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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.277 by root, Tue Dec 11 21:10:46 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.4 2003/11/25 15:25:17 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	# include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev(this, &rxvt_term::pty_cb),
64	x_ev (this, &rxvt_term::x_cb)
65	{	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
		159	#ifdef CURSOR_BLINK
		160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		176	#endif
		177	#ifdef HAVE_SCROLLBARS
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#endif
		180	#ifdef USE_XIM
		181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
		182	#endif
		183	#ifdef POINTER_BLANK
		184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
		185	#endif
		186	#ifndef NO_BELL
		187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		188	#endif
		189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		190	prepare_ev.set <rxvt_term, &rxvt_term::prepare_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
66	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
67	}	217	}
68		218
69	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
70	{	220	{
71	delete PixColors;	221	termlist.erase (find (termlist.begin (), termlist.end(), this));
72	}
73		222
74	/*----------------------------------------------------------------------*/	223	emergency_cleanup ();
75	/* rxvt_init() */
76	/* LIBPROTO */
77	rxvt_t
78	rxvt_init(int argc, const char *const *argv)
79	{
80	SET_R(new rxvt_term);
81	dR;
82		224
83	if (!R->init_vars () || !R->init (argc, argv))	225	#if ENABLE_STYLES
84	{	226	for (int i = RS_styleCount; --i; )
85	delete R;	227	if (fontset[i] != fontset[0])
86	return NULL;	228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	if (display)
87	}	233	{
		234	selection_clear ();
88		235
		236	#ifdef USE_XIM
		237	im_destroy ();
		238	#endif
		239	#ifdef XTERM_SCROLLBAR
		240	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		241	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		242	#endif
		243	#ifdef PLAIN_SCROLLBAR
		244	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		245	#endif
		246	#ifdef NEXT_SCROLLBAR
		247	if (blackGC) XFreeGC (dpy, blackGC);
		248	if (whiteGC) XFreeGC (dpy, whiteGC);
		249	if (grayGC) XFreeGC (dpy, grayGC);
		250	if (darkGC) XFreeGC (dpy, darkGC);
		251	if (stippleGC) XFreeGC (dpy, stippleGC);
		252	if (dimple) XFreePixmap (dpy, dimple);
		253	if (upArrow) XFreePixmap (dpy, upArrow);
		254	if (downArrow) XFreePixmap (dpy, downArrow);
		255	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		256	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		257	#endif
		258	#ifdef RXVT_SCROLLBAR
		259	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		260	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		261	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		262	#endif
		263	if (gc) XFreeGC (dpy, gc);
		264
		265	delete drawable;
		266	// destroy all windows
		267	if (parent[0])
		268	XDestroyWindow (dpy, parent[0]);
		269
		270	for (int i = 0; i < TOTAL_COLORS; i++)
		271	if (ISSET_PIXCOLOR (i))
		272	{
		273	pix_colors_focused [i].free (this);
		274	#if OFF_FOCUS_FADING
		275	pix_colors_unfocused [i].free (this);
		276	#endif
		277	}
		278
		279	clear ();
		280	}
		281
		282	delete [] pix_colors_focused;
		283	#if OFF_FOCUS_FADING
		284	delete [] pix_colors_unfocused;
		285	#endif
		286
		287	#ifdef HAVE_BG_PIXMAP
		288	bgPixmap.destroy ();
		289	#endif
		290	displays.put (display);
		291
		292	scr_release ();
		293
		294	/* clear all resources */
		295	for (int i = 0; i < allocated.size (); i++)
		296	free (allocated [i]);
		297
		298	free (selection.text);
		299	// TODO: manage env vars in child only(!)
		300	free (env_display);
		301	free (env_term);
		302	free (locale);
		303	free (v_buffer);
		304	free (incr_buf);
		305
		306	delete envv;
		307	delete argv;
		308
		309	#ifdef KEYSYM_RESOURCE
		310	delete keyboard;
		311	#endif
		312	#ifndef NO_RESOURCES
		313	XrmDestroyDatabase (option_db);
		314	#endif
		315	}
		316
		317	// child has exited, usually destroys
		318	void
		319	rxvt_term::child_cb (ev::child &w, int status)
		320	{
		321	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		322
		323	cmd_pid = 0;
		324
		325	if (!option (Opt_hold))
		326	destroy ();
		327	}
		328
		329	void
		330	rxvt_term::destroy ()
		331	{
		332	if (ev_is_active (&destroy_ev))
89	return R;	333	return;
90	}
91		334
92	bool	335	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
93	rxvt_term::init (int argc, const char *const *argv)
94	{
95	dR;//TODO (scrollbar, setidle)
96		336
97	/*	337	#if ENABLE_OVERLAY
98	* Save and then give up any super-user privileges	338	scr_overlay_off ();
99	* If we need privileges in any area then we must specifically request it.
100	* We should only need to be root in these cases:
101	* 1. write utmp entries on some systems
102	* 2. chown tty on some systems
103	*/
104	rxvt_privileges (this, SAVE);
105	rxvt_privileges (this, IGNORE);
106
107	rxvt_init_secondary (this);
108
109	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
110
111	#if (MENUBAR_MAX)
112	rxvt_menubar_read (this, rs[Rs_menu]);
113	#endif	339	#endif
		340
		341	if (display)
		342	{
		343	#if USE_XIM
		344	im_ev.stop (display);
		345	#endif
114	#ifdef HAVE_SCROLLBARS	346	#if HAVE_SCROLLBARS
115	if (Options & Opt_scrollBar)	347	scrollbar_ev.stop (display);
116	scrollbar_setIdle (); /* set existence for size calculations */
117	#endif	348	#endif
118		349	#if ENABLE_TRANSPARENCY || ENABLE_PERL
119	rxvt_Create_Windows (this, argc, argv);	350	rootwin_ev.stop (display);
120
121	rxvt_init_xlocale (this);
122
123	rxvt_scr_reset (this); /* initialize screen */
124	#ifdef RXVT_GRAPHICS
125	rxvt_Gr_reset (this); /* reset graphics */
126	#endif	351	#endif
127		352	incr_ev.stop ();
128	#if 0	353	termwin_ev.stop (display);
129	#ifdef DEBUG_X	354	vt_ev.stop (display);
130	XSynchronize(Xdisplay, True);
131	XSetErrorHandler((XErrorHandler) abort);
132	#else
133	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
134	#endif
135	#endif
136
137	#ifdef HAVE_SCROLLBARS
138	if (Options & Opt_scrollBar)
139	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
140	#endif
141	#if (MENUBAR_MAX)
142	if (menubar_visible(r))
143	XMapWindow (Xdisplay, menuBar.win);
144	#endif
145	#ifdef TRANSPARENT
146	if (Options & Opt_transparent)
147	{	355	}
148	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
149	rxvt_check_our_parents (this);
150	}
151	#endif
152	XMapWindow (Xdisplay, TermWin.vt);
153	XMapWindow (Xdisplay, TermWin.parent[0]);
154		356
155	rxvt_init_env (this);	357	prepare_ev.stop ();
156	rxvt_init_command (this, cmd_argv);	358	pty_ev.stop ();
157		359	#ifdef CURSOR_BLINK
158	x_ev.start (Xfd, EVENT_READ);	360	cursor_blink_ev.stop ();
159	pty_ev.start (cmd_fd, EVENT_READ);
160
161	return true;
162	}
163
164	/* ------------------------------------------------------------------------- *
165	* SIGNAL HANDLING & EXIT HANDLER *
166	* ------------------------------------------------------------------------- */
167	/*
168	* Catch a SIGCHLD signal and exit if the direct child has died
169	*/
170	/* ARGSUSED */
171	/* EXTPROTO */
172	RETSIGTYPE
173	rxvt_Child_signal(int sig __attribute__ ((unused)))
174	{
175	dR;
176	int pid, save_errno = errno;
177
178	do {
179	errno = 0;
180	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181
182	if (pid == R->cmd_pid)
183	exit(EXIT_SUCCESS);
184
185	errno = save_errno;
186	signal(SIGCHLD, rxvt_Child_signal);
187	}
188
189	/*
190	* Catch a fatal signal and tidy up before quitting
191	*/
192	/* EXTPROTO */
193	RETSIGTYPE
194	rxvt_Exit_signal(int sig)
195	{
196	signal(sig, SIG_DFL);
197	#ifdef DEBUG_CMD
198	rxvt_print_error("signal %d", sig);
199	#endif	361	#endif
200	rxvt_clean_exit();	362	#ifdef TEXT_BLINK
201	kill(getpid(), sig);	363	text_blink_ev.stop ();
202	}	364	#endif
		365	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		366	cont_scroll_ev.stop ();
		367	#endif
		368	#ifdef SELECTION_SCROLLING
		369	sel_scroll_ev.stop ();
		370	#endif
		371	#ifdef POINTER_BLANK
		372	pointer_ev.stop ();
		373	#endif
203		374
204	/* ARGSUSED */	375	destroy_ev.start ();
205	/* INTPROTO */	376	}
206	int
207	rxvt_xerror_handler(const Display * display
208	__attribute__ ((unused)), const XErrorEvent * event)
209	{
210	dR;
211		377
212	if (R->allowedxerror == -1) {	378	void
213	R->allowedxerror = event->error_code;	379	rxvt_term::destroy_cb (ev::idle &w, int revents)
214	return 0; /* ignored anyway */	380	{
215	}	381	make_current ();
216	rxvt_print_error("XError: Request: %d . %d, Error: %d",	382
217	event->request_code, event->minor_code,	383	delete this;
218	event->error_code);
219	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
220	exit(EXIT_FAILURE);
221	/* NOTREACHED */
222	}	384	}
223		385
224	/*----------------------------------------------------------------------*/	386	/*----------------------------------------------------------------------*/
225	/*	387	/*
226	* Exit gracefully, clearing the utmp entry and restoring tty attributes	388	* Exit gracefully, clearing the utmp entry and restoring tty attributes
227	* TODO: if debugging, this should free up any known resources if we can	389	* TODO: if debugging, this should free up any known resources if we can
228	*/	390	*/
229	/* EXTPROTO */	391	static XErrorHandler old_xerror_handler;
230	void
231	rxvt_clean_exit(void)
232	{
233	dR;
234		392
235	#ifdef DEBUG_SCREEN	393	static void
236	rxvt_scr_release(aR);	394	rxvt_emergency_cleanup ()
		395	{
		396	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		397	(*t)->emergency_cleanup ();
		398	}
		399
		400	#if !ENABLE_MINIMAL
		401	static void
		402	print_x_error (Display *dpy, XErrorEvent *event)
		403	{
		404	char buffer[BUFSIZ];
		405	char mesg[BUFSIZ];
		406	char number[32];
		407	char *mtype = "XlibMessage";
		408	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		409	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		410	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		411	rxvt_warn ("%s: %s\n", mesg, buffer);
		412	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		414	sprintf(number, "%d", event->request_code);
		415	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		416	rxvt_warn ("(which is %s)\n", buffer);
		417	if (event->request_code >= 128) {
		418	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		421	}
		422	if ((event->error_code == BadWindow) ||
		423	(event->error_code == BadPixmap) ||
		424	(event->error_code == BadCursor) ||
		425	(event->error_code == BadFont) ||
		426	(event->error_code == BadDrawable) ||
		427	(event->error_code == BadColor) ||
		428	(event->error_code == BadGC) ||
		429	(event->error_code == BadIDChoice) ||
		430	(event->error_code == BadValue) ||
		431	(event->error_code == BadAtom)) {
		432	if (event->error_code == BadValue)
		433	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		434	mesg, BUFSIZ);
		435	else if (event->error_code == BadAtom)
		436	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		437	mesg, BUFSIZ);
		438	else
		439	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		442	}
		443	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		444	mesg, BUFSIZ);
		445	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		446	}
237	#endif	447	#endif
238	#ifndef NO_SETOWNER_TTYDEV	448
239	rxvt_privileged_ttydev(aR_ RESTORE);	449	int
		450	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		451	{
		452	if (GET_R->allowedxerror == -1)
		453	GET_R->allowedxerror = event->error_code;
		454	else
		455	{
		456	// GET_R is most likely not the terminal which caused the error,
		457	// so just output the error and continue
		458	#if ENABLE_MINIMAL
		459	old_xerror_handler (display, event);
		460	#else
		461	print_x_error (display, event);
240	#endif	462	#endif
241	#ifdef UTMP_SUPPORT	463	}
242	rxvt_privileged_utmp(aR_ RESTORE);	464
		465	return 0;
		466	}
		467
		468	int
		469	rxvt_xioerror_handler (Display *display)
		470	{
		471	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		472	DisplayString (display));
		473	rxvt_emergency_cleanup ();
		474	_exit (EXIT_FAILURE);
		475	}
		476
		477	/*----------------------------------------------------------------------*/
		478	bool
		479	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		480	{
		481	this->envv = envv;
		482
		483	SET_R (this);
		484	set_locale ("");
		485	set_environ (envv); // few things in X do not call setlocale :(
		486
		487	if (!init_vars ())
		488	return false;
		489
		490	init_secondary ();
		491
		492	const char **cmd_argv = init_resources (argc, argv);
		493
		494	#ifdef KEYSYM_RESOURCE
		495	keyboard->register_done ();
243	#endif	496	#endif
244	#ifdef USE_XIM	497
245	if (R->Input_Context != NULL) {	498	#ifdef HAVE_SCROLLBARS
246	XDestroyIC(R->Input_Context);	499	if (option (Opt_scrollBar))
247	R->Input_Context = NULL;	500	scrollBar.setIdle (); /* set existence for size calculations */
		501	#endif
		502
		503	pty = ptytty::create ();
		504
		505	create_windows (argc, argv);
		506
		507	init_xlocale ();
		508
		509	scr_reset (); // initialize screen
		510
		511	#if 0
		512	XSynchronize (dpy, True);
		513	#endif
		514
		515	#ifdef HAVE_SCROLLBARS
		516	if (option (Opt_scrollBar))
		517	resize_scrollbar (); /* create and map scrollbar */
		518	#endif
		519	#ifdef HAVE_BG_PIXMAP
		520	{
		521	bgPixmap.set_target (this);
		522
		523	#ifdef ENABLE_TRANSPARENCY
		524	if (option (Opt_transparent))
		525	{
		526	bgPixmap.set_transparent ();
		527	#ifdef HAVE_AFTERIMAGE
		528	if (rs [Rs_blurradius])
		529	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		530	#endif
		531	if (ISSET_PIXCOLOR (Color_tint))
		532	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		533	if (rs [Rs_shade])
		534	bgPixmap.set_shade (rs [Rs_shade]);
		535
		536	bgPixmap.set_root_pixmap ();
		537	XSelectInput (dpy, display->root, PropertyChangeMask);
		538	rootwin_ev.start (display, display->root);
248	}	539	}
249	#endif	540	#endif
		541
		542	#ifdef BG_IMAGE_FROM_FILE
		543	if (rs[Rs_backgroundPixmap] != NULL)
		544	{
		545	const char *p = rs[Rs_backgroundPixmap];
		546
		547	if ((p = strchr (p, ';')) != NULL)
		548	{
		549	p++;
		550	bgPixmap.set_geometry (p);
		551	}
		552	else
		553	bgPixmap.set_defaultGeometry ();
		554
		555	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		556	if (!bgPixmap.window_position_sensitive ())
		557	update_background ();
		558	}
		559	#endif
		560	}
		561	#endif
		562
		563	#if ENABLE_PERL
		564	rootwin_ev.start (display, display->root);
		565	#endif
		566
		567	set_colorfgbg ();
		568
		569	init_command (cmd_argv);
		570
		571	free (cmd_argv);
		572
		573	if (pty->pty >= 0)
		574	pty_ev.start (pty->pty, ev::READ);
		575
		576	prepare_ev.start ();
		577
		578	HOOK_INVOKE ((this, HOOK_START, DT_END));
		579
		580	#if ENABLE_XEMBED
		581	if (rs[Rs_embed])
		582	{
		583	long info[2] = { 0, XEMBED_MAPPED };
		584
		585	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		586	32, PropModeReplace, (unsigned char *)&info, 2);
		587	}
		588	#endif
		589
		590	XMapWindow (dpy, vt);
		591	XMapWindow (dpy, parent[0]);
		592
		593	return true;
		594	}
		595
		596	static struct sig_handlers
		597	{
		598	ev::sig sw_term, sw_int;
		599
		600	/*
		601	* Catch a fatal signal and tidy up before quitting
		602	*/
		603	void sig_term (ev::sig &w, int revents);
		604
		605	sig_handlers ()
		606	{
		607	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		608	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		609	}
		610	} sig_handlers;
		611
		612	void
		613	sig_handlers::sig_term (ev::sig &w, int revents)
		614	{
		615	rxvt_emergency_cleanup ();
		616	w.stop ();
		617	kill (getpid (), w.signum);
		618	}
		619
		620	char **rxvt_environ; // startup environment
		621
		622	void
		623	rxvt_init ()
		624	{
		625	ptytty::init ();
		626
		627	if (!ev_default_loop (0))
		628	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		629
		630	rxvt_environ = environ;
		631
		632	signal (SIGHUP, SIG_IGN);
		633	signal (SIGPIPE, SIG_IGN);
		634
		635	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		636	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		637
		638	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		639	/* signal (SIGURG, SIG_DFL); */
		640
		641	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		642	// TODO: handle this with exceptions and tolerate the memory loss
		643	XSetIOErrorHandler (rxvt_xioerror_handler);
		644
		645	XrmInitialize ();
250	}	646	}
251		647
252	/* ------------------------------------------------------------------------- *	648	/* ------------------------------------------------------------------------- *
253	* MEMORY ALLOCATION WRAPPERS *	649	* MEMORY ALLOCATION WRAPPERS *
254	* ------------------------------------------------------------------------- */	650	* ------------------------------------------------------------------------- */
255	/* EXTPROTO */	651	void *
256	void *
257	rxvt_malloc(size_t size)	652	rxvt_malloc (size_t size)
258	{	653	{
259	void *p;
260
261	p = malloc(size);	654	void *p = malloc (size);
		655
262	if (p)	656	if (!p)
		657	rxvt_fatal ("memory allocation failure. aborting.\n");
		658
263	return p;	659	return p;
264
265	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
266	rxvt_clean_exit();
267	exit(EXIT_FAILURE);
268	/* NOTREACHED */
269	}	660	}
270		661
271	/* EXTPROTO */	662	void *
272	void *
273	rxvt_calloc(size_t number, size_t size)	663	rxvt_calloc (size_t number, size_t size)
274	{	664	{
275	void *p;
276
277	p = calloc(number, size);	665	void *p = calloc (number, size);
		666
278	if (p)	667	if (!p)
		668	rxvt_fatal ("memory allocation failure. aborting.\n");
		669
279	return p;	670	return p;
280
281	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
282	rxvt_clean_exit();
283	exit(EXIT_FAILURE);
284	/* NOTREACHED */
285	}	671	}
286		672
287	/* EXTPROTO */	673	void *
288	void *
289	rxvt_realloc(void *ptr, size_t size)	674	rxvt_realloc (void *ptr, size_t size)
290	{	675	{
291	void *p;
292
293	if (ptr)
294	p = realloc(ptr, size);	676	void *p = realloc (ptr, size);
295	else	677
296	p = malloc(size);
297	if (p)	678	if (!p)
		679	rxvt_fatal ("memory allocation failure. aborting.\n");
		680
298	return p;	681	return p;
299
300	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301	rxvt_clean_exit();
302	exit(EXIT_FAILURE);
303	/* NOTREACHED */
304	}	682	}
305
306	/* ------------------------------------------------------------------------- *
307	* PRIVILEGED OPERATIONS *
308	* ------------------------------------------------------------------------- */
309	/* take care of suid/sgid super-user (root) privileges */
310	/* INTPROTO */
311	void
312	rxvt_privileges(pR_ int mode)
313	{
314	#if ! defined(__CYGWIN32__)
315	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
316	/* setreuid() is the poor man's setuid(), seteuid() */
317	# define seteuid(a) setreuid(-1, (a))
318	# define setegid(a) setregid(-1, (a))
319	# define HAVE_SETEUID
320	# endif
321	# ifdef HAVE_SETEUID
322	switch (mode) {
323	case IGNORE:
324	/*
325	* change effective uid/gid - not real uid/gid - so we can switch
326	* back to root later, as required
327	*/
328	seteuid(getuid());
329	setegid(getgid());
330	break;
331	case SAVE:
332	R->euid = geteuid();
333	R->egid = getegid();
334	break;
335	case RESTORE:
336	seteuid(R->euid);
337	setegid(R->egid);
338	break;
339	}
340	# else
341	switch (mode) {
342	case IGNORE:
343	setuid(getuid());
344	setgid(getgid());
345	/* FALLTHROUGH */
346	case SAVE:
347	/* FALLTHROUGH */
348	case RESTORE:
349	break;
350	}
351	# endif
352	#endif
353	}
354
355	#ifdef UTMP_SUPPORT
356	/* EXTPROTO */
357	void
358	rxvt_privileged_utmp(pR_ char action)
359	{
360	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
361	action, R->next_utmp_action, getpid()));
362	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
363	|| (R->Options & Opt_utmpInhibit)
364	|| R->ttydev == NULL || *R->ttydev == '\0')
365	return;
366
367	rxvt_privileges(aR_ RESTORE);
368	if (action == SAVE) {
369	R->next_utmp_action = RESTORE;
370	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
371	} else { /* action == RESTORE */
372	R->next_utmp_action = IGNORE;
373	rxvt_cleanutent(aR);
374	}
375	rxvt_privileges(aR_ IGNORE);
376	}
377	#endif
378
379	#ifndef NO_SETOWNER_TTYDEV
380	/* EXTPROTO */
381	void
382	rxvt_privileged_ttydev(pR_ char action)
383	{
384	D_MAIN((stderr,
385	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
386	action, R->next_tty_action, getpid()));
387	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
388	|| R->ttydev == NULL || *R->ttydev == '\0')
389	return;
390
391	rxvt_privileges(aR_ RESTORE);
392
393	if (action == SAVE) {
394	R->next_tty_action = RESTORE;
395	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
397	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
398	R->next_tty_action = IGNORE;
399	else
400	# endif
401	{
402	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
403	chmod(R->ttydev, R->ttymode);
404	# ifdef HAVE_REVOKE
405	revoke(R->ttydev);
406	# endif
407	}
408	} else { /* action == RESTORE */
409	R->next_tty_action = IGNORE;
410	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411	chmod(R->ttydev, R->ttyfd_stat.st_mode);
412	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
413	# else
414	chmod(R->ttydev,
415	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416	chown(R->ttydev, 0, 0);
417	# endif
418	}
419
420	rxvt_privileges(aR_ IGNORE);
421
422	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424	action == RESTORE ? "Restoring" : (action ==
425	SAVE ? "Saving" :
426	"UNKNOWN ERROR for"), R->ttydev,
427	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
428	R->ttyfd_stat.st_gid));
429	# endif
430	}
431	#endif
432		683
433	/*----------------------------------------------------------------------*/	684	/*----------------------------------------------------------------------*/
434	/*	685	/*
435	* window size/position calculcations for XSizeHint and other storage.	686	* window size/position calculations for XSizeHint and other storage.
436	* if width/height are non-zero then override calculated width/height	687	* if width/height are non-zero then override calculated width/height
437	*/	688	*/
438	/* EXTPROTO */
439	void	689	void
440	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	690	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
441	{	691	{
442	short recalc_x, recalc_y;	692	short recalc_x, recalc_y;
443	int x, y, sb_w, mb_h, flags;	693	int x, y, sb_w, flags;
444	unsigned int w, h;	694	unsigned int w, h;
445	unsigned int max_width, max_height;	695	unsigned int max_width, max_height;
446		696
447	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
449	R->szHint.height));
450	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	697	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451	R->szHint.win_gravity = NorthWestGravity;	698	szHint.win_gravity = NorthWestGravity;
452	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	699	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453		700
454	recalc_x = recalc_y = 0;	701	recalc_x = recalc_y = 0;
455	flags = 0;	702	flags = 0;
		703
456	if (!R->parsed_geometry) {	704	if (!parsed_geometry)
		705	{
457	R->parsed_geometry = 1;	706	parsed_geometry = 1;
		707
458	if (R->rs[Rs_geometry])	708	if (rs[Rs_geometry])
459	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	709	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		710
460	if (flags & WidthValue) {	711	if (flags & WidthValue)
461	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	712	{
		713	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
462	R->szHint.flags |= USSize;	714	szHint.flags |= USSize;
463	}	715	}
		716
464	if (flags & HeightValue) {	717	if (flags & HeightValue)
465	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	718	{
		719	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
466	R->szHint.flags |= USSize;	720	szHint.flags |= USSize;
467	}	721	}
		722
468	if (flags & XValue) {	723	if (flags & XValue)
		724	{
469	R->szHint.x = x;	725	szHint.x = x;
470	R->szHint.flags |= USPosition;	726	szHint.flags |= USPosition;
		727
471	if (flags & XNegative) {	728	if (flags & XNegative)
		729	{
472	recalc_x = 1;	730	recalc_x = 1;
473	R->szHint.win_gravity = NorthEastGravity;	731	szHint.win_gravity = NorthEastGravity;
474	}	732	}
475	}	733	}
		734
476	if (flags & YValue) {	735	if (flags & YValue)
		736	{
477	R->szHint.y = y;	737	szHint.y = y;
478	R->szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
		739
479	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
480	recalc_y = 1;	742	recalc_y = 1;
		743
481	if (R->szHint.win_gravity == NorthEastGravity)	744	if (szHint.win_gravity == NorthEastGravity)
482	R->szHint.win_gravity = SouthEastGravity;	745	szHint.win_gravity = SouthEastGravity;
483	else	746	else
484	R->szHint.win_gravity = SouthWestGravity;	747	szHint.win_gravity = SouthWestGravity;
485	}	748	}
486	}	749	}
487	}	750	}
		751
488	/* TODO: BOUNDS */	752	/* TODO: BOUNDS */
489	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	753	width = ncol * fwidth;
490	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	754	height = nrow * fheight;
491	max_width = MAX_COLS * R->TermWin.fwidth;	755	max_width = MAX_COLS * fwidth;
492	max_height = MAX_ROWS * R->TermWin.fheight;	756	max_height = MAX_ROWS * fheight;
493		757
494	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	758	szHint.base_width = szHint.base_height = 2 * int_bwidth;
495		759
496	sb_w = mb_h = 0;	760	sb_w = 0;
497	R->window_vt_x = R->window_vt_y = 0;	761	window_vt_x = window_vt_y = int_bwidth;
498	if (scrollbar_visible(R)) {	762
		763	if (scrollBar.state)
		764	{
499	sb_w = scrollbar_TotalWidth();	765	sb_w = scrollbar_TotalWidth ();
500	R->szHint.base_width += sb_w;	766	szHint.base_width += sb_w;
		767
501	if (!(R->Options & Opt_scrollBar_right))	768	if (!option (Opt_scrollBar_right))
502	R->window_vt_x = sb_w;	769	window_vt_x += sb_w;
503	}	770	}
504	if (menubar_visible(R)) {	771
505	mb_h = menuBar_TotalHeight();
506	R->szHint.base_height += mb_h;
507	R->window_vt_y = mb_h;
508	}
509	R->szHint.width_inc = R->TermWin.fwidth;	772	szHint.width_inc = fwidth;
510	R->szHint.height_inc = R->TermWin.fheight;	773	szHint.height_inc = fheight;
511	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	774	szHint.min_width = szHint.base_width + szHint.width_inc;
512	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	775	szHint.min_height = szHint.base_height + szHint.height_inc;
513		776
514	if (width && width - R->szHint.base_width < max_width) {	777	if (newwidth && newwidth - szHint.base_width < max_width)
		778	{
515	R->szHint.width = width;	779	szHint.width = newwidth;
516	R->TermWin.width = width - R->szHint.base_width;	780	width = newwidth - szHint.base_width;
517	} else {	781	}
518	MIN_IT(R->TermWin.width, max_width);	782	else
		783	{
		784	min_it (width, max_width);
519	R->szHint.width = R->szHint.base_width + R->TermWin.width;	785	szHint.width = szHint.base_width + width;
520	}	786	}
		787
521	if (height && height - R->szHint.base_height < max_height) {	788	if (newheight && newheight - szHint.base_height < max_height)
		789	{
522	R->szHint.height = height;	790	szHint.height = newheight;
523	R->TermWin.height = height - R->szHint.base_height;	791	height = newheight - szHint.base_height;
524	} else {	792	}
525	MIN_IT(R->TermWin.height, max_height);	793	else
		794	{
		795	min_it (height, max_height);
526	R->szHint.height = R->szHint.base_height + R->TermWin.height;	796	szHint.height = szHint.base_height + height;
527	}	797	}
		798
528	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	799	if (scrollBar.state && option (Opt_scrollBar_right))
529	R->window_sb_x = R->szHint.width - sb_w;	800	window_sb_x = szHint.width - sb_w;
530		801
531	if (recalc_x)	802	if (recalc_x)
532	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	803	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
533	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	804
534	if (recalc_y)	805	if (recalc_y)
535	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	806	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
536	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
537		807
538	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	808	ncol = width / fwidth;
539	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	809	nrow = height / fheight;
540	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
542	R->szHint.height));
543	return;
544	}	810	}
545		811
546	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
547	/*	813	/*
548	* Tell the teletype handler what size the window is.	814	* Tell the teletype handler what size the window is.
549	* Called after a window size change.	815	* Called after a window size change.
550	*/	816	*/
551	/* EXTPROTO */
552	void	817	void
553	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	818	rxvt_term::tt_winch ()
554	{	819	{
		820	if (pty->pty < 0)
		821	return;
		822
555	struct winsize ws;	823	struct winsize ws;
556		824
557	if (fd < 0)
558	return;
559	ws.ws_col = col;	825	ws.ws_col = ncol;
560	ws.ws_row = row;	826	ws.ws_row = nrow;
561	ws.ws_xpixel = ws.ws_ypixel = 0;	827	ws.ws_xpixel = width;
562	#ifndef DEBUG_SIZE	828	ws.ws_ypixel = height;
563	(void)ioctl(fd, TIOCSWINSZ, &ws);	829	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
564	#else	830
565	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	831	#if 0
566	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	832	// TIOCSWINSZ is supposed to do this automatically and correctly
567	}
568	# ifdef SIGWINCH
569	else if (pid) /* force through to the command */	833	if (cmd_pid) /* force through to the command */
570	kill(pid, SIGWINCH);	834	kill (-cmd_pid, SIGWINCH);
571	# endif
572	#endif	835	#endif
573	}	836	}
574		837
575	/*----------------------------------------------------------------------*/	838	/*----------------------------------------------------------------------*/
576	/* rxvt_change_font() - Switch to a new font */	839	/* set_fonts () - load and set the various fonts
577	/*	840	*
578	* init = 1 - initialize	841	* init = 1 - initialize
579	*	842	*
580	* fontname == FONT_UP - switch to bigger font	843	* fontname == FONT_UP - switch to bigger font
581	* fontname == FONT_DN - switch to smaller font	844	* fontname == FONT_DN - switch to smaller font
582	*/	845	*/
583	/* EXTPROTO */	846	bool
584	void	847	rxvt_term::set_fonts ()
585	rxvt_change_font(pR_ int init, const char *fontname)
586	{	848	{
587	}	849	rxvt_fontset *fs = new rxvt_fontset (this);
		850	rxvt_fontprop prop;
588		851
589	/* INTPROTO */	852	if (!fs
		853	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		854	|| !fs->realize_font (1))
		855	{
		856	delete fs;
		857	return false;
		858	}
		859
		860	#if ENABLE_STYLES
		861	for (int i = RS_styleCount; --i; )
		862	if (fontset[i] != fontset[0])
		863	delete fontset[i];
		864	#endif
		865
		866	delete fontset[0];
		867	fontset[0] = fs;
		868
		869	prop = (*fs)[1]->properties ();
		870	prop.height += lineSpace;
		871
		872	fs->set_prop (prop, false);
		873
		874	fwidth = prop.width;
		875	fheight = prop.height;
		876	fbase = prop.ascent;
		877
		878	for (int style = 1; style < 4; style++)
		879	{
		880	#if ENABLE_STYLES
		881	const char *res = rs[Rs_font + style];
		882
		883	if (res && !*res)
		884	fontset[style] = fontset[0];
		885	else
		886	{
		887	fontset[style] = fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop2 = prop;
		889
		890	if (res)
		891	{
		892	fs->populate (res);
		893	fs->set_prop (prop2, false);
		894	}
		895	else
		896	{
		897	fs->populate (fontset[0]->fontdesc);
		898
		899	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		900	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		901
		902	fs->set_prop (prop2, true);
		903	}
		904
		905	}
		906	#else
		907	fontset[style] = fontset[0];
		908	#endif
		909	}
		910
		911	if (parent[0])
		912	{
		913	resize_all_windows (0, 0, 0);
		914	scr_remap_chars ();
		915	scr_touch (true);
		916	}
		917
		918	return true;
		919	}
		920
590	void	921	void
591	rxvt_font_up_down(pR_ int n, int direction)	922	rxvt_term::set_string_property (Atom prop, const char *str, int len)
592	{	923	{
		924	XChangeProperty (dpy, parent[0],
		925	prop, XA_STRING, 8, PropModeReplace,
		926	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		927	}
		928
		929	void
		930	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		931	{
		932	wchar_t *ws = rxvt_mbstowcs (str, len);
		933	char *s = rxvt_wcstoutf8 (ws);
		934
		935	XChangeProperty (dpy, parent[0],
		936	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		937	(const unsigned char *)s, strlen (s));
		938
		939	free (s);
		940	free (ws);
593	}	941	}
594		942
595	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
596	/*----------------------------------------------------------------------*/	944	/*----------------------------------------------------------------------*/
597	/* xterm sequences - title, iconName, color (exptl) */	945	/* xterm sequences - title, iconName, color (exptl) */
598	/* EXTPROTO */
599	void	946	void
600	rxvt_set_title(pR_ const char *str)	947	rxvt_term::set_title (const char *str)
601	{	948	{
602	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_NAME, str);
603	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	950	#if ENABLE_EWMH
604	#else	951	set_utf8_property (xa[XA_NET_WM_NAME], str);
605	char *name;
606
607	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608	name = NULL;
609	if (name == NULL || STRCMP(name, str))
610	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611	if (name)
612	XFree(name);
613	#endif	952	#endif
614	}	953	}
615		954
616	/* EXTPROTO */
617	void	955	void
618	rxvt_set_iconName(pR_ const char *str)	956	rxvt_term::set_icon_name (const char *str)
619	{	957	{
620	#ifndef SMART_WINDOW_TITLE	958	set_string_property (XA_WM_ICON_NAME, str);
621	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	959	#if ENABLE_EWMH
622	#else	960	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
623	char *name;
624
625	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626	name = NULL;
627	if (name == NULL || STRCMP(name, str))
628	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629	if (name)
630	XFree(name);
631	#endif	961	#endif
632	}	962	}
633		963
		964	void
		965	rxvt_term::set_window_color (int idx, const char *color)
		966	{
634	#ifdef XTERM_COLOR_CHANGE	967	#ifdef XTERM_COLOR_CHANGE
635	/* EXTPROTO */
636	void
637	rxvt_set_window_color(pR_ int idx, const char *color)
638	{
639	rxvt_color xcol;	968	rxvt_color xcol;
640	int i;	969	int i;
641		970
642	if (color == NULL || *color == '\0')	971	if (color == NULL || *color == '\0')
643	return;	972	return;
644		973
		974	color = strdup (color);
		975	allocated.push_back ((void *)color);
		976	rs[Rs_color + idx] = color;
		977
645	/* handle color aliases */	978	/* handle color aliases */
646	if (isdigit(*color)) {	979	if (isdigit (*color))
		980	{
647	i = atoi(color);	981	i = atoi (color);
648	if (i >= 8 && i <= 15) { /* bright colors */	982
649	i -= 8;	983	if (i >= 8 && i <= 15)
650	# ifndef NO_BRIGHTCOLOR	984	{
651	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	985	/* bright colors */
652	SET_PIXCOLOR(R, idx);	986	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
653	goto Done;	987	goto done;
654	# endif
655	}	988	}
656	if (i >= 0 && i <= 7) { /* normal colors */	989
657	R->PixColors[idx] = R->PixColors[minCOLOR + i];	990	if (i >= 0 && i <= 7)
658	SET_PIXCOLOR(R, idx);	991	{
		992	/* normal colors */
		993	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
659	goto Done;	994	goto done;
660	}	995	}
661	}	996	}
662	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
663	return;
664	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665		997
666	/*	998	set_color (xcol, color);
		999
		1000	/*
667	* FIXME: should free colors here, but no idea how to do it so instead,	1001	* FIXME: should free colors here, but no idea how to do it so instead,
668	* so just keep gobbling up the colormap	1002	* so just keep gobbling up the colormap
669	*/	1003	*/
670	# if 0
671	for (i = Color_Black; i <= Color_White; i++)
672	if (R->PixColors[idx] == R->PixColors[i])
673	break;
674	if (i > Color_White) {
675	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
676	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
677	DisplayPlanes(R->Xdisplay, Xscreen));
678	}
679	# endif
680		1004
681	R->PixColors[idx] = xcol;	1005	pix_colors_focused[idx] = xcol;
682	SET_PIXCOLOR(R, idx);
683		1006
684	/* XSetWindowAttributes attr; */	1007	done:
685	/* Cursor cursor; */
686	Done:
687	if (idx == Color_bg && !(R->Options & Opt_transparent))
688	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689	R->PixColors[Color_bg]);
690
691	/* handle Color_BD, scrollbar background, etc. */	1008	/*TODO: handle Color_BD, scrollbar background, etc. */
692		1009
693	rxvt_set_colorfgbg(aR);	1010	update_fade_color (idx);
694	rxvt_recolour_cursor(aR);	1011	recolour_cursor ();
695	/* the only reasonable way to enforce a clean update */	1012	scr_recolour ();
696	rxvt_scr_poweron(aR);	1013	#endif /* XTERM_COLOR_CHANGE */
697	}	1014	}
698		1015
699	#else
700	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
701	#endif /* XTERM_COLOR_CHANGE */
702
703	/* EXTPROTO */
704	void	1016	void
705	rxvt_recolour_cursor(pR)	1017	rxvt_term::recolour_cursor ()
706	{	1018	{
707	rxvt_color xcol[2];	1019	XColor fg, bg;
708		1020
709	#if TODO	1021	(ISSET_PIXCOLOR (Color_pointer_fg)
710	xcol[0] = R->PixColors[Color_pointer];	1022	? pix_colors_focused[Color_pointer_fg]
711	xcol[1] = R->PixColors[Color_bg];	1023	: pix_colors_focused[Color_fg]).get (fg);
712	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1024
713	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1025	(ISSET_PIXCOLOR (Color_pointer_bg)
714	#endif	1026	? pix_colors_focused[Color_pointer_bg]
		1027	: pix_colors_focused[Color_bg]).get (bg);
		1028
		1029	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
715	}	1030	}
716		1031
717	/*----------------------------------------------------------------------*/	1032	/*----------------------------------------------------------------------*/
718	/*	1033	/*
719	* find if fg/bg matches any of the normal (low-intensity) colors	1034	* find if fg/bg matches any of the normal (low-intensity) colors
720	*/	1035	*/
721	/* INTPROTO */
722	void	1036	void
723	rxvt_set_colorfgbg(pR)	1037	rxvt_term::set_colorfgbg ()
724	{	1038	{
725	unsigned int i;	1039	unsigned int i;
726	const char *xpmb = "\0";	1040	const char *xpmb = "";
727	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
728		1042
729	R->env_colorfgbg =	1043	strcpy (fstr, "default");
730	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1044	strcpy (bstr, "default");
731	STRCPY(fstr, "default");
732	STRCPY(bstr, "default");
733	for (i = Color_Black; i <= Color_White; i++)	1045	for (i = Color_Black; i <= Color_White; i++)
734	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1046	if (pix_colors[Color_fg] == pix_colors[i])
		1047	{
735	sprintf(fstr, "%d", (i - Color_Black));	1048	sprintf (fstr, "%d", (i - Color_Black));
736	break;	1049	break;
737	}	1050	}
		1051
738	for (i = Color_Black; i <= Color_White; i++)	1052	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1053	if (pix_colors[Color_bg] == pix_colors[i])
		1054	{
740	sprintf(bstr, "%d", (i - Color_Black));	1055	sprintf (bstr, "%d", (i - Color_Black));
741	#ifdef XPM_BACKGROUND	1056	#ifdef BG_IMAGE_FROM_FILE
742	xpmb = "default;";	1057	xpmb = "default;";
743	#endif	1058	#endif
744	break;	1059	break;
745	}	1060	}
		1061
746	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1062	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747	putenv(R->env_colorfgbg);
748
749	#ifndef NO_BRIGHTCOLOR
750	R->colorfgbg = DEFAULT_RSTYLE;
751	for (i = minCOLOR; i <= maxCOLOR; i++) {
752	if (R->PixColors[Color_fg] == R->PixColors[i])
753	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
754	if (R->PixColors[Color_bg] == R->PixColors[i])
755	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
756	}
757	#endif
758	}	1063	}
759		1064
760	/*----------------------------------------------------------------------*/	1065	/*----------------------------------------------------------------------*/
761	/*
762	* Colour determination for low colour displays, routine from
763	* Hans de Goede <hans@highrise.nl>
764	*/
765		1066
766	/* EXTPROTO */	1067	bool
767	int	1068	rxvt_term::set_color (rxvt_color &color, const char *name)
768	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
769	{	1069	{
770	screen_in_out->set(aR_ colour);	1070	if (color.set (this, name))
771
772	if (!screen_in_out->set(aR_ colour)) {
773	rxvt_print_error("can't allocate colour: %s", colour);
774	return false;
775	}
776
777	return true;	1071	return true;
		1072
		1073	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1074	return false;
		1075	}
		1076
		1077	void
		1078	rxvt_term::alias_color (int dst, int src)
		1079	{
		1080	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
778	}	1081	}
779		1082
780	/* -------------------------------------------------------------------- *	1083	/* -------------------------------------------------------------------- *
781	* - WINDOW RESIZING - *	1084	* - WINDOW RESIZING - *
782	* -------------------------------------------------------------------- */	1085	* -------------------------------------------------------------------- */
783	/* EXTPROTO */
784	void	1086	void
785	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1087	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
786	int ignoreparent)
787	{	1088	{
788	int fix_screen;	1089	int fix_screen;
		1090	int old_width = szHint.width;
		1091	int old_height = szHint.height;
789		1092
		1093	window_calc (newwidth, newheight);
		1094
		1095	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1096	XSetWMNormalHints (dpy, parent[0], &szHint);
		1097
		1098	if (!ignoreparent)
		1099	{
790	#ifdef SMART_RESIZE	1100	#ifdef SMART_RESIZE
791	int old_width = R->szHint.width, old_height = R->szHint.height;	1101	/*
792	#endif
793
794	rxvt_window_calc(aR_ width, height);
795	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
796	if (!ignoreparent) {
797	#ifdef SMART_RESIZE
798	/*
799	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1102	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800	* reposition window on resize depending on placement on screen	1103	* reposition window on resize depending on placement on screen
801	*/	1104	*/
802	int x, y, x1, y1;	1105	int x, y, x1, y1;
803	int dx, dy;	1106	int dx, dy;
804	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1107	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805	Window unused_cr;	1108	Window unused_cr;
806		1109
807	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1110	XTranslateCoordinates (dpy, parent[0], display->root,
808	0, 0, &x, &y, &unused_cr);	1111	0, 0, &x, &y, &unused_cr);
809	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1112	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
810	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1113	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
811	/*	1114	/*
812	* if Xroot isn't the parent window, a WM will probably have offset	1115	* if display->root isn't the parent window, a WM will probably have offset
813	* our position for handles and decorations. Counter it	1116	* our position for handles and decorations. Counter it
814	*/	1117	*/
815	if (x1 != x || y1 != y) {	1118	if (x1 != x || y1 != y)
		1119	{
816	x -= x1;	1120	x -= x1;
817	y -= y1;	1121	y -= y1;
818	}	1122	}
819		1123
820	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1124	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
821	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1125	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
822	dx = old_width - R->szHint.width;	1126	dx = old_width - szHint.width;
823	dy = old_height - R->szHint.height;	1127	dy = old_height - szHint.height;
824		1128
825	/* Check position of the center of the window */	1129	/* Check position of the center of the window */
826	if (x < x1) /* left half */	1130	if (x < x1) /* left half */
827	dx = 0;	1131	dx = 0;
828	else if (x == x1) /* exact center */	1132	else if (x == x1) /* exact center */
829	dx /= 2;	1133	dx /= 2;
830	if (y < y1) /* top half */	1134	if (y < y1) /* top half */
831	dy = 0;	1135	dy = 0;
832	else if (y == y1) /* exact center */	1136	else if (y == y1) /* exact center */
833	dy /= 2;	1137	dy /= 2;
834		1138
835	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1139	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
836	R->szHint.width, R->szHint.height);	1140	szHint.width, szHint.height);
837	#else	1141	#else
838	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1142	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
839	R->szHint.height);
840	#endif	1143	#endif
841	}	1144	}
842		1145
843	fix_screen = (R->TermWin.ncol != R->prev_ncol	1146	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
844	|| R->TermWin.nrow != R->prev_nrow);	1147
845	if (fix_screen || width != R->old_width || height != R->old_height) {	1148	if (fix_screen || newwidth != old_width || newheight != old_height)
846	if (scrollbar_visible(R)) {	1149	{
		1150	if (scrollBar.state)
		1151	{
847	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1152	XMoveResizeWindow (dpy, scrollBar.win,
		1153	window_sb_x, 0,
848	0, scrollbar_TotalWidth(), R->szHint.height);	1154	scrollbar_TotalWidth (), szHint.height);
849	rxvt_Resize_scrollBar(aR);	1155	resize_scrollbar ();
850	}	1156	}
851	if (menubar_visible(R))	1157
852	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1158	XMoveResizeWindow (dpy, vt,
853	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1159	window_vt_x, window_vt_y,
854	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
855	R->window_vt_y, TermWin_TotalWidth(),
856	TermWin_TotalHeight());	1160	width, height);
857	#ifdef RXVT_GRAPHICS	1161
858	if (R->old_height)	1162	#ifdef HAVE_BG_PIXMAP
859	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1163	if (bgPixmap.window_size_sensitive ())
860	R->old_height - R->szHint.base_height);	1164	update_background ();
861	#endif	1165	#endif
		1166
862	rxvt_scr_clear(aR);	1167	scr_clear ();
863	#ifdef XPM_BACKGROUND
864	rxvt_resize_pixmap(aR);
865	#endif
866	}	1168	}
867		1169
868	if (fix_screen || R->old_height == 0) {	1170	if (fix_screen || old_height == 0)
869	int curr_screen = -1;	1171	scr_reset ();
870	uint16_t old_ncol = R->prev_ncol;
871		1172
872	/* scr_reset only works on the primary screen */	1173	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
873	if (R->old_height) /* this is not the first time through */	1174	//scr_touch (false);
874	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
875	rxvt_scr_reset(aR);
876	if (curr_screen >= 0) { /* this is not the first time through */
877	rxvt_scr_change_screen(aR_ curr_screen);
878	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879	}
880	}
881		1175
882	R->old_width = R->szHint.width;	1176	#ifdef HAVE_BG_PIXMAP
883	R->old_height = R->szHint.height;	1177	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1178	// if (bgPixmap.pixmap)
		1179	// scr_touch (false);
		1180	#endif
884		1181
885	#ifdef USE_XIM	1182	#ifdef USE_XIM
886	rxvt_IMSetStatusPosition(aR);	1183	IMSetPosition ();
887	#endif	1184	#endif
888	}	1185	}
889		1186
890	/*	1187	/*
891	* Set the width/height of the vt window in characters. Units are pixels.	1188	* Set the width/height of the vt window in characters. Units are pixels.
892	* good for toggling 80/132 columns	1189	* good for toggling 80/132 columns
893	*/	1190	*/
894	/* EXTPROTO */
895	void	1191	void
896	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1192	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
897	{	1193	{
898	XWindowAttributes wattr;	1194	XWindowAttributes wattr;
899		1195
900	if (width == 0 || height == 0) {	1196	if (newwidth == 0 || newheight == 0)
		1197	{
901	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1198	XGetWindowAttributes (dpy, display->root, &wattr);
		1199
902	if (width == 0)	1200	if (newwidth == 0)
903	width = wattr.width - R->szHint.base_width;	1201	newwidth = wattr.width - szHint.base_width;
904	if (height == 0)	1202	if (newheight == 0)
905	height = wattr.height - R->szHint.base_height;	1203	newheight = wattr.height - szHint.base_height;
		1204	}
		1205
		1206	if (newwidth != width || newheight != height)
906	}	1207	{
907	if (width != R->TermWin.width || height != R->TermWin.height) {
908	width += R->szHint.base_width;	1208	newwidth += szHint.base_width;
909	height += R->szHint.base_height;	1209	newheight += szHint.base_height;
910	rxvt_resize_all_windows(aR_ width, height, 0);	1210	resize_all_windows (newwidth, newheight, 0);
911	}	1211	}
912	}	1212	}
913		1213
914	/* -------------------------------------------------------------------- *	1214	/* -------------------------------------------------------------------- *
915	* - X INPUT METHOD ROUTINES - *	1215	* - X INPUT METHOD ROUTINES - *
916	* -------------------------------------------------------------------- */	1216	* -------------------------------------------------------------------- */
917	#ifdef USE_XIM	1217	#ifdef USE_XIM
918	/* INTPROTO */
919	void
920	rxvt_setSize(pR_ XRectangle * size)
921	{
922	size->x = R->TermWin.int_bwidth;
923	size->y = R->TermWin.int_bwidth;
924	size->width = Width2Pixel(R->TermWin.ncol);
925	size->height = Height2Pixel(R->TermWin.nrow);
926	}
927		1218
928	/* INTPROTO */
929	void	1219	void
930	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1220	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931	{	1221	{
932	*fg = R->PixColors[Color_fg];	1222	fg = pix_colors [Color_fg];
933	*bg = R->PixColors[Color_bg];	1223	bg = pix_colors [Color_bg];
		1224	}
		1225
		1226	void
		1227	rxvt_term::im_set_size (XRectangle &size)
		1228	{
		1229	// the int_bwidth terms make no sense to me
		1230	size.x = int_bwidth;
		1231	size.y = int_bwidth;
		1232	size.width = Width2Pixel (ncol) + int_bwidth;
		1233	size.height = Height2Pixel (nrow) + int_bwidth;
		1234	}
		1235
		1236	void
		1237	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1238	XRectangle &status_rect,
		1239	const XRectangle &needed_rect)
		1240	{
		1241	preedit_rect.x = needed_rect.width;
		1242	preedit_rect.y = 0;
		1243	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1244	preedit_rect.height = fheight;
		1245
		1246	status_rect.x = 0;
		1247	status_rect.y = 0;
		1248	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1249	status_rect.height = fheight;
934	}	1250	}
935		1251
936	/* Checking whether input method is running. */	1252	/* Checking whether input method is running. */
937	/* INTPROTO */
938	Bool	1253	bool
939	rxvt_IMisRunning(pR)	1254	rxvt_term::IMisRunning ()
940	{	1255	{
941	char *p;	1256	char *p;
942	Atom atom;	1257	Atom atom;
943	Window win;	1258	Window win;
944	char server[IMBUFSIZ];	1259	char server[IMBUFSIZ];
945		1260
946	/* get current locale modifier */	1261	/* get current locale modifier */
947	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1262	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1263	{
948	STRCPY(server, "@server=");	1264	strcpy (server, "@server=");
949	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1265	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1266
950	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1267	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
951	*p = '\0';	1268	*p = '\0';
952		1269
953	atom = XInternAtom(R->Xdisplay, server, False);	1270	atom = XInternAtom (dpy, server, False);
954	win = XGetSelectionOwner(R->Xdisplay, atom);	1271	win = XGetSelectionOwner (dpy, atom);
		1272
955	if (win != None)	1273	if (win != None)
956	return True;	1274	return True;
957	}	1275	}
		1276
958	return False;	1277	return False;
959	}	1278	}
960		1279
961	/* EXTPROTO */
962	void	1280	void
963	rxvt_IMSendSpot(pR)	1281	rxvt_term::IMSendSpot ()
964	{	1282	{
965	XPoint spot;	1283	XPoint nspot;
966	XVaNestedList preedit_attr;	1284	XVaNestedList preedit_attr;
967		1285
968	if (R->Input_Context == NULL	1286	if (!Input_Context
969	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1287	|| !focus
970	|| !(R->event_type == KeyPress	1288	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
971	|| R->event_type == Expose
972	|| R->event_type == NoExpose
973	|| R->event_type == SelectionNotify
974	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
975	|| !rxvt_IMisRunning(aR))
976	return;	1289	return;
977		1290
978	rxvt_setPosition(aR_ & spot);	1291	im_set_position (nspot);
979		1292
		1293	if (nspot.x == spot.x && nspot.y == spot.y)
		1294	return;
		1295
		1296	spot = nspot;
		1297
980	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1298	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1299	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982	XFree(preedit_attr);	1300	XFree (preedit_attr);
983	}	1301	}
984		1302
985	/* EXTPROTO */
986	void	1303	void
987	rxvt_setTermFontSet(pR_ int idx)	1304	rxvt_term::im_destroy ()
988	{	1305	{
989	char *string;	1306	if (input_method)
990	long length;	1307	{
991	int success = 0;	1308	if (Input_Context && input_method->xim)
		1309	XDestroyIC (Input_Context);
992		1310
993	if (idx < 0 || idx >= MAX_NFONTS)	1311	display->put_xim (input_method);
994	return;	1312	input_method = 0;
995	}	1313	}
996		1314
997	/* INTPROTO */
998	void
999	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1000	XRectangle * needed_rect)
1001	{
1002	int mbh, vtx = 0;
1003
1004	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1005	vtx = scrollbar_TotalWidth();
1006	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1007	mbh -= R->TermWin.lineSpace;
1008
1009	preedit_rect->x = needed_rect->width + vtx;
1010	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1011
1012	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1013	+ vtx;
1014	preedit_rect->height = Height2Pixel(1);
1015
1016	status_rect->x = vtx;
1017	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1018
1019	status_rect->width = needed_rect->width ? needed_rect->width
1020	: Width2Pixel(R->TermWin.ncol + 1);
1021	status_rect->height = Height2Pixel(1);
1022	}
1023
1024	/* ARGSUSED */
1025	/* INTPROTO */
1026	void
1027	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1028	__attribute__ ((unused)), XPointer call_data
1029	__attribute__ ((unused)))
1030	{
1031	dR;
1032
1033	R->Input_Context = NULL;	1315	Input_Context = 0;
1034	/* To avoid Segmentation Fault in C locale: Solaris only? */
1035	if (STRCMP(R->locale, "C"))
1036	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037	rxvt_IMInstantiateCallback, NULL);
1038	}	1316	}
1039		1317
1040	/*	1318	#ifdef ENABLE_XIM_ONTHESPOT
1041	* X manual pages and include files don't match on some systems:
1042	* some think this is an XIDProc and others an XIMProc so we can't
1043	* use the first argument - need to update this to be nice for
1044	* both types via some sort of configure detection
1045	*/
1046	/* ARGSUSED */
1047	/* EXTPROTO */
1048	void
1049	rxvt_IMInstantiateCallback(Display * unused
1050	__attribute__ ((unused)), XPointer client_data
1051	__attribute__ ((unused)), XPointer call_data
1052	__attribute__ ((unused)))
1053	{
1054	dR;
1055	int i, found, had_im;
1056	const char *p;
1057	char **s;
1058	char buf[IMBUFSIZ];
1059		1319
1060	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1320	static void
1061	if (R->Input_Context)	1321	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1062	return;	1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1325	}
1063		1326
1064	found = had_im = 0;	1327	static void
1065	p = R->rs[Rs_inputMethod];	1328	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1066	if (p && *p) {	1329	{
1067	had_im = 1;	1330	((rxvt_term *)client_data)->make_current ();
1068	s = rxvt_splitcommastring(p);	1331	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1069	for (i = 0; s[i]; i++) {	1332	}
1070	if (*s[i]) {	1333
1071	STRCPY(buf, "@im=");	1334	static void
1072	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1335	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1073	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1336	{
1074	&& (rxvt_IM_get_IC(aR) == True)) {	1337	rxvt_term *term = (rxvt_term *)client_data;
1075	found = 1;	1338	XIMText *text = call_data->text;
1076	break;	1339
1077	}	1340	term->make_current ();
1078	}	1341
		1342	if (text)
		1343	{
		1344	void *str;
		1345
		1346	if (!text->encoding_is_wchar && text->string.multi_byte)
		1347	{
		1348	// of course, X makes it ugly again
		1349	if (term->rs[Rs_imLocale])
		1350	SET_LOCALE (term->rs[Rs_imLocale]);
		1351
		1352	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1353	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1354
		1355	if (term->rs[Rs_imLocale])
		1356	SET_LOCALE (term->locale);
1079	}	1357	}
1080	for (i = 0; s[i]; i++)	1358	else
1081	free(s[i]);	1359	str = (void *)text->string.wide_char;
1082	free(s);
1083	}
1084	if (found)
1085	return;
1086		1360
1087	/* try with XMODIFIERS env. var. */	1361	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1088	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1362	DT_INT, call_data->caret,
1089	rxvt_IM_get_IC(aR);	1363	DT_INT, call_data->chg_first,
1090	return;	1364	DT_INT, call_data->chg_length,
		1365	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1366	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1367	DT_END));
1091	}	1368	}
1092		1369	else
1093	/* try with no modifiers base IF the user didn't specify an IM */	1370	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1371	DT_INT, call_data->caret,
1095	&& rxvt_IM_get_IC(aR) == True)	1372	DT_INT, call_data->chg_first,
1096	return;	1373	DT_INT, call_data->chg_length,
		1374	DT_END));
1097	}	1375	}
		1376
		1377	#if 0
		1378	static void
		1379	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1380	{
		1381	((rxvt_term *)client_data)->make_current ();
		1382	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1383	DT_INT, call_data->position,
		1384	DT_INT, call_data->direction,
		1385	DT_INT, call_data->style,
		1386	DT_END));
		1387	}
		1388	#endif
		1389
		1390	#endif
1098		1391
1099	/*	1392	/*
1100	* Try to open a XIM with the current modifiers, then see if we can	1393	* Try to open a XIM with the current modifiers, then see if we can
1101	* open a suitable preedit type	1394	* open a suitable preedit type
1102	*/	1395	*/
1103	/* INTPROTO */
1104	Bool	1396	bool
1105	rxvt_IM_get_IC(pR)	1397	rxvt_term::IM_get_IC (const char *modifiers)
1106	{	1398	{
1107	int i, j, found;	1399	int i, j, found;
1108	XIM xim;	1400	XIM xim;
1109	XPoint spot;	1401	XPoint spot;
1110	XRectangle rect, status_rect, needed_rect;	1402	XRectangle rect, status_rect, needed_rect;
1111	unsigned long fg, bg;	1403	unsigned long fg, bg;
1112	const char *p;	1404	const char *p;
1113	char **s;	1405	char **s;
1114	XIMStyles *xim_styles;	1406	XIMStyles *xim_styles;
1115	XVaNestedList preedit_attr, status_attr;	1407	#ifdef ENABLE_XIM_ONTHESPOT
1116	XIMCallback ximcallback;	1408	XIMCallback xcb[4];
		1409	#endif
1117		1410
1118	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1411	set_environ (envv);
1119	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1412
1120	if (xim == NULL)	1413	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1121	return False;	1414	return false;
1122		1415
		1416	input_method = display->get_xim (locale, modifiers);
		1417	if (input_method == NULL)
		1418	return false;
		1419
		1420	xim = input_method->xim;
		1421	spot.x = spot.y = -1;
		1422
1123	xim_styles = NULL;	1423	xim_styles = NULL;
1124	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1424	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125	|| !xim_styles || !xim_styles->count_styles) {	1425	|| !xim_styles || !xim_styles->count_styles)
1126	XCloseIM(xim);	1426	{
		1427	im_destroy ();
1127	return False;	1428	return false;
		1429	}
		1430
		1431	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1432
		1433	for (int pi = 0; pi < 2; pi++)
1128	}	1434	{
		1435	p = pet[pi];
1129		1436
1130	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1437	if (!p)
1131	: "OverTheSpot,OffTheSpot,Root";	1438	continue;
		1439
1132	s = rxvt_splitcommastring(p);	1440	s = rxvt_splitcommastring (p);
		1441
1133	for (i = found = 0; !found && s[i]; i++) {	1442	for (i = found = 0; !found && s[i]; i++)
		1443	{
1134	if (!STRCMP(s[i], "OverTheSpot"))	1444	if (!strcmp (s[i], "OverTheSpot"))
1135	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1445	input_style = XIMPreeditPosition | XIMStatusNothing;
1136	else if (!STRCMP(s[i], "OffTheSpot"))	1446	else if (!strcmp (s[i], "OffTheSpot"))
1137	R->input_style = (XIMPreeditArea | XIMStatusArea);	1447	input_style = XIMPreeditArea | XIMStatusArea;
1138	else if (!STRCMP(s[i], "Root"))	1448	else if (!strcmp (s[i], "Root"))
1139	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1449	input_style = XIMPreeditNothing | XIMStatusNothing;
		1450	else if (!strcmp (s[i], "None"))
		1451	input_style = XIMPreeditNone | XIMStatusNone;
		1452	#ifdef ENABLE_XIM_ONTHESPOT
		1453	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1454	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1455	#endif
		1456	else
		1457	input_style = XIMPreeditNothing | XIMStatusNothing;
1140		1458
1141	for (j = 0; j < xim_styles->count_styles; j++)	1459	for (j = 0; j < xim_styles->count_styles; j++)
1142	if (R->input_style == xim_styles->supported_styles[j]) {	1460	if (input_style == xim_styles->supported_styles[j])
		1461	{
		1462	rxvt_freecommastring (s);
		1463
1143	found = 1;	1464	found = 1;
		1465	goto foundpet;
		1466	}
		1467
		1468	}
		1469
		1470	rxvt_freecommastring (s);
		1471	}
		1472
		1473	foundpet:
		1474
		1475	XFree (xim_styles);
		1476
		1477	if (!found)
		1478	{
		1479	im_destroy ();
		1480	return false;
		1481	}
		1482
		1483	XFontSet fs = 0;
		1484	XVaNestedList preedit_attr = 0, status_attr = 0;
		1485
		1486	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1487	{
		1488	// fake us a font-set, please
		1489	char **missing_charset_list;
		1490	int missing_charset_count;
		1491	char *def_string;
		1492	char pat[512];
		1493
		1494	sprintf (pat,
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"*",
		1501	fheight,
		1502	fheight + 1, fheight - 1,
		1503	fheight - 2, fheight + 2);
		1504
		1505	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1506	&missing_charset_list, &missing_charset_count, &def_string);
		1507
		1508	if (missing_charset_list)
		1509	XFreeStringList (missing_charset_list);
		1510
		1511	if (!fs)
		1512	{
		1513	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1514	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1515	}
		1516	}
		1517
		1518	if (input_style & XIMPreeditPosition)
		1519	{
		1520	im_set_size (rect);
		1521	im_set_position (spot);
		1522	im_set_color (fg, bg);
		1523
		1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &rect,
		1528	XNSpotLocation, &spot,
		1529	XNFontSet, fs,
		1530	NULL);
		1531	}
		1532	else if (input_style & XIMPreeditArea)
		1533	{
		1534	im_set_color (fg, bg);
		1535
		1536	/*
		1537	* The necessary width of preedit area is unknown
		1538	* until create input context.
		1539	*/
		1540	needed_rect.width = 0;
		1541	im_set_preedit_area (rect, status_rect, needed_rect);
		1542
		1543	preedit_attr = XVaCreateNestedList (0,
		1544	XNForeground, fg,
		1545	XNBackground, bg,
		1546	XNArea, &rect,
		1547	XNFontSet, fs,
		1548	NULL);
		1549	status_attr = XVaCreateNestedList (0,
		1550	XNForeground, fg,
		1551	XNBackground, bg,
		1552	XNArea, &status_rect,
		1553	XNFontSet, fs,
		1554	NULL);
		1555	}
		1556	#if ENABLE_XIM_ONTHESPOT
		1557	else if (input_style & XIMPreeditCallbacks)
		1558	{
		1559	im_set_position (spot);
		1560
		1561	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1562	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1563	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1564	# if 0
		1565	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1566	# endif
		1567
		1568	preedit_attr = XVaCreateNestedList (0,
		1569	XNSpotLocation, &spot,
		1570	XNPreeditStartCallback, &xcb[0],
		1571	XNPreeditDoneCallback , &xcb[1],
		1572	XNPreeditDrawCallback , &xcb[2],
		1573	# if 0
		1574	XNPreeditCaretCallback, &xcb[3],
		1575	# endif
		1576	NULL);
		1577	}
		1578	#endif
		1579
		1580	Input_Context = XCreateIC (xim,
		1581	XNInputStyle, input_style,
		1582	XNClientWindow, vt,
		1583	XNFocusWindow, parent[0],
		1584	preedit_attr ? XNPreeditAttributes : NULL,
		1585	preedit_attr,
		1586	status_attr ? XNStatusAttributes : NULL,
		1587	status_attr, NULL);
		1588
		1589	if (preedit_attr) XFree (preedit_attr);
		1590	if (status_attr) XFree (status_attr);
		1591	if (fs) XFreeFontSet (dpy, fs);
		1592
		1593	if (Input_Context == NULL)
		1594	{
		1595	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1596	im_destroy ();
		1597	return false;
		1598	}
		1599
		1600	#if 0
		1601	// unfortunately, only the focus window is used by XIM, hard to fix
		1602	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1603	vt_select_input ();
		1604	#endif
		1605
		1606	IMSetPosition ();
		1607
		1608	return true;
		1609	}
		1610
		1611	void
		1612	rxvt_term::im_cb ()
		1613	{
		1614	int i;
		1615	const char *p;
		1616	char **s;
		1617	char buf[IMBUFSIZ];
		1618
		1619	make_current ();
		1620
		1621	im_destroy ();
		1622
		1623	if (Input_Context)
		1624	return;
		1625
		1626	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1627	if (rs[Rs_imLocale])
		1628	SET_LOCALE (rs[Rs_imLocale]);
		1629	#endif
		1630
		1631	p = rs[Rs_inputMethod];
		1632	if (p && *p)
		1633	{
		1634	bool found = false;
		1635
		1636	s = rxvt_splitcommastring (p);
		1637
		1638	for (i = 0; s[i]; i++)
		1639	{
		1640	if (*s[i])
		1641	{
		1642	strcpy (buf, "@im=");
		1643	strncat (buf, s[i], IMBUFSIZ - 5);
		1644	if (IM_get_IC (buf))
		1645	{
		1646	found = true;
1144	break;	1647	break;
		1648	}
1145	}	1649	}
1146	}	1650	}
1147	for (i = 0; s[i]; i++)
1148	free(s[i]);
1149	free(s);
1150	XFree(xim_styles);
1151		1651
		1652	rxvt_freecommastring (s);
		1653
1152	if (!found) {	1654	if (found)
1153	XCloseIM(xim);	1655	goto done;
1154	return False;
1155	}	1656	}
1156		1657
1157	ximcallback.callback = rxvt_IMDestroyCallback;	1658	/* try with XMODIFIERS env. var. */
		1659	if (IM_get_IC (""))
		1660	goto done;
1158		1661
1159	/* XXX: not sure why we need this (as well as IC one below) */	1662	/* try with no modifiers base IF the user didn't specify an IM */
1160	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1663	if (IM_get_IC ("@im=none"))
		1664	goto done;
1161		1665
1162	preedit_attr = status_attr = NULL;	1666	done:
1163		1667	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164	if (R->input_style & XIMPreeditPosition) {	1668	if (rs[Rs_imLocale])
1165	rxvt_setSize(aR_ & rect);	1669	SET_LOCALE (locale);
1166	rxvt_setPosition(aR_ & spot);	1670	#endif
1167	rxvt_setColor(aR_ & fg, &bg);
1168
1169	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170	XNSpotLocation, &spot,
1171	XNForeground, fg, XNBackground, bg,
1172	//XNFontSet, R->TermWin.fontset,
1173	NULL);
1174	} else if (R->input_style & XIMPreeditArea) {
1175	rxvt_setColor(aR_ & fg, &bg);
1176
1177	/*
1178	* The necessary width of preedit area is unknown
1179	* until create input context.
1180	*/
1181	needed_rect.width = 0;
1182
1183	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186	XNForeground, fg, XNBackground, bg,
1187	//XNFontSet, R->TermWin.fontset,
1188	NULL);
1189	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190	XNForeground, fg, XNBackground, bg,
1191	//XNFontSet, R->TermWin.fontset,
1192	NULL);
1193	}
1194	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195	XNClientWindow, R->TermWin.parent[0],
1196	XNFocusWindow, R->TermWin.parent[0],
1197	XNDestroyCallback, &ximcallback,
1198	preedit_attr ? XNPreeditAttributes : NULL,
1199	preedit_attr,
1200	status_attr ? XNStatusAttributes : NULL,
1201	status_attr, NULL);
1202	if (preedit_attr)
1203	XFree(preedit_attr);
1204	if (status_attr)
1205	XFree(status_attr);
1206	if (R->Input_Context == NULL) {
1207	rxvt_print_error("failed to create input context");
1208	XCloseIM(xim);
1209	return False;
1210	}
1211	if (R->input_style & XIMPreeditArea)
1212	rxvt_IMSetStatusPosition(aR);
1213	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214	return True;
1215	}	1671	}
1216		1672
1217	/* EXTPROTO */
1218	void	1673	void
1219	rxvt_IMSetStatusPosition(pR)	1674	rxvt_term::IMSetPosition ()
1220	{	1675	{
1221	XRectangle preedit_rect, status_rect, *needed_rect;	1676	XRectangle preedit_rect, status_rect, *needed_rect;
1222	XVaNestedList preedit_attr, status_attr;	1677	XVaNestedList preedit_attr, status_attr;
1223		1678
1224	if (R->Input_Context == NULL	1679	if (!Input_Context
1225	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1680	|| !focus
		1681	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1226	|| !rxvt_IMisRunning(aR))	1682	|| !IMisRunning ())
1227	return;	1683	return;
1228		1684
		1685	if (input_style & XIMPreeditPosition)
		1686	{
		1687	im_set_size (preedit_rect);
		1688	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1689
		1690	XSetICValues (Input_Context,
		1691	XNPreeditAttributes, preedit_attr, NULL);
		1692	}
		1693	else
		1694	{
1229	/* Getting the necessary width of preedit area */	1695	/* Getting the necessary width of preedit area */
1230	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1697	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232	XFree(status_attr);	1698	XFree (status_attr);
1233		1699
1234	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1700	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1701	XFree (needed_rect);
1235		1702
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1703	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1704	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238		1705
1239	XSetICValues(R->Input_Context,	1706	XSetICValues (Input_Context,
1240	XNPreeditAttributes, preedit_attr,	1707	XNPreeditAttributes, preedit_attr,
1241	XNStatusAttributes, status_attr, NULL);	1708	XNStatusAttributes, status_attr,
		1709	NULL);
1242		1710
		1711	XFree (status_attr);
		1712	}
		1713
1243	XFree(preedit_attr);	1714	XFree (preedit_attr);
1244	XFree(status_attr);
1245	}	1715	}
1246	#endif /* USE_XIM */	1716	#endif /* USE_XIM */
1247		1717
1248	/*----------------------------------------------------------------------*/	1718	void
1249	rxvt_t rxvt_current_term;	1719	rxvt_term::get_window_origin (int &x, int &y)
		1720	{
		1721	Window cr;
		1722	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1723	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1724	}
		1725
		1726	Pixmap
		1727	rxvt_term::get_pixmap_property (int prop_id)
		1728	{
		1729	if (prop_id > 0 && prop_id < NUM_XA)
		1730	if (xa[prop_id])
		1731	{
		1732	int aformat;
		1733	unsigned long nitems, bytes_after;
		1734	Atom atype;
		1735	unsigned char *prop = NULL;
		1736	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1737	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1738	&nitems, &bytes_after, &prop);
		1739	if (result == Success && prop && atype == XA_PIXMAP)
		1740	{
		1741	return *(Pixmap *)prop;
		1742	}
		1743	}
		1744	return None;
		1745	}
		1746
		1747	#ifdef HAVE_BG_PIXMAP
		1748	# if TRACE_PIXMAPS
		1749	# undef update_background
		1750	int rxvt_term::trace_update_background (const char *file, int line)
		1751	{
		1752	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1753	update_background ();
		1754	}
		1755	# endif
		1756
		1757	int
		1758	rxvt_term::update_background ()
		1759	{
		1760	bgPixmap.invalidate ();
		1761
		1762	/* no chance of real time refresh if we are blurring! */
		1763	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1764	bgPixmap.render ();
		1765	else
		1766	{
		1767	update_background_ev.stop ();
		1768
		1769	if (!bgPixmap.need_client_side_rendering())
		1770	update_background_ev.start (.05);
		1771	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1772	update_background_ev.start (.20); /* very slow !!! */
		1773	else
		1774	update_background_ev.start (.07);
		1775	}
		1776
		1777	return 0;
		1778	}
		1779
		1780	void
		1781	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1782	{
		1783	bgPixmap.render ();
		1784	}
		1785
		1786	#endif /* HAVE_BG_PIXMAP */
1250		1787
1251	/*----------------------- end-of-file (C source) -----------------------*/	1788	/*----------------------- end-of-file (C source) -----------------------*/

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