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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.43 by pcg, Tue Feb 24 00:02:44 2004 UTC vs.
Revision 1.148 by root, Wed Nov 30 21:05:39 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
37	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
38		38
39	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	40	# include <grp.h>
41	#endif	41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#ifdef KEYSYM_RESOURCE
		48	# include "keyboard.h"
		49	#endif
		50
		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),
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	termlist.erase (find (termlist.begin (), termlist.end(), this));
		199
		200	emergency_cleanup ();
		201
		202	#if ENABLE_STYLES
		203	for (int i = RS_styleCount; --i; )
		204	if (TermWin.fontset[i] != TermWin.fontset[0])
		205	delete TermWin.fontset[i];
		206	#endif
119	delete TermWin.fontset;	207	delete TermWin.fontset[0];
120		208
121	if (display)	209	if (display)
		210	{
		211	dDisp;
		212
		213	selection_clear ();
		214
		215	#ifdef USE_XIM
		216	im_destroy ();
		217	#endif
		218	#ifdef MENUBAR
		219	if (menubarGC) XFreeGC (disp, menubarGC);
		220	#endif
		221	#ifdef XTERM_SCROLLBAR
		222	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		223	if (ShadowGC) XFreeGC (disp, ShadowGC);
		224	#endif
		225	#ifdef PLAIN_SCROLLBAR
		226	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		227	#endif
		228	#ifdef NEXT_SCROLLBAR
		229	if (blackGC) XFreeGC (disp, blackGC);
		230	if (whiteGC) XFreeGC (disp, whiteGC);
		231	if (grayGC) XFreeGC (disp, grayGC);
		232	if (darkGC) XFreeGC (disp, darkGC);
		233	if (stippleGC) XFreeGC (disp, stippleGC);
		234	if (dimple) XFreePixmap (disp, dimple);
		235	if (upArrow) XFreePixmap (disp, upArrow);
		236	if (downArrow) XFreePixmap (disp, downArrow);
		237	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		238	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		239	#endif
		240	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		241	if (topShadowGC) XFreeGC (disp, topShadowGC);
		242	if (botShadowGC) XFreeGC (disp, botShadowGC);
		243	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		244	#endif
		245	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		246
		247	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		248	delete menuBar.drawable;
		249	//if (menuBar.win)
		250	// XDestroyWindow (disp, menuBar.win);
		251	#endif
		252	delete TermWin.drawable;
		253	// destroy all windows
122	if (TermWin.parent[0])	254	if (TermWin.parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (disp, TermWin.parent[0]);
		256	}
124		257
125	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
126		259
127	delete PixColors;	260	delete pix_colors_focused;
		261	#if OFF_FOCUS_FADING
		262	delete pix_colors_unfocused;
		263	#endif
128		264
129	displays.put (display);	265	displays.put (display);
130		266
131	scr_release ();	267	scr_release ();
132		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	// TODO: manage env vars in child only(!)
133	free (env_windowid);	275	free (env_windowid);
134	free (env_display);	276	free (env_display);
135	free (env_term);	277	free (env_term);
136	free (env_colorfgbg);	278	free (env_colorfgbg);
137	free (locale);	279	free (locale);
138	free (codeset);	280	free (v_buffer);
		281	free (incr_buf);
139		282
140	delete envv;	283	delete envv;
141	delete argv;	284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
142	}	289	}
143		290
144	void	291	void
145	rxvt_term::destroy ()	292	rxvt_term::destroy ()
146	{	293	{
		294	if (destroy_ev.active)
		295	return;
		296
		297	#if ENABLE_OVERLAY
		298	scr_overlay_off ();
		299	#endif
		300
147	if (display)	301	if (display)
148	{	302	{
		303	#if USE_XIM
		304	im_ev.stop (display);
		305	#endif
		306	#if HAVE_SCROLLBARS
		307	scrollbar_ev.stop (display);
		308	#endif
		309	#if MENUBAR
		310	menubar_ev.stop (display);
		311	#endif
		312	#if TRANSPARENT
149	rootwin_ev.stop (display);	313	rootwin_ev.stop (display);
		314	#endif
		315	incr_ev.stop ();
150	termwin_ev.stop (display);	316	termwin_ev.stop (display);
151	vt_ev.stop (display);	317	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	}	318	}
163		319
164	check_ev.stop ();	320	check_ev.stop ();
165	pty_ev.stop ();	321	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	322	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	323	cursor_blink_ev.stop ();
168	#endif	324	#endif
169	#ifdef TEXT_BLINK	325	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	326	text_blink_ev.stop ();
171	#endif	327	#endif
		328	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		329	cont_scroll_ev.stop ();
		330	#endif
		331	#ifdef SELECTION_SCROLLING
		332	sel_scroll_ev.stop ();
		333	#endif
172	#ifdef POINTER_BLANK	334	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	335	pointer_ev.stop ();
174	#endif	336	#endif
175		337
176	destroy_ev.start (0);	338	destroy_ev.start (0);
…		…
183		345
184	delete this;	346	delete this;
185	}	347	}
186		348
187	/*----------------------------------------------------------------------*/	349	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */	350	/*
189	/* LIBPROTO */	351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
190	rxvt_t	352	* TODO: if debugging, this should free up any known resources if we can
191	rxvt_init (int argc, const char *const *argv)	353	*/
192	{	354	static XErrorHandler old_xerror_handler;
193	SET_R (new rxvt_term);
194		355
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	356	static void
		357	rxvt_emergency_cleanup ()
		358	{
		359	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		360	(*t)->emergency_cleanup ();
		361	}
		362
		363	#if ENABLE_FRILLS
		364	static void
		365	print_x_error (Display *dpy, XErrorEvent *event)
		366	{
		367	char buffer[BUFSIZ];
		368	char mesg[BUFSIZ];
		369	char number[32];
		370	char *mtype = "XlibMessage";
		371	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		372	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		373	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		374	rxvt_warn ("%s: %s\n", mesg, buffer);
		375	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		376	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		377	sprintf(number, "%d", event->request_code);
		378	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		379	rxvt_warn ("(which is %s)\n", buffer);
		380	if (event->request_code >= 128) {
		381	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		382	mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
196	{	384	}
197	delete GET_R;	385	if ((event->error_code == BadWindow) ||
198	SET_R (0);	386	(event->error_code == BadPixmap) ||
		387	(event->error_code == BadCursor) ||
		388	(event->error_code == BadFont) ||
		389	(event->error_code == BadDrawable) ||
		390	(event->error_code == BadColor) ||
		391	(event->error_code == BadGC) ||
		392	(event->error_code == BadIDChoice) ||
		393	(event->error_code == BadValue) ||
		394	(event->error_code == BadAtom)) {
		395	if (event->error_code == BadValue)
		396	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		397	mesg, BUFSIZ);
		398	else if (event->error_code == BadAtom)
		399	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		400	mesg, BUFSIZ);
		401	else
		402	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		403	mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
199	}	405	}
200		406	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
201	return GET_R;	407	mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
202	}	409	}
		410	#endif
203		411
		412	int
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
205
206	void
207	rxvt_init_signals ()
208	{	414	{
209	/* install exit handler for cleanup */	415	if (GET_R->allowedxerror == -1)
210	#if 0	416	GET_R->allowedxerror = event->error_code;
211	#ifdef HAVE_ATEXIT	417	else
212	atexit (rxvt_clean_exit);	418	{
		419	// GET_R is most likely not the terminal which caused the error,
		420	// so just output the error and continue
		421	#if ENABLE_FRILLS
		422	print_x_error (display, event);
213	#else	423	#else
		424	old_xerror_handler (display, event);
214	#endif	425	#endif
215	#endif	426	}
216		427
217	struct sigaction sa;	428	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	}	429	}
234		430
		431	int
		432	rxvt_xioerror_handler (Display *display)
		433	{
		434	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		435	DisplayString (display));
		436	rxvt_emergency_cleanup ();
		437	_exit (EXIT_FAILURE);
		438	}
		439
		440	/*----------------------------------------------------------------------*/
235	bool	441	bool
236	rxvt_term::init (int argc, const char *const *argv)	442	rxvt_term::init (int argc, const char *const *argv)
		443	{
		444	SET_R (this);
		445
		446	set_locale ("");
		447
		448	if (!init_vars ())
		449	return false;
		450
		451	init_secondary ();
		452
		453	const char **cmd_argv = init_resources (argc, argv);
		454
		455	#ifdef KEYSYM_RESOURCE
		456	keyboard->register_done ();
		457	#endif
		458
		459	#if MENUBAR_MAX
		460	menubar_read (rs[Rs_menu]);
		461	#endif
		462	#ifdef HAVE_SCROLLBARS
		463	if (options & Opt_scrollBar)
		464	scrollBar.setIdle (); /* set existence for size calculations */
		465	#endif
		466
		467	create_windows (argc, argv);
		468
		469	dDisp;
		470
		471	init_xlocale ();
		472
		473	scr_reset (); /* initialize screen */
		474
		475	#if 0
		476	XSynchronize (disp, True);
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (options & Opt_scrollBar)
		481	resize_scrollbar (); /* create and map scrollbar */
		482	#endif
		483	#if (MENUBAR_MAX)
		484	if (menubar_visible ())
		485	XMapWindow (disp, menuBar.win);
		486	#endif
		487	#ifdef TRANSPARENT
		488	if (options & Opt_transparent)
		489	{
		490	XSelectInput (disp, display->root, PropertyChangeMask);
		491	check_our_parents ();
		492	rootwin_ev.start (display, display->root);
		493	}
		494	#endif
		495
		496	XMapWindow (disp, TermWin.vt);
		497	XMapWindow (disp, TermWin.parent[0]);
		498
		499	set_colorfgbg ();
		500
		501	init_command (cmd_argv);
		502
		503	free (cmd_argv);
		504
		505	pty_ev.start (pty.pty, EVENT_READ);
		506
		507	check_ev.start ();
		508
		509	return true;
		510	}
		511
		512	static struct sig_handlers
		513	{
		514	sig_watcher sw_chld, sw_term, sw_int;
		515
		516	void sig_chld (sig_watcher &w)
		517	{
		518	// we are being called for every SIGCHLD, find the corresponding term
		519	int pid;
		520
		521	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		522	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		523	if (pid == (*t)->cmd_pid)
		524	{
		525	(*t)->destroy ();
		526	break;
		527	}
		528	}
		529
		530	/*
		531	* Catch a fatal signal and tidy up before quitting
		532	*/
		533	void
		534	sig_term (sig_watcher &w)
		535	{
		536	#ifdef DEBUG_CMD
		537	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		538	#endif
		539	rxvt_emergency_cleanup ();
		540	signal (w.signum, SIG_DFL);
		541	kill (getpid (), w.signum);
		542	}
		543
		544	sig_handlers ()
		545	: sw_chld (this, &sig_handlers::sig_chld),
		546	sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	void
		553	rxvt_init ()
237	{	554	{
238	/*	555	/*
239	* Save and then give up any super-user privileges	556	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	557	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	558	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	559	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	560	* 2. chown tty on some systems
244	*/	561	*/
245	privileges (SAVE);	562	rxvt_privileges (SAVE);
246	privileges (IGNORE);	563	rxvt_privileges (IGNORE);
247		564
248	init_secondary ();	565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
249		567
250	const char **cmd_argv = init_resources (argc, argv);	568	sig_handlers.sw_chld.start (SIGCHLD);
		569	sig_handlers.sw_term.start (SIGTERM);
		570	sig_handlers.sw_int.start (SIGINT);
251		571
252	set_locale ("");	572	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		573	/* signal (SIGURG, SIG_DFL); */
253		574
254	#if (MENUBAR_MAX)	575	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	576	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	577	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 ())
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	}	578	}
367		579
368	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	583	void *
372	void *
373	rxvt_malloc (size_t size)	584	rxvt_malloc (size_t size)
374	{	585	{
375	void *p;
376
377	p = malloc (size);	586	void *p = malloc (size);
		587
378	if (p)	588	if (!p)
		589	rxvt_fatal ("memory allocation failure. aborting.\n");
		590
379	return p;	591	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	592	}
386		593
387	/* EXTPROTO */	594	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	595	rxvt_calloc (size_t number, size_t size)
390	{	596	{
391	void *p;
392
393	p = calloc (number, size);	597	void *p = calloc (number, size);
		598
394	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
395	return p;	602	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	603	}
402		604
403	/* EXTPROTO */
404	void *	605	void *
405	rxvt_realloc (void *ptr, size_t size)	606	rxvt_realloc (void *ptr, size_t size)
406	{	607	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	608	void *p = realloc (ptr, size);
411	else	609
412	p = malloc (size);
413	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
414	return p;	613	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	614	}
421		615
422	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *	617	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */	619	/* take care of suid/sgid super-user (root) privileges */
426	void	620	void
427	rxvt_term::privileges (int mode)	621	rxvt_privileges (rxvt_privaction action)
428	{	622	{
		623	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		624	static uid_t euid;
		625	static gid_t egid;
		626	#endif
		627
429	#if ! defined(__CYGWIN32__)	628	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	629	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */	630	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))	631	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))	632	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID	633	# define HAVE_SETEUID
435	# endif	634	# endif
436	# ifdef HAVE_SETEUID	635	# ifdef HAVE_SETEUID
437	switch (mode)	636	switch (action)
438	{	637	{
439	case IGNORE:	638	case IGNORE:
440	/*	639	/*
441	* change effective uid/gid - not real uid/gid - so we can switch	640	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required	641	* back to root later, as required
…		…
452	seteuid (euid);	651	seteuid (euid);
453	setegid (egid);	652	setegid (egid);
454	break;	653	break;
455	}	654	}
456	# else	655	# else
457	switch (mode)	656	switch (action)
458	{	657	{
459	case IGNORE:	658	case IGNORE:
460	setuid (getuid ());	659	setuid (getuid ());
461	setgid (getgid ());	660	setgid (getgid ());
462	/* FALLTHROUGH */	661	/* FALLTHROUGH */
…		…
469	#endif	668	#endif
470	}	669	}
471		670
472	#ifdef UTMP_SUPPORT	671	#ifdef UTMP_SUPPORT
473	void	672	void
474	rxvt_term::privileged_utmp (char action)	673	rxvt_term::privileged_utmp (rxvt_privaction action)
475	{	674	{
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)	675	if ((options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')	676	|| !pty.name || !*pty.name)
481	return;	677	return;
482		678
483	privileges (RESTORE);	679	rxvt_privileges (RESTORE);
		680
484	if (action == SAVE)	681	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);	682	makeutent (pty.name, rs[Rs_display_name]);
488	}
489	else	683	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();	684	cleanutent ();
493	}	685
494	privileges (IGNORE);	686	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	}	687	}
555	#endif	688	#endif
556		689
557	/*----------------------------------------------------------------------*/	690	/*----------------------------------------------------------------------*/
558	/*	691	/*
…		…
560	* if width/height are non-zero then override calculated width/height	693	* if width/height are non-zero then override calculated width/height
561	*/	694	*/
562	void	695	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	696	rxvt_term::window_calc (unsigned int width, unsigned int height)
564	{	697	{
565	short recalc_x, recalc_y;	698	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	699	int x, y, sb_w, mb_h, flags;
567	unsigned int w, h;	700	unsigned int w, h;
568	unsigned int max_width, max_height;	701	unsigned int max_width, max_height;
		702	dDisp;
569		703
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	704	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,	705	TermWin.ncol, TermWin.nrow, szHint.width,
572	szHint.height));	706	szHint.height));
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	707	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
…		…
579	if (!parsed_geometry)	713	if (!parsed_geometry)
580	{	714	{
581	parsed_geometry = 1;	715	parsed_geometry = 1;
582	if (rs[Rs_geometry])	716	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	717	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		718
584	if (flags & WidthValue)	719	if (flags & WidthValue)
585	{	720	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
587	szHint.flags |= USSize;	722	szHint.flags |= USSize;
588	}	723	}
		724
589	if (flags & HeightValue)	725	if (flags & HeightValue)
590	{	726	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
592	szHint.flags |= USSize;	728	szHint.flags |= USSize;
593	}	729	}
		730
594	if (flags & XValue)	731	if (flags & XValue)
595	{	732	{
596	szHint.x = x;	733	szHint.x = x;
597	szHint.flags |= USPosition;	734	szHint.flags |= USPosition;
598	if (flags & XNegative)	735	if (flags & XNegative)
599	{	736	{
600	recalc_x = 1;	737	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	738	szHint.win_gravity = NorthEastGravity;
602	}	739	}
603	}	740	}
		741
604	if (flags & YValue)	742	if (flags & YValue)
605	{	743	{
606	szHint.y = y;	744	szHint.y = y;
607	szHint.flags |= USPosition;	745	szHint.flags |= USPosition;
608	if (flags & YNegative)	746	if (flags & YNegative)
…		…
613	else	751	else
614	szHint.win_gravity = SouthWestGravity;	752	szHint.win_gravity = SouthWestGravity;
615	}	753	}
616	}	754	}
617	}	755	}
		756
618	/* TODO: BOUNDS */	757	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	758	TermWin.width = TermWin.ncol * TermWin.fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	759	TermWin.height = TermWin.nrow * TermWin.fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	760	max_width = MAX_COLS * TermWin.fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	761	max_height = MAX_ROWS * TermWin.fheight;
623		762
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	763	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
625		764
626	sb_w = mb_h = 0;	765	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	766	window_vt_x = window_vt_y = TermWin.int_bwidth;
		767
628	if (scrollbar_visible ())	768	if (scrollbar_visible ())
629	{	769	{
630	sb_w = scrollbar_TotalWidth ();	770	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	771	szHint.base_width += sb_w;
632	if (! (Options & Opt_scrollBar_right))	772	if (!(options & Opt_scrollBar_right))
633	window_vt_x = sb_w;	773	window_vt_x += sb_w;
634	}	774	}
		775
635	if (menubar_visible ())	776	if (menubar_visible ())
636	{	777	{
637	mb_h = menuBar_TotalHeight ();	778	mb_h = menuBar_TotalHeight ();
638	szHint.base_height += mb_h;	779	szHint.base_height += mb_h;
639	window_vt_y = mb_h;	780	window_vt_y += mb_h;
640	}	781	}
		782
641	szHint.width_inc = TermWin.fwidth;	783	szHint.width_inc = TermWin.fwidth;
642	szHint.height_inc = TermWin.fheight;	784	szHint.height_inc = TermWin.fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	785	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	786	szHint.min_height = szHint.base_height + szHint.height_inc;
645		787
…		…
651	else	793	else
652	{	794	{
653	MIN_IT (TermWin.width, max_width);	795	MIN_IT (TermWin.width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	796	szHint.width = szHint.base_width + TermWin.width;
655	}	797	}
		798
656	if (height && height - szHint.base_height < max_height)	799	if (height && height - szHint.base_height < max_height)
657	{	800	{
658	szHint.height = height;	801	szHint.height = height;
659	TermWin.height = height - szHint.base_height;	802	TermWin.height = height - szHint.base_height;
660	}	803	}
661	else	804	else
662	{	805	{
663	MIN_IT (TermWin.height, max_height);	806	MIN_IT (TermWin.height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	807	szHint.height = szHint.base_height + TermWin.height;
665	}	808	}
		809
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	810	if (scrollbar_visible () && (options & Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	811	window_sb_x = szHint.width - sb_w;
668		812
669	if (recalc_x)	813	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	814	szHint.x += (DisplayWidth (disp, display->screen)
671	- szHint.width - 2 * TermWin.ext_bwidth);	815	- szHint.width - 2 * TermWin.ext_bwidth);
672	if (recalc_y)	816	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	817	szHint.y += (DisplayHeight (disp, display->screen)
674	- szHint.height - 2 * TermWin.ext_bwidth);	818	- szHint.height - 2 * TermWin.ext_bwidth);
675		819
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	820	TermWin.ncol = TermWin.width / TermWin.fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	821	TermWin.nrow = TermWin.height / TermWin.fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	822	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
…		…
687	* Called after a window size change.	831	* Called after a window size change.
688	*/	832	*/
689	void	833	void
690	rxvt_term::tt_winch ()	834	rxvt_term::tt_winch ()
691	{	835	{
		836	if (pty.pty < 0)
		837	return;
		838
692	struct winsize ws;	839	struct winsize ws;
693
694	if (cmd_fd < 0)
695	return;
696		840
697	ws.ws_col = TermWin.ncol;	841	ws.ws_col = TermWin.ncol;
698	ws.ws_row = TermWin.nrow;	842	ws.ws_row = TermWin.nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	843	ws.ws_xpixel = TermWin.width;
700	#ifndef DEBUG_SIZE	844	ws.ws_ypixel = TermWin.height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	845	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
702	#else	846
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	847	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	848	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	849	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	850	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	851	#endif
710	}	852	}
711		853
712	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	855	/* set_fonts () - load and set the various fonts
714	/*	856	*
715	* init = 1 - initialize	857	* init = 1 - initialize
716	*	858	*
717	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
719	*/	861	*/
720	bool	862	bool
721	rxvt_term::change_font (const char *fontname)	863	rxvt_term::set_fonts ()
722	{	864	{
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);	865	rxvt_fontset *fs = new rxvt_fontset (this);
		866	rxvt_fontprop prop;
734		867
735	if (fs && fs->populate (fontname))	868	if (!fs
		869	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		870	|| !fs->realize_font (1))
		871	{
		872	delete fs;
		873	return false;
		874	}
		875
		876	#if ENABLE_STYLES
		877	for (int i = RS_styleCount; --i; )
		878	if (TermWin.fontset[i] != TermWin.fontset[0])
		879	delete TermWin.fontset[i];
		880	#endif
		881
		882	delete TermWin.fontset[0];
		883	TermWin.fontset[0] = fs;
		884
		885	prop = (*fs)[1]->properties ();
		886	prop.height += TermWin.lineSpace;
		887	fs->set_prop (prop);
		888
		889	TermWin.fwidth = prop.width;
		890	TermWin.fheight = prop.height;
		891	TermWin.fweight = prop.weight;
		892	TermWin.fslant = prop.slant;
		893	TermWin.fbase = (*fs)[1]->ascent;
		894
		895	for (int style = 1; style < 4; style++)
		896	{
		897	#if ENABLE_STYLES
		898	const char *res = rs[Rs_font + style];
		899
		900	if (res && !*res)
		901	TermWin.fontset[style] = TermWin.fontset[0];
		902	else
736	{	903	{
737	delete TermWin.fontset;	904	TermWin.fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	905	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		906
743	// TODO: screen needs to be told about new fonts	907	if (res)
		908	prop2.weight = prop2.slant = rxvt_fontprop::unset;
744		909	else
745	if (TermWin.parent[0])
746	{	910	{
747	resize_all_windows (0, 0, 0);	911	res = TermWin.fontset[0]->fontdesc;
748	scr_remap_chars ();	912
749	scr_touch (true);	913	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		914	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
750	}	915	}
751		916
752	return true;	917	fs->populate (res);
		918	fs->set_prop (prop2);
753	}	919	}
		920	#else
		921	TermWin.fontset[style] = TermWin.fontset[0];
		922	#endif
		923	}
		924
		925	if (TermWin.parent[0])
754	}	926	{
		927	resize_all_windows (0, 0, 0);
		928	scr_remap_chars ();
		929	scr_touch (true);
		930	}
755		931
756	return false;	932	return true;
757	}	933	}
758		934
759	bool	935	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
760	rxvt_term::font_up_down (int n, int direction)
761	{	936	{
762	return false;	937	// TODO: SMART_WINDOW_TITLE
		938	XChangeProperty (display->display, TermWin.parent[0],
		939	prop, XA_STRING, 8, PropModeReplace,
		940	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		941	}
		942
		943	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		944	{
		945	// TODO: SMART_WINDOW_TITLE
		946	wchar_t *ws = rxvt_mbstowcs (str, len);
		947	char *s = rxvt_wcstoutf8 (ws);
		948
		949	XChangeProperty (display->display, TermWin.parent[0],
		950	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		951	(const unsigned char *)s, strlen (s));
		952
		953	free (s);
		954	free (ws);
763	}	955	}
764		956
765	/*----------------------------------------------------------------------*/	957	/*----------------------------------------------------------------------*/
766	/*----------------------------------------------------------------------*/	958	/*----------------------------------------------------------------------*/
767	/* xterm sequences - title, iconName, color (exptl) */	959	/* xterm sequences - title, iconName, color (exptl) */
768	void	960	void
769	rxvt_term::set_title (const char *str)	961	rxvt_term::set_title (const char *str)
770	{	962	{
771	#ifndef SMART_WINDOW_TITLE	963	set_string_property (XA_WM_NAME, str);
772	XStoreName (display->display, TermWin.parent[0], str);	964	#if ENABLE_EWMH
773	#else	965	set_utf8_property (xa[XA_NET_WM_NAME], str);
774	char *name;
775
776	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777	name = NULL;
778	if (name == NULL || STRCMP (name, str))
779	XStoreName (display->display, TermWin.parent[0], str);
780	if (name)
781	XFree (name);
782	#endif	966	#endif
783	}	967	}
784		968
785	void	969	void
786	rxvt_term::set_iconName (const char *str)	970	rxvt_term::set_icon_name (const char *str)
787	{	971	{
788	#ifndef SMART_WINDOW_TITLE	972	set_string_property (XA_WM_ICON_NAME, str);
789	XSetIconName (display->display, TermWin.parent[0], str);	973	#if ENABLE_EWMH
790	#else	974	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791	char *name;
792
793	if (XGetIconName (display->display, TermWin.parent[0], &name))
794	name = NULL;
795	if (name == NULL || STRCMP (name, str))
796	XSetIconName (display->display, TermWin.parent[0], str);
797	if (name)
798	XFree (name);
799	#endif	975	#endif
800	}	976	}
801		977
802	#ifdef XTERM_COLOR_CHANGE	978	#ifdef XTERM_COLOR_CHANGE
803	void	979	void
804	rxvt_term::set_window_color (int idx, const char *color)	980	rxvt_term::set_window_color (int idx, const char *color)
805	{	981	{
806	rxvt_color xcol;	982	rxvt_color xcol;
807	int i;	983	int i;
808		984
809	if (color == NULL || *color == '\0')	985	if (color == NULL || *color == '\0')
810	return;	986	return;
811		987
812	/* handle color aliases */	988	/* handle color aliases */
813	if (isdigit (*color))	989	if (isdigit (*color))
814	{	990	{
815	i = atoi (color);	991	i = atoi (color);
		992
816	if (i >= 8 && i <= 15)	993	if (i >= 8 && i <= 15)
817	{ /* bright colors */	994	{ /* bright colors */
818	i -= 8;	995	i -= 8;
819	# ifndef NO_BRIGHTCOLOR	996	# ifndef NO_BRIGHTCOLOR
820	PixColors[idx] = PixColors[minBrightCOLOR + i];	997	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
821	SET_PIXCOLOR (idx);	998	SET_PIXCOLOR (idx);
822	goto Done;	999	goto done;
823	# endif	1000	# endif
824
825	}	1001	}
		1002
826	if (i >= 0 && i <= 7)	1003	if (i >= 0 && i <= 7)
827	{ /* normal colors */	1004	{ /* normal colors */
828	PixColors[idx] = PixColors[minCOLOR + i];	1005	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829	SET_PIXCOLOR (idx);	1006	SET_PIXCOLOR (idx);
830	goto Done;	1007	goto done;
831	}	1008	}
832	}	1009	}
		1010
833	if (!rXParseAllocColor (& xcol, color))	1011	if (!rXParseAllocColor (&xcol, color))
834	return;	1012	return;
		1013
835	/* XStoreColor (display->display, XCMAP, XColor*); */	1014	/* XStoreColor (display->display, display->cmap, XColor*); */
836		1015
837	/*	1016	/*
838	* FIXME: should free colors here, but no idea how to do it so instead,	1017	* FIXME: should free colors here, but no idea how to do it so instead,
839	* so just keep gobbling up the colormap	1018	* so just keep gobbling up the colormap
840	*/	1019	*/
841	# if 0	1020	# if 0
842	for (i = Color_Black; i <= Color_White; i++)	1021	for (i = Color_Black; i <= Color_White; i++)
843	if (PixColors[idx] == PixColors[i])	1022	if (pix_colors[idx] == pix_colors[i])
844	break;	1023	break;
845	if (i > Color_White)	1024	if (i > Color_White)
846	{	1025	{
847	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1026	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
848	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1027	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
849	DisplayPlanes (display->display, display->screen));	1028	DisplayPlanes (display->display, display->screen));
850	}	1029	}
851	# endif	1030	# endif
852		1031
853	PixColors[idx] = xcol;	1032	pix_colors_focused[idx] = xcol;
854	SET_PIXCOLOR (idx);	1033	SET_PIXCOLOR (idx);
855		1034
856	/* XSetWindowAttributes attr; */	1035	/* XSetWindowAttributes attr; */
857	/* Cursor cursor; */	1036	/* Cursor cursor; */
858	Done:	1037	done:
859	if (idx == Color_bg && ! (Options & Opt_transparent))
860	XSetWindowBackground (display->display, TermWin.vt,
861	PixColors[Color_bg]);
862		1038
		1039	#if OFF_FOCUS_FADING
		1040	if (rs[Rs_fade])
		1041	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1042	#endif
		1043
863	/* handle Color_BD, scrollbar background, etc. */	1044	/*TODO: handle Color_BD, scrollbar background, etc. */
864		1045
865	set_colorfgbg ();
866	recolour_cursor ();	1046	recolour_cursor ();
867	/* the only reasonable way to enforce a clean update */	1047	scr_recolour ();
868	scr_poweron ();
869	}	1048	}
870		1049
871	#else	1050	#else
872	# define set_window_color (idx,color) ((void)0)	1051	# define set_window_color (idx,color) ((void)0)
873	#endif /* XTERM_COLOR_CHANGE */	1052	#endif /* XTERM_COLOR_CHANGE */
874		1053
875	void	1054	void
876	rxvt_term::recolour_cursor ()	1055	rxvt_term::recolour_cursor ()
877	{	1056	{
878	#if TODO
879	rxvt_color xcol[2];	1057	XColor xcol[2];
880		1058
881	xcol[0] = PixColors[Color_pointer];	1059	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
882	xcol[1] = PixColors[Color_bg];	1060	? pix_colors_focused[Color_pointer_fg]
		1061	: pix_colors_focused[Color_fg];
		1062	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1063	? pix_colors_focused[Color_pointer_bg]
		1064	: pix_colors_focused[Color_bg];
		1065
883	XQueryColors (display->display, XCMAP, xcol, 2);	1066	XQueryColors (display->display, display->cmap, xcol, 2);
884	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1067	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
885	#endif
886	}	1068	}
887		1069
888	/*----------------------------------------------------------------------*/	1070	/*----------------------------------------------------------------------*/
889	/*	1071	/*
890	* find if fg/bg matches any of the normal (low-intensity) colors	1072	* find if fg/bg matches any of the normal (low-intensity) colors
891	*/	1073	*/
892	void	1074	void
893	rxvt_term::set_colorfgbg ()	1075	rxvt_term::set_colorfgbg ()
894	{	1076	{
895	unsigned int i;	1077	unsigned int i;
896	const char *xpmb = "\0";	1078	const char *xpmb = "\0";
897	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1079	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898		1080
899	env_colorfgbg =
900	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1081	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901	STRCPY (fstr, "default");	1082	strcpy (fstr, "default");
902	STRCPY (bstr, "default");	1083	strcpy (bstr, "default");
903	for (i = Color_Black; i <= Color_White; i++)	1084	for (i = Color_Black; i <= Color_White; i++)
904	if (PixColors[Color_fg] == PixColors[i])	1085	if (pix_colors[Color_fg] == pix_colors[i])
905	{	1086	{
906	sprintf (fstr, "%d", (i - Color_Black));	1087	sprintf (fstr, "%d", (i - Color_Black));
907	break;	1088	break;
908	}	1089	}
		1090
909	for (i = Color_Black; i <= Color_White; i++)	1091	for (i = Color_Black; i <= Color_White; i++)
910	if (PixColors[Color_bg] == PixColors[i])	1092	if (pix_colors[Color_bg] == pix_colors[i])
911	{	1093	{
912	sprintf (bstr, "%d", (i - Color_Black));	1094	sprintf (bstr, "%d", (i - Color_Black));
913	#ifdef XPM_BACKGROUND	1095	#ifdef XPM_BACKGROUND
914	xpmb = "default;";	1096	xpmb = "default;";
915	#endif	1097	#endif
916	break;	1098	break;
917	}	1099	}
918		1100
919	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1101	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921	#ifndef NO_BRIGHTCOLOR
922	colorfgbg = DEFAULT_RSTYLE;
923	for (i = minCOLOR; i <= maxCOLOR; i++)
924	{
925	if (PixColors[Color_fg] == PixColors[i])
926	colorfgbg = SET_FGCOLOR (colorfgbg, i);
927	if (PixColors[Color_bg] == PixColors[i])
928	colorfgbg = SET_BGCOLOR (colorfgbg, i);
929	}
930	#endif
931	}	1102	}
932		1103
933	/*----------------------------------------------------------------------*/	1104	/*----------------------------------------------------------------------*/
934	/*
935	* Colour determination for low colour displays, routine from
936	* Hans de Goede <hans@highrise.nl>
937	*/
938		1105
939	int	1106	int
940	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1107	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
941	{	1108	{
942	if (!screen_in_out->set (display, colour))	1109	if (!screen_in_out->set (display, colour))
943	{	1110	{
944	rxvt_print_error ("can't allocate colour: %s", colour);	1111	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
945	return false;	1112	return false;
946	}	1113	}
947		1114
948	return true;	1115	return true;
949	}	1116	}
…		…
953	* -------------------------------------------------------------------- */	1120	* -------------------------------------------------------------------- */
954	void	1121	void
955	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1122	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
956	{	1123	{
957	int fix_screen;	1124	int fix_screen;
958
959	#ifdef SMART_RESIZE	1125	#ifdef SMART_RESIZE
960	int old_width = szHint.width, old_height = szHint.height;	1126	int old_width = szHint.width, old_height = szHint.height;
961	#endif	1127	#endif
		1128	dDisp;
962		1129
963	window_calc (width, height);	1130	window_calc (width, height);
964	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1131	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1132
965	if (!ignoreparent)	1133	if (!ignoreparent)
966	{	1134	{
967	#ifdef SMART_RESIZE	1135	#ifdef SMART_RESIZE
968	/*	1136	/*
969	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1137	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
972	int x, y, x1, y1;	1140	int x, y, x1, y1;
973	int dx, dy;	1141	int dx, dy;
974	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1142	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975	Window unused_cr;	1143	Window unused_cr;
976		1144
977	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1145	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
978	0, 0, &x, &y, &unused_cr);	1146	0, 0, &x, &y, &unused_cr);
979	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1147	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
980	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1148	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
981	/*	1149	/*
982	* if display->root isn't the parent window, a WM will probably have offset	1150	* if display->root isn't the parent window, a WM will probably have offset
983	* our position for handles and decorations. Counter it	1151	* our position for handles and decorations. Counter it
984	*/	1152	*/
…		…
986	{	1154	{
987	x -= x1;	1155	x -= x1;
988	y -= y1;	1156	y -= y1;
989	}	1157	}
990		1158
991	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1159	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
992	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1160	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
993	dx = old_width - szHint.width;	1161	dx = old_width - szHint.width;
994	dy = old_height - szHint.height;	1162	dy = old_height - szHint.height;
995		1163
996	/* Check position of the center of the window */	1164	/* Check position of the center of the window */
997	if (x < x1) /* left half */	1165	if (x < x1) /* left half */
…		…
1001	if (y < y1) /* top half */	1169	if (y < y1) /* top half */
1002	dy = 0;	1170	dy = 0;
1003	else if (y == y1) /* exact center */	1171	else if (y == y1) /* exact center */
1004	dy /= 2;	1172	dy /= 2;
1005		1173
1006	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1174	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
1007	szHint.width, szHint.height);	1175	szHint.width, szHint.height);
1008	#else	1176	#else
1009	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1177	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
1010	szHint.height);
1011	#endif	1178	#endif
1012
1013	}	1179	}
1014		1180
1015	fix_screen = (TermWin.ncol != prev_ncol	1181	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
1016	|| TermWin.nrow != prev_nrow);
1017		1182
1018	if (fix_screen || width != old_width || height != old_height)	1183	if (fix_screen || width != old_width || height != old_height)
1019	{	1184	{
1020	if (scrollbar_visible ())	1185	if (scrollbar_visible ())
1021	{	1186	{
1022	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1187	XMoveResizeWindow (disp, scrollBar.win,
		1188	window_sb_x, 0,
1023	0, scrollbar_TotalWidth (), szHint.height);	1189	scrollbar_TotalWidth (), szHint.height);
1024	resize_scrollbar ();	1190	resize_scrollbar ();
1025	}	1191	}
1026		1192
1027	if (menubar_visible ())	1193	if (menubar_visible ())
1028	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1194	XMoveResizeWindow (disp, menuBar.win,
		1195	window_vt_x, 0,
1029	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1196	TermWin_TotalWidth (), menuBar_TotalHeight ());
1030		1197
1031	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1198	XMoveResizeWindow (disp, TermWin.vt,
1032	window_vt_y, TermWin_TotalWidth (),	1199	window_vt_x, window_vt_y,
1033	TermWin_TotalHeight ());	1200	TermWin_TotalWidth (), TermWin_TotalHeight ());
		1201
1034	scr_clear ();	1202	scr_clear ();
1035	#ifdef XPM_BACKGROUND	1203	#ifdef XPM_BACKGROUND
1036	resize_pixmap ();	1204	resize_pixmap ();
1037	#endif	1205	#endif
1038
1039	}	1206	}
1040		1207
1041	if (fix_screen || old_height == 0)	1208	if (fix_screen || old_height == 0)
1042	{	1209	{
1043	int curr_screen = -1;	1210	int curr_screen = -1;
…		…
1062	}	1229	}
1063		1230
1064	old_width = szHint.width;	1231	old_width = szHint.width;
1065	old_height = szHint.height;	1232	old_height = szHint.height;
1066		1233
		1234	#ifdef XPM_BACKGROUND
		1235	if (TermWin.pixmap)
		1236	scr_touch (false);
		1237	#endif
		1238
1067	#ifdef USE_XIM	1239	#ifdef USE_XIM
1068	IMSetStatusPosition ();	1240	IMSetStatusPosition ();
1069	#endif	1241	#endif
1070	}	1242	}
1071		1243
…		…
1079	XWindowAttributes wattr;	1251	XWindowAttributes wattr;
1080		1252
1081	if (width == 0 || height == 0)	1253	if (width == 0 || height == 0)
1082	{	1254	{
1083	XGetWindowAttributes (display->display, display->root, &wattr);	1255	XGetWindowAttributes (display->display, display->root, &wattr);
		1256
1084	if (width == 0)	1257	if (width == 0)
1085	width = wattr.width - szHint.base_width;	1258	width = wattr.width - szHint.base_width;
1086	if (height == 0)	1259	if (height == 0)
1087	height = wattr.height - szHint.base_height;	1260	height = wattr.height - szHint.base_height;
1088	}	1261	}
		1262
1089	if (width != TermWin.width || height != TermWin.height)	1263	if (width != TermWin.width || height != TermWin.height)
1090	{	1264	{
1091	width += szHint.base_width;	1265	width += szHint.base_width;
1092	height += szHint.base_height;	1266	height += szHint.base_height;
1093	resize_all_windows (width, height, 0);	1267	resize_all_windows (width, height, 0);
…		…
1098	* - X INPUT METHOD ROUTINES - *	1272	* - X INPUT METHOD ROUTINES - *
1099	* -------------------------------------------------------------------- */	1273	* -------------------------------------------------------------------- */
1100	#ifdef USE_XIM	1274	#ifdef USE_XIM
1101		1275
1102	void	1276	void
		1277	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1278	{
		1279	fg = pix_colors[Color_fg];
		1280	bg = pix_colors[Color_bg];
		1281	}
		1282
		1283	void
1103	rxvt_term::im_set_size (XRectangle *size)	1284	rxvt_term::im_set_size (XRectangle &size)
1104	{	1285	{
		1286	// the int_bwidth terms make no sense to me
1105	size->x = TermWin.int_bwidth;	1287	size.x = TermWin.int_bwidth;
1106	size->y = TermWin.int_bwidth;	1288	size.y = TermWin.int_bwidth;
1107	size->width = Width2Pixel (TermWin.ncol);	1289	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1108	size->height = Height2Pixel (TermWin.nrow);	1290	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1109	}	1291	}
1110		1292
1111	void	1293	void
1112	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1294	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1295	XRectangle &status_rect,
		1296	const XRectangle &needed_rect)
1113	{	1297	{
1114	*fg = PixColors[Color_fg];	1298	preedit_rect.x = needed_rect.width;
1115	*bg = PixColors[Color_bg];	1299	preedit_rect.y = 0;
		1300	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1301	preedit_rect.height = TermWin.fheight;
		1302
		1303	status_rect.x = 0;
		1304	status_rect.y = 0;
		1305	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1306	status_rect.height = TermWin.fheight;
1116	}	1307	}
1117		1308
1118	/* Checking whether input method is running. */	1309	/* Checking whether input method is running. */
1119	bool	1310	bool
1120	rxvt_term::IMisRunning ()	1311	rxvt_term::IMisRunning ()
1121	{	1312	{
1122	char *p;	1313	char *p;
1123	Atom atom;	1314	Atom atom;
1124	Window win;	1315	Window win;
1125	char server[IMBUFSIZ];	1316	char server[IMBUFSIZ];
1126		1317
1127	/* get current locale modifier */	1318	/* get current locale modifier */
1128	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1319	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1129	{	1320	{
1130	STRCPY (server, "@server=");	1321	strcpy (server, "@server=");
1131	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1322	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1323
1132	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1324	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1133	*p = '\0';	1325	*p = '\0';
1134		1326
1135	atom = XInternAtom (display->display, server, False);	1327	atom = XInternAtom (display->display, server, False);
1136	win = XGetSelectionOwner (display->display, atom);	1328	win = XGetSelectionOwner (display->display, atom);
		1329
1137	if (win != None)	1330	if (win != None)
1138	return True;	1331	return True;
1139	}	1332	}
		1333
1140	return False;	1334	return False;
1141	}	1335	}
1142		1336
1143	void	1337	void
1144	rxvt_term::IMSendSpot ()	1338	rxvt_term::IMSendSpot ()
1145	{	1339	{
1146	XPoint spot;	1340	XPoint nspot;
1147	XVaNestedList preedit_attr;	1341	XVaNestedList preedit_attr;
1148		1342
1149	if (Input_Context == NULL	1343	if (!Input_Context
		1344	|| !TermWin.focus
1150	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1345	|| !(input_style & XIMPreeditPosition))
1151	|| ! (event_type == KeyPress
1152	|| event_type == Expose
1153	|| event_type == NoExpose
1154	|| event_type == SelectionNotify
1155	|| event_type == ButtonRelease || event_type == FocusIn)
1156	|| !IMisRunning ())
1157	return;	1346	return;
1158		1347
1159	im_set_position (&spot);	1348	im_set_position (nspot);
		1349
		1350	if (nspot.x == spot.x && nspot.y == spot.y)
		1351	return;
		1352
		1353	spot = nspot;
1160		1354
1161	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1355	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1356	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163	XFree (preedit_attr);	1357	XFree (preedit_attr);
1164	}	1358	}
1165		1359
1166	void	1360	void
1167	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168	XRectangle * needed_rect)
1169	{
1170	int mbh, vtx = 0;
1171
1172	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173	vtx = scrollbar_TotalWidth ();
1174
1175	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176	mbh -= TermWin.lineSpace;
1177
1178	preedit_rect->x = needed_rect->width + vtx;
1179	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182	preedit_rect->height = Height2Pixel (1);
1183
1184	status_rect->x = vtx;
1185	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188	status_rect->height = Height2Pixel (1);
1189	}
1190
1191	void
1192	rxvt_term::im_destroy ()	1361	rxvt_term::im_destroy ()
1193	{	1362	{
1194	if (Input_Context)
1195	{
1196	XDestroyIC (Input_Context);
1197	Input_Context = NULL;
1198	}
1199
1200	if (input_method)	1363	if (input_method)
1201	{	1364	{
		1365	if (Input_Context && input_method->xim)
		1366	XDestroyIC (Input_Context);
		1367
1202	display->put_xim (input_method);	1368	display->put_xim (input_method);
1203	input_method = 0;	1369	input_method = 0;
1204	}	1370	}
		1371
		1372	Input_Context = 0;
1205	}	1373	}
1206		1374
1207	/*	1375	/*
1208	* Try to open a XIM with the current modifiers, then see if we can	1376	* Try to open a XIM with the current modifiers, then see if we can
1209	* open a suitable preedit type	1377	* open a suitable preedit type
1210	*/	1378	*/
1211	bool	1379	bool
1212	rxvt_term::IM_get_IC (const char *modifiers)	1380	rxvt_term::IM_get_IC (const char *modifiers)
1213	{	1381	{
1214	int i, j, found;	1382	int i, j, found;
1215	XIM xim;	1383	XIM xim;
1216	XPoint spot;	1384	XPoint spot;
1217	XRectangle rect, status_rect, needed_rect;	1385	XRectangle rect, status_rect, needed_rect;
1218	unsigned long fg, bg;	1386	unsigned long fg, bg;
1219	const char *p;	1387	const char *p;
1220	char **s;	1388	char **s;
1221	XIMStyles *xim_styles;	1389	XIMStyles *xim_styles;
1222	XVaNestedList preedit_attr, status_attr;
1223		1390
1224	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1391	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225	return false;	1392	return false;
1226		1393
1227	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1394	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228	input_method = display->get_xim (locale, modifiers);	1395	input_method = display->get_xim (locale, modifiers);
1229	if (input_method == NULL)	1396	if (input_method == NULL)
1230	return false;	1397	return false;
1231		1398
1232	xim = input_method->xim;	1399	xim = input_method->xim;
		1400	spot.x = spot.y = -1;
1233		1401
1234	xim_styles = NULL;	1402	xim_styles = NULL;
1235	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1403	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236	|| !xim_styles || !xim_styles->count_styles)	1404	|| !xim_styles || !xim_styles->count_styles)
1237	{	1405	{
1238	display->put_xim (input_method);	1406	im_destroy ();
1239	return false;	1407	return false;
1240	}	1408	}
1241		1409
1242	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1410	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1411
		1412	for (int pi = 0; pi < 2; pi++)
		1413	{
		1414	p = pet[pi];
		1415
		1416	if (!p)
		1417	continue;
		1418
1243	s = rxvt_splitcommastring (p);	1419	s = rxvt_splitcommastring (p);
		1420
1244	for (i = found = 0; !found && s[i]; i++)	1421	for (i = found = 0; !found && s[i]; i++)
1245	{	1422	{
1246	if (!STRCMP (s[i], "OverTheSpot"))	1423	if (!strcmp (s[i], "OverTheSpot"))
1247	input_style = (XIMPreeditPosition | XIMStatusNothing);	1424	input_style = (XIMPreeditPosition | XIMStatusNothing);
1248	else if (!STRCMP (s[i], "OffTheSpot"))	1425	else if (!strcmp (s[i], "OffTheSpot"))
1249	input_style = (XIMPreeditArea | XIMStatusArea);	1426	input_style = (XIMPreeditArea | XIMStatusArea);
1250	else if (!STRCMP (s[i], "Root"))	1427	else if (!strcmp (s[i], "Root"))
1251	input_style = (XIMPreeditNothing | XIMStatusNothing);	1428	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1429	else if (!strcmp (s[i], "None"))
		1430	input_style = (XIMPreeditNone | XIMStatusNone);
1252		1431
1253	for (j = 0; j < xim_styles->count_styles; j++)	1432	for (j = 0; j < xim_styles->count_styles; j++)
1254	if (input_style == xim_styles->supported_styles[j])	1433	if (input_style == xim_styles->supported_styles[j])
1255	{	1434	{
		1435	rxvt_freecommastring (s);
		1436
1256	found = 1;	1437	found = 1;
1257	break;	1438	goto foundpet;
		1439	}
		1440
1258	}	1441	}
1259	}
1260		1442
1261	for (i = 0; s[i]; i++)	1443	rxvt_freecommastring (s);
1262	free (s[i]);	1444	}
1263		1445
1264	free (s);	1446	foundpet:
		1447
1265	XFree (xim_styles);	1448	XFree (xim_styles);
1266		1449
1267	if (!found)	1450	if (!found)
1268	{	1451	{
1269	display->put_xim (input_method);	1452	im_destroy ();
1270	return false;	1453	return false;
1271	}	1454	}
1272		1455
1273	preedit_attr = status_attr = NULL;	1456	XFontSet fs = 0;
		1457	XVaNestedList preedit_attr = 0, status_attr = 0;
		1458
		1459	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1460	{
		1461	// fake us a font-set, please
		1462	char **missing_charset_list;
		1463	int missing_charset_count;
		1464	char *def_string;
		1465	char pat[512];
		1466
		1467	sprintf (pat,
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"*",
		1474	TermWin.fheight,
		1475	TermWin.fheight + 1, TermWin.fheight - 1,
		1476	TermWin.fheight - 2, TermWin.fheight + 2);
		1477
		1478	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1479	&missing_charset_list, &missing_charset_count, &def_string);
		1480
		1481	if (missing_charset_list)
		1482	XFreeStringList (missing_charset_list);
		1483
		1484	if (!fs)
		1485	{
		1486	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1487	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1488	}
		1489	}
1274		1490
1275	if (input_style & XIMPreeditPosition)	1491	if (input_style & XIMPreeditPosition)
1276	{	1492	{
1277	im_set_size (&rect);	1493	im_set_size (rect);
1278	im_set_position (&spot);	1494	im_set_position (spot);
1279	im_set_color (&fg, &bg);	1495	im_set_color (fg, bg);
1280		1496
1281	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1497	preedit_attr = XVaCreateNestedList (0,
		1498	XNForeground, fg,
		1499	XNBackground, bg,
		1500	XNArea, &rect,
1282	XNSpotLocation, &spot,	1501	XNSpotLocation, &spot,
1283	XNForeground, fg, XNBackground, bg,
1284	//XNFontSet, TermWin.fontset,	1502	XNFontSet, fs,
1285	NULL);	1503	NULL);
1286	}	1504	}
1287	else if (input_style & XIMPreeditArea)	1505	else if (input_style & XIMPreeditArea)
1288	{	1506	{
1289	im_set_color (&fg, &bg);	1507	im_set_color (fg, bg);
1290		1508
1291	/*	1509	/*
1292	* The necessary width of preedit area is unknown	1510	* The necessary width of preedit area is unknown
1293	* until create input context.	1511	* until create input context.
1294	*/	1512	*/
1295	needed_rect.width = 0;	1513	needed_rect.width = 0;
1296
1297	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1514	im_set_preedit_area (rect, status_rect, needed_rect);
1298		1515
1299	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
1300	XNForeground, fg, XNBackground, bg,	1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNFontSet, fs,
		1521	NULL);
		1522	status_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &status_rect,
1301	//XNFontSet, TermWin.fontset,	1526	XNFontSet, fs,
1302	NULL);	1527	NULL);
1303	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1304	XNForeground, fg, XNBackground, bg,
1305	//XNFontSet, TermWin.fontset,
1306	NULL);
1307	}	1528	}
1308		1529
1309	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1530	Input_Context = XCreateIC (xim,
		1531	XNInputStyle, input_style,
1310	XNClientWindow, TermWin.parent[0],	1532	XNClientWindow, TermWin.vt,
1311	XNFocusWindow, TermWin.parent[0],	1533	XNFocusWindow, TermWin.parent[0],
1312	preedit_attr ? XNPreeditAttributes : NULL,	1534	preedit_attr ? XNPreeditAttributes : NULL,
1313	preedit_attr,	1535	preedit_attr,
1314	status_attr ? XNStatusAttributes : NULL,	1536	status_attr ? XNStatusAttributes : NULL,
1315	status_attr, NULL);	1537	status_attr, NULL);
		1538
1316	if (preedit_attr) XFree (preedit_attr);	1539	if (preedit_attr) XFree (preedit_attr);
1317	if (status_attr) XFree (status_attr);	1540	if (status_attr) XFree (status_attr);
		1541	if (fs) XFreeFontSet (display->display, fs);
1318		1542
1319	if (Input_Context == NULL)	1543	if (Input_Context == NULL)
1320	{	1544	{
1321	rxvt_print_error ("failed to create input context");	1545	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322	display->put_xim (input_method);	1546	im_destroy ();
1323	return false;	1547	return false;
1324	}	1548	}
1325		1549
1326	if (input_style & XIMPreeditArea)	1550	if (input_style & XIMPreeditArea)
1327	IMSetStatusPosition ();	1551	IMSetStatusPosition ();
…		…
1331	}	1555	}
1332		1556
1333	void	1557	void
1334	rxvt_term::im_cb ()	1558	rxvt_term::im_cb ()
1335	{	1559	{
1336	int i, found, had_im;	1560	int i;
1337	const char *p;	1561	const char *p;
1338	char **s;	1562	char **s;
1339	char buf[IMBUFSIZ];	1563	char buf[IMBUFSIZ];
1340		1564
		1565	SET_R (this);
		1566
1341	im_destroy ();	1567	im_destroy ();
1342		1568
1343	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1569	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344	if (Input_Context)	1570	if (Input_Context)
1345	return;	1571	return;
…		…
1353	if (p && *p)	1579	if (p && *p)
1354	{	1580	{
1355	bool found = false;	1581	bool found = false;
1356		1582
1357	s = rxvt_splitcommastring (p);	1583	s = rxvt_splitcommastring (p);
		1584
1358	for (i = 0; s[i]; i++)	1585	for (i = 0; s[i]; i++)
1359	{	1586	{
1360	if (*s[i])	1587	if (*s[i])
1361	{	1588	{
1362	STRCPY (buf, "@im=");	1589	strcpy (buf, "@im=");
1363	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1590	strncat (buf, s[i], IMBUFSIZ - 5);
1364	if (IM_get_IC (buf))	1591	if (IM_get_IC (buf))
1365	{	1592	{
1366	found = true;	1593	found = true;
1367	break;	1594	break;
1368	}	1595	}
1369	}	1596	}
1370	}	1597	}
1371	for (i = 0; s[i]; i++)	1598
1372	free (s[i]);	1599	rxvt_freecommastring (s);
1373	free (s);
1374		1600
1375	if (found)	1601	if (found)
1376	goto done;	1602	goto done;
1377	}	1603	}
1378		1604
…		…
1392	}	1618	}
1393		1619
1394	void	1620	void
1395	rxvt_term::IMSetStatusPosition ()	1621	rxvt_term::IMSetStatusPosition ()
1396	{	1622	{
1397	XRectangle preedit_rect, status_rect, *needed_rect;	1623	XRectangle preedit_rect, status_rect, *needed_rect;
1398	XVaNestedList preedit_attr, status_attr;	1624	XVaNestedList preedit_attr, status_attr;
1399		1625
1400	if (Input_Context == NULL	1626	if (!Input_Context
		1627	|| !TermWin.focus
1401	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1628	|| !(input_style & XIMPreeditArea)
1402	|| !IMisRunning ())	1629	|| !IMisRunning ())
1403	return;	1630	return;
1404		1631
1405	/* Getting the necessary width of preedit area */	1632	/* Getting the necessary width of preedit area */
1406	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1633	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1634	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408	XFree (status_attr);	1635	XFree (status_attr);
1409		1636
1410	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1637	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1638	XFree (needed_rect);
1411		1639
1412	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1640	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414		1642
1415	XSetICValues (Input_Context,	1643	XSetICValues (Input_Context,
1416	XNPreeditAttributes, preedit_attr,	1644	XNPreeditAttributes, preedit_attr,
1417	XNStatusAttributes, status_attr, NULL);	1645	XNStatusAttributes, status_attr, NULL);
1418		1646
1419	XFree (preedit_attr);	1647	XFree (preedit_attr);
1420	XFree (status_attr);	1648	XFree (status_attr);
1421	}	1649	}
1422	#endif /* USE_XIM */	1650	#endif /* USE_XIM */

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