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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.44 by pcg, Tue Feb 24 16:25:44 2004 UTC vs.
Revision 1.151 by root, Wed Dec 21 19:50:16 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */
36		35
		36	#include <limits>
		37
37	#include <signal.h>	38	#include <csignal>
		39	#include <cstring>
38		40
39	#ifdef TTY_GID_SUPPORT	41	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	42	# include <grp.h>
41	#endif	43	#endif
42		44
43	#ifdef HAVE_TERMIOS_H	45	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	# include <termios.h>
45	#endif	47	#endif
46		48
47	#include <cstring>	49	#ifdef KEYSYM_RESOURCE
		50	# include "keyboard.h"
		51	#endif
		52
		53	vector<rxvt_term *> rxvt_term::termlist;
48		54
49	static char curlocale[128];	55	static char curlocale[128];
50		56
51	void	57	bool
52	rxvt_set_locale (const char *locale)	58	rxvt_set_locale (const char *locale)
53	{	59	{
54	if (locale && STRNCMP (locale, curlocale, 128))	60	if (!locale || !strncmp (locale, curlocale, 128))
55	{	61	return false;
		62
56	STRNCPY (curlocale, locale, 128);	63	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	64	setlocale (LC_CTYPE, curlocale);
		65	return true;
		66	}
		67
		68	#if ENABLE_COMBINING
		69	class rxvt_composite_vec rxvt_composite;
		70
		71	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		72	{
		73	compose_char *cc;
		74
		75	// break compose chains, as stupid readline really likes to duplicate
		76	// composing characters for some reason near the end of a line.
		77	cc = (*this)[c1];
		78	while (cc)
58	}	79	{
59	}	80	if (cc->c2 == c2) return c1;
		81	cc = (*this)[cc->c1];
		82	}
60		83
61	void *	84	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	85	for (cc = v.end (); cc-- > v.begin (); )
63	{	86	{
64	void *p = malloc (s);	87	if (cc->c1 == c1 && cc->c2 == c2)
		88	return COMPOSE_LO + (cc - v.begin ());
		89	}
65		90
66	MEMSET (p, 0, s);	91	// allocate a new combination
		92	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		93	{
		94	static int seen;
		95
		96	if (!seen++)
		97	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		98
		99	return REPLACEMENT_CHAR;
		100	}
		101
		102	v.push_back (compose_char (c1, c2));
		103
		104	return v.size () - 1 + COMPOSE_LO;
		105	}
		106
		107	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		108	{
		109	compose_char *cc = (*this)[c];
		110
		111	if (!cc)
		112	{
		113	if (r) *r = c;
		114	return 1;
		115	}
		116
		117	int len = expand (cc->c1, r);
		118
		119	if (r) r += len;
		120
		121	if (cc->c2 != NOCHAR)
		122	{
		123	len++;
		124	if (r) *r++ = cc->c2;
		125	}
		126
67	return p;	127	return len;
68	}
69		128
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	129	}
		130	#endif
75		131
76	rxvt_term::rxvt_term ()	132	rxvt_term::rxvt_term ()
77	:	133	:
		134	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	135	rootwin_ev (this, &rxvt_term::rootwin_cb),
		136	#endif
		137	#ifdef HAVE_SCROLLBARS
		138	scrollbar_ev (this, &rxvt_term::x_cb),
		139	#endif
		140	#ifdef MENUBAR
		141	menubar_ev (this, &rxvt_term::x_cb),
		142	#endif
		143	#ifdef CURSOR_BLINK
		144	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		145	#endif
		146	#ifdef TEXT_BLINK
		147	text_blink_ev (this, &rxvt_term::text_blink_cb),
		148	#endif
		149	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		150	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		151	#endif
		152	#ifdef SELECTION_SCROLLING
		153	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		154	#endif
		155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		156	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		157	#endif
		158	#ifdef POINTER_BLANK
		159	pointer_ev (this, &rxvt_term::pointer_cb),
		160	#endif
		161	#ifdef USE_XIM
		162	im_ev (this, &rxvt_term::im_cb),
		163	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	164	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	165	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	166	check_ev (this, &rxvt_term::check_cb),
		167	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	168	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	169	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	170	incr_ev (this, &rxvt_term::incr_cb)
103	{	171	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	172	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		173
107	rxvt_term::~rxvt_term ()	174	termlist.push_back (this);
		175
		176	#ifdef KEYSYM_RESOURCE
		177	keyboard = new keyboard_manager;
		178
		179	if (!keyboard)
		180	rxvt_fatal ("out of memory, aborting.\n");
		181	#endif
		182	}
		183
		184	// clean up the most important stuff, do *not* call x or free mem etc.
		185	// for use before an emergency exit
		186	void rxvt_term::emergency_cleanup ()
108	{	187	{
109	if (cmd_fd >= 0)	188	if (cmd_pid)
110	close (cmd_fd);	189	kill (-cmd_pid, SIGHUP);
111		190
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	191	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	192	privileged_utmp (RESTORE);
117	#endif	193	#endif
118		194
		195	pty.put ();
		196	}
		197
		198	rxvt_term::~rxvt_term ()
		199	{
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
119	delete TermWin.fontset;	209	delete fontset[0];
120		210
121	if (display)	211	if (display)
122	{	212	{
123	if (TermWin.parent[0])	213	dDisp;
124	XDestroyWindow (display->display, TermWin.parent[0]);	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
125	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
126	if (menuBar.win)
127	XDestroyWindow (display->display, menuBar.win);
128	delete menuBar.drawable;	250	delete menuBar.drawable;
		251	//if (menuBar.win)
		252	// XDestroyWindow (disp, menuBar.win);
129	#endif	253	#endif
		254	delete drawable;
		255	// destroy all windows
		256	if (parent[0])
		257	XDestroyWindow (disp, parent[0]);
130	}	258	}
131		259
132	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
133		261
134	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
135		266
136	displays.put (display);	267	displays.put (display);
137		268
138	scr_release ();	269	scr_release ();
139		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(!)
140	free (env_windowid);	277	free (env_windowid);
141	free (env_display);	278	free (env_display);
142	free (env_term);	279	free (env_term);
143	free (env_colorfgbg);	280	free (env_colorfgbg);
144	free (locale);	281	free (locale);
145	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
146		284
147	delete envv;	285	delete envv;
148	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
149	}	291	}
150		292
151	void	293	void
152	rxvt_term::destroy ()	294	rxvt_term::destroy ()
153	{	295	{
		296	if (destroy_ev.active)
		297	return;
		298
		299	#if ENABLE_OVERLAY
		300	scr_overlay_off ();
		301	#endif
		302
154	if (display)	303	if (display)
155	{	304	{
		305	#if USE_XIM
		306	im_ev.stop (display);
		307	#endif
		308	#if HAVE_SCROLLBARS
		309	scrollbar_ev.stop (display);
		310	#endif
		311	#if MENUBAR
		312	menubar_ev.stop (display);
		313	#endif
		314	#if TRANSPARENT
156	rootwin_ev.stop (display);	315	rootwin_ev.stop (display);
		316	#endif
		317	incr_ev.stop ();
157	termwin_ev.stop (display);	318	termwin_ev.stop (display);
158	vt_ev.stop (display);	319	vt_ev.stop (display);
159	#ifdef USE_XIM
160	im_destroy ();
161	im_ev.stop (display);
162	#endif
163	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev.stop (display);
165	#endif
166	#ifdef MENUBAR
167	menubar_ev.stop (display);
168	#endif
169	}	320	}
170		321
171	check_ev.stop ();	322	check_ev.stop ();
172	pty_ev.stop ();	323	pty_ev.stop ();
173	#ifdef CURSOR_BLINK	324	#ifdef CURSOR_BLINK
174	cursor_blink_ev.stop ();	325	cursor_blink_ev.stop ();
175	#endif	326	#endif
176	#ifdef TEXT_BLINK	327	#ifdef TEXT_BLINK
177	text_blink_ev.stop ();	328	text_blink_ev.stop ();
178	#endif	329	#endif
		330	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		331	cont_scroll_ev.stop ();
		332	#endif
		333	#ifdef SELECTION_SCROLLING
		334	sel_scroll_ev.stop ();
		335	#endif
179	#ifdef POINTER_BLANK	336	#ifdef POINTER_BLANK
180	pointer_ev.stop ();	337	pointer_ev.stop ();
181	#endif	338	#endif
182		339
183	destroy_ev.start (0);	340	destroy_ev.start (0);
…		…
190		347
191	delete this;	348	delete this;
192	}	349	}
193		350
194	/*----------------------------------------------------------------------*/	351	/*----------------------------------------------------------------------*/
195	/* rxvt_init () */	352	/*
196	/* LIBPROTO */	353	* Exit gracefully, clearing the utmp entry and restoring tty attributes
197	rxvt_t	354	* TODO: if debugging, this should free up any known resources if we can
198	rxvt_init (int argc, const char *const *argv)	355	*/
199	{	356	static XErrorHandler old_xerror_handler;
200	SET_R (new rxvt_term);
201		357
202	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	358	static void
		359	rxvt_emergency_cleanup ()
		360	{
		361	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		362	(*t)->emergency_cleanup ();
		363	}
		364
		365	#if ENABLE_FRILLS
		366	static void
		367	print_x_error (Display *dpy, XErrorEvent *event)
		368	{
		369	char buffer[BUFSIZ];
		370	char mesg[BUFSIZ];
		371	char number[32];
		372	char *mtype = "XlibMessage";
		373	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		374	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		375	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		376	rxvt_warn ("%s: %s\n", mesg, buffer);
		377	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		378	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		379	sprintf(number, "%d", event->request_code);
		380	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		381	rxvt_warn ("(which is %s)\n", buffer);
		382	if (event->request_code >= 128) {
		383	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		384	mesg, BUFSIZ);
		385	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
203	{	386	}
204	delete GET_R;	387	if ((event->error_code == BadWindow) ||
205	SET_R (0);	388	(event->error_code == BadPixmap) ||
		389	(event->error_code == BadCursor) ||
		390	(event->error_code == BadFont) ||
		391	(event->error_code == BadDrawable) ||
		392	(event->error_code == BadColor) ||
		393	(event->error_code == BadGC) ||
		394	(event->error_code == BadIDChoice) ||
		395	(event->error_code == BadValue) ||
		396	(event->error_code == BadAtom)) {
		397	if (event->error_code == BadValue)
		398	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		399	mesg, BUFSIZ);
		400	else if (event->error_code == BadAtom)
		401	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		402	mesg, BUFSIZ);
		403	else
		404	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		405	mesg, BUFSIZ);
		406	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
206	}	407	}
207		408	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
208	return GET_R;	409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
209	}	411	}
		412	#endif
210		413
		414	int
211	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	415	rxvt_xerror_handler (Display *display, XErrorEvent *event)
212
213	void
214	rxvt_init_signals ()
215	{	416	{
216	/* install exit handler for cleanup */	417	if (GET_R->allowedxerror == -1)
217	#if 0	418	GET_R->allowedxerror = event->error_code;
218	#ifdef HAVE_ATEXIT	419	else
219	atexit (rxvt_clean_exit);	420	{
		421	// GET_R is most likely not the terminal which caused the error,
		422	// so just output the error and continue
		423	#if ENABLE_FRILLS
		424	print_x_error (display, event);
220	#else	425	#else
		426	old_xerror_handler (display, event);
221	#endif	427	#endif
222	#endif	428	}
223		429
224	struct sigaction sa;	430	return 0;
225
226	sigfillset (&sa.sa_mask);
227	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
228	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
229	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
230	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
231	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
233	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
234
235	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
236	/* signal (SIGURG, SIG_DFL); */
237
238	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
239	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
240	}	431	}
241		432
		433	int
		434	rxvt_xioerror_handler (Display *display)
		435	{
		436	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		437	DisplayString (display));
		438	rxvt_emergency_cleanup ();
		439	_exit (EXIT_FAILURE);
		440	}
		441
		442	/*----------------------------------------------------------------------*/
242	bool	443	bool
243	rxvt_term::init (int argc, const char *const *argv)	444	rxvt_term::init (int argc, const char *const *argv)
		445	{
		446	SET_R (this);
		447
		448	set_locale ("");
		449
		450	if (!init_vars ())
		451	return false;
		452
		453	init_secondary ();
		454
		455	const char **cmd_argv = init_resources (argc, argv);
		456
		457	#ifdef KEYSYM_RESOURCE
		458	keyboard->register_done ();
		459	#endif
		460
		461	#if MENUBAR_MAX
		462	menubar_read (rs[Rs_menu]);
		463	#endif
		464	#ifdef HAVE_SCROLLBARS
		465	if (options & Opt_scrollBar)
		466	scrollBar.setIdle (); /* set existence for size calculations */
		467	#endif
		468
		469	create_windows (argc, argv);
		470
		471	dDisp;
		472
		473	init_xlocale ();
		474
		475	scr_reset (); /* initialize screen */
		476
		477	#if 0
		478	XSynchronize (disp, True);
		479	#endif
		480
		481	#ifdef HAVE_SCROLLBARS
		482	if (options & Opt_scrollBar)
		483	resize_scrollbar (); /* create and map scrollbar */
		484	#endif
		485	#if (MENUBAR_MAX)
		486	if (menubar_visible ())
		487	XMapWindow (disp, menuBar.win);
		488	#endif
		489	#ifdef TRANSPARENT
		490	if (options & Opt_transparent)
		491	{
		492	XSelectInput (disp, display->root, PropertyChangeMask);
		493	check_our_parents ();
		494	rootwin_ev.start (display, display->root);
		495	}
		496	#endif
		497
		498	XMapWindow (disp, vt);
		499	XMapWindow (disp, parent[0]);
		500
		501	set_colorfgbg ();
		502
		503	init_command (cmd_argv);
		504
		505	free (cmd_argv);
		506
		507	pty_ev.start (pty.pty, EVENT_READ);
		508
		509	check_ev.start ();
		510
		511	return true;
		512	}
		513
		514	static struct sig_handlers
		515	{
		516	sig_watcher sw_chld, sw_term, sw_int;
		517
		518	void sig_chld (sig_watcher &w)
		519	{
		520	// we are being called for every SIGCHLD, find the corresponding term
		521	int pid;
		522
		523	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		524	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		525	if (pid == (*t)->cmd_pid)
		526	{
		527	(*t)->destroy ();
		528	break;
		529	}
		530	}
		531
		532	/*
		533	* Catch a fatal signal and tidy up before quitting
		534	*/
		535	void
		536	sig_term (sig_watcher &w)
		537	{
		538	#ifdef DEBUG_CMD
		539	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		540	#endif
		541	rxvt_emergency_cleanup ();
		542	signal (w.signum, SIG_DFL);
		543	kill (getpid (), w.signum);
		544	}
		545
		546	sig_handlers ()
		547	: sw_chld (this, &sig_handlers::sig_chld),
		548	sw_term (this, &sig_handlers::sig_term),
		549	sw_int (this, &sig_handlers::sig_term)
		550	{
		551	}
		552	} sig_handlers;
		553
		554	void
		555	rxvt_init ()
244	{	556	{
245	/*	557	/*
246	* Save and then give up any super-user privileges	558	* Save and then give up any super-user privileges
247	* If we need privileges in any area then we must specifically request it.	559	* If we need privileges in any area then we must specifically request it.
248	* We should only need to be root in these cases:	560	* We should only need to be root in these cases:
249	* 1. write utmp entries on some systems	561	* 1. write utmp entries on some systems
250	* 2. chown tty on some systems	562	* 2. chown tty on some systems
251	*/	563	*/
252	privileges (SAVE);	564	rxvt_privileges (SAVE);
253	privileges (IGNORE);	565	rxvt_privileges (IGNORE);
254		566
255	init_secondary ();	567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
256		569
257	const char **cmd_argv = init_resources (argc, argv);	570	sig_handlers.sw_chld.start (SIGCHLD);
		571	sig_handlers.sw_term.start (SIGTERM);
		572	sig_handlers.sw_int.start (SIGINT);
258		573
259	set_locale ("");	574	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		575	/* signal (SIGURG, SIG_DFL); */
260		576
261	#if MENUBAR_MAX	577	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
262	menubar_read (rs[Rs_menu]);	578	// TODO: handle this with exceptions and tolerate the memory loss
263	#endif	579	XSetIOErrorHandler (rxvt_xioerror_handler);
264	#ifdef HAVE_SCROLLBARS
265	if (Options & Opt_scrollBar)
266	scrollBar.setIdle (); /* set existence for size calculations */
267	#endif
268
269	create_windows (argc, argv);
270
271	init_xlocale ();
272
273	scr_reset (); /* initialize screen */
274
275	#if 0
276	XSynchronize (display->display, True);
277	#endif
278
279	#ifdef HAVE_SCROLLBARS
280	if (Options & Opt_scrollBar)
281	resize_scrollbar (); /* create and map scrollbar */
282	#endif
283	#if (MENUBAR_MAX)
284	if (menubar_visible ())
285	XMapWindow (display->display, menuBar.win);
286	#endif
287	#ifdef TRANSPARENT
288	if (Options & Opt_transparent)
289	{
290	XSelectInput (display->display, display->root, PropertyChangeMask);
291	check_our_parents ();
292	}
293	#endif
294
295	rootwin_ev.start (display, display->root);
296
297	XMapWindow (display->display, TermWin.vt);
298	XMapWindow (display->display, TermWin.parent[0]);
299
300	init_command (cmd_argv);
301
302	pty_ev.start (cmd_fd, EVENT_READ);
303
304	check_ev.start ();
305
306	return true;
307	}
308
309	/* ------------------------------------------------------------------------- *
310	* SIGNAL HANDLING & EXIT HANDLER *
311	* ------------------------------------------------------------------------- */
312	/*
313	* Catch a SIGCHLD signal and exit if the direct child has died
314	*/
315	/* ARGSUSED */
316	/* EXTPROTO */
317	RETSIGTYPE
318	rxvt_Child_signal (int sig __attribute__ ((unused)))
319	{
320	int pid, save_errno = errno;
321	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
322	;
323	errno = save_errno;
324
325	#if 0
326	if (pid == cmd_pid)
327	exit (EXIT_SUCCESS);
328	#endif
329	}
330
331	/*
332	* Catch a fatal signal and tidy up before quitting
333	*/
334	/* EXTPROTO */
335	RETSIGTYPE
336	rxvt_Exit_signal (int sig)
337	{
338	signal (sig, SIG_DFL);
339	#ifdef DEBUG_CMD
340	rxvt_print_error ("signal %d", sig);
341	#endif
342	rxvt_clean_exit ();
343	kill (getpid (), sig);
344	}
345
346	/* INTPROTO */
347	int
348	rxvt_xerror_handler (Display *display, XErrorEvent *event)
349	{
350	if (GET_R->allowedxerror == -1)
351	GET_R->allowedxerror = event->error_code;
352	else
353	{
354	old_xerror_handler (display, event);
355	GET_R->destroy ();
356	}
357
358	return 0;
359	}
360
361	/*----------------------------------------------------------------------*/
362	/*
363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
364	* TODO: if debugging, this should free up any known resources if we can
365	*/
366	/* EXTPROTO */
367	void
368	rxvt_clean_exit ()
369	{
370	// TODO: rxvtd should clean up all ressources
371	if (GET_R)
372	GET_R->destroy ();
373	}	580	}
374		581
375	/* ------------------------------------------------------------------------- *	582	/* ------------------------------------------------------------------------- *
376	* MEMORY ALLOCATION WRAPPERS *	583	* MEMORY ALLOCATION WRAPPERS *
377	* ------------------------------------------------------------------------- */	584	* ------------------------------------------------------------------------- */
378	/* EXTPROTO */	585	void *
379	void *
380	rxvt_malloc (size_t size)	586	rxvt_malloc (size_t size)
381	{	587	{
382	void *p;
383
384	p = malloc (size);	588	void *p = malloc (size);
		589
385	if (p)	590	if (!p)
		591	rxvt_fatal ("memory allocation failure. aborting.\n");
		592
386	return p;	593	return p;
387
388	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit ();
390	exit (EXIT_FAILURE);
391	/* NOTREACHED */
392	}	594	}
393		595
394	/* EXTPROTO */	596	void *
395	void *
396	rxvt_calloc (size_t number, size_t size)	597	rxvt_calloc (size_t number, size_t size)
397	{	598	{
398	void *p;
399
400	p = calloc (number, size);	599	void *p = calloc (number, size);
		600
401	if (p)	601	if (!p)
		602	rxvt_fatal ("memory allocation failure. aborting.\n");
		603
402	return p;	604	return p;
403
404	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
405	rxvt_clean_exit ();
406	exit (EXIT_FAILURE);
407	/* NOTREACHED */
408	}	605	}
409		606
410	/* EXTPROTO */
411	void *	607	void *
412	rxvt_realloc (void *ptr, size_t size)	608	rxvt_realloc (void *ptr, size_t size)
413	{	609	{
414	void *p;
415
416	if (ptr)
417	p = realloc (ptr, size);	610	void *p = realloc (ptr, size);
418	else	611
419	p = malloc (size);
420	if (p)	612	if (!p)
		613	rxvt_fatal ("memory allocation failure. aborting.\n");
		614
421	return p;	615	return p;
422
423	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
424	rxvt_clean_exit ();
425	exit (EXIT_FAILURE);
426	/* NOTREACHED */
427	}	616	}
428		617
429	/* ------------------------------------------------------------------------- *	618	/* ------------------------------------------------------------------------- *
430	* PRIVILEGED OPERATIONS *	619	* PRIVILEGED OPERATIONS *
431	* ------------------------------------------------------------------------- */	620	* ------------------------------------------------------------------------- */
432	/* take care of suid/sgid super-user (root) privileges */	621	/* take care of suid/sgid super-user (root) privileges */
433	void	622	void
434	rxvt_term::privileges (int mode)	623	rxvt_privileges (rxvt_privaction action)
435	{	624	{
		625	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		626	static uid_t euid;
		627	static gid_t egid;
		628	#endif
		629
436	#if ! defined(__CYGWIN32__)	630	#if ! defined(__CYGWIN32__)
437	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	631	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
438	/* setreuid () is the poor man's setuid (), seteuid () */	632	/* setreuid () is the poor man's setuid (), seteuid () */
439	# define seteuid(a) setreuid(-1, (a))	633	# define seteuid(a) setreuid(-1, (a))
440	# define setegid(a) setregid(-1, (a))	634	# define setegid(a) setregid(-1, (a))
441	# define HAVE_SETEUID	635	# define HAVE_SETEUID
442	# endif	636	# endif
443	# ifdef HAVE_SETEUID	637	# ifdef HAVE_SETEUID
444	switch (mode)	638	switch (action)
445	{	639	{
446	case IGNORE:	640	case IGNORE:
447	/*	641	/*
448	* change effective uid/gid - not real uid/gid - so we can switch	642	* change effective uid/gid - not real uid/gid - so we can switch
449	* back to root later, as required	643	* back to root later, as required
…		…
459	seteuid (euid);	653	seteuid (euid);
460	setegid (egid);	654	setegid (egid);
461	break;	655	break;
462	}	656	}
463	# else	657	# else
464	switch (mode)	658	switch (action)
465	{	659	{
466	case IGNORE:	660	case IGNORE:
467	setuid (getuid ());	661	setuid (getuid ());
468	setgid (getgid ());	662	setgid (getgid ());
469	/* FALLTHROUGH */	663	/* FALLTHROUGH */
…		…
476	#endif	670	#endif
477	}	671	}
478		672
479	#ifdef UTMP_SUPPORT	673	#ifdef UTMP_SUPPORT
480	void	674	void
481	rxvt_term::privileged_utmp (char action)	675	rxvt_term::privileged_utmp (rxvt_privaction action)
482	{	676	{
483	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
484	action, next_utmp_action, getpid ()));
485	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
486	|| (Options & Opt_utmpInhibit)	677	if ((options & Opt_utmpInhibit)
487	|| ttydev == NULL || *ttydev == '\0')	678	|| !pty.name || !*pty.name)
488	return;	679	return;
489		680
490	privileges (RESTORE);	681	rxvt_privileges (RESTORE);
		682
491	if (action == SAVE)	683	if (action == SAVE)
492	{
493	next_utmp_action = RESTORE;
494	makeutent (ttydev, rs[Rs_display_name]);	684	makeutent (pty.name, rs[Rs_display_name]);
495	}
496	else	685	else
497	{ /* action == RESTORE */
498	next_utmp_action = IGNORE;
499	cleanutent ();	686	cleanutent ();
500	}	687
501	privileges (IGNORE);	688	rxvt_privileges (IGNORE);
502	}
503	#endif
504
505	#ifndef NO_SETOWNER_TTYDEV
506	void
507	rxvt_term::privileged_ttydev (char action)
508	{
509	D_MAIN ((stderr,
510	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
511	action, next_tty_action, getpid ()));
512	if (next_tty_action != action || (action != SAVE && action != RESTORE)
513	|| ttydev == NULL || *ttydev == '\0')
514	return;
515
516	privileges (RESTORE);
517
518	if (action == SAVE)
519	{
520	next_tty_action = RESTORE;
521	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
522	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
523	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
524	next_tty_action = IGNORE;
525	else
526	# endif
527
528	{
529	chown (ttydev, getuid (), ttygid); /* fail silently */
530	chmod (ttydev, ttymode);
531	# ifdef HAVE_REVOKE
532	revoke (ttydev);
533	# endif
534
535	}
536	}
537	else
538	{ /* action == RESTORE */
539	next_tty_action = IGNORE;
540	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
541	chmod (ttydev, ttyfd_stat.st_mode);
542	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
543	# else
544	chmod (ttydev,
545	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
546	chown (ttydev, 0, 0);
547	# endif
548
549	}
550
551	privileges (IGNORE);
552
553	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
554	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
555	action == RESTORE ? "Restoring" : (action ==
556	SAVE ? "Saving" :
557	"UNKNOWN ERROR for"), ttydev,
558	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
559	ttyfd_stat.st_gid));
560	# endif
561	}	689	}
562	#endif	690	#endif
563		691
564	/*----------------------------------------------------------------------*/	692	/*----------------------------------------------------------------------*/
565	/*	693	/*
566	* window size/position calculcations for XSizeHint and other storage.	694	* window size/position calculcations for XSizeHint and other storage.
567	* if width/height are non-zero then override calculated width/height	695	* if width/height are non-zero then override calculated width/height
568	*/	696	*/
569	void	697	void
570	rxvt_term::window_calc (unsigned int width, unsigned int height)	698	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
571	{	699	{
572	short recalc_x, recalc_y;	700	short recalc_x, recalc_y;
573	int x, y, sb_w, mb_h, flags;	701	int x, y, sb_w, mb_h, flags;
574	unsigned int w, h;	702	unsigned int w, h;
575	unsigned int max_width, max_height;	703	unsigned int max_width, max_height;
		704	dDisp;
576		705
577	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
578	TermWin.ncol, TermWin.nrow, szHint.width,	707	ncol, nrow, szHint.width, szHint.height));
579	szHint.height));	708
580	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
581	szHint.win_gravity = NorthWestGravity;	710	szHint.win_gravity = NorthWestGravity;
582	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
583		712
584	recalc_x = recalc_y = 0;	713	recalc_x = recalc_y = 0;
585	flags = 0;	714	flags = 0;
		715
586	if (!parsed_geometry)	716	if (!parsed_geometry)
587	{	717	{
588	parsed_geometry = 1;	718	parsed_geometry = 1;
		719
589	if (rs[Rs_geometry])	720	if (rs[Rs_geometry])
590	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	721	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		722
591	if (flags & WidthValue)	723	if (flags & WidthValue)
592	{	724	{
593	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	725	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
594	szHint.flags |= USSize;	726	szHint.flags |= USSize;
595	}	727	}
		728
596	if (flags & HeightValue)	729	if (flags & HeightValue)
597	{	730	{
598	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	731	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
599	szHint.flags |= USSize;	732	szHint.flags |= USSize;
600	}	733	}
		734
601	if (flags & XValue)	735	if (flags & XValue)
602	{	736	{
603	szHint.x = x;	737	szHint.x = x;
604	szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
		739
605	if (flags & XNegative)	740	if (flags & XNegative)
606	{	741	{
607	recalc_x = 1;	742	recalc_x = 1;
608	szHint.win_gravity = NorthEastGravity;	743	szHint.win_gravity = NorthEastGravity;
609	}	744	}
610	}	745	}
		746
611	if (flags & YValue)	747	if (flags & YValue)
612	{	748	{
613	szHint.y = y;	749	szHint.y = y;
614	szHint.flags |= USPosition;	750	szHint.flags |= USPosition;
		751
615	if (flags & YNegative)	752	if (flags & YNegative)
616	{	753	{
617	recalc_y = 1;	754	recalc_y = 1;
		755
618	if (szHint.win_gravity == NorthEastGravity)	756	if (szHint.win_gravity == NorthEastGravity)
619	szHint.win_gravity = SouthEastGravity;	757	szHint.win_gravity = SouthEastGravity;
620	else	758	else
621	szHint.win_gravity = SouthWestGravity;	759	szHint.win_gravity = SouthWestGravity;
622	}	760	}
623	}	761	}
624	}	762	}
		763
625	/* TODO: BOUNDS */	764	/* TODO: BOUNDS */
626	TermWin.width = TermWin.ncol * TermWin.fwidth;	765	width = ncol * fwidth;
627	TermWin.height = TermWin.nrow * TermWin.fheight;	766	height = nrow * fheight;
628	max_width = MAX_COLS * TermWin.fwidth;	767	max_width = MAX_COLS * fwidth;
629	max_height = MAX_ROWS * TermWin.fheight;	768	max_height = MAX_ROWS * fheight;
630		769
631	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	770	szHint.base_width = szHint.base_height = 2 * int_bwidth;
632		771
633	sb_w = mb_h = 0;	772	sb_w = mb_h = 0;
634	window_vt_x = window_vt_y = 0;	773	window_vt_x = window_vt_y = int_bwidth;
		774
635	if (scrollbar_visible ())	775	if (scrollbar_visible ())
636	{	776	{
637	sb_w = scrollbar_TotalWidth ();	777	sb_w = scrollbar_TotalWidth ();
638	szHint.base_width += sb_w;	778	szHint.base_width += sb_w;
639	if (! (Options & Opt_scrollBar_right))	779	if (!(options & Opt_scrollBar_right))
640	window_vt_x = sb_w;	780	window_vt_x += sb_w;
641	}	781	}
		782
642	if (menubar_visible ())	783	if (menubar_visible ())
643	{	784	{
644	mb_h = menuBar_TotalHeight ();	785	mb_h = menuBar_TotalHeight ();
645	szHint.base_height += mb_h;	786	szHint.base_height += mb_h;
646	window_vt_y = mb_h;	787	window_vt_y += mb_h;
647	}	788	}
		789
648	szHint.width_inc = TermWin.fwidth;	790	szHint.width_inc = fwidth;
649	szHint.height_inc = TermWin.fheight;	791	szHint.height_inc = fheight;
650	szHint.min_width = szHint.base_width + szHint.width_inc;	792	szHint.min_width = szHint.base_width + szHint.width_inc;
651	szHint.min_height = szHint.base_height + szHint.height_inc;	793	szHint.min_height = szHint.base_height + szHint.height_inc;
652		794
653	if (width && width - szHint.base_width < max_width)	795	if (newwidth && newwidth - szHint.base_width < max_width)
654	{	796	{
655	szHint.width = width;	797	szHint.width = newwidth;
656	TermWin.width = width - szHint.base_width;	798	width = newwidth - szHint.base_width;
657	}	799	}
658	else	800	else
659	{	801	{
660	MIN_IT (TermWin.width, max_width);	802	min_it (width, max_width);
661	szHint.width = szHint.base_width + TermWin.width;	803	szHint.width = szHint.base_width + width;
662	}	804	}
		805
663	if (height && height - szHint.base_height < max_height)	806	if (newheight && newheight - szHint.base_height < max_height)
664	{	807	{
665	szHint.height = height;	808	szHint.height = newheight;
666	TermWin.height = height - szHint.base_height;	809	height = newheight - szHint.base_height;
667	}	810	}
668	else	811	else
669	{	812	{
670	MIN_IT (TermWin.height, max_height);	813	min_it (height, max_height);
671	szHint.height = szHint.base_height + TermWin.height;	814	szHint.height = szHint.base_height + height;
672	}	815	}
		816
673	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	817	if (scrollbar_visible () && (options & Opt_scrollBar_right))
674	window_sb_x = szHint.width - sb_w;	818	window_sb_x = szHint.width - sb_w;
675		819
676	if (recalc_x)	820	if (recalc_x)
677	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	821	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
678	- szHint.width - 2 * TermWin.ext_bwidth);
679	if (recalc_y)	822	if (recalc_y)
680	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	823	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
681	- szHint.height - 2 * TermWin.ext_bwidth);
682		824
683	TermWin.ncol = TermWin.width / TermWin.fwidth;	825	ncol = width / fwidth;
684	TermWin.nrow = TermWin.height / TermWin.fheight;	826	nrow = height / fheight;
685	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	827	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
686	TermWin.ncol, TermWin.nrow, szHint.width,	828	ncol, nrow, szHint.width,
687	szHint.height));	829	szHint.height));
688	return;	830	return;
689	}	831	}
690		832
691	/*----------------------------------------------------------------------*/	833	/*----------------------------------------------------------------------*/
…		…
694	* Called after a window size change.	836	* Called after a window size change.
695	*/	837	*/
696	void	838	void
697	rxvt_term::tt_winch ()	839	rxvt_term::tt_winch ()
698	{	840	{
		841	if (pty.pty < 0)
		842	return;
		843
699	struct winsize ws;	844	struct winsize ws;
700		845
701	if (cmd_fd < 0)
702	return;
703
704	ws.ws_col = TermWin.ncol;	846	ws.ws_col = ncol;
705	ws.ws_row = TermWin.nrow;	847	ws.ws_row = nrow;
706	ws.ws_xpixel = ws.ws_ypixel = 0;	848	ws.ws_xpixel = width;
707	#ifndef DEBUG_SIZE	849	ws.ws_ypixel = height;
708	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	850	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
709	#else	851
710	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	852	#if 0
711	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	853	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
712	# ifdef SIGWINCH
713	else if (cmd_pid) /* force through to the command */	854	if (cmd_pid) /* force through to the command */
714	kill (cmd_pid, SIGWINCH);	855	kill (-cmd_pid, SIGWINCH);
715	# endif
716	#endif	856	#endif
717	}	857	}
718		858
719	/*----------------------------------------------------------------------*/	859	/*----------------------------------------------------------------------*/
720	/* rxvt_change_font () - Switch to a new font */	860	/* set_fonts () - load and set the various fonts
721	/*	861	*
722	* init = 1 - initialize	862	* init = 1 - initialize
723	*	863	*
724	* fontname == FONT_UP - switch to bigger font	864	* fontname == FONT_UP - switch to bigger font
725	* fontname == FONT_DN - switch to smaller font	865	* fontname == FONT_DN - switch to smaller font
726	*/	866	*/
727	bool	867	bool
728	rxvt_term::change_font (const char *fontname)	868	rxvt_term::set_fonts ()
729	{	869	{
730	if (fontname == FONT_UP)
731	{
732	// TODO
733	}
734	else if (fontname == FONT_DN)
735	{
736	// TODO
737	}
738	else
739	{
740	rxvt_fontset *fs = new rxvt_fontset (this);	870	rxvt_fontset *fs = new rxvt_fontset (this);
		871	rxvt_fontprop prop;
741		872
742	if (fs && fs->populate (fontname))	873	if (!fs
		874	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		875	|| !fs->realize_font (1))
		876	{
		877	delete fs;
		878	return false;
		879	}
		880
		881	#if ENABLE_STYLES
		882	for (int i = RS_styleCount; --i; )
		883	if (fontset[i] != fontset[0])
		884	delete fontset[i];
		885	#endif
		886
		887	delete fontset[0];
		888	fontset[0] = fs;
		889
		890	prop = (*fs)[1]->properties ();
		891	prop.height += lineSpace;
		892	fs->set_prop (prop);
		893
		894	fwidth = prop.width;
		895	fheight = prop.height;
		896	fbase = (*fs)[1]->ascent;
		897
		898	for (int style = 1; style < 4; style++)
		899	{
		900	#if ENABLE_STYLES
		901	const char *res = rs[Rs_font + style];
		902
		903	if (res && !*res)
		904	fontset[style] = fontset[0];
		905	else
743	{	906	{
744	delete TermWin.fontset;	907	fontset[style] = fs = new rxvt_fontset (this);
745	TermWin.fontset = fs;	908	rxvt_fontprop prop2 = prop;
746	TermWin.fwidth = fs->base_font ()->width;
747	TermWin.fheight = fs->base_font ()->height;
748	TermWin.fbase = fs->base_font ()->ascent;
749		909
750	// TODO: screen needs to be told about new fonts	910	if (res)
		911	prop2.weight = prop2.slant = rxvt_fontprop::unset;
751		912	else
752	if (TermWin.parent[0])
753	{	913	{
754	resize_all_windows (0, 0, 0);	914	res = fontset[0]->fontdesc;
755	scr_remap_chars ();	915
756	scr_touch (true);	916	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		917	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
757	}	918	}
758		919
759	return true;	920	fs->populate (res);
		921	fs->set_prop (prop2);
760	}	922	}
		923	#else
		924	fontset[style] = fontset[0];
		925	#endif
		926	}
		927
		928	if (parent[0])
761	}	929	{
		930	resize_all_windows (0, 0, 0);
		931	scr_remap_chars ();
		932	scr_touch (true);
		933	}
762		934
763	return false;	935	return true;
764	}	936	}
765		937
766	bool	938	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
767	rxvt_term::font_up_down (int n, int direction)
768	{	939	{
769	return false;	940	// TODO: SMART_WINDOW_TITLE
		941	XChangeProperty (display->display, parent[0],
		942	prop, XA_STRING, 8, PropModeReplace,
		943	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		944	}
		945
		946	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		947	{
		948	// TODO: SMART_WINDOW_TITLE
		949	wchar_t *ws = rxvt_mbstowcs (str, len);
		950	char *s = rxvt_wcstoutf8 (ws);
		951
		952	XChangeProperty (display->display, parent[0],
		953	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		954	(const unsigned char *)s, strlen (s));
		955
		956	free (s);
		957	free (ws);
770	}	958	}
771		959
772	/*----------------------------------------------------------------------*/	960	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	961	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	962	/* xterm sequences - title, iconName, color (exptl) */
775	void	963	void
776	rxvt_term::set_title (const char *str)	964	rxvt_term::set_title (const char *str)
777	{	965	{
778	#ifndef SMART_WINDOW_TITLE	966	set_string_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	967	#if ENABLE_EWMH
780	#else	968	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	969	#endif
790	}	970	}
791		971
792	void	972	void
793	rxvt_term::set_iconName (const char *str)	973	rxvt_term::set_icon_name (const char *str)
794	{	974	{
795	#ifndef SMART_WINDOW_TITLE	975	set_string_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	976	#if ENABLE_EWMH
797	#else	977	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	978	#endif
807	}	979	}
808		980
809	#ifdef XTERM_COLOR_CHANGE	981	#ifdef XTERM_COLOR_CHANGE
810	void	982	void
811	rxvt_term::set_window_color (int idx, const char *color)	983	rxvt_term::set_window_color (int idx, const char *color)
812	{	984	{
813	rxvt_color xcol;	985	rxvt_color xcol;
814	int i;	986	int i;
815		987
816	if (color == NULL || *color == '\0')	988	if (color == NULL || *color == '\0')
817	return;	989	return;
818		990
819	/* handle color aliases */	991	/* handle color aliases */
820	if (isdigit (*color))	992	if (isdigit (*color))
821	{	993	{
822	i = atoi (color);	994	i = atoi (color);
		995
823	if (i >= 8 && i <= 15)	996	if (i >= 8 && i <= 15)
824	{ /* bright colors */	997	{ /* bright colors */
825	i -= 8;	998	i -= 8;
826	# ifndef NO_BRIGHTCOLOR	999	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	1000	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828	SET_PIXCOLOR (idx);	1001	SET_PIXCOLOR (idx);
829	goto Done;	1002	goto done;
830	# endif	1003	# endif
831
832	}	1004	}
		1005
833	if (i >= 0 && i <= 7)	1006	if (i >= 0 && i <= 7)
834	{ /* normal colors */	1007	{ /* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	1008	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);	1009	SET_PIXCOLOR (idx);
837	goto Done;	1010	goto done;
838	}	1011	}
839	}	1012	}
		1013
840	if (!rXParseAllocColor (& xcol, color))	1014	if (!rXParseAllocColor (&xcol, color))
841	return;	1015	return;
		1016
842	/* XStoreColor (display->display, XCMAP, XColor*); */	1017	/* XStoreColor (display->display, display->cmap, XColor*); */
843		1018
844	/*	1019	/*
845	* FIXME: should free colors here, but no idea how to do it so instead,	1020	* FIXME: should free colors here, but no idea how to do it so instead,
846	* so just keep gobbling up the colormap	1021	* so just keep gobbling up the colormap
847	*/	1022	*/
848	# if 0	1023	# if 0
849	for (i = Color_Black; i <= Color_White; i++)	1024	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])	1025	if (pix_colors[idx] == pix_colors[i])
851	break;	1026	break;
852	if (i > Color_White)	1027	if (i > Color_White)
853	{	1028	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1029	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1030	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
856	DisplayPlanes (display->display, display->screen));	1031	DisplayPlanes (display->display, display->screen));
857	}	1032	}
858	# endif	1033	# endif
859		1034
860	PixColors[idx] = xcol;	1035	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);	1036	SET_PIXCOLOR (idx);
862		1037
863	/* XSetWindowAttributes attr; */	1038	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */	1039	/* Cursor cursor; */
865	Done:	1040	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869		1041
		1042	#if OFF_FOCUS_FADING
		1043	if (rs[Rs_fade])
		1044	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1045	#endif
		1046
870	/* handle Color_BD, scrollbar background, etc. */	1047	/*TODO: handle Color_BD, scrollbar background, etc. */
871		1048
872	set_colorfgbg ();
873	recolour_cursor ();	1049	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	1050	scr_recolour ();
875	scr_poweron ();
876	}	1051	}
877		1052
878	#else	1053	#else
879	# define set_window_color (idx,color) ((void)0)	1054	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */	1055	#endif /* XTERM_COLOR_CHANGE */
881		1056
882	void	1057	void
883	rxvt_term::recolour_cursor ()	1058	rxvt_term::recolour_cursor ()
884	{	1059	{
885	#if TODO
886	rxvt_color xcol[2];	1060	XColor xcol[2];
887		1061
888	xcol[0] = PixColors[Color_pointer];	1062	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	1063	? pix_colors_focused[Color_pointer_fg]
		1064	: pix_colors_focused[Color_fg];
		1065	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1066	? pix_colors_focused[Color_pointer_bg]
		1067	: pix_colors_focused[Color_bg];
		1068
890	XQueryColors (display->display, XCMAP, xcol, 2);	1069	XQueryColors (display->display, display->cmap, xcol, 2);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1070	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
892	#endif
893	}	1071	}
894		1072
895	/*----------------------------------------------------------------------*/	1073	/*----------------------------------------------------------------------*/
896	/*	1074	/*
897	* find if fg/bg matches any of the normal (low-intensity) colors	1075	* find if fg/bg matches any of the normal (low-intensity) colors
898	*/	1076	*/
899	void	1077	void
900	rxvt_term::set_colorfgbg ()	1078	rxvt_term::set_colorfgbg ()
901	{	1079	{
902	unsigned int i;	1080	unsigned int i;
903	const char *xpmb = "\0";	1081	const char *xpmb = "\0";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1082	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905		1083
906	env_colorfgbg =
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1084	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908	STRCPY (fstr, "default");	1085	strcpy (fstr, "default");
909	STRCPY (bstr, "default");	1086	strcpy (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	1087	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	1088	if (pix_colors[Color_fg] == pix_colors[i])
912	{	1089	{
913	sprintf (fstr, "%d", (i - Color_Black));	1090	sprintf (fstr, "%d", (i - Color_Black));
914	break;	1091	break;
915	}	1092	}
		1093
916	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	1095	if (pix_colors[Color_bg] == pix_colors[i])
918	{	1096	{
919	sprintf (bstr, "%d", (i - Color_Black));	1097	sprintf (bstr, "%d", (i - Color_Black));
920	#ifdef XPM_BACKGROUND	1098	#ifdef XPM_BACKGROUND
921	xpmb = "default;";	1099	xpmb = "default;";
922	#endif	1100	#endif
923	break;	1101	break;
924	}	1102	}
925		1103
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1104	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	}	1105	}
939		1106
940	/*----------------------------------------------------------------------*/	1107	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		1108
946	int	1109	int
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1110	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
948	{	1111	{
949	if (!screen_in_out->set (display, colour))	1112	if (!screen_in_out->set (display, colour))
950	{	1113	{
951	rxvt_print_error ("can't allocate colour: %s", colour);	1114	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
952	return false;	1115	return false;
953	}	1116	}
954		1117
955	return true;	1118	return true;
956	}	1119	}
957		1120
958	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	1122	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	1123	* -------------------------------------------------------------------- */
961	void	1124	void
962	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1125	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963	{	1126	{
964	int fix_screen;	1127	int fix_screen;
965
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;	1128	int old_width = szHint.width, old_height = szHint.height;
968	#endif	1129	dDisp;
969		1130
970	window_calc (width, height);	1131	window_calc (newwidth, newheight);
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1132	XSetWMNormalHints (disp, parent[0], &szHint);
		1133
972	if (!ignoreparent)	1134	if (!ignoreparent)
973	{	1135	{
974	#ifdef SMART_RESIZE	1136	#ifdef SMART_RESIZE
975	/*	1137	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1138	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	1141	int x, y, x1, y1;
980	int dx, dy;	1142	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1143	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	1144	Window unused_cr;
983		1145
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1146	XTranslateCoordinates (disp, parent[0], display->root,
985	0, 0, &x, &y, &unused_cr);	1147	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1148	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1149	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	1150	/*
989	* if display->root isn't the parent window, a WM will probably have offset	1151	* if display->root isn't the parent window, a WM will probably have offset
990	* our position for handles and decorations. Counter it	1152	* our position for handles and decorations. Counter it
991	*/	1153	*/
…		…
993	{	1155	{
994	x -= x1;	1156	x -= x1;
995	y -= y1;	1157	y -= y1;
996	}	1158	}
997		1159
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1160	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1161	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	1162	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	1163	dy = old_height - szHint.height;
1002		1164
1003	/* Check position of the center of the window */	1165	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	1166	if (x < x1) /* left half */
…		…
1008	if (y < y1) /* top half */	1170	if (y < y1) /* top half */
1009	dy = 0;	1171	dy = 0;
1010	else if (y == y1) /* exact center */	1172	else if (y == y1) /* exact center */
1011	dy /= 2;	1173	dy /= 2;
1012		1174
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1175	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1014	szHint.width, szHint.height);	1176	szHint.width, szHint.height);
1015	#else	1177	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1178	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	1179	#endif
1019
1020	}	1180	}
1021		1181
1022	fix_screen = (TermWin.ncol != prev_ncol	1182	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023	|| TermWin.nrow != prev_nrow);
1024		1183
1025	if (fix_screen || width != old_width || height != old_height)	1184	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	1185	{
1027	if (scrollbar_visible ())	1186	if (scrollbar_visible ())
1028	{	1187	{
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1188	XMoveResizeWindow (disp, scrollBar.win,
		1189	window_sb_x, 0,
1030	0, scrollbar_TotalWidth (), szHint.height);	1190	scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();	1191	resize_scrollbar ();
1032	}	1192	}
1033		1193
1034	if (menubar_visible ())	1194	if (menubar_visible ())
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1195	XMoveResizeWindow (disp, menuBar.win,
		1196	window_vt_x, 0,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1197	TermWin_TotalWidth (), menuBar_TotalHeight ());
1037		1198
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1199	XMoveResizeWindow (disp, vt,
1039	window_vt_y, TermWin_TotalWidth (),	1200	window_vt_x, window_vt_y,
1040	TermWin_TotalHeight ());	1201	TermWin_TotalWidth (), TermWin_TotalHeight ());
		1202
1041	scr_clear ();	1203	scr_clear ();
1042	#ifdef XPM_BACKGROUND	1204	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();	1205	resize_pixmap ();
1044	#endif	1206	#endif
1045
1046	}	1207	}
1047		1208
1048	if (fix_screen || old_height == 0)	1209	if (fix_screen || old_height == 0)
1049	{	1210	{
1050	int curr_screen = -1;	1211	int curr_screen = -1;
1051	int old_ncol = prev_ncol;	1212	int old_ncol = prev_ncol;
1052		1213
1053	/* scr_reset only works on the primary screen */	1214	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */	1215	if (old_height) /* this is not the first time through */
1055	{	1216	{
1056	unsigned int ncol = TermWin.ncol;	1217	unsigned int ocol = ncol;
1057	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1218	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058	curr_screen = scr_change_screen (PRIMARY);	1219	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;	1220	ncol = ocol;
1060	}	1221	}
1061		1222
1062	scr_reset ();	1223	scr_reset ();
1063		1224
1064	if (curr_screen >= 0) /* this is not the first time through */	1225	if (curr_screen >= 0) /* this is not the first time through */
1065	{	1226	{
1066	scr_change_screen (curr_screen);	1227	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1228	selection_check (old_ncol != ncol ? 4 : 0);
1068	}	1229	}
1069	}	1230	}
1070		1231
1071	old_width = szHint.width;	1232	old_width = szHint.width;
1072	old_height = szHint.height;	1233	old_height = szHint.height;
		1234
		1235	#ifdef XPM_BACKGROUND
		1236	if (pixmap)
		1237	scr_touch (false);
		1238	#endif
1073		1239
1074	#ifdef USE_XIM	1240	#ifdef USE_XIM
1075	IMSetStatusPosition ();	1241	IMSetStatusPosition ();
1076	#endif	1242	#endif
1077	}	1243	}
…		…
1079	/*	1245	/*
1080	* Set the width/height of the vt window in characters. Units are pixels.	1246	* Set the width/height of the vt window in characters. Units are pixels.
1081	* good for toggling 80/132 columns	1247	* good for toggling 80/132 columns
1082	*/	1248	*/
1083	void	1249	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1250	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1251	{
1086	XWindowAttributes wattr;	1252	XWindowAttributes wattr;
1087		1253
1088	if (width == 0 || height == 0)	1254	if (newwidth == 0 || newheight == 0)
1089	{	1255	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1256	XGetWindowAttributes (display->display, display->root, &wattr);
		1257
1091	if (width == 0)	1258	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1259	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1260	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1261	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1262	}
		1263
		1264	if (newwidth != width || newheight != height)
		1265	{
1098	width += szHint.base_width;	1266	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1267	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1268	resize_all_windows (newwidth, newheight, 0);
1101	}	1269	}
1102	}	1270	}
1103		1271
1104	/* -------------------------------------------------------------------- *	1272	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1273	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1274	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1275	#ifdef USE_XIM
1108		1276
1109	void	1277	void
		1278	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1279	{
		1280	fg = pix_colors[Color_fg];
		1281	bg = pix_colors[Color_bg];
		1282	}
		1283
		1284	void
1110	rxvt_term::im_set_size (XRectangle *size)	1285	rxvt_term::im_set_size (XRectangle &size)
1111	{	1286	{
1112	size->x = TermWin.int_bwidth;	1287	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1288	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1289	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1290	size.width = Width2Pixel (ncol) + int_bwidth;
		1291	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1292	}
1117		1293
1118	void	1294	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1295	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1296	XRectangle &status_rect,
		1297	const XRectangle &needed_rect)
1120	{	1298	{
1121	*fg = PixColors[Color_fg];	1299	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	1300	preedit_rect.y = 0;
		1301	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1302	preedit_rect.height = fheight;
		1303
		1304	status_rect.x = 0;
		1305	status_rect.y = 0;
		1306	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1307	status_rect.height = fheight;
1123	}	1308	}
1124		1309
1125	/* Checking whether input method is running. */	1310	/* Checking whether input method is running. */
1126	bool	1311	bool
1127	rxvt_term::IMisRunning ()	1312	rxvt_term::IMisRunning ()
1128	{	1313	{
1129	char *p;	1314	char *p;
1130	Atom atom;	1315	Atom atom;
1131	Window win;	1316	Window win;
1132	char server[IMBUFSIZ];	1317	char server[IMBUFSIZ];
1133		1318
1134	/* get current locale modifier */	1319	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1320	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136	{	1321	{
1137	STRCPY (server, "@server=");	1322	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1323	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1324
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1325	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140	*p = '\0';	1326	*p = '\0';
1141		1327
1142	atom = XInternAtom (display->display, server, False);	1328	atom = XInternAtom (display->display, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1329	win = XGetSelectionOwner (display->display, atom);
		1330
1144	if (win != None)	1331	if (win != None)
1145	return True;	1332	return True;
1146	}	1333	}
		1334
1147	return False;	1335	return False;
1148	}	1336	}
1149		1337
1150	void	1338	void
1151	rxvt_term::IMSendSpot ()	1339	rxvt_term::IMSendSpot ()
1152	{	1340	{
1153	XPoint spot;	1341	XPoint nspot;
1154	XVaNestedList preedit_attr;	1342	XVaNestedList preedit_attr;
1155		1343
1156	if (Input_Context == NULL	1344	if (!Input_Context
		1345	|| !focus
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1346	|| !(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;	1347	return;
1165		1348
1166	im_set_position (&spot);	1349	im_set_position (nspot);
		1350
		1351	if (nspot.x == spot.x && nspot.y == spot.y)
		1352	return;
		1353
		1354	spot = nspot;
1167		1355
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1356	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1357	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1358	XFree (preedit_attr);
1171	}	1359	}
1172		1360
1173	void	1361	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 ()	1362	rxvt_term::im_destroy ()
1200	{	1363	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1364	if (input_method)
1208	{	1365	{
		1366	if (Input_Context && input_method->xim)
		1367	XDestroyIC (Input_Context);
		1368
1209	display->put_xim (input_method);	1369	display->put_xim (input_method);
1210	input_method = 0;	1370	input_method = 0;
1211	}	1371	}
		1372
		1373	Input_Context = 0;
1212	}	1374	}
1213		1375
1214	/*	1376	/*
1215	* Try to open a XIM with the current modifiers, then see if we can	1377	* Try to open a XIM with the current modifiers, then see if we can
1216	* open a suitable preedit type	1378	* open a suitable preedit type
1217	*/	1379	*/
1218	bool	1380	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1381	rxvt_term::IM_get_IC (const char *modifiers)
1220	{	1382	{
1221	int i, j, found;	1383	int i, j, found;
1222	XIM xim;	1384	XIM xim;
1223	XPoint spot;	1385	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1386	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1387	unsigned long fg, bg;
1226	const char *p;	1388	const char *p;
1227	char **s;	1389	char **s;
1228	XIMStyles *xim_styles;	1390	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;
1230		1391
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1392	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1393	return false;
1233		1394
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1395	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1396	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1397	if (input_method == NULL)
1237	return false;	1398	return false;
1238		1399
1239	xim = input_method->xim;	1400	xim = input_method->xim;
		1401	spot.x = spot.y = -1;
1240		1402
1241	xim_styles = NULL;	1403	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1404	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1405	|| !xim_styles || !xim_styles->count_styles)
1244	{	1406	{
1245	display->put_xim (input_method);	1407	im_destroy ();
1246	return false;	1408	return false;
1247	}	1409	}
1248		1410
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1411	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1412
		1413	for (int pi = 0; pi < 2; pi++)
		1414	{
		1415	p = pet[pi];
		1416
		1417	if (!p)
		1418	continue;
		1419
1250	s = rxvt_splitcommastring (p);	1420	s = rxvt_splitcommastring (p);
		1421
1251	for (i = found = 0; !found && s[i]; i++)	1422	for (i = found = 0; !found && s[i]; i++)
1252	{	1423	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1424	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1425	input_style = (XIMPreeditPosition | XIMStatusNothing);
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1426	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1427	input_style = (XIMPreeditArea | XIMStatusArea);
1257	else if (!STRCMP (s[i], "Root"))	1428	else if (!strcmp (s[i], "Root"))
1258	input_style = (XIMPreeditNothing | XIMStatusNothing);	1429	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1430	else if (!strcmp (s[i], "None"))
		1431	input_style = (XIMPreeditNone | XIMStatusNone);
1259		1432
1260	for (j = 0; j < xim_styles->count_styles; j++)	1433	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1434	if (input_style == xim_styles->supported_styles[j])
1262	{	1435	{
		1436	rxvt_freecommastring (s);
		1437
1263	found = 1;	1438	found = 1;
1264	break;	1439	goto foundpet;
		1440	}
		1441
1265	}	1442	}
1266	}
1267		1443
1268	for (i = 0; s[i]; i++)	1444	rxvt_freecommastring (s);
1269	free (s[i]);	1445	}
1270		1446
1271	free (s);	1447	foundpet:
		1448
1272	XFree (xim_styles);	1449	XFree (xim_styles);
1273		1450
1274	if (!found)	1451	if (!found)
1275	{	1452	{
1276	display->put_xim (input_method);	1453	im_destroy ();
1277	return false;	1454	return false;
1278	}	1455	}
1279		1456
1280	preedit_attr = status_attr = NULL;	1457	XFontSet fs = 0;
		1458	XVaNestedList preedit_attr = 0, status_attr = 0;
		1459
		1460	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1461	{
		1462	// fake us a font-set, please
		1463	char **missing_charset_list;
		1464	int missing_charset_count;
		1465	char *def_string;
		1466	char pat[512];
		1467
		1468	sprintf (pat,
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"*",
		1475	fheight,
		1476	fheight + 1, fheight - 1,
		1477	fheight - 2, fheight + 2);
		1478
		1479	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1480	&missing_charset_list, &missing_charset_count, &def_string);
		1481
		1482	if (missing_charset_list)
		1483	XFreeStringList (missing_charset_list);
		1484
		1485	if (!fs)
		1486	{
		1487	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1488	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1489	}
		1490	}
1281		1491
1282	if (input_style & XIMPreeditPosition)	1492	if (input_style & XIMPreeditPosition)
1283	{	1493	{
1284	im_set_size (&rect);	1494	im_set_size (rect);
1285	im_set_position (&spot);	1495	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1496	im_set_color (fg, bg);
1287		1497
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1498	preedit_attr = XVaCreateNestedList (0,
		1499	XNForeground, fg,
		1500	XNBackground, bg,
		1501	XNArea, &rect,
1289	XNSpotLocation, &spot,	1502	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1503	XNFontSet, fs,
1292	NULL);	1504	NULL);
1293	}	1505	}
1294	else if (input_style & XIMPreeditArea)	1506	else if (input_style & XIMPreeditArea)
1295	{	1507	{
1296	im_set_color (&fg, &bg);	1508	im_set_color (fg, bg);
1297		1509
1298	/*	1510	/*
1299	* The necessary width of preedit area is unknown	1511	* The necessary width of preedit area is unknown
1300	* until create input context.	1512	* until create input context.
1301	*/	1513	*/
1302	needed_rect.width = 0;	1514	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1515	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1516
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1517	preedit_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
1307	XNForeground, fg, XNBackground, bg,	1519	XNBackground, bg,
		1520	XNArea, &rect,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	status_attr = XVaCreateNestedList (0,
		1524	XNForeground, fg,
		1525	XNBackground, bg,
		1526	XNArea, &status_rect,
1308	//XNFontSet, TermWin.fontset,	1527	XNFontSet, fs,
1309	NULL);	1528	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1311	XNForeground, fg, XNBackground, bg,
1312	//XNFontSet, TermWin.fontset,
1313	NULL);
1314	}	1529	}
1315		1530
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1531	Input_Context = XCreateIC (xim,
		1532	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1533	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1534	XNFocusWindow, parent[0],
1319	preedit_attr ? XNPreeditAttributes : NULL,	1535	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1536	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1537	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1538	status_attr, NULL);
		1539
1323	if (preedit_attr) XFree (preedit_attr);	1540	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1541	if (status_attr) XFree (status_attr);
		1542	if (fs) XFreeFontSet (display->display, fs);
1325		1543
1326	if (Input_Context == NULL)	1544	if (Input_Context == NULL)
1327	{	1545	{
1328	rxvt_print_error ("failed to create input context");	1546	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1547	im_destroy ();
1330	return false;	1548	return false;
1331	}	1549	}
1332		1550
1333	if (input_style & XIMPreeditArea)	1551	if (input_style & XIMPreeditArea)
1334	IMSetStatusPosition ();	1552	IMSetStatusPosition ();
…		…
1338	}	1556	}
1339		1557
1340	void	1558	void
1341	rxvt_term::im_cb ()	1559	rxvt_term::im_cb ()
1342	{	1560	{
1343	int i, found, had_im;	1561	int i;
1344	const char *p;	1562	const char *p;
1345	char **s;	1563	char **s;
1346	char buf[IMBUFSIZ];	1564	char buf[IMBUFSIZ];
1347		1565
		1566	SET_R (this);
		1567
1348	im_destroy ();	1568	im_destroy ();
1349		1569
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1570	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1571	if (Input_Context)
1352	return;	1572	return;
…		…
1360	if (p && *p)	1580	if (p && *p)
1361	{	1581	{
1362	bool found = false;	1582	bool found = false;
1363		1583
1364	s = rxvt_splitcommastring (p);	1584	s = rxvt_splitcommastring (p);
		1585
1365	for (i = 0; s[i]; i++)	1586	for (i = 0; s[i]; i++)
1366	{	1587	{
1367	if (*s[i])	1588	if (*s[i])
1368	{	1589	{
1369	STRCPY (buf, "@im=");	1590	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1591	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1592	if (IM_get_IC (buf))
1372	{	1593	{
1373	found = true;	1594	found = true;
1374	break;	1595	break;
1375	}	1596	}
1376	}	1597	}
1377	}	1598	}
1378	for (i = 0; s[i]; i++)	1599
1379	free (s[i]);	1600	rxvt_freecommastring (s);
1380	free (s);
1381		1601
1382	if (found)	1602	if (found)
1383	goto done;	1603	goto done;
1384	}	1604	}
1385		1605
…		…
1399	}	1619	}
1400		1620
1401	void	1621	void
1402	rxvt_term::IMSetStatusPosition ()	1622	rxvt_term::IMSetStatusPosition ()
1403	{	1623	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1624	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1625	XVaNestedList preedit_attr, status_attr;
1406		1626
1407	if (Input_Context == NULL	1627	if (!Input_Context
		1628	|| !focus
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1629	|| !(input_style & XIMPreeditArea)
1409	|| !IMisRunning ())	1630	|| !IMisRunning ())
1410	return;	1631	return;
1411		1632
1412	/* Getting the necessary width of preedit area */	1633	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1634	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1635	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1636	XFree (status_attr);
1416		1637
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1638	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1639	XFree (needed_rect);
1418		1640
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1641	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1642	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1643
1422	XSetICValues (Input_Context,	1644	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1645	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1646	XNStatusAttributes, status_attr, NULL);
1425		1647
1426	XFree (preedit_attr);	1648	XFree (preedit_attr);
1427	XFree (status_attr);	1649	XFree (status_attr);
1428	}	1650	}
1429	#endif /* USE_XIM */	1651	#endif /* USE_XIM */

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