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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.41 by pcg, Sun Feb 22 08:28:36 2004 UTC vs.
Revision 1.166 by root, Sun Jan 8 07:55:36 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
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	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* 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
19	* 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
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
58	}	63	return true;
59	}	64	}
60		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
61	void *	73	void
62	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
63	{	75	{
64	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
65		78
66	MEMSET (p, 0, s);	79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
67	return p;	138	return len;
68	}
69		139
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	140	}
		141	#endif
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	:	144	:
		145	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
103	{	182	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		184
107	rxvt_term::~rxvt_term ()	185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
108	{	198	{
109	if (cmd_fd >= 0)	199	if (cmd_pid)
110	close (cmd_fd);	200	kill (-cmd_pid, SIGHUP);
111		201
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT	202	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);	203	privileged_utmp (RESTORE);
117	#endif	204	#endif
118		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
119	delete TermWin.fontset;	222	delete fontset[0];
120		223
121	if (display)	224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
		233	#ifdef MENUBAR
		234	if (menubarGC) XFreeGC (disp, menubarGC);
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
		261
		262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		263	delete menuBar.drawable;
		264	//if (menuBar.win)
		265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
122	if (TermWin.parent[0])	269	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
		271	}
124		272
125	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
126		274
127	delete PixColors;	275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
		279	#if USE_XGETDEFAULT
		280	XrmDestroyDatabase (xrmdatabase);
		281	#endif
128		282
129	displays.put (display);	283	displays.put (display);
130		284
131	scr_release ();	285	scr_release ();
132		286
		287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
133	free (env_windowid);	293	free (env_windowid);
134	free (env_display);	294	free (env_display);
135	free (env_term);	295	free (env_term);
136	free (env_colorfgbg);	296	free (env_colorfgbg);
137	free (locale);	297	free (locale);
138	free (codeset);	298	free (v_buffer);
		299	free (incr_buf);
139		300
140	delete envv;	301	delete envv;
141	delete argv;	302	delete argv;
		303
		304	#ifdef KEYSYM_RESOURCE
		305	delete keyboard;
		306	#endif
		307	}
		308
		309	void
		310	rxvt_term::child_exit ()
		311	{
		312	cmd_pid = 0;
		313
		314	if (!OPTION (Opt_hold))
		315	destroy ();
142	}	316	}
143		317
144	void	318	void
145	rxvt_term::destroy ()	319	rxvt_term::destroy ()
146	{	320	{
		321	if (destroy_ev.active)
		322	return;
		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
147	if (display)	328	if (display)
148	{	329	{
		330	#if USE_XIM
		331	im_ev.stop (display);
		332	#endif
		333	#if HAVE_SCROLLBARS
		334	scrollbar_ev.stop (display);
		335	#endif
		336	#if MENUBAR
		337	menubar_ev.stop (display);
		338	#endif
		339	#if TRANSPARENT
149	rootwin_ev.stop (display);	340	rootwin_ev.stop (display);
		341	#endif
		342	incr_ev.stop ();
150	termwin_ev.stop (display);	343	termwin_ev.stop (display);
151	vt_ev.stop (display);	344	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	345	}
163		346
164	check_ev.stop ();	347	check_ev.stop ();
165	pty_ev.stop ();	348	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	350	cursor_blink_ev.stop ();
168	#endif	351	#endif
169	#ifdef TEXT_BLINK	352	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	353	text_blink_ev.stop ();
171	#endif	354	#endif
		355	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		356	cont_scroll_ev.stop ();
		357	#endif
		358	#ifdef SELECTION_SCROLLING
		359	sel_scroll_ev.stop ();
		360	#endif
172	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	362	pointer_ev.stop ();
174	#endif	363	#endif
175		364
176	destroy_ev.start (0);	365	destroy_ev.start (0);
…		…
183		372
184	delete this;	373	delete this;
185	}	374	}
186		375
187	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */	377	/*
189	/* LIBPROTO */	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
190	rxvt_t	379	* TODO: if debugging, this should free up any known resources if we can
191	rxvt_init (int argc, const char *const *argv)	380	*/
192	{	381	static XErrorHandler old_xerror_handler;
193	SET_R (new rxvt_term);
194		382
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	383	static void
		384	rxvt_emergency_cleanup ()
		385	{
		386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
		389
		390	#if ENABLE_FRILLS
		391	static void
		392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	char *mtype = "XlibMessage";
		398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		400	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		401	rxvt_warn ("%s: %s\n", mesg, buffer);
		402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
196	{	411	}
197	delete GET_R;	412	if ((event->error_code == BadWindow) ||
198	SET_R (0);	413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
199	}	432	}
200		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
201	return GET_R;	434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
202	}	436	}
		437	#endif
203		438
		439	int
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
205
206	void
207	rxvt_init_signals ()
208	{	441	{
209	/* install exit handler for cleanup */	442	if (GET_R->allowedxerror == -1)
210	#if 0	443	GET_R->allowedxerror = event->error_code;
211	#ifdef HAVE_ATEXIT	444	else
212	atexit (rxvt_clean_exit);	445	{
		446	// GET_R is most likely not the terminal which caused the error,
		447	// so just output the error and continue
		448	#if ENABLE_FRILLS
		449	print_x_error (display, event);
213	#else	450	#else
		451	old_xerror_handler (display, event);
214	#endif	452	#endif
215	#endif	453	}
216		454
217	struct sigaction sa;	455	return 0;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}	456	}
234		457
		458	int
		459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
		464	_exit (EXIT_FAILURE);
		465	}
		466
		467	/*----------------------------------------------------------------------*/
235	bool	468	bool
236	rxvt_term::init (int argc, const char *const *argv)	469	rxvt_term::init (int argc, const char *const *argv)
		470	{
		471	SET_R (this);
		472
		473	set_locale ("");
		474
		475	if (!init_vars ())
		476	return false;
		477
		478	init_secondary ();
		479
		480	const char **cmd_argv = init_resources (argc, argv);
		481
		482	#ifdef KEYSYM_RESOURCE
		483	keyboard->register_done ();
		484	#endif
		485
		486	#if MENUBAR_MAX
		487	menubar_read (rs[Rs_menu]);
		488	#endif
		489	#ifdef HAVE_SCROLLBARS
		490	if (OPTION (Opt_scrollBar))
		491	scrollBar.setIdle (); /* set existence for size calculations */
		492	#endif
		493
		494	#if ENABLE_PERL
		495	if (!rs[Rs_perl_ext_1])
		496	rs[Rs_perl_ext_1] = "default";
		497
		498	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		499	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		500	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		501	{
		502	rxvt_perl.init ();
		503	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		504	}
		505	#endif
		506
		507	create_windows (argc, argv);
		508
		509	dDisp;
		510
		511	init_xlocale ();
		512
		513	scr_reset (); /* initialize screen */
		514
		515	#if 0
		516	XSynchronize (disp, True);
		517	#endif
		518
		519	#ifdef HAVE_SCROLLBARS
		520	if (OPTION (Opt_scrollBar))
		521	resize_scrollbar (); /* create and map scrollbar */
		522	#endif
		523	#if (MENUBAR_MAX)
		524	if (menubar_visible ())
		525	XMapWindow (disp, menuBar.win);
		526	#endif
		527	#ifdef TRANSPARENT
		528	if (OPTION (Opt_transparent))
		529	{
		530	XSelectInput (disp, display->root, PropertyChangeMask);
		531	check_our_parents ();
		532	rootwin_ev.start (display, display->root);
		533	}
		534	#endif
		535
		536	XMapWindow (disp, vt);
		537	XMapWindow (disp, parent[0]);
		538
		539	set_colorfgbg ();
		540
		541	init_command (cmd_argv);
		542
		543	free (cmd_argv);
		544
		545	if (pty.pty >= 0)
		546	pty_ev.start (pty.pty, EVENT_READ);
		547
		548	check_ev.start ();
		549
		550	HOOK_INVOKE ((this, HOOK_START, DT_END));
		551
		552	return true;
		553	}
		554
		555	static struct sig_handlers
		556	{
		557	sig_watcher sw_chld, sw_term, sw_int;
		558
		559	void sig_chld (sig_watcher &w)
		560	{
		561	// we are being called for every SIGCHLD, find the corresponding term
		562	int pid;
		563
		564	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		565	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		566	if (pid == (*t)->cmd_pid)
		567	{
		568	(*t)->child_exit ();
		569	break;
		570	}
		571	}
		572
		573	/*
		574	* Catch a fatal signal and tidy up before quitting
		575	*/
		576	void
		577	sig_term (sig_watcher &w)
		578	{
		579	#ifdef DEBUG_CMD
		580	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		581	#endif
		582	rxvt_emergency_cleanup ();
		583	signal (w.signum, SIG_DFL);
		584	kill (getpid (), w.signum);
		585	}
		586
		587	sig_handlers ()
		588	: sw_chld (this, &sig_handlers::sig_chld),
		589	sw_term (this, &sig_handlers::sig_term),
		590	sw_int (this, &sig_handlers::sig_term)
		591	{
		592	}
		593	} sig_handlers;
		594
		595	void
		596	rxvt_init ()
237	{	597	{
238	/*	598	/*
239	* Save and then give up any super-user privileges	599	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	600	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	601	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	602	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	603	* 2. chown tty on some systems
244	*/	604	*/
245	privileges (SAVE);	605	rxvt_privileges (SAVE);
246	privileges (IGNORE);	606	rxvt_privileges (IGNORE);
247		607
248	init_secondary ();	608	signal (SIGHUP, SIG_IGN);
		609	signal (SIGPIPE, SIG_IGN);
249		610
250	const char **cmd_argv = init_resources (argc, argv);	611	sig_handlers.sw_chld.start (SIGCHLD);
		612	sig_handlers.sw_term.start (SIGTERM);
		613	sig_handlers.sw_int.start (SIGINT);
251		614
252	set_locale ("");	615	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		616	/* signal (SIGURG, SIG_DFL); */
253		617
254	#if (MENUBAR_MAX)	618	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	619	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	620	XSetIOErrorHandler (rxvt_xioerror_handler);
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261		621
262	create_windows (argc, argv);	622	#ifdef USE_XGETDEFAULT
263		623	XrmInitialize ();
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif	624	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible (r))
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;
352	}
353
354	/*----------------------------------------------------------------------*/
355	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can
358	*/
359	/* EXTPROTO */
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}	625	}
367		626
368	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	628	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	630	void *
372	void *
373	rxvt_malloc (size_t size)	631	rxvt_malloc (size_t size)
374	{	632	{
375	void *p;
376
377	p = malloc (size);	633	void *p = malloc (size);
		634
378	if (p)	635	if (!p)
		636	rxvt_fatal ("memory allocation failure. aborting.\n");
		637
379	return p;	638	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	639	}
386		640
387	/* EXTPROTO */	641	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	642	rxvt_calloc (size_t number, size_t size)
390	{	643	{
391	void *p;
392
393	p = calloc (number, size);	644	void *p = calloc (number, size);
		645
394	if (p)	646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
395	return p;	649	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	650	}
402		651
403	/* EXTPROTO */
404	void *	652	void *
405	rxvt_realloc (void *ptr, size_t size)	653	rxvt_realloc (void *ptr, size_t size)
406	{	654	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	655	void *p = realloc (ptr, size);
411	else	656
412	p = malloc (size);
413	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
414	return p;	660	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	661	}
421		662
422	/* ------------------------------------------------------------------------- *	663	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *	664	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */	665	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */	666	/* take care of suid/sgid super-user (root) privileges */
426	void	667	void
427	rxvt_term::privileges (int mode)	668	rxvt_privileges (rxvt_privaction action)
428	{	669	{
		670	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		671	static uid_t euid;
		672	static gid_t egid;
		673	#endif
		674
429	#if ! defined(__CYGWIN32__)	675	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	676	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */	677	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))	678	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))	679	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID	680	# define HAVE_SETEUID
435	# endif	681	# endif
436	# ifdef HAVE_SETEUID	682	# ifdef HAVE_SETEUID
437	switch (mode)	683	switch (action)
438	{	684	{
439	case IGNORE:	685	case IGNORE:
440	/*	686	/*
441	* change effective uid/gid - not real uid/gid - so we can switch	687	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required	688	* back to root later, as required
…		…
452	seteuid (euid);	698	seteuid (euid);
453	setegid (egid);	699	setegid (egid);
454	break;	700	break;
455	}	701	}
456	# else	702	# else
457	switch (mode)	703	switch (action)
458	{	704	{
459	case IGNORE:	705	case IGNORE:
460	setuid (getuid ());	706	setuid (getuid ());
461	setgid (getgid ());	707	setgid (getgid ());
462	/* FALLTHROUGH */	708	/* FALLTHROUGH */
…		…
469	#endif	715	#endif
470	}	716	}
471		717
472	#ifdef UTMP_SUPPORT	718	#ifdef UTMP_SUPPORT
473	void	719	void
474	rxvt_term::privileged_utmp (char action)	720	rxvt_term::privileged_utmp (rxvt_privaction action)
475	{	721	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	722	if (OPTION (Opt_utmpInhibit)
477	action, next_utmp_action, getpid ()));	723	|| !pty.name || !*pty.name)
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;	724	return;
482		725
483	privileges (RESTORE);	726	rxvt_privileges (RESTORE);
		727
484	if (action == SAVE)	728	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);	729	makeutent (pty.name, rs[Rs_display_name]);
488	}
489	else	730	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();	731	cleanutent ();
493	}	732
494	privileges (IGNORE);	733	rxvt_privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif
520
521	{
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif
527
528	}
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif
541
542	}
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif
554	}	734	}
555	#endif	735	#endif
556		736
557	/*----------------------------------------------------------------------*/	737	/*----------------------------------------------------------------------*/
558	/*	738	/*
559	* window size/position calculcations for XSizeHint and other storage.	739	* window size/position calculcations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	740	* if width/height are non-zero then override calculated width/height
561	*/	741	*/
562	void	742	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	743	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	744	{
565	short recalc_x, recalc_y;	745	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	746	int x, y, sb_w, mb_h, flags;
567	unsigned int w, h;	747	unsigned int w, h;
568	unsigned int max_width, max_height;	748	unsigned int max_width, max_height;
		749	dDisp;
569		750
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	751	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,	752	ncol, nrow, szHint.width, szHint.height));
572	szHint.height));	753
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	754	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	755	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	756	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		757
577	recalc_x = recalc_y = 0;	758	recalc_x = recalc_y = 0;
578	flags = 0;	759	flags = 0;
		760
579	if (!parsed_geometry)	761	if (!parsed_geometry)
580	{	762	{
581	parsed_geometry = 1;	763	parsed_geometry = 1;
		764
582	if (rs[Rs_geometry])	765	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	766	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		767
584	if (flags & WidthValue)	768	if (flags & WidthValue)
585	{	769	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	770	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	771	szHint.flags |= USSize;
588	}	772	}
		773
589	if (flags & HeightValue)	774	if (flags & HeightValue)
590	{	775	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	776	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	777	szHint.flags |= USSize;
593	}	778	}
		779
594	if (flags & XValue)	780	if (flags & XValue)
595	{	781	{
596	szHint.x = x;	782	szHint.x = x;
597	szHint.flags |= USPosition;	783	szHint.flags |= USPosition;
		784
598	if (flags & XNegative)	785	if (flags & XNegative)
599	{	786	{
600	recalc_x = 1;	787	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	788	szHint.win_gravity = NorthEastGravity;
602	}	789	}
603	}	790	}
		791
604	if (flags & YValue)	792	if (flags & YValue)
605	{	793	{
606	szHint.y = y;	794	szHint.y = y;
607	szHint.flags |= USPosition;	795	szHint.flags |= USPosition;
		796
608	if (flags & YNegative)	797	if (flags & YNegative)
609	{	798	{
610	recalc_y = 1;	799	recalc_y = 1;
		800
611	if (szHint.win_gravity == NorthEastGravity)	801	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	802	szHint.win_gravity = SouthEastGravity;
613	else	803	else
614	szHint.win_gravity = SouthWestGravity;	804	szHint.win_gravity = SouthWestGravity;
615	}	805	}
616	}	806	}
617	}	807	}
		808
618	/* TODO: BOUNDS */	809	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	810	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	811	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	812	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	813	max_height = MAX_ROWS * fheight;
623		814
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	815	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		816
626	sb_w = mb_h = 0;	817	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	818	window_vt_x = window_vt_y = int_bwidth;
		819
628	if (scrollbar_visible ())	820	if (scrollbar_visible ())
629	{	821	{
630	sb_w = scrollbar_TotalWidth ();	822	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	823	szHint.base_width += sb_w;
632	if (! (Options & Opt_scrollBar_right))	824	if (!OPTION (Opt_scrollBar_right))
633	window_vt_x = sb_w;	825	window_vt_x += sb_w;
634	}	826	}
		827
635	if (menubar_visible ())	828	if (menubar_visible ())
636	{	829	{
637	mb_h = menuBar_TotalHeight ();	830	mb_h = menuBar_TotalHeight ();
638	szHint.base_height += mb_h;	831	szHint.base_height += mb_h;
639	window_vt_y = mb_h;	832	window_vt_y += mb_h;
640	}	833	}
		834
641	szHint.width_inc = TermWin.fwidth;	835	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	836	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	837	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	838	szHint.min_height = szHint.base_height + szHint.height_inc;
645		839
646	if (width && width - szHint.base_width < max_width)	840	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	841	{
648	szHint.width = width;	842	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	843	width = newwidth - szHint.base_width;
650	}	844	}
651	else	845	else
652	{	846	{
653	MIN_IT (TermWin.width, max_width);	847	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	848	szHint.width = szHint.base_width + width;
655	}	849	}
		850
656	if (height && height - szHint.base_height < max_height)	851	if (newheight && newheight - szHint.base_height < max_height)
657	{	852	{
658	szHint.height = height;	853	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	854	height = newheight - szHint.base_height;
660	}	855	}
661	else	856	else
662	{	857	{
663	MIN_IT (TermWin.height, max_height);	858	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	859	szHint.height = szHint.base_height + height;
665	}	860	}
		861
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	862	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	863	window_sb_x = szHint.width - sb_w;
668		864
669	if (recalc_x)	865	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	866	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);
672	if (recalc_y)	867	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	868	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		869
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	870	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	871	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	872	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,	873	ncol, nrow, szHint.width,
680	szHint.height));	874	szHint.height));
681	return;	875	return;
682	}	876	}
683		877
684	/*----------------------------------------------------------------------*/	878	/*----------------------------------------------------------------------*/
…		…
687	* Called after a window size change.	881	* Called after a window size change.
688	*/	882	*/
689	void	883	void
690	rxvt_term::tt_winch ()	884	rxvt_term::tt_winch ()
691	{	885	{
		886	if (pty.pty < 0)
		887	return;
		888
692	struct winsize ws;	889	struct winsize ws;
693		890
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	891	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	892	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	893	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	894	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	895	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
702	#else	896
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	897	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	898	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	899	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	900	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	901	#endif
710	}	902	}
711		903
712	/*----------------------------------------------------------------------*/	904	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	905	/* set_fonts () - load and set the various fonts
714	/*	906	*
715	* init = 1 - initialize	907	* init = 1 - initialize
716	*	908	*
717	* fontname == FONT_UP - switch to bigger font	909	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	910	* fontname == FONT_DN - switch to smaller font
719	*/	911	*/
720	bool	912	bool
721	rxvt_term::change_font (const char *fontname)	913	rxvt_term::set_fonts ()
722	{	914	{
723	if (fontname == FONT_UP)
724	{
725	// TODO
726	}
727	else if (fontname == FONT_DN)
728	{
729	// TODO
730	}
731	else
732	{
733	rxvt_fontset *fs = new rxvt_fontset (this);	915	rxvt_fontset *fs = new rxvt_fontset (this);
		916	rxvt_fontprop prop;
734		917
735	if (fs && fs->populate (fontname))	918	if (!fs
		919	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		920	|| !fs->realize_font (1))
		921	{
		922	delete fs;
		923	return false;
		924	}
		925
		926	#if ENABLE_STYLES
		927	for (int i = RS_styleCount; --i; )
		928	if (fontset[i] != fontset[0])
		929	delete fontset[i];
		930	#endif
		931
		932	delete fontset[0];
		933	fontset[0] = fs;
		934
		935	prop = (*fs)[1]->properties ();
		936	prop.height += lineSpace;
		937	fs->set_prop (prop);
		938
		939	fwidth = prop.width;
		940	fheight = prop.height;
		941	fbase = prop.ascent;
		942
		943	for (int style = 1; style < 4; style++)
		944	{
		945	#if ENABLE_STYLES
		946	const char *res = rs[Rs_font + style];
		947
		948	if (res && !*res)
		949	fontset[style] = fontset[0];
		950	else
736	{	951	{
737	delete TermWin.fontset;	952	fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	953	rxvt_fontprop prop2 = prop;
739	TermWin.fwidth = fs->base_font ()->width;
740	TermWin.fheight = fs->base_font ()->height;
741	TermWin.fbase = fs->base_font ()->ascent;
742		954
743	// TODO: screen needs to be told about new fonts	955	if (res)
		956	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		957	else
744		958	{
745	return true;	959	res = fontset[0]->fontdesc;
		960
		961	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		962	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		963	}
		964
		965	fs->populate (res);
		966	fs->set_prop (prop2);
746	}	967	}
		968	#else
		969	fontset[style] = fontset[0];
		970	#endif
		971	}
		972
		973	if (parent[0])
747	}	974	{
		975	resize_all_windows (0, 0, 0);
		976	scr_remap_chars ();
		977	scr_touch (true);
		978	}
748		979
749	return false;	980	return true;
750	}	981	}
751		982
752	bool	983	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
753	rxvt_term::font_up_down (int n, int direction)
754	{	984	{
755	return false;	985	XChangeProperty (display->display, parent[0],
		986	prop, XA_STRING, 8, PropModeReplace,
		987	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		988	}
		989
		990	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		991	{
		992	wchar_t *ws = rxvt_mbstowcs (str, len);
		993	char *s = rxvt_wcstoutf8 (ws);
		994
		995	XChangeProperty (display->display, parent[0],
		996	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		997	(const unsigned char *)s, strlen (s));
		998
		999	free (s);
		1000	free (ws);
756	}	1001	}
757		1002
758	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
759	/*----------------------------------------------------------------------*/	1004	/*----------------------------------------------------------------------*/
760	/* xterm sequences - title, iconName, color (exptl) */	1005	/* xterm sequences - title, iconName, color (exptl) */
761	void	1006	void
762	rxvt_term::set_title (const char *str)	1007	rxvt_term::set_title (const char *str)
763	{	1008	{
764	#ifndef SMART_WINDOW_TITLE	1009	set_string_property (XA_WM_NAME, str);
765	XStoreName (display->display, TermWin.parent[0], str);	1010	#if ENABLE_EWMH
766	#else	1011	set_utf8_property (xa[XA_NET_WM_NAME], str);
767	char *name;
768
769	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
770	name = NULL;
771	if (name == NULL || STRCMP (name, str))
772	XStoreName (display->display, TermWin.parent[0], str);
773	if (name)
774	XFree (name);
775	#endif	1012	#endif
776	}	1013	}
777		1014
778	void	1015	void
779	rxvt_term::set_iconName (const char *str)	1016	rxvt_term::set_icon_name (const char *str)
780	{	1017	{
781	#ifndef SMART_WINDOW_TITLE	1018	set_string_property (XA_WM_ICON_NAME, str);
782	XSetIconName (display->display, TermWin.parent[0], str);	1019	#if ENABLE_EWMH
783	#else	1020	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
784	char *name;
785
786	if (XGetIconName (display->display, TermWin.parent[0], &name))
787	name = NULL;
788	if (name == NULL || STRCMP (name, str))
789	XSetIconName (display->display, TermWin.parent[0], str);
790	if (name)
791	XFree (name);
792	#endif	1021	#endif
793	}	1022	}
794		1023
795	#ifdef XTERM_COLOR_CHANGE	1024	#ifdef XTERM_COLOR_CHANGE
796	void	1025	void
797	rxvt_term::set_window_color (int idx, const char *color)	1026	rxvt_term::set_window_color (int idx, const char *color)
798	{	1027	{
799	rxvt_color xcol;	1028	rxvt_color xcol;
800	int i;	1029	int i;
801		1030
802	if (color == NULL || *color == '\0')	1031	if (color == NULL || *color == '\0')
803	return;	1032	return;
804		1033
805	/* handle color aliases */	1034	/* handle color aliases */
806	if (isdigit (*color))	1035	if (isdigit (*color))
807	{	1036	{
808	i = atoi (color);	1037	i = atoi (color);
		1038
809	if (i >= 8 && i <= 15)	1039	if (i >= 8 && i <= 15)
810	{ /* bright colors */	1040	{ /* bright colors */
811	i -= 8;	1041	i -= 8;
812	# ifndef NO_BRIGHTCOLOR
813	PixColors[idx] = PixColors[minBrightCOLOR + i];	1042	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
814	SET_PIXCOLOR (idx);	1043	SET_PIXCOLOR (idx);
815	goto Done;	1044	goto done;
816	# endif
817
818	}	1045	}
		1046
819	if (i >= 0 && i <= 7)	1047	if (i >= 0 && i <= 7)
820	{ /* normal colors */	1048	{ /* normal colors */
821	PixColors[idx] = PixColors[minCOLOR + i];	1049	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
822	SET_PIXCOLOR (idx);	1050	SET_PIXCOLOR (idx);
823	goto Done;	1051	goto done;
824	}	1052	}
825	}	1053	}
		1054
826	if (!rXParseAllocColor (& xcol, color))	1055	if (!rXParseAllocColor (&xcol, color))
827	return;	1056	return;
		1057
828	/* XStoreColor (display->display, XCMAP, XColor*); */	1058	/* XStoreColor (display->display, display->cmap, XColor*); */
829		1059
830	/*	1060	/*
831	* FIXME: should free colors here, but no idea how to do it so instead,	1061	* FIXME: should free colors here, but no idea how to do it so instead,
832	* so just keep gobbling up the colormap	1062	* so just keep gobbling up the colormap
833	*/	1063	*/
834	# if 0	1064	# if 0
835	for (i = Color_Black; i <= Color_White; i++)	1065	for (i = Color_Black; i <= Color_White; i++)
836	if (PixColors[idx] == PixColors[i])	1066	if (pix_colors[idx] == pix_colors[i])
837	break;	1067	break;
838	if (i > Color_White)	1068	if (i > Color_White)
839	{	1069	{
840	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1070	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
841	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1071	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
842	DisplayPlanes (display->display, display->screen));	1072	DisplayPlanes (display->display, display->screen));
843	}	1073	}
844	# endif	1074	# endif
845		1075
846	PixColors[idx] = xcol;	1076	pix_colors_focused[idx] = xcol;
847	SET_PIXCOLOR (idx);	1077	SET_PIXCOLOR (idx);
848		1078
849	/* XSetWindowAttributes attr; */	1079	/* XSetWindowAttributes attr; */
850	/* Cursor cursor; */	1080	/* Cursor cursor; */
851	Done:	1081	done:
852	if (idx == Color_bg && ! (Options & Opt_transparent))
853	XSetWindowBackground (display->display, TermWin.vt,
854	PixColors[Color_bg]);
855		1082
		1083	#if OFF_FOCUS_FADING
		1084	if (rs[Rs_fade])
		1085	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1086	#endif
		1087
856	/* handle Color_BD, scrollbar background, etc. */	1088	/*TODO: handle Color_BD, scrollbar background, etc. */
857		1089
858	set_colorfgbg ();
859	recolour_cursor ();	1090	recolour_cursor ();
860	/* the only reasonable way to enforce a clean update */	1091	scr_recolour ();
861	scr_poweron ();
862	}	1092	}
863		1093
864	#else	1094	#else
865	# define set_window_color (idx,color) ((void)0)	1095	# define set_window_color (idx,color) ((void)0)
866	#endif /* XTERM_COLOR_CHANGE */	1096	#endif /* XTERM_COLOR_CHANGE */
867		1097
868	void	1098	void
869	rxvt_term::recolour_cursor ()	1099	rxvt_term::recolour_cursor ()
870	{	1100	{
871	#if TODO
872	rxvt_color xcol[2];	1101	XColor xcol[2];
873		1102
874	xcol[0] = PixColors[Color_pointer];	1103	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
875	xcol[1] = PixColors[Color_bg];	1104	? pix_colors_focused[Color_pointer_fg]
		1105	: pix_colors_focused[Color_fg];
		1106	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1107	? pix_colors_focused[Color_pointer_bg]
		1108	: pix_colors_focused[Color_bg];
		1109
876	XQueryColors (display->display, XCMAP, xcol, 2);	1110	XQueryColors (display->display, display->cmap, xcol, 2);
877	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1111	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
878	#endif
879	}	1112	}
880		1113
881	/*----------------------------------------------------------------------*/	1114	/*----------------------------------------------------------------------*/
882	/*	1115	/*
883	* find if fg/bg matches any of the normal (low-intensity) colors	1116	* find if fg/bg matches any of the normal (low-intensity) colors
884	*/	1117	*/
885	void	1118	void
886	rxvt_term::set_colorfgbg ()	1119	rxvt_term::set_colorfgbg ()
887	{	1120	{
888	unsigned int i;	1121	unsigned int i;
889	const char *xpmb = "\0";	1122	const char *xpmb = "\0";
890	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1123	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
891		1124
892	env_colorfgbg =
893	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1125	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
894	STRCPY (fstr, "default");	1126	strcpy (fstr, "default");
895	STRCPY (bstr, "default");	1127	strcpy (bstr, "default");
896	for (i = Color_Black; i <= Color_White; i++)	1128	for (i = Color_Black; i <= Color_White; i++)
897	if (PixColors[Color_fg] == PixColors[i])	1129	if (pix_colors[Color_fg] == pix_colors[i])
898	{	1130	{
899	sprintf (fstr, "%d", (i - Color_Black));	1131	sprintf (fstr, "%d", (i - Color_Black));
900	break;	1132	break;
901	}	1133	}
		1134
902	for (i = Color_Black; i <= Color_White; i++)	1135	for (i = Color_Black; i <= Color_White; i++)
903	if (PixColors[Color_bg] == PixColors[i])	1136	if (pix_colors[Color_bg] == pix_colors[i])
904	{	1137	{
905	sprintf (bstr, "%d", (i - Color_Black));	1138	sprintf (bstr, "%d", (i - Color_Black));
906	#ifdef XPM_BACKGROUND	1139	#ifdef XPM_BACKGROUND
907	xpmb = "default;";	1140	xpmb = "default;";
908	#endif	1141	#endif
909	break;	1142	break;
910	}	1143	}
911		1144
912	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1145	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
913
914	#ifndef NO_BRIGHTCOLOR
915	colorfgbg = DEFAULT_RSTYLE;
916	for (i = minCOLOR; i <= maxCOLOR; i++)
917	{
918	if (PixColors[Color_fg] == PixColors[i])
919	colorfgbg = SET_FGCOLOR (colorfgbg, i);
920	if (PixColors[Color_bg] == PixColors[i])
921	colorfgbg = SET_BGCOLOR (colorfgbg, i);
922	}
923	#endif
924	}	1146	}
925		1147
926	/*----------------------------------------------------------------------*/	1148	/*----------------------------------------------------------------------*/
927	/*
928	* Colour determination for low colour displays, routine from
929	* Hans de Goede <hans@highrise.nl>
930	*/
931		1149
932	int	1150	int
933	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1151	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
934	{	1152	{
935	if (!screen_in_out->set (display, colour))	1153	if (!screen_in_out->set (display, colour))
936	{	1154	{
937	rxvt_print_error ("can't allocate colour: %s", colour);	1155	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
938	return false;	1156	return false;
939	}	1157	}
940		1158
941	return true;	1159	return true;
942	}	1160	}
943		1161
944	/* -------------------------------------------------------------------- *	1162	/* -------------------------------------------------------------------- *
945	* - WINDOW RESIZING - *	1163	* - WINDOW RESIZING - *
946	* -------------------------------------------------------------------- */	1164	* -------------------------------------------------------------------- */
947	void	1165	void
948	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1166	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
949	{	1167	{
950	int fix_screen;	1168	int fix_screen;
951
952	#ifdef SMART_RESIZE
953	int old_width = szHint.width, old_height = szHint.height;	1169	int old_width = szHint.width, old_height = szHint.height;
954	#endif	1170	dDisp;
955		1171
956	window_calc (width, height);	1172	window_calc (newwidth, newheight);
957	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1173	XSetWMNormalHints (disp, parent[0], &szHint);
		1174
958	if (!ignoreparent)	1175	if (!ignoreparent)
959	{	1176	{
960	#ifdef SMART_RESIZE	1177	#ifdef SMART_RESIZE
961	/*	1178	/*
962	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1179	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
965	int x, y, x1, y1;	1182	int x, y, x1, y1;
966	int dx, dy;	1183	int dx, dy;
967	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1184	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
968	Window unused_cr;	1185	Window unused_cr;
969		1186
970	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1187	XTranslateCoordinates (disp, parent[0], display->root,
971	0, 0, &x, &y, &unused_cr);	1188	0, 0, &x, &y, &unused_cr);
972	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1189	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
973	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1190	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
974	/*	1191	/*
975	* if display->root isn't the parent window, a WM will probably have offset	1192	* if display->root isn't the parent window, a WM will probably have offset
976	* our position for handles and decorations. Counter it	1193	* our position for handles and decorations. Counter it
977	*/	1194	*/
…		…
979	{	1196	{
980	x -= x1;	1197	x -= x1;
981	y -= y1;	1198	y -= y1;
982	}	1199	}
983		1200
984	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1201	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
985	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1202	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
986	dx = old_width - szHint.width;	1203	dx = old_width - szHint.width;
987	dy = old_height - szHint.height;	1204	dy = old_height - szHint.height;
988		1205
989	/* Check position of the center of the window */	1206	/* Check position of the center of the window */
990	if (x < x1) /* left half */	1207	if (x < x1) /* left half */
…		…
994	if (y < y1) /* top half */	1211	if (y < y1) /* top half */
995	dy = 0;	1212	dy = 0;
996	else if (y == y1) /* exact center */	1213	else if (y == y1) /* exact center */
997	dy /= 2;	1214	dy /= 2;
998		1215
999	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1216	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1000	szHint.width, szHint.height);	1217	szHint.width, szHint.height);
1001	#else	1218	#else
1002	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1219	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1003	szHint.height);
1004	#endif	1220	#endif
1005
1006	}	1221	}
1007		1222
1008	fix_screen = (TermWin.ncol != prev_ncol	1223	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1009	|| TermWin.nrow != prev_nrow);
1010		1224
1011	if (fix_screen || width != old_width || height != old_height)	1225	if (fix_screen || newwidth != old_width || newheight != old_height)
1012	{	1226	{
1013	if (scrollbar_visible ())	1227	if (scrollbar_visible ())
1014	{	1228	{
1015	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1229	XMoveResizeWindow (disp, scrollBar.win,
		1230	window_sb_x, 0,
1016	0, scrollbar_TotalWidth (), szHint.height);	1231	scrollbar_TotalWidth (), szHint.height);
1017	resize_scrollbar ();	1232	resize_scrollbar ();
1018	}	1233	}
1019		1234
1020	if (menubar_visible ())	1235	if (menubar_visible ())
1021	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1236	XMoveResizeWindow (disp, menuBar.win,
		1237	window_vt_x, 0,
1022	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1238	width, menuBar_TotalHeight ());
1023		1239
1024	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1240	XMoveResizeWindow (disp, vt,
1025	window_vt_y, TermWin_TotalWidth (),	1241	window_vt_x, window_vt_y,
1026	TermWin_TotalHeight ());	1242	width, height);
		1243
1027	scr_clear ();	1244	scr_clear ();
1028	#ifdef XPM_BACKGROUND	1245	#ifdef XPM_BACKGROUND
1029	resize_pixmap ();	1246	resize_pixmap ();
1030	#endif	1247	#endif
1031
1032	}	1248	}
1033		1249
1034	if (fix_screen || old_height == 0)	1250	if (fix_screen || old_height == 0)
1035	{	1251	{
1036	int curr_screen = -1;	1252	int curr_screen = -1;
1037	int old_ncol = prev_ncol;	1253	int old_ncol = prev_ncol;
1038		1254
1039	/* scr_reset only works on the primary screen */	1255	/* scr_reset only works on the primary screen */
1040	if (old_height) /* this is not the first time through */	1256	if (old_height) /* this is not the first time through */
1041	{	1257	{
1042	unsigned int ncol = TermWin.ncol;	1258	unsigned int ocol = ncol;
1043	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1259	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1044	curr_screen = scr_change_screen (PRIMARY);	1260	curr_screen = scr_change_screen (PRIMARY);
1045	TermWin.ncol = ncol;	1261	ncol = ocol;
1046	}	1262	}
1047		1263
1048	scr_reset ();	1264	scr_reset ();
1049		1265
1050	if (curr_screen >= 0) /* this is not the first time through */	1266	if (curr_screen >= 0) /* this is not the first time through */
1051	{	1267	{
1052	scr_change_screen (curr_screen);	1268	scr_change_screen (curr_screen);
1053	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1269	selection_check (old_ncol != ncol ? 4 : 0);
1054	}	1270	}
1055	}	1271	}
1056		1272
1057	old_width = szHint.width;	1273	old_width = szHint.width;
1058	old_height = szHint.height;	1274	old_height = szHint.height;
		1275
		1276	#ifdef XPM_BACKGROUND
		1277	if (pixmap)
		1278	scr_touch (false);
		1279	#endif
1059		1280
1060	#ifdef USE_XIM	1281	#ifdef USE_XIM
1061	IMSetStatusPosition ();	1282	IMSetStatusPosition ();
1062	#endif	1283	#endif
1063	}	1284	}
…		…
1065	/*	1286	/*
1066	* Set the width/height of the vt window in characters. Units are pixels.	1287	* Set the width/height of the vt window in characters. Units are pixels.
1067	* good for toggling 80/132 columns	1288	* good for toggling 80/132 columns
1068	*/	1289	*/
1069	void	1290	void
1070	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1291	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1071	{	1292	{
1072	XWindowAttributes wattr;	1293	XWindowAttributes wattr;
1073		1294
1074	if (width == 0 || height == 0)	1295	if (newwidth == 0 || newheight == 0)
1075	{	1296	{
1076	XGetWindowAttributes (display->display, display->root, &wattr);	1297	XGetWindowAttributes (display->display, display->root, &wattr);
		1298
1077	if (width == 0)	1299	if (newwidth == 0)
1078	width = wattr.width - szHint.base_width;	1300	newwidth = wattr.width - szHint.base_width;
1079	if (height == 0)	1301	if (newheight == 0)
1080	height = wattr.height - szHint.base_height;	1302	newheight = wattr.height - szHint.base_height;
1081	}
1082	if (width != TermWin.width || height != TermWin.height)
1083	{	1303	}
		1304
		1305	if (newwidth != width || newheight != height)
		1306	{
1084	width += szHint.base_width;	1307	newwidth += szHint.base_width;
1085	height += szHint.base_height;	1308	newheight += szHint.base_height;
1086	resize_all_windows (width, height, 0);	1309	resize_all_windows (newwidth, newheight, 0);
1087	}	1310	}
1088	}	1311	}
1089		1312
1090	/* -------------------------------------------------------------------- *	1313	/* -------------------------------------------------------------------- *
1091	* - X INPUT METHOD ROUTINES - *	1314	* - X INPUT METHOD ROUTINES - *
1092	* -------------------------------------------------------------------- */	1315	* -------------------------------------------------------------------- */
1093	#ifdef USE_XIM	1316	#ifdef USE_XIM
1094		1317
1095	void	1318	void
		1319	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1320	{
		1321	fg = pix_colors[Color_fg];
		1322	bg = pix_colors[Color_bg];
		1323	}
		1324
		1325	void
1096	rxvt_term::im_set_size (XRectangle *size)	1326	rxvt_term::im_set_size (XRectangle &size)
1097	{	1327	{
1098	size->x = TermWin.int_bwidth;	1328	// the int_bwidth terms make no sense to me
1099	size->y = TermWin.int_bwidth;	1329	size.x = int_bwidth;
1100	size->width = Width2Pixel (TermWin.ncol);	1330	size.y = int_bwidth;
1101	size->height = Height2Pixel (TermWin.nrow);	1331	size.width = Width2Pixel (ncol) + int_bwidth;
		1332	size.height = Height2Pixel (nrow) + int_bwidth;
1102	}	1333	}
1103		1334
1104	void	1335	void
1105	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1336	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1337	XRectangle &status_rect,
		1338	const XRectangle &needed_rect)
1106	{	1339	{
1107	*fg = PixColors[Color_fg];	1340	preedit_rect.x = needed_rect.width;
1108	*bg = PixColors[Color_bg];	1341	preedit_rect.y = 0;
		1342	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1343	preedit_rect.height = fheight;
		1344
		1345	status_rect.x = 0;
		1346	status_rect.y = 0;
		1347	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1348	status_rect.height = fheight;
1109	}	1349	}
1110		1350
1111	/* Checking whether input method is running. */	1351	/* Checking whether input method is running. */
1112	bool	1352	bool
1113	rxvt_term::IMisRunning ()	1353	rxvt_term::IMisRunning ()
1114	{	1354	{
1115	char *p;	1355	char *p;
1116	Atom atom;	1356	Atom atom;
1117	Window win;	1357	Window win;
1118	char server[IMBUFSIZ];	1358	char server[IMBUFSIZ];
1119		1359
1120	/* get current locale modifier */	1360	/* get current locale modifier */
1121	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1361	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1122	{	1362	{
1123	STRCPY (server, "@server=");	1363	strcpy (server, "@server=");
1124	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1364	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1365
1125	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1366	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1126	*p = '\0';	1367	*p = '\0';
1127		1368
1128	atom = XInternAtom (display->display, server, False);	1369	atom = XInternAtom (display->display, server, False);
1129	win = XGetSelectionOwner (display->display, atom);	1370	win = XGetSelectionOwner (display->display, atom);
		1371
1130	if (win != None)	1372	if (win != None)
1131	return True;	1373	return True;
1132	}	1374	}
		1375
1133	return False;	1376	return False;
1134	}	1377	}
1135		1378
1136	void	1379	void
1137	rxvt_term::IMSendSpot ()	1380	rxvt_term::IMSendSpot ()
1138	{	1381	{
1139	XPoint spot;	1382	XPoint nspot;
1140	XVaNestedList preedit_attr;	1383	XVaNestedList preedit_attr;
1141		1384
1142	if (Input_Context == NULL	1385	if (!Input_Context
		1386	|| !focus
1143	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1387	|| !(input_style & XIMPreeditPosition))
1144	|| ! (event_type == KeyPress
1145	|| event_type == Expose
1146	|| event_type == NoExpose
1147	|| event_type == SelectionNotify
1148	|| event_type == ButtonRelease || event_type == FocusIn)
1149	|| !IMisRunning ())
1150	return;	1388	return;
1151		1389
1152	im_set_position (&spot);	1390	im_set_position (nspot);
		1391
		1392	if (nspot.x == spot.x && nspot.y == spot.y)
		1393	return;
		1394
		1395	spot = nspot;
1153		1396
1154	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1397	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1155	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1398	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1156	XFree (preedit_attr);	1399	XFree (preedit_attr);
1157	}	1400	}
1158		1401
1159	void	1402	void
1160	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1161	XRectangle * needed_rect)
1162	{
1163	int mbh, vtx = 0;
1164
1165	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1166	vtx = scrollbar_TotalWidth ();
1167
1168	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1169	mbh -= TermWin.lineSpace;
1170
1171	preedit_rect->x = needed_rect->width + vtx;
1172	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1173
1174	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1175	preedit_rect->height = Height2Pixel (1);
1176
1177	status_rect->x = vtx;
1178	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1179
1180	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1181	status_rect->height = Height2Pixel (1);
1182	}
1183
1184	void
1185	rxvt_term::im_destroy ()	1403	rxvt_term::im_destroy ()
1186	{	1404	{
1187	if (Input_Context)
1188	{
1189	XDestroyIC (Input_Context);
1190	Input_Context = NULL;
1191	}
1192
1193	if (input_method)	1405	if (input_method)
1194	{	1406	{
		1407	if (Input_Context && input_method->xim)
		1408	XDestroyIC (Input_Context);
		1409
1195	display->put_xim (input_method);	1410	display->put_xim (input_method);
1196	input_method = 0;	1411	input_method = 0;
1197	}	1412	}
		1413
		1414	Input_Context = 0;
1198	}	1415	}
1199		1416
1200	/*	1417	/*
1201	* Try to open a XIM with the current modifiers, then see if we can	1418	* Try to open a XIM with the current modifiers, then see if we can
1202	* open a suitable preedit type	1419	* open a suitable preedit type
1203	*/	1420	*/
1204	bool	1421	bool
1205	rxvt_term::IM_get_IC (const char *modifiers)	1422	rxvt_term::IM_get_IC (const char *modifiers)
1206	{	1423	{
1207	int i, j, found;	1424	int i, j, found;
1208	XIM xim;	1425	XIM xim;
1209	XPoint spot;	1426	XPoint spot;
1210	XRectangle rect, status_rect, needed_rect;	1427	XRectangle rect, status_rect, needed_rect;
1211	unsigned long fg, bg;	1428	unsigned long fg, bg;
1212	const char *p;	1429	const char *p;
1213	char **s;	1430	char **s;
1214	XIMStyles *xim_styles;	1431	XIMStyles *xim_styles;
1215	XVaNestedList preedit_attr, status_attr;
1216		1432
1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1433	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1218	return false;	1434	return false;
1219		1435
1220	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1436	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1221	input_method = display->get_xim (locale, modifiers);	1437	input_method = display->get_xim (locale, modifiers);
1222	if (input_method == NULL)	1438	if (input_method == NULL)
1223	return false;	1439	return false;
1224		1440
1225	xim = input_method->xim;	1441	xim = input_method->xim;
		1442	spot.x = spot.y = -1;
1226		1443
1227	xim_styles = NULL;	1444	xim_styles = NULL;
1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1445	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1229	|| !xim_styles || !xim_styles->count_styles)	1446	|| !xim_styles || !xim_styles->count_styles)
1230	{	1447	{
1231	display->put_xim (input_method);	1448	im_destroy ();
1232	return false;	1449	return false;
1233	}	1450	}
1234		1451
1235	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1452	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1453
		1454	for (int pi = 0; pi < 2; pi++)
		1455	{
		1456	p = pet[pi];
		1457
		1458	if (!p)
		1459	continue;
		1460
1236	s = rxvt_splitcommastring (p);	1461	s = rxvt_splitcommastring (p);
		1462
1237	for (i = found = 0; !found && s[i]; i++)	1463	for (i = found = 0; !found && s[i]; i++)
1238	{	1464	{
1239	if (!STRCMP (s[i], "OverTheSpot"))	1465	if (!strcmp (s[i], "OverTheSpot"))
1240	input_style = (XIMPreeditPosition | XIMStatusNothing);	1466	input_style = (XIMPreeditPosition | XIMStatusNothing);
1241	else if (!STRCMP (s[i], "OffTheSpot"))	1467	else if (!strcmp (s[i], "OffTheSpot"))
1242	input_style = (XIMPreeditArea | XIMStatusArea);	1468	input_style = (XIMPreeditArea | XIMStatusArea);
1243	else if (!STRCMP (s[i], "Root"))	1469	else if (!strcmp (s[i], "Root"))
1244	input_style = (XIMPreeditNothing | XIMStatusNothing);	1470	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1471	else if (!strcmp (s[i], "None"))
		1472	input_style = (XIMPreeditNone | XIMStatusNone);
1245		1473
1246	for (j = 0; j < xim_styles->count_styles; j++)	1474	for (j = 0; j < xim_styles->count_styles; j++)
1247	if (input_style == xim_styles->supported_styles[j])	1475	if (input_style == xim_styles->supported_styles[j])
1248	{	1476	{
		1477	rxvt_freecommastring (s);
		1478
1249	found = 1;	1479	found = 1;
1250	break;	1480	goto foundpet;
		1481	}
		1482
1251	}	1483	}
1252	}
1253		1484
1254	for (i = 0; s[i]; i++)	1485	rxvt_freecommastring (s);
1255	free (s[i]);	1486	}
1256		1487
1257	free (s);	1488	foundpet:
		1489
1258	XFree (xim_styles);	1490	XFree (xim_styles);
1259		1491
1260	if (!found)	1492	if (!found)
1261	{	1493	{
1262	display->put_xim (input_method);	1494	im_destroy ();
1263	return false;	1495	return false;
1264	}	1496	}
1265		1497
1266	preedit_attr = status_attr = NULL;	1498	XFontSet fs = 0;
		1499	XVaNestedList preedit_attr = 0, status_attr = 0;
		1500
		1501	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1502	{
		1503	// fake us a font-set, please
		1504	char **missing_charset_list;
		1505	int missing_charset_count;
		1506	char *def_string;
		1507	char pat[512];
		1508
		1509	sprintf (pat,
		1510	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1511	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1512	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1513	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1514	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1515	"*",
		1516	fheight,
		1517	fheight + 1, fheight - 1,
		1518	fheight - 2, fheight + 2);
		1519
		1520	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1521	&missing_charset_list, &missing_charset_count, &def_string);
		1522
		1523	if (missing_charset_list)
		1524	XFreeStringList (missing_charset_list);
		1525
		1526	if (!fs)
		1527	{
		1528	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1529	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1530	}
		1531	}
1267		1532
1268	if (input_style & XIMPreeditPosition)	1533	if (input_style & XIMPreeditPosition)
1269	{	1534	{
1270	im_set_size (&rect);	1535	im_set_size (rect);
1271	im_set_position (&spot);	1536	im_set_position (spot);
1272	im_set_color (&fg, &bg);	1537	im_set_color (fg, bg);
1273		1538
1274	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1539	preedit_attr = XVaCreateNestedList (0,
		1540	XNForeground, fg,
		1541	XNBackground, bg,
		1542	XNArea, &rect,
1275	XNSpotLocation, &spot,	1543	XNSpotLocation, &spot,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, TermWin.fontset,	1544	XNFontSet, fs,
1278	NULL);	1545	NULL);
1279	}	1546	}
1280	else if (input_style & XIMPreeditArea)	1547	else if (input_style & XIMPreeditArea)
1281	{	1548	{
1282	im_set_color (&fg, &bg);	1549	im_set_color (fg, bg);
1283		1550
1284	/*	1551	/*
1285	* The necessary width of preedit area is unknown	1552	* The necessary width of preedit area is unknown
1286	* until create input context.	1553	* until create input context.
1287	*/	1554	*/
1288	needed_rect.width = 0;	1555	needed_rect.width = 0;
1289
1290	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1556	im_set_preedit_area (rect, status_rect, needed_rect);
1291		1557
1292	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1558	preedit_attr = XVaCreateNestedList (0,
		1559	XNForeground, fg,
1293	XNForeground, fg, XNBackground, bg,	1560	XNBackground, bg,
		1561	XNArea, &rect,
		1562	XNFontSet, fs,
		1563	NULL);
		1564	status_attr = XVaCreateNestedList (0,
		1565	XNForeground, fg,
		1566	XNBackground, bg,
		1567	XNArea, &status_rect,
1294	//XNFontSet, TermWin.fontset,	1568	XNFontSet, fs,
1295	NULL);	1569	NULL);
1296	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1297	XNForeground, fg, XNBackground, bg,
1298	//XNFontSet, TermWin.fontset,
1299	NULL);
1300	}	1570	}
1301		1571
1302	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1572	Input_Context = XCreateIC (xim,
		1573	XNInputStyle, input_style,
1303	XNClientWindow, TermWin.parent[0],	1574	XNClientWindow, vt,
1304	XNFocusWindow, TermWin.parent[0],	1575	XNFocusWindow, parent[0],
1305	preedit_attr ? XNPreeditAttributes : NULL,	1576	preedit_attr ? XNPreeditAttributes : NULL,
1306	preedit_attr,	1577	preedit_attr,
1307	status_attr ? XNStatusAttributes : NULL,	1578	status_attr ? XNStatusAttributes : NULL,
1308	status_attr, NULL);	1579	status_attr, NULL);
		1580
1309	if (preedit_attr) XFree (preedit_attr);	1581	if (preedit_attr) XFree (preedit_attr);
1310	if (status_attr) XFree (status_attr);	1582	if (status_attr) XFree (status_attr);
		1583	if (fs) XFreeFontSet (display->display, fs);
1311		1584
1312	if (Input_Context == NULL)	1585	if (Input_Context == NULL)
1313	{	1586	{
1314	rxvt_print_error ("failed to create input context");	1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1315	display->put_xim (input_method);	1588	im_destroy ();
1316	return false;	1589	return false;
1317	}	1590	}
1318		1591
1319	if (input_style & XIMPreeditArea)	1592	if (input_style & XIMPreeditArea)
1320	IMSetStatusPosition ();	1593	IMSetStatusPosition ();
…		…
1324	}	1597	}
1325		1598
1326	void	1599	void
1327	rxvt_term::im_cb ()	1600	rxvt_term::im_cb ()
1328	{	1601	{
1329	int i, found, had_im;	1602	int i;
1330	const char *p;	1603	const char *p;
1331	char **s;	1604	char **s;
1332	char buf[IMBUFSIZ];	1605	char buf[IMBUFSIZ];
1333		1606
		1607	SET_R (this);
		1608
1334	im_destroy ();	1609	im_destroy ();
1335		1610
1336	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1611	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1337	if (Input_Context)	1612	if (Input_Context)
1338	return;	1613	return;
…		…
1346	if (p && *p)	1621	if (p && *p)
1347	{	1622	{
1348	bool found = false;	1623	bool found = false;
1349		1624
1350	s = rxvt_splitcommastring (p);	1625	s = rxvt_splitcommastring (p);
		1626
1351	for (i = 0; s[i]; i++)	1627	for (i = 0; s[i]; i++)
1352	{	1628	{
1353	if (*s[i])	1629	if (*s[i])
1354	{	1630	{
1355	STRCPY (buf, "@im=");	1631	strcpy (buf, "@im=");
1356	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1632	strncat (buf, s[i], IMBUFSIZ - 5);
1357	if (IM_get_IC (buf))	1633	if (IM_get_IC (buf))
1358	{	1634	{
1359	found = true;	1635	found = true;
1360	break;	1636	break;
1361	}	1637	}
1362	}	1638	}
1363	}	1639	}
1364	for (i = 0; s[i]; i++)	1640
1365	free (s[i]);	1641	rxvt_freecommastring (s);
1366	free (s);
1367		1642
1368	if (found)	1643	if (found)
1369	goto done;	1644	goto done;
1370	}	1645	}
1371		1646
…		…
1385	}	1660	}
1386		1661
1387	void	1662	void
1388	rxvt_term::IMSetStatusPosition ()	1663	rxvt_term::IMSetStatusPosition ()
1389	{	1664	{
1390	XRectangle preedit_rect, status_rect, *needed_rect;	1665	XRectangle preedit_rect, status_rect, *needed_rect;
1391	XVaNestedList preedit_attr, status_attr;	1666	XVaNestedList preedit_attr, status_attr;
1392		1667
1393	if (Input_Context == NULL	1668	if (!Input_Context
		1669	|| !focus
1394	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1670	|| !(input_style & XIMPreeditArea)
1395	|| !IMisRunning ())	1671	|| !IMisRunning ())
1396	return;	1672	return;
1397		1673
1398	/* Getting the necessary width of preedit area */	1674	/* Getting the necessary width of preedit area */
1399	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1675	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1400	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1676	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1401	XFree (status_attr);	1677	XFree (status_attr);
1402		1678
1403	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1679	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1680	XFree (needed_rect);
1404		1681
1405	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1682	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1406	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1683	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1407		1684
1408	XSetICValues (Input_Context,	1685	XSetICValues (Input_Context,
1409	XNPreeditAttributes, preedit_attr,	1686	XNPreeditAttributes, preedit_attr,
1410	XNStatusAttributes, status_attr, NULL);	1687	XNStatusAttributes, status_attr, NULL);
1411		1688
1412	XFree (preedit_attr);	1689	XFree (preedit_attr);
1413	XFree (status_attr);	1690	XFree (status_attr);
1414	}	1691	}
1415	#endif /* USE_XIM */	1692	#endif /* USE_XIM */

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