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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.287 by ayin, Tue Dec 18 01:26:42 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.9 2003/12/02 21:49:46 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) 2003-2007 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
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		176	#endif
		177	#ifdef HAVE_SCROLLBARS
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#endif
		180	#ifdef USE_XIM
		181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	182	#endif
67	#ifdef POINTER_BLANK	183	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	185	#endif
70	x_ev (this, &rxvt_term::x_cb),	186	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	188	#endif
73	{	189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		190	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		191	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		192	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		193	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		194	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	197	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		198
		199	termlist.push_back (this);
		200
		201	#ifdef KEYSYM_RESOURCE
		202	keyboard = new keyboard_manager;
		203	#endif
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
75	}	216	}
76		217
77	rxvt_term::~rxvt_term ()	218	rxvt_term::~rxvt_term ()
78	{	219	{
79	rxvt_scr_release (this);	220	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		221
81	#ifndef NO_SETOWNER_TTYDEV	222	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
83	#endif	228	#endif
84	#ifdef UTMP_SUPPORT	229	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	230
86	#endif	231	if (display)
		232	{
		233	selection_clear ();
		234
87	#ifdef USE_XIM	235	#ifdef USE_XIM
88	if (Input_Context != NULL)	236	im_destroy ();
		237	#endif
		238	#ifdef XTERM_SCROLLBAR
		239	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		240	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		241	#endif
		242	#ifdef PLAIN_SCROLLBAR
		243	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		244	#endif
		245	#ifdef NEXT_SCROLLBAR
		246	if (blackGC) XFreeGC (dpy, blackGC);
		247	if (whiteGC) XFreeGC (dpy, whiteGC);
		248	if (grayGC) XFreeGC (dpy, grayGC);
		249	if (darkGC) XFreeGC (dpy, darkGC);
		250	if (stippleGC) XFreeGC (dpy, stippleGC);
		251	if (dimple) XFreePixmap (dpy, dimple);
		252	if (upArrow) XFreePixmap (dpy, upArrow);
		253	if (downArrow) XFreePixmap (dpy, downArrow);
		254	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		255	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		256	#endif
		257	#ifdef RXVT_SCROLLBAR
		258	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		259	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		260	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		261	#endif
		262	if (gc) XFreeGC (dpy, gc);
		263
		264	delete drawable;
		265	// destroy all windows
		266	if (parent[0])
		267	XDestroyWindow (dpy, parent[0]);
		268
		269	for (int i = 0; i < TOTAL_COLORS; i++)
		270	if (ISSET_PIXCOLOR (i))
		271	{
		272	pix_colors_focused [i].free (this);
		273	#if OFF_FOCUS_FADING
		274	pix_colors_unfocused [i].free (this);
		275	#endif
		276	}
		277
		278	clear ();
89	{	279	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		280
95	if (cmd_fd >= 0)	281	delete [] pix_colors_focused;
96	close (cmd_fd);	282	#if OFF_FOCUS_FADING
		283	delete [] pix_colors_unfocused;
		284	#endif
97		285
98	if (Xfd >= 0)	286	#ifdef HAVE_BG_PIXMAP
99	XCloseDisplay (Xdisplay);	287	bgPixmap.destroy ();
		288	#endif
		289	display->flush (); /* ideally .put should do this */
		290	displays.put (display);
100		291
101	delete PixColors;	292	scr_release ();
		293
		294	/* clear all resources */
		295	for (int i = 0; i < allocated.size (); i++)
		296	free (allocated [i]);
		297
		298	free (selection.text);
		299	// TODO: manage env vars in child only(!)
		300	free (env_display);
		301	free (env_term);
		302	free (locale);
		303	free (v_buffer);
		304	free (incr_buf);
		305
		306	delete envv;
		307	delete argv;
		308
		309	#ifdef KEYSYM_RESOURCE
		310	delete keyboard;
		311	#endif
		312	#ifndef NO_RESOURCES
		313	XrmDestroyDatabase (option_db);
		314	#endif
		315	}
		316
		317	// child has exited, usually destroys
		318	void
		319	rxvt_term::child_cb (ev::child &w, int status)
		320	{
		321	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		322
		323	cmd_pid = 0;
		324
		325	if (!option (Opt_hold))
		326	destroy ();
102	}	327	}
103		328
104	void	329	void
105	rxvt_term::destroy ()	330	rxvt_term::destroy ()
106	{	331	{
		332	if (destroy_ev.is_active ())
		333	return;
		334
		335	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		336
		337	#if ENABLE_OVERLAY
		338	scr_overlay_off ();
		339	#endif
		340
		341	if (display)
		342	{
		343	#if USE_XIM
		344	im_ev.stop (display);
		345	#endif
		346	#if HAVE_SCROLLBARS
		347	scrollbar_ev.stop (display);
		348	#endif
		349	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		350	rootwin_ev.stop (display);
		351	#endif
		352	incr_ev.stop ();
		353	termwin_ev.stop (display);
		354	vt_ev.stop (display);
		355	}
		356
107	check_ev.stop ();	357	flush_ev.stop ();
108	pty_ev.stop ();	358	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	359	#ifdef CURSOR_BLINK
		360	cursor_blink_ev.stop ();
		361	#endif
		362	#ifdef TEXT_BLINK
111	blink_ev.stop ();	363	text_blink_ev.stop ();
		364	#endif
		365	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		366	cont_scroll_ev.stop ();
		367	#endif
		368	#ifdef SELECTION_SCROLLING
		369	sel_scroll_ev.stop ();
112	#endif	370	#endif
113	#ifdef POINTER_BLANK	371	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	372	pointer_ev.stop ();
115	#endif	373	#endif
116		374
117	destroy_ev.start (0);	375	destroy_ev.start ();
118	}	376	}
119		377
120	void	378	void
121	rxvt_term::destroy_cb (time_watcher &w)	379	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	380	{
123	SET_R (this);	381	make_current ();
124		382
125	delete this;	383	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	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	}	384	}
305		385
306	/*----------------------------------------------------------------------*/	386	/*----------------------------------------------------------------------*/
307	/*	387	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	388	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	389	* TODO: if debugging, this should free up any known resources if we can
310	*/	390	*/
311	/* EXTPROTO */	391	static XErrorHandler old_xerror_handler;
312	void
313	rxvt_clean_exit ()
314	{
315	dR;
316		392
317	R->destroy ();	393	static void
		394	rxvt_emergency_cleanup ()
		395	{
		396	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		397	(*t)->emergency_cleanup ();
		398	}
		399
		400	#if !ENABLE_MINIMAL
		401	static void
		402	print_x_error (Display *dpy, XErrorEvent *event)
		403	{
		404	char buffer[BUFSIZ];
		405	char mesg[BUFSIZ];
		406	char number[32];
		407	char *mtype = "XlibMessage";
		408	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		409	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		410	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		411	rxvt_warn ("%s: %s\n", mesg, buffer);
		412	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		414	sprintf(number, "%d", event->request_code);
		415	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		416	rxvt_warn ("(which is %s)\n", buffer);
		417	if (event->request_code >= 128) {
		418	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		421	}
		422	if ((event->error_code == BadWindow) ||
		423	(event->error_code == BadPixmap) ||
		424	(event->error_code == BadCursor) ||
		425	(event->error_code == BadFont) ||
		426	(event->error_code == BadDrawable) ||
		427	(event->error_code == BadColor) ||
		428	(event->error_code == BadGC) ||
		429	(event->error_code == BadIDChoice) ||
		430	(event->error_code == BadValue) ||
		431	(event->error_code == BadAtom)) {
		432	if (event->error_code == BadValue)
		433	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		434	mesg, BUFSIZ);
		435	else if (event->error_code == BadAtom)
		436	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		437	mesg, BUFSIZ);
		438	else
		439	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		442	}
		443	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		444	mesg, BUFSIZ);
		445	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		446	}
		447	#endif
		448
		449	int
		450	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		451	{
		452	if (GET_R->allowedxerror == -1)
		453	GET_R->allowedxerror = event->error_code;
		454	else
		455	{
		456	// GET_R is most likely not the terminal which caused the error,
		457	// so just output the error and continue
		458	#if ENABLE_MINIMAL
		459	old_xerror_handler (display, event);
		460	#else
		461	print_x_error (display, event);
		462	#endif
		463	}
		464
		465	return 0;
		466	}
		467
		468	int
		469	rxvt_xioerror_handler (Display *display)
		470	{
		471	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		472	DisplayString (display));
		473	rxvt_emergency_cleanup ();
		474	_exit (EXIT_FAILURE);
		475	}
		476
		477	/*----------------------------------------------------------------------*/
		478	void
		479	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		480	{
		481	this->envv = envv;
		482
		483	SET_R (this);
		484	set_locale ("");
		485	set_environ (envv); // few things in X do not call setlocale :(
		486
		487	init_vars ();
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
		495	#endif
		496
		497	#ifdef HAVE_SCROLLBARS
		498	if (option (Opt_scrollBar))
		499	scrollBar.setIdle (); /* set existence for size calculations */
		500	#endif
		501
		502	pty = ptytty::create ();
		503
		504	create_windows (argc, argv);
		505
		506	init_xlocale ();
		507
		508	scr_reset (); // initialize screen
		509
		510	#if 0
		511	XSynchronize (dpy, True);
		512	#endif
		513
		514	#ifdef HAVE_SCROLLBARS
		515	if (option (Opt_scrollBar))
		516	resize_scrollbar (); /* create and map scrollbar */
		517	#endif
		518	#ifdef HAVE_BG_PIXMAP
		519	{
		520	bgPixmap.set_target (this);
		521
		522	#ifdef ENABLE_TRANSPARENCY
		523	if (option (Opt_transparent))
		524	{
		525	bgPixmap.set_transparent ();
		526	#ifdef HAVE_AFTERIMAGE
		527	if (rs [Rs_blurradius])
		528	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		529	#endif
		530	if (ISSET_PIXCOLOR (Color_tint))
		531	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		532	if (rs [Rs_shade])
		533	bgPixmap.set_shade (rs [Rs_shade]);
		534
		535	bgPixmap.set_root_pixmap ();
		536	XSelectInput (dpy, display->root, PropertyChangeMask);
		537	rootwin_ev.start (display, display->root);
		538	}
		539	#endif
		540
		541	#ifdef BG_IMAGE_FROM_FILE
		542	if (rs[Rs_backgroundPixmap] != NULL)
		543	{
		544	const char *p = rs[Rs_backgroundPixmap];
		545
		546	if ((p = strchr (p, ';')) != NULL)
		547	{
		548	p++;
		549	bgPixmap.set_geometry (p);
		550	}
		551	else
		552	bgPixmap.set_defaultGeometry ();
		553
		554	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		555	if (!bgPixmap.window_position_sensitive ())
		556	update_background ();
		557	}
		558	#endif
		559	}
		560	#endif
		561
		562	#if ENABLE_PERL
		563	rootwin_ev.start (display, display->root);
		564	#endif
		565
		566	set_colorfgbg ();
		567
		568	init_command (cmd_argv);
		569
		570	free (cmd_argv);
		571
		572	if (pty->pty >= 0)
		573	pty_ev.start (pty->pty, ev::READ);
		574
		575	HOOK_INVOKE ((this, HOOK_START, DT_END));
		576
		577	#if ENABLE_XEMBED
		578	if (rs[Rs_embed])
		579	{
		580	long info[2] = { 0, XEMBED_MAPPED };
		581
		582	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		583	32, PropModeReplace, (unsigned char *)&info, 2);
		584	}
		585	#endif
		586
		587	XMapWindow (dpy, vt);
		588	XMapWindow (dpy, parent[0]);
		589	}
		590
		591	static struct sig_handlers
		592	{
		593	ev::sig sw_term, sw_int;
		594
		595	/*
		596	* Catch a fatal signal and tidy up before quitting
		597	*/
		598	void sig_term (ev::sig &w, int revents);
		599
		600	sig_handlers ()
		601	{
		602	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		603	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		604	}
		605	} sig_handlers;
		606
		607	void
		608	sig_handlers::sig_term (ev::sig &w, int revents)
		609	{
		610	rxvt_emergency_cleanup ();
		611	w.stop ();
		612	kill (getpid (), w.signum);
		613	}
		614
		615	char **rxvt_environ; // startup environment
		616
		617	void
		618	rxvt_init ()
		619	{
		620	ptytty::init ();
		621
		622	if (!ev_default_loop (0))
		623	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		624
		625	rxvt_environ = environ;
		626
		627	signal (SIGHUP, SIG_IGN);
		628	signal (SIGPIPE, SIG_IGN);
		629
		630	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		631	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		632
		633	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		634	/* signal (SIGURG, SIG_DFL); */
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
318	}	641	}
319		642
320	/* ------------------------------------------------------------------------- *	643	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	644	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	645	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	646	void *
324	void *
325	rxvt_malloc(size_t size)	647	rxvt_malloc (size_t size)
326	{	648	{
327	void *p;
328
329	p = malloc(size);	649	void *p = malloc (size);
		650
330	if (p)	651	if (!p)
		652	rxvt_fatal ("memory allocation failure. aborting.\n");
		653
331	return p;	654	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	655	}
338		656
339	/* EXTPROTO */	657	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	658	rxvt_calloc (size_t number, size_t size)
342	{	659	{
343	void *p;
344
345	p = calloc(number, size);	660	void *p = calloc (number, size);
		661
346	if (p)	662	if (!p)
		663	rxvt_fatal ("memory allocation failure. aborting.\n");
		664
347	return p;	665	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	666	}
354		667
355	/* EXTPROTO */	668	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	669	rxvt_realloc (void *ptr, size_t size)
358	{	670	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	671	void *p = realloc (ptr, size);
363	else	672
364	p = malloc(size);
365	if (p)	673	if (!p)
		674	rxvt_fatal ("memory allocation failure. aborting.\n");
		675
366	return p;	676	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	677	}
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		678
501	/*----------------------------------------------------------------------*/	679	/*----------------------------------------------------------------------*/
502	/*	680	/*
503	* window size/position calculcations for XSizeHint and other storage.	681	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	682	* if width/height are non-zero then override calculated width/height
505	*/	683	*/
506	/* EXTPROTO */
507	void	684	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	685	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	686	{
510	short recalc_x, recalc_y;	687	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	688	int x, y, sb_w, flags;
512	unsigned int w, h;	689	unsigned int w, h;
513	unsigned int max_width, max_height;	690	unsigned int max_width, max_height;
514		691
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;	692	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	693	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	694	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		695
522	recalc_x = recalc_y = 0;	696	recalc_x = recalc_y = 0;
523	flags = 0;	697	flags = 0;
		698
524	if (!R->parsed_geometry) {	699	if (!parsed_geometry)
		700	{
525	R->parsed_geometry = 1;	701	parsed_geometry = 1;
		702
526	if (R->rs[Rs_geometry])	703	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	704	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		705
528	if (flags & WidthValue) {	706	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	707	{
		708	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	709	szHint.flags |= USSize;
531	}	710	}
		711
532	if (flags & HeightValue) {	712	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	713	{
		714	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	715	szHint.flags |= USSize;
535	}	716	}
		717
536	if (flags & XValue) {	718	if (flags & XValue)
		719	{
537	R->szHint.x = x;	720	szHint.x = x;
538	R->szHint.flags |= USPosition;	721	szHint.flags |= USPosition;
		722
539	if (flags & XNegative) {	723	if (flags & XNegative)
		724	{
540	recalc_x = 1;	725	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	726	szHint.win_gravity = NorthEastGravity;
542	}	727	}
543	}	728	}
		729
544	if (flags & YValue) {	730	if (flags & YValue)
		731	{
545	R->szHint.y = y;	732	szHint.y = y;
546	R->szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
		734
547	if (flags & YNegative) {	735	if (flags & YNegative)
		736	{
548	recalc_y = 1;	737	recalc_y = 1;
		738
549	if (R->szHint.win_gravity == NorthEastGravity)	739	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	740	szHint.win_gravity = SouthEastGravity;
551	else	741	else
552	R->szHint.win_gravity = SouthWestGravity;	742	szHint.win_gravity = SouthWestGravity;
553	}	743	}
554	}	744	}
555	}	745	}
		746
556	/* TODO: BOUNDS */	747	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	748	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	749	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	750	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	751	max_height = MAX_ROWS * fheight;
561		752
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	753	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		754
564	sb_w = mb_h = 0;	755	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	756	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	757
		758	if (scrollBar.state)
		759	{
567	sb_w = scrollbar_TotalWidth();	760	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	761	szHint.base_width += sb_w;
		762
569	if (!(R->Options & Opt_scrollBar_right))	763	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	764	window_vt_x += sb_w;
571	}	765	}
572	if (menubar_visible(R)) {	766
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;	767	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	768	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	769	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	770	szHint.min_height = szHint.base_height + szHint.height_inc;
581		771
582	if (width && width - R->szHint.base_width < max_width) {	772	if (newwidth && newwidth - szHint.base_width < max_width)
		773	{
583	R->szHint.width = width;	774	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	775	width = newwidth - szHint.base_width;
585	} else {	776	}
586	MIN_IT(R->TermWin.width, max_width);	777	else
		778	{
		779	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	780	szHint.width = szHint.base_width + width;
588	}	781	}
		782
589	if (height && height - R->szHint.base_height < max_height) {	783	if (newheight && newheight - szHint.base_height < max_height)
		784	{
590	R->szHint.height = height;	785	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	786	height = newheight - szHint.base_height;
592	} else {	787	}
593	MIN_IT(R->TermWin.height, max_height);	788	else
		789	{
		790	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	791	szHint.height = szHint.base_height + height;
595	}	792	}
		793
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	794	if (scrollBar.state && option (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	795	window_sb_x = szHint.width - sb_w;
598		796
599	if (recalc_x)	797	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	798	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	799
602	if (recalc_y)	800	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	801	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		802
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	803	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	804	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	}	805	}
613		806
614	/*----------------------------------------------------------------------*/	807	/*----------------------------------------------------------------------*/
615	/*	808	/*
616	* Tell the teletype handler what size the window is.	809	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	810	* Called after a window size change.
618	*/	811	*/
619	void	812	void
620	rxvt_term::tt_winch ()	813	rxvt_term::tt_winch ()
621	{	814	{
622	struct winsize ws;	815	if (pty->pty < 0)
623
624	if (cmd_fd < 0)
625	return;	816	return;
626		817
		818	struct winsize ws;
		819
627	ws.ws_col = TermWin.ncol;	820	ws.ws_col = ncol;
628	ws.ws_row = TermWin.nrow;	821	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	822	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	823	ws.ws_ypixel = height;
631	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	824	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	825
633	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	826	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	827	// TIOCSWINSZ is supposed to do this automatically and correctly
635	# ifdef SIGWINCH
636	else if (cmd_pid) /* force through to the command */	828	if (cmd_pid) /* force through to the command */
637	kill (cmd_pid, SIGWINCH);	829	kill (-cmd_pid, SIGWINCH);
638	# endif
639	#endif	830	#endif
640	}	831	}
641		832
642	/*----------------------------------------------------------------------*/	833	/*----------------------------------------------------------------------*/
643	/* rxvt_change_font() - Switch to a new font */	834	/* set_fonts () - load and set the various fonts
644	/*	835	*
645	* init = 1 - initialize	836	* init = 1 - initialize
646	*	837	*
647	* fontname == FONT_UP - switch to bigger font	838	* fontname == FONT_UP - switch to bigger font
648	* fontname == FONT_DN - switch to smaller font	839	* fontname == FONT_DN - switch to smaller font
649	*/	840	*/
650	/* EXTPROTO */	841	bool
651	void	842	rxvt_term::set_fonts ()
652	rxvt_change_font(pR_ int init, const char *fontname)
653	{	843	{
654	}	844	rxvt_fontset *fs = new rxvt_fontset (this);
		845	rxvt_fontprop prop;
655		846
656	/* INTPROTO */	847	if (!fs
		848	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		849	|| !fs->realize_font (1))
		850	{
		851	delete fs;
		852	return false;
		853	}
		854
		855	#if ENABLE_STYLES
		856	for (int i = RS_styleCount; --i; )
		857	if (fontset[i] != fontset[0])
		858	delete fontset[i];
		859	#endif
		860
		861	delete fontset[0];
		862	fontset[0] = fs;
		863
		864	prop = (*fs)[1]->properties ();
		865	prop.height += lineSpace;
		866
		867	fs->set_prop (prop, false);
		868
		869	fwidth = prop.width;
		870	fheight = prop.height;
		871	fbase = prop.ascent;
		872
		873	for (int style = 1; style < 4; style++)
		874	{
		875	#if ENABLE_STYLES
		876	const char *res = rs[Rs_font + style];
		877
		878	if (res && !*res)
		879	fontset[style] = fontset[0];
		880	else
		881	{
		882	fontset[style] = fs = new rxvt_fontset (this);
		883	rxvt_fontprop prop2 = prop;
		884
		885	if (res)
		886	{
		887	fs->populate (res);
		888	fs->set_prop (prop2, false);
		889	}
		890	else
		891	{
		892	fs->populate (fontset[0]->fontdesc);
		893
		894	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		895	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		896
		897	fs->set_prop (prop2, true);
		898	}
		899
		900	}
		901	#else
		902	fontset[style] = fontset[0];
		903	#endif
		904	}
		905
		906	if (parent[0])
		907	{
		908	resize_all_windows (0, 0, 0);
		909	scr_remap_chars ();
		910	scr_touch (true);
		911	}
		912
		913	return true;
		914	}
		915
657	void	916	void
658	rxvt_font_up_down(pR_ int n, int direction)	917	rxvt_term::set_string_property (Atom prop, const char *str, int len)
659	{	918	{
		919	XChangeProperty (dpy, parent[0],
		920	prop, XA_STRING, 8, PropModeReplace,
		921	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		922	}
		923
		924	void
		925	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		926	{
		927	wchar_t *ws = rxvt_mbstowcs (str, len);
		928	char *s = rxvt_wcstoutf8 (ws);
		929
		930	XChangeProperty (dpy, parent[0],
		931	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		932	(const unsigned char *)s, strlen (s));
		933
		934	free (s);
		935	free (ws);
660	}	936	}
661		937
662	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
663	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
664	/* xterm sequences - title, iconName, color (exptl) */	940	/* xterm sequences - title, iconName, color (exptl) */
665	/* EXTPROTO */
666	void	941	void
667	rxvt_set_title(pR_ const char *str)	942	rxvt_term::set_title (const char *str)
668	{	943	{
669	#ifndef SMART_WINDOW_TITLE	944	set_string_property (XA_WM_NAME, str);
670	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	945	#if ENABLE_EWMH
671	#else	946	set_utf8_property (xa[XA_NET_WM_NAME], str);
672	char *name;
673
674	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675	name = NULL;
676	if (name == NULL || STRCMP(name, str))
677	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678	if (name)
679	XFree(name);
680	#endif	947	#endif
681	}	948	}
682		949
683	/* EXTPROTO */
684	void	950	void
685	rxvt_set_iconName(pR_ const char *str)	951	rxvt_term::set_icon_name (const char *str)
686	{	952	{
687	#ifndef SMART_WINDOW_TITLE	953	set_string_property (XA_WM_ICON_NAME, str);
688	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	954	#if ENABLE_EWMH
689	#else	955	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
690	char *name;
691
692	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693	name = NULL;
694	if (name == NULL || STRCMP(name, str))
695	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696	if (name)
697	XFree(name);
698	#endif	956	#endif
699	}	957	}
700		958
		959	void
		960	rxvt_term::set_window_color (int idx, const char *color)
		961	{
701	#ifdef XTERM_COLOR_CHANGE	962	#ifdef XTERM_COLOR_CHANGE
702	/* EXTPROTO */
703	void
704	rxvt_set_window_color(pR_ int idx, const char *color)
705	{
706	rxvt_color xcol;	963	rxvt_color xcol;
707	int i;	964	int i;
708		965
709	if (color == NULL || *color == '\0')	966	if (color == NULL || *color == '\0')
710	return;	967	return;
711		968
		969	color = strdup (color);
		970	allocated.push_back ((void *)color);
		971	rs[Rs_color + idx] = color;
		972
712	/* handle color aliases */	973	/* handle color aliases */
713	if (isdigit(*color)) {	974	if (isdigit (*color))
		975	{
714	i = atoi(color);	976	i = atoi (color);
715	if (i >= 8 && i <= 15) { /* bright colors */	977
716	i -= 8;	978	if (i >= 8 && i <= 15)
717	# ifndef NO_BRIGHTCOLOR	979	{
718	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	980	/* bright colors */
719	SET_PIXCOLOR(R, idx);	981	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
720	goto Done;	982	goto done;
721	# endif
722	}	983	}
723	if (i >= 0 && i <= 7) { /* normal colors */	984
724	R->PixColors[idx] = R->PixColors[minCOLOR + i];	985	if (i >= 0 && i <= 7)
725	SET_PIXCOLOR(R, idx);	986	{
		987	/* normal colors */
		988	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
726	goto Done;	989	goto done;
727	}	990	}
728	}	991	}
729	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
730	return;
731	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732		992
733	/*	993	set_color (xcol, color);
		994
		995	/*
734	* FIXME: should free colors here, but no idea how to do it so instead,	996	* FIXME: should free colors here, but no idea how to do it so instead,
735	* so just keep gobbling up the colormap	997	* so just keep gobbling up the colormap
736	*/	998	*/
737	# if 0
738	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[idx] == R->PixColors[i])
740	break;
741	if (i > Color_White) {
742	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
743	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
744	DisplayPlanes(R->Xdisplay, Xscreen));
745	}
746	# endif
747		999
748	R->PixColors[idx] = xcol;	1000	pix_colors_focused[idx] = xcol;
749	SET_PIXCOLOR(R, idx);
750		1001
751	/* XSetWindowAttributes attr; */	1002	done:
752	/* Cursor cursor; */
753	Done:
754	if (idx == Color_bg && !(R->Options & Opt_transparent))
755	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756	R->PixColors[Color_bg]);
757
758	/* handle Color_BD, scrollbar background, etc. */	1003	/*TODO: handle Color_BD, scrollbar background, etc. */
759		1004
760	rxvt_set_colorfgbg(aR);	1005	update_fade_color (idx);
761	rxvt_recolour_cursor(aR);	1006	recolour_cursor ();
762	/* the only reasonable way to enforce a clean update */	1007	scr_recolour ();
763	rxvt_scr_poweron(aR);	1008	#endif /* XTERM_COLOR_CHANGE */
764	}	1009	}
765		1010
766	#else
767	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
768	#endif /* XTERM_COLOR_CHANGE */
769
770	/* EXTPROTO */
771	void	1011	void
772	rxvt_recolour_cursor(pR)	1012	rxvt_term::recolour_cursor ()
773	{	1013	{
774	rxvt_color xcol[2];	1014	XColor fg, bg;
775		1015
776	#if TODO	1016	(ISSET_PIXCOLOR (Color_pointer_fg)
777	xcol[0] = R->PixColors[Color_pointer];	1017	? pix_colors_focused[Color_pointer_fg]
778	xcol[1] = R->PixColors[Color_bg];	1018	: pix_colors_focused[Color_fg]).get (fg);
779	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1019
780	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1020	(ISSET_PIXCOLOR (Color_pointer_bg)
781	#endif	1021	? pix_colors_focused[Color_pointer_bg]
		1022	: pix_colors_focused[Color_bg]).get (bg);
		1023
		1024	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
782	}	1025	}
783		1026
784	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
785	/*	1028	/*
786	* find if fg/bg matches any of the normal (low-intensity) colors	1029	* find if fg/bg matches any of the normal (low-intensity) colors
787	*/	1030	*/
788	/* INTPROTO */
789	void	1031	void
790	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
791	{	1033	{
792	unsigned int i;	1034	unsigned int i;
793	const char *xpmb = "\0";	1035	const char *xpmb = "";
794	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795		1037
796	R->env_colorfgbg =	1038	strcpy (fstr, "default");
797	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	strcpy (bstr, "default");
798	STRCPY(fstr, "default");
799	STRCPY(bstr, "default");
800	for (i = Color_Black; i <= Color_White; i++)	1040	for (i = Color_Black; i <= Color_White; i++)
801	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1041	if (pix_colors[Color_fg] == pix_colors[i])
		1042	{
802	sprintf(fstr, "%d", (i - Color_Black));	1043	sprintf (fstr, "%d", (i - Color_Black));
803	break;	1044	break;
804	}	1045	}
		1046
805	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
806	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1048	if (pix_colors[Color_bg] == pix_colors[i])
		1049	{
807	sprintf(bstr, "%d", (i - Color_Black));	1050	sprintf (bstr, "%d", (i - Color_Black));
808	#ifdef XPM_BACKGROUND	1051	#ifdef BG_IMAGE_FROM_FILE
809	xpmb = "default;";	1052	xpmb = "default;";
810	#endif	1053	#endif
811	break;	1054	break;
812	}	1055	}
		1056
813	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1057	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814	putenv(R->env_colorfgbg);
815
816	#ifndef NO_BRIGHTCOLOR
817	R->colorfgbg = DEFAULT_RSTYLE;
818	for (i = minCOLOR; i <= maxCOLOR; i++) {
819	if (R->PixColors[Color_fg] == R->PixColors[i])
820	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
821	if (R->PixColors[Color_bg] == R->PixColors[i])
822	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
823	}
824	#endif
825	}	1058	}
826		1059
827	/*----------------------------------------------------------------------*/	1060	/*----------------------------------------------------------------------*/
828	/*
829	* Colour determination for low colour displays, routine from
830	* Hans de Goede <hans@highrise.nl>
831	*/
832		1061
833	/* EXTPROTO */	1062	bool
834	int	1063	rxvt_term::set_color (rxvt_color &color, const char *name)
835	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
836	{	1064	{
837	screen_in_out->set(aR_ colour);	1065	if (color.set (this, name))
838
839	if (!screen_in_out->set(aR_ colour)) {
840	rxvt_print_error("can't allocate colour: %s", colour);
841	return false;
842	}
843
844	return true;	1066	return true;
		1067
		1068	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1069	return false;
		1070	}
		1071
		1072	void
		1073	rxvt_term::alias_color (int dst, int src)
		1074	{
		1075	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
845	}	1076	}
846		1077
847	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
848	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
849	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
850	/* EXTPROTO */
851	void	1081	void
852	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1082	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
853	int ignoreparent)
854	{	1083	{
855	int fix_screen;	1084	int fix_screen;
		1085	int old_width = szHint.width;
		1086	int old_height = szHint.height;
856		1087
		1088	window_calc (newwidth, newheight);
		1089
		1090	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1091	XSetWMNormalHints (dpy, parent[0], &szHint);
		1092
		1093	if (!ignoreparent)
		1094	{
857	#ifdef SMART_RESIZE	1095	#ifdef SMART_RESIZE
858	int old_width = R->szHint.width, old_height = R->szHint.height;	1096	/*
859	#endif
860
861	rxvt_window_calc(aR_ width, height);
862	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
863	if (!ignoreparent) {
864	#ifdef SMART_RESIZE
865	/*
866	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1097	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867	* reposition window on resize depending on placement on screen	1098	* reposition window on resize depending on placement on screen
868	*/	1099	*/
869	int x, y, x1, y1;	1100	int x, y, x1, y1;
870	int dx, dy;	1101	int dx, dy;
871	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1102	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872	Window unused_cr;	1103	Window unused_cr;
873		1104
874	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1105	XTranslateCoordinates (dpy, parent[0], display->root,
875	0, 0, &x, &y, &unused_cr);	1106	0, 0, &x, &y, &unused_cr);
876	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1107	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
877	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1108	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
878	/*	1109	/*
879	* if Xroot isn't the parent window, a WM will probably have offset	1110	* if display->root isn't the parent window, a WM will probably have offset
880	* our position for handles and decorations. Counter it	1111	* our position for handles and decorations. Counter it
881	*/	1112	*/
882	if (x1 != x || y1 != y) {	1113	if (x1 != x || y1 != y)
		1114	{
883	x -= x1;	1115	x -= x1;
884	y -= y1;	1116	y -= y1;
885	}	1117	}
886		1118
887	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
888	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
889	dx = old_width - R->szHint.width;	1121	dx = old_width - szHint.width;
890	dy = old_height - R->szHint.height;	1122	dy = old_height - szHint.height;
891		1123
892	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
893	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
894	dx = 0;	1126	dx = 0;
895	else if (x == x1) /* exact center */	1127	else if (x == x1) /* exact center */
896	dx /= 2;	1128	dx /= 2;
897	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
898	dy = 0;	1130	dy = 0;
899	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
900	dy /= 2;	1132	dy /= 2;
901		1133
902	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
903	R->szHint.width, R->szHint.height);	1135	szHint.width, szHint.height);
904	#else	1136	#else
905	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1137	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
906	R->szHint.height);
907	#endif	1138	#endif
908	}	1139	}
909		1140
910	fix_screen = (R->TermWin.ncol != R->prev_ncol	1141	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
911	|| R->TermWin.nrow != R->prev_nrow);	1142
912	if (fix_screen || width != R->old_width || height != R->old_height) {	1143	if (fix_screen || newwidth != old_width || newheight != old_height)
913	if (scrollbar_visible(R)) {	1144	{
		1145	if (scrollBar.state)
		1146	{
914	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1147	XMoveResizeWindow (dpy, scrollBar.win,
		1148	window_sb_x, 0,
915	0, scrollbar_TotalWidth(), R->szHint.height);	1149	scrollbar_TotalWidth (), szHint.height);
916	rxvt_Resize_scrollBar(aR);	1150	resize_scrollbar ();
917	}	1151	}
918	if (menubar_visible(R))	1152
919	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1153	XMoveResizeWindow (dpy, vt,
920	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1154	window_vt_x, window_vt_y,
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
922	R->window_vt_y, TermWin_TotalWidth(),
923	TermWin_TotalHeight());	1155	width, height);
924	#ifdef RXVT_GRAPHICS	1156
925	if (R->old_height)	1157	#ifdef HAVE_BG_PIXMAP
926	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1158	if (bgPixmap.window_size_sensitive ())
927	R->old_height - R->szHint.base_height);	1159	update_background ();
928	#endif	1160	#endif
		1161
929	rxvt_scr_clear(aR);	1162	scr_clear ();
930	#ifdef XPM_BACKGROUND
931	rxvt_resize_pixmap(aR);
932	#endif
933	}	1163	}
934		1164
935	if (fix_screen || R->old_height == 0) {	1165	if (fix_screen || old_height == 0)
936	int curr_screen = -1;	1166	scr_reset ();
937	uint16_t old_ncol = R->prev_ncol;
938		1167
939	/* scr_reset only works on the primary screen */	1168	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
940	if (R->old_height) /* this is not the first time through */	1169	//scr_touch (false);
941	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
942	rxvt_scr_reset(aR);
943	if (curr_screen >= 0) { /* this is not the first time through */
944	rxvt_scr_change_screen(aR_ curr_screen);
945	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946	}
947	}
948		1170
949	R->old_width = R->szHint.width;	1171	#ifdef HAVE_BG_PIXMAP
950	R->old_height = R->szHint.height;	1172	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1173	// if (bgPixmap.pixmap)
		1174	// scr_touch (false);
		1175	#endif
951		1176
952	#ifdef USE_XIM	1177	#ifdef USE_XIM
953	rxvt_IMSetStatusPosition(aR);	1178	IMSetPosition ();
954	#endif	1179	#endif
955	}	1180	}
956		1181
957	/*	1182	/*
958	* Set the width/height of the vt window in characters. Units are pixels.	1183	* Set the width/height of the vt window in characters. Units are pixels.
959	* good for toggling 80/132 columns	1184	* good for toggling 80/132 columns
960	*/	1185	*/
961	/* EXTPROTO */
962	void	1186	void
963	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1187	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
964	{	1188	{
965	XWindowAttributes wattr;	1189	XWindowAttributes wattr;
966		1190
967	if (width == 0 || height == 0) {	1191	if (newwidth == 0 || newheight == 0)
		1192	{
968	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1193	XGetWindowAttributes (dpy, display->root, &wattr);
		1194
969	if (width == 0)	1195	if (newwidth == 0)
970	width = wattr.width - R->szHint.base_width;	1196	newwidth = wattr.width - szHint.base_width;
971	if (height == 0)	1197	if (newheight == 0)
972	height = wattr.height - R->szHint.base_height;	1198	newheight = wattr.height - szHint.base_height;
		1199	}
		1200
		1201	if (newwidth != width || newheight != height)
973	}	1202	{
974	if (width != R->TermWin.width || height != R->TermWin.height) {
975	width += R->szHint.base_width;	1203	newwidth += szHint.base_width;
976	height += R->szHint.base_height;	1204	newheight += szHint.base_height;
977	rxvt_resize_all_windows(aR_ width, height, 0);	1205	resize_all_windows (newwidth, newheight, 0);
978	}	1206	}
979	}	1207	}
980		1208
981	/* -------------------------------------------------------------------- *	1209	/* -------------------------------------------------------------------- *
982	* - X INPUT METHOD ROUTINES - *	1210	* - X INPUT METHOD ROUTINES - *
983	* -------------------------------------------------------------------- */	1211	* -------------------------------------------------------------------- */
984	#ifdef USE_XIM	1212	#ifdef USE_XIM
985	/* INTPROTO */
986	void
987	rxvt_setSize(pR_ XRectangle * size)
988	{
989	size->x = R->TermWin.int_bwidth;
990	size->y = R->TermWin.int_bwidth;
991	size->width = Width2Pixel(R->TermWin.ncol);
992	size->height = Height2Pixel(R->TermWin.nrow);
993	}
994		1213
995	/* INTPROTO */
996	void	1214	void
997	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1215	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998	{	1216	{
999	*fg = R->PixColors[Color_fg];	1217	fg = pix_colors [Color_fg];
1000	*bg = R->PixColors[Color_bg];	1218	bg = pix_colors [Color_bg];
		1219	}
		1220
		1221	void
		1222	rxvt_term::im_set_size (XRectangle &size)
		1223	{
		1224	// the int_bwidth terms make no sense to me
		1225	size.x = int_bwidth;
		1226	size.y = int_bwidth;
		1227	size.width = Width2Pixel (ncol) + int_bwidth;
		1228	size.height = Height2Pixel (nrow) + int_bwidth;
		1229	}
		1230
		1231	void
		1232	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1233	XRectangle &status_rect,
		1234	const XRectangle &needed_rect)
		1235	{
		1236	preedit_rect.x = needed_rect.width;
		1237	preedit_rect.y = 0;
		1238	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1239	preedit_rect.height = fheight;
		1240
		1241	status_rect.x = 0;
		1242	status_rect.y = 0;
		1243	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1244	status_rect.height = fheight;
1001	}	1245	}
1002		1246
1003	/* Checking whether input method is running. */	1247	/* Checking whether input method is running. */
1004	/* INTPROTO */
1005	Bool	1248	bool
1006	rxvt_IMisRunning(pR)	1249	rxvt_term::IMisRunning ()
1007	{	1250	{
1008	char *p;	1251	char *p;
1009	Atom atom;	1252	Atom atom;
1010	Window win;	1253	Window win;
1011	char server[IMBUFSIZ];	1254	char server[IMBUFSIZ];
1012		1255
1013	/* get current locale modifier */	1256	/* get current locale modifier */
1014	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1257	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1258	{
1015	STRCPY(server, "@server=");	1259	strcpy (server, "@server=");
1016	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1260	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1261
1017	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1262	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1018	*p = '\0';	1263	*p = '\0';
1019		1264
1020	atom = XInternAtom(R->Xdisplay, server, False);	1265	atom = XInternAtom (dpy, server, False);
1021	win = XGetSelectionOwner(R->Xdisplay, atom);	1266	win = XGetSelectionOwner (dpy, atom);
		1267
1022	if (win != None)	1268	if (win != None)
1023	return True;	1269	return True;
1024	}	1270	}
		1271
1025	return False;	1272	return False;
1026	}	1273	}
1027		1274
1028	/* EXTPROTO */
1029	void	1275	void
1030	rxvt_IMSendSpot(pR)	1276	rxvt_term::IMSendSpot ()
1031	{	1277	{
1032	XPoint spot;	1278	XPoint nspot;
1033	XVaNestedList preedit_attr;	1279	XVaNestedList preedit_attr;
1034		1280
1035	if (R->Input_Context == NULL	1281	if (!Input_Context
1036	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1282	|| !focus
1037	|| !(R->event_type == KeyPress	1283	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1038	|| R->event_type == Expose
1039	|| R->event_type == NoExpose
1040	|| R->event_type == SelectionNotify
1041	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1042	|| !rxvt_IMisRunning(aR))
1043	return;	1284	return;
1044		1285
1045	rxvt_setPosition(aR_ & spot);	1286	im_set_position (nspot);
1046		1287
		1288	if (nspot.x == spot.x && nspot.y == spot.y)
		1289	return;
		1290
		1291	spot = nspot;
		1292
1047	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1293	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1294	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049	XFree(preedit_attr);	1295	XFree (preedit_attr);
1050	}	1296	}
1051		1297
1052	/* EXTPROTO */
1053	void	1298	void
1054	rxvt_setTermFontSet(pR_ int idx)	1299	rxvt_term::im_destroy ()
1055	{	1300	{
1056	char *string;	1301	if (input_method)
1057	long length;	1302	{
1058	int success = 0;	1303	if (Input_Context && input_method->xim)
		1304	XDestroyIC (Input_Context);
1059		1305
1060	if (idx < 0 || idx >= MAX_NFONTS)	1306	display->put_xim (input_method);
1061	return;	1307	input_method = 0;
1062	}	1308	}
1063		1309
1064	/* INTPROTO */
1065	void
1066	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1067	XRectangle * needed_rect)
1068	{
1069	int mbh, vtx = 0;
1070
1071	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1072	vtx = scrollbar_TotalWidth();
1073	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1074	mbh -= R->TermWin.lineSpace;
1075
1076	preedit_rect->x = needed_rect->width + vtx;
1077	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1078
1079	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1080	+ vtx;
1081	preedit_rect->height = Height2Pixel(1);
1082
1083	status_rect->x = vtx;
1084	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1085
1086	status_rect->width = needed_rect->width ? needed_rect->width
1087	: Width2Pixel(R->TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}
1090
1091	/* ARGSUSED */
1092	/* INTPROTO */
1093	void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{
1098	dR;
1099
1100	R->Input_Context = NULL;	1310	Input_Context = 0;
1101	/* To avoid Segmentation Fault in C locale: Solaris only? */
1102	if (STRCMP(R->locale, "C"))
1103	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104	rxvt_IMInstantiateCallback, NULL);
1105	}	1311	}
1106		1312
1107	/*	1313	#ifdef ENABLE_XIM_ONTHESPOT
1108	* X manual pages and include files don't match on some systems:
1109	* some think this is an XIDProc and others an XIMProc so we can't
1110	* use the first argument - need to update this to be nice for
1111	* both types via some sort of configure detection
1112	*/
1113	/* ARGSUSED */
1114	/* EXTPROTO */
1115	void
1116	rxvt_IMInstantiateCallback(Display * unused
1117	__attribute__ ((unused)), XPointer client_data
1118	__attribute__ ((unused)), XPointer call_data
1119	__attribute__ ((unused)))
1120	{
1121	dR;
1122	int i, found, had_im;
1123	const char *p;
1124	char **s;
1125	char buf[IMBUFSIZ];
1126		1314
1127	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1315	static void
1128	if (R->Input_Context)	1316	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1129	return;	1317	{
		1318	((rxvt_term *)client_data)->make_current ();
		1319	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1320	}
1130		1321
1131	found = had_im = 0;	1322	static void
1132	p = R->rs[Rs_inputMethod];	1323	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1133	if (p && *p) {	1324	{
1134	had_im = 1;	1325	((rxvt_term *)client_data)->make_current ();
1135	s = rxvt_splitcommastring(p);	1326	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1136	for (i = 0; s[i]; i++) {	1327	}
1137	if (*s[i]) {	1328
1138	STRCPY(buf, "@im=");	1329	static void
1139	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1330	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1140	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1331	{
1141	&& (rxvt_IM_get_IC(aR) == True)) {	1332	rxvt_term *term = (rxvt_term *)client_data;
1142	found = 1;	1333	XIMText *text = call_data->text;
1143	break;	1334
1144	}	1335	term->make_current ();
1145	}	1336
		1337	if (text)
		1338	{
		1339	void *str;
		1340
		1341	if (!text->encoding_is_wchar && text->string.multi_byte)
		1342	{
		1343	// of course, X makes it ugly again
		1344	if (term->rs[Rs_imLocale])
		1345	SET_LOCALE (term->rs[Rs_imLocale]);
		1346
		1347	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1348	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1349
		1350	if (term->rs[Rs_imLocale])
		1351	SET_LOCALE (term->locale);
1146	}	1352	}
1147	for (i = 0; s[i]; i++)	1353	else
1148	free(s[i]);	1354	str = (void *)text->string.wide_char;
1149	free(s);
1150	}
1151	if (found)
1152	return;
1153		1355
1154	/* try with XMODIFIERS env. var. */	1356	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1155	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1357	DT_INT, call_data->caret,
1156	rxvt_IM_get_IC(aR);	1358	DT_INT, call_data->chg_first,
1157	return;	1359	DT_INT, call_data->chg_length,
		1360	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1361	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1362	DT_END));
1158	}	1363	}
1159		1364	else
1160	/* try with no modifiers base IF the user didn't specify an IM */	1365	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1161	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1366	DT_INT, call_data->caret,
1162	&& rxvt_IM_get_IC(aR) == True)	1367	DT_INT, call_data->chg_first,
1163	return;	1368	DT_INT, call_data->chg_length,
		1369	DT_END));
1164	}	1370	}
		1371
		1372	#if 0
		1373	static void
		1374	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1375	{
		1376	((rxvt_term *)client_data)->make_current ();
		1377	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1378	DT_INT, call_data->position,
		1379	DT_INT, call_data->direction,
		1380	DT_INT, call_data->style,
		1381	DT_END));
		1382	}
		1383	#endif
		1384
		1385	#endif
1165		1386
1166	/*	1387	/*
1167	* Try to open a XIM with the current modifiers, then see if we can	1388	* Try to open a XIM with the current modifiers, then see if we can
1168	* open a suitable preedit type	1389	* open a suitable preedit type
1169	*/	1390	*/
1170	/* INTPROTO */
1171	Bool	1391	bool
1172	rxvt_IM_get_IC(pR)	1392	rxvt_term::IM_get_IC (const char *modifiers)
1173	{	1393	{
1174	int i, j, found;	1394	int i, j, found;
1175	XIM xim;	1395	XIM xim;
1176	XPoint spot;	1396	XPoint spot;
1177	XRectangle rect, status_rect, needed_rect;	1397	XRectangle rect, status_rect, needed_rect;
1178	unsigned long fg, bg;	1398	unsigned long fg, bg;
1179	const char *p;	1399	const char *p;
1180	char **s;	1400	char **s;
1181	XIMStyles *xim_styles;	1401	XIMStyles *xim_styles;
1182	XVaNestedList preedit_attr, status_attr;	1402	#ifdef ENABLE_XIM_ONTHESPOT
1183	XIMCallback ximcallback;	1403	XIMCallback xcb[4];
		1404	#endif
1184		1405
1185	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1406	set_environ (envv);
1186	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1407
1187	if (xim == NULL)	1408	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return False;	1409	return false;
1189		1410
		1411	input_method = display->get_xim (locale, modifiers);
		1412	if (input_method == NULL)
		1413	return false;
		1414
		1415	xim = input_method->xim;
		1416	spot.x = spot.y = -1;
		1417
1190	xim_styles = NULL;	1418	xim_styles = NULL;
1191	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192	|| !xim_styles || !xim_styles->count_styles) {	1420	|| !xim_styles || !xim_styles->count_styles)
1193	XCloseIM(xim);	1421	{
		1422	im_destroy ();
1194	return False;	1423	return false;
		1424	}
		1425
		1426	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1427
		1428	for (int pi = 0; pi < 2; pi++)
1195	}	1429	{
		1430	p = pet[pi];
1196		1431
1197	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1432	if (!p)
1198	: "OverTheSpot,OffTheSpot,Root";	1433	continue;
		1434
1199	s = rxvt_splitcommastring(p);	1435	s = rxvt_splitcommastring (p);
		1436
1200	for (i = found = 0; !found && s[i]; i++) {	1437	for (i = found = 0; !found && s[i]; i++)
		1438	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1439	if (!strcmp (s[i], "OverTheSpot"))
1202	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1440	input_style = XIMPreeditPosition | XIMStatusNothing;
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1441	else if (!strcmp (s[i], "OffTheSpot"))
1204	R->input_style = (XIMPreeditArea | XIMStatusArea);	1442	input_style = XIMPreeditArea | XIMStatusArea;
1205	else if (!STRCMP(s[i], "Root"))	1443	else if (!strcmp (s[i], "Root"))
1206	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1444	input_style = XIMPreeditNothing | XIMStatusNothing;
		1445	else if (!strcmp (s[i], "None"))
		1446	input_style = XIMPreeditNone | XIMStatusNone;
		1447	#ifdef ENABLE_XIM_ONTHESPOT
		1448	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1449	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1450	#endif
		1451	else
		1452	input_style = XIMPreeditNothing | XIMStatusNothing;
1207		1453
1208	for (j = 0; j < xim_styles->count_styles; j++)	1454	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (R->input_style == xim_styles->supported_styles[j]) {	1455	if (input_style == xim_styles->supported_styles[j])
		1456	{
		1457	rxvt_freecommastring (s);
		1458
1210	found = 1;	1459	found = 1;
		1460	goto foundpet;
		1461	}
		1462
		1463	}
		1464
		1465	rxvt_freecommastring (s);
		1466	}
		1467
		1468	foundpet:
		1469
		1470	XFree (xim_styles);
		1471
		1472	if (!found)
		1473	{
		1474	im_destroy ();
		1475	return false;
		1476	}
		1477
		1478	XFontSet fs = 0;
		1479	XVaNestedList preedit_attr = 0, status_attr = 0;
		1480
		1481	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1482	{
		1483	// fake us a font-set, please
		1484	char **missing_charset_list;
		1485	int missing_charset_count;
		1486	char *def_string;
		1487	char pat[512];
		1488
		1489	sprintf (pat,
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"*",
		1496	fheight,
		1497	fheight + 1, fheight - 1,
		1498	fheight - 2, fheight + 2);
		1499
		1500	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1501	&missing_charset_list, &missing_charset_count, &def_string);
		1502
		1503	if (missing_charset_list)
		1504	XFreeStringList (missing_charset_list);
		1505
		1506	if (!fs)
		1507	{
		1508	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1509	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1510	}
		1511	}
		1512
		1513	if (input_style & XIMPreeditPosition)
		1514	{
		1515	im_set_size (rect);
		1516	im_set_position (spot);
		1517	im_set_color (fg, bg);
		1518
		1519	preedit_attr = XVaCreateNestedList (0,
		1520	XNForeground, fg,
		1521	XNBackground, bg,
		1522	XNArea, &rect,
		1523	XNSpotLocation, &spot,
		1524	XNFontSet, fs,
		1525	NULL);
		1526	}
		1527	else if (input_style & XIMPreeditArea)
		1528	{
		1529	im_set_color (fg, bg);
		1530
		1531	/*
		1532	* The necessary width of preedit area is unknown
		1533	* until create input context.
		1534	*/
		1535	needed_rect.width = 0;
		1536	im_set_preedit_area (rect, status_rect, needed_rect);
		1537
		1538	preedit_attr = XVaCreateNestedList (0,
		1539	XNForeground, fg,
		1540	XNBackground, bg,
		1541	XNArea, &rect,
		1542	XNFontSet, fs,
		1543	NULL);
		1544	status_attr = XVaCreateNestedList (0,
		1545	XNForeground, fg,
		1546	XNBackground, bg,
		1547	XNArea, &status_rect,
		1548	XNFontSet, fs,
		1549	NULL);
		1550	}
		1551	#if ENABLE_XIM_ONTHESPOT
		1552	else if (input_style & XIMPreeditCallbacks)
		1553	{
		1554	im_set_position (spot);
		1555
		1556	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1557	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1558	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1559	# if 0
		1560	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1561	# endif
		1562
		1563	preedit_attr = XVaCreateNestedList (0,
		1564	XNSpotLocation, &spot,
		1565	XNPreeditStartCallback, &xcb[0],
		1566	XNPreeditDoneCallback , &xcb[1],
		1567	XNPreeditDrawCallback , &xcb[2],
		1568	# if 0
		1569	XNPreeditCaretCallback, &xcb[3],
		1570	# endif
		1571	NULL);
		1572	}
		1573	#endif
		1574
		1575	Input_Context = XCreateIC (xim,
		1576	XNInputStyle, input_style,
		1577	XNClientWindow, vt,
		1578	XNFocusWindow, parent[0],
		1579	preedit_attr ? XNPreeditAttributes : NULL,
		1580	preedit_attr,
		1581	status_attr ? XNStatusAttributes : NULL,
		1582	status_attr, NULL);
		1583
		1584	if (preedit_attr) XFree (preedit_attr);
		1585	if (status_attr) XFree (status_attr);
		1586	if (fs) XFreeFontSet (dpy, fs);
		1587
		1588	if (Input_Context == NULL)
		1589	{
		1590	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1591	im_destroy ();
		1592	return false;
		1593	}
		1594
		1595	#if 0
		1596	// unfortunately, only the focus window is used by XIM, hard to fix
		1597	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1598	vt_select_input ();
		1599	#endif
		1600
		1601	IMSetPosition ();
		1602
		1603	return true;
		1604	}
		1605
		1606	void
		1607	rxvt_term::im_cb ()
		1608	{
		1609	int i;
		1610	const char *p;
		1611	char **s;
		1612	char buf[IMBUFSIZ];
		1613
		1614	make_current ();
		1615
		1616	im_destroy ();
		1617
		1618	if (Input_Context)
		1619	return;
		1620
		1621	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1622	if (rs[Rs_imLocale])
		1623	SET_LOCALE (rs[Rs_imLocale]);
		1624	#endif
		1625
		1626	p = rs[Rs_inputMethod];
		1627	if (p && *p)
		1628	{
		1629	bool found = false;
		1630
		1631	s = rxvt_splitcommastring (p);
		1632
		1633	for (i = 0; s[i]; i++)
		1634	{
		1635	if (*s[i])
		1636	{
		1637	strcpy (buf, "@im=");
		1638	strncat (buf, s[i], IMBUFSIZ - 5);
		1639	if (IM_get_IC (buf))
		1640	{
		1641	found = true;
1211	break;	1642	break;
		1643	}
1212	}	1644	}
1213	}	1645	}
1214	for (i = 0; s[i]; i++)
1215	free(s[i]);
1216	free(s);
1217	XFree(xim_styles);
1218		1646
		1647	rxvt_freecommastring (s);
		1648
1219	if (!found) {	1649	if (found)
1220	XCloseIM(xim);	1650	goto done;
1221	return False;
1222	}	1651	}
1223		1652
1224	ximcallback.callback = rxvt_IMDestroyCallback;	1653	/* try with XMODIFIERS env. var. */
		1654	if (IM_get_IC (""))
		1655	goto done;
1225		1656
1226	/* XXX: not sure why we need this (as well as IC one below) */	1657	/* try with no modifiers base IF the user didn't specify an IM */
1227	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1658	if (IM_get_IC ("@im=none"))
		1659	goto done;
1228		1660
1229	preedit_attr = status_attr = NULL;	1661	done:
1230		1662	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231	if (R->input_style & XIMPreeditPosition) {	1663	if (rs[Rs_imLocale])
1232	rxvt_setSize(aR_ & rect);	1664	SET_LOCALE (locale);
1233	rxvt_setPosition(aR_ & spot);	1665	#endif
1234	rxvt_setColor(aR_ & fg, &bg);
1235
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237	XNSpotLocation, &spot,
1238	XNForeground, fg, XNBackground, bg,
1239	//XNFontSet, R->TermWin.fontset,
1240	NULL);
1241	} else if (R->input_style & XIMPreeditArea) {
1242	rxvt_setColor(aR_ & fg, &bg);
1243
1244	/*
1245	* The necessary width of preedit area is unknown
1246	* until create input context.
1247	*/
1248	needed_rect.width = 0;
1249
1250	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, R->TermWin.fontset,
1255	NULL);
1256	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257	XNForeground, fg, XNBackground, bg,
1258	//XNFontSet, R->TermWin.fontset,
1259	NULL);
1260	}
1261	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262	XNClientWindow, R->TermWin.parent[0],
1263	XNFocusWindow, R->TermWin.parent[0],
1264	XNDestroyCallback, &ximcallback,
1265	preedit_attr ? XNPreeditAttributes : NULL,
1266	preedit_attr,
1267	status_attr ? XNStatusAttributes : NULL,
1268	status_attr, NULL);
1269	if (preedit_attr)
1270	XFree(preedit_attr);
1271	if (status_attr)
1272	XFree(status_attr);
1273	if (R->Input_Context == NULL) {
1274	rxvt_print_error("failed to create input context");
1275	XCloseIM(xim);
1276	return False;
1277	}
1278	if (R->input_style & XIMPreeditArea)
1279	rxvt_IMSetStatusPosition(aR);
1280	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281	return True;
1282	}	1666	}
1283		1667
1284	/* EXTPROTO */
1285	void	1668	void
1286	rxvt_IMSetStatusPosition(pR)	1669	rxvt_term::IMSetPosition ()
1287	{	1670	{
1288	XRectangle preedit_rect, status_rect, *needed_rect;	1671	XRectangle preedit_rect, status_rect, *needed_rect;
1289	XVaNestedList preedit_attr, status_attr;	1672	XVaNestedList preedit_attr, status_attr;
1290		1673
1291	if (R->Input_Context == NULL	1674	if (!Input_Context
1292	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1675	|| !focus
		1676	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1293	|| !rxvt_IMisRunning(aR))	1677	|| !IMisRunning ())
1294	return;	1678	return;
1295		1679
		1680	if (input_style & XIMPreeditPosition)
		1681	{
		1682	im_set_size (preedit_rect);
		1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1684
		1685	XSetICValues (Input_Context,
		1686	XNPreeditAttributes, preedit_attr, NULL);
		1687	}
		1688	else
		1689	{
1296	/* Getting the necessary width of preedit area */	1690	/* Getting the necessary width of preedit area */
1297	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1691	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1692	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299	XFree(status_attr);	1693	XFree (status_attr);
1300		1694
1301	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1695	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1696	XFree (needed_rect);
1302		1697
1303	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1698	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1699	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305		1700
1306	XSetICValues(R->Input_Context,	1701	XSetICValues (Input_Context,
1307	XNPreeditAttributes, preedit_attr,	1702	XNPreeditAttributes, preedit_attr,
1308	XNStatusAttributes, status_attr, NULL);	1703	XNStatusAttributes, status_attr,
		1704	NULL);
1309		1705
		1706	XFree (status_attr);
		1707	}
		1708
1310	XFree(preedit_attr);	1709	XFree (preedit_attr);
1311	XFree(status_attr);
1312	}	1710	}
1313	#endif /* USE_XIM */	1711	#endif /* USE_XIM */
1314		1712
1315	/*----------------------------------------------------------------------*/	1713	void
1316	rxvt_t rxvt_current_term;	1714	rxvt_term::get_window_origin (int &x, int &y)
		1715	{
		1716	Window cr;
		1717	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1718	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1719	}
		1720
		1721	Pixmap
		1722	rxvt_term::get_pixmap_property (int prop_id)
		1723	{
		1724	if (prop_id > 0 && prop_id < NUM_XA)
		1725	if (xa[prop_id])
		1726	{
		1727	int aformat;
		1728	unsigned long nitems, bytes_after;
		1729	Atom atype;
		1730	unsigned char *prop = NULL;
		1731	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1732	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1733	&nitems, &bytes_after, &prop);
		1734	if (result == Success && prop && atype == XA_PIXMAP)
		1735	{
		1736	return *(Pixmap *)prop;
		1737	}
		1738	}
		1739	return None;
		1740	}
		1741
		1742	#ifdef HAVE_BG_PIXMAP
		1743	# if TRACE_PIXMAPS
		1744	# undef update_background
		1745	int rxvt_term::trace_update_background (const char *file, int line)
		1746	{
		1747	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1748	update_background ();
		1749	}
		1750	# endif
		1751
		1752	int
		1753	rxvt_term::update_background ()
		1754	{
		1755	bgPixmap.invalidate ();
		1756
		1757	/* no chance of real time refresh if we are blurring! */
		1758	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1759	bgPixmap.render ();
		1760	else
		1761	{
		1762	ev_tstamp refresh;
		1763	update_background_ev.stop ();
		1764
		1765	if (!bgPixmap.need_client_side_rendering ())
		1766	refresh = .05;
		1767	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1768	refresh = .20; /* very slow !!! */
		1769	else
		1770	refresh = .07;
		1771	update_background_ev.start (refresh);
		1772	}
		1773
		1774	return 0;
		1775	}
		1776
		1777	void
		1778	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1779	{
		1780	make_current ();
		1781	bgPixmap.render ();
		1782	refresh_check ();
		1783	}
		1784
		1785	#endif /* HAVE_BG_PIXMAP */
1317		1786
1318	/*----------------------- end-of-file (C source) -----------------------*/	1787	/*----------------------- end-of-file (C source) -----------------------*/

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