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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.245 by sasha, Fri Aug 17 22:02:14 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.8 2003/11/27 10:12:10 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 size = strlen (locale) + 1;
		62
		63	if (size > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, size))
		67	return false;
		68
		69	memcpy (curlocale, locale, size);
		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 ENABLE_TRANSPARENCY || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev(this, &rxvt_term::update_background_cb),
		158	#endif
		159	#ifdef HAVE_SCROLLBARS
		160	scrollbar_ev (this, &rxvt_term::x_cb),
		161	#endif
64	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
		163	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		164	#endif
		165	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	166	text_blink_ev (this, &rxvt_term::text_blink_cb),
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	176	#endif
67	#ifdef POINTER_BLANK	177	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	178	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	179	#endif
		180	#ifdef USE_XIM
		181	im_ev (this, &rxvt_term::im_cb),
		182	#endif
		183	#ifndef NO_BELL
		184	bell_ev (this, &rxvt_term::bell_cb),
		185	#endif
		186	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	187	vt_ev (this, &rxvt_term::x_cb),
		188	child_ev (this, &rxvt_term::child_cb),
		189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb)	191	destroy_ev (this, &rxvt_term::destroy_cb),
		192	pty_ev (this, &rxvt_term::pty_cb),
		193	incr_ev (this, &rxvt_term::incr_cb)
72	{	194	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void rxvt_term::emergency_cleanup ()
		207	{
		208	if (cmd_pid)
		209	kill (-cmd_pid, SIGHUP);
		210
		211	pty_ev.stop ();
		212	delete pty; pty = 0;
74	}	213	}
75		214
76	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
77	{	216	{
78	rxvt_scr_release (this);	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
79		218
80	#ifndef NO_SETOWNER_TTYDEV	219	emergency_cleanup ();
81	rxvt_privileged_ttydev (this, RESTORE);	220
		221	#if ENABLE_STYLES
		222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
82	#endif	225	#endif
83	#ifdef UTMP_SUPPORT	226	delete fontset[0];
84	rxvt_privileged_utmp (this, RESTORE);	227
85	#endif	228	if (display)
		229	{
		230	selection_clear ();
		231
86	#ifdef USE_XIM	232	#ifdef USE_XIM
87	if (Input_Context != NULL)	233	im_destroy ();
		234	#endif
		235	#ifdef XTERM_SCROLLBAR
		236	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		237	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		238	#endif
		239	#ifdef PLAIN_SCROLLBAR
		240	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		241	#endif
		242	#ifdef NEXT_SCROLLBAR
		243	if (blackGC) XFreeGC (dpy, blackGC);
		244	if (whiteGC) XFreeGC (dpy, whiteGC);
		245	if (grayGC) XFreeGC (dpy, grayGC);
		246	if (darkGC) XFreeGC (dpy, darkGC);
		247	if (stippleGC) XFreeGC (dpy, stippleGC);
		248	if (dimple) XFreePixmap (dpy, dimple);
		249	if (upArrow) XFreePixmap (dpy, upArrow);
		250	if (downArrow) XFreePixmap (dpy, downArrow);
		251	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		252	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		253	#endif
		254	#ifdef RXVT_SCROLLBAR
		255	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		256	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		257	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		258	#endif
		259	if (gc) XFreeGC (dpy, gc);
		260
		261	delete drawable;
		262	// destroy all windows
		263	if (parent[0])
		264	XDestroyWindow (dpy, parent[0]);
		265
		266	for (int i = 0; i < TOTAL_COLORS; i++)
		267	if (ISSET_PIXCOLOR (i))
		268	{
		269	pix_colors_focused [i].free (this);
		270	#if OFF_FOCUS_FADING
		271	pix_colors_unfocused [i].free (this);
		272	#endif
		273	}
		274
		275	clear ();
88	{	276	}
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		277
94	if (cmd_fd >= 0)	278	delete [] pix_colors_focused;
95	close (cmd_fd);	279	#if OFF_FOCUS_FADING
		280	delete [] pix_colors_unfocused;
		281	#endif
96		282
97	if (Xfd >= 0)	283	displays.put (display);
98	XCloseDisplay (Xdisplay);
99		284
100	delete PixColors;	285	scr_release ();
		286
		287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
		293	free (env_display);
		294	free (env_term);
		295	free (locale);
		296	free (v_buffer);
		297	free (incr_buf);
		298
		299	delete envv;
		300	delete argv;
		301
		302	#ifdef KEYSYM_RESOURCE
		303	delete keyboard;
		304	#endif
		305	}
		306
		307	// child has exited, usually destroys
		308	void
		309	rxvt_term::child_cb (child_watcher &w, int status)
		310	{
		311	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		312
		313	cmd_pid = 0;
		314
		315	if (!option (Opt_hold))
		316	destroy ();
101	}	317	}
102		318
103	void	319	void
104	rxvt_term::destroy ()	320	rxvt_term::destroy ()
105	{	321	{
		322	if (destroy_ev.active)
		323	return;
		324
		325	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		326
		327	#if ENABLE_OVERLAY
		328	scr_overlay_off ();
		329	#endif
		330
		331	if (display)
		332	{
		333	#if USE_XIM
		334	im_ev.stop (display);
		335	#endif
		336	#if HAVE_SCROLLBARS
		337	scrollbar_ev.stop (display);
		338	#endif
		339	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		340	rootwin_ev.stop (display);
		341	#endif
		342	incr_ev.stop ();
		343	termwin_ev.stop (display);
		344	vt_ev.stop (display);
		345	}
		346
		347	check_ev.stop ();
106	pty_ev.stop ();	348	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
		350	cursor_blink_ev.stop ();
		351	#endif
		352	#ifdef TEXT_BLINK
109	blink_ev.stop ();	353	text_blink_ev.stop ();
		354	#endif
		355	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		356	cont_scroll_ev.stop ();
		357	#endif
		358	#ifdef SELECTION_SCROLLING
		359	sel_scroll_ev.stop ();
110	#endif	360	#endif
111	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	362	pointer_ev.stop ();
113	#endif	363	#endif
114		364
…		…
116	}	366	}
117		367
118	void	368	void
119	rxvt_term::destroy_cb (time_watcher &w)	369	rxvt_term::destroy_cb (time_watcher &w)
120	{	370	{
121	SET_R (this);	371	make_current ();
122		372
123	delete this;	373	delete this;
124	}
125
126	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */
128	/* LIBPROTO */
129	rxvt_t
130	rxvt_init(int argc, const char *const *argv)
131	{
132	SET_R(new rxvt_term);
133	dR;
134
135	if (!R->init_vars () || !R->init (argc, argv))
136	{
137	delete R;
138	return NULL;
139	}
140
141	return R;
142	}
143
144	/* EXTPROTO */
145	void
146	rxvt_init_signals ()
147	{
148	/* install exit handler for cleanup */
149	#if 0
150	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);
152	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	flush ();
243
244	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}	374	}
305		375
306	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
307	/*	377	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	379	* TODO: if debugging, this should free up any known resources if we can
310	*/	380	*/
311	/* EXTPROTO */	381	static XErrorHandler old_xerror_handler;
		382
		383	static void
		384	rxvt_emergency_cleanup ()
		385	{
		386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
		389
		390	#if !ENABLE_MINIMAL
		391	static void
		392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	char *mtype = "XlibMessage";
		398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		400	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		401	rxvt_warn ("%s: %s\n", mesg, buffer);
		402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		411	}
		412	if ((event->error_code == BadWindow) ||
		413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		432	}
		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		436	}
		437	#endif
		438
		439	int
		440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		441	{
		442	if (GET_R->allowedxerror == -1)
		443	GET_R->allowedxerror = event->error_code;
		444	else
		445	{
		446	// GET_R is most likely not the terminal which caused the error,
		447	// so just output the error and continue
		448	#if ENABLE_MINIMAL
		449	old_xerror_handler (display, event);
		450	#else
		451	print_x_error (display, event);
		452	#endif
		453	}
		454
		455	return 0;
		456	}
		457
		458	int
		459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
		464	_exit (EXIT_FAILURE);
		465	}
		466
		467	/*----------------------------------------------------------------------*/
		468	bool
		469	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		470	{
		471	this->envv = envv;
		472
		473	SET_R (this);
		474	set_locale ("");
		475	set_environ (envv); // few things in X do not call setlocale :(
		476
		477	if (!init_vars ())
		478	return false;
		479
		480	init_secondary ();
		481
		482	const char **cmd_argv = init_resources (argc, argv);
		483
		484	#ifdef KEYSYM_RESOURCE
		485	keyboard->register_done ();
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (option (Opt_scrollBar))
		490	scrollBar.setIdle (); /* set existence for size calculations */
		491	#endif
		492
		493	pty = ptytty::create ();
		494
		495	create_windows (argc, argv);
		496
		497	init_xlocale ();
		498
		499	scr_reset (); // initialize screen
		500
		501	#if 0
		502	XSynchronize (dpy, True);
		503	#endif
		504
		505	#ifdef HAVE_SCROLLBARS
		506	if (option (Opt_scrollBar))
		507	resize_scrollbar (); /* create and map scrollbar */
		508	#endif
		509	#ifdef HAVE_BG_PIXMAP
		510	{
		511	bgPixmap.set_target (this);
		512
		513	#ifdef ENABLE_TRANSPARENCY
		514	if (option (Opt_transparent))
		515	{
		516	bgPixmap.set_transparent ();
		517	#ifdef HAVE_AFTERIMAGE
		518	if (rs [Rs_blurradius])
		519	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		520	#endif
		521	if (ISSET_PIXCOLOR (Color_tint))
		522	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		523	if (rs [Rs_shade])
		524	bgPixmap.set_shade (rs [Rs_shade]);
		525
		526	bgPixmap.set_root_pixmap ();
		527	XSelectInput (dpy, display->root, PropertyChangeMask);
		528	rootwin_ev.start (display, display->root);
		529	}
		530	#endif
		531
		532	#ifdef XPM_BACKGROUND
		533	if (rs[Rs_backgroundPixmap] != NULL)
		534	{
		535	const char *p = rs[Rs_backgroundPixmap];
		536
		537	if ((p = strchr (p, ';')) != NULL)
		538	{
		539	p++;
		540	bgPixmap.set_geometry (p);
		541	}
		542	else
		543	bgPixmap.set_defaultGeometry ();
		544
		545	bgPixmap.set_file (rs[Rs_backgroundPixmap]);
		546	}
		547	/* do not want to render Pixmap yet if we are size/position dependant -
		548	* wait for ConfigureNotify at least
		549	* TODO: this does not work for some reason when transparency is disabled !!!!
		550	*/
		551	if (!bgPixmap.window_size_sensitive ())
		552	update_background ();
		553	#endif
		554	}
		555	#endif
		556
		557	#if ENABLE_PERL
		558	rootwin_ev.start (display, display->root);
		559	#endif
		560
		561	set_colorfgbg ();
		562
		563	init_command (cmd_argv);
		564
		565	free (cmd_argv);
		566
		567	if (pty->pty >= 0)
		568	pty_ev.start (pty->pty, EVENT_READ);
		569
		570	check_ev.start ();
		571
		572	HOOK_INVOKE ((this, HOOK_START, DT_END));
		573
		574	#if ENABLE_XEMBED
		575	if (rs[Rs_embed])
		576	{
		577	long info[2] = { 0, XEMBED_MAPPED };
		578
		579	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		580	32, PropModeReplace, (unsigned char *)&info, 2);
		581	}
		582	#endif
		583
		584	XMapWindow (dpy, vt);
		585	XMapWindow (dpy, parent[0]);
		586
		587	return true;
		588	}
		589
		590	static struct sig_handlers
		591	{
		592	sig_watcher sw_term, sw_int;
		593
		594	/*
		595	* Catch a fatal signal and tidy up before quitting
		596	*/
312	void	597	void
313	rxvt_clean_exit ()	598	sig_term (sig_watcher &w)
314	{	599	{
315	dR;	600	rxvt_emergency_cleanup ();
		601	signal (w.signum, SIG_DFL);
		602	kill (getpid (), w.signum);
		603	}
316		604
317	R->destroy ();	605	sig_handlers ()
		606	: sw_term (this, &sig_handlers::sig_term),
		607	sw_int (this, &sig_handlers::sig_term)
		608	{
		609	}
		610	} sig_handlers;
		611
		612	char **rxvt_environ; // startup environment
		613
		614	void
		615	rxvt_init ()
		616	{
		617	ptytty::init ();
		618
		619	rxvt_environ = environ;
		620
		621	signal (SIGHUP, SIG_IGN);
		622	signal (SIGPIPE, SIG_IGN);
		623
		624	sig_handlers.sw_term.start (SIGTERM);
		625	sig_handlers.sw_int.start (SIGINT);
		626
		627	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		628	/* signal (SIGURG, SIG_DFL); */
		629
		630	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		631	// TODO: handle this with exceptions and tolerate the memory loss
		632	XSetIOErrorHandler (rxvt_xioerror_handler);
		633
		634	XrmInitialize ();
318	}	635	}
319		636
320	/* ------------------------------------------------------------------------- *	637	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	638	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	639	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	640	void *
324	void *
325	rxvt_malloc(size_t size)	641	rxvt_malloc (size_t size)
326	{	642	{
327	void *p;
328
329	p = malloc(size);	643	void *p = malloc (size);
		644
330	if (p)	645	if (!p)
		646	rxvt_fatal ("memory allocation failure. aborting.\n");
		647
331	return p;	648	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	649	}
338		650
339	/* EXTPROTO */	651	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	652	rxvt_calloc (size_t number, size_t size)
342	{	653	{
343	void *p;
344
345	p = calloc(number, size);	654	void *p = calloc (number, size);
		655
346	if (p)	656	if (!p)
		657	rxvt_fatal ("memory allocation failure. aborting.\n");
		658
347	return p;	659	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	660	}
354		661
355	/* EXTPROTO */	662	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	663	rxvt_realloc (void *ptr, size_t size)
358	{	664	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	665	void *p = realloc (ptr, size);
363	else	666
364	p = malloc(size);
365	if (p)	667	if (!p)
		668	rxvt_fatal ("memory allocation failure. aborting.\n");
		669
366	return p;	670	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	671	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void
380	rxvt_privileges(pR_ int mode)
381	{
382	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */
385	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID
388	# endif
389	# ifdef HAVE_SETEUID
390	switch (mode) {
391	case IGNORE:
392	/*
393	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required
395	*/
396	seteuid(getuid());
397	setegid(getgid());
398	break;
399	case SAVE:
400	R->euid = geteuid();
401	R->egid = getegid();
402	break;
403	case RESTORE:
404	seteuid(R->euid);
405	setegid(R->egid);
406	break;
407	}
408	# else
409	switch (mode) {
410	case IGNORE:
411	setuid(getuid());
412	setgid(getgid());
413	/* FALLTHROUGH */
414	case SAVE:
415	/* FALLTHROUGH */
416	case RESTORE:
417	break;
418	}
419	# endif
420	#endif
421	}
422
423	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void
426	rxvt_privileged_utmp(pR_ char action)
427	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')
433	return;
434
435	rxvt_privileges(aR_ RESTORE);
436	if (action == SAVE) {
437	R->next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439	} else { /* action == RESTORE */
440	R->next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif
469	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif
475	}
476	} else { /* action == RESTORE */
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif
486	}
487
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif
498	}
499	#endif
500		672
501	/*----------------------------------------------------------------------*/	673	/*----------------------------------------------------------------------*/
502	/*	674	/*
503	* window size/position calculcations for XSizeHint and other storage.	675	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	676	* if width/height are non-zero then override calculated width/height
505	*/	677	*/
506	/* EXTPROTO */
507	void	678	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	679	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	680	{
510	short recalc_x, recalc_y;	681	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	682	int x, y, sb_w, flags;
512	unsigned int w, h;	683	unsigned int w, h;
513	unsigned int max_width, max_height;	684	unsigned int max_width, max_height;
514		685
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517	R->szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	686	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	687	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	688	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		689
522	recalc_x = recalc_y = 0;	690	recalc_x = recalc_y = 0;
523	flags = 0;	691	flags = 0;
		692
524	if (!R->parsed_geometry) {	693	if (!parsed_geometry)
		694	{
525	R->parsed_geometry = 1;	695	parsed_geometry = 1;
		696
526	if (R->rs[Rs_geometry])	697	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	698	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		699
528	if (flags & WidthValue) {	700	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	701	{
		702	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	703	szHint.flags |= USSize;
531	}	704	}
		705
532	if (flags & HeightValue) {	706	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	707	{
		708	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	709	szHint.flags |= USSize;
535	}	710	}
		711
536	if (flags & XValue) {	712	if (flags & XValue)
		713	{
537	R->szHint.x = x;	714	szHint.x = x;
538	R->szHint.flags |= USPosition;	715	szHint.flags |= USPosition;
		716
539	if (flags & XNegative) {	717	if (flags & XNegative)
		718	{
540	recalc_x = 1;	719	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	720	szHint.win_gravity = NorthEastGravity;
542	}	721	}
543	}	722	}
		723
544	if (flags & YValue) {	724	if (flags & YValue)
		725	{
545	R->szHint.y = y;	726	szHint.y = y;
546	R->szHint.flags |= USPosition;	727	szHint.flags |= USPosition;
		728
547	if (flags & YNegative) {	729	if (flags & YNegative)
		730	{
548	recalc_y = 1;	731	recalc_y = 1;
		732
549	if (R->szHint.win_gravity == NorthEastGravity)	733	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	734	szHint.win_gravity = SouthEastGravity;
551	else	735	else
552	R->szHint.win_gravity = SouthWestGravity;	736	szHint.win_gravity = SouthWestGravity;
553	}	737	}
554	}	738	}
555	}	739	}
		740
556	/* TODO: BOUNDS */	741	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	742	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	743	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	744	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	745	max_height = MAX_ROWS * fheight;
561		746
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	747	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		748
564	sb_w = mb_h = 0;	749	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	750	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	751
		752	if (scrollBar.state)
		753	{
567	sb_w = scrollbar_TotalWidth();	754	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	755	szHint.base_width += sb_w;
		756
569	if (!(R->Options & Opt_scrollBar_right))	757	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	758	window_vt_x += sb_w;
571	}	759	}
572	if (menubar_visible(R)) {	760
573	mb_h = menuBar_TotalHeight();
574	R->szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;
576	}
577	R->szHint.width_inc = R->TermWin.fwidth;	761	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	762	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	763	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	764	szHint.min_height = szHint.base_height + szHint.height_inc;
581		765
582	if (width && width - R->szHint.base_width < max_width) {	766	if (newwidth && newwidth - szHint.base_width < max_width)
		767	{
583	R->szHint.width = width;	768	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	769	width = newwidth - szHint.base_width;
585	} else {	770	}
586	MIN_IT(R->TermWin.width, max_width);	771	else
		772	{
		773	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	774	szHint.width = szHint.base_width + width;
588	}	775	}
		776
589	if (height && height - R->szHint.base_height < max_height) {	777	if (newheight && newheight - szHint.base_height < max_height)
		778	{
590	R->szHint.height = height;	779	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	780	height = newheight - szHint.base_height;
592	} else {	781	}
593	MIN_IT(R->TermWin.height, max_height);	782	else
		783	{
		784	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	785	szHint.height = szHint.base_height + height;
595	}	786	}
		787
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	788	if (scrollBar.state && option (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	789	window_sb_x = szHint.width - sb_w;
598		790
599	if (recalc_x)	791	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	792	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	793
602	if (recalc_y)	794	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	795	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		796
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	797	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	798	nrow = height / fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610	R->szHint.height));
611	return;
612	}	799	}
613		800
614	/*----------------------------------------------------------------------*/	801	/*----------------------------------------------------------------------*/
615	/*	802	/*
616	* Tell the teletype handler what size the window is.	803	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	804	* Called after a window size change.
618	*/	805	*/
619	/* EXTPROTO */
620	void	806	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	807	rxvt_term::tt_winch ()
622	{	808	{
		809	if (pty->pty < 0)
		810	return;
		811
623	struct winsize ws;	812	struct winsize ws;
624		813
625	if (fd < 0)
626	return;
627	ws.ws_col = col;	814	ws.ws_col = ncol;
628	ws.ws_row = row;	815	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	816	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	817	ws.ws_ypixel = height;
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	818	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	819
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	820	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	821	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	}
636	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	822	if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	823	kill (-cmd_pid, SIGWINCH);
639	# endif
640	#endif	824	#endif
641	}	825	}
642		826
643	/*----------------------------------------------------------------------*/	827	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	828	/* set_fonts () - load and set the various fonts
645	/*	829	*
646	* init = 1 - initialize	830	* init = 1 - initialize
647	*	831	*
648	* fontname == FONT_UP - switch to bigger font	832	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	833	* fontname == FONT_DN - switch to smaller font
650	*/	834	*/
651	/* EXTPROTO */	835	bool
652	void	836	rxvt_term::set_fonts ()
653	rxvt_change_font(pR_ int init, const char *fontname)
654	{	837	{
655	}	838	rxvt_fontset *fs = new rxvt_fontset (this);
		839	rxvt_fontprop prop;
656		840
657	/* INTPROTO */	841	if (!fs
658	void	842	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659	rxvt_font_up_down(pR_ int n, int direction)	843	|| !fs->realize_font (1))
		844	{
		845	delete fs;
		846	return false;
		847	}
		848
		849	#if ENABLE_STYLES
		850	for (int i = RS_styleCount; --i; )
		851	if (fontset[i] != fontset[0])
		852	delete fontset[i];
		853	#endif
		854
		855	delete fontset[0];
		856	fontset[0] = fs;
		857
		858	prop = (*fs)[1]->properties ();
		859	prop.height += lineSpace;
		860
		861	fs->set_prop (prop, false);
		862
		863	fwidth = prop.width;
		864	fheight = prop.height;
		865	fbase = prop.ascent;
		866
		867	for (int style = 1; style < 4; style++)
		868	{
		869	#if ENABLE_STYLES
		870	const char *res = rs[Rs_font + style];
		871
		872	if (res && !*res)
		873	fontset[style] = fontset[0];
		874	else
		875	{
		876	fontset[style] = fs = new rxvt_fontset (this);
		877	rxvt_fontprop prop2 = prop;
		878
		879	if (res)
		880	{
		881	fs->populate (res);
		882	fs->set_prop (prop2, false);
		883	}
		884	else
		885	{
		886	fs->populate (fontset[0]->fontdesc);
		887
		888	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		889	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		890
		891	fs->set_prop (prop2, true);
		892	}
		893
		894	}
		895	#else
		896	fontset[style] = fontset[0];
		897	#endif
		898	}
		899
		900	if (parent[0])
		901	{
		902	resize_all_windows (0, 0, 0);
		903	scr_remap_chars ();
		904	scr_touch (true);
		905	}
		906
		907	return true;
		908	}
		909
		910	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660	{	911	{
		912	XChangeProperty (dpy, parent[0],
		913	prop, XA_STRING, 8, PropModeReplace,
		914	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		915	}
		916
		917	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		918	{
		919	wchar_t *ws = rxvt_mbstowcs (str, len);
		920	char *s = rxvt_wcstoutf8 (ws);
		921
		922	XChangeProperty (dpy, parent[0],
		923	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		924	(const unsigned char *)s, strlen (s));
		925
		926	free (s);
		927	free (ws);
661	}	928	}
662		929
663	/*----------------------------------------------------------------------*/	930	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	931	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	932	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	933	void
668	rxvt_set_title(pR_ const char *str)	934	rxvt_term::set_title (const char *str)
669	{	935	{
670	#ifndef SMART_WINDOW_TITLE	936	set_string_property (XA_WM_NAME, str);
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	937	#if ENABLE_EWMH
		938	set_utf8_property (xa[XA_NET_WM_NAME], str);
		939	#endif
		940	}
		941
		942	void
		943	rxvt_term::set_icon_name (const char *str)
		944	{
		945	set_string_property (XA_WM_ICON_NAME, str);
		946	#if ENABLE_EWMH
		947	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		948	#endif
		949	}
		950
		951	#ifdef XTERM_COLOR_CHANGE
		952	void
		953	rxvt_term::set_window_color (int idx, const char *color)
		954	{
		955	rxvt_color xcol;
		956	int i;
		957
		958	if (color == NULL || *color == '\0')
		959	return;
		960
		961	color = strdup (color);
		962	allocated.push_back ((void *)color);
		963	rs[Rs_color + idx] = color;
		964
		965	/* handle color aliases */
		966	if (isdigit (*color))
		967	{
		968	i = atoi (color);
		969
		970	if (i >= 8 && i <= 15)
		971	{ /* bright colors */
		972	i -= 8;
		973	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		974	goto done;
		975	}
		976
		977	if (i >= 0 && i <= 7)
		978	{ /* normal colors */
		979	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		980	goto done;
		981	}
		982	}
		983
		984	set_color (xcol, color);
		985
		986	/*
		987	* FIXME: should free colors here, but no idea how to do it so instead,
		988	* so just keep gobbling up the colormap
		989	*/
		990
		991	pix_colors_focused[idx] = xcol;
		992
		993	/* XSetWindowAttributes attr; */
		994	/* Cursor cursor; */
		995	done:
		996	/*TODO: handle Color_BD, scrollbar background, etc. */
		997
		998	update_fade_color (idx);
		999	recolour_cursor ();
		1000	scr_recolour ();
		1001	}
		1002
672	#else	1003	#else
673	char *name;
674
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676	name = NULL;
677	if (name == NULL || STRCMP(name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679	if (name)
680	XFree(name);
681	#endif
682	}
683
684	/* EXTPROTO */
685	void
686	rxvt_set_iconName(pR_ const char *str)
687	{
688	#ifndef SMART_WINDOW_TITLE
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
690	#else
691	char *name;
692
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif
700	}
701
702	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;
708	int i;
709
710	if (color == NULL || *color == '\0')
711	return;
712
713	/* handle color aliases */
714	if (isdigit(*color)) {
715	i = atoi(color);
716	if (i >= 8 && i <= 15) { /* bright colors */
717	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;
722	# endif
723	}
724	if (i >= 0 && i <= 7) { /* normal colors */
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];
726	SET_PIXCOLOR(R, idx);
727	goto Done;
728	}
729	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733
734	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap
737	*/
738	# if 0
739	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])
741	break;
742	if (i > Color_White) {
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));
746	}
747	# endif
748
749	R->PixColors[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751
752	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */
754	Done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757	R->PixColors[Color_bg]);
758
759	/* handle Color_BD, scrollbar background, etc. */
760
761	rxvt_set_colorfgbg(aR);
762	rxvt_recolour_cursor(aR);
763	/* the only reasonable way to enforce a clean update */
764	rxvt_scr_poweron(aR);
765	}
766
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1004	# define set_window_color (idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */	1005	#endif /* XTERM_COLOR_CHANGE */
770		1006
771	/* EXTPROTO */
772	void	1007	void
773	rxvt_recolour_cursor(pR)	1008	rxvt_term::recolour_cursor ()
774	{	1009	{
775	rxvt_color xcol[2];	1010	XColor fg, bg;
776		1011
777	#if TODO	1012	(ISSET_PIXCOLOR (Color_pointer_fg)
778	xcol[0] = R->PixColors[Color_pointer];	1013	? pix_colors_focused[Color_pointer_fg]
779	xcol[1] = R->PixColors[Color_bg];	1014	: pix_colors_focused[Color_fg]).get (fg);
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1015
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1016	(ISSET_PIXCOLOR (Color_pointer_bg)
782	#endif	1017	? pix_colors_focused[Color_pointer_bg]
		1018	: pix_colors_focused[Color_bg]).get (bg);
		1019
		1020	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
783	}	1021	}
784		1022
785	/*----------------------------------------------------------------------*/	1023	/*----------------------------------------------------------------------*/
786	/*	1024	/*
787	* find if fg/bg matches any of the normal (low-intensity) colors	1025	* find if fg/bg matches any of the normal (low-intensity) colors
788	*/	1026	*/
789	/* INTPROTO */
790	void	1027	void
791	rxvt_set_colorfgbg(pR)	1028	rxvt_term::set_colorfgbg ()
792	{	1029	{
793	unsigned int i;	1030	unsigned int i;
794	const char *xpmb = "\0";	1031	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1032	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		1033
797	R->env_colorfgbg =	1034	strcpy (fstr, "default");
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1035	strcpy (bstr, "default");
799	STRCPY(fstr, "default");
800	STRCPY(bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	1036	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1037	if (pix_colors[Color_fg] == pix_colors[i])
		1038	{
803	sprintf(fstr, "%d", (i - Color_Black));	1039	sprintf (fstr, "%d", (i - Color_Black));
804	break;	1040	break;
805	}	1041	}
		1042
806	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1044	if (pix_colors[Color_bg] == pix_colors[i])
		1045	{
808	sprintf(bstr, "%d", (i - Color_Black));	1046	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1047	#ifdef XPM_BACKGROUND
810	xpmb = "default;";	1048	xpmb = "default;";
811	#endif	1049	#endif
812	break;	1050	break;
813	}	1051	}
		1052
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1053	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816
817	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {
820	if (R->PixColors[Color_fg] == R->PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824	}
825	#endif
826	}	1054	}
827		1055
828	/*----------------------------------------------------------------------*/	1056	/*----------------------------------------------------------------------*/
829	/*
830	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>
832	*/
833		1057
834	/* EXTPROTO */	1058	bool
835	int	1059	rxvt_term::set_color (rxvt_color &color, const char *name)
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837	{	1060	{
838	screen_in_out->set(aR_ colour);	1061	if (color.set (this, name))
839
840	if (!screen_in_out->set(aR_ colour)) {
841	rxvt_print_error("can't allocate colour: %s", colour);
842	return false;
843	}
844
845	return true;	1062	return true;
		1063
		1064	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1065	return false;
		1066	}
		1067
		1068	void
		1069	rxvt_term::alias_color (int dst, int src)
		1070	{
		1071	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
846	}	1072	}
847		1073
848	/* -------------------------------------------------------------------- *	1074	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1075	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1076	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1077	void
853	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1078	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854	int ignoreparent)
855	{	1079	{
856	int fix_screen;	1080	int fix_screen;
		1081	int old_width = szHint.width;
		1082	int old_height = szHint.height;
857		1083
		1084	window_calc (newwidth, newheight);
		1085
		1086	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1087	XSetWMNormalHints (dpy, parent[0], &szHint);
		1088
		1089	if (!ignoreparent)
		1090	{
858	#ifdef SMART_RESIZE	1091	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1092	/*
860	#endif
861
862	rxvt_window_calc(aR_ width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864	if (!ignoreparent) {
865	#ifdef SMART_RESIZE
866	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1093	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1094	* reposition window on resize depending on placement on screen
869	*/	1095	*/
870	int x, y, x1, y1;	1096	int x, y, x1, y1;
871	int dx, dy;	1097	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1098	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1099	Window unused_cr;
874		1100
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1101	XTranslateCoordinates (dpy, parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1102	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1103	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1104	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1105	/*
880	* if Xroot isn't the parent window, a WM will probably have offset	1106	* if display->root isn't the parent window, a WM will probably have offset
881	* our position for handles and decorations. Counter it	1107	* our position for handles and decorations. Counter it
882	*/	1108	*/
883	if (x1 != x || y1 != y) {	1109	if (x1 != x || y1 != y)
		1110	{
884	x -= x1;	1111	x -= x1;
885	y -= y1;	1112	y -= y1;
886	}	1113	}
887		1114
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1115	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1116	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1117	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1118	dy = old_height - szHint.height;
892		1119
893	/* Check position of the center of the window */	1120	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1121	if (x < x1) /* left half */
895	dx = 0;	1122	dx = 0;
896	else if (x == x1) /* exact center */	1123	else if (x == x1) /* exact center */
897	dx /= 2;	1124	dx /= 2;
898	if (y < y1) /* top half */	1125	if (y < y1) /* top half */
899	dy = 0;	1126	dy = 0;
900	else if (y == y1) /* exact center */	1127	else if (y == y1) /* exact center */
901	dy /= 2;	1128	dy /= 2;
902		1129
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1130	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1131	szHint.width, szHint.height);
905	#else	1132	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1133	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1134	#endif
909	}	1135	}
910		1136
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1137	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1138
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1139	if (fix_screen || newwidth != old_width || newheight != old_height)
914	if (scrollbar_visible(R)) {	1140	{
		1141	if (scrollBar.state)
		1142	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1143	XMoveResizeWindow (dpy, scrollBar.win,
		1144	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1145	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1146	resize_scrollbar ();
918	}	1147	}
919	if (menubar_visible(R))	1148
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1149	XMoveResizeWindow (dpy, vt,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1150	window_vt_x, window_vt_y,
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923	R->window_vt_y, TermWin_TotalWidth(),
924	TermWin_TotalHeight());	1151	width, height);
925	#ifdef RXVT_GRAPHICS	1152
926	if (R->old_height)
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928	R->old_height - R->szHint.base_height);
929	#endif
930	rxvt_scr_clear(aR);
931	#ifdef XPM_BACKGROUND	1153	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);	1154	/* TODO: replace with update_pixmap() that should unify transparency and bg image handling ! */
		1155	if (bgPixmap.window_size_sensitive ())
		1156	update_background ();
933	#endif	1157	#endif
934	}
935		1158
		1159	scr_clear ();
		1160	}
		1161
936	if (fix_screen || R->old_height == 0) {	1162	if (fix_screen || old_height == 0)
937	int curr_screen = -1;	1163	scr_reset ();
938	uint16_t old_ncol = R->prev_ncol;
939		1164
940	/* scr_reset only works on the primary screen */	1165	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
941	if (R->old_height) /* this is not the first time through */	1166	//scr_touch (false);
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
943	rxvt_scr_reset(aR);
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}
948	}
949		1167
950	R->old_width = R->szHint.width;	1168	#ifdef HAVE_BG_PIXMAP
951	R->old_height = R->szHint.height;	1169	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1170	// if (bgPixmap.pixmap)
		1171	// scr_touch (false);
		1172	#endif
952		1173
953	#ifdef USE_XIM	1174	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1175	IMSetPosition ();
955	#endif	1176	#endif
956	}	1177	}
957		1178
958	/*	1179	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1180	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1181	* good for toggling 80/132 columns
961	*/	1182	*/
962	/* EXTPROTO */
963	void	1183	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1184	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965	{	1185	{
966	XWindowAttributes wattr;	1186	XWindowAttributes wattr;
967		1187
968	if (width == 0 || height == 0) {	1188	if (newwidth == 0 || newheight == 0)
		1189	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1190	XGetWindowAttributes (dpy, display->root, &wattr);
		1191
970	if (width == 0)	1192	if (newwidth == 0)
971	width = wattr.width - R->szHint.base_width;	1193	newwidth = wattr.width - szHint.base_width;
972	if (height == 0)	1194	if (newheight == 0)
973	height = wattr.height - R->szHint.base_height;	1195	newheight = wattr.height - szHint.base_height;
		1196	}
		1197
		1198	if (newwidth != width || newheight != height)
974	}	1199	{
975	if (width != R->TermWin.width || height != R->TermWin.height) {
976	width += R->szHint.base_width;	1200	newwidth += szHint.base_width;
977	height += R->szHint.base_height;	1201	newheight += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1202	resize_all_windows (newwidth, newheight, 0);
979	}	1203	}
980	}	1204	}
981		1205
982	/* -------------------------------------------------------------------- *	1206	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1207	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1208	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1209	#ifdef USE_XIM
986	/* INTPROTO */
987	void
988	rxvt_setSize(pR_ XRectangle * size)
989	{
990	size->x = R->TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);
994	}
995		1210
996	/* INTPROTO */
997	void	1211	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1212	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999	{	1213	{
1000	*fg = R->PixColors[Color_fg];	1214	fg = pix_colors [Color_fg];
1001	*bg = R->PixColors[Color_bg];	1215	bg = pix_colors [Color_bg];
		1216	}
		1217
		1218	void
		1219	rxvt_term::im_set_size (XRectangle &size)
		1220	{
		1221	// the int_bwidth terms make no sense to me
		1222	size.x = int_bwidth;
		1223	size.y = int_bwidth;
		1224	size.width = Width2Pixel (ncol) + int_bwidth;
		1225	size.height = Height2Pixel (nrow) + int_bwidth;
		1226	}
		1227
		1228	void
		1229	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1230	XRectangle &status_rect,
		1231	const XRectangle &needed_rect)
		1232	{
		1233	preedit_rect.x = needed_rect.width;
		1234	preedit_rect.y = 0;
		1235	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1236	preedit_rect.height = fheight;
		1237
		1238	status_rect.x = 0;
		1239	status_rect.y = 0;
		1240	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1241	status_rect.height = fheight;
1002	}	1242	}
1003		1243
1004	/* Checking whether input method is running. */	1244	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1245	bool
1007	rxvt_IMisRunning(pR)	1246	rxvt_term::IMisRunning ()
1008	{	1247	{
1009	char *p;	1248	char *p;
1010	Atom atom;	1249	Atom atom;
1011	Window win;	1250	Window win;
1012	char server[IMBUFSIZ];	1251	char server[IMBUFSIZ];
1013		1252
1014	/* get current locale modifier */	1253	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1254	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1255	{
1016	STRCPY(server, "@server=");	1256	strcpy (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1257	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1258
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1259	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1260	*p = '\0';
1020		1261
1021	atom = XInternAtom(R->Xdisplay, server, False);	1262	atom = XInternAtom (dpy, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1263	win = XGetSelectionOwner (dpy, atom);
		1264
1023	if (win != None)	1265	if (win != None)
1024	return True;	1266	return True;
1025	}	1267	}
		1268
1026	return False;	1269	return False;
1027	}	1270	}
1028		1271
1029	/* EXTPROTO */
1030	void	1272	void
1031	rxvt_IMSendSpot(pR)	1273	rxvt_term::IMSendSpot ()
1032	{	1274	{
1033	XPoint spot;	1275	XPoint nspot;
1034	XVaNestedList preedit_attr;	1276	XVaNestedList preedit_attr;
1035		1277
1036	if (R->Input_Context == NULL	1278	if (!Input_Context
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1279	|| !focus
1038	|| !(R->event_type == KeyPress	1280	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039	|| R->event_type == Expose
1040	|| R->event_type == NoExpose
1041	|| R->event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))
1044	return;	1281	return;
1045		1282
1046	rxvt_setPosition(aR_ & spot);	1283	im_set_position (nspot);
1047		1284
		1285	if (nspot.x == spot.x && nspot.y == spot.y)
		1286	return;
		1287
		1288	spot = nspot;
		1289
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1290	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1291	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1292	XFree (preedit_attr);
1051	}	1293	}
1052		1294
1053	/* EXTPROTO */
1054	void	1295	void
1055	rxvt_setTermFontSet(pR_ int idx)	1296	rxvt_term::im_destroy ()
1056	{	1297	{
1057	char *string;	1298	if (input_method)
1058	long length;	1299	{
1059	int success = 0;	1300	if (Input_Context && input_method->xim)
		1301	XDestroyIC (Input_Context);
1060		1302
1061	if (idx < 0 || idx >= MAX_NFONTS)	1303	display->put_xim (input_method);
1062	return;	1304	input_method = 0;
1063	}	1305	}
1064		1306
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)
1069	{
1070	int mbh, vtx = 0;
1071
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075	mbh -= R->TermWin.lineSpace;
1076
1077	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	dR;
1100
1101	R->Input_Context = NULL;	1307	Input_Context = 0;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}	1308	}
1107		1309
1108	/*	1310	#ifdef ENABLE_XIM_ONTHESPOT
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127		1311
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1312	static void
1129	if (R->Input_Context)	1313	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130	return;	1314	{
		1315	((rxvt_term *)client_data)->make_current ();
		1316	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1317	}
1131		1318
1132	found = had_im = 0;	1319	static void
1133	p = R->rs[Rs_inputMethod];	1320	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134	if (p && *p) {	1321	{
1135	had_im = 1;	1322	((rxvt_term *)client_data)->make_current ();
1136	s = rxvt_splitcommastring(p);	1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137	for (i = 0; s[i]; i++) {	1324	}
1138	if (*s[i]) {	1325
1139	STRCPY(buf, "@im=");	1326	static void
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1327	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1328	{
1142	&& (rxvt_IM_get_IC(aR) == True)) {	1329	rxvt_term *term = (rxvt_term *)client_data;
1143	found = 1;	1330	XIMText *text = call_data->text;
1144	break;	1331
1145	}	1332	term->make_current ();
1146	}	1333
		1334	if (text)
		1335	{
		1336	void *str;
		1337
		1338	if (!text->encoding_is_wchar && text->string.multi_byte)
		1339	{
		1340	// of course, X makes it ugly again
		1341	if (term->rs[Rs_imLocale])
		1342	SET_LOCALE (term->rs[Rs_imLocale]);
		1343
		1344	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1345	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1346
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->locale);
1147	}	1349	}
1148	for (i = 0; s[i]; i++)	1350	else
1149	free(s[i]);	1351	str = (void *)text->string.wide_char;
1150	free(s);	1352
		1353	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1354	DT_INT, call_data->caret,
		1355	DT_INT, call_data->chg_first,
		1356	DT_INT, call_data->chg_length,
		1357	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1358	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1359	DT_END));
1151	}	1360	}
1152	if (found)	1361	else
1153	return;	1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1154		1363	DT_INT, call_data->caret,
1155	/* try with XMODIFIERS env. var. */	1364	DT_INT, call_data->chg_first,
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1365	DT_INT, call_data->chg_length,
1157	rxvt_IM_get_IC(aR);	1366	DT_END));
1158	return;
1159	}
1160
1161	/* try with no modifiers base IF the user didn't specify an IM */
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163	&& rxvt_IM_get_IC(aR) == True)
1164	return;
1165	}	1367	}
		1368
		1369	#if 0
		1370	static void
		1371	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1372	{
		1373	((rxvt_term *)client_data)->make_current ();
		1374	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1375	DT_INT, call_data->position,
		1376	DT_INT, call_data->direction,
		1377	DT_INT, call_data->style,
		1378	DT_END));
		1379	}
		1380	#endif
		1381
		1382	#endif
1166		1383
1167	/*	1384	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1385	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1386	* open a suitable preedit type
1170	*/	1387	*/
1171	/* INTPROTO */
1172	Bool	1388	bool
1173	rxvt_IM_get_IC(pR)	1389	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1390	{
1175	int i, j, found;	1391	int i, j, found;
1176	XIM xim;	1392	XIM xim;
1177	XPoint spot;	1393	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1394	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1395	unsigned long fg, bg;
1180	const char *p;	1396	const char *p;
1181	char **s;	1397	char **s;
1182	XIMStyles *xim_styles;	1398	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1399	#ifdef ENABLE_XIM_ONTHESPOT
1184	XIMCallback ximcallback;	1400	XIMCallback xcb[4];
		1401	#endif
1185		1402
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1403	set_environ (envv);
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1404
1188	if (xim == NULL)	1405	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189	return False;	1406	return false;
1190		1407
		1408	input_method = display->get_xim (locale, modifiers);
		1409	if (input_method == NULL)
		1410	return false;
		1411
		1412	xim = input_method->xim;
		1413	spot.x = spot.y = -1;
		1414
1191	xim_styles = NULL;	1415	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1416	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1417	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1418	{
		1419	im_destroy ();
1195	return False;	1420	return false;
		1421	}
		1422
		1423	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1424
		1425	for (int pi = 0; pi < 2; pi++)
1196	}	1426	{
		1427	p = pet[pi];
1197		1428
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1429	if (!p)
1199	: "OverTheSpot,OffTheSpot,Root";	1430	continue;
		1431
1200	s = rxvt_splitcommastring(p);	1432	s = rxvt_splitcommastring (p);
		1433
1201	for (i = found = 0; !found && s[i]; i++) {	1434	for (i = found = 0; !found && s[i]; i++)
		1435	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1436	if (!strcmp (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1437	input_style = XIMPreeditPosition | XIMStatusNothing;
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1438	else if (!strcmp (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1439	input_style = XIMPreeditArea | XIMStatusArea;
1206	else if (!STRCMP(s[i], "Root"))	1440	else if (!strcmp (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1441	input_style = XIMPreeditNothing | XIMStatusNothing;
		1442	else if (!strcmp (s[i], "None"))
		1443	input_style = XIMPreeditNone | XIMStatusNone;
		1444	#ifdef ENABLE_XIM_ONTHESPOT
		1445	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1446	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1447	#endif
		1448	else
		1449	input_style = XIMPreeditNothing | XIMStatusNothing;
1208		1450
1209	for (j = 0; j < xim_styles->count_styles; j++)	1451	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1452	if (input_style == xim_styles->supported_styles[j])
		1453	{
		1454	rxvt_freecommastring (s);
		1455
1211	found = 1;	1456	found = 1;
		1457	goto foundpet;
		1458	}
		1459
		1460	}
		1461
		1462	rxvt_freecommastring (s);
		1463	}
		1464
		1465	foundpet:
		1466
		1467	XFree (xim_styles);
		1468
		1469	if (!found)
		1470	{
		1471	im_destroy ();
		1472	return false;
		1473	}
		1474
		1475	XFontSet fs = 0;
		1476	XVaNestedList preedit_attr = 0, status_attr = 0;
		1477
		1478	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1479	{
		1480	// fake us a font-set, please
		1481	char **missing_charset_list;
		1482	int missing_charset_count;
		1483	char *def_string;
		1484	char pat[512];
		1485
		1486	sprintf (pat,
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"*",
		1493	fheight,
		1494	fheight + 1, fheight - 1,
		1495	fheight - 2, fheight + 2);
		1496
		1497	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1498	&missing_charset_list, &missing_charset_count, &def_string);
		1499
		1500	if (missing_charset_list)
		1501	XFreeStringList (missing_charset_list);
		1502
		1503	if (!fs)
		1504	{
		1505	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1506	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1507	}
		1508	}
		1509
		1510	if (input_style & XIMPreeditPosition)
		1511	{
		1512	im_set_size (rect);
		1513	im_set_position (spot);
		1514	im_set_color (fg, bg);
		1515
		1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
		1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNSpotLocation, &spot,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	}
		1524	else if (input_style & XIMPreeditArea)
		1525	{
		1526	im_set_color (fg, bg);
		1527
		1528	/*
		1529	* The necessary width of preedit area is unknown
		1530	* until create input context.
		1531	*/
		1532	needed_rect.width = 0;
		1533	im_set_preedit_area (rect, status_rect, needed_rect);
		1534
		1535	preedit_attr = XVaCreateNestedList (0,
		1536	XNForeground, fg,
		1537	XNBackground, bg,
		1538	XNArea, &rect,
		1539	XNFontSet, fs,
		1540	NULL);
		1541	status_attr = XVaCreateNestedList (0,
		1542	XNForeground, fg,
		1543	XNBackground, bg,
		1544	XNArea, &status_rect,
		1545	XNFontSet, fs,
		1546	NULL);
		1547	}
		1548	#if ENABLE_XIM_ONTHESPOT
		1549	else if (input_style & XIMPreeditCallbacks)
		1550	{
		1551	im_set_position (spot);
		1552
		1553	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1554	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1555	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1556	# if 0
		1557	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1558	# endif
		1559
		1560	preedit_attr = XVaCreateNestedList (0,
		1561	XNSpotLocation, &spot,
		1562	XNPreeditStartCallback, &xcb[0],
		1563	XNPreeditDoneCallback , &xcb[1],
		1564	XNPreeditDrawCallback , &xcb[2],
		1565	# if 0
		1566	XNPreeditCaretCallback, &xcb[3],
		1567	# endif
		1568	NULL);
		1569	}
		1570	#endif
		1571
		1572	Input_Context = XCreateIC (xim,
		1573	XNInputStyle, input_style,
		1574	XNClientWindow, vt,
		1575	XNFocusWindow, parent[0],
		1576	preedit_attr ? XNPreeditAttributes : NULL,
		1577	preedit_attr,
		1578	status_attr ? XNStatusAttributes : NULL,
		1579	status_attr, NULL);
		1580
		1581	if (preedit_attr) XFree (preedit_attr);
		1582	if (status_attr) XFree (status_attr);
		1583	if (fs) XFreeFontSet (dpy, fs);
		1584
		1585	if (Input_Context == NULL)
		1586	{
		1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1588	im_destroy ();
		1589	return false;
		1590	}
		1591
		1592	#if 0
		1593	// unfortunately, only the focus window is used by XIM, hard to fix
		1594	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1595	vt_select_input ();
		1596	#endif
		1597
		1598	IMSetPosition ();
		1599
		1600	return true;
		1601	}
		1602
		1603	void
		1604	rxvt_term::im_cb ()
		1605	{
		1606	int i;
		1607	const char *p;
		1608	char **s;
		1609	char buf[IMBUFSIZ];
		1610
		1611	make_current ();
		1612
		1613	im_destroy ();
		1614
		1615	if (Input_Context)
		1616	return;
		1617
		1618	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1619	if (rs[Rs_imLocale])
		1620	SET_LOCALE (rs[Rs_imLocale]);
		1621	#endif
		1622
		1623	p = rs[Rs_inputMethod];
		1624	if (p && *p)
		1625	{
		1626	bool found = false;
		1627
		1628	s = rxvt_splitcommastring (p);
		1629
		1630	for (i = 0; s[i]; i++)
		1631	{
		1632	if (*s[i])
		1633	{
		1634	strcpy (buf, "@im=");
		1635	strncat (buf, s[i], IMBUFSIZ - 5);
		1636	if (IM_get_IC (buf))
		1637	{
		1638	found = true;
1212	break;	1639	break;
		1640	}
1213	}	1641	}
1214	}	1642	}
1215	for (i = 0; s[i]; i++)
1216	free(s[i]);
1217	free(s);
1218	XFree(xim_styles);
1219		1643
		1644	rxvt_freecommastring (s);
		1645
1220	if (!found) {	1646	if (found)
1221	XCloseIM(xim);	1647	goto done;
1222	return False;
1223	}	1648	}
1224		1649
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1650	/* try with XMODIFIERS env. var. */
		1651	if (IM_get_IC (""))
		1652	goto done;
1226		1653
1227	/* XXX: not sure why we need this (as well as IC one below) */	1654	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1655	if (IM_get_IC ("@im=none"))
		1656	goto done;
1229		1657
1230	preedit_attr = status_attr = NULL;	1658	done:
1231		1659	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1660	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1661	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1662	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1663	}
1284		1664
1285	/* EXTPROTO */
1286	void	1665	void
1287	rxvt_IMSetStatusPosition(pR)	1666	rxvt_term::IMSetPosition ()
1288	{	1667	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1668	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1669	XVaNestedList preedit_attr, status_attr;
1291		1670
1292	if (R->Input_Context == NULL	1671	if (!Input_Context
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1672	|| !focus
		1673	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1294	|| !rxvt_IMisRunning(aR))	1674	|| !IMisRunning ())
1295	return;	1675	return;
1296		1676
		1677	if (input_style & XIMPreeditPosition)
		1678	{
		1679	im_set_size (preedit_rect);
		1680	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1681
		1682	XSetICValues (Input_Context,
		1683	XNPreeditAttributes, preedit_attr, NULL);
		1684	}
		1685	else
		1686	{
1297	/* Getting the necessary width of preedit area */	1687	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1688	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1689	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1690	XFree (status_attr);
1301		1691
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1692	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1693	XFree (needed_rect);
1303		1694
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1695	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1697
1307	XSetICValues(R->Input_Context,	1698	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1699	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1700	XNStatusAttributes, status_attr,
		1701	NULL);
1310		1702
		1703	XFree (status_attr);
		1704	}
		1705
1311	XFree(preedit_attr);	1706	XFree (preedit_attr);
1312	XFree(status_attr);
1313	}	1707	}
1314	#endif /* USE_XIM */	1708	#endif /* USE_XIM */
1315		1709
1316	/*----------------------------------------------------------------------*/
1317	rxvt_t rxvt_current_term;
1318
1319	/*----------------------- end-of-file (C source) -----------------------*/	1710	/*----------------------- end-of-file (C source) -----------------------*/

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