1089
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1090	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917	|| R->TermWin.nrow != R->prev_nrow);	1091
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1092	if (fix_screen || newwidth != old_width || newheight != old_height)
919	if (scrollbar_visible(R)) {	1093	{
		1094	if (scrollBar.state)
		1095	{
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1096	XMoveResizeWindow (dpy, scrollBar.win,
		1097	window_sb_x, 0,
921	0, scrollbar_TotalWidth(), R->szHint.height);	1098	scrollbar_TotalWidth (), szHint.height);
922	rxvt_Resize_scrollBar(aR);	1099	resize_scrollbar ();
923	}	1100	}
924	if (menubar_visible(R))	1101
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1102	XMoveResizeWindow (dpy, vt,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1103	window_vt_x, window_vt_y,
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928	R->window_vt_y, TermWin_TotalWidth(),
929	TermWin_TotalHeight());	1104	width, height);
930	#ifdef RXVT_GRAPHICS	1105
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);	1106	scr_clear ();
936	#ifdef XPM_BACKGROUND	1107	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);	1108	resize_pixmap ();
938	#endif	1109	#endif
939	}	1110	}
940		1111
941	if (fix_screen || R->old_height == 0) {	1112	if (fix_screen || old_height == 0)
942	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;
944
945	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949	R->scr_reset();	1113	scr_reset ();
950		1114
951	if (curr_screen >= 0) { /* this is not the first time through */	1115	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
952	rxvt_scr_change_screen(aR_ curr_screen);	1116	//scr_touch (false);
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954	}
955	}
956		1117
957	R->old_width = R->szHint.width;	1118	#ifdef XPM_BACKGROUND
958	R->old_height = R->szHint.height;	1119	if (pixmap)
		1120	scr_touch (false);
		1121	#endif
959		1122
960	#ifdef USE_XIM	1123	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1124	IMSetPosition ();
962	#endif	1125	#endif
963	}	1126	}
964		1127
965	/*	1128	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1129	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1130	* good for toggling 80/132 columns
968	*/	1131	*/
969	/* EXTPROTO */
970	void	1132	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1133	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1134	{
973	XWindowAttributes wattr;	1135	XWindowAttributes wattr;
974		1136
975	if (width == 0 || height == 0) {	1137	if (newwidth == 0 || newheight == 0)
		1138	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1139	XGetWindowAttributes (dpy, display->root, &wattr);
		1140
977	if (width == 0)	1141	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1142	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1143	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1144	newheight = wattr.height - szHint.base_height;
		1145	}
		1146
		1147	if (newwidth != width || newheight != height)
981	}	1148	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1149	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1150	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1151	resize_all_windows (newwidth, newheight, 0);
986	}	1152	}
987	}	1153	}
988		1154
989	/* -------------------------------------------------------------------- *	1155	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1156	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1157	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1158	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1159
1003	/* INTPROTO */
1004	void	1160	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1161	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1162	{
1007	*fg = R->PixColors[Color_fg];	1163	fg = pix_colors [Color_fg];
1008	*bg = R->PixColors[Color_bg];	1164	bg = pix_colors [Color_bg];
		1165	}
		1166
		1167	void
		1168	rxvt_term::im_set_size (XRectangle &size)
		1169	{
		1170	// the int_bwidth terms make no sense to me
		1171	size.x = int_bwidth;
		1172	size.y = int_bwidth;
		1173	size.width = Width2Pixel (ncol) + int_bwidth;
		1174	size.height = Height2Pixel (nrow) + int_bwidth;
		1175	}
		1176
		1177	void
		1178	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1179	XRectangle &status_rect,
		1180	const XRectangle &needed_rect)
		1181	{
		1182	preedit_rect.x = needed_rect.width;
		1183	preedit_rect.y = 0;
		1184	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1185	preedit_rect.height = fheight;
		1186
		1187	status_rect.x = 0;
		1188	status_rect.y = 0;
		1189	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1190	status_rect.height = fheight;
1009	}	1191	}
1010		1192
1011	/* Checking whether input method is running. */	1193	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1194	bool
1014	rxvt_IMisRunning(pR)	1195	rxvt_term::IMisRunning ()
1015	{	1196	{
1016	char *p;	1197	char *p;
1017	Atom atom;	1198	Atom atom;
1018	Window win;	1199	Window win;
1019	char server[IMBUFSIZ];	1200	char server[IMBUFSIZ];
1020		1201
1021	/* get current locale modifier */	1202	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1203	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1204	{
1023	STRCPY(server, "@server=");	1205	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1206	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1207
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1208	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026	*p = '\0';	1209	*p = '\0';
1027		1210
1028	atom = XInternAtom(R->Xdisplay, server, False);	1211	atom = XInternAtom (dpy, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1212	win = XGetSelectionOwner (dpy, atom);
		1213
1030	if (win != None)	1214	if (win != None)
1031	return True;	1215	return True;
1032	}	1216	}
		1217
1033	return False;	1218	return False;
1034	}	1219	}
1035		1220
1036	/* EXTPROTO */
1037	void	1221	void
1038	rxvt_IMSendSpot(pR)	1222	rxvt_term::IMSendSpot ()
1039	{	1223	{
1040	XPoint spot;	1224	XPoint nspot;
1041	XVaNestedList preedit_attr;	1225	XVaNestedList preedit_attr;
1042		1226
1043	if (R->Input_Context == NULL	1227	if (!Input_Context
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1228	|| !focus
1045	|| !(R->event_type == KeyPress	1229	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1230	return;
1052		1231
1053	rxvt_setPosition(aR_ & spot);	1232	im_set_position (nspot);
1054		1233
		1234	if (nspot.x == spot.x && nspot.y == spot.y)
		1235	return;
		1236
		1237	spot = nspot;
		1238
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1239	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1240	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1241	XFree (preedit_attr);
1058	}	1242	}
1059		1243
1060	/* EXTPROTO */
1061	void	1244	void
1062	rxvt_setTermFontSet(pR_ int idx)	1245	rxvt_term::im_destroy ()
1063	{	1246	{
1064	char *string;	1247	if (input_method)
1065	long length;	1248	{
1066	int success = 0;	1249	if (Input_Context && input_method->xim)
		1250	XDestroyIC (Input_Context);
1067		1251
1068	if (idx < 0 || idx >= MAX_NFONTS)	1252	display->put_xim (input_method);
1069	return;	1253	input_method = 0;
1070	}	1254	}
1071		1255
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1256	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1257	}
		1258
		1259	#ifdef ENABLE_XIM_ONTHESPOT
		1260
		1261	static void
		1262	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1263	{
		1264	((rxvt_term *)client_data)->make_current ();
		1265	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1266	}
		1267
		1268	static void
		1269	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1270	{
		1271	((rxvt_term *)client_data)->make_current ();
		1272	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1273	}
		1274
		1275	static void
		1276	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1277	{
		1278	rxvt_term *term = (rxvt_term *)client_data;
		1279	XIMText *text = call_data->text;
		1280
		1281	term->make_current ();
		1282
		1283	if (text)
		1284	{
		1285	void *str;
		1286
		1287	if (!text->encoding_is_wchar && text->string.multi_byte)
		1288	{
		1289	// of course, X makes it ugly again
		1290	if (term->rs[Rs_imLocale])
		1291	SET_LOCALE (term->rs[Rs_imLocale]);
		1292
		1293	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1294	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1295
		1296	if (term->rs[Rs_imLocale])
		1297	SET_LOCALE (term->locale);
		1298	}
		1299	else
		1300	str = (void *)text->string.wide_char;
		1301
		1302	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1303	DT_INT, call_data->caret,
		1304	DT_INT, call_data->chg_first,
		1305	DT_INT, call_data->chg_length,
		1306	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1307	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1308	DT_END));
		1309	}
		1310	else
		1311	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1312	DT_INT, call_data->caret,
		1313	DT_INT, call_data->chg_first,
		1314	DT_INT, call_data->chg_length,
		1315	DT_END));
		1316	}
		1317
		1318	#if 0
		1319	static void
		1320	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1324	DT_INT, call_data->position,
		1325	DT_INT, call_data->direction,
		1326	DT_INT, call_data->style,
		1327	DT_END));
		1328	}
		1329	#endif
		1330
		1331	#endif
1114		1332
1115	/*	1333	/*
1116	* X manual pages and include files don't match on some systems:	1334	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1335	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1336	*/
1121	/* ARGSUSED */	1337	bool
1122	/* EXTPROTO */	1338	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1339	{
1129	dR;	1340	int i, j, found;
1130	int i, found, had_im;	1341	XIM xim;
		1342	XPoint spot;
		1343	XRectangle rect, status_rect, needed_rect;
		1344	unsigned long fg, bg;
		1345	const char *p;
		1346	char **s;
		1347	XIMStyles *xim_styles;
		1348	#ifdef ENABLE_XIM_ONTHESPOT
		1349	XIMCallback xcb[4];
		1350	#endif
		1351
		1352	set_environ (envv);
		1353
		1354	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1355	return false;
		1356
		1357	input_method = display->get_xim (locale, modifiers);
		1358	if (input_method == NULL)
		1359	return false;
		1360
		1361	xim = input_method->xim;
		1362	spot.x = spot.y = -1;
		1363
		1364	xim_styles = NULL;
		1365	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1366	|| !xim_styles || !xim_styles->count_styles)
		1367	{
		1368	im_destroy ();
		1369	return false;
		1370	}
		1371
		1372	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1373
		1374	for (int pi = 0; pi < 2; pi++)
		1375	{
		1376	p = pet[pi];
		1377
		1378	if (!p)
		1379	continue;
		1380
		1381	s = rxvt_splitcommastring (p);
		1382
		1383	for (i = found = 0; !found && s[i]; i++)
		1384	{
		1385	if (!strcmp (s[i], "OverTheSpot"))
		1386	input_style = XIMPreeditPosition | XIMStatusNothing;
		1387	else if (!strcmp (s[i], "OffTheSpot"))
		1388	input_style = XIMPreeditArea | XIMStatusArea;
		1389	else if (!strcmp (s[i], "Root"))
		1390	input_style = XIMPreeditNothing | XIMStatusNothing;
		1391	else if (!strcmp (s[i], "None"))
		1392	input_style = XIMPreeditNone | XIMStatusNone;
		1393	#ifdef ENABLE_XIM_ONTHESPOT
		1394	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1395	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1396	#endif
		1397	else
		1398	input_style = XIMPreeditNothing | XIMStatusNothing;
		1399
		1400	for (j = 0; j < xim_styles->count_styles; j++)
		1401	if (input_style == xim_styles->supported_styles[j])
		1402	{
		1403	rxvt_freecommastring (s);
		1404
		1405	found = 1;
		1406	goto foundpet;
		1407	}
		1408
		1409	}
		1410
		1411	rxvt_freecommastring (s);
		1412	}
		1413
		1414	foundpet:
		1415
		1416	XFree (xim_styles);
		1417
		1418	if (!found)
		1419	{
		1420	im_destroy ();
		1421	return false;
		1422	}
		1423
		1424	XFontSet fs = 0;
		1425	XVaNestedList preedit_attr = 0, status_attr = 0;
		1426
		1427	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1428	{
		1429	// fake us a font-set, please
		1430	char **missing_charset_list;
		1431	int missing_charset_count;
		1432	char *def_string;
		1433	char pat[512];
		1434
		1435	sprintf (pat,
		1436	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1437	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1438	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1439	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1440	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1441	"*",
		1442	fheight,
		1443	fheight + 1, fheight - 1,
		1444	fheight - 2, fheight + 2);
		1445
		1446	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1447	&missing_charset_list, &missing_charset_count, &def_string);
		1448
		1449	if (missing_charset_list)
		1450	XFreeStringList (missing_charset_list);
		1451
		1452	if (!fs)
		1453	{
		1454	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1455	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1456	}
		1457	}
		1458
		1459	if (input_style & XIMPreeditPosition)
		1460	{
		1461	im_set_size (rect);
		1462	im_set_position (spot);
		1463	im_set_color (fg, bg);
		1464
		1465	preedit_attr = XVaCreateNestedList (0,
		1466	XNForeground, fg,
		1467	XNBackground, bg,
		1468	XNArea, &rect,
		1469	XNSpotLocation, &spot,
		1470	XNFontSet, fs,
		1471	NULL);
		1472	}
		1473	else if (input_style & XIMPreeditArea)
		1474	{
		1475	im_set_color (fg, bg);
		1476
		1477	/*
		1478	* The necessary width of preedit area is unknown
		1479	* until create input context.
		1480	*/
		1481	needed_rect.width = 0;
		1482	im_set_preedit_area (rect, status_rect, needed_rect);
		1483
		1484	preedit_attr = XVaCreateNestedList (0,
		1485	XNForeground, fg,
		1486	XNBackground, bg,
		1487	XNArea, &rect,
		1488	XNFontSet, fs,
		1489	NULL);
		1490	status_attr = XVaCreateNestedList (0,
		1491	XNForeground, fg,
		1492	XNBackground, bg,
		1493	XNArea, &status_rect,
		1494	XNFontSet, fs,
		1495	NULL);
		1496	}
		1497	#if ENABLE_XIM_ONTHESPOT
		1498	else if (input_style & XIMPreeditCallbacks)
		1499	{
		1500	im_set_position (spot);
		1501
		1502	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1503	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1504	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1505	# if 0
		1506	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1507	# endif
		1508
		1509	preedit_attr = XVaCreateNestedList (0,
		1510	XNSpotLocation, &spot,
		1511	XNPreeditStartCallback, &xcb[0],
		1512	XNPreeditDoneCallback , &xcb[1],
		1513	XNPreeditDrawCallback , &xcb[2],
		1514	# if 0
		1515	XNPreeditCaretCallback, &xcb[3],
		1516	# endif
		1517	NULL);
		1518	}
		1519	#endif
		1520
		1521	Input_Context = XCreateIC (xim,
		1522	XNInputStyle, input_style,
		1523	XNClientWindow, vt,
		1524	XNFocusWindow, parent[0],
		1525	preedit_attr ? XNPreeditAttributes : NULL,
		1526	preedit_attr,
		1527	status_attr ? XNStatusAttributes : NULL,
		1528	status_attr, NULL);
		1529
		1530	if (preedit_attr) XFree (preedit_attr);
		1531	if (status_attr) XFree (status_attr);
		1532	if (fs) XFreeFontSet (dpy, fs);
		1533
		1534	if (Input_Context == NULL)
		1535	{
		1536	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1537	im_destroy ();
		1538	return false;
		1539	}
		1540
		1541	#if 0
		1542	// unfortunately, only the focus window is used by XIM, hard to fix
		1543	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1544	vt_select_input ();
		1545	#endif
		1546
		1547	IMSetPosition ();
		1548
		1549	return true;
		1550	}
		1551
		1552	void
		1553	rxvt_term::im_cb ()
		1554	{
		1555	int i;
1131	const char *p;	1556	const char *p;
1132	char **s;	1557	char **s;
1133	char buf[IMBUFSIZ];	1558	char buf[IMBUFSIZ];
1134		1559
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1560	make_current ();
		1561
		1562	im_destroy ();
		1563
1136	if (R->Input_Context)	1564	if (Input_Context)
1137	return;	1565	return;
1138		1566
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1567	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1568	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1569	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1570	#endif
1143		1571
1144	p = R->rs[Rs_inputMethod];	1572	p = rs[Rs_inputMethod];
1145	if (p && *p)	1573	if (p && *p)
1146	{	1574	{
1147	bool found = false;	1575	bool found = false;
1148		1576
1149	s = rxvt_splitcommastring (p);	1577	s = rxvt_splitcommastring (p);
		1578
1150	for (i = 0; s[i]; i++)	1579	for (i = 0; s[i]; i++)
1151	{	1580	{
1152	if (*s[i])	1581	if (*s[i])
1153	{	1582	{
1154	STRCPY (buf, "@im=");	1583	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1584	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1585	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1586	{
1159	found = true;	1587	found = true;
1160	break;	1588	break;
1161	}	1589	}
1162	}	1590	}
1163	}	1591	}
1164	for (i = 0; s[i]; i++)	1592
1165	free(s[i]);	1593	rxvt_freecommastring (s);
1166	free(s);
1167		1594
1168	if (found)	1595	if (found)
1169	goto done;	1596	goto done;
1170	}	1597	}
1171		1598
1172	/* try with XMODIFIERS env. var. */	1599	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1600	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1601	goto done;
1176		1602
1177	/* try with no modifiers base IF the user didn't specify an IM */	1603	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1604	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1605	goto done;
1181		1606
1182	done:	1607	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1608	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1609	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1610	SET_LOCALE (locale);
1186	#endif	1611	#endif
1187	}	1612	}
1188		1613
1189	/*	1614	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1615	rxvt_term::IMSetPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1616	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1617	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1618	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1619
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1620	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1621	|| !focus
1210	if (xim == NULL)	1622	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1211	return False;	1623	|| !IMisRunning ())
		1624	return;
1212		1625
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {	1626	if (input_style & XIMPreeditPosition)
1255	rxvt_setSize(aR_ & rect);	1627	{
1256	rxvt_setPosition(aR_ & spot);	1628	im_set_size (preedit_rect);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1629	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266
1267	/*
1268	* The necessary width of preedit area is unknown
1269	* until create input context.
1270	*/
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}	1630
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1631	XSetICValues (Input_Context,
1285	XNClientWindow, R->TermWin.parent[0],	1632	XNPreeditAttributes, preedit_attr, NULL);
1286	XNFocusWindow, R->TermWin.parent[0],	1633	}
1287	XNDestroyCallback, &ximcallback,	1634	else
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}	1635	{
1301	if (R->input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))
1317	return;
1318
1319	/* Getting the necessary width of preedit area */	1636	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1637	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1638	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1639	XFree (status_attr);
1323		1640
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1641	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1642	XFree (needed_rect);
1325		1643
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1644	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1645	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1646
1329	XSetICValues(R->Input_Context,	1647	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1648	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1649	XNStatusAttributes, status_attr,
		1650	NULL);
1332		1651
		1652	XFree (status_attr);
		1653	}
		1654
1333	XFree(preedit_attr);	1655	XFree (preedit_attr);
1334	XFree(status_attr);
1335	}	1656	}
1336	#endif /* USE_XIM */	1657	#endif /* USE_XIM */
1337		1658
1338	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;
1340
1341	/*----------------------- end-of-file (C source) -----------------------*/	1659	/*----------------------- end-of-file (C source) -----------------------*/

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