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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.46 by pcg, Tue Feb 24 22:28:42 2004 UTC vs.
Revision 1.163 by root, Fri Jan 6 02:11:15 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),
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	HOOK_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)
122	{	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
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
124	delete menuBar.drawable;	263	delete menuBar.drawable;
125	//if (menuBar.win)	264	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);	265	// XDestroyWindow (disp, menuBar.win);
127	#endif	266	#endif
128	delete TermWin.drawable;	267	delete drawable;
129	// destroy all windows	268	// destroy all windows
130	if (TermWin.parent[0])	269	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
132	}	271	}
133		272
134	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
135		274
136	delete PixColors;	275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
137		279
138	displays.put (display);	280	displays.put (display);
139		281
140	scr_release ();	282	scr_release ();
141		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(!)
142	free (env_windowid);	290	free (env_windowid);
143	free (env_display);	291	free (env_display);
144	free (env_term);	292	free (env_term);
145	free (env_colorfgbg);	293	free (env_colorfgbg);
146	free (locale);	294	free (locale);
147	free (codeset);	295	free (v_buffer);
		296	free (incr_buf);
148		297
149	delete envv;	298	delete envv;
150	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 ();
151	}	313	}
152		314
153	void	315	void
154	rxvt_term::destroy ()	316	rxvt_term::destroy ()
155	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
156	if (display)	325	if (display)
157	{	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
158	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
159	termwin_ev.stop (display);	340	termwin_ev.stop (display);
160	vt_ev.stop (display);	341	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	342	}
172		343
173	check_ev.stop ();	344	check_ev.stop ();
174	pty_ev.stop ();	345	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	347	cursor_blink_ev.stop ();
177	#endif	348	#endif
178	#ifdef TEXT_BLINK	349	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	350	text_blink_ev.stop ();
180	#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
181	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	359	pointer_ev.stop ();
183	#endif	360	#endif
184		361
185	destroy_ev.start (0);	362	destroy_ev.start (0);
…		…
192		369
193	delete this;	370	delete this;
194	}	371	}
195		372
196	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */	374	/*
198	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
199	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
200	rxvt_init (int argc, const char *const *argv)	377	*/
201	{	378	static XErrorHandler old_xerror_handler;
202	SET_R (new rxvt_term);
203		379
204	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);
205	{	408	}
206	delete GET_R;	409	if ((event->error_code == BadWindow) ||
207	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);
208	}	429	}
209		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
210	return GET_R;	431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
211	}	433	}
		434	#endif
212		435
		436	int
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
214
215	void
216	rxvt_init_signals ()
217	{	438	{
218	/* install exit handler for cleanup */	439	if (GET_R->allowedxerror == -1)
219	#if 0	440	GET_R->allowedxerror = event->error_code;
220	#ifdef HAVE_ATEXIT	441	else
221	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);
222	#else	447	#else
		448	old_xerror_handler (display, event);
223	#endif	449	#endif
224	#endif	450	}
225		451
226	struct sigaction sa;	452	return 0;
227
228	sigfillset (&sa.sa_mask);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}	453	}
243		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	/*----------------------------------------------------------------------*/
244	bool	465	bool
245	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	HOOK_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	if (pty.pty >= 0)
		540	pty_ev.start (pty.pty, EVENT_READ);
		541
		542	check_ev.start ();
		543
		544	HOOK_INVOKE ((this, HOOK_START, DT_END));
		545
		546	return true;
		547	}
		548
		549	static struct sig_handlers
		550	{
		551	sig_watcher sw_chld, sw_term, sw_int;
		552
		553	void sig_chld (sig_watcher &w)
		554	{
		555	// we are being called for every SIGCHLD, find the corresponding term
		556	int pid;
		557
		558	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		559	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		560	if (pid == (*t)->cmd_pid)
		561	{
		562	(*t)->child_exit ();
		563	break;
		564	}
		565	}
		566
		567	/*
		568	* Catch a fatal signal and tidy up before quitting
		569	*/
		570	void
		571	sig_term (sig_watcher &w)
		572	{
		573	#ifdef DEBUG_CMD
		574	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		575	#endif
		576	rxvt_emergency_cleanup ();
		577	signal (w.signum, SIG_DFL);
		578	kill (getpid (), w.signum);
		579	}
		580
		581	sig_handlers ()
		582	: sw_chld (this, &sig_handlers::sig_chld),
		583	sw_term (this, &sig_handlers::sig_term),
		584	sw_int (this, &sig_handlers::sig_term)
		585	{
		586	}
		587	} sig_handlers;
		588
		589	void
		590	rxvt_init ()
246	{	591	{
247	/*	592	/*
248	* Save and then give up any super-user privileges	593	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.	594	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:	595	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems	596	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems	597	* 2. chown tty on some systems
253	*/	598	*/
254	privileges (SAVE);	599	rxvt_privileges (SAVE);
255	privileges (IGNORE);	600	rxvt_privileges (IGNORE);
256		601
257	init_secondary ();	602	signal (SIGHUP, SIG_IGN);
		603	signal (SIGPIPE, SIG_IGN);
258		604
259	const char **cmd_argv = init_resources (argc, argv);	605	sig_handlers.sw_chld.start (SIGCHLD);
		606	sig_handlers.sw_term.start (SIGTERM);
		607	sig_handlers.sw_int.start (SIGINT);
260		608
261	set_locale ("");	609	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		610	/* signal (SIGURG, SIG_DFL); */
262		611
263	#if MENUBAR_MAX	612	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
264	menubar_read (rs[Rs_menu]);	613	// TODO: handle this with exceptions and tolerate the memory loss
265	#endif	614	XSetIOErrorHandler (rxvt_xioerror_handler);
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276
277	#if 0
278	XSynchronize (display->display, True);
279	#endif
280
281	#ifdef HAVE_SCROLLBARS
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}
295	#endif
296
297	rootwin_ev.start (display, display->root);
298
299	XMapWindow (display->display, TermWin.vt);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347
348	/* INTPROTO */
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{
352	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;
354	else
355	{
356	old_xerror_handler (display, event);
357	GET_R->destroy ();
358	}
359
360	return 0;
361	}
362
363	/*----------------------------------------------------------------------*/
364	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can
367	*/
368	/* EXTPROTO */
369	void
370	rxvt_clean_exit ()
371	{
372	// TODO: rxvtd should clean up all ressources
373	if (GET_R)
374	GET_R->destroy ();
375	}	615	}
376		616
377	/* ------------------------------------------------------------------------- *	617	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *	618	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */	619	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */	620	void *
381	void *
382	rxvt_malloc (size_t size)	621	rxvt_malloc (size_t size)
383	{	622	{
384	void *p;
385
386	p = malloc (size);	623	void *p = malloc (size);
		624
387	if (p)	625	if (!p)
		626	rxvt_fatal ("memory allocation failure. aborting.\n");
		627
388	return p;	628	return p;
389
390	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	629	}
395		630
396	/* EXTPROTO */	631	void *
397	void *
398	rxvt_calloc (size_t number, size_t size)	632	rxvt_calloc (size_t number, size_t size)
399	{	633	{
400	void *p;
401
402	p = calloc (number, size);	634	void *p = calloc (number, size);
		635
403	if (p)	636	if (!p)
		637	rxvt_fatal ("memory allocation failure. aborting.\n");
		638
404	return p;	639	return p;
405
406	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}	640	}
411		641
412	/* EXTPROTO */
413	void *	642	void *
414	rxvt_realloc (void *ptr, size_t size)	643	rxvt_realloc (void *ptr, size_t size)
415	{	644	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);	645	void *p = realloc (ptr, size);
420	else	646
421	p = malloc (size);
422	if (p)	647	if (!p)
		648	rxvt_fatal ("memory allocation failure. aborting.\n");
		649
423	return p;	650	return p;
424
425	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	651	}
430		652
431	/* ------------------------------------------------------------------------- *	653	/* ------------------------------------------------------------------------- *
432	* PRIVILEGED OPERATIONS *	654	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */	655	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */	656	/* take care of suid/sgid super-user (root) privileges */
435	void	657	void
436	rxvt_term::privileges (int mode)	658	rxvt_privileges (rxvt_privaction action)
437	{	659	{
		660	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		661	static uid_t euid;
		662	static gid_t egid;
		663	#endif
		664
438	#if ! defined(__CYGWIN32__)	665	#if ! defined(__CYGWIN32__)
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	666	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440	/* setreuid () is the poor man's setuid (), seteuid () */	667	/* setreuid () is the poor man's setuid (), seteuid () */
441	# define seteuid(a) setreuid(-1, (a))	668	# define seteuid(a) setreuid(-1, (a))
442	# define setegid(a) setregid(-1, (a))	669	# define setegid(a) setregid(-1, (a))
443	# define HAVE_SETEUID	670	# define HAVE_SETEUID
444	# endif	671	# endif
445	# ifdef HAVE_SETEUID	672	# ifdef HAVE_SETEUID
446	switch (mode)	673	switch (action)
447	{	674	{
448	case IGNORE:	675	case IGNORE:
449	/*	676	/*
450	* change effective uid/gid - not real uid/gid - so we can switch	677	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required	678	* back to root later, as required
…		…
461	seteuid (euid);	688	seteuid (euid);
462	setegid (egid);	689	setegid (egid);
463	break;	690	break;
464	}	691	}
465	# else	692	# else
466	switch (mode)	693	switch (action)
467	{	694	{
468	case IGNORE:	695	case IGNORE:
469	setuid (getuid ());	696	setuid (getuid ());
470	setgid (getgid ());	697	setgid (getgid ());
471	/* FALLTHROUGH */	698	/* FALLTHROUGH */
…		…
478	#endif	705	#endif
479	}	706	}
480		707
481	#ifdef UTMP_SUPPORT	708	#ifdef UTMP_SUPPORT
482	void	709	void
483	rxvt_term::privileged_utmp (char action)	710	rxvt_term::privileged_utmp (rxvt_privaction action)
484	{	711	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	712	if (OPTION (Opt_utmpInhibit)
486	action, next_utmp_action, getpid ()));	713	|| !pty.name || !*pty.name)
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;	714	return;
491		715
492	privileges (RESTORE);	716	rxvt_privileges (RESTORE);
		717
493	if (action == SAVE)	718	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);	719	makeutent (pty.name, rs[Rs_display_name]);
497	}
498	else	720	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();	721	cleanutent ();
502	}	722
503	privileges (IGNORE);	723	rxvt_privileges (IGNORE);
504	}
505	#endif
506
507	#ifndef NO_SETOWNER_TTYDEV
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517
518	privileges (RESTORE);
519
520	if (action == SAVE)
521	{
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif
529
530	{
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif
536
537	}
538	}
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif
550
551	}
552
553	privileges (IGNORE);
554
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557	action == RESTORE ? "Restoring" : (action ==
558	SAVE ? "Saving" :
559	"UNKNOWN ERROR for"), ttydev,
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif
563	}	724	}
564	#endif	725	#endif
565		726
566	/*----------------------------------------------------------------------*/	727	/*----------------------------------------------------------------------*/
567	/*	728	/*
568	* window size/position calculcations for XSizeHint and other storage.	729	* window size/position calculcations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	730	* if width/height are non-zero then override calculated width/height
570	*/	731	*/
571	void	732	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	733	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	734	{
574	short recalc_x, recalc_y;	735	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	736	int x, y, sb_w, mb_h, flags;
576	unsigned int w, h;	737	unsigned int w, h;
577	unsigned int max_width, max_height;	738	unsigned int max_width, max_height;
		739	dDisp;
578		740
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	741	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,	742	ncol, nrow, szHint.width, szHint.height));
581	szHint.height));	743
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	744	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	745	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	746	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		747
586	recalc_x = recalc_y = 0;	748	recalc_x = recalc_y = 0;
587	flags = 0;	749	flags = 0;
		750
588	if (!parsed_geometry)	751	if (!parsed_geometry)
589	{	752	{
590	parsed_geometry = 1;	753	parsed_geometry = 1;
		754
591	if (rs[Rs_geometry])	755	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	756	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		757
593	if (flags & WidthValue)	758	if (flags & WidthValue)
594	{	759	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	760	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	761	szHint.flags |= USSize;
597	}	762	}
		763
598	if (flags & HeightValue)	764	if (flags & HeightValue)
599	{	765	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	766	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	767	szHint.flags |= USSize;
602	}	768	}
		769
603	if (flags & XValue)	770	if (flags & XValue)
604	{	771	{
605	szHint.x = x;	772	szHint.x = x;
606	szHint.flags |= USPosition;	773	szHint.flags |= USPosition;
		774
607	if (flags & XNegative)	775	if (flags & XNegative)
608	{	776	{
609	recalc_x = 1;	777	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	778	szHint.win_gravity = NorthEastGravity;
611	}	779	}
612	}	780	}
		781
613	if (flags & YValue)	782	if (flags & YValue)
614	{	783	{
615	szHint.y = y;	784	szHint.y = y;
616	szHint.flags |= USPosition;	785	szHint.flags |= USPosition;
		786
617	if (flags & YNegative)	787	if (flags & YNegative)
618	{	788	{
619	recalc_y = 1;	789	recalc_y = 1;
		790
620	if (szHint.win_gravity == NorthEastGravity)	791	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	792	szHint.win_gravity = SouthEastGravity;
622	else	793	else
623	szHint.win_gravity = SouthWestGravity;	794	szHint.win_gravity = SouthWestGravity;
624	}	795	}
625	}	796	}
626	}	797	}
		798
627	/* TODO: BOUNDS */	799	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	800	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	801	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	802	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	803	max_height = MAX_ROWS * fheight;
632		804
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	805	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		806
635	sb_w = mb_h = 0;	807	sb_w = mb_h = 0;
636	window_vt_x = window_vt_y = 0;	808	window_vt_x = window_vt_y = int_bwidth;
		809
637	if (scrollbar_visible ())	810	if (scrollbar_visible ())
638	{	811	{
639	sb_w = scrollbar_TotalWidth ();	812	sb_w = scrollbar_TotalWidth ();
640	szHint.base_width += sb_w;	813	szHint.base_width += sb_w;
641	if (! (Options & Opt_scrollBar_right))	814	if (!OPTION (Opt_scrollBar_right))
642	window_vt_x = sb_w;	815	window_vt_x += sb_w;
643	}	816	}
		817
644	if (menubar_visible ())	818	if (menubar_visible ())
645	{	819	{
646	mb_h = menuBar_TotalHeight ();	820	mb_h = menuBar_TotalHeight ();
647	szHint.base_height += mb_h;	821	szHint.base_height += mb_h;
648	window_vt_y = mb_h;	822	window_vt_y += mb_h;
649	}	823	}
		824
650	szHint.width_inc = TermWin.fwidth;	825	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	826	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	827	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	828	szHint.min_height = szHint.base_height + szHint.height_inc;
654		829
655	if (width && width - szHint.base_width < max_width)	830	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	831	{
657	szHint.width = width;	832	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	833	width = newwidth - szHint.base_width;
659	}	834	}
660	else	835	else
661	{	836	{
662	MIN_IT (TermWin.width, max_width);	837	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	838	szHint.width = szHint.base_width + width;
664	}	839	}
		840
665	if (height && height - szHint.base_height < max_height)	841	if (newheight && newheight - szHint.base_height < max_height)
666	{	842	{
667	szHint.height = height;	843	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	844	height = newheight - szHint.base_height;
669	}	845	}
670	else	846	else
671	{	847	{
672	MIN_IT (TermWin.height, max_height);	848	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	849	szHint.height = szHint.base_height + height;
674	}	850	}
		851
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	852	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;	853	window_sb_x = szHint.width - sb_w;
677		854
678	if (recalc_x)	855	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	856	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);
681	if (recalc_y)	857	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	858	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		859
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	860	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	861	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	862	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	863	ncol, nrow, szHint.width,
689	szHint.height));	864	szHint.height));
690	return;	865	return;
691	}	866	}
692		867
693	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
…		…
696	* Called after a window size change.	871	* Called after a window size change.
697	*/	872	*/
698	void	873	void
699	rxvt_term::tt_winch ()	874	rxvt_term::tt_winch ()
700	{	875	{
		876	if (pty.pty < 0)
		877	return;
		878
701	struct winsize ws;	879	struct winsize ws;
702		880
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	881	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	882	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	883	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	884	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	885	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
711	#else	886
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	887	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	888	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	889	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	890	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	891	#endif
719	}	892	}
720		893
721	/*----------------------------------------------------------------------*/	894	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	895	/* set_fonts () - load and set the various fonts
723	/*	896	*
724	* init = 1 - initialize	897	* init = 1 - initialize
725	*	898	*
726	* fontname == FONT_UP - switch to bigger font	899	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	900	* fontname == FONT_DN - switch to smaller font
728	*/	901	*/
729	bool	902	bool
730	rxvt_term::change_font (const char *fontname)	903	rxvt_term::set_fonts ()
731	{	904	{
732	if (fontname == FONT_UP)
733	{
734	// TODO
735	}
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);	905	rxvt_fontset *fs = new rxvt_fontset (this);
		906	rxvt_fontprop prop;
743		907
744	if (fs && fs->populate (fontname ? fontname : "fixed"))	908	if (!fs
		909	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		910	|| !fs->realize_font (1))
		911	{
		912	delete fs;
		913	return false;
		914	}
		915
		916	#if ENABLE_STYLES
		917	for (int i = RS_styleCount; --i; )
		918	if (fontset[i] != fontset[0])
		919	delete fontset[i];
		920	#endif
		921
		922	delete fontset[0];
		923	fontset[0] = fs;
		924
		925	prop = (*fs)[1]->properties ();
		926	prop.height += lineSpace;
		927	fs->set_prop (prop);
		928
		929	fwidth = prop.width;
		930	fheight = prop.height;
		931	fbase = prop.ascent;
		932
		933	for (int style = 1; style < 4; style++)
		934	{
		935	#if ENABLE_STYLES
		936	const char *res = rs[Rs_font + style];
		937
		938	if (res && !*res)
		939	fontset[style] = fontset[0];
		940	else
745	{	941	{
746	delete TermWin.fontset;	942	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	943	rxvt_fontprop prop2 = prop;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751		944
752	if (TermWin.parent[0])	945	if (res)
		946	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		947	else
753	{	948	{
754	resize_all_windows (0, 0, 0);	949	res = fontset[0]->fontdesc;
755	scr_remap_chars ();	950
756	scr_touch (true);	951	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		952	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
757	}	953	}
758		954
759	return true;	955	fs->populate (res);
		956	fs->set_prop (prop2);
760	}	957	}
		958	#else
		959	fontset[style] = fontset[0];
		960	#endif
		961	}
		962
		963	if (parent[0])
761	}	964	{
		965	resize_all_windows (0, 0, 0);
		966	scr_remap_chars ();
		967	scr_touch (true);
		968	}
762		969
763	return false;	970	return true;
764	}	971	}
765		972
766	bool	973	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
767	rxvt_term::font_up_down (int n, int direction)
768	{	974	{
769	return false;	975	XChangeProperty (display->display, parent[0],
		976	prop, XA_STRING, 8, PropModeReplace,
		977	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		978	}
		979
		980	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		981	{
		982	wchar_t *ws = rxvt_mbstowcs (str, len);
		983	char *s = rxvt_wcstoutf8 (ws);
		984
		985	XChangeProperty (display->display, parent[0],
		986	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		987	(const unsigned char *)s, strlen (s));
		988
		989	free (s);
		990	free (ws);
770	}	991	}
771		992
772	/*----------------------------------------------------------------------*/	993	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	994	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	995	/* xterm sequences - title, iconName, color (exptl) */
775	void	996	void
776	rxvt_term::set_title (const char *str)	997	rxvt_term::set_title (const char *str)
777	{	998	{
778	#ifndef SMART_WINDOW_TITLE	999	set_string_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	1000	#if ENABLE_EWMH
780	#else	1001	set_utf8_property (xa[XA_NET_WM_NAME], str);
781	char *name;
782
783	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784	name = NULL;
785	if (name == NULL || STRCMP (name, str))
786	XStoreName (display->display, TermWin.parent[0], str);
787	if (name)
788	XFree (name);
789	#endif	1002	#endif
790	}	1003	}
791		1004
792	void	1005	void
793	rxvt_term::set_iconName (const char *str)	1006	rxvt_term::set_icon_name (const char *str)
794	{	1007	{
795	#ifndef SMART_WINDOW_TITLE	1008	set_string_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	1009	#if ENABLE_EWMH
797	#else	1010	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798	char *name;
799
800	if (XGetIconName (display->display, TermWin.parent[0], &name))
801	name = NULL;
802	if (name == NULL || STRCMP (name, str))
803	XSetIconName (display->display, TermWin.parent[0], str);
804	if (name)
805	XFree (name);
806	#endif	1011	#endif
807	}	1012	}
808		1013
809	#ifdef XTERM_COLOR_CHANGE	1014	#ifdef XTERM_COLOR_CHANGE
810	void	1015	void
…		…
818		1023
819	/* handle color aliases */	1024	/* handle color aliases */
820	if (isdigit (*color))	1025	if (isdigit (*color))
821	{	1026	{
822	i = atoi (color);	1027	i = atoi (color);
		1028
823	if (i >= 8 && i <= 15)	1029	if (i >= 8 && i <= 15)
824	{ /* bright colors */	1030	{ /* bright colors */
825	i -= 8;	1031	i -= 8;
826	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	1032	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828	SET_PIXCOLOR (idx);	1033	SET_PIXCOLOR (idx);
829	goto Done;	1034	goto done;
830	# endif
831
832	}	1035	}
		1036
833	if (i >= 0 && i <= 7)	1037	if (i >= 0 && i <= 7)
834	{ /* normal colors */	1038	{ /* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	1039	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);	1040	SET_PIXCOLOR (idx);
837	goto Done;	1041	goto done;
838	}	1042	}
839	}	1043	}
		1044
840	if (!rXParseAllocColor (& xcol, color))	1045	if (!rXParseAllocColor (&xcol, color))
841	return;	1046	return;
		1047
842	/* XStoreColor (display->display, XCMAP, XColor*); */	1048	/* XStoreColor (display->display, display->cmap, XColor*); */
843		1049
844	/*	1050	/*
845	* FIXME: should free colors here, but no idea how to do it so instead,	1051	* FIXME: should free colors here, but no idea how to do it so instead,
846	* so just keep gobbling up the colormap	1052	* so just keep gobbling up the colormap
847	*/	1053	*/
848	# if 0	1054	# if 0
849	for (i = Color_Black; i <= Color_White; i++)	1055	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])	1056	if (pix_colors[idx] == pix_colors[i])
851	break;	1057	break;
852	if (i > Color_White)	1058	if (i > Color_White)
853	{	1059	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1060	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1061	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
856	DisplayPlanes (display->display, display->screen));	1062	DisplayPlanes (display->display, display->screen));
857	}	1063	}
858	# endif	1064	# endif
859		1065
860	PixColors[idx] = xcol;	1066	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);	1067	SET_PIXCOLOR (idx);
862		1068
863	/* XSetWindowAttributes attr; */	1069	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */	1070	/* Cursor cursor; */
865	Done:	1071	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869		1072
		1073	#if OFF_FOCUS_FADING
		1074	if (rs[Rs_fade])
		1075	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1076	#endif
		1077
870	/* handle Color_BD, scrollbar background, etc. */	1078	/*TODO: handle Color_BD, scrollbar background, etc. */
871		1079
872	set_colorfgbg ();
873	recolour_cursor ();	1080	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	1081	scr_recolour ();
875	scr_poweron ();
876	}	1082	}
877		1083
878	#else	1084	#else
879	# define set_window_color (idx,color) ((void)0)	1085	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */	1086	#endif /* XTERM_COLOR_CHANGE */
881		1087
882	void	1088	void
883	rxvt_term::recolour_cursor ()	1089	rxvt_term::recolour_cursor ()
884	{	1090	{
885	#if TODO
886	rxvt_color xcol[2];	1091	XColor xcol[2];
887		1092
888	xcol[0] = PixColors[Color_pointer];	1093	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	1094	? pix_colors_focused[Color_pointer_fg]
		1095	: pix_colors_focused[Color_fg];
		1096	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1097	? pix_colors_focused[Color_pointer_bg]
		1098	: pix_colors_focused[Color_bg];
		1099
890	XQueryColors (display->display, XCMAP, xcol, 2);	1100	XQueryColors (display->display, display->cmap, xcol, 2);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1101	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
892	#endif
893	}	1102	}
894		1103
895	/*----------------------------------------------------------------------*/	1104	/*----------------------------------------------------------------------*/
896	/*	1105	/*
897	* find if fg/bg matches any of the normal (low-intensity) colors	1106	* find if fg/bg matches any of the normal (low-intensity) colors
898	*/	1107	*/
899	void	1108	void
900	rxvt_term::set_colorfgbg ()	1109	rxvt_term::set_colorfgbg ()
901	{	1110	{
902	unsigned int i;	1111	unsigned int i;
903	const char *xpmb = "\0";	1112	const char *xpmb = "\0";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1113	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905		1114
906	env_colorfgbg =
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1115	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908	STRCPY (fstr, "default");	1116	strcpy (fstr, "default");
909	STRCPY (bstr, "default");	1117	strcpy (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	1118	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	1119	if (pix_colors[Color_fg] == pix_colors[i])
912	{	1120	{
913	sprintf (fstr, "%d", (i - Color_Black));	1121	sprintf (fstr, "%d", (i - Color_Black));
914	break;	1122	break;
915	}	1123	}
		1124
916	for (i = Color_Black; i <= Color_White; i++)	1125	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	1126	if (pix_colors[Color_bg] == pix_colors[i])
918	{	1127	{
919	sprintf (bstr, "%d", (i - Color_Black));	1128	sprintf (bstr, "%d", (i - Color_Black));
920	#ifdef XPM_BACKGROUND	1129	#ifdef XPM_BACKGROUND
921	xpmb = "default;";	1130	xpmb = "default;";
922	#endif	1131	#endif
923	break;	1132	break;
924	}	1133	}
925		1134
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1135	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928	#ifndef NO_BRIGHTCOLOR
929	colorfgbg = DEFAULT_RSTYLE;
930	for (i = minCOLOR; i <= maxCOLOR; i++)
931	{
932	if (PixColors[Color_fg] == PixColors[i])
933	colorfgbg = SET_FGCOLOR (colorfgbg, i);
934	if (PixColors[Color_bg] == PixColors[i])
935	colorfgbg = SET_BGCOLOR (colorfgbg, i);
936	}
937	#endif
938	}	1136	}
939		1137
940	/*----------------------------------------------------------------------*/	1138	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		1139
946	int	1140	int
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1141	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
948	{	1142	{
949	if (!screen_in_out->set (display, colour))	1143	if (!screen_in_out->set (display, colour))
950	{	1144	{
951	rxvt_print_error ("can't allocate colour: %s", colour);	1145	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
952	return false;	1146	return false;
953	}	1147	}
954		1148
955	return true;	1149	return true;
956	}	1150	}
957		1151
958	/* -------------------------------------------------------------------- *	1152	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	1153	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	1154	* -------------------------------------------------------------------- */
961	void	1155	void
962	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1156	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963	{	1157	{
964	int fix_screen;	1158	int fix_screen;
965
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;	1159	int old_width = szHint.width, old_height = szHint.height;
968	#endif	1160	dDisp;
969		1161
970	window_calc (width, height);	1162	window_calc (newwidth, newheight);
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1163	XSetWMNormalHints (disp, parent[0], &szHint);
		1164
972	if (!ignoreparent)	1165	if (!ignoreparent)
973	{	1166	{
974	#ifdef SMART_RESIZE	1167	#ifdef SMART_RESIZE
975	/*	1168	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1169	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	1172	int x, y, x1, y1;
980	int dx, dy;	1173	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1174	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	1175	Window unused_cr;
983		1176
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1177	XTranslateCoordinates (disp, parent[0], display->root,
985	0, 0, &x, &y, &unused_cr);	1178	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1179	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1180	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	1181	/*
989	* if display->root isn't the parent window, a WM will probably have offset	1182	* if display->root isn't the parent window, a WM will probably have offset
990	* our position for handles and decorations. Counter it	1183	* our position for handles and decorations. Counter it
991	*/	1184	*/
…		…
993	{	1186	{
994	x -= x1;	1187	x -= x1;
995	y -= y1;	1188	y -= y1;
996	}	1189	}
997		1190
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1191	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1192	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	1193	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	1194	dy = old_height - szHint.height;
1002		1195
1003	/* Check position of the center of the window */	1196	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	1197	if (x < x1) /* left half */
…		…
1008	if (y < y1) /* top half */	1201	if (y < y1) /* top half */
1009	dy = 0;	1202	dy = 0;
1010	else if (y == y1) /* exact center */	1203	else if (y == y1) /* exact center */
1011	dy /= 2;	1204	dy /= 2;
1012		1205
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1206	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1014	szHint.width, szHint.height);	1207	szHint.width, szHint.height);
1015	#else	1208	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1209	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	1210	#endif
1019
1020	}	1211	}
1021		1212
1022	fix_screen = (TermWin.ncol != prev_ncol	1213	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023	|| TermWin.nrow != prev_nrow);
1024		1214
1025	if (fix_screen || width != old_width || height != old_height)	1215	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	1216	{
1027	if (scrollbar_visible ())	1217	if (scrollbar_visible ())
1028	{	1218	{
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1219	XMoveResizeWindow (disp, scrollBar.win,
		1220	window_sb_x, 0,
1030	0, scrollbar_TotalWidth (), szHint.height);	1221	scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();	1222	resize_scrollbar ();
1032	}	1223	}
1033		1224
1034	if (menubar_visible ())	1225	if (menubar_visible ())
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1226	XMoveResizeWindow (disp, menuBar.win,
		1227	window_vt_x, 0,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1228	width, menuBar_TotalHeight ());
1037		1229
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1230	XMoveResizeWindow (disp, vt,
1039	window_vt_y, TermWin_TotalWidth (),	1231	window_vt_x, window_vt_y,
1040	TermWin_TotalHeight ());	1232	width, height);
		1233
1041	scr_clear ();	1234	scr_clear ();
1042	#ifdef XPM_BACKGROUND	1235	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();	1236	resize_pixmap ();
1044	#endif	1237	#endif
1045
1046	}	1238	}
1047		1239
1048	if (fix_screen || old_height == 0)	1240	if (fix_screen || old_height == 0)
1049	{	1241	{
1050	int curr_screen = -1;	1242	int curr_screen = -1;
1051	int old_ncol = prev_ncol;	1243	int old_ncol = prev_ncol;
1052		1244
1053	/* scr_reset only works on the primary screen */	1245	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */	1246	if (old_height) /* this is not the first time through */
1055	{	1247	{
1056	unsigned int ncol = TermWin.ncol;	1248	unsigned int ocol = ncol;
1057	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1249	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058	curr_screen = scr_change_screen (PRIMARY);	1250	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;	1251	ncol = ocol;
1060	}	1252	}
1061		1253
1062	scr_reset ();	1254	scr_reset ();
1063		1255
1064	if (curr_screen >= 0) /* this is not the first time through */	1256	if (curr_screen >= 0) /* this is not the first time through */
1065	{	1257	{
1066	scr_change_screen (curr_screen);	1258	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1259	selection_check (old_ncol != ncol ? 4 : 0);
1068	}	1260	}
1069	}	1261	}
1070		1262
1071	old_width = szHint.width;	1263	old_width = szHint.width;
1072	old_height = szHint.height;	1264	old_height = szHint.height;
		1265
		1266	#ifdef XPM_BACKGROUND
		1267	if (pixmap)
		1268	scr_touch (false);
		1269	#endif
1073		1270
1074	#ifdef USE_XIM	1271	#ifdef USE_XIM
1075	IMSetStatusPosition ();	1272	IMSetStatusPosition ();
1076	#endif	1273	#endif
1077	}	1274	}
…		…
1079	/*	1276	/*
1080	* Set the width/height of the vt window in characters. Units are pixels.	1277	* Set the width/height of the vt window in characters. Units are pixels.
1081	* good for toggling 80/132 columns	1278	* good for toggling 80/132 columns
1082	*/	1279	*/
1083	void	1280	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1281	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1282	{
1086	XWindowAttributes wattr;	1283	XWindowAttributes wattr;
1087		1284
1088	if (width == 0 || height == 0)	1285	if (newwidth == 0 || newheight == 0)
1089	{	1286	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1287	XGetWindowAttributes (display->display, display->root, &wattr);
		1288
1091	if (width == 0)	1289	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1290	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1291	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1292	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1293	}
		1294
		1295	if (newwidth != width || newheight != height)
		1296	{
1098	width += szHint.base_width;	1297	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1298	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1299	resize_all_windows (newwidth, newheight, 0);
1101	}	1300	}
1102	}	1301	}
1103		1302
1104	/* -------------------------------------------------------------------- *	1303	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1304	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1305	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1306	#ifdef USE_XIM
1108		1307
1109	void	1308	void
		1309	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1310	{
		1311	fg = pix_colors[Color_fg];
		1312	bg = pix_colors[Color_bg];
		1313	}
		1314
		1315	void
1110	rxvt_term::im_set_size (XRectangle *size)	1316	rxvt_term::im_set_size (XRectangle &size)
1111	{	1317	{
1112	size->x = TermWin.int_bwidth;	1318	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1319	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1320	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1321	size.width = Width2Pixel (ncol) + int_bwidth;
		1322	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1323	}
1117		1324
1118	void	1325	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1326	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1327	XRectangle &status_rect,
		1328	const XRectangle &needed_rect)
1120	{	1329	{
1121	*fg = PixColors[Color_fg];	1330	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	1331	preedit_rect.y = 0;
		1332	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1333	preedit_rect.height = fheight;
		1334
		1335	status_rect.x = 0;
		1336	status_rect.y = 0;
		1337	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1338	status_rect.height = fheight;
1123	}	1339	}
1124		1340
1125	/* Checking whether input method is running. */	1341	/* Checking whether input method is running. */
1126	bool	1342	bool
1127	rxvt_term::IMisRunning ()	1343	rxvt_term::IMisRunning ()
1128	{	1344	{
1129	char *p;	1345	char *p;
1130	Atom atom;	1346	Atom atom;
1131	Window win;	1347	Window win;
1132	char server[IMBUFSIZ];	1348	char server[IMBUFSIZ];
1133		1349
1134	/* get current locale modifier */	1350	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1351	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136	{	1352	{
1137	STRCPY (server, "@server=");	1353	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1354	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1355
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1356	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140	*p = '\0';	1357	*p = '\0';
1141		1358
1142	atom = XInternAtom (display->display, server, False);	1359	atom = XInternAtom (display->display, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1360	win = XGetSelectionOwner (display->display, atom);
		1361
1144	if (win != None)	1362	if (win != None)
1145	return True;	1363	return True;
1146	}	1364	}
		1365
1147	return False;	1366	return False;
1148	}	1367	}
1149		1368
1150	void	1369	void
1151	rxvt_term::IMSendSpot ()	1370	rxvt_term::IMSendSpot ()
1152	{	1371	{
1153	XPoint spot;	1372	XPoint nspot;
1154	XVaNestedList preedit_attr;	1373	XVaNestedList preedit_attr;
1155		1374
1156	if (Input_Context == NULL	1375	if (!Input_Context
		1376	|| !focus
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1377	|| !(input_style & XIMPreeditPosition))
1158	|| ! (event_type == KeyPress
1159	|| event_type == Expose
1160	|| event_type == NoExpose
1161	|| event_type == SelectionNotify
1162	|| event_type == ButtonRelease || event_type == FocusIn)
1163	|| !IMisRunning ())
1164	return;	1378	return;
1165		1379
1166	im_set_position (&spot);	1380	im_set_position (nspot);
		1381
		1382	if (nspot.x == spot.x && nspot.y == spot.y)
		1383	return;
		1384
		1385	spot = nspot;
1167		1386
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1387	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1388	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1389	XFree (preedit_attr);
1171	}	1390	}
1172		1391
1173	void	1392	void
1174	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175	XRectangle * needed_rect)
1176	{
1177	int mbh, vtx = 0;
1178
1179	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180	vtx = scrollbar_TotalWidth ();
1181
1182	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183	mbh -= TermWin.lineSpace;
1184
1185	preedit_rect->x = needed_rect->width + vtx;
1186	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189	preedit_rect->height = Height2Pixel (1);
1190
1191	status_rect->x = vtx;
1192	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195	status_rect->height = Height2Pixel (1);
1196	}
1197
1198	void
1199	rxvt_term::im_destroy ()	1393	rxvt_term::im_destroy ()
1200	{	1394	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1395	if (input_method)
1208	{	1396	{
		1397	if (Input_Context && input_method->xim)
		1398	XDestroyIC (Input_Context);
		1399
1209	display->put_xim (input_method);	1400	display->put_xim (input_method);
1210	input_method = 0;	1401	input_method = 0;
1211	}	1402	}
		1403
		1404	Input_Context = 0;
1212	}	1405	}
1213		1406
1214	/*	1407	/*
1215	* Try to open a XIM with the current modifiers, then see if we can	1408	* Try to open a XIM with the current modifiers, then see if we can
1216	* open a suitable preedit type	1409	* open a suitable preedit type
1217	*/	1410	*/
1218	bool	1411	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1412	rxvt_term::IM_get_IC (const char *modifiers)
1220	{	1413	{
1221	int i, j, found;	1414	int i, j, found;
1222	XIM xim;	1415	XIM xim;
1223	XPoint spot;	1416	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1417	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1418	unsigned long fg, bg;
1226	const char *p;	1419	const char *p;
1227	char **s;	1420	char **s;
1228	XIMStyles *xim_styles;	1421	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;
1230		1422
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1423	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1424	return false;
1233		1425
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1426	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1427	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1428	if (input_method == NULL)
1237	return false;	1429	return false;
1238		1430
1239	xim = input_method->xim;	1431	xim = input_method->xim;
		1432	spot.x = spot.y = -1;
1240		1433
1241	xim_styles = NULL;	1434	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1435	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1436	|| !xim_styles || !xim_styles->count_styles)
1244	{	1437	{
1245	display->put_xim (input_method);	1438	im_destroy ();
1246	return false;	1439	return false;
1247	}	1440	}
1248		1441
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1442	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1443
		1444	for (int pi = 0; pi < 2; pi++)
		1445	{
		1446	p = pet[pi];
		1447
		1448	if (!p)
		1449	continue;
		1450
1250	s = rxvt_splitcommastring (p);	1451	s = rxvt_splitcommastring (p);
		1452
1251	for (i = found = 0; !found && s[i]; i++)	1453	for (i = found = 0; !found && s[i]; i++)
1252	{	1454	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1455	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1456	input_style = (XIMPreeditPosition | XIMStatusNothing);
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1457	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1458	input_style = (XIMPreeditArea | XIMStatusArea);
1257	else if (!STRCMP (s[i], "Root"))	1459	else if (!strcmp (s[i], "Root"))
1258	input_style = (XIMPreeditNothing | XIMStatusNothing);	1460	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1461	else if (!strcmp (s[i], "None"))
		1462	input_style = (XIMPreeditNone | XIMStatusNone);
1259		1463
1260	for (j = 0; j < xim_styles->count_styles; j++)	1464	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1465	if (input_style == xim_styles->supported_styles[j])
1262	{	1466	{
		1467	rxvt_freecommastring (s);
		1468
1263	found = 1;	1469	found = 1;
1264	break;	1470	goto foundpet;
		1471	}
		1472
1265	}	1473	}
1266	}
1267		1474
1268	for (i = 0; s[i]; i++)	1475	rxvt_freecommastring (s);
1269	free (s[i]);	1476	}
1270		1477
1271	free (s);	1478	foundpet:
		1479
1272	XFree (xim_styles);	1480	XFree (xim_styles);
1273		1481
1274	if (!found)	1482	if (!found)
1275	{	1483	{
1276	display->put_xim (input_method);	1484	im_destroy ();
1277	return false;	1485	return false;
1278	}	1486	}
1279		1487
1280	preedit_attr = status_attr = NULL;	1488	XFontSet fs = 0;
		1489	XVaNestedList preedit_attr = 0, status_attr = 0;
		1490
		1491	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1492	{
		1493	// fake us a font-set, please
		1494	char **missing_charset_list;
		1495	int missing_charset_count;
		1496	char *def_string;
		1497	char pat[512];
		1498
		1499	sprintf (pat,
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1505	"*",
		1506	fheight,
		1507	fheight + 1, fheight - 1,
		1508	fheight - 2, fheight + 2);
		1509
		1510	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1511	&missing_charset_list, &missing_charset_count, &def_string);
		1512
		1513	if (missing_charset_list)
		1514	XFreeStringList (missing_charset_list);
		1515
		1516	if (!fs)
		1517	{
		1518	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1519	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1520	}
		1521	}
1281		1522
1282	if (input_style & XIMPreeditPosition)	1523	if (input_style & XIMPreeditPosition)
1283	{	1524	{
1284	im_set_size (&rect);	1525	im_set_size (rect);
1285	im_set_position (&spot);	1526	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1527	im_set_color (fg, bg);
1287		1528
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1529	preedit_attr = XVaCreateNestedList (0,
		1530	XNForeground, fg,
		1531	XNBackground, bg,
		1532	XNArea, &rect,
1289	XNSpotLocation, &spot,	1533	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1534	XNFontSet, fs,
1292	NULL);	1535	NULL);
1293	}	1536	}
1294	else if (input_style & XIMPreeditArea)	1537	else if (input_style & XIMPreeditArea)
1295	{	1538	{
1296	im_set_color (&fg, &bg);	1539	im_set_color (fg, bg);
1297		1540
1298	/*	1541	/*
1299	* The necessary width of preedit area is unknown	1542	* The necessary width of preedit area is unknown
1300	* until create input context.	1543	* until create input context.
1301	*/	1544	*/
1302	needed_rect.width = 0;	1545	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1546	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1547
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1548	preedit_attr = XVaCreateNestedList (0,
		1549	XNForeground, fg,
1307	XNForeground, fg, XNBackground, bg,	1550	XNBackground, bg,
		1551	XNArea, &rect,
		1552	XNFontSet, fs,
		1553	NULL);
		1554	status_attr = XVaCreateNestedList (0,
		1555	XNForeground, fg,
		1556	XNBackground, bg,
		1557	XNArea, &status_rect,
1308	//XNFontSet, TermWin.fontset,	1558	XNFontSet, fs,
1309	NULL);	1559	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1311	XNForeground, fg, XNBackground, bg,
1312	//XNFontSet, TermWin.fontset,
1313	NULL);
1314	}	1560	}
1315		1561
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1562	Input_Context = XCreateIC (xim,
		1563	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1564	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1565	XNFocusWindow, parent[0],
1319	preedit_attr ? XNPreeditAttributes : NULL,	1566	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1567	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1568	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1569	status_attr, NULL);
		1570
1323	if (preedit_attr) XFree (preedit_attr);	1571	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1572	if (status_attr) XFree (status_attr);
		1573	if (fs) XFreeFontSet (display->display, fs);
1325		1574
1326	if (Input_Context == NULL)	1575	if (Input_Context == NULL)
1327	{	1576	{
1328	rxvt_print_error ("failed to create input context");	1577	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1578	im_destroy ();
1330	return false;	1579	return false;
1331	}	1580	}
1332		1581
1333	if (input_style & XIMPreeditArea)	1582	if (input_style & XIMPreeditArea)
1334	IMSetStatusPosition ();	1583	IMSetStatusPosition ();
…		…
1338	}	1587	}
1339		1588
1340	void	1589	void
1341	rxvt_term::im_cb ()	1590	rxvt_term::im_cb ()
1342	{	1591	{
1343	int i, found, had_im;	1592	int i;
1344	const char *p;	1593	const char *p;
1345	char **s;	1594	char **s;
1346	char buf[IMBUFSIZ];	1595	char buf[IMBUFSIZ];
1347		1596
		1597	SET_R (this);
		1598
1348	im_destroy ();	1599	im_destroy ();
1349		1600
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1601	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1602	if (Input_Context)
1352	return;	1603	return;
…		…
1360	if (p && *p)	1611	if (p && *p)
1361	{	1612	{
1362	bool found = false;	1613	bool found = false;
1363		1614
1364	s = rxvt_splitcommastring (p);	1615	s = rxvt_splitcommastring (p);
		1616
1365	for (i = 0; s[i]; i++)	1617	for (i = 0; s[i]; i++)
1366	{	1618	{
1367	if (*s[i])	1619	if (*s[i])
1368	{	1620	{
1369	STRCPY (buf, "@im=");	1621	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1622	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1623	if (IM_get_IC (buf))
1372	{	1624	{
1373	found = true;	1625	found = true;
1374	break;	1626	break;
1375	}	1627	}
1376	}	1628	}
1377	}	1629	}
1378	for (i = 0; s[i]; i++)	1630
1379	free (s[i]);	1631	rxvt_freecommastring (s);
1380	free (s);
1381		1632
1382	if (found)	1633	if (found)
1383	goto done;	1634	goto done;
1384	}	1635	}
1385		1636
…		…
1399	}	1650	}
1400		1651
1401	void	1652	void
1402	rxvt_term::IMSetStatusPosition ()	1653	rxvt_term::IMSetStatusPosition ()
1403	{	1654	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1655	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1656	XVaNestedList preedit_attr, status_attr;
1406		1657
1407	if (Input_Context == NULL	1658	if (!Input_Context
		1659	|| !focus
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1660	|| !(input_style & XIMPreeditArea)
1409	|| !IMisRunning ())	1661	|| !IMisRunning ())
1410	return;	1662	return;
1411		1663
1412	/* Getting the necessary width of preedit area */	1664	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1667	XFree (status_attr);
1416		1668
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1670	XFree (needed_rect);
1418		1671
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1674
1422	XSetICValues (Input_Context,	1675	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1676	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1677	XNStatusAttributes, status_attr, NULL);
1425		1678
1426	XFree (preedit_attr);	1679	XFree (preedit_attr);
1427	XFree (status_attr);	1680	XFree (status_attr);
1428	}	1681	}
1429	#endif /* USE_XIM */	1682	#endif /* USE_XIM */

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