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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.15 by pcg, Thu Dec 18 05:45:11 2003 UTC vs.
Revision 1.205 by root, Wed Jan 25 13:24:45 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.15 2003/12/18 05:45:11 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	if (!locale || !strncmp (locale, curlocale, 128))
55	{	62	return false;
		63
56	strncpy (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
58	}	66	return true;
59	}	67	}
60		68
61	void *	69	void
62	rxvt_term::operator new (size_t s)	70	rxvt_push_locale (const char *locale) NOTHROW
63	{	71	{
64	void *p = malloc (s);	72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
65		75
66	MEMSET (p, 0, s);	76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
		80	}
		81
		82	#if ENABLE_COMBINING
		83	class rxvt_composite_vec rxvt_composite;
		84
		85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		86	{
		87	compose_char *cc;
		88
		89	// break compose chains, as stupid readline really likes to duplicate
		90	// composing characters for some reason near the end of a line.
		91	cc = (*this)[c1];
		92	while (cc)
		93	{
		94	if (cc->c2 == c2) return c1;
		95	cc = (*this)[cc->c1];
		96	}
		97
		98	// check to see wether this combination already exists otherwise
		99	for (cc = v.end (); cc-- > v.begin (); )
		100	{
		101	if (cc->c1 == c1 && cc->c2 == c2)
		102	return COMPOSE_LO + (cc - v.begin ());
		103	}
		104
		105	// allocate a new combination
		106	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		107	{
		108	static int seen;
		109
		110	if (!seen++)
		111	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		112
		113	return REPLACEMENT_CHAR;
		114	}
		115
		116	v.push_back (compose_char (c1, c2));
		117
		118	return v.size () - 1 + COMPOSE_LO;
		119	}
		120
		121	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		122	{
		123	compose_char *cc = (*this)[c];
		124
		125	if (!cc)
		126	{
		127	if (r) *r = c;
		128	return 1;
		129	}
		130
		131	int len = expand (cc->c1, r);
		132
		133	if (r) r += len;
		134
		135	if (cc->c2 != NOCHAR)
		136	{
		137	len++;
		138	if (r) *r++ = cc->c2;
		139	}
		140
67	return p;	141	return len;
68	}
69		142
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	143	}
		144	#endif
75		145
76	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
77	: pty_ev (this, &rxvt_term::pty_cb),	147	:
		148	#if TRANSPARENT
		149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
78	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	168	#endif
81	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
		178	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
		180	child_ev (this, &rxvt_term::child_cb),
		181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
88	{	186	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
90	}	204	}
91		205
92	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
93	{	207	{
		208	termlist.erase (find (termlist.begin (), termlist.end(), this));
		209
		210	emergency_cleanup ();
		211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
		216	#endif
		217	delete fontset[0];
		218
		219	if (display)
		220	{
		221	dDisp;
		222
		223	selection_clear ();
		224
		225	#ifdef USE_XIM
		226	im_destroy ();
		227	#endif
		228	#ifdef XTERM_SCROLLBAR
		229	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		230	if (ShadowGC) XFreeGC (disp, ShadowGC);
		231	#endif
		232	#ifdef PLAIN_SCROLLBAR
		233	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		234	#endif
		235	#ifdef NEXT_SCROLLBAR
		236	if (blackGC) XFreeGC (disp, blackGC);
		237	if (whiteGC) XFreeGC (disp, whiteGC);
		238	if (grayGC) XFreeGC (disp, grayGC);
		239	if (darkGC) XFreeGC (disp, darkGC);
		240	if (stippleGC) XFreeGC (disp, stippleGC);
		241	if (dimple) XFreePixmap (disp, dimple);
		242	if (upArrow) XFreePixmap (disp, upArrow);
		243	if (downArrow) XFreePixmap (disp, downArrow);
		244	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		245	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		246	#endif
		247	#ifdef RXVT_SCROLLBAR
		248	if (topShadowGC) XFreeGC (disp, topShadowGC);
		249	if (botShadowGC) XFreeGC (disp, botShadowGC);
		250	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		251	#endif
		252	if (gc) XFreeGC (disp, gc);
		253
		254	delete drawable;
		255	// destroy all windows
		256	if (parent[0])
		257	XDestroyWindow (disp, parent[0]);
		258	}
		259
		260	// TODO: free pixcolours, colours should become part of rxvt_display
		261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
		265
		266	displays.put (display);
		267
94	scr_release ();	268	scr_release ();
95		269
		270	/* clear all resources */
		271	for (int i = 0; i < allocated.size (); i++)
		272	free (allocated [i]);
		273
		274	free (selection.text);
		275	// TODO: manage env vars in child only(!)
		276	free (env_display);
		277	free (env_term);
96	free (locale);	278	free (locale);
97	free (codeset);	279	free (v_buffer);
		280	free (incr_buf);
98		281
99	#ifndef NO_SETOWNER_TTYDEV	282	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	283	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		284
113	if (cmd_fd >= 0)	285	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	286	delete keyboard;
		287	#endif
		288	}
115		289
116	if (Xfd >= 0)	290	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	291	void
		292	rxvt_term::child_cb (child_watcher &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		295
119	delete PixColors;	296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
120	}	300	}
121		301
122	void	302	void
123	rxvt_term::destroy ()	303	rxvt_term::destroy ()
124	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
		313
		314	if (display)
		315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	#if HAVE_SCROLLBARS
		320	scrollbar_ev.stop (display);
		321	#endif
		322	#if TRANSPARENT
		323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
		326	termwin_ev.stop (display);
		327	vt_ev.stop (display);
		328	}
		329
125	check_ev.stop ();	330	check_ev.stop ();
126	pty_ev.stop ();	331	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
		333	cursor_blink_ev.stop ();
		334	#endif
		335	#ifdef TEXT_BLINK
129	blink_ev.stop ();	336	text_blink_ev.stop ();
		337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
130	#endif	343	#endif
131	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	345	pointer_ev.stop ();
133	#endif	346	#endif
134		347
…		…
136	}	349	}
137		350
138	void	351	void
139	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
140	{	353	{
141	SET_R (this);	354	make_current ();
142		355
143	delete this;	356	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	#if HAVE_XSETLOCALE || HAVE_SETLOCALE
208	locale = strdup (setlocale (LC_CTYPE, ""));
209	#endif
210	#if HAVE_NL_LANGINFO
211	codeset = strdup (nl_langinfo (CODESET));
212	#endif
213
214	init_secondary ();
215
216	const char **cmd_argv = init_resources (argc, argv);
217
218	#if (MENUBAR_MAX)
219	rxvt_menubar_read (this, rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	rxvt_Create_Windows (this, argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	rxvt_Gr_reset (this); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	rxvt_check_our_parents (this);
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == R->cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* INTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	dR;
316
317	if (R->allowedxerror == -1)
318	R->allowedxerror = event->error_code;
319	else
320	{
321	rxvt_print_error("XError: Request: %d . %d, Error: %d",
322	event->request_code, event->minor_code,
323	event->error_code);
324
325	R->destroy ();
326	}
327
328	return 0;
329	}	357	}
330		358
331	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
332	/*	360	/*
333	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
334	* TODO: if debugging, this should free up any known resources if we can	362	* TODO: if debugging, this should free up any known resources if we can
335	*/	363	*/
336	/* EXTPROTO */	364	static XErrorHandler old_xerror_handler;
		365
		366	static void
		367	rxvt_emergency_cleanup ()
		368	{
		369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		370	(*t)->emergency_cleanup ();
		371	}
		372
		373	#if ENABLE_FRILLS
		374	static void
		375	print_x_error (Display *dpy, XErrorEvent *event)
		376	{
		377	char buffer[BUFSIZ];
		378	char mesg[BUFSIZ];
		379	char number[32];
		380	char *mtype = "XlibMessage";
		381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		383	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		384	rxvt_warn ("%s: %s\n", mesg, buffer);
		385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		387	sprintf(number, "%d", event->request_code);
		388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		389	rxvt_warn ("(which is %s)\n", buffer);
		390	if (event->request_code >= 128) {
		391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		392	mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		394	}
		395	if ((event->error_code == BadWindow) ||
		396	(event->error_code == BadPixmap) ||
		397	(event->error_code == BadCursor) ||
		398	(event->error_code == BadFont) ||
		399	(event->error_code == BadDrawable) ||
		400	(event->error_code == BadColor) ||
		401	(event->error_code == BadGC) ||
		402	(event->error_code == BadIDChoice) ||
		403	(event->error_code == BadValue) ||
		404	(event->error_code == BadAtom)) {
		405	if (event->error_code == BadValue)
		406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		407	mesg, BUFSIZ);
		408	else if (event->error_code == BadAtom)
		409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		410	mesg, BUFSIZ);
		411	else
		412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		415	}
		416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		419	}
		420	#endif
		421
		422	int
		423	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		424	{
		425	if (GET_R->allowedxerror == -1)
		426	GET_R->allowedxerror = event->error_code;
		427	else
		428	{
		429	// GET_R is most likely not the terminal which caused the error,
		430	// so just output the error and continue
		431	#if ENABLE_FRILLS
		432	print_x_error (display, event);
		433	#else
		434	old_xerror_handler (display, event);
		435	#endif
		436	}
		437
		438	return 0;
		439	}
		440
		441	int
		442	rxvt_xioerror_handler (Display *display)
		443	{
		444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		445	DisplayString (display));
		446	rxvt_emergency_cleanup ();
		447	_exit (EXIT_FAILURE);
		448	}
		449
		450	/*----------------------------------------------------------------------*/
		451	bool
		452	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		453	{
		454	this->envv = envv;
		455
		456	SET_R (this);
		457	set_locale ("");
		458	set_environ (envv); // few things in X do not call setlocale :(
		459
		460	if (!init_vars ())
		461	return false;
		462
		463	init_secondary ();
		464
		465	const char **cmd_argv = init_resources (argc, argv);
		466
		467	#ifdef KEYSYM_RESOURCE
		468	keyboard->register_done ();
		469	#endif
		470
		471	#ifdef HAVE_SCROLLBARS
		472	if (OPTION (Opt_scrollBar))
		473	scrollBar.setIdle (); /* set existence for size calculations */
		474	#endif
		475
		476	pty = ptytty::create ();
		477
		478	create_windows (argc, argv);
		479
		480	dDisp;
		481
		482	init_xlocale ();
		483
		484	scr_reset (); // initialize screen
		485
		486	#if 0
		487	XSynchronize (disp, True);
		488	#endif
		489
		490	#ifdef HAVE_SCROLLBARS
		491	if (OPTION (Opt_scrollBar))
		492	resize_scrollbar (); /* create and map scrollbar */
		493	#endif
		494	#ifdef TRANSPARENT
		495	if (OPTION (Opt_transparent))
		496	{
		497	XSelectInput (disp, display->root, PropertyChangeMask);
		498	check_our_parents ();
		499	rootwin_ev.start (display, display->root);
		500	}
		501	#endif
		502
		503	set_colorfgbg ();
		504
		505	init_command (cmd_argv);
		506
		507	free (cmd_argv);
		508
		509	if (pty->pty >= 0)
		510	pty_ev.start (pty->pty, EVENT_READ);
		511
		512	check_ev.start ();
		513
		514	HOOK_INVOKE ((this, HOOK_START, DT_END));
		515
		516	#if ENABLE_XEMBED
		517	if (rs[Rs_embed])
		518	{
		519	long info[2] = { 0, XEMBED_MAPPED };
		520
		521	XChangeProperty (display->display, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		522	32, PropModeReplace, (unsigned char *)&info, 2);
		523	}
		524	#endif
		525
		526	XMapWindow (disp, vt);
		527	XMapWindow (disp, parent[0]);
		528
		529	return true;
		530	}
		531
		532	static struct sig_handlers
		533	{
		534	sig_watcher sw_term, sw_int;
		535
		536	/*
		537	* Catch a fatal signal and tidy up before quitting
		538	*/
337	void	539	void
338	rxvt_clean_exit ()	540	sig_term (sig_watcher &w)
339	{	541	{
340	dR;	542	rxvt_emergency_cleanup ();
		543	signal (w.signum, SIG_DFL);
		544	kill (getpid (), w.signum);
		545	}
341		546
342	R->destroy ();	547	sig_handlers ()
		548	: sw_term (this, &sig_handlers::sig_term),
		549	sw_int (this, &sig_handlers::sig_term)
		550	{
		551	}
		552	} sig_handlers;
		553
		554	char **rxvt_environ; // startup environment
		555
		556	void
		557	rxvt_init ()
		558	{
		559	ptytty::init ();
		560
		561	rxvt_environ = environ;
		562
		563	signal (SIGHUP, SIG_IGN);
		564	signal (SIGPIPE, SIG_IGN);
		565
		566	sig_handlers.sw_term.start (SIGTERM);
		567	sig_handlers.sw_int.start (SIGINT);
		568
		569	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		570	/* signal (SIGURG, SIG_DFL); */
		571
		572	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		573	// TODO: handle this with exceptions and tolerate the memory loss
		574	XSetIOErrorHandler (rxvt_xioerror_handler);
		575
		576	XrmInitialize ();
343	}	577	}
344		578
345	/* ------------------------------------------------------------------------- *	579	/* ------------------------------------------------------------------------- *
346	* MEMORY ALLOCATION WRAPPERS *	580	* MEMORY ALLOCATION WRAPPERS *
347	* ------------------------------------------------------------------------- */	581	* ------------------------------------------------------------------------- */
348	/* EXTPROTO */	582	void *
349	void *
350	rxvt_malloc(size_t size)	583	rxvt_malloc (size_t size)
351	{	584	{
352	void *p;
353
354	p = malloc(size);	585	void *p = malloc (size);
		586
355	if (p)	587	if (!p)
		588	rxvt_fatal ("memory allocation failure. aborting.\n");
		589
356	return p;	590	return p;
357
358	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
359	rxvt_clean_exit();
360	exit(EXIT_FAILURE);
361	/* NOTREACHED */
362	}	591	}
363		592
364	/* EXTPROTO */	593	void *
365	void *
366	rxvt_calloc(size_t number, size_t size)	594	rxvt_calloc (size_t number, size_t size)
367	{	595	{
368	void *p;
369
370	p = calloc(number, size);	596	void *p = calloc (number, size);
		597
371	if (p)	598	if (!p)
		599	rxvt_fatal ("memory allocation failure. aborting.\n");
		600
372	return p;	601	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	602	}
379		603
380	/* EXTPROTO */	604	void *
381	void *
382	rxvt_realloc(void *ptr, size_t size)	605	rxvt_realloc (void *ptr, size_t size)
383	{	606	{
384	void *p;
385
386	if (ptr)
387	p = realloc(ptr, size);	607	void *p = realloc (ptr, size);
388	else	608
389	p = malloc(size);
390	if (p)	609	if (!p)
		610	rxvt_fatal ("memory allocation failure. aborting.\n");
		611
391	return p;	612	return p;
392
393	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
394	rxvt_clean_exit();
395	exit(EXIT_FAILURE);
396	/* NOTREACHED */
397	}	613	}
398
399	/* ------------------------------------------------------------------------- *
400	* PRIVILEGED OPERATIONS *
401	* ------------------------------------------------------------------------- */
402	/* take care of suid/sgid super-user (root) privileges */
403	/* INTPROTO */
404	void
405	rxvt_privileges(pR_ int mode)
406	{
407	#if ! defined(__CYGWIN32__)
408	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
409	/* setreuid() is the poor man's setuid(), seteuid() */
410	# define seteuid(a) setreuid(-1, (a))
411	# define setegid(a) setregid(-1, (a))
412	# define HAVE_SETEUID
413	# endif
414	# ifdef HAVE_SETEUID
415	switch (mode) {
416	case IGNORE:
417	/*
418	* change effective uid/gid - not real uid/gid - so we can switch
419	* back to root later, as required
420	*/
421	seteuid(getuid());
422	setegid(getgid());
423	break;
424	case SAVE:
425	R->euid = geteuid();
426	R->egid = getegid();
427	break;
428	case RESTORE:
429	seteuid(R->euid);
430	setegid(R->egid);
431	break;
432	}
433	# else
434	switch (mode) {
435	case IGNORE:
436	setuid(getuid());
437	setgid(getgid());
438	/* FALLTHROUGH */
439	case SAVE:
440	/* FALLTHROUGH */
441	case RESTORE:
442	break;
443	}
444	# endif
445	#endif
446	}
447
448	#ifdef UTMP_SUPPORT
449	/* EXTPROTO */
450	void
451	rxvt_privileged_utmp(pR_ char action)
452	{
453	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
454	action, R->next_utmp_action, getpid()));
455	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
456	|| (R->Options & Opt_utmpInhibit)
457	|| R->ttydev == NULL || *R->ttydev == '\0')
458	return;
459
460	rxvt_privileges(aR_ RESTORE);
461	if (action == SAVE) {
462	R->next_utmp_action = RESTORE;
463	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
464	} else { /* action == RESTORE */
465	R->next_utmp_action = IGNORE;
466	rxvt_cleanutent(aR);
467	}
468	rxvt_privileges(aR_ IGNORE);
469	}
470	#endif
471
472	#ifndef NO_SETOWNER_TTYDEV
473	/* EXTPROTO */
474	void
475	rxvt_privileged_ttydev(pR_ char action)
476	{
477	D_MAIN((stderr,
478	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
479	action, R->next_tty_action, getpid()));
480	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
481	|| R->ttydev == NULL || *R->ttydev == '\0')
482	return;
483
484	rxvt_privileges(aR_ RESTORE);
485
486	if (action == SAVE) {
487	R->next_tty_action = RESTORE;
488	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
489	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
490	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
491	R->next_tty_action = IGNORE;
492	else
493	# endif
494	{
495	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
496	chmod(R->ttydev, R->ttymode);
497	# ifdef HAVE_REVOKE
498	revoke(R->ttydev);
499	# endif
500	}
501	} else { /* action == RESTORE */
502	R->next_tty_action = IGNORE;
503	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
504	chmod(R->ttydev, R->ttyfd_stat.st_mode);
505	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
506	# else
507	chmod(R->ttydev,
508	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
509	chown(R->ttydev, 0, 0);
510	# endif
511	}
512
513	rxvt_privileges(aR_ IGNORE);
514
515	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
516	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
517	action == RESTORE ? "Restoring" : (action ==
518	SAVE ? "Saving" :
519	"UNKNOWN ERROR for"), R->ttydev,
520	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
521	R->ttyfd_stat.st_gid));
522	# endif
523	}
524	#endif
525		614
526	/*----------------------------------------------------------------------*/	615	/*----------------------------------------------------------------------*/
527	/*	616	/*
528	* window size/position calculcations for XSizeHint and other storage.	617	* window size/position calculcations for XSizeHint and other storage.
529	* if width/height are non-zero then override calculated width/height	618	* if width/height are non-zero then override calculated width/height
530	*/	619	*/
531	/* EXTPROTO */
532	void	620	void
533	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	621	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	622	{
535	short recalc_x, recalc_y;	623	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	624	int x, y, sb_w, flags;
537	unsigned int w, h;	625	unsigned int w, h;
538	unsigned int max_width, max_height;	626	unsigned int max_width, max_height;
		627	dDisp;
539		628
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
542	R->szHint.height));
543	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	629	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	R->szHint.win_gravity = NorthWestGravity;	630	szHint.win_gravity = NorthWestGravity;
545	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	631	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		632
547	recalc_x = recalc_y = 0;	633	recalc_x = recalc_y = 0;
548	flags = 0;	634	flags = 0;
		635
549	if (!R->parsed_geometry) {	636	if (!parsed_geometry)
		637	{
550	R->parsed_geometry = 1;	638	parsed_geometry = 1;
		639
551	if (R->rs[Rs_geometry])	640	if (rs[Rs_geometry])
552	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	641	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		642
553	if (flags & WidthValue) {	643	if (flags & WidthValue)
554	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	644	{
		645	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	R->szHint.flags |= USSize;	646	szHint.flags |= USSize;
556	}	647	}
		648
557	if (flags & HeightValue) {	649	if (flags & HeightValue)
558	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	650	{
		651	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	R->szHint.flags |= USSize;	652	szHint.flags |= USSize;
560	}	653	}
		654
561	if (flags & XValue) {	655	if (flags & XValue)
		656	{
562	R->szHint.x = x;	657	szHint.x = x;
563	R->szHint.flags |= USPosition;	658	szHint.flags |= USPosition;
		659
564	if (flags & XNegative) {	660	if (flags & XNegative)
		661	{
565	recalc_x = 1;	662	recalc_x = 1;
566	R->szHint.win_gravity = NorthEastGravity;	663	szHint.win_gravity = NorthEastGravity;
567	}	664	}
568	}	665	}
		666
569	if (flags & YValue) {	667	if (flags & YValue)
		668	{
570	R->szHint.y = y;	669	szHint.y = y;
571	R->szHint.flags |= USPosition;	670	szHint.flags |= USPosition;
		671
572	if (flags & YNegative) {	672	if (flags & YNegative)
		673	{
573	recalc_y = 1;	674	recalc_y = 1;
		675
574	if (R->szHint.win_gravity == NorthEastGravity)	676	if (szHint.win_gravity == NorthEastGravity)
575	R->szHint.win_gravity = SouthEastGravity;	677	szHint.win_gravity = SouthEastGravity;
576	else	678	else
577	R->szHint.win_gravity = SouthWestGravity;	679	szHint.win_gravity = SouthWestGravity;
578	}	680	}
579	}	681	}
580	}	682	}
		683
581	/* TODO: BOUNDS */	684	/* TODO: BOUNDS */
582	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	685	width = ncol * fwidth;
583	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	686	height = nrow * fheight;
584	max_width = MAX_COLS * R->TermWin.fwidth;	687	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * R->TermWin.fheight;	688	max_height = MAX_ROWS * fheight;
586		689
587	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	690	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		691
589	sb_w = mb_h = 0;	692	sb_w = 0;
590	R->window_vt_x = R->window_vt_y = 0;	693	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible(R)) {	694
		695	if (scrollBar.state)
		696	{
592	sb_w = scrollbar_TotalWidth();	697	sb_w = scrollbar_TotalWidth ();
593	R->szHint.base_width += sb_w;	698	szHint.base_width += sb_w;
594	if (!(R->Options & Opt_scrollBar_right))	699	if (!OPTION (Opt_scrollBar_right))
595	R->window_vt_x = sb_w;	700	window_vt_x += sb_w;
596	}	701	}
597	if (menubar_visible(R)) {	702
598	mb_h = menuBar_TotalHeight();
599	R->szHint.base_height += mb_h;
600	R->window_vt_y = mb_h;
601	}
602	R->szHint.width_inc = R->TermWin.fwidth;	703	szHint.width_inc = fwidth;
603	R->szHint.height_inc = R->TermWin.fheight;	704	szHint.height_inc = fheight;
604	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	705	szHint.min_width = szHint.base_width + szHint.width_inc;
605	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	706	szHint.min_height = szHint.base_height + szHint.height_inc;
606		707
607	if (width && width - R->szHint.base_width < max_width) {	708	if (newwidth && newwidth - szHint.base_width < max_width)
		709	{
608	R->szHint.width = width;	710	szHint.width = newwidth;
609	R->TermWin.width = width - R->szHint.base_width;	711	width = newwidth - szHint.base_width;
610	} else {	712	}
611	MIN_IT(R->TermWin.width, max_width);	713	else
		714	{
		715	min_it (width, max_width);
612	R->szHint.width = R->szHint.base_width + R->TermWin.width;	716	szHint.width = szHint.base_width + width;
613	}	717	}
		718
614	if (height && height - R->szHint.base_height < max_height) {	719	if (newheight && newheight - szHint.base_height < max_height)
		720	{
615	R->szHint.height = height;	721	szHint.height = newheight;
616	R->TermWin.height = height - R->szHint.base_height;	722	height = newheight - szHint.base_height;
617	} else {	723	}
618	MIN_IT(R->TermWin.height, max_height);	724	else
		725	{
		726	min_it (height, max_height);
619	R->szHint.height = R->szHint.base_height + R->TermWin.height;	727	szHint.height = szHint.base_height + height;
620	}	728	}
621	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	729
		730	if (scrollBar.state && OPTION (Opt_scrollBar_right))
622	R->window_sb_x = R->szHint.width - sb_w;	731	window_sb_x = szHint.width - sb_w;
623		732
624	if (recalc_x)	733	if (recalc_x)
625	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	734	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
626	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
627	if (recalc_y)	735	if (recalc_y)
628	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	736	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
629	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
630		737
631	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	738	ncol = width / fwidth;
632	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	739	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
635	R->szHint.height));
636	return;
637	}	740	}
638		741
639	/*----------------------------------------------------------------------*/	742	/*----------------------------------------------------------------------*/
640	/*	743	/*
641	* Tell the teletype handler what size the window is.	744	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	745	* Called after a window size change.
643	*/	746	*/
644	void	747	void
645	rxvt_term::tt_winch ()	748	rxvt_term::tt_winch ()
646	{	749	{
647	struct winsize ws;	750	if (pty->pty < 0)
648
649	if (cmd_fd < 0)
650	return;	751	return;
651		752
		753	struct winsize ws;
		754
652	ws.ws_col = TermWin.ncol;	755	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	756	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	757	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	758	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	759	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657	#else	760
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	761	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	762	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	763	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	764	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	765	#endif
665	}	766	}
666		767
667	/*----------------------------------------------------------------------*/	768	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	769	/* set_fonts () - load and set the various fonts
669	/*	770	*
670	* init = 1 - initialize	771	* init = 1 - initialize
671	*	772	*
672	* fontname == FONT_UP - switch to bigger font	773	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	774	* fontname == FONT_DN - switch to smaller font
674	*/	775	*/
675	/* EXTPROTO */	776	bool
676	void	777	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	778	{
679	}	779	rxvt_fontset *fs = new rxvt_fontset (this);
		780	rxvt_fontprop prop;
680		781
681	/* INTPROTO */	782	if (!fs
682	void	783	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	rxvt_font_up_down(pR_ int n, int direction)	784	|| !fs->realize_font (1))
		785	{
		786	delete fs;
		787	return false;
		788	}
		789
		790	#if ENABLE_STYLES
		791	for (int i = RS_styleCount; --i; )
		792	if (fontset[i] != fontset[0])
		793	delete fontset[i];
		794	#endif
		795
		796	delete fontset[0];
		797	fontset[0] = fs;
		798
		799	prop = (*fs)[1]->properties ();
		800	prop.height += lineSpace;
		801	fs->set_prop (prop);
		802
		803	fwidth = prop.width;
		804	fheight = prop.height;
		805	fbase = prop.ascent;
		806
		807	for (int style = 1; style < 4; style++)
		808	{
		809	#if ENABLE_STYLES
		810	const char *res = rs[Rs_font + style];
		811
		812	if (res && !*res)
		813	fontset[style] = fontset[0];
		814	else
		815	{
		816	fontset[style] = fs = new rxvt_fontset (this);
		817	rxvt_fontprop prop2 = prop;
		818
		819	if (res)
		820	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		821	else
		822	{
		823	res = fontset[0]->fontdesc;
		824
		825	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		826	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		827	}
		828
		829	fs->populate (res);
		830	fs->set_prop (prop2);
		831	}
		832	#else
		833	fontset[style] = fontset[0];
		834	#endif
		835	}
		836
		837	if (parent[0])
		838	{
		839	resize_all_windows (0, 0, 0);
		840	scr_remap_chars ();
		841	scr_touch (true);
		842	}
		843
		844	return true;
		845	}
		846
		847	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	848	{
		849	XChangeProperty (display->display, parent[0],
		850	prop, XA_STRING, 8, PropModeReplace,
		851	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		852	}
		853
		854	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		855	{
		856	wchar_t *ws = rxvt_mbstowcs (str, len);
		857	char *s = rxvt_wcstoutf8 (ws);
		858
		859	XChangeProperty (display->display, parent[0],
		860	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		861	(const unsigned char *)s, strlen (s));
		862
		863	free (s);
		864	free (ws);
685	}	865	}
686		866
687	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	869	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	870	void
692	rxvt_set_title(pR_ const char *str)	871	rxvt_term::set_title (const char *str)
693	{	872	{
694	#ifndef SMART_WINDOW_TITLE	873	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	874	#if ENABLE_EWMH
		875	set_utf8_property (xa[XA_NET_WM_NAME], str);
		876	#endif
		877	}
		878
		879	void
		880	rxvt_term::set_icon_name (const char *str)
		881	{
		882	set_string_property (XA_WM_ICON_NAME, str);
		883	#if ENABLE_EWMH
		884	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		885	#endif
		886	}
		887
		888	#ifdef XTERM_COLOR_CHANGE
		889	void
		890	rxvt_term::set_window_color (int idx, const char *color)
		891	{
		892	rxvt_color xcol;
		893	int i;
		894
		895	if (color == NULL || *color == '\0')
		896	return;
		897
		898	/* handle color aliases */
		899	if (isdigit (*color))
		900	{
		901	i = atoi (color);
		902
		903	if (i >= 8 && i <= 15)
		904	{ /* bright colors */
		905	i -= 8;
		906	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		907	SET_PIXCOLOR (idx);
		908	goto done;
		909	}
		910
		911	if (i >= 0 && i <= 7)
		912	{ /* normal colors */
		913	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		914	SET_PIXCOLOR (idx);
		915	goto done;
		916	}
		917	}
		918
		919	if (!rXParseAllocColor (&xcol, color))
		920	return;
		921
		922	/* XStoreColor (display->display, display->cmap, XColor*); */
		923
		924	/*
		925	* FIXME: should free colors here, but no idea how to do it so instead,
		926	* so just keep gobbling up the colormap
		927	*/
		928	# if 0
		929	for (i = Color_Black; i <= Color_White; i++)
		930	if (pix_colors[idx] == pix_colors[i])
		931	break;
		932	if (i > Color_White)
		933	{
		934	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		935	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		936	DisplayPlanes (display->display, display->screen));
		937	}
		938	# endif
		939
		940	pix_colors_focused[idx] = xcol;
		941	SET_PIXCOLOR (idx);
		942
		943	/* XSetWindowAttributes attr; */
		944	/* Cursor cursor; */
		945	done:
		946
		947	#if OFF_FOCUS_FADING
		948	if (rs[Rs_fade])
		949	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		950	#endif
		951
		952	/*TODO: handle Color_BD, scrollbar background, etc. */
		953
		954	recolour_cursor ();
		955	scr_recolour ();
		956	}
		957
696	#else	958	#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)	959	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	960	#endif /* XTERM_COLOR_CHANGE */
794		961
795	void	962	void
796	rxvt_term::recolour_cursor ()	963	rxvt_term::recolour_cursor ()
797	{	964	{
798	#if TODO
799	rxvt_color xcol[2];	965	XColor xcol[2];
800		966
801	xcol[0] = PixColors[Color_pointer];	967	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	968	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	969	: pix_colors_focused[Color_fg];
		970	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		971	? pix_colors_focused[Color_pointer_bg]
		972	: pix_colors_focused[Color_bg];
		973
		974	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	975	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	976	}
807		977
808	/*----------------------------------------------------------------------*/	978	/*----------------------------------------------------------------------*/
809	/*	979	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	980	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	981	*/
812	/* INTPROTO */
813	void	982	void
814	rxvt_set_colorfgbg(pR)	983	rxvt_term::set_colorfgbg ()
815	{	984	{
816	unsigned int i;	985	unsigned int i;
817	const char *xpmb = "\0";	986	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	987	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		988
820	R->env_colorfgbg =	989	strcpy (fstr, "default");
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	990	strcpy (bstr, "default");
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	991	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	992	if (pix_colors[Color_fg] == pix_colors[i])
		993	{
826	sprintf(fstr, "%d", (i - Color_Black));	994	sprintf (fstr, "%d", (i - Color_Black));
827	break;	995	break;
828	}	996	}
		997
829	for (i = Color_Black; i <= Color_White; i++)	998	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	999	if (pix_colors[Color_bg] == pix_colors[i])
		1000	{
831	sprintf(bstr, "%d", (i - Color_Black));	1001	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1002	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1003	xpmb = "default;";
834	#endif	1004	#endif
835	break;	1005	break;
836	}	1006	}
		1007
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1008	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	}	1009	}
850		1010
851	/*----------------------------------------------------------------------*/	1011	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1012
857	/* EXTPROTO */
858	int	1013	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1014	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1015	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1016	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1017	{
		1018	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1019	return false;
866	}	1020	}
867		1021
868	return true;	1022	return true;
869	}	1023	}
870		1024
871	/* -------------------------------------------------------------------- *	1025	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1026	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1027	* -------------------------------------------------------------------- */
874	/* EXTPROTO */
875	void	1028	void
876	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1029	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
877	int ignoreparent)
878	{	1030	{
879	int fix_screen;	1031	int fix_screen;
		1032	int old_width = szHint.width;
		1033	int old_height = szHint.height;
		1034	dDisp;
880		1035
		1036	window_calc (newwidth, newheight);
		1037	XSetWMNormalHints (disp, parent[0], &szHint);
		1038
		1039	if (!ignoreparent)
		1040	{
881	#ifdef SMART_RESIZE	1041	#ifdef SMART_RESIZE
882	int old_width = R->szHint.width, old_height = R->szHint.height;	1042	/*
883	#endif
884
885	rxvt_window_calc(aR_ width, height);
886	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
887	if (!ignoreparent) {
888	#ifdef SMART_RESIZE
889	/*
890	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1043	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
891	* reposition window on resize depending on placement on screen	1044	* reposition window on resize depending on placement on screen
892	*/	1045	*/
893	int x, y, x1, y1;	1046	int x, y, x1, y1;
894	int dx, dy;	1047	int dx, dy;
895	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1048	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
896	Window unused_cr;	1049	Window unused_cr;
897		1050
898	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1051	XTranslateCoordinates (disp, parent[0], display->root,
899	0, 0, &x, &y, &unused_cr);	1052	0, 0, &x, &y, &unused_cr);
900	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1053	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
901	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1054	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
902	/*	1055	/*
903	* if Xroot isn't the parent window, a WM will probably have offset	1056	* if display->root isn't the parent window, a WM will probably have offset
904	* our position for handles and decorations. Counter it	1057	* our position for handles and decorations. Counter it
905	*/	1058	*/
906	if (x1 != x || y1 != y) {	1059	if (x1 != x || y1 != y)
		1060	{
907	x -= x1;	1061	x -= x1;
908	y -= y1;	1062	y -= y1;
909	}	1063	}
910		1064
911	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1065	x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
912	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1066	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
913	dx = old_width - R->szHint.width;	1067	dx = old_width - szHint.width;
914	dy = old_height - R->szHint.height;	1068	dy = old_height - szHint.height;
915		1069
916	/* Check position of the center of the window */	1070	/* Check position of the center of the window */
917	if (x < x1) /* left half */	1071	if (x < x1) /* left half */
918	dx = 0;	1072	dx = 0;
919	else if (x == x1) /* exact center */	1073	else if (x == x1) /* exact center */
920	dx /= 2;	1074	dx /= 2;
921	if (y < y1) /* top half */	1075	if (y < y1) /* top half */
922	dy = 0;	1076	dy = 0;
923	else if (y == y1) /* exact center */	1077	else if (y == y1) /* exact center */
924	dy /= 2;	1078	dy /= 2;
925		1079
926	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1080	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
927	R->szHint.width, R->szHint.height);	1081	szHint.width, szHint.height);
928	#else	1082	#else
929	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1083	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
930	R->szHint.height);
931	#endif	1084	#endif
932	}	1085	}
933		1086
934	fix_screen = (R->TermWin.ncol != R->prev_ncol	1087	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
935	|| R->TermWin.nrow != R->prev_nrow);	1088
936	if (fix_screen || width != R->old_width || height != R->old_height) {	1089	if (fix_screen || newwidth != old_width || newheight != old_height)
937	if (scrollbar_visible(R)) {	1090	{
		1091	if (scrollBar.state)
		1092	{
938	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1093	XMoveResizeWindow (disp, scrollBar.win,
		1094	window_sb_x, 0,
939	0, scrollbar_TotalWidth(), R->szHint.height);	1095	scrollbar_TotalWidth (), szHint.height);
940	rxvt_Resize_scrollBar(aR);	1096	resize_scrollbar ();
941	}	1097	}
942	if (menubar_visible(R))	1098
943	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1099	XMoveResizeWindow (disp, vt,
944	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1100	window_vt_x, window_vt_y,
945	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
946	R->window_vt_y, TermWin_TotalWidth(),
947	TermWin_TotalHeight());	1101	width, height);
948	#ifdef RXVT_GRAPHICS	1102
949	if (R->old_height)
950	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
951	R->old_height - R->szHint.base_height);
952	#endif
953	rxvt_scr_clear(aR);	1103	scr_clear ();
954	#ifdef XPM_BACKGROUND	1104	#ifdef XPM_BACKGROUND
955	rxvt_resize_pixmap(aR);	1105	resize_pixmap ();
956	#endif	1106	#endif
957	}	1107	}
958		1108
959	if (fix_screen || R->old_height == 0) {	1109	if (fix_screen || old_height == 0)
960	int curr_screen = -1;
961	uint16_t old_ncol = R->prev_ncol;
962
963	/* scr_reset only works on the primary screen */
964	if (R->old_height) /* this is not the first time through */
965	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
966
967	R->scr_reset();	1110	scr_reset ();
968		1111
969	if (curr_screen >= 0) { /* this is not the first time through */	1112	#ifdef XPM_BACKGROUND
970	rxvt_scr_change_screen(aR_ curr_screen);	1113	if (pixmap)
971	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));	1114	scr_touch (false);
972	}	1115	#endif
973	}
974
975	R->old_width = R->szHint.width;
976	R->old_height = R->szHint.height;
977		1116
978	#ifdef USE_XIM	1117	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition(aR);	1118	IMSetStatusPosition ();
980	#endif	1119	#endif
981	}	1120	}
982		1121
983	/*	1122	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1123	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1124	* good for toggling 80/132 columns
986	*/	1125	*/
987	/* EXTPROTO */
988	void	1126	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1127	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1128	{
991	XWindowAttributes wattr;	1129	XWindowAttributes wattr;
992		1130
993	if (width == 0 || height == 0) {	1131	if (newwidth == 0 || newheight == 0)
		1132	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1133	XGetWindowAttributes (display->display, display->root, &wattr);
		1134
995	if (width == 0)	1135	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1136	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1137	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1138	newheight = wattr.height - szHint.base_height;
		1139	}
		1140
		1141	if (newwidth != width || newheight != height)
999	}	1142	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1143	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1144	newheight += szHint.base_height;
1003	rxvt_resize_all_windows(aR_ width, height, 0);	1145	resize_all_windows (newwidth, newheight, 0);
1004	}	1146	}
1005	}	1147	}
1006		1148
1007	/* -------------------------------------------------------------------- *	1149	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1150	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1151	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1152	#ifdef USE_XIM
1011	/* INTPROTO */
1012	void
1013	rxvt_setSize(pR_ XRectangle * size)
1014	{
1015	size->x = R->TermWin.int_bwidth;
1016	size->y = R->TermWin.int_bwidth;
1017	size->width = Width2Pixel(R->TermWin.ncol);
1018	size->height = Height2Pixel(R->TermWin.nrow);
1019	}
1020		1153
1021	/* INTPROTO */
1022	void	1154	void
1023	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1155	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1024	{	1156	{
1025	*fg = R->PixColors[Color_fg];	1157	fg = pix_colors[Color_fg];
1026	*bg = R->PixColors[Color_bg];	1158	bg = pix_colors[Color_bg];
		1159	}
		1160
		1161	void
		1162	rxvt_term::im_set_size (XRectangle &size)
		1163	{
		1164	// the int_bwidth terms make no sense to me
		1165	size.x = int_bwidth;
		1166	size.y = int_bwidth;
		1167	size.width = Width2Pixel (ncol) + int_bwidth;
		1168	size.height = Height2Pixel (nrow) + int_bwidth;
		1169	}
		1170
		1171	void
		1172	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1173	XRectangle &status_rect,
		1174	const XRectangle &needed_rect)
		1175	{
		1176	preedit_rect.x = needed_rect.width;
		1177	preedit_rect.y = 0;
		1178	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1179	preedit_rect.height = fheight;
		1180
		1181	status_rect.x = 0;
		1182	status_rect.y = 0;
		1183	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1184	status_rect.height = fheight;
1027	}	1185	}
1028		1186
1029	/* Checking whether input method is running. */	1187	/* Checking whether input method is running. */
1030	/* INTPROTO */
1031	Bool	1188	bool
1032	rxvt_IMisRunning(pR)	1189	rxvt_term::IMisRunning ()
1033	{	1190	{
1034	char *p;	1191	char *p;
1035	Atom atom;	1192	Atom atom;
1036	Window win;	1193	Window win;
1037	char server[IMBUFSIZ];	1194	char server[IMBUFSIZ];
1038		1195
1039	/* get current locale modifier */	1196	/* get current locale modifier */
1040	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1197	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1198	{
1041	STRCPY(server, "@server=");	1199	strcpy (server, "@server=");
1042	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1200	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1201
1043	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1202	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1044	*p = '\0';	1203	*p = '\0';
1045		1204
1046	atom = XInternAtom(R->Xdisplay, server, False);	1205	atom = XInternAtom (display->display, server, False);
1047	win = XGetSelectionOwner(R->Xdisplay, atom);	1206	win = XGetSelectionOwner (display->display, atom);
		1207
1048	if (win != None)	1208	if (win != None)
1049	return True;	1209	return True;
1050	}	1210	}
		1211
1051	return False;	1212	return False;
1052	}	1213	}
1053		1214
1054	/* EXTPROTO */
1055	void	1215	void
1056	rxvt_IMSendSpot(pR)	1216	rxvt_term::IMSendSpot ()
1057	{	1217	{
1058	XPoint spot;	1218	XPoint nspot;
1059	XVaNestedList preedit_attr;	1219	XVaNestedList preedit_attr;
1060		1220
1061	if (R->Input_Context == NULL	1221	if (!Input_Context
1062	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1222	|| !focus
1063	|| !(R->event_type == KeyPress	1223	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1064	|| R->event_type == Expose
1065	|| R->event_type == NoExpose
1066	|| R->event_type == SelectionNotify
1067	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1068	|| !rxvt_IMisRunning(aR))
1069	return;	1224	return;
1070		1225
1071	rxvt_setPosition(aR_ & spot);	1226	im_set_position (nspot);
1072		1227
		1228	if (nspot.x == spot.x && nspot.y == spot.y)
		1229	return;
		1230
		1231	spot = nspot;
		1232
1073	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1233	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1074	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1234	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1075	XFree(preedit_attr);	1235	XFree (preedit_attr);
1076	}	1236	}
1077		1237
1078	/* EXTPROTO */
1079	void	1238	void
1080	rxvt_setTermFontSet(pR_ int idx)	1239	rxvt_term::im_destroy ()
1081	{	1240	{
1082	char *string;	1241	if (input_method)
1083	long length;	1242	{
1084	int success = 0;	1243	if (Input_Context && input_method->xim)
		1244	XDestroyIC (Input_Context);
1085		1245
1086	if (idx < 0 || idx >= MAX_NFONTS)	1246	display->put_xim (input_method);
1087	return;	1247	input_method = 0;
1088	}	1248	}
1089		1249
1090	/* INTPROTO */
1091	void
1092	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1093	XRectangle * needed_rect)
1094	{
1095	int mbh, vtx = 0;
1096
1097	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1098	vtx = scrollbar_TotalWidth();
1099	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1100	mbh -= R->TermWin.lineSpace;
1101
1102	preedit_rect->x = needed_rect->width + vtx;
1103	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1104
1105	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1106	+ vtx;
1107	preedit_rect->height = Height2Pixel(1);
1108
1109	status_rect->x = vtx;
1110	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1111
1112	status_rect->width = needed_rect->width ? needed_rect->width
1113	: Width2Pixel(R->TermWin.ncol + 1);
1114	status_rect->height = Height2Pixel(1);
1115	}
1116
1117	/* ARGSUSED */
1118	/* INTPROTO */
1119	void
1120	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{
1124	dR;
1125
1126	R->Input_Context = NULL;	1250	Input_Context = 0;
1127	/* To avoid Segmentation Fault in C locale: Solaris only? */
1128	if (STRCMP(R->locale, "C"))
1129	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1130	rxvt_IMInstantiateCallback, NULL);
1131	}	1251	}
		1252
		1253	#ifdef ENABLE_XIM_ONTHESPOT
		1254
		1255	static void
		1256	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1257	{
		1258	((rxvt_term *)client_data)->make_current ();
		1259	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1260	}
		1261
		1262	static void
		1263	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1264	{
		1265	((rxvt_term *)client_data)->make_current ();
		1266	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1267	}
		1268
		1269	static void
		1270	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1271	{
		1272	rxvt_term *term = (rxvt_term *)client_data;
		1273	XIMText *text = call_data->text;
		1274
		1275	term->make_current ();
		1276
		1277	if (text)
		1278	{
		1279	void *str;
		1280
		1281	if (!text->encoding_is_wchar && text->string.multi_byte)
		1282	{
		1283	// of course, X makes it ugly again
		1284	if (term->rs[Rs_imLocale])
		1285	SET_LOCALE (term->rs[Rs_imLocale]);
		1286
		1287	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1288	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1289
		1290	if (term->rs[Rs_imLocale])
		1291	SET_LOCALE (term->locale);
		1292	}
		1293	else
		1294	str = (void *)text->string.wide_char;
		1295
		1296	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1297	DT_INT, call_data->caret,
		1298	DT_INT, call_data->chg_first,
		1299	DT_INT, call_data->chg_length,
		1300	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1301	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1302	DT_END));
		1303	}
		1304	else
		1305	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1306	DT_INT, call_data->caret,
		1307	DT_INT, call_data->chg_first,
		1308	DT_INT, call_data->chg_length,
		1309	DT_END));
		1310	}
		1311
		1312	#if 0
		1313	static void
		1314	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1315	{
		1316	((rxvt_term *)client_data)->make_current ();
		1317	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1318	DT_INT, call_data->position,
		1319	DT_INT, call_data->direction,
		1320	DT_INT, call_data->style,
		1321	DT_END));
		1322	}
		1323	#endif
		1324
		1325	#endif
1132		1326
1133	/*	1327	/*
1134	* X manual pages and include files don't match on some systems:	1328	* Try to open a XIM with the current modifiers, then see if we can
1135	* some think this is an XIDProc and others an XIMProc so we can't	1329	* open a suitable preedit type
1136	* use the first argument - need to update this to be nice for
1137	* both types via some sort of configure detection
1138	*/	1330	*/
1139	/* ARGSUSED */	1331	bool
1140	/* EXTPROTO */	1332	rxvt_term::IM_get_IC (const char *modifiers)
1141	void
1142	rxvt_IMInstantiateCallback(Display * unused
1143	__attribute__ ((unused)), XPointer client_data
1144	__attribute__ ((unused)), XPointer call_data
1145	__attribute__ ((unused)))
1146	{	1333	{
1147	dR;	1334	int i, j, found;
1148	int i, found, had_im;	1335	XIM xim;
		1336	XPoint spot;
		1337	XRectangle rect, status_rect, needed_rect;
		1338	unsigned long fg, bg;
		1339	const char *p;
		1340	char **s;
		1341	XIMStyles *xim_styles;
		1342	#ifdef ENABLE_XIM_ONTHESPOT
		1343	XIMCallback xcb[4];
		1344	#endif
		1345
		1346	set_environ (envv);
		1347
		1348	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1349	return false;
		1350
		1351	input_method = display->get_xim (locale, modifiers);
		1352	if (input_method == NULL)
		1353	return false;
		1354
		1355	xim = input_method->xim;
		1356	spot.x = spot.y = -1;
		1357
		1358	xim_styles = NULL;
		1359	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1360	|| !xim_styles || !xim_styles->count_styles)
		1361	{
		1362	im_destroy ();
		1363	return false;
		1364	}
		1365
		1366	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1367
		1368	for (int pi = 0; pi < 2; pi++)
		1369	{
		1370	p = pet[pi];
		1371
		1372	if (!p)
		1373	continue;
		1374
		1375	s = rxvt_splitcommastring (p);
		1376
		1377	for (i = found = 0; !found && s[i]; i++)
		1378	{
		1379	if (!strcmp (s[i], "OverTheSpot"))
		1380	input_style = XIMPreeditPosition | XIMStatusNothing;
		1381	else if (!strcmp (s[i], "OffTheSpot"))
		1382	input_style = XIMPreeditArea | XIMStatusArea;
		1383	else if (!strcmp (s[i], "Root"))
		1384	input_style = XIMPreeditNothing | XIMStatusNothing;
		1385	else if (!strcmp (s[i], "None"))
		1386	input_style = XIMPreeditNone | XIMStatusNone;
		1387	#ifdef ENABLE_XIM_ONTHESPOT
		1388	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1389	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1390	#endif
		1391	else
		1392	input_style = XIMPreeditNothing | XIMStatusNothing;
		1393
		1394	for (j = 0; j < xim_styles->count_styles; j++)
		1395	if (input_style == xim_styles->supported_styles[j])
		1396	{
		1397	rxvt_freecommastring (s);
		1398
		1399	found = 1;
		1400	goto foundpet;
		1401	}
		1402
		1403	}
		1404
		1405	rxvt_freecommastring (s);
		1406	}
		1407
		1408	foundpet:
		1409
		1410	XFree (xim_styles);
		1411
		1412	if (!found)
		1413	{
		1414	im_destroy ();
		1415	return false;
		1416	}
		1417
		1418	XFontSet fs = 0;
		1419	XVaNestedList preedit_attr = 0, status_attr = 0;
		1420
		1421	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1422	{
		1423	// fake us a font-set, please
		1424	char **missing_charset_list;
		1425	int missing_charset_count;
		1426	char *def_string;
		1427	char pat[512];
		1428
		1429	sprintf (pat,
		1430	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1431	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1432	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1433	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1434	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1435	"*",
		1436	fheight,
		1437	fheight + 1, fheight - 1,
		1438	fheight - 2, fheight + 2);
		1439
		1440	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1441	&missing_charset_list, &missing_charset_count, &def_string);
		1442
		1443	if (missing_charset_list)
		1444	XFreeStringList (missing_charset_list);
		1445
		1446	if (!fs)
		1447	{
		1448	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1449	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1450	}
		1451	}
		1452
		1453	if (input_style & XIMPreeditPosition)
		1454	{
		1455	im_set_size (rect);
		1456	im_set_position (spot);
		1457	im_set_color (fg, bg);
		1458
		1459	preedit_attr = XVaCreateNestedList (0,
		1460	XNForeground, fg,
		1461	XNBackground, bg,
		1462	XNArea, &rect,
		1463	XNSpotLocation, &spot,
		1464	XNFontSet, fs,
		1465	NULL);
		1466	}
		1467	else if (input_style & XIMPreeditArea)
		1468	{
		1469	im_set_color (fg, bg);
		1470
		1471	/*
		1472	* The necessary width of preedit area is unknown
		1473	* until create input context.
		1474	*/
		1475	needed_rect.width = 0;
		1476	im_set_preedit_area (rect, status_rect, needed_rect);
		1477
		1478	preedit_attr = XVaCreateNestedList (0,
		1479	XNForeground, fg,
		1480	XNBackground, bg,
		1481	XNArea, &rect,
		1482	XNFontSet, fs,
		1483	NULL);
		1484	status_attr = XVaCreateNestedList (0,
		1485	XNForeground, fg,
		1486	XNBackground, bg,
		1487	XNArea, &status_rect,
		1488	XNFontSet, fs,
		1489	NULL);
		1490	}
		1491	#if ENABLE_XIM_ONTHESPOT
		1492	else if (input_style & XIMPreeditCallbacks)
		1493	{
		1494	im_set_position (spot);
		1495
		1496	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1497	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1498	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1499	# if 0
		1500	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1501	# endif
		1502
		1503	preedit_attr = XVaCreateNestedList (0,
		1504	XNSpotLocation, &spot,
		1505	XNPreeditStartCallback, &xcb[0],
		1506	XNPreeditDoneCallback , &xcb[1],
		1507	XNPreeditDrawCallback , &xcb[2],
		1508	# if 0
		1509	XNPreeditCaretCallback, &xcb[3],
		1510	# endif
		1511	NULL);
		1512	}
		1513	#endif
		1514
		1515	Input_Context = XCreateIC (xim,
		1516	XNInputStyle, input_style,
		1517	XNClientWindow, vt,
		1518	XNFocusWindow, parent[0],
		1519	preedit_attr ? XNPreeditAttributes : NULL,
		1520	preedit_attr,
		1521	status_attr ? XNStatusAttributes : NULL,
		1522	status_attr, NULL);
		1523
		1524	if (preedit_attr) XFree (preedit_attr);
		1525	if (status_attr) XFree (status_attr);
		1526	if (fs) XFreeFontSet (display->display, fs);
		1527
		1528	if (Input_Context == NULL)
		1529	{
		1530	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1531	im_destroy ();
		1532	return false;
		1533	}
		1534
		1535	#if 0
		1536	// unfortunately, only the focus window is used by XIM, hard to fix
		1537	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1538	vt_select_input ();
		1539	#endif
		1540
		1541	if (input_style & XIMPreeditArea)
		1542	IMSetStatusPosition ();
		1543
		1544	return true;
		1545	}
		1546
		1547	void
		1548	rxvt_term::im_cb ()
		1549	{
		1550	int i;
1149	const char *p;	1551	const char *p;
1150	char **s;	1552	char **s;
1151	char buf[IMBUFSIZ];	1553	char buf[IMBUFSIZ];
1152		1554
1153	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1555	make_current ();
		1556
		1557	im_destroy ();
		1558
1154	if (R->Input_Context)	1559	if (Input_Context)
1155	return;	1560	return;
1156		1561
1157	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1562	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1158	if (R->rs[Rs_imLocale])	1563	if (rs[Rs_imLocale])
1159	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1564	SET_LOCALE (rs[Rs_imLocale]);
1160	#endif	1565	#endif
1161		1566
1162	p = R->rs[Rs_inputMethod];	1567	p = rs[Rs_inputMethod];
1163	if (p && *p)	1568	if (p && *p)
1164	{	1569	{
1165	bool found = false;	1570	bool found = false;
1166		1571
1167	s = rxvt_splitcommastring (p);	1572	s = rxvt_splitcommastring (p);
		1573
1168	for (i = 0; s[i]; i++)	1574	for (i = 0; s[i]; i++)
1169	{	1575	{
1170	if (*s[i])	1576	if (*s[i])
1171	{	1577	{
1172	STRCPY (buf, "@im=");	1578	strcpy (buf, "@im=");
1173	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1579	strncat (buf, s[i], IMBUFSIZ - 5);
1174	if ((p = XSetLocaleModifiers (buf)) && *p	1580	if (IM_get_IC (buf))
1175	&& rxvt_IM_get_IC (aR))
1176	{	1581	{
1177	found = true;	1582	found = true;
1178	break;	1583	break;
1179	}	1584	}
1180	}	1585	}
1181	}	1586	}
1182	for (i = 0; s[i]; i++)	1587
1183	free(s[i]);	1588	rxvt_freecommastring (s);
1184	free(s);
1185		1589
1186	if (found)	1590	if (found)
1187	goto done;	1591	goto done;
1188	}	1592	}
1189		1593
1190	/* try with XMODIFIERS env. var. */	1594	/* try with XMODIFIERS env. var. */
1191	if ((p = XSetLocaleModifiers ("")) && *p	1595	if (IM_get_IC (""))
1192	&& rxvt_IM_get_IC (aR))
1193	goto done;	1596	goto done;
1194		1597
1195	/* try with no modifiers base IF the user didn't specify an IM */	1598	/* try with no modifiers base IF the user didn't specify an IM */
1196	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1599	if (IM_get_IC ("@im=none"))
1197	&& rxvt_IM_get_IC (aR) == True)
1198	goto done;	1600	goto done;
1199		1601
1200	done:	1602	done:
1201	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1603	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1202	if (R->rs[Rs_imLocale])	1604	if (rs[Rs_imLocale])
1203	setlocale (LC_CTYPE, R->locale);	1605	SET_LOCALE (locale);
1204	#endif	1606	#endif
1205	}	1607	}
1206		1608
1207	/*	1609	void
1208	* Try to open a XIM with the current modifiers, then see if we can	1610	rxvt_term::IMSetStatusPosition ()
1209	* open a suitable preedit type
1210	*/
1211	/* INTPROTO */
1212	Bool
1213	rxvt_IM_get_IC(pR)
1214	{	1611	{
1215	int i, j, found;
1216	XIM xim;
1217	XPoint spot;
1218	XRectangle rect, status_rect, needed_rect;	1612	XRectangle preedit_rect, status_rect, *needed_rect;
1219	unsigned long fg, bg;
1220	const char *p;
1221	char **s;
1222	XIMStyles *xim_styles;
1223	XVaNestedList preedit_attr, status_attr;	1613	XVaNestedList preedit_attr, status_attr;
1224	XIMCallback ximcallback;
1225		1614
1226	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1615	if (!Input_Context
1227	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1616	|| !focus
1228	if (xim == NULL)
1229	return False;
1230
1231	xim_styles = NULL;
1232	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1233	|| !xim_styles || !xim_styles->count_styles) {
1234	XCloseIM(xim);
1235	return False;
1236	}
1237
1238	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1239	: "OverTheSpot,OffTheSpot,Root";
1240	s = rxvt_splitcommastring(p);
1241	for (i = found = 0; !found && s[i]; i++) {
1242	if (!STRCMP(s[i], "OverTheSpot"))
1243	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1244	else if (!STRCMP(s[i], "OffTheSpot"))
1245	R->input_style = (XIMPreeditArea | XIMStatusArea);
1246	else if (!STRCMP(s[i], "Root"))
1247	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1248
1249	for (j = 0; j < xim_styles->count_styles; j++)
1250	if (R->input_style == xim_styles->supported_styles[j]) {
1251	found = 1;
1252	break;
1253	}
1254	}
1255	for (i = 0; s[i]; i++)
1256	free(s[i]);
1257	free(s);
1258	XFree(xim_styles);
1259
1260	if (!found) {
1261	XCloseIM(xim);
1262	return False;
1263	}
1264
1265	ximcallback.callback = rxvt_IMDestroyCallback;
1266
1267	/* XXX: not sure why we need this (as well as IC one below) */
1268	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1269
1270	preedit_attr = status_attr = NULL;
1271
1272	if (R->input_style & XIMPreeditPosition) {
1273	rxvt_setSize(aR_ & rect);
1274	rxvt_setPosition(aR_ & spot);
1275	rxvt_setColor(aR_ & fg, &bg);
1276
1277	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1278	XNSpotLocation, &spot,
1279	XNForeground, fg, XNBackground, bg,
1280	//XNFontSet, R->TermWin.fontset,
1281	NULL);
1282	} else if (R->input_style & XIMPreeditArea) {
1283	rxvt_setColor(aR_ & fg, &bg);
1284
1285	/*
1286	* The necessary width of preedit area is unknown
1287	* until create input context.
1288	*/
1289	needed_rect.width = 0;
1290
1291	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1292
1293	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1294	XNForeground, fg, XNBackground, bg,
1295	//XNFontSet, R->TermWin.fontset,
1296	NULL);
1297	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1298	XNForeground, fg, XNBackground, bg,
1299	//XNFontSet, R->TermWin.fontset,
1300	NULL);
1301	}
1302	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1303	XNClientWindow, R->TermWin.parent[0],
1304	XNFocusWindow, R->TermWin.parent[0],
1305	XNDestroyCallback, &ximcallback,
1306	preedit_attr ? XNPreeditAttributes : NULL,
1307	preedit_attr,
1308	status_attr ? XNStatusAttributes : NULL,
1309	status_attr, NULL);
1310	if (preedit_attr)
1311	XFree(preedit_attr);
1312	if (status_attr)
1313	XFree(status_attr);
1314	if (R->Input_Context == NULL) {
1315	rxvt_print_error("failed to create input context");
1316	XCloseIM(xim);
1317	return False;
1318	}
1319	if (R->input_style & XIMPreeditArea)	1617	|| !(input_style & XIMPreeditArea)
1320	rxvt_IMSetStatusPosition(aR);
1321	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1322	return True;
1323	}
1324
1325	/* EXTPROTO */
1326	void
1327	rxvt_IMSetStatusPosition(pR)
1328	{
1329	XRectangle preedit_rect, status_rect, *needed_rect;
1330	XVaNestedList preedit_attr, status_attr;
1331
1332	if (R->Input_Context == NULL
1333	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1334	|| !rxvt_IMisRunning(aR))	1618	|| !IMisRunning ())
1335	return;	1619	return;
1336		1620
1337	/* Getting the necessary width of preedit area */	1621	/* Getting the necessary width of preedit area */
1338	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1622	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1339	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1623	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1340	XFree(status_attr);	1624	XFree (status_attr);
1341		1625
1342	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1626	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1627	XFree (needed_rect);
1343		1628
1344	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1629	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1345	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1630	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1346		1631
1347	XSetICValues(R->Input_Context,	1632	XSetICValues (Input_Context,
1348	XNPreeditAttributes, preedit_attr,	1633	XNPreeditAttributes, preedit_attr,
1349	XNStatusAttributes, status_attr, NULL);	1634	XNStatusAttributes, status_attr, NULL);
1350		1635
1351	XFree(preedit_attr);	1636	XFree (preedit_attr);
1352	XFree(status_attr);	1637	XFree (status_attr);
1353	}	1638	}
1354	#endif /* USE_XIM */	1639	#endif /* USE_XIM */
1355		1640
1356	/*----------------------------------------------------------------------*/
1357	rxvt_t rxvt_current_term;
1358
1359	/*----------------------- end-of-file (C source) -----------------------*/	1641	/*----------------------- end-of-file (C source) -----------------------*/

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