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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.45 by pcg, Tue Feb 24 21:46:15 2004 UTC vs.
Revision 1.155 by root, Mon Jan 2 15:35:43 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];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
58	}	77	{
59	}	78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
60		81
61	void *	82	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	83	for (cc = v.end (); cc-- > v.begin (); )
63	{	84	{
64	void *p = malloc (s);	85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
65		88
66	MEMSET (p, 0, s);	89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
67	return p;	125	return len;
68	}
69		126
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	127	}
		128	#endif
75		129
76	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
77	:	131	:
		132	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
		141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
		145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		155	#endif
		156	#ifdef POINTER_BLANK
		157	pointer_ev (this, &rxvt_term::pointer_cb),
		158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	162	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
103	{	169	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		171
107	rxvt_term::~rxvt_term ()	172	termlist.push_back (this);
		173
		174	#ifdef KEYSYM_RESOURCE
		175	keyboard = new keyboard_manager;
		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
108	{	185	{
109	if (cmd_fd >= 0)	186	if (cmd_pid)
110	close (cmd_fd);	187	kill (-cmd_pid, SIGHUP);
111		188
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	189	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	190	privileged_utmp (RESTORE);
117	#endif	191	#endif
118		192
		193	pty.put ();
		194	}
		195
		196	rxvt_term::~rxvt_term ()
		197	{
		198	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		199
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
119	delete TermWin.fontset;	209	delete fontset[0];
120		210
121	if (display)	211	if (display)
122	{	212	{
		213	dDisp;
		214
		215	selection_clear ();
		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
		220	#ifdef MENUBAR
		221	if (menubarGC) XFreeGC (disp, menubarGC);
		222	#endif
		223	#ifdef XTERM_SCROLLBAR
		224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		225	if (ShadowGC) XFreeGC (disp, ShadowGC);
		226	#endif
		227	#ifdef PLAIN_SCROLLBAR
		228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		229	#endif
		230	#ifdef NEXT_SCROLLBAR
		231	if (blackGC) XFreeGC (disp, blackGC);
		232	if (whiteGC) XFreeGC (disp, whiteGC);
		233	if (grayGC) XFreeGC (disp, grayGC);
		234	if (darkGC) XFreeGC (disp, darkGC);
		235	if (stippleGC) XFreeGC (disp, stippleGC);
		236	if (dimple) XFreePixmap (disp, dimple);
		237	if (upArrow) XFreePixmap (disp, upArrow);
		238	if (downArrow) XFreePixmap (disp, downArrow);
		239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		241	#endif
		242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		243	if (topShadowGC) XFreeGC (disp, topShadowGC);
		244	if (botShadowGC) XFreeGC (disp, botShadowGC);
		245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		246	#endif
		247	if (gc) XFreeGC (disp, gc);
		248
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
124	delete menuBar.drawable;	250	delete menuBar.drawable;
125	//if (menuBar.win)	251	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);	252	// XDestroyWindow (disp, menuBar.win);
127	#endif	253	#endif
128	delete TermWin.drawable;	254	delete drawable;
129	// destroy all windows	255	// destroy all windows
130	if (TermWin.parent[0])	256	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
132	}	258	}
133		259
134	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
135		261
136	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
137		266
138	displays.put (display);	267	displays.put (display);
139		268
140	scr_release ();	269	scr_release ();
141		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	// TODO: manage env vars in child only(!)
142	free (env_windowid);	277	free (env_windowid);
143	free (env_display);	278	free (env_display);
144	free (env_term);	279	free (env_term);
145	free (env_colorfgbg);	280	free (env_colorfgbg);
146	free (locale);	281	free (locale);
147	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
148		284
149	delete envv;	285	delete envv;
150	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	}
		292
		293	void
		294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
151	}	300	}
152		301
153	void	302	void
154	rxvt_term::destroy ()	303	rxvt_term::destroy ()
155	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
156	if (display)	312	if (display)
157	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	#if HAVE_SCROLLBARS
		318	scrollbar_ev.stop (display);
		319	#endif
		320	#if MENUBAR
		321	menubar_ev.stop (display);
		322	#endif
		323	#if TRANSPARENT
158	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
159	termwin_ev.stop (display);	327	termwin_ev.stop (display);
160	vt_ev.stop (display);	328	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	}	329	}
172		330
173	check_ev.stop ();	331	check_ev.stop ();
174	pty_ev.stop ();	332	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
177	#endif	335	#endif
178	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	337	text_blink_ev.stop ();
180	#endif	338	#endif
		339	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		340	cont_scroll_ev.stop ();
		341	#endif
		342	#ifdef SELECTION_SCROLLING
		343	sel_scroll_ev.stop ();
		344	#endif
181	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	346	pointer_ev.stop ();
183	#endif	347	#endif
184		348
185	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
192		356
193	delete this;	357	delete this;
194	}	358	}
195		359
196	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */	361	/*
198	/* LIBPROTO */	362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
199	rxvt_t	363	* TODO: if debugging, this should free up any known resources if we can
200	rxvt_init (int argc, const char *const *argv)	364	*/
201	{	365	static XErrorHandler old_xerror_handler;
202	SET_R (new rxvt_term);
203		366
204	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	367	static void
		368	rxvt_emergency_cleanup ()
		369	{
		370	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		371	(*t)->emergency_cleanup ();
		372	}
		373
		374	#if ENABLE_FRILLS
		375	static void
		376	print_x_error (Display *dpy, XErrorEvent *event)
		377	{
		378	char buffer[BUFSIZ];
		379	char mesg[BUFSIZ];
		380	char number[32];
		381	char *mtype = "XlibMessage";
		382	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		383	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		384	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		385	rxvt_warn ("%s: %s\n", mesg, buffer);
		386	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		388	sprintf(number, "%d", event->request_code);
		389	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		390	rxvt_warn ("(which is %s)\n", buffer);
		391	if (event->request_code >= 128) {
		392	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		393	mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
205	{	395	}
206	delete GET_R;	396	if ((event->error_code == BadWindow) ||
207	SET_R (0);	397	(event->error_code == BadPixmap) ||
		398	(event->error_code == BadCursor) ||
		399	(event->error_code == BadFont) ||
		400	(event->error_code == BadDrawable) ||
		401	(event->error_code == BadColor) ||
		402	(event->error_code == BadGC) ||
		403	(event->error_code == BadIDChoice) ||
		404	(event->error_code == BadValue) ||
		405	(event->error_code == BadAtom)) {
		406	if (event->error_code == BadValue)
		407	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		408	mesg, BUFSIZ);
		409	else if (event->error_code == BadAtom)
		410	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		411	mesg, BUFSIZ);
		412	else
		413	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
208	}	416	}
209		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
210	return GET_R;	418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
211	}	420	}
		421	#endif
212		422
		423	int
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
214
215	void
216	rxvt_init_signals ()
217	{	425	{
218	/* install exit handler for cleanup */	426	if (GET_R->allowedxerror == -1)
219	#if 0	427	GET_R->allowedxerror = event->error_code;
220	#ifdef HAVE_ATEXIT	428	else
221	atexit (rxvt_clean_exit);	429	{
		430	// GET_R is most likely not the terminal which caused the error,
		431	// so just output the error and continue
		432	#if ENABLE_FRILLS
		433	print_x_error (display, event);
222	#else	434	#else
		435	old_xerror_handler (display, event);
223	#endif	436	#endif
224	#endif	437	}
225		438
226	struct sigaction sa;	439	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	}	440	}
243		441
		442	int
		443	rxvt_xioerror_handler (Display *display)
		444	{
		445	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		446	DisplayString (display));
		447	rxvt_emergency_cleanup ();
		448	_exit (EXIT_FAILURE);
		449	}
		450
		451	/*----------------------------------------------------------------------*/
244	bool	452	bool
245	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
		454	{
		455	SET_R (this);
		456
		457	set_locale ("");
		458
		459	if (!init_vars ())
		460	return false;
		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	#if ENABLE_PERL
		479	rxvt_perl.init ();
		480	#endif
		481
		482	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); /* initialize screen */
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#if (MENUBAR_MAX)
		501	if (menubar_visible ())
		502	XMapWindow (disp, menuBar.win);
		503	#endif
		504	#ifdef TRANSPARENT
		505	if (OPTION (Opt_transparent))
		506	{
		507	XSelectInput (disp, display->root, PropertyChangeMask);
		508	check_our_parents ();
		509	rootwin_ev.start (display, display->root);
		510	}
		511	#endif
		512
		513	XMapWindow (disp, vt);
		514	XMapWindow (disp, parent[0]);
		515
		516	set_colorfgbg ();
		517
		518	init_command (cmd_argv);
		519
		520	free (cmd_argv);
		521
		522	pty_ev.start (pty.pty, EVENT_READ);
		523
		524	check_ev.start ();
		525
		526	PERL_INVOKE ((this, HOOK_START, DT_END));
		527
		528	return true;
		529	}
		530
		531	static struct sig_handlers
		532	{
		533	sig_watcher sw_chld, sw_term, sw_int;
		534
		535	void sig_chld (sig_watcher &w)
		536	{
		537	// we are being called for every SIGCHLD, find the corresponding term
		538	int pid;
		539
		540	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		541	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		542	if (pid == (*t)->cmd_pid)
		543	{
		544	(*t)->child_exit ();
		545	break;
		546	}
		547	}
		548
		549	/*
		550	* Catch a fatal signal and tidy up before quitting
		551	*/
		552	void
		553	sig_term (sig_watcher &w)
		554	{
		555	#ifdef DEBUG_CMD
		556	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		557	#endif
		558	rxvt_emergency_cleanup ();
		559	signal (w.signum, SIG_DFL);
		560	kill (getpid (), w.signum);
		561	}
		562
		563	sig_handlers ()
		564	: sw_chld (this, &sig_handlers::sig_chld),
		565	sw_term (this, &sig_handlers::sig_term),
		566	sw_int (this, &sig_handlers::sig_term)
		567	{
		568	}
		569	} sig_handlers;
		570
		571	void
		572	rxvt_init ()
246	{	573	{
247	/*	574	/*
248	* Save and then give up any super-user privileges	575	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.	576	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:	577	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems	578	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems	579	* 2. chown tty on some systems
253	*/	580	*/
254	privileges (SAVE);	581	rxvt_privileges (SAVE);
255	privileges (IGNORE);	582	rxvt_privileges (IGNORE);
256		583
257	init_secondary ();	584	signal (SIGHUP, SIG_IGN);
		585	signal (SIGPIPE, SIG_IGN);
258		586
259	const char **cmd_argv = init_resources (argc, argv);	587	sig_handlers.sw_chld.start (SIGCHLD);
		588	sig_handlers.sw_term.start (SIGTERM);
		589	sig_handlers.sw_int.start (SIGINT);
260		590
261	set_locale ("");	591	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		592	/* signal (SIGURG, SIG_DFL); */
262		593
263	#if MENUBAR_MAX	594	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
264	menubar_read (rs[Rs_menu]);	595	// TODO: handle this with exceptions and tolerate the memory loss
265	#endif	596	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	}	597	}
376		598
377	/* ------------------------------------------------------------------------- *	599	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *	600	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */	601	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */	602	void *
381	void *
382	rxvt_malloc (size_t size)	603	rxvt_malloc (size_t size)
383	{	604	{
384	void *p;
385
386	p = malloc (size);	605	void *p = malloc (size);
		606
387	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
388	return p;	610	return p;
389
390	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	611	}
395		612
396	/* EXTPROTO */	613	void *
397	void *
398	rxvt_calloc (size_t number, size_t size)	614	rxvt_calloc (size_t number, size_t size)
399	{	615	{
400	void *p;
401
402	p = calloc (number, size);	616	void *p = calloc (number, size);
		617
403	if (p)	618	if (!p)
		619	rxvt_fatal ("memory allocation failure. aborting.\n");
		620
404	return p;	621	return p;
405
406	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}	622	}
411		623
412	/* EXTPROTO */
413	void *	624	void *
414	rxvt_realloc (void *ptr, size_t size)	625	rxvt_realloc (void *ptr, size_t size)
415	{	626	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);	627	void *p = realloc (ptr, size);
420	else	628
421	p = malloc (size);
422	if (p)	629	if (!p)
		630	rxvt_fatal ("memory allocation failure. aborting.\n");
		631
423	return p;	632	return p;
424
425	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	633	}
430		634
431	/* ------------------------------------------------------------------------- *	635	/* ------------------------------------------------------------------------- *
432	* PRIVILEGED OPERATIONS *	636	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */	637	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */	638	/* take care of suid/sgid super-user (root) privileges */
435	void	639	void
436	rxvt_term::privileges (int mode)	640	rxvt_privileges (rxvt_privaction action)
437	{	641	{
		642	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		643	static uid_t euid;
		644	static gid_t egid;
		645	#endif
		646
438	#if ! defined(__CYGWIN32__)	647	#if ! defined(__CYGWIN32__)
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	648	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440	/* setreuid () is the poor man's setuid (), seteuid () */	649	/* setreuid () is the poor man's setuid (), seteuid () */
441	# define seteuid(a) setreuid(-1, (a))	650	# define seteuid(a) setreuid(-1, (a))
442	# define setegid(a) setregid(-1, (a))	651	# define setegid(a) setregid(-1, (a))
443	# define HAVE_SETEUID	652	# define HAVE_SETEUID
444	# endif	653	# endif
445	# ifdef HAVE_SETEUID	654	# ifdef HAVE_SETEUID
446	switch (mode)	655	switch (action)
447	{	656	{
448	case IGNORE:	657	case IGNORE:
449	/*	658	/*
450	* change effective uid/gid - not real uid/gid - so we can switch	659	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required	660	* back to root later, as required
…		…
461	seteuid (euid);	670	seteuid (euid);
462	setegid (egid);	671	setegid (egid);
463	break;	672	break;
464	}	673	}
465	# else	674	# else
466	switch (mode)	675	switch (action)
467	{	676	{
468	case IGNORE:	677	case IGNORE:
469	setuid (getuid ());	678	setuid (getuid ());
470	setgid (getgid ());	679	setgid (getgid ());
471	/* FALLTHROUGH */	680	/* FALLTHROUGH */
…		…
478	#endif	687	#endif
479	}	688	}
480		689
481	#ifdef UTMP_SUPPORT	690	#ifdef UTMP_SUPPORT
482	void	691	void
483	rxvt_term::privileged_utmp (char action)	692	rxvt_term::privileged_utmp (rxvt_privaction action)
484	{	693	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	694	if (OPTION (Opt_utmpInhibit)
486	action, next_utmp_action, getpid ()));	695	|| !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;	696	return;
491		697
492	privileges (RESTORE);	698	rxvt_privileges (RESTORE);
		699
493	if (action == SAVE)	700	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);	701	makeutent (pty.name, rs[Rs_display_name]);
497	}
498	else	702	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();	703	cleanutent ();
502	}	704
503	privileges (IGNORE);	705	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	}	706	}
564	#endif	707	#endif
565		708
566	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
567	/*	710	/*
568	* window size/position calculcations for XSizeHint and other storage.	711	* window size/position calculcations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	712	* if width/height are non-zero then override calculated width/height
570	*/	713	*/
571	void	714	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	715	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	716	{
574	short recalc_x, recalc_y;	717	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	718	int x, y, sb_w, mb_h, flags;
576	unsigned int w, h;	719	unsigned int w, h;
577	unsigned int max_width, max_height;	720	unsigned int max_width, max_height;
		721	dDisp;
578		722
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	723	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,	724	ncol, nrow, szHint.width, szHint.height));
581	szHint.height));	725
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	726	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	727	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	728	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		729
586	recalc_x = recalc_y = 0;	730	recalc_x = recalc_y = 0;
587	flags = 0;	731	flags = 0;
		732
588	if (!parsed_geometry)	733	if (!parsed_geometry)
589	{	734	{
590	parsed_geometry = 1;	735	parsed_geometry = 1;
		736
591	if (rs[Rs_geometry])	737	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	738	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		739
593	if (flags & WidthValue)	740	if (flags & WidthValue)
594	{	741	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	742	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	743	szHint.flags |= USSize;
597	}	744	}
		745
598	if (flags & HeightValue)	746	if (flags & HeightValue)
599	{	747	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	748	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	749	szHint.flags |= USSize;
602	}	750	}
		751
603	if (flags & XValue)	752	if (flags & XValue)
604	{	753	{
605	szHint.x = x;	754	szHint.x = x;
606	szHint.flags |= USPosition;	755	szHint.flags |= USPosition;
		756
607	if (flags & XNegative)	757	if (flags & XNegative)
608	{	758	{
609	recalc_x = 1;	759	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	760	szHint.win_gravity = NorthEastGravity;
611	}	761	}
612	}	762	}
		763
613	if (flags & YValue)	764	if (flags & YValue)
614	{	765	{
615	szHint.y = y;	766	szHint.y = y;
616	szHint.flags |= USPosition;	767	szHint.flags |= USPosition;
		768
617	if (flags & YNegative)	769	if (flags & YNegative)
618	{	770	{
619	recalc_y = 1;	771	recalc_y = 1;
		772
620	if (szHint.win_gravity == NorthEastGravity)	773	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	774	szHint.win_gravity = SouthEastGravity;
622	else	775	else
623	szHint.win_gravity = SouthWestGravity;	776	szHint.win_gravity = SouthWestGravity;
624	}	777	}
625	}	778	}
626	}	779	}
		780
627	/* TODO: BOUNDS */	781	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	782	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	783	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	784	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	785	max_height = MAX_ROWS * fheight;
632		786
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	787	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		788
635	sb_w = mb_h = 0;	789	sb_w = mb_h = 0;
636	window_vt_x = window_vt_y = 0;	790	window_vt_x = window_vt_y = int_bwidth;
		791
637	if (scrollbar_visible ())	792	if (scrollbar_visible ())
638	{	793	{
639	sb_w = scrollbar_TotalWidth ();	794	sb_w = scrollbar_TotalWidth ();
640	szHint.base_width += sb_w;	795	szHint.base_width += sb_w;
641	if (! (Options & Opt_scrollBar_right))	796	if (!OPTION (Opt_scrollBar_right))
642	window_vt_x = sb_w;	797	window_vt_x += sb_w;
643	}	798	}
		799
644	if (menubar_visible ())	800	if (menubar_visible ())
645	{	801	{
646	mb_h = menuBar_TotalHeight ();	802	mb_h = menuBar_TotalHeight ();
647	szHint.base_height += mb_h;	803	szHint.base_height += mb_h;
648	window_vt_y = mb_h;	804	window_vt_y += mb_h;
649	}	805	}
		806
650	szHint.width_inc = TermWin.fwidth;	807	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	808	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	809	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	810	szHint.min_height = szHint.base_height + szHint.height_inc;
654		811
655	if (width && width - szHint.base_width < max_width)	812	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	813	{
657	szHint.width = width;	814	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	815	width = newwidth - szHint.base_width;
659	}	816	}
660	else	817	else
661	{	818	{
662	MIN_IT (TermWin.width, max_width);	819	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	820	szHint.width = szHint.base_width + width;
664	}	821	}
		822
665	if (height && height - szHint.base_height < max_height)	823	if (newheight && newheight - szHint.base_height < max_height)
666	{	824	{
667	szHint.height = height;	825	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	826	height = newheight - szHint.base_height;
669	}	827	}
670	else	828	else
671	{	829	{
672	MIN_IT (TermWin.height, max_height);	830	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	831	szHint.height = szHint.base_height + height;
674	}	832	}
		833
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	834	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;	835	window_sb_x = szHint.width - sb_w;
677		836
678	if (recalc_x)	837	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	838	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);
681	if (recalc_y)	839	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	840	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		841
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	842	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	843	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	844	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	845	ncol, nrow, szHint.width,
689	szHint.height));	846	szHint.height));
690	return;	847	return;
691	}	848	}
692		849
693	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
…		…
696	* Called after a window size change.	853	* Called after a window size change.
697	*/	854	*/
698	void	855	void
699	rxvt_term::tt_winch ()	856	rxvt_term::tt_winch ()
700	{	857	{
		858	if (pty.pty < 0)
		859	return;
		860
701	struct winsize ws;	861	struct winsize ws;
702		862
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	863	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	864	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	865	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	866	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	867	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
711	#else	868
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	869	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	870	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	871	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	872	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	873	#endif
719	}	874	}
720		875
721	/*----------------------------------------------------------------------*/	876	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	877	/* set_fonts () - load and set the various fonts
723	/*	878	*
724	* init = 1 - initialize	879	* init = 1 - initialize
725	*	880	*
726	* fontname == FONT_UP - switch to bigger font	881	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	882	* fontname == FONT_DN - switch to smaller font
728	*/	883	*/
729	bool	884	bool
730	rxvt_term::change_font (const char *fontname)	885	rxvt_term::set_fonts ()
731	{	886	{
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);	887	rxvt_fontset *fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop;
743		889
744	if (fs && fs->populate (fontname))	890	if (!fs
		891	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		892	|| !fs->realize_font (1))
		893	{
		894	delete fs;
		895	return false;
		896	}
		897
		898	#if ENABLE_STYLES
		899	for (int i = RS_styleCount; --i; )
		900	if (fontset[i] != fontset[0])
		901	delete fontset[i];
		902	#endif
		903
		904	delete fontset[0];
		905	fontset[0] = fs;
		906
		907	prop = (*fs)[1]->properties ();
		908	prop.height += lineSpace;
		909	fs->set_prop (prop);
		910
		911	fwidth = prop.width;
		912	fheight = prop.height;
		913	fbase = (*fs)[1]->ascent;
		914
		915	for (int style = 1; style < 4; style++)
		916	{
		917	#if ENABLE_STYLES
		918	const char *res = rs[Rs_font + style];
		919
		920	if (res && !*res)
		921	fontset[style] = fontset[0];
		922	else
745	{	923	{
746	delete TermWin.fontset;	924	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	925	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		926
752	// TODO: screen needs to be told about new fonts	927	if (res)
		928	prop2.weight = prop2.slant = rxvt_fontprop::unset;
753		929	else
754	if (TermWin.parent[0])
755	{	930	{
756	resize_all_windows (0, 0, 0);	931	res = fontset[0]->fontdesc;
757	scr_remap_chars ();	932
758	scr_touch (true);	933	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		934	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
759	}	935	}
760		936
761	return true;	937	fs->populate (res);
		938	fs->set_prop (prop2);
762	}	939	}
		940	#else
		941	fontset[style] = fontset[0];
		942	#endif
		943	}
		944
		945	if (parent[0])
763	}	946	{
		947	resize_all_windows (0, 0, 0);
		948	scr_remap_chars ();
		949	scr_touch (true);
		950	}
764		951
765	return false;	952	return true;
766	}	953	}
767		954
768	bool	955	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
769	rxvt_term::font_up_down (int n, int direction)
770	{	956	{
771	return false;	957	XChangeProperty (display->display, parent[0],
		958	prop, XA_STRING, 8, PropModeReplace,
		959	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		960	}
		961
		962	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		963	{
		964	wchar_t *ws = rxvt_mbstowcs (str, len);
		965	char *s = rxvt_wcstoutf8 (ws);
		966
		967	XChangeProperty (display->display, parent[0],
		968	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		969	(const unsigned char *)s, strlen (s));
		970
		971	free (s);
		972	free (ws);
772	}	973	}
773		974
774	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
775	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
776	/* xterm sequences - title, iconName, color (exptl) */	977	/* xterm sequences - title, iconName, color (exptl) */
777	void	978	void
778	rxvt_term::set_title (const char *str)	979	rxvt_term::set_title (const char *str)
779	{	980	{
780	#ifndef SMART_WINDOW_TITLE	981	set_string_property (XA_WM_NAME, str);
781	XStoreName (display->display, TermWin.parent[0], str);	982	#if ENABLE_EWMH
782	#else	983	set_utf8_property (xa[XA_NET_WM_NAME], str);
783	char *name;
784
785	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
786	name = NULL;
787	if (name == NULL || STRCMP (name, str))
788	XStoreName (display->display, TermWin.parent[0], str);
789	if (name)
790	XFree (name);
791	#endif	984	#endif
792	}	985	}
793		986
794	void	987	void
795	rxvt_term::set_iconName (const char *str)	988	rxvt_term::set_icon_name (const char *str)
796	{	989	{
797	#ifndef SMART_WINDOW_TITLE	990	set_string_property (XA_WM_ICON_NAME, str);
798	XSetIconName (display->display, TermWin.parent[0], str);	991	#if ENABLE_EWMH
799	#else	992	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
800	char *name;
801
802	if (XGetIconName (display->display, TermWin.parent[0], &name))
803	name = NULL;
804	if (name == NULL || STRCMP (name, str))
805	XSetIconName (display->display, TermWin.parent[0], str);
806	if (name)
807	XFree (name);
808	#endif	993	#endif
809	}	994	}
810		995
811	#ifdef XTERM_COLOR_CHANGE	996	#ifdef XTERM_COLOR_CHANGE
812	void	997	void
813	rxvt_term::set_window_color (int idx, const char *color)	998	rxvt_term::set_window_color (int idx, const char *color)
814	{	999	{
815	rxvt_color xcol;	1000	rxvt_color xcol;
816	int i;	1001	int i;
817		1002
818	if (color == NULL || *color == '\0')	1003	if (color == NULL || *color == '\0')
819	return;	1004	return;
820		1005
821	/* handle color aliases */	1006	/* handle color aliases */
822	if (isdigit (*color))	1007	if (isdigit (*color))
823	{	1008	{
824	i = atoi (color);	1009	i = atoi (color);
		1010
825	if (i >= 8 && i <= 15)	1011	if (i >= 8 && i <= 15)
826	{ /* bright colors */	1012	{ /* bright colors */
827	i -= 8;	1013	i -= 8;
828	# ifndef NO_BRIGHTCOLOR	1014	# ifndef NO_BRIGHTCOLOR
829	PixColors[idx] = PixColors[minBrightCOLOR + i];	1015	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
830	SET_PIXCOLOR (idx);	1016	SET_PIXCOLOR (idx);
831	goto Done;	1017	goto done;
832	# endif	1018	# endif
833
834	}	1019	}
		1020
835	if (i >= 0 && i <= 7)	1021	if (i >= 0 && i <= 7)
836	{ /* normal colors */	1022	{ /* normal colors */
837	PixColors[idx] = PixColors[minCOLOR + i];	1023	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
838	SET_PIXCOLOR (idx);	1024	SET_PIXCOLOR (idx);
839	goto Done;	1025	goto done;
840	}	1026	}
841	}	1027	}
		1028
842	if (!rXParseAllocColor (& xcol, color))	1029	if (!rXParseAllocColor (&xcol, color))
843	return;	1030	return;
		1031
844	/* XStoreColor (display->display, XCMAP, XColor*); */	1032	/* XStoreColor (display->display, display->cmap, XColor*); */
845		1033
846	/*	1034	/*
847	* FIXME: should free colors here, but no idea how to do it so instead,	1035	* FIXME: should free colors here, but no idea how to do it so instead,
848	* so just keep gobbling up the colormap	1036	* so just keep gobbling up the colormap
849	*/	1037	*/
850	# if 0	1038	# if 0
851	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
852	if (PixColors[idx] == PixColors[i])	1040	if (pix_colors[idx] == pix_colors[i])
853	break;	1041	break;
854	if (i > Color_White)	1042	if (i > Color_White)
855	{	1043	{
856	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1044	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
857	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1045	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
858	DisplayPlanes (display->display, display->screen));	1046	DisplayPlanes (display->display, display->screen));
859	}	1047	}
860	# endif	1048	# endif
861		1049
862	PixColors[idx] = xcol;	1050	pix_colors_focused[idx] = xcol;
863	SET_PIXCOLOR (idx);	1051	SET_PIXCOLOR (idx);
864		1052
865	/* XSetWindowAttributes attr; */	1053	/* XSetWindowAttributes attr; */
866	/* Cursor cursor; */	1054	/* Cursor cursor; */
867	Done:	1055	done:
868	if (idx == Color_bg && ! (Options & Opt_transparent))
869	XSetWindowBackground (display->display, TermWin.vt,
870	PixColors[Color_bg]);
871		1056
		1057	#if OFF_FOCUS_FADING
		1058	if (rs[Rs_fade])
		1059	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1060	#endif
		1061
872	/* handle Color_BD, scrollbar background, etc. */	1062	/*TODO: handle Color_BD, scrollbar background, etc. */
873		1063
874	set_colorfgbg ();
875	recolour_cursor ();	1064	recolour_cursor ();
876	/* the only reasonable way to enforce a clean update */	1065	scr_recolour ();
877	scr_poweron ();
878	}	1066	}
879		1067
880	#else	1068	#else
881	# define set_window_color (idx,color) ((void)0)	1069	# define set_window_color (idx,color) ((void)0)
882	#endif /* XTERM_COLOR_CHANGE */	1070	#endif /* XTERM_COLOR_CHANGE */
883		1071
884	void	1072	void
885	rxvt_term::recolour_cursor ()	1073	rxvt_term::recolour_cursor ()
886	{	1074	{
887	#if TODO
888	rxvt_color xcol[2];	1075	XColor xcol[2];
889		1076
890	xcol[0] = PixColors[Color_pointer];	1077	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
891	xcol[1] = PixColors[Color_bg];	1078	? pix_colors_focused[Color_pointer_fg]
		1079	: pix_colors_focused[Color_fg];
		1080	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1081	? pix_colors_focused[Color_pointer_bg]
		1082	: pix_colors_focused[Color_bg];
		1083
892	XQueryColors (display->display, XCMAP, xcol, 2);	1084	XQueryColors (display->display, display->cmap, xcol, 2);
893	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1085	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
894	#endif
895	}	1086	}
896		1087
897	/*----------------------------------------------------------------------*/	1088	/*----------------------------------------------------------------------*/
898	/*	1089	/*
899	* find if fg/bg matches any of the normal (low-intensity) colors	1090	* find if fg/bg matches any of the normal (low-intensity) colors
900	*/	1091	*/
901	void	1092	void
902	rxvt_term::set_colorfgbg ()	1093	rxvt_term::set_colorfgbg ()
903	{	1094	{
904	unsigned int i;	1095	unsigned int i;
905	const char *xpmb = "\0";	1096	const char *xpmb = "\0";
906	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1097	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
907		1098
908	env_colorfgbg =
909	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1099	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
910	STRCPY (fstr, "default");	1100	strcpy (fstr, "default");
911	STRCPY (bstr, "default");	1101	strcpy (bstr, "default");
912	for (i = Color_Black; i <= Color_White; i++)	1102	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[Color_fg] == PixColors[i])	1103	if (pix_colors[Color_fg] == pix_colors[i])
914	{	1104	{
915	sprintf (fstr, "%d", (i - Color_Black));	1105	sprintf (fstr, "%d", (i - Color_Black));
916	break;	1106	break;
917	}	1107	}
		1108
918	for (i = Color_Black; i <= Color_White; i++)	1109	for (i = Color_Black; i <= Color_White; i++)
919	if (PixColors[Color_bg] == PixColors[i])	1110	if (pix_colors[Color_bg] == pix_colors[i])
920	{	1111	{
921	sprintf (bstr, "%d", (i - Color_Black));	1112	sprintf (bstr, "%d", (i - Color_Black));
922	#ifdef XPM_BACKGROUND	1113	#ifdef XPM_BACKGROUND
923	xpmb = "default;";	1114	xpmb = "default;";
924	#endif	1115	#endif
925	break;	1116	break;
926	}	1117	}
927		1118
928	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1119	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
929
930	#ifndef NO_BRIGHTCOLOR
931	colorfgbg = DEFAULT_RSTYLE;
932	for (i = minCOLOR; i <= maxCOLOR; i++)
933	{
934	if (PixColors[Color_fg] == PixColors[i])
935	colorfgbg = SET_FGCOLOR (colorfgbg, i);
936	if (PixColors[Color_bg] == PixColors[i])
937	colorfgbg = SET_BGCOLOR (colorfgbg, i);
938	}
939	#endif
940	}	1120	}
941		1121
942	/*----------------------------------------------------------------------*/	1122	/*----------------------------------------------------------------------*/
943	/*
944	* Colour determination for low colour displays, routine from
945	* Hans de Goede <hans@highrise.nl>
946	*/
947		1123
948	int	1124	int
949	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1125	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
950	{	1126	{
951	if (!screen_in_out->set (display, colour))	1127	if (!screen_in_out->set (display, colour))
952	{	1128	{
953	rxvt_print_error ("can't allocate colour: %s", colour);	1129	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
954	return false;	1130	return false;
955	}	1131	}
956		1132
957	return true;	1133	return true;
958	}	1134	}
959		1135
960	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
961	* - WINDOW RESIZING - *	1137	* - WINDOW RESIZING - *
962	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
963	void	1139	void
964	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1140	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
965	{	1141	{
966	int fix_screen;	1142	int fix_screen;
967
968	#ifdef SMART_RESIZE
969	int old_width = szHint.width, old_height = szHint.height;	1143	int old_width = szHint.width, old_height = szHint.height;
970	#endif	1144	dDisp;
971		1145
972	window_calc (width, height);	1146	window_calc (newwidth, newheight);
973	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1147	XSetWMNormalHints (disp, parent[0], &szHint);
		1148
974	if (!ignoreparent)	1149	if (!ignoreparent)
975	{	1150	{
976	#ifdef SMART_RESIZE	1151	#ifdef SMART_RESIZE
977	/*	1152	/*
978	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1153	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
981	int x, y, x1, y1;	1156	int x, y, x1, y1;
982	int dx, dy;	1157	int dx, dy;
983	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1158	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
984	Window unused_cr;	1159	Window unused_cr;
985		1160
986	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1161	XTranslateCoordinates (disp, parent[0], display->root,
987	0, 0, &x, &y, &unused_cr);	1162	0, 0, &x, &y, &unused_cr);
988	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1163	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
989	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1164	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
990	/*	1165	/*
991	* if display->root isn't the parent window, a WM will probably have offset	1166	* if display->root isn't the parent window, a WM will probably have offset
992	* our position for handles and decorations. Counter it	1167	* our position for handles and decorations. Counter it
993	*/	1168	*/
…		…
995	{	1170	{
996	x -= x1;	1171	x -= x1;
997	y -= y1;	1172	y -= y1;
998	}	1173	}
999		1174
1000	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1175	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1001	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1176	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1002	dx = old_width - szHint.width;	1177	dx = old_width - szHint.width;
1003	dy = old_height - szHint.height;	1178	dy = old_height - szHint.height;
1004		1179
1005	/* Check position of the center of the window */	1180	/* Check position of the center of the window */
1006	if (x < x1) /* left half */	1181	if (x < x1) /* left half */
…		…
1010	if (y < y1) /* top half */	1185	if (y < y1) /* top half */
1011	dy = 0;	1186	dy = 0;
1012	else if (y == y1) /* exact center */	1187	else if (y == y1) /* exact center */
1013	dy /= 2;	1188	dy /= 2;
1014		1189
1015	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1190	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1016	szHint.width, szHint.height);	1191	szHint.width, szHint.height);
1017	#else	1192	#else
1018	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1193	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1019	szHint.height);
1020	#endif	1194	#endif
1021
1022	}	1195	}
1023		1196
1024	fix_screen = (TermWin.ncol != prev_ncol	1197	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1025	|| TermWin.nrow != prev_nrow);
1026		1198
1027	if (fix_screen || width != old_width || height != old_height)	1199	if (fix_screen || newwidth != old_width || newheight != old_height)
1028	{	1200	{
1029	if (scrollbar_visible ())	1201	if (scrollbar_visible ())
1030	{	1202	{
1031	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1203	XMoveResizeWindow (disp, scrollBar.win,
		1204	window_sb_x, 0,
1032	0, scrollbar_TotalWidth (), szHint.height);	1205	scrollbar_TotalWidth (), szHint.height);
1033	resize_scrollbar ();	1206	resize_scrollbar ();
1034	}	1207	}
1035		1208
1036	if (menubar_visible ())	1209	if (menubar_visible ())
1037	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1210	XMoveResizeWindow (disp, menuBar.win,
		1211	window_vt_x, 0,
1038	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1212	TermWin_TotalWidth (), menuBar_TotalHeight ());
1039		1213
1040	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1214	XMoveResizeWindow (disp, vt,
1041	window_vt_y, TermWin_TotalWidth (),	1215	window_vt_x, window_vt_y,
1042	TermWin_TotalHeight ());	1216	TermWin_TotalWidth (), TermWin_TotalHeight ());
		1217
1043	scr_clear ();	1218	scr_clear ();
1044	#ifdef XPM_BACKGROUND	1219	#ifdef XPM_BACKGROUND
1045	resize_pixmap ();	1220	resize_pixmap ();
1046	#endif	1221	#endif
1047
1048	}	1222	}
1049		1223
1050	if (fix_screen || old_height == 0)	1224	if (fix_screen || old_height == 0)
1051	{	1225	{
1052	int curr_screen = -1;	1226	int curr_screen = -1;
1053	int old_ncol = prev_ncol;	1227	int old_ncol = prev_ncol;
1054		1228
1055	/* scr_reset only works on the primary screen */	1229	/* scr_reset only works on the primary screen */
1056	if (old_height) /* this is not the first time through */	1230	if (old_height) /* this is not the first time through */
1057	{	1231	{
1058	unsigned int ncol = TermWin.ncol;	1232	unsigned int ocol = ncol;
1059	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1233	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1060	curr_screen = scr_change_screen (PRIMARY);	1234	curr_screen = scr_change_screen (PRIMARY);
1061	TermWin.ncol = ncol;	1235	ncol = ocol;
1062	}	1236	}
1063		1237
1064	scr_reset ();	1238	scr_reset ();
1065		1239
1066	if (curr_screen >= 0) /* this is not the first time through */	1240	if (curr_screen >= 0) /* this is not the first time through */
1067	{	1241	{
1068	scr_change_screen (curr_screen);	1242	scr_change_screen (curr_screen);
1069	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1243	selection_check (old_ncol != ncol ? 4 : 0);
1070	}	1244	}
1071	}	1245	}
1072		1246
1073	old_width = szHint.width;	1247	old_width = szHint.width;
1074	old_height = szHint.height;	1248	old_height = szHint.height;
		1249
		1250	#ifdef XPM_BACKGROUND
		1251	if (pixmap)
		1252	scr_touch (false);
		1253	#endif
1075		1254
1076	#ifdef USE_XIM	1255	#ifdef USE_XIM
1077	IMSetStatusPosition ();	1256	IMSetStatusPosition ();
1078	#endif	1257	#endif
1079	}	1258	}
…		…
1081	/*	1260	/*
1082	* Set the width/height of the vt window in characters. Units are pixels.	1261	* Set the width/height of the vt window in characters. Units are pixels.
1083	* good for toggling 80/132 columns	1262	* good for toggling 80/132 columns
1084	*/	1263	*/
1085	void	1264	void
1086	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1265	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1087	{	1266	{
1088	XWindowAttributes wattr;	1267	XWindowAttributes wattr;
1089		1268
1090	if (width == 0 || height == 0)	1269	if (newwidth == 0 || newheight == 0)
1091	{	1270	{
1092	XGetWindowAttributes (display->display, display->root, &wattr);	1271	XGetWindowAttributes (display->display, display->root, &wattr);
		1272
1093	if (width == 0)	1273	if (newwidth == 0)
1094	width = wattr.width - szHint.base_width;	1274	newwidth = wattr.width - szHint.base_width;
1095	if (height == 0)	1275	if (newheight == 0)
1096	height = wattr.height - szHint.base_height;	1276	newheight = wattr.height - szHint.base_height;
1097	}
1098	if (width != TermWin.width || height != TermWin.height)
1099	{	1277	}
		1278
		1279	if (newwidth != width || newheight != height)
		1280	{
1100	width += szHint.base_width;	1281	newwidth += szHint.base_width;
1101	height += szHint.base_height;	1282	newheight += szHint.base_height;
1102	resize_all_windows (width, height, 0);	1283	resize_all_windows (newwidth, newheight, 0);
1103	}	1284	}
1104	}	1285	}
1105		1286
1106	/* -------------------------------------------------------------------- *	1287	/* -------------------------------------------------------------------- *
1107	* - X INPUT METHOD ROUTINES - *	1288	* - X INPUT METHOD ROUTINES - *
1108	* -------------------------------------------------------------------- */	1289	* -------------------------------------------------------------------- */
1109	#ifdef USE_XIM	1290	#ifdef USE_XIM
1110		1291
1111	void	1292	void
		1293	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1294	{
		1295	fg = pix_colors[Color_fg];
		1296	bg = pix_colors[Color_bg];
		1297	}
		1298
		1299	void
1112	rxvt_term::im_set_size (XRectangle *size)	1300	rxvt_term::im_set_size (XRectangle &size)
1113	{	1301	{
1114	size->x = TermWin.int_bwidth;	1302	// the int_bwidth terms make no sense to me
1115	size->y = TermWin.int_bwidth;	1303	size.x = int_bwidth;
1116	size->width = Width2Pixel (TermWin.ncol);	1304	size.y = int_bwidth;
1117	size->height = Height2Pixel (TermWin.nrow);	1305	size.width = Width2Pixel (ncol) + int_bwidth;
		1306	size.height = Height2Pixel (nrow) + int_bwidth;
1118	}	1307	}
1119		1308
1120	void	1309	void
1121	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1310	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1311	XRectangle &status_rect,
		1312	const XRectangle &needed_rect)
1122	{	1313	{
1123	*fg = PixColors[Color_fg];	1314	preedit_rect.x = needed_rect.width;
1124	*bg = PixColors[Color_bg];	1315	preedit_rect.y = 0;
		1316	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1317	preedit_rect.height = fheight;
		1318
		1319	status_rect.x = 0;
		1320	status_rect.y = 0;
		1321	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1322	status_rect.height = fheight;
1125	}	1323	}
1126		1324
1127	/* Checking whether input method is running. */	1325	/* Checking whether input method is running. */
1128	bool	1326	bool
1129	rxvt_term::IMisRunning ()	1327	rxvt_term::IMisRunning ()
1130	{	1328	{
1131	char *p;	1329	char *p;
1132	Atom atom;	1330	Atom atom;
1133	Window win;	1331	Window win;
1134	char server[IMBUFSIZ];	1332	char server[IMBUFSIZ];
1135		1333
1136	/* get current locale modifier */	1334	/* get current locale modifier */
1137	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1335	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1138	{	1336	{
1139	STRCPY (server, "@server=");	1337	strcpy (server, "@server=");
1140	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1338	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1339
1141	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1340	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1142	*p = '\0';	1341	*p = '\0';
1143		1342
1144	atom = XInternAtom (display->display, server, False);	1343	atom = XInternAtom (display->display, server, False);
1145	win = XGetSelectionOwner (display->display, atom);	1344	win = XGetSelectionOwner (display->display, atom);
		1345
1146	if (win != None)	1346	if (win != None)
1147	return True;	1347	return True;
1148	}	1348	}
		1349
1149	return False;	1350	return False;
1150	}	1351	}
1151		1352
1152	void	1353	void
1153	rxvt_term::IMSendSpot ()	1354	rxvt_term::IMSendSpot ()
1154	{	1355	{
1155	XPoint spot;	1356	XPoint nspot;
1156	XVaNestedList preedit_attr;	1357	XVaNestedList preedit_attr;
1157		1358
1158	if (Input_Context == NULL	1359	if (!Input_Context
		1360	|| !focus
1159	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1361	|| !(input_style & XIMPreeditPosition))
1160	|| ! (event_type == KeyPress
1161	|| event_type == Expose
1162	|| event_type == NoExpose
1163	|| event_type == SelectionNotify
1164	|| event_type == ButtonRelease || event_type == FocusIn)
1165	|| !IMisRunning ())
1166	return;	1362	return;
1167		1363
1168	im_set_position (&spot);	1364	im_set_position (nspot);
		1365
		1366	if (nspot.x == spot.x && nspot.y == spot.y)
		1367	return;
		1368
		1369	spot = nspot;
1169		1370
1170	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1371	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1171	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1372	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1172	XFree (preedit_attr);	1373	XFree (preedit_attr);
1173	}	1374	}
1174		1375
1175	void	1376	void
1176	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1177	XRectangle * needed_rect)
1178	{
1179	int mbh, vtx = 0;
1180
1181	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1182	vtx = scrollbar_TotalWidth ();
1183
1184	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1185	mbh -= TermWin.lineSpace;
1186
1187	preedit_rect->x = needed_rect->width + vtx;
1188	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1189
1190	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1191	preedit_rect->height = Height2Pixel (1);
1192
1193	status_rect->x = vtx;
1194	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1195
1196	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1197	status_rect->height = Height2Pixel (1);
1198	}
1199
1200	void
1201	rxvt_term::im_destroy ()	1377	rxvt_term::im_destroy ()
1202	{	1378	{
1203	if (Input_Context)
1204	{
1205	XDestroyIC (Input_Context);
1206	Input_Context = NULL;
1207	}
1208
1209	if (input_method)	1379	if (input_method)
1210	{	1380	{
		1381	if (Input_Context && input_method->xim)
		1382	XDestroyIC (Input_Context);
		1383
1211	display->put_xim (input_method);	1384	display->put_xim (input_method);
1212	input_method = 0;	1385	input_method = 0;
1213	}	1386	}
		1387
		1388	Input_Context = 0;
1214	}	1389	}
1215		1390
1216	/*	1391	/*
1217	* Try to open a XIM with the current modifiers, then see if we can	1392	* Try to open a XIM with the current modifiers, then see if we can
1218	* open a suitable preedit type	1393	* open a suitable preedit type
1219	*/	1394	*/
1220	bool	1395	bool
1221	rxvt_term::IM_get_IC (const char *modifiers)	1396	rxvt_term::IM_get_IC (const char *modifiers)
1222	{	1397	{
1223	int i, j, found;	1398	int i, j, found;
1224	XIM xim;	1399	XIM xim;
1225	XPoint spot;	1400	XPoint spot;
1226	XRectangle rect, status_rect, needed_rect;	1401	XRectangle rect, status_rect, needed_rect;
1227	unsigned long fg, bg;	1402	unsigned long fg, bg;
1228	const char *p;	1403	const char *p;
1229	char **s;	1404	char **s;
1230	XIMStyles *xim_styles;	1405	XIMStyles *xim_styles;
1231	XVaNestedList preedit_attr, status_attr;
1232		1406
1233	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1407	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1234	return false;	1408	return false;
1235		1409
1236	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1410	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1237	input_method = display->get_xim (locale, modifiers);	1411	input_method = display->get_xim (locale, modifiers);
1238	if (input_method == NULL)	1412	if (input_method == NULL)
1239	return false;	1413	return false;
1240		1414
1241	xim = input_method->xim;	1415	xim = input_method->xim;
		1416	spot.x = spot.y = -1;
1242		1417
1243	xim_styles = NULL;	1418	xim_styles = NULL;
1244	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1245	|| !xim_styles || !xim_styles->count_styles)	1420	|| !xim_styles || !xim_styles->count_styles)
1246	{	1421	{
1247	display->put_xim (input_method);	1422	im_destroy ();
1248	return false;	1423	return false;
1249	}	1424	}
1250		1425
1251	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1426	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1427
		1428	for (int pi = 0; pi < 2; pi++)
		1429	{
		1430	p = pet[pi];
		1431
		1432	if (!p)
		1433	continue;
		1434
1252	s = rxvt_splitcommastring (p);	1435	s = rxvt_splitcommastring (p);
		1436
1253	for (i = found = 0; !found && s[i]; i++)	1437	for (i = found = 0; !found && s[i]; i++)
1254	{	1438	{
1255	if (!STRCMP (s[i], "OverTheSpot"))	1439	if (!strcmp (s[i], "OverTheSpot"))
1256	input_style = (XIMPreeditPosition | XIMStatusNothing);	1440	input_style = (XIMPreeditPosition | XIMStatusNothing);
1257	else if (!STRCMP (s[i], "OffTheSpot"))	1441	else if (!strcmp (s[i], "OffTheSpot"))
1258	input_style = (XIMPreeditArea | XIMStatusArea);	1442	input_style = (XIMPreeditArea | XIMStatusArea);
1259	else if (!STRCMP (s[i], "Root"))	1443	else if (!strcmp (s[i], "Root"))
1260	input_style = (XIMPreeditNothing | XIMStatusNothing);	1444	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1445	else if (!strcmp (s[i], "None"))
		1446	input_style = (XIMPreeditNone | XIMStatusNone);
1261		1447
1262	for (j = 0; j < xim_styles->count_styles; j++)	1448	for (j = 0; j < xim_styles->count_styles; j++)
1263	if (input_style == xim_styles->supported_styles[j])	1449	if (input_style == xim_styles->supported_styles[j])
1264	{	1450	{
		1451	rxvt_freecommastring (s);
		1452
1265	found = 1;	1453	found = 1;
1266	break;	1454	goto foundpet;
		1455	}
		1456
1267	}	1457	}
1268	}
1269		1458
1270	for (i = 0; s[i]; i++)	1459	rxvt_freecommastring (s);
1271	free (s[i]);	1460	}
1272		1461
1273	free (s);	1462	foundpet:
		1463
1274	XFree (xim_styles);	1464	XFree (xim_styles);
1275		1465
1276	if (!found)	1466	if (!found)
1277	{	1467	{
1278	display->put_xim (input_method);	1468	im_destroy ();
1279	return false;	1469	return false;
1280	}	1470	}
1281		1471
1282	preedit_attr = status_attr = NULL;	1472	XFontSet fs = 0;
		1473	XVaNestedList preedit_attr = 0, status_attr = 0;
		1474
		1475	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1476	{
		1477	// fake us a font-set, please
		1478	char **missing_charset_list;
		1479	int missing_charset_count;
		1480	char *def_string;
		1481	char pat[512];
		1482
		1483	sprintf (pat,
		1484	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"*",
		1490	fheight,
		1491	fheight + 1, fheight - 1,
		1492	fheight - 2, fheight + 2);
		1493
		1494	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1495	&missing_charset_list, &missing_charset_count, &def_string);
		1496
		1497	if (missing_charset_list)
		1498	XFreeStringList (missing_charset_list);
		1499
		1500	if (!fs)
		1501	{
		1502	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1503	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1504	}
		1505	}
1283		1506
1284	if (input_style & XIMPreeditPosition)	1507	if (input_style & XIMPreeditPosition)
1285	{	1508	{
1286	im_set_size (&rect);	1509	im_set_size (rect);
1287	im_set_position (&spot);	1510	im_set_position (spot);
1288	im_set_color (&fg, &bg);	1511	im_set_color (fg, bg);
1289		1512
1290	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1513	preedit_attr = XVaCreateNestedList (0,
		1514	XNForeground, fg,
		1515	XNBackground, bg,
		1516	XNArea, &rect,
1291	XNSpotLocation, &spot,	1517	XNSpotLocation, &spot,
1292	XNForeground, fg, XNBackground, bg,
1293	//XNFontSet, TermWin.fontset,	1518	XNFontSet, fs,
1294	NULL);	1519	NULL);
1295	}	1520	}
1296	else if (input_style & XIMPreeditArea)	1521	else if (input_style & XIMPreeditArea)
1297	{	1522	{
1298	im_set_color (&fg, &bg);	1523	im_set_color (fg, bg);
1299		1524
1300	/*	1525	/*
1301	* The necessary width of preedit area is unknown	1526	* The necessary width of preedit area is unknown
1302	* until create input context.	1527	* until create input context.
1303	*/	1528	*/
1304	needed_rect.width = 0;	1529	needed_rect.width = 0;
1305
1306	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1530	im_set_preedit_area (rect, status_rect, needed_rect);
1307		1531
1308	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1532	preedit_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
1309	XNForeground, fg, XNBackground, bg,	1534	XNBackground, bg,
		1535	XNArea, &rect,
		1536	XNFontSet, fs,
		1537	NULL);
		1538	status_attr = XVaCreateNestedList (0,
		1539	XNForeground, fg,
		1540	XNBackground, bg,
		1541	XNArea, &status_rect,
1310	//XNFontSet, TermWin.fontset,	1542	XNFontSet, fs,
1311	NULL);	1543	NULL);
1312	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1313	XNForeground, fg, XNBackground, bg,
1314	//XNFontSet, TermWin.fontset,
1315	NULL);
1316	}	1544	}
1317		1545
1318	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1546	Input_Context = XCreateIC (xim,
		1547	XNInputStyle, input_style,
1319	XNClientWindow, TermWin.parent[0],	1548	XNClientWindow, vt,
1320	XNFocusWindow, TermWin.parent[0],	1549	XNFocusWindow, parent[0],
1321	preedit_attr ? XNPreeditAttributes : NULL,	1550	preedit_attr ? XNPreeditAttributes : NULL,
1322	preedit_attr,	1551	preedit_attr,
1323	status_attr ? XNStatusAttributes : NULL,	1552	status_attr ? XNStatusAttributes : NULL,
1324	status_attr, NULL);	1553	status_attr, NULL);
		1554
1325	if (preedit_attr) XFree (preedit_attr);	1555	if (preedit_attr) XFree (preedit_attr);
1326	if (status_attr) XFree (status_attr);	1556	if (status_attr) XFree (status_attr);
		1557	if (fs) XFreeFontSet (display->display, fs);
1327		1558
1328	if (Input_Context == NULL)	1559	if (Input_Context == NULL)
1329	{	1560	{
1330	rxvt_print_error ("failed to create input context");	1561	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1331	display->put_xim (input_method);	1562	im_destroy ();
1332	return false;	1563	return false;
1333	}	1564	}
1334		1565
1335	if (input_style & XIMPreeditArea)	1566	if (input_style & XIMPreeditArea)
1336	IMSetStatusPosition ();	1567	IMSetStatusPosition ();
…		…
1340	}	1571	}
1341		1572
1342	void	1573	void
1343	rxvt_term::im_cb ()	1574	rxvt_term::im_cb ()
1344	{	1575	{
1345	int i, found, had_im;	1576	int i;
1346	const char *p;	1577	const char *p;
1347	char **s;	1578	char **s;
1348	char buf[IMBUFSIZ];	1579	char buf[IMBUFSIZ];
1349		1580
		1581	SET_R (this);
		1582
1350	im_destroy ();	1583	im_destroy ();
1351		1584
1352	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1585	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1353	if (Input_Context)	1586	if (Input_Context)
1354	return;	1587	return;
…		…
1362	if (p && *p)	1595	if (p && *p)
1363	{	1596	{
1364	bool found = false;	1597	bool found = false;
1365		1598
1366	s = rxvt_splitcommastring (p);	1599	s = rxvt_splitcommastring (p);
		1600
1367	for (i = 0; s[i]; i++)	1601	for (i = 0; s[i]; i++)
1368	{	1602	{
1369	if (*s[i])	1603	if (*s[i])
1370	{	1604	{
1371	STRCPY (buf, "@im=");	1605	strcpy (buf, "@im=");
1372	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1606	strncat (buf, s[i], IMBUFSIZ - 5);
1373	if (IM_get_IC (buf))	1607	if (IM_get_IC (buf))
1374	{	1608	{
1375	found = true;	1609	found = true;
1376	break;	1610	break;
1377	}	1611	}
1378	}	1612	}
1379	}	1613	}
1380	for (i = 0; s[i]; i++)	1614
1381	free (s[i]);	1615	rxvt_freecommastring (s);
1382	free (s);
1383		1616
1384	if (found)	1617	if (found)
1385	goto done;	1618	goto done;
1386	}	1619	}
1387		1620
…		…
1401	}	1634	}
1402		1635
1403	void	1636	void
1404	rxvt_term::IMSetStatusPosition ()	1637	rxvt_term::IMSetStatusPosition ()
1405	{	1638	{
1406	XRectangle preedit_rect, status_rect, *needed_rect;	1639	XRectangle preedit_rect, status_rect, *needed_rect;
1407	XVaNestedList preedit_attr, status_attr;	1640	XVaNestedList preedit_attr, status_attr;
1408		1641
1409	if (Input_Context == NULL	1642	if (!Input_Context
		1643	|| !focus
1410	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1644	|| !(input_style & XIMPreeditArea)
1411	|| !IMisRunning ())	1645	|| !IMisRunning ())
1412	return;	1646	return;
1413		1647
1414	/* Getting the necessary width of preedit area */	1648	/* Getting the necessary width of preedit area */
1415	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1416	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1650	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1417	XFree (status_attr);	1651	XFree (status_attr);
1418		1652
1419	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1653	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1654	XFree (needed_rect);
1420		1655
1421	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1656	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1657	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1423		1658
1424	XSetICValues (Input_Context,	1659	XSetICValues (Input_Context,
1425	XNPreeditAttributes, preedit_attr,	1660	XNPreeditAttributes, preedit_attr,
1426	XNStatusAttributes, status_attr, NULL);	1661	XNStatusAttributes, status_attr, NULL);
1427		1662
1428	XFree (preedit_attr);	1663	XFree (preedit_attr);
1429	XFree (status_attr);	1664	XFree (status_attr);
1430	}	1665	}
1431	#endif /* USE_XIM */	1666	#endif /* USE_XIM */

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