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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.39 by pcg, Sat Feb 21 22:14:00 2004 UTC vs.
Revision 1.152 by root, Thu Dec 22 16:44:10 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	#ifdef RXVT_GRAPHICS
268	Gr_reset (); /* reset graphics */
269	#endif
270
271	#if 0
272	XSynchronize (display->display, True);
273	#endif
274
275	#ifdef HAVE_SCROLLBARS
276	if (Options & Opt_scrollBar)
277	resize_scrollbar (); /* create and map scrollbar */
278	#endif
279	#if (MENUBAR_MAX)
280	if (menubar_visible (r))
281	XMapWindow (display->display, menuBar.win);
282	#endif
283	#ifdef TRANSPARENT
284	if (Options & Opt_transparent)
285	{
286	XSelectInput (display->display, display->root, PropertyChangeMask);
287	check_our_parents ();
288	}
289	#endif
290
291	rootwin_ev.start (display, display->root);
292
293	XMapWindow (display->display, TermWin.vt);
294	XMapWindow (display->display, TermWin.parent[0]);
295
296	init_command (cmd_argv);
297
298	pty_ev.start (cmd_fd, EVENT_READ);
299
300	check_ev.start ();
301
302	return true;
303	}
304
305	/* ------------------------------------------------------------------------- *
306	* SIGNAL HANDLING & EXIT HANDLER *
307	* ------------------------------------------------------------------------- */
308	/*
309	* Catch a SIGCHLD signal and exit if the direct child has died
310	*/
311	/* ARGSUSED */
312	/* EXTPROTO */
313	RETSIGTYPE
314	rxvt_Child_signal (int sig __attribute__ ((unused)))
315	{
316	int pid, save_errno = errno;
317	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318	;
319	errno = save_errno;
320
321	#if 0
322	if (pid == cmd_pid)
323	exit (EXIT_SUCCESS);
324	#endif
325	}
326
327	/*
328	* Catch a fatal signal and tidy up before quitting
329	*/
330	/* EXTPROTO */
331	RETSIGTYPE
332	rxvt_Exit_signal (int sig)
333	{
334	signal (sig, SIG_DFL);
335	#ifdef DEBUG_CMD
336	rxvt_print_error ("signal %d", sig);
337	#endif
338	rxvt_clean_exit ();
339	kill (getpid (), sig);
340	}
341
342	/* INTPROTO */
343	int
344	rxvt_xerror_handler (Display *display, XErrorEvent *event)
345	{
346	if (GET_R->allowedxerror == -1)
347	GET_R->allowedxerror = event->error_code;
348	else
349	{
350	old_xerror_handler (display, event);
351	GET_R->destroy ();
352	}
353
354	return 0;
355	}
356
357	/*----------------------------------------------------------------------*/
358	/*
359	* Exit gracefully, clearing the utmp entry and restoring tty attributes
360	* TODO: if debugging, this should free up any known resources if we can
361	*/
362	/* EXTPROTO */
363	void
364	rxvt_clean_exit ()
365	{
366	// TODO: rxvtd should clean up all ressources
367	if (GET_R)
368	GET_R->destroy ();
369	}	589	}
370		590
371	/* ------------------------------------------------------------------------- *	591	/* ------------------------------------------------------------------------- *
372	* MEMORY ALLOCATION WRAPPERS *	592	* MEMORY ALLOCATION WRAPPERS *
373	* ------------------------------------------------------------------------- */	593	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */	594	void *
375	void *
376	rxvt_malloc (size_t size)	595	rxvt_malloc (size_t size)
377	{	596	{
378	void *p;
379
380	p = malloc (size);	597	void *p = malloc (size);
		598
381	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
382	return p;	602	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	603	}
389		604
390	/* EXTPROTO */	605	void *
391	void *
392	rxvt_calloc (size_t number, size_t size)	606	rxvt_calloc (size_t number, size_t size)
393	{	607	{
394	void *p;
395
396	p = calloc (number, size);	608	void *p = calloc (number, size);
		609
397	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
398	return p;	613	return p;
399
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
401	rxvt_clean_exit ();
402	exit (EXIT_FAILURE);
403	/* NOTREACHED */
404	}	614	}
405		615
406	/* EXTPROTO */
407	void *	616	void *
408	rxvt_realloc (void *ptr, size_t size)	617	rxvt_realloc (void *ptr, size_t size)
409	{	618	{
410	void *p;
411
412	if (ptr)
413	p = realloc (ptr, size);	619	void *p = realloc (ptr, size);
414	else	620
415	p = malloc (size);
416	if (p)	621	if (!p)
		622	rxvt_fatal ("memory allocation failure. aborting.\n");
		623
417	return p;	624	return p;
418
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
420	rxvt_clean_exit ();
421	exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	625	}
424		626
425	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
426	* PRIVILEGED OPERATIONS *	628	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */	630	/* take care of suid/sgid super-user (root) privileges */
429	void	631	void
430	rxvt_term::privileges (int mode)	632	rxvt_privileges (rxvt_privaction action)
431	{	633	{
		634	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		635	static uid_t euid;
		636	static gid_t egid;
		637	#endif
		638
432	#if ! defined(__CYGWIN32__)	639	#if ! defined(__CYGWIN32__)
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	640	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
434	/* setreuid () is the poor man's setuid (), seteuid () */	641	/* setreuid () is the poor man's setuid (), seteuid () */
435	# define seteuid(a) setreuid(-1, (a))	642	# define seteuid(a) setreuid(-1, (a))
436	# define setegid(a) setregid(-1, (a))	643	# define setegid(a) setregid(-1, (a))
437	# define HAVE_SETEUID	644	# define HAVE_SETEUID
438	# endif	645	# endif
439	# ifdef HAVE_SETEUID	646	# ifdef HAVE_SETEUID
440	switch (mode)	647	switch (action)
441	{	648	{
442	case IGNORE:	649	case IGNORE:
443	/*	650	/*
444	* 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
445	* back to root later, as required	652	* back to root later, as required
…		…
455	seteuid (euid);	662	seteuid (euid);
456	setegid (egid);	663	setegid (egid);
457	break;	664	break;
458	}	665	}
459	# else	666	# else
460	switch (mode)	667	switch (action)
461	{	668	{
462	case IGNORE:	669	case IGNORE:
463	setuid (getuid ());	670	setuid (getuid ());
464	setgid (getgid ());	671	setgid (getgid ());
465	/* FALLTHROUGH */	672	/* FALLTHROUGH */
…		…
472	#endif	679	#endif
473	}	680	}
474		681
475	#ifdef UTMP_SUPPORT	682	#ifdef UTMP_SUPPORT
476	void	683	void
477	rxvt_term::privileged_utmp (char action)	684	rxvt_term::privileged_utmp (rxvt_privaction action)
478	{	685	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
480	action, next_utmp_action, getpid ()));
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)	686	if ((options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')	687	|| !pty.name || !*pty.name)
484	return;	688	return;
485		689
486	privileges (RESTORE);	690	rxvt_privileges (RESTORE);
		691
487	if (action == SAVE)	692	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);	693	makeutent (pty.name, rs[Rs_display_name]);
491	}
492	else	694	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();	695	cleanutent ();
496	}	696
497	privileges (IGNORE);	697	rxvt_privileges (IGNORE);
498	}
499	#endif
500
501	#ifndef NO_SETOWNER_TTYDEV
502	void
503	rxvt_term::privileged_ttydev (char action)
504	{
505	D_MAIN ((stderr,
506	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
507	action, next_tty_action, getpid ()));
508	if (next_tty_action != action || (action != SAVE && action != RESTORE)
509	|| ttydev == NULL || *ttydev == '\0')
510	return;
511
512	privileges (RESTORE);
513
514	if (action == SAVE)
515	{
516	next_tty_action = RESTORE;
517	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520	next_tty_action = IGNORE;
521	else
522	# endif
523
524	{
525	chown (ttydev, getuid (), ttygid); /* fail silently */
526	chmod (ttydev, ttymode);
527	# ifdef HAVE_REVOKE
528	revoke (ttydev);
529	# endif
530
531	}
532	}
533	else
534	{ /* action == RESTORE */
535	next_tty_action = IGNORE;
536	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537	chmod (ttydev, ttyfd_stat.st_mode);
538	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539	# else
540	chmod (ttydev,
541	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542	chown (ttydev, 0, 0);
543	# endif
544
545	}
546
547	privileges (IGNORE);
548
549	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551	action == RESTORE ? "Restoring" : (action ==
552	SAVE ? "Saving" :
553	"UNKNOWN ERROR for"), ttydev,
554	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555	ttyfd_stat.st_gid));
556	# endif
557	}	698	}
558	#endif	699	#endif
559		700
560	/*----------------------------------------------------------------------*/	701	/*----------------------------------------------------------------------*/
561	/*	702	/*
562	* window size/position calculcations for XSizeHint and other storage.	703	* window size/position calculcations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	704	* if width/height are non-zero then override calculated width/height
564	*/	705	*/
565	void	706	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	707	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	708	{
568	short recalc_x, recalc_y;	709	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	710	int x, y, sb_w, mb_h, flags;
570	unsigned int w, h;	711	unsigned int w, h;
571	unsigned int max_width, max_height;	712	unsigned int max_width, max_height;
		713	dDisp;
572		714
573	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",
574	TermWin.ncol, TermWin.nrow, szHint.width,	716	ncol, nrow, szHint.width, szHint.height));
575	szHint.height));	717
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	719	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		721
580	recalc_x = recalc_y = 0;	722	recalc_x = recalc_y = 0;
581	flags = 0;	723	flags = 0;
		724
582	if (!parsed_geometry)	725	if (!parsed_geometry)
583	{	726	{
584	parsed_geometry = 1;	727	parsed_geometry = 1;
		728
585	if (rs[Rs_geometry])	729	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	730	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		731
587	if (flags & WidthValue)	732	if (flags & WidthValue)
588	{	733	{
589	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	734	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
590	szHint.flags |= USSize;	735	szHint.flags |= USSize;
591	}	736	}
		737
592	if (flags & HeightValue)	738	if (flags & HeightValue)
593	{	739	{
594	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	740	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
595	szHint.flags |= USSize;	741	szHint.flags |= USSize;
596	}	742	}
		743
597	if (flags & XValue)	744	if (flags & XValue)
598	{	745	{
599	szHint.x = x;	746	szHint.x = x;
600	szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
		748
601	if (flags & XNegative)	749	if (flags & XNegative)
602	{	750	{
603	recalc_x = 1;	751	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	752	szHint.win_gravity = NorthEastGravity;
605	}	753	}
606	}	754	}
		755
607	if (flags & YValue)	756	if (flags & YValue)
608	{	757	{
609	szHint.y = y;	758	szHint.y = y;
610	szHint.flags |= USPosition;	759	szHint.flags |= USPosition;
		760
611	if (flags & YNegative)	761	if (flags & YNegative)
612	{	762	{
613	recalc_y = 1;	763	recalc_y = 1;
		764
614	if (szHint.win_gravity == NorthEastGravity)	765	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	766	szHint.win_gravity = SouthEastGravity;
616	else	767	else
617	szHint.win_gravity = SouthWestGravity;	768	szHint.win_gravity = SouthWestGravity;
618	}	769	}
619	}	770	}
620	}	771	}
		772
621	/* TODO: BOUNDS */	773	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	774	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	775	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	776	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	777	max_height = MAX_ROWS * fheight;
626		778
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	779	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		780
629	sb_w = mb_h = 0;	781	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	782	window_vt_x = window_vt_y = int_bwidth;
		783
631	if (scrollbar_visible ())	784	if (scrollbar_visible ())
632	{	785	{
633	sb_w = scrollbar_TotalWidth ();	786	sb_w = scrollbar_TotalWidth ();
634	szHint.base_width += sb_w;	787	szHint.base_width += sb_w;
635	if (! (Options & Opt_scrollBar_right))	788	if (!(options & Opt_scrollBar_right))
636	window_vt_x = sb_w;	789	window_vt_x += sb_w;
637	}	790	}
		791
638	if (menubar_visible ())	792	if (menubar_visible ())
639	{	793	{
640	mb_h = menuBar_TotalHeight ();	794	mb_h = menuBar_TotalHeight ();
641	szHint.base_height += mb_h;	795	szHint.base_height += mb_h;
642	window_vt_y = mb_h;	796	window_vt_y += mb_h;
643	}	797	}
		798
644	szHint.width_inc = TermWin.fwidth;	799	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	800	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	801	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	802	szHint.min_height = szHint.base_height + szHint.height_inc;
648		803
649	if (width && width - szHint.base_width < max_width)	804	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	805	{
651	szHint.width = width;	806	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	807	width = newwidth - szHint.base_width;
653	}	808	}
654	else	809	else
655	{	810	{
656	MIN_IT (TermWin.width, max_width);	811	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	812	szHint.width = szHint.base_width + width;
658	}	813	}
		814
659	if (height && height - szHint.base_height < max_height)	815	if (newheight && newheight - szHint.base_height < max_height)
660	{	816	{
661	szHint.height = height;	817	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	818	height = newheight - szHint.base_height;
663	}	819	}
664	else	820	else
665	{	821	{
666	MIN_IT (TermWin.height, max_height);	822	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	823	szHint.height = szHint.base_height + height;
668	}	824	}
		825
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	826	if (scrollbar_visible () && (options & Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;	827	window_sb_x = szHint.width - sb_w;
671		828
672	if (recalc_x)	829	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	830	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);
675	if (recalc_y)	831	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	832	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		833
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	834	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	835	nrow = height / fheight;
681	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",
682	TermWin.ncol, TermWin.nrow, szHint.width,	837	ncol, nrow, szHint.width,
683	szHint.height));	838	szHint.height));
684	return;	839	return;
685	}	840	}
686		841
687	/*----------------------------------------------------------------------*/	842	/*----------------------------------------------------------------------*/
…		…
690	* Called after a window size change.	845	* Called after a window size change.
691	*/	846	*/
692	void	847	void
693	rxvt_term::tt_winch ()	848	rxvt_term::tt_winch ()
694	{	849	{
		850	if (pty.pty < 0)
		851	return;
		852
695	struct winsize ws;	853	struct winsize ws;
696		854
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	855	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	856	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	857	ws.ws_xpixel = width;
703	#ifndef DEBUG_SIZE	858	ws.ws_ypixel = height;
704	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	859	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
705	#else	860
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	861	#if 0
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	862	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */	863	if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);	864	kill (-cmd_pid, SIGWINCH);
711	# endif
712	#endif	865	#endif
713	}	866	}
714		867
715	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
716	/* rxvt_change_font () - Switch to a new font */	869	/* set_fonts () - load and set the various fonts
717	/*	870	*
718	* init = 1 - initialize	871	* init = 1 - initialize
719	*	872	*
720	* fontname == FONT_UP - switch to bigger font	873	* fontname == FONT_UP - switch to bigger font
721	* fontname == FONT_DN - switch to smaller font	874	* fontname == FONT_DN - switch to smaller font
722	*/	875	*/
723	void	876	bool
724	rxvt_term::change_font (int init, const char *fontname)	877	rxvt_term::set_fonts ()
725	{}	878	{
		879	rxvt_fontset *fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop;
726		881
727	void	882	if (!fs
728	rxvt_term::font_up_down (int n, int direction)	883	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
729	{}	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
		915	{
		916	fontset[style] = fs = new rxvt_fontset (this);
		917	rxvt_fontprop prop2 = prop;
		918
		919	if (res)
		920	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		921	else
		922	{
		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);
		931	}
		932	#else
		933	fontset[style] = fontset[0];
		934	#endif
		935	}
		936
		937	if (parent[0])
		938	{
		939	resize_all_windows (0, 0, 0);
		940	scr_remap_chars ();
		941	scr_touch (true);
		942	}
		943
		944	return true;
		945	}
		946
		947	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		948	{
		949	// TODO: SMART_WINDOW_TITLE
		950	XChangeProperty (display->display, parent[0],
		951	prop, XA_STRING, 8, PropModeReplace,
		952	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		953	}
		954
		955	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		956	{
		957	// TODO: SMART_WINDOW_TITLE
		958	wchar_t *ws = rxvt_mbstowcs (str, len);
		959	char *s = rxvt_wcstoutf8 (ws);
		960
		961	XChangeProperty (display->display, parent[0],
		962	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		963	(const unsigned char *)s, strlen (s));
		964
		965	free (s);
		966	free (ws);
		967	}
730		968
731	/*----------------------------------------------------------------------*/	969	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	970	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	971	/* xterm sequences - title, iconName, color (exptl) */
734	void	972	void
735	rxvt_term::set_title (const char *str)	973	rxvt_term::set_title (const char *str)
736	{	974	{
737	#ifndef SMART_WINDOW_TITLE	975	set_string_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	976	#if ENABLE_EWMH
739	#else	977	set_utf8_property (xa[XA_NET_WM_NAME], str);
740	char *name;
741
742	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743	name = NULL;
744	if (name == NULL || STRCMP (name, str))
745	XStoreName (display->display, TermWin.parent[0], str);
746	if (name)
747	XFree (name);
748	#endif	978	#endif
749	}	979	}
750		980
751	void	981	void
752	rxvt_term::set_iconName (const char *str)	982	rxvt_term::set_icon_name (const char *str)
753	{	983	{
754	#ifndef SMART_WINDOW_TITLE	984	set_string_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	985	#if ENABLE_EWMH
756	#else	986	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757	char *name;
758
759	if (XGetIconName (display->display, TermWin.parent[0], &name))
760	name = NULL;
761	if (name == NULL || STRCMP (name, str))
762	XSetIconName (display->display, TermWin.parent[0], str);
763	if (name)
764	XFree (name);
765	#endif	987	#endif
766	}	988	}
767		989
768	#ifdef XTERM_COLOR_CHANGE	990	#ifdef XTERM_COLOR_CHANGE
769	void	991	void
770	rxvt_term::set_window_color (int idx, const char *color)	992	rxvt_term::set_window_color (int idx, const char *color)
771	{	993	{
772	rxvt_color xcol;	994	rxvt_color xcol;
773	int i;	995	int i;
774		996
775	if (color == NULL || *color == '\0')	997	if (color == NULL || *color == '\0')
776	return;	998	return;
777		999
778	/* handle color aliases */	1000	/* handle color aliases */
779	if (isdigit (*color))	1001	if (isdigit (*color))
780	{	1002	{
781	i = atoi (color);	1003	i = atoi (color);
		1004
782	if (i >= 8 && i <= 15)	1005	if (i >= 8 && i <= 15)
783	{ /* bright colors */	1006	{ /* bright colors */
784	i -= 8;	1007	i -= 8;
785	# ifndef NO_BRIGHTCOLOR	1008	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];	1009	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
787	SET_PIXCOLOR (idx);	1010	SET_PIXCOLOR (idx);
788	goto Done;	1011	goto done;
789	# endif	1012	# endif
790
791	}	1013	}
		1014
792	if (i >= 0 && i <= 7)	1015	if (i >= 0 && i <= 7)
793	{ /* normal colors */	1016	{ /* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	1017	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795	SET_PIXCOLOR (idx);	1018	SET_PIXCOLOR (idx);
796	goto Done;	1019	goto done;
797	}	1020	}
798	}	1021	}
		1022
799	if (!rXParseAllocColor (& xcol, color))	1023	if (!rXParseAllocColor (&xcol, color))
800	return;	1024	return;
		1025
801	/* XStoreColor (display->display, XCMAP, XColor*); */	1026	/* XStoreColor (display->display, display->cmap, XColor*); */
802		1027
803	/*	1028	/*
804	* FIXME: should free colors here, but no idea how to do it so instead,	1029	* FIXME: should free colors here, but no idea how to do it so instead,
805	* so just keep gobbling up the colormap	1030	* so just keep gobbling up the colormap
806	*/	1031	*/
807	# if 0	1032	# if 0
808	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])	1034	if (pix_colors[idx] == pix_colors[i])
810	break;	1035	break;
811	if (i > Color_White)	1036	if (i > Color_White)
812	{	1037	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1038	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1039	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
815	DisplayPlanes (display->display, display->screen));	1040	DisplayPlanes (display->display, display->screen));
816	}	1041	}
817	# endif	1042	# endif
818		1043
819	PixColors[idx] = xcol;	1044	pix_colors_focused[idx] = xcol;
820	SET_PIXCOLOR (idx);	1045	SET_PIXCOLOR (idx);
821		1046
822	/* XSetWindowAttributes attr; */	1047	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */	1048	/* Cursor cursor; */
824	Done:	1049	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828		1050
		1051	#if OFF_FOCUS_FADING
		1052	if (rs[Rs_fade])
		1053	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1054	#endif
		1055
829	/* handle Color_BD, scrollbar background, etc. */	1056	/*TODO: handle Color_BD, scrollbar background, etc. */
830		1057
831	set_colorfgbg ();
832	recolour_cursor ();	1058	recolour_cursor ();
833	/* the only reasonable way to enforce a clean update */	1059	scr_recolour ();
834	scr_poweron ();
835	}	1060	}
836		1061
837	#else	1062	#else
838	# define set_window_color (idx,color) ((void)0)	1063	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */	1064	#endif /* XTERM_COLOR_CHANGE */
840		1065
841	void	1066	void
842	rxvt_term::recolour_cursor ()	1067	rxvt_term::recolour_cursor ()
843	{	1068	{
844	#if TODO
845	rxvt_color xcol[2];	1069	XColor xcol[2];
846		1070
847	xcol[0] = PixColors[Color_pointer];	1071	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	1072	? pix_colors_focused[Color_pointer_fg]
		1073	: pix_colors_focused[Color_fg];
		1074	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1075	? pix_colors_focused[Color_pointer_bg]
		1076	: pix_colors_focused[Color_bg];
		1077
849	XQueryColors (display->display, XCMAP, xcol, 2);	1078	XQueryColors (display->display, display->cmap, xcol, 2);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1079	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
851	#endif
852	}	1080	}
853		1081
854	/*----------------------------------------------------------------------*/	1082	/*----------------------------------------------------------------------*/
855	/*	1083	/*
856	* find if fg/bg matches any of the normal (low-intensity) colors	1084	* find if fg/bg matches any of the normal (low-intensity) colors
857	*/	1085	*/
858	void	1086	void
859	rxvt_term::set_colorfgbg ()	1087	rxvt_term::set_colorfgbg ()
860	{	1088	{
861	unsigned int i;	1089	unsigned int i;
862	const char *xpmb = "\0";	1090	const char *xpmb = "\0";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1091	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864		1092
865	env_colorfgbg =
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1093	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867	STRCPY (fstr, "default");	1094	strcpy (fstr, "default");
868	STRCPY (bstr, "default");	1095	strcpy (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	1096	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	1097	if (pix_colors[Color_fg] == pix_colors[i])
871	{	1098	{
872	sprintf (fstr, "%d", (i - Color_Black));	1099	sprintf (fstr, "%d", (i - Color_Black));
873	break;	1100	break;
874	}	1101	}
		1102
875	for (i = Color_Black; i <= Color_White; i++)	1103	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	1104	if (pix_colors[Color_bg] == pix_colors[i])
877	{	1105	{
878	sprintf (bstr, "%d", (i - Color_Black));	1106	sprintf (bstr, "%d", (i - Color_Black));
879	#ifdef XPM_BACKGROUND	1107	#ifdef XPM_BACKGROUND
880	xpmb = "default;";	1108	xpmb = "default;";
881	#endif	1109	#endif
882	break;	1110	break;
883	}	1111	}
884		1112
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1113	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887	#ifndef NO_BRIGHTCOLOR
888	colorfgbg = DEFAULT_RSTYLE;
889	for (i = minCOLOR; i <= maxCOLOR; i++)
890	{
891	if (PixColors[Color_fg] == PixColors[i])
892	colorfgbg = SET_FGCOLOR (colorfgbg, i);
893	if (PixColors[Color_bg] == PixColors[i])
894	colorfgbg = SET_BGCOLOR (colorfgbg, i);
895	}
896	#endif
897	}	1114	}
898		1115
899	/*----------------------------------------------------------------------*/	1116	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		1117
905	int	1118	int
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1119	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
907	{	1120	{
908	if (!screen_in_out->set (display, colour))	1121	if (!screen_in_out->set (display, colour))
909	{	1122	{
910	rxvt_print_error ("can't allocate colour: %s", colour);	1123	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
911	return false;	1124	return false;
912	}	1125	}
913		1126
914	return true;	1127	return true;
915	}	1128	}
916		1129
917	/* -------------------------------------------------------------------- *	1130	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	1131	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	1132	* -------------------------------------------------------------------- */
920	void	1133	void
921	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1134	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922	{	1135	{
923	int fix_screen;	1136	int fix_screen;
924
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;	1137	int old_width = szHint.width, old_height = szHint.height;
927	#endif	1138	dDisp;
928		1139
929	window_calc (width, height);	1140	window_calc (newwidth, newheight);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1141	XSetWMNormalHints (disp, parent[0], &szHint);
		1142
931	if (!ignoreparent)	1143	if (!ignoreparent)
932	{	1144	{
933	#ifdef SMART_RESIZE	1145	#ifdef SMART_RESIZE
934	/*	1146	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1147	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1150	int x, y, x1, y1;
939	int dx, dy;	1151	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1152	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1153	Window unused_cr;
942		1154
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1155	XTranslateCoordinates (disp, parent[0], display->root,
944	0, 0, &x, &y, &unused_cr);	1156	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1157	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1158	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1159	/*
948	* if display->root isn't the parent window, a WM will probably have offset	1160	* if display->root isn't the parent window, a WM will probably have offset
949	* our position for handles and decorations. Counter it	1161	* our position for handles and decorations. Counter it
950	*/	1162	*/
…		…
952	{	1164	{
953	x -= x1;	1165	x -= x1;
954	y -= y1;	1166	y -= y1;
955	}	1167	}
956		1168
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1169	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1170	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1171	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1172	dy = old_height - szHint.height;
961		1173
962	/* Check position of the center of the window */	1174	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1175	if (x < x1) /* left half */
…		…
967	if (y < y1) /* top half */	1179	if (y < y1) /* top half */
968	dy = 0;	1180	dy = 0;
969	else if (y == y1) /* exact center */	1181	else if (y == y1) /* exact center */
970	dy /= 2;	1182	dy /= 2;
971		1183
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1184	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
973	szHint.width, szHint.height);	1185	szHint.width, szHint.height);
974	#else	1186	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1187	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
976	szHint.height);
977	#endif	1188	#endif
978
979	}	1189	}
980		1190
981	fix_screen = (TermWin.ncol != prev_ncol	1191	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982	|| TermWin.nrow != prev_nrow);
983		1192
984	if (fix_screen || width != old_width || height != old_height)	1193	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1194	{
986	if (scrollbar_visible ())	1195	if (scrollbar_visible ())
987	{	1196	{
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1197	XMoveResizeWindow (disp, scrollBar.win,
		1198	window_sb_x, 0,
989	0, scrollbar_TotalWidth (), szHint.height);	1199	scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();	1200	resize_scrollbar ();
991	}	1201	}
992		1202
993	if (menubar_visible ())	1203	if (menubar_visible ())
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1204	XMoveResizeWindow (disp, menuBar.win,
		1205	window_vt_x, 0,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1206	TermWin_TotalWidth (), menuBar_TotalHeight ());
996		1207
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1208	XMoveResizeWindow (disp, vt,
998	window_vt_y, TermWin_TotalWidth (),	1209	window_vt_x, window_vt_y,
999	TermWin_TotalHeight ());	1210	TermWin_TotalWidth (), TermWin_TotalHeight ());
1000	#ifdef RXVT_GRAPHICS	1211
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();	1212	scr_clear ();
1006	#ifdef XPM_BACKGROUND	1213	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();	1214	resize_pixmap ();
1008	#endif	1215	#endif
1009
1010	}	1216	}
1011		1217
1012	if (fix_screen || old_height == 0)	1218	if (fix_screen || old_height == 0)
1013	{	1219	{
1014	int curr_screen = -1;	1220	int curr_screen = -1;
1015	int old_ncol = prev_ncol;	1221	int old_ncol = prev_ncol;
1016		1222
1017	/* scr_reset only works on the primary screen */	1223	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */	1224	if (old_height) /* this is not the first time through */
1019	{	1225	{
1020	unsigned int ncol = TermWin.ncol;	1226	unsigned int ocol = ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1227	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);	1228	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;	1229	ncol = ocol;
1024	}	1230	}
1025		1231
1026	scr_reset ();	1232	scr_reset ();
1027		1233
1028	if (curr_screen >= 0) /* this is not the first time through */	1234	if (curr_screen >= 0) /* this is not the first time through */
1029	{	1235	{
1030	scr_change_screen (curr_screen);	1236	scr_change_screen (curr_screen);
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1237	selection_check (old_ncol != ncol ? 4 : 0);
1032	}	1238	}
1033	}	1239	}
1034		1240
1035	old_width = szHint.width;	1241	old_width = szHint.width;
1036	old_height = szHint.height;	1242	old_height = szHint.height;
		1243
		1244	#ifdef XPM_BACKGROUND
		1245	if (pixmap)
		1246	scr_touch (false);
		1247	#endif
1037		1248
1038	#ifdef USE_XIM	1249	#ifdef USE_XIM
1039	IMSetStatusPosition ();	1250	IMSetStatusPosition ();
1040	#endif	1251	#endif
1041	}	1252	}
…		…
1043	/*	1254	/*
1044	* Set the width/height of the vt window in characters. Units are pixels.	1255	* Set the width/height of the vt window in characters. Units are pixels.
1045	* good for toggling 80/132 columns	1256	* good for toggling 80/132 columns
1046	*/	1257	*/
1047	void	1258	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1259	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1260	{
1050	XWindowAttributes wattr;	1261	XWindowAttributes wattr;
1051		1262
1052	if (width == 0 || height == 0)	1263	if (newwidth == 0 || newheight == 0)
1053	{	1264	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1265	XGetWindowAttributes (display->display, display->root, &wattr);
		1266
1055	if (width == 0)	1267	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1268	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1269	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1270	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1271	}
		1272
		1273	if (newwidth != width || newheight != height)
		1274	{
1062	width += szHint.base_width;	1275	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1276	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1277	resize_all_windows (newwidth, newheight, 0);
1065	}	1278	}
1066	}	1279	}
1067		1280
1068	/* -------------------------------------------------------------------- *	1281	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1282	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1283	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1284	#ifdef USE_XIM
1072		1285
1073	void	1286	void
		1287	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1288	{
		1289	fg = pix_colors[Color_fg];
		1290	bg = pix_colors[Color_bg];
		1291	}
		1292
		1293	void
1074	rxvt_term::im_set_size (XRectangle *size)	1294	rxvt_term::im_set_size (XRectangle &size)
1075	{	1295	{
1076	size->x = TermWin.int_bwidth;	1296	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1297	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1298	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1299	size.width = Width2Pixel (ncol) + int_bwidth;
		1300	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1301	}
1081		1302
1082	void	1303	void
1083	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1304	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1305	XRectangle &status_rect,
		1306	const XRectangle &needed_rect)
1084	{	1307	{
1085	*fg = PixColors[Color_fg];	1308	preedit_rect.x = needed_rect.width;
1086	*bg = PixColors[Color_bg];	1309	preedit_rect.y = 0;
		1310	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1311	preedit_rect.height = fheight;
		1312
		1313	status_rect.x = 0;
		1314	status_rect.y = 0;
		1315	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1316	status_rect.height = fheight;
1087	}	1317	}
1088		1318
1089	/* Checking whether input method is running. */	1319	/* Checking whether input method is running. */
1090	bool	1320	bool
1091	rxvt_term::IMisRunning ()	1321	rxvt_term::IMisRunning ()
1092	{	1322	{
1093	char *p;	1323	char *p;
1094	Atom atom;	1324	Atom atom;
1095	Window win;	1325	Window win;
1096	char server[IMBUFSIZ];	1326	char server[IMBUFSIZ];
1097		1327
1098	/* get current locale modifier */	1328	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1329	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100	{	1330	{
1101	STRCPY (server, "@server=");	1331	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1332	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1333
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1334	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1104	*p = '\0';	1335	*p = '\0';
1105		1336
1106	atom = XInternAtom (display->display, server, False);	1337	atom = XInternAtom (display->display, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1338	win = XGetSelectionOwner (display->display, atom);
		1339
1108	if (win != None)	1340	if (win != None)
1109	return True;	1341	return True;
1110	}	1342	}
		1343
1111	return False;	1344	return False;
1112	}	1345	}
1113		1346
1114	void	1347	void
1115	rxvt_term::IMSendSpot ()	1348	rxvt_term::IMSendSpot ()
1116	{	1349	{
1117	XPoint spot;	1350	XPoint nspot;
1118	XVaNestedList preedit_attr;	1351	XVaNestedList preedit_attr;
1119		1352
1120	if (Input_Context == NULL	1353	if (!Input_Context
		1354	|| !focus
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1355	|| !(input_style & XIMPreeditPosition))
1122	|| ! (event_type == KeyPress
1123	|| event_type == Expose
1124	|| event_type == NoExpose
1125	|| event_type == SelectionNotify
1126	|| event_type == ButtonRelease || event_type == FocusIn)
1127	|| !IMisRunning ())
1128	return;	1356	return;
1129		1357
1130	im_set_position (&spot);	1358	im_set_position (nspot);
		1359
		1360	if (nspot.x == spot.x && nspot.y == spot.y)
		1361	return;
		1362
		1363	spot = nspot;
1131		1364
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1365	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1366	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1367	XFree (preedit_attr);
1135	}	1368	}
1136		1369
1137	void	1370	void
1138	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139	XRectangle * needed_rect)
1140	{
1141	int mbh, vtx = 0;
1142
1143	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144	vtx = scrollbar_TotalWidth ();
1145
1146	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147	mbh -= TermWin.lineSpace;
1148
1149	preedit_rect->x = needed_rect->width + vtx;
1150	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153	preedit_rect->height = Height2Pixel (1);
1154
1155	status_rect->x = vtx;
1156	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159	status_rect->height = Height2Pixel (1);
1160	}
1161
1162	void
1163	rxvt_term::im_destroy ()	1371	rxvt_term::im_destroy ()
1164	{	1372	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1373	if (input_method)
1172	{	1374	{
		1375	if (Input_Context && input_method->xim)
		1376	XDestroyIC (Input_Context);
		1377
1173	display->put_xim (input_method);	1378	display->put_xim (input_method);
1174	input_method = 0;	1379	input_method = 0;
1175	}	1380	}
		1381
		1382	Input_Context = 0;
1176	}	1383	}
1177		1384
1178	/*	1385	/*
1179	* Try to open a XIM with the current modifiers, then see if we can	1386	* Try to open a XIM with the current modifiers, then see if we can
1180	* open a suitable preedit type	1387	* open a suitable preedit type
1181	*/	1388	*/
1182	bool	1389	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1390	rxvt_term::IM_get_IC (const char *modifiers)
1184	{	1391	{
1185	int i, j, found;	1392	int i, j, found;
1186	XIM xim;	1393	XIM xim;
1187	XPoint spot;	1394	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1395	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1396	unsigned long fg, bg;
1190	const char *p;	1397	const char *p;
1191	char **s;	1398	char **s;
1192	XIMStyles *xim_styles;	1399	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;
1194		1400
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1401	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1402	return false;
1197		1403
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1404	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1405	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1406	if (input_method == NULL)
1201	return false;	1407	return false;
1202		1408
1203	xim = input_method->xim;	1409	xim = input_method->xim;
		1410	spot.x = spot.y = -1;
1204		1411
1205	xim_styles = NULL;	1412	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1413	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1414	|| !xim_styles || !xim_styles->count_styles)
1208	{	1415	{
1209	display->put_xim (input_method);	1416	im_destroy ();
1210	return false;	1417	return false;
1211	}	1418	}
1212		1419
1213	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1420	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1421
		1422	for (int pi = 0; pi < 2; pi++)
		1423	{
		1424	p = pet[pi];
		1425
		1426	if (!p)
		1427	continue;
		1428
1214	s = rxvt_splitcommastring (p);	1429	s = rxvt_splitcommastring (p);
		1430
1215	for (i = found = 0; !found && s[i]; i++)	1431	for (i = found = 0; !found && s[i]; i++)
1216	{	1432	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1433	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1434	input_style = (XIMPreeditPosition | XIMStatusNothing);
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1435	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1436	input_style = (XIMPreeditArea | XIMStatusArea);
1221	else if (!STRCMP (s[i], "Root"))	1437	else if (!strcmp (s[i], "Root"))
1222	input_style = (XIMPreeditNothing | XIMStatusNothing);	1438	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1439	else if (!strcmp (s[i], "None"))
		1440	input_style = (XIMPreeditNone | XIMStatusNone);
1223		1441
1224	for (j = 0; j < xim_styles->count_styles; j++)	1442	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1443	if (input_style == xim_styles->supported_styles[j])
1226	{	1444	{
		1445	rxvt_freecommastring (s);
		1446
1227	found = 1;	1447	found = 1;
1228	break;	1448	goto foundpet;
		1449	}
		1450
1229	}	1451	}
1230	}
1231		1452
1232	for (i = 0; s[i]; i++)	1453	rxvt_freecommastring (s);
1233	free (s[i]);	1454	}
1234		1455
1235	free (s);	1456	foundpet:
		1457
1236	XFree (xim_styles);	1458	XFree (xim_styles);
1237		1459
1238	if (!found)	1460	if (!found)
1239	{	1461	{
1240	display->put_xim (input_method);	1462	im_destroy ();
1241	return false;	1463	return false;
1242	}	1464	}
1243		1465
1244	preedit_attr = status_attr = NULL;	1466	XFontSet fs = 0;
		1467	XVaNestedList preedit_attr = 0, status_attr = 0;
		1468
		1469	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1470	{
		1471	// fake us a font-set, please
		1472	char **missing_charset_list;
		1473	int missing_charset_count;
		1474	char *def_string;
		1475	char pat[512];
		1476
		1477	sprintf (pat,
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1481	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1482	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1483	"*",
		1484	fheight,
		1485	fheight + 1, fheight - 1,
		1486	fheight - 2, fheight + 2);
		1487
		1488	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1489	&missing_charset_list, &missing_charset_count, &def_string);
		1490
		1491	if (missing_charset_list)
		1492	XFreeStringList (missing_charset_list);
		1493
		1494	if (!fs)
		1495	{
		1496	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1497	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1498	}
		1499	}
1245		1500
1246	if (input_style & XIMPreeditPosition)	1501	if (input_style & XIMPreeditPosition)
1247	{	1502	{
1248	im_set_size (&rect);	1503	im_set_size (rect);
1249	im_set_position (&spot);	1504	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1505	im_set_color (fg, bg);
1251		1506
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1507	preedit_attr = XVaCreateNestedList (0,
		1508	XNForeground, fg,
		1509	XNBackground, bg,
		1510	XNArea, &rect,
1253	XNSpotLocation, &spot,	1511	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1512	XNFontSet, fs,
1256	NULL);	1513	NULL);
1257	}	1514	}
1258	else if (input_style & XIMPreeditArea)	1515	else if (input_style & XIMPreeditArea)
1259	{	1516	{
1260	im_set_color (&fg, &bg);	1517	im_set_color (fg, bg);
1261		1518
1262	/*	1519	/*
1263	* The necessary width of preedit area is unknown	1520	* The necessary width of preedit area is unknown
1264	* until create input context.	1521	* until create input context.
1265	*/	1522	*/
1266	needed_rect.width = 0;	1523	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1524	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1525
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1526	preedit_attr = XVaCreateNestedList (0,
		1527	XNForeground, fg,
1271	XNForeground, fg, XNBackground, bg,	1528	XNBackground, bg,
		1529	XNArea, &rect,
		1530	XNFontSet, fs,
		1531	NULL);
		1532	status_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
		1534	XNBackground, bg,
		1535	XNArea, &status_rect,
1272	//XNFontSet, TermWin.fontset,	1536	XNFontSet, fs,
1273	NULL);	1537	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1275	XNForeground, fg, XNBackground, bg,
1276	//XNFontSet, TermWin.fontset,
1277	NULL);
1278	}	1538	}
1279		1539
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1540	Input_Context = XCreateIC (xim,
		1541	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1542	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1543	XNFocusWindow, parent[0],
1283	preedit_attr ? XNPreeditAttributes : NULL,	1544	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1545	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1546	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1547	status_attr, NULL);
		1548
1287	if (preedit_attr) XFree (preedit_attr);	1549	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1550	if (status_attr) XFree (status_attr);
		1551	if (fs) XFreeFontSet (display->display, fs);
1289		1552
1290	if (Input_Context == NULL)	1553	if (Input_Context == NULL)
1291	{	1554	{
1292	rxvt_print_error ("failed to create input context");	1555	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1556	im_destroy ();
1294	return false;	1557	return false;
1295	}	1558	}
1296		1559
1297	if (input_style & XIMPreeditArea)	1560	if (input_style & XIMPreeditArea)
1298	IMSetStatusPosition ();	1561	IMSetStatusPosition ();
…		…
1302	}	1565	}
1303		1566
1304	void	1567	void
1305	rxvt_term::im_cb ()	1568	rxvt_term::im_cb ()
1306	{	1569	{
1307	int i, found, had_im;	1570	int i;
1308	const char *p;	1571	const char *p;
1309	char **s;	1572	char **s;
1310	char buf[IMBUFSIZ];	1573	char buf[IMBUFSIZ];
1311		1574
		1575	SET_R (this);
		1576
1312	im_destroy ();	1577	im_destroy ();
1313		1578
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1579	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1580	if (Input_Context)
1316	return;	1581	return;
…		…
1324	if (p && *p)	1589	if (p && *p)
1325	{	1590	{
1326	bool found = false;	1591	bool found = false;
1327		1592
1328	s = rxvt_splitcommastring (p);	1593	s = rxvt_splitcommastring (p);
		1594
1329	for (i = 0; s[i]; i++)	1595	for (i = 0; s[i]; i++)
1330	{	1596	{
1331	if (*s[i])	1597	if (*s[i])
1332	{	1598	{
1333	STRCPY (buf, "@im=");	1599	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1600	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1601	if (IM_get_IC (buf))
1336	{	1602	{
1337	found = true;	1603	found = true;
1338	break;	1604	break;
1339	}	1605	}
1340	}	1606	}
1341	}	1607	}
1342	for (i = 0; s[i]; i++)	1608
1343	free (s[i]);	1609	rxvt_freecommastring (s);
1344	free (s);
1345		1610
1346	if (found)	1611	if (found)
1347	goto done;	1612	goto done;
1348	}	1613	}
1349		1614
…		…
1363	}	1628	}
1364		1629
1365	void	1630	void
1366	rxvt_term::IMSetStatusPosition ()	1631	rxvt_term::IMSetStatusPosition ()
1367	{	1632	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1633	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1634	XVaNestedList preedit_attr, status_attr;
1370		1635
1371	if (Input_Context == NULL	1636	if (!Input_Context
		1637	|| !focus
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1638	|| !(input_style & XIMPreeditArea)
1373	|| !IMisRunning ())	1639	|| !IMisRunning ())
1374	return;	1640	return;
1375		1641
1376	/* Getting the necessary width of preedit area */	1642	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1643	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1644	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1645	XFree (status_attr);
1380		1646
1381	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1647	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1648	XFree (needed_rect);
1382		1649
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1650	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1651	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1652
1386	XSetICValues (Input_Context,	1653	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1654	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1655	XNStatusAttributes, status_attr, NULL);
1389		1656
1390	XFree (preedit_attr);	1657	XFree (preedit_attr);
1391	XFree (status_attr);	1658	XFree (status_attr);
1392	}	1659	}
1393	#endif /* USE_XIM */	1660	#endif /* USE_XIM */

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