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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.29 by pcg, Wed Feb 11 08:13:45 2004 UTC vs.
Revision 1.145 by root, Thu Aug 11 02:05:07 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.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
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		35
36	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
37		38
38	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	40	# include <grp.h>
40	#endif	41	#endif
41		42
42	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	44	# include <termios.h>
44	#endif	45	#endif
45		46
46	#include <cstring>	47	#ifdef KEYSYM_RESOURCE
		48	# include "keyboard.h"
		49	#endif
		50
		51	vector<rxvt_term *> rxvt_term::termlist;
47		52
48	static char curlocale[128];	53	static char curlocale[128];
49		54
50	void	55	bool
51	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
52	{	57	{
53	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
54	{	59	return false;
		60
55	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
56	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
57	}	77	{
58	}	78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
59		81
60	void *	82	// check to see wether this combination already exists otherwise
61	rxvt_term::operator new (size_t s)	83	for (cc = v.end (); cc-- > v.begin (); )
62	{	84	{
63	void *p = malloc (s);	85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
64		88
65	MEMSET (p, 0, s);	89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
66	return p;	125	return len;
67	}
68		126
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	127	}
		128	#endif
74		129
75	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
76	:	131	:
		132	#if TRANSPARENT
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
		141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
		145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		155	#endif
		156	#ifdef POINTER_BLANK
		157	pointer_ev (this, &rxvt_term::pointer_cb),
		158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	sw_term (this, &rxvt_term::sig_term),
		163	sw_int (this, &rxvt_term::sig_term),
		164	sw_chld (this, &rxvt_term::sig_chld),
78	termwin_ev (this, &rxvt_term::x_cb),	165	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	166	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),	167	check_ev (this, &rxvt_term::check_cb),
		168	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	169	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	170	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	171	incr_ev (this, &rxvt_term::incr_cb)
99	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)
101	#endif
102	{	172	{
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104	}
105		174
106	rxvt_term::~rxvt_term ()	175	termlist.push_back (this);
		176
		177	#ifdef KEYSYM_RESOURCE
		178	keyboard = new keyboard_manager;
		179
		180	if (!keyboard)
		181	rxvt_fatal ("out of memory, aborting.\n");
		182	#endif
		183	}
		184
		185	// clean up the most important stuff, do *not* call x or free mem etc.
		186	// for use before an emergency exit
		187	void rxvt_term::emergency_cleanup ()
107	{	188	{
108	if (cmd_fd >= 0)	189	if (cmd_pid)
109	close (cmd_fd);	190	kill (-cmd_pid, SIGHUP);
110		191
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	192	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);	193	privileged_utmp (RESTORE);
121	#endif	194	#endif
122		195
		196	pty.put ();
		197	}
		198
		199	rxvt_term::~rxvt_term ()
		200	{
		201	termlist.erase (find (termlist.begin (), termlist.end(), this));
		202
		203	emergency_cleanup ();
		204
		205	#if ENABLE_STYLES
		206	for (int i = RS_styleCount; --i; )
		207	if (TermWin.fontset[i] != TermWin.fontset[0])
		208	delete TermWin.fontset[i];
		209	#endif
		210	delete TermWin.fontset[0];
		211
		212	if (display)
		213	{
		214	dDisp;
		215
		216	selection_clear ();
		217
		218	#ifdef USE_XIM
		219	im_destroy ();
		220	#endif
		221	#ifdef MENUBAR
		222	if (menubarGC) XFreeGC (disp, menubarGC);
		223	#endif
		224	#ifdef XTERM_SCROLLBAR
		225	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		226	if (ShadowGC) XFreeGC (disp, ShadowGC);
		227	#endif
		228	#ifdef PLAIN_SCROLLBAR
		229	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		230	#endif
		231	#ifdef NEXT_SCROLLBAR
		232	if (blackGC) XFreeGC (disp, blackGC);
		233	if (whiteGC) XFreeGC (disp, whiteGC);
		234	if (grayGC) XFreeGC (disp, grayGC);
		235	if (darkGC) XFreeGC (disp, darkGC);
		236	if (stippleGC) XFreeGC (disp, stippleGC);
		237	if (dimple) XFreePixmap (disp, dimple);
		238	if (upArrow) XFreePixmap (disp, upArrow);
		239	if (downArrow) XFreePixmap (disp, downArrow);
		240	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		241	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		242	#endif
		243	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		244	if (topShadowGC) XFreeGC (disp, topShadowGC);
		245	if (botShadowGC) XFreeGC (disp, botShadowGC);
		246	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		247	#endif
		248	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		249
		250	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		251	delete menuBar.drawable;
		252	//if (menuBar.win)
		253	// XDestroyWindow (disp, menuBar.win);
		254	#endif
		255	delete TermWin.drawable;
		256	// destroy all windows
		257	if (TermWin.parent[0])
		258	XDestroyWindow (disp, TermWin.parent[0]);
		259	}
		260
123	// TODO: free pixcolours, colours should become part of rxvt_display	261	// TODO: free pixcolours, colours should become part of rxvt_display
124		262
125	delete PixColors;	263	delete pix_colors_focused;
		264	#if OFF_FOCUS_FADING
		265	delete pix_colors_unfocused;
		266	#endif
126		267
127	displays.put (display);	268	displays.put (display);
		269
		270	scr_release ();
		271
		272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	// TODO: manage env vars in child only(!)
		278	free (env_windowid);
		279	free (env_display);
		280	free (env_term);
		281	free (env_colorfgbg);
		282	free (locale);
		283	free (v_buffer);
		284	free (incr_buf);
		285
		286	delete envv;
		287	delete argv;
		288
		289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
128	}	292	}
129		293
130	void	294	void
131	rxvt_term::destroy ()	295	rxvt_term::destroy ()
132	{	296	{
		297	if (destroy_ev.active)
		298	return;
		299
		300	#if ENABLE_OVERLAY
		301	scr_overlay_off ();
		302	#endif
		303
133	if (display)	304	if (display)
134	{	305	{
135	if (TermWin.parent[0])	306	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	307	im_ev.stop (display);
137		308	#endif
		309	#if HAVE_SCROLLBARS
		310	scrollbar_ev.stop (display);
		311	#endif
		312	#if MENUBAR
		313	menubar_ev.stop (display);
		314	#endif
		315	#if TRANSPARENT
		316	rootwin_ev.stop (display);
		317	#endif
		318	incr_ev.stop ();
138	termwin_ev.stop (display);	319	termwin_ev.stop (display);
139	vt_ev.stop (display);	320	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	}	321	}
152		322
153	check_ev.stop ();	323	check_ev.stop ();
154	pty_ev.stop ();	324	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
157	#endif	327	#endif
158	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	329	text_blink_ev.stop ();
160	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
161	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	338	pointer_ev.stop ();
163	#endif	339	#endif
164		340
165	destroy_ev.start (0);	341	destroy_ev.start (0);
…		…
172		348
173	delete this;	349	delete this;
174	}	350	}
175		351
176	/*----------------------------------------------------------------------*/	352	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */	353	/*
178	/* LIBPROTO */	354	* Exit gracefully, clearing the utmp entry and restoring tty attributes
179	rxvt_t	355	* TODO: if debugging, this should free up any known resources if we can
180	rxvt_init (int argc, const char *const *argv)	356	*/
181	{	357	static XErrorHandler old_xerror_handler;
182	SET_R (new rxvt_term);
183		358
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	359	static void
		360	rxvt_emergency_cleanup ()
		361	{
		362	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		363	(*t)->emergency_cleanup ();
		364	}
		365
		366	#if ENABLE_FRILLS
		367	static void
		368	print_x_error (Display *dpy, XErrorEvent *event)
		369	{
		370	char buffer[BUFSIZ];
		371	char mesg[BUFSIZ];
		372	char number[32];
		373	char *mtype = "XlibMessage";
		374	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		375	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		376	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		377	rxvt_warn ("%s: %s\n", mesg, buffer);
		378	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		379	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		380	sprintf(number, "%d", event->request_code);
		381	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		382	rxvt_warn ("(which is %s)\n", buffer);
		383	if (event->request_code >= 128) {
		384	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		385	mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
185	{	387	}
186	delete GET_R;	388	if ((event->error_code == BadWindow) ||
187	SET_R (0);	389	(event->error_code == BadPixmap) ||
		390	(event->error_code == BadCursor) ||
		391	(event->error_code == BadFont) ||
		392	(event->error_code == BadDrawable) ||
		393	(event->error_code == BadColor) ||
		394	(event->error_code == BadGC) ||
		395	(event->error_code == BadIDChoice) ||
		396	(event->error_code == BadValue) ||
		397	(event->error_code == BadAtom)) {
		398	if (event->error_code == BadValue)
		399	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		400	mesg, BUFSIZ);
		401	else if (event->error_code == BadAtom)
		402	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		403	mesg, BUFSIZ);
		404	else
		405	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
188	}	408	}
189		409	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
190	return GET_R;	410	mesg, BUFSIZ);
		411	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
191	}	412	}
		413	#endif
192		414
		415	int
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);	416	rxvt_xerror_handler (Display *display, XErrorEvent *event)
194
195	void
196	rxvt_init_signals ()
197	{	417	{
198	/* install exit handler for cleanup */	418	if (GET_R->allowedxerror == -1)
199	#if 0	419	GET_R->allowedxerror = event->error_code;
200	#ifdef HAVE_ATEXIT	420	else
201	atexit(rxvt_clean_exit);	421	{
		422	//TODO: GET_R is most likely not the terminal which caused the error
		423	//TODO: maybe just output the error and continue?
		424	#if ENABLE_FRILLS
		425	print_x_error (display, event);
202	#else	426	#else
		427	old_xerror_handler (display, event);
203	#endif	428	#endif
204	#endif	429	}
205		430
206	struct sigaction sa;	431	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	}	432	}
223		433
		434	int
		435	rxvt_xioerror_handler (Display *display)
		436	{
		437	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		438	DisplayString (display));
		439	rxvt_emergency_cleanup ();
		440	_exit (EXIT_FAILURE);
		441	}
		442
		443	/*
		444	* Catch a fatal signal and tidy up before quitting
		445	*/
		446	void
		447	rxvt_term::sig_term (sig_watcher &w)
		448	{
		449	#ifdef DEBUG_CMD
		450	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		451	#endif
		452	rxvt_emergency_cleanup ();
		453	signal (w.signum, SIG_DFL);
		454	kill (getpid (), w.signum);
		455	}
		456
		457	/*----------------------------------------------------------------------*/
		458	/* rxvt_init () */
224	bool	459	bool
225	rxvt_term::init (int argc, const char *const *argv)	460	rxvt_term::init (int argc, const char *const *argv)
		461	{
		462	SET_R (this);
		463
		464	set_locale ("");
		465
		466	if (!init_vars ())
		467	return false;
		468
		469	init_secondary ();
		470
		471	const char **cmd_argv = init_resources (argc, argv);
		472
		473	#ifdef KEYSYM_RESOURCE
		474	keyboard->register_done ();
		475	#endif
		476
		477	#if MENUBAR_MAX
		478	menubar_read (rs[Rs_menu]);
		479	#endif
		480	#ifdef HAVE_SCROLLBARS
		481	if (options & Opt_scrollBar)
		482	scrollBar.setIdle (); /* set existence for size calculations */
		483	#endif
		484
		485	create_windows (argc, argv);
		486
		487	dDisp;
		488
		489	init_xlocale ();
		490
		491	scr_reset (); /* initialize screen */
		492
		493	#if 0
		494	XSynchronize (disp, True);
		495	#endif
		496
		497	#ifdef HAVE_SCROLLBARS
		498	if (options & Opt_scrollBar)
		499	resize_scrollbar (); /* create and map scrollbar */
		500	#endif
		501	#if (MENUBAR_MAX)
		502	if (menubar_visible ())
		503	XMapWindow (disp, menuBar.win);
		504	#endif
		505	#ifdef TRANSPARENT
		506	if (options & Opt_transparent)
		507	{
		508	XSelectInput (disp, display->root, PropertyChangeMask);
		509	check_our_parents ();
		510	rootwin_ev.start (display, display->root);
		511	}
		512	#endif
		513
		514	XMapWindow (disp, TermWin.vt);
		515	XMapWindow (disp, TermWin.parent[0]);
		516
		517	set_colorfgbg ();
		518
		519	init_command (cmd_argv);
		520
		521	free (cmd_argv);
		522
		523	pty_ev.start (pty.pty, EVENT_READ);
		524
		525	check_ev.start ();
		526
		527	return true;
		528	}
		529
		530	void
		531	rxvt_init ()
226	{	532	{
227	/*	533	/*
228	* Save and then give up any super-user privileges	534	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.	535	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:	536	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems	537	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems	538	* 2. chown tty on some systems
233	*/	539	*/
234	privileges (SAVE);	540	rxvt_privileges (SAVE);
235	privileges (IGNORE);	541	rxvt_privileges (IGNORE);
236		542
237	init_secondary ();	543	signal (SIGHUP, SIG_IGN);
		544	signal (SIGPIPE, SIG_IGN);
238		545
239	const char **cmd_argv = init_resources (argc, argv);	546	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		547	/* signal (SIGURG, SIG_DFL); */
240		548
241	set_locale ("");	549	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
242		550	// TODO: handle this with exceptions and tolerate the memory loss
243	#if (MENUBAR_MAX)	551	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	}	552	}
296		553
297	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *	555	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
300	/*	557	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died	558	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/	559	*/
303	/* ARGSUSED */	560
304	/* EXTPROTO */	561	void
305	RETSIGTYPE	562	rxvt_term::sig_chld (sig_watcher &w)
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{	563	{
308	int pid, save_errno = errno;	564	// we are being called for every SIGCHLD, not just ours
		565	int pid;
		566
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	567	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
310	;	568	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)	569	if (pid == (*t)->cmd_pid)
315	exit (EXIT_SUCCESS);	570	{
316	#endif	571	(*t)->destroy ();
317	}	572	break;
318		573	}
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	GET_R->destroy ();
359	}	574	}
360		575
361	/* ------------------------------------------------------------------------- *	576	/* ------------------------------------------------------------------------- *
362	* MEMORY ALLOCATION WRAPPERS *	577	* MEMORY ALLOCATION WRAPPERS *
363	* ------------------------------------------------------------------------- */	578	* ------------------------------------------------------------------------- */
364	/* EXTPROTO */	579	void *
		580	rxvt_malloc (size_t size)
		581	{
		582	void *p = malloc (size);
		583
		584	if (!p)
		585	rxvt_fatal ("memory allocation failure. aborting.\n");
		586
		587	return p;
		588	}
		589
365	void *	590	void *
366	rxvt_malloc(size_t size)	591	rxvt_calloc (size_t number, size_t size)
367	{	592	{
368	void *p;	593	void *p = calloc (number, size);
369		594
370	p = malloc(size);
371	if (p)	595	if (!p)
		596	rxvt_fatal ("memory allocation failure. aborting.\n");
		597
372	return p;	598	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	599	}
379		600
380	/* EXTPROTO */
381	void *	601	void *
382	rxvt_calloc(size_t number, size_t size)
383	{
384	void *p;
385
386	p = calloc(number, size);
387	if (p)
388	return p;
389
390	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit();
392	exit(EXIT_FAILURE);
393	/* NOTREACHED */
394	}
395
396	/* EXTPROTO */
397	void *
398	rxvt_realloc(void *ptr, size_t size)	602	rxvt_realloc (void *ptr, size_t size)
399	{	603	{
400	void *p;
401
402	if (ptr)
403	p = realloc(ptr, size);	604	void *p = realloc (ptr, size);
404	else	605
405	p = malloc(size);
406	if (p)	606	if (!p)
		607	rxvt_fatal ("memory allocation failure. aborting.\n");
		608
407	return p;	609	return p;
408
409	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410	rxvt_clean_exit();
411	exit(EXIT_FAILURE);
412	/* NOTREACHED */
413	}	610	}
414		611
415	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
416	* PRIVILEGED OPERATIONS *	613	* PRIVILEGED OPERATIONS *
417	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
418	/* take care of suid/sgid super-user (root) privileges */	615	/* take care of suid/sgid super-user (root) privileges */
419	void	616	void
420	rxvt_term::privileges (int mode)	617	rxvt_privileges (rxvt_privaction action)
421	{	618	{
		619	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		620	static uid_t euid;
		621	static gid_t egid;
		622	#endif
		623
422	#if ! defined(__CYGWIN32__)	624	#if ! defined(__CYGWIN32__)
423	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	625	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424	/* setreuid() is the poor man's setuid(), seteuid() */	626	/* setreuid () is the poor man's setuid (), seteuid () */
425	# define seteuid(a) setreuid(-1, (a))	627	# define seteuid(a) setreuid(-1, (a))
426	# define setegid(a) setregid(-1, (a))	628	# define setegid(a) setregid(-1, (a))
427	# define HAVE_SETEUID	629	# define HAVE_SETEUID
428	# endif	630	# endif
429	# ifdef HAVE_SETEUID	631	# ifdef HAVE_SETEUID
430	switch (mode)	632	switch (action)
431	{	633	{
432	case IGNORE:	634	case IGNORE:
433	/*	635	/*
434	* change effective uid/gid - not real uid/gid - so we can switch	636	* change effective uid/gid - not real uid/gid - so we can switch
435	* back to root later, as required	637	* back to root later, as required
436	*/	638	*/
437	seteuid(getuid());	639	seteuid (getuid ());
438	setegid(getgid());	640	setegid (getgid ());
439	break;	641	break;
440	case SAVE:	642	case SAVE:
441	euid = geteuid();	643	euid = geteuid ();
442	egid = getegid();	644	egid = getegid ();
443	break;	645	break;
444	case RESTORE:	646	case RESTORE:
445	seteuid(euid);	647	seteuid (euid);
446	setegid(egid);	648	setegid (egid);
447	break;	649	break;
448	}	650	}
449	# else	651	# else
450	switch (mode)	652	switch (action)
451	{	653	{
452	case IGNORE:	654	case IGNORE:
453	setuid(getuid());	655	setuid (getuid ());
454	setgid(getgid());	656	setgid (getgid ());
455	/* FALLTHROUGH */	657	/* FALLTHROUGH */
456	case SAVE:	658	case SAVE:
457	/* FALLTHROUGH */	659	/* FALLTHROUGH */
458	case RESTORE:	660	case RESTORE:
459	break;	661	break;
…		…
462	#endif	664	#endif
463	}	665	}
464		666
465	#ifdef UTMP_SUPPORT	667	#ifdef UTMP_SUPPORT
466	void	668	void
467	rxvt_term::privileged_utmp (char action)	669	rxvt_term::privileged_utmp (rxvt_privaction action)
468	{	670	{
469	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470	action, next_utmp_action, getpid()));
471	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472	|| (Options & Opt_utmpInhibit)	671	if ((options & Opt_utmpInhibit)
473	|| ttydev == NULL || *ttydev == '\0')	672	|| !pty.name || !*pty.name)
474	return;	673	return;
475		674
476	privileges (RESTORE);	675	rxvt_privileges (RESTORE);
		676
477	if (action == SAVE)	677	if (action == SAVE)
478	{
479	next_utmp_action = RESTORE;
480	makeutent (ttydev, rs[Rs_display_name]);	678	makeutent (pty.name, rs[Rs_display_name]);
481	}
482	else	679	else
483	{ /* action == RESTORE */
484	next_utmp_action = IGNORE;
485	cleanutent ();	680	cleanutent ();
486	}	681
487	privileges (IGNORE);	682	rxvt_privileges (IGNORE);
488	}
489	#endif
490
491	#ifndef NO_SETOWNER_TTYDEV
492	void
493	rxvt_term::privileged_ttydev (char action)
494	{
495	D_MAIN((stderr,
496	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
497	action, next_tty_action, getpid()));
498	if (next_tty_action != action || (action != SAVE && action != RESTORE)
499	|| ttydev == NULL || *ttydev == '\0')
500	return;
501
502	privileges (RESTORE);
503
504	if (action == SAVE)
505	{
506	next_tty_action = RESTORE;
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510	next_tty_action = IGNORE;
511	else
512	# endif
513
514	{
515	chown(ttydev, getuid(), ttygid); /* fail silently */
516	chmod(ttydev, ttymode);
517	# ifdef HAVE_REVOKE
518	revoke(ttydev);
519	# endif
520
521	}
522	}
523	else
524	{ /* action == RESTORE */
525	next_tty_action = IGNORE;
526	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527	chmod(ttydev, ttyfd_stat.st_mode);
528	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529	# else
530	chmod(ttydev,
531	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532	chown(ttydev, 0, 0);
533	# endif
534
535	}
536
537	privileges (IGNORE);
538
539	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541	action == RESTORE ? "Restoring" : (action ==
542	SAVE ? "Saving" :
543	"UNKNOWN ERROR for"), ttydev,
544	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545	ttyfd_stat.st_gid));
546	# endif
547	}	683	}
548	#endif	684	#endif
549		685
550	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
551	/*	687	/*
…		…
553	* if width/height are non-zero then override calculated width/height	689	* if width/height are non-zero then override calculated width/height
554	*/	690	*/
555	void	691	void
556	rxvt_term::window_calc (unsigned int width, unsigned int height)	692	rxvt_term::window_calc (unsigned int width, unsigned int height)
557	{	693	{
558	short recalc_x, recalc_y;	694	short recalc_x, recalc_y;
559	int x, y, sb_w, mb_h, flags;	695	int x, y, sb_w, mb_h, flags;
560	unsigned int w, h;	696	unsigned int w, h;
561	unsigned int max_width, max_height;	697	unsigned int max_width, max_height;
		698	dDisp;
562		699
563	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	700	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564	TermWin.ncol, TermWin.nrow, szHint.width,	701	TermWin.ncol, TermWin.nrow, szHint.width,
565	szHint.height));	702	szHint.height));
566	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	703	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567	szHint.win_gravity = NorthWestGravity;	704	szHint.win_gravity = NorthWestGravity;
568	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	705	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
…		…
571	flags = 0;	708	flags = 0;
572	if (!parsed_geometry)	709	if (!parsed_geometry)
573	{	710	{
574	parsed_geometry = 1;	711	parsed_geometry = 1;
575	if (rs[Rs_geometry])	712	if (rs[Rs_geometry])
576	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	713	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		714
577	if (flags & WidthValue)	715	if (flags & WidthValue)
578	{	716	{
579	TermWin.ncol = BOUND_POSITIVE_INT16(w);	717	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
580	szHint.flags |= USSize;	718	szHint.flags |= USSize;
581	}	719	}
		720
582	if (flags & HeightValue)	721	if (flags & HeightValue)
583	{	722	{
584	TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
585	szHint.flags |= USSize;	724	szHint.flags |= USSize;
586	}	725	}
		726
587	if (flags & XValue)	727	if (flags & XValue)
588	{	728	{
589	szHint.x = x;	729	szHint.x = x;
590	szHint.flags |= USPosition;	730	szHint.flags |= USPosition;
591	if (flags & XNegative)	731	if (flags & XNegative)
592	{	732	{
593	recalc_x = 1;	733	recalc_x = 1;
594	szHint.win_gravity = NorthEastGravity;	734	szHint.win_gravity = NorthEastGravity;
595	}	735	}
596	}	736	}
		737
597	if (flags & YValue)	738	if (flags & YValue)
598	{	739	{
599	szHint.y = y;	740	szHint.y = y;
600	szHint.flags |= USPosition;	741	szHint.flags |= USPosition;
601	if (flags & YNegative)	742	if (flags & YNegative)
…		…
606	else	747	else
607	szHint.win_gravity = SouthWestGravity;	748	szHint.win_gravity = SouthWestGravity;
608	}	749	}
609	}	750	}
610	}	751	}
		752
611	/* TODO: BOUNDS */	753	/* TODO: BOUNDS */
612	TermWin.width = TermWin.ncol * TermWin.fwidth;	754	TermWin.width = TermWin.ncol * TermWin.fwidth;
613	TermWin.height = TermWin.nrow * TermWin.fheight;	755	TermWin.height = TermWin.nrow * TermWin.fheight;
614	max_width = MAX_COLS * TermWin.fwidth;	756	max_width = MAX_COLS * TermWin.fwidth;
615	max_height = MAX_ROWS * TermWin.fheight;	757	max_height = MAX_ROWS * TermWin.fheight;
616		758
617	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	759	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
618		760
619	sb_w = mb_h = 0;	761	sb_w = mb_h = 0;
620	window_vt_x = window_vt_y = 0;	762	window_vt_x = window_vt_y = TermWin.int_bwidth;
		763
621	if (scrollbar_visible ())	764	if (scrollbar_visible ())
622	{	765	{
623	sb_w = scrollbar_TotalWidth();	766	sb_w = scrollbar_TotalWidth ();
624	szHint.base_width += sb_w;	767	szHint.base_width += sb_w;
625	if (!(Options & Opt_scrollBar_right))	768	if (!(options & Opt_scrollBar_right))
626	window_vt_x = sb_w;	769	window_vt_x += sb_w;
627	}	770	}
		771
628	if (menubar_visible ())	772	if (menubar_visible ())
629	{	773	{
630	mb_h = menuBar_TotalHeight();	774	mb_h = menuBar_TotalHeight ();
631	szHint.base_height += mb_h;	775	szHint.base_height += mb_h;
632	window_vt_y = mb_h;	776	window_vt_y += mb_h;
633	}	777	}
		778
634	szHint.width_inc = TermWin.fwidth;	779	szHint.width_inc = TermWin.fwidth;
635	szHint.height_inc = TermWin.fheight;	780	szHint.height_inc = TermWin.fheight;
636	szHint.min_width = szHint.base_width + szHint.width_inc;	781	szHint.min_width = szHint.base_width + szHint.width_inc;
637	szHint.min_height = szHint.base_height + szHint.height_inc;	782	szHint.min_height = szHint.base_height + szHint.height_inc;
638		783
…		…
641	szHint.width = width;	786	szHint.width = width;
642	TermWin.width = width - szHint.base_width;	787	TermWin.width = width - szHint.base_width;
643	}	788	}
644	else	789	else
645	{	790	{
646	MIN_IT(TermWin.width, max_width);	791	MIN_IT (TermWin.width, max_width);
647	szHint.width = szHint.base_width + TermWin.width;	792	szHint.width = szHint.base_width + TermWin.width;
648	}	793	}
		794
649	if (height && height - szHint.base_height < max_height)	795	if (height && height - szHint.base_height < max_height)
650	{	796	{
651	szHint.height = height;	797	szHint.height = height;
652	TermWin.height = height - szHint.base_height;	798	TermWin.height = height - szHint.base_height;
653	}	799	}
654	else	800	else
655	{	801	{
656	MIN_IT(TermWin.height, max_height);	802	MIN_IT (TermWin.height, max_height);
657	szHint.height = szHint.base_height + TermWin.height;	803	szHint.height = szHint.base_height + TermWin.height;
658	}	804	}
		805
659	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	806	if (scrollbar_visible () && (options & Opt_scrollBar_right))
660	window_sb_x = szHint.width - sb_w;	807	window_sb_x = szHint.width - sb_w;
661		808
662	if (recalc_x)	809	if (recalc_x)
663	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	810	szHint.x += (DisplayWidth (disp, display->screen)
664	- szHint.width - 2 * TermWin.ext_bwidth);	811	- szHint.width - 2 * TermWin.ext_bwidth);
665	if (recalc_y)	812	if (recalc_y)
666	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	813	szHint.y += (DisplayHeight (disp, display->screen)
667	- szHint.height - 2 * TermWin.ext_bwidth);	814	- szHint.height - 2 * TermWin.ext_bwidth);
668		815
669	TermWin.ncol = TermWin.width / TermWin.fwidth;	816	TermWin.ncol = TermWin.width / TermWin.fwidth;
670	TermWin.nrow = TermWin.height / TermWin.fheight;	817	TermWin.nrow = TermWin.height / TermWin.fheight;
671	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	818	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672	TermWin.ncol, TermWin.nrow, szHint.width,	819	TermWin.ncol, TermWin.nrow, szHint.width,
673	szHint.height));	820	szHint.height));
674	return;	821	return;
675	}	822	}
676		823
…		…
680	* Called after a window size change.	827	* Called after a window size change.
681	*/	828	*/
682	void	829	void
683	rxvt_term::tt_winch ()	830	rxvt_term::tt_winch ()
684	{	831	{
		832	if (pty.pty < 0)
		833	return;
		834
685	struct winsize ws;	835	struct winsize ws;
686
687	if (cmd_fd < 0)
688	return;
689		836
690	ws.ws_col = TermWin.ncol;	837	ws.ws_col = TermWin.ncol;
691	ws.ws_row = TermWin.nrow;	838	ws.ws_row = TermWin.nrow;
692	ws.ws_xpixel = ws.ws_ypixel = 0;	839	ws.ws_xpixel = TermWin.width;
693	#ifndef DEBUG_SIZE	840	ws.ws_ypixel = TermWin.height;
694	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	841	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
695	#else	842
696	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	843	#if 0
697	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	844	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698	# ifdef SIGWINCH
699	else if (cmd_pid) /* force through to the command */	845	if (cmd_pid) /* force through to the command */
700	kill (cmd_pid, SIGWINCH);	846	kill (-cmd_pid, SIGWINCH);
701	# endif
702	#endif	847	#endif
703	}	848	}
704		849
705	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
706	/* rxvt_change_font() - Switch to a new font */	851	/* set_fonts () - load and set the various fonts
707	/*	852	/*
708	* init = 1 - initialize	853	* init = 1 - initialize
709	*	854	*
710	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
711	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
712	*/	857	*/
713	void	858	bool
714	rxvt_term::change_font (int init, const char *fontname)	859	rxvt_term::set_fonts ()
715	{}	860	{
		861	rxvt_fontset *fs = new rxvt_fontset (this);
		862	rxvt_fontprop prop;
716		863
717	void	864	if (!fs
718	rxvt_term::font_up_down (int n, int direction)	865	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
719	{}	866	|| !fs->realize_font (1))
		867	{
		868	delete fs;
		869	return false;
		870	}
		871
		872	#if ENABLE_STYLES
		873	for (int i = RS_styleCount; --i; )
		874	if (TermWin.fontset[i] != TermWin.fontset[0])
		875	delete TermWin.fontset[i];
		876	#endif
		877
		878	delete TermWin.fontset[0];
		879	TermWin.fontset[0] = fs;
		880
		881	prop = (*fs)[1]->properties ();
		882	prop.height += TermWin.lineSpace;
		883	fs->set_prop (prop);
		884
		885	TermWin.fwidth = prop.width;
		886	TermWin.fheight = prop.height;
		887	TermWin.fweight = prop.weight;
		888	TermWin.fslant = prop.slant;
		889	TermWin.fbase = (*fs)[1]->ascent;
		890
		891	for (int style = 1; style < 4; style++)
		892	{
		893	#if ENABLE_STYLES
		894	const char *res = rs[Rs_font + style];
		895
		896	if (res && !*res)
		897	TermWin.fontset[style] = TermWin.fontset[0];
		898	else
		899	{
		900	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		901	rxvt_fontprop prop2 = prop;
		902
		903	if (res)
		904	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		905	else
		906	{
		907	res = TermWin.fontset[0]->fontdesc;
		908
		909	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		910	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		911	}
		912
		913	fs->populate (res);
		914	fs->set_prop (prop2);
		915	}
		916	#else
		917	TermWin.fontset[style] = TermWin.fontset[0];
		918	#endif
		919	}
		920
		921	if (TermWin.parent[0])
		922	{
		923	resize_all_windows (0, 0, 0);
		924	scr_remap_chars ();
		925	scr_touch (true);
		926	}
		927
		928	return true;
		929	}
		930
		931	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		932	{
		933	// TODO: SMART_WINDOW_TITLE
		934	XChangeProperty (display->display, TermWin.parent[0],
		935	prop, XA_STRING, 8, PropModeReplace,
		936	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		937	}
		938
		939	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		940	{
		941	// TODO: SMART_WINDOW_TITLE
		942	wchar_t *ws = rxvt_mbstowcs (str, len);
		943	char *s = rxvt_wcstoutf8 (ws);
		944
		945	XChangeProperty (display->display, TermWin.parent[0],
		946	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		947	(const unsigned char *)s, strlen (s));
		948
		949	free (s);
		950	free (ws);
		951	}
720		952
721	/*----------------------------------------------------------------------*/	953	/*----------------------------------------------------------------------*/
722	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
723	/* xterm sequences - title, iconName, color (exptl) */	955	/* xterm sequences - title, iconName, color (exptl) */
724	void	956	void
725	rxvt_term::set_title (const char *str)	957	rxvt_term::set_title (const char *str)
726	{	958	{
727	#ifndef SMART_WINDOW_TITLE	959	set_string_property (XA_WM_NAME, str);
728	XStoreName(display->display, TermWin.parent[0], str);	960	#if ENABLE_EWMH
729	#else	961	set_utf8_property (xa[XA_NET_WM_NAME], str);
730	char *name;
731
732	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733	name = NULL;
734	if (name == NULL || STRCMP(name, str))
735	XStoreName(display->display, TermWin.parent[0], str);
736	if (name)
737	XFree(name);
738	#endif	962	#endif
739	}	963	}
740		964
741	void	965	void
742	rxvt_term::set_iconName (const char *str)	966	rxvt_term::set_icon_name (const char *str)
743	{	967	{
744	#ifndef SMART_WINDOW_TITLE	968	set_string_property (XA_WM_ICON_NAME, str);
745	XSetIconName(display->display, TermWin.parent[0], str);	969	#if ENABLE_EWMH
746	#else	970	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747	char *name;
748
749	if (XGetIconName(display->display, TermWin.parent[0], &name))
750	name = NULL;
751	if (name == NULL || STRCMP(name, str))
752	XSetIconName(display->display, TermWin.parent[0], str);
753	if (name)
754	XFree(name);
755	#endif	971	#endif
756	}	972	}
757		973
758	#ifdef XTERM_COLOR_CHANGE	974	#ifdef XTERM_COLOR_CHANGE
759	void	975	void
760	rxvt_term::set_window_color (int idx, const char *color)	976	rxvt_term::set_window_color (int idx, const char *color)
761	{	977	{
762	rxvt_color xcol;	978	rxvt_color xcol;
763	int i;	979	int i;
764		980
765	if (color == NULL || *color == '\0')	981	if (color == NULL || *color == '\0')
766	return;	982	return;
767		983
768	/* handle color aliases */	984	/* handle color aliases */
769	if (isdigit(*color))	985	if (isdigit (*color))
770	{	986	{
771	i = atoi(color);	987	i = atoi (color);
		988
772	if (i >= 8 && i <= 15)	989	if (i >= 8 && i <= 15)
773	{ /* bright colors */	990	{ /* bright colors */
774	i -= 8;	991	i -= 8;
775	# ifndef NO_BRIGHTCOLOR	992	# ifndef NO_BRIGHTCOLOR
776	PixColors[idx] = PixColors[minBrightCOLOR + i];	993	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777	SET_PIXCOLOR(idx);	994	SET_PIXCOLOR (idx);
778	goto Done;	995	goto done;
779	# endif	996	# endif
780
781	}	997	}
		998
782	if (i >= 0 && i <= 7)	999	if (i >= 0 && i <= 7)
783	{ /* normal colors */	1000	{ /* normal colors */
784	PixColors[idx] = PixColors[minCOLOR + i];	1001	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785	SET_PIXCOLOR(idx);	1002	SET_PIXCOLOR (idx);
786	goto Done;	1003	goto done;
787	}	1004	}
788	}	1005	}
		1006
789	if (!rXParseAllocColor (& xcol, color))	1007	if (!rXParseAllocColor (&xcol, color))
790	return;	1008	return;
		1009
791	/* XStoreColor (display->display, XCMAP, XColor*); */	1010	/* XStoreColor (display->display, display->cmap, XColor*); */
792		1011
793	/*	1012	/*
794	* FIXME: should free colors here, but no idea how to do it so instead,	1013	* FIXME: should free colors here, but no idea how to do it so instead,
795	* so just keep gobbling up the colormap	1014	* so just keep gobbling up the colormap
796	*/	1015	*/
797	# if 0	1016	# if 0
798	for (i = Color_Black; i <= Color_White; i++)	1017	for (i = Color_Black; i <= Color_White; i++)
799	if (PixColors[idx] == PixColors[i])	1018	if (pix_colors[idx] == pix_colors[i])
800	break;	1019	break;
801	if (i > Color_White)	1020	if (i > Color_White)
802	{	1021	{
803	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1022	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
804	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,	1023	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
805	DisplayPlanes(display->display, display->screen));	1024	DisplayPlanes (display->display, display->screen));
806	}	1025	}
807	# endif	1026	# endif
808		1027
809	PixColors[idx] = xcol;	1028	pix_colors_focused[idx] = xcol;
810	SET_PIXCOLOR(idx);	1029	SET_PIXCOLOR (idx);
811		1030
812	/* XSetWindowAttributes attr; */	1031	/* XSetWindowAttributes attr; */
813	/* Cursor cursor; */	1032	/* Cursor cursor; */
814	Done:	1033	done:
815	if (idx == Color_bg && !(Options & Opt_transparent))
816	XSetWindowBackground(display->display, TermWin.vt,
817	PixColors[Color_bg]);
818		1034
		1035	#if OFF_FOCUS_FADING
		1036	if (rs[Rs_fade])
		1037	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1038	#endif
		1039
819	/* handle Color_BD, scrollbar background, etc. */	1040	/*TODO: handle Color_BD, scrollbar background, etc. */
820		1041
821	set_colorfgbg ();
822	recolour_cursor ();	1042	recolour_cursor ();
823	/* the only reasonable way to enforce a clean update */	1043	scr_recolour ();
824	scr_poweron ();
825	}	1044	}
826		1045
827	#else	1046	#else
828	# define set_window_color (idx,color) ((void)0)	1047	# define set_window_color (idx,color) ((void)0)
829	#endif /* XTERM_COLOR_CHANGE */	1048	#endif /* XTERM_COLOR_CHANGE */
830		1049
831	void	1050	void
832	rxvt_term::recolour_cursor ()	1051	rxvt_term::recolour_cursor ()
833	{	1052	{
834	#if TODO
835	rxvt_color xcol[2];	1053	XColor xcol[2];
836		1054
837	xcol[0] = PixColors[Color_pointer];	1055	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
838	xcol[1] = PixColors[Color_bg];	1056	? pix_colors_focused[Color_pointer_fg]
		1057	: pix_colors_focused[Color_fg];
		1058	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1059	? pix_colors_focused[Color_pointer_bg]
		1060	: pix_colors_focused[Color_bg];
		1061
839	XQueryColors (display->display, XCMAP, xcol, 2);	1062	XQueryColors (display->display, display->cmap, xcol, 2);
840	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1063	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
841	#endif
842	}	1064	}
843		1065
844	/*----------------------------------------------------------------------*/	1066	/*----------------------------------------------------------------------*/
845	/*	1067	/*
846	* find if fg/bg matches any of the normal (low-intensity) colors	1068	* find if fg/bg matches any of the normal (low-intensity) colors
847	*/	1069	*/
848	void	1070	void
849	rxvt_term::set_colorfgbg ()	1071	rxvt_term::set_colorfgbg ()
850	{	1072	{
851	unsigned int i;	1073	unsigned int i;
852	const char *xpmb = "\0";	1074	const char *xpmb = "\0";
853	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1075	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854		1076
855	env_colorfgbg =
856	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1077	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
857	STRCPY(fstr, "default");	1078	strcpy (fstr, "default");
858	STRCPY(bstr, "default");	1079	strcpy (bstr, "default");
859	for (i = Color_Black; i <= Color_White; i++)	1080	for (i = Color_Black; i <= Color_White; i++)
860	if (PixColors[Color_fg] == PixColors[i])	1081	if (pix_colors[Color_fg] == pix_colors[i])
861	{	1082	{
862	sprintf(fstr, "%d", (i - Color_Black));	1083	sprintf (fstr, "%d", (i - Color_Black));
863	break;	1084	break;
864	}	1085	}
		1086
865	for (i = Color_Black; i <= Color_White; i++)	1087	for (i = Color_Black; i <= Color_White; i++)
866	if (PixColors[Color_bg] == PixColors[i])	1088	if (pix_colors[Color_bg] == pix_colors[i])
867	{	1089	{
868	sprintf(bstr, "%d", (i - Color_Black));	1090	sprintf (bstr, "%d", (i - Color_Black));
869	#ifdef XPM_BACKGROUND	1091	#ifdef XPM_BACKGROUND
870	xpmb = "default;";	1092	xpmb = "default;";
871	#endif	1093	#endif
872	break;	1094	break;
873	}	1095	}
		1096
874	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1097	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875	putenv(env_colorfgbg);
876
877	#ifndef NO_BRIGHTCOLOR
878	colorfgbg = DEFAULT_RSTYLE;
879	for (i = minCOLOR; i <= maxCOLOR; i++)
880	{
881	if (PixColors[Color_fg] == PixColors[i])
882	colorfgbg = SET_FGCOLOR(colorfgbg, i);
883	if (PixColors[Color_bg] == PixColors[i])
884	colorfgbg = SET_BGCOLOR(colorfgbg, i);
885	}
886	#endif
887	}	1098	}
888		1099
889	/*----------------------------------------------------------------------*/	1100	/*----------------------------------------------------------------------*/
890	/*
891	* Colour determination for low colour displays, routine from
892	* Hans de Goede <hans@highrise.nl>
893	*/
894		1101
895	int	1102	int
896	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1103	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
897	{	1104	{
898	if (!screen_in_out->set (display, colour))	1105	if (!screen_in_out->set (display, colour))
899	{	1106	{
900	rxvt_print_error("can't allocate colour: %s", colour);	1107	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
901	return false;	1108	return false;
902	}	1109	}
903		1110
904	return true;	1111	return true;
905	}	1112	}
…		…
909	* -------------------------------------------------------------------- */	1116	* -------------------------------------------------------------------- */
910	void	1117	void
911	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1118	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
912	{	1119	{
913	int fix_screen;	1120	int fix_screen;
914
915	#ifdef SMART_RESIZE	1121	#ifdef SMART_RESIZE
916	int old_width = szHint.width, old_height = szHint.height;	1122	int old_width = szHint.width, old_height = szHint.height;
917	#endif	1123	#endif
		1124	dDisp;
918		1125
919	window_calc (width, height);	1126	window_calc (width, height);
920	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1127	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1128
921	if (!ignoreparent)	1129	if (!ignoreparent)
922	{	1130	{
923	#ifdef SMART_RESIZE	1131	#ifdef SMART_RESIZE
924	/*	1132	/*
925	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1133	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
928	int x, y, x1, y1;	1136	int x, y, x1, y1;
929	int dx, dy;	1137	int dx, dy;
930	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1138	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931	Window unused_cr;	1139	Window unused_cr;
932		1140
933	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1141	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
934	0, 0, &x, &y, &unused_cr);	1142	0, 0, &x, &y, &unused_cr);
935	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1143	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
936	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1144	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
937	/*	1145	/*
938	* if display->root isn't the parent window, a WM will probably have offset	1146	* if display->root isn't the parent window, a WM will probably have offset
939	* our position for handles and decorations. Counter it	1147	* our position for handles and decorations. Counter it
940	*/	1148	*/
…		…
942	{	1150	{
943	x -= x1;	1151	x -= x1;
944	y -= y1;	1152	y -= y1;
945	}	1153	}
946		1154
947	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1155	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
948	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1156	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
949	dx = old_width - szHint.width;	1157	dx = old_width - szHint.width;
950	dy = old_height - szHint.height;	1158	dy = old_height - szHint.height;
951		1159
952	/* Check position of the center of the window */	1160	/* Check position of the center of the window */
953	if (x < x1) /* left half */	1161	if (x < x1) /* left half */
…		…
957	if (y < y1) /* top half */	1165	if (y < y1) /* top half */
958	dy = 0;	1166	dy = 0;
959	else if (y == y1) /* exact center */	1167	else if (y == y1) /* exact center */
960	dy /= 2;	1168	dy /= 2;
961		1169
962	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1170	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
963	szHint.width, szHint.height);	1171	szHint.width, szHint.height);
964	#else	1172	#else
965	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1173	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
966	szHint.height);
967	#endif	1174	#endif
968
969	}	1175	}
970		1176
971	fix_screen = (TermWin.ncol != prev_ncol	1177	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
972	|| TermWin.nrow != prev_nrow);
973		1178
974	if (fix_screen || width != old_width || height != old_height)	1179	if (fix_screen || width != old_width || height != old_height)
975	{	1180	{
976	if (scrollbar_visible ())	1181	if (scrollbar_visible ())
977	{	1182	{
978	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1183	XMoveResizeWindow (disp, scrollBar.win,
		1184	window_sb_x, 0,
979	0, scrollbar_TotalWidth (), szHint.height);	1185	scrollbar_TotalWidth (), szHint.height);
980	resize_scrollbar ();	1186	resize_scrollbar ();
981	}	1187	}
982		1188
983	if (menubar_visible ())	1189	if (menubar_visible ())
984	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1190	XMoveResizeWindow (disp, menuBar.win,
		1191	window_vt_x, 0,
985	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1192	TermWin_TotalWidth (), menuBar_TotalHeight ());
986		1193
987	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1194	XMoveResizeWindow (disp, TermWin.vt,
988	window_vt_y, TermWin_TotalWidth (),	1195	window_vt_x, window_vt_y,
989	TermWin_TotalHeight ());	1196	TermWin_TotalWidth (), TermWin_TotalHeight ());
990	#ifdef RXVT_GRAPHICS	1197
991	if (old_height)
992	Gr_Resize (old_width - szHint.base_width,
993	old_height - szHint.base_height);
994	#endif
995	scr_clear ();	1198	scr_clear ();
996	#ifdef XPM_BACKGROUND	1199	#ifdef XPM_BACKGROUND
997	resize_pixmap ();	1200	resize_pixmap ();
998	#endif	1201	#endif
999
1000	}	1202	}
1001		1203
1002	if (fix_screen || old_height == 0)	1204	if (fix_screen || old_height == 0)
1003	{	1205	{
1004	int curr_screen = -1;	1206	int curr_screen = -1;
…		…
1011	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1213	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012	curr_screen = scr_change_screen (PRIMARY);	1214	curr_screen = scr_change_screen (PRIMARY);
1013	TermWin.ncol = ncol;	1215	TermWin.ncol = ncol;
1014	}	1216	}
1015		1217
1016	scr_reset();	1218	scr_reset ();
1017		1219
1018	if (curr_screen >= 0) /* this is not the first time through */	1220	if (curr_screen >= 0) /* this is not the first time through */
1019	{	1221	{
1020	scr_change_screen (curr_screen);	1222	scr_change_screen (curr_screen);
1021	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1223	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
1023	}	1225	}
1024		1226
1025	old_width = szHint.width;	1227	old_width = szHint.width;
1026	old_height = szHint.height;	1228	old_height = szHint.height;
1027		1229
		1230	#ifdef XPM_BACKGROUND
		1231	if (TermWin.pixmap)
		1232	scr_touch (false);
		1233	#endif
		1234
1028	#ifdef USE_XIM	1235	#ifdef USE_XIM
1029	IMSetStatusPosition ();	1236	IMSetStatusPosition ();
1030	#endif	1237	#endif
1031	}	1238	}
1032		1239
…		…
1039	{	1246	{
1040	XWindowAttributes wattr;	1247	XWindowAttributes wattr;
1041		1248
1042	if (width == 0 || height == 0)	1249	if (width == 0 || height == 0)
1043	{	1250	{
1044	XGetWindowAttributes(display->display, display->root, &wattr);	1251	XGetWindowAttributes (display->display, display->root, &wattr);
		1252
1045	if (width == 0)	1253	if (width == 0)
1046	width = wattr.width - szHint.base_width;	1254	width = wattr.width - szHint.base_width;
1047	if (height == 0)	1255	if (height == 0)
1048	height = wattr.height - szHint.base_height;	1256	height = wattr.height - szHint.base_height;
1049	}	1257	}
		1258
1050	if (width != TermWin.width || height != TermWin.height)	1259	if (width != TermWin.width || height != TermWin.height)
1051	{	1260	{
1052	width += szHint.base_width;	1261	width += szHint.base_width;
1053	height += szHint.base_height;	1262	height += szHint.base_height;
1054	resize_all_windows (width, height, 0);	1263	resize_all_windows (width, height, 0);
…		…
1059	* - X INPUT METHOD ROUTINES - *	1268	* - X INPUT METHOD ROUTINES - *
1060	* -------------------------------------------------------------------- */	1269	* -------------------------------------------------------------------- */
1061	#ifdef USE_XIM	1270	#ifdef USE_XIM
1062		1271
1063	void	1272	void
		1273	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1274	{
		1275	fg = pix_colors[Color_fg];
		1276	bg = pix_colors[Color_bg];
		1277	}
		1278
		1279	void
1064	rxvt_term::im_set_size (XRectangle *size)	1280	rxvt_term::im_set_size (XRectangle &size)
1065	{	1281	{
		1282	// the int_bwidth terms make no sense to me
1066	size->x = TermWin.int_bwidth;	1283	size.x = TermWin.int_bwidth;
1067	size->y = TermWin.int_bwidth;	1284	size.y = TermWin.int_bwidth;
1068	size->width = Width2Pixel(TermWin.ncol);	1285	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1069	size->height = Height2Pixel(TermWin.nrow);	1286	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1070	}	1287	}
1071		1288
1072	void	1289	void
1073	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1290	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1291	XRectangle &status_rect,
		1292	const XRectangle &needed_rect)
1074	{	1293	{
1075	*fg = PixColors[Color_fg];	1294	preedit_rect.x = needed_rect.width;
1076	*bg = PixColors[Color_bg];	1295	preedit_rect.y = 0;
		1296	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1297	preedit_rect.height = TermWin.fheight;
		1298
		1299	status_rect.x = 0;
		1300	status_rect.y = 0;
		1301	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1302	status_rect.height = TermWin.fheight;
1077	}	1303	}
1078		1304
1079	/* Checking whether input method is running. */	1305	/* Checking whether input method is running. */
1080	bool	1306	bool
1081	rxvt_term::IMisRunning ()	1307	rxvt_term::IMisRunning ()
1082	{	1308	{
1083	char *p;	1309	char *p;
1084	Atom atom;	1310	Atom atom;
1085	Window win;	1311	Window win;
1086	char server[IMBUFSIZ];	1312	char server[IMBUFSIZ];
1087		1313
1088	/* get current locale modifier */	1314	/* get current locale modifier */
1089	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1315	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1090	{	1316	{
1091	STRCPY(server, "@server=");	1317	strcpy (server, "@server=");
1092	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1318	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1319
1093	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1320	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1094	*p = '\0';	1321	*p = '\0';
1095		1322
1096	atom = XInternAtom(display->display, server, False);	1323	atom = XInternAtom (display->display, server, False);
1097	win = XGetSelectionOwner(display->display, atom);	1324	win = XGetSelectionOwner (display->display, atom);
		1325
1098	if (win != None)	1326	if (win != None)
1099	return True;	1327	return True;
1100	}	1328	}
		1329
1101	return False;	1330	return False;
1102	}	1331	}
1103		1332
1104	void	1333	void
1105	rxvt_term::IMSendSpot ()	1334	rxvt_term::IMSendSpot ()
1106	{	1335	{
1107	XPoint spot;	1336	XPoint nspot;
1108	XVaNestedList preedit_attr;	1337	XVaNestedList preedit_attr;
1109		1338
1110	if (Input_Context == NULL	1339	if (!Input_Context
		1340	|| !TermWin.focus
1111	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1341	|| !(input_style & XIMPreeditPosition))
1112	|| !(event_type == KeyPress
1113	|| event_type == Expose
1114	|| event_type == NoExpose
1115	|| event_type == SelectionNotify
1116	|| event_type == ButtonRelease || event_type == FocusIn)
1117	|| !IMisRunning ())
1118	return;	1342	return;
1119		1343
1120	im_set_position (&spot);	1344	im_set_position (nspot);
1121		1345
		1346	if (nspot.x == spot.x && nspot.y == spot.y)
		1347	return;
		1348
		1349	spot = nspot;
		1350
1122	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1351	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1123	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1352	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1124	XFree(preedit_attr);	1353	XFree (preedit_attr);
1125	}
1126
1127	void
1128	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1129	XRectangle * needed_rect)
1130	{
1131	int mbh, vtx = 0;
1132
1133	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1134	vtx = scrollbar_TotalWidth();
1135
1136	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1137	mbh -= TermWin.lineSpace;
1138
1139	preedit_rect->x = needed_rect->width + vtx;
1140	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1141
1142	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1143	preedit_rect->height = Height2Pixel(1);
1144
1145	status_rect->x = vtx;
1146	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1147
1148	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1149	status_rect->height = Height2Pixel(1);
1150	}	1354	}
1151		1355
1152	void	1356	void
1153	rxvt_term::im_destroy ()	1357	rxvt_term::im_destroy ()
1154	{	1358	{
1155	if (Input_Context)
1156	{
1157	XDestroyIC (Input_Context);
1158	Input_Context = NULL;
1159	}
1160
1161	if (input_method)	1359	if (input_method)
1162	{	1360	{
		1361	if (Input_Context && input_method->xim)
		1362	XDestroyIC (Input_Context);
		1363
1163	display->put_xim (input_method);	1364	display->put_xim (input_method);
1164	input_method = 0;	1365	input_method = 0;
1165	}	1366	}
		1367
		1368	Input_Context = 0;
1166	}	1369	}
1167		1370
1168	/*	1371	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1372	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1373	* open a suitable preedit type
1171	*/	1374	*/
1172	bool	1375	bool
1173	rxvt_term::IM_get_IC (const char *modifiers)	1376	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1377	{
1175	int i, j, found;	1378	int i, j, found;
1176	XIM xim;	1379	XIM xim;
1177	XPoint spot;	1380	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1381	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1382	unsigned long fg, bg;
1180	const char *p;	1383	const char *p;
1181	char **s;	1384	char **s;
1182	XIMStyles *xim_styles;	1385	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;
1184		1386
1185	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1387	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186	return false;	1388	return false;
1187		1389
1188	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1390	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1189	input_method = display->get_xim (locale, modifiers);	1391	input_method = display->get_xim (locale, modifiers);
1190	if (input_method == NULL)	1392	if (input_method == NULL)
1191	return false;	1393	return false;
1192		1394
1193	xim = input_method->xim;	1395	xim = input_method->xim;
		1396	spot.x = spot.y = -1;
1194		1397
1195	xim_styles = NULL;	1398	xim_styles = NULL;
1196	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1399	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1197	|| !xim_styles || !xim_styles->count_styles)	1400	|| !xim_styles || !xim_styles->count_styles)
1198	{	1401	{
1199	display->put_xim (input_method);	1402	im_destroy ();
1200	return false;	1403	return false;
1201	}	1404	}
1202		1405
1203	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1406	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1407
		1408	for (int pi = 0; pi < 2; pi++)
		1409	{
		1410	p = pet[pi];
		1411
		1412	if (!p)
		1413	continue;
		1414
1204	s = rxvt_splitcommastring(p);	1415	s = rxvt_splitcommastring (p);
		1416
1205	for (i = found = 0; !found && s[i]; i++)	1417	for (i = found = 0; !found && s[i]; i++)
1206	{	1418	{
1207	if (!STRCMP(s[i], "OverTheSpot"))	1419	if (!strcmp (s[i], "OverTheSpot"))
1208	input_style = (XIMPreeditPosition | XIMStatusNothing);	1420	input_style = (XIMPreeditPosition | XIMStatusNothing);
1209	else if (!STRCMP(s[i], "OffTheSpot"))	1421	else if (!strcmp (s[i], "OffTheSpot"))
1210	input_style = (XIMPreeditArea | XIMStatusArea);	1422	input_style = (XIMPreeditArea | XIMStatusArea);
1211	else if (!STRCMP(s[i], "Root"))	1423	else if (!strcmp (s[i], "Root"))
1212	input_style = (XIMPreeditNothing | XIMStatusNothing);	1424	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1425	else if (!strcmp (s[i], "None"))
		1426	input_style = (XIMPreeditNone | XIMStatusNone);
1213		1427
1214	for (j = 0; j < xim_styles->count_styles; j++)	1428	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (input_style == xim_styles->supported_styles[j])	1429	if (input_style == xim_styles->supported_styles[j])
1216	{	1430	{
		1431	rxvt_freecommastring (s);
		1432
1217	found = 1;	1433	found = 1;
1218	break;	1434	goto foundpet;
		1435	}
		1436
1219	}	1437	}
1220	}
1221		1438
1222	for (i = 0; s[i]; i++)	1439	rxvt_freecommastring (s);
1223	free (s[i]);	1440	}
1224		1441
1225	free (s);	1442	foundpet:
		1443
1226	XFree (xim_styles);	1444	XFree (xim_styles);
1227		1445
1228	if (!found)	1446	if (!found)
1229	{	1447	{
1230	display->put_xim (input_method);	1448	im_destroy ();
1231	return false;	1449	return false;
1232	}	1450	}
1233		1451
1234	preedit_attr = status_attr = NULL;	1452	XFontSet fs = 0;
		1453	XVaNestedList preedit_attr = 0, status_attr = 0;
		1454
		1455	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1456	{
		1457	// fake us a font-set, please
		1458	char **missing_charset_list;
		1459	int missing_charset_count;
		1460	char *def_string;
		1461	char pat[512];
		1462
		1463	sprintf (pat,
		1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"*",
		1470	TermWin.fheight,
		1471	TermWin.fheight + 1, TermWin.fheight - 1,
		1472	TermWin.fheight - 2, TermWin.fheight + 2);
		1473
		1474	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1475	&missing_charset_list, &missing_charset_count, &def_string);
		1476
		1477	if (missing_charset_list)
		1478	XFreeStringList (missing_charset_list);
		1479
		1480	if (!fs)
		1481	{
		1482	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1483	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1484	}
		1485	}
1235		1486
1236	if (input_style & XIMPreeditPosition)	1487	if (input_style & XIMPreeditPosition)
1237	{	1488	{
1238	im_set_size (&rect);	1489	im_set_size (rect);
1239	im_set_position (&spot);	1490	im_set_position (spot);
1240	im_set_color (&fg, &bg);	1491	im_set_color (fg, bg);
1241		1492
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1493	preedit_attr = XVaCreateNestedList (0,
		1494	XNForeground, fg,
		1495	XNBackground, bg,
		1496	XNArea, &rect,
1243	XNSpotLocation, &spot,	1497	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, TermWin.fontset,	1498	XNFontSet, fs,
1246	NULL);	1499	NULL);
1247	}	1500	}
1248	else if (input_style & XIMPreeditArea)	1501	else if (input_style & XIMPreeditArea)
1249	{	1502	{
1250	im_set_color (&fg, &bg);	1503	im_set_color (fg, bg);
1251		1504
1252	/*	1505	/*
1253	* The necessary width of preedit area is unknown	1506	* The necessary width of preedit area is unknown
1254	* until create input context.	1507	* until create input context.
1255	*/	1508	*/
1256	needed_rect.width = 0;	1509	needed_rect.width = 0;
1257
1258	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1510	im_set_preedit_area (rect, status_rect, needed_rect);
1259		1511
1260	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1512	preedit_attr = XVaCreateNestedList (0,
		1513	XNForeground, fg,
1261	XNForeground, fg, XNBackground, bg,	1514	XNBackground, bg,
		1515	XNArea, &rect,
		1516	XNFontSet, fs,
		1517	NULL);
		1518	status_attr = XVaCreateNestedList (0,
		1519	XNForeground, fg,
		1520	XNBackground, bg,
		1521	XNArea, &status_rect,
1262	//XNFontSet, TermWin.fontset,	1522	XNFontSet, fs,
1263	NULL);	1523	NULL);
1264	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1265	XNForeground, fg, XNBackground, bg,
1266	//XNFontSet, TermWin.fontset,
1267	NULL);
1268	}	1524	}
1269		1525
1270	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1526	Input_Context = XCreateIC (xim,
		1527	XNInputStyle, input_style,
1271	XNClientWindow, TermWin.parent[0],	1528	XNClientWindow, TermWin.vt,
1272	XNFocusWindow, TermWin.parent[0],	1529	XNFocusWindow, TermWin.parent[0],
1273	preedit_attr ? XNPreeditAttributes : NULL,	1530	preedit_attr ? XNPreeditAttributes : NULL,
1274	preedit_attr,	1531	preedit_attr,
1275	status_attr ? XNStatusAttributes : NULL,	1532	status_attr ? XNStatusAttributes : NULL,
1276	status_attr, NULL);	1533	status_attr, NULL);
		1534
1277	if (preedit_attr) XFree(preedit_attr);	1535	if (preedit_attr) XFree (preedit_attr);
1278	if (status_attr) XFree(status_attr);	1536	if (status_attr) XFree (status_attr);
		1537	if (fs) XFreeFontSet (display->display, fs);
1279		1538
1280	if (Input_Context == NULL)	1539	if (Input_Context == NULL)
1281	{	1540	{
1282	rxvt_print_error("failed to create input context");	1541	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1283	display->put_xim (input_method);	1542	im_destroy ();
1284	return false;	1543	return false;
1285	}	1544	}
1286		1545
1287	if (input_style & XIMPreeditArea)	1546	if (input_style & XIMPreeditArea)
1288	IMSetStatusPosition ();	1547	IMSetStatusPosition ();
1289		1548
1290	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1549	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1291	return true;	1550	return true;
1292	}	1551	}
1293		1552
1294	void	1553	void
1295	rxvt_term::im_cb ()	1554	rxvt_term::im_cb ()
…		…
1297	int i, found, had_im;	1556	int i, found, had_im;
1298	const char *p;	1557	const char *p;
1299	char **s;	1558	char **s;
1300	char buf[IMBUFSIZ];	1559	char buf[IMBUFSIZ];
1301		1560
		1561	SET_R (this);
		1562
1302	im_destroy ();	1563	im_destroy ();
1303		1564
1304	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1565	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1305	if (Input_Context)	1566	if (Input_Context)
1306	return;	1567	return;
1307		1568
1308	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1569	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1309	if (rs[Rs_imLocale])	1570	if (rs[Rs_imLocale])
1310	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1571	SET_LOCALE (rs[Rs_imLocale]);
1311	#endif	1572	#endif
1312		1573
1313	p = rs[Rs_inputMethod];	1574	p = rs[Rs_inputMethod];
1314	if (p && *p)	1575	if (p && *p)
1315	{	1576	{
1316	bool found = false;	1577	bool found = false;
1317		1578
1318	s = rxvt_splitcommastring (p);	1579	s = rxvt_splitcommastring (p);
		1580
1319	for (i = 0; s[i]; i++)	1581	for (i = 0; s[i]; i++)
1320	{	1582	{
1321	if (*s[i])	1583	if (*s[i])
1322	{	1584	{
1323	STRCPY (buf, "@im=");	1585	strcpy (buf, "@im=");
1324	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1586	strncat (buf, s[i], IMBUFSIZ - 5);
1325	if (IM_get_IC (buf))	1587	if (IM_get_IC (buf))
1326	{	1588	{
1327	found = true;	1589	found = true;
1328	break;	1590	break;
1329	}	1591	}
1330	}	1592	}
1331	}	1593	}
1332	for (i = 0; s[i]; i++)	1594
1333	free(s[i]);	1595	rxvt_freecommastring (s);
1334	free(s);
1335		1596
1336	if (found)	1597	if (found)
1337	goto done;	1598	goto done;
1338	}	1599	}
1339		1600
…		…
1346	goto done;	1607	goto done;
1347		1608
1348	done:	1609	done:
1349	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1610	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1350	if (rs[Rs_imLocale])	1611	if (rs[Rs_imLocale])
1351	setlocale (LC_CTYPE, locale);	1612	SET_LOCALE (locale);
1352	#endif	1613	#endif
1353	}	1614	}
1354		1615
1355	void	1616	void
1356	rxvt_term::IMSetStatusPosition ()	1617	rxvt_term::IMSetStatusPosition ()
1357	{	1618	{
1358	XRectangle preedit_rect, status_rect, *needed_rect;	1619	XRectangle preedit_rect, status_rect, *needed_rect;
1359	XVaNestedList preedit_attr, status_attr;	1620	XVaNestedList preedit_attr, status_attr;
1360		1621
1361	if (Input_Context == NULL	1622	if (!Input_Context
		1623	|| !TermWin.focus
1362	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1624	|| !(input_style & XIMPreeditArea)
1363	|| !IMisRunning ())	1625	|| !IMisRunning ())
1364	return;	1626	return;
1365		1627
1366	/* Getting the necessary width of preedit area */	1628	/* Getting the necessary width of preedit area */
1367	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1629	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1368	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1630	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1369	XFree(status_attr);	1631	XFree (status_attr);
1370		1632
1371	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1633	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1634	XFree (needed_rect);
1372		1635
1373	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1636	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1374	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1637	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1375		1638
1376	XSetICValues(Input_Context,	1639	XSetICValues (Input_Context,
1377	XNPreeditAttributes, preedit_attr,	1640	XNPreeditAttributes, preedit_attr,
1378	XNStatusAttributes, status_attr, NULL);	1641	XNStatusAttributes, status_attr, NULL);
1379		1642
1380	XFree(preedit_attr);	1643	XFree (preedit_attr);
1381	XFree(status_attr);	1644	XFree (status_attr);
1382	}	1645	}
1383	#endif /* USE_XIM */	1646	#endif /* USE_XIM */
1384		1647
1385	/*----------------------------------------------------------------------*/	1648	/*----------------------------------------------------------------------*/
1386	rxvt_t rxvt_current_term;	1649	rxvt_t rxvt_current_term;

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