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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.260 by root, Sun Nov 18 02:45:26 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.12 2003/12/16 23:04:13 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),
72	check_ev (this, &rxvt_term::check_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
74	{	199	{
75	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;
76	}	219	}
77		220
78	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
79	{	222	{
80	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
81		224
82	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
83	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];
84	#endif	231	#endif
85	#ifdef UTMP_SUPPORT	232	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	233
87	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
88	#ifdef USE_XIM	238	#ifdef USE_XIM
89	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 ();
90	{	282	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		283
96	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
97	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
98		288
99	if (Xfd >= 0)	289	displays.put (display);
100	XCloseDisplay (Xdisplay);
101		290
102	delete PixColors;	291	scr_release ();
		292
		293	/* clear all resources */
		294	for (int i = 0; i < allocated.size (); i++)
		295	free (allocated [i]);
		296
		297	free (selection.text);
		298	// TODO: manage env vars in child only(!)
		299	free (env_display);
		300	free (env_term);
		301	free (locale);
		302	free (v_buffer);
		303	free (incr_buf);
		304
		305	delete envv;
		306	delete argv;
		307
		308	#ifdef KEYSYM_RESOURCE
		309	delete keyboard;
		310	#endif
		311	}
		312
		313	// child has exited, usually destroys
		314	void
		315	rxvt_term::child_cb (ev::child &w, int status)
		316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		318
		319	cmd_pid = 0;
		320
		321	if (!option (Opt_hold))
		322	destroy ();
103	}	323	}
104		324
105	void	325	void
106	rxvt_term::destroy ()	326	rxvt_term::destroy ()
107	{	327	{
		328	if (destroy_ev.active)
		329	return;
		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
		333	#if ENABLE_OVERLAY
		334	scr_overlay_off ();
		335	#endif
		336
		337	if (display)
		338	{
		339	#if USE_XIM
		340	im_ev.stop (display);
		341	#endif
		342	#if HAVE_SCROLLBARS
		343	scrollbar_ev.stop (display);
		344	#endif
		345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		346	rootwin_ev.stop (display);
		347	#endif
		348	incr_ev.stop ();
		349	termwin_ev.stop (display);
		350	vt_ev.stop (display);
		351	}
		352
108	check_ev.stop ();	353	prepare_ev.stop ();
109	pty_ev.stop ();	354	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	355	#ifdef CURSOR_BLINK
		356	cursor_blink_ev.stop ();
		357	#endif
		358	#ifdef TEXT_BLINK
112	blink_ev.stop ();	359	text_blink_ev.stop ();
		360	#endif
		361	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		362	cont_scroll_ev.stop ();
		363	#endif
		364	#ifdef SELECTION_SCROLLING
		365	sel_scroll_ev.stop ();
113	#endif	366	#endif
114	#ifdef POINTER_BLANK	367	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	368	pointer_ev.stop ();
116	#endif	369	#endif
117		370
118	destroy_ev.start (0);	371	destroy_ev.start ();
119	}	372	}
120		373
121	void	374	void
122	rxvt_term::destroy_cb (time_watcher &w)	375	rxvt_term::destroy_cb (ev::idle &w, int revents)
123	{	376	{
124	SET_R (this);	377	make_current ();
125		378
126	delete this;	379	delete this;
127	}
128
129	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */
131	/* LIBPROTO */
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)
134	{
135	SET_R (new rxvt_term);
136	dR;
137
138	if (!R->init_vars () || !R->init (argc, argv))
139	{
140	delete R;
141	return NULL;
142	}
143
144	return R;
145	}
146
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	rxvt_scr_reset (this); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}	380	}
308		381
309	/*----------------------------------------------------------------------*/	382	/*----------------------------------------------------------------------*/
310	/*	383	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	384	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	385	* TODO: if debugging, this should free up any known resources if we can
313	*/	386	*/
314	/* EXTPROTO */	387	static XErrorHandler old_xerror_handler;
		388
		389	static void
		390	rxvt_emergency_cleanup ()
		391	{
		392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		393	(*t)->emergency_cleanup ();
		394	}
		395
		396	#if !ENABLE_MINIMAL
		397	static void
		398	print_x_error (Display *dpy, XErrorEvent *event)
		399	{
		400	char buffer[BUFSIZ];
		401	char mesg[BUFSIZ];
		402	char number[32];
		403	char *mtype = "XlibMessage";
		404	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		407	rxvt_warn ("%s: %s\n", mesg, buffer);
		408	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		410	sprintf(number, "%d", event->request_code);
		411	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		412	rxvt_warn ("(which is %s)\n", buffer);
		413	if (event->request_code >= 128) {
		414	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		417	}
		418	if ((event->error_code == BadWindow) ||
		419	(event->error_code == BadPixmap) ||
		420	(event->error_code == BadCursor) ||
		421	(event->error_code == BadFont) ||
		422	(event->error_code == BadDrawable) ||
		423	(event->error_code == BadColor) ||
		424	(event->error_code == BadGC) ||
		425	(event->error_code == BadIDChoice) ||
		426	(event->error_code == BadValue) ||
		427	(event->error_code == BadAtom)) {
		428	if (event->error_code == BadValue)
		429	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		430	mesg, BUFSIZ);
		431	else if (event->error_code == BadAtom)
		432	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		433	mesg, BUFSIZ);
		434	else
		435	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		438	}
		439	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		442	}
		443	#endif
		444
		445	int
		446	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		447	{
		448	if (GET_R->allowedxerror == -1)
		449	GET_R->allowedxerror = event->error_code;
		450	else
		451	{
		452	// GET_R is most likely not the terminal which caused the error,
		453	// so just output the error and continue
		454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
		457	print_x_error (display, event);
		458	#endif
		459	}
		460
		461	return 0;
		462	}
		463
		464	int
		465	rxvt_xioerror_handler (Display *display)
		466	{
		467	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		468	DisplayString (display));
		469	rxvt_emergency_cleanup ();
		470	_exit (EXIT_FAILURE);
		471	}
		472
		473	/*----------------------------------------------------------------------*/
		474	bool
		475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		476	{
		477	this->envv = envv;
		478
		479	SET_R (this);
		480	set_locale ("");
		481	set_environ (envv); // few things in X do not call setlocale :(
		482
		483	if (!init_vars ())
		484	return false;
		485
		486	init_secondary ();
		487
		488	const char **cmd_argv = init_resources (argc, argv);
		489
		490	#ifdef KEYSYM_RESOURCE
		491	keyboard->register_done ();
		492	#endif
		493
		494	#ifdef HAVE_SCROLLBARS
		495	if (option (Opt_scrollBar))
		496	scrollBar.setIdle (); /* set existence for size calculations */
		497	#endif
		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
		535	}
		536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
		559	#if ENABLE_PERL
		560	rootwin_ev.start (display, display->root);
		561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, ev::READ);
		571
		572	prepare_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588
		589	return true;
		590	}
		591
		592	static struct sig_handlers
		593	{
		594	ev::sig sw_term, sw_int;
		595
		596	/*
		597	* Catch a fatal signal and tidy up before quitting
		598	*/
315	void	599	void
316	rxvt_clean_exit ()	600	sig_term (ev::sig &w, int revents)
317	{	601	{
318	dR;	602	rxvt_emergency_cleanup ();
		603	w.stop ();
		604	kill (getpid (), w.signum);
		605	}
319		606
320	R->destroy ();	607	sig_handlers ()
		608	: sw_term (this, &sig_handlers::sig_term),
		609	sw_int (this, &sig_handlers::sig_term)
		610	{
		611	}
		612	} sig_handlers;
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
		618	{
		619	ptytty::init ();
		620
		621	if (!ev::ev_default_loop (0))
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
		625
		626	signal (SIGHUP, SIG_IGN);
		627	signal (SIGPIPE, SIG_IGN);
		628
		629	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		630	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		631
		632	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		633	/* signal (SIGURG, SIG_DFL); */
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
321	}	640	}
322		641
323	/* ------------------------------------------------------------------------- *	642	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	643	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	644	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	645	void *
327	void *
328	rxvt_malloc(size_t size)	646	rxvt_malloc (size_t size)
329	{	647	{
330	void *p;
331
332	p = malloc(size);	648	void *p = malloc (size);
		649
333	if (p)	650	if (!p)
		651	rxvt_fatal ("memory allocation failure. aborting.\n");
		652
334	return p;	653	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	654	}
341		655
342	/* EXTPROTO */	656	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	657	rxvt_calloc (size_t number, size_t size)
345	{	658	{
346	void *p;
347
348	p = calloc(number, size);	659	void *p = calloc (number, size);
		660
349	if (p)	661	if (!p)
		662	rxvt_fatal ("memory allocation failure. aborting.\n");
		663
350	return p;	664	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	665	}
357		666
358	/* EXTPROTO */	667	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	668	rxvt_realloc (void *ptr, size_t size)
361	{	669	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	670	void *p = realloc (ptr, size);
366	else	671
367	p = malloc(size);
368	if (p)	672	if (!p)
		673	rxvt_fatal ("memory allocation failure. aborting.\n");
		674
369	return p;	675	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	676	}
376
377	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void
383	rxvt_privileges(pR_ int mode)
384	{
385	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */
388	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID
391	# endif
392	# ifdef HAVE_SETEUID
393	switch (mode) {
394	case IGNORE:
395	/*
396	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required
398	*/
399	seteuid(getuid());
400	setegid(getgid());
401	break;
402	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();
405	break;
406	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);
409	break;
410	}
411	# else
412	switch (mode) {
413	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());
416	/* FALLTHROUGH */
417	case SAVE:
418	/* FALLTHROUGH */
419	case RESTORE:
420	break;
421	}
422	# endif
423	#endif
424	}
425
426	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void
429	rxvt_privileged_utmp(pR_ char action)
430	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;
437
438	rxvt_privileges(aR_ RESTORE);
439	if (action == SAVE) {
440	R->next_utmp_action = RESTORE;
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442	} else { /* action == RESTORE */
443	R->next_utmp_action = IGNORE;
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}
502	#endif
503		677
504	/*----------------------------------------------------------------------*/	678	/*----------------------------------------------------------------------*/
505	/*	679	/*
506	* window size/position calculcations for XSizeHint and other storage.	680	* window size/position calculations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	681	* if width/height are non-zero then override calculated width/height
508	*/	682	*/
509	/* EXTPROTO */
510	void	683	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	684	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	685	{
513	short recalc_x, recalc_y;	686	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	687	int x, y, sb_w, flags;
515	unsigned int w, h;	688	unsigned int w, h;
516	unsigned int max_width, max_height;	689	unsigned int max_width, max_height;
517		690
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520	R->szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	691	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	692	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	693	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		694
525	recalc_x = recalc_y = 0;	695	recalc_x = recalc_y = 0;
526	flags = 0;	696	flags = 0;
		697
527	if (!R->parsed_geometry) {	698	if (!parsed_geometry)
		699	{
528	R->parsed_geometry = 1;	700	parsed_geometry = 1;
		701
529	if (R->rs[Rs_geometry])	702	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	703	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		704
531	if (flags & WidthValue) {	705	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	706	{
		707	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	708	szHint.flags |= USSize;
534	}	709	}
		710
535	if (flags & HeightValue) {	711	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	712	{
		713	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	714	szHint.flags |= USSize;
538	}	715	}
		716
539	if (flags & XValue) {	717	if (flags & XValue)
		718	{
540	R->szHint.x = x;	719	szHint.x = x;
541	R->szHint.flags |= USPosition;	720	szHint.flags |= USPosition;
		721
542	if (flags & XNegative) {	722	if (flags & XNegative)
		723	{
543	recalc_x = 1;	724	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	725	szHint.win_gravity = NorthEastGravity;
545	}	726	}
546	}	727	}
		728
547	if (flags & YValue) {	729	if (flags & YValue)
		730	{
548	R->szHint.y = y;	731	szHint.y = y;
549	R->szHint.flags |= USPosition;	732	szHint.flags |= USPosition;
		733
550	if (flags & YNegative) {	734	if (flags & YNegative)
		735	{
551	recalc_y = 1;	736	recalc_y = 1;
		737
552	if (R->szHint.win_gravity == NorthEastGravity)	738	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	739	szHint.win_gravity = SouthEastGravity;
554	else	740	else
555	R->szHint.win_gravity = SouthWestGravity;	741	szHint.win_gravity = SouthWestGravity;
556	}	742	}
557	}	743	}
558	}	744	}
		745
559	/* TODO: BOUNDS */	746	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	747	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	748	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	749	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	750	max_height = MAX_ROWS * fheight;
564		751
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	752	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		753
567	sb_w = mb_h = 0;	754	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	755	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	756
		757	if (scrollBar.state)
		758	{
570	sb_w = scrollbar_TotalWidth();	759	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	760	szHint.base_width += sb_w;
		761
572	if (!(R->Options & Opt_scrollBar_right))	762	if (!option (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	763	window_vt_x += sb_w;
574	}	764	}
575	if (menubar_visible(R)) {	765
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	766	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	767	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	768	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	769	szHint.min_height = szHint.base_height + szHint.height_inc;
584		770
585	if (width && width - R->szHint.base_width < max_width) {	771	if (newwidth && newwidth - szHint.base_width < max_width)
		772	{
586	R->szHint.width = width;	773	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	774	width = newwidth - szHint.base_width;
588	} else {	775	}
589	MIN_IT(R->TermWin.width, max_width);	776	else
		777	{
		778	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	779	szHint.width = szHint.base_width + width;
591	}	780	}
		781
592	if (height && height - R->szHint.base_height < max_height) {	782	if (newheight && newheight - szHint.base_height < max_height)
		783	{
593	R->szHint.height = height;	784	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	785	height = newheight - szHint.base_height;
595	} else {	786	}
596	MIN_IT(R->TermWin.height, max_height);	787	else
		788	{
		789	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	790	szHint.height = szHint.base_height + height;
598	}	791	}
		792
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	793	if (scrollBar.state && option (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	794	window_sb_x = szHint.width - sb_w;
601		795
602	if (recalc_x)	796	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	797	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	798
605	if (recalc_y)	799	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	800	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		801
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	802	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	803	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613	R->szHint.height));
614	return;
615	}	804	}
616		805
617	/*----------------------------------------------------------------------*/	806	/*----------------------------------------------------------------------*/
618	/*	807	/*
619	* Tell the teletype handler what size the window is.	808	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	809	* Called after a window size change.
621	*/	810	*/
622	void	811	void
623	rxvt_term::tt_winch ()	812	rxvt_term::tt_winch ()
624	{	813	{
625	struct winsize ws;	814	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	815	return;
629		816
		817	struct winsize ws;
		818
630	ws.ws_col = TermWin.ncol;	819	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	820	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	821	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	822	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	823	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	824
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	825	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	826	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	827	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	828	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	829	#endif
643	}	830	}
644		831
645	/*----------------------------------------------------------------------*/	832	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	833	/* set_fonts () - load and set the various fonts
647	/*	834	*
648	* init = 1 - initialize	835	* init = 1 - initialize
649	*	836	*
650	* fontname == FONT_UP - switch to bigger font	837	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	838	* fontname == FONT_DN - switch to smaller font
652	*/	839	*/
653	/* EXTPROTO */	840	bool
654	void	841	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	842	{
657	}	843	rxvt_fontset *fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop;
658		845
659	/* INTPROTO */	846	if (!fs
		847	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		848	|| !fs->realize_font (1))
		849	{
		850	delete fs;
		851	return false;
		852	}
		853
		854	#if ENABLE_STYLES
		855	for (int i = RS_styleCount; --i; )
		856	if (fontset[i] != fontset[0])
		857	delete fontset[i];
		858	#endif
		859
		860	delete fontset[0];
		861	fontset[0] = fs;
		862
		863	prop = (*fs)[1]->properties ();
		864	prop.height += lineSpace;
		865
		866	fs->set_prop (prop, false);
		867
		868	fwidth = prop.width;
		869	fheight = prop.height;
		870	fbase = prop.ascent;
		871
		872	for (int style = 1; style < 4; style++)
		873	{
		874	#if ENABLE_STYLES
		875	const char *res = rs[Rs_font + style];
		876
		877	if (res && !*res)
		878	fontset[style] = fontset[0];
		879	else
		880	{
		881	fontset[style] = fs = new rxvt_fontset (this);
		882	rxvt_fontprop prop2 = prop;
		883
		884	if (res)
		885	{
		886	fs->populate (res);
		887	fs->set_prop (prop2, false);
		888	}
		889	else
		890	{
		891	fs->populate (fontset[0]->fontdesc);
		892
		893	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		894	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		895
		896	fs->set_prop (prop2, true);
		897	}
		898
		899	}
		900	#else
		901	fontset[style] = fontset[0];
		902	#endif
		903	}
		904
		905	if (parent[0])
		906	{
		907	resize_all_windows (0, 0, 0);
		908	scr_remap_chars ();
		909	scr_touch (true);
		910	}
		911
		912	return true;
		913	}
		914
660	void	915	void
661	rxvt_font_up_down(pR_ int n, int direction)	916	rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	917	{
		918	XChangeProperty (dpy, parent[0],
		919	prop, XA_STRING, 8, PropModeReplace,
		920	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		921	}
		922
		923	void
		924	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		925	{
		926	wchar_t *ws = rxvt_mbstowcs (str, len);
		927	char *s = rxvt_wcstoutf8 (ws);
		928
		929	XChangeProperty (dpy, parent[0],
		930	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		931	(const unsigned char *)s, strlen (s));
		932
		933	free (s);
		934	free (ws);
663	}	935	}
664		936
665	/*----------------------------------------------------------------------*/	937	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	939	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	940	void
670	rxvt_set_title(pR_ const char *str)	941	rxvt_term::set_title (const char *str)
671	{	942	{
672	#ifndef SMART_WINDOW_TITLE	943	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	944	#if ENABLE_EWMH
674	#else	945	set_utf8_property (xa[XA_NET_WM_NAME], str);
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif	946	#endif
684	}	947	}
685		948
686	/* EXTPROTO */
687	void	949	void
688	rxvt_set_iconName(pR_ const char *str)	950	rxvt_term::set_icon_name (const char *str)
689	{	951	{
690	#ifndef SMART_WINDOW_TITLE	952	set_string_property (XA_WM_ICON_NAME, str);
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	953	#if ENABLE_EWMH
692	#else	954	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif	955	#endif
702	}	956	}
703		957
		958	void
		959	rxvt_term::set_window_color (int idx, const char *color)
		960	{
704	#ifdef XTERM_COLOR_CHANGE	961	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;	962	rxvt_color xcol;
710	int i;	963	int i;
711		964
712	if (color == NULL || *color == '\0')	965	if (color == NULL || *color == '\0')
713	return;	966	return;
714		967
		968	color = strdup (color);
		969	allocated.push_back ((void *)color);
		970	rs[Rs_color + idx] = color;
		971
715	/* handle color aliases */	972	/* handle color aliases */
716	if (isdigit(*color)) {	973	if (isdigit (*color))
		974	{
717	i = atoi(color);	975	i = atoi (color);
		976
		977	if (i >= 8 && i <= 15)
718	if (i >= 8 && i <= 15) { /* bright colors */	978	{ /* bright colors */
719	i -= 8;	979	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	980	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;	981	goto done;
724	# endif
725	}	982	}
726	if (i >= 0 && i <= 7) { /* normal colors */	983
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];	984	if (i >= 0 && i <= 7)
728	SET_PIXCOLOR(R, idx);	985	{ /* normal colors */
		986	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
729	goto Done;	987	goto done;
730	}	988	}
731	}	989	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735		990
736	/*	991	set_color (xcol, color);
		992
		993	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,	994	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap	995	* so just keep gobbling up the colormap
739	*/	996	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750		997
751	R->PixColors[idx] = xcol;	998	pix_colors_focused[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753		999
754	/* XSetWindowAttributes attr; */	1000	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */	1001	/* Cursor cursor; */
756	Done:	1002	done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */	1003	/*TODO: handle Color_BD, scrollbar background, etc. */
762		1004
763	rxvt_set_colorfgbg(aR);	1005	update_fade_color (idx);
764	rxvt_recolour_cursor(aR);	1006	recolour_cursor ();
765	/* the only reasonable way to enforce a clean update */	1007	scr_recolour ();
766	rxvt_scr_poweron(aR);	1008	#endif /* XTERM_COLOR_CHANGE */
767	}	1009	}
768		1010
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */
772
773	/* EXTPROTO */
774	void	1011	void
775	rxvt_recolour_cursor(pR)	1012	rxvt_term::recolour_cursor ()
776	{	1013	{
777	rxvt_color xcol[2];	1014	XColor fg, bg;
778		1015
779	#if TODO	1016	(ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1017	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1018	: pix_colors_focused[Color_fg]).get (fg);
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1019
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1020	(ISSET_PIXCOLOR (Color_pointer_bg)
784	#endif	1021	? pix_colors_focused[Color_pointer_bg]
		1022	: pix_colors_focused[Color_bg]).get (bg);
		1023
		1024	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785	}	1025	}
786		1026
787	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
788	/*	1028	/*
789	* 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
790	*/	1030	*/
791	/* INTPROTO */
792	void	1031	void
793	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
794	{	1033	{
795	unsigned int i;	1034	unsigned int i;
796	const char *xpmb = "\0";	1035	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1037
799	R->env_colorfgbg =	1038	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1040	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1041	if (pix_colors[Color_fg] == pix_colors[i])
		1042	{
805	sprintf(fstr, "%d", (i - Color_Black));	1043	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1044	break;
807	}	1045	}
		1046
808	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1048	if (pix_colors[Color_bg] == pix_colors[i])
		1049	{
810	sprintf(bstr, "%d", (i - Color_Black));	1050	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1051	#ifdef BG_IMAGE_FROM_FILE
812	xpmb = "default;";	1052	xpmb = "default;";
813	#endif	1053	#endif
814	break;	1054	break;
815	}	1055	}
		1056
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1057	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1058	}
829		1059
830	/*----------------------------------------------------------------------*/	1060	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1061
836	/* EXTPROTO */	1062	bool
837	int	1063	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	1064	{
840	screen_in_out->set(aR_ colour);	1065	if (color.set (this, name))
841
842	if (!screen_in_out->set(aR_ colour)) {
843	rxvt_print_error("can't allocate colour: %s", colour);
844	return false;
845	}
846
847	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]);
848	}	1076	}
849		1077
850	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1081	void
855	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)
856	int ignoreparent)
857	{	1083	{
858	int fix_screen;	1084	int fix_screen;
		1085	int old_width = szHint.width;
		1086	int old_height = szHint.height;
859		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	{
860	#ifdef SMART_RESIZE	1095	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1096	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1097	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1098	* reposition window on resize depending on placement on screen
871	*/	1099	*/
872	int x, y, x1, y1;	1100	int x, y, x1, y1;
873	int dx, dy;	1101	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1102	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1103	Window unused_cr;
876		1104
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1105	XTranslateCoordinates (dpy, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1106	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1107	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1108	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1109	/*
882	* 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
883	* our position for handles and decorations. Counter it	1111	* our position for handles and decorations. Counter it
884	*/	1112	*/
885	if (x1 != x || y1 != y) {	1113	if (x1 != x || y1 != y)
		1114	{
886	x -= x1;	1115	x -= x1;
887	y -= y1;	1116	y -= y1;
888	}	1117	}
889		1118
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1119	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1120	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1121	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1122	dy = old_height - szHint.height;
894		1123
895	/* Check position of the center of the window */	1124	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1125	if (x < x1) /* left half */
897	dx = 0;	1126	dx = 0;
898	else if (x == x1) /* exact center */	1127	else if (x == x1) /* exact center */
899	dx /= 2;	1128	dx /= 2;
900	if (y < y1) /* top half */	1129	if (y < y1) /* top half */
901	dy = 0;	1130	dy = 0;
902	else if (y == y1) /* exact center */	1131	else if (y == y1) /* exact center */
903	dy /= 2;	1132	dy /= 2;
904		1133
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1134	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1135	szHint.width, szHint.height);
907	#else	1136	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1137	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1138	#endif
911	}	1139	}
912		1140
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1141	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1142
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1143	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1144	{
		1145	if (scrollBar.state)
		1146	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1147	XMoveResizeWindow (dpy, scrollBar.win,
		1148	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1149	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1150	resize_scrollbar ();
920	}	1151	}
921	if (menubar_visible(R))	1152
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1153	XMoveResizeWindow (dpy, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1154	window_vt_x, window_vt_y,
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());	1155	width, height);
927	#ifdef RXVT_GRAPHICS	1156
928	if (R->old_height)	1157	#ifdef HAVE_BG_PIXMAP
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1158	if (bgPixmap.window_size_sensitive ())
930	R->old_height - R->szHint.base_height);	1159	update_background ();
931	#endif	1160	#endif
		1161
932	rxvt_scr_clear(aR);	1162	scr_clear ();
933	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);
935	#endif
936	}	1163	}
937		1164
938	if (fix_screen || R->old_height == 0) {	1165	if (fix_screen || old_height == 0)
939	int curr_screen = -1;	1166	scr_reset ();
940	uint16_t old_ncol = R->prev_ncol;
941		1167
942	/* 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
943	if (R->old_height) /* this is not the first time through */	1169	//scr_touch (false);
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945	rxvt_scr_reset(aR);
946	if (curr_screen >= 0) { /* this is not the first time through */
947	rxvt_scr_change_screen(aR_ curr_screen);
948	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949	}
950	}
951		1170
952	R->old_width = R->szHint.width;	1171	#ifdef HAVE_BG_PIXMAP
953	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
954		1176
955	#ifdef USE_XIM	1177	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	1178	IMSetPosition ();
957	#endif	1179	#endif
958	}	1180	}
959		1181
960	/*	1182	/*
961	* 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.
962	* good for toggling 80/132 columns	1184	* good for toggling 80/132 columns
963	*/	1185	*/
964	/* EXTPROTO */
965	void	1186	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1187	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	1188	{
968	XWindowAttributes wattr;	1189	XWindowAttributes wattr;
969		1190
970	if (width == 0 || height == 0) {	1191	if (newwidth == 0 || newheight == 0)
		1192	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1193	XGetWindowAttributes (dpy, display->root, &wattr);
		1194
972	if (width == 0)	1195	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1196	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1197	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1198	newheight = wattr.height - szHint.base_height;
		1199	}
		1200
		1201	if (newwidth != width || newheight != height)
976	}	1202	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1203	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1204	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1205	resize_all_windows (newwidth, newheight, 0);
981	}	1206	}
982	}	1207	}
983		1208
984	/* -------------------------------------------------------------------- *	1209	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1210	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1211	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1212	#ifdef USE_XIM
988	/* INTPROTO */
989	void
990	rxvt_setSize(pR_ XRectangle * size)
991	{
992	size->x = R->TermWin.int_bwidth;
993	size->y = R->TermWin.int_bwidth;
994	size->width = Width2Pixel(R->TermWin.ncol);
995	size->height = Height2Pixel(R->TermWin.nrow);
996	}
997		1213
998	/* INTPROTO */
999	void	1214	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1215	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1216	{
1002	*fg = R->PixColors[Color_fg];	1217	fg = pix_colors [Color_fg];
1003	*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;
1004	}	1245	}
1005		1246
1006	/* Checking whether input method is running. */	1247	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1248	bool
1009	rxvt_IMisRunning(pR)	1249	rxvt_term::IMisRunning ()
1010	{	1250	{
1011	char *p;	1251	char *p;
1012	Atom atom;	1252	Atom atom;
1013	Window win;	1253	Window win;
1014	char server[IMBUFSIZ];	1254	char server[IMBUFSIZ];
1015		1255
1016	/* get current locale modifier */	1256	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1257	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1258	{
1018	STRCPY(server, "@server=");	1259	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1260	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1261
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1262	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1263	*p = '\0';
1022		1264
1023	atom = XInternAtom(R->Xdisplay, server, False);	1265	atom = XInternAtom (dpy, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1266	win = XGetSelectionOwner (dpy, atom);
		1267
1025	if (win != None)	1268	if (win != None)
1026	return True;	1269	return True;
1027	}	1270	}
		1271
1028	return False;	1272	return False;
1029	}	1273	}
1030		1274
1031	/* EXTPROTO */
1032	void	1275	void
1033	rxvt_IMSendSpot(pR)	1276	rxvt_term::IMSendSpot ()
1034	{	1277	{
1035	XPoint spot;	1278	XPoint nspot;
1036	XVaNestedList preedit_attr;	1279	XVaNestedList preedit_attr;
1037		1280
1038	if (R->Input_Context == NULL	1281	if (!Input_Context
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1282	|| !focus
1040	|| !(R->event_type == KeyPress	1283	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1041	|| R->event_type == Expose
1042	|| R->event_type == NoExpose
1043	|| R->event_type == SelectionNotify
1044	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1045	|| !rxvt_IMisRunning(aR))
1046	return;	1284	return;
1047		1285
1048	rxvt_setPosition(aR_ & spot);	1286	im_set_position (nspot);
1049		1287
		1288	if (nspot.x == spot.x && nspot.y == spot.y)
		1289	return;
		1290
		1291	spot = nspot;
		1292
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1293	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1294	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1295	XFree (preedit_attr);
1053	}	1296	}
1054		1297
1055	/* EXTPROTO */
1056	void	1298	void
1057	rxvt_setTermFontSet(pR_ int idx)	1299	rxvt_term::im_destroy ()
1058	{	1300	{
1059	char *string;	1301	if (input_method)
1060	long length;	1302	{
1061	int success = 0;	1303	if (Input_Context && input_method->xim)
		1304	XDestroyIC (Input_Context);
1062		1305
1063	if (idx < 0 || idx >= MAX_NFONTS)	1306	display->put_xim (input_method);
1064	return;	1307	input_method = 0;
1065	}	1308	}
1066		1309
1067	/* INTPROTO */
1068	void
1069	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070	XRectangle * needed_rect)
1071	{
1072	int mbh, vtx = 0;
1073
1074	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075	vtx = scrollbar_TotalWidth();
1076	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077	mbh -= R->TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083	+ vtx;
1084	preedit_rect->height = Height2Pixel(1);
1085
1086	status_rect->x = vtx;
1087	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089	status_rect->width = needed_rect->width ? needed_rect->width
1090	: Width2Pixel(R->TermWin.ncol + 1);
1091	status_rect->height = Height2Pixel(1);
1092	}
1093
1094	/* ARGSUSED */
1095	/* INTPROTO */
1096	void
1097	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098	__attribute__ ((unused)), XPointer call_data
1099	__attribute__ ((unused)))
1100	{
1101	dR;
1102
1103	R->Input_Context = NULL;	1310	Input_Context = 0;
1104	/* To avoid Segmentation Fault in C locale: Solaris only? */
1105	if (STRCMP(R->locale, "C"))
1106	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107	rxvt_IMInstantiateCallback, NULL);
1108	}	1311	}
		1312
		1313	#ifdef ENABLE_XIM_ONTHESPOT
		1314
		1315	static void
		1316	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1317	{
		1318	((rxvt_term *)client_data)->make_current ();
		1319	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1320	}
		1321
		1322	static void
		1323	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1324	{
		1325	((rxvt_term *)client_data)->make_current ();
		1326	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1327	}
		1328
		1329	static void
		1330	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1331	{
		1332	rxvt_term *term = (rxvt_term *)client_data;
		1333	XIMText *text = call_data->text;
		1334
		1335	term->make_current ();
		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);
		1352	}
		1353	else
		1354	str = (void *)text->string.wide_char;
		1355
		1356	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1357	DT_INT, call_data->caret,
		1358	DT_INT, call_data->chg_first,
		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));
		1363	}
		1364	else
		1365	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1366	DT_INT, call_data->caret,
		1367	DT_INT, call_data->chg_first,
		1368	DT_INT, call_data->chg_length,
		1369	DT_END));
		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
1109		1386
1110	/*	1387	/*
1111	* X manual pages and include files don't match on some systems:	1388	* Try to open a XIM with the current modifiers, then see if we can
1112	* some think this is an XIDProc and others an XIMProc so we can't	1389	* open a suitable preedit type
1113	* use the first argument - need to update this to be nice for
1114	* both types via some sort of configure detection
1115	*/	1390	*/
1116	/* ARGSUSED */	1391	bool
1117	/* EXTPROTO */	1392	rxvt_term::IM_get_IC (const char *modifiers)
1118	void
1119	rxvt_IMInstantiateCallback(Display * unused
1120	__attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{	1393	{
1124	dR;	1394	int i, j, found;
1125	int i, found, had_im;	1395	XIM xim;
		1396	XPoint spot;
		1397	XRectangle rect, status_rect, needed_rect;
		1398	unsigned long fg, bg;
		1399	const char *p;
		1400	char **s;
		1401	XIMStyles *xim_styles;
		1402	#ifdef ENABLE_XIM_ONTHESPOT
		1403	XIMCallback xcb[4];
		1404	#endif
		1405
		1406	set_environ (envv);
		1407
		1408	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1409	return false;
		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
		1418	xim_styles = NULL;
		1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1420	|| !xim_styles || !xim_styles->count_styles)
		1421	{
		1422	im_destroy ();
		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++)
		1429	{
		1430	p = pet[pi];
		1431
		1432	if (!p)
		1433	continue;
		1434
		1435	s = rxvt_splitcommastring (p);
		1436
		1437	for (i = found = 0; !found && s[i]; i++)
		1438	{
		1439	if (!strcmp (s[i], "OverTheSpot"))
		1440	input_style = XIMPreeditPosition | XIMStatusNothing;
		1441	else if (!strcmp (s[i], "OffTheSpot"))
		1442	input_style = XIMPreeditArea | XIMStatusArea;
		1443	else if (!strcmp (s[i], "Root"))
		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;
		1453
		1454	for (j = 0; j < xim_styles->count_styles; j++)
		1455	if (input_style == xim_styles->supported_styles[j])
		1456	{
		1457	rxvt_freecommastring (s);
		1458
		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;
1126	const char *p;	1610	const char *p;
1127	char **s;	1611	char **s;
1128	char buf[IMBUFSIZ];	1612	char buf[IMBUFSIZ];
1129		1613
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1614	make_current ();
		1615
		1616	im_destroy ();
		1617
1131	if (R->Input_Context)	1618	if (Input_Context)
1132	return;	1619	return;
1133		1620
		1621	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1622	if (rs[Rs_imLocale])
		1623	SET_LOCALE (rs[Rs_imLocale]);
		1624	#endif
		1625
1134	p = R->rs[Rs_inputMethod];	1626	p = rs[Rs_inputMethod];
1135	if (p && *p)	1627	if (p && *p)
1136	{	1628	{
1137	bool found = false;	1629	bool found = false;
1138		1630
1139	s = rxvt_splitcommastring (p);	1631	s = rxvt_splitcommastring (p);
		1632
1140	for (i = 0; s[i]; i++)	1633	for (i = 0; s[i]; i++)
1141	{	1634	{
1142	if (*s[i])	1635	if (*s[i])
1143	{	1636	{
1144	STRCPY (buf, "@im=");	1637	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1638	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1639	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1640	{
1149	found = true;	1641	found = true;
1150	break;	1642	break;
1151	}	1643	}
1152	}	1644	}
1153	}	1645	}
1154	for (i = 0; s[i]; i++)	1646
1155	free(s[i]);	1647	rxvt_freecommastring (s);
1156	free(s);
1157		1648
1158	if (found)	1649	if (found)
1159	return;	1650	goto done;
1160	}	1651	}
1161		1652
1162	/* try with XMODIFIERS env. var. */	1653	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1654	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1655	goto done;
		1656
		1657	/* try with no modifiers base IF the user didn't specify an IM */
		1658	if (IM_get_IC ("@im=none"))
		1659	goto done;
		1660
		1661	done:
		1662	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1663	if (rs[Rs_imLocale])
		1664	SET_LOCALE (locale);
		1665	#endif
		1666	}
		1667
		1668	void
		1669	rxvt_term::IMSetPosition ()
		1670	{
		1671	XRectangle preedit_rect, status_rect, *needed_rect;
		1672	XVaNestedList preedit_attr, status_attr;
		1673
		1674	if (!Input_Context
		1675	|| !focus
		1676	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1677	|| !IMisRunning ())
1165	return;	1678	return;
1166		1679
1167	/* try with no modifiers base IF the user didn't specify an IM */
1168	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1169	&& rxvt_IM_get_IC (aR) == True)
1170	return;
1171	}
1172
1173	/*
1174	* Try to open a XIM with the current modifiers, then see if we can
1175	* open a suitable preedit type
1176	*/
1177	/* INTPROTO */
1178	Bool
1179	rxvt_IM_get_IC(pR)
1180	{
1181	int i, j, found;
1182	XIM xim;
1183	XPoint spot;
1184	XRectangle rect, status_rect, needed_rect;
1185	unsigned long fg, bg;
1186	const char *p;
1187	char **s;
1188	XIMStyles *xim_styles;
1189	XVaNestedList preedit_attr, status_attr;
1190	XIMCallback ximcallback;
1191
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194	if (xim == NULL)
1195	return False;
1196
1197	xim_styles = NULL;
1198	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles) {
1200	XCloseIM(xim);
1201	return False;
1202	}
1203
1204	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205	: "OverTheSpot,OffTheSpot,Root";
1206	s = rxvt_splitcommastring(p);
1207	for (i = found = 0; !found && s[i]; i++) {
1208	if (!STRCMP(s[i], "OverTheSpot"))
1209	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210	else if (!STRCMP(s[i], "OffTheSpot"))
1211	R->input_style = (XIMPreeditArea | XIMStatusArea);
1212	else if (!STRCMP(s[i], "Root"))
1213	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215	for (j = 0; j < xim_styles->count_styles; j++)
1216	if (R->input_style == xim_styles->supported_styles[j]) {
1217	found = 1;
1218	break;
1219	}
1220	}
1221	for (i = 0; s[i]; i++)
1222	free(s[i]);
1223	free(s);
1224	XFree(xim_styles);
1225
1226	if (!found) {
1227	XCloseIM(xim);
1228	return False;
1229	}
1230
1231	ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233	/* XXX: not sure why we need this (as well as IC one below) */
1234	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236	preedit_attr = status_attr = NULL;
1237
1238	if (R->input_style & XIMPreeditPosition) {	1680	if (input_style & XIMPreeditPosition)
1239	rxvt_setSize(aR_ & rect);	1681	{
1240	rxvt_setPosition(aR_ & spot);	1682	im_set_size (preedit_rect);
1241	rxvt_setColor(aR_ & fg, &bg);
1242
1243	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1244	XNSpotLocation, &spot,
1245	XNForeground, fg, XNBackground, bg,
1246	//XNFontSet, R->TermWin.fontset,
1247	NULL);
1248	} else if (R->input_style & XIMPreeditArea) {
1249	rxvt_setColor(aR_ & fg, &bg);
1250		1684
1251	/*	1685	XSetICValues (Input_Context,
1252	* The necessary width of preedit area is unknown	1686	XNPreeditAttributes, preedit_attr, NULL);
1253	* until create input context.	1687	}
1254	*/	1688	else
1255	needed_rect.width = 0;
1256
1257	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNForeground, fg, XNBackground, bg,
1261	//XNFontSet, R->TermWin.fontset,
1262	NULL);
1263	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264	XNForeground, fg, XNBackground, bg,
1265	//XNFontSet, R->TermWin.fontset,
1266	NULL);
1267	}	1689	{
1268	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269	XNClientWindow, R->TermWin.parent[0],
1270	XNFocusWindow, R->TermWin.parent[0],
1271	XNDestroyCallback, &ximcallback,
1272	preedit_attr ? XNPreeditAttributes : NULL,
1273	preedit_attr,
1274	status_attr ? XNStatusAttributes : NULL,
1275	status_attr, NULL);
1276	if (preedit_attr)
1277	XFree(preedit_attr);
1278	if (status_attr)
1279	XFree(status_attr);
1280	if (R->Input_Context == NULL) {
1281	rxvt_print_error("failed to create input context");
1282	XCloseIM(xim);
1283	return False;
1284	}
1285	if (R->input_style & XIMPreeditArea)
1286	rxvt_IMSetStatusPosition(aR);
1287	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288	return True;
1289	}
1290
1291	/* EXTPROTO */
1292	void
1293	rxvt_IMSetStatusPosition(pR)
1294	{
1295	XRectangle preedit_rect, status_rect, *needed_rect;
1296	XVaNestedList preedit_attr, status_attr;
1297
1298	if (R->Input_Context == NULL
1299	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1300	|| !rxvt_IMisRunning(aR))
1301	return;
1302
1303	/* Getting the necessary width of preedit area */	1690	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1691	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1692	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);	1693	XFree (status_attr);
1307		1694
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1695	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1696	XFree (needed_rect);
1309		1697
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1698	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1699	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312		1700
1313	XSetICValues(R->Input_Context,	1701	XSetICValues (Input_Context,
1314	XNPreeditAttributes, preedit_attr,	1702	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);	1703	XNStatusAttributes, status_attr,
		1704	NULL);
1316		1705
		1706	XFree (status_attr);
		1707	}
		1708
1317	XFree(preedit_attr);	1709	XFree (preedit_attr);
1318	XFree(status_attr);
1319	}	1710	}
1320	#endif /* USE_XIM */	1711	#endif /* USE_XIM */
1321		1712
1322	/*----------------------------------------------------------------------*/	1713	void
1323	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	int
		1752	rxvt_term::update_background ()
		1753	{
		1754	bgPixmap.invalidate ();
		1755
		1756	/* no chance of real time refresh if we are blurring! */
		1757	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1758	bgPixmap.render ();
		1759	else
		1760	{
		1761	update_background_ev.stop ();
		1762
		1763	if (!bgPixmap.need_client_side_rendering())
		1764	update_background_ev.start (.05);
		1765	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1766	update_background_ev.start (.20); /* very slow !!! */
		1767	else
		1768	update_background_ev.start (.07);
		1769	}
		1770
		1771	return 0;
		1772	}
		1773
		1774	void
		1775	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1776	{
		1777	bgPixmap.render ();
		1778	}
		1779
		1780	#endif /* HAVE_BG_PIXMAP */
1324		1781
1325	/*----------------------- end-of-file (C source) -----------------------*/	1782	/*----------------------- end-of-file (C source) -----------------------*/

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