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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.256 by root, Sun Nov 11 04:08:00 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.1 2003/11/24 17:28:08 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>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
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	/*----------------------------------------------------------------------*/	47	#ifdef HAVE_XSETLOCALE
48	/* rxvt_init() */	48	# define X_LOCALE
49	/* LIBPROTO */	49	# include <X11/Xlocale.h>
50	rxvt_t *	50	#else
51	rxvt_init(int argc, const char *const *argv)	51	# ifdef HAVE_SETLOCALE
52	{	52	# include <clocale>
53	const char **cmd_argv;	53	# endif
		54	#endif
54		55
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));	56	vector<rxvt_term *> rxvt_term::termlist;
56		57
57	dR;	58	// used to tell global functions which terminal instance is "active"
58	if (rxvt_init_vars(aR) < 0) {	59	rxvt_t rxvt_current_term;
59	free(R);	60
60	return NULL;	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
		79	void
		80	rxvt_push_locale (const char *locale) NOTHROW
		81	{
		82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
		85
		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)
61	}	103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
62		107
63	/*	108	// check to see wether this combination already exists otherwise
64	* Save and then give up any super-user privileges	109	for (cc = v.end (); cc-- > v.begin (); )
65	* If we need privileges in any area then we must specifically request it.	110	{
66	* We should only need to be root in these cases:	111	if (cc->c1 == c1 && cc->c2 == c2)
67	* 1. write utmp entries on some systems	112	return COMPOSE_LO + (cc - v.begin ());
68	* 2. chown tty on some systems	113	}
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72		114
73	rxvt_init_secondary(aR);	115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
74		119
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76		122
77	#if (MENUBAR_MAX)	123	return REPLACEMENT_CHAR;
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);	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
		151	return len;
		152
		153	}
		154	#endif
		155
		156	rxvt_term::rxvt_term ()
		157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
79	#endif	163	#endif
80	#ifdef HAVE_SCROLLBARS	164	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)	165	scrollbar_ev (this, &rxvt_term::x_cb),
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif	166	#endif
84		167	#ifdef CURSOR_BLINK
85	rxvt_Create_Windows(aR_ argc, argv);	168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif	169	#endif
93		170	#ifdef TEXT_BLINK
94	#if 0	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100	#endif	172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
101	#endif	175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		181	#endif
		182	#ifdef POINTER_BLANK
		183	pointer_ev (this, &rxvt_term::pointer_cb),
		184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
		192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
		196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
		198	incr_ev (this, &rxvt_term::incr_cb)
		199	{
		200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102		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;
		219	}
		220
		221	rxvt_term::~rxvt_term ()
		222	{
		223	termlist.erase (find (termlist.begin (), termlist.end(), this));
		224
		225	emergency_cleanup ();
		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
		235	{
		236	selection_clear ();
		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	displays.put (display);
		290
		291	scr_release ();
		292
		293	/* clear all resources */
		294	for (int i = 0; i < allocated.size (); i++)
		295	free (allocated [i]);
		296
		297	free (selection.text);
		298	// TODO: manage env vars in child only(!)
		299	free (env_display);
		300	free (env_term);
		301	free (locale);
		302	free (v_buffer);
		303	free (incr_buf);
		304
		305	delete envv;
		306	delete argv;
		307
		308	#ifdef KEYSYM_RESOURCE
		309	delete keyboard;
		310	#endif
		311	}
		312
		313	// child has exited, usually destroys
		314	void
		315	rxvt_term::child_cb (ev::child &w, int status)
		316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		318
		319	cmd_pid = 0;
		320
		321	if (!option (Opt_hold))
		322	destroy ();
		323	}
		324
		325	void
		326	rxvt_term::destroy ()
		327	{
		328	if (destroy_ev.active)
		329	return;
		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
		333	#if ENABLE_OVERLAY
		334	scr_overlay_off ();
		335	#endif
		336
		337	if (display)
		338	{
		339	#if USE_XIM
		340	im_ev.stop (display);
		341	#endif
103	#ifdef HAVE_SCROLLBARS	342	#if HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)	343	scrollbar_ev.stop (display);
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif	344	#endif
107	#if (MENUBAR_MAX)	345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
108	if (menubar_visible(r))	346	rootwin_ev.stop (display);
109	XMapWindow(R->Xdisplay, R->menuBar.win);
110	#endif	347	#endif
111	#ifdef TRANSPARENT	348	incr_ev.stop ();
112	if (R->Options & Opt_transparent) {	349	termwin_ev.stop (display);
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);	350	vt_ev.stop (display);
114	rxvt_check_our_parents(aR);
115	}	351	}
116	#endif
117	XMapWindow(R->Xdisplay, R->TermWin.vt);
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
119		352
120	rxvt_init_env(aR);	353	prepare_ev.stop ();
121	rxvt_init_command(aR_ cmd_argv);	354	pty_ev.stop ();
122		355	#ifdef CURSOR_BLINK
123	return R;	356	cursor_blink_ev.stop ();
124	}
125
126	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */
129	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139
140	do {
141	errno = 0;
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif	357	#endif
162	rxvt_clean_exit();	358	#ifdef TEXT_BLINK
163	kill(getpid(), sig);	359	text_blink_ev.stop ();
164	}	360	#endif
		361	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		362	cont_scroll_ev.stop ();
		363	#endif
		364	#ifdef SELECTION_SCROLLING
		365	sel_scroll_ev.stop ();
		366	#endif
		367	#ifdef POINTER_BLANK
		368	pointer_ev.stop ();
		369	#endif
165		370
166	/* ARGSUSED */	371	destroy_ev.start ();
167	/* INTPROTO */	372	}
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172		373
173	if (R->h->allowedxerror == -1) {	374	void
174	R->h->allowedxerror = event->error_code;	375	rxvt_term::destroy_cb (ev::check &w, int revents)
175	return 0; /* ignored anyway */	376	{
176	}	377	make_current ();
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	378
178	event->request_code, event->minor_code,	379	delete this;
179	event->error_code);
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
181	exit(EXIT_FAILURE);
182	/* NOTREACHED */
183	}	380	}
184		381
185	/*----------------------------------------------------------------------*/	382	/*----------------------------------------------------------------------*/
186	/*	383	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	384	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can	385	* TODO: if debugging, this should free up any known resources if we can
189	*/	386	*/
190	/* EXTPROTO */	387	static XErrorHandler old_xerror_handler;
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195		388
196	#ifdef DEBUG_SCREEN	389	static void
197	rxvt_scr_release(aR);	390	rxvt_emergency_cleanup ()
		391	{
		392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		393	(*t)->emergency_cleanup ();
		394	}
		395
		396	#if !ENABLE_MINIMAL
		397	static void
		398	print_x_error (Display *dpy, XErrorEvent *event)
		399	{
		400	char buffer[BUFSIZ];
		401	char mesg[BUFSIZ];
		402	char number[32];
		403	char *mtype = "XlibMessage";
		404	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		407	rxvt_warn ("%s: %s\n", mesg, buffer);
		408	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		410	sprintf(number, "%d", event->request_code);
		411	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		412	rxvt_warn ("(which is %s)\n", buffer);
		413	if (event->request_code >= 128) {
		414	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		417	}
		418	if ((event->error_code == BadWindow) ||
		419	(event->error_code == BadPixmap) ||
		420	(event->error_code == BadCursor) ||
		421	(event->error_code == BadFont) ||
		422	(event->error_code == BadDrawable) ||
		423	(event->error_code == BadColor) ||
		424	(event->error_code == BadGC) ||
		425	(event->error_code == BadIDChoice) ||
		426	(event->error_code == BadValue) ||
		427	(event->error_code == BadAtom)) {
		428	if (event->error_code == BadValue)
		429	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		430	mesg, BUFSIZ);
		431	else if (event->error_code == BadAtom)
		432	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		433	mesg, BUFSIZ);
		434	else
		435	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		438	}
		439	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		442	}
198	#endif	443	#endif
199	#ifndef NO_SETOWNER_TTYDEV	444
200	rxvt_privileged_ttydev(aR_ RESTORE);	445	int
		446	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		447	{
		448	if (GET_R->allowedxerror == -1)
		449	GET_R->allowedxerror = event->error_code;
		450	else
		451	{
		452	// GET_R is most likely not the terminal which caused the error,
		453	// so just output the error and continue
		454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
		457	print_x_error (display, event);
201	#endif	458	#endif
202	#ifdef UTMP_SUPPORT	459	}
203	rxvt_privileged_utmp(aR_ RESTORE);	460
		461	return 0;
		462	}
		463
		464	int
		465	rxvt_xioerror_handler (Display *display)
		466	{
		467	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		468	DisplayString (display));
		469	rxvt_emergency_cleanup ();
		470	_exit (EXIT_FAILURE);
		471	}
		472
		473	/*----------------------------------------------------------------------*/
		474	bool
		475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		476	{
		477	this->envv = envv;
		478
		479	SET_R (this);
		480	set_locale ("");
		481	set_environ (envv); // few things in X do not call setlocale :(
		482
		483	if (!init_vars ())
		484	return false;
		485
		486	init_secondary ();
		487
		488	const char **cmd_argv = init_resources (argc, argv);
		489
		490	#ifdef KEYSYM_RESOURCE
		491	keyboard->register_done ();
204	#endif	492	#endif
205	#ifdef USE_XIM	493
206	if (R->h->Input_Context != NULL) {	494	#ifdef HAVE_SCROLLBARS
207	XDestroyIC(R->h->Input_Context);	495	if (option (Opt_scrollBar))
208	R->h->Input_Context = NULL;	496	scrollBar.setIdle (); /* set existence for size calculations */
		497	#endif
		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
209	}	535	}
210	#endif	536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
		559	#if ENABLE_PERL
		560	rootwin_ev.start (display, display->root);
		561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, ev::READ);
		571
		572	prepare_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588
		589	return true;
		590	}
		591
		592	static struct sig_handlers
		593	{
		594	ev::sig sw_term, sw_int;
		595
		596	/*
		597	* Catch a fatal signal and tidy up before quitting
		598	*/
		599	void
		600	sig_term (ev::sig &w, int revents)
		601	{
		602	rxvt_emergency_cleanup ();
		603	w.stop ();
		604	kill (getpid (), w.signum);
		605	}
		606
		607	sig_handlers ()
		608	: sw_term (this, &sig_handlers::sig_term),
		609	sw_int (this, &sig_handlers::sig_term)
		610	{
		611	}
		612	} sig_handlers;
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
		618	{
		619	ptytty::init ();
		620	ev::ev_default_loop (0);
		621
		622	rxvt_environ = environ;
		623
		624	signal (SIGHUP, SIG_IGN);
		625	signal (SIGPIPE, SIG_IGN);
		626
		627	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		628	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		629
		630	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		631	/* signal (SIGURG, SIG_DFL); */
		632
		633	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		634	// TODO: handle this with exceptions and tolerate the memory loss
		635	XSetIOErrorHandler (rxvt_xioerror_handler);
		636
		637	XrmInitialize ();
211	}	638	}
212		639
213	/* ------------------------------------------------------------------------- *	640	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	641	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	642	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	643	void *
217	void *
218	rxvt_malloc(size_t size)	644	rxvt_malloc (size_t size)
219	{	645	{
220	void *p;
221
222	p = malloc(size);	646	void *p = malloc (size);
		647
223	if (p)	648	if (!p)
		649	rxvt_fatal ("memory allocation failure. aborting.\n");
		650
224	return p;	651	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}	652	}
231		653
232	/* EXTPROTO */	654	void *
233	void *
234	rxvt_calloc(size_t number, size_t size)	655	rxvt_calloc (size_t number, size_t size)
235	{	656	{
236	void *p;
237
238	p = calloc(number, size);	657	void *p = calloc (number, size);
		658
239	if (p)	659	if (!p)
		660	rxvt_fatal ("memory allocation failure. aborting.\n");
		661
240	return p;	662	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}	663	}
247		664
248	/* EXTPROTO */	665	void *
249	void *
250	rxvt_realloc(void *ptr, size_t size)	666	rxvt_realloc (void *ptr, size_t size)
251	{	667	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);	668	void *p = realloc (ptr, size);
256	else	669
257	p = malloc(size);
258	if (p)	670	if (!p)
		671	rxvt_fatal ("memory allocation failure. aborting.\n");
		672
259	return p;	673	return p;
260
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */
265	}	674	}
266	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void
272	rxvt_privileges(pR_ int mode)
273	{
274	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */
277	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID
280	# endif
281	# ifdef HAVE_SETEUID
282	switch (mode) {
283	case IGNORE:
284	/*
285	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required
287	*/
288	seteuid(getuid());
289	setegid(getgid());
290	break;
291	case SAVE:
292	R->h->euid = geteuid();
293	R->h->egid = getegid();
294	break;
295	case RESTORE:
296	seteuid(R->h->euid);
297	setegid(R->h->egid);
298	break;
299	}
300	# else
301	switch (mode) {
302	case IGNORE:
303	setuid(getuid());
304	setgid(getgid());
305	/* FALLTHROUGH */
306	case SAVE:
307	/* FALLTHROUGH */
308	case RESTORE:
309	break;
310	}
311	# endif
312	#endif
313	}
314
315	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void
318	rxvt_privileged_utmp(pR_ char action)
319	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL
327	|| *h->ttydev == '\0')
328	return;
329
330	rxvt_privileges(aR_ RESTORE);
331	if (action == SAVE) {
332	h->next_utmp_action = RESTORE;
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);
334	} else { /* action == RESTORE */
335	h->next_utmp_action = IGNORE;
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif
390	}
391	#endif
392		675
393	/*----------------------------------------------------------------------*/	676	/*----------------------------------------------------------------------*/
394	/*	677	/*
395	* window size/position calculcations for XSizeHint and other storage.	678	* window size/position calculations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	679	* if width/height are non-zero then override calculated width/height
397	*/	680	*/
398	/* EXTPROTO */
399	void	681	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	682	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401	{	683	{
402	short recalc_x, recalc_y;	684	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	685	int x, y, sb_w, flags;
404	unsigned int w, h;	686	unsigned int w, h;
405	unsigned int max_width, max_height;	687	unsigned int max_width, max_height;
406		688
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	689	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	690	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	691	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		692
412	recalc_x = recalc_y = 0;	693	recalc_x = recalc_y = 0;
413	flags = 0;	694	flags = 0;
		695
414	if (!R->h->parsed_geometry) {	696	if (!parsed_geometry)
		697	{
415	R->h->parsed_geometry = 1;	698	parsed_geometry = 1;
		699
416	if (R->h->rs[Rs_geometry])	700	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	701	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		702
418	if (flags & WidthValue) {	703	if (flags & WidthValue)
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	704	{
420	R->szHint.flags |= USSize;	705	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
421	}	706	szHint.flags |= USSize;
		707	}
		708
422	if (flags & HeightValue) {	709	if (flags & HeightValue)
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	710	{
424	R->szHint.flags |= USSize;	711	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
425	}	712	szHint.flags |= USSize;
		713	}
		714
426	if (flags & XValue) {	715	if (flags & XValue)
427	R->szHint.x = x;	716	{
		717	szHint.x = x;
428	R->szHint.flags |= USPosition;	718	szHint.flags |= USPosition;
		719
429	if (flags & XNegative) {	720	if (flags & XNegative)
430	recalc_x = 1;	721	{
		722	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	723	szHint.win_gravity = NorthEastGravity;
		724	}
		725	}
		726
		727	if (flags & YValue)
		728	{
		729	szHint.y = y;
		730	szHint.flags |= USPosition;
		731
		732	if (flags & YNegative)
		733	{
		734	recalc_y = 1;
		735
		736	if (szHint.win_gravity == NorthEastGravity)
		737	szHint.win_gravity = SouthEastGravity;
		738	else
		739	szHint.win_gravity = SouthWestGravity;
		740	}
		741	}
432	}	742	}
433	}	743
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	744	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	745	width = ncol * fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	746	height = nrow * fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	747	max_width = MAX_COLS * fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	748	max_height = MAX_ROWS * fheight;
451		749
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	750	szHint.base_width = szHint.base_height = 2 * int_bwidth;
453		751
454	sb_w = mb_h = 0;	752	sb_w = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	753	window_vt_x = window_vt_y = int_bwidth;
456	if (scrollbar_visible(R)) {	754
		755	if (scrollBar.state)
		756	{
457	sb_w = scrollbar_TotalWidth();	757	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	758	szHint.base_width += sb_w;
		759
459	if (!(R->Options & Opt_scrollBar_right))	760	if (!option (Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	761	window_vt_x += sb_w;
461	}	762	}
462	if (menubar_visible(R)) {	763
463	mb_h = menuBar_TotalHeight();
464	R->szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;
466	}
467	R->szHint.width_inc = R->TermWin.fwidth;	764	szHint.width_inc = fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	765	szHint.height_inc = fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	766	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	767	szHint.min_height = szHint.base_height + szHint.height_inc;
471		768
472	if (width && width - R->szHint.base_width < max_width) {	769	if (newwidth && newwidth - szHint.base_width < max_width)
473	R->szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;
475	} else {
476	MIN_IT(R->TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;
478	}	770	{
		771	szHint.width = newwidth;
		772	width = newwidth - szHint.base_width;
		773	}
		774	else
		775	{
		776	min_it (width, max_width);
		777	szHint.width = szHint.base_width + width;
		778	}
		779
479	if (height && height - R->szHint.base_height < max_height) {	780	if (newheight && newheight - szHint.base_height < max_height)
480	R->szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;
482	} else {
483	MIN_IT(R->TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;
485	}	781	{
		782	szHint.height = newheight;
		783	height = newheight - szHint.base_height;
		784	}
		785	else
		786	{
		787	min_it (height, max_height);
		788	szHint.height = szHint.base_height + height;
		789	}
		790
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	791	if (scrollBar.state && option (Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	792	window_sb_x = szHint.width - sb_w;
488		793
489	if (recalc_x)	794	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	795	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	796
492	if (recalc_y)	797	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	798	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
495		799
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	800	ncol = width / fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	801	nrow = height / fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
499	return;
500	}	802	}
501		803
502	/*----------------------------------------------------------------------*/	804	/*----------------------------------------------------------------------*/
503	/*	805	/*
504	* Tell the teletype handler what size the window is.	806	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	807	* Called after a window size change.
506	*/	808	*/
507	/* EXTPROTO */
508	void	809	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	810	rxvt_term::tt_winch ()
510	{	811	{
		812	if (pty->pty < 0)
		813	return;
		814
511	struct winsize ws;	815	struct winsize ws;
512		816
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	817	ws.ws_col = ncol;
516	ws.ws_row = row;	818	ws.ws_row = nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	819	ws.ws_xpixel = width;
518	#ifndef DEBUG_SIZE	820	ws.ws_ypixel = height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	821	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
520	#else	822
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	823	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	824	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	825	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	826	kill (-cmd_pid, SIGWINCH);
527	# endif
528	#endif	827	#endif
529	}	828	}
530		829
531	/*----------------------------------------------------------------------*/	830	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	831	/* set_fonts () - load and set the various fonts
533	/*	832	*
534	* init = 1 - initialize	833	* init = 1 - initialize
535	*	834	*
536	* fontname == FONT_UP - switch to bigger font	835	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	836	* fontname == FONT_DN - switch to smaller font
538	*/	837	*/
539	/* EXTPROTO */	838	bool
540	void	839	rxvt_term::set_fonts ()
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{	840	{
543	}	841	rxvt_fontset *fs = new rxvt_fontset (this);
		842	rxvt_fontprop prop;
544		843
545	/* INTPROTO */	844	if (!fs
		845	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		846	|| !fs->realize_font (1))
		847	{
		848	delete fs;
		849	return false;
		850	}
		851
		852	#if ENABLE_STYLES
		853	for (int i = RS_styleCount; --i; )
		854	if (fontset[i] != fontset[0])
		855	delete fontset[i];
		856	#endif
		857
		858	delete fontset[0];
		859	fontset[0] = fs;
		860
		861	prop = (*fs)[1]->properties ();
		862	prop.height += lineSpace;
		863
		864	fs->set_prop (prop, false);
		865
		866	fwidth = prop.width;
		867	fheight = prop.height;
		868	fbase = prop.ascent;
		869
		870	for (int style = 1; style < 4; style++)
		871	{
		872	#if ENABLE_STYLES
		873	const char *res = rs[Rs_font + style];
		874
		875	if (res && !*res)
		876	fontset[style] = fontset[0];
		877	else
		878	{
		879	fontset[style] = fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop2 = prop;
		881
		882	if (res)
		883	{
		884	fs->populate (res);
		885	fs->set_prop (prop2, false);
		886	}
		887	else
		888	{
		889	fs->populate (fontset[0]->fontdesc);
		890
		891	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		892	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		893
		894	fs->set_prop (prop2, true);
		895	}
		896
		897	}
		898	#else
		899	fontset[style] = fontset[0];
		900	#endif
		901	}
		902
		903	if (parent[0])
		904	{
		905	resize_all_windows (0, 0, 0);
		906	scr_remap_chars ();
		907	scr_touch (true);
		908	}
		909
		910	return true;
		911	}
		912
546	void	913	void
547	rxvt_font_up_down(pR_ int n, int direction)	914	rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	915	{
		916	XChangeProperty (dpy, parent[0],
		917	prop, XA_STRING, 8, PropModeReplace,
		918	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		919	}
		920
		921	void
		922	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		923	{
		924	wchar_t *ws = rxvt_mbstowcs (str, len);
		925	char *s = rxvt_wcstoutf8 (ws);
		926
		927	XChangeProperty (dpy, parent[0],
		928	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		929	(const unsigned char *)s, strlen (s));
		930
		931	free (s);
		932	free (ws);
549	}	933	}
550		934
551	/*----------------------------------------------------------------------*/	935	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	936	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	937	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	938	void
556	rxvt_set_title(pR_ const char *str)	939	rxvt_term::set_title (const char *str)
557	{	940	{
558	#ifndef SMART_WINDOW_TITLE	941	set_string_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	942	#if ENABLE_EWMH
560	#else	943	set_utf8_property (xa[XA_NET_WM_NAME], str);
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif	944	#endif
570	}	945	}
571		946
572	/* EXTPROTO */
573	void	947	void
574	rxvt_set_iconName(pR_ const char *str)	948	rxvt_term::set_icon_name (const char *str)
575	{	949	{
576	#ifndef SMART_WINDOW_TITLE	950	set_string_property (XA_WM_ICON_NAME, str);
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	951	#if ENABLE_EWMH
578	#else	952	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif	953	#endif
588	}	954	}
589		955
		956	void
		957	rxvt_term::set_window_color (int idx, const char *color)
		958	{
590	#ifdef XTERM_COLOR_CHANGE	959	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;	960	rxvt_color xcol;
596	int i;	961	int i;
597		962
598	if (color == NULL || *color == '\0')	963	if (color == NULL || *color == '\0')
599	return;	964	return;
600		965
		966	color = strdup (color);
		967	allocated.push_back ((void *)color);
		968	rs[Rs_color + idx] = color;
		969
601	/* handle color aliases */	970	/* handle color aliases */
602	if (isdigit(*color)) {	971	if (isdigit (*color))
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}	972	{
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))	973	i = atoi (color);
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621		974
622	/*	975	if (i >= 8 && i <= 15)
		976	{ /* bright colors */
		977	i -= 8;
		978	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		979	goto done;
		980	}
		981
		982	if (i >= 0 && i <= 7)
		983	{ /* normal colors */
		984	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		985	goto done;
		986	}
		987	}
		988
		989	set_color (xcol, color);
		990
		991	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,	992	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap	993	* so just keep gobbling up the colormap
625	*/	994	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636		995
637	R->PixColors[idx] = xcol;	996	pix_colors_focused[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639		997
640	/* XSetWindowAttributes attr; */	998	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */	999	/* Cursor cursor; */
642	Done:	1000	done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */	1001	/*TODO: handle Color_BD, scrollbar background, etc. */
648		1002
649	rxvt_set_colorfgbg(aR);	1003	update_fade_color (idx);
650	rxvt_recolour_cursor(aR);	1004	recolour_cursor ();
651	/* the only reasonable way to enforce a clean update */	1005	scr_recolour ();
652	rxvt_scr_poweron(aR);	1006	#endif /* XTERM_COLOR_CHANGE */
653	}	1007	}
654		1008
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */
658
659	/* EXTPROTO */
660	void	1009	void
661	rxvt_recolour_cursor(pR)	1010	rxvt_term::recolour_cursor ()
662	{	1011	{
663	rxvt_color xcol[2];	1012	XColor fg, bg;
664		1013
665	#if TODO	1014	(ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	1015	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	1016	: pix_colors_focused[Color_fg]).get (fg);
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1017
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1018	(ISSET_PIXCOLOR (Color_pointer_bg)
670	#endif	1019	? pix_colors_focused[Color_pointer_bg]
		1020	: pix_colors_focused[Color_bg]).get (bg);
		1021
		1022	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
671	}	1023	}
672		1024
673	/*----------------------------------------------------------------------*/	1025	/*----------------------------------------------------------------------*/
674	/*	1026	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1027	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1028	*/
677	/* INTPROTO */
678	void	1029	void
679	rxvt_set_colorfgbg(pR)	1030	rxvt_term::set_colorfgbg ()
680	{	1031	{
681	unsigned int i;	1032	unsigned int i;
682	const char *xpmb = "\0";	1033	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1034	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1035
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1036	strcpy (fstr, "default");
686	STRCPY(fstr, "default");	1037	strcpy (bstr, "default");
687	STRCPY(bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1038	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1039	if (pix_colors[Color_fg] == pix_colors[i])
		1040	{
690	sprintf(fstr, "%d", (i - Color_Black));	1041	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1042	break;
692	}	1043	}
		1044
693	for (i = Color_Black; i <= Color_White; i++)	1045	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1046	if (pix_colors[Color_bg] == pix_colors[i])
		1047	{
695	sprintf(bstr, "%d", (i - Color_Black));	1048	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1049	#ifdef BG_IMAGE_FROM_FILE
697	xpmb = "default;";	1050	xpmb = "default;";
698	#endif	1051	#endif
699	break;	1052	break;
700	}	1053	}
		1054
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1055	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1056	}
714		1057
715	/*----------------------------------------------------------------------*/	1058	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1059
721	/* EXTPROTO */	1060	bool
722	int	1061	rxvt_term::set_color (rxvt_color &color, const char *name)
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724	{	1062	{
725	screen_in_out->set (aR_ colour);	1063	if (color.set (this, name))
726
727	if (!screen_in_out->set (aR_ colour))
728	{
729	rxvt_print_error("can't allocate colour: %s", colour);
730	return false;
731	}
732
733	return true;	1064	return true;
		1065
		1066	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1067	return false;
		1068	}
		1069
		1070	void
		1071	rxvt_term::alias_color (int dst, int src)
		1072	{
		1073	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
734	}	1074	}
735		1075
736	/* -------------------------------------------------------------------- *	1076	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1077	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1078	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1079	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1080	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742	{	1081	{
743	int fix_screen;	1082	int fix_screen;
		1083	int old_width = szHint.width;
		1084	int old_height = szHint.height;
		1085
		1086	window_calc (newwidth, newheight);
		1087
		1088	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1089	XSetWMNormalHints (dpy, parent[0], &szHint);
		1090
		1091	if (!ignoreparent)
		1092	{
744	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1094	/*
746	old_height = R->szHint.height;
747	#endif
748
749	rxvt_window_calc(aR_ width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751	if (!ignoreparent) {
752	#ifdef SMART_RESIZE
753	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1096	* reposition window on resize depending on placement on screen
756	*/	1097	*/
757	int x, y, x1, y1;	1098	int x, y, x1, y1;
758	int dx, dy;	1099	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1101	Window unused_cr;
761		1102
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1103	XTranslateCoordinates (dpy, parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1107	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1108	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
769	*/	1110	*/
770	if (x1 != x || y1 != y) {	1111	if (x1 != x || y1 != y)
		1112	{
771	x -= x1;	1113	x -= x1;
772	y -= y1;	1114	y -= y1;
773	}	1115	}
774		1116
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1117	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1118	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1119	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1120	dy = old_height - szHint.height;
779		1121
780	/* Check position of the center of the window */	1122	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1123	if (x < x1) /* left half */
782	dx = 0;	1124	dx = 0;
783	else if (x == x1) /* exact center */	1125	else if (x == x1) /* exact center */
784	dx /= 2;	1126	dx /= 2;
785	if (y < y1) /* top half */	1127	if (y < y1) /* top half */
786	dy = 0;	1128	dy = 0;
787	else if (y == y1) /* exact center */	1129	else if (y == y1) /* exact center */
788	dy /= 2;	1130	dy /= 2;
789		1131
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1132	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1133	szHint.width, szHint.height);
792	#else	1134	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1135	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1136	#endif
796	}	1137	}
797		1138
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1139	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1140
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1141	if (fix_screen || newwidth != old_width || newheight != old_height)
801	if (scrollbar_visible(R)) {
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,
803	0, scrollbar_TotalWidth(), R->szHint.height);
804	rxvt_Resize_scrollBar(aR);
805	}
806	if (menubar_visible(R))
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,
810	R->h->window_vt_y, TermWin_TotalWidth(),
811	TermWin_TotalHeight());
812	#ifdef RXVT_GRAPHICS
813	if (R->h->old_height)
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,
815	R->h->old_height - R->szHint.base_height);
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);
820	#endif
821	}	1142	{
		1143	if (scrollBar.state)
		1144	{
		1145	XMoveResizeWindow (dpy, scrollBar.win,
		1146	window_sb_x, 0,
		1147	scrollbar_TotalWidth (), szHint.height);
		1148	resize_scrollbar ();
		1149	}
822		1150
		1151	XMoveResizeWindow (dpy, vt,
		1152	window_vt_x, window_vt_y,
		1153	width, height);
		1154
		1155	#ifdef HAVE_BG_PIXMAP
		1156	if (bgPixmap.window_size_sensitive ())
		1157	update_background ();
		1158	#endif
		1159
		1160	scr_clear ();
		1161	}
		1162
823	if (fix_screen || R->h->old_height == 0) {	1163	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1164	scr_reset ();
825	uint16_t old_ncol = R->h->prev_ncol;
826		1165
827	/* scr_reset only works on the primary screen */	1166	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
828	if (R->h->old_height) /* this is not the first time through */	1167	//scr_touch (false);
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
830	rxvt_scr_reset(aR);
831	if (curr_screen >= 0) { /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));
834	}
835	}
836		1168
837	R->h->old_width = R->szHint.width;	1169	#ifdef HAVE_BG_PIXMAP
838	R->h->old_height = R->szHint.height;	1170	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1171	// if (bgPixmap.pixmap)
		1172	// scr_touch (false);
		1173	#endif
839		1174
840	#ifdef USE_XIM	1175	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1176	IMSetPosition ();
842	#endif	1177	#endif
843	}	1178	}
844		1179
845	/*	1180	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1181	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1182	* good for toggling 80/132 columns
848	*/	1183	*/
849	/* EXTPROTO */
850	void	1184	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1185	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852	{	1186	{
853	XWindowAttributes wattr;	1187	XWindowAttributes wattr;
854		1188
855	if (width == 0 || height == 0) {	1189	if (newwidth == 0 || newheight == 0)
		1190	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1191	XGetWindowAttributes (dpy, display->root, &wattr);
		1192
857	if (width == 0)	1193	if (newwidth == 0)
858	width = wattr.width - R->szHint.base_width;	1194	newwidth = wattr.width - szHint.base_width;
859	if (height == 0)	1195	if (newheight == 0)
860	height = wattr.height - R->szHint.base_height;	1196	newheight = wattr.height - szHint.base_height;
		1197	}
		1198
		1199	if (newwidth != width || newheight != height)
861	}	1200	{
862	if (width != R->TermWin.width || height != R->TermWin.height) {
863	width += R->szHint.base_width;	1201	newwidth += szHint.base_width;
864	height += R->szHint.base_height;	1202	newheight += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1203	resize_all_windows (newwidth, newheight, 0);
866	}	1204	}
867	}	1205	}
868		1206
869	/* -------------------------------------------------------------------- *	1207	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1208	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1209	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1210	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1211
883	/* INTPROTO */
884	void	1212	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1213	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1214	{
887	*fg = R->PixColors[Color_fg];	1215	fg = pix_colors [Color_fg];
888	*bg = R->PixColors[Color_bg];	1216	bg = pix_colors [Color_bg];
		1217	}
		1218
		1219	void
		1220	rxvt_term::im_set_size (XRectangle &size)
		1221	{
		1222	// the int_bwidth terms make no sense to me
		1223	size.x = int_bwidth;
		1224	size.y = int_bwidth;
		1225	size.width = Width2Pixel (ncol) + int_bwidth;
		1226	size.height = Height2Pixel (nrow) + int_bwidth;
		1227	}
		1228
		1229	void
		1230	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1231	XRectangle &status_rect,
		1232	const XRectangle &needed_rect)
		1233	{
		1234	preedit_rect.x = needed_rect.width;
		1235	preedit_rect.y = 0;
		1236	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1237	preedit_rect.height = fheight;
		1238
		1239	status_rect.x = 0;
		1240	status_rect.y = 0;
		1241	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1242	status_rect.height = fheight;
889	}	1243	}
890		1244
891	/* Checking whether input method is running. */	1245	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1246	bool
894	rxvt_IMisRunning(pR)	1247	rxvt_term::IMisRunning ()
895	{	1248	{
896	char *p;	1249	char *p;
897	Atom atom;	1250	Atom atom;
898	Window win;	1251	Window win;
899	char server[IMBUFSIZ];	1252	char server[IMBUFSIZ];
900		1253
901	/* get current locale modifier */	1254	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1255	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1256	{
		1257	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1258	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1259
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1260	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1261	*p = '\0';
907		1262
908	atom = XInternAtom(R->Xdisplay, server, False);	1263	atom = XInternAtom (dpy, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1264	win = XGetSelectionOwner (dpy, atom);
		1265
910	if (win != None)	1266	if (win != None)
911	return True;	1267	return True;
912	}	1268	}
		1269
913	return False;	1270	return False;
914	}	1271	}
915		1272
916	/* EXTPROTO */
917	void	1273	void
918	rxvt_IMSendSpot(pR)	1274	rxvt_term::IMSendSpot ()
919	{	1275	{
920	XPoint spot;	1276	XPoint nspot;
921	XVaNestedList preedit_attr;	1277	XVaNestedList preedit_attr;
922		1278
923	if (R->h->Input_Context == NULL	1279	if (!Input_Context
924	|| !R->TermWin.focus	1280	|| !focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1281	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926	|| !(R->h->event_type == KeyPress	1282	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1283
935	rxvt_setPosition(aR_ &spot);	1284	im_set_position (nspot);
936		1285
		1286	if (nspot.x == spot.x && nspot.y == spot.y)
		1287	return;
		1288
		1289	spot = nspot;
		1290
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1291	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1292	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1293	XFree (preedit_attr);
940	}	1294	}
941		1295
942	/* EXTPROTO */
943	void	1296	void
944	rxvt_setTermFontSet(pR_ int idx)	1297	rxvt_term::im_destroy ()
945	{	1298	{
946	char *string;	1299	if (input_method)
947	long length;	1300	{
948	int success = 0;	1301	if (Input_Context && input_method->xim)
		1302	XDestroyIC (Input_Context);
949		1303
950	if (idx < 0 || idx >= MAX_NFONTS)	1304	display->put_xim (input_method);
951	return;	1305	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1306	}
1030	}	1307
1031	for (i = 0; s[i]; i++)	1308	Input_Context = 0;
1032	free(s[i]);	1309	}
1033	free(s);	1310
		1311	#ifdef ENABLE_XIM_ONTHESPOT
		1312
		1313	static void
		1314	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1315	{
		1316	((rxvt_term *)client_data)->make_current ();
		1317	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1318	}
		1319
		1320	static void
		1321	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1325	}
		1326
		1327	static void
		1328	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1329	{
		1330	rxvt_term *term = (rxvt_term *)client_data;
		1331	XIMText *text = call_data->text;
		1332
		1333	term->make_current ();
		1334
		1335	if (text)
1034	}	1336	{
1035	if (found)	1337	void *str;
1036	return;
1037		1338
1038	/* try with XMODIFIERS env. var. */	1339	if (!text->encoding_is_wchar && text->string.multi_byte)
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1340	{
1040	rxvt_IM_get_IC(aR);	1341	// of course, X makes it ugly again
1041	return;	1342	if (term->rs[Rs_imLocale])
1042	}	1343	SET_LOCALE (term->rs[Rs_imLocale]);
1043		1344
1044	/* try with no modifiers base IF the user didn't specify an IM */	1345	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1346	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1046	&& rxvt_IM_get_IC(aR) == True)	1347
1047	return;	1348	if (term->rs[Rs_imLocale])
		1349	SET_LOCALE (term->locale);
		1350	}
		1351	else
		1352	str = (void *)text->string.wide_char;
		1353
		1354	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1355	DT_INT, call_data->caret,
		1356	DT_INT, call_data->chg_first,
		1357	DT_INT, call_data->chg_length,
		1358	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1359	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1360	DT_END));
		1361	}
		1362	else
		1363	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1364	DT_INT, call_data->caret,
		1365	DT_INT, call_data->chg_first,
		1366	DT_INT, call_data->chg_length,
		1367	DT_END));
1048	}	1368	}
		1369
		1370	#if 0
		1371	static void
		1372	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1373	{
		1374	((rxvt_term *)client_data)->make_current ();
		1375	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1376	DT_INT, call_data->position,
		1377	DT_INT, call_data->direction,
		1378	DT_INT, call_data->style,
		1379	DT_END));
		1380	}
		1381	#endif
		1382
		1383	#endif
1049		1384
1050	/*	1385	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1386	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1387	* open a suitable preedit type
1053	*/	1388	*/
1054	/* INTPROTO */
1055	Bool	1389	bool
1056	rxvt_IM_get_IC(pR)	1390	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1391	{
1058	int i, j, found;	1392	int i, j, found;
1059	XIM xim;	1393	XIM xim;
1060	XPoint spot;	1394	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1395	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1396	unsigned long fg, bg;
1063	const char *p;	1397	const char *p;
1064	char **s;	1398	char **s;
1065	XIMStyles *xim_styles;	1399	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;	1400	#ifdef ENABLE_XIM_ONTHESPOT
1067	XIMCallback ximcallback;	1401	XIMCallback xcb[4];
1068	struct rxvt_hidden *h = R->h;	1402	#endif
1069		1403
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1404	set_environ (envv);
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1405
1072	if (xim == NULL)	1406	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1073	return False;	1407	return false;
1074		1408
		1409	input_method = display->get_xim (locale, modifiers);
		1410	if (input_method == NULL)
		1411	return false;
		1412
		1413	xim = input_method->xim;
		1414	spot.x = spot.y = -1;
		1415
1075	xim_styles = NULL;	1416	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1417	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1418	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1419	{
		1420	im_destroy ();
		1421	return false;
		1422	}
1081		1423
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1424	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1425
		1426	for (int pi = 0; pi < 2; pi++)
		1427	{
		1428	p = pet[pi];
		1429
		1430	if (!p)
		1431	continue;
		1432
1084	s = rxvt_splitcommastring(p);	1433	s = rxvt_splitcommastring (p);
		1434
1085	for (i = found = 0; !found && s[i]; i++) {	1435	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1436	{
		1437	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1438	input_style = XIMPreeditPosition | XIMStatusNothing;
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1439	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1440	input_style = XIMPreeditArea | XIMStatusArea;
1090	else if (!STRCMP(s[i], "Root"))	1441	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1442	input_style = XIMPreeditNothing | XIMStatusNothing;
		1443	else if (!strcmp (s[i], "None"))
		1444	input_style = XIMPreeditNone | XIMStatusNone;
		1445	#ifdef ENABLE_XIM_ONTHESPOT
		1446	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1447	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1448	#endif
		1449	else
		1450	input_style = XIMPreeditNothing | XIMStatusNothing;
1092		1451
1093	for (j = 0; j < xim_styles->count_styles; j++)	1452	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1453	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1454	{
1096	break;	1455	rxvt_freecommastring (s);
		1456
		1457	found = 1;
		1458	goto foundpet;
		1459	}
		1460
		1461	}
		1462
		1463	rxvt_freecommastring (s);
1097	}	1464	}
1098	}	1465
1099	for (i = 0; s[i]; i++)	1466	foundpet:
1100	free(s[i]);	1467
1101	free(s);
1102	XFree(xim_styles);	1468	XFree (xim_styles);
1103		1469
1104	if (!found) {	1470	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1471	{
		1472	im_destroy ();
		1473	return false;
		1474	}
1108		1475
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1476	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1477	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1478
		1479	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1480	{
		1481	// fake us a font-set, please
		1482	char **missing_charset_list;
		1483	int missing_charset_count;
		1484	char *def_string;
		1485	char pat[512];
		1486
		1487	sprintf (pat,
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"*",
		1494	fheight,
		1495	fheight + 1, fheight - 1,
		1496	fheight - 2, fheight + 2);
		1497
		1498	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1499	&missing_charset_list, &missing_charset_count, &def_string);
		1500
		1501	if (missing_charset_list)
		1502	XFreeStringList (missing_charset_list);
		1503
		1504	if (!fs)
		1505	{
		1506	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1507	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1508	}
		1509	}
		1510
1116	if (h->input_style & XIMPreeditPosition) {	1511	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1512	{
1118	rxvt_setPosition(aR_ &spot);	1513	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1514	im_set_position (spot);
		1515	im_set_color (fg, bg);
1120		1516
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1517	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1518	XNForeground, fg,
1123	XNForeground, fg,	1519	XNBackground, bg,
1124	XNBackground, bg,	1520	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1521	XNSpotLocation, &spot,
1126	NULL);	1522	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1523	NULL);
1148	}	1524	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,
1150	XNClientWindow, R->TermWin.parent[0],
1151	XNFocusWindow, R->TermWin.parent[0],
1152	XNDestroyCallback, &ximcallback,
1153	preedit_attr ? XNPreeditAttributes : NULL,
1154	preedit_attr,
1155	status_attr ? XNStatusAttributes : NULL,
1156	status_attr, NULL);
1157	if (preedit_attr)
1158	XFree(preedit_attr);
1159	if (status_attr)
1160	XFree(status_attr);
1161	if (h->Input_Context == NULL) {
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}
1166	if (h->input_style & XIMPreeditArea)	1525	else if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1526	{
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1527	im_set_color (fg, bg);
		1528
		1529	/*
		1530	* The necessary width of preedit area is unknown
		1531	* until create input context.
		1532	*/
		1533	needed_rect.width = 0;
		1534	im_set_preedit_area (rect, status_rect, needed_rect);
		1535
		1536	preedit_attr = XVaCreateNestedList (0,
		1537	XNForeground, fg,
		1538	XNBackground, bg,
		1539	XNArea, &rect,
		1540	XNFontSet, fs,
		1541	NULL);
		1542	status_attr = XVaCreateNestedList (0,
		1543	XNForeground, fg,
		1544	XNBackground, bg,
		1545	XNArea, &status_rect,
		1546	XNFontSet, fs,
		1547	NULL);
		1548	}
		1549	#if ENABLE_XIM_ONTHESPOT
		1550	else if (input_style & XIMPreeditCallbacks)
		1551	{
		1552	im_set_position (spot);
		1553
		1554	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1555	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1556	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1557	# if 0
		1558	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1559	# endif
		1560
		1561	preedit_attr = XVaCreateNestedList (0,
		1562	XNSpotLocation, &spot,
		1563	XNPreeditStartCallback, &xcb[0],
		1564	XNPreeditDoneCallback , &xcb[1],
		1565	XNPreeditDrawCallback , &xcb[2],
		1566	# if 0
		1567	XNPreeditCaretCallback, &xcb[3],
		1568	# endif
		1569	NULL);
		1570	}
		1571	#endif
		1572
		1573	Input_Context = XCreateIC (xim,
		1574	XNInputStyle, input_style,
		1575	XNClientWindow, vt,
		1576	XNFocusWindow, parent[0],
		1577	preedit_attr ? XNPreeditAttributes : NULL,
		1578	preedit_attr,
		1579	status_attr ? XNStatusAttributes : NULL,
		1580	status_attr, NULL);
		1581
		1582	if (preedit_attr) XFree (preedit_attr);
		1583	if (status_attr) XFree (status_attr);
		1584	if (fs) XFreeFontSet (dpy, fs);
		1585
		1586	if (Input_Context == NULL)
		1587	{
		1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1589	im_destroy ();
		1590	return false;
		1591	}
		1592
		1593	#if 0
		1594	// unfortunately, only the focus window is used by XIM, hard to fix
		1595	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1596	vt_select_input ();
		1597	#endif
		1598
		1599	IMSetPosition ();
		1600
1169	return True;	1601	return true;
1170	}	1602	}
1171		1603
1172	/* EXTPROTO */
1173	void	1604	void
1174	rxvt_IMSetStatusPosition(pR)	1605	rxvt_term::im_cb ()
1175	{	1606	{
		1607	int i;
		1608	const char *p;
		1609	char **s;
		1610	char buf[IMBUFSIZ];
		1611
		1612	make_current ();
		1613
		1614	im_destroy ();
		1615
		1616	if (Input_Context)
		1617	return;
		1618
		1619	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1620	if (rs[Rs_imLocale])
		1621	SET_LOCALE (rs[Rs_imLocale]);
		1622	#endif
		1623
		1624	p = rs[Rs_inputMethod];
		1625	if (p && *p)
		1626	{
		1627	bool found = false;
		1628
		1629	s = rxvt_splitcommastring (p);
		1630
		1631	for (i = 0; s[i]; i++)
		1632	{
		1633	if (*s[i])
		1634	{
		1635	strcpy (buf, "@im=");
		1636	strncat (buf, s[i], IMBUFSIZ - 5);
		1637	if (IM_get_IC (buf))
		1638	{
		1639	found = true;
		1640	break;
		1641	}
		1642	}
		1643	}
		1644
		1645	rxvt_freecommastring (s);
		1646
		1647	if (found)
		1648	goto done;
		1649	}
		1650
		1651	/* try with XMODIFIERS env. var. */
		1652	if (IM_get_IC (""))
		1653	goto done;
		1654
		1655	/* try with no modifiers base IF the user didn't specify an IM */
		1656	if (IM_get_IC ("@im=none"))
		1657	goto done;
		1658
		1659	done:
		1660	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1661	if (rs[Rs_imLocale])
		1662	SET_LOCALE (locale);
		1663	#endif
		1664	}
		1665
		1666	void
		1667	rxvt_term::IMSetPosition ()
		1668	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1669	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1670	XVaNestedList preedit_attr, status_attr;
1178		1671
1179	if (R->h->Input_Context == NULL	1672	if (!Input_Context
1180	|| !R->TermWin.focus	1673	|| !focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1674	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182	|| !rxvt_IMisRunning(aR))	1675	|| !IMisRunning ())
1183	return;	1676	return;
1184		1677
		1678	if (input_style & XIMPreeditPosition)
		1679	{
		1680	im_set_size (preedit_rect);
		1681	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1682
		1683	XSetICValues (Input_Context,
		1684	XNPreeditAttributes, preedit_attr, NULL);
		1685	}
		1686	else
		1687	{
1185	/* Getting the necessary width of preedit area */	1688	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1689	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1690	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1691	XFree (status_attr);
1189		1692
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1693	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1694	XFree (needed_rect);
1191		1695
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1696	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1697	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1698
1195	XSetICValues(R->h->Input_Context,	1699	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1700	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1701	XNStatusAttributes, status_attr,
		1702	NULL);
1198		1703
		1704	XFree (status_attr);
		1705	}
		1706
1199	XFree(preedit_attr);	1707	XFree (preedit_attr);
1200	XFree(status_attr);
1201	}	1708	}
1202	#endif /* USE_XIM */	1709	#endif /* USE_XIM */
1203		1710
1204	/*----------------------------------------------------------------------*/	1711	void
1205	rxvt_t *rxvt_current_term;	1712	rxvt_term::get_window_origin (int &x, int &y)
		1713	{
		1714	Window cr;
		1715	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1716	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1717	}
		1718
		1719	Pixmap
		1720	rxvt_term::get_pixmap_property (int prop_id)
		1721	{
		1722	if (prop_id > 0 && prop_id < NUM_XA)
		1723	if (xa[prop_id])
		1724	{
		1725	int aformat;
		1726	unsigned long nitems, bytes_after;
		1727	Atom atype;
		1728	unsigned char *prop = NULL;
		1729	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1730	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1731	&nitems, &bytes_after, &prop);
		1732	if (result == Success && prop && atype == XA_PIXMAP)
		1733	{
		1734	return *(Pixmap *)prop;
		1735	}
		1736	}
		1737	return None;
		1738	}
		1739
		1740	#ifdef HAVE_BG_PIXMAP
		1741	int
		1742	rxvt_term::update_background ()
		1743	{
		1744	bgPixmap.invalidate ();
		1745
		1746	/* no chance of real time refresh if we are blurring! */
		1747	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1748	bgPixmap.render ();
		1749	else
		1750	{
		1751	update_background_ev.stop ();
		1752
		1753	if (!bgPixmap.need_client_side_rendering())
		1754	update_background_ev.start (.05);
		1755	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1756	update_background_ev.start (.20); /* very slow !!! */
		1757	else
		1758	update_background_ev.start (.07);
		1759	}
		1760
		1761	return 0;
		1762	}
		1763
		1764	void
		1765	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1766	{
		1767	bgPixmap.render ();
		1768	}
		1769
		1770	#endif /* HAVE_BG_PIXMAP */
1206		1771
1207	/*----------------------- end-of-file (C source) -----------------------*/	1772	/*----------------------- end-of-file (C source) -----------------------*/

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