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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.41 by pcg, Sun Feb 22 08:28:36 2004 UTC vs.
Revision 1.153 by root, Tue Dec 27 12:23:37 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
…		…
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 */
36		35
		36	#include <limits>
		37
37	#include <signal.h>	38	#include <csignal>
		39	#include <cstring>
38		40
39	#ifdef TTY_GID_SUPPORT	41	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	42	# include <grp.h>
41	#endif	43	#endif
42		44
43	#ifdef HAVE_TERMIOS_H	45	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	# include <termios.h>
45	#endif	47	#endif
46		48
47	#include <cstring>	49	#ifdef KEYSYM_RESOURCE
		50	# include "keyboard.h"
		51	#endif
		52
		53	vector<rxvt_term *> rxvt_term::termlist;
48		54
49	static char curlocale[128];	55	static char curlocale[128];
50		56
51	void	57	bool
52	rxvt_set_locale (const char *locale)	58	rxvt_set_locale (const char *locale)
53	{	59	{
54	if (locale && STRNCMP (locale, curlocale, 128))	60	if (!locale || !strncmp (locale, curlocale, 128))
55	{	61	return false;
		62
56	STRNCPY (curlocale, locale, 128);	63	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	64	setlocale (LC_CTYPE, curlocale);
		65	return true;
		66	}
		67
		68	#if ENABLE_COMBINING
		69	class rxvt_composite_vec rxvt_composite;
		70
		71	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		72	{
		73	compose_char *cc;
		74
		75	// break compose chains, as stupid readline really likes to duplicate
		76	// composing characters for some reason near the end of a line.
		77	cc = (*this)[c1];
		78	while (cc)
58	}	79	{
59	}	80	if (cc->c2 == c2) return c1;
		81	cc = (*this)[cc->c1];
		82	}
60		83
61	void *	84	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	85	for (cc = v.end (); cc-- > v.begin (); )
63	{	86	{
64	void *p = malloc (s);	87	if (cc->c1 == c1 && cc->c2 == c2)
		88	return COMPOSE_LO + (cc - v.begin ());
		89	}
65		90
66	MEMSET (p, 0, s);	91	// allocate a new combination
		92	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		93	{
		94	static int seen;
		95
		96	if (!seen++)
		97	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		98
		99	return REPLACEMENT_CHAR;
		100	}
		101
		102	v.push_back (compose_char (c1, c2));
		103
		104	return v.size () - 1 + COMPOSE_LO;
		105	}
		106
		107	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		108	{
		109	compose_char *cc = (*this)[c];
		110
		111	if (!cc)
		112	{
		113	if (r) *r = c;
		114	return 1;
		115	}
		116
		117	int len = expand (cc->c1, r);
		118
		119	if (r) r += len;
		120
		121	if (cc->c2 != NOCHAR)
		122	{
		123	len++;
		124	if (r) *r++ = cc->c2;
		125	}
		126
67	return p;	127	return len;
68	}
69		128
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	129	}
		130	#endif
75		131
76	rxvt_term::rxvt_term ()	132	rxvt_term::rxvt_term ()
77	:	133	:
		134	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	135	rootwin_ev (this, &rxvt_term::rootwin_cb),
		136	#endif
		137	#ifdef HAVE_SCROLLBARS
		138	scrollbar_ev (this, &rxvt_term::x_cb),
		139	#endif
		140	#ifdef MENUBAR
		141	menubar_ev (this, &rxvt_term::x_cb),
		142	#endif
		143	#ifdef CURSOR_BLINK
		144	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		145	#endif
		146	#ifdef TEXT_BLINK
		147	text_blink_ev (this, &rxvt_term::text_blink_cb),
		148	#endif
		149	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		150	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		151	#endif
		152	#ifdef SELECTION_SCROLLING
		153	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		154	#endif
		155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		156	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		157	#endif
		158	#ifdef POINTER_BLANK
		159	pointer_ev (this, &rxvt_term::pointer_cb),
		160	#endif
		161	#ifdef USE_XIM
		162	im_ev (this, &rxvt_term::im_cb),
		163	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	164	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	165	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),	166	check_ev (this, &rxvt_term::check_cb),
		167	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	168	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	169	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	170	incr_ev (this, &rxvt_term::incr_cb)
103	{	171	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	172	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		173
107	rxvt_term::~rxvt_term ()	174	termlist.push_back (this);
		175
		176	#ifdef KEYSYM_RESOURCE
		177	keyboard = new keyboard_manager;
		178
		179	if (!keyboard)
		180	rxvt_fatal ("out of memory, aborting.\n");
		181	#endif
		182	}
		183
		184	// clean up the most important stuff, do *not* call x or free mem etc.
		185	// for use before an emergency exit
		186	void rxvt_term::emergency_cleanup ()
108	{	187	{
109	if (cmd_fd >= 0)	188	if (cmd_pid)
110	close (cmd_fd);	189	kill (-cmd_pid, SIGHUP);
111		190
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	191	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	192	privileged_utmp (RESTORE);
117	#endif	193	#endif
118		194
		195	pty.put ();
		196	}
		197
		198	rxvt_term::~rxvt_term ()
		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 (!(options & 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 (options & Opt_scrollBar)
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	create_windows (argc, argv);
		479
		480	dDisp;
		481
		482	init_xlocale ();
		483
		484	scr_reset (); /* initialize screen */
		485
		486	#if 0
		487	XSynchronize (disp, True);
		488	#endif
		489
		490	#ifdef HAVE_SCROLLBARS
		491	if (options & Opt_scrollBar)
		492	resize_scrollbar (); /* create and map scrollbar */
		493	#endif
		494	#if (MENUBAR_MAX)
		495	if (menubar_visible ())
		496	XMapWindow (disp, menuBar.win);
		497	#endif
		498	#ifdef TRANSPARENT
		499	if (options & Opt_transparent)
		500	{
		501	XSelectInput (disp, display->root, PropertyChangeMask);
		502	check_our_parents ();
		503	rootwin_ev.start (display, display->root);
		504	}
		505	#endif
		506
		507	XMapWindow (disp, vt);
		508	XMapWindow (disp, parent[0]);
		509
		510	set_colorfgbg ();
		511
		512	init_command (cmd_argv);
		513
		514	free (cmd_argv);
		515
		516	pty_ev.start (pty.pty, EVENT_READ);
		517
		518	check_ev.start ();
		519
		520	return true;
		521	}
		522
		523	static struct sig_handlers
		524	{
		525	sig_watcher sw_chld, sw_term, sw_int;
		526
		527	void sig_chld (sig_watcher &w)
		528	{
		529	// we are being called for every SIGCHLD, find the corresponding term
		530	int pid;
		531
		532	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		533	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		534	if (pid == (*t)->cmd_pid)
		535	{
		536	(*t)->child_exit ();
		537	break;
		538	}
		539	}
		540
		541	/*
		542	* Catch a fatal signal and tidy up before quitting
		543	*/
		544	void
		545	sig_term (sig_watcher &w)
		546	{
		547	#ifdef DEBUG_CMD
		548	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		549	#endif
		550	rxvt_emergency_cleanup ();
		551	signal (w.signum, SIG_DFL);
		552	kill (getpid (), w.signum);
		553	}
		554
		555	sig_handlers ()
		556	: sw_chld (this, &sig_handlers::sig_chld),
		557	sw_term (this, &sig_handlers::sig_term),
		558	sw_int (this, &sig_handlers::sig_term)
		559	{
		560	}
		561	} sig_handlers;
		562
		563	void
		564	rxvt_init ()
237	{	565	{
238	/*	566	/*
239	* Save and then give up any super-user privileges	567	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	568	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	569	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	570	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	571	* 2. chown tty on some systems
244	*/	572	*/
245	privileges (SAVE);	573	rxvt_privileges (SAVE);
246	privileges (IGNORE);	574	rxvt_privileges (IGNORE);
247		575
248	init_secondary ();	576	signal (SIGHUP, SIG_IGN);
		577	signal (SIGPIPE, SIG_IGN);
249		578
250	const char **cmd_argv = init_resources (argc, argv);	579	sig_handlers.sw_chld.start (SIGCHLD);
		580	sig_handlers.sw_term.start (SIGTERM);
		581	sig_handlers.sw_int.start (SIGINT);
251		582
252	set_locale ("");	583	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		584	/* signal (SIGURG, SIG_DFL); */
253		585
254	#if (MENUBAR_MAX)	586	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	587	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	588	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	}	589	}
367		590
368	/* ------------------------------------------------------------------------- *	591	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	592	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	593	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	594	void *
372	void *
373	rxvt_malloc (size_t size)	595	rxvt_malloc (size_t size)
374	{	596	{
375	void *p;
376
377	p = malloc (size);	597	void *p = malloc (size);
		598
378	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
379	return p;	602	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	603	}
386		604
387	/* EXTPROTO */	605	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	606	rxvt_calloc (size_t number, size_t size)
390	{	607	{
391	void *p;
392
393	p = calloc (number, size);	608	void *p = calloc (number, size);
		609
394	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
395	return p;	613	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	614	}
402		615
403	/* EXTPROTO */
404	void *	616	void *
405	rxvt_realloc (void *ptr, size_t size)	617	rxvt_realloc (void *ptr, size_t size)
406	{	618	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	619	void *p = realloc (ptr, size);
411	else	620
412	p = malloc (size);
413	if (p)	621	if (!p)
		622	rxvt_fatal ("memory allocation failure. aborting.\n");
		623
414	return p;	624	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	625	}
421		626
422	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *	628	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */	630	/* take care of suid/sgid super-user (root) privileges */
426	void	631	void
427	rxvt_term::privileges (int mode)	632	rxvt_privileges (rxvt_privaction action)
428	{	633	{
		634	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		635	static uid_t euid;
		636	static gid_t egid;
		637	#endif
		638
429	#if ! defined(__CYGWIN32__)	639	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	640	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */	641	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))	642	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))	643	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID	644	# define HAVE_SETEUID
435	# endif	645	# endif
436	# ifdef HAVE_SETEUID	646	# ifdef HAVE_SETEUID
437	switch (mode)	647	switch (action)
438	{	648	{
439	case IGNORE:	649	case IGNORE:
440	/*	650	/*
441	* change effective uid/gid - not real uid/gid - so we can switch	651	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required	652	* back to root later, as required
…		…
452	seteuid (euid);	662	seteuid (euid);
453	setegid (egid);	663	setegid (egid);
454	break;	664	break;
455	}	665	}
456	# else	666	# else
457	switch (mode)	667	switch (action)
458	{	668	{
459	case IGNORE:	669	case IGNORE:
460	setuid (getuid ());	670	setuid (getuid ());
461	setgid (getgid ());	671	setgid (getgid ());
462	/* FALLTHROUGH */	672	/* FALLTHROUGH */
…		…
469	#endif	679	#endif
470	}	680	}
471		681
472	#ifdef UTMP_SUPPORT	682	#ifdef UTMP_SUPPORT
473	void	683	void
474	rxvt_term::privileged_utmp (char action)	684	rxvt_term::privileged_utmp (rxvt_privaction action)
475	{	685	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477	action, next_utmp_action, getpid ()));
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)	686	if ((options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')	687	|| !pty.name || !*pty.name)
481	return;	688	return;
482		689
483	privileges (RESTORE);	690	rxvt_privileges (RESTORE);
		691
484	if (action == SAVE)	692	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);	693	makeutent (pty.name, rs[Rs_display_name]);
488	}
489	else	694	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();	695	cleanutent ();
493	}	696
494	privileges (IGNORE);	697	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	}	698	}
555	#endif	699	#endif
556		700
557	/*----------------------------------------------------------------------*/	701	/*----------------------------------------------------------------------*/
558	/*	702	/*
559	* window size/position calculcations for XSizeHint and other storage.	703	* window size/position calculcations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	704	* if width/height are non-zero then override calculated width/height
561	*/	705	*/
562	void	706	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	707	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	708	{
565	short recalc_x, recalc_y;	709	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	710	int x, y, sb_w, mb_h, flags;
567	unsigned int w, h;	711	unsigned int w, h;
568	unsigned int max_width, max_height;	712	unsigned int max_width, max_height;
		713	dDisp;
569		714
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,	716	ncol, nrow, szHint.width, szHint.height));
572	szHint.height));	717
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	719	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		721
577	recalc_x = recalc_y = 0;	722	recalc_x = recalc_y = 0;
578	flags = 0;	723	flags = 0;
		724
579	if (!parsed_geometry)	725	if (!parsed_geometry)
580	{	726	{
581	parsed_geometry = 1;	727	parsed_geometry = 1;
		728
582	if (rs[Rs_geometry])	729	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	730	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		731
584	if (flags & WidthValue)	732	if (flags & WidthValue)
585	{	733	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	734	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	735	szHint.flags |= USSize;
588	}	736	}
		737
589	if (flags & HeightValue)	738	if (flags & HeightValue)
590	{	739	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	740	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	741	szHint.flags |= USSize;
593	}	742	}
		743
594	if (flags & XValue)	744	if (flags & XValue)
595	{	745	{
596	szHint.x = x;	746	szHint.x = x;
597	szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
		748
598	if (flags & XNegative)	749	if (flags & XNegative)
599	{	750	{
600	recalc_x = 1;	751	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	752	szHint.win_gravity = NorthEastGravity;
602	}	753	}
603	}	754	}
		755
604	if (flags & YValue)	756	if (flags & YValue)
605	{	757	{
606	szHint.y = y;	758	szHint.y = y;
607	szHint.flags |= USPosition;	759	szHint.flags |= USPosition;
		760
608	if (flags & YNegative)	761	if (flags & YNegative)
609	{	762	{
610	recalc_y = 1;	763	recalc_y = 1;
		764
611	if (szHint.win_gravity == NorthEastGravity)	765	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	766	szHint.win_gravity = SouthEastGravity;
613	else	767	else
614	szHint.win_gravity = SouthWestGravity;	768	szHint.win_gravity = SouthWestGravity;
615	}	769	}
616	}	770	}
617	}	771	}
		772
618	/* TODO: BOUNDS */	773	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	774	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	775	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	776	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	777	max_height = MAX_ROWS * fheight;
623		778
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	779	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		780
626	sb_w = mb_h = 0;	781	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	782	window_vt_x = window_vt_y = int_bwidth;
		783
628	if (scrollbar_visible ())	784	if (scrollbar_visible ())
629	{	785	{
630	sb_w = scrollbar_TotalWidth ();	786	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	787	szHint.base_width += sb_w;
632	if (! (Options & Opt_scrollBar_right))	788	if (!(options & Opt_scrollBar_right))
633	window_vt_x = sb_w;	789	window_vt_x += sb_w;
634	}	790	}
		791
635	if (menubar_visible ())	792	if (menubar_visible ())
636	{	793	{
637	mb_h = menuBar_TotalHeight ();	794	mb_h = menuBar_TotalHeight ();
638	szHint.base_height += mb_h;	795	szHint.base_height += mb_h;
639	window_vt_y = mb_h;	796	window_vt_y += mb_h;
640	}	797	}
		798
641	szHint.width_inc = TermWin.fwidth;	799	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	800	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	801	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	802	szHint.min_height = szHint.base_height + szHint.height_inc;
645		803
646	if (width && width - szHint.base_width < max_width)	804	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	805	{
648	szHint.width = width;	806	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	807	width = newwidth - szHint.base_width;
650	}	808	}
651	else	809	else
652	{	810	{
653	MIN_IT (TermWin.width, max_width);	811	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	812	szHint.width = szHint.base_width + width;
655	}	813	}
		814
656	if (height && height - szHint.base_height < max_height)	815	if (newheight && newheight - szHint.base_height < max_height)
657	{	816	{
658	szHint.height = height;	817	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	818	height = newheight - szHint.base_height;
660	}	819	}
661	else	820	else
662	{	821	{
663	MIN_IT (TermWin.height, max_height);	822	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	823	szHint.height = szHint.base_height + height;
665	}	824	}
		825
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	826	if (scrollbar_visible () && (options & Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	827	window_sb_x = szHint.width - sb_w;
668		828
669	if (recalc_x)	829	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	830	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);
672	if (recalc_y)	831	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	832	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		833
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	834	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	835	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	836	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,	837	ncol, nrow, szHint.width,
680	szHint.height));	838	szHint.height));
681	return;	839	return;
682	}	840	}
683		841
684	/*----------------------------------------------------------------------*/	842	/*----------------------------------------------------------------------*/
…		…
687	* Called after a window size change.	845	* Called after a window size change.
688	*/	846	*/
689	void	847	void
690	rxvt_term::tt_winch ()	848	rxvt_term::tt_winch ()
691	{	849	{
		850	if (pty.pty < 0)
		851	return;
		852
692	struct winsize ws;	853	struct winsize ws;
693		854
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	855	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	856	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	857	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	858	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	859	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
702	#else	860
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	861	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	862	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	863	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	864	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	865	#endif
710	}	866	}
711		867
712	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	869	/* set_fonts () - load and set the various fonts
714	/*	870	*
715	* init = 1 - initialize	871	* init = 1 - initialize
716	*	872	*
717	* fontname == FONT_UP - switch to bigger font	873	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	874	* fontname == FONT_DN - switch to smaller font
719	*/	875	*/
720	bool	876	bool
721	rxvt_term::change_font (const char *fontname)	877	rxvt_term::set_fonts ()
722	{	878	{
723	if (fontname == FONT_UP)
724	{
725	// TODO
726	}
727	else if (fontname == FONT_DN)
728	{
729	// TODO
730	}
731	else
732	{
733	rxvt_fontset *fs = new rxvt_fontset (this);	879	rxvt_fontset *fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop;
734		881
735	if (fs && fs->populate (fontname))	882	if (!fs
		883	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		884	|| !fs->realize_font (1))
		885	{
		886	delete fs;
		887	return false;
		888	}
		889
		890	#if ENABLE_STYLES
		891	for (int i = RS_styleCount; --i; )
		892	if (fontset[i] != fontset[0])
		893	delete fontset[i];
		894	#endif
		895
		896	delete fontset[0];
		897	fontset[0] = fs;
		898
		899	prop = (*fs)[1]->properties ();
		900	prop.height += lineSpace;
		901	fs->set_prop (prop);
		902
		903	fwidth = prop.width;
		904	fheight = prop.height;
		905	fbase = (*fs)[1]->ascent;
		906
		907	for (int style = 1; style < 4; style++)
		908	{
		909	#if ENABLE_STYLES
		910	const char *res = rs[Rs_font + style];
		911
		912	if (res && !*res)
		913	fontset[style] = fontset[0];
		914	else
736	{	915	{
737	delete TermWin.fontset;	916	fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	917	rxvt_fontprop prop2 = prop;
739	TermWin.fwidth = fs->base_font ()->width;
740	TermWin.fheight = fs->base_font ()->height;
741	TermWin.fbase = fs->base_font ()->ascent;
742		918
743	// TODO: screen needs to be told about new fonts	919	if (res)
		920	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		921	else
744		922	{
745	return true;	923	res = fontset[0]->fontdesc;
		924
		925	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		926	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		927	}
		928
		929	fs->populate (res);
		930	fs->set_prop (prop2);
746	}	931	}
		932	#else
		933	fontset[style] = fontset[0];
		934	#endif
		935	}
		936
		937	if (parent[0])
747	}	938	{
		939	resize_all_windows (0, 0, 0);
		940	scr_remap_chars ();
		941	scr_touch (true);
		942	}
748		943
749	return false;	944	return true;
750	}	945	}
751		946
752	bool	947	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
753	rxvt_term::font_up_down (int n, int direction)
754	{	948	{
755	return false;	949	XChangeProperty (display->display, parent[0],
		950	prop, XA_STRING, 8, PropModeReplace,
		951	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		952	}
		953
		954	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		955	{
		956	wchar_t *ws = rxvt_mbstowcs (str, len);
		957	char *s = rxvt_wcstoutf8 (ws);
		958
		959	XChangeProperty (display->display, parent[0],
		960	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		961	(const unsigned char *)s, strlen (s));
		962
		963	free (s);
		964	free (ws);
756	}	965	}
757		966
758	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
759	/*----------------------------------------------------------------------*/	968	/*----------------------------------------------------------------------*/
760	/* xterm sequences - title, iconName, color (exptl) */	969	/* xterm sequences - title, iconName, color (exptl) */
761	void	970	void
762	rxvt_term::set_title (const char *str)	971	rxvt_term::set_title (const char *str)
763	{	972	{
764	#ifndef SMART_WINDOW_TITLE	973	set_string_property (XA_WM_NAME, str);
765	XStoreName (display->display, TermWin.parent[0], str);	974	#if ENABLE_EWMH
766	#else	975	set_utf8_property (xa[XA_NET_WM_NAME], str);
767	char *name;
768
769	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
770	name = NULL;
771	if (name == NULL || STRCMP (name, str))
772	XStoreName (display->display, TermWin.parent[0], str);
773	if (name)
774	XFree (name);
775	#endif	976	#endif
776	}	977	}
777		978
778	void	979	void
779	rxvt_term::set_iconName (const char *str)	980	rxvt_term::set_icon_name (const char *str)
780	{	981	{
781	#ifndef SMART_WINDOW_TITLE	982	set_string_property (XA_WM_ICON_NAME, str);
782	XSetIconName (display->display, TermWin.parent[0], str);	983	#if ENABLE_EWMH
783	#else	984	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
784	char *name;
785
786	if (XGetIconName (display->display, TermWin.parent[0], &name))
787	name = NULL;
788	if (name == NULL || STRCMP (name, str))
789	XSetIconName (display->display, TermWin.parent[0], str);
790	if (name)
791	XFree (name);
792	#endif	985	#endif
793	}	986	}
794		987
795	#ifdef XTERM_COLOR_CHANGE	988	#ifdef XTERM_COLOR_CHANGE
796	void	989	void
797	rxvt_term::set_window_color (int idx, const char *color)	990	rxvt_term::set_window_color (int idx, const char *color)
798	{	991	{
799	rxvt_color xcol;	992	rxvt_color xcol;
800	int i;	993	int i;
801		994
802	if (color == NULL || *color == '\0')	995	if (color == NULL || *color == '\0')
803	return;	996	return;
804		997
805	/* handle color aliases */	998	/* handle color aliases */
806	if (isdigit (*color))	999	if (isdigit (*color))
807	{	1000	{
808	i = atoi (color);	1001	i = atoi (color);
		1002
809	if (i >= 8 && i <= 15)	1003	if (i >= 8 && i <= 15)
810	{ /* bright colors */	1004	{ /* bright colors */
811	i -= 8;	1005	i -= 8;
812	# ifndef NO_BRIGHTCOLOR	1006	# ifndef NO_BRIGHTCOLOR
813	PixColors[idx] = PixColors[minBrightCOLOR + i];	1007	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
814	SET_PIXCOLOR (idx);	1008	SET_PIXCOLOR (idx);
815	goto Done;	1009	goto done;
816	# endif	1010	# endif
817
818	}	1011	}
		1012
819	if (i >= 0 && i <= 7)	1013	if (i >= 0 && i <= 7)
820	{ /* normal colors */	1014	{ /* normal colors */
821	PixColors[idx] = PixColors[minCOLOR + i];	1015	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
822	SET_PIXCOLOR (idx);	1016	SET_PIXCOLOR (idx);
823	goto Done;	1017	goto done;
824	}	1018	}
825	}	1019	}
		1020
826	if (!rXParseAllocColor (& xcol, color))	1021	if (!rXParseAllocColor (&xcol, color))
827	return;	1022	return;
		1023
828	/* XStoreColor (display->display, XCMAP, XColor*); */	1024	/* XStoreColor (display->display, display->cmap, XColor*); */
829		1025
830	/*	1026	/*
831	* FIXME: should free colors here, but no idea how to do it so instead,	1027	* FIXME: should free colors here, but no idea how to do it so instead,
832	* so just keep gobbling up the colormap	1028	* so just keep gobbling up the colormap
833	*/	1029	*/
834	# if 0	1030	# if 0
835	for (i = Color_Black; i <= Color_White; i++)	1031	for (i = Color_Black; i <= Color_White; i++)
836	if (PixColors[idx] == PixColors[i])	1032	if (pix_colors[idx] == pix_colors[i])
837	break;	1033	break;
838	if (i > Color_White)	1034	if (i > Color_White)
839	{	1035	{
840	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1036	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
841	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1037	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
842	DisplayPlanes (display->display, display->screen));	1038	DisplayPlanes (display->display, display->screen));
843	}	1039	}
844	# endif	1040	# endif
845		1041
846	PixColors[idx] = xcol;	1042	pix_colors_focused[idx] = xcol;
847	SET_PIXCOLOR (idx);	1043	SET_PIXCOLOR (idx);
848		1044
849	/* XSetWindowAttributes attr; */	1045	/* XSetWindowAttributes attr; */
850	/* Cursor cursor; */	1046	/* Cursor cursor; */
851	Done:	1047	done:
852	if (idx == Color_bg && ! (Options & Opt_transparent))
853	XSetWindowBackground (display->display, TermWin.vt,
854	PixColors[Color_bg]);
855		1048
		1049	#if OFF_FOCUS_FADING
		1050	if (rs[Rs_fade])
		1051	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1052	#endif
		1053
856	/* handle Color_BD, scrollbar background, etc. */	1054	/*TODO: handle Color_BD, scrollbar background, etc. */
857		1055
858	set_colorfgbg ();
859	recolour_cursor ();	1056	recolour_cursor ();
860	/* the only reasonable way to enforce a clean update */	1057	scr_recolour ();
861	scr_poweron ();
862	}	1058	}
863		1059
864	#else	1060	#else
865	# define set_window_color (idx,color) ((void)0)	1061	# define set_window_color (idx,color) ((void)0)
866	#endif /* XTERM_COLOR_CHANGE */	1062	#endif /* XTERM_COLOR_CHANGE */
867		1063
868	void	1064	void
869	rxvt_term::recolour_cursor ()	1065	rxvt_term::recolour_cursor ()
870	{	1066	{
871	#if TODO
872	rxvt_color xcol[2];	1067	XColor xcol[2];
873		1068
874	xcol[0] = PixColors[Color_pointer];	1069	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
875	xcol[1] = PixColors[Color_bg];	1070	? pix_colors_focused[Color_pointer_fg]
		1071	: pix_colors_focused[Color_fg];
		1072	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1073	? pix_colors_focused[Color_pointer_bg]
		1074	: pix_colors_focused[Color_bg];
		1075
876	XQueryColors (display->display, XCMAP, xcol, 2);	1076	XQueryColors (display->display, display->cmap, xcol, 2);
877	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1077	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
878	#endif
879	}	1078	}
880		1079
881	/*----------------------------------------------------------------------*/	1080	/*----------------------------------------------------------------------*/
882	/*	1081	/*
883	* find if fg/bg matches any of the normal (low-intensity) colors	1082	* find if fg/bg matches any of the normal (low-intensity) colors
884	*/	1083	*/
885	void	1084	void
886	rxvt_term::set_colorfgbg ()	1085	rxvt_term::set_colorfgbg ()
887	{	1086	{
888	unsigned int i;	1087	unsigned int i;
889	const char *xpmb = "\0";	1088	const char *xpmb = "\0";
890	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1089	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
891		1090
892	env_colorfgbg =
893	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1091	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
894	STRCPY (fstr, "default");	1092	strcpy (fstr, "default");
895	STRCPY (bstr, "default");	1093	strcpy (bstr, "default");
896	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
897	if (PixColors[Color_fg] == PixColors[i])	1095	if (pix_colors[Color_fg] == pix_colors[i])
898	{	1096	{
899	sprintf (fstr, "%d", (i - Color_Black));	1097	sprintf (fstr, "%d", (i - Color_Black));
900	break;	1098	break;
901	}	1099	}
		1100
902	for (i = Color_Black; i <= Color_White; i++)	1101	for (i = Color_Black; i <= Color_White; i++)
903	if (PixColors[Color_bg] == PixColors[i])	1102	if (pix_colors[Color_bg] == pix_colors[i])
904	{	1103	{
905	sprintf (bstr, "%d", (i - Color_Black));	1104	sprintf (bstr, "%d", (i - Color_Black));
906	#ifdef XPM_BACKGROUND	1105	#ifdef XPM_BACKGROUND
907	xpmb = "default;";	1106	xpmb = "default;";
908	#endif	1107	#endif
909	break;	1108	break;
910	}	1109	}
911		1110
912	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1111	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
913
914	#ifndef NO_BRIGHTCOLOR
915	colorfgbg = DEFAULT_RSTYLE;
916	for (i = minCOLOR; i <= maxCOLOR; i++)
917	{
918	if (PixColors[Color_fg] == PixColors[i])
919	colorfgbg = SET_FGCOLOR (colorfgbg, i);
920	if (PixColors[Color_bg] == PixColors[i])
921	colorfgbg = SET_BGCOLOR (colorfgbg, i);
922	}
923	#endif
924	}	1112	}
925		1113
926	/*----------------------------------------------------------------------*/	1114	/*----------------------------------------------------------------------*/
927	/*
928	* Colour determination for low colour displays, routine from
929	* Hans de Goede <hans@highrise.nl>
930	*/
931		1115
932	int	1116	int
933	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1117	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
934	{	1118	{
935	if (!screen_in_out->set (display, colour))	1119	if (!screen_in_out->set (display, colour))
936	{	1120	{
937	rxvt_print_error ("can't allocate colour: %s", colour);	1121	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
938	return false;	1122	return false;
939	}	1123	}
940		1124
941	return true;	1125	return true;
942	}	1126	}
943		1127
944	/* -------------------------------------------------------------------- *	1128	/* -------------------------------------------------------------------- *
945	* - WINDOW RESIZING - *	1129	* - WINDOW RESIZING - *
946	* -------------------------------------------------------------------- */	1130	* -------------------------------------------------------------------- */
947	void	1131	void
948	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1132	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
949	{	1133	{
950	int fix_screen;	1134	int fix_screen;
951
952	#ifdef SMART_RESIZE
953	int old_width = szHint.width, old_height = szHint.height;	1135	int old_width = szHint.width, old_height = szHint.height;
954	#endif	1136	dDisp;
955		1137
956	window_calc (width, height);	1138	window_calc (newwidth, newheight);
957	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1139	XSetWMNormalHints (disp, parent[0], &szHint);
		1140
958	if (!ignoreparent)	1141	if (!ignoreparent)
959	{	1142	{
960	#ifdef SMART_RESIZE	1143	#ifdef SMART_RESIZE
961	/*	1144	/*
962	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1145	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
965	int x, y, x1, y1;	1148	int x, y, x1, y1;
966	int dx, dy;	1149	int dx, dy;
967	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1150	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
968	Window unused_cr;	1151	Window unused_cr;
969		1152
970	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1153	XTranslateCoordinates (disp, parent[0], display->root,
971	0, 0, &x, &y, &unused_cr);	1154	0, 0, &x, &y, &unused_cr);
972	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1155	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
973	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1156	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
974	/*	1157	/*
975	* if display->root isn't the parent window, a WM will probably have offset	1158	* if display->root isn't the parent window, a WM will probably have offset
976	* our position for handles and decorations. Counter it	1159	* our position for handles and decorations. Counter it
977	*/	1160	*/
…		…
979	{	1162	{
980	x -= x1;	1163	x -= x1;
981	y -= y1;	1164	y -= y1;
982	}	1165	}
983		1166
984	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1167	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
985	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1168	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
986	dx = old_width - szHint.width;	1169	dx = old_width - szHint.width;
987	dy = old_height - szHint.height;	1170	dy = old_height - szHint.height;
988		1171
989	/* Check position of the center of the window */	1172	/* Check position of the center of the window */
990	if (x < x1) /* left half */	1173	if (x < x1) /* left half */
…		…
994	if (y < y1) /* top half */	1177	if (y < y1) /* top half */
995	dy = 0;	1178	dy = 0;
996	else if (y == y1) /* exact center */	1179	else if (y == y1) /* exact center */
997	dy /= 2;	1180	dy /= 2;
998		1181
999	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1182	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1000	szHint.width, szHint.height);	1183	szHint.width, szHint.height);
1001	#else	1184	#else
1002	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1185	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1003	szHint.height);
1004	#endif	1186	#endif
1005
1006	}	1187	}
1007		1188
1008	fix_screen = (TermWin.ncol != prev_ncol	1189	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1009	|| TermWin.nrow != prev_nrow);
1010		1190
1011	if (fix_screen || width != old_width || height != old_height)	1191	if (fix_screen || newwidth != old_width || newheight != old_height)
1012	{	1192	{
1013	if (scrollbar_visible ())	1193	if (scrollbar_visible ())
1014	{	1194	{
1015	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1195	XMoveResizeWindow (disp, scrollBar.win,
		1196	window_sb_x, 0,
1016	0, scrollbar_TotalWidth (), szHint.height);	1197	scrollbar_TotalWidth (), szHint.height);
1017	resize_scrollbar ();	1198	resize_scrollbar ();
1018	}	1199	}
1019		1200
1020	if (menubar_visible ())	1201	if (menubar_visible ())
1021	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1202	XMoveResizeWindow (disp, menuBar.win,
		1203	window_vt_x, 0,
1022	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1204	TermWin_TotalWidth (), menuBar_TotalHeight ());
1023		1205
1024	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1206	XMoveResizeWindow (disp, vt,
1025	window_vt_y, TermWin_TotalWidth (),	1207	window_vt_x, window_vt_y,
1026	TermWin_TotalHeight ());	1208	TermWin_TotalWidth (), TermWin_TotalHeight ());
		1209
1027	scr_clear ();	1210	scr_clear ();
1028	#ifdef XPM_BACKGROUND	1211	#ifdef XPM_BACKGROUND
1029	resize_pixmap ();	1212	resize_pixmap ();
1030	#endif	1213	#endif
1031
1032	}	1214	}
1033		1215
1034	if (fix_screen || old_height == 0)	1216	if (fix_screen || old_height == 0)
1035	{	1217	{
1036	int curr_screen = -1;	1218	int curr_screen = -1;
1037	int old_ncol = prev_ncol;	1219	int old_ncol = prev_ncol;
1038		1220
1039	/* scr_reset only works on the primary screen */	1221	/* scr_reset only works on the primary screen */
1040	if (old_height) /* this is not the first time through */	1222	if (old_height) /* this is not the first time through */
1041	{	1223	{
1042	unsigned int ncol = TermWin.ncol;	1224	unsigned int ocol = ncol;
1043	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1225	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1044	curr_screen = scr_change_screen (PRIMARY);	1226	curr_screen = scr_change_screen (PRIMARY);
1045	TermWin.ncol = ncol;	1227	ncol = ocol;
1046	}	1228	}
1047		1229
1048	scr_reset ();	1230	scr_reset ();
1049		1231
1050	if (curr_screen >= 0) /* this is not the first time through */	1232	if (curr_screen >= 0) /* this is not the first time through */
1051	{	1233	{
1052	scr_change_screen (curr_screen);	1234	scr_change_screen (curr_screen);
1053	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1235	selection_check (old_ncol != ncol ? 4 : 0);
1054	}	1236	}
1055	}	1237	}
1056		1238
1057	old_width = szHint.width;	1239	old_width = szHint.width;
1058	old_height = szHint.height;	1240	old_height = szHint.height;
		1241
		1242	#ifdef XPM_BACKGROUND
		1243	if (pixmap)
		1244	scr_touch (false);
		1245	#endif
1059		1246
1060	#ifdef USE_XIM	1247	#ifdef USE_XIM
1061	IMSetStatusPosition ();	1248	IMSetStatusPosition ();
1062	#endif	1249	#endif
1063	}	1250	}
…		…
1065	/*	1252	/*
1066	* Set the width/height of the vt window in characters. Units are pixels.	1253	* Set the width/height of the vt window in characters. Units are pixels.
1067	* good for toggling 80/132 columns	1254	* good for toggling 80/132 columns
1068	*/	1255	*/
1069	void	1256	void
1070	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1257	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1071	{	1258	{
1072	XWindowAttributes wattr;	1259	XWindowAttributes wattr;
1073		1260
1074	if (width == 0 || height == 0)	1261	if (newwidth == 0 || newheight == 0)
1075	{	1262	{
1076	XGetWindowAttributes (display->display, display->root, &wattr);	1263	XGetWindowAttributes (display->display, display->root, &wattr);
		1264
1077	if (width == 0)	1265	if (newwidth == 0)
1078	width = wattr.width - szHint.base_width;	1266	newwidth = wattr.width - szHint.base_width;
1079	if (height == 0)	1267	if (newheight == 0)
1080	height = wattr.height - szHint.base_height;	1268	newheight = wattr.height - szHint.base_height;
1081	}
1082	if (width != TermWin.width || height != TermWin.height)
1083	{	1269	}
		1270
		1271	if (newwidth != width || newheight != height)
		1272	{
1084	width += szHint.base_width;	1273	newwidth += szHint.base_width;
1085	height += szHint.base_height;	1274	newheight += szHint.base_height;
1086	resize_all_windows (width, height, 0);	1275	resize_all_windows (newwidth, newheight, 0);
1087	}	1276	}
1088	}	1277	}
1089		1278
1090	/* -------------------------------------------------------------------- *	1279	/* -------------------------------------------------------------------- *
1091	* - X INPUT METHOD ROUTINES - *	1280	* - X INPUT METHOD ROUTINES - *
1092	* -------------------------------------------------------------------- */	1281	* -------------------------------------------------------------------- */
1093	#ifdef USE_XIM	1282	#ifdef USE_XIM
1094		1283
1095	void	1284	void
		1285	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1286	{
		1287	fg = pix_colors[Color_fg];
		1288	bg = pix_colors[Color_bg];
		1289	}
		1290
		1291	void
1096	rxvt_term::im_set_size (XRectangle *size)	1292	rxvt_term::im_set_size (XRectangle &size)
1097	{	1293	{
1098	size->x = TermWin.int_bwidth;	1294	// the int_bwidth terms make no sense to me
1099	size->y = TermWin.int_bwidth;	1295	size.x = int_bwidth;
1100	size->width = Width2Pixel (TermWin.ncol);	1296	size.y = int_bwidth;
1101	size->height = Height2Pixel (TermWin.nrow);	1297	size.width = Width2Pixel (ncol) + int_bwidth;
		1298	size.height = Height2Pixel (nrow) + int_bwidth;
1102	}	1299	}
1103		1300
1104	void	1301	void
1105	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1302	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1303	XRectangle &status_rect,
		1304	const XRectangle &needed_rect)
1106	{	1305	{
1107	*fg = PixColors[Color_fg];	1306	preedit_rect.x = needed_rect.width;
1108	*bg = PixColors[Color_bg];	1307	preedit_rect.y = 0;
		1308	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1309	preedit_rect.height = fheight;
		1310
		1311	status_rect.x = 0;
		1312	status_rect.y = 0;
		1313	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1314	status_rect.height = fheight;
1109	}	1315	}
1110		1316
1111	/* Checking whether input method is running. */	1317	/* Checking whether input method is running. */
1112	bool	1318	bool
1113	rxvt_term::IMisRunning ()	1319	rxvt_term::IMisRunning ()
1114	{	1320	{
1115	char *p;	1321	char *p;
1116	Atom atom;	1322	Atom atom;
1117	Window win;	1323	Window win;
1118	char server[IMBUFSIZ];	1324	char server[IMBUFSIZ];
1119		1325
1120	/* get current locale modifier */	1326	/* get current locale modifier */
1121	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1327	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1122	{	1328	{
1123	STRCPY (server, "@server=");	1329	strcpy (server, "@server=");
1124	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1330	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1331
1125	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1332	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1126	*p = '\0';	1333	*p = '\0';
1127		1334
1128	atom = XInternAtom (display->display, server, False);	1335	atom = XInternAtom (display->display, server, False);
1129	win = XGetSelectionOwner (display->display, atom);	1336	win = XGetSelectionOwner (display->display, atom);
		1337
1130	if (win != None)	1338	if (win != None)
1131	return True;	1339	return True;
1132	}	1340	}
		1341
1133	return False;	1342	return False;
1134	}	1343	}
1135		1344
1136	void	1345	void
1137	rxvt_term::IMSendSpot ()	1346	rxvt_term::IMSendSpot ()
1138	{	1347	{
1139	XPoint spot;	1348	XPoint nspot;
1140	XVaNestedList preedit_attr;	1349	XVaNestedList preedit_attr;
1141		1350
1142	if (Input_Context == NULL	1351	if (!Input_Context
		1352	|| !focus
1143	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1353	|| !(input_style & XIMPreeditPosition))
1144	|| ! (event_type == KeyPress
1145	|| event_type == Expose
1146	|| event_type == NoExpose
1147	|| event_type == SelectionNotify
1148	|| event_type == ButtonRelease || event_type == FocusIn)
1149	|| !IMisRunning ())
1150	return;	1354	return;
1151		1355
1152	im_set_position (&spot);	1356	im_set_position (nspot);
		1357
		1358	if (nspot.x == spot.x && nspot.y == spot.y)
		1359	return;
		1360
		1361	spot = nspot;
1153		1362
1154	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1363	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1155	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1364	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1156	XFree (preedit_attr);	1365	XFree (preedit_attr);
1157	}	1366	}
1158		1367
1159	void	1368	void
1160	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1161	XRectangle * needed_rect)
1162	{
1163	int mbh, vtx = 0;
1164
1165	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1166	vtx = scrollbar_TotalWidth ();
1167
1168	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1169	mbh -= TermWin.lineSpace;
1170
1171	preedit_rect->x = needed_rect->width + vtx;
1172	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1173
1174	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1175	preedit_rect->height = Height2Pixel (1);
1176
1177	status_rect->x = vtx;
1178	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1179
1180	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1181	status_rect->height = Height2Pixel (1);
1182	}
1183
1184	void
1185	rxvt_term::im_destroy ()	1369	rxvt_term::im_destroy ()
1186	{	1370	{
1187	if (Input_Context)
1188	{
1189	XDestroyIC (Input_Context);
1190	Input_Context = NULL;
1191	}
1192
1193	if (input_method)	1371	if (input_method)
1194	{	1372	{
		1373	if (Input_Context && input_method->xim)
		1374	XDestroyIC (Input_Context);
		1375
1195	display->put_xim (input_method);	1376	display->put_xim (input_method);
1196	input_method = 0;	1377	input_method = 0;
1197	}	1378	}
		1379
		1380	Input_Context = 0;
1198	}	1381	}
1199		1382
1200	/*	1383	/*
1201	* Try to open a XIM with the current modifiers, then see if we can	1384	* Try to open a XIM with the current modifiers, then see if we can
1202	* open a suitable preedit type	1385	* open a suitable preedit type
1203	*/	1386	*/
1204	bool	1387	bool
1205	rxvt_term::IM_get_IC (const char *modifiers)	1388	rxvt_term::IM_get_IC (const char *modifiers)
1206	{	1389	{
1207	int i, j, found;	1390	int i, j, found;
1208	XIM xim;	1391	XIM xim;
1209	XPoint spot;	1392	XPoint spot;
1210	XRectangle rect, status_rect, needed_rect;	1393	XRectangle rect, status_rect, needed_rect;
1211	unsigned long fg, bg;	1394	unsigned long fg, bg;
1212	const char *p;	1395	const char *p;
1213	char **s;	1396	char **s;
1214	XIMStyles *xim_styles;	1397	XIMStyles *xim_styles;
1215	XVaNestedList preedit_attr, status_attr;
1216		1398
1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1399	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1218	return false;	1400	return false;
1219		1401
1220	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1402	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1221	input_method = display->get_xim (locale, modifiers);	1403	input_method = display->get_xim (locale, modifiers);
1222	if (input_method == NULL)	1404	if (input_method == NULL)
1223	return false;	1405	return false;
1224		1406
1225	xim = input_method->xim;	1407	xim = input_method->xim;
		1408	spot.x = spot.y = -1;
1226		1409
1227	xim_styles = NULL;	1410	xim_styles = NULL;
1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1411	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1229	|| !xim_styles || !xim_styles->count_styles)	1412	|| !xim_styles || !xim_styles->count_styles)
1230	{	1413	{
1231	display->put_xim (input_method);	1414	im_destroy ();
1232	return false;	1415	return false;
1233	}	1416	}
1234		1417
1235	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1418	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1419
		1420	for (int pi = 0; pi < 2; pi++)
		1421	{
		1422	p = pet[pi];
		1423
		1424	if (!p)
		1425	continue;
		1426
1236	s = rxvt_splitcommastring (p);	1427	s = rxvt_splitcommastring (p);
		1428
1237	for (i = found = 0; !found && s[i]; i++)	1429	for (i = found = 0; !found && s[i]; i++)
1238	{	1430	{
1239	if (!STRCMP (s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1240	input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = (XIMPreeditPosition | XIMStatusNothing);
1241	else if (!STRCMP (s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1242	input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = (XIMPreeditArea | XIMStatusArea);
1243	else if (!STRCMP (s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1244	input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1437	else if (!strcmp (s[i], "None"))
		1438	input_style = (XIMPreeditNone | XIMStatusNone);
1245		1439
1246	for (j = 0; j < xim_styles->count_styles; j++)	1440	for (j = 0; j < xim_styles->count_styles; j++)
1247	if (input_style == xim_styles->supported_styles[j])	1441	if (input_style == xim_styles->supported_styles[j])
1248	{	1442	{
		1443	rxvt_freecommastring (s);
		1444
1249	found = 1;	1445	found = 1;
1250	break;	1446	goto foundpet;
		1447	}
		1448
1251	}	1449	}
1252	}
1253		1450
1254	for (i = 0; s[i]; i++)	1451	rxvt_freecommastring (s);
1255	free (s[i]);	1452	}
1256		1453
1257	free (s);	1454	foundpet:
		1455
1258	XFree (xim_styles);	1456	XFree (xim_styles);
1259		1457
1260	if (!found)	1458	if (!found)
1261	{	1459	{
1262	display->put_xim (input_method);	1460	im_destroy ();
1263	return false;	1461	return false;
1264	}	1462	}
1265		1463
1266	preedit_attr = status_attr = NULL;	1464	XFontSet fs = 0;
		1465	XVaNestedList preedit_attr = 0, status_attr = 0;
		1466
		1467	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1468	{
		1469	// fake us a font-set, please
		1470	char **missing_charset_list;
		1471	int missing_charset_count;
		1472	char *def_string;
		1473	char pat[512];
		1474
		1475	sprintf (pat,
		1476	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1477	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1481	"*",
		1482	fheight,
		1483	fheight + 1, fheight - 1,
		1484	fheight - 2, fheight + 2);
		1485
		1486	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1487	&missing_charset_list, &missing_charset_count, &def_string);
		1488
		1489	if (missing_charset_list)
		1490	XFreeStringList (missing_charset_list);
		1491
		1492	if (!fs)
		1493	{
		1494	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1495	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1496	}
		1497	}
1267		1498
1268	if (input_style & XIMPreeditPosition)	1499	if (input_style & XIMPreeditPosition)
1269	{	1500	{
1270	im_set_size (&rect);	1501	im_set_size (rect);
1271	im_set_position (&spot);	1502	im_set_position (spot);
1272	im_set_color (&fg, &bg);	1503	im_set_color (fg, bg);
1273		1504
1274	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1505	preedit_attr = XVaCreateNestedList (0,
		1506	XNForeground, fg,
		1507	XNBackground, bg,
		1508	XNArea, &rect,
1275	XNSpotLocation, &spot,	1509	XNSpotLocation, &spot,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, TermWin.fontset,	1510	XNFontSet, fs,
1278	NULL);	1511	NULL);
1279	}	1512	}
1280	else if (input_style & XIMPreeditArea)	1513	else if (input_style & XIMPreeditArea)
1281	{	1514	{
1282	im_set_color (&fg, &bg);	1515	im_set_color (fg, bg);
1283		1516
1284	/*	1517	/*
1285	* The necessary width of preedit area is unknown	1518	* The necessary width of preedit area is unknown
1286	* until create input context.	1519	* until create input context.
1287	*/	1520	*/
1288	needed_rect.width = 0;	1521	needed_rect.width = 0;
1289
1290	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1522	im_set_preedit_area (rect, status_rect, needed_rect);
1291		1523
1292	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
1293	XNForeground, fg, XNBackground, bg,	1526	XNBackground, bg,
		1527	XNArea, &rect,
		1528	XNFontSet, fs,
		1529	NULL);
		1530	status_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &status_rect,
1294	//XNFontSet, TermWin.fontset,	1534	XNFontSet, fs,
1295	NULL);	1535	NULL);
1296	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1297	XNForeground, fg, XNBackground, bg,
1298	//XNFontSet, TermWin.fontset,
1299	NULL);
1300	}	1536	}
1301		1537
1302	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1538	Input_Context = XCreateIC (xim,
		1539	XNInputStyle, input_style,
1303	XNClientWindow, TermWin.parent[0],	1540	XNClientWindow, vt,
1304	XNFocusWindow, TermWin.parent[0],	1541	XNFocusWindow, parent[0],
1305	preedit_attr ? XNPreeditAttributes : NULL,	1542	preedit_attr ? XNPreeditAttributes : NULL,
1306	preedit_attr,	1543	preedit_attr,
1307	status_attr ? XNStatusAttributes : NULL,	1544	status_attr ? XNStatusAttributes : NULL,
1308	status_attr, NULL);	1545	status_attr, NULL);
		1546
1309	if (preedit_attr) XFree (preedit_attr);	1547	if (preedit_attr) XFree (preedit_attr);
1310	if (status_attr) XFree (status_attr);	1548	if (status_attr) XFree (status_attr);
		1549	if (fs) XFreeFontSet (display->display, fs);
1311		1550
1312	if (Input_Context == NULL)	1551	if (Input_Context == NULL)
1313	{	1552	{
1314	rxvt_print_error ("failed to create input context");	1553	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1315	display->put_xim (input_method);	1554	im_destroy ();
1316	return false;	1555	return false;
1317	}	1556	}
1318		1557
1319	if (input_style & XIMPreeditArea)	1558	if (input_style & XIMPreeditArea)
1320	IMSetStatusPosition ();	1559	IMSetStatusPosition ();
…		…
1324	}	1563	}
1325		1564
1326	void	1565	void
1327	rxvt_term::im_cb ()	1566	rxvt_term::im_cb ()
1328	{	1567	{
1329	int i, found, had_im;	1568	int i;
1330	const char *p;	1569	const char *p;
1331	char **s;	1570	char **s;
1332	char buf[IMBUFSIZ];	1571	char buf[IMBUFSIZ];
1333		1572
		1573	SET_R (this);
		1574
1334	im_destroy ();	1575	im_destroy ();
1335		1576
1336	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1577	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1337	if (Input_Context)	1578	if (Input_Context)
1338	return;	1579	return;
…		…
1346	if (p && *p)	1587	if (p && *p)
1347	{	1588	{
1348	bool found = false;	1589	bool found = false;
1349		1590
1350	s = rxvt_splitcommastring (p);	1591	s = rxvt_splitcommastring (p);
		1592
1351	for (i = 0; s[i]; i++)	1593	for (i = 0; s[i]; i++)
1352	{	1594	{
1353	if (*s[i])	1595	if (*s[i])
1354	{	1596	{
1355	STRCPY (buf, "@im=");	1597	strcpy (buf, "@im=");
1356	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1598	strncat (buf, s[i], IMBUFSIZ - 5);
1357	if (IM_get_IC (buf))	1599	if (IM_get_IC (buf))
1358	{	1600	{
1359	found = true;	1601	found = true;
1360	break;	1602	break;
1361	}	1603	}
1362	}	1604	}
1363	}	1605	}
1364	for (i = 0; s[i]; i++)	1606
1365	free (s[i]);	1607	rxvt_freecommastring (s);
1366	free (s);
1367		1608
1368	if (found)	1609	if (found)
1369	goto done;	1610	goto done;
1370	}	1611	}
1371		1612
…		…
1385	}	1626	}
1386		1627
1387	void	1628	void
1388	rxvt_term::IMSetStatusPosition ()	1629	rxvt_term::IMSetStatusPosition ()
1389	{	1630	{
1390	XRectangle preedit_rect, status_rect, *needed_rect;	1631	XRectangle preedit_rect, status_rect, *needed_rect;
1391	XVaNestedList preedit_attr, status_attr;	1632	XVaNestedList preedit_attr, status_attr;
1392		1633
1393	if (Input_Context == NULL	1634	if (!Input_Context
		1635	|| !focus
1394	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1636	|| !(input_style & XIMPreeditArea)
1395	|| !IMisRunning ())	1637	|| !IMisRunning ())
1396	return;	1638	return;
1397		1639
1398	/* Getting the necessary width of preedit area */	1640	/* Getting the necessary width of preedit area */
1399	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1400	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1642	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1401	XFree (status_attr);	1643	XFree (status_attr);
1402		1644
1403	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1645	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1646	XFree (needed_rect);
1404		1647
1405	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1648	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1406	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1407		1650
1408	XSetICValues (Input_Context,	1651	XSetICValues (Input_Context,
1409	XNPreeditAttributes, preedit_attr,	1652	XNPreeditAttributes, preedit_attr,
1410	XNStatusAttributes, status_attr, NULL);	1653	XNStatusAttributes, status_attr, NULL);
1411		1654
1412	XFree (preedit_attr);	1655	XFree (preedit_attr);
1413	XFree (status_attr);	1656	XFree (status_attr);
1414	}	1657	}
1415	#endif /* USE_XIM */	1658	#endif /* USE_XIM */

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