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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.40 by pcg, Sun Feb 22 08:09:38 2004 UTC vs.
Revision 1.155 by root, Mon Jan 2 15:35:43 2006 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
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	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)
58	}	77	{
59	}	78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
60		81
61	void *	82	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	83	for (cc = v.end (); cc-- > v.begin (); )
63	{	84	{
64	void *p = malloc (s);	85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
65		88
66	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
67	return p;	125	return len;
68	}
69		126
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	127	}
		128	#endif
75		129
76	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
77	:	131	:
		132	#if TRANSPARENT
78	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
79	termwin_ev (this, &rxvt_term::x_cb),	162	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
103	{	169	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		171
107	rxvt_term::~rxvt_term ()	172	termlist.push_back (this);
		173
		174	#ifdef KEYSYM_RESOURCE
		175	keyboard = new keyboard_manager;
		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
108	{	185	{
109	if (cmd_fd >= 0)	186	if (cmd_pid)
110	close (cmd_fd);	187	kill (-cmd_pid, SIGHUP);
111		188
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	189	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	190	privileged_utmp (RESTORE);
117	#endif	191	#endif
118		192
		193	pty.put ();
		194	}
		195
		196	rxvt_term::~rxvt_term ()
		197	{
		198	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		199
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
119	delete TermWin.fontset;	209	delete fontset[0];
120		210
121	if (display)	211	if (display)
		212	{
		213	dDisp;
		214
		215	selection_clear ();
		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
		220	#ifdef MENUBAR
		221	if (menubarGC) XFreeGC (disp, menubarGC);
		222	#endif
		223	#ifdef XTERM_SCROLLBAR
		224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		225	if (ShadowGC) XFreeGC (disp, ShadowGC);
		226	#endif
		227	#ifdef PLAIN_SCROLLBAR
		228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		229	#endif
		230	#ifdef NEXT_SCROLLBAR
		231	if (blackGC) XFreeGC (disp, blackGC);
		232	if (whiteGC) XFreeGC (disp, whiteGC);
		233	if (grayGC) XFreeGC (disp, grayGC);
		234	if (darkGC) XFreeGC (disp, darkGC);
		235	if (stippleGC) XFreeGC (disp, stippleGC);
		236	if (dimple) XFreePixmap (disp, dimple);
		237	if (upArrow) XFreePixmap (disp, upArrow);
		238	if (downArrow) XFreePixmap (disp, downArrow);
		239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		241	#endif
		242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		243	if (topShadowGC) XFreeGC (disp, topShadowGC);
		244	if (botShadowGC) XFreeGC (disp, botShadowGC);
		245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		246	#endif
		247	if (gc) XFreeGC (disp, gc);
		248
		249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		250	delete menuBar.drawable;
		251	//if (menuBar.win)
		252	// XDestroyWindow (disp, menuBar.win);
		253	#endif
		254	delete drawable;
		255	// destroy all windows
122	if (TermWin.parent[0])	256	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
		258	}
124		259
125	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
126		261
127	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
128		266
129	displays.put (display);	267	displays.put (display);
130		268
131	scr_release ();	269	scr_release ();
132		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	// TODO: manage env vars in child only(!)
133	free (env_windowid);	277	free (env_windowid);
134	free (env_display);	278	free (env_display);
135	free (env_term);	279	free (env_term);
136	free (env_colorfgbg);	280	free (env_colorfgbg);
137	free (locale);	281	free (locale);
138	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
139		284
140	delete envv;	285	delete envv;
141	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	}
		292
		293	void
		294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
142	}	300	}
143		301
144	void	302	void
145	rxvt_term::destroy ()	303	rxvt_term::destroy ()
146	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
147	if (display)	312	if (display)
148	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	#if HAVE_SCROLLBARS
		318	scrollbar_ev.stop (display);
		319	#endif
		320	#if MENUBAR
		321	menubar_ev.stop (display);
		322	#endif
		323	#if TRANSPARENT
149	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
150	termwin_ev.stop (display);	327	termwin_ev.stop (display);
151	vt_ev.stop (display);	328	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	329	}
163		330
164	check_ev.stop ();	331	check_ev.stop ();
165	pty_ev.stop ();	332	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
168	#endif	335	#endif
169	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	337	text_blink_ev.stop ();
171	#endif	338	#endif
		339	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		340	cont_scroll_ev.stop ();
		341	#endif
		342	#ifdef SELECTION_SCROLLING
		343	sel_scroll_ev.stop ();
		344	#endif
172	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	346	pointer_ev.stop ();
174	#endif	347	#endif
175		348
176	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
183		356
184	delete this;	357	delete this;
185	}	358	}
186		359
187	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */	361	/*
189	/* LIBPROTO */	362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
190	rxvt_t	363	* TODO: if debugging, this should free up any known resources if we can
191	rxvt_init (int argc, const char *const *argv)	364	*/
192	{	365	static XErrorHandler old_xerror_handler;
193	SET_R (new rxvt_term);
194		366
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	367	static void
		368	rxvt_emergency_cleanup ()
		369	{
		370	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		371	(*t)->emergency_cleanup ();
		372	}
		373
		374	#if ENABLE_FRILLS
		375	static void
		376	print_x_error (Display *dpy, XErrorEvent *event)
		377	{
		378	char buffer[BUFSIZ];
		379	char mesg[BUFSIZ];
		380	char number[32];
		381	char *mtype = "XlibMessage";
		382	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		383	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		384	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		385	rxvt_warn ("%s: %s\n", mesg, buffer);
		386	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		388	sprintf(number, "%d", event->request_code);
		389	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		390	rxvt_warn ("(which is %s)\n", buffer);
		391	if (event->request_code >= 128) {
		392	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		393	mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
196	{	395	}
197	delete GET_R;	396	if ((event->error_code == BadWindow) ||
198	SET_R (0);	397	(event->error_code == BadPixmap) ||
		398	(event->error_code == BadCursor) ||
		399	(event->error_code == BadFont) ||
		400	(event->error_code == BadDrawable) ||
		401	(event->error_code == BadColor) ||
		402	(event->error_code == BadGC) ||
		403	(event->error_code == BadIDChoice) ||
		404	(event->error_code == BadValue) ||
		405	(event->error_code == BadAtom)) {
		406	if (event->error_code == BadValue)
		407	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		408	mesg, BUFSIZ);
		409	else if (event->error_code == BadAtom)
		410	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		411	mesg, BUFSIZ);
		412	else
		413	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
199	}	416	}
200		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
201	return GET_R;	418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
202	}	420	}
		421	#endif
203		422
		423	int
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
205
206	void
207	rxvt_init_signals ()
208	{	425	{
209	/* install exit handler for cleanup */	426	if (GET_R->allowedxerror == -1)
210	#if 0	427	GET_R->allowedxerror = event->error_code;
211	#ifdef HAVE_ATEXIT	428	else
212	atexit (rxvt_clean_exit);	429	{
		430	// GET_R is most likely not the terminal which caused the error,
		431	// so just output the error and continue
		432	#if ENABLE_FRILLS
		433	print_x_error (display, event);
213	#else	434	#else
		435	old_xerror_handler (display, event);
214	#endif	436	#endif
215	#endif	437	}
216		438
217	struct sigaction sa;	439	return 0;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}	440	}
234		441
		442	int
		443	rxvt_xioerror_handler (Display *display)
		444	{
		445	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		446	DisplayString (display));
		447	rxvt_emergency_cleanup ();
		448	_exit (EXIT_FAILURE);
		449	}
		450
		451	/*----------------------------------------------------------------------*/
235	bool	452	bool
236	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
		454	{
		455	SET_R (this);
		456
		457	set_locale ("");
		458
		459	if (!init_vars ())
		460	return false;
		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	#if ENABLE_PERL
		479	rxvt_perl.init ();
		480	#endif
		481
		482	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); /* initialize screen */
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#if (MENUBAR_MAX)
		501	if (menubar_visible ())
		502	XMapWindow (disp, menuBar.win);
		503	#endif
		504	#ifdef TRANSPARENT
		505	if (OPTION (Opt_transparent))
		506	{
		507	XSelectInput (disp, display->root, PropertyChangeMask);
		508	check_our_parents ();
		509	rootwin_ev.start (display, display->root);
		510	}
		511	#endif
		512
		513	XMapWindow (disp, vt);
		514	XMapWindow (disp, parent[0]);
		515
		516	set_colorfgbg ();
		517
		518	init_command (cmd_argv);
		519
		520	free (cmd_argv);
		521
		522	pty_ev.start (pty.pty, EVENT_READ);
		523
		524	check_ev.start ();
		525
		526	PERL_INVOKE ((this, HOOK_START, DT_END));
		527
		528	return true;
		529	}
		530
		531	static struct sig_handlers
		532	{
		533	sig_watcher sw_chld, sw_term, sw_int;
		534
		535	void sig_chld (sig_watcher &w)
		536	{
		537	// we are being called for every SIGCHLD, find the corresponding term
		538	int pid;
		539
		540	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		541	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		542	if (pid == (*t)->cmd_pid)
		543	{
		544	(*t)->child_exit ();
		545	break;
		546	}
		547	}
		548
		549	/*
		550	* Catch a fatal signal and tidy up before quitting
		551	*/
		552	void
		553	sig_term (sig_watcher &w)
		554	{
		555	#ifdef DEBUG_CMD
		556	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		557	#endif
		558	rxvt_emergency_cleanup ();
		559	signal (w.signum, SIG_DFL);
		560	kill (getpid (), w.signum);
		561	}
		562
		563	sig_handlers ()
		564	: sw_chld (this, &sig_handlers::sig_chld),
		565	sw_term (this, &sig_handlers::sig_term),
		566	sw_int (this, &sig_handlers::sig_term)
		567	{
		568	}
		569	} sig_handlers;
		570
		571	void
		572	rxvt_init ()
237	{	573	{
238	/*	574	/*
239	* Save and then give up any super-user privileges	575	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	576	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	577	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	578	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	579	* 2. chown tty on some systems
244	*/	580	*/
245	privileges (SAVE);	581	rxvt_privileges (SAVE);
246	privileges (IGNORE);	582	rxvt_privileges (IGNORE);
247		583
248	init_secondary ();	584	signal (SIGHUP, SIG_IGN);
		585	signal (SIGPIPE, SIG_IGN);
249		586
250	const char **cmd_argv = init_resources (argc, argv);	587	sig_handlers.sw_chld.start (SIGCHLD);
		588	sig_handlers.sw_term.start (SIGTERM);
		589	sig_handlers.sw_int.start (SIGINT);
251		590
252	set_locale ("");	591	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		592	/* signal (SIGURG, SIG_DFL); */
253		593
254	#if (MENUBAR_MAX)	594	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	595	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	596	XSetIOErrorHandler (rxvt_xioerror_handler);
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible (r))
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;
352	}
353
354	/*----------------------------------------------------------------------*/
355	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can
358	*/
359	/* EXTPROTO */
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}	597	}
367		598
368	/* ------------------------------------------------------------------------- *	599	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	600	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	601	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	602	void *
372	void *
373	rxvt_malloc (size_t size)	603	rxvt_malloc (size_t size)
374	{	604	{
375	void *p;
376
377	p = malloc (size);	605	void *p = malloc (size);
		606
378	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
379	return p;	610	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	611	}
386		612
387	/* EXTPROTO */	613	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	614	rxvt_calloc (size_t number, size_t size)
390	{	615	{
391	void *p;
392
393	p = calloc (number, size);	616	void *p = calloc (number, size);
		617
394	if (p)	618	if (!p)
		619	rxvt_fatal ("memory allocation failure. aborting.\n");
		620
395	return p;	621	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	622	}
402		623
403	/* EXTPROTO */
404	void *	624	void *
405	rxvt_realloc (void *ptr, size_t size)	625	rxvt_realloc (void *ptr, size_t size)
406	{	626	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	627	void *p = realloc (ptr, size);
411	else	628
412	p = malloc (size);
413	if (p)	629	if (!p)
		630	rxvt_fatal ("memory allocation failure. aborting.\n");
		631
414	return p;	632	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	633	}
421		634
422	/* ------------------------------------------------------------------------- *	635	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *	636	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */	637	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */	638	/* take care of suid/sgid super-user (root) privileges */
426	void	639	void
427	rxvt_term::privileges (int mode)	640	rxvt_privileges (rxvt_privaction action)
428	{	641	{
		642	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		643	static uid_t euid;
		644	static gid_t egid;
		645	#endif
		646
429	#if ! defined(__CYGWIN32__)	647	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	648	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */	649	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))	650	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))	651	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID	652	# define HAVE_SETEUID
435	# endif	653	# endif
436	# ifdef HAVE_SETEUID	654	# ifdef HAVE_SETEUID
437	switch (mode)	655	switch (action)
438	{	656	{
439	case IGNORE:	657	case IGNORE:
440	/*	658	/*
441	* change effective uid/gid - not real uid/gid - so we can switch	659	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required	660	* back to root later, as required
…		…
452	seteuid (euid);	670	seteuid (euid);
453	setegid (egid);	671	setegid (egid);
454	break;	672	break;
455	}	673	}
456	# else	674	# else
457	switch (mode)	675	switch (action)
458	{	676	{
459	case IGNORE:	677	case IGNORE:
460	setuid (getuid ());	678	setuid (getuid ());
461	setgid (getgid ());	679	setgid (getgid ());
462	/* FALLTHROUGH */	680	/* FALLTHROUGH */
…		…
469	#endif	687	#endif
470	}	688	}
471		689
472	#ifdef UTMP_SUPPORT	690	#ifdef UTMP_SUPPORT
473	void	691	void
474	rxvt_term::privileged_utmp (char action)	692	rxvt_term::privileged_utmp (rxvt_privaction action)
475	{	693	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	694	if (OPTION (Opt_utmpInhibit)
477	action, next_utmp_action, getpid ()));	695	|| !pty.name || !*pty.name)
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;	696	return;
482		697
483	privileges (RESTORE);	698	rxvt_privileges (RESTORE);
		699
484	if (action == SAVE)	700	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);	701	makeutent (pty.name, rs[Rs_display_name]);
488	}
489	else	702	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();	703	cleanutent ();
493	}	704
494	privileges (IGNORE);	705	rxvt_privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif
520
521	{
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif
527
528	}
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif
541
542	}
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif
554	}	706	}
555	#endif	707	#endif
556		708
557	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
558	/*	710	/*
559	* window size/position calculcations for XSizeHint and other storage.	711	* window size/position calculcations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	712	* if width/height are non-zero then override calculated width/height
561	*/	713	*/
562	void	714	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	715	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	716	{
565	short recalc_x, recalc_y;	717	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	718	int x, y, sb_w, mb_h, flags;
567	unsigned int w, h;	719	unsigned int w, h;
568	unsigned int max_width, max_height;	720	unsigned int max_width, max_height;
		721	dDisp;
569		722
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	723	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,	724	ncol, nrow, szHint.width, szHint.height));
572	szHint.height));	725
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	726	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	727	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	728	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		729
577	recalc_x = recalc_y = 0;	730	recalc_x = recalc_y = 0;
578	flags = 0;	731	flags = 0;
		732
579	if (!parsed_geometry)	733	if (!parsed_geometry)
580	{	734	{
581	parsed_geometry = 1;	735	parsed_geometry = 1;
		736
582	if (rs[Rs_geometry])	737	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	738	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		739
584	if (flags & WidthValue)	740	if (flags & WidthValue)
585	{	741	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	742	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	743	szHint.flags |= USSize;
588	}	744	}
		745
589	if (flags & HeightValue)	746	if (flags & HeightValue)
590	{	747	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	748	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	749	szHint.flags |= USSize;
593	}	750	}
		751
594	if (flags & XValue)	752	if (flags & XValue)
595	{	753	{
596	szHint.x = x;	754	szHint.x = x;
597	szHint.flags |= USPosition;	755	szHint.flags |= USPosition;
		756
598	if (flags & XNegative)	757	if (flags & XNegative)
599	{	758	{
600	recalc_x = 1;	759	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	760	szHint.win_gravity = NorthEastGravity;
602	}	761	}
603	}	762	}
		763
604	if (flags & YValue)	764	if (flags & YValue)
605	{	765	{
606	szHint.y = y;	766	szHint.y = y;
607	szHint.flags |= USPosition;	767	szHint.flags |= USPosition;
		768
608	if (flags & YNegative)	769	if (flags & YNegative)
609	{	770	{
610	recalc_y = 1;	771	recalc_y = 1;
		772
611	if (szHint.win_gravity == NorthEastGravity)	773	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	774	szHint.win_gravity = SouthEastGravity;
613	else	775	else
614	szHint.win_gravity = SouthWestGravity;	776	szHint.win_gravity = SouthWestGravity;
615	}	777	}
616	}	778	}
617	}	779	}
		780
618	/* TODO: BOUNDS */	781	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	782	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	783	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	784	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	785	max_height = MAX_ROWS * fheight;
623		786
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	787	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		788
626	sb_w = mb_h = 0;	789	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	790	window_vt_x = window_vt_y = int_bwidth;
		791
628	if (scrollbar_visible ())	792	if (scrollbar_visible ())
629	{	793	{
630	sb_w = scrollbar_TotalWidth ();	794	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	795	szHint.base_width += sb_w;
632	if (! (Options & Opt_scrollBar_right))	796	if (!OPTION (Opt_scrollBar_right))
633	window_vt_x = sb_w;	797	window_vt_x += sb_w;
634	}	798	}
		799
635	if (menubar_visible ())	800	if (menubar_visible ())
636	{	801	{
637	mb_h = menuBar_TotalHeight ();	802	mb_h = menuBar_TotalHeight ();
638	szHint.base_height += mb_h;	803	szHint.base_height += mb_h;
639	window_vt_y = mb_h;	804	window_vt_y += mb_h;
640	}	805	}
		806
641	szHint.width_inc = TermWin.fwidth;	807	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	808	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	809	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	810	szHint.min_height = szHint.base_height + szHint.height_inc;
645		811
646	if (width && width - szHint.base_width < max_width)	812	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	813	{
648	szHint.width = width;	814	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	815	width = newwidth - szHint.base_width;
650	}	816	}
651	else	817	else
652	{	818	{
653	MIN_IT (TermWin.width, max_width);	819	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	820	szHint.width = szHint.base_width + width;
655	}	821	}
		822
656	if (height && height - szHint.base_height < max_height)	823	if (newheight && newheight - szHint.base_height < max_height)
657	{	824	{
658	szHint.height = height;	825	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	826	height = newheight - szHint.base_height;
660	}	827	}
661	else	828	else
662	{	829	{
663	MIN_IT (TermWin.height, max_height);	830	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	831	szHint.height = szHint.base_height + height;
665	}	832	}
		833
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	834	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	835	window_sb_x = szHint.width - sb_w;
668		836
669	if (recalc_x)	837	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	838	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);
672	if (recalc_y)	839	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	840	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		841
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	842	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	843	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	844	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,	845	ncol, nrow, szHint.width,
680	szHint.height));	846	szHint.height));
681	return;	847	return;
682	}	848	}
683		849
684	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
…		…
687	* Called after a window size change.	853	* Called after a window size change.
688	*/	854	*/
689	void	855	void
690	rxvt_term::tt_winch ()	856	rxvt_term::tt_winch ()
691	{	857	{
		858	if (pty.pty < 0)
		859	return;
		860
692	struct winsize ws;	861	struct winsize ws;
693		862
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	863	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	864	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	865	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	866	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	867	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
702	#else	868
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	869	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	870	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	871	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	872	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	873	#endif
710	}	874	}
711		875
712	/*----------------------------------------------------------------------*/	876	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	877	/* set_fonts () - load and set the various fonts
714	/*	878	*
715	* init = 1 - initialize	879	* init = 1 - initialize
716	*	880	*
717	* fontname == FONT_UP - switch to bigger font	881	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	882	* fontname == FONT_DN - switch to smaller font
719	*/	883	*/
720	void	884	bool
721	rxvt_term::change_font (int init, const char *fontname)	885	rxvt_term::set_fonts ()
722	{}	886	{
		887	rxvt_fontset *fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop;
723		889
724	void	890	if (!fs
725	rxvt_term::font_up_down (int n, int direction)	891	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
726	{}	892	|| !fs->realize_font (1))
		893	{
		894	delete fs;
		895	return false;
		896	}
		897
		898	#if ENABLE_STYLES
		899	for (int i = RS_styleCount; --i; )
		900	if (fontset[i] != fontset[0])
		901	delete fontset[i];
		902	#endif
		903
		904	delete fontset[0];
		905	fontset[0] = fs;
		906
		907	prop = (*fs)[1]->properties ();
		908	prop.height += lineSpace;
		909	fs->set_prop (prop);
		910
		911	fwidth = prop.width;
		912	fheight = prop.height;
		913	fbase = (*fs)[1]->ascent;
		914
		915	for (int style = 1; style < 4; style++)
		916	{
		917	#if ENABLE_STYLES
		918	const char *res = rs[Rs_font + style];
		919
		920	if (res && !*res)
		921	fontset[style] = fontset[0];
		922	else
		923	{
		924	fontset[style] = fs = new rxvt_fontset (this);
		925	rxvt_fontprop prop2 = prop;
		926
		927	if (res)
		928	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		929	else
		930	{
		931	res = fontset[0]->fontdesc;
		932
		933	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		934	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		935	}
		936
		937	fs->populate (res);
		938	fs->set_prop (prop2);
		939	}
		940	#else
		941	fontset[style] = fontset[0];
		942	#endif
		943	}
		944
		945	if (parent[0])
		946	{
		947	resize_all_windows (0, 0, 0);
		948	scr_remap_chars ();
		949	scr_touch (true);
		950	}
		951
		952	return true;
		953	}
		954
		955	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		956	{
		957	XChangeProperty (display->display, parent[0],
		958	prop, XA_STRING, 8, PropModeReplace,
		959	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		960	}
		961
		962	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		963	{
		964	wchar_t *ws = rxvt_mbstowcs (str, len);
		965	char *s = rxvt_wcstoutf8 (ws);
		966
		967	XChangeProperty (display->display, parent[0],
		968	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		969	(const unsigned char *)s, strlen (s));
		970
		971	free (s);
		972	free (ws);
		973	}
727		974
728	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
729	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
730	/* xterm sequences - title, iconName, color (exptl) */	977	/* xterm sequences - title, iconName, color (exptl) */
731	void	978	void
732	rxvt_term::set_title (const char *str)	979	rxvt_term::set_title (const char *str)
733	{	980	{
734	#ifndef SMART_WINDOW_TITLE	981	set_string_property (XA_WM_NAME, str);
735	XStoreName (display->display, TermWin.parent[0], str);	982	#if ENABLE_EWMH
736	#else	983	set_utf8_property (xa[XA_NET_WM_NAME], str);
737	char *name;
738
739	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
740	name = NULL;
741	if (name == NULL || STRCMP (name, str))
742	XStoreName (display->display, TermWin.parent[0], str);
743	if (name)
744	XFree (name);
745	#endif	984	#endif
746	}	985	}
747		986
748	void	987	void
749	rxvt_term::set_iconName (const char *str)	988	rxvt_term::set_icon_name (const char *str)
750	{	989	{
751	#ifndef SMART_WINDOW_TITLE	990	set_string_property (XA_WM_ICON_NAME, str);
752	XSetIconName (display->display, TermWin.parent[0], str);	991	#if ENABLE_EWMH
753	#else	992	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
754	char *name;
755
756	if (XGetIconName (display->display, TermWin.parent[0], &name))
757	name = NULL;
758	if (name == NULL || STRCMP (name, str))
759	XSetIconName (display->display, TermWin.parent[0], str);
760	if (name)
761	XFree (name);
762	#endif	993	#endif
763	}	994	}
764		995
765	#ifdef XTERM_COLOR_CHANGE	996	#ifdef XTERM_COLOR_CHANGE
766	void	997	void
767	rxvt_term::set_window_color (int idx, const char *color)	998	rxvt_term::set_window_color (int idx, const char *color)
768	{	999	{
769	rxvt_color xcol;	1000	rxvt_color xcol;
770	int i;	1001	int i;
771		1002
772	if (color == NULL || *color == '\0')	1003	if (color == NULL || *color == '\0')
773	return;	1004	return;
774		1005
775	/* handle color aliases */	1006	/* handle color aliases */
776	if (isdigit (*color))	1007	if (isdigit (*color))
777	{	1008	{
778	i = atoi (color);	1009	i = atoi (color);
		1010
779	if (i >= 8 && i <= 15)	1011	if (i >= 8 && i <= 15)
780	{ /* bright colors */	1012	{ /* bright colors */
781	i -= 8;	1013	i -= 8;
782	# ifndef NO_BRIGHTCOLOR	1014	# ifndef NO_BRIGHTCOLOR
783	PixColors[idx] = PixColors[minBrightCOLOR + i];	1015	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
784	SET_PIXCOLOR (idx);	1016	SET_PIXCOLOR (idx);
785	goto Done;	1017	goto done;
786	# endif	1018	# endif
787
788	}	1019	}
		1020
789	if (i >= 0 && i <= 7)	1021	if (i >= 0 && i <= 7)
790	{ /* normal colors */	1022	{ /* normal colors */
791	PixColors[idx] = PixColors[minCOLOR + i];	1023	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
792	SET_PIXCOLOR (idx);	1024	SET_PIXCOLOR (idx);
793	goto Done;	1025	goto done;
794	}	1026	}
795	}	1027	}
		1028
796	if (!rXParseAllocColor (& xcol, color))	1029	if (!rXParseAllocColor (&xcol, color))
797	return;	1030	return;
		1031
798	/* XStoreColor (display->display, XCMAP, XColor*); */	1032	/* XStoreColor (display->display, display->cmap, XColor*); */
799		1033
800	/*	1034	/*
801	* FIXME: should free colors here, but no idea how to do it so instead,	1035	* FIXME: should free colors here, but no idea how to do it so instead,
802	* so just keep gobbling up the colormap	1036	* so just keep gobbling up the colormap
803	*/	1037	*/
804	# if 0	1038	# if 0
805	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
806	if (PixColors[idx] == PixColors[i])	1040	if (pix_colors[idx] == pix_colors[i])
807	break;	1041	break;
808	if (i > Color_White)	1042	if (i > Color_White)
809	{	1043	{
810	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1044	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
811	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1045	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
812	DisplayPlanes (display->display, display->screen));	1046	DisplayPlanes (display->display, display->screen));
813	}	1047	}
814	# endif	1048	# endif
815		1049
816	PixColors[idx] = xcol;	1050	pix_colors_focused[idx] = xcol;
817	SET_PIXCOLOR (idx);	1051	SET_PIXCOLOR (idx);
818		1052
819	/* XSetWindowAttributes attr; */	1053	/* XSetWindowAttributes attr; */
820	/* Cursor cursor; */	1054	/* Cursor cursor; */
821	Done:	1055	done:
822	if (idx == Color_bg && ! (Options & Opt_transparent))
823	XSetWindowBackground (display->display, TermWin.vt,
824	PixColors[Color_bg]);
825		1056
		1057	#if OFF_FOCUS_FADING
		1058	if (rs[Rs_fade])
		1059	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1060	#endif
		1061
826	/* handle Color_BD, scrollbar background, etc. */	1062	/*TODO: handle Color_BD, scrollbar background, etc. */
827		1063
828	set_colorfgbg ();
829	recolour_cursor ();	1064	recolour_cursor ();
830	/* the only reasonable way to enforce a clean update */	1065	scr_recolour ();
831	scr_poweron ();
832	}	1066	}
833		1067
834	#else	1068	#else
835	# define set_window_color (idx,color) ((void)0)	1069	# define set_window_color (idx,color) ((void)0)
836	#endif /* XTERM_COLOR_CHANGE */	1070	#endif /* XTERM_COLOR_CHANGE */
837		1071
838	void	1072	void
839	rxvt_term::recolour_cursor ()	1073	rxvt_term::recolour_cursor ()
840	{	1074	{
841	#if TODO
842	rxvt_color xcol[2];	1075	XColor xcol[2];
843		1076
844	xcol[0] = PixColors[Color_pointer];	1077	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
845	xcol[1] = PixColors[Color_bg];	1078	? pix_colors_focused[Color_pointer_fg]
		1079	: pix_colors_focused[Color_fg];
		1080	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1081	? pix_colors_focused[Color_pointer_bg]
		1082	: pix_colors_focused[Color_bg];
		1083
846	XQueryColors (display->display, XCMAP, xcol, 2);	1084	XQueryColors (display->display, display->cmap, xcol, 2);
847	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1085	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
848	#endif
849	}	1086	}
850		1087
851	/*----------------------------------------------------------------------*/	1088	/*----------------------------------------------------------------------*/
852	/*	1089	/*
853	* find if fg/bg matches any of the normal (low-intensity) colors	1090	* find if fg/bg matches any of the normal (low-intensity) colors
854	*/	1091	*/
855	void	1092	void
856	rxvt_term::set_colorfgbg ()	1093	rxvt_term::set_colorfgbg ()
857	{	1094	{
858	unsigned int i;	1095	unsigned int i;
859	const char *xpmb = "\0";	1096	const char *xpmb = "\0";
860	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1097	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
861		1098
862	env_colorfgbg =
863	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1099	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
864	STRCPY (fstr, "default");	1100	strcpy (fstr, "default");
865	STRCPY (bstr, "default");	1101	strcpy (bstr, "default");
866	for (i = Color_Black; i <= Color_White; i++)	1102	for (i = Color_Black; i <= Color_White; i++)
867	if (PixColors[Color_fg] == PixColors[i])	1103	if (pix_colors[Color_fg] == pix_colors[i])
868	{	1104	{
869	sprintf (fstr, "%d", (i - Color_Black));	1105	sprintf (fstr, "%d", (i - Color_Black));
870	break;	1106	break;
871	}	1107	}
		1108
872	for (i = Color_Black; i <= Color_White; i++)	1109	for (i = Color_Black; i <= Color_White; i++)
873	if (PixColors[Color_bg] == PixColors[i])	1110	if (pix_colors[Color_bg] == pix_colors[i])
874	{	1111	{
875	sprintf (bstr, "%d", (i - Color_Black));	1112	sprintf (bstr, "%d", (i - Color_Black));
876	#ifdef XPM_BACKGROUND	1113	#ifdef XPM_BACKGROUND
877	xpmb = "default;";	1114	xpmb = "default;";
878	#endif	1115	#endif
879	break;	1116	break;
880	}	1117	}
881		1118
882	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1119	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
883
884	#ifndef NO_BRIGHTCOLOR
885	colorfgbg = DEFAULT_RSTYLE;
886	for (i = minCOLOR; i <= maxCOLOR; i++)
887	{
888	if (PixColors[Color_fg] == PixColors[i])
889	colorfgbg = SET_FGCOLOR (colorfgbg, i);
890	if (PixColors[Color_bg] == PixColors[i])
891	colorfgbg = SET_BGCOLOR (colorfgbg, i);
892	}
893	#endif
894	}	1120	}
895		1121
896	/*----------------------------------------------------------------------*/	1122	/*----------------------------------------------------------------------*/
897	/*
898	* Colour determination for low colour displays, routine from
899	* Hans de Goede <hans@highrise.nl>
900	*/
901		1123
902	int	1124	int
903	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1125	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
904	{	1126	{
905	if (!screen_in_out->set (display, colour))	1127	if (!screen_in_out->set (display, colour))
906	{	1128	{
907	rxvt_print_error ("can't allocate colour: %s", colour);	1129	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
908	return false;	1130	return false;
909	}	1131	}
910		1132
911	return true;	1133	return true;
912	}	1134	}
913		1135
914	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
915	* - WINDOW RESIZING - *	1137	* - WINDOW RESIZING - *
916	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
917	void	1139	void
918	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1140	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
919	{	1141	{
920	int fix_screen;	1142	int fix_screen;
921
922	#ifdef SMART_RESIZE
923	int old_width = szHint.width, old_height = szHint.height;	1143	int old_width = szHint.width, old_height = szHint.height;
924	#endif	1144	dDisp;
925		1145
926	window_calc (width, height);	1146	window_calc (newwidth, newheight);
927	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1147	XSetWMNormalHints (disp, parent[0], &szHint);
		1148
928	if (!ignoreparent)	1149	if (!ignoreparent)
929	{	1150	{
930	#ifdef SMART_RESIZE	1151	#ifdef SMART_RESIZE
931	/*	1152	/*
932	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1153	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
935	int x, y, x1, y1;	1156	int x, y, x1, y1;
936	int dx, dy;	1157	int dx, dy;
937	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1158	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
938	Window unused_cr;	1159	Window unused_cr;
939		1160
940	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1161	XTranslateCoordinates (disp, parent[0], display->root,
941	0, 0, &x, &y, &unused_cr);	1162	0, 0, &x, &y, &unused_cr);
942	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1163	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
943	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1164	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
944	/*	1165	/*
945	* if display->root isn't the parent window, a WM will probably have offset	1166	* if display->root isn't the parent window, a WM will probably have offset
946	* our position for handles and decorations. Counter it	1167	* our position for handles and decorations. Counter it
947	*/	1168	*/
…		…
949	{	1170	{
950	x -= x1;	1171	x -= x1;
951	y -= y1;	1172	y -= y1;
952	}	1173	}
953		1174
954	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1175	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
955	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1176	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
956	dx = old_width - szHint.width;	1177	dx = old_width - szHint.width;
957	dy = old_height - szHint.height;	1178	dy = old_height - szHint.height;
958		1179
959	/* Check position of the center of the window */	1180	/* Check position of the center of the window */
960	if (x < x1) /* left half */	1181	if (x < x1) /* left half */
…		…
964	if (y < y1) /* top half */	1185	if (y < y1) /* top half */
965	dy = 0;	1186	dy = 0;
966	else if (y == y1) /* exact center */	1187	else if (y == y1) /* exact center */
967	dy /= 2;	1188	dy /= 2;
968		1189
969	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1190	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
970	szHint.width, szHint.height);	1191	szHint.width, szHint.height);
971	#else	1192	#else
972	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1193	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
973	szHint.height);
974	#endif	1194	#endif
975
976	}	1195	}
977		1196
978	fix_screen = (TermWin.ncol != prev_ncol	1197	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
979	|| TermWin.nrow != prev_nrow);
980		1198
981	if (fix_screen || width != old_width || height != old_height)	1199	if (fix_screen || newwidth != old_width || newheight != old_height)
982	{	1200	{
983	if (scrollbar_visible ())	1201	if (scrollbar_visible ())
984	{	1202	{
985	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1203	XMoveResizeWindow (disp, scrollBar.win,
		1204	window_sb_x, 0,
986	0, scrollbar_TotalWidth (), szHint.height);	1205	scrollbar_TotalWidth (), szHint.height);
987	resize_scrollbar ();	1206	resize_scrollbar ();
988	}	1207	}
989		1208
990	if (menubar_visible ())	1209	if (menubar_visible ())
991	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1210	XMoveResizeWindow (disp, menuBar.win,
		1211	window_vt_x, 0,
992	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1212	TermWin_TotalWidth (), menuBar_TotalHeight ());
993		1213
994	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1214	XMoveResizeWindow (disp, vt,
995	window_vt_y, TermWin_TotalWidth (),	1215	window_vt_x, window_vt_y,
996	TermWin_TotalHeight ());	1216	TermWin_TotalWidth (), TermWin_TotalHeight ());
		1217
997	scr_clear ();	1218	scr_clear ();
998	#ifdef XPM_BACKGROUND	1219	#ifdef XPM_BACKGROUND
999	resize_pixmap ();	1220	resize_pixmap ();
1000	#endif	1221	#endif
1001
1002	}	1222	}
1003		1223
1004	if (fix_screen || old_height == 0)	1224	if (fix_screen || old_height == 0)
1005	{	1225	{
1006	int curr_screen = -1;	1226	int curr_screen = -1;
1007	int old_ncol = prev_ncol;	1227	int old_ncol = prev_ncol;
1008		1228
1009	/* scr_reset only works on the primary screen */	1229	/* scr_reset only works on the primary screen */
1010	if (old_height) /* this is not the first time through */	1230	if (old_height) /* this is not the first time through */
1011	{	1231	{
1012	unsigned int ncol = TermWin.ncol;	1232	unsigned int ocol = ncol;
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1233	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);	1234	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;	1235	ncol = ocol;
1016	}	1236	}
1017		1237
1018	scr_reset ();	1238	scr_reset ();
1019		1239
1020	if (curr_screen >= 0) /* this is not the first time through */	1240	if (curr_screen >= 0) /* this is not the first time through */
1021	{	1241	{
1022	scr_change_screen (curr_screen);	1242	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1243	selection_check (old_ncol != ncol ? 4 : 0);
1024	}	1244	}
1025	}	1245	}
1026		1246
1027	old_width = szHint.width;	1247	old_width = szHint.width;
1028	old_height = szHint.height;	1248	old_height = szHint.height;
		1249
		1250	#ifdef XPM_BACKGROUND
		1251	if (pixmap)
		1252	scr_touch (false);
		1253	#endif
1029		1254
1030	#ifdef USE_XIM	1255	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1256	IMSetStatusPosition ();
1032	#endif	1257	#endif
1033	}	1258	}
…		…
1035	/*	1260	/*
1036	* Set the width/height of the vt window in characters. Units are pixels.	1261	* Set the width/height of the vt window in characters. Units are pixels.
1037	* good for toggling 80/132 columns	1262	* good for toggling 80/132 columns
1038	*/	1263	*/
1039	void	1264	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1265	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1266	{
1042	XWindowAttributes wattr;	1267	XWindowAttributes wattr;
1043		1268
1044	if (width == 0 || height == 0)	1269	if (newwidth == 0 || newheight == 0)
1045	{	1270	{
1046	XGetWindowAttributes (display->display, display->root, &wattr);	1271	XGetWindowAttributes (display->display, display->root, &wattr);
		1272
1047	if (width == 0)	1273	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1274	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1275	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1276	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1277	}
		1278
		1279	if (newwidth != width || newheight != height)
		1280	{
1054	width += szHint.base_width;	1281	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1282	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1283	resize_all_windows (newwidth, newheight, 0);
1057	}	1284	}
1058	}	1285	}
1059		1286
1060	/* -------------------------------------------------------------------- *	1287	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1288	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1289	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1290	#ifdef USE_XIM
1064		1291
1065	void	1292	void
		1293	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1294	{
		1295	fg = pix_colors[Color_fg];
		1296	bg = pix_colors[Color_bg];
		1297	}
		1298
		1299	void
1066	rxvt_term::im_set_size (XRectangle *size)	1300	rxvt_term::im_set_size (XRectangle &size)
1067	{	1301	{
1068	size->x = TermWin.int_bwidth;	1302	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1303	size.x = int_bwidth;
1070	size->width = Width2Pixel (TermWin.ncol);	1304	size.y = int_bwidth;
1071	size->height = Height2Pixel (TermWin.nrow);	1305	size.width = Width2Pixel (ncol) + int_bwidth;
		1306	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1307	}
1073		1308
1074	void	1309	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1310	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1311	XRectangle &status_rect,
		1312	const XRectangle &needed_rect)
1076	{	1313	{
1077	*fg = PixColors[Color_fg];	1314	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1315	preedit_rect.y = 0;
		1316	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1317	preedit_rect.height = fheight;
		1318
		1319	status_rect.x = 0;
		1320	status_rect.y = 0;
		1321	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1322	status_rect.height = fheight;
1079	}	1323	}
1080		1324
1081	/* Checking whether input method is running. */	1325	/* Checking whether input method is running. */
1082	bool	1326	bool
1083	rxvt_term::IMisRunning ()	1327	rxvt_term::IMisRunning ()
1084	{	1328	{
1085	char *p;	1329	char *p;
1086	Atom atom;	1330	Atom atom;
1087	Window win;	1331	Window win;
1088	char server[IMBUFSIZ];	1332	char server[IMBUFSIZ];
1089		1333
1090	/* get current locale modifier */	1334	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1335	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092	{	1336	{
1093	STRCPY (server, "@server=");	1337	strcpy (server, "@server=");
1094	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1338	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1339
1095	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1340	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096	*p = '\0';	1341	*p = '\0';
1097		1342
1098	atom = XInternAtom (display->display, server, False);	1343	atom = XInternAtom (display->display, server, False);
1099	win = XGetSelectionOwner (display->display, atom);	1344	win = XGetSelectionOwner (display->display, atom);
		1345
1100	if (win != None)	1346	if (win != None)
1101	return True;	1347	return True;
1102	}	1348	}
		1349
1103	return False;	1350	return False;
1104	}	1351	}
1105		1352
1106	void	1353	void
1107	rxvt_term::IMSendSpot ()	1354	rxvt_term::IMSendSpot ()
1108	{	1355	{
1109	XPoint spot;	1356	XPoint nspot;
1110	XVaNestedList preedit_attr;	1357	XVaNestedList preedit_attr;
1111		1358
1112	if (Input_Context == NULL	1359	if (!Input_Context
		1360	|| !focus
1113	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1361	|| !(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;	1362	return;
1121		1363
1122	im_set_position (&spot);	1364	im_set_position (nspot);
		1365
		1366	if (nspot.x == spot.x && nspot.y == spot.y)
		1367	return;
		1368
		1369	spot = nspot;
1123		1370
1124	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1371	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1372	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree (preedit_attr);	1373	XFree (preedit_attr);
1127	}	1374	}
1128		1375
1129	void	1376	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	}
1153
1154	void
1155	rxvt_term::im_destroy ()	1377	rxvt_term::im_destroy ()
1156	{	1378	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1379	if (input_method)
1164	{	1380	{
		1381	if (Input_Context && input_method->xim)
		1382	XDestroyIC (Input_Context);
		1383
1165	display->put_xim (input_method);	1384	display->put_xim (input_method);
1166	input_method = 0;	1385	input_method = 0;
1167	}	1386	}
		1387
		1388	Input_Context = 0;
1168	}	1389	}
1169		1390
1170	/*	1391	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1392	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1393	* open a suitable preedit type
1173	*/	1394	*/
1174	bool	1395	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1396	rxvt_term::IM_get_IC (const char *modifiers)
1176	{	1397	{
1177	int i, j, found;	1398	int i, j, found;
1178	XIM xim;	1399	XIM xim;
1179	XPoint spot;	1400	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1401	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1402	unsigned long fg, bg;
1182	const char *p;	1403	const char *p;
1183	char **s;	1404	char **s;
1184	XIMStyles *xim_styles;	1405	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;
1186		1406
1187	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1407	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1408	return false;
1189		1409
1190	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1410	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191	input_method = display->get_xim (locale, modifiers);	1411	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1412	if (input_method == NULL)
1193	return false;	1413	return false;
1194		1414
1195	xim = input_method->xim;	1415	xim = input_method->xim;
		1416	spot.x = spot.y = -1;
1196		1417
1197	xim_styles = NULL;	1418	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1420	|| !xim_styles || !xim_styles->count_styles)
1200	{	1421	{
1201	display->put_xim (input_method);	1422	im_destroy ();
1202	return false;	1423	return false;
1203	}	1424	}
1204		1425
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1426	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1427
		1428	for (int pi = 0; pi < 2; pi++)
		1429	{
		1430	p = pet[pi];
		1431
		1432	if (!p)
		1433	continue;
		1434
1206	s = rxvt_splitcommastring (p);	1435	s = rxvt_splitcommastring (p);
		1436
1207	for (i = found = 0; !found && s[i]; i++)	1437	for (i = found = 0; !found && s[i]; i++)
1208	{	1438	{
1209	if (!STRCMP (s[i], "OverTheSpot"))	1439	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1440	input_style = (XIMPreeditPosition | XIMStatusNothing);
1211	else if (!STRCMP (s[i], "OffTheSpot"))	1441	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1442	input_style = (XIMPreeditArea | XIMStatusArea);
1213	else if (!STRCMP (s[i], "Root"))	1443	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1444	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1445	else if (!strcmp (s[i], "None"))
		1446	input_style = (XIMPreeditNone | XIMStatusNone);
1215		1447
1216	for (j = 0; j < xim_styles->count_styles; j++)	1448	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1449	if (input_style == xim_styles->supported_styles[j])
1218	{	1450	{
		1451	rxvt_freecommastring (s);
		1452
1219	found = 1;	1453	found = 1;
1220	break;	1454	goto foundpet;
		1455	}
		1456
1221	}	1457	}
1222	}
1223		1458
1224	for (i = 0; s[i]; i++)	1459	rxvt_freecommastring (s);
1225	free (s[i]);	1460	}
1226		1461
1227	free (s);	1462	foundpet:
		1463
1228	XFree (xim_styles);	1464	XFree (xim_styles);
1229		1465
1230	if (!found)	1466	if (!found)
1231	{	1467	{
1232	display->put_xim (input_method);	1468	im_destroy ();
1233	return false;	1469	return false;
1234	}	1470	}
1235		1471
1236	preedit_attr = status_attr = NULL;	1472	XFontSet fs = 0;
		1473	XVaNestedList preedit_attr = 0, status_attr = 0;
		1474
		1475	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1476	{
		1477	// fake us a font-set, please
		1478	char **missing_charset_list;
		1479	int missing_charset_count;
		1480	char *def_string;
		1481	char pat[512];
		1482
		1483	sprintf (pat,
		1484	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"*",
		1490	fheight,
		1491	fheight + 1, fheight - 1,
		1492	fheight - 2, fheight + 2);
		1493
		1494	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1495	&missing_charset_list, &missing_charset_count, &def_string);
		1496
		1497	if (missing_charset_list)
		1498	XFreeStringList (missing_charset_list);
		1499
		1500	if (!fs)
		1501	{
		1502	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1503	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1504	}
		1505	}
1237		1506
1238	if (input_style & XIMPreeditPosition)	1507	if (input_style & XIMPreeditPosition)
1239	{	1508	{
1240	im_set_size (&rect);	1509	im_set_size (rect);
1241	im_set_position (&spot);	1510	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1511	im_set_color (fg, bg);
1243		1512
1244	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1513	preedit_attr = XVaCreateNestedList (0,
		1514	XNForeground, fg,
		1515	XNBackground, bg,
		1516	XNArea, &rect,
1245	XNSpotLocation, &spot,	1517	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1518	XNFontSet, fs,
1248	NULL);	1519	NULL);
1249	}	1520	}
1250	else if (input_style & XIMPreeditArea)	1521	else if (input_style & XIMPreeditArea)
1251	{	1522	{
1252	im_set_color (&fg, &bg);	1523	im_set_color (fg, bg);
1253		1524
1254	/*	1525	/*
1255	* The necessary width of preedit area is unknown	1526	* The necessary width of preedit area is unknown
1256	* until create input context.	1527	* until create input context.
1257	*/	1528	*/
1258	needed_rect.width = 0;	1529	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1530	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1531
1262	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1532	preedit_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1534	XNBackground, bg,
		1535	XNArea, &rect,
		1536	XNFontSet, fs,
		1537	NULL);
		1538	status_attr = XVaCreateNestedList (0,
		1539	XNForeground, fg,
		1540	XNBackground, bg,
		1541	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1542	XNFontSet, fs,
1265	NULL);	1543	NULL);
1266	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1267	XNForeground, fg, XNBackground, bg,
1268	//XNFontSet, TermWin.fontset,
1269	NULL);
1270	}	1544	}
1271		1545
1272	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1546	Input_Context = XCreateIC (xim,
		1547	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1548	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1549	XNFocusWindow, parent[0],
1275	preedit_attr ? XNPreeditAttributes : NULL,	1550	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1551	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1552	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1553	status_attr, NULL);
		1554
1279	if (preedit_attr) XFree (preedit_attr);	1555	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree (status_attr);	1556	if (status_attr) XFree (status_attr);
		1557	if (fs) XFreeFontSet (display->display, fs);
1281		1558
1282	if (Input_Context == NULL)	1559	if (Input_Context == NULL)
1283	{	1560	{
1284	rxvt_print_error ("failed to create input context");	1561	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1562	im_destroy ();
1286	return false;	1563	return false;
1287	}	1564	}
1288		1565
1289	if (input_style & XIMPreeditArea)	1566	if (input_style & XIMPreeditArea)
1290	IMSetStatusPosition ();	1567	IMSetStatusPosition ();
…		…
1294	}	1571	}
1295		1572
1296	void	1573	void
1297	rxvt_term::im_cb ()	1574	rxvt_term::im_cb ()
1298	{	1575	{
1299	int i, found, had_im;	1576	int i;
1300	const char *p;	1577	const char *p;
1301	char **s;	1578	char **s;
1302	char buf[IMBUFSIZ];	1579	char buf[IMBUFSIZ];
1303		1580
		1581	SET_R (this);
		1582
1304	im_destroy ();	1583	im_destroy ();
1305		1584
1306	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1585	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1307	if (Input_Context)	1586	if (Input_Context)
1308	return;	1587	return;
…		…
1316	if (p && *p)	1595	if (p && *p)
1317	{	1596	{
1318	bool found = false;	1597	bool found = false;
1319		1598
1320	s = rxvt_splitcommastring (p);	1599	s = rxvt_splitcommastring (p);
		1600
1321	for (i = 0; s[i]; i++)	1601	for (i = 0; s[i]; i++)
1322	{	1602	{
1323	if (*s[i])	1603	if (*s[i])
1324	{	1604	{
1325	STRCPY (buf, "@im=");	1605	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1606	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1607	if (IM_get_IC (buf))
1328	{	1608	{
1329	found = true;	1609	found = true;
1330	break;	1610	break;
1331	}	1611	}
1332	}	1612	}
1333	}	1613	}
1334	for (i = 0; s[i]; i++)	1614
1335	free (s[i]);	1615	rxvt_freecommastring (s);
1336	free (s);
1337		1616
1338	if (found)	1617	if (found)
1339	goto done;	1618	goto done;
1340	}	1619	}
1341		1620
…		…
1355	}	1634	}
1356		1635
1357	void	1636	void
1358	rxvt_term::IMSetStatusPosition ()	1637	rxvt_term::IMSetStatusPosition ()
1359	{	1638	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1639	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1640	XVaNestedList preedit_attr, status_attr;
1362		1641
1363	if (Input_Context == NULL	1642	if (!Input_Context
		1643	|| !focus
1364	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1644	|| !(input_style & XIMPreeditArea)
1365	|| !IMisRunning ())	1645	|| !IMisRunning ())
1366	return;	1646	return;
1367		1647
1368	/* Getting the necessary width of preedit area */	1648	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1650	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree (status_attr);	1651	XFree (status_attr);
1372		1652
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1653	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1654	XFree (needed_rect);
1374		1655
1375	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1656	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1657	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1658
1378	XSetICValues (Input_Context,	1659	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1660	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1661	XNStatusAttributes, status_attr, NULL);
1381		1662
1382	XFree (preedit_attr);	1663	XFree (preedit_attr);
1383	XFree (status_attr);	1664	XFree (status_attr);
1384	}	1665	}
1385	#endif /* USE_XIM */	1666	#endif /* USE_XIM */

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