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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 UTC vs.
Revision 1.132 by root, Thu Feb 3 07:18:30 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.23 2004/01/31 03:18:43 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 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.
…		…
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 "main.intpro" /* PROTOS for internal routines */
36		36
37	#include <signal.h>	37	#include <csignal>
		38	#include <cstring>
38		39
39	#ifdef TTY_GID_SUPPORT	40	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	41	# include <grp.h>
41	#endif	42	#endif
42		43
43	#ifdef HAVE_TERMIOS_H	44	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	# include <termios.h>
45	#endif	46	#endif
46		47
47	#include <cstring>	48	#ifdef KEYSYM_RESOURCE
		49	# include "keyboard.h"
		50	#endif
		51
		52	vector<rxvt_term *> rxvt_term::termlist;
48		53
49	static char curlocale[128];	54	static char curlocale[128];
50		55
51	void	56	bool
52	rxvt_set_locale (const char *locale)	57	rxvt_set_locale (const char *locale)
53	{	58	{
54	if (locale && STRNCMP (locale, curlocale, 128))	59	if (!locale || !strncmp (locale, curlocale, 128))
55	{	60	return false;
		61
56	STRNCPY (curlocale, locale, 128);	62	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	63	setlocale (LC_CTYPE, curlocale);
		64	return true;
		65	}
		66
		67	#if ENABLE_COMBINING
		68	class rxvt_composite_vec rxvt_composite;
		69
		70	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		71	{
		72	compose_char *cc;
		73
		74	// break compose chains, as stupid readline really likes to duplicate
		75	// composing characters for some reason near the end of a line.
		76	cc = (*this)[c1];
		77	while (cc)
58	}	78	{
59	}	79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
60		82
61	void *	83	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	84	for (cc = v.end (); cc-- > v.begin (); )
63	{	85	{
64	void *p = malloc (s);	86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
65		89
66	MEMSET (p, 0, s);	90	// allocate a new combination
		91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		92	{
		93	static int seen;
		94
		95	if (!seen++)
		96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		97
		98	return REPLACEMENT_CHAR;
		99	}
		100
		101	v.push_back (compose_char (c1, c2));
		102
		103	return v.size () - 1 + COMPOSE_LO;
		104	}
		105
		106	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		107	{
		108	compose_char *cc = (*this)[c];
		109
		110	if (!cc)
		111	{
		112	if (r) *r = c;
		113	return 1;
		114	}
		115
		116	int len = expand (cc->c1, r);
		117
		118	if (r) r += len;
		119
		120	if (cc->c2 != NOCHAR)
		121	{
		122	len++;
		123	if (r) *r++ = cc->c2;
		124	}
		125
67	return p;	126	return len;
68	}
69		127
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	128	}
		129	#endif
75		130
76	rxvt_term::rxvt_term ()	131	rxvt_term::rxvt_term ()
77	:	132	:
		133	#if TRANSPARENT
		134	rootwin_ev (this, &rxvt_term::rootwin_cb),
		135	#endif
		136	#ifdef HAVE_SCROLLBARS
		137	scrollbar_ev (this, &rxvt_term::x_cb),
		138	#endif
		139	#ifdef MENUBAR
		140	menubar_ev (this, &rxvt_term::x_cb),
		141	#endif
78	#ifdef CURSOR_BLINK	142	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	144	#endif
81	#ifdef TEXT_BLINK	145	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	146	text_blink_ev (this, &rxvt_term::text_blink_cb),
		147	#endif
		148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		150	#endif
		151	#ifdef SELECTION_SCROLLING
		152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		153	#endif
		154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		155	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83	#endif	156	#endif
84	#ifdef POINTER_BLANK	157	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	158	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	159	#endif
		160	#ifdef USE_XIM
		161	im_ev (this, &rxvt_term::im_cb),
		162	#endif
		163	sw_term (this, &rxvt_term::sig_term),
		164	sw_int (this, &rxvt_term::sig_term),
		165	sw_chld (this, &rxvt_term::sig_chld),
		166	termwin_ev (this, &rxvt_term::x_cb),
		167	vt_ev (this, &rxvt_term::x_cb),
87	check_ev (this, &rxvt_term::check_cb),	168	check_ev (this, &rxvt_term::check_cb),
		169	flush_ev (this, &rxvt_term::flush_cb),
88	destroy_ev (this, &rxvt_term::destroy_cb),	170	destroy_ev (this, &rxvt_term::destroy_cb),
89	pty_ev (this, &rxvt_term::pty_cb),	171	pty_ev (this, &rxvt_term::pty_cb),
90	x_ev (this, &rxvt_term::x_cb),
91	incr_ev (this, &rxvt_term::incr_cb)	172	incr_ev (this, &rxvt_term::incr_cb)
92	{	173	{
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		175
		176	termlist.push_back (this);
		177
		178	#ifdef KEYSYM_RESOURCE
		179	keyboard = new keyboard_manager;
		180
		181	if (!keyboard)
		182	rxvt_fatal ("out of memory, aborting.\n");
		183	#endif
94	}	184	}
95		185
96	rxvt_term::~rxvt_term ()	186	rxvt_term::~rxvt_term ()
97	{	187	{
98	scr_release ();	188	termlist.erase (find (termlist.begin (), termlist.end(), this));
99		189
100	free (locale);	190	if (cmd_pid)
101	free (codeset);	191	kill (-cmd_pid, SIGHUP);
102		192
103	#ifndef NO_SETOWNER_TTYDEV
104	privileged_ttydev (RESTORE);
105	#endif
106	#ifdef UTMP_SUPPORT	193	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);	194	privileged_utmp (RESTORE);
108	#endif	195	#endif
		196
		197	pty.put ();
		198
		199	#if ENABLE_STYLES
		200	for (int i = RS_styleCount; --i; )
		201	if (TermWin.fontset[i] != TermWin.fontset[0])
		202	delete TermWin.fontset[i];
		203	#endif
		204	delete TermWin.fontset[0];
		205
		206	if (display)
		207	{
		208	selection_clear ();
		209
109	#ifdef USE_XIM	210	#ifdef USE_XIM
110	if (Input_Context != NULL)	211	im_destroy ();
		212	#endif
		213	#ifdef MENUBAR
		214	if (menubarGC) XFreeGC (display->display, menubarGC);
		215	#endif
		216	#ifdef XTERM_SCROLLBAR
		217	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		218	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		219	#endif
		220	#ifdef PLAIN_SCROLLBAR
		221	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		222	#endif
		223	#ifdef NEXT_SCROLLBAR
		224	if (blackGC) XFreeGC (display->display, blackGC);
		225	if (whiteGC) XFreeGC (display->display, whiteGC);
		226	if (grayGC) XFreeGC (display->display, grayGC);
		227	if (darkGC) XFreeGC (display->display, darkGC);
		228	if (stippleGC) XFreeGC (display->display, stippleGC);
		229	if (dimple) XFreePixmap (display->display, dimple);
		230	if (upArrow) XFreePixmap (display->display, upArrow);
		231	if (downArrow) XFreePixmap (display->display, downArrow);
		232	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		233	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		234	#endif
		235	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		236	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		237	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		238	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		239	#endif
		240	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		241
		242	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		243	delete menuBar.drawable;
		244	//if (menuBar.win)
		245	// XDestroyWindow (display->display, menuBar.win);
		246	#endif
		247	delete TermWin.drawable;
		248	// destroy all windows
		249	if (TermWin.parent[0])
		250	XDestroyWindow (display->display, TermWin.parent[0]);
111	{	251	}
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		252
117	if (cmd_fd >= 0)	253	// TODO: free pixcolours, colours should become part of rxvt_display
118	close (cmd_fd);
119		254
120	if (Xfd >= 0)	255	delete pix_colors_focused;
121	XCloseDisplay (Xdisplay);	256	#ifdef OFF_FOCUS_FADING
		257	delete pix_colors_unfocused;
		258	#endif
122		259
123	delete PixColors;	260	displays.put (display);
		261
		262	scr_release ();
		263
		264	/* clear all resources */
		265	for (int i = 0; i < allocated.size (); i++)
		266	free (allocated[i]);
		267
		268	free (selection.text);
		269	// TODO: manage env vars in child only(!)
		270	free (env_windowid);
		271	free (env_display);
		272	free (env_term);
		273	free (env_colorfgbg);
		274	free (locale);
		275	free (v_buffer);
		276	free (incr_buf);
		277
		278	delete envv;
		279	delete argv;
		280
		281	#ifdef KEYSYM_RESOURCE
		282	delete keyboard;
		283	#endif
124	}	284	}
125		285
126	void	286	void
127	rxvt_term::destroy ()	287	rxvt_term::destroy ()
128	{	288	{
		289	if (destroy_ev.active)
		290	return;
		291
		292	#if ENABLE_OVERLAY
		293	scr_overlay_off ();
		294	#endif
		295
		296	if (display)
		297	{
		298	#if USE_XIM
		299	im_ev.stop (display);
		300	#endif
		301	#if HAVE_SCROLLBARS
		302	scrollbar_ev.stop (display);
		303	#endif
		304	#if MENUBAR
		305	menubar_ev.stop (display);
		306	#endif
		307	#if TRANSPARENT
		308	rootwin_ev.stop (display);
		309	#endif
		310	incr_ev.stop ();
		311	termwin_ev.stop (display);
		312	vt_ev.stop (display);
		313	}
		314
129	check_ev.stop ();	315	check_ev.stop ();
130	pty_ev.stop ();	316	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	317	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	318	cursor_blink_ev.stop ();
134	#endif	319	#endif
135	#ifdef TEXT_BLINK	320	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	321	text_blink_ev.stop ();
137	#endif	322	#endif
		323	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		324	cont_scroll_ev.stop ();
		325	#endif
		326	#ifdef SELECTION_SCROLLING
		327	sel_scroll_ev.stop ();
		328	#endif
138	#ifdef POINTER_BLANK	329	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	330	pointer_ev.stop ();
140	#endif	331	#endif
141		332
142	destroy_ev.start (0);	333	destroy_ev.start (0);
…		…
149		340
150	delete this;	341	delete this;
151	}	342	}
152		343
153	/*----------------------------------------------------------------------*/	344	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */	345	/* rxvt_init () */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void
171	rxvt_init_signals ()
172	{
173	/* install exit handler for cleanup */
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool	346	bool
200	rxvt_term::init (int argc, const char *const *argv)	347	rxvt_term::init (int argc, const char *const *argv)
		348	{
		349	SET_R (this);
		350
		351	set_locale ("");
		352
		353	if (!init_vars ())
		354	return false;
		355
		356	init_secondary ();
		357
		358	const char **cmd_argv = init_resources (argc, argv);
		359
		360	#ifdef KEYSYM_RESOURCE
		361	keyboard->register_done ();
		362	#endif
		363
		364	#if MENUBAR_MAX
		365	menubar_read (rs[Rs_menu]);
		366	#endif
		367	#ifdef HAVE_SCROLLBARS
		368	if (options & Opt_scrollBar)
		369	scrollBar.setIdle (); /* set existence for size calculations */
		370	#endif
		371
		372	create_windows (argc, argv);
		373
		374	init_xlocale ();
		375
		376	scr_reset (); /* initialize screen */
		377
		378	#if 0
		379	XSynchronize (display->display, True);
		380	#endif
		381
		382	#ifdef HAVE_SCROLLBARS
		383	if (options & Opt_scrollBar)
		384	resize_scrollbar (); /* create and map scrollbar */
		385	#endif
		386	#if (MENUBAR_MAX)
		387	if (menubar_visible ())
		388	XMapWindow (display->display, menuBar.win);
		389	#endif
		390	#ifdef TRANSPARENT
		391	if (options & Opt_transparent)
		392	{
		393	XSelectInput (display->display, display->root, PropertyChangeMask);
		394	check_our_parents ();
		395	rootwin_ev.start (display, display->root);
		396	}
		397	#endif
		398
		399	XMapWindow (display->display, TermWin.vt);
		400	XMapWindow (display->display, TermWin.parent[0]);
		401
		402	set_colorfgbg ();
		403
		404	init_command (cmd_argv);
		405
		406	free (cmd_argv);
		407
		408	pty_ev.start (pty.pty, EVENT_READ);
		409
		410	check_ev.start ();
		411
		412	return true;
		413	}
		414
		415	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		416
		417	void
		418	rxvt_init ()
201	{	419	{
202	/*	420	/*
203	* Save and then give up any super-user privileges	421	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.	422	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:	423	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems	424	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems	425	* 2. chown tty on some systems
208	*/	426	*/
209	privileges (SAVE);	427	rxvt_privileges (SAVE);
210	privileges (IGNORE);	428	rxvt_privileges (IGNORE);
211		429
212	init_secondary ();	430	signal (SIGHUP, SIG_IGN);
		431	signal (SIGPIPE, SIG_IGN);
213		432
214	const char **cmd_argv = init_resources (argc, argv);	433	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		434	/* signal (SIGURG, SIG_DFL); */
215		435
216	set_locale ("");	436	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
217		437	// TODO: handle this with exceptions and tolerate the memory loss
218	#if (MENUBAR_MAX)	438	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
219	menubar_read (rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	resize_scrollbar (); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	check_our_parents ();
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}	439	}
271		440
272	/* ------------------------------------------------------------------------- *	441	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *	442	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */	443	* ------------------------------------------------------------------------- */
275	/*	444	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died	445	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/	446	*/
278	/* ARGSUSED */	447
279	/* EXTPROTO */	448	void
280	RETSIGTYPE	449	rxvt_term::sig_chld (sig_watcher &w)
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{	450	{
283	int pid, save_errno = errno;	451	// we are being called for every SIGCHLD, not just ours
		452	int pid;
		453
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
285	;	455	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)	456	if (pid == (*t)->cmd_pid)
290	exit (EXIT_SUCCESS);	457	{
291	#endif	458	(*t)->destroy ();
292	}	459	break;
293		460	}
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;
327	}	461	}
328		462
329	/*----------------------------------------------------------------------*/	463	/*----------------------------------------------------------------------*/
330	/*	464	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes	465	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* TODO: if debugging, this should free up any known resources if we can	466	* TODO: if debugging, this should free up any known resources if we can
333	*/	467	*/
		468	void
		469	rxvt_destroy_all ()
		470	{
		471	// TODO: rxvtd should clean up all ressources
		472	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		473	(*t)->destroy ();
		474	}
		475
		476	/*
		477	* Catch a fatal signal and tidy up before quitting
		478	*/
		479	void
		480	rxvt_term::sig_term (sig_watcher &w)
		481	{
		482	#ifdef DEBUG_CMD
		483	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		484	#endif
		485	rxvt_destroy_all ();
		486	signal (w.signum, SIG_DFL);
		487	kill (getpid (), w.signum);
		488	}
		489
334	/* EXTPROTO */	490	/* INTPROTO */
335	void	491	int
336	rxvt_clean_exit ()	492	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{	493	{
		494	if (GET_R->allowedxerror == -1)
		495	GET_R->allowedxerror = event->error_code;
		496	else
		497	{
		498	old_xerror_handler (display, event);
338	GET_R->destroy ();	499	GET_R->destroy ();
		500	}
		501
		502	return 0;
339	}	503	}
340		504
341	/* ------------------------------------------------------------------------- *	505	/* ------------------------------------------------------------------------- *
342	* MEMORY ALLOCATION WRAPPERS *	506	* MEMORY ALLOCATION WRAPPERS *
343	* ------------------------------------------------------------------------- */	507	* ------------------------------------------------------------------------- */
		508	void *
		509	rxvt_malloc (size_t size)
		510	{
		511	void *p = malloc (size);
		512
		513	if (!p)
		514	rxvt_fatal ("memory allocation failure. aborting.\n");
		515
		516	return p;
		517	}
		518
344	/* EXTPROTO */	519	/* INTPROTO */
345	void *	520	void *
346	rxvt_malloc(size_t size)	521	rxvt_calloc (size_t number, size_t size)
347	{	522	{
348	void *p;	523	void *p = calloc (number, size);
349		524
350	p = malloc(size);
351	if (p)	525	if (!p)
		526	rxvt_fatal ("memory allocation failure. aborting.\n");
		527
352	return p;	528	return p;
353
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355	rxvt_clean_exit();
356	exit(EXIT_FAILURE);
357	/* NOTREACHED */
358	}	529	}
359		530
360	/* EXTPROTO */	531	/* INTPROTO */
361	void *	532	void *
362	rxvt_calloc(size_t number, size_t size)
363	{
364	void *p;
365
366	p = calloc(number, size);
367	if (p)
368	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}
375
376	/* EXTPROTO */
377	void *
378	rxvt_realloc(void *ptr, size_t size)	533	rxvt_realloc (void *ptr, size_t size)
379	{	534	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);	535	void *p = realloc (ptr, size);
384	else	536
385	p = malloc(size);
386	if (p)	537	if (!p)
		538	rxvt_fatal ("memory allocation failure. aborting.\n");
		539
387	return p;	540	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}	541	}
394		542
395	/* ------------------------------------------------------------------------- *	543	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *	544	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */	545	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */	546	/* take care of suid/sgid super-user (root) privileges */
399	void	547	void
400	rxvt_term::privileges (int mode)	548	rxvt_privileges (rxvt_privaction action)
401	{	549	{
		550	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		551	static uid_t euid;
		552	static gid_t egid;
		553	#endif
		554
402	#if ! defined(__CYGWIN32__)	555	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	556	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	557	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	558	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	559	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	560	# define HAVE_SETEUID
408	# endif	561	# endif
409	# ifdef HAVE_SETEUID	562	# ifdef HAVE_SETEUID
410	switch (mode) {	563	switch (action)
		564	{
411	case IGNORE:	565	case IGNORE:
412	/*	566	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	567	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	568	* back to root later, as required
415	*/	569	*/
416	seteuid(getuid());	570	seteuid (getuid ());
417	setegid(getgid());	571	setegid (getgid ());
418	break;	572	break;
419	case SAVE:	573	case SAVE:
420	euid = geteuid();	574	euid = geteuid ();
421	egid = getegid();	575	egid = getegid ();
422	break;	576	break;
423	case RESTORE:	577	case RESTORE:
424	seteuid(euid);	578	seteuid (euid);
425	setegid(egid);	579	setegid (egid);
426	break;	580	break;
427	}	581	}
428	# else	582	# else
429	switch (mode) {	583	switch (action)
		584	{
430	case IGNORE:	585	case IGNORE:
431	setuid(getuid());	586	setuid (getuid ());
432	setgid(getgid());	587	setgid (getgid ());
433	/* FALLTHROUGH */	588	/* FALLTHROUGH */
434	case SAVE:	589	case SAVE:
435	/* FALLTHROUGH */	590	/* FALLTHROUGH */
436	case RESTORE:	591	case RESTORE:
437	break;	592	break;
438	}	593	}
439	# endif	594	# endif
440	#endif	595	#endif
441	}	596	}
442		597
443	#ifdef UTMP_SUPPORT	598	#ifdef UTMP_SUPPORT
444	void	599	void
445	rxvt_term::privileged_utmp (char action)	600	rxvt_term::privileged_utmp (rxvt_privaction action)
446	{	601	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)	602	if ((options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')	603	|| !pty.name || !*pty.name)
452	return;	604	return;
453		605
454	privileges (RESTORE);	606	rxvt_privileges (RESTORE);
		607
455	if (action == SAVE) {	608	if (action == SAVE)
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);	609	makeutent (pty.name, rs[Rs_display_name]);
458	} else { /* action == RESTORE */	610	else
459	next_utmp_action = IGNORE;
460	cleanutent ();	611	cleanutent ();
461	}	612
462	privileges (IGNORE);	613	rxvt_privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif
487	{
488	chown(ttydev, getuid(), ttygid); /* fail silently */
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif
493	}
494	} else { /* action == RESTORE */
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif
504	}
505
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif
516	}	614	}
517	#endif	615	#endif
518		616
519	/*----------------------------------------------------------------------*/	617	/*----------------------------------------------------------------------*/
520	/*	618	/*
…		…
522	* if width/height are non-zero then override calculated width/height	620	* if width/height are non-zero then override calculated width/height
523	*/	621	*/
524	void	622	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	623	rxvt_term::window_calc (unsigned int width, unsigned int height)
526	{	624	{
527	short recalc_x, recalc_y;	625	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	626	int x, y, sb_w, mb_h, flags;
529	unsigned int w, h;	627	unsigned int w, h;
530	unsigned int max_width, max_height;	628	unsigned int max_width, max_height;
531		629
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	630	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,	631	TermWin.ncol, TermWin.nrow, szHint.width,
534	szHint.height));	632	szHint.height));
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	633	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	634	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	635	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		636
539	recalc_x = recalc_y = 0;	637	recalc_x = recalc_y = 0;
540	flags = 0;	638	flags = 0;
541	if (!parsed_geometry) {	639	if (!parsed_geometry)
		640	{
542	parsed_geometry = 1;	641	parsed_geometry = 1;
543	if (rs[Rs_geometry])	642	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	643	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
545	if (flags & WidthValue) {	644	if (flags & WidthValue)
		645	{
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	646	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
547	szHint.flags |= USSize;	647	szHint.flags |= USSize;
548	}	648	}
549	if (flags & HeightValue) {	649	if (flags & HeightValue)
		650	{
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	651	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
551	szHint.flags |= USSize;	652	szHint.flags |= USSize;
552	}	653	}
553	if (flags & XValue) {	654	if (flags & XValue)
		655	{
554	szHint.x = x;	656	szHint.x = x;
555	szHint.flags |= USPosition;	657	szHint.flags |= USPosition;
556	if (flags & XNegative) {	658	if (flags & XNegative)
		659	{
557	recalc_x = 1;	660	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	661	szHint.win_gravity = NorthEastGravity;
559	}	662	}
560	}	663	}
561	if (flags & YValue) {	664	if (flags & YValue)
		665	{
562	szHint.y = y;	666	szHint.y = y;
563	szHint.flags |= USPosition;	667	szHint.flags |= USPosition;
564	if (flags & YNegative) {	668	if (flags & YNegative)
		669	{
565	recalc_y = 1;	670	recalc_y = 1;
566	if (szHint.win_gravity == NorthEastGravity)	671	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	672	szHint.win_gravity = SouthEastGravity;
568	else	673	else
569	szHint.win_gravity = SouthWestGravity;	674	szHint.win_gravity = SouthWestGravity;
570	}	675	}
571	}	676	}
572	}	677	}
		678
573	/* TODO: BOUNDS */	679	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	680	TermWin.width = TermWin.ncol * TermWin.fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	681	TermWin.height = TermWin.nrow * TermWin.fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	682	max_width = MAX_COLS * TermWin.fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	683	max_height = MAX_ROWS * TermWin.fheight;
578		684
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	685	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
580		686
581	sb_w = mb_h = 0;	687	sb_w = mb_h = 0;
582	window_vt_x = window_vt_y = 0;	688	window_vt_x = window_vt_y = TermWin.int_bwidth;
		689
583	if (scrollbar_visible ()) {	690	if (scrollbar_visible ())
		691	{
584	sb_w = scrollbar_TotalWidth();	692	sb_w = scrollbar_TotalWidth ();
585	szHint.base_width += sb_w;	693	szHint.base_width += sb_w;
586	if (!(Options & Opt_scrollBar_right))	694	if (!(options & Opt_scrollBar_right))
587	window_vt_x = sb_w;	695	window_vt_x += sb_w;
588	}	696	}
		697
589	if (menubar_visible ()) {	698	if (menubar_visible ())
		699	{
590	mb_h = menuBar_TotalHeight();	700	mb_h = menuBar_TotalHeight ();
591	szHint.base_height += mb_h;	701	szHint.base_height += mb_h;
592	window_vt_y = mb_h;	702	window_vt_y += mb_h;
593	}	703	}
		704
594	szHint.width_inc = TermWin.fwidth;	705	szHint.width_inc = TermWin.fwidth;
595	szHint.height_inc = TermWin.fheight;	706	szHint.height_inc = TermWin.fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	707	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	708	szHint.min_height = szHint.base_height + szHint.height_inc;
598		709
599	if (width && width - szHint.base_width < max_width) {	710	if (width && width - szHint.base_width < max_width)
		711	{
600	szHint.width = width;	712	szHint.width = width;
601	TermWin.width = width - szHint.base_width;	713	TermWin.width = width - szHint.base_width;
602	} else {	714	}
		715	else
		716	{
603	MIN_IT(TermWin.width, max_width);	717	MIN_IT (TermWin.width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	718	szHint.width = szHint.base_width + TermWin.width;
605	}	719	}
		720
606	if (height && height - szHint.base_height < max_height) {	721	if (height && height - szHint.base_height < max_height)
		722	{
607	szHint.height = height;	723	szHint.height = height;
608	TermWin.height = height - szHint.base_height;	724	TermWin.height = height - szHint.base_height;
609	} else {	725	}
		726	else
		727	{
610	MIN_IT(TermWin.height, max_height);	728	MIN_IT (TermWin.height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	729	szHint.height = szHint.base_height + TermWin.height;
612	}	730	}
		731
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	732	if (scrollbar_visible () && (options & Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;	733	window_sb_x = szHint.width - sb_w;
615		734
616	if (recalc_x)	735	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	736	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
618	- szHint.width - 2 * TermWin.ext_bwidth);	737	- szHint.width - 2 * TermWin.ext_bwidth);
619	if (recalc_y)	738	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	739	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
621	- szHint.height - 2 * TermWin.ext_bwidth);	740	- szHint.height - 2 * TermWin.ext_bwidth);
622		741
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	742	TermWin.ncol = TermWin.width / TermWin.fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	743	TermWin.nrow = TermWin.height / TermWin.fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	744	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626	TermWin.ncol, TermWin.nrow, szHint.width,	745	TermWin.ncol, TermWin.nrow, szHint.width,
627	szHint.height));	746	szHint.height));
628	return;	747	return;
629	}	748	}
630		749
631	/*----------------------------------------------------------------------*/	750	/*----------------------------------------------------------------------*/
632	/*	751	/*
633	* Tell the teletype handler what size the window is.	752	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	753	* Called after a window size change.
635	*/	754	*/
636	void	755	void
637	rxvt_term::tt_winch ()	756	rxvt_term::tt_winch ()
638	{	757	{
		758	if (pty.pty < 0)
		759	return;
		760
639	struct winsize ws;	761	struct winsize ws;
640
641	if (cmd_fd < 0)
642	return;
643		762
644	ws.ws_col = TermWin.ncol;	763	ws.ws_col = TermWin.ncol;
645	ws.ws_row = TermWin.nrow;	764	ws.ws_row = TermWin.nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	765	ws.ws_xpixel = TermWin.width;
647	#ifndef DEBUG_SIZE	766	ws.ws_ypixel = TermWin.height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	767	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
649	#else	768
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	769	#if 0
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	770	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */	771	if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);	772	kill (cmd_pid, SIGWINCH);
655	# endif
656	#endif	773	#endif
657	}	774	}
658		775
659	/*----------------------------------------------------------------------*/	776	/*----------------------------------------------------------------------*/
660	/* rxvt_change_font() - Switch to a new font */	777	/* set_fonts () - load and set the various fonts
661	/*	778	/*
662	* init = 1 - initialize	779	* init = 1 - initialize
663	*	780	*
664	* fontname == FONT_UP - switch to bigger font	781	* fontname == FONT_UP - switch to bigger font
665	* fontname == FONT_DN - switch to smaller font	782	* fontname == FONT_DN - switch to smaller font
666	*/	783	*/
667	void	784	bool
668	rxvt_term::change_font (int init, const char *fontname)	785	rxvt_term::set_fonts ()
669	{	786	{
670	}	787	rxvt_fontset *fs = new rxvt_fontset (this);
		788	rxvt_fontprop prop;
671		789
672	void	790	if (!fs
673	rxvt_term::font_up_down (int n, int direction)	791	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		792	|| !fs->realize_font (1))
		793	{
		794	delete fs;
		795	return false;
		796	}
		797
		798	#if ENABLE_STYLES
		799	for (int i = RS_styleCount; --i; )
		800	if (TermWin.fontset[i] != TermWin.fontset[0])
		801	delete TermWin.fontset[i];
		802	#endif
		803
		804	delete TermWin.fontset[0];
		805	TermWin.fontset[0] = fs;
		806
		807	prop = (*fs)[1]->properties ();
		808	prop.height += TermWin.lineSpace;
		809	fs->set_prop (prop);
		810
		811	TermWin.fwidth = prop.width;
		812	TermWin.fheight = prop.height;
		813	TermWin.fweight = prop.weight;
		814	TermWin.fslant = prop.slant;
		815	TermWin.fbase = (*fs)[1]->ascent;
		816
		817	for (int style = 1; style < 4; style++)
		818	{
		819	#if ENABLE_STYLES
		820	const char *res = rs[Rs_font + style];
		821
		822	if (res && !*res)
		823	TermWin.fontset[style] = TermWin.fontset[0];
		824	else
		825	{
		826	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		827	rxvt_fontprop prop2 = prop;
		828
		829	if (res)
		830	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		831	else
		832	{
		833	res = TermWin.fontset[0]->fontdesc;
		834
		835	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		836	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		837	}
		838
		839	fs->populate (res);
		840	fs->set_prop (prop2);
		841	}
		842	#else
		843	TermWin.fontset[style] = TermWin.fontset[0];
		844	#endif
		845	}
		846
		847	if (TermWin.parent[0])
		848	{
		849	resize_all_windows (0, 0, 0);
		850	scr_remap_chars ();
		851	scr_touch (true);
		852	}
		853
		854	return true;
		855	}
		856
		857	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674	{	858	{
		859	// TODO: SMART_WINDOW_TITLE
		860	XChangeProperty (display->display, TermWin.parent[0],
		861	prop, XA_STRING, 8, PropModeReplace,
		862	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		863	}
		864
		865	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		866	{
		867	// TODO: SMART_WINDOW_TITLE
		868	wchar_t *ws = rxvt_mbstowcs (str, len);
		869	char *s = rxvt_wcstoutf8 (ws);
		870
		871	XChangeProperty (display->display, TermWin.parent[0],
		872	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		873	(const unsigned char *)s, strlen (s));
		874
		875	free (s);
		876	free (ws);
675	}	877	}
676		878
677	/*----------------------------------------------------------------------*/	879	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	880	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	881	/* xterm sequences - title, iconName, color (exptl) */
680	void	882	void
681	rxvt_term::set_title (const char *str)	883	rxvt_term::set_title (const char *str)
682	{	884	{
683	#ifndef SMART_WINDOW_TITLE	885	set_string_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	886	#if ENABLE_FRILLS
685	#else	887	set_utf8_property (xa[XA_NET_WM_NAME], str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	888	#endif
695	}	889	}
696		890
697	void	891	void
698	rxvt_term::set_iconName (const char *str)	892	rxvt_term::set_icon_name (const char *str)
699	{	893	{
700	#ifndef SMART_WINDOW_TITLE	894	set_string_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	895	#if ENABLE_FRILLS
702	#else	896	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	897	#endif
712	}	898	}
713		899
714	#ifdef XTERM_COLOR_CHANGE	900	#ifdef XTERM_COLOR_CHANGE
715	void	901	void
716	rxvt_term::set_window_color (int idx, const char *color)	902	rxvt_term::set_window_color (int idx, const char *color)
717	{	903	{
718	rxvt_color xcol;	904	rxvt_color xcol;
719	int i;	905	int i;
720		906
721	if (color == NULL || *color == '\0')	907	if (color == NULL || *color == '\0')
722	return;	908	return;
723		909
724	/* handle color aliases */	910	/* handle color aliases */
725	if (isdigit(*color)) {	911	if (isdigit (*color))
		912	{
726	i = atoi(color);	913	i = atoi (color);
		914	if (i >= 8 && i <= 15)
727	if (i >= 8 && i <= 15) { /* bright colors */	915	{ /* bright colors */
728	i -= 8;	916	i -= 8;
729	# ifndef NO_BRIGHTCOLOR	917	# ifndef NO_BRIGHTCOLOR
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	918	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731	SET_PIXCOLOR(idx);	919	SET_PIXCOLOR (idx);
732	goto Done;	920	goto Done;
733	# endif	921	# endif
		922
734	}	923	}
735	if (i >= 0 && i <= 7) { /* normal colors */	924	if (i >= 0 && i <= 7)
		925	{ /* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];	926	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737	SET_PIXCOLOR(idx);	927	SET_PIXCOLOR (idx);
738	goto Done;	928	goto Done;
739	}	929	}
740	}	930	}
		931
741	if (!rXParseAllocColor (& xcol, color))	932	if (!rXParseAllocColor (& xcol, color))
742	return;	933	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		934
745	/*	935	/* XStoreColor (display->display, display->cmap, XColor*); */
		936
		937	/*
746	* FIXME: should free colors here, but no idea how to do it so instead,	938	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap	939	* so just keep gobbling up the colormap
748	*/	940	*/
749	# if 0	941	# if 0
750	for (i = Color_Black; i <= Color_White; i++)	942	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])	943	if (pix_colors[idx] == pix_colors[i])
752	break;	944	break;
753	if (i > Color_White) {	945	if (i > Color_White)
		946	{
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	947	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,	948	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));	949	DisplayPlanes (display->display, display->screen));
757	}	950	}
758	# endif	951	# endif
759		952
760	PixColors[idx] = xcol;	953	pix_colors_focused[idx] = xcol;
761	SET_PIXCOLOR(idx);	954	SET_PIXCOLOR (idx);
762		955
763	/* XSetWindowAttributes attr; */	956	/* XSetWindowAttributes attr; */
764	/* Cursor cursor; */	957	/* Cursor cursor; */
765	Done:	958	Done:
766	if (idx == Color_bg && !(Options & Opt_transparent))	959	#ifdef OFF_FOCUS_FADING
767	XSetWindowBackground(Xdisplay, TermWin.vt,	960	if (rs[Rs_fade])
768	PixColors[Color_bg]);	961	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		962	#endif
769		963
770	/* handle Color_BD, scrollbar background, etc. */	964	/*TODO: handle Color_BD, scrollbar background, etc. */
771		965
772	set_colorfgbg ();
773	recolour_cursor ();	966	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	967	scr_recolour ();
775	scr_poweron ();
776	}	968	}
777		969
778	#else	970	#else
779	# define set_window_color (idx,color) ((void)0)	971	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */	972	#endif /* XTERM_COLOR_CHANGE */
781		973
782	void	974	void
783	rxvt_term::recolour_cursor ()	975	rxvt_term::recolour_cursor ()
784	{	976	{
785	#if TODO
786	rxvt_color xcol[2];	977	XColor xcol[2];
787		978
788	xcol[0] = PixColors[Color_pointer];	979	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	980	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	981	: pix_colors_focused[Color_fg];
		982	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		983	? pix_colors_focused[Color_pointer_bg]
		984	: pix_colors_focused[Color_bg];
		985
		986	XQueryColors (display->display, display->cmap, xcol, 2);
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	987	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792	#endif
793	}	988	}
794		989
795	/*----------------------------------------------------------------------*/	990	/*----------------------------------------------------------------------*/
796	/*	991	/*
797	* find if fg/bg matches any of the normal (low-intensity) colors	992	* find if fg/bg matches any of the normal (low-intensity) colors
798	*/	993	*/
799	void	994	void
800	rxvt_term::set_colorfgbg ()	995	rxvt_term::set_colorfgbg ()
801	{	996	{
802	unsigned int i;	997	unsigned int i;
803	const char *xpmb = "\0";	998	const char *xpmb = "\0";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	999	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805		1000
806	env_colorfgbg =
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1001	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808	STRCPY(fstr, "default");	1002	strcpy (fstr, "default");
809	STRCPY(bstr, "default");	1003	strcpy (bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	1004	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	1005	if (pix_colors[Color_fg] == pix_colors[i])
		1006	{
812	sprintf(fstr, "%d", (i - Color_Black));	1007	sprintf (fstr, "%d", (i - Color_Black));
813	break;	1008	break;
814	}	1009	}
		1010
815	for (i = Color_Black; i <= Color_White; i++)	1011	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	1012	if (pix_colors[Color_bg] == pix_colors[i])
		1013	{
817	sprintf(bstr, "%d", (i - Color_Black));	1014	sprintf (bstr, "%d", (i - Color_Black));
818	#ifdef XPM_BACKGROUND	1015	#ifdef XPM_BACKGROUND
819	xpmb = "default;";	1016	xpmb = "default;";
820	#endif	1017	#endif
821	break;	1018	break;
822	}	1019	}
		1020
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1021	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	1022	}
836		1023
837	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
838	/*
839	* Colour determination for low colour displays, routine from
840	* Hans de Goede <hans@highrise.nl>
841	*/
842		1025
843	int	1026	int
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1027	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845	{	1028	{
846	if (!screen_in_out->set (this, colour)) {	1029	if (!screen_in_out->set (display, colour))
847	rxvt_print_error("can't allocate colour: %s", colour);	1030	{
		1031	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848	return false;	1032	return false;
849	}	1033	}
850		1034
851	return true;	1035	return true;
852	}	1036	}
853		1037
854	/* -------------------------------------------------------------------- *	1038	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	1039	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	1040	* -------------------------------------------------------------------- */
…		…
862	#ifdef SMART_RESIZE	1046	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;	1047	int old_width = szHint.width, old_height = szHint.height;
864	#endif	1048	#endif
865		1049
866	window_calc (width, height);	1050	window_calc (width, height);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1051	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1052
868	if (!ignoreparent)	1053	if (!ignoreparent)
869	{	1054	{
870	#ifdef SMART_RESIZE	1055	#ifdef SMART_RESIZE
871	/*	1056	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1057	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1060	int x, y, x1, y1;
876	int dx, dy;	1061	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1062	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1063	Window unused_cr;
879		1064
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1065	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1066	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1067	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1068	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1069	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1070	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1071	* our position for handles and decorations. Counter it
887	*/	1072	*/
888	if (x1 != x || y1 != y) {	1073	if (x1 != x || y1 != y)
		1074	{
889	x -= x1;	1075	x -= x1;
890	y -= y1;	1076	y -= y1;
891	}	1077	}
892		1078
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1079	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1080	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1081	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1082	dy = old_height - szHint.height;
897		1083
898	/* Check position of the center of the window */	1084	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1085	if (x < x1) /* left half */
900	dx = 0;	1086	dx = 0;
901	else if (x == x1) /* exact center */	1087	else if (x == x1) /* exact center */
902	dx /= 2;	1088	dx /= 2;
903	if (y < y1) /* top half */	1089	if (y < y1) /* top half */
904	dy = 0;	1090	dy = 0;
905	else if (y == y1) /* exact center */	1091	else if (y == y1) /* exact center */
906	dy /= 2;	1092	dy /= 2;
907		1093
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1094	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
909	szHint.width, szHint.height);	1095	szHint.width, szHint.height);
910	#else	1096	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1097	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
912	szHint.height);
913	#endif	1098	#endif
914	}	1099	}
915		1100
916	fix_screen = (TermWin.ncol != prev_ncol	1101	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
917	|| TermWin.nrow != prev_nrow);
918		1102
919	if (fix_screen || width != old_width || height != old_height)	1103	if (fix_screen || width != old_width || height != old_height)
920	{	1104	{
921	if (scrollbar_visible ())	1105	if (scrollbar_visible ())
922	{	1106	{
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1107	XMoveResizeWindow (display->display, scrollBar.win,
		1108	window_sb_x, 0,
924	0, scrollbar_TotalWidth (), szHint.height);	1109	scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();	1110	resize_scrollbar ();
926	}	1111	}
927		1112
928	if (menubar_visible ())	1113	if (menubar_visible ())
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1114	XMoveResizeWindow (display->display, menuBar.win,
		1115	window_vt_x, 0,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1116	TermWin_TotalWidth (), menuBar_TotalHeight ());
931		1117
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1118	XMoveResizeWindow (display->display, TermWin.vt,
933	window_vt_y, TermWin_TotalWidth (),	1119	window_vt_x, window_vt_y,
934	TermWin_TotalHeight ());	1120	TermWin_TotalWidth (), TermWin_TotalHeight ());
935	#ifdef RXVT_GRAPHICS	1121
936	if (old_height)
937	Gr_Resize (old_width - szHint.base_width,
938	old_height - szHint.base_height);
939	#endif
940	scr_clear ();	1122	scr_clear ();
941	#ifdef XPM_BACKGROUND	1123	#ifdef XPM_BACKGROUND
942	resize_pixmap ();	1124	resize_pixmap ();
943	#endif	1125	#endif
944	}	1126	}
…		…
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1137	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);	1138	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;	1139	TermWin.ncol = ncol;
958	}	1140	}
959		1141
960	scr_reset();	1142	scr_reset ();
961		1143
962	if (curr_screen >= 0) /* this is not the first time through */	1144	if (curr_screen >= 0) /* this is not the first time through */
963	{	1145	{
964	scr_change_screen (curr_screen);	1146	scr_change_screen (curr_screen);
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1147	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
967	}	1149	}
968		1150
969	old_width = szHint.width;	1151	old_width = szHint.width;
970	old_height = szHint.height;	1152	old_height = szHint.height;
971		1153
		1154	#ifdef XPM_BACKGROUND
		1155	if (TermWin.pixmap)
		1156	scr_touch (false);
		1157	#endif
		1158
972	#ifdef USE_XIM	1159	#ifdef USE_XIM
973	IMSetStatusPosition ();	1160	IMSetStatusPosition ();
974	#endif	1161	#endif
975	}	1162	}
976		1163
…		…
979	* good for toggling 80/132 columns	1166	* good for toggling 80/132 columns
980	*/	1167	*/
981	void	1168	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1169	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
983	{	1170	{
984	XWindowAttributes wattr;	1171	XWindowAttributes wattr;
985		1172
986	if (width == 0 || height == 0) {	1173	if (width == 0 || height == 0)
		1174	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1175	XGetWindowAttributes (display->display, display->root, &wattr);
988	if (width == 0)	1176	if (width == 0)
989	width = wattr.width - szHint.base_width;	1177	width = wattr.width - szHint.base_width;
990	if (height == 0)	1178	if (height == 0)
991	height = wattr.height - szHint.base_height;	1179	height = wattr.height - szHint.base_height;
992	}	1180	}
		1181
993	if (width != TermWin.width || height != TermWin.height) {	1182	if (width != TermWin.width || height != TermWin.height)
		1183	{
994	width += szHint.base_width;	1184	width += szHint.base_width;
995	height += szHint.base_height;	1185	height += szHint.base_height;
996	resize_all_windows (width, height, 0);	1186	resize_all_windows (width, height, 0);
997	}	1187	}
998	}	1188	}
999		1189
1000	/* -------------------------------------------------------------------- *	1190	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1191	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1192	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1193	#ifdef USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1194
1013	void	1195	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1196	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1197	{
1016	*fg = PixColors[Color_fg];	1198	fg = pix_colors[Color_fg];
1017	*bg = PixColors[Color_bg];	1199	bg = pix_colors[Color_bg];
		1200	}
		1201
		1202	void
		1203	rxvt_term::im_set_size (XRectangle &size)
		1204	{
		1205	// the int_bwidth terms make no sense to me
		1206	size.x = TermWin.int_bwidth;
		1207	size.y = TermWin.int_bwidth;
		1208	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1209	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1210	}
		1211
		1212	void
		1213	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1214	XRectangle &status_rect,
		1215	const XRectangle &needed_rect)
		1216	{
		1217	preedit_rect.x = needed_rect.width;
		1218	preedit_rect.y = 0;
		1219	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1220	preedit_rect.height = TermWin.fheight;
		1221
		1222	status_rect.x = 0;
		1223	status_rect.y = 0;
		1224	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1225	status_rect.height = TermWin.fheight;
1018	}	1226	}
1019		1227
1020	/* Checking whether input method is running. */	1228	/* Checking whether input method is running. */
1021	bool	1229	bool
1022	rxvt_term::IMisRunning ()	1230	rxvt_term::IMisRunning ()
1023	{	1231	{
1024	char *p;	1232	char *p;
1025	Atom atom;	1233	Atom atom;
1026	Window win;	1234	Window win;
1027	char server[IMBUFSIZ];	1235	char server[IMBUFSIZ];
1028		1236
1029	/* get current locale modifier */	1237	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1238	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1239	{
1031	STRCPY(server, "@server=");	1240	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1241	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1242
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1243	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034	*p = '\0';	1244	*p = '\0';
1035		1245
1036	atom = XInternAtom(Xdisplay, server, False);	1246	atom = XInternAtom (display->display, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1247	win = XGetSelectionOwner (display->display, atom);
		1248
1038	if (win != None)	1249	if (win != None)
1039	return True;	1250	return True;
1040	}	1251	}
		1252
1041	return False;	1253	return False;
1042	}	1254	}
1043		1255
1044	void	1256	void
1045	rxvt_term::IMSendSpot ()	1257	rxvt_term::IMSendSpot ()
1046	{	1258	{
1047	XPoint spot;	1259	XPoint nspot;
1048	XVaNestedList preedit_attr;	1260	XVaNestedList preedit_attr;
1049		1261
1050	if (Input_Context == NULL	1262	if (!Input_Context
		1263	|| !TermWin.focus
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1264	|| !(input_style & XIMPreeditPosition))
1052	|| !(event_type == KeyPress
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1265	return;
1059		1266
1060	set_position (&spot);	1267	im_set_position (nspot);
1061		1268
		1269	if (nspot.x == spot.x && nspot.y == spot.y)
		1270	return;
		1271
		1272	spot = nspot;
		1273
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1274	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1275	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1276	XFree (preedit_attr);
1065	}	1277	}
1066		1278
1067	void	1279	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1280	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1281	{
1071	int mbh, vtx = 0;	1282	if (input_method)
		1283	{
		1284	if (Input_Context && input_method->xim)
		1285	XDestroyIC (Input_Context);
1072		1286
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1287	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1288	input_method = 0;
		1289	}
1075		1290
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1291	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* EXTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	GET_R->Input_Context = NULL;
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1292	}
1105		1293
1106	/*	1294	/*
1107	* Try to open a XIM with the current modifiers, then see if we can	1295	* Try to open a XIM with the current modifiers, then see if we can
1108	* open a suitable preedit type	1296	* open a suitable preedit type
1109	*/	1297	*/
1110	bool	1298	bool
1111	rxvt_term::IM_get_IC ()	1299	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1300	{
1113	int i, j, found;	1301	int i, j, found;
1114	XIM xim;	1302	XIM xim;
1115	XPoint spot;	1303	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1304	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1305	unsigned long fg, bg;
1118	const char *p;	1306	const char *p;
1119	char **s;	1307	char **s;
1120	XIMStyles *xim_styles;	1308	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1309
		1310	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1311	return false;
		1312
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1313	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1314	input_method = display->get_xim (locale, modifiers);
1126	if (xim == NULL)	1315	if (input_method == NULL)
1127	return False;	1316	return false;
1128		1317
		1318	xim = input_method->xim;
		1319	spot.x = spot.y = -1;
		1320
1129	xim_styles = NULL;	1321	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1322	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1323	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1324	{
		1325	im_destroy ();
1133	return False;	1326	return false;
		1327	}
		1328
		1329	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1330
		1331	for (int pi = 0; pi < 2; pi++)
1134	}	1332	{
		1333	p = pet[pi];
1135		1334
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1335	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1336	continue;
		1337
1138	s = rxvt_splitcommastring(p);	1338	s = rxvt_splitcommastring (p);
		1339
1139	for (i = found = 0; !found && s[i]; i++) {	1340	for (i = found = 0; !found && s[i]; i++)
		1341	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1342	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1343	input_style = (XIMPreeditPosition | XIMStatusNothing);
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1344	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1345	input_style = (XIMPreeditArea | XIMStatusArea);
1144	else if (!STRCMP(s[i], "Root"))	1346	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1347	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1348	else if (!strcmp (s[i], "None"))
		1349	input_style = (XIMPreeditNone | XIMStatusNone);
1146		1350
1147	for (j = 0; j < xim_styles->count_styles; j++)	1351	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1352	if (input_style == xim_styles->supported_styles[j])
		1353	{
		1354	rxvt_freecommastring (s);
		1355
1149	found = 1;	1356	found = 1;
1150	break;	1357	goto foundpet;
1151	}	1358	}
		1359
		1360	}
		1361
		1362	rxvt_freecommastring (s);
1152	}	1363	}
1153	for (i = 0; s[i]; i++)	1364
1154	free(s[i]);	1365	foundpet:
1155	free(s);	1366
1156	XFree(xim_styles);	1367	XFree (xim_styles);
1157		1368
1158	if (!found) {	1369	if (!found)
1159	XCloseIM(xim);	1370	{
		1371	im_destroy ();
1160	return False;	1372	return false;
		1373	}
		1374
		1375	XFontSet fs = 0;
		1376	XVaNestedList preedit_attr = 0, status_attr = 0;
		1377
		1378	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	1379	{
		1380	// fake us a font-set, please
		1381	char **missing_charset_list;
		1382	int missing_charset_count;
		1383	char *def_string;
		1384	char pat[512];
1162		1385
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1386	sprintf (pat,
		1387	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1390	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1391	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1392	"*",
		1393	TermWin.fheight,
		1394	TermWin.fheight + 1, TermWin.fheight - 1,
		1395	TermWin.fheight - 2, TermWin.fheight + 2);
1164		1396
1165	/* XXX: not sure why we need this (as well as IC one below) */	1397	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1398	&missing_charset_list, &missing_charset_count, &def_string);
1167		1399
1168	preedit_attr = status_attr = NULL;	1400	if (missing_charset_list)
		1401	XFreeStringList (missing_charset_list);
1169		1402
		1403	if (!fs)
		1404	{
		1405	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1406	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1407	}
		1408	}
		1409
1170	if (input_style & XIMPreeditPosition) {	1410	if (input_style & XIMPreeditPosition)
		1411	{
1171	set_size (&rect);	1412	im_set_size (rect);
1172	set_position (&spot);	1413	im_set_position (spot);
1173	set_color (&fg, &bg);	1414	im_set_color (fg, bg);
1174		1415
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1416	preedit_attr = XVaCreateNestedList (0,
		1417	XNForeground, fg,
		1418	XNBackground, bg,
		1419	XNArea, &rect,
1176	XNSpotLocation, &spot,	1420	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,	1421	XNFontSet, fs,
1198	NULL);	1422	NULL);
1199	}	1423	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1424	else if (input_style & XIMPreeditArea)
		1425	{
		1426	im_set_color (fg, bg);
		1427
		1428	/*
		1429	* The necessary width of preedit area is unknown
		1430	* until create input context.
		1431	*/
		1432	needed_rect.width = 0;
		1433	im_set_preedit_area (rect, status_rect, needed_rect);
		1434
		1435	preedit_attr = XVaCreateNestedList (0,
		1436	XNForeground, fg,
		1437	XNBackground, bg,
		1438	XNArea, &rect,
		1439	XNFontSet, fs,
		1440	NULL);
		1441	status_attr = XVaCreateNestedList (0,
		1442	XNForeground, fg,
		1443	XNBackground, bg,
		1444	XNArea, &status_rect,
		1445	XNFontSet, fs,
		1446	NULL);
		1447	}
		1448
		1449	Input_Context = XCreateIC (xim,
		1450	XNInputStyle, input_style,
1201	XNClientWindow, TermWin.parent[0],	1451	XNClientWindow, TermWin.vt,
1202	XNFocusWindow, TermWin.parent[0],	1452	XNFocusWindow, TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1453	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1454	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1455	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1456	status_attr, NULL);
1208	if (preedit_attr)	1457
1209	XFree(preedit_attr);	1458	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1459	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1460	if (fs) XFreeFontSet (display->display, fs);
		1461
1212	if (Input_Context == NULL) {	1462	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1463	{
1214	XCloseIM(xim);	1464	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1465	im_destroy ();
1215	return False;	1466	return false;
1216	}	1467	}
		1468
1217	if (input_style & XIMPreeditArea)	1469	if (input_style & XIMPreeditArea)
1218	IMSetStatusPosition ();	1470	IMSetStatusPosition ();
		1471
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1472	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220	return True;	1473	return true;
1221	}	1474	}
1222		1475
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1476	void
1232	rxvt_IMInstantiateCallback(Display * unused	1477	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1478	{
1237	int i, found, had_im;	1479	int i, found, had_im;
1238	const char *p;	1480	const char *p;
1239	char **s;	1481	char **s;
1240	char buf[IMBUFSIZ];	1482	char buf[IMBUFSIZ];
1241		1483
		1484	im_destroy ();
		1485
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1486	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243	if (GET_R->Input_Context)	1487	if (Input_Context)
1244	return;	1488	return;
1245		1489
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1491	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1492	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif	1493	#endif
1250		1494
1251	p = GET_R->rs[Rs_inputMethod];	1495	p = rs[Rs_inputMethod];
1252	if (p && *p)	1496	if (p && *p)
1253	{	1497	{
1254	bool found = false;	1498	bool found = false;
1255		1499
1256	s = rxvt_splitcommastring (p);	1500	s = rxvt_splitcommastring (p);
		1501
1257	for (i = 0; s[i]; i++)	1502	for (i = 0; s[i]; i++)
1258	{	1503	{
1259	if (*s[i])	1504	if (*s[i])
1260	{	1505	{
1261	STRCPY (buf, "@im=");	1506	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1507	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1508	if (IM_get_IC (buf))
1264	{	1509	{
1265	found = true;	1510	found = true;
1266	break;	1511	break;
1267	}	1512	}
1268	}	1513	}
1269	}	1514	}
1270	for (i = 0; s[i]; i++)	1515
1271	free(s[i]);	1516	rxvt_freecommastring (s);
1272	free(s);
1273		1517
1274	if (found)	1518	if (found)
1275	goto done;	1519	goto done;
1276	}	1520	}
1277		1521
1278	/* try with XMODIFIERS env. var. */	1522	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1523	if (IM_get_IC (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1524	goto done;
1282		1525
1283	/* try with no modifiers base IF the user didn't specify an IM */	1526	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1527	if (IM_get_IC ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1528	goto done;
1287		1529
1288	done:	1530	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1531	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1532	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1533	SET_LOCALE (locale);
1292	#endif	1534	#endif
1293	}	1535	}
1294		1536
1295	void	1537	void
1296	rxvt_term::IMSetStatusPosition ()	1538	rxvt_term::IMSetStatusPosition ()
1297	{	1539	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1540	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1541	XVaNestedList preedit_attr, status_attr;
1300		1542
1301	if (Input_Context == NULL	1543	if (!Input_Context
		1544	|| !TermWin.focus
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1545	|| !(input_style & XIMPreeditArea)
1303	|| !IMisRunning ())	1546	|| !IMisRunning ())
1304	return;	1547	return;
1305		1548
1306	/* Getting the necessary width of preedit area */	1549	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1550	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1551	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1552	XFree (status_attr);
1310		1553
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1554	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1555	XFree (needed_rect);
1312		1556
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1557	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1558	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1559
1316	XSetICValues(Input_Context,	1560	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1561	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1562	XNStatusAttributes, status_attr, NULL);
1319		1563
1320	XFree(preedit_attr);	1564	XFree (preedit_attr);
1321	XFree(status_attr);	1565	XFree (status_attr);
1322	}	1566	}
1323	#endif /* USE_XIM */	1567	#endif /* USE_XIM */
1324		1568
1325	/*----------------------------------------------------------------------*/	1569	/*----------------------------------------------------------------------*/
1326	rxvt_t rxvt_current_term;	1570	rxvt_t rxvt_current_term;

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