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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 1.160 by root, Wed Jan 4 05:35:34 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128], savelocale[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);
58	}	63	return true;
59	}	64	}
60		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
61	void *	73	void
62	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
63	{	75	{
64	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
65		78
66	MEMSET (p, 0, s);	79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
67	return p;	138	return len;
68	}
69		139
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	140	}
		141	#endif
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	:	144	:
		145	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	176	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),	177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
103	{	182	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		184
107	rxvt_term::~rxvt_term ()	185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
108	{	198	{
109	if (cmd_fd >= 0)	199	if (cmd_pid)
110	close (cmd_fd);	200	kill (-cmd_pid, SIGHUP);
111		201
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	202	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	203	privileged_utmp (RESTORE);
117	#endif	204	#endif
118		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
119	delete TermWin.fontset;	222	delete fontset[0];
120		223
121	if (display)	224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
		233	#ifdef MENUBAR
		234	if (menubarGC) XFreeGC (disp, menubarGC);
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
		261
		262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		263	delete menuBar.drawable;
		264	//if (menuBar.win)
		265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
122	if (TermWin.parent[0])	269	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
		271	}
124		272
125	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
126		274
127	delete PixColors;	275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
128		279
129	displays.put (display);	280	displays.put (display);
130		281
131	scr_release ();	282	scr_release ();
132		283
		284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
133	free (env_windowid);	290	free (env_windowid);
134	free (env_display);	291	free (env_display);
135	free (env_term);	292	free (env_term);
136	free (env_colorfgbg);	293	free (env_colorfgbg);
137	free (locale);	294	free (locale);
138	free (codeset);	295	free (v_buffer);
		296	free (incr_buf);
139		297
140	delete envv;	298	delete envv;
141	delete argv;	299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
142	}	313	}
143		314
144	void	315	void
145	rxvt_term::destroy ()	316	rxvt_term::destroy ()
146	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
147	if (display)	325	if (display)
148	{	326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	#if HAVE_SCROLLBARS
		331	scrollbar_ev.stop (display);
		332	#endif
		333	#if MENUBAR
		334	menubar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
149	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
150	termwin_ev.stop (display);	340	termwin_ev.stop (display);
151	vt_ev.stop (display);	341	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	}	342	}
163		343
164	check_ev.stop ();	344	check_ev.stop ();
165	pty_ev.stop ();	345	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	347	cursor_blink_ev.stop ();
168	#endif	348	#endif
169	#ifdef TEXT_BLINK	349	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	350	text_blink_ev.stop ();
171	#endif	351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
		357	#endif
172	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	359	pointer_ev.stop ();
174	#endif	360	#endif
175		361
176	destroy_ev.start (0);	362	destroy_ev.start (0);
…		…
183		369
184	delete this;	370	delete this;
185	}	371	}
186		372
187	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */	374	/*
189	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
190	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
191	rxvt_init (int argc, const char *const *argv)	377	*/
192	{	378	static XErrorHandler old_xerror_handler;
193	SET_R (new rxvt_term);
194		379
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
196	{	408	}
197	delete GET_R;	409	if ((event->error_code == BadWindow) ||
198	SET_R (0);	410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
199	}	429	}
200		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
201	return GET_R;	431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
202	}	433	}
		434	#endif
203		435
		436	int
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
205
206	void
207	rxvt_init_signals ()
208	{	438	{
209	/* install exit handler for cleanup */	439	if (GET_R->allowedxerror == -1)
210	#if 0	440	GET_R->allowedxerror = event->error_code;
211	#ifdef HAVE_ATEXIT	441	else
212	atexit (rxvt_clean_exit);	442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_FRILLS
		446	print_x_error (display, event);
213	#else	447	#else
		448	old_xerror_handler (display, event);
214	#endif	449	#endif
215	#endif	450	}
216		451
217	struct sigaction sa;	452	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	}	453	}
234		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
235	bool	465	bool
236	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
		467	{
		468	SET_R (this);
		469
		470	set_locale ("");
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		495	{
		496	rxvt_perl.init ();
		497	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		498	}
		499	#endif
		500
		501	create_windows (argc, argv);
		502
		503	dDisp;
		504
		505	init_xlocale ();
		506
		507	scr_reset (); /* initialize screen */
		508
		509	#if 0
		510	XSynchronize (disp, True);
		511	#endif
		512
		513	#ifdef HAVE_SCROLLBARS
		514	if (OPTION (Opt_scrollBar))
		515	resize_scrollbar (); /* create and map scrollbar */
		516	#endif
		517	#if (MENUBAR_MAX)
		518	if (menubar_visible ())
		519	XMapWindow (disp, menuBar.win);
		520	#endif
		521	#ifdef TRANSPARENT
		522	if (OPTION (Opt_transparent))
		523	{
		524	XSelectInput (disp, display->root, PropertyChangeMask);
		525	check_our_parents ();
		526	rootwin_ev.start (display, display->root);
		527	}
		528	#endif
		529
		530	XMapWindow (disp, vt);
		531	XMapWindow (disp, parent[0]);
		532
		533	set_colorfgbg ();
		534
		535	init_command (cmd_argv);
		536
		537	free (cmd_argv);
		538
		539	pty_ev.start (pty.pty, EVENT_READ);
		540
		541	check_ev.start ();
		542
		543	PERL_INVOKE ((this, HOOK_START, DT_END));
		544
		545	return true;
		546	}
		547
		548	static struct sig_handlers
		549	{
		550	sig_watcher sw_chld, sw_term, sw_int;
		551
		552	void sig_chld (sig_watcher &w)
		553	{
		554	// we are being called for every SIGCHLD, find the corresponding term
		555	int pid;
		556
		557	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		558	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		559	if (pid == (*t)->cmd_pid)
		560	{
		561	(*t)->child_exit ();
		562	break;
		563	}
		564	}
		565
		566	/*
		567	* Catch a fatal signal and tidy up before quitting
		568	*/
		569	void
		570	sig_term (sig_watcher &w)
		571	{
		572	#ifdef DEBUG_CMD
		573	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		574	#endif
		575	rxvt_emergency_cleanup ();
		576	signal (w.signum, SIG_DFL);
		577	kill (getpid (), w.signum);
		578	}
		579
		580	sig_handlers ()
		581	: sw_chld (this, &sig_handlers::sig_chld),
		582	sw_term (this, &sig_handlers::sig_term),
		583	sw_int (this, &sig_handlers::sig_term)
		584	{
		585	}
		586	} sig_handlers;
		587
		588	void
		589	rxvt_init ()
237	{	590	{
238	/*	591	/*
239	* Save and then give up any super-user privileges	592	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	593	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	594	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	595	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	596	* 2. chown tty on some systems
244	*/	597	*/
245	privileges (SAVE);	598	rxvt_privileges (SAVE);
246	privileges (IGNORE);	599	rxvt_privileges (IGNORE);
247		600
248	init_secondary ();	601	signal (SIGHUP, SIG_IGN);
		602	signal (SIGPIPE, SIG_IGN);
249		603
250	const char **cmd_argv = init_resources (argc, argv);	604	sig_handlers.sw_chld.start (SIGCHLD);
		605	sig_handlers.sw_term.start (SIGTERM);
		606	sig_handlers.sw_int.start (SIGINT);
251		607
252	set_locale ("");	608	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		609	/* signal (SIGURG, SIG_DFL); */
253		610
254	#if (MENUBAR_MAX)	611	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	612	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	613	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	}	614	}
370		615
371	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
372	* MEMORY ALLOCATION WRAPPERS *	617	* MEMORY ALLOCATION WRAPPERS *
373	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */	619	void *
375	void *
376	rxvt_malloc (size_t size)	620	rxvt_malloc (size_t size)
377	{	621	{
378	void *p;
379
380	p = malloc (size);	622	void *p = malloc (size);
		623
381	if (p)	624	if (!p)
		625	rxvt_fatal ("memory allocation failure. aborting.\n");
		626
382	return p;	627	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	628	}
389		629
390	/* EXTPROTO */	630	void *
391	void *
392	rxvt_calloc (size_t number, size_t size)	631	rxvt_calloc (size_t number, size_t size)
393	{	632	{
394	void *p;
395
396	p = calloc (number, size);	633	void *p = calloc (number, size);
		634
397	if (p)	635	if (!p)
		636	rxvt_fatal ("memory allocation failure. aborting.\n");
		637
398	return p;	638	return p;
399
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
401	rxvt_clean_exit ();
402	exit (EXIT_FAILURE);
403	/* NOTREACHED */
404	}	639	}
405		640
406	/* EXTPROTO */
407	void *	641	void *
408	rxvt_realloc (void *ptr, size_t size)	642	rxvt_realloc (void *ptr, size_t size)
409	{	643	{
410	void *p;
411
412	if (ptr)
413	p = realloc (ptr, size);	644	void *p = realloc (ptr, size);
414	else	645
415	p = malloc (size);
416	if (p)	646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
417	return p;	649	return p;
418
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
420	rxvt_clean_exit ();
421	exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	650	}
424		651
425	/* ------------------------------------------------------------------------- *	652	/* ------------------------------------------------------------------------- *
426	* PRIVILEGED OPERATIONS *	653	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */	654	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */	655	/* take care of suid/sgid super-user (root) privileges */
429	void	656	void
430	rxvt_term::privileges (int mode)	657	rxvt_privileges (rxvt_privaction action)
431	{	658	{
		659	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		660	static uid_t euid;
		661	static gid_t egid;
		662	#endif
		663
432	#if ! defined(__CYGWIN32__)	664	#if ! defined(__CYGWIN32__)
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	665	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
434	/* setreuid () is the poor man's setuid (), seteuid () */	666	/* setreuid () is the poor man's setuid (), seteuid () */
435	# define seteuid(a) setreuid(-1, (a))	667	# define seteuid(a) setreuid(-1, (a))
436	# define setegid(a) setregid(-1, (a))	668	# define setegid(a) setregid(-1, (a))
437	# define HAVE_SETEUID	669	# define HAVE_SETEUID
438	# endif	670	# endif
439	# ifdef HAVE_SETEUID	671	# ifdef HAVE_SETEUID
440	switch (mode)	672	switch (action)
441	{	673	{
442	case IGNORE:	674	case IGNORE:
443	/*	675	/*
444	* change effective uid/gid - not real uid/gid - so we can switch	676	* change effective uid/gid - not real uid/gid - so we can switch
445	* back to root later, as required	677	* back to root later, as required
…		…
455	seteuid (euid);	687	seteuid (euid);
456	setegid (egid);	688	setegid (egid);
457	break;	689	break;
458	}	690	}
459	# else	691	# else
460	switch (mode)	692	switch (action)
461	{	693	{
462	case IGNORE:	694	case IGNORE:
463	setuid (getuid ());	695	setuid (getuid ());
464	setgid (getgid ());	696	setgid (getgid ());
465	/* FALLTHROUGH */	697	/* FALLTHROUGH */
…		…
472	#endif	704	#endif
473	}	705	}
474		706
475	#ifdef UTMP_SUPPORT	707	#ifdef UTMP_SUPPORT
476	void	708	void
477	rxvt_term::privileged_utmp (char action)	709	rxvt_term::privileged_utmp (rxvt_privaction action)
478	{	710	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	711	if (OPTION (Opt_utmpInhibit)
480	action, next_utmp_action, getpid ()));	712	|| !pty.name || !*pty.name)
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')
484	return;	713	return;
485		714
486	privileges (RESTORE);	715	rxvt_privileges (RESTORE);
		716
487	if (action == SAVE)	717	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);	718	makeutent (pty.name, rs[Rs_display_name]);
491	}
492	else	719	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();	720	cleanutent ();
496	}	721
497	privileges (IGNORE);	722	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	}	723	}
558	#endif	724	#endif
559		725
560	/*----------------------------------------------------------------------*/	726	/*----------------------------------------------------------------------*/
561	/*	727	/*
562	* window size/position calculcations for XSizeHint and other storage.	728	* window size/position calculcations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	729	* if width/height are non-zero then override calculated width/height
564	*/	730	*/
565	void	731	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	732	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	733	{
568	short recalc_x, recalc_y;	734	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	735	int x, y, sb_w, mb_h, flags;
570	unsigned int w, h;	736	unsigned int w, h;
571	unsigned int max_width, max_height;	737	unsigned int max_width, max_height;
		738	dDisp;
572		739
573	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	740	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574	TermWin.ncol, TermWin.nrow, szHint.width,	741	ncol, nrow, szHint.width, szHint.height));
575	szHint.height));	742
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	743	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	744	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	745	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		746
580	recalc_x = recalc_y = 0;	747	recalc_x = recalc_y = 0;
581	flags = 0;	748	flags = 0;
		749
582	if (!parsed_geometry)	750	if (!parsed_geometry)
583	{	751	{
584	parsed_geometry = 1;	752	parsed_geometry = 1;
		753
585	if (rs[Rs_geometry])	754	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	755	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		756
587	if (flags & WidthValue)	757	if (flags & WidthValue)
588	{	758	{
589	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	759	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
590	szHint.flags |= USSize;	760	szHint.flags |= USSize;
591	}	761	}
		762
592	if (flags & HeightValue)	763	if (flags & HeightValue)
593	{	764	{
594	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	765	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
595	szHint.flags |= USSize;	766	szHint.flags |= USSize;
596	}	767	}
		768
597	if (flags & XValue)	769	if (flags & XValue)
598	{	770	{
599	szHint.x = x;	771	szHint.x = x;
600	szHint.flags |= USPosition;	772	szHint.flags |= USPosition;
		773
601	if (flags & XNegative)	774	if (flags & XNegative)
602	{	775	{
603	recalc_x = 1;	776	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	777	szHint.win_gravity = NorthEastGravity;
605	}	778	}
606	}	779	}
		780
607	if (flags & YValue)	781	if (flags & YValue)
608	{	782	{
609	szHint.y = y;	783	szHint.y = y;
610	szHint.flags |= USPosition;	784	szHint.flags |= USPosition;
		785
611	if (flags & YNegative)	786	if (flags & YNegative)
612	{	787	{
613	recalc_y = 1;	788	recalc_y = 1;
		789
614	if (szHint.win_gravity == NorthEastGravity)	790	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	791	szHint.win_gravity = SouthEastGravity;
616	else	792	else
617	szHint.win_gravity = SouthWestGravity;	793	szHint.win_gravity = SouthWestGravity;
618	}	794	}
619	}	795	}
620	}	796	}
		797
621	/* TODO: BOUNDS */	798	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	799	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	800	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	801	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	802	max_height = MAX_ROWS * fheight;
626		803
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	804	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		805
629	sb_w = mb_h = 0;	806	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	807	window_vt_x = window_vt_y = int_bwidth;
		808
631	if (scrollbar_visible ())	809	if (scrollbar_visible ())
632	{	810	{
633	sb_w = scrollbar_TotalWidth ();	811	sb_w = scrollbar_TotalWidth ();
634	szHint.base_width += sb_w;	812	szHint.base_width += sb_w;
635	if (! (Options & Opt_scrollBar_right))	813	if (!OPTION (Opt_scrollBar_right))
636	window_vt_x = sb_w;	814	window_vt_x += sb_w;
637	}	815	}
		816
638	if (menubar_visible ())	817	if (menubar_visible ())
639	{	818	{
640	mb_h = menuBar_TotalHeight ();	819	mb_h = menuBar_TotalHeight ();
641	szHint.base_height += mb_h;	820	szHint.base_height += mb_h;
642	window_vt_y = mb_h;	821	window_vt_y += mb_h;
643	}	822	}
		823
644	szHint.width_inc = TermWin.fwidth;	824	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	825	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	826	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	827	szHint.min_height = szHint.base_height + szHint.height_inc;
648		828
649	if (width && width - szHint.base_width < max_width)	829	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	830	{
651	szHint.width = width;	831	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	832	width = newwidth - szHint.base_width;
653	}	833	}
654	else	834	else
655	{	835	{
656	MIN_IT (TermWin.width, max_width);	836	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	837	szHint.width = szHint.base_width + width;
658	}	838	}
		839
659	if (height && height - szHint.base_height < max_height)	840	if (newheight && newheight - szHint.base_height < max_height)
660	{	841	{
661	szHint.height = height;	842	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	843	height = newheight - szHint.base_height;
663	}	844	}
664	else	845	else
665	{	846	{
666	MIN_IT (TermWin.height, max_height);	847	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	848	szHint.height = szHint.base_height + height;
668	}	849	}
		850
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	851	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;	852	window_sb_x = szHint.width - sb_w;
671		853
672	if (recalc_x)	854	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	855	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);
675	if (recalc_y)	856	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	857	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		858
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	859	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	860	nrow = height / fheight;
681	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	861	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682	TermWin.ncol, TermWin.nrow, szHint.width,	862	ncol, nrow, szHint.width,
683	szHint.height));	863	szHint.height));
684	return;	864	return;
685	}	865	}
686		866
687	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
…		…
690	* Called after a window size change.	870	* Called after a window size change.
691	*/	871	*/
692	void	872	void
693	rxvt_term::tt_winch ()	873	rxvt_term::tt_winch ()
694	{	874	{
		875	if (pty.pty < 0)
		876	return;
		877
695	struct winsize ws;	878	struct winsize ws;
696		879
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	880	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	881	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	882	ws.ws_xpixel = width;
703	#ifndef DEBUG_SIZE	883	ws.ws_ypixel = height;
704	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	884	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
705	#else	885
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	886	#if 0
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	887	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */	888	if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);	889	kill (-cmd_pid, SIGWINCH);
711	# endif
712	#endif	890	#endif
713	}	891	}
714		892
715	/*----------------------------------------------------------------------*/	893	/*----------------------------------------------------------------------*/
716	/* rxvt_change_font () - Switch to a new font */	894	/* set_fonts () - load and set the various fonts
717	/*	895	*
718	* init = 1 - initialize	896	* init = 1 - initialize
719	*	897	*
720	* fontname == FONT_UP - switch to bigger font	898	* fontname == FONT_UP - switch to bigger font
721	* fontname == FONT_DN - switch to smaller font	899	* fontname == FONT_DN - switch to smaller font
722	*/	900	*/
723	void	901	bool
724	rxvt_term::change_font (int init, const char *fontname)	902	rxvt_term::set_fonts ()
725	{}	903	{
		904	rxvt_fontset *fs = new rxvt_fontset (this);
		905	rxvt_fontprop prop;
726		906
727	void	907	if (!fs
728	rxvt_term::font_up_down (int n, int direction)	908	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
729	{}	909	|| !fs->realize_font (1))
		910	{
		911	delete fs;
		912	return false;
		913	}
		914
		915	#if ENABLE_STYLES
		916	for (int i = RS_styleCount; --i; )
		917	if (fontset[i] != fontset[0])
		918	delete fontset[i];
		919	#endif
		920
		921	delete fontset[0];
		922	fontset[0] = fs;
		923
		924	prop = (*fs)[1]->properties ();
		925	prop.height += lineSpace;
		926	fs->set_prop (prop);
		927
		928	fwidth = prop.width;
		929	fheight = prop.height;
		930	fbase = prop.ascent;
		931
		932	for (int style = 1; style < 4; style++)
		933	{
		934	#if ENABLE_STYLES
		935	const char *res = rs[Rs_font + style];
		936
		937	if (res && !*res)
		938	fontset[style] = fontset[0];
		939	else
		940	{
		941	fontset[style] = fs = new rxvt_fontset (this);
		942	rxvt_fontprop prop2 = prop;
		943
		944	if (res)
		945	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		946	else
		947	{
		948	res = fontset[0]->fontdesc;
		949
		950	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		951	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		952	}
		953
		954	fs->populate (res);
		955	fs->set_prop (prop2);
		956	}
		957	#else
		958	fontset[style] = fontset[0];
		959	#endif
		960	}
		961
		962	if (parent[0])
		963	{
		964	resize_all_windows (0, 0, 0);
		965	scr_remap_chars ();
		966	scr_touch (true);
		967	}
		968
		969	return true;
		970	}
		971
		972	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		973	{
		974	XChangeProperty (display->display, parent[0],
		975	prop, XA_STRING, 8, PropModeReplace,
		976	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		977	}
		978
		979	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		980	{
		981	wchar_t *ws = rxvt_mbstowcs (str, len);
		982	char *s = rxvt_wcstoutf8 (ws);
		983
		984	XChangeProperty (display->display, parent[0],
		985	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		986	(const unsigned char *)s, strlen (s));
		987
		988	free (s);
		989	free (ws);
		990	}
730		991
731	/*----------------------------------------------------------------------*/	992	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	993	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	994	/* xterm sequences - title, iconName, color (exptl) */
734	void	995	void
735	rxvt_term::set_title (const char *str)	996	rxvt_term::set_title (const char *str)
736	{	997	{
737	#ifndef SMART_WINDOW_TITLE	998	set_string_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	999	#if ENABLE_EWMH
739	#else	1000	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	1001	#endif
749	}	1002	}
750		1003
751	void	1004	void
752	rxvt_term::set_iconName (const char *str)	1005	rxvt_term::set_icon_name (const char *str)
753	{	1006	{
754	#ifndef SMART_WINDOW_TITLE	1007	set_string_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	1008	#if ENABLE_EWMH
756	#else	1009	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	1010	#endif
766	}	1011	}
767		1012
768	#ifdef XTERM_COLOR_CHANGE	1013	#ifdef XTERM_COLOR_CHANGE
769	void	1014	void
770	rxvt_term::set_window_color (int idx, const char *color)	1015	rxvt_term::set_window_color (int idx, const char *color)
771	{	1016	{
772	rxvt_color xcol;	1017	rxvt_color xcol;
773	int i;	1018	int i;
774		1019
775	if (color == NULL || *color == '\0')	1020	if (color == NULL || *color == '\0')
776	return;	1021	return;
777		1022
778	/* handle color aliases */	1023	/* handle color aliases */
779	if (isdigit (*color))	1024	if (isdigit (*color))
780	{	1025	{
781	i = atoi (color);	1026	i = atoi (color);
		1027
782	if (i >= 8 && i <= 15)	1028	if (i >= 8 && i <= 15)
783	{ /* bright colors */	1029	{ /* bright colors */
784	i -= 8;	1030	i -= 8;
785	# ifndef NO_BRIGHTCOLOR	1031	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];	1032	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
787	SET_PIXCOLOR (idx);	1033	SET_PIXCOLOR (idx);
788	goto Done;	1034	goto done;
789	# endif	1035	# endif
790
791	}	1036	}
		1037
792	if (i >= 0 && i <= 7)	1038	if (i >= 0 && i <= 7)
793	{ /* normal colors */	1039	{ /* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	1040	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795	SET_PIXCOLOR (idx);	1041	SET_PIXCOLOR (idx);
796	goto Done;	1042	goto done;
797	}	1043	}
798	}	1044	}
		1045
799	if (!rXParseAllocColor (& xcol, color))	1046	if (!rXParseAllocColor (&xcol, color))
800	return;	1047	return;
		1048
801	/* XStoreColor (display->display, XCMAP, XColor*); */	1049	/* XStoreColor (display->display, display->cmap, XColor*); */
802		1050
803	/*	1051	/*
804	* FIXME: should free colors here, but no idea how to do it so instead,	1052	* FIXME: should free colors here, but no idea how to do it so instead,
805	* so just keep gobbling up the colormap	1053	* so just keep gobbling up the colormap
806	*/	1054	*/
807	# if 0	1055	# if 0
808	for (i = Color_Black; i <= Color_White; i++)	1056	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])	1057	if (pix_colors[idx] == pix_colors[i])
810	break;	1058	break;
811	if (i > Color_White)	1059	if (i > Color_White)
812	{	1060	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1061	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1062	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
815	DisplayPlanes (display->display, display->screen));	1063	DisplayPlanes (display->display, display->screen));
816	}	1064	}
817	# endif	1065	# endif
818		1066
819	PixColors[idx] = xcol;	1067	pix_colors_focused[idx] = xcol;
820	SET_PIXCOLOR (idx);	1068	SET_PIXCOLOR (idx);
821		1069
822	/* XSetWindowAttributes attr; */	1070	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */	1071	/* Cursor cursor; */
824	Done:	1072	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828		1073
		1074	#if OFF_FOCUS_FADING
		1075	if (rs[Rs_fade])
		1076	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1077	#endif
		1078
829	/* handle Color_BD, scrollbar background, etc. */	1079	/*TODO: handle Color_BD, scrollbar background, etc. */
830		1080
831	set_colorfgbg ();
832	recolour_cursor ();	1081	recolour_cursor ();
833	/* the only reasonable way to enforce a clean update */	1082	scr_recolour ();
834	scr_poweron ();
835	}	1083	}
836		1084
837	#else	1085	#else
838	# define set_window_color (idx,color) ((void)0)	1086	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */	1087	#endif /* XTERM_COLOR_CHANGE */
840		1088
841	void	1089	void
842	rxvt_term::recolour_cursor ()	1090	rxvt_term::recolour_cursor ()
843	{	1091	{
844	#if TODO
845	rxvt_color xcol[2];	1092	XColor xcol[2];
846		1093
847	xcol[0] = PixColors[Color_pointer];	1094	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	1095	? pix_colors_focused[Color_pointer_fg]
		1096	: pix_colors_focused[Color_fg];
		1097	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1098	? pix_colors_focused[Color_pointer_bg]
		1099	: pix_colors_focused[Color_bg];
		1100
849	XQueryColors (display->display, XCMAP, xcol, 2);	1101	XQueryColors (display->display, display->cmap, xcol, 2);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1102	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
851	#endif
852	}	1103	}
853		1104
854	/*----------------------------------------------------------------------*/	1105	/*----------------------------------------------------------------------*/
855	/*	1106	/*
856	* find if fg/bg matches any of the normal (low-intensity) colors	1107	* find if fg/bg matches any of the normal (low-intensity) colors
857	*/	1108	*/
858	void	1109	void
859	rxvt_term::set_colorfgbg ()	1110	rxvt_term::set_colorfgbg ()
860	{	1111	{
861	unsigned int i;	1112	unsigned int i;
862	const char *xpmb = "\0";	1113	const char *xpmb = "\0";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1114	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864		1115
865	env_colorfgbg =
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1116	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867	STRCPY (fstr, "default");	1117	strcpy (fstr, "default");
868	STRCPY (bstr, "default");	1118	strcpy (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	1119	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	1120	if (pix_colors[Color_fg] == pix_colors[i])
871	{	1121	{
872	sprintf (fstr, "%d", (i - Color_Black));	1122	sprintf (fstr, "%d", (i - Color_Black));
873	break;	1123	break;
874	}	1124	}
		1125
875	for (i = Color_Black; i <= Color_White; i++)	1126	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	1127	if (pix_colors[Color_bg] == pix_colors[i])
877	{	1128	{
878	sprintf (bstr, "%d", (i - Color_Black));	1129	sprintf (bstr, "%d", (i - Color_Black));
879	#ifdef XPM_BACKGROUND	1130	#ifdef XPM_BACKGROUND
880	xpmb = "default;";	1131	xpmb = "default;";
881	#endif	1132	#endif
882	break;	1133	break;
883	}	1134	}
884		1135
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1136	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	}	1137	}
898		1138
899	/*----------------------------------------------------------------------*/	1139	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		1140
905	int	1141	int
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1142	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
907	{	1143	{
908	if (!screen_in_out->set (display, colour))	1144	if (!screen_in_out->set (display, colour))
909	{	1145	{
910	rxvt_print_error ("can't allocate colour: %s", colour);	1146	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
911	return false;	1147	return false;
912	}	1148	}
913		1149
914	return true;	1150	return true;
915	}	1151	}
916		1152
917	/* -------------------------------------------------------------------- *	1153	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	1154	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	1155	* -------------------------------------------------------------------- */
920	void	1156	void
921	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1157	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922	{	1158	{
923	int fix_screen;	1159	int fix_screen;
924
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;	1160	int old_width = szHint.width, old_height = szHint.height;
927	#endif	1161	dDisp;
928		1162
929	window_calc (width, height);	1163	window_calc (newwidth, newheight);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1164	XSetWMNormalHints (disp, parent[0], &szHint);
		1165
931	if (!ignoreparent)	1166	if (!ignoreparent)
932	{	1167	{
933	#ifdef SMART_RESIZE	1168	#ifdef SMART_RESIZE
934	/*	1169	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1170	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1173	int x, y, x1, y1;
939	int dx, dy;	1174	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1175	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1176	Window unused_cr;
942		1177
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1178	XTranslateCoordinates (disp, parent[0], display->root,
944	0, 0, &x, &y, &unused_cr);	1179	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1180	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1181	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1182	/*
948	* if display->root isn't the parent window, a WM will probably have offset	1183	* if display->root isn't the parent window, a WM will probably have offset
949	* our position for handles and decorations. Counter it	1184	* our position for handles and decorations. Counter it
950	*/	1185	*/
…		…
952	{	1187	{
953	x -= x1;	1188	x -= x1;
954	y -= y1;	1189	y -= y1;
955	}	1190	}
956		1191
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1192	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1193	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1194	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1195	dy = old_height - szHint.height;
961		1196
962	/* Check position of the center of the window */	1197	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1198	if (x < x1) /* left half */
…		…
967	if (y < y1) /* top half */	1202	if (y < y1) /* top half */
968	dy = 0;	1203	dy = 0;
969	else if (y == y1) /* exact center */	1204	else if (y == y1) /* exact center */
970	dy /= 2;	1205	dy /= 2;
971		1206
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1207	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
973	szHint.width, szHint.height);	1208	szHint.width, szHint.height);
974	#else	1209	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1210	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
976	szHint.height);
977	#endif	1211	#endif
978
979	}	1212	}
980		1213
981	fix_screen = (TermWin.ncol != prev_ncol	1214	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982	|| TermWin.nrow != prev_nrow);
983		1215
984	if (fix_screen || width != old_width || height != old_height)	1216	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1217	{
986	if (scrollbar_visible ())	1218	if (scrollbar_visible ())
987	{	1219	{
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1220	XMoveResizeWindow (disp, scrollBar.win,
		1221	window_sb_x, 0,
989	0, scrollbar_TotalWidth (), szHint.height);	1222	scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();	1223	resize_scrollbar ();
991	}	1224	}
992		1225
993	if (menubar_visible ())	1226	if (menubar_visible ())
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1227	XMoveResizeWindow (disp, menuBar.win,
		1228	window_vt_x, 0,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1229	width, menuBar_TotalHeight ());
996		1230
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1231	XMoveResizeWindow (disp, vt,
998	window_vt_y, TermWin_TotalWidth (),	1232	window_vt_x, window_vt_y,
999	TermWin_TotalHeight ());	1233	width, height);
1000	#ifdef RXVT_GRAPHICS	1234
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();	1235	scr_clear ();
1006	#ifdef XPM_BACKGROUND	1236	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();	1237	resize_pixmap ();
1008	#endif	1238	#endif
1009
1010	}	1239	}
1011		1240
1012	if (fix_screen || old_height == 0)	1241	if (fix_screen || old_height == 0)
1013	{	1242	{
1014	int curr_screen = -1;	1243	int curr_screen = -1;
1015	int old_ncol = prev_ncol;	1244	int old_ncol = prev_ncol;
1016		1245
1017	/* scr_reset only works on the primary screen */	1246	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */	1247	if (old_height) /* this is not the first time through */
1019	{	1248	{
1020	unsigned int ncol = TermWin.ncol;	1249	unsigned int ocol = ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1250	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);	1251	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;	1252	ncol = ocol;
1024	}	1253	}
1025		1254
1026	scr_reset ();	1255	scr_reset ();
1027		1256
1028	if (curr_screen >= 0) /* this is not the first time through */	1257	if (curr_screen >= 0) /* this is not the first time through */
1029	{	1258	{
1030	scr_change_screen (curr_screen);	1259	scr_change_screen (curr_screen);
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1260	selection_check (old_ncol != ncol ? 4 : 0);
1032	}	1261	}
1033	}	1262	}
1034		1263
1035	old_width = szHint.width;	1264	old_width = szHint.width;
1036	old_height = szHint.height;	1265	old_height = szHint.height;
		1266
		1267	#ifdef XPM_BACKGROUND
		1268	if (pixmap)
		1269	scr_touch (false);
		1270	#endif
1037		1271
1038	#ifdef USE_XIM	1272	#ifdef USE_XIM
1039	IMSetStatusPosition ();	1273	IMSetStatusPosition ();
1040	#endif	1274	#endif
1041	}	1275	}
…		…
1043	/*	1277	/*
1044	* Set the width/height of the vt window in characters. Units are pixels.	1278	* Set the width/height of the vt window in characters. Units are pixels.
1045	* good for toggling 80/132 columns	1279	* good for toggling 80/132 columns
1046	*/	1280	*/
1047	void	1281	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1282	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1283	{
1050	XWindowAttributes wattr;	1284	XWindowAttributes wattr;
1051		1285
1052	if (width == 0 || height == 0)	1286	if (newwidth == 0 || newheight == 0)
1053	{	1287	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1288	XGetWindowAttributes (display->display, display->root, &wattr);
		1289
1055	if (width == 0)	1290	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1291	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1292	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1293	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1294	}
		1295
		1296	if (newwidth != width || newheight != height)
		1297	{
1062	width += szHint.base_width;	1298	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1299	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1300	resize_all_windows (newwidth, newheight, 0);
1065	}	1301	}
1066	}	1302	}
1067		1303
1068	/* -------------------------------------------------------------------- *	1304	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1305	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1306	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1307	#ifdef USE_XIM
1072		1308
1073	void	1309	void
		1310	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1311	{
		1312	fg = pix_colors[Color_fg];
		1313	bg = pix_colors[Color_bg];
		1314	}
		1315
		1316	void
1074	rxvt_term::im_set_size (XRectangle *size)	1317	rxvt_term::im_set_size (XRectangle &size)
1075	{	1318	{
1076	size->x = TermWin.int_bwidth;	1319	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1320	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1321	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1322	size.width = Width2Pixel (ncol) + int_bwidth;
		1323	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1324	}
1081		1325
1082	void	1326	void
1083	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1327	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1328	XRectangle &status_rect,
		1329	const XRectangle &needed_rect)
1084	{	1330	{
1085	*fg = PixColors[Color_fg];	1331	preedit_rect.x = needed_rect.width;
1086	*bg = PixColors[Color_bg];	1332	preedit_rect.y = 0;
		1333	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1334	preedit_rect.height = fheight;
		1335
		1336	status_rect.x = 0;
		1337	status_rect.y = 0;
		1338	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1339	status_rect.height = fheight;
1087	}	1340	}
1088		1341
1089	/* Checking whether input method is running. */	1342	/* Checking whether input method is running. */
1090	bool	1343	bool
1091	rxvt_term::IMisRunning ()	1344	rxvt_term::IMisRunning ()
1092	{	1345	{
1093	char *p;	1346	char *p;
1094	Atom atom;	1347	Atom atom;
1095	Window win;	1348	Window win;
1096	char server[IMBUFSIZ];	1349	char server[IMBUFSIZ];
1097		1350
1098	/* get current locale modifier */	1351	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1352	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100	{	1353	{
1101	STRCPY (server, "@server=");	1354	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1355	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1356
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1357	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1104	*p = '\0';	1358	*p = '\0';
1105		1359
1106	atom = XInternAtom (display->display, server, False);	1360	atom = XInternAtom (display->display, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1361	win = XGetSelectionOwner (display->display, atom);
		1362
1108	if (win != None)	1363	if (win != None)
1109	return True;	1364	return True;
1110	}	1365	}
		1366
1111	return False;	1367	return False;
1112	}	1368	}
1113		1369
1114	void	1370	void
1115	rxvt_term::IMSendSpot ()	1371	rxvt_term::IMSendSpot ()
1116	{	1372	{
1117	XPoint spot;	1373	XPoint nspot;
1118	XVaNestedList preedit_attr;	1374	XVaNestedList preedit_attr;
1119		1375
1120	if (Input_Context == NULL	1376	if (!Input_Context
		1377	|| !focus
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1378	|| !(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;	1379	return;
1129		1380
1130	im_set_position (&spot);	1381	im_set_position (nspot);
		1382
		1383	if (nspot.x == spot.x && nspot.y == spot.y)
		1384	return;
		1385
		1386	spot = nspot;
1131		1387
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1388	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1389	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1390	XFree (preedit_attr);
1135	}	1391	}
1136		1392
1137	void	1393	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 ()	1394	rxvt_term::im_destroy ()
1164	{	1395	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1396	if (input_method)
1172	{	1397	{
		1398	if (Input_Context && input_method->xim)
		1399	XDestroyIC (Input_Context);
		1400
1173	display->put_xim (input_method);	1401	display->put_xim (input_method);
1174	input_method = 0;	1402	input_method = 0;
1175	}	1403	}
		1404
		1405	Input_Context = 0;
1176	}	1406	}
1177		1407
1178	/*	1408	/*
1179	* Try to open a XIM with the current modifiers, then see if we can	1409	* Try to open a XIM with the current modifiers, then see if we can
1180	* open a suitable preedit type	1410	* open a suitable preedit type
1181	*/	1411	*/
1182	bool	1412	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1413	rxvt_term::IM_get_IC (const char *modifiers)
1184	{	1414	{
1185	int i, j, found;	1415	int i, j, found;
1186	XIM xim;	1416	XIM xim;
1187	XPoint spot;	1417	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1418	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1419	unsigned long fg, bg;
1190	const char *p;	1420	const char *p;
1191	char **s;	1421	char **s;
1192	XIMStyles *xim_styles;	1422	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;
1194		1423
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1424	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1425	return false;
1197		1426
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1427	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1428	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1429	if (input_method == NULL)
1201	return false;	1430	return false;
1202		1431
1203	xim = input_method->xim;	1432	xim = input_method->xim;
		1433	spot.x = spot.y = -1;
1204		1434
1205	xim_styles = NULL;	1435	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1436	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1437	|| !xim_styles || !xim_styles->count_styles)
1208	{	1438	{
1209	display->put_xim (input_method);	1439	im_destroy ();
1210	return false;	1440	return false;
1211	}	1441	}
1212		1442
1213	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1443	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1444
		1445	for (int pi = 0; pi < 2; pi++)
		1446	{
		1447	p = pet[pi];
		1448
		1449	if (!p)
		1450	continue;
		1451
1214	s = rxvt_splitcommastring (p);	1452	s = rxvt_splitcommastring (p);
		1453
1215	for (i = found = 0; !found && s[i]; i++)	1454	for (i = found = 0; !found && s[i]; i++)
1216	{	1455	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1456	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1457	input_style = (XIMPreeditPosition | XIMStatusNothing);
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1458	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1459	input_style = (XIMPreeditArea | XIMStatusArea);
1221	else if (!STRCMP (s[i], "Root"))	1460	else if (!strcmp (s[i], "Root"))
1222	input_style = (XIMPreeditNothing | XIMStatusNothing);	1461	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1462	else if (!strcmp (s[i], "None"))
		1463	input_style = (XIMPreeditNone | XIMStatusNone);
1223		1464
1224	for (j = 0; j < xim_styles->count_styles; j++)	1465	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1466	if (input_style == xim_styles->supported_styles[j])
1226	{	1467	{
		1468	rxvt_freecommastring (s);
		1469
1227	found = 1;	1470	found = 1;
1228	break;	1471	goto foundpet;
		1472	}
		1473
1229	}	1474	}
1230	}
1231		1475
1232	for (i = 0; s[i]; i++)	1476	rxvt_freecommastring (s);
1233	free (s[i]);	1477	}
1234		1478
1235	free (s);	1479	foundpet:
		1480
1236	XFree (xim_styles);	1481	XFree (xim_styles);
1237		1482
1238	if (!found)	1483	if (!found)
1239	{	1484	{
1240	display->put_xim (input_method);	1485	im_destroy ();
1241	return false;	1486	return false;
1242	}	1487	}
1243		1488
1244	preedit_attr = status_attr = NULL;	1489	XFontSet fs = 0;
		1490	XVaNestedList preedit_attr = 0, status_attr = 0;
		1491
		1492	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1493	{
		1494	// fake us a font-set, please
		1495	char **missing_charset_list;
		1496	int missing_charset_count;
		1497	char *def_string;
		1498	char pat[512];
		1499
		1500	sprintf (pat,
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1505	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1506	"*",
		1507	fheight,
		1508	fheight + 1, fheight - 1,
		1509	fheight - 2, fheight + 2);
		1510
		1511	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1512	&missing_charset_list, &missing_charset_count, &def_string);
		1513
		1514	if (missing_charset_list)
		1515	XFreeStringList (missing_charset_list);
		1516
		1517	if (!fs)
		1518	{
		1519	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1520	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1521	}
		1522	}
1245		1523
1246	if (input_style & XIMPreeditPosition)	1524	if (input_style & XIMPreeditPosition)
1247	{	1525	{
1248	im_set_size (&rect);	1526	im_set_size (rect);
1249	im_set_position (&spot);	1527	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1528	im_set_color (fg, bg);
1251		1529
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1530	preedit_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &rect,
1253	XNSpotLocation, &spot,	1534	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1535	XNFontSet, fs,
1256	NULL);	1536	NULL);
1257	}	1537	}
1258	else if (input_style & XIMPreeditArea)	1538	else if (input_style & XIMPreeditArea)
1259	{	1539	{
1260	im_set_color (&fg, &bg);	1540	im_set_color (fg, bg);
1261		1541
1262	/*	1542	/*
1263	* The necessary width of preedit area is unknown	1543	* The necessary width of preedit area is unknown
1264	* until create input context.	1544	* until create input context.
1265	*/	1545	*/
1266	needed_rect.width = 0;	1546	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1547	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1548
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1549	preedit_attr = XVaCreateNestedList (0,
		1550	XNForeground, fg,
1271	XNForeground, fg, XNBackground, bg,	1551	XNBackground, bg,
		1552	XNArea, &rect,
		1553	XNFontSet, fs,
		1554	NULL);
		1555	status_attr = XVaCreateNestedList (0,
		1556	XNForeground, fg,
		1557	XNBackground, bg,
		1558	XNArea, &status_rect,
1272	//XNFontSet, TermWin.fontset,	1559	XNFontSet, fs,
1273	NULL);	1560	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1275	XNForeground, fg, XNBackground, bg,
1276	//XNFontSet, TermWin.fontset,
1277	NULL);
1278	}	1561	}
1279		1562
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1563	Input_Context = XCreateIC (xim,
		1564	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1565	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1566	XNFocusWindow, parent[0],
1283	preedit_attr ? XNPreeditAttributes : NULL,	1567	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1568	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1569	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1570	status_attr, NULL);
		1571
1287	if (preedit_attr) XFree (preedit_attr);	1572	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1573	if (status_attr) XFree (status_attr);
		1574	if (fs) XFreeFontSet (display->display, fs);
1289		1575
1290	if (Input_Context == NULL)	1576	if (Input_Context == NULL)
1291	{	1577	{
1292	rxvt_print_error ("failed to create input context");	1578	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1579	im_destroy ();
1294	return false;	1580	return false;
1295	}	1581	}
1296		1582
1297	if (input_style & XIMPreeditArea)	1583	if (input_style & XIMPreeditArea)
1298	IMSetStatusPosition ();	1584	IMSetStatusPosition ();
…		…
1302	}	1588	}
1303		1589
1304	void	1590	void
1305	rxvt_term::im_cb ()	1591	rxvt_term::im_cb ()
1306	{	1592	{
1307	int i, found, had_im;	1593	int i;
1308	const char *p;	1594	const char *p;
1309	char **s;	1595	char **s;
1310	char buf[IMBUFSIZ];	1596	char buf[IMBUFSIZ];
1311		1597
		1598	SET_R (this);
		1599
1312	im_destroy ();	1600	im_destroy ();
1313		1601
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1602	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1603	if (Input_Context)
1316	return;	1604	return;
…		…
1324	if (p && *p)	1612	if (p && *p)
1325	{	1613	{
1326	bool found = false;	1614	bool found = false;
1327		1615
1328	s = rxvt_splitcommastring (p);	1616	s = rxvt_splitcommastring (p);
		1617
1329	for (i = 0; s[i]; i++)	1618	for (i = 0; s[i]; i++)
1330	{	1619	{
1331	if (*s[i])	1620	if (*s[i])
1332	{	1621	{
1333	STRCPY (buf, "@im=");	1622	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1623	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1624	if (IM_get_IC (buf))
1336	{	1625	{
1337	found = true;	1626	found = true;
1338	break;	1627	break;
1339	}	1628	}
1340	}	1629	}
1341	}	1630	}
1342	for (i = 0; s[i]; i++)	1631
1343	free (s[i]);	1632	rxvt_freecommastring (s);
1344	free (s);
1345		1633
1346	if (found)	1634	if (found)
1347	goto done;	1635	goto done;
1348	}	1636	}
1349		1637
…		…
1363	}	1651	}
1364		1652
1365	void	1653	void
1366	rxvt_term::IMSetStatusPosition ()	1654	rxvt_term::IMSetStatusPosition ()
1367	{	1655	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1656	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1657	XVaNestedList preedit_attr, status_attr;
1370		1658
1371	if (Input_Context == NULL	1659	if (!Input_Context
		1660	|| !focus
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1661	|| !(input_style & XIMPreeditArea)
1373	|| !IMisRunning ())	1662	|| !IMisRunning ())
1374	return;	1663	return;
1375		1664
1376	/* Getting the necessary width of preedit area */	1665	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1668	XFree (status_attr);
1380		1669
1381	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1671	XFree (needed_rect);
1382		1672
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1675
1386	XSetICValues (Input_Context,	1676	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1677	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1678	XNStatusAttributes, status_attr, NULL);
1389		1679
1390	XFree (preedit_attr);	1680	XFree (preedit_attr);
1391	XFree (status_attr);	1681	XFree (status_attr);
1392	}	1682	}
1393	#endif /* USE_XIM */	1683	#endif /* USE_XIM */

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