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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.135 by root, Sun Feb 13 11:07:57 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "main.intpro" /* PROTOS for internal routines */
35		36
36	#include <signal.h>	37	#include <csignal>
		38	#include <cstring>
37		39
38	#ifdef TTY_GID_SUPPORT	40	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	41	# include <grp.h>
40	#endif	42	#endif
41		43
42	#ifdef HAVE_TERMIOS_H	44	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	45	# include <termios.h>
44	#endif	46	#endif
45		47
46	#include <cstring>	48	#ifdef KEYSYM_RESOURCE
		49	# include "keyboard.h"
		50	#endif
		51
		52	vector<rxvt_term *> rxvt_term::termlist;
47		53
48	static char curlocale[128];	54	static char curlocale[128];
49		55
50	void	56	bool
51	rxvt_set_locale (const char *locale)	57	rxvt_set_locale (const char *locale)
52	{	58	{
53	if (locale && STRNCMP (locale, curlocale, 128))	59	if (!locale || !strncmp (locale, curlocale, 128))
54	{	60	return false;
		61
55	STRNCPY (curlocale, locale, 128);	62	strncpy (curlocale, locale, 128);
56	setlocale (LC_CTYPE, curlocale);	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)
57	}	78	{
58	}	79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
59		82
60	void *	83	// check to see wether this combination already exists otherwise
61	rxvt_term::operator new (size_t s)	84	for (cc = v.end (); cc-- > v.begin (); )
62	{	85	{
63	void *p = malloc (s);	86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
64		89
65	MEMSET (p, 0, s);	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
66	return p;	126	return len;
67	}
68		127
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	128	}
		129	#endif
74		130
75	rxvt_term::rxvt_term ()	131	rxvt_term::rxvt_term ()
76	:	132	:
		133	#if TRANSPARENT
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	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),
78	termwin_ev (this, &rxvt_term::x_cb),	166	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	167	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif
86	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif
89	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif
92	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif
95	check_ev (this, &rxvt_term::check_cb),	168	check_ev (this, &rxvt_term::check_cb),
		169	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	170	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	171	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	172	incr_ev (this, &rxvt_term::incr_cb)
99	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)
101	#endif
102	{	173	{
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104	}
105		175
106	rxvt_term::~rxvt_term ()	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 ()
107	{	189	{
108	if (cmd_fd >= 0)	190	if (cmd_pid)
109	close (cmd_fd);	191	kill (-cmd_pid, SIGHUP);
110		192
111	scr_release ();
112
113	free (locale);
114	free (codeset);
115
116	#ifndef NO_SETOWNER_TTYDEV
117	privileged_ttydev (RESTORE);
118	#endif
119	#ifdef UTMP_SUPPORT	193	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);	194	privileged_utmp (RESTORE);
121	#endif	195	#endif
122		196
		197	pty.put ();
		198	}
		199
		200	rxvt_term::~rxvt_term ()
		201	{
		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
123	// TODO: free pixcolours, colours should become part of rxvt_display	262	// TODO: free pixcolours, colours should become part of rxvt_display
124		263
125	delete PixColors;	264	delete pix_colors_focused;
		265	#ifdef OFF_FOCUS_FADING
		266	delete pix_colors_unfocused;
		267	#endif
126		268
127	displays.put (display);	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
128	}	293	}
129		294
130	void	295	void
131	rxvt_term::destroy ()	296	rxvt_term::destroy ()
132	{	297	{
		298	if (destroy_ev.active)
		299	return;
		300
		301	#if ENABLE_OVERLAY
		302	scr_overlay_off ();
		303	#endif
		304
133	if (display)	305	if (display)
134	{	306	{
135	if (TermWin.parent[0])	307	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	308	im_ev.stop (display);
137		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 ();
138	termwin_ev.stop (display);	320	termwin_ev.stop (display);
139	vt_ev.stop (display);	321	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	322	}
152		323
153	check_ev.stop ();	324	check_ev.stop ();
154	pty_ev.stop ();	325	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	326	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	327	cursor_blink_ev.stop ();
157	#endif	328	#endif
158	#ifdef TEXT_BLINK	329	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	330	text_blink_ev.stop ();
160	#endif	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
161	#ifdef POINTER_BLANK	338	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	339	pointer_ev.stop ();
163	#endif	340	#endif
164		341
165	destroy_ev.start (0);	342	destroy_ev.start (0);
…		…
172		349
173	delete this;	350	delete this;
174	}	351	}
175		352
176	/*----------------------------------------------------------------------*/	353	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */	354	/*
178	/* LIBPROTO */	355	* Exit gracefully, clearing the utmp entry and restoring tty attributes
179	rxvt_t	356	* TODO: if debugging, this should free up any known resources if we can
180	rxvt_init (int argc, const char *const *argv)	357	*/
181	{	358	static XErrorHandler old_xerror_handler;
182	SET_R (new rxvt_term);
183		359
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	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	#if ENABLE_FRILLS
		368	static void
		369	print_x_error (Display *dpy, XErrorEvent *event)
		370	{
		371	char buffer[BUFSIZ];
		372	char mesg[BUFSIZ];
		373	char number[32];
		374	char *mtype = "XlibMessage";
		375	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		376	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		377	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		378	rxvt_warn ("%s: %s\n", mesg, buffer);
		379	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		380	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		381	sprintf(number, "%d", event->request_code);
		382	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		383	rxvt_warn ("(which is %s)\n", buffer);
		384	if (event->request_code >= 128) {
		385	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		386	mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
185	{	388	}
186	delete GET_R;	389	if ((event->error_code == BadWindow) ||
187	SET_R (0);	390	(event->error_code == BadPixmap) ||
		391	(event->error_code == BadCursor) ||
		392	(event->error_code == BadFont) ||
		393	(event->error_code == BadDrawable) ||
		394	(event->error_code == BadColor) ||
		395	(event->error_code == BadGC) ||
		396	(event->error_code == BadIDChoice) ||
		397	(event->error_code == BadValue) ||
		398	(event->error_code == BadAtom)) {
		399	if (event->error_code == BadValue)
		400	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		401	mesg, BUFSIZ);
		402	else if (event->error_code == BadAtom)
		403	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		404	mesg, BUFSIZ);
		405	else
		406	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		407	mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
188	}	409	}
189		410	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
190	return GET_R;	411	mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
191	}	413	}
		414	#endif
192		415
		416	int
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);	417	rxvt_xerror_handler (Display *display, XErrorEvent *event)
194
195	void
196	rxvt_init_signals ()
197	{	418	{
198	/* install exit handler for cleanup */	419	if (GET_R->allowedxerror == -1)
199	#if 0	420	GET_R->allowedxerror = event->error_code;
200	#ifdef HAVE_ATEXIT	421	else
201	atexit(rxvt_clean_exit);	422	{
		423	//TODO: GET_R is most likely not the terminal which caused the error
		424	//TODO: maybe just output the error and continue?
		425	#if ENABLE_FRILLS
		426	print_x_error (display, event);
202	#else	427	#else
		428	old_xerror_handler (display, event);
203	#endif	429	#endif
204	#endif	430	}
205		431
206	struct sigaction sa;	432	return 0;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}	433	}
223		434
		435	int
		436	rxvt_xioerror_handler (Display *display)
		437	{
		438	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		439	DisplayString (display));
		440	rxvt_emergency_cleanup ();
		441	_exit (EXIT_FAILURE);
		442	}
		443
		444	/*
		445	* Catch a fatal signal and tidy up before quitting
		446	*/
		447	void
		448	rxvt_term::sig_term (sig_watcher &w)
		449	{
		450	#ifdef DEBUG_CMD
		451	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		452	#endif
		453	rxvt_emergency_cleanup ();
		454	signal (w.signum, SIG_DFL);
		455	kill (getpid (), w.signum);
		456	}
		457
		458	/*----------------------------------------------------------------------*/
		459	/* rxvt_init () */
224	bool	460	bool
225	rxvt_term::init (int argc, const char *const *argv)	461	rxvt_term::init (int argc, const char *const *argv)
		462	{
		463	SET_R (this);
		464
		465	set_locale ("");
		466
		467	if (!init_vars ())
		468	return false;
		469
		470	init_secondary ();
		471
		472	const char **cmd_argv = init_resources (argc, argv);
		473
		474	#ifdef KEYSYM_RESOURCE
		475	keyboard->register_done ();
		476	#endif
		477
		478	#if MENUBAR_MAX
		479	menubar_read (rs[Rs_menu]);
		480	#endif
		481	#ifdef HAVE_SCROLLBARS
		482	if (options & Opt_scrollBar)
		483	scrollBar.setIdle (); /* set existence for size calculations */
		484	#endif
		485
		486	create_windows (argc, argv);
		487
		488	dDisp;
		489
		490	init_xlocale ();
		491
		492	scr_reset (); /* initialize screen */
		493
		494	#if 0
		495	XSynchronize (disp, True);
		496	#endif
		497
		498	#ifdef HAVE_SCROLLBARS
		499	if (options & Opt_scrollBar)
		500	resize_scrollbar (); /* create and map scrollbar */
		501	#endif
		502	#if (MENUBAR_MAX)
		503	if (menubar_visible ())
		504	XMapWindow (disp, menuBar.win);
		505	#endif
		506	#ifdef TRANSPARENT
		507	if (options & Opt_transparent)
		508	{
		509	XSelectInput (disp, display->root, PropertyChangeMask);
		510	check_our_parents ();
		511	rootwin_ev.start (display, display->root);
		512	}
		513	#endif
		514
		515	XMapWindow (disp, TermWin.vt);
		516	XMapWindow (disp, TermWin.parent[0]);
		517
		518	set_colorfgbg ();
		519
		520	init_command (cmd_argv);
		521
		522	free (cmd_argv);
		523
		524	pty_ev.start (pty.pty, EVENT_READ);
		525
		526	check_ev.start ();
		527
		528	return true;
		529	}
		530
		531	void
		532	rxvt_init ()
226	{	533	{
227	/*	534	/*
228	* Save and then give up any super-user privileges	535	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.	536	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:	537	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems	538	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems	539	* 2. chown tty on some systems
233	*/	540	*/
234	privileges (SAVE);	541	rxvt_privileges (SAVE);
235	privileges (IGNORE);	542	rxvt_privileges (IGNORE);
236		543
237	init_secondary ();	544	signal (SIGHUP, SIG_IGN);
		545	signal (SIGPIPE, SIG_IGN);
238		546
239	const char **cmd_argv = init_resources (argc, argv);	547	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		548	/* signal (SIGURG, SIG_DFL); */
240		549
241	set_locale ("");	550	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
242		551	// TODO: handle this with exceptions and tolerate the memory loss
243	#if (MENUBAR_MAX)	552	XSetIOErrorHandler (rxvt_xioerror_handler);
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}	553	}
296		554
297	/* ------------------------------------------------------------------------- *	555	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *	556	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */	557	* ------------------------------------------------------------------------- */
300	/*	558	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died	559	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/	560	*/
303	/* ARGSUSED */	561
304	/* EXTPROTO */	562	void
305	RETSIGTYPE	563	rxvt_term::sig_chld (sig_watcher &w)
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{	564	{
308	int pid, save_errno = errno;	565	// we are being called for every SIGCHLD, not just ours
		566	int pid;
		567
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	568	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
310	;	569	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)	570	if (pid == (*t)->cmd_pid)
315	exit (EXIT_SUCCESS);	571	{
316	#endif	572	(*t)->destroy ();
317	}	573	break;
318		574	}
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal (sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error ("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill (getpid (), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;
347	}
348
349	/*----------------------------------------------------------------------*/
350	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can
353	*/
354	/* EXTPROTO */
355	void
356	rxvt_clean_exit ()
357	{
358	// TODO: rxvtd should clean up all ressources
359	if (GET_R)
360	GET_R->destroy ();
361	}	575	}
362		576
363	/* ------------------------------------------------------------------------- *	577	/* ------------------------------------------------------------------------- *
364	* MEMORY ALLOCATION WRAPPERS *	578	* MEMORY ALLOCATION WRAPPERS *
365	* ------------------------------------------------------------------------- */	579	* ------------------------------------------------------------------------- */
		580	void *
		581	rxvt_malloc (size_t size)
		582	{
		583	void *p = malloc (size);
		584
		585	if (!p)
		586	rxvt_fatal ("memory allocation failure. aborting.\n");
		587
		588	return p;
		589	}
		590
366	/* EXTPROTO */	591	/* INTPROTO */
367	void *	592	void *
368	rxvt_malloc(size_t size)	593	rxvt_calloc (size_t number, size_t size)
369	{	594	{
370	void *p;	595	void *p = calloc (number, size);
371		596
372	p = malloc(size);
373	if (p)	597	if (!p)
		598	rxvt_fatal ("memory allocation failure. aborting.\n");
		599
374	return p;	600	return p;
375
376	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377	rxvt_clean_exit();
378	exit(EXIT_FAILURE);
379	/* NOTREACHED */
380	}	601	}
381		602
382	/* EXTPROTO */	603	/* INTPROTO */
383	void *	604	void *
384	rxvt_calloc(size_t number, size_t size)
385	{
386	void *p;
387
388	p = calloc(number, size);
389	if (p)
390	return p;
391
392	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
393	rxvt_clean_exit();
394	exit(EXIT_FAILURE);
395	/* NOTREACHED */
396	}
397
398	/* EXTPROTO */
399	void *
400	rxvt_realloc(void *ptr, size_t size)	605	rxvt_realloc (void *ptr, size_t size)
401	{	606	{
402	void *p;
403
404	if (ptr)
405	p = realloc(ptr, size);	607	void *p = realloc (ptr, size);
406	else	608
407	p = malloc(size);
408	if (p)	609	if (!p)
		610	rxvt_fatal ("memory allocation failure. aborting.\n");
		611
409	return p;	612	return p;
410
411	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
412	rxvt_clean_exit();
413	exit(EXIT_FAILURE);
414	/* NOTREACHED */
415	}	613	}
416		614
417	/* ------------------------------------------------------------------------- *	615	/* ------------------------------------------------------------------------- *
418	* PRIVILEGED OPERATIONS *	616	* PRIVILEGED OPERATIONS *
419	* ------------------------------------------------------------------------- */	617	* ------------------------------------------------------------------------- */
420	/* take care of suid/sgid super-user (root) privileges */	618	/* take care of suid/sgid super-user (root) privileges */
421	void	619	void
422	rxvt_term::privileges (int mode)	620	rxvt_privileges (rxvt_privaction action)
423	{	621	{
		622	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		623	static uid_t euid;
		624	static gid_t egid;
		625	#endif
		626
424	#if ! defined(__CYGWIN32__)	627	#if ! defined(__CYGWIN32__)
425	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	628	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
426	/* setreuid() is the poor man's setuid(), seteuid() */	629	/* setreuid () is the poor man's setuid (), seteuid () */
427	# define seteuid(a) setreuid(-1, (a))	630	# define seteuid(a) setreuid(-1, (a))
428	# define setegid(a) setregid(-1, (a))	631	# define setegid(a) setregid(-1, (a))
429	# define HAVE_SETEUID	632	# define HAVE_SETEUID
430	# endif	633	# endif
431	# ifdef HAVE_SETEUID	634	# ifdef HAVE_SETEUID
432	switch (mode)	635	switch (action)
433	{	636	{
434	case IGNORE:	637	case IGNORE:
435	/*	638	/*
436	* change effective uid/gid - not real uid/gid - so we can switch	639	* change effective uid/gid - not real uid/gid - so we can switch
437	* back to root later, as required	640	* back to root later, as required
438	*/	641	*/
439	seteuid(getuid());	642	seteuid (getuid ());
440	setegid(getgid());	643	setegid (getgid ());
441	break;	644	break;
442	case SAVE:	645	case SAVE:
443	euid = geteuid();	646	euid = geteuid ();
444	egid = getegid();	647	egid = getegid ();
445	break;	648	break;
446	case RESTORE:	649	case RESTORE:
447	seteuid(euid);	650	seteuid (euid);
448	setegid(egid);	651	setegid (egid);
449	break;	652	break;
450	}	653	}
451	# else	654	# else
452	switch (mode)	655	switch (action)
453	{	656	{
454	case IGNORE:	657	case IGNORE:
455	setuid(getuid());	658	setuid (getuid ());
456	setgid(getgid());	659	setgid (getgid ());
457	/* FALLTHROUGH */	660	/* FALLTHROUGH */
458	case SAVE:	661	case SAVE:
459	/* FALLTHROUGH */	662	/* FALLTHROUGH */
460	case RESTORE:	663	case RESTORE:
461	break;	664	break;
…		…
464	#endif	667	#endif
465	}	668	}
466		669
467	#ifdef UTMP_SUPPORT	670	#ifdef UTMP_SUPPORT
468	void	671	void
469	rxvt_term::privileged_utmp (char action)	672	rxvt_term::privileged_utmp (rxvt_privaction action)
470	{	673	{
471	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472	action, next_utmp_action, getpid()));
473	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474	|| (Options & Opt_utmpInhibit)	674	if ((options & Opt_utmpInhibit)
475	|| ttydev == NULL || *ttydev == '\0')	675	|| !pty.name || !*pty.name)
476	return;	676	return;
477		677
478	privileges (RESTORE);	678	rxvt_privileges (RESTORE);
		679
479	if (action == SAVE)	680	if (action == SAVE)
480	{
481	next_utmp_action = RESTORE;
482	makeutent (ttydev, rs[Rs_display_name]);	681	makeutent (pty.name, rs[Rs_display_name]);
483	}
484	else	682	else
485	{ /* action == RESTORE */
486	next_utmp_action = IGNORE;
487	cleanutent ();	683	cleanutent ();
488	}	684
489	privileges (IGNORE);	685	rxvt_privileges (IGNORE);
490	}
491	#endif
492
493	#ifndef NO_SETOWNER_TTYDEV
494	void
495	rxvt_term::privileged_ttydev (char action)
496	{
497	D_MAIN((stderr,
498	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
499	action, next_tty_action, getpid()));
500	if (next_tty_action != action || (action != SAVE && action != RESTORE)
501	|| ttydev == NULL || *ttydev == '\0')
502	return;
503
504	privileges (RESTORE);
505
506	if (action == SAVE)
507	{
508	next_tty_action = RESTORE;
509	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512	next_tty_action = IGNORE;
513	else
514	# endif
515
516	{
517	chown(ttydev, getuid(), ttygid); /* fail silently */
518	chmod(ttydev, ttymode);
519	# ifdef HAVE_REVOKE
520	revoke(ttydev);
521	# endif
522
523	}
524	}
525	else
526	{ /* action == RESTORE */
527	next_tty_action = IGNORE;
528	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529	chmod(ttydev, ttyfd_stat.st_mode);
530	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531	# else
532	chmod(ttydev,
533	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534	chown(ttydev, 0, 0);
535	# endif
536
537	}
538
539	privileges (IGNORE);
540
541	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543	action == RESTORE ? "Restoring" : (action ==
544	SAVE ? "Saving" :
545	"UNKNOWN ERROR for"), ttydev,
546	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547	ttyfd_stat.st_gid));
548	# endif
549	}	686	}
550	#endif	687	#endif
551		688
552	/*----------------------------------------------------------------------*/	689	/*----------------------------------------------------------------------*/
553	/*	690	/*
…		…
555	* if width/height are non-zero then override calculated width/height	692	* if width/height are non-zero then override calculated width/height
556	*/	693	*/
557	void	694	void
558	rxvt_term::window_calc (unsigned int width, unsigned int height)	695	rxvt_term::window_calc (unsigned int width, unsigned int height)
559	{	696	{
560	short recalc_x, recalc_y;	697	short recalc_x, recalc_y;
561	int x, y, sb_w, mb_h, flags;	698	int x, y, sb_w, mb_h, flags;
562	unsigned int w, h;	699	unsigned int w, h;
563	unsigned int max_width, max_height;	700	unsigned int max_width, max_height;
		701	dDisp;
564		702
565	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	703	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566	TermWin.ncol, TermWin.nrow, szHint.width,	704	TermWin.ncol, TermWin.nrow, szHint.width,
567	szHint.height));	705	szHint.height));
568	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	706	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569	szHint.win_gravity = NorthWestGravity;	707	szHint.win_gravity = NorthWestGravity;
570	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	708	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
…		…
573	flags = 0;	711	flags = 0;
574	if (!parsed_geometry)	712	if (!parsed_geometry)
575	{	713	{
576	parsed_geometry = 1;	714	parsed_geometry = 1;
577	if (rs[Rs_geometry])	715	if (rs[Rs_geometry])
578	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	716	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
579	if (flags & WidthValue)	717	if (flags & WidthValue)
580	{	718	{
581	TermWin.ncol = BOUND_POSITIVE_INT16(w);	719	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
582	szHint.flags |= USSize;	720	szHint.flags |= USSize;
583	}	721	}
584	if (flags & HeightValue)	722	if (flags & HeightValue)
585	{	723	{
586	TermWin.nrow = BOUND_POSITIVE_INT16(h);	724	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
587	szHint.flags |= USSize;	725	szHint.flags |= USSize;
588	}	726	}
589	if (flags & XValue)	727	if (flags & XValue)
590	{	728	{
591	szHint.x = x;	729	szHint.x = x;
…		…
608	else	746	else
609	szHint.win_gravity = SouthWestGravity;	747	szHint.win_gravity = SouthWestGravity;
610	}	748	}
611	}	749	}
612	}	750	}
		751
613	/* TODO: BOUNDS */	752	/* TODO: BOUNDS */
614	TermWin.width = TermWin.ncol * TermWin.fwidth;	753	TermWin.width = TermWin.ncol * TermWin.fwidth;
615	TermWin.height = TermWin.nrow * TermWin.fheight;	754	TermWin.height = TermWin.nrow * TermWin.fheight;
616	max_width = MAX_COLS * TermWin.fwidth;	755	max_width = MAX_COLS * TermWin.fwidth;
617	max_height = MAX_ROWS * TermWin.fheight;	756	max_height = MAX_ROWS * TermWin.fheight;
618		757
619	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	758	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
620		759
621	sb_w = mb_h = 0;	760	sb_w = mb_h = 0;
622	window_vt_x = window_vt_y = 0;	761	window_vt_x = window_vt_y = TermWin.int_bwidth;
		762
623	if (scrollbar_visible ())	763	if (scrollbar_visible ())
624	{	764	{
625	sb_w = scrollbar_TotalWidth();	765	sb_w = scrollbar_TotalWidth ();
626	szHint.base_width += sb_w;	766	szHint.base_width += sb_w;
627	if (!(Options & Opt_scrollBar_right))	767	if (!(options & Opt_scrollBar_right))
628	window_vt_x = sb_w;	768	window_vt_x += sb_w;
629	}	769	}
		770
630	if (menubar_visible ())	771	if (menubar_visible ())
631	{	772	{
632	mb_h = menuBar_TotalHeight();	773	mb_h = menuBar_TotalHeight ();
633	szHint.base_height += mb_h;	774	szHint.base_height += mb_h;
634	window_vt_y = mb_h;	775	window_vt_y += mb_h;
635	}	776	}
		777
636	szHint.width_inc = TermWin.fwidth;	778	szHint.width_inc = TermWin.fwidth;
637	szHint.height_inc = TermWin.fheight;	779	szHint.height_inc = TermWin.fheight;
638	szHint.min_width = szHint.base_width + szHint.width_inc;	780	szHint.min_width = szHint.base_width + szHint.width_inc;
639	szHint.min_height = szHint.base_height + szHint.height_inc;	781	szHint.min_height = szHint.base_height + szHint.height_inc;
640		782
…		…
643	szHint.width = width;	785	szHint.width = width;
644	TermWin.width = width - szHint.base_width;	786	TermWin.width = width - szHint.base_width;
645	}	787	}
646	else	788	else
647	{	789	{
648	MIN_IT(TermWin.width, max_width);	790	MIN_IT (TermWin.width, max_width);
649	szHint.width = szHint.base_width + TermWin.width;	791	szHint.width = szHint.base_width + TermWin.width;
650	}	792	}
		793
651	if (height && height - szHint.base_height < max_height)	794	if (height && height - szHint.base_height < max_height)
652	{	795	{
653	szHint.height = height;	796	szHint.height = height;
654	TermWin.height = height - szHint.base_height;	797	TermWin.height = height - szHint.base_height;
655	}	798	}
656	else	799	else
657	{	800	{
658	MIN_IT(TermWin.height, max_height);	801	MIN_IT (TermWin.height, max_height);
659	szHint.height = szHint.base_height + TermWin.height;	802	szHint.height = szHint.base_height + TermWin.height;
660	}	803	}
		804
661	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	805	if (scrollbar_visible () && (options & Opt_scrollBar_right))
662	window_sb_x = szHint.width - sb_w;	806	window_sb_x = szHint.width - sb_w;
663		807
664	if (recalc_x)	808	if (recalc_x)
665	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	809	szHint.x += (DisplayWidth (disp, display->screen)
666	- szHint.width - 2 * TermWin.ext_bwidth);	810	- szHint.width - 2 * TermWin.ext_bwidth);
667	if (recalc_y)	811	if (recalc_y)
668	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	812	szHint.y += (DisplayHeight (disp, display->screen)
669	- szHint.height - 2 * TermWin.ext_bwidth);	813	- szHint.height - 2 * TermWin.ext_bwidth);
670		814
671	TermWin.ncol = TermWin.width / TermWin.fwidth;	815	TermWin.ncol = TermWin.width / TermWin.fwidth;
672	TermWin.nrow = TermWin.height / TermWin.fheight;	816	TermWin.nrow = TermWin.height / TermWin.fheight;
673	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	817	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674	TermWin.ncol, TermWin.nrow, szHint.width,	818	TermWin.ncol, TermWin.nrow, szHint.width,
675	szHint.height));	819	szHint.height));
676	return;	820	return;
677	}	821	}
678		822
…		…
682	* Called after a window size change.	826	* Called after a window size change.
683	*/	827	*/
684	void	828	void
685	rxvt_term::tt_winch ()	829	rxvt_term::tt_winch ()
686	{	830	{
		831	if (pty.pty < 0)
		832	return;
		833
687	struct winsize ws;	834	struct winsize ws;
688
689	if (cmd_fd < 0)
690	return;
691		835
692	ws.ws_col = TermWin.ncol;	836	ws.ws_col = TermWin.ncol;
693	ws.ws_row = TermWin.nrow;	837	ws.ws_row = TermWin.nrow;
694	ws.ws_xpixel = ws.ws_ypixel = 0;	838	ws.ws_xpixel = TermWin.width;
695	#ifndef DEBUG_SIZE	839	ws.ws_ypixel = TermWin.height;
696	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	840	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
697	#else	841
698	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	842	#if 0
699	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	843	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
700	# ifdef SIGWINCH
701	else if (cmd_pid) /* force through to the command */	844	if (cmd_pid) /* force through to the command */
702	kill (cmd_pid, SIGWINCH);	845	kill (cmd_pid, SIGWINCH);
703	# endif
704	#endif	846	#endif
705	}	847	}
706		848
707	/*----------------------------------------------------------------------*/	849	/*----------------------------------------------------------------------*/
708	/* rxvt_change_font() - Switch to a new font */	850	/* set_fonts () - load and set the various fonts
709	/*	851	/*
710	* init = 1 - initialize	852	* init = 1 - initialize
711	*	853	*
712	* fontname == FONT_UP - switch to bigger font	854	* fontname == FONT_UP - switch to bigger font
713	* fontname == FONT_DN - switch to smaller font	855	* fontname == FONT_DN - switch to smaller font
714	*/	856	*/
715	void	857	bool
716	rxvt_term::change_font (int init, const char *fontname)	858	rxvt_term::set_fonts ()
717	{}	859	{
		860	rxvt_fontset *fs = new rxvt_fontset (this);
		861	rxvt_fontprop prop;
718		862
719	void	863	if (!fs
720	rxvt_term::font_up_down (int n, int direction)	864	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
721	{}	865	|| !fs->realize_font (1))
		866	{
		867	delete fs;
		868	return false;
		869	}
		870
		871	#if ENABLE_STYLES
		872	for (int i = RS_styleCount; --i; )
		873	if (TermWin.fontset[i] != TermWin.fontset[0])
		874	delete TermWin.fontset[i];
		875	#endif
		876
		877	delete TermWin.fontset[0];
		878	TermWin.fontset[0] = fs;
		879
		880	prop = (*fs)[1]->properties ();
		881	prop.height += TermWin.lineSpace;
		882	fs->set_prop (prop);
		883
		884	TermWin.fwidth = prop.width;
		885	TermWin.fheight = prop.height;
		886	TermWin.fweight = prop.weight;
		887	TermWin.fslant = prop.slant;
		888	TermWin.fbase = (*fs)[1]->ascent;
		889
		890	for (int style = 1; style < 4; style++)
		891	{
		892	#if ENABLE_STYLES
		893	const char *res = rs[Rs_font + style];
		894
		895	if (res && !*res)
		896	TermWin.fontset[style] = TermWin.fontset[0];
		897	else
		898	{
		899	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		900	rxvt_fontprop prop2 = prop;
		901
		902	if (res)
		903	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		904	else
		905	{
		906	res = TermWin.fontset[0]->fontdesc;
		907
		908	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		909	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		910	}
		911
		912	fs->populate (res);
		913	fs->set_prop (prop2);
		914	}
		915	#else
		916	TermWin.fontset[style] = TermWin.fontset[0];
		917	#endif
		918	}
		919
		920	if (TermWin.parent[0])
		921	{
		922	resize_all_windows (0, 0, 0);
		923	scr_remap_chars ();
		924	scr_touch (true);
		925	}
		926
		927	return true;
		928	}
		929
		930	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		931	{
		932	// TODO: SMART_WINDOW_TITLE
		933	XChangeProperty (display->display, TermWin.parent[0],
		934	prop, XA_STRING, 8, PropModeReplace,
		935	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		936	}
		937
		938	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		939	{
		940	// TODO: SMART_WINDOW_TITLE
		941	wchar_t *ws = rxvt_mbstowcs (str, len);
		942	char *s = rxvt_wcstoutf8 (ws);
		943
		944	XChangeProperty (display->display, TermWin.parent[0],
		945	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		946	(const unsigned char *)s, strlen (s));
		947
		948	free (s);
		949	free (ws);
		950	}
722		951
723	/*----------------------------------------------------------------------*/	952	/*----------------------------------------------------------------------*/
724	/*----------------------------------------------------------------------*/	953	/*----------------------------------------------------------------------*/
725	/* xterm sequences - title, iconName, color (exptl) */	954	/* xterm sequences - title, iconName, color (exptl) */
726	void	955	void
727	rxvt_term::set_title (const char *str)	956	rxvt_term::set_title (const char *str)
728	{	957	{
729	#ifndef SMART_WINDOW_TITLE	958	set_string_property (XA_WM_NAME, str);
730	XStoreName(display->display, TermWin.parent[0], str);	959	#if ENABLE_FRILLS
731	#else	960	set_utf8_property (xa[XA_NET_WM_NAME], str);
732	char *name;
733
734	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735	name = NULL;
736	if (name == NULL || STRCMP(name, str))
737	XStoreName(display->display, TermWin.parent[0], str);
738	if (name)
739	XFree(name);
740	#endif	961	#endif
741	}	962	}
742		963
743	void	964	void
744	rxvt_term::set_iconName (const char *str)	965	rxvt_term::set_icon_name (const char *str)
745	{	966	{
746	#ifndef SMART_WINDOW_TITLE	967	set_string_property (XA_WM_ICON_NAME, str);
747	XSetIconName(display->display, TermWin.parent[0], str);	968	#if ENABLE_FRILLS
748	#else	969	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749	char *name;
750
751	if (XGetIconName(display->display, TermWin.parent[0], &name))
752	name = NULL;
753	if (name == NULL || STRCMP(name, str))
754	XSetIconName(display->display, TermWin.parent[0], str);
755	if (name)
756	XFree(name);
757	#endif	970	#endif
758	}	971	}
759		972
760	#ifdef XTERM_COLOR_CHANGE	973	#ifdef XTERM_COLOR_CHANGE
761	void	974	void
762	rxvt_term::set_window_color (int idx, const char *color)	975	rxvt_term::set_window_color (int idx, const char *color)
763	{	976	{
764	rxvt_color xcol;	977	rxvt_color xcol;
765	int i;	978	int i;
766		979
767	if (color == NULL || *color == '\0')	980	if (color == NULL || *color == '\0')
768	return;	981	return;
769		982
770	/* handle color aliases */	983	/* handle color aliases */
771	if (isdigit(*color))	984	if (isdigit (*color))
772	{	985	{
773	i = atoi(color);	986	i = atoi (color);
		987
774	if (i >= 8 && i <= 15)	988	if (i >= 8 && i <= 15)
775	{ /* bright colors */	989	{ /* bright colors */
776	i -= 8;	990	i -= 8;
777	# ifndef NO_BRIGHTCOLOR	991	# ifndef NO_BRIGHTCOLOR
778	PixColors[idx] = PixColors[minBrightCOLOR + i];	992	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
779	SET_PIXCOLOR(idx);	993	SET_PIXCOLOR (idx);
780	goto Done;	994	goto Done;
781	# endif	995	# endif
782
783	}	996	}
		997
784	if (i >= 0 && i <= 7)	998	if (i >= 0 && i <= 7)
785	{ /* normal colors */	999	{ /* normal colors */
786	PixColors[idx] = PixColors[minCOLOR + i];	1000	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787	SET_PIXCOLOR(idx);	1001	SET_PIXCOLOR (idx);
788	goto Done;	1002	goto Done;
789	}	1003	}
790	}	1004	}
		1005
791	if (!rXParseAllocColor (& xcol, color))	1006	if (!rXParseAllocColor (&xcol, color))
792	return;	1007	return;
		1008
793	/* XStoreColor (display->display, XCMAP, XColor*); */	1009	/* XStoreColor (display->display, display->cmap, XColor*); */
794		1010
795	/*	1011	/*
796	* FIXME: should free colors here, but no idea how to do it so instead,	1012	* FIXME: should free colors here, but no idea how to do it so instead,
797	* so just keep gobbling up the colormap	1013	* so just keep gobbling up the colormap
798	*/	1014	*/
799	# if 0	1015	# if 0
800	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
801	if (PixColors[idx] == PixColors[i])	1017	if (pix_colors[idx] == pix_colors[i])
802	break;	1018	break;
803	if (i > Color_White)	1019	if (i > Color_White)
804	{	1020	{
805	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1021	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
806	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,	1022	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
807	DisplayPlanes(display->display, display->screen));	1023	DisplayPlanes (display->display, display->screen));
808	}	1024	}
809	# endif	1025	# endif
810		1026
811	PixColors[idx] = xcol;	1027	pix_colors_focused[idx] = xcol;
812	SET_PIXCOLOR(idx);	1028	SET_PIXCOLOR (idx);
813		1029
814	/* XSetWindowAttributes attr; */	1030	/* XSetWindowAttributes attr; */
815	/* Cursor cursor; */	1031	/* Cursor cursor; */
816	Done:	1032	Done:
817	if (idx == Color_bg && !(Options & Opt_transparent))	1033	#ifdef OFF_FOCUS_FADING
818	XSetWindowBackground(display->display, TermWin.vt,	1034	if (rs[Rs_fade])
819	PixColors[Color_bg]);	1035	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		1036	#endif
820		1037
821	/* handle Color_BD, scrollbar background, etc. */	1038	/*TODO: handle Color_BD, scrollbar background, etc. */
822		1039
823	set_colorfgbg ();
824	recolour_cursor ();	1040	recolour_cursor ();
825	/* the only reasonable way to enforce a clean update */	1041	scr_recolour ();
826	scr_poweron ();
827	}	1042	}
828		1043
829	#else	1044	#else
830	# define set_window_color (idx,color) ((void)0)	1045	# define set_window_color (idx,color) ((void)0)
831	#endif /* XTERM_COLOR_CHANGE */	1046	#endif /* XTERM_COLOR_CHANGE */
832		1047
833	void	1048	void
834	rxvt_term::recolour_cursor ()	1049	rxvt_term::recolour_cursor ()
835	{	1050	{
836	#if TODO
837	rxvt_color xcol[2];	1051	XColor xcol[2];
838		1052
839	xcol[0] = PixColors[Color_pointer];	1053	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
840	xcol[1] = PixColors[Color_bg];	1054	? pix_colors_focused[Color_pointer_fg]
		1055	: pix_colors_focused[Color_fg];
		1056	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1057	? pix_colors_focused[Color_pointer_bg]
		1058	: pix_colors_focused[Color_bg];
		1059
841	XQueryColors (display->display, XCMAP, xcol, 2);	1060	XQueryColors (display->display, display->cmap, xcol, 2);
842	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1061	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
843	#endif
844	}	1062	}
845		1063
846	/*----------------------------------------------------------------------*/	1064	/*----------------------------------------------------------------------*/
847	/*	1065	/*
848	* find if fg/bg matches any of the normal (low-intensity) colors	1066	* find if fg/bg matches any of the normal (low-intensity) colors
849	*/	1067	*/
850	void	1068	void
851	rxvt_term::set_colorfgbg ()	1069	rxvt_term::set_colorfgbg ()
852	{	1070	{
853	unsigned int i;	1071	unsigned int i;
854	const char *xpmb = "\0";	1072	const char *xpmb = "\0";
855	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1073	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856		1074
857	env_colorfgbg =
858	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1075	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
859	STRCPY(fstr, "default");	1076	strcpy (fstr, "default");
860	STRCPY(bstr, "default");	1077	strcpy (bstr, "default");
861	for (i = Color_Black; i <= Color_White; i++)	1078	for (i = Color_Black; i <= Color_White; i++)
862	if (PixColors[Color_fg] == PixColors[i])	1079	if (pix_colors[Color_fg] == pix_colors[i])
863	{	1080	{
864	sprintf(fstr, "%d", (i - Color_Black));	1081	sprintf (fstr, "%d", (i - Color_Black));
865	break;	1082	break;
866	}	1083	}
		1084
867	for (i = Color_Black; i <= Color_White; i++)	1085	for (i = Color_Black; i <= Color_White; i++)
868	if (PixColors[Color_bg] == PixColors[i])	1086	if (pix_colors[Color_bg] == pix_colors[i])
869	{	1087	{
870	sprintf(bstr, "%d", (i - Color_Black));	1088	sprintf (bstr, "%d", (i - Color_Black));
871	#ifdef XPM_BACKGROUND	1089	#ifdef XPM_BACKGROUND
872	xpmb = "default;";	1090	xpmb = "default;";
873	#endif	1091	#endif
874	break;	1092	break;
875	}	1093	}
		1094
876	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1095	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877	putenv(env_colorfgbg);
878
879	#ifndef NO_BRIGHTCOLOR
880	colorfgbg = DEFAULT_RSTYLE;
881	for (i = minCOLOR; i <= maxCOLOR; i++)
882	{
883	if (PixColors[Color_fg] == PixColors[i])
884	colorfgbg = SET_FGCOLOR(colorfgbg, i);
885	if (PixColors[Color_bg] == PixColors[i])
886	colorfgbg = SET_BGCOLOR(colorfgbg, i);
887	}
888	#endif
889	}	1096	}
890		1097
891	/*----------------------------------------------------------------------*/	1098	/*----------------------------------------------------------------------*/
892	/*
893	* Colour determination for low colour displays, routine from
894	* Hans de Goede <hans@highrise.nl>
895	*/
896		1099
897	int	1100	int
898	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1101	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
899	{	1102	{
900	if (!screen_in_out->set (display, colour))	1103	if (!screen_in_out->set (display, colour))
901	{	1104	{
902	rxvt_print_error("can't allocate colour: %s", colour);	1105	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
903	return false;	1106	return false;
904	}	1107	}
905		1108
906	return true;	1109	return true;
907	}	1110	}
…		…
911	* -------------------------------------------------------------------- */	1114	* -------------------------------------------------------------------- */
912	void	1115	void
913	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1116	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
914	{	1117	{
915	int fix_screen;	1118	int fix_screen;
916
917	#ifdef SMART_RESIZE	1119	#ifdef SMART_RESIZE
918	int old_width = szHint.width, old_height = szHint.height;	1120	int old_width = szHint.width, old_height = szHint.height;
919	#endif	1121	#endif
		1122	dDisp;
920		1123
921	window_calc (width, height);	1124	window_calc (width, height);
922	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1125	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1126
923	if (!ignoreparent)	1127	if (!ignoreparent)
924	{	1128	{
925	#ifdef SMART_RESIZE	1129	#ifdef SMART_RESIZE
926	/*	1130	/*
927	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1131	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
930	int x, y, x1, y1;	1134	int x, y, x1, y1;
931	int dx, dy;	1135	int dx, dy;
932	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1136	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933	Window unused_cr;	1137	Window unused_cr;
934		1138
935	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1139	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
936	0, 0, &x, &y, &unused_cr);	1140	0, 0, &x, &y, &unused_cr);
937	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1141	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
938	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1142	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
939	/*	1143	/*
940	* if display->root isn't the parent window, a WM will probably have offset	1144	* if display->root isn't the parent window, a WM will probably have offset
941	* our position for handles and decorations. Counter it	1145	* our position for handles and decorations. Counter it
942	*/	1146	*/
…		…
944	{	1148	{
945	x -= x1;	1149	x -= x1;
946	y -= y1;	1150	y -= y1;
947	}	1151	}
948		1152
949	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1153	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
950	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1154	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
951	dx = old_width - szHint.width;	1155	dx = old_width - szHint.width;
952	dy = old_height - szHint.height;	1156	dy = old_height - szHint.height;
953		1157
954	/* Check position of the center of the window */	1158	/* Check position of the center of the window */
955	if (x < x1) /* left half */	1159	if (x < x1) /* left half */
…		…
959	if (y < y1) /* top half */	1163	if (y < y1) /* top half */
960	dy = 0;	1164	dy = 0;
961	else if (y == y1) /* exact center */	1165	else if (y == y1) /* exact center */
962	dy /= 2;	1166	dy /= 2;
963		1167
964	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1168	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
965	szHint.width, szHint.height);	1169	szHint.width, szHint.height);
966	#else	1170	#else
967	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1171	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
968	szHint.height);
969	#endif	1172	#endif
970
971	}	1173	}
972		1174
973	fix_screen = (TermWin.ncol != prev_ncol	1175	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
974	|| TermWin.nrow != prev_nrow);
975		1176
976	if (fix_screen || width != old_width || height != old_height)	1177	if (fix_screen || width != old_width || height != old_height)
977	{	1178	{
978	if (scrollbar_visible ())	1179	if (scrollbar_visible ())
979	{	1180	{
980	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1181	XMoveResizeWindow (disp, scrollBar.win,
		1182	window_sb_x, 0,
981	0, scrollbar_TotalWidth (), szHint.height);	1183	scrollbar_TotalWidth (), szHint.height);
982	resize_scrollbar ();	1184	resize_scrollbar ();
983	}	1185	}
984		1186
985	if (menubar_visible ())	1187	if (menubar_visible ())
986	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1188	XMoveResizeWindow (disp, menuBar.win,
		1189	window_vt_x, 0,
987	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1190	TermWin_TotalWidth (), menuBar_TotalHeight ());
988		1191
989	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1192	XMoveResizeWindow (disp, TermWin.vt,
990	window_vt_y, TermWin_TotalWidth (),	1193	window_vt_x, window_vt_y,
991	TermWin_TotalHeight ());	1194	TermWin_TotalWidth (), TermWin_TotalHeight ());
992	#ifdef RXVT_GRAPHICS	1195
993	if (old_height)
994	Gr_Resize (old_width - szHint.base_width,
995	old_height - szHint.base_height);
996	#endif
997	scr_clear ();	1196	scr_clear ();
998	#ifdef XPM_BACKGROUND	1197	#ifdef XPM_BACKGROUND
999	resize_pixmap ();	1198	resize_pixmap ();
1000	#endif	1199	#endif
1001
1002	}	1200	}
1003		1201
1004	if (fix_screen || old_height == 0)	1202	if (fix_screen || old_height == 0)
1005	{	1203	{
1006	int curr_screen = -1;	1204	int curr_screen = -1;
…		…
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1211	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);	1212	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;	1213	TermWin.ncol = ncol;
1016	}	1214	}
1017		1215
1018	scr_reset();	1216	scr_reset ();
1019		1217
1020	if (curr_screen >= 0) /* this is not the first time through */	1218	if (curr_screen >= 0) /* this is not the first time through */
1021	{	1219	{
1022	scr_change_screen (curr_screen);	1220	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1221	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
1025	}	1223	}
1026		1224
1027	old_width = szHint.width;	1225	old_width = szHint.width;
1028	old_height = szHint.height;	1226	old_height = szHint.height;
1029		1227
		1228	#ifdef XPM_BACKGROUND
		1229	if (TermWin.pixmap)
		1230	scr_touch (false);
		1231	#endif
		1232
1030	#ifdef USE_XIM	1233	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1234	IMSetStatusPosition ();
1032	#endif	1235	#endif
1033	}	1236	}
1034		1237
…		…
1041	{	1244	{
1042	XWindowAttributes wattr;	1245	XWindowAttributes wattr;
1043		1246
1044	if (width == 0 || height == 0)	1247	if (width == 0 || height == 0)
1045	{	1248	{
1046	XGetWindowAttributes(display->display, display->root, &wattr);	1249	XGetWindowAttributes (display->display, display->root, &wattr);
1047	if (width == 0)	1250	if (width == 0)
1048	width = wattr.width - szHint.base_width;	1251	width = wattr.width - szHint.base_width;
1049	if (height == 0)	1252	if (height == 0)
1050	height = wattr.height - szHint.base_height;	1253	height = wattr.height - szHint.base_height;
1051	}	1254	}
		1255
1052	if (width != TermWin.width || height != TermWin.height)	1256	if (width != TermWin.width || height != TermWin.height)
1053	{	1257	{
1054	width += szHint.base_width;	1258	width += szHint.base_width;
1055	height += szHint.base_height;	1259	height += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1260	resize_all_windows (width, height, 0);
…		…
1061	* - X INPUT METHOD ROUTINES - *	1265	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1266	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1267	#ifdef USE_XIM
1064		1268
1065	void	1269	void
		1270	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1271	{
		1272	fg = pix_colors[Color_fg];
		1273	bg = pix_colors[Color_bg];
		1274	}
		1275
		1276	void
1066	rxvt_term::im_set_size (XRectangle *size)	1277	rxvt_term::im_set_size (XRectangle &size)
1067	{	1278	{
		1279	// the int_bwidth terms make no sense to me
1068	size->x = TermWin.int_bwidth;	1280	size.x = TermWin.int_bwidth;
1069	size->y = TermWin.int_bwidth;	1281	size.y = TermWin.int_bwidth;
1070	size->width = Width2Pixel(TermWin.ncol);	1282	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1071	size->height = Height2Pixel(TermWin.nrow);	1283	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1072	}	1284	}
1073		1285
1074	void	1286	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1287	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1288	XRectangle &status_rect,
		1289	const XRectangle &needed_rect)
1076	{	1290	{
1077	*fg = PixColors[Color_fg];	1291	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1292	preedit_rect.y = 0;
		1293	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1294	preedit_rect.height = TermWin.fheight;
		1295
		1296	status_rect.x = 0;
		1297	status_rect.y = 0;
		1298	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1299	status_rect.height = TermWin.fheight;
1079	}	1300	}
1080		1301
1081	/* Checking whether input method is running. */	1302	/* Checking whether input method is running. */
1082	bool	1303	bool
1083	rxvt_term::IMisRunning ()	1304	rxvt_term::IMisRunning ()
1084	{	1305	{
1085	char *p;	1306	char *p;
1086	Atom atom;	1307	Atom atom;
1087	Window win;	1308	Window win;
1088	char server[IMBUFSIZ];	1309	char server[IMBUFSIZ];
1089		1310
1090	/* get current locale modifier */	1311	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1312	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092	{	1313	{
1093	STRCPY(server, "@server=");	1314	strcpy (server, "@server=");
1094	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1315	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1316
1095	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1317	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096	*p = '\0';	1318	*p = '\0';
1097		1319
1098	atom = XInternAtom(display->display, server, False);	1320	atom = XInternAtom (display->display, server, False);
1099	win = XGetSelectionOwner(display->display, atom);	1321	win = XGetSelectionOwner (display->display, atom);
		1322
1100	if (win != None)	1323	if (win != None)
1101	return True;	1324	return True;
1102	}	1325	}
		1326
1103	return False;	1327	return False;
1104	}	1328	}
1105		1329
1106	void	1330	void
1107	rxvt_term::IMSendSpot ()	1331	rxvt_term::IMSendSpot ()
1108	{	1332	{
1109	XPoint spot;	1333	XPoint nspot;
1110	XVaNestedList preedit_attr;	1334	XVaNestedList preedit_attr;
1111		1335
1112	if (Input_Context == NULL	1336	if (!Input_Context
		1337	|| !TermWin.focus
1113	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1338	|| !(input_style & XIMPreeditPosition))
1114	|| !(event_type == KeyPress
1115	|| event_type == Expose
1116	|| event_type == NoExpose
1117	|| event_type == SelectionNotify
1118	|| event_type == ButtonRelease || event_type == FocusIn)
1119	|| !IMisRunning ())
1120	return;	1339	return;
1121		1340
1122	im_set_position (&spot);	1341	im_set_position (nspot);
1123		1342
		1343	if (nspot.x == spot.x && nspot.y == spot.y)
		1344	return;
		1345
		1346	spot = nspot;
		1347
1124	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1348	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1349	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree(preedit_attr);	1350	XFree (preedit_attr);
1127	}
1128
1129	void
1130	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131	XRectangle * needed_rect)
1132	{
1133	int mbh, vtx = 0;
1134
1135	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136	vtx = scrollbar_TotalWidth();
1137
1138	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139	mbh -= TermWin.lineSpace;
1140
1141	preedit_rect->x = needed_rect->width + vtx;
1142	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145	preedit_rect->height = Height2Pixel(1);
1146
1147	status_rect->x = vtx;
1148	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151	status_rect->height = Height2Pixel(1);
1152	}	1351	}
1153		1352
1154	void	1353	void
1155	rxvt_term::im_destroy ()	1354	rxvt_term::im_destroy ()
1156	{	1355	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1356	if (input_method)
1164	{	1357	{
		1358	if (Input_Context && input_method->xim)
		1359	XDestroyIC (Input_Context);
		1360
1165	display->put_xim (input_method);	1361	display->put_xim (input_method);
1166	input_method = 0;	1362	input_method = 0;
1167	}	1363	}
		1364
		1365	Input_Context = 0;
1168	}	1366	}
1169		1367
1170	/*	1368	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1369	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1370	* open a suitable preedit type
1173	*/	1371	*/
1174	bool	1372	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1373	rxvt_term::IM_get_IC (const char *modifiers)
1176	{	1374	{
1177	int i, j, found;	1375	int i, j, found;
1178	XIM xim;	1376	XIM xim;
1179	XPoint spot;	1377	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1378	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1379	unsigned long fg, bg;
1182	const char *p;	1380	const char *p;
1183	char **s;	1381	char **s;
1184	XIMStyles *xim_styles;	1382	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;
1186		1383
1187	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1384	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1385	return false;
1189		1386
1190	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1387	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191	input_method = display->get_xim (locale, modifiers);	1388	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1389	if (input_method == NULL)
1193	return false;	1390	return false;
1194		1391
1195	xim = input_method->xim;	1392	xim = input_method->xim;
		1393	spot.x = spot.y = -1;
1196		1394
1197	xim_styles = NULL;	1395	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1396	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1397	|| !xim_styles || !xim_styles->count_styles)
1200	{	1398	{
1201	display->put_xim (input_method);	1399	im_destroy ();
1202	return false;	1400	return false;
1203	}	1401	}
1204		1402
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1403	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1404
		1405	for (int pi = 0; pi < 2; pi++)
		1406	{
		1407	p = pet[pi];
		1408
		1409	if (!p)
		1410	continue;
		1411
1206	s = rxvt_splitcommastring(p);	1412	s = rxvt_splitcommastring (p);
		1413
1207	for (i = found = 0; !found && s[i]; i++)	1414	for (i = found = 0; !found && s[i]; i++)
1208	{	1415	{
1209	if (!STRCMP(s[i], "OverTheSpot"))	1416	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1417	input_style = (XIMPreeditPosition | XIMStatusNothing);
1211	else if (!STRCMP(s[i], "OffTheSpot"))	1418	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1419	input_style = (XIMPreeditArea | XIMStatusArea);
1213	else if (!STRCMP(s[i], "Root"))	1420	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1421	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1422	else if (!strcmp (s[i], "None"))
		1423	input_style = (XIMPreeditNone | XIMStatusNone);
1215		1424
1216	for (j = 0; j < xim_styles->count_styles; j++)	1425	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1426	if (input_style == xim_styles->supported_styles[j])
1218	{	1427	{
		1428	rxvt_freecommastring (s);
		1429
1219	found = 1;	1430	found = 1;
1220	break;	1431	goto foundpet;
		1432	}
		1433
1221	}	1434	}
1222	}
1223		1435
1224	for (i = 0; s[i]; i++)	1436	rxvt_freecommastring (s);
1225	free (s[i]);	1437	}
1226		1438
1227	free (s);	1439	foundpet:
		1440
1228	XFree (xim_styles);	1441	XFree (xim_styles);
1229		1442
1230	if (!found)	1443	if (!found)
1231	{	1444	{
1232	display->put_xim (input_method);	1445	im_destroy ();
1233	return false;	1446	return false;
1234	}	1447	}
1235		1448
1236	preedit_attr = status_attr = NULL;	1449	XFontSet fs = 0;
		1450	XVaNestedList preedit_attr = 0, status_attr = 0;
		1451
		1452	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1453	{
		1454	// fake us a font-set, please
		1455	char **missing_charset_list;
		1456	int missing_charset_count;
		1457	char *def_string;
		1458	char pat[512];
		1459
		1460	sprintf (pat,
		1461	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1462	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1463	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1466	"*",
		1467	TermWin.fheight,
		1468	TermWin.fheight + 1, TermWin.fheight - 1,
		1469	TermWin.fheight - 2, TermWin.fheight + 2);
		1470
		1471	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1472	&missing_charset_list, &missing_charset_count, &def_string);
		1473
		1474	if (missing_charset_list)
		1475	XFreeStringList (missing_charset_list);
		1476
		1477	if (!fs)
		1478	{
		1479	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1480	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1481	}
		1482	}
1237		1483
1238	if (input_style & XIMPreeditPosition)	1484	if (input_style & XIMPreeditPosition)
1239	{	1485	{
1240	im_set_size (&rect);	1486	im_set_size (rect);
1241	im_set_position (&spot);	1487	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1488	im_set_color (fg, bg);
1243		1489
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1490	preedit_attr = XVaCreateNestedList (0,
		1491	XNForeground, fg,
		1492	XNBackground, bg,
		1493	XNArea, &rect,
1245	XNSpotLocation, &spot,	1494	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1495	XNFontSet, fs,
1248	NULL);	1496	NULL);
1249	}	1497	}
1250	else if (input_style & XIMPreeditArea)	1498	else if (input_style & XIMPreeditArea)
1251	{	1499	{
1252	im_set_color (&fg, &bg);	1500	im_set_color (fg, bg);
1253		1501
1254	/*	1502	/*
1255	* The necessary width of preedit area is unknown	1503	* The necessary width of preedit area is unknown
1256	* until create input context.	1504	* until create input context.
1257	*/	1505	*/
1258	needed_rect.width = 0;	1506	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1507	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1508
1262	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1509	preedit_attr = XVaCreateNestedList (0,
		1510	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1511	XNBackground, bg,
		1512	XNArea, &rect,
		1513	XNFontSet, fs,
		1514	NULL);
		1515	status_attr = XVaCreateNestedList (0,
		1516	XNForeground, fg,
		1517	XNBackground, bg,
		1518	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1519	XNFontSet, fs,
1265	NULL);	1520	NULL);
1266	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1267	XNForeground, fg, XNBackground, bg,
1268	//XNFontSet, TermWin.fontset,
1269	NULL);
1270	}	1521	}
1271		1522
1272	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1523	Input_Context = XCreateIC (xim,
		1524	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1525	XNClientWindow, TermWin.vt,
1274	XNFocusWindow, TermWin.parent[0],	1526	XNFocusWindow, TermWin.parent[0],
1275	preedit_attr ? XNPreeditAttributes : NULL,	1527	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1528	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1529	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1530	status_attr, NULL);
		1531
1279	if (preedit_attr) XFree(preedit_attr);	1532	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree(status_attr);	1533	if (status_attr) XFree (status_attr);
		1534	if (fs) XFreeFontSet (display->display, fs);
1281		1535
1282	if (Input_Context == NULL)	1536	if (Input_Context == NULL)
1283	{	1537	{
1284	rxvt_print_error("failed to create input context");	1538	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1539	im_destroy ();
1286	return false;	1540	return false;
1287	}	1541	}
1288		1542
1289	if (input_style & XIMPreeditArea)	1543	if (input_style & XIMPreeditArea)
1290	IMSetStatusPosition ();	1544	IMSetStatusPosition ();
1291		1545
1292	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1546	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1293	return true;	1547	return true;
1294	}	1548	}
1295		1549
1296	void	1550	void
1297	rxvt_term::im_cb ()	1551	rxvt_term::im_cb ()
…		…
1299	int i, found, had_im;	1553	int i, found, had_im;
1300	const char *p;	1554	const char *p;
1301	char **s;	1555	char **s;
1302	char buf[IMBUFSIZ];	1556	char buf[IMBUFSIZ];
1303		1557
		1558	SET_R (this);
		1559
1304	im_destroy ();	1560	im_destroy ();
1305		1561
1306	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1562	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1307	if (Input_Context)	1563	if (Input_Context)
1308	return;	1564	return;
1309		1565
1310	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1566	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311	if (rs[Rs_imLocale])	1567	if (rs[Rs_imLocale])
1312	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1568	SET_LOCALE (rs[Rs_imLocale]);
1313	#endif	1569	#endif
1314		1570
1315	p = rs[Rs_inputMethod];	1571	p = rs[Rs_inputMethod];
1316	if (p && *p)	1572	if (p && *p)
1317	{	1573	{
1318	bool found = false;	1574	bool found = false;
1319		1575
1320	s = rxvt_splitcommastring (p);	1576	s = rxvt_splitcommastring (p);
		1577
1321	for (i = 0; s[i]; i++)	1578	for (i = 0; s[i]; i++)
1322	{	1579	{
1323	if (*s[i])	1580	if (*s[i])
1324	{	1581	{
1325	STRCPY (buf, "@im=");	1582	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1583	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1584	if (IM_get_IC (buf))
1328	{	1585	{
1329	found = true;	1586	found = true;
1330	break;	1587	break;
1331	}	1588	}
1332	}	1589	}
1333	}	1590	}
1334	for (i = 0; s[i]; i++)	1591
1335	free(s[i]);	1592	rxvt_freecommastring (s);
1336	free(s);
1337		1593
1338	if (found)	1594	if (found)
1339	goto done;	1595	goto done;
1340	}	1596	}
1341		1597
…		…
1348	goto done;	1604	goto done;
1349		1605
1350	done:	1606	done:
1351	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1607	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352	if (rs[Rs_imLocale])	1608	if (rs[Rs_imLocale])
1353	setlocale (LC_CTYPE, locale);	1609	SET_LOCALE (locale);
1354	#endif	1610	#endif
1355	}	1611	}
1356		1612
1357	void	1613	void
1358	rxvt_term::IMSetStatusPosition ()	1614	rxvt_term::IMSetStatusPosition ()
1359	{	1615	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1616	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1617	XVaNestedList preedit_attr, status_attr;
1362		1618
1363	if (Input_Context == NULL	1619	if (!Input_Context
		1620	|| !TermWin.focus
1364	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1621	|| !(input_style & XIMPreeditArea)
1365	|| !IMisRunning ())	1622	|| !IMisRunning ())
1366	return;	1623	return;
1367		1624
1368	/* Getting the necessary width of preedit area */	1625	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1626	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1627	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree(status_attr);	1628	XFree (status_attr);
1372		1629
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1630	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1631	XFree (needed_rect);
1374		1632
1375	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1633	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1634	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1635
1378	XSetICValues(Input_Context,	1636	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1637	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1638	XNStatusAttributes, status_attr, NULL);
1381		1639
1382	XFree(preedit_attr);	1640	XFree (preedit_attr);
1383	XFree(status_attr);	1641	XFree (status_attr);
1384	}	1642	}
1385	#endif /* USE_XIM */	1643	#endif /* USE_XIM */
1386		1644
1387	/*----------------------------------------------------------------------*/	1645	/*----------------------------------------------------------------------*/
1388	rxvt_t rxvt_current_term;	1646	rxvt_t rxvt_current_term;

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