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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.11 by pcg, Mon Dec 8 23:14:40 2003 UTC vs.
Revision 1.267 by root, Tue Nov 27 17:45:46 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.11 2003/12/08 23:14:40 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>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
		62
		63	bool
		64	rxvt_set_locale (const char *locale) NOTHROW
		65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
		75	setlocale (LC_CTYPE, curlocale);
		76	return true;
		77	}
		78
47	void *	79	void
48	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
49	{	81	{
50	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
51		85
52	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
53	return p;	151	return len;
54	}
55		152
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	153	}
		154	#endif
61		155
62	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
		164	#ifdef HAVE_SCROLLBARS
		165	scrollbar_ev (this, &rxvt_term::x_cb),
		166	#endif
64	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
		172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	181	#endif
67	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
72	check_ev (this, &rxvt_term::check_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
73	{	199	{
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
75	}	219	}
76		220
77	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
78	{	222	{
79	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		224
81	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
83	#endif	231	#endif
84	#ifdef UTMP_SUPPORT	232	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	233
86	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
87	#ifdef USE_XIM	238	#ifdef USE_XIM
88	if (Input_Context != NULL)	239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
89	{	282	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		283
95	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
96	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
97		288
98	if (Xfd >= 0)	289	#ifdef HAVE_BG_PIXMAP
99	XCloseDisplay (Xdisplay);	290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
100		293
101	delete PixColors;	294	scr_release ();
		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
		304	free (locale);
		305	free (v_buffer);
		306	free (incr_buf);
		307
		308	delete envv;
		309	delete argv;
		310
		311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		313	#endif
		314	#ifndef NO_RESOURCES
		315	XrmDestroyDatabase (option_db);
		316	#endif
		317	}
		318
		319	// child has exited, usually destroys
		320	void
		321	rxvt_term::child_cb (ev::child &w, int status)
		322	{
		323	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		324
		325	cmd_pid = 0;
		326
		327	if (!option (Opt_hold))
		328	destroy ();
102	}	329	}
103		330
104	void	331	void
105	rxvt_term::destroy ()	332	rxvt_term::destroy ()
106	{	333	{
		334	if (destroy_ev.active)
		335	return;
		336
		337	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		338
		339	#if ENABLE_OVERLAY
		340	scr_overlay_off ();
		341	#endif
		342
		343	if (display)
		344	{
		345	#if USE_XIM
		346	im_ev.stop (display);
		347	#endif
		348	#if HAVE_SCROLLBARS
		349	scrollbar_ev.stop (display);
		350	#endif
		351	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		352	rootwin_ev.stop (display);
		353	#endif
		354	incr_ev.stop ();
		355	termwin_ev.stop (display);
		356	vt_ev.stop (display);
		357	}
		358
107	check_ev.stop ();	359	prepare_ev.stop ();
108	pty_ev.stop ();	360	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	361	#ifdef CURSOR_BLINK
		362	cursor_blink_ev.stop ();
		363	#endif
		364	#ifdef TEXT_BLINK
111	blink_ev.stop ();	365	text_blink_ev.stop ();
		366	#endif
		367	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		368	cont_scroll_ev.stop ();
		369	#endif
		370	#ifdef SELECTION_SCROLLING
		371	sel_scroll_ev.stop ();
112	#endif	372	#endif
113	#ifdef POINTER_BLANK	373	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	374	pointer_ev.stop ();
115	#endif	375	#endif
116		376
117	destroy_ev.start (0);	377	destroy_ev.start ();
118	}	378	}
119		379
120	void	380	void
121	rxvt_term::destroy_cb (time_watcher &w)	381	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	382	{
123	SET_R (this);	383	make_current ();
124		384
125	delete this;	385	delete this;
126	}
127
128	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{
134	SET_R (new rxvt_term);
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;
144	}
145
146	/* EXTPROTO */
147	void
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157
158	struct sigaction sa;
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
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	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}	386	}
307		387
308	/*----------------------------------------------------------------------*/	388	/*----------------------------------------------------------------------*/
309	/*	389	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes	390	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can	391	* TODO: if debugging, this should free up any known resources if we can
312	*/	392	*/
313	/* EXTPROTO */	393	static XErrorHandler old_xerror_handler;
		394
		395	static void
		396	rxvt_emergency_cleanup ()
		397	{
		398	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		399	(*t)->emergency_cleanup ();
		400	}
		401
		402	#if !ENABLE_MINIMAL
		403	static void
		404	print_x_error (Display *dpy, XErrorEvent *event)
		405	{
		406	char buffer[BUFSIZ];
		407	char mesg[BUFSIZ];
		408	char number[32];
		409	char *mtype = "XlibMessage";
		410	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		411	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		412	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		413	rxvt_warn ("%s: %s\n", mesg, buffer);
		414	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		416	sprintf(number, "%d", event->request_code);
		417	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		418	rxvt_warn ("(which is %s)\n", buffer);
		419	if (event->request_code >= 128) {
		420	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		423	}
		424	if ((event->error_code == BadWindow) ||
		425	(event->error_code == BadPixmap) ||
		426	(event->error_code == BadCursor) ||
		427	(event->error_code == BadFont) ||
		428	(event->error_code == BadDrawable) ||
		429	(event->error_code == BadColor) ||
		430	(event->error_code == BadGC) ||
		431	(event->error_code == BadIDChoice) ||
		432	(event->error_code == BadValue) ||
		433	(event->error_code == BadAtom)) {
		434	if (event->error_code == BadValue)
		435	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		436	mesg, BUFSIZ);
		437	else if (event->error_code == BadAtom)
		438	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		439	mesg, BUFSIZ);
		440	else
		441	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		442	mesg, BUFSIZ);
		443	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		444	}
		445	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		446	mesg, BUFSIZ);
		447	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		448	}
		449	#endif
		450
		451	int
		452	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		453	{
		454	if (GET_R->allowedxerror == -1)
		455	GET_R->allowedxerror = event->error_code;
		456	else
		457	{
		458	// GET_R is most likely not the terminal which caused the error,
		459	// so just output the error and continue
		460	#if ENABLE_MINIMAL
		461	old_xerror_handler (display, event);
		462	#else
		463	print_x_error (display, event);
		464	#endif
		465	}
		466
		467	return 0;
		468	}
		469
		470	int
		471	rxvt_xioerror_handler (Display *display)
		472	{
		473	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		474	DisplayString (display));
		475	rxvt_emergency_cleanup ();
		476	_exit (EXIT_FAILURE);
		477	}
		478
		479	/*----------------------------------------------------------------------*/
		480	bool
		481	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		482	{
		483	this->envv = envv;
		484
		485	SET_R (this);
		486	set_locale ("");
		487	set_environ (envv); // few things in X do not call setlocale :(
		488
		489	if (!init_vars ())
		490	return false;
		491
		492	init_secondary ();
		493
		494	const char **cmd_argv = init_resources (argc, argv);
		495
		496	#ifdef KEYSYM_RESOURCE
		497	keyboard->register_done ();
		498	#endif
		499
		500	#ifdef HAVE_SCROLLBARS
		501	if (option (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	pty = ptytty::create ();
		506
		507	create_windows (argc, argv);
		508
		509	init_xlocale ();
		510
		511	scr_reset (); // initialize screen
		512
		513	#if 0
		514	XSynchronize (dpy, True);
		515	#endif
		516
		517	#ifdef HAVE_SCROLLBARS
		518	if (option (Opt_scrollBar))
		519	resize_scrollbar (); /* create and map scrollbar */
		520	#endif
		521	#ifdef HAVE_BG_PIXMAP
		522	{
		523	bgPixmap.set_target (this);
		524
		525	#ifdef ENABLE_TRANSPARENCY
		526	if (option (Opt_transparent))
		527	{
		528	bgPixmap.set_transparent ();
		529	#ifdef HAVE_AFTERIMAGE
		530	if (rs [Rs_blurradius])
		531	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		532	#endif
		533	if (ISSET_PIXCOLOR (Color_tint))
		534	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		535	if (rs [Rs_shade])
		536	bgPixmap.set_shade (rs [Rs_shade]);
		537
		538	bgPixmap.set_root_pixmap ();
		539	XSelectInput (dpy, display->root, PropertyChangeMask);
		540	rootwin_ev.start (display, display->root);
		541	}
		542	#endif
		543
		544	#ifdef BG_IMAGE_FROM_FILE
		545	if (rs[Rs_backgroundPixmap] != NULL)
		546	{
		547	const char *p = rs[Rs_backgroundPixmap];
		548
		549	if ((p = strchr (p, ';')) != NULL)
		550	{
		551	p++;
		552	bgPixmap.set_geometry (p);
		553	}
		554	else
		555	bgPixmap.set_defaultGeometry ();
		556
		557	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		558	if (!bgPixmap.window_position_sensitive ())
		559	update_background ();
		560	}
		561	#endif
		562	}
		563	#endif
		564
		565	#if ENABLE_PERL
		566	rootwin_ev.start (display, display->root);
		567	#endif
		568
		569	set_colorfgbg ();
		570
		571	init_command (cmd_argv);
		572
		573	free (cmd_argv);
		574
		575	if (pty->pty >= 0)
		576	pty_ev.start (pty->pty, ev::READ);
		577
		578	prepare_ev.start ();
		579
		580	HOOK_INVOKE ((this, HOOK_START, DT_END));
		581
		582	#if ENABLE_XEMBED
		583	if (rs[Rs_embed])
		584	{
		585	long info[2] = { 0, XEMBED_MAPPED };
		586
		587	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		588	32, PropModeReplace, (unsigned char *)&info, 2);
		589	}
		590	#endif
		591
		592	XMapWindow (dpy, vt);
		593	XMapWindow (dpy, parent[0]);
		594
		595	return true;
		596	}
		597
		598	static struct sig_handlers
		599	{
		600	ev::sig sw_term, sw_int;
		601
		602	/*
		603	* Catch a fatal signal and tidy up before quitting
		604	*/
314	void	605	void
315	rxvt_clean_exit ()	606	sig_term (ev::sig &w, int revents)
316	{	607	{
317	dR;	608	rxvt_emergency_cleanup ();
		609	w.stop ();
		610	kill (getpid (), w.signum);
		611	}
318		612
319	R->destroy ();	613	sig_handlers ()
		614	: sw_term (this, &sig_handlers::sig_term),
		615	sw_int (this, &sig_handlers::sig_term)
		616	{
		617	}
		618	} sig_handlers;
		619
		620	char **rxvt_environ; // startup environment
		621
		622	void
		623	rxvt_init ()
		624	{
		625	ptytty::init ();
		626
		627	if (!ev_default_loop (0))
		628	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		629
		630	rxvt_environ = environ;
		631
		632	signal (SIGHUP, SIG_IGN);
		633	signal (SIGPIPE, SIG_IGN);
		634
		635	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		636	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		637
		638	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		639	/* signal (SIGURG, SIG_DFL); */
		640
		641	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		642	// TODO: handle this with exceptions and tolerate the memory loss
		643	XSetIOErrorHandler (rxvt_xioerror_handler);
		644
		645	XrmInitialize ();
320	}	646	}
321		647
322	/* ------------------------------------------------------------------------- *	648	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *	649	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */	650	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */	651	void *
326	void *
327	rxvt_malloc(size_t size)	652	rxvt_malloc (size_t size)
328	{	653	{
329	void *p;
330
331	p = malloc(size);	654	void *p = malloc (size);
		655
332	if (p)	656	if (!p)
		657	rxvt_fatal ("memory allocation failure. aborting.\n");
		658
333	return p;	659	return p;
334
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
336	rxvt_clean_exit();
337	exit(EXIT_FAILURE);
338	/* NOTREACHED */
339	}	660	}
340		661
341	/* EXTPROTO */	662	void *
342	void *
343	rxvt_calloc(size_t number, size_t size)	663	rxvt_calloc (size_t number, size_t size)
344	{	664	{
345	void *p;
346
347	p = calloc(number, size);	665	void *p = calloc (number, size);
		666
348	if (p)	667	if (!p)
		668	rxvt_fatal ("memory allocation failure. aborting.\n");
		669
349	return p;	670	return p;
350
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
352	rxvt_clean_exit();
353	exit(EXIT_FAILURE);
354	/* NOTREACHED */
355	}	671	}
356		672
357	/* EXTPROTO */	673	void *
358	void *
359	rxvt_realloc(void *ptr, size_t size)	674	rxvt_realloc (void *ptr, size_t size)
360	{	675	{
361	void *p;
362
363	if (ptr)
364	p = realloc(ptr, size);	676	void *p = realloc (ptr, size);
365	else	677
366	p = malloc(size);
367	if (p)	678	if (!p)
		679	rxvt_fatal ("memory allocation failure. aborting.\n");
		680
368	return p;	681	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}	682	}
375
376	/* ------------------------------------------------------------------------- *
377	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void
382	rxvt_privileges(pR_ int mode)
383	{
384	#if ! defined(__CYGWIN32__)
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
386	/* setreuid() is the poor man's setuid(), seteuid() */
387	# define seteuid(a) setreuid(-1, (a))
388	# define setegid(a) setregid(-1, (a))
389	# define HAVE_SETEUID
390	# endif
391	# ifdef HAVE_SETEUID
392	switch (mode) {
393	case IGNORE:
394	/*
395	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required
397	*/
398	seteuid(getuid());
399	setegid(getgid());
400	break;
401	case SAVE:
402	R->euid = geteuid();
403	R->egid = getegid();
404	break;
405	case RESTORE:
406	seteuid(R->euid);
407	setegid(R->egid);
408	break;
409	}
410	# else
411	switch (mode) {
412	case IGNORE:
413	setuid(getuid());
414	setgid(getgid());
415	/* FALLTHROUGH */
416	case SAVE:
417	/* FALLTHROUGH */
418	case RESTORE:
419	break;
420	}
421	# endif
422	#endif
423	}
424
425	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void
428	rxvt_privileged_utmp(pR_ char action)
429	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431	action, R->next_utmp_action, getpid()));
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;
436
437	rxvt_privileges(aR_ RESTORE);
438	if (action == SAVE) {
439	R->next_utmp_action = RESTORE;
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441	} else { /* action == RESTORE */
442	R->next_utmp_action = IGNORE;
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif
471	{
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif
477	}
478	} else { /* action == RESTORE */
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif
488	}
489
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif
500	}
501	#endif
502		683
503	/*----------------------------------------------------------------------*/	684	/*----------------------------------------------------------------------*/
504	/*	685	/*
505	* window size/position calculcations for XSizeHint and other storage.	686	* window size/position calculations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	687	* if width/height are non-zero then override calculated width/height
507	*/	688	*/
508	/* EXTPROTO */
509	void	689	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	690	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	691	{
512	short recalc_x, recalc_y;	692	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	693	int x, y, sb_w, flags;
514	unsigned int w, h;	694	unsigned int w, h;
515	unsigned int max_width, max_height;	695	unsigned int max_width, max_height;
516		696
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519	R->szHint.height));
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	697	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	698	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	699	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		700
524	recalc_x = recalc_y = 0;	701	recalc_x = recalc_y = 0;
525	flags = 0;	702	flags = 0;
		703
526	if (!R->parsed_geometry) {	704	if (!parsed_geometry)
		705	{
527	R->parsed_geometry = 1;	706	parsed_geometry = 1;
		707
528	if (R->rs[Rs_geometry])	708	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	709	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		710
530	if (flags & WidthValue) {	711	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	712	{
		713	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
532	R->szHint.flags |= USSize;	714	szHint.flags |= USSize;
533	}	715	}
		716
534	if (flags & HeightValue) {	717	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	718	{
		719	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	720	szHint.flags |= USSize;
537	}	721	}
		722
538	if (flags & XValue) {	723	if (flags & XValue)
		724	{
539	R->szHint.x = x;	725	szHint.x = x;
540	R->szHint.flags |= USPosition;	726	szHint.flags |= USPosition;
		727
541	if (flags & XNegative) {	728	if (flags & XNegative)
		729	{
542	recalc_x = 1;	730	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	731	szHint.win_gravity = NorthEastGravity;
544	}	732	}
545	}	733	}
		734
546	if (flags & YValue) {	735	if (flags & YValue)
		736	{
547	R->szHint.y = y;	737	szHint.y = y;
548	R->szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
		739
549	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
550	recalc_y = 1;	742	recalc_y = 1;
		743
551	if (R->szHint.win_gravity == NorthEastGravity)	744	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	745	szHint.win_gravity = SouthEastGravity;
553	else	746	else
554	R->szHint.win_gravity = SouthWestGravity;	747	szHint.win_gravity = SouthWestGravity;
555	}	748	}
556	}	749	}
557	}	750	}
		751
558	/* TODO: BOUNDS */	752	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	753	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	754	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	755	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	756	max_height = MAX_ROWS * fheight;
563		757
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	758	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		759
566	sb_w = mb_h = 0;	760	sb_w = 0;
567	R->window_vt_x = R->window_vt_y = 0;	761	window_vt_x = window_vt_y = int_bwidth;
568	if (scrollbar_visible(R)) {	762
		763	if (scrollBar.state)
		764	{
569	sb_w = scrollbar_TotalWidth();	765	sb_w = scrollbar_TotalWidth ();
570	R->szHint.base_width += sb_w;	766	szHint.base_width += sb_w;
		767
571	if (!(R->Options & Opt_scrollBar_right))	768	if (!option (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	769	window_vt_x += sb_w;
573	}	770	}
574	if (menubar_visible(R)) {	771
575	mb_h = menuBar_TotalHeight();
576	R->szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;
578	}
579	R->szHint.width_inc = R->TermWin.fwidth;	772	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	773	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	774	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	775	szHint.min_height = szHint.base_height + szHint.height_inc;
583		776
584	if (width && width - R->szHint.base_width < max_width) {	777	if (newwidth && newwidth - szHint.base_width < max_width)
		778	{
585	R->szHint.width = width;	779	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	780	width = newwidth - szHint.base_width;
587	} else {	781	}
588	MIN_IT(R->TermWin.width, max_width);	782	else
		783	{
		784	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	785	szHint.width = szHint.base_width + width;
590	}	786	}
		787
591	if (height && height - R->szHint.base_height < max_height) {	788	if (newheight && newheight - szHint.base_height < max_height)
		789	{
592	R->szHint.height = height;	790	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	791	height = newheight - szHint.base_height;
594	} else {	792	}
595	MIN_IT(R->TermWin.height, max_height);	793	else
		794	{
		795	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	796	szHint.height = szHint.base_height + height;
597	}	797	}
		798
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	799	if (scrollBar.state && option (Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;	800	window_sb_x = szHint.width - sb_w;
600		801
601	if (recalc_x)	802	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	803	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	804
604	if (recalc_y)	805	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	806	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		807
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	808	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	809	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
612	R->szHint.height));
613	return;
614	}	810	}
615		811
616	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
617	/*	813	/*
618	* Tell the teletype handler what size the window is.	814	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	815	* Called after a window size change.
620	*/	816	*/
621	void	817	void
622	rxvt_term::tt_winch ()	818	rxvt_term::tt_winch ()
623	{	819	{
624	struct winsize ws;	820	if (pty->pty < 0)
625
626	if (cmd_fd < 0)
627	return;	821	return;
628		822
		823	struct winsize ws;
		824
629	ws.ws_col = TermWin.ncol;	825	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	826	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	827	ws.ws_xpixel = width;
632	#ifndef DEBUG_SIZE	828	ws.ws_ypixel = height;
633	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	829	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
634	#else	830
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	831	#if 0
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	832	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */	833	if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);	834	kill (-cmd_pid, SIGWINCH);
640	# endif
641	#endif	835	#endif
642	}	836	}
643		837
644	/*----------------------------------------------------------------------*/	838	/*----------------------------------------------------------------------*/
645	/* rxvt_change_font() - Switch to a new font */	839	/* set_fonts () - load and set the various fonts
646	/*	840	*
647	* init = 1 - initialize	841	* init = 1 - initialize
648	*	842	*
649	* fontname == FONT_UP - switch to bigger font	843	* fontname == FONT_UP - switch to bigger font
650	* fontname == FONT_DN - switch to smaller font	844	* fontname == FONT_DN - switch to smaller font
651	*/	845	*/
652	/* EXTPROTO */	846	bool
653	void	847	rxvt_term::set_fonts ()
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{	848	{
656	}	849	rxvt_fontset *fs = new rxvt_fontset (this);
		850	rxvt_fontprop prop;
657		851
658	/* INTPROTO */	852	if (!fs
		853	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		854	|| !fs->realize_font (1))
		855	{
		856	delete fs;
		857	return false;
		858	}
		859
		860	#if ENABLE_STYLES
		861	for (int i = RS_styleCount; --i; )
		862	if (fontset[i] != fontset[0])
		863	delete fontset[i];
		864	#endif
		865
		866	delete fontset[0];
		867	fontset[0] = fs;
		868
		869	prop = (*fs)[1]->properties ();
		870	prop.height += lineSpace;
		871
		872	fs->set_prop (prop, false);
		873
		874	fwidth = prop.width;
		875	fheight = prop.height;
		876	fbase = prop.ascent;
		877
		878	for (int style = 1; style < 4; style++)
		879	{
		880	#if ENABLE_STYLES
		881	const char *res = rs[Rs_font + style];
		882
		883	if (res && !*res)
		884	fontset[style] = fontset[0];
		885	else
		886	{
		887	fontset[style] = fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop2 = prop;
		889
		890	if (res)
		891	{
		892	fs->populate (res);
		893	fs->set_prop (prop2, false);
		894	}
		895	else
		896	{
		897	fs->populate (fontset[0]->fontdesc);
		898
		899	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		900	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		901
		902	fs->set_prop (prop2, true);
		903	}
		904
		905	}
		906	#else
		907	fontset[style] = fontset[0];
		908	#endif
		909	}
		910
		911	if (parent[0])
		912	{
		913	resize_all_windows (0, 0, 0);
		914	scr_remap_chars ();
		915	scr_touch (true);
		916	}
		917
		918	return true;
		919	}
		920
659	void	921	void
660	rxvt_font_up_down(pR_ int n, int direction)	922	rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	923	{
		924	XChangeProperty (dpy, parent[0],
		925	prop, XA_STRING, 8, PropModeReplace,
		926	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		927	}
		928
		929	void
		930	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		931	{
		932	wchar_t *ws = rxvt_mbstowcs (str, len);
		933	char *s = rxvt_wcstoutf8 (ws);
		934
		935	XChangeProperty (dpy, parent[0],
		936	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		937	(const unsigned char *)s, strlen (s));
		938
		939	free (s);
		940	free (ws);
662	}	941	}
663		942
664	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	944	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	945	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	946	void
669	rxvt_set_title(pR_ const char *str)	947	rxvt_term::set_title (const char *str)
670	{	948	{
671	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	950	#if ENABLE_EWMH
673	#else	951	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	952	#endif
683	}	953	}
684		954
685	/* EXTPROTO */
686	void	955	void
687	rxvt_set_iconName(pR_ const char *str)	956	rxvt_term::set_icon_name (const char *str)
688	{	957	{
689	#ifndef SMART_WINDOW_TITLE	958	set_string_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	959	#if ENABLE_EWMH
691	#else	960	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	961	#endif
701	}	962	}
702		963
		964	void
		965	rxvt_term::set_window_color (int idx, const char *color)
		966	{
703	#ifdef XTERM_COLOR_CHANGE	967	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void
706	rxvt_set_window_color(pR_ int idx, const char *color)
707	{
708	rxvt_color xcol;	968	rxvt_color xcol;
709	int i;	969	int i;
710		970
711	if (color == NULL || *color == '\0')	971	if (color == NULL || *color == '\0')
712	return;	972	return;
713		973
		974	color = strdup (color);
		975	allocated.push_back ((void *)color);
		976	rs[Rs_color + idx] = color;
		977
714	/* handle color aliases */	978	/* handle color aliases */
715	if (isdigit(*color)) {	979	if (isdigit (*color))
		980	{
716	i = atoi(color);	981	i = atoi (color);
717	if (i >= 8 && i <= 15) { /* bright colors */	982
718	i -= 8;	983	if (i >= 8 && i <= 15)
719	# ifndef NO_BRIGHTCOLOR	984	{
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	985	/* bright colors */
721	SET_PIXCOLOR(R, idx);	986	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722	goto Done;	987	goto done;
723	# endif
724	}	988	}
725	if (i >= 0 && i <= 7) { /* normal colors */	989
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	990	if (i >= 0 && i <= 7)
727	SET_PIXCOLOR(R, idx);	991	{
		992	/* normal colors */
		993	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728	goto Done;	994	goto done;
729	}	995	}
730	}	996	}
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		997
735	/*	998	set_color (xcol, color);
		999
		1000	/*
736	* FIXME: should free colors here, but no idea how to do it so instead,	1001	* FIXME: should free colors here, but no idea how to do it so instead,
737	* so just keep gobbling up the colormap	1002	* so just keep gobbling up the colormap
738	*/	1003	*/
739	# if 0
740	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])
742	break;
743	if (i > Color_White) {
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));
747	}
748	# endif
749		1004
750	R->PixColors[idx] = xcol;	1005	pix_colors_focused[idx] = xcol;
751	SET_PIXCOLOR(R, idx);
752		1006
753	/* XSetWindowAttributes attr; */	1007	done:
754	/* Cursor cursor; */
755	Done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759
760	/* handle Color_BD, scrollbar background, etc. */	1008	/*TODO: handle Color_BD, scrollbar background, etc. */
761		1009
762	rxvt_set_colorfgbg(aR);	1010	update_fade_color (idx);
763	rxvt_recolour_cursor(aR);	1011	recolour_cursor ();
764	/* the only reasonable way to enforce a clean update */	1012	scr_recolour ();
765	rxvt_scr_poweron(aR);	1013	#endif /* XTERM_COLOR_CHANGE */
766	}	1014	}
767		1015
768	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */
771
772	/* EXTPROTO */
773	void	1016	void
774	rxvt_recolour_cursor(pR)	1017	rxvt_term::recolour_cursor ()
775	{	1018	{
776	rxvt_color xcol[2];	1019	XColor fg, bg;
777		1020
778	#if TODO	1021	(ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	1022	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	1023	: pix_colors_focused[Color_fg]).get (fg);
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1024
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1025	(ISSET_PIXCOLOR (Color_pointer_bg)
783	#endif	1026	? pix_colors_focused[Color_pointer_bg]
		1027	: pix_colors_focused[Color_bg]).get (bg);
		1028
		1029	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784	}	1030	}
785		1031
786	/*----------------------------------------------------------------------*/	1032	/*----------------------------------------------------------------------*/
787	/*	1033	/*
788	* find if fg/bg matches any of the normal (low-intensity) colors	1034	* find if fg/bg matches any of the normal (low-intensity) colors
789	*/	1035	*/
790	/* INTPROTO */
791	void	1036	void
792	rxvt_set_colorfgbg(pR)	1037	rxvt_term::set_colorfgbg ()
793	{	1038	{
794	unsigned int i;	1039	unsigned int i;
795	const char *xpmb = "\0";	1040	const char *xpmb = "\0";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
797		1042
798	R->env_colorfgbg =	1043	strcpy (fstr, "default");
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1044	strcpy (bstr, "default");
800	STRCPY(fstr, "default");
801	STRCPY(bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	1045	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1046	if (pix_colors[Color_fg] == pix_colors[i])
		1047	{
804	sprintf(fstr, "%d", (i - Color_Black));	1048	sprintf (fstr, "%d", (i - Color_Black));
805	break;	1049	break;
806	}	1050	}
		1051
807	for (i = Color_Black; i <= Color_White; i++)	1052	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1053	if (pix_colors[Color_bg] == pix_colors[i])
		1054	{
809	sprintf(bstr, "%d", (i - Color_Black));	1055	sprintf (bstr, "%d", (i - Color_Black));
810	#ifdef XPM_BACKGROUND	1056	#ifdef BG_IMAGE_FROM_FILE
811	xpmb = "default;";	1057	xpmb = "default;";
812	#endif	1058	#endif
813	break;	1059	break;
814	}	1060	}
		1061
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1062	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	1063	}
828		1064
829	/*----------------------------------------------------------------------*/	1065	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		1066
835	/* EXTPROTO */	1067	bool
836	int	1068	rxvt_term::set_color (rxvt_color &color, const char *name)
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838	{	1069	{
839	screen_in_out->set(aR_ colour);	1070	if (color.set (this, name))
840
841	if (!screen_in_out->set(aR_ colour)) {
842	rxvt_print_error("can't allocate colour: %s", colour);
843	return false;
844	}
845
846	return true;	1071	return true;
		1072
		1073	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1074	return false;
		1075	}
		1076
		1077	void
		1078	rxvt_term::alias_color (int dst, int src)
		1079	{
		1080	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
847	}	1081	}
848		1082
849	/* -------------------------------------------------------------------- *	1083	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1084	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1085	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1086	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1087	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1088	{
857	int fix_screen;	1089	int fix_screen;
		1090	int old_width = szHint.width;
		1091	int old_height = szHint.height;
858		1092
		1093	window_calc (newwidth, newheight);
		1094
		1095	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1096	XSetWMNormalHints (dpy, parent[0], &szHint);
		1097
		1098	if (!ignoreparent)
		1099	{
859	#ifdef SMART_RESIZE	1100	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1101	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1102	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1103	* reposition window on resize depending on placement on screen
870	*/	1104	*/
871	int x, y, x1, y1;	1105	int x, y, x1, y1;
872	int dx, dy;	1106	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1107	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1108	Window unused_cr;
875		1109
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1110	XTranslateCoordinates (dpy, parent[0], display->root,
877	0, 0, &x, &y, &unused_cr);	1111	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1112	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1113	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1114	/*
881	* if Xroot isn't the parent window, a WM will probably have offset	1115	* if display->root isn't the parent window, a WM will probably have offset
882	* our position for handles and decorations. Counter it	1116	* our position for handles and decorations. Counter it
883	*/	1117	*/
884	if (x1 != x || y1 != y) {	1118	if (x1 != x || y1 != y)
		1119	{
885	x -= x1;	1120	x -= x1;
886	y -= y1;	1121	y -= y1;
887	}	1122	}
888		1123
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1124	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1125	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1126	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1127	dy = old_height - szHint.height;
893		1128
894	/* Check position of the center of the window */	1129	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1130	if (x < x1) /* left half */
896	dx = 0;	1131	dx = 0;
897	else if (x == x1) /* exact center */	1132	else if (x == x1) /* exact center */
898	dx /= 2;	1133	dx /= 2;
899	if (y < y1) /* top half */	1134	if (y < y1) /* top half */
900	dy = 0;	1135	dy = 0;
901	else if (y == y1) /* exact center */	1136	else if (y == y1) /* exact center */
902	dy /= 2;	1137	dy /= 2;
903		1138
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1139	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1140	szHint.width, szHint.height);
906	#else	1141	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1142	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1143	#endif
910	}	1144	}
911		1145
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1146	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
913	|| R->TermWin.nrow != R->prev_nrow);	1147
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1148	if (fix_screen || newwidth != old_width || newheight != old_height)
915	if (scrollbar_visible(R)) {	1149	{
		1150	if (scrollBar.state)
		1151	{
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1152	XMoveResizeWindow (dpy, scrollBar.win,
		1153	window_sb_x, 0,
917	0, scrollbar_TotalWidth(), R->szHint.height);	1154	scrollbar_TotalWidth (), szHint.height);
918	rxvt_Resize_scrollBar(aR);	1155	resize_scrollbar ();
919	}	1156	}
920	if (menubar_visible(R))	1157
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1158	XMoveResizeWindow (dpy, vt,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1159	window_vt_x, window_vt_y,
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924	R->window_vt_y, TermWin_TotalWidth(),
925	TermWin_TotalHeight());	1160	width, height);
926	#ifdef RXVT_GRAPHICS	1161
927	if (R->old_height)	1162	#ifdef HAVE_BG_PIXMAP
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1163	if (bgPixmap.window_size_sensitive ())
929	R->old_height - R->szHint.base_height);	1164	update_background ();
930	#endif	1165	#endif
		1166
931	rxvt_scr_clear(aR);	1167	scr_clear ();
932	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);
934	#endif
935	}	1168	}
936		1169
937	if (fix_screen || R->old_height == 0) {	1170	if (fix_screen || old_height == 0)
938	int curr_screen = -1;	1171	scr_reset ();
939	uint16_t old_ncol = R->prev_ncol;
940		1172
941	/* scr_reset only works on the primary screen */	1173	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
942	if (R->old_height) /* this is not the first time through */	1174	//scr_touch (false);
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
944	rxvt_scr_reset(aR);
945	if (curr_screen >= 0) { /* this is not the first time through */
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}
949	}
950		1175
951	R->old_width = R->szHint.width;	1176	#ifdef HAVE_BG_PIXMAP
952	R->old_height = R->szHint.height;	1177	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1178	// if (bgPixmap.pixmap)
		1179	// scr_touch (false);
		1180	#endif
953		1181
954	#ifdef USE_XIM	1182	#ifdef USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1183	IMSetPosition ();
956	#endif	1184	#endif
957	}	1185	}
958		1186
959	/*	1187	/*
960	* Set the width/height of the vt window in characters. Units are pixels.	1188	* Set the width/height of the vt window in characters. Units are pixels.
961	* good for toggling 80/132 columns	1189	* good for toggling 80/132 columns
962	*/	1190	*/
963	/* EXTPROTO */
964	void	1191	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1192	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1193	{
967	XWindowAttributes wattr;	1194	XWindowAttributes wattr;
968		1195
969	if (width == 0 || height == 0) {	1196	if (newwidth == 0 || newheight == 0)
		1197	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1198	XGetWindowAttributes (dpy, display->root, &wattr);
		1199
971	if (width == 0)	1200	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1201	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1202	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1203	newheight = wattr.height - szHint.base_height;
		1204	}
		1205
		1206	if (newwidth != width || newheight != height)
975	}	1207	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1208	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1209	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1210	resize_all_windows (newwidth, newheight, 0);
980	}	1211	}
981	}	1212	}
982		1213
983	/* -------------------------------------------------------------------- *	1214	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1215	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1216	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1217	#ifdef USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1218
997	/* INTPROTO */
998	void	1219	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1220	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1221	{
1001	*fg = R->PixColors[Color_fg];	1222	fg = pix_colors [Color_fg];
1002	*bg = R->PixColors[Color_bg];	1223	bg = pix_colors [Color_bg];
		1224	}
		1225
		1226	void
		1227	rxvt_term::im_set_size (XRectangle &size)
		1228	{
		1229	// the int_bwidth terms make no sense to me
		1230	size.x = int_bwidth;
		1231	size.y = int_bwidth;
		1232	size.width = Width2Pixel (ncol) + int_bwidth;
		1233	size.height = Height2Pixel (nrow) + int_bwidth;
		1234	}
		1235
		1236	void
		1237	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1238	XRectangle &status_rect,
		1239	const XRectangle &needed_rect)
		1240	{
		1241	preedit_rect.x = needed_rect.width;
		1242	preedit_rect.y = 0;
		1243	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1244	preedit_rect.height = fheight;
		1245
		1246	status_rect.x = 0;
		1247	status_rect.y = 0;
		1248	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1249	status_rect.height = fheight;
1003	}	1250	}
1004		1251
1005	/* Checking whether input method is running. */	1252	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1253	bool
1008	rxvt_IMisRunning(pR)	1254	rxvt_term::IMisRunning ()
1009	{	1255	{
1010	char *p;	1256	char *p;
1011	Atom atom;	1257	Atom atom;
1012	Window win;	1258	Window win;
1013	char server[IMBUFSIZ];	1259	char server[IMBUFSIZ];
1014		1260
1015	/* get current locale modifier */	1261	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1262	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1263	{
1017	STRCPY(server, "@server=");	1264	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1265	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1266
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1267	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1020	*p = '\0';	1268	*p = '\0';
1021		1269
1022	atom = XInternAtom(R->Xdisplay, server, False);	1270	atom = XInternAtom (dpy, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1271	win = XGetSelectionOwner (dpy, atom);
		1272
1024	if (win != None)	1273	if (win != None)
1025	return True;	1274	return True;
1026	}	1275	}
		1276
1027	return False;	1277	return False;
1028	}	1278	}
1029		1279
1030	/* EXTPROTO */
1031	void	1280	void
1032	rxvt_IMSendSpot(pR)	1281	rxvt_term::IMSendSpot ()
1033	{	1282	{
1034	XPoint spot;	1283	XPoint nspot;
1035	XVaNestedList preedit_attr;	1284	XVaNestedList preedit_attr;
1036		1285
1037	if (R->Input_Context == NULL	1286	if (!Input_Context
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1287	|| !focus
1039	|| !(R->event_type == KeyPress	1288	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1289	return;
1046		1290
1047	rxvt_setPosition(aR_ & spot);	1291	im_set_position (nspot);
1048		1292
		1293	if (nspot.x == spot.x && nspot.y == spot.y)
		1294	return;
		1295
		1296	spot = nspot;
		1297
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1298	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1299	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1300	XFree (preedit_attr);
1052	}	1301	}
1053		1302
1054	/* EXTPROTO */
1055	void	1303	void
1056	rxvt_setTermFontSet(pR_ int idx)	1304	rxvt_term::im_destroy ()
1057	{	1305	{
1058	char *string;	1306	if (input_method)
1059	long length;	1307	{
1060	int success = 0;	1308	if (Input_Context && input_method->xim)
		1309	XDestroyIC (Input_Context);
1061		1310
1062	if (idx < 0 || idx >= MAX_NFONTS)	1311	display->put_xim (input_method);
1063	return;	1312	input_method = 0;
1064	}	1313	}
1065		1314
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1315	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1316	}
		1317
		1318	#ifdef ENABLE_XIM_ONTHESPOT
		1319
		1320	static void
		1321	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1325	}
		1326
		1327	static void
		1328	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1329	{
		1330	((rxvt_term *)client_data)->make_current ();
		1331	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1332	}
		1333
		1334	static void
		1335	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1336	{
		1337	rxvt_term *term = (rxvt_term *)client_data;
		1338	XIMText *text = call_data->text;
		1339
		1340	term->make_current ();
		1341
		1342	if (text)
		1343	{
		1344	void *str;
		1345
		1346	if (!text->encoding_is_wchar && text->string.multi_byte)
		1347	{
		1348	// of course, X makes it ugly again
		1349	if (term->rs[Rs_imLocale])
		1350	SET_LOCALE (term->rs[Rs_imLocale]);
		1351
		1352	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1353	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1354
		1355	if (term->rs[Rs_imLocale])
		1356	SET_LOCALE (term->locale);
		1357	}
		1358	else
		1359	str = (void *)text->string.wide_char;
		1360
		1361	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1362	DT_INT, call_data->caret,
		1363	DT_INT, call_data->chg_first,
		1364	DT_INT, call_data->chg_length,
		1365	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1366	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1367	DT_END));
		1368	}
		1369	else
		1370	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1371	DT_INT, call_data->caret,
		1372	DT_INT, call_data->chg_first,
		1373	DT_INT, call_data->chg_length,
		1374	DT_END));
		1375	}
		1376
		1377	#if 0
		1378	static void
		1379	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1380	{
		1381	((rxvt_term *)client_data)->make_current ();
		1382	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1383	DT_INT, call_data->position,
		1384	DT_INT, call_data->direction,
		1385	DT_INT, call_data->style,
		1386	DT_END));
		1387	}
		1388	#endif
		1389
		1390	#endif
1108		1391
1109	/*	1392	/*
1110	* X manual pages and include files don't match on some systems:	1393	* Try to open a XIM with the current modifiers, then see if we can
1111	* some think this is an XIDProc and others an XIMProc so we can't	1394	* open a suitable preedit type
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/	1395	*/
1115	/* ARGSUSED */	1396	bool
1116	/* EXTPROTO */	1397	rxvt_term::IM_get_IC (const char *modifiers)
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{	1398	{
1123	dR;	1399	int i, j, found;
1124	int i, found, had_im;	1400	XIM xim;
		1401	XPoint spot;
		1402	XRectangle rect, status_rect, needed_rect;
		1403	unsigned long fg, bg;
		1404	const char *p;
		1405	char **s;
		1406	XIMStyles *xim_styles;
		1407	#ifdef ENABLE_XIM_ONTHESPOT
		1408	XIMCallback xcb[4];
		1409	#endif
		1410
		1411	set_environ (envv);
		1412
		1413	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1414	return false;
		1415
		1416	input_method = display->get_xim (locale, modifiers);
		1417	if (input_method == NULL)
		1418	return false;
		1419
		1420	xim = input_method->xim;
		1421	spot.x = spot.y = -1;
		1422
		1423	xim_styles = NULL;
		1424	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1425	|| !xim_styles || !xim_styles->count_styles)
		1426	{
		1427	im_destroy ();
		1428	return false;
		1429	}
		1430
		1431	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1432
		1433	for (int pi = 0; pi < 2; pi++)
		1434	{
		1435	p = pet[pi];
		1436
		1437	if (!p)
		1438	continue;
		1439
		1440	s = rxvt_splitcommastring (p);
		1441
		1442	for (i = found = 0; !found && s[i]; i++)
		1443	{
		1444	if (!strcmp (s[i], "OverTheSpot"))
		1445	input_style = XIMPreeditPosition | XIMStatusNothing;
		1446	else if (!strcmp (s[i], "OffTheSpot"))
		1447	input_style = XIMPreeditArea | XIMStatusArea;
		1448	else if (!strcmp (s[i], "Root"))
		1449	input_style = XIMPreeditNothing | XIMStatusNothing;
		1450	else if (!strcmp (s[i], "None"))
		1451	input_style = XIMPreeditNone | XIMStatusNone;
		1452	#ifdef ENABLE_XIM_ONTHESPOT
		1453	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1454	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1455	#endif
		1456	else
		1457	input_style = XIMPreeditNothing | XIMStatusNothing;
		1458
		1459	for (j = 0; j < xim_styles->count_styles; j++)
		1460	if (input_style == xim_styles->supported_styles[j])
		1461	{
		1462	rxvt_freecommastring (s);
		1463
		1464	found = 1;
		1465	goto foundpet;
		1466	}
		1467
		1468	}
		1469
		1470	rxvt_freecommastring (s);
		1471	}
		1472
		1473	foundpet:
		1474
		1475	XFree (xim_styles);
		1476
		1477	if (!found)
		1478	{
		1479	im_destroy ();
		1480	return false;
		1481	}
		1482
		1483	XFontSet fs = 0;
		1484	XVaNestedList preedit_attr = 0, status_attr = 0;
		1485
		1486	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1487	{
		1488	// fake us a font-set, please
		1489	char **missing_charset_list;
		1490	int missing_charset_count;
		1491	char *def_string;
		1492	char pat[512];
		1493
		1494	sprintf (pat,
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"*",
		1501	fheight,
		1502	fheight + 1, fheight - 1,
		1503	fheight - 2, fheight + 2);
		1504
		1505	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1506	&missing_charset_list, &missing_charset_count, &def_string);
		1507
		1508	if (missing_charset_list)
		1509	XFreeStringList (missing_charset_list);
		1510
		1511	if (!fs)
		1512	{
		1513	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1514	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1515	}
		1516	}
		1517
		1518	if (input_style & XIMPreeditPosition)
		1519	{
		1520	im_set_size (rect);
		1521	im_set_position (spot);
		1522	im_set_color (fg, bg);
		1523
		1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &rect,
		1528	XNSpotLocation, &spot,
		1529	XNFontSet, fs,
		1530	NULL);
		1531	}
		1532	else if (input_style & XIMPreeditArea)
		1533	{
		1534	im_set_color (fg, bg);
		1535
		1536	/*
		1537	* The necessary width of preedit area is unknown
		1538	* until create input context.
		1539	*/
		1540	needed_rect.width = 0;
		1541	im_set_preedit_area (rect, status_rect, needed_rect);
		1542
		1543	preedit_attr = XVaCreateNestedList (0,
		1544	XNForeground, fg,
		1545	XNBackground, bg,
		1546	XNArea, &rect,
		1547	XNFontSet, fs,
		1548	NULL);
		1549	status_attr = XVaCreateNestedList (0,
		1550	XNForeground, fg,
		1551	XNBackground, bg,
		1552	XNArea, &status_rect,
		1553	XNFontSet, fs,
		1554	NULL);
		1555	}
		1556	#if ENABLE_XIM_ONTHESPOT
		1557	else if (input_style & XIMPreeditCallbacks)
		1558	{
		1559	im_set_position (spot);
		1560
		1561	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1562	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1563	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1564	# if 0
		1565	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1566	# endif
		1567
		1568	preedit_attr = XVaCreateNestedList (0,
		1569	XNSpotLocation, &spot,
		1570	XNPreeditStartCallback, &xcb[0],
		1571	XNPreeditDoneCallback , &xcb[1],
		1572	XNPreeditDrawCallback , &xcb[2],
		1573	# if 0
		1574	XNPreeditCaretCallback, &xcb[3],
		1575	# endif
		1576	NULL);
		1577	}
		1578	#endif
		1579
		1580	Input_Context = XCreateIC (xim,
		1581	XNInputStyle, input_style,
		1582	XNClientWindow, vt,
		1583	XNFocusWindow, parent[0],
		1584	preedit_attr ? XNPreeditAttributes : NULL,
		1585	preedit_attr,
		1586	status_attr ? XNStatusAttributes : NULL,
		1587	status_attr, NULL);
		1588
		1589	if (preedit_attr) XFree (preedit_attr);
		1590	if (status_attr) XFree (status_attr);
		1591	if (fs) XFreeFontSet (dpy, fs);
		1592
		1593	if (Input_Context == NULL)
		1594	{
		1595	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1596	im_destroy ();
		1597	return false;
		1598	}
		1599
		1600	#if 0
		1601	// unfortunately, only the focus window is used by XIM, hard to fix
		1602	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1603	vt_select_input ();
		1604	#endif
		1605
		1606	IMSetPosition ();
		1607
		1608	return true;
		1609	}
		1610
		1611	void
		1612	rxvt_term::im_cb ()
		1613	{
		1614	int i;
1125	const char *p;	1615	const char *p;
1126	char **s;	1616	char **s;
1127	char buf[IMBUFSIZ];	1617	char buf[IMBUFSIZ];
1128		1618
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1619	make_current ();
		1620
		1621	im_destroy ();
		1622
1130	if (R->Input_Context)	1623	if (Input_Context)
1131	return;	1624	return;
1132		1625
		1626	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1627	if (rs[Rs_imLocale])
		1628	SET_LOCALE (rs[Rs_imLocale]);
		1629	#endif
		1630
1133	p = R->rs[Rs_inputMethod];	1631	p = rs[Rs_inputMethod];
1134	if (p && *p)	1632	if (p && *p)
1135	{	1633	{
1136	bool found = false;	1634	bool found = false;
1137		1635
1138	s = rxvt_splitcommastring (p);	1636	s = rxvt_splitcommastring (p);
		1637
1139	for (i = 0; s[i]; i++)	1638	for (i = 0; s[i]; i++)
1140	{	1639	{
1141	if (*s[i])	1640	if (*s[i])
1142	{	1641	{
1143	STRCPY (buf, "@im=");	1642	strcpy (buf, "@im=");
1144	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1643	strncat (buf, s[i], IMBUFSIZ - 5);
1145	if ((p = XSetLocaleModifiers (buf)) && *p	1644	if (IM_get_IC (buf))
1146	&& rxvt_IM_get_IC (aR))
1147	{	1645	{
1148	found = true;	1646	found = true;
1149	break;	1647	break;
1150	}	1648	}
1151	}	1649	}
1152	}	1650	}
1153	for (i = 0; s[i]; i++)	1651
1154	free(s[i]);	1652	rxvt_freecommastring (s);
1155	free(s);
1156		1653
1157	if (found)	1654	if (found)
1158	return;	1655	goto done;
1159	}	1656	}
1160		1657
1161	/* try with XMODIFIERS env. var. */	1658	/* try with XMODIFIERS env. var. */
1162	if ((p = XSetLocaleModifiers ("")) && *p	1659	if (IM_get_IC (""))
1163	&& rxvt_IM_get_IC (aR))	1660	goto done;
		1661
		1662	/* try with no modifiers base IF the user didn't specify an IM */
		1663	if (IM_get_IC ("@im=none"))
		1664	goto done;
		1665
		1666	done:
		1667	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1668	if (rs[Rs_imLocale])
		1669	SET_LOCALE (locale);
		1670	#endif
		1671	}
		1672
		1673	void
		1674	rxvt_term::IMSetPosition ()
		1675	{
		1676	XRectangle preedit_rect, status_rect, *needed_rect;
		1677	XVaNestedList preedit_attr, status_attr;
		1678
		1679	if (!Input_Context
		1680	|| !focus
		1681	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1682	|| !IMisRunning ())
1164	return;	1683	return;
1165		1684
1166	/* try with no modifiers base IF the user didn't specify an IM */
1167	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1168	&& rxvt_IM_get_IC (aR) == True)
1169	return;
1170	}
1171
1172	/*
1173	* Try to open a XIM with the current modifiers, then see if we can
1174	* open a suitable preedit type
1175	*/
1176	/* INTPROTO */
1177	Bool
1178	rxvt_IM_get_IC(pR)
1179	{
1180	int i, j, found;
1181	XIM xim;
1182	XPoint spot;
1183	XRectangle rect, status_rect, needed_rect;
1184	unsigned long fg, bg;
1185	const char *p;
1186	char **s;
1187	XIMStyles *xim_styles;
1188	XVaNestedList preedit_attr, status_attr;
1189	XIMCallback ximcallback;
1190
1191	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1192	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1193	if (xim == NULL)
1194	return False;
1195
1196	xim_styles = NULL;
1197	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1198	|| !xim_styles || !xim_styles->count_styles) {
1199	XCloseIM(xim);
1200	return False;
1201	}
1202
1203	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1204	: "OverTheSpot,OffTheSpot,Root";
1205	s = rxvt_splitcommastring(p);
1206	for (i = found = 0; !found && s[i]; i++) {
1207	if (!STRCMP(s[i], "OverTheSpot"))
1208	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1209	else if (!STRCMP(s[i], "OffTheSpot"))
1210	R->input_style = (XIMPreeditArea | XIMStatusArea);
1211	else if (!STRCMP(s[i], "Root"))
1212	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1213
1214	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (R->input_style == xim_styles->supported_styles[j]) {
1216	found = 1;
1217	break;
1218	}
1219	}
1220	for (i = 0; s[i]; i++)
1221	free(s[i]);
1222	free(s);
1223	XFree(xim_styles);
1224
1225	if (!found) {
1226	XCloseIM(xim);
1227	return False;
1228	}
1229
1230	ximcallback.callback = rxvt_IMDestroyCallback;
1231
1232	/* XXX: not sure why we need this (as well as IC one below) */
1233	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1234
1235	preedit_attr = status_attr = NULL;
1236
1237	if (R->input_style & XIMPreeditPosition) {	1685	if (input_style & XIMPreeditPosition)
1238	rxvt_setSize(aR_ & rect);	1686	{
1239	rxvt_setPosition(aR_ & spot);	1687	im_set_size (preedit_rect);
1240	rxvt_setColor(aR_ & fg, &bg);
1241
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1688	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, R->TermWin.fontset,
1246	NULL);
1247	} else if (R->input_style & XIMPreeditArea) {
1248	rxvt_setColor(aR_ & fg, &bg);
1249		1689
1250	/*	1690	XSetICValues (Input_Context,
1251	* The necessary width of preedit area is unknown	1691	XNPreeditAttributes, preedit_attr, NULL);
1252	* until create input context.	1692	}
1253	*/	1693	else
1254	needed_rect.width = 0;
1255
1256	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1257
1258	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1263	XNForeground, fg, XNBackground, bg,
1264	//XNFontSet, R->TermWin.fontset,
1265	NULL);
1266	}	1694	{
1267	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1268	XNClientWindow, R->TermWin.parent[0],
1269	XNFocusWindow, R->TermWin.parent[0],
1270	XNDestroyCallback, &ximcallback,
1271	preedit_attr ? XNPreeditAttributes : NULL,
1272	preedit_attr,
1273	status_attr ? XNStatusAttributes : NULL,
1274	status_attr, NULL);
1275	if (preedit_attr)
1276	XFree(preedit_attr);
1277	if (status_attr)
1278	XFree(status_attr);
1279	if (R->Input_Context == NULL) {
1280	rxvt_print_error("failed to create input context");
1281	XCloseIM(xim);
1282	return False;
1283	}
1284	if (R->input_style & XIMPreeditArea)
1285	rxvt_IMSetStatusPosition(aR);
1286	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1287	return True;
1288	}
1289
1290	/* EXTPROTO */
1291	void
1292	rxvt_IMSetStatusPosition(pR)
1293	{
1294	XRectangle preedit_rect, status_rect, *needed_rect;
1295	XVaNestedList preedit_attr, status_attr;
1296
1297	if (R->Input_Context == NULL
1298	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1299	|| !rxvt_IMisRunning(aR))
1300	return;
1301
1302	/* Getting the necessary width of preedit area */	1695	/* Getting the necessary width of preedit area */
1303	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1304	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1697	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1305	XFree(status_attr);	1698	XFree (status_attr);
1306		1699
1307	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1700	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1701	XFree (needed_rect);
1308		1702
1309	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1703	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1310	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1704	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1311		1705
1312	XSetICValues(R->Input_Context,	1706	XSetICValues (Input_Context,
1313	XNPreeditAttributes, preedit_attr,	1707	XNPreeditAttributes, preedit_attr,
1314	XNStatusAttributes, status_attr, NULL);	1708	XNStatusAttributes, status_attr,
		1709	NULL);
1315		1710
		1711	XFree (status_attr);
		1712	}
		1713
1316	XFree(preedit_attr);	1714	XFree (preedit_attr);
1317	XFree(status_attr);
1318	}	1715	}
1319	#endif /* USE_XIM */	1716	#endif /* USE_XIM */
1320		1717
1321	/*----------------------------------------------------------------------*/	1718	void
1322	rxvt_t rxvt_current_term;	1719	rxvt_term::get_window_origin (int &x, int &y)
		1720	{
		1721	Window cr;
		1722	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1723	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1724	}
		1725
		1726	Pixmap
		1727	rxvt_term::get_pixmap_property (int prop_id)
		1728	{
		1729	if (prop_id > 0 && prop_id < NUM_XA)
		1730	if (xa[prop_id])
		1731	{
		1732	int aformat;
		1733	unsigned long nitems, bytes_after;
		1734	Atom atype;
		1735	unsigned char *prop = NULL;
		1736	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1737	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1738	&nitems, &bytes_after, &prop);
		1739	if (result == Success && prop && atype == XA_PIXMAP)
		1740	{
		1741	return *(Pixmap *)prop;
		1742	}
		1743	}
		1744	return None;
		1745	}
		1746
		1747	#ifdef HAVE_BG_PIXMAP
		1748	# if TRACE_PIXMAPS
		1749	# undef update_background
		1750	int rxvt_term::trace_update_background (const char *file, int line)
		1751	{
		1752	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1753	update_background ();
		1754	}
		1755	# endif
		1756
		1757	int
		1758	rxvt_term::update_background ()
		1759	{
		1760	bgPixmap.invalidate ();
		1761
		1762	/* no chance of real time refresh if we are blurring! */
		1763	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1764	bgPixmap.render ();
		1765	else
		1766	{
		1767	update_background_ev.stop ();
		1768
		1769	if (!bgPixmap.need_client_side_rendering())
		1770	update_background_ev.start (.05);
		1771	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1772	update_background_ev.start (.20); /* very slow !!! */
		1773	else
		1774	update_background_ev.start (.07);
		1775	}
		1776
		1777	return 0;
		1778	}
		1779
		1780	void
		1781	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1782	{
		1783	bgPixmap.render ();
		1784	}
		1785
		1786	#endif /* HAVE_BG_PIXMAP */
1323		1787
1324	/*----------------------- end-of-file (C source) -----------------------*/	1788	/*----------------------- end-of-file (C source) -----------------------*/

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