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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 1.134 by root, Fri Feb 4 11:41:23 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
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) 2003-2004 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.
…		…
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 "main.intpro" /* PROTOS for internal routines */
36		36
37	#include <signal.h>	37	#include <csignal>
		38	#include <cstring>
38		39
39	#ifdef TTY_GID_SUPPORT	40	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	41	# include <grp.h>
41	#endif	42	#endif
42		43
43	#ifdef HAVE_TERMIOS_H	44	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	# include <termios.h>
45	#endif	46	#endif
46		47
47	void *	48	#ifdef KEYSYM_RESOURCE
48	rxvt_term::operator new (size_t s)	49	# include "keyboard.h"
49	{	50	#endif
50	void *p = malloc (s);
51		51
52	MEMSET (p, 0, s);	52	vector<rxvt_term *> rxvt_term::termlist;
		53
		54	static char curlocale[128];
		55
		56	bool
		57	rxvt_set_locale (const char *locale)
		58	{
		59	if (!locale || !strncmp (locale, curlocale, 128))
		60	return false;
		61
		62	strncpy (curlocale, locale, 128);
		63	setlocale (LC_CTYPE, curlocale);
		64	return true;
		65	}
		66
		67	#if ENABLE_COMBINING
		68	class rxvt_composite_vec rxvt_composite;
		69
		70	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		71	{
		72	compose_char *cc;
		73
		74	// break compose chains, as stupid readline really likes to duplicate
		75	// composing characters for some reason near the end of a line.
		76	cc = (*this)[c1];
		77	while (cc)
		78	{
		79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
		82
		83	// check to see wether this combination already exists otherwise
		84	for (cc = v.end (); cc-- > v.begin (); )
		85	{
		86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
		89
		90	// allocate a new combination
		91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		92	{
		93	static int seen;
		94
		95	if (!seen++)
		96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		97
		98	return REPLACEMENT_CHAR;
		99	}
		100
		101	v.push_back (compose_char (c1, c2));
		102
		103	return v.size () - 1 + COMPOSE_LO;
		104	}
		105
		106	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		107	{
		108	compose_char *cc = (*this)[c];
		109
		110	if (!cc)
		111	{
		112	if (r) *r = c;
		113	return 1;
		114	}
		115
		116	int len = expand (cc->c1, r);
		117
		118	if (r) r += len;
		119
		120	if (cc->c2 != NOCHAR)
		121	{
		122	len++;
		123	if (r) *r++ = cc->c2;
		124	}
		125
53	return p;	126	return len;
54	}
55		127
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	128	}
		129	#endif
61		130
62	rxvt_term::rxvt_term ()	131	rxvt_term::rxvt_term ()
		132	:
		133	#if TRANSPARENT
		134	rootwin_ev (this, &rxvt_term::rootwin_cb),
		135	#endif
		136	#ifdef HAVE_SCROLLBARS
		137	scrollbar_ev (this, &rxvt_term::x_cb),
		138	#endif
		139	#ifdef MENUBAR
		140	menubar_ev (this, &rxvt_term::x_cb),
		141	#endif
		142	#ifdef CURSOR_BLINK
		143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		144	#endif
		145	#ifdef TEXT_BLINK
		146	text_blink_ev (this, &rxvt_term::text_blink_cb),
		147	#endif
		148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		150	#endif
		151	#ifdef SELECTION_SCROLLING
		152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		153	#endif
		154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		155	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		156	#endif
		157	#ifdef POINTER_BLANK
		158	pointer_ev (this, &rxvt_term::pointer_cb),
		159	#endif
		160	#ifdef USE_XIM
		161	im_ev (this, &rxvt_term::im_cb),
		162	#endif
		163	sw_term (this, &rxvt_term::sig_term),
		164	sw_int (this, &rxvt_term::sig_term),
		165	sw_chld (this, &rxvt_term::sig_chld),
		166	termwin_ev (this, &rxvt_term::x_cb),
		167	vt_ev (this, &rxvt_term::x_cb),
		168	check_ev (this, &rxvt_term::check_cb),
		169	flush_ev (this, &rxvt_term::flush_cb),
		170	destroy_ev (this, &rxvt_term::destroy_cb),
63	: pty_ev(this, &rxvt_term::pty_cb),	171	pty_ev (this, &rxvt_term::pty_cb),
64	x_ev (this, &rxvt_term::x_cb)	172	incr_ev (this, &rxvt_term::incr_cb)
65	{	173	{
66	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		175
		176	termlist.push_back (this);
		177
		178	#ifdef KEYSYM_RESOURCE
		179	keyboard = new keyboard_manager;
		180
		181	if (!keyboard)
		182	rxvt_fatal ("out of memory, aborting.\n");
		183	#endif
		184	}
		185
		186	// clean up the most important stuff, do *not* call x or free mem etc.
		187	// for use before an emergency exit
		188	void rxvt_term::emergency_cleanup ()
		189	{
		190	if (cmd_pid)
		191	kill (-cmd_pid, SIGHUP);
		192
		193	#ifdef UTMP_SUPPORT
		194	privileged_utmp (RESTORE);
		195	#endif
		196
		197	pty.put ();
67	}	198	}
68		199
69	rxvt_term::~rxvt_term ()	200	rxvt_term::~rxvt_term ()
70	{	201	{
71	delete PixColors;	202	termlist.erase (find (termlist.begin (), termlist.end(), this));
		203
		204	emergency_cleanup ();
		205
		206	#if ENABLE_STYLES
		207	for (int i = RS_styleCount; --i; )
		208	if (TermWin.fontset[i] != TermWin.fontset[0])
		209	delete TermWin.fontset[i];
		210	#endif
		211	delete TermWin.fontset[0];
		212
		213	if (display)
		214	{
		215	dDisp;
		216
		217	selection_clear ();
		218
		219	#ifdef USE_XIM
		220	im_destroy ();
		221	#endif
		222	#ifdef MENUBAR
		223	if (menubarGC) XFreeGC (disp, menubarGC);
		224	#endif
		225	#ifdef XTERM_SCROLLBAR
		226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		227	if (ShadowGC) XFreeGC (disp, ShadowGC);
		228	#endif
		229	#ifdef PLAIN_SCROLLBAR
		230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		231	#endif
		232	#ifdef NEXT_SCROLLBAR
		233	if (blackGC) XFreeGC (disp, blackGC);
		234	if (whiteGC) XFreeGC (disp, whiteGC);
		235	if (grayGC) XFreeGC (disp, grayGC);
		236	if (darkGC) XFreeGC (disp, darkGC);
		237	if (stippleGC) XFreeGC (disp, stippleGC);
		238	if (dimple) XFreePixmap (disp, dimple);
		239	if (upArrow) XFreePixmap (disp, upArrow);
		240	if (downArrow) XFreePixmap (disp, downArrow);
		241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		243	#endif
		244	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		245	if (topShadowGC) XFreeGC (disp, topShadowGC);
		246	if (botShadowGC) XFreeGC (disp, botShadowGC);
		247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		248	#endif
		249	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		250
		251	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		252	delete menuBar.drawable;
		253	//if (menuBar.win)
		254	// XDestroyWindow (disp, menuBar.win);
		255	#endif
		256	delete TermWin.drawable;
		257	// destroy all windows
		258	if (TermWin.parent[0])
		259	XDestroyWindow (disp, TermWin.parent[0]);
		260	}
		261
		262	// TODO: free pixcolours, colours should become part of rxvt_display
		263
		264	delete pix_colors_focused;
		265	#ifdef OFF_FOCUS_FADING
		266	delete pix_colors_unfocused;
		267	#endif
		268
		269	displays.put (display);
		270
		271	scr_release ();
		272
		273	/* clear all resources */
		274	for (int i = 0; i < allocated.size (); i++)
		275	free (allocated [i]);
		276
		277	free (selection.text);
		278	// TODO: manage env vars in child only(!)
		279	free (env_windowid);
		280	free (env_display);
		281	free (env_term);
		282	free (env_colorfgbg);
		283	free (locale);
		284	free (v_buffer);
		285	free (incr_buf);
		286
		287	delete envv;
		288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	}
		294
		295	void
		296	rxvt_term::destroy ()
		297	{
		298	if (destroy_ev.active)
		299	return;
		300
		301	#if ENABLE_OVERLAY
		302	scr_overlay_off ();
		303	#endif
		304
		305	if (display)
		306	{
		307	#if USE_XIM
		308	im_ev.stop (display);
		309	#endif
		310	#if HAVE_SCROLLBARS
		311	scrollbar_ev.stop (display);
		312	#endif
		313	#if MENUBAR
		314	menubar_ev.stop (display);
		315	#endif
		316	#if TRANSPARENT
		317	rootwin_ev.stop (display);
		318	#endif
		319	incr_ev.stop ();
		320	termwin_ev.stop (display);
		321	vt_ev.stop (display);
		322	}
		323
		324	check_ev.stop ();
		325	pty_ev.stop ();
		326	#ifdef CURSOR_BLINK
		327	cursor_blink_ev.stop ();
		328	#endif
		329	#ifdef TEXT_BLINK
		330	text_blink_ev.stop ();
		331	#endif
		332	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		333	cont_scroll_ev.stop ();
		334	#endif
		335	#ifdef SELECTION_SCROLLING
		336	sel_scroll_ev.stop ();
		337	#endif
		338	#ifdef POINTER_BLANK
		339	pointer_ev.stop ();
		340	#endif
		341
		342	destroy_ev.start (0);
		343	}
		344
		345	void
		346	rxvt_term::destroy_cb (time_watcher &w)
		347	{
		348	SET_R (this);
		349
		350	delete this;
72	}	351	}
73		352
74	/*----------------------------------------------------------------------*/	353	/*----------------------------------------------------------------------*/
		354	/*
		355	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		356	* TODO: if debugging, this should free up any known resources if we can
		357	*/
		358	static XErrorHandler old_xerror_handler;
		359
		360	static void
		361	rxvt_emergency_cleanup ()
		362	{
		363	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		364	(*t)->emergency_cleanup ();
		365	}
		366
		367	int
		368	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		369	{
		370	if (GET_R->allowedxerror == -1)
		371	GET_R->allowedxerror = event->error_code;
		372	else
		373	{
		374	//TODO: GET_R is most likely not the terminal which caused the error
		375	//TODO: maybe just output the error and continue?
		376	old_xerror_handler (display, event);
		377	GET_R->destroy ();
		378	}
		379
		380	return 0;
		381	}
		382
		383	int
		384	rxvt_xioerror_handler (Display *display)
		385	{
		386	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		387	DisplayString (display));
		388	rxvt_emergency_cleanup ();
		389	_exit (EXIT_FAILURE);
		390	}
		391
		392	/*
		393	* Catch a fatal signal and tidy up before quitting
		394	*/
		395	void
		396	rxvt_term::sig_term (sig_watcher &w)
		397	{
		398	#ifdef DEBUG_CMD
		399	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		400	#endif
		401	rxvt_emergency_cleanup ();
		402	signal (w.signum, SIG_DFL);
		403	kill (getpid (), w.signum);
		404	}
		405
		406	/*----------------------------------------------------------------------*/
75	/* rxvt_init() */	407	/* 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
83	if (!R->init_vars () || !R->init (argc, argv))
84	{
85	delete R;
86	return NULL;
87	}
88
89	return R;
90	}
91
92	bool	408	bool
93	rxvt_term::init (int argc, const char *const *argv)	409	rxvt_term::init (int argc, const char *const *argv)
94	{	410	{
95	dR;//TODO (scrollbar, setidle)	411	SET_R (this);
96		412
		413	set_locale ("");
		414
		415	if (!init_vars ())
		416	return false;
		417
		418	init_secondary ();
		419
		420	const char **cmd_argv = init_resources (argc, argv);
		421
		422	#ifdef KEYSYM_RESOURCE
		423	keyboard->register_done ();
		424	#endif
		425
		426	#if MENUBAR_MAX
		427	menubar_read (rs[Rs_menu]);
		428	#endif
		429	#ifdef HAVE_SCROLLBARS
		430	if (options & Opt_scrollBar)
		431	scrollBar.setIdle (); /* set existence for size calculations */
		432	#endif
		433
		434	create_windows (argc, argv);
		435
		436	dDisp;
		437
		438	init_xlocale ();
		439
		440	scr_reset (); /* initialize screen */
		441
		442	#if 0
		443	XSynchronize (disp, True);
		444	#endif
		445
		446	#ifdef HAVE_SCROLLBARS
		447	if (options & Opt_scrollBar)
		448	resize_scrollbar (); /* create and map scrollbar */
		449	#endif
		450	#if (MENUBAR_MAX)
		451	if (menubar_visible ())
		452	XMapWindow (disp, menuBar.win);
		453	#endif
		454	#ifdef TRANSPARENT
		455	if (options & Opt_transparent)
		456	{
		457	XSelectInput (disp, display->root, PropertyChangeMask);
		458	check_our_parents ();
		459	rootwin_ev.start (display, display->root);
		460	}
		461	#endif
		462
		463	XMapWindow (disp, TermWin.vt);
		464	XMapWindow (disp, TermWin.parent[0]);
		465
		466	set_colorfgbg ();
		467
		468	init_command (cmd_argv);
		469
		470	free (cmd_argv);
		471
		472	pty_ev.start (pty.pty, EVENT_READ);
		473
		474	check_ev.start ();
		475
		476	return true;
		477	}
		478
		479	void
		480	rxvt_init ()
		481	{
97	/*	482	/*
98	* Save and then give up any super-user privileges	483	* Save and then give up any super-user privileges
99	* If we need privileges in any area then we must specifically request it.	484	* If we need privileges in any area then we must specifically request it.
100	* We should only need to be root in these cases:	485	* We should only need to be root in these cases:
101	* 1. write utmp entries on some systems	486	* 1. write utmp entries on some systems
102	* 2. chown tty on some systems	487	* 2. chown tty on some systems
103	*/	488	*/
104	rxvt_privileges (this, SAVE);	489	rxvt_privileges (SAVE);
105	rxvt_privileges (this, IGNORE);	490	rxvt_privileges (IGNORE);
106		491
107	rxvt_init_secondary (this);	492	signal (SIGHUP, SIG_IGN);
		493	signal (SIGPIPE, SIG_IGN);
108		494
109	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	495	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		496	/* signal (SIGURG, SIG_DFL); */
110		497
111	#if (MENUBAR_MAX)
112	rxvt_menubar_read (this, rs[Rs_menu]);
113	#endif
114	#ifdef HAVE_SCROLLBARS
115	if (Options & Opt_scrollBar)
116	scrollbar_setIdle (); /* set existence for size calculations */
117	#endif
118
119	rxvt_Create_Windows (this, argc, argv);
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
127
128	#if 0
129	#ifdef DEBUG_X
130	XSynchronize(Xdisplay, True);
131	XSetErrorHandler((XErrorHandler) abort);
132	#else
133	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	498	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
134	#endif	499	// TODO: handle this with exceptions and tolerate the memory loss
135	#endif	500	XSetIOErrorHandler (rxvt_xioerror_handler);
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	{
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
155	rxvt_init_env (this);
156	rxvt_init_command (this, cmd_argv);
157
158	x_ev.start (Xfd, EVENT_READ);
159	pty_ev.start (cmd_fd, EVENT_READ);
160
161	return true;
162	}	501	}
163		502
164	/* ------------------------------------------------------------------------- *	503	/* ------------------------------------------------------------------------- *
165	* SIGNAL HANDLING & EXIT HANDLER *	504	* SIGNAL HANDLING & EXIT HANDLER *
166	* ------------------------------------------------------------------------- */	505	* ------------------------------------------------------------------------- */
167	/*	506	/*
168	* Catch a SIGCHLD signal and exit if the direct child has died	507	* Catch a SIGCHLD signal and exit if the direct child has died
169	*/	508	*/
170	/* ARGSUSED */
171	/* EXTPROTO */
172	RETSIGTYPE
173	rxvt_Child_signal(int sig __attribute__ ((unused)))
174	{
175	dR;
176	int pid, save_errno = errno;
177		509
178	do {	510	void
179	errno = 0;	511	rxvt_term::sig_chld (sig_watcher &w)
180	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	512	{
		513	// we are being called for every SIGCHLD, not just ours
		514	int pid;
181		515
		516	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		517	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
182	if (pid == R->cmd_pid)	518	if (pid == (*t)->cmd_pid)
183	exit(EXIT_SUCCESS);	519	{
184		520	(*t)->destroy ();
185	errno = save_errno;	521	break;
186	signal(SIGCHLD, rxvt_Child_signal);	522	}
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
200	rxvt_clean_exit();
201	kill(getpid(), sig);
202	}
203
204	/* ARGSUSED */
205	/* INTPROTO */
206	int
207	rxvt_xerror_handler(const Display * display
208	__attribute__ ((unused)), const XErrorEvent * event)
209	{
210	dR;
211
212	if (R->allowedxerror == -1) {
213	R->allowedxerror = event->error_code;
214	return 0; /* ignored anyway */
215	}
216	rxvt_print_error("XError: Request: %d . %d, Error: %d",
217	event->request_code, event->minor_code,
218	event->error_code);
219	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
220	exit(EXIT_FAILURE);
221	/* NOTREACHED */
222	}
223
224	/*----------------------------------------------------------------------*/
225	/*
226	* Exit gracefully, clearing the utmp entry and restoring tty attributes
227	* TODO: if debugging, this should free up any known resources if we can
228	*/
229	/* EXTPROTO */
230	void
231	rxvt_clean_exit(void)
232	{
233	dR;
234
235	#ifdef DEBUG_SCREEN
236	rxvt_scr_release(aR);
237	#endif
238	#ifndef NO_SETOWNER_TTYDEV
239	rxvt_privileged_ttydev(aR_ RESTORE);
240	#endif
241	#ifdef UTMP_SUPPORT
242	rxvt_privileged_utmp(aR_ RESTORE);
243	#endif
244	#ifdef USE_XIM
245	if (R->Input_Context != NULL) {
246	XDestroyIC(R->Input_Context);
247	R->Input_Context = NULL;
248	}
249	#endif
250	}	523	}
251		524
252	/* ------------------------------------------------------------------------- *	525	/* ------------------------------------------------------------------------- *
253	* MEMORY ALLOCATION WRAPPERS *	526	* MEMORY ALLOCATION WRAPPERS *
254	* ------------------------------------------------------------------------- */	527	* ------------------------------------------------------------------------- */
		528	void *
		529	rxvt_malloc (size_t size)
		530	{
		531	void *p = malloc (size);
		532
		533	if (!p)
		534	rxvt_fatal ("memory allocation failure. aborting.\n");
		535
		536	return p;
		537	}
		538
255	/* EXTPROTO */	539	/* INTPROTO */
256	void *	540	void *
257	rxvt_malloc(size_t size)	541	rxvt_calloc (size_t number, size_t size)
258	{	542	{
259	void *p;	543	void *p = calloc (number, size);
260		544
261	p = malloc(size);
262	if (p)	545	if (!p)
		546	rxvt_fatal ("memory allocation failure. aborting.\n");
		547
263	return p;	548	return p;
264
265	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
266	rxvt_clean_exit();
267	exit(EXIT_FAILURE);
268	/* NOTREACHED */
269	}	549	}
270		550
271	/* EXTPROTO */	551	/* INTPROTO */
272	void *	552	void *
273	rxvt_calloc(size_t number, size_t size)
274	{
275	void *p;
276
277	p = calloc(number, size);
278	if (p)
279	return p;
280
281	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
282	rxvt_clean_exit();
283	exit(EXIT_FAILURE);
284	/* NOTREACHED */
285	}
286
287	/* EXTPROTO */
288	void *
289	rxvt_realloc(void *ptr, size_t size)	553	rxvt_realloc (void *ptr, size_t size)
290	{	554	{
291	void *p;
292
293	if (ptr)
294	p = realloc(ptr, size);	555	void *p = realloc (ptr, size);
295	else	556
296	p = malloc(size);
297	if (p)	557	if (!p)
		558	rxvt_fatal ("memory allocation failure. aborting.\n");
		559
298	return p;	560	return p;
299
300	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301	rxvt_clean_exit();
302	exit(EXIT_FAILURE);
303	/* NOTREACHED */
304	}	561	}
305		562
306	/* ------------------------------------------------------------------------- *	563	/* ------------------------------------------------------------------------- *
307	* PRIVILEGED OPERATIONS *	564	* PRIVILEGED OPERATIONS *
308	* ------------------------------------------------------------------------- */	565	* ------------------------------------------------------------------------- */
309	/* take care of suid/sgid super-user (root) privileges */	566	/* take care of suid/sgid super-user (root) privileges */
310	/* INTPROTO */
311	void	567	void
312	rxvt_privileges(pR_ int mode)	568	rxvt_privileges (rxvt_privaction action)
313	{	569	{
		570	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		571	static uid_t euid;
		572	static gid_t egid;
		573	#endif
		574
314	#if ! defined(__CYGWIN32__)	575	#if ! defined(__CYGWIN32__)
315	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	576	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
316	/* setreuid() is the poor man's setuid(), seteuid() */	577	/* setreuid () is the poor man's setuid (), seteuid () */
317	# define seteuid(a) setreuid(-1, (a))	578	# define seteuid(a) setreuid(-1, (a))
318	# define setegid(a) setregid(-1, (a))	579	# define setegid(a) setregid(-1, (a))
319	# define HAVE_SETEUID	580	# define HAVE_SETEUID
320	# endif	581	# endif
321	# ifdef HAVE_SETEUID	582	# ifdef HAVE_SETEUID
322	switch (mode) {	583	switch (action)
		584	{
323	case IGNORE:	585	case IGNORE:
324	/*	586	/*
325	* change effective uid/gid - not real uid/gid - so we can switch	587	* change effective uid/gid - not real uid/gid - so we can switch
326	* back to root later, as required	588	* back to root later, as required
327	*/	589	*/
328	seteuid(getuid());	590	seteuid (getuid ());
329	setegid(getgid());	591	setegid (getgid ());
330	break;	592	break;
331	case SAVE:	593	case SAVE:
332	R->euid = geteuid();	594	euid = geteuid ();
333	R->egid = getegid();	595	egid = getegid ();
334	break;	596	break;
335	case RESTORE:	597	case RESTORE:
336	seteuid(R->euid);	598	seteuid (euid);
337	setegid(R->egid);	599	setegid (egid);
338	break;	600	break;
339	}	601	}
340	# else	602	# else
341	switch (mode) {	603	switch (action)
		604	{
342	case IGNORE:	605	case IGNORE:
343	setuid(getuid());	606	setuid (getuid ());
344	setgid(getgid());	607	setgid (getgid ());
345	/* FALLTHROUGH */	608	/* FALLTHROUGH */
346	case SAVE:	609	case SAVE:
347	/* FALLTHROUGH */	610	/* FALLTHROUGH */
348	case RESTORE:	611	case RESTORE:
349	break;	612	break;
350	}	613	}
351	# endif	614	# endif
352	#endif	615	#endif
353	}	616	}
354		617
355	#ifdef UTMP_SUPPORT	618	#ifdef UTMP_SUPPORT
356	/* EXTPROTO */
357	void	619	void
358	rxvt_privileged_utmp(pR_ char action)	620	rxvt_term::privileged_utmp (rxvt_privaction action)
359	{	621	{
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)	622	if ((options & Opt_utmpInhibit)
364	|| R->ttydev == NULL || *R->ttydev == '\0')	623	|| !pty.name || !*pty.name)
365	return;	624	return;
366		625
367	rxvt_privileges(aR_ RESTORE);	626	rxvt_privileges (RESTORE);
		627
368	if (action == SAVE) {	628	if (action == SAVE)
369	R->next_utmp_action = RESTORE;	629	makeutent (pty.name, rs[Rs_display_name]);
370	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	630	else
371	} else { /* action == RESTORE */	631	cleanutent ();
372	R->next_utmp_action = IGNORE;	632
373	rxvt_cleanutent(aR);
374	}
375	rxvt_privileges(aR_ IGNORE);	633	rxvt_privileges (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	}	634	}
431	#endif	635	#endif
432		636
433	/*----------------------------------------------------------------------*/	637	/*----------------------------------------------------------------------*/
434	/*	638	/*
435	* window size/position calculcations for XSizeHint and other storage.	639	* window size/position calculcations for XSizeHint and other storage.
436	* if width/height are non-zero then override calculated width/height	640	* if width/height are non-zero then override calculated width/height
437	*/	641	*/
438	/* EXTPROTO */
439	void	642	void
440	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	643	rxvt_term::window_calc (unsigned int width, unsigned int height)
441	{	644	{
442	short recalc_x, recalc_y;	645	short recalc_x, recalc_y;
443	int x, y, sb_w, mb_h, flags;	646	int x, y, sb_w, mb_h, flags;
444	unsigned int w, h;	647	unsigned int w, h;
445	unsigned int max_width, max_height;	648	unsigned int max_width, max_height;
		649	dDisp;
446		650
447	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	652	TermWin.ncol, TermWin.nrow, szHint.width,
449	R->szHint.height));	653	szHint.height));
450	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451	R->szHint.win_gravity = NorthWestGravity;	655	szHint.win_gravity = NorthWestGravity;
452	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453		657
454	recalc_x = recalc_y = 0;	658	recalc_x = recalc_y = 0;
455	flags = 0;	659	flags = 0;
456	if (!R->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
457	R->parsed_geometry = 1;	662	parsed_geometry = 1;
458	if (R->rs[Rs_geometry])	663	if (rs[Rs_geometry])
459	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
460	if (flags & WidthValue) {	665	if (flags & WidthValue)
		666	{
461	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
462	R->szHint.flags |= USSize;	668	szHint.flags |= USSize;
463	}	669	}
464	if (flags & HeightValue) {	670	if (flags & HeightValue)
		671	{
465	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
466	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
467	}	674	}
468	if (flags & XValue) {	675	if (flags & XValue)
		676	{
469	R->szHint.x = x;	677	szHint.x = x;
470	R->szHint.flags |= USPosition;	678	szHint.flags |= USPosition;
471	if (flags & XNegative) {	679	if (flags & XNegative)
		680	{
472	recalc_x = 1;	681	recalc_x = 1;
473	R->szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
474	}	683	}
475	}	684	}
476	if (flags & YValue) {	685	if (flags & YValue)
		686	{
477	R->szHint.y = y;	687	szHint.y = y;
478	R->szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
479	if (flags & YNegative) {	689	if (flags & YNegative)
		690	{
480	recalc_y = 1;	691	recalc_y = 1;
481	if (R->szHint.win_gravity == NorthEastGravity)	692	if (szHint.win_gravity == NorthEastGravity)
482	R->szHint.win_gravity = SouthEastGravity;	693	szHint.win_gravity = SouthEastGravity;
483	else	694	else
484	R->szHint.win_gravity = SouthWestGravity;	695	szHint.win_gravity = SouthWestGravity;
485	}	696	}
486	}	697	}
487	}	698	}
		699
488	/* TODO: BOUNDS */	700	/* TODO: BOUNDS */
489	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	701	TermWin.width = TermWin.ncol * TermWin.fwidth;
490	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	702	TermWin.height = TermWin.nrow * TermWin.fheight;
491	max_width = MAX_COLS * R->TermWin.fwidth;	703	max_width = MAX_COLS * TermWin.fwidth;
492	max_height = MAX_ROWS * R->TermWin.fheight;	704	max_height = MAX_ROWS * TermWin.fheight;
493		705
494	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
495		707
496	sb_w = mb_h = 0;	708	sb_w = mb_h = 0;
497	R->window_vt_x = R->window_vt_y = 0;	709	window_vt_x = window_vt_y = TermWin.int_bwidth;
		710
498	if (scrollbar_visible(R)) {	711	if (scrollbar_visible ())
		712	{
499	sb_w = scrollbar_TotalWidth();	713	sb_w = scrollbar_TotalWidth ();
500	R->szHint.base_width += sb_w;	714	szHint.base_width += sb_w;
501	if (!(R->Options & Opt_scrollBar_right))	715	if (!(options & Opt_scrollBar_right))
502	R->window_vt_x = sb_w;	716	window_vt_x += sb_w;
503	}	717	}
		718
504	if (menubar_visible(R)) {	719	if (menubar_visible ())
		720	{
505	mb_h = menuBar_TotalHeight();	721	mb_h = menuBar_TotalHeight ();
506	R->szHint.base_height += mb_h;	722	szHint.base_height += mb_h;
507	R->window_vt_y = mb_h;	723	window_vt_y += mb_h;
508	}	724	}
		725
509	R->szHint.width_inc = R->TermWin.fwidth;	726	szHint.width_inc = TermWin.fwidth;
510	R->szHint.height_inc = R->TermWin.fheight;	727	szHint.height_inc = TermWin.fheight;
511	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
512	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
513		730
514	if (width && width - R->szHint.base_width < max_width) {	731	if (width && width - szHint.base_width < max_width)
		732	{
515	R->szHint.width = width;	733	szHint.width = width;
516	R->TermWin.width = width - R->szHint.base_width;	734	TermWin.width = width - szHint.base_width;
517	} else {	735	}
		736	else
		737	{
518	MIN_IT(R->TermWin.width, max_width);	738	MIN_IT (TermWin.width, max_width);
519	R->szHint.width = R->szHint.base_width + R->TermWin.width;	739	szHint.width = szHint.base_width + TermWin.width;
520	}	740	}
		741
521	if (height && height - R->szHint.base_height < max_height) {	742	if (height && height - szHint.base_height < max_height)
		743	{
522	R->szHint.height = height;	744	szHint.height = height;
523	R->TermWin.height = height - R->szHint.base_height;	745	TermWin.height = height - szHint.base_height;
524	} else {	746	}
		747	else
		748	{
525	MIN_IT(R->TermWin.height, max_height);	749	MIN_IT (TermWin.height, max_height);
526	R->szHint.height = R->szHint.base_height + R->TermWin.height;	750	szHint.height = szHint.base_height + TermWin.height;
527	}	751	}
		752
528	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
529	R->window_sb_x = R->szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
530		755
531	if (recalc_x)	756	if (recalc_x)
532	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	757	szHint.x += (DisplayWidth (disp, display->screen)
533	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	758	- szHint.width - 2 * TermWin.ext_bwidth);
534	if (recalc_y)	759	if (recalc_y)
535	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	760	szHint.y += (DisplayHeight (disp, display->screen)
536	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	761	- szHint.height - 2 * TermWin.ext_bwidth);
537		762
538	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	763	TermWin.ncol = TermWin.width / TermWin.fwidth;
539	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	764	TermWin.nrow = TermWin.height / TermWin.fheight;
540	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	766	TermWin.ncol, TermWin.nrow, szHint.width,
542	R->szHint.height));	767	szHint.height));
543	return;	768	return;
544	}	769	}
545		770
546	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
547	/*	772	/*
548	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
549	* Called after a window size change.	774	* Called after a window size change.
550	*/	775	*/
551	/* EXTPROTO */
552	void	776	void
553	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	777	rxvt_term::tt_winch ()
554	{	778	{
		779	if (pty.pty < 0)
		780	return;
		781
555	struct winsize ws;	782	struct winsize ws;
556		783
557	if (fd < 0)
558	return;
559	ws.ws_col = col;	784	ws.ws_col = TermWin.ncol;
560	ws.ws_row = row;	785	ws.ws_row = TermWin.nrow;
561	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = TermWin.width;
562	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = TermWin.height;
563	(void)ioctl(fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
564	#else	789
565	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	790	#if 0
566	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
567	}
568	# ifdef SIGWINCH
569	else if (pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
570	kill(pid, SIGWINCH);	793	kill (cmd_pid, SIGWINCH);
571	# endif
572	#endif	794	#endif
573	}	795	}
574		796
575	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
576	/* rxvt_change_font() - Switch to a new font */	798	/* set_fonts () - load and set the various fonts
577	/*	799	/*
578	* init = 1 - initialize	800	* init = 1 - initialize
579	*	801	*
580	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
581	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
582	*/	804	*/
583	/* EXTPROTO */	805	bool
584	void	806	rxvt_term::set_fonts ()
585	rxvt_change_font(pR_ int init, const char *fontname)
586	{	807	{
587	}	808	rxvt_fontset *fs = new rxvt_fontset (this);
		809	rxvt_fontprop prop;
588		810
589	/* INTPROTO */	811	if (!fs
590	void	812	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
591	rxvt_font_up_down(pR_ int n, int direction)	813	|| !fs->realize_font (1))
		814	{
		815	delete fs;
		816	return false;
		817	}
		818
		819	#if ENABLE_STYLES
		820	for (int i = RS_styleCount; --i; )
		821	if (TermWin.fontset[i] != TermWin.fontset[0])
		822	delete TermWin.fontset[i];
		823	#endif
		824
		825	delete TermWin.fontset[0];
		826	TermWin.fontset[0] = fs;
		827
		828	prop = (*fs)[1]->properties ();
		829	prop.height += TermWin.lineSpace;
		830	fs->set_prop (prop);
		831
		832	TermWin.fwidth = prop.width;
		833	TermWin.fheight = prop.height;
		834	TermWin.fweight = prop.weight;
		835	TermWin.fslant = prop.slant;
		836	TermWin.fbase = (*fs)[1]->ascent;
		837
		838	for (int style = 1; style < 4; style++)
		839	{
		840	#if ENABLE_STYLES
		841	const char *res = rs[Rs_font + style];
		842
		843	if (res && !*res)
		844	TermWin.fontset[style] = TermWin.fontset[0];
		845	else
		846	{
		847	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		848	rxvt_fontprop prop2 = prop;
		849
		850	if (res)
		851	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		852	else
		853	{
		854	res = TermWin.fontset[0]->fontdesc;
		855
		856	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		857	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		858	}
		859
		860	fs->populate (res);
		861	fs->set_prop (prop2);
		862	}
		863	#else
		864	TermWin.fontset[style] = TermWin.fontset[0];
		865	#endif
		866	}
		867
		868	if (TermWin.parent[0])
		869	{
		870	resize_all_windows (0, 0, 0);
		871	scr_remap_chars ();
		872	scr_touch (true);
		873	}
		874
		875	return true;
		876	}
		877
		878	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
592	{	879	{
		880	// TODO: SMART_WINDOW_TITLE
		881	XChangeProperty (display->display, TermWin.parent[0],
		882	prop, XA_STRING, 8, PropModeReplace,
		883	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		884	}
		885
		886	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		887	{
		888	// TODO: SMART_WINDOW_TITLE
		889	wchar_t *ws = rxvt_mbstowcs (str, len);
		890	char *s = rxvt_wcstoutf8 (ws);
		891
		892	XChangeProperty (display->display, TermWin.parent[0],
		893	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		894	(const unsigned char *)s, strlen (s));
		895
		896	free (s);
		897	free (ws);
593	}	898	}
594		899
595	/*----------------------------------------------------------------------*/	900	/*----------------------------------------------------------------------*/
596	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
597	/* xterm sequences - title, iconName, color (exptl) */	902	/* xterm sequences - title, iconName, color (exptl) */
598	/* EXTPROTO */
599	void	903	void
600	rxvt_set_title(pR_ const char *str)	904	rxvt_term::set_title (const char *str)
601	{	905	{
602	#ifndef SMART_WINDOW_TITLE	906	set_string_property (XA_WM_NAME, str);
603	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	907	#if ENABLE_FRILLS
604	#else	908	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	909	#endif
614	}	910	}
615		911
616	/* EXTPROTO */
617	void	912	void
618	rxvt_set_iconName(pR_ const char *str)	913	rxvt_term::set_icon_name (const char *str)
619	{	914	{
620	#ifndef SMART_WINDOW_TITLE	915	set_string_property (XA_WM_ICON_NAME, str);
621	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	916	#if ENABLE_FRILLS
622	#else	917	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	918	#endif
632	}	919	}
633		920
634	#ifdef XTERM_COLOR_CHANGE	921	#ifdef XTERM_COLOR_CHANGE
635	/* EXTPROTO */
636	void	922	void
637	rxvt_set_window_color(pR_ int idx, const char *color)	923	rxvt_term::set_window_color (int idx, const char *color)
638	{	924	{
639	rxvt_color xcol;	925	rxvt_color xcol;
640	int i;	926	int i;
641		927
642	if (color == NULL || *color == '\0')	928	if (color == NULL || *color == '\0')
643	return;	929	return;
644		930
645	/* handle color aliases */	931	/* handle color aliases */
646	if (isdigit(*color)) {	932	if (isdigit (*color))
		933	{
647	i = atoi(color);	934	i = atoi (color);
		935
		936	if (i >= 8 && i <= 15)
648	if (i >= 8 && i <= 15) { /* bright colors */	937	{ /* bright colors */
649	i -= 8;	938	i -= 8;
650	# ifndef NO_BRIGHTCOLOR	939	# ifndef NO_BRIGHTCOLOR
651	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	940	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
652	SET_PIXCOLOR(R, idx);	941	SET_PIXCOLOR (idx);
653	goto Done;	942	goto Done;
654	# endif	943	# endif
655	}	944	}
656	if (i >= 0 && i <= 7) { /* normal colors */	945
657	R->PixColors[idx] = R->PixColors[minCOLOR + i];	946	if (i >= 0 && i <= 7)
		947	{ /* normal colors */
		948	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
658	SET_PIXCOLOR(R, idx);	949	SET_PIXCOLOR (idx);
659	goto Done;	950	goto Done;
660	}	951	}
661	}	952	}
		953
662	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	954	if (!rXParseAllocColor (&xcol, color))
663	return;	955	return;
664	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665		956
666	/*	957	/* XStoreColor (display->display, display->cmap, XColor*); */
		958
		959	/*
667	* FIXME: should free colors here, but no idea how to do it so instead,	960	* FIXME: should free colors here, but no idea how to do it so instead,
668	* so just keep gobbling up the colormap	961	* so just keep gobbling up the colormap
669	*/	962	*/
670	# if 0	963	# if 0
671	for (i = Color_Black; i <= Color_White; i++)	964	for (i = Color_Black; i <= Color_White; i++)
672	if (R->PixColors[idx] == R->PixColors[i])	965	if (pix_colors[idx] == pix_colors[i])
673	break;	966	break;
674	if (i > Color_White) {	967	if (i > Color_White)
		968	{
675	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	969	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
676	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	970	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
677	DisplayPlanes(R->Xdisplay, Xscreen));	971	DisplayPlanes (display->display, display->screen));
678	}	972	}
679	# endif	973	# endif
680		974
681	R->PixColors[idx] = xcol;	975	pix_colors_focused[idx] = xcol;
682	SET_PIXCOLOR(R, idx);	976	SET_PIXCOLOR (idx);
683		977
684	/* XSetWindowAttributes attr; */	978	/* XSetWindowAttributes attr; */
685	/* Cursor cursor; */	979	/* Cursor cursor; */
686	Done:	980	Done:
687	if (idx == Color_bg && !(R->Options & Opt_transparent))	981	#ifdef OFF_FOCUS_FADING
688	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,	982	if (rs[Rs_fade])
689	R->PixColors[Color_bg]);	983	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		984	#endif
690		985
691	/* handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
692		987
693	rxvt_set_colorfgbg(aR);
694	rxvt_recolour_cursor(aR);	988	recolour_cursor ();
695	/* the only reasonable way to enforce a clean update */	989	scr_recolour ();
696	rxvt_scr_poweron(aR);
697	}	990	}
698		991
699	#else	992	#else
700	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	993	# define set_window_color (idx,color) ((void)0)
701	#endif /* XTERM_COLOR_CHANGE */	994	#endif /* XTERM_COLOR_CHANGE */
702		995
703	/* EXTPROTO */
704	void	996	void
705	rxvt_recolour_cursor(pR)	997	rxvt_term::recolour_cursor ()
706	{	998	{
707	rxvt_color xcol[2];	999	XColor xcol[2];
708		1000
709	#if TODO	1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
710	xcol[0] = R->PixColors[Color_pointer];	1002	? pix_colors_focused[Color_pointer_fg]
711	xcol[1] = R->PixColors[Color_bg];	1003	: pix_colors_focused[Color_fg];
712	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1004	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1005	? pix_colors_focused[Color_pointer_bg]
		1006	: pix_colors_focused[Color_bg];
		1007
		1008	XQueryColors (display->display, display->cmap, xcol, 2);
713	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1009	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
714	#endif
715	}	1010	}
716		1011
717	/*----------------------------------------------------------------------*/	1012	/*----------------------------------------------------------------------*/
718	/*	1013	/*
719	* find if fg/bg matches any of the normal (low-intensity) colors	1014	* find if fg/bg matches any of the normal (low-intensity) colors
720	*/	1015	*/
721	/* INTPROTO */
722	void	1016	void
723	rxvt_set_colorfgbg(pR)	1017	rxvt_term::set_colorfgbg ()
724	{	1018	{
725	unsigned int i;	1019	unsigned int i;
726	const char *xpmb = "\0";	1020	const char *xpmb = "\0";
727	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1021	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
728		1022
729	R->env_colorfgbg =
730	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1023	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
731	STRCPY(fstr, "default");	1024	strcpy (fstr, "default");
732	STRCPY(bstr, "default");	1025	strcpy (bstr, "default");
733	for (i = Color_Black; i <= Color_White; i++)	1026	for (i = Color_Black; i <= Color_White; i++)
734	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1027	if (pix_colors[Color_fg] == pix_colors[i])
		1028	{
735	sprintf(fstr, "%d", (i - Color_Black));	1029	sprintf (fstr, "%d", (i - Color_Black));
736	break;	1030	break;
737	}	1031	}
		1032
738	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1034	if (pix_colors[Color_bg] == pix_colors[i])
		1035	{
740	sprintf(bstr, "%d", (i - Color_Black));	1036	sprintf (bstr, "%d", (i - Color_Black));
741	#ifdef XPM_BACKGROUND	1037	#ifdef XPM_BACKGROUND
742	xpmb = "default;";	1038	xpmb = "default;";
743	#endif	1039	#endif
744	break;	1040	break;
745	}	1041	}
		1042
746	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1043	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	}	1044	}
759		1045
760	/*----------------------------------------------------------------------*/	1046	/*----------------------------------------------------------------------*/
761	/*
762	* Colour determination for low colour displays, routine from
763	* Hans de Goede <hans@highrise.nl>
764	*/
765		1047
766	/* EXTPROTO */
767	int	1048	int
768	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1049	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
769	{	1050	{
770	screen_in_out->set(aR_ colour);
771
772	if (!screen_in_out->set(aR_ colour)) {	1051	if (!screen_in_out->set (display, colour))
773	rxvt_print_error("can't allocate colour: %s", colour);	1052	{
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
774	return false;	1054	return false;
775	}	1055	}
776		1056
777	return true;	1057	return true;
778	}	1058	}
779		1059
780	/* -------------------------------------------------------------------- *	1060	/* -------------------------------------------------------------------- *
781	* - WINDOW RESIZING - *	1061	* - WINDOW RESIZING - *
782	* -------------------------------------------------------------------- */	1062	* -------------------------------------------------------------------- */
783	/* EXTPROTO */
784	void	1063	void
785	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1064	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
786	int ignoreparent)
787	{	1065	{
788	int fix_screen;	1066	int fix_screen;
789
790	#ifdef SMART_RESIZE	1067	#ifdef SMART_RESIZE
791	int old_width = R->szHint.width, old_height = R->szHint.height;	1068	int old_width = szHint.width, old_height = szHint.height;
792	#endif	1069	#endif
		1070	dDisp;
793		1071
794	rxvt_window_calc(aR_ width, height);	1072	window_calc (width, height);
795	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1073	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1074
796	if (!ignoreparent) {	1075	if (!ignoreparent)
		1076	{
797	#ifdef SMART_RESIZE	1077	#ifdef SMART_RESIZE
798	/*	1078	/*
799	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1079	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800	* reposition window on resize depending on placement on screen	1080	* reposition window on resize depending on placement on screen
801	*/	1081	*/
802	int x, y, x1, y1;	1082	int x, y, x1, y1;
803	int dx, dy;	1083	int dx, dy;
804	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1084	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805	Window unused_cr;	1085	Window unused_cr;
806		1086
807	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1087	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
808	0, 0, &x, &y, &unused_cr);	1088	0, 0, &x, &y, &unused_cr);
809	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1089	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
810	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1090	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
811	/*	1091	/*
812	* if Xroot isn't the parent window, a WM will probably have offset	1092	* if display->root isn't the parent window, a WM will probably have offset
813	* our position for handles and decorations. Counter it	1093	* our position for handles and decorations. Counter it
814	*/	1094	*/
815	if (x1 != x || y1 != y) {	1095	if (x1 != x || y1 != y)
		1096	{
816	x -= x1;	1097	x -= x1;
817	y -= y1;	1098	y -= y1;
818	}	1099	}
819		1100
820	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1101	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
821	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1102	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
822	dx = old_width - R->szHint.width;	1103	dx = old_width - szHint.width;
823	dy = old_height - R->szHint.height;	1104	dy = old_height - szHint.height;
824		1105
825	/* Check position of the center of the window */	1106	/* Check position of the center of the window */
826	if (x < x1) /* left half */	1107	if (x < x1) /* left half */
827	dx = 0;	1108	dx = 0;
828	else if (x == x1) /* exact center */	1109	else if (x == x1) /* exact center */
829	dx /= 2;	1110	dx /= 2;
830	if (y < y1) /* top half */	1111	if (y < y1) /* top half */
831	dy = 0;	1112	dy = 0;
832	else if (y == y1) /* exact center */	1113	else if (y == y1) /* exact center */
833	dy /= 2;	1114	dy /= 2;
834		1115
835	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1116	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
836	R->szHint.width, R->szHint.height);	1117	szHint.width, szHint.height);
837	#else	1118	#else
838	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1119	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
839	R->szHint.height);
840	#endif	1120	#endif
841	}	1121	}
842		1122
843	fix_screen = (R->TermWin.ncol != R->prev_ncol	1123	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
844	|| R->TermWin.nrow != R->prev_nrow);	1124
845	if (fix_screen || width != R->old_width || height != R->old_height) {	1125	if (fix_screen || width != old_width || height != old_height)
		1126	{
846	if (scrollbar_visible(R)) {	1127	if (scrollbar_visible ())
		1128	{
847	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1129	XMoveResizeWindow (disp, scrollBar.win,
		1130	window_sb_x, 0,
848	0, scrollbar_TotalWidth(), R->szHint.height);	1131	scrollbar_TotalWidth (), szHint.height);
849	rxvt_Resize_scrollBar(aR);	1132	resize_scrollbar ();
850	}	1133	}
		1134
851	if (menubar_visible(R))	1135	if (menubar_visible ())
852	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1136	XMoveResizeWindow (disp, menuBar.win,
		1137	window_vt_x, 0,
853	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1138	TermWin_TotalWidth (), menuBar_TotalHeight ());
854	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1139
855	R->window_vt_y, TermWin_TotalWidth(),	1140	XMoveResizeWindow (disp, TermWin.vt,
		1141	window_vt_x, window_vt_y,
856	TermWin_TotalHeight());	1142	TermWin_TotalWidth (), TermWin_TotalHeight ());
857	#ifdef RXVT_GRAPHICS	1143
858	if (R->old_height)
859	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860	R->old_height - R->szHint.base_height);
861	#endif
862	rxvt_scr_clear(aR);	1144	scr_clear ();
863	#ifdef XPM_BACKGROUND	1145	#ifdef XPM_BACKGROUND
864	rxvt_resize_pixmap(aR);	1146	resize_pixmap ();
865	#endif	1147	#endif
866	}	1148	}
867		1149
868	if (fix_screen || R->old_height == 0) {	1150	if (fix_screen || old_height == 0)
		1151	{
869	int curr_screen = -1;	1152	int curr_screen = -1;
870	uint16_t old_ncol = R->prev_ncol;	1153	int old_ncol = prev_ncol;
871		1154
872	/* scr_reset only works on the primary screen */	1155	/* scr_reset only works on the primary screen */
873	if (R->old_height) /* this is not the first time through */	1156	if (old_height) /* this is not the first time through */
		1157	{
		1158	unsigned int ncol = TermWin.ncol;
		1159	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
874	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1160	curr_screen = scr_change_screen (PRIMARY);
875	rxvt_scr_reset(aR);	1161	TermWin.ncol = ncol;
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	}	1162	}
880	}
881		1163
		1164	scr_reset ();
		1165
		1166	if (curr_screen >= 0) /* this is not the first time through */
		1167	{
		1168	scr_change_screen (curr_screen);
		1169	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1170	}
		1171	}
		1172
882	R->old_width = R->szHint.width;	1173	old_width = szHint.width;
883	R->old_height = R->szHint.height;	1174	old_height = szHint.height;
		1175
		1176	#ifdef XPM_BACKGROUND
		1177	if (TermWin.pixmap)
		1178	scr_touch (false);
		1179	#endif
884		1180
885	#ifdef USE_XIM	1181	#ifdef USE_XIM
886	rxvt_IMSetStatusPosition(aR);	1182	IMSetStatusPosition ();
887	#endif	1183	#endif
888	}	1184	}
889		1185
890	/*	1186	/*
891	* Set the width/height of the vt window in characters. Units are pixels.	1187	* Set the width/height of the vt window in characters. Units are pixels.
892	* good for toggling 80/132 columns	1188	* good for toggling 80/132 columns
893	*/	1189	*/
894	/* EXTPROTO */
895	void	1190	void
896	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1191	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
897	{	1192	{
898	XWindowAttributes wattr;	1193	XWindowAttributes wattr;
899		1194
900	if (width == 0 || height == 0) {	1195	if (width == 0 || height == 0)
		1196	{
901	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1197	XGetWindowAttributes (display->display, display->root, &wattr);
902	if (width == 0)	1198	if (width == 0)
903	width = wattr.width - R->szHint.base_width;	1199	width = wattr.width - szHint.base_width;
904	if (height == 0)	1200	if (height == 0)
905	height = wattr.height - R->szHint.base_height;	1201	height = wattr.height - szHint.base_height;
906	}	1202	}
		1203
907	if (width != R->TermWin.width || height != R->TermWin.height) {	1204	if (width != TermWin.width || height != TermWin.height)
		1205	{
908	width += R->szHint.base_width;	1206	width += szHint.base_width;
909	height += R->szHint.base_height;	1207	height += szHint.base_height;
910	rxvt_resize_all_windows(aR_ width, height, 0);	1208	resize_all_windows (width, height, 0);
911	}	1209	}
912	}	1210	}
913		1211
914	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
915	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
916	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
917	#ifdef USE_XIM	1215	#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		1216
928	/* INTPROTO */
929	void	1217	void
930	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931	{	1219	{
932	*fg = R->PixColors[Color_fg];	1220	fg = pix_colors[Color_fg];
933	*bg = R->PixColors[Color_bg];	1221	bg = pix_colors[Color_bg];
		1222	}
		1223
		1224	void
		1225	rxvt_term::im_set_size (XRectangle &size)
		1226	{
		1227	// the int_bwidth terms make no sense to me
		1228	size.x = TermWin.int_bwidth;
		1229	size.y = TermWin.int_bwidth;
		1230	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1231	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1232	}
		1233
		1234	void
		1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
		1238	{
		1239	preedit_rect.x = needed_rect.width;
		1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = TermWin.fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1247	status_rect.height = TermWin.fheight;
934	}	1248	}
935		1249
936	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
937	/* INTPROTO */
938	Bool	1251	bool
939	rxvt_IMisRunning(pR)	1252	rxvt_term::IMisRunning ()
940	{	1253	{
941	char *p;	1254	char *p;
942	Atom atom;	1255	Atom atom;
943	Window win;	1256	Window win;
944	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
945		1258
946	/* get current locale modifier */	1259	/* get current locale modifier */
947	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1261	{
948	STRCPY(server, "@server=");	1262	strcpy (server, "@server=");
949	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
950	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
951	*p = '\0';	1266	*p = '\0';
952		1267
953	atom = XInternAtom(R->Xdisplay, server, False);	1268	atom = XInternAtom (display->display, server, False);
954	win = XGetSelectionOwner(R->Xdisplay, atom);	1269	win = XGetSelectionOwner (display->display, atom);
		1270
955	if (win != None)	1271	if (win != None)
956	return True;	1272	return True;
957	}	1273	}
		1274
958	return False;	1275	return False;
959	}	1276	}
960		1277
961	/* EXTPROTO */
962	void	1278	void
963	rxvt_IMSendSpot(pR)	1279	rxvt_term::IMSendSpot ()
964	{	1280	{
965	XPoint spot;	1281	XPoint nspot;
966	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
967		1283
968	if (R->Input_Context == NULL	1284	if (!Input_Context
		1285	|| !TermWin.focus
969	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1286	|| !(input_style & XIMPreeditPosition))
970	|| !(R->event_type == KeyPress
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;	1287	return;
977		1288
978	rxvt_setPosition(aR_ & spot);	1289	im_set_position (nspot);
979		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
980	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982	XFree(preedit_attr);	1298	XFree (preedit_attr);
983	}	1299	}
984		1300
985	/* EXTPROTO */
986	void	1301	void
987	rxvt_setTermFontSet(pR_ int idx)	1302	rxvt_term::im_destroy ()
988	{	1303	{
989	char *string;	1304	if (input_method)
990	long length;
991	int success = 0;
992
993	if (idx < 0 || idx >= MAX_NFONTS)
994	return;
995	}
996
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;
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	}
1039
1040	/*
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
1060	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1061	if (R->Input_Context)
1062	return;
1063
1064	found = had_im = 0;
1065	p = R->rs[Rs_inputMethod];
1066	if (p && *p) {
1067	had_im = 1;
1068	s = rxvt_splitcommastring(p);
1069	for (i = 0; s[i]; i++) {
1070	if (*s[i]) {
1071	STRCPY(buf, "@im=");
1072	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1073	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1074	&& (rxvt_IM_get_IC(aR) == True)) {
1075	found = 1;
1076	break;
1077	}
1078	}
1079	}
1080	for (i = 0; s[i]; i++)
1081	free(s[i]);
1082	free(s);
1083	}	1305	{
1084	if (found)	1306	if (Input_Context && input_method->xim)
1085	return;	1307	XDestroyIC (Input_Context);
1086		1308
1087	/* try with XMODIFIERS env. var. */	1309	display->put_xim (input_method);
1088	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1310	input_method = 0;
1089	rxvt_IM_get_IC(aR);
1090	return;
1091	}	1311	}
1092		1312
1093	/* try with no modifiers base IF the user didn't specify an IM */	1313	Input_Context = 0;
1094	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1095	&& rxvt_IM_get_IC(aR) == True)
1096	return;
1097	}	1314	}
1098		1315
1099	/*	1316	/*
1100	* Try to open a XIM with the current modifiers, then see if we can	1317	* Try to open a XIM with the current modifiers, then see if we can
1101	* open a suitable preedit type	1318	* open a suitable preedit type
1102	*/	1319	*/
1103	/* INTPROTO */
1104	Bool	1320	bool
1105	rxvt_IM_get_IC(pR)	1321	rxvt_term::IM_get_IC (const char *modifiers)
1106	{	1322	{
1107	int i, j, found;	1323	int i, j, found;
1108	XIM xim;	1324	XIM xim;
1109	XPoint spot;	1325	XPoint spot;
1110	XRectangle rect, status_rect, needed_rect;	1326	XRectangle rect, status_rect, needed_rect;
1111	unsigned long fg, bg;	1327	unsigned long fg, bg;
1112	const char *p;	1328	const char *p;
1113	char **s;	1329	char **s;
1114	XIMStyles *xim_styles;	1330	XIMStyles *xim_styles;
1115	XVaNestedList preedit_attr, status_attr;
1116	XIMCallback ximcallback;
1117		1331
		1332	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1333	return false;
		1334
1118	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1335	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1119	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1336	input_method = display->get_xim (locale, modifiers);
1120	if (xim == NULL)	1337	if (input_method == NULL)
1121	return False;	1338	return false;
1122		1339
		1340	xim = input_method->xim;
		1341	spot.x = spot.y = -1;
		1342
1123	xim_styles = NULL;	1343	xim_styles = NULL;
1124	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1344	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125	|| !xim_styles || !xim_styles->count_styles) {	1345	|| !xim_styles || !xim_styles->count_styles)
1126	XCloseIM(xim);	1346	{
		1347	im_destroy ();
1127	return False;	1348	return false;
		1349	}
		1350
		1351	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1352
		1353	for (int pi = 0; pi < 2; pi++)
1128	}	1354	{
		1355	p = pet[pi];
1129		1356
1130	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1357	if (!p)
1131	: "OverTheSpot,OffTheSpot,Root";	1358	continue;
		1359
1132	s = rxvt_splitcommastring(p);	1360	s = rxvt_splitcommastring (p);
		1361
1133	for (i = found = 0; !found && s[i]; i++) {	1362	for (i = found = 0; !found && s[i]; i++)
		1363	{
1134	if (!STRCMP(s[i], "OverTheSpot"))	1364	if (!strcmp (s[i], "OverTheSpot"))
1135	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1365	input_style = (XIMPreeditPosition | XIMStatusNothing);
1136	else if (!STRCMP(s[i], "OffTheSpot"))	1366	else if (!strcmp (s[i], "OffTheSpot"))
1137	R->input_style = (XIMPreeditArea | XIMStatusArea);	1367	input_style = (XIMPreeditArea | XIMStatusArea);
1138	else if (!STRCMP(s[i], "Root"))	1368	else if (!strcmp (s[i], "Root"))
1139	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1369	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1370	else if (!strcmp (s[i], "None"))
		1371	input_style = (XIMPreeditNone | XIMStatusNone);
1140		1372
1141	for (j = 0; j < xim_styles->count_styles; j++)	1373	for (j = 0; j < xim_styles->count_styles; j++)
1142	if (R->input_style == xim_styles->supported_styles[j]) {	1374	if (input_style == xim_styles->supported_styles[j])
		1375	{
		1376	rxvt_freecommastring (s);
		1377
1143	found = 1;	1378	found = 1;
		1379	goto foundpet;
		1380	}
		1381
		1382	}
		1383
		1384	rxvt_freecommastring (s);
		1385	}
		1386
		1387	foundpet:
		1388
		1389	XFree (xim_styles);
		1390
		1391	if (!found)
		1392	{
		1393	im_destroy ();
		1394	return false;
		1395	}
		1396
		1397	XFontSet fs = 0;
		1398	XVaNestedList preedit_attr = 0, status_attr = 0;
		1399
		1400	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1401	{
		1402	// fake us a font-set, please
		1403	char **missing_charset_list;
		1404	int missing_charset_count;
		1405	char *def_string;
		1406	char pat[512];
		1407
		1408	sprintf (pat,
		1409	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1410	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1411	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1412	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"*",
		1415	TermWin.fheight,
		1416	TermWin.fheight + 1, TermWin.fheight - 1,
		1417	TermWin.fheight - 2, TermWin.fheight + 2);
		1418
		1419	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1420	&missing_charset_list, &missing_charset_count, &def_string);
		1421
		1422	if (missing_charset_list)
		1423	XFreeStringList (missing_charset_list);
		1424
		1425	if (!fs)
		1426	{
		1427	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1428	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1429	}
		1430	}
		1431
		1432	if (input_style & XIMPreeditPosition)
		1433	{
		1434	im_set_size (rect);
		1435	im_set_position (spot);
		1436	im_set_color (fg, bg);
		1437
		1438	preedit_attr = XVaCreateNestedList (0,
		1439	XNForeground, fg,
		1440	XNBackground, bg,
		1441	XNArea, &rect,
		1442	XNSpotLocation, &spot,
		1443	XNFontSet, fs,
		1444	NULL);
		1445	}
		1446	else if (input_style & XIMPreeditArea)
		1447	{
		1448	im_set_color (fg, bg);
		1449
		1450	/*
		1451	* The necessary width of preedit area is unknown
		1452	* until create input context.
		1453	*/
		1454	needed_rect.width = 0;
		1455	im_set_preedit_area (rect, status_rect, needed_rect);
		1456
		1457	preedit_attr = XVaCreateNestedList (0,
		1458	XNForeground, fg,
		1459	XNBackground, bg,
		1460	XNArea, &rect,
		1461	XNFontSet, fs,
		1462	NULL);
		1463	status_attr = XVaCreateNestedList (0,
		1464	XNForeground, fg,
		1465	XNBackground, bg,
		1466	XNArea, &status_rect,
		1467	XNFontSet, fs,
		1468	NULL);
		1469	}
		1470
		1471	Input_Context = XCreateIC (xim,
		1472	XNInputStyle, input_style,
		1473	XNClientWindow, TermWin.vt,
		1474	XNFocusWindow, TermWin.parent[0],
		1475	preedit_attr ? XNPreeditAttributes : NULL,
		1476	preedit_attr,
		1477	status_attr ? XNStatusAttributes : NULL,
		1478	status_attr, NULL);
		1479
		1480	if (preedit_attr) XFree (preedit_attr);
		1481	if (status_attr) XFree (status_attr);
		1482	if (fs) XFreeFontSet (display->display, fs);
		1483
		1484	if (Input_Context == NULL)
		1485	{
		1486	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1487	im_destroy ();
		1488	return false;
		1489	}
		1490
		1491	if (input_style & XIMPreeditArea)
		1492	IMSetStatusPosition ();
		1493
		1494	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1495	return true;
		1496	}
		1497
		1498	void
		1499	rxvt_term::im_cb ()
		1500	{
		1501	int i, found, had_im;
		1502	const char *p;
		1503	char **s;
		1504	char buf[IMBUFSIZ];
		1505
		1506	im_destroy ();
		1507
		1508	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1509	if (Input_Context)
		1510	return;
		1511
		1512	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1513	if (rs[Rs_imLocale])
		1514	SET_LOCALE (rs[Rs_imLocale]);
		1515	#endif
		1516
		1517	p = rs[Rs_inputMethod];
		1518	if (p && *p)
		1519	{
		1520	bool found = false;
		1521
		1522	s = rxvt_splitcommastring (p);
		1523
		1524	for (i = 0; s[i]; i++)
		1525	{
		1526	if (*s[i])
		1527	{
		1528	strcpy (buf, "@im=");
		1529	strncat (buf, s[i], IMBUFSIZ - 5);
		1530	if (IM_get_IC (buf))
		1531	{
		1532	found = true;
1144	break;	1533	break;
		1534	}
1145	}	1535	}
1146	}	1536	}
1147	for (i = 0; s[i]; i++)
1148	free(s[i]);
1149	free(s);
1150	XFree(xim_styles);
1151		1537
		1538	rxvt_freecommastring (s);
		1539
1152	if (!found) {	1540	if (found)
1153	XCloseIM(xim);	1541	goto done;
1154	return False;
1155	}	1542	}
1156		1543
1157	ximcallback.callback = rxvt_IMDestroyCallback;	1544	/* try with XMODIFIERS env. var. */
		1545	if (IM_get_IC (""))
		1546	goto done;
1158		1547
1159	/* XXX: not sure why we need this (as well as IC one below) */	1548	/* try with no modifiers base IF the user didn't specify an IM */
1160	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1549	if (IM_get_IC ("@im=none"))
		1550	goto done;
1161		1551
1162	preedit_attr = status_attr = NULL;	1552	done:
1163		1553	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164	if (R->input_style & XIMPreeditPosition) {	1554	if (rs[Rs_imLocale])
1165	rxvt_setSize(aR_ & rect);	1555	SET_LOCALE (locale);
1166	rxvt_setPosition(aR_ & spot);	1556	#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	}	1557	}
1216		1558
1217	/* EXTPROTO */
1218	void	1559	void
1219	rxvt_IMSetStatusPosition(pR)	1560	rxvt_term::IMSetStatusPosition ()
1220	{	1561	{
1221	XRectangle preedit_rect, status_rect, *needed_rect;	1562	XRectangle preedit_rect, status_rect, *needed_rect;
1222	XVaNestedList preedit_attr, status_attr;	1563	XVaNestedList preedit_attr, status_attr;
1223		1564
1224	if (R->Input_Context == NULL	1565	if (!Input_Context
		1566	|| !TermWin.focus
1225	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1567	|| !(input_style & XIMPreeditArea)
1226	|| !rxvt_IMisRunning(aR))	1568	|| !IMisRunning ())
1227	return;	1569	return;
1228		1570
1229	/* Getting the necessary width of preedit area */	1571	/* Getting the necessary width of preedit area */
1230	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1572	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1573	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232	XFree(status_attr);	1574	XFree (status_attr);
1233		1575
1234	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1576	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1577	XFree (needed_rect);
1235		1578
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1579	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1580	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238		1581
1239	XSetICValues(R->Input_Context,	1582	XSetICValues (Input_Context,
1240	XNPreeditAttributes, preedit_attr,	1583	XNPreeditAttributes, preedit_attr,
1241	XNStatusAttributes, status_attr, NULL);	1584	XNStatusAttributes, status_attr, NULL);
1242		1585
1243	XFree(preedit_attr);	1586	XFree (preedit_attr);
1244	XFree(status_attr);	1587	XFree (status_attr);
1245	}	1588	}
1246	#endif /* USE_XIM */	1589	#endif /* USE_XIM */
1247		1590
1248	/*----------------------------------------------------------------------*/	1591	/*----------------------------------------------------------------------*/
1249	rxvt_t rxvt_current_term;	1592	rxvt_t rxvt_current_term;

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