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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.271 by root, Tue Dec 4 16:33:42 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.5 2003/11/25 15:44:38 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 HAVE_BG_PIXMAP
		159	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		160	#endif
64	#ifdef CURSOR_BLINK	161	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	162	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this);
66	#endif	163	#endif
67	x_ev (this, &rxvt_term::x_cb)	164	#ifdef TEXT_BLINK
68	{	165	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this);
		166	#endif
		167	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		168	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		169	#endif
		170	#ifdef SELECTION_SCROLLING
		171	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		172	#endif
		173	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		174	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		175	#endif
		176	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		177	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#endif
		179	#ifdef HAVE_SCROLLBARS
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#endif
		182	#ifdef USE_XIM
		183	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
		184	#endif
		185	#ifdef POINTER_BLANK
		186	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		190	#endif
		191	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		192	prepare_ev.set <rxvt_term, &rxvt_term::prepare_cb> (this);
		193	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		194	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		195	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		196	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		197	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		198	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		199
69	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;
70	}	219	}
71		220
72	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
73	{	222	{
74	delete PixColors;	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
75	}
76		224
77	/*----------------------------------------------------------------------*/	225	emergency_cleanup ();
78	/* rxvt_init() */
79	/* LIBPROTO */
80	rxvt_t
81	rxvt_init(int argc, const char *const *argv)
82	{
83	SET_R(new rxvt_term);
84	dR;
85		226
86	if (!R->init_vars () || !R->init (argc, argv))	227	#if ENABLE_STYLES
87	{	228	for (int i = RS_styleCount; --i; )
88	delete R;	229	if (fontset[i] != fontset[0])
89	return NULL;	230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
90	}	235	{
		236	selection_clear ();
91		237
		238	#ifdef USE_XIM
		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 ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	#ifdef HAVE_BG_PIXMAP
		290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
		293
		294	scr_release ();
		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
		304	free (locale);
		305	free (v_buffer);
		306	free (incr_buf);
		307
		308	delete envv;
		309	delete argv;
		310
		311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		313	#endif
		314	#ifndef NO_RESOURCES
		315	XrmDestroyDatabase (option_db);
		316	#endif
		317	}
		318
		319	// child has exited, usually destroys
		320	void
		321	rxvt_term::child_cb (ev::child &w, int status)
		322	{
		323	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		324
		325	cmd_pid = 0;
		326
		327	if (!option (Opt_hold))
		328	destroy ();
		329	}
		330
		331	void
		332	rxvt_term::destroy ()
		333	{
		334	if (destroy_ev.active)
92	return R;	335	return;
93	}
94		336
95	bool	337	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
96	rxvt_term::init (int argc, const char *const *argv)
97	{
98	dR;//TODO (scrollbar, setidle)
99		338
100	/*	339	#if ENABLE_OVERLAY
101	* Save and then give up any super-user privileges	340	scr_overlay_off ();
102	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems
106	*/
107	rxvt_privileges (this, SAVE);
108	rxvt_privileges (this, IGNORE);
109
110	rxvt_init_secondary (this);
111
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
113
114	#if (MENUBAR_MAX)
115	rxvt_menubar_read (this, rs[Rs_menu]);
116	#endif	341	#endif
		342
		343	if (display)
		344	{
		345	#if USE_XIM
		346	im_ev.stop (display);
		347	#endif
117	#ifdef HAVE_SCROLLBARS	348	#if HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)	349	scrollbar_ev.stop (display);
119	scrollbar_setIdle (); /* set existence for size calculations */
120	#endif	350	#endif
121		351	#if ENABLE_TRANSPARENCY || ENABLE_PERL
122	rxvt_Create_Windows (this, argc, argv);	352	rootwin_ev.stop (display);
123
124	rxvt_init_xlocale (this);
125
126	rxvt_scr_reset (this); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif	353	#endif
130		354	incr_ev.stop ();
131	#if 0	355	termwin_ev.stop (display);
132	#ifdef DEBUG_X	356	vt_ev.stop (display);
133	XSynchronize(Xdisplay, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
137	#endif
138	#endif
139
140	#ifdef HAVE_SCROLLBARS
141	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143	#endif
144	#if (MENUBAR_MAX)
145	if (menubar_visible(r))
146	XMapWindow (Xdisplay, menuBar.win);
147	#endif
148	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)
150	{	357	}
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152	rxvt_check_our_parents (this);
153	}
154	#endif
155	XMapWindow (Xdisplay, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);
157		358
158	rxvt_init_env (this);	359	prepare_ev.stop ();
159	rxvt_init_command (this, cmd_argv);	360	pty_ev.stop ();
160		361	#ifdef CURSOR_BLINK
161	x_ev.start (Xfd, EVENT_READ);	362	cursor_blink_ev.stop ();
162	pty_ev.start (cmd_fd, EVENT_READ);
163
164	return true;
165	}
166
167	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */
170	/*
171	* Catch a SIGCHLD signal and exit if the direct child has died
172	*/
173	/* ARGSUSED */
174	/* EXTPROTO */
175	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))
177	{
178	dR;
179	int pid, save_errno = errno;
180
181	do {
182	errno = 0;
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184
185	if (pid == R->cmd_pid)
186	exit(EXIT_SUCCESS);
187
188	errno = save_errno;
189	signal(SIGCHLD, rxvt_Child_signal);
190	}
191
192	/*
193	* Catch a fatal signal and tidy up before quitting
194	*/
195	/* EXTPROTO */
196	RETSIGTYPE
197	rxvt_Exit_signal(int sig)
198	{
199	signal(sig, SIG_DFL);
200	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);
202	#endif	363	#endif
203	rxvt_clean_exit();	364	#ifdef TEXT_BLINK
204	kill(getpid(), sig);	365	text_blink_ev.stop ();
205	}	366	#endif
		367	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		368	cont_scroll_ev.stop ();
		369	#endif
		370	#ifdef SELECTION_SCROLLING
		371	sel_scroll_ev.stop ();
		372	#endif
		373	#ifdef POINTER_BLANK
		374	pointer_ev.stop ();
		375	#endif
206		376
207	/* ARGSUSED */	377	destroy_ev.start ();
208	/* INTPROTO */	378	}
209	int
210	rxvt_xerror_handler(const Display * display
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{
213	dR;
214		379
215	if (R->allowedxerror == -1) {	380	void
216	R->allowedxerror = event->error_code;	381	rxvt_term::destroy_cb (ev::idle &w, int revents)
217	return 0; /* ignored anyway */	382	{
218	}	383	make_current ();
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",	384
220	event->request_code, event->minor_code,	385	delete this;
221	event->error_code);
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223	exit(EXIT_FAILURE);
224	/* NOTREACHED */
225	}	386	}
226		387
227	/*----------------------------------------------------------------------*/	388	/*----------------------------------------------------------------------*/
228	/*	389	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes	390	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can	391	* TODO: if debugging, this should free up any known resources if we can
231	*/	392	*/
232	/* EXTPROTO */	393	static XErrorHandler old_xerror_handler;
233	void
234	rxvt_clean_exit(void)
235	{
236	dR;
237		394
238	#ifdef DEBUG_SCREEN	395	static void
239	rxvt_scr_release(aR);	396	rxvt_emergency_cleanup ()
		397	{
		398	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		399	(*t)->emergency_cleanup ();
		400	}
		401
		402	#if !ENABLE_MINIMAL
		403	static void
		404	print_x_error (Display *dpy, XErrorEvent *event)
		405	{
		406	char buffer[BUFSIZ];
		407	char mesg[BUFSIZ];
		408	char number[32];
		409	char *mtype = "XlibMessage";
		410	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		411	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		412	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		413	rxvt_warn ("%s: %s\n", mesg, buffer);
		414	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		416	sprintf(number, "%d", event->request_code);
		417	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		418	rxvt_warn ("(which is %s)\n", buffer);
		419	if (event->request_code >= 128) {
		420	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		423	}
		424	if ((event->error_code == BadWindow) ||
		425	(event->error_code == BadPixmap) ||
		426	(event->error_code == BadCursor) ||
		427	(event->error_code == BadFont) ||
		428	(event->error_code == BadDrawable) ||
		429	(event->error_code == BadColor) ||
		430	(event->error_code == BadGC) ||
		431	(event->error_code == BadIDChoice) ||
		432	(event->error_code == BadValue) ||
		433	(event->error_code == BadAtom)) {
		434	if (event->error_code == BadValue)
		435	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		436	mesg, BUFSIZ);
		437	else if (event->error_code == BadAtom)
		438	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		439	mesg, BUFSIZ);
		440	else
		441	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		442	mesg, BUFSIZ);
		443	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		444	}
		445	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		446	mesg, BUFSIZ);
		447	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		448	}
240	#endif	449	#endif
241	#ifndef NO_SETOWNER_TTYDEV	450
242	rxvt_privileged_ttydev(aR_ RESTORE);	451	int
		452	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		453	{
		454	if (GET_R->allowedxerror == -1)
		455	GET_R->allowedxerror = event->error_code;
		456	else
		457	{
		458	// GET_R is most likely not the terminal which caused the error,
		459	// so just output the error and continue
		460	#if ENABLE_MINIMAL
		461	old_xerror_handler (display, event);
		462	#else
		463	print_x_error (display, event);
243	#endif	464	#endif
244	#ifdef UTMP_SUPPORT	465	}
245	rxvt_privileged_utmp(aR_ RESTORE);	466
		467	return 0;
		468	}
		469
		470	int
		471	rxvt_xioerror_handler (Display *display)
		472	{
		473	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		474	DisplayString (display));
		475	rxvt_emergency_cleanup ();
		476	_exit (EXIT_FAILURE);
		477	}
		478
		479	/*----------------------------------------------------------------------*/
		480	bool
		481	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		482	{
		483	this->envv = envv;
		484
		485	SET_R (this);
		486	set_locale ("");
		487	set_environ (envv); // few things in X do not call setlocale :(
		488
		489	if (!init_vars ())
		490	return false;
		491
		492	init_secondary ();
		493
		494	const char **cmd_argv = init_resources (argc, argv);
		495
		496	#ifdef KEYSYM_RESOURCE
		497	keyboard->register_done ();
246	#endif	498	#endif
247	#ifdef USE_XIM	499
248	if (R->Input_Context != NULL) {	500	#ifdef HAVE_SCROLLBARS
249	XDestroyIC(R->Input_Context);	501	if (option (Opt_scrollBar))
250	R->Input_Context = NULL;	502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	pty = ptytty::create ();
		506
		507	create_windows (argc, argv);
		508
		509	init_xlocale ();
		510
		511	scr_reset (); // initialize screen
		512
		513	#if 0
		514	XSynchronize (dpy, True);
		515	#endif
		516
		517	#ifdef HAVE_SCROLLBARS
		518	if (option (Opt_scrollBar))
		519	resize_scrollbar (); /* create and map scrollbar */
		520	#endif
		521	#ifdef HAVE_BG_PIXMAP
		522	{
		523	bgPixmap.set_target (this);
		524
		525	#ifdef ENABLE_TRANSPARENCY
		526	if (option (Opt_transparent))
		527	{
		528	bgPixmap.set_transparent ();
		529	#ifdef HAVE_AFTERIMAGE
		530	if (rs [Rs_blurradius])
		531	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		532	#endif
		533	if (ISSET_PIXCOLOR (Color_tint))
		534	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		535	if (rs [Rs_shade])
		536	bgPixmap.set_shade (rs [Rs_shade]);
		537
		538	bgPixmap.set_root_pixmap ();
		539	XSelectInput (dpy, display->root, PropertyChangeMask);
		540	rootwin_ev.start (display, display->root);
251	}	541	}
252	#endif	542	#endif
		543
		544	#ifdef BG_IMAGE_FROM_FILE
		545	if (rs[Rs_backgroundPixmap] != NULL)
		546	{
		547	const char *p = rs[Rs_backgroundPixmap];
		548
		549	if ((p = strchr (p, ';')) != NULL)
		550	{
		551	p++;
		552	bgPixmap.set_geometry (p);
		553	}
		554	else
		555	bgPixmap.set_defaultGeometry ();
		556
		557	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		558	if (!bgPixmap.window_position_sensitive ())
		559	update_background ();
		560	}
		561	#endif
		562	}
		563	#endif
		564
		565	#if ENABLE_PERL
		566	rootwin_ev.start (display, display->root);
		567	#endif
		568
		569	set_colorfgbg ();
		570
		571	init_command (cmd_argv);
		572
		573	free (cmd_argv);
		574
		575	if (pty->pty >= 0)
		576	pty_ev.start (pty->pty, ev::READ);
		577
		578	prepare_ev.start ();
		579
		580	HOOK_INVOKE ((this, HOOK_START, DT_END));
		581
		582	#if ENABLE_XEMBED
		583	if (rs[Rs_embed])
		584	{
		585	long info[2] = { 0, XEMBED_MAPPED };
		586
		587	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		588	32, PropModeReplace, (unsigned char *)&info, 2);
		589	}
		590	#endif
		591
		592	XMapWindow (dpy, vt);
		593	XMapWindow (dpy, parent[0]);
		594
		595	return true;
		596	}
		597
		598	static struct sig_handlers
		599	{
		600	ev::sig sw_term, sw_int;
		601
		602	/*
		603	* Catch a fatal signal and tidy up before quitting
		604	*/
		605	void sig_term (ev::sig &w, int revents);
		606
		607	sig_handlers ()
		608	{
		609	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		610	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		611	}
		612	} sig_handlers;
		613
		614	void
		615	sig_handlers::sig_term (ev::sig &w, int revents)
		616	{
		617	rxvt_emergency_cleanup ();
		618	w.stop ();
		619	kill (getpid (), w.signum);
		620	}
		621
		622	char **rxvt_environ; // startup environment
		623
		624	void
		625	rxvt_init ()
		626	{
		627	ptytty::init ();
		628
		629	if (!ev_default_loop (0))
		630	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		631
		632	rxvt_environ = environ;
		633
		634	signal (SIGHUP, SIG_IGN);
		635	signal (SIGPIPE, SIG_IGN);
		636
		637	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		638	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		639
		640	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		641	/* signal (SIGURG, SIG_DFL); */
		642
		643	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		644	// TODO: handle this with exceptions and tolerate the memory loss
		645	XSetIOErrorHandler (rxvt_xioerror_handler);
		646
		647	XrmInitialize ();
253	}	648	}
254		649
255	/* ------------------------------------------------------------------------- *	650	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	651	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	652	* ------------------------------------------------------------------------- */
258	/* EXTPROTO */	653	void *
259	void *
260	rxvt_malloc(size_t size)	654	rxvt_malloc (size_t size)
261	{	655	{
262	void *p;
263
264	p = malloc(size);	656	void *p = malloc (size);
		657
265	if (p)	658	if (!p)
		659	rxvt_fatal ("memory allocation failure. aborting.\n");
		660
266	return p;	661	return p;
267
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269	rxvt_clean_exit();
270	exit(EXIT_FAILURE);
271	/* NOTREACHED */
272	}	662	}
273		663
274	/* EXTPROTO */	664	void *
275	void *
276	rxvt_calloc(size_t number, size_t size)	665	rxvt_calloc (size_t number, size_t size)
277	{	666	{
278	void *p;
279
280	p = calloc(number, size);	667	void *p = calloc (number, size);
		668
281	if (p)	669	if (!p)
		670	rxvt_fatal ("memory allocation failure. aborting.\n");
		671
282	return p;	672	return p;
283
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285	rxvt_clean_exit();
286	exit(EXIT_FAILURE);
287	/* NOTREACHED */
288	}	673	}
289		674
290	/* EXTPROTO */	675	void *
291	void *
292	rxvt_realloc(void *ptr, size_t size)	676	rxvt_realloc (void *ptr, size_t size)
293	{	677	{
294	void *p;
295
296	if (ptr)
297	p = realloc(ptr, size);	678	void *p = realloc (ptr, size);
298	else	679
299	p = malloc(size);
300	if (p)	680	if (!p)
		681	rxvt_fatal ("memory allocation failure. aborting.\n");
		682
301	return p;	683	return p;
302
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304	rxvt_clean_exit();
305	exit(EXIT_FAILURE);
306	/* NOTREACHED */
307	}	684	}
308
309	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void
315	rxvt_privileges(pR_ int mode)
316	{
317	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */
320	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID
323	# endif
324	# ifdef HAVE_SETEUID
325	switch (mode) {
326	case IGNORE:
327	/*
328	* change effective uid/gid - not real uid/gid - so we can switch
329	* back to root later, as required
330	*/
331	seteuid(getuid());
332	setegid(getgid());
333	break;
334	case SAVE:
335	R->euid = geteuid();
336	R->egid = getegid();
337	break;
338	case RESTORE:
339	seteuid(R->euid);
340	setegid(R->egid);
341	break;
342	}
343	# else
344	switch (mode) {
345	case IGNORE:
346	setuid(getuid());
347	setgid(getgid());
348	/* FALLTHROUGH */
349	case SAVE:
350	/* FALLTHROUGH */
351	case RESTORE:
352	break;
353	}
354	# endif
355	#endif
356	}
357
358	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void
361	rxvt_privileged_utmp(pR_ char action)
362	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364	action, R->next_utmp_action, getpid()));
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')
368	return;
369
370	rxvt_privileges(aR_ RESTORE);
371	if (action == SAVE) {
372	R->next_utmp_action = RESTORE;
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
374	} else { /* action == RESTORE */
375	R->next_utmp_action = IGNORE;
376	rxvt_cleanutent(aR);
377	}
378	rxvt_privileges(aR_ IGNORE);
379	}
380	#endif
381
382	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void
385	rxvt_privileged_ttydev(pR_ char action)
386	{
387	D_MAIN((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')
392	return;
393
394	rxvt_privileges(aR_ RESTORE);
395
396	if (action == SAVE) {
397	R->next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401	R->next_tty_action = IGNORE;
402	else
403	# endif
404	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);
407	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);
409	# endif
410	}
411	} else { /* action == RESTORE */
412	R->next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416	# else
417	chmod(R->ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);
420	# endif
421	}
422
423	rxvt_privileges(aR_ IGNORE);
424
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));
432	# endif
433	}
434	#endif
435		685
436	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
437	/*	687	/*
438	* window size/position calculcations for XSizeHint and other storage.	688	* window size/position calculations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	689	* if width/height are non-zero then override calculated width/height
440	*/	690	*/
441	/* EXTPROTO */
442	void	691	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	692	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
444	{	693	{
445	short recalc_x, recalc_y;	694	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	695	int x, y, sb_w, flags;
447	unsigned int w, h;	696	unsigned int w, h;
448	unsigned int max_width, max_height;	697	unsigned int max_width, max_height;
449		698
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
452	R->szHint.height));
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	699	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	700	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	701	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		702
457	recalc_x = recalc_y = 0;	703	recalc_x = recalc_y = 0;
458	flags = 0;	704	flags = 0;
		705
459	if (!R->parsed_geometry) {	706	if (!parsed_geometry)
		707	{
460	R->parsed_geometry = 1;	708	parsed_geometry = 1;
		709
461	if (R->rs[Rs_geometry])	710	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	711	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		712
463	if (flags & WidthValue) {	713	if (flags & WidthValue)
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	714	{
		715	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
465	R->szHint.flags |= USSize;	716	szHint.flags |= USSize;
466	}	717	}
		718
467	if (flags & HeightValue) {	719	if (flags & HeightValue)
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	720	{
		721	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
469	R->szHint.flags |= USSize;	722	szHint.flags |= USSize;
470	}	723	}
		724
471	if (flags & XValue) {	725	if (flags & XValue)
		726	{
472	R->szHint.x = x;	727	szHint.x = x;
473	R->szHint.flags |= USPosition;	728	szHint.flags |= USPosition;
		729
474	if (flags & XNegative) {	730	if (flags & XNegative)
		731	{
475	recalc_x = 1;	732	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	733	szHint.win_gravity = NorthEastGravity;
477	}	734	}
478	}	735	}
		736
479	if (flags & YValue) {	737	if (flags & YValue)
		738	{
480	R->szHint.y = y;	739	szHint.y = y;
481	R->szHint.flags |= USPosition;	740	szHint.flags |= USPosition;
		741
482	if (flags & YNegative) {	742	if (flags & YNegative)
		743	{
483	recalc_y = 1;	744	recalc_y = 1;
		745
484	if (R->szHint.win_gravity == NorthEastGravity)	746	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	747	szHint.win_gravity = SouthEastGravity;
486	else	748	else
487	R->szHint.win_gravity = SouthWestGravity;	749	szHint.win_gravity = SouthWestGravity;
488	}	750	}
489	}	751	}
490	}	752	}
		753
491	/* TODO: BOUNDS */	754	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	755	width = ncol * fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	756	height = nrow * fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	757	max_width = MAX_COLS * fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	758	max_height = MAX_ROWS * fheight;
496		759
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	760	szHint.base_width = szHint.base_height = 2 * int_bwidth;
498		761
499	sb_w = mb_h = 0;	762	sb_w = 0;
500	R->window_vt_x = R->window_vt_y = 0;	763	window_vt_x = window_vt_y = int_bwidth;
501	if (scrollbar_visible(R)) {	764
		765	if (scrollBar.state)
		766	{
502	sb_w = scrollbar_TotalWidth();	767	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	768	szHint.base_width += sb_w;
		769
504	if (!(R->Options & Opt_scrollBar_right))	770	if (!option (Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	771	window_vt_x += sb_w;
506	}	772	}
507	if (menubar_visible(R)) {	773
508	mb_h = menuBar_TotalHeight();
509	R->szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;
511	}
512	R->szHint.width_inc = R->TermWin.fwidth;	774	szHint.width_inc = fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	775	szHint.height_inc = fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	776	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	777	szHint.min_height = szHint.base_height + szHint.height_inc;
516		778
517	if (width && width - R->szHint.base_width < max_width) {	779	if (newwidth && newwidth - szHint.base_width < max_width)
		780	{
518	R->szHint.width = width;	781	szHint.width = newwidth;
519	R->TermWin.width = width - R->szHint.base_width;	782	width = newwidth - szHint.base_width;
520	} else {	783	}
521	MIN_IT(R->TermWin.width, max_width);	784	else
		785	{
		786	min_it (width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	787	szHint.width = szHint.base_width + width;
523	}	788	}
		789
524	if (height && height - R->szHint.base_height < max_height) {	790	if (newheight && newheight - szHint.base_height < max_height)
		791	{
525	R->szHint.height = height;	792	szHint.height = newheight;
526	R->TermWin.height = height - R->szHint.base_height;	793	height = newheight - szHint.base_height;
527	} else {	794	}
528	MIN_IT(R->TermWin.height, max_height);	795	else
		796	{
		797	min_it (height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	798	szHint.height = szHint.base_height + height;
530	}	799	}
		800
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	801	if (scrollBar.state && option (Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	802	window_sb_x = szHint.width - sb_w;
533		803
534	if (recalc_x)	804	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	805	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	806
537	if (recalc_y)	807	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	808	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
540		809
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	810	ncol = width / fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	811	nrow = height / fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
545	R->szHint.height));
546	return;
547	}	812	}
548		813
549	/*----------------------------------------------------------------------*/	814	/*----------------------------------------------------------------------*/
550	/*	815	/*
551	* Tell the teletype handler what size the window is.	816	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	817	* Called after a window size change.
553	*/	818	*/
554	/* EXTPROTO */
555	void	819	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	820	rxvt_term::tt_winch ()
557	{	821	{
		822	if (pty->pty < 0)
		823	return;
		824
558	struct winsize ws;	825	struct winsize ws;
559		826
560	if (fd < 0)
561	return;
562	ws.ws_col = col;	827	ws.ws_col = ncol;
563	ws.ws_row = row;	828	ws.ws_row = nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	829	ws.ws_xpixel = width;
565	#ifndef DEBUG_SIZE	830	ws.ws_ypixel = height;
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	831	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
567	#else	832
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	833	#if 0
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	834	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570	}
571	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	835	if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	836	kill (-cmd_pid, SIGWINCH);
574	# endif
575	#endif	837	#endif
576	}	838	}
577		839
578	/*----------------------------------------------------------------------*/	840	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	841	/* set_fonts () - load and set the various fonts
580	/*	842	*
581	* init = 1 - initialize	843	* init = 1 - initialize
582	*	844	*
583	* fontname == FONT_UP - switch to bigger font	845	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	846	* fontname == FONT_DN - switch to smaller font
585	*/	847	*/
586	/* EXTPROTO */	848	bool
587	void	849	rxvt_term::set_fonts ()
588	rxvt_change_font(pR_ int init, const char *fontname)
589	{	850	{
590	}	851	rxvt_fontset *fs = new rxvt_fontset (this);
		852	rxvt_fontprop prop;
591		853
592	/* INTPROTO */	854	if (!fs
		855	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		856	|| !fs->realize_font (1))
		857	{
		858	delete fs;
		859	return false;
		860	}
		861
		862	#if ENABLE_STYLES
		863	for (int i = RS_styleCount; --i; )
		864	if (fontset[i] != fontset[0])
		865	delete fontset[i];
		866	#endif
		867
		868	delete fontset[0];
		869	fontset[0] = fs;
		870
		871	prop = (*fs)[1]->properties ();
		872	prop.height += lineSpace;
		873
		874	fs->set_prop (prop, false);
		875
		876	fwidth = prop.width;
		877	fheight = prop.height;
		878	fbase = prop.ascent;
		879
		880	for (int style = 1; style < 4; style++)
		881	{
		882	#if ENABLE_STYLES
		883	const char *res = rs[Rs_font + style];
		884
		885	if (res && !*res)
		886	fontset[style] = fontset[0];
		887	else
		888	{
		889	fontset[style] = fs = new rxvt_fontset (this);
		890	rxvt_fontprop prop2 = prop;
		891
		892	if (res)
		893	{
		894	fs->populate (res);
		895	fs->set_prop (prop2, false);
		896	}
		897	else
		898	{
		899	fs->populate (fontset[0]->fontdesc);
		900
		901	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		902	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		903
		904	fs->set_prop (prop2, true);
		905	}
		906
		907	}
		908	#else
		909	fontset[style] = fontset[0];
		910	#endif
		911	}
		912
		913	if (parent[0])
		914	{
		915	resize_all_windows (0, 0, 0);
		916	scr_remap_chars ();
		917	scr_touch (true);
		918	}
		919
		920	return true;
		921	}
		922
593	void	923	void
594	rxvt_font_up_down(pR_ int n, int direction)	924	rxvt_term::set_string_property (Atom prop, const char *str, int len)
595	{	925	{
		926	XChangeProperty (dpy, parent[0],
		927	prop, XA_STRING, 8, PropModeReplace,
		928	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		929	}
		930
		931	void
		932	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		933	{
		934	wchar_t *ws = rxvt_mbstowcs (str, len);
		935	char *s = rxvt_wcstoutf8 (ws);
		936
		937	XChangeProperty (dpy, parent[0],
		938	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		939	(const unsigned char *)s, strlen (s));
		940
		941	free (s);
		942	free (ws);
596	}	943	}
597		944
598	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	946	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	947	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	948	void
603	rxvt_set_title(pR_ const char *str)	949	rxvt_term::set_title (const char *str)
604	{	950	{
605	#ifndef SMART_WINDOW_TITLE	951	set_string_property (XA_WM_NAME, str);
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	952	#if ENABLE_EWMH
607	#else	953	set_utf8_property (xa[XA_NET_WM_NAME], str);
608	char *name;
609
610	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611	name = NULL;
612	if (name == NULL || STRCMP(name, str))
613	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614	if (name)
615	XFree(name);
616	#endif	954	#endif
617	}	955	}
618		956
619	/* EXTPROTO */
620	void	957	void
621	rxvt_set_iconName(pR_ const char *str)	958	rxvt_term::set_icon_name (const char *str)
622	{	959	{
623	#ifndef SMART_WINDOW_TITLE	960	set_string_property (XA_WM_ICON_NAME, str);
624	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	961	#if ENABLE_EWMH
625	#else	962	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
626	char *name;
627
628	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629	name = NULL;
630	if (name == NULL || STRCMP(name, str))
631	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632	if (name)
633	XFree(name);
634	#endif	963	#endif
635	}	964	}
636		965
		966	void
		967	rxvt_term::set_window_color (int idx, const char *color)
		968	{
637	#ifdef XTERM_COLOR_CHANGE	969	#ifdef XTERM_COLOR_CHANGE
638	/* EXTPROTO */
639	void
640	rxvt_set_window_color(pR_ int idx, const char *color)
641	{
642	rxvt_color xcol;	970	rxvt_color xcol;
643	int i;	971	int i;
644		972
645	if (color == NULL || *color == '\0')	973	if (color == NULL || *color == '\0')
646	return;	974	return;
647		975
		976	color = strdup (color);
		977	allocated.push_back ((void *)color);
		978	rs[Rs_color + idx] = color;
		979
648	/* handle color aliases */	980	/* handle color aliases */
649	if (isdigit(*color)) {	981	if (isdigit (*color))
		982	{
650	i = atoi(color);	983	i = atoi (color);
651	if (i >= 8 && i <= 15) { /* bright colors */	984
652	i -= 8;	985	if (i >= 8 && i <= 15)
653	# ifndef NO_BRIGHTCOLOR	986	{
654	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	987	/* bright colors */
655	SET_PIXCOLOR(R, idx);	988	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
656	goto Done;	989	goto done;
657	# endif
658	}	990	}
659	if (i >= 0 && i <= 7) { /* normal colors */	991
660	R->PixColors[idx] = R->PixColors[minCOLOR + i];	992	if (i >= 0 && i <= 7)
661	SET_PIXCOLOR(R, idx);	993	{
		994	/* normal colors */
		995	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
662	goto Done;	996	goto done;
663	}	997	}
664	}	998	}
665	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666	return;
667	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668		999
669	/*	1000	set_color (xcol, color);
		1001
		1002	/*
670	* FIXME: should free colors here, but no idea how to do it so instead,	1003	* FIXME: should free colors here, but no idea how to do it so instead,
671	* so just keep gobbling up the colormap	1004	* so just keep gobbling up the colormap
672	*/	1005	*/
673	# if 0
674	for (i = Color_Black; i <= Color_White; i++)
675	if (R->PixColors[idx] == R->PixColors[i])
676	break;
677	if (i > Color_White) {
678	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680	DisplayPlanes(R->Xdisplay, Xscreen));
681	}
682	# endif
683		1006
684	R->PixColors[idx] = xcol;	1007	pix_colors_focused[idx] = xcol;
685	SET_PIXCOLOR(R, idx);
686		1008
687	/* XSetWindowAttributes attr; */	1009	done:
688	/* Cursor cursor; */
689	Done:
690	if (idx == Color_bg && !(R->Options & Opt_transparent))
691	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692	R->PixColors[Color_bg]);
693
694	/* handle Color_BD, scrollbar background, etc. */	1010	/*TODO: handle Color_BD, scrollbar background, etc. */
695		1011
696	rxvt_set_colorfgbg(aR);	1012	update_fade_color (idx);
697	rxvt_recolour_cursor(aR);	1013	recolour_cursor ();
698	/* the only reasonable way to enforce a clean update */	1014	scr_recolour ();
699	rxvt_scr_poweron(aR);	1015	#endif /* XTERM_COLOR_CHANGE */
700	}	1016	}
701		1017
702	#else
703	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */
705
706	/* EXTPROTO */
707	void	1018	void
708	rxvt_recolour_cursor(pR)	1019	rxvt_term::recolour_cursor ()
709	{	1020	{
710	rxvt_color xcol[2];	1021	XColor fg, bg;
711		1022
712	#if TODO	1023	(ISSET_PIXCOLOR (Color_pointer_fg)
713	xcol[0] = R->PixColors[Color_pointer];	1024	? pix_colors_focused[Color_pointer_fg]
714	xcol[1] = R->PixColors[Color_bg];	1025	: pix_colors_focused[Color_fg]).get (fg);
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1026
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1027	(ISSET_PIXCOLOR (Color_pointer_bg)
717	#endif	1028	? pix_colors_focused[Color_pointer_bg]
		1029	: pix_colors_focused[Color_bg]).get (bg);
		1030
		1031	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
718	}	1032	}
719		1033
720	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
721	/*	1035	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1036	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1037	*/
724	/* INTPROTO */
725	void	1038	void
726	rxvt_set_colorfgbg(pR)	1039	rxvt_term::set_colorfgbg ()
727	{	1040	{
728	unsigned int i;	1041	unsigned int i;
729	const char *xpmb = "\0";	1042	const char *xpmb = "";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1043	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1044
732	R->env_colorfgbg =	1045	strcpy (fstr, "default");
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1046	strcpy (bstr, "default");
734	STRCPY(fstr, "default");
735	STRCPY(bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1048	if (pix_colors[Color_fg] == pix_colors[i])
		1049	{
738	sprintf(fstr, "%d", (i - Color_Black));	1050	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1051	break;
740	}	1052	}
		1053
741	for (i = Color_Black; i <= Color_White; i++)	1054	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1055	if (pix_colors[Color_bg] == pix_colors[i])
		1056	{
743	sprintf(bstr, "%d", (i - Color_Black));	1057	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1058	#ifdef BG_IMAGE_FROM_FILE
745	xpmb = "default;";	1059	xpmb = "default;";
746	#endif	1060	#endif
747	break;	1061	break;
748	}	1062	}
		1063
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1064	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751
752	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {
755	if (R->PixColors[Color_fg] == R->PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759	}
760	#endif
761	}	1065	}
762		1066
763	/*----------------------------------------------------------------------*/	1067	/*----------------------------------------------------------------------*/
764	/*
765	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>
767	*/
768		1068
769	/* EXTPROTO */	1069	bool
770	int	1070	rxvt_term::set_color (rxvt_color &color, const char *name)
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
772	{	1071	{
773	screen_in_out->set(aR_ colour);	1072	if (color.set (this, name))
774
775	if (!screen_in_out->set(aR_ colour)) {
776	rxvt_print_error("can't allocate colour: %s", colour);
777	return false;
778	}
779
780	return true;	1073	return true;
		1074
		1075	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1076	return false;
		1077	}
		1078
		1079	void
		1080	rxvt_term::alias_color (int dst, int src)
		1081	{
		1082	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
781	}	1083	}
782		1084
783	/* -------------------------------------------------------------------- *	1085	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1086	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1087	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1088	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1089	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
789	int ignoreparent)
790	{	1090	{
791	int fix_screen;	1091	int fix_screen;
		1092	int old_width = szHint.width;
		1093	int old_height = szHint.height;
792		1094
		1095	window_calc (newwidth, newheight);
		1096
		1097	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1098	XSetWMNormalHints (dpy, parent[0], &szHint);
		1099
		1100	if (!ignoreparent)
		1101	{
793	#ifdef SMART_RESIZE	1102	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1103	/*
795	#endif
796
797	rxvt_window_calc(aR_ width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
799	if (!ignoreparent) {
800	#ifdef SMART_RESIZE
801	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1104	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1105	* reposition window on resize depending on placement on screen
804	*/	1106	*/
805	int x, y, x1, y1;	1107	int x, y, x1, y1;
806	int dx, dy;	1108	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1109	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1110	Window unused_cr;
809		1111
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1112	XTranslateCoordinates (dpy, parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1113	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1114	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1115	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1116	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1117	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1118	* our position for handles and decorations. Counter it
817	*/	1119	*/
818	if (x1 != x || y1 != y) {	1120	if (x1 != x || y1 != y)
		1121	{
819	x -= x1;	1122	x -= x1;
820	y -= y1;	1123	y -= y1;
821	}	1124	}
822		1125
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1126	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1127	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1128	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1129	dy = old_height - szHint.height;
827		1130
828	/* Check position of the center of the window */	1131	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1132	if (x < x1) /* left half */
830	dx = 0;	1133	dx = 0;
831	else if (x == x1) /* exact center */	1134	else if (x == x1) /* exact center */
832	dx /= 2;	1135	dx /= 2;
833	if (y < y1) /* top half */	1136	if (y < y1) /* top half */
834	dy = 0;	1137	dy = 0;
835	else if (y == y1) /* exact center */	1138	else if (y == y1) /* exact center */
836	dy /= 2;	1139	dy /= 2;
837		1140
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1141	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1142	szHint.width, szHint.height);
840	#else	1143	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1144	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1145	#endif
844	}	1146	}
845		1147
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1148	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1149
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1150	if (fix_screen || newwidth != old_width || newheight != old_height)
849	if (scrollbar_visible(R)) {	1151	{
		1152	if (scrollBar.state)
		1153	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1154	XMoveResizeWindow (dpy, scrollBar.win,
		1155	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1156	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1157	resize_scrollbar ();
853	}	1158	}
854	if (menubar_visible(R))	1159
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1160	XMoveResizeWindow (dpy, vt,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1161	window_vt_x, window_vt_y,
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
858	R->window_vt_y, TermWin_TotalWidth(),
859	TermWin_TotalHeight());	1162	width, height);
860	#ifdef RXVT_GRAPHICS	1163
861	if (R->old_height)	1164	#ifdef HAVE_BG_PIXMAP
862	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1165	if (bgPixmap.window_size_sensitive ())
863	R->old_height - R->szHint.base_height);	1166	update_background ();
864	#endif	1167	#endif
		1168
865	rxvt_scr_clear(aR);	1169	scr_clear ();
866	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);
868	#endif
869	}	1170	}
870		1171
871	if (fix_screen || R->old_height == 0) {	1172	if (fix_screen || old_height == 0)
872	int curr_screen = -1;	1173	scr_reset ();
873	uint16_t old_ncol = R->prev_ncol;
874		1174
875	/* scr_reset only works on the primary screen */	1175	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
876	if (R->old_height) /* this is not the first time through */	1176	//scr_touch (false);
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
878	rxvt_scr_reset(aR);
879	if (curr_screen >= 0) { /* this is not the first time through */
880	rxvt_scr_change_screen(aR_ curr_screen);
881	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882	}
883	}
884		1177
885	R->old_width = R->szHint.width;	1178	#ifdef HAVE_BG_PIXMAP
886	R->old_height = R->szHint.height;	1179	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1180	// if (bgPixmap.pixmap)
		1181	// scr_touch (false);
		1182	#endif
887		1183
888	#ifdef USE_XIM	1184	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1185	IMSetPosition ();
890	#endif	1186	#endif
891	}	1187	}
892		1188
893	/*	1189	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1190	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1191	* good for toggling 80/132 columns
896	*/	1192	*/
897	/* EXTPROTO */
898	void	1193	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1194	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
900	{	1195	{
901	XWindowAttributes wattr;	1196	XWindowAttributes wattr;
902		1197
903	if (width == 0 || height == 0) {	1198	if (newwidth == 0 || newheight == 0)
		1199	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1200	XGetWindowAttributes (dpy, display->root, &wattr);
		1201
905	if (width == 0)	1202	if (newwidth == 0)
906	width = wattr.width - R->szHint.base_width;	1203	newwidth = wattr.width - szHint.base_width;
907	if (height == 0)	1204	if (newheight == 0)
908	height = wattr.height - R->szHint.base_height;	1205	newheight = wattr.height - szHint.base_height;
		1206	}
		1207
		1208	if (newwidth != width || newheight != height)
909	}	1209	{
910	if (width != R->TermWin.width || height != R->TermWin.height) {
911	width += R->szHint.base_width;	1210	newwidth += szHint.base_width;
912	height += R->szHint.base_height;	1211	newheight += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1212	resize_all_windows (newwidth, newheight, 0);
914	}	1213	}
915	}	1214	}
916		1215
917	/* -------------------------------------------------------------------- *	1216	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1217	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1218	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1219	#ifdef USE_XIM
921	/* INTPROTO */
922	void
923	rxvt_setSize(pR_ XRectangle * size)
924	{
925	size->x = R->TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);
929	}
930		1220
931	/* INTPROTO */
932	void	1221	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1222	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934	{	1223	{
935	*fg = R->PixColors[Color_fg];	1224	fg = pix_colors [Color_fg];
936	*bg = R->PixColors[Color_bg];	1225	bg = pix_colors [Color_bg];
		1226	}
		1227
		1228	void
		1229	rxvt_term::im_set_size (XRectangle &size)
		1230	{
		1231	// the int_bwidth terms make no sense to me
		1232	size.x = int_bwidth;
		1233	size.y = int_bwidth;
		1234	size.width = Width2Pixel (ncol) + int_bwidth;
		1235	size.height = Height2Pixel (nrow) + int_bwidth;
		1236	}
		1237
		1238	void
		1239	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1240	XRectangle &status_rect,
		1241	const XRectangle &needed_rect)
		1242	{
		1243	preedit_rect.x = needed_rect.width;
		1244	preedit_rect.y = 0;
		1245	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1246	preedit_rect.height = fheight;
		1247
		1248	status_rect.x = 0;
		1249	status_rect.y = 0;
		1250	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1251	status_rect.height = fheight;
937	}	1252	}
938		1253
939	/* Checking whether input method is running. */	1254	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1255	bool
942	rxvt_IMisRunning(pR)	1256	rxvt_term::IMisRunning ()
943	{	1257	{
944	char *p;	1258	char *p;
945	Atom atom;	1259	Atom atom;
946	Window win;	1260	Window win;
947	char server[IMBUFSIZ];	1261	char server[IMBUFSIZ];
948		1262
949	/* get current locale modifier */	1263	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1264	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1265	{
951	STRCPY(server, "@server=");	1266	strcpy (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1267	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1268
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1269	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1270	*p = '\0';
955		1271
956	atom = XInternAtom(R->Xdisplay, server, False);	1272	atom = XInternAtom (dpy, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1273	win = XGetSelectionOwner (dpy, atom);
		1274
958	if (win != None)	1275	if (win != None)
959	return True;	1276	return True;
960	}	1277	}
		1278
961	return False;	1279	return False;
962	}	1280	}
963		1281
964	/* EXTPROTO */
965	void	1282	void
966	rxvt_IMSendSpot(pR)	1283	rxvt_term::IMSendSpot ()
967	{	1284	{
968	XPoint spot;	1285	XPoint nspot;
969	XVaNestedList preedit_attr;	1286	XVaNestedList preedit_attr;
970		1287
971	if (R->Input_Context == NULL	1288	if (!Input_Context
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1289	|| !focus
973	|| !(R->event_type == KeyPress	1290	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
974	|| R->event_type == Expose
975	|| R->event_type == NoExpose
976	|| R->event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
978	|| !rxvt_IMisRunning(aR))
979	return;	1291	return;
980		1292
981	rxvt_setPosition(aR_ & spot);	1293	im_set_position (nspot);
982		1294
		1295	if (nspot.x == spot.x && nspot.y == spot.y)
		1296	return;
		1297
		1298	spot = nspot;
		1299
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1300	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1301	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1302	XFree (preedit_attr);
986	}	1303	}
987		1304
988	/* EXTPROTO */
989	void	1305	void
990	rxvt_setTermFontSet(pR_ int idx)	1306	rxvt_term::im_destroy ()
991	{	1307	{
992	char *string;	1308	if (input_method)
993	long length;	1309	{
994	int success = 0;	1310	if (Input_Context && input_method->xim)
		1311	XDestroyIC (Input_Context);
995		1312
996	if (idx < 0 || idx >= MAX_NFONTS)	1313	display->put_xim (input_method);
997	return;	1314	input_method = 0;
998	}	1315	}
999		1316
1000	/* INTPROTO */
1001	void
1002	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003	XRectangle * needed_rect)
1004	{
1005	int mbh, vtx = 0;
1006
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010	mbh -= R->TermWin.lineSpace;
1011
1012	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);
1018
1019	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022	status_rect->width = needed_rect->width ? needed_rect->width
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);
1025	}
1026
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{
1034	dR;
1035
1036	R->Input_Context = NULL;	1317	Input_Context = 0;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}	1318	}
1042		1319
1043	/*	1320	#ifdef ENABLE_XIM_ONTHESPOT
1044	* X manual pages and include files don't match on some systems:
1045	* some think this is an XIDProc and others an XIMProc so we can't
1046	* use the first argument - need to update this to be nice for
1047	* both types via some sort of configure detection
1048	*/
1049	/* ARGSUSED */
1050	/* EXTPROTO */
1051	void
1052	rxvt_IMInstantiateCallback(Display * unused
1053	__attribute__ ((unused)), XPointer client_data
1054	__attribute__ ((unused)), XPointer call_data
1055	__attribute__ ((unused)))
1056	{
1057	dR;
1058	int i, found, had_im;
1059	const char *p;
1060	char **s;
1061	char buf[IMBUFSIZ];
1062		1321
1063	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1322	static void
1064	if (R->Input_Context)	1323	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1065	return;	1324	{
		1325	((rxvt_term *)client_data)->make_current ();
		1326	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1327	}
1066		1328
1067	found = had_im = 0;	1329	static void
1068	p = R->rs[Rs_inputMethod];	1330	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1069	if (p && *p) {	1331	{
1070	had_im = 1;	1332	((rxvt_term *)client_data)->make_current ();
1071	s = rxvt_splitcommastring(p);	1333	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1072	for (i = 0; s[i]; i++) {	1334	}
1073	if (*s[i]) {	1335
1074	STRCPY(buf, "@im=");	1336	static void
1075	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1337	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1076	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1338	{
1077	&& (rxvt_IM_get_IC(aR) == True)) {	1339	rxvt_term *term = (rxvt_term *)client_data;
1078	found = 1;	1340	XIMText *text = call_data->text;
1079	break;	1341
1080	}	1342	term->make_current ();
1081	}	1343
		1344	if (text)
		1345	{
		1346	void *str;
		1347
		1348	if (!text->encoding_is_wchar && text->string.multi_byte)
		1349	{
		1350	// of course, X makes it ugly again
		1351	if (term->rs[Rs_imLocale])
		1352	SET_LOCALE (term->rs[Rs_imLocale]);
		1353
		1354	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1355	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1356
		1357	if (term->rs[Rs_imLocale])
		1358	SET_LOCALE (term->locale);
1082	}	1359	}
1083	for (i = 0; s[i]; i++)	1360	else
1084	free(s[i]);	1361	str = (void *)text->string.wide_char;
1085	free(s);
1086	}
1087	if (found)
1088	return;
1089		1362
1090	/* try with XMODIFIERS env. var. */	1363	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1364	DT_INT, call_data->caret,
1092	rxvt_IM_get_IC(aR);	1365	DT_INT, call_data->chg_first,
1093	return;	1366	DT_INT, call_data->chg_length,
		1367	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1368	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1369	DT_END));
1094	}	1370	}
1095		1371	else
1096	/* try with no modifiers base IF the user didn't specify an IM */	1372	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1373	DT_INT, call_data->caret,
1098	&& rxvt_IM_get_IC(aR) == True)	1374	DT_INT, call_data->chg_first,
1099	return;	1375	DT_INT, call_data->chg_length,
		1376	DT_END));
1100	}	1377	}
		1378
		1379	#if 0
		1380	static void
		1381	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1382	{
		1383	((rxvt_term *)client_data)->make_current ();
		1384	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1385	DT_INT, call_data->position,
		1386	DT_INT, call_data->direction,
		1387	DT_INT, call_data->style,
		1388	DT_END));
		1389	}
		1390	#endif
		1391
		1392	#endif
1101		1393
1102	/*	1394	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1395	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1396	* open a suitable preedit type
1105	*/	1397	*/
1106	/* INTPROTO */
1107	Bool	1398	bool
1108	rxvt_IM_get_IC(pR)	1399	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1400	{
1110	int i, j, found;	1401	int i, j, found;
1111	XIM xim;	1402	XIM xim;
1112	XPoint spot;	1403	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1404	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1405	unsigned long fg, bg;
1115	const char *p;	1406	const char *p;
1116	char **s;	1407	char **s;
1117	XIMStyles *xim_styles;	1408	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;	1409	#ifdef ENABLE_XIM_ONTHESPOT
1119	XIMCallback ximcallback;	1410	XIMCallback xcb[4];
		1411	#endif
1120		1412
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1413	set_environ (envv);
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1414
1123	if (xim == NULL)	1415	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1124	return False;	1416	return false;
1125		1417
		1418	input_method = display->get_xim (locale, modifiers);
		1419	if (input_method == NULL)
		1420	return false;
		1421
		1422	xim = input_method->xim;
		1423	spot.x = spot.y = -1;
		1424
1126	xim_styles = NULL;	1425	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1426	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1427	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1428	{
		1429	im_destroy ();
1130	return False;	1430	return false;
		1431	}
		1432
		1433	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1434
		1435	for (int pi = 0; pi < 2; pi++)
1131	}	1436	{
		1437	p = pet[pi];
1132		1438
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1439	if (!p)
1134	: "OverTheSpot,OffTheSpot,Root";	1440	continue;
		1441
1135	s = rxvt_splitcommastring(p);	1442	s = rxvt_splitcommastring (p);
		1443
1136	for (i = found = 0; !found && s[i]; i++) {	1444	for (i = found = 0; !found && s[i]; i++)
		1445	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1446	if (!strcmp (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1447	input_style = XIMPreeditPosition | XIMStatusNothing;
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1448	else if (!strcmp (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1449	input_style = XIMPreeditArea | XIMStatusArea;
1141	else if (!STRCMP(s[i], "Root"))	1450	else if (!strcmp (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1451	input_style = XIMPreeditNothing | XIMStatusNothing;
		1452	else if (!strcmp (s[i], "None"))
		1453	input_style = XIMPreeditNone | XIMStatusNone;
		1454	#ifdef ENABLE_XIM_ONTHESPOT
		1455	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1456	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1457	#endif
		1458	else
		1459	input_style = XIMPreeditNothing | XIMStatusNothing;
1143		1460
1144	for (j = 0; j < xim_styles->count_styles; j++)	1461	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1462	if (input_style == xim_styles->supported_styles[j])
		1463	{
		1464	rxvt_freecommastring (s);
		1465
1146	found = 1;	1466	found = 1;
		1467	goto foundpet;
		1468	}
		1469
		1470	}
		1471
		1472	rxvt_freecommastring (s);
		1473	}
		1474
		1475	foundpet:
		1476
		1477	XFree (xim_styles);
		1478
		1479	if (!found)
		1480	{
		1481	im_destroy ();
		1482	return false;
		1483	}
		1484
		1485	XFontSet fs = 0;
		1486	XVaNestedList preedit_attr = 0, status_attr = 0;
		1487
		1488	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1489	{
		1490	// fake us a font-set, please
		1491	char **missing_charset_list;
		1492	int missing_charset_count;
		1493	char *def_string;
		1494	char pat[512];
		1495
		1496	sprintf (pat,
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"*",
		1503	fheight,
		1504	fheight + 1, fheight - 1,
		1505	fheight - 2, fheight + 2);
		1506
		1507	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1508	&missing_charset_list, &missing_charset_count, &def_string);
		1509
		1510	if (missing_charset_list)
		1511	XFreeStringList (missing_charset_list);
		1512
		1513	if (!fs)
		1514	{
		1515	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1516	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1517	}
		1518	}
		1519
		1520	if (input_style & XIMPreeditPosition)
		1521	{
		1522	im_set_size (rect);
		1523	im_set_position (spot);
		1524	im_set_color (fg, bg);
		1525
		1526	preedit_attr = XVaCreateNestedList (0,
		1527	XNForeground, fg,
		1528	XNBackground, bg,
		1529	XNArea, &rect,
		1530	XNSpotLocation, &spot,
		1531	XNFontSet, fs,
		1532	NULL);
		1533	}
		1534	else if (input_style & XIMPreeditArea)
		1535	{
		1536	im_set_color (fg, bg);
		1537
		1538	/*
		1539	* The necessary width of preedit area is unknown
		1540	* until create input context.
		1541	*/
		1542	needed_rect.width = 0;
		1543	im_set_preedit_area (rect, status_rect, needed_rect);
		1544
		1545	preedit_attr = XVaCreateNestedList (0,
		1546	XNForeground, fg,
		1547	XNBackground, bg,
		1548	XNArea, &rect,
		1549	XNFontSet, fs,
		1550	NULL);
		1551	status_attr = XVaCreateNestedList (0,
		1552	XNForeground, fg,
		1553	XNBackground, bg,
		1554	XNArea, &status_rect,
		1555	XNFontSet, fs,
		1556	NULL);
		1557	}
		1558	#if ENABLE_XIM_ONTHESPOT
		1559	else if (input_style & XIMPreeditCallbacks)
		1560	{
		1561	im_set_position (spot);
		1562
		1563	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1564	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1565	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1566	# if 0
		1567	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1568	# endif
		1569
		1570	preedit_attr = XVaCreateNestedList (0,
		1571	XNSpotLocation, &spot,
		1572	XNPreeditStartCallback, &xcb[0],
		1573	XNPreeditDoneCallback , &xcb[1],
		1574	XNPreeditDrawCallback , &xcb[2],
		1575	# if 0
		1576	XNPreeditCaretCallback, &xcb[3],
		1577	# endif
		1578	NULL);
		1579	}
		1580	#endif
		1581
		1582	Input_Context = XCreateIC (xim,
		1583	XNInputStyle, input_style,
		1584	XNClientWindow, vt,
		1585	XNFocusWindow, parent[0],
		1586	preedit_attr ? XNPreeditAttributes : NULL,
		1587	preedit_attr,
		1588	status_attr ? XNStatusAttributes : NULL,
		1589	status_attr, NULL);
		1590
		1591	if (preedit_attr) XFree (preedit_attr);
		1592	if (status_attr) XFree (status_attr);
		1593	if (fs) XFreeFontSet (dpy, fs);
		1594
		1595	if (Input_Context == NULL)
		1596	{
		1597	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1598	im_destroy ();
		1599	return false;
		1600	}
		1601
		1602	#if 0
		1603	// unfortunately, only the focus window is used by XIM, hard to fix
		1604	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1605	vt_select_input ();
		1606	#endif
		1607
		1608	IMSetPosition ();
		1609
		1610	return true;
		1611	}
		1612
		1613	void
		1614	rxvt_term::im_cb ()
		1615	{
		1616	int i;
		1617	const char *p;
		1618	char **s;
		1619	char buf[IMBUFSIZ];
		1620
		1621	make_current ();
		1622
		1623	im_destroy ();
		1624
		1625	if (Input_Context)
		1626	return;
		1627
		1628	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1629	if (rs[Rs_imLocale])
		1630	SET_LOCALE (rs[Rs_imLocale]);
		1631	#endif
		1632
		1633	p = rs[Rs_inputMethod];
		1634	if (p && *p)
		1635	{
		1636	bool found = false;
		1637
		1638	s = rxvt_splitcommastring (p);
		1639
		1640	for (i = 0; s[i]; i++)
		1641	{
		1642	if (*s[i])
		1643	{
		1644	strcpy (buf, "@im=");
		1645	strncat (buf, s[i], IMBUFSIZ - 5);
		1646	if (IM_get_IC (buf))
		1647	{
		1648	found = true;
1147	break;	1649	break;
		1650	}
1148	}	1651	}
1149	}	1652	}
1150	for (i = 0; s[i]; i++)
1151	free(s[i]);
1152	free(s);
1153	XFree(xim_styles);
1154		1653
		1654	rxvt_freecommastring (s);
		1655
1155	if (!found) {	1656	if (found)
1156	XCloseIM(xim);	1657	goto done;
1157	return False;
1158	}	1658	}
1159		1659
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1660	/* try with XMODIFIERS env. var. */
		1661	if (IM_get_IC (""))
		1662	goto done;
1161		1663
1162	/* XXX: not sure why we need this (as well as IC one below) */	1664	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1665	if (IM_get_IC ("@im=none"))
		1666	goto done;
1164		1667
1165	preedit_attr = status_attr = NULL;	1668	done:
1166		1669	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1670	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1671	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1672	#endif
1170	rxvt_setColor(aR_ & fg, &bg);
1171
1172	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173	XNSpotLocation, &spot,
1174	XNForeground, fg, XNBackground, bg,
1175	//XNFontSet, R->TermWin.fontset,
1176	NULL);
1177	} else if (R->input_style & XIMPreeditArea) {
1178	rxvt_setColor(aR_ & fg, &bg);
1179
1180	/*
1181	* The necessary width of preedit area is unknown
1182	* until create input context.
1183	*/
1184	needed_rect.width = 0;
1185
1186	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189	XNForeground, fg, XNBackground, bg,
1190	//XNFontSet, R->TermWin.fontset,
1191	NULL);
1192	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,
1195	NULL);
1196	}
1197	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198	XNClientWindow, R->TermWin.parent[0],
1199	XNFocusWindow, R->TermWin.parent[0],
1200	XNDestroyCallback, &ximcallback,
1201	preedit_attr ? XNPreeditAttributes : NULL,
1202	preedit_attr,
1203	status_attr ? XNStatusAttributes : NULL,
1204	status_attr, NULL);
1205	if (preedit_attr)
1206	XFree(preedit_attr);
1207	if (status_attr)
1208	XFree(status_attr);
1209	if (R->Input_Context == NULL) {
1210	rxvt_print_error("failed to create input context");
1211	XCloseIM(xim);
1212	return False;
1213	}
1214	if (R->input_style & XIMPreeditArea)
1215	rxvt_IMSetStatusPosition(aR);
1216	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217	return True;
1218	}	1673	}
1219		1674
1220	/* EXTPROTO */
1221	void	1675	void
1222	rxvt_IMSetStatusPosition(pR)	1676	rxvt_term::IMSetPosition ()
1223	{	1677	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1678	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1679	XVaNestedList preedit_attr, status_attr;
1226		1680
1227	if (R->Input_Context == NULL	1681	if (!Input_Context
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1682	|| !focus
		1683	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1229	|| !rxvt_IMisRunning(aR))	1684	|| !IMisRunning ())
1230	return;	1685	return;
1231		1686
		1687	if (input_style & XIMPreeditPosition)
		1688	{
		1689	im_set_size (preedit_rect);
		1690	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1691
		1692	XSetICValues (Input_Context,
		1693	XNPreeditAttributes, preedit_attr, NULL);
		1694	}
		1695	else
		1696	{
1232	/* Getting the necessary width of preedit area */	1697	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1700	XFree (status_attr);
1236		1701
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1703	XFree (needed_rect);
1238		1704
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1707
1242	XSetICValues(R->Input_Context,	1708	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1709	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1710	XNStatusAttributes, status_attr,
		1711	NULL);
1245		1712
		1713	XFree (status_attr);
		1714	}
		1715
1246	XFree(preedit_attr);	1716	XFree (preedit_attr);
1247	XFree(status_attr);
1248	}	1717	}
1249	#endif /* USE_XIM */	1718	#endif /* USE_XIM */
1250		1719
1251	/*----------------------------------------------------------------------*/	1720	void
1252	rxvt_t rxvt_current_term;	1721	rxvt_term::get_window_origin (int &x, int &y)
		1722	{
		1723	Window cr;
		1724	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1725	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1726	}
		1727
		1728	Pixmap
		1729	rxvt_term::get_pixmap_property (int prop_id)
		1730	{
		1731	if (prop_id > 0 && prop_id < NUM_XA)
		1732	if (xa[prop_id])
		1733	{
		1734	int aformat;
		1735	unsigned long nitems, bytes_after;
		1736	Atom atype;
		1737	unsigned char *prop = NULL;
		1738	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1739	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1740	&nitems, &bytes_after, &prop);
		1741	if (result == Success && prop && atype == XA_PIXMAP)
		1742	{
		1743	return *(Pixmap *)prop;
		1744	}
		1745	}
		1746	return None;
		1747	}
		1748
		1749	#ifdef HAVE_BG_PIXMAP
		1750	# if TRACE_PIXMAPS
		1751	# undef update_background
		1752	int rxvt_term::trace_update_background (const char *file, int line)
		1753	{
		1754	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1755	update_background ();
		1756	}
		1757	# endif
		1758
		1759	int
		1760	rxvt_term::update_background ()
		1761	{
		1762	bgPixmap.invalidate ();
		1763
		1764	/* no chance of real time refresh if we are blurring! */
		1765	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1766	bgPixmap.render ();
		1767	else
		1768	{
		1769	update_background_ev.stop ();
		1770
		1771	if (!bgPixmap.need_client_side_rendering())
		1772	update_background_ev.start (.05);
		1773	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1774	update_background_ev.start (.20); /* very slow !!! */
		1775	else
		1776	update_background_ev.start (.07);
		1777	}
		1778
		1779	return 0;
		1780	}
		1781
		1782	void
		1783	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1784	{
		1785	bgPixmap.render ();
		1786	}
		1787
		1788	#endif /* HAVE_BG_PIXMAP */
1253		1789
1254	/*----------------------- end-of-file (C source) -----------------------*/	1790	/*----------------------- end-of-file (C source) -----------------------*/

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