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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.34 by pcg, Fri Feb 20 22:27:27 2004 UTC vs.
Revision 1.152 by root, Thu Dec 22 16:44:10 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
18	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */
35		35
		36	#include <limits>
		37
36	#include <signal.h>	38	#include <csignal>
		39	#include <cstring>
37		40
38	#ifdef TTY_GID_SUPPORT	41	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	42	# include <grp.h>
40	#endif	43	#endif
41		44
42	#ifdef HAVE_TERMIOS_H	45	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	46	# include <termios.h>
44	#endif	47	#endif
45		48
46	#include <cstring>	49	#ifdef KEYSYM_RESOURCE
		50	# include "keyboard.h"
		51	#endif
		52
		53	vector<rxvt_term *> rxvt_term::termlist;
47		54
48	static char curlocale[128];	55	static char curlocale[128];
49		56
50	void	57	bool
51	rxvt_set_locale (const char *locale)	58	rxvt_set_locale (const char *locale)
52	{	59	{
53	if (locale && STRNCMP (locale, curlocale, 128))	60	if (!locale || !strncmp (locale, curlocale, 128))
54	{	61	return false;
		62
55	STRNCPY (curlocale, locale, 128);	63	strncpy (curlocale, locale, 128);
56	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)
57	}	79	{
58	}	80	if (cc->c2 == c2) return c1;
		81	cc = (*this)[cc->c1];
		82	}
59		83
60	void *	84	// check to see wether this combination already exists otherwise
61	rxvt_term::operator new (size_t s)	85	for (cc = v.end (); cc-- > v.begin (); )
62	{	86	{
63	void *p = malloc (s);	87	if (cc->c1 == c1 && cc->c2 == c2)
		88	return COMPOSE_LO + (cc - v.begin ());
		89	}
64		90
65	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
66	return p;	127	return len;
67	}
68		128
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	129	}
		130	#endif
74		131
75	rxvt_term::rxvt_term ()	132	rxvt_term::rxvt_term ()
76	:	133	:
		134	#if TRANSPARENT
77	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
78	termwin_ev (this, &rxvt_term::x_cb),	164	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	165	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif
86	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif
89	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif
92	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif
95	check_ev (this, &rxvt_term::check_cb),	166	check_ev (this, &rxvt_term::check_cb),
		167	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	168	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	169	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	170	incr_ev (this, &rxvt_term::incr_cb)
99	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)
101	#endif
102	{	171	{
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	172	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104	}
105		173
106	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 ()
107	{	187	{
108	if (cmd_fd >= 0)	188	if (cmd_pid)
109	close (cmd_fd);	189	kill (-cmd_pid, SIGHUP);
110		190
111	#ifndef NO_SETOWNER_TTYDEV
112	privileged_ttydev (RESTORE);
113	#endif
114	#ifdef UTMP_SUPPORT	191	#ifdef UTMP_SUPPORT
115	privileged_utmp (RESTORE);	192	privileged_utmp (RESTORE);
116	#endif	193	#endif
117		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
118	delete TermWin.fontset;	209	delete fontset[0];
119		210
120	if (display)	211	if (display)
		212	{
		213	dDisp;
		214
		215	selection_clear ();
		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
		220	#ifdef MENUBAR
		221	if (menubarGC) XFreeGC (disp, menubarGC);
		222	#endif
		223	#ifdef XTERM_SCROLLBAR
		224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		225	if (ShadowGC) XFreeGC (disp, ShadowGC);
		226	#endif
		227	#ifdef PLAIN_SCROLLBAR
		228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		229	#endif
		230	#ifdef NEXT_SCROLLBAR
		231	if (blackGC) XFreeGC (disp, blackGC);
		232	if (whiteGC) XFreeGC (disp, whiteGC);
		233	if (grayGC) XFreeGC (disp, grayGC);
		234	if (darkGC) XFreeGC (disp, darkGC);
		235	if (stippleGC) XFreeGC (disp, stippleGC);
		236	if (dimple) XFreePixmap (disp, dimple);
		237	if (upArrow) XFreePixmap (disp, upArrow);
		238	if (downArrow) XFreePixmap (disp, downArrow);
		239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		241	#endif
		242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		243	if (topShadowGC) XFreeGC (disp, topShadowGC);
		244	if (botShadowGC) XFreeGC (disp, botShadowGC);
		245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		246	#endif
		247	if (gc) XFreeGC (disp, gc);
		248
		249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		250	delete menuBar.drawable;
		251	//if (menuBar.win)
		252	// XDestroyWindow (disp, menuBar.win);
		253	#endif
		254	delete drawable;
		255	// destroy all windows
121	if (TermWin.parent[0])	256	if (parent[0])
122	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
		258	}
123		259
124	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
125		261
126	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
127		266
128	displays.put (display);	267	displays.put (display);
129		268
130	scr_release ();	269	scr_release ();
131		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(!)
132	free (env_windowid);	277	free (env_windowid);
133	free (env_display);	278	free (env_display);
134	free (env_term);	279	free (env_term);
135	free (env_colorfgbg);	280	free (env_colorfgbg);
136	free (locale);	281	free (locale);
137	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
138		284
139	delete envv;	285	delete envv;
140	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	}
		292
		293	void
		294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
		297
		298	if (!(options & Opt_hold))
		299	destroy ();
141	}	300	}
142		301
143	void	302	void
144	rxvt_term::destroy ()	303	rxvt_term::destroy ()
145	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
146	if (display)	312	if (display)
147	{	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
148	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
149	termwin_ev.stop (display);	327	termwin_ev.stop (display);
150	vt_ev.stop (display);	328	vt_ev.stop (display);
151	#ifdef USE_XIM
152	im_destroy ();
153	im_ev.stop (display);
154	#endif
155	#ifdef HAVE_SCROLLBARS
156	scrollbar_ev.stop (display);
157	#endif
158	#ifdef MENUBAR
159	menubar_ev.stop (display);
160	#endif
161	}	329	}
162		330
163	check_ev.stop ();	331	check_ev.stop ();
164	pty_ev.stop ();	332	pty_ev.stop ();
165	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
166	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
167	#endif	335	#endif
168	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
169	text_blink_ev.stop ();	337	text_blink_ev.stop ();
170	#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
171	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
172	pointer_ev.stop ();	346	pointer_ev.stop ();
173	#endif	347	#endif
174		348
175	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
182		356
183	delete this;	357	delete this;
184	}	358	}
185		359
186	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
187	/* rxvt_init () */	361	/*
188	/* LIBPROTO */	362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
189	rxvt_t	363	* TODO: if debugging, this should free up any known resources if we can
190	rxvt_init (int argc, const char *const *argv)	364	*/
191	{	365	static XErrorHandler old_xerror_handler;
192	SET_R (new rxvt_term);
193		366
194	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);
195	{	395	}
196	delete GET_R;	396	if ((event->error_code == BadWindow) ||
197	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);
198	}	416	}
199		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
200	return GET_R;	418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
201	}	420	}
		421	#endif
202		422
		423	int
203	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
204
205	void
206	rxvt_init_signals ()
207	{	425	{
208	/* install exit handler for cleanup */	426	if (GET_R->allowedxerror == -1)
209	#if 0	427	GET_R->allowedxerror = event->error_code;
210	#ifdef HAVE_ATEXIT	428	else
211	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);
212	#else	434	#else
		435	old_xerror_handler (display, event);
213	#endif	436	#endif
214	#endif	437	}
215		438
216	struct sigaction sa;	439	return 0;
217
218	sigfillset (&sa.sa_mask);
219	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
228	/* signal (SIGURG, SIG_DFL); */
229
230	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232	}	440	}
233		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	/*----------------------------------------------------------------------*/
234	bool	452	bool
235	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
		454	{
		455	SET_R (this);
		456
		457	set_locale ("");
		458
		459	if (!init_vars ())
		460	return false;
		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (options & Opt_scrollBar)
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	create_windows (argc, argv);
		479
		480	dDisp;
		481
		482	init_xlocale ();
		483
		484	scr_reset (); /* initialize screen */
		485
		486	#if 0
		487	XSynchronize (disp, True);
		488	#endif
		489
		490	#ifdef HAVE_SCROLLBARS
		491	if (options & Opt_scrollBar)
		492	resize_scrollbar (); /* create and map scrollbar */
		493	#endif
		494	#if (MENUBAR_MAX)
		495	if (menubar_visible ())
		496	XMapWindow (disp, menuBar.win);
		497	#endif
		498	#ifdef TRANSPARENT
		499	if (options & Opt_transparent)
		500	{
		501	XSelectInput (disp, display->root, PropertyChangeMask);
		502	check_our_parents ();
		503	rootwin_ev.start (display, display->root);
		504	}
		505	#endif
		506
		507	XMapWindow (disp, vt);
		508	XMapWindow (disp, parent[0]);
		509
		510	set_colorfgbg ();
		511
		512	init_command (cmd_argv);
		513
		514	free (cmd_argv);
		515
		516	pty_ev.start (pty.pty, EVENT_READ);
		517
		518	check_ev.start ();
		519
		520	return true;
		521	}
		522
		523	static struct sig_handlers
		524	{
		525	sig_watcher sw_chld, sw_term, sw_int;
		526
		527	void sig_chld (sig_watcher &w)
		528	{
		529	// we are being called for every SIGCHLD, find the corresponding term
		530	int pid;
		531
		532	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		533	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		534	if (pid == (*t)->cmd_pid)
		535	{
		536	(*t)->child_exit ();
		537	break;
		538	}
		539	}
		540
		541	/*
		542	* Catch a fatal signal and tidy up before quitting
		543	*/
		544	void
		545	sig_term (sig_watcher &w)
		546	{
		547	#ifdef DEBUG_CMD
		548	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		549	#endif
		550	rxvt_emergency_cleanup ();
		551	signal (w.signum, SIG_DFL);
		552	kill (getpid (), w.signum);
		553	}
		554
		555	sig_handlers ()
		556	: sw_chld (this, &sig_handlers::sig_chld),
		557	sw_term (this, &sig_handlers::sig_term),
		558	sw_int (this, &sig_handlers::sig_term)
		559	{
		560	}
		561	} sig_handlers;
		562
		563	void
		564	rxvt_init ()
236	{	565	{
237	/*	566	/*
238	* Save and then give up any super-user privileges	567	* Save and then give up any super-user privileges
239	* If we need privileges in any area then we must specifically request it.	568	* If we need privileges in any area then we must specifically request it.
240	* We should only need to be root in these cases:	569	* We should only need to be root in these cases:
241	* 1. write utmp entries on some systems	570	* 1. write utmp entries on some systems
242	* 2. chown tty on some systems	571	* 2. chown tty on some systems
243	*/	572	*/
244	privileges (SAVE);	573	rxvt_privileges (SAVE);
245	privileges (IGNORE);	574	rxvt_privileges (IGNORE);
246		575
247	init_secondary ();	576	signal (SIGHUP, SIG_IGN);
		577	signal (SIGPIPE, SIG_IGN);
248		578
249	const char **cmd_argv = init_resources (argc, argv);	579	sig_handlers.sw_chld.start (SIGCHLD);
		580	sig_handlers.sw_term.start (SIGTERM);
		581	sig_handlers.sw_int.start (SIGINT);
250		582
251	set_locale ("");	583	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		584	/* signal (SIGURG, SIG_DFL); */
252		585
253	#if (MENUBAR_MAX)	586	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
254	menubar_read (rs[Rs_menu]);	587	// TODO: handle this with exceptions and tolerate the memory loss
255	#endif	588	XSetIOErrorHandler (rxvt_xioerror_handler);
256	#ifdef HAVE_SCROLLBARS
257	if (Options & Opt_scrollBar)
258	scrollBar.setIdle (); /* set existence for size calculations */
259	#endif
260
261	create_windows (argc, argv);
262
263	init_xlocale ();
264
265	scr_reset (); /* initialize screen */
266	#ifdef RXVT_GRAPHICS
267	Gr_reset (); /* reset graphics */
268	#endif
269
270	#if 1
271	XSynchronize (display->display, True);
272	#endif
273
274	#ifdef HAVE_SCROLLBARS
275	if (Options & Opt_scrollBar)
276	resize_scrollbar (); /* create and map scrollbar */
277	#endif
278	#if (MENUBAR_MAX)
279	if (menubar_visible (r))
280	XMapWindow (display->display, menuBar.win);
281	#endif
282	#ifdef TRANSPARENT
283	if (Options & Opt_transparent)
284	{
285	XSelectInput (display->display, display->root, PropertyChangeMask);
286	check_our_parents ();
287	}
288	#endif
289
290	rootwin_ev.start (display, display->root);
291
292	XMapWindow (display->display, TermWin.vt);
293	XMapWindow (display->display, TermWin.parent[0]);
294
295	init_command (cmd_argv);
296
297	pty_ev.start (cmd_fd, EVENT_READ);
298
299	check_ev.start ();
300
301	return true;
302	}
303
304	/* ------------------------------------------------------------------------- *
305	* SIGNAL HANDLING & EXIT HANDLER *
306	* ------------------------------------------------------------------------- */
307	/*
308	* Catch a SIGCHLD signal and exit if the direct child has died
309	*/
310	/* ARGSUSED */
311	/* EXTPROTO */
312	RETSIGTYPE
313	rxvt_Child_signal (int sig __attribute__ ((unused)))
314	{
315	int pid, save_errno = errno;
316	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317	;
318	errno = save_errno;
319
320	#if 0
321	if (pid == cmd_pid)
322	exit (EXIT_SUCCESS);
323	#endif
324	}
325
326	/*
327	* Catch a fatal signal and tidy up before quitting
328	*/
329	/* EXTPROTO */
330	RETSIGTYPE
331	rxvt_Exit_signal (int sig)
332	{
333	signal (sig, SIG_DFL);
334	#ifdef DEBUG_CMD
335	rxvt_print_error ("signal %d", sig);
336	#endif
337	rxvt_clean_exit ();
338	kill (getpid (), sig);
339	}
340
341	/* INTPROTO */
342	int
343	rxvt_xerror_handler (Display *display, XErrorEvent *event)
344	{
345	if (GET_R->allowedxerror == -1)
346	GET_R->allowedxerror = event->error_code;
347	else
348	{
349	old_xerror_handler (display, event);
350	GET_R->destroy ();
351	}
352
353	return 0;
354	}
355
356	/*----------------------------------------------------------------------*/
357	/*
358	* Exit gracefully, clearing the utmp entry and restoring tty attributes
359	* TODO: if debugging, this should free up any known resources if we can
360	*/
361	/* EXTPROTO */
362	void
363	rxvt_clean_exit ()
364	{
365	// TODO: rxvtd should clean up all ressources
366	if (GET_R)
367	GET_R->destroy ();
368	}	589	}
369		590
370	/* ------------------------------------------------------------------------- *	591	/* ------------------------------------------------------------------------- *
371	* MEMORY ALLOCATION WRAPPERS *	592	* MEMORY ALLOCATION WRAPPERS *
372	* ------------------------------------------------------------------------- */	593	* ------------------------------------------------------------------------- */
373	/* EXTPROTO */	594	void *
374	void *
375	rxvt_malloc (size_t size)	595	rxvt_malloc (size_t size)
376	{	596	{
377	void *p;
378
379	p = malloc (size);	597	void *p = malloc (size);
		598
380	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
381	return p;	602	return p;
382
383	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384	rxvt_clean_exit ();
385	exit (EXIT_FAILURE);
386	/* NOTREACHED */
387	}	603	}
388		604
389	/* EXTPROTO */	605	void *
390	void *
391	rxvt_calloc (size_t number, size_t size)	606	rxvt_calloc (size_t number, size_t size)
392	{	607	{
393	void *p;
394
395	p = calloc (number, size);	608	void *p = calloc (number, size);
		609
396	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
397	return p;	613	return p;
398
399	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
400	rxvt_clean_exit ();
401	exit (EXIT_FAILURE);
402	/* NOTREACHED */
403	}	614	}
404		615
405	/* EXTPROTO */
406	void *	616	void *
407	rxvt_realloc (void *ptr, size_t size)	617	rxvt_realloc (void *ptr, size_t size)
408	{	618	{
409	void *p;
410
411	if (ptr)
412	p = realloc (ptr, size);	619	void *p = realloc (ptr, size);
413	else	620
414	p = malloc (size);
415	if (p)	621	if (!p)
		622	rxvt_fatal ("memory allocation failure. aborting.\n");
		623
416	return p;	624	return p;
417
418	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
419	rxvt_clean_exit ();
420	exit (EXIT_FAILURE);
421	/* NOTREACHED */
422	}	625	}
423		626
424	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
425	* PRIVILEGED OPERATIONS *	628	* PRIVILEGED OPERATIONS *
426	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
427	/* take care of suid/sgid super-user (root) privileges */	630	/* take care of suid/sgid super-user (root) privileges */
428	void	631	void
429	rxvt_term::privileges (int mode)	632	rxvt_privileges (rxvt_privaction action)
430	{	633	{
		634	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		635	static uid_t euid;
		636	static gid_t egid;
		637	#endif
		638
431	#if ! defined(__CYGWIN32__)	639	#if ! defined(__CYGWIN32__)
432	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	640	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
433	/* setreuid () is the poor man's setuid (), seteuid () */	641	/* setreuid () is the poor man's setuid (), seteuid () */
434	# define seteuid(a) setreuid(-1, (a))	642	# define seteuid(a) setreuid(-1, (a))
435	# define setegid(a) setregid(-1, (a))	643	# define setegid(a) setregid(-1, (a))
436	# define HAVE_SETEUID	644	# define HAVE_SETEUID
437	# endif	645	# endif
438	# ifdef HAVE_SETEUID	646	# ifdef HAVE_SETEUID
439	switch (mode)	647	switch (action)
440	{	648	{
441	case IGNORE:	649	case IGNORE:
442	/*	650	/*
443	* change effective uid/gid - not real uid/gid - so we can switch	651	* change effective uid/gid - not real uid/gid - so we can switch
444	* back to root later, as required	652	* back to root later, as required
…		…
454	seteuid (euid);	662	seteuid (euid);
455	setegid (egid);	663	setegid (egid);
456	break;	664	break;
457	}	665	}
458	# else	666	# else
459	switch (mode)	667	switch (action)
460	{	668	{
461	case IGNORE:	669	case IGNORE:
462	setuid (getuid ());	670	setuid (getuid ());
463	setgid (getgid ());	671	setgid (getgid ());
464	/* FALLTHROUGH */	672	/* FALLTHROUGH */
…		…
471	#endif	679	#endif
472	}	680	}
473		681
474	#ifdef UTMP_SUPPORT	682	#ifdef UTMP_SUPPORT
475	void	683	void
476	rxvt_term::privileged_utmp (char action)	684	rxvt_term::privileged_utmp (rxvt_privaction action)
477	{	685	{
478	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479	action, next_utmp_action, getpid ()));
480	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481	|| (Options & Opt_utmpInhibit)	686	if ((options & Opt_utmpInhibit)
482	|| ttydev == NULL || *ttydev == '\0')	687	|| !pty.name || !*pty.name)
483	return;	688	return;
484		689
485	privileges (RESTORE);	690	rxvt_privileges (RESTORE);
		691
486	if (action == SAVE)	692	if (action == SAVE)
487	{
488	next_utmp_action = RESTORE;
489	makeutent (ttydev, rs[Rs_display_name]);	693	makeutent (pty.name, rs[Rs_display_name]);
490	}
491	else	694	else
492	{ /* action == RESTORE */
493	next_utmp_action = IGNORE;
494	cleanutent ();	695	cleanutent ();
495	}	696
496	privileges (IGNORE);	697	rxvt_privileges (IGNORE);
497	}
498	#endif
499
500	#ifndef NO_SETOWNER_TTYDEV
501	void
502	rxvt_term::privileged_ttydev (char action)
503	{
504	D_MAIN ((stderr,
505	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
506	action, next_tty_action, getpid ()));
507	if (next_tty_action != action || (action != SAVE && action != RESTORE)
508	|| ttydev == NULL || *ttydev == '\0')
509	return;
510
511	privileges (RESTORE);
512
513	if (action == SAVE)
514	{
515	next_tty_action = RESTORE;
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519	next_tty_action = IGNORE;
520	else
521	# endif
522
523	{
524	chown (ttydev, getuid (), ttygid); /* fail silently */
525	chmod (ttydev, ttymode);
526	# ifdef HAVE_REVOKE
527	revoke (ttydev);
528	# endif
529
530	}
531	}
532	else
533	{ /* action == RESTORE */
534	next_tty_action = IGNORE;
535	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536	chmod (ttydev, ttyfd_stat.st_mode);
537	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538	# else
539	chmod (ttydev,
540	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541	chown (ttydev, 0, 0);
542	# endif
543
544	}
545
546	privileges (IGNORE);
547
548	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
549	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550	action == RESTORE ? "Restoring" : (action ==
551	SAVE ? "Saving" :
552	"UNKNOWN ERROR for"), ttydev,
553	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554	ttyfd_stat.st_gid));
555	# endif
556	}	698	}
557	#endif	699	#endif
558		700
559	/*----------------------------------------------------------------------*/	701	/*----------------------------------------------------------------------*/
560	/*	702	/*
561	* window size/position calculcations for XSizeHint and other storage.	703	* window size/position calculcations for XSizeHint and other storage.
562	* if width/height are non-zero then override calculated width/height	704	* if width/height are non-zero then override calculated width/height
563	*/	705	*/
564	void	706	void
565	rxvt_term::window_calc (unsigned int width, unsigned int height)	707	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566	{	708	{
567	short recalc_x, recalc_y;	709	short recalc_x, recalc_y;
568	int x, y, sb_w, mb_h, flags;	710	int x, y, sb_w, mb_h, flags;
569	unsigned int w, h;	711	unsigned int w, h;
570	unsigned int max_width, max_height;	712	unsigned int max_width, max_height;
		713	dDisp;
571		714
572	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573	TermWin.ncol, TermWin.nrow, szHint.width,	716	ncol, nrow, szHint.width, szHint.height));
574	szHint.height));	717
575	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576	szHint.win_gravity = NorthWestGravity;	719	szHint.win_gravity = NorthWestGravity;
577	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578		721
579	recalc_x = recalc_y = 0;	722	recalc_x = recalc_y = 0;
580	flags = 0;	723	flags = 0;
		724
581	if (!parsed_geometry)	725	if (!parsed_geometry)
582	{	726	{
583	parsed_geometry = 1;	727	parsed_geometry = 1;
		728
584	if (rs[Rs_geometry])	729	if (rs[Rs_geometry])
585	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	730	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		731
586	if (flags & WidthValue)	732	if (flags & WidthValue)
587	{	733	{
588	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	734	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	735	szHint.flags |= USSize;
590	}	736	}
		737
591	if (flags & HeightValue)	738	if (flags & HeightValue)
592	{	739	{
593	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	740	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
594	szHint.flags |= USSize;	741	szHint.flags |= USSize;
595	}	742	}
		743
596	if (flags & XValue)	744	if (flags & XValue)
597	{	745	{
598	szHint.x = x;	746	szHint.x = x;
599	szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
		748
600	if (flags & XNegative)	749	if (flags & XNegative)
601	{	750	{
602	recalc_x = 1;	751	recalc_x = 1;
603	szHint.win_gravity = NorthEastGravity;	752	szHint.win_gravity = NorthEastGravity;
604	}	753	}
605	}	754	}
		755
606	if (flags & YValue)	756	if (flags & YValue)
607	{	757	{
608	szHint.y = y;	758	szHint.y = y;
609	szHint.flags |= USPosition;	759	szHint.flags |= USPosition;
		760
610	if (flags & YNegative)	761	if (flags & YNegative)
611	{	762	{
612	recalc_y = 1;	763	recalc_y = 1;
		764
613	if (szHint.win_gravity == NorthEastGravity)	765	if (szHint.win_gravity == NorthEastGravity)
614	szHint.win_gravity = SouthEastGravity;	766	szHint.win_gravity = SouthEastGravity;
615	else	767	else
616	szHint.win_gravity = SouthWestGravity;	768	szHint.win_gravity = SouthWestGravity;
617	}	769	}
618	}	770	}
619	}	771	}
		772
620	/* TODO: BOUNDS */	773	/* TODO: BOUNDS */
621	TermWin.width = TermWin.ncol * TermWin.fwidth;	774	width = ncol * fwidth;
622	TermWin.height = TermWin.nrow * TermWin.fheight;	775	height = nrow * fheight;
623	max_width = MAX_COLS * TermWin.fwidth;	776	max_width = MAX_COLS * fwidth;
624	max_height = MAX_ROWS * TermWin.fheight;	777	max_height = MAX_ROWS * fheight;
625		778
626	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	779	szHint.base_width = szHint.base_height = 2 * int_bwidth;
627		780
628	sb_w = mb_h = 0;	781	sb_w = mb_h = 0;
629	window_vt_x = window_vt_y = 0;	782	window_vt_x = window_vt_y = int_bwidth;
		783
630	if (scrollbar_visible ())	784	if (scrollbar_visible ())
631	{	785	{
632	sb_w = scrollbar_TotalWidth ();	786	sb_w = scrollbar_TotalWidth ();
633	szHint.base_width += sb_w;	787	szHint.base_width += sb_w;
634	if (! (Options & Opt_scrollBar_right))	788	if (!(options & Opt_scrollBar_right))
635	window_vt_x = sb_w;	789	window_vt_x += sb_w;
636	}	790	}
		791
637	if (menubar_visible ())	792	if (menubar_visible ())
638	{	793	{
639	mb_h = menuBar_TotalHeight ();	794	mb_h = menuBar_TotalHeight ();
640	szHint.base_height += mb_h;	795	szHint.base_height += mb_h;
641	window_vt_y = mb_h;	796	window_vt_y += mb_h;
642	}	797	}
		798
643	szHint.width_inc = TermWin.fwidth;	799	szHint.width_inc = fwidth;
644	szHint.height_inc = TermWin.fheight;	800	szHint.height_inc = fheight;
645	szHint.min_width = szHint.base_width + szHint.width_inc;	801	szHint.min_width = szHint.base_width + szHint.width_inc;
646	szHint.min_height = szHint.base_height + szHint.height_inc;	802	szHint.min_height = szHint.base_height + szHint.height_inc;
647		803
648	if (width && width - szHint.base_width < max_width)	804	if (newwidth && newwidth - szHint.base_width < max_width)
649	{	805	{
650	szHint.width = width;	806	szHint.width = newwidth;
651	TermWin.width = width - szHint.base_width;	807	width = newwidth - szHint.base_width;
652	}	808	}
653	else	809	else
654	{	810	{
655	MIN_IT (TermWin.width, max_width);	811	min_it (width, max_width);
656	szHint.width = szHint.base_width + TermWin.width;	812	szHint.width = szHint.base_width + width;
657	}	813	}
		814
658	if (height && height - szHint.base_height < max_height)	815	if (newheight && newheight - szHint.base_height < max_height)
659	{	816	{
660	szHint.height = height;	817	szHint.height = newheight;
661	TermWin.height = height - szHint.base_height;	818	height = newheight - szHint.base_height;
662	}	819	}
663	else	820	else
664	{	821	{
665	MIN_IT (TermWin.height, max_height);	822	min_it (height, max_height);
666	szHint.height = szHint.base_height + TermWin.height;	823	szHint.height = szHint.base_height + height;
667	}	824	}
		825
668	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	826	if (scrollbar_visible () && (options & Opt_scrollBar_right))
669	window_sb_x = szHint.width - sb_w;	827	window_sb_x = szHint.width - sb_w;
670		828
671	if (recalc_x)	829	if (recalc_x)
672	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	830	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
673	- szHint.width - 2 * TermWin.ext_bwidth);
674	if (recalc_y)	831	if (recalc_y)
675	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	832	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
676	- szHint.height - 2 * TermWin.ext_bwidth);
677		833
678	TermWin.ncol = TermWin.width / TermWin.fwidth;	834	ncol = width / fwidth;
679	TermWin.nrow = TermWin.height / TermWin.fheight;	835	nrow = height / fheight;
680	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	836	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681	TermWin.ncol, TermWin.nrow, szHint.width,	837	ncol, nrow, szHint.width,
682	szHint.height));	838	szHint.height));
683	return;	839	return;
684	}	840	}
685		841
686	/*----------------------------------------------------------------------*/	842	/*----------------------------------------------------------------------*/
…		…
689	* Called after a window size change.	845	* Called after a window size change.
690	*/	846	*/
691	void	847	void
692	rxvt_term::tt_winch ()	848	rxvt_term::tt_winch ()
693	{	849	{
		850	if (pty.pty < 0)
		851	return;
		852
694	struct winsize ws;	853	struct winsize ws;
695		854
696	if (cmd_fd < 0)
697	return;
698
699	ws.ws_col = TermWin.ncol;	855	ws.ws_col = ncol;
700	ws.ws_row = TermWin.nrow;	856	ws.ws_row = nrow;
701	ws.ws_xpixel = ws.ws_ypixel = 0;	857	ws.ws_xpixel = width;
702	#ifndef DEBUG_SIZE	858	ws.ws_ypixel = height;
703	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	859	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
704	#else	860
705	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	861	#if 0
706	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	862	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
707	# ifdef SIGWINCH
708	else if (cmd_pid) /* force through to the command */	863	if (cmd_pid) /* force through to the command */
709	kill (cmd_pid, SIGWINCH);	864	kill (-cmd_pid, SIGWINCH);
710	# endif
711	#endif	865	#endif
712	}	866	}
713		867
714	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
715	/* rxvt_change_font () - Switch to a new font */	869	/* set_fonts () - load and set the various fonts
716	/*	870	*
717	* init = 1 - initialize	871	* init = 1 - initialize
718	*	872	*
719	* fontname == FONT_UP - switch to bigger font	873	* fontname == FONT_UP - switch to bigger font
720	* fontname == FONT_DN - switch to smaller font	874	* fontname == FONT_DN - switch to smaller font
721	*/	875	*/
722	void	876	bool
723	rxvt_term::change_font (int init, const char *fontname)	877	rxvt_term::set_fonts ()
724	{}	878	{
		879	rxvt_fontset *fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop;
725		881
726	void	882	if (!fs
727	rxvt_term::font_up_down (int n, int direction)	883	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
728	{}	884	|| !fs->realize_font (1))
		885	{
		886	delete fs;
		887	return false;
		888	}
		889
		890	#if ENABLE_STYLES
		891	for (int i = RS_styleCount; --i; )
		892	if (fontset[i] != fontset[0])
		893	delete fontset[i];
		894	#endif
		895
		896	delete fontset[0];
		897	fontset[0] = fs;
		898
		899	prop = (*fs)[1]->properties ();
		900	prop.height += lineSpace;
		901	fs->set_prop (prop);
		902
		903	fwidth = prop.width;
		904	fheight = prop.height;
		905	fbase = (*fs)[1]->ascent;
		906
		907	for (int style = 1; style < 4; style++)
		908	{
		909	#if ENABLE_STYLES
		910	const char *res = rs[Rs_font + style];
		911
		912	if (res && !*res)
		913	fontset[style] = fontset[0];
		914	else
		915	{
		916	fontset[style] = fs = new rxvt_fontset (this);
		917	rxvt_fontprop prop2 = prop;
		918
		919	if (res)
		920	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		921	else
		922	{
		923	res = fontset[0]->fontdesc;
		924
		925	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		926	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		927	}
		928
		929	fs->populate (res);
		930	fs->set_prop (prop2);
		931	}
		932	#else
		933	fontset[style] = fontset[0];
		934	#endif
		935	}
		936
		937	if (parent[0])
		938	{
		939	resize_all_windows (0, 0, 0);
		940	scr_remap_chars ();
		941	scr_touch (true);
		942	}
		943
		944	return true;
		945	}
		946
		947	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		948	{
		949	// TODO: SMART_WINDOW_TITLE
		950	XChangeProperty (display->display, parent[0],
		951	prop, XA_STRING, 8, PropModeReplace,
		952	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		953	}
		954
		955	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		956	{
		957	// TODO: SMART_WINDOW_TITLE
		958	wchar_t *ws = rxvt_mbstowcs (str, len);
		959	char *s = rxvt_wcstoutf8 (ws);
		960
		961	XChangeProperty (display->display, parent[0],
		962	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		963	(const unsigned char *)s, strlen (s));
		964
		965	free (s);
		966	free (ws);
		967	}
729		968
730	/*----------------------------------------------------------------------*/	969	/*----------------------------------------------------------------------*/
731	/*----------------------------------------------------------------------*/	970	/*----------------------------------------------------------------------*/
732	/* xterm sequences - title, iconName, color (exptl) */	971	/* xterm sequences - title, iconName, color (exptl) */
733	void	972	void
734	rxvt_term::set_title (const char *str)	973	rxvt_term::set_title (const char *str)
735	{	974	{
736	#ifndef SMART_WINDOW_TITLE	975	set_string_property (XA_WM_NAME, str);
737	XStoreName (display->display, TermWin.parent[0], str);	976	#if ENABLE_EWMH
738	#else	977	set_utf8_property (xa[XA_NET_WM_NAME], str);
739	char *name;
740
741	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742	name = NULL;
743	if (name == NULL || STRCMP (name, str))
744	XStoreName (display->display, TermWin.parent[0], str);
745	if (name)
746	XFree (name);
747	#endif	978	#endif
748	}	979	}
749		980
750	void	981	void
751	rxvt_term::set_iconName (const char *str)	982	rxvt_term::set_icon_name (const char *str)
752	{	983	{
753	#ifndef SMART_WINDOW_TITLE	984	set_string_property (XA_WM_ICON_NAME, str);
754	XSetIconName (display->display, TermWin.parent[0], str);	985	#if ENABLE_EWMH
755	#else	986	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756	char *name;
757
758	if (XGetIconName (display->display, TermWin.parent[0], &name))
759	name = NULL;
760	if (name == NULL || STRCMP (name, str))
761	XSetIconName (display->display, TermWin.parent[0], str);
762	if (name)
763	XFree (name);
764	#endif	987	#endif
765	}	988	}
766		989
767	#ifdef XTERM_COLOR_CHANGE	990	#ifdef XTERM_COLOR_CHANGE
768	void	991	void
769	rxvt_term::set_window_color (int idx, const char *color)	992	rxvt_term::set_window_color (int idx, const char *color)
770	{	993	{
771	rxvt_color xcol;	994	rxvt_color xcol;
772	int i;	995	int i;
773		996
774	if (color == NULL || *color == '\0')	997	if (color == NULL || *color == '\0')
775	return;	998	return;
776		999
777	/* handle color aliases */	1000	/* handle color aliases */
778	if (isdigit (*color))	1001	if (isdigit (*color))
779	{	1002	{
780	i = atoi (color);	1003	i = atoi (color);
		1004
781	if (i >= 8 && i <= 15)	1005	if (i >= 8 && i <= 15)
782	{ /* bright colors */	1006	{ /* bright colors */
783	i -= 8;	1007	i -= 8;
784	# ifndef NO_BRIGHTCOLOR	1008	# ifndef NO_BRIGHTCOLOR
785	PixColors[idx] = PixColors[minBrightCOLOR + i];	1009	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
786	SET_PIXCOLOR (idx);	1010	SET_PIXCOLOR (idx);
787	goto Done;	1011	goto done;
788	# endif	1012	# endif
789
790	}	1013	}
		1014
791	if (i >= 0 && i <= 7)	1015	if (i >= 0 && i <= 7)
792	{ /* normal colors */	1016	{ /* normal colors */
793	PixColors[idx] = PixColors[minCOLOR + i];	1017	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794	SET_PIXCOLOR (idx);	1018	SET_PIXCOLOR (idx);
795	goto Done;	1019	goto done;
796	}	1020	}
797	}	1021	}
		1022
798	if (!rXParseAllocColor (& xcol, color))	1023	if (!rXParseAllocColor (&xcol, color))
799	return;	1024	return;
		1025
800	/* XStoreColor (display->display, XCMAP, XColor*); */	1026	/* XStoreColor (display->display, display->cmap, XColor*); */
801		1027
802	/*	1028	/*
803	* FIXME: should free colors here, but no idea how to do it so instead,	1029	* FIXME: should free colors here, but no idea how to do it so instead,
804	* so just keep gobbling up the colormap	1030	* so just keep gobbling up the colormap
805	*/	1031	*/
806	# if 0	1032	# if 0
807	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
808	if (PixColors[idx] == PixColors[i])	1034	if (pix_colors[idx] == pix_colors[i])
809	break;	1035	break;
810	if (i > Color_White)	1036	if (i > Color_White)
811	{	1037	{
812	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1038	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
813	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1039	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
814	DisplayPlanes (display->display, display->screen));	1040	DisplayPlanes (display->display, display->screen));
815	}	1041	}
816	# endif	1042	# endif
817		1043
818	PixColors[idx] = xcol;	1044	pix_colors_focused[idx] = xcol;
819	SET_PIXCOLOR (idx);	1045	SET_PIXCOLOR (idx);
820		1046
821	/* XSetWindowAttributes attr; */	1047	/* XSetWindowAttributes attr; */
822	/* Cursor cursor; */	1048	/* Cursor cursor; */
823	Done:	1049	done:
824	if (idx == Color_bg && ! (Options & Opt_transparent))
825	XSetWindowBackground (display->display, TermWin.vt,
826	PixColors[Color_bg]);
827		1050
		1051	#if OFF_FOCUS_FADING
		1052	if (rs[Rs_fade])
		1053	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1054	#endif
		1055
828	/* handle Color_BD, scrollbar background, etc. */	1056	/*TODO: handle Color_BD, scrollbar background, etc. */
829		1057
830	set_colorfgbg ();
831	recolour_cursor ();	1058	recolour_cursor ();
832	/* the only reasonable way to enforce a clean update */	1059	scr_recolour ();
833	scr_poweron ();
834	}	1060	}
835		1061
836	#else	1062	#else
837	# define set_window_color (idx,color) ((void)0)	1063	# define set_window_color (idx,color) ((void)0)
838	#endif /* XTERM_COLOR_CHANGE */	1064	#endif /* XTERM_COLOR_CHANGE */
839		1065
840	void	1066	void
841	rxvt_term::recolour_cursor ()	1067	rxvt_term::recolour_cursor ()
842	{	1068	{
843	#if TODO
844	rxvt_color xcol[2];	1069	XColor xcol[2];
845		1070
846	xcol[0] = PixColors[Color_pointer];	1071	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
847	xcol[1] = PixColors[Color_bg];	1072	? pix_colors_focused[Color_pointer_fg]
		1073	: pix_colors_focused[Color_fg];
		1074	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1075	? pix_colors_focused[Color_pointer_bg]
		1076	: pix_colors_focused[Color_bg];
		1077
848	XQueryColors (display->display, XCMAP, xcol, 2);	1078	XQueryColors (display->display, display->cmap, xcol, 2);
849	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1079	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
850	#endif
851	}	1080	}
852		1081
853	/*----------------------------------------------------------------------*/	1082	/*----------------------------------------------------------------------*/
854	/*	1083	/*
855	* find if fg/bg matches any of the normal (low-intensity) colors	1084	* find if fg/bg matches any of the normal (low-intensity) colors
856	*/	1085	*/
857	void	1086	void
858	rxvt_term::set_colorfgbg ()	1087	rxvt_term::set_colorfgbg ()
859	{	1088	{
860	unsigned int i;	1089	unsigned int i;
861	const char *xpmb = "\0";	1090	const char *xpmb = "\0";
862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1091	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
863		1092
864	env_colorfgbg =
865	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1093	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866	STRCPY (fstr, "default");	1094	strcpy (fstr, "default");
867	STRCPY (bstr, "default");	1095	strcpy (bstr, "default");
868	for (i = Color_Black; i <= Color_White; i++)	1096	for (i = Color_Black; i <= Color_White; i++)
869	if (PixColors[Color_fg] == PixColors[i])	1097	if (pix_colors[Color_fg] == pix_colors[i])
870	{	1098	{
871	sprintf (fstr, "%d", (i - Color_Black));	1099	sprintf (fstr, "%d", (i - Color_Black));
872	break;	1100	break;
873	}	1101	}
		1102
874	for (i = Color_Black; i <= Color_White; i++)	1103	for (i = Color_Black; i <= Color_White; i++)
875	if (PixColors[Color_bg] == PixColors[i])	1104	if (pix_colors[Color_bg] == pix_colors[i])
876	{	1105	{
877	sprintf (bstr, "%d", (i - Color_Black));	1106	sprintf (bstr, "%d", (i - Color_Black));
878	#ifdef XPM_BACKGROUND	1107	#ifdef XPM_BACKGROUND
879	xpmb = "default;";	1108	xpmb = "default;";
880	#endif	1109	#endif
881	break;	1110	break;
882	}	1111	}
883		1112
884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1113	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885
886	#ifndef NO_BRIGHTCOLOR
887	colorfgbg = DEFAULT_RSTYLE;
888	for (i = minCOLOR; i <= maxCOLOR; i++)
889	{
890	if (PixColors[Color_fg] == PixColors[i])
891	colorfgbg = SET_FGCOLOR (colorfgbg, i);
892	if (PixColors[Color_bg] == PixColors[i])
893	colorfgbg = SET_BGCOLOR (colorfgbg, i);
894	}
895	#endif
896	}	1114	}
897		1115
898	/*----------------------------------------------------------------------*/	1116	/*----------------------------------------------------------------------*/
899	/*
900	* Colour determination for low colour displays, routine from
901	* Hans de Goede <hans@highrise.nl>
902	*/
903		1117
904	int	1118	int
905	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1119	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
906	{	1120	{
907	if (!screen_in_out->set (display, colour))	1121	if (!screen_in_out->set (display, colour))
908	{	1122	{
909	rxvt_print_error ("can't allocate colour: %s", colour);	1123	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
910	return false;	1124	return false;
911	}	1125	}
912		1126
913	return true;	1127	return true;
914	}	1128	}
915		1129
916	/* -------------------------------------------------------------------- *	1130	/* -------------------------------------------------------------------- *
917	* - WINDOW RESIZING - *	1131	* - WINDOW RESIZING - *
918	* -------------------------------------------------------------------- */	1132	* -------------------------------------------------------------------- */
919	void	1133	void
920	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1134	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921	{	1135	{
922	int fix_screen;	1136	int fix_screen;
923
924	#ifdef SMART_RESIZE
925	int old_width = szHint.width, old_height = szHint.height;	1137	int old_width = szHint.width, old_height = szHint.height;
926	#endif	1138	dDisp;
927		1139
928	window_calc (width, height);	1140	window_calc (newwidth, newheight);
929	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1141	XSetWMNormalHints (disp, parent[0], &szHint);
		1142
930	if (!ignoreparent)	1143	if (!ignoreparent)
931	{	1144	{
932	#ifdef SMART_RESIZE	1145	#ifdef SMART_RESIZE
933	/*	1146	/*
934	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1147	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
937	int x, y, x1, y1;	1150	int x, y, x1, y1;
938	int dx, dy;	1151	int dx, dy;
939	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1152	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940	Window unused_cr;	1153	Window unused_cr;
941		1154
942	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1155	XTranslateCoordinates (disp, parent[0], display->root,
943	0, 0, &x, &y, &unused_cr);	1156	0, 0, &x, &y, &unused_cr);
944	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1157	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
945	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1158	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
946	/*	1159	/*
947	* if display->root isn't the parent window, a WM will probably have offset	1160	* if display->root isn't the parent window, a WM will probably have offset
948	* our position for handles and decorations. Counter it	1161	* our position for handles and decorations. Counter it
949	*/	1162	*/
…		…
951	{	1164	{
952	x -= x1;	1165	x -= x1;
953	y -= y1;	1166	y -= y1;
954	}	1167	}
955		1168
956	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1169	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
957	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1170	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
958	dx = old_width - szHint.width;	1171	dx = old_width - szHint.width;
959	dy = old_height - szHint.height;	1172	dy = old_height - szHint.height;
960		1173
961	/* Check position of the center of the window */	1174	/* Check position of the center of the window */
962	if (x < x1) /* left half */	1175	if (x < x1) /* left half */
…		…
966	if (y < y1) /* top half */	1179	if (y < y1) /* top half */
967	dy = 0;	1180	dy = 0;
968	else if (y == y1) /* exact center */	1181	else if (y == y1) /* exact center */
969	dy /= 2;	1182	dy /= 2;
970		1183
971	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1184	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
972	szHint.width, szHint.height);	1185	szHint.width, szHint.height);
973	#else	1186	#else
974	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1187	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
975	szHint.height);
976	#endif	1188	#endif
977
978	}	1189	}
979		1190
980	fix_screen = (TermWin.ncol != prev_ncol	1191	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
981	|| TermWin.nrow != prev_nrow);
982		1192
983	if (fix_screen || width != old_width || height != old_height)	1193	if (fix_screen || newwidth != old_width || newheight != old_height)
984	{	1194	{
985	if (scrollbar_visible ())	1195	if (scrollbar_visible ())
986	{	1196	{
987	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1197	XMoveResizeWindow (disp, scrollBar.win,
		1198	window_sb_x, 0,
988	0, scrollbar_TotalWidth (), szHint.height);	1199	scrollbar_TotalWidth (), szHint.height);
989	resize_scrollbar ();	1200	resize_scrollbar ();
990	}	1201	}
991		1202
992	if (menubar_visible ())	1203	if (menubar_visible ())
993	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1204	XMoveResizeWindow (disp, menuBar.win,
		1205	window_vt_x, 0,
994	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1206	TermWin_TotalWidth (), menuBar_TotalHeight ());
995		1207
996	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1208	XMoveResizeWindow (disp, vt,
997	window_vt_y, TermWin_TotalWidth (),	1209	window_vt_x, window_vt_y,
998	TermWin_TotalHeight ());	1210	TermWin_TotalWidth (), TermWin_TotalHeight ());
999	#ifdef RXVT_GRAPHICS	1211
1000	if (old_height)
1001	Gr_Resize (old_width - szHint.base_width,
1002	old_height - szHint.base_height);
1003	#endif
1004	scr_clear ();	1212	scr_clear ();
1005	#ifdef XPM_BACKGROUND	1213	#ifdef XPM_BACKGROUND
1006	resize_pixmap ();	1214	resize_pixmap ();
1007	#endif	1215	#endif
1008
1009	}	1216	}
1010		1217
1011	if (fix_screen || old_height == 0)	1218	if (fix_screen || old_height == 0)
1012	{	1219	{
1013	int curr_screen = -1;	1220	int curr_screen = -1;
1014	int old_ncol = prev_ncol;	1221	int old_ncol = prev_ncol;
1015		1222
1016	/* scr_reset only works on the primary screen */	1223	/* scr_reset only works on the primary screen */
1017	if (old_height) /* this is not the first time through */	1224	if (old_height) /* this is not the first time through */
1018	{	1225	{
1019	unsigned int ncol = TermWin.ncol;	1226	unsigned int ocol = ncol;
1020	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1227	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021	curr_screen = scr_change_screen (PRIMARY);	1228	curr_screen = scr_change_screen (PRIMARY);
1022	TermWin.ncol = ncol;	1229	ncol = ocol;
1023	}	1230	}
1024		1231
1025	scr_reset ();	1232	scr_reset ();
1026		1233
1027	if (curr_screen >= 0) /* this is not the first time through */	1234	if (curr_screen >= 0) /* this is not the first time through */
1028	{	1235	{
1029	scr_change_screen (curr_screen);	1236	scr_change_screen (curr_screen);
1030	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1237	selection_check (old_ncol != ncol ? 4 : 0);
1031	}	1238	}
1032	}	1239	}
1033		1240
1034	old_width = szHint.width;	1241	old_width = szHint.width;
1035	old_height = szHint.height;	1242	old_height = szHint.height;
		1243
		1244	#ifdef XPM_BACKGROUND
		1245	if (pixmap)
		1246	scr_touch (false);
		1247	#endif
1036		1248
1037	#ifdef USE_XIM	1249	#ifdef USE_XIM
1038	IMSetStatusPosition ();	1250	IMSetStatusPosition ();
1039	#endif	1251	#endif
1040	}	1252	}
…		…
1042	/*	1254	/*
1043	* Set the width/height of the vt window in characters. Units are pixels.	1255	* Set the width/height of the vt window in characters. Units are pixels.
1044	* good for toggling 80/132 columns	1256	* good for toggling 80/132 columns
1045	*/	1257	*/
1046	void	1258	void
1047	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1259	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048	{	1260	{
1049	XWindowAttributes wattr;	1261	XWindowAttributes wattr;
1050		1262
1051	if (width == 0 || height == 0)	1263	if (newwidth == 0 || newheight == 0)
1052	{	1264	{
1053	XGetWindowAttributes (display->display, display->root, &wattr);	1265	XGetWindowAttributes (display->display, display->root, &wattr);
		1266
1054	if (width == 0)	1267	if (newwidth == 0)
1055	width = wattr.width - szHint.base_width;	1268	newwidth = wattr.width - szHint.base_width;
1056	if (height == 0)	1269	if (newheight == 0)
1057	height = wattr.height - szHint.base_height;	1270	newheight = wattr.height - szHint.base_height;
1058	}
1059	if (width != TermWin.width || height != TermWin.height)
1060	{	1271	}
		1272
		1273	if (newwidth != width || newheight != height)
		1274	{
1061	width += szHint.base_width;	1275	newwidth += szHint.base_width;
1062	height += szHint.base_height;	1276	newheight += szHint.base_height;
1063	resize_all_windows (width, height, 0);	1277	resize_all_windows (newwidth, newheight, 0);
1064	}	1278	}
1065	}	1279	}
1066		1280
1067	/* -------------------------------------------------------------------- *	1281	/* -------------------------------------------------------------------- *
1068	* - X INPUT METHOD ROUTINES - *	1282	* - X INPUT METHOD ROUTINES - *
1069	* -------------------------------------------------------------------- */	1283	* -------------------------------------------------------------------- */
1070	#ifdef USE_XIM	1284	#ifdef USE_XIM
1071		1285
1072	void	1286	void
		1287	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1288	{
		1289	fg = pix_colors[Color_fg];
		1290	bg = pix_colors[Color_bg];
		1291	}
		1292
		1293	void
1073	rxvt_term::im_set_size (XRectangle *size)	1294	rxvt_term::im_set_size (XRectangle &size)
1074	{	1295	{
1075	size->x = TermWin.int_bwidth;	1296	// the int_bwidth terms make no sense to me
1076	size->y = TermWin.int_bwidth;	1297	size.x = int_bwidth;
1077	size->width = Width2Pixel (TermWin.ncol);	1298	size.y = int_bwidth;
1078	size->height = Height2Pixel (TermWin.nrow);	1299	size.width = Width2Pixel (ncol) + int_bwidth;
		1300	size.height = Height2Pixel (nrow) + int_bwidth;
1079	}	1301	}
1080		1302
1081	void	1303	void
1082	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1304	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1305	XRectangle &status_rect,
		1306	const XRectangle &needed_rect)
1083	{	1307	{
1084	*fg = PixColors[Color_fg];	1308	preedit_rect.x = needed_rect.width;
1085	*bg = PixColors[Color_bg];	1309	preedit_rect.y = 0;
		1310	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1311	preedit_rect.height = fheight;
		1312
		1313	status_rect.x = 0;
		1314	status_rect.y = 0;
		1315	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1316	status_rect.height = fheight;
1086	}	1317	}
1087		1318
1088	/* Checking whether input method is running. */	1319	/* Checking whether input method is running. */
1089	bool	1320	bool
1090	rxvt_term::IMisRunning ()	1321	rxvt_term::IMisRunning ()
1091	{	1322	{
1092	char *p;	1323	char *p;
1093	Atom atom;	1324	Atom atom;
1094	Window win;	1325	Window win;
1095	char server[IMBUFSIZ];	1326	char server[IMBUFSIZ];
1096		1327
1097	/* get current locale modifier */	1328	/* get current locale modifier */
1098	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1329	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1099	{	1330	{
1100	STRCPY (server, "@server=");	1331	strcpy (server, "@server=");
1101	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1332	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1333
1102	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1334	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1103	*p = '\0';	1335	*p = '\0';
1104		1336
1105	atom = XInternAtom (display->display, server, False);	1337	atom = XInternAtom (display->display, server, False);
1106	win = XGetSelectionOwner (display->display, atom);	1338	win = XGetSelectionOwner (display->display, atom);
		1339
1107	if (win != None)	1340	if (win != None)
1108	return True;	1341	return True;
1109	}	1342	}
		1343
1110	return False;	1344	return False;
1111	}	1345	}
1112		1346
1113	void	1347	void
1114	rxvt_term::IMSendSpot ()	1348	rxvt_term::IMSendSpot ()
1115	{	1349	{
1116	XPoint spot;	1350	XPoint nspot;
1117	XVaNestedList preedit_attr;	1351	XVaNestedList preedit_attr;
1118		1352
1119	if (Input_Context == NULL	1353	if (!Input_Context
		1354	|| !focus
1120	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1355	|| !(input_style & XIMPreeditPosition))
1121	|| ! (event_type == KeyPress
1122	|| event_type == Expose
1123	|| event_type == NoExpose
1124	|| event_type == SelectionNotify
1125	|| event_type == ButtonRelease || event_type == FocusIn)
1126	|| !IMisRunning ())
1127	return;	1356	return;
1128		1357
1129	im_set_position (&spot);	1358	im_set_position (nspot);
		1359
		1360	if (nspot.x == spot.x && nspot.y == spot.y)
		1361	return;
		1362
		1363	spot = nspot;
1130		1364
1131	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1365	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1366	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133	XFree (preedit_attr);	1367	XFree (preedit_attr);
1134	}	1368	}
1135		1369
1136	void	1370	void
1137	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138	XRectangle * needed_rect)
1139	{
1140	int mbh, vtx = 0;
1141
1142	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143	vtx = scrollbar_TotalWidth ();
1144
1145	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146	mbh -= TermWin.lineSpace;
1147
1148	preedit_rect->x = needed_rect->width + vtx;
1149	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152	preedit_rect->height = Height2Pixel (1);
1153
1154	status_rect->x = vtx;
1155	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158	status_rect->height = Height2Pixel (1);
1159	}
1160
1161	void
1162	rxvt_term::im_destroy ()	1371	rxvt_term::im_destroy ()
1163	{	1372	{
1164	if (Input_Context)
1165	{
1166	XDestroyIC (Input_Context);
1167	Input_Context = NULL;
1168	}
1169
1170	if (input_method)	1373	if (input_method)
1171	{	1374	{
		1375	if (Input_Context && input_method->xim)
		1376	XDestroyIC (Input_Context);
		1377
1172	display->put_xim (input_method);	1378	display->put_xim (input_method);
1173	input_method = 0;	1379	input_method = 0;
1174	}	1380	}
		1381
		1382	Input_Context = 0;
1175	}	1383	}
1176		1384
1177	/*	1385	/*
1178	* Try to open a XIM with the current modifiers, then see if we can	1386	* Try to open a XIM with the current modifiers, then see if we can
1179	* open a suitable preedit type	1387	* open a suitable preedit type
1180	*/	1388	*/
1181	bool	1389	bool
1182	rxvt_term::IM_get_IC (const char *modifiers)	1390	rxvt_term::IM_get_IC (const char *modifiers)
1183	{	1391	{
1184	int i, j, found;	1392	int i, j, found;
1185	XIM xim;	1393	XIM xim;
1186	XPoint spot;	1394	XPoint spot;
1187	XRectangle rect, status_rect, needed_rect;	1395	XRectangle rect, status_rect, needed_rect;
1188	unsigned long fg, bg;	1396	unsigned long fg, bg;
1189	const char *p;	1397	const char *p;
1190	char **s;	1398	char **s;
1191	XIMStyles *xim_styles;	1399	XIMStyles *xim_styles;
1192	XVaNestedList preedit_attr, status_attr;
1193		1400
1194	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1401	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195	return false;	1402	return false;
1196		1403
1197	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1404	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198	input_method = display->get_xim (locale, modifiers);	1405	input_method = display->get_xim (locale, modifiers);
1199	if (input_method == NULL)	1406	if (input_method == NULL)
1200	return false;	1407	return false;
1201		1408
1202	xim = input_method->xim;	1409	xim = input_method->xim;
		1410	spot.x = spot.y = -1;
1203		1411
1204	xim_styles = NULL;	1412	xim_styles = NULL;
1205	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1413	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206	|| !xim_styles || !xim_styles->count_styles)	1414	|| !xim_styles || !xim_styles->count_styles)
1207	{	1415	{
1208	display->put_xim (input_method);	1416	im_destroy ();
1209	return false;	1417	return false;
1210	}	1418	}
1211		1419
1212	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1420	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1421
		1422	for (int pi = 0; pi < 2; pi++)
		1423	{
		1424	p = pet[pi];
		1425
		1426	if (!p)
		1427	continue;
		1428
1213	s = rxvt_splitcommastring (p);	1429	s = rxvt_splitcommastring (p);
		1430
1214	for (i = found = 0; !found && s[i]; i++)	1431	for (i = found = 0; !found && s[i]; i++)
1215	{	1432	{
1216	if (!STRCMP (s[i], "OverTheSpot"))	1433	if (!strcmp (s[i], "OverTheSpot"))
1217	input_style = (XIMPreeditPosition | XIMStatusNothing);	1434	input_style = (XIMPreeditPosition | XIMStatusNothing);
1218	else if (!STRCMP (s[i], "OffTheSpot"))	1435	else if (!strcmp (s[i], "OffTheSpot"))
1219	input_style = (XIMPreeditArea | XIMStatusArea);	1436	input_style = (XIMPreeditArea | XIMStatusArea);
1220	else if (!STRCMP (s[i], "Root"))	1437	else if (!strcmp (s[i], "Root"))
1221	input_style = (XIMPreeditNothing | XIMStatusNothing);	1438	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1439	else if (!strcmp (s[i], "None"))
		1440	input_style = (XIMPreeditNone | XIMStatusNone);
1222		1441
1223	for (j = 0; j < xim_styles->count_styles; j++)	1442	for (j = 0; j < xim_styles->count_styles; j++)
1224	if (input_style == xim_styles->supported_styles[j])	1443	if (input_style == xim_styles->supported_styles[j])
1225	{	1444	{
		1445	rxvt_freecommastring (s);
		1446
1226	found = 1;	1447	found = 1;
1227	break;	1448	goto foundpet;
		1449	}
		1450
1228	}	1451	}
1229	}
1230		1452
1231	for (i = 0; s[i]; i++)	1453	rxvt_freecommastring (s);
1232	free (s[i]);	1454	}
1233		1455
1234	free (s);	1456	foundpet:
		1457
1235	XFree (xim_styles);	1458	XFree (xim_styles);
1236		1459
1237	if (!found)	1460	if (!found)
1238	{	1461	{
1239	display->put_xim (input_method);	1462	im_destroy ();
1240	return false;	1463	return false;
1241	}	1464	}
1242		1465
1243	preedit_attr = status_attr = NULL;	1466	XFontSet fs = 0;
		1467	XVaNestedList preedit_attr = 0, status_attr = 0;
		1468
		1469	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1470	{
		1471	// fake us a font-set, please
		1472	char **missing_charset_list;
		1473	int missing_charset_count;
		1474	char *def_string;
		1475	char pat[512];
		1476
		1477	sprintf (pat,
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1481	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1482	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1483	"*",
		1484	fheight,
		1485	fheight + 1, fheight - 1,
		1486	fheight - 2, fheight + 2);
		1487
		1488	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1489	&missing_charset_list, &missing_charset_count, &def_string);
		1490
		1491	if (missing_charset_list)
		1492	XFreeStringList (missing_charset_list);
		1493
		1494	if (!fs)
		1495	{
		1496	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1497	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1498	}
		1499	}
1244		1500
1245	if (input_style & XIMPreeditPosition)	1501	if (input_style & XIMPreeditPosition)
1246	{	1502	{
1247	im_set_size (&rect);	1503	im_set_size (rect);
1248	im_set_position (&spot);	1504	im_set_position (spot);
1249	im_set_color (&fg, &bg);	1505	im_set_color (fg, bg);
1250		1506
1251	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1507	preedit_attr = XVaCreateNestedList (0,
		1508	XNForeground, fg,
		1509	XNBackground, bg,
		1510	XNArea, &rect,
1252	XNSpotLocation, &spot,	1511	XNSpotLocation, &spot,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, TermWin.fontset,	1512	XNFontSet, fs,
1255	NULL);	1513	NULL);
1256	}	1514	}
1257	else if (input_style & XIMPreeditArea)	1515	else if (input_style & XIMPreeditArea)
1258	{	1516	{
1259	im_set_color (&fg, &bg);	1517	im_set_color (fg, bg);
1260		1518
1261	/*	1519	/*
1262	* The necessary width of preedit area is unknown	1520	* The necessary width of preedit area is unknown
1263	* until create input context.	1521	* until create input context.
1264	*/	1522	*/
1265	needed_rect.width = 0;	1523	needed_rect.width = 0;
1266
1267	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1524	im_set_preedit_area (rect, status_rect, needed_rect);
1268		1525
1269	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1526	preedit_attr = XVaCreateNestedList (0,
		1527	XNForeground, fg,
1270	XNForeground, fg, XNBackground, bg,	1528	XNBackground, bg,
		1529	XNArea, &rect,
		1530	XNFontSet, fs,
		1531	NULL);
		1532	status_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
		1534	XNBackground, bg,
		1535	XNArea, &status_rect,
1271	//XNFontSet, TermWin.fontset,	1536	XNFontSet, fs,
1272	NULL);	1537	NULL);
1273	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1274	XNForeground, fg, XNBackground, bg,
1275	//XNFontSet, TermWin.fontset,
1276	NULL);
1277	}	1538	}
1278		1539
1279	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1540	Input_Context = XCreateIC (xim,
		1541	XNInputStyle, input_style,
1280	XNClientWindow, TermWin.parent[0],	1542	XNClientWindow, vt,
1281	XNFocusWindow, TermWin.parent[0],	1543	XNFocusWindow, parent[0],
1282	preedit_attr ? XNPreeditAttributes : NULL,	1544	preedit_attr ? XNPreeditAttributes : NULL,
1283	preedit_attr,	1545	preedit_attr,
1284	status_attr ? XNStatusAttributes : NULL,	1546	status_attr ? XNStatusAttributes : NULL,
1285	status_attr, NULL);	1547	status_attr, NULL);
		1548
1286	if (preedit_attr) XFree (preedit_attr);	1549	if (preedit_attr) XFree (preedit_attr);
1287	if (status_attr) XFree (status_attr);	1550	if (status_attr) XFree (status_attr);
		1551	if (fs) XFreeFontSet (display->display, fs);
1288		1552
1289	if (Input_Context == NULL)	1553	if (Input_Context == NULL)
1290	{	1554	{
1291	rxvt_print_error ("failed to create input context");	1555	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292	display->put_xim (input_method);	1556	im_destroy ();
1293	return false;	1557	return false;
1294	}	1558	}
1295		1559
1296	if (input_style & XIMPreeditArea)	1560	if (input_style & XIMPreeditArea)
1297	IMSetStatusPosition ();	1561	IMSetStatusPosition ();
…		…
1301	}	1565	}
1302		1566
1303	void	1567	void
1304	rxvt_term::im_cb ()	1568	rxvt_term::im_cb ()
1305	{	1569	{
1306	int i, found, had_im;	1570	int i;
1307	const char *p;	1571	const char *p;
1308	char **s;	1572	char **s;
1309	char buf[IMBUFSIZ];	1573	char buf[IMBUFSIZ];
1310		1574
		1575	SET_R (this);
		1576
1311	im_destroy ();	1577	im_destroy ();
1312		1578
1313	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1579	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314	if (Input_Context)	1580	if (Input_Context)
1315	return;	1581	return;
1316		1582
1317	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1583	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318	if (rs[Rs_imLocale])	1584	if (rs[Rs_imLocale])
1319	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1585	SET_LOCALE (rs[Rs_imLocale]);
1320	#endif	1586	#endif
1321		1587
1322	p = rs[Rs_inputMethod];	1588	p = rs[Rs_inputMethod];
1323	if (p && *p)	1589	if (p && *p)
1324	{	1590	{
1325	bool found = false;	1591	bool found = false;
1326		1592
1327	s = rxvt_splitcommastring (p);	1593	s = rxvt_splitcommastring (p);
		1594
1328	for (i = 0; s[i]; i++)	1595	for (i = 0; s[i]; i++)
1329	{	1596	{
1330	if (*s[i])	1597	if (*s[i])
1331	{	1598	{
1332	STRCPY (buf, "@im=");	1599	strcpy (buf, "@im=");
1333	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1600	strncat (buf, s[i], IMBUFSIZ - 5);
1334	if (IM_get_IC (buf))	1601	if (IM_get_IC (buf))
1335	{	1602	{
1336	found = true;	1603	found = true;
1337	break;	1604	break;
1338	}	1605	}
1339	}	1606	}
1340	}	1607	}
1341	for (i = 0; s[i]; i++)	1608
1342	free (s[i]);	1609	rxvt_freecommastring (s);
1343	free (s);
1344		1610
1345	if (found)	1611	if (found)
1346	goto done;	1612	goto done;
1347	}	1613	}
1348		1614
…		…
1355	goto done;	1621	goto done;
1356		1622
1357	done:	1623	done:
1358	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1624	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359	if (rs[Rs_imLocale])	1625	if (rs[Rs_imLocale])
1360	setlocale (LC_CTYPE, locale);	1626	SET_LOCALE (locale);
1361	#endif	1627	#endif
1362	}	1628	}
1363		1629
1364	void	1630	void
1365	rxvt_term::IMSetStatusPosition ()	1631	rxvt_term::IMSetStatusPosition ()
1366	{	1632	{
1367	XRectangle preedit_rect, status_rect, *needed_rect;	1633	XRectangle preedit_rect, status_rect, *needed_rect;
1368	XVaNestedList preedit_attr, status_attr;	1634	XVaNestedList preedit_attr, status_attr;
1369		1635
1370	if (Input_Context == NULL	1636	if (!Input_Context
		1637	|| !focus
1371	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1638	|| !(input_style & XIMPreeditArea)
1372	|| !IMisRunning ())	1639	|| !IMisRunning ())
1373	return;	1640	return;
1374		1641
1375	/* Getting the necessary width of preedit area */	1642	/* Getting the necessary width of preedit area */
1376	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1643	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1644	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378	XFree (status_attr);	1645	XFree (status_attr);
1379		1646
1380	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1647	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1648	XFree (needed_rect);
1381		1649
1382	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1650	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1651	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384		1652
1385	XSetICValues (Input_Context,	1653	XSetICValues (Input_Context,
1386	XNPreeditAttributes, preedit_attr,	1654	XNPreeditAttributes, preedit_attr,
1387	XNStatusAttributes, status_attr, NULL);	1655	XNStatusAttributes, status_attr, NULL);
1388		1656
1389	XFree (preedit_attr);	1657	XFree (preedit_attr);
1390	XFree (status_attr);	1658	XFree (status_attr);
1391	}	1659	}
1392	#endif /* USE_XIM */	1660	#endif /* USE_XIM */

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