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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.42 by pcg, Sun Feb 22 10:38:11 2004 UTC vs.
Revision 1.319 by sf-exg, Sun Jan 24 21:53:13 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*----------------------------------------------------------------------*
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) 2003-2008 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>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
49	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
50		60
51	void	61	bool
52	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
53	{	63	{
54	if (locale && STRNCMP (locale, curlocale, 128))	64	int size = strlen (locale) + 1;
55	{	65
56	STRNCPY (curlocale, locale, 128);	66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
58	}	74	return true;
59	}	75	}
60		76
61	void *	77	void
62	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
63	{	79	{
64	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
65		83
66	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
67	return p;	149	return len;
68	}
69		150
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	151	}
		152	#endif
75		153
76	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
77	:	155	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80	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	158	#endif
87	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
89	#endif	161	#endif
90	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
92	#endif	180	#endif
93	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	183	#endif
		184	#ifndef NO_BELL
		185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		186	#endif
		187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
		195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
		215
		216	rxvt_term::~rxvt_term ()
		217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
		231	#endif
		232	#ifdef HAVE_AFTERIMAGE
		233	if (asv)
		234	destroy_asvisual (asv, 0);
		235	if (asimman)
		236	destroy_image_manager (asimman, 0);
		237	#endif
		238
		239	if (display)
		240	{
		241	selection_clear ();
		242	selection_clear (true);
		243
96	#ifdef USE_XIM	244	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	245	im_destroy ();
98	#endif	246	#endif
99	check_ev (this, &rxvt_term::check_cb),	247	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	248	if (gc) XFreeGC (dpy, gc);
101	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)
103	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105	}
106		249
107	rxvt_term::~rxvt_term ()	250	delete drawable;
108	{	251	// destroy all windows
109	if (cmd_fd >= 0)
110	close (cmd_fd);
111
112	#ifndef NO_SETOWNER_TTYDEV
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118
119	delete TermWin.fontset;
120
121	if (display)
122	if (TermWin.parent[0])	252	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	253	XDestroyWindow (dpy, parent[0]);
124		254
125	// TODO: free pixcolours, colours should become part of rxvt_display	255	for (int i = 0; i < TOTAL_COLORS; i++)
		256	if (ISSET_PIXCOLOR (i))
		257	{
		258	pix_colors_focused [i].free (this);
		259	#if OFF_FOCUS_FADING
		260	pix_colors_unfocused [i].free (this);
		261	#endif
		262	}
126		263
127	delete PixColors;	264	clear ();
128		265
		266	display->flush (); /* ideally .put should do this */
129	displays.put (display);	267	displays.put (display);
		268	}
130		269
131	scr_release ();	270	scr_release ();
132		271
133	free (env_windowid);	272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	free (selection.clip_text);
		278	// TODO: manage env vars in child only(!)
134	free (env_display);	279	free (env_display);
135	free (env_term);	280	free (env_term);
136	free (env_colorfgbg);
137	free (locale);	281	free (locale);
138	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
139		284
140	delete envv;	285	delete envv;
141	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	#ifndef NO_RESOURCES
		292	XrmDestroyDatabase (option_db);
		293	#endif
		294	}
		295
		296	// child has exited, usually destroys
		297	void
		298	rxvt_term::child_cb (ev::child &w, int status)
		299	{
		300	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		301
		302	cmd_pid = 0;
		303
		304	if (!option (Opt_hold))
		305	destroy ();
142	}	306	}
143		307
144	void	308	void
145	rxvt_term::destroy ()	309	rxvt_term::destroy ()
146	{	310	{
		311	if (destroy_ev.is_active ())
		312	return;
		313
		314	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		315
		316	#if ENABLE_OVERLAY
		317	scr_overlay_off ();
		318	#endif
		319
147	if (display)	320	if (display)
148	{	321	{
		322	#if USE_XIM
		323	im_ev.stop (display);
		324	#endif
		325	scrollbar_ev.stop (display);
		326	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	327	rootwin_ev.stop (display);
		328	#endif
		329	incr_ev.stop ();
150	termwin_ev.stop (display);	330	termwin_ev.stop (display);
151	vt_ev.stop (display);	331	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	}	332	}
163		333
164	check_ev.stop ();	334	flush_ev.stop ();
165	pty_ev.stop ();	335	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	336	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	337	cursor_blink_ev.stop ();
168	#endif	338	#endif
169	#ifdef TEXT_BLINK	339	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	340	text_blink_ev.stop ();
171	#endif	341	#endif
		342	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		343	cont_scroll_ev.stop ();
		344	#endif
		345	#ifdef SELECTION_SCROLLING
		346	sel_scroll_ev.stop ();
		347	#endif
172	#ifdef POINTER_BLANK	348	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	349	pointer_ev.stop ();
174	#endif	350	#endif
175		351
176	destroy_ev.start (0);	352	destroy_ev.start ();
177	}	353	}
178		354
179	void	355	void
180	rxvt_term::destroy_cb (time_watcher &w)	356	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	357	{
182	SET_R (this);	358	make_current ();
183		359
184	delete this;	360	delete this;
185	}
186
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void
207	rxvt_init_signals ()
208	{
209	/* install exit handler for cleanup */
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
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	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#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	}	361	}
353		362
354	/*----------------------------------------------------------------------*/	363	/*----------------------------------------------------------------------*/
355	/*	364	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes	365	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can	366	* TODO: if debugging, this should free up any known resources if we can
358	*/	367	*/
359	/* EXTPROTO */	368	static XErrorHandler old_xerror_handler;
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}
367		369
368	/* ------------------------------------------------------------------------- *	370	static void
369	* MEMORY ALLOCATION WRAPPERS *	371	rxvt_emergency_cleanup ()
370	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */
372	void *
373	rxvt_malloc (size_t size)
374	{	372	{
375	void *p;	373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
376		374	(*t)->emergency_cleanup ();
377	p = malloc (size);
378	if (p)
379	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	375	}
386		376
387	/* EXTPROTO */	377	#if !ENABLE_MINIMAL
388	void *	378	static void
389	rxvt_calloc (size_t number, size_t size)	379	print_x_error (Display *dpy, XErrorEvent *event)
390	{	380	{
391	void *p;	381	char buffer[BUFSIZ];
392		382	char mesg[BUFSIZ];
393	p = calloc (number, size);	383	char number[32];
394	if (p)	384	char *mtype = "XlibMessage";
395	return p;	385	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396		386	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	387	rxvt_warn ("An X Error occured, trying to continue after report.\n");
398	rxvt_clean_exit ();	388	rxvt_warn ("%s: %s\n", mesg, buffer);
399	exit (EXIT_FAILURE);	389	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400	/* NOTREACHED */	390	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		391	sprintf(number, "%d", event->request_code);
		392	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		393	rxvt_warn ("(which is %s)\n", buffer);
		394	if (event->request_code >= 128) {
		395	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		396	mesg, BUFSIZ);
		397	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		398	}
		399	if ((event->error_code == BadWindow) ||
		400	(event->error_code == BadPixmap) ||
		401	(event->error_code == BadCursor) ||
		402	(event->error_code == BadFont) ||
		403	(event->error_code == BadDrawable) ||
		404	(event->error_code == BadColor) ||
		405	(event->error_code == BadGC) ||
		406	(event->error_code == BadIDChoice) ||
		407	(event->error_code == BadValue) ||
		408	(event->error_code == BadAtom)) {
		409	if (event->error_code == BadValue)
		410	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		411	mesg, BUFSIZ);
		412	else if (event->error_code == BadAtom)
		413	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		414	mesg, BUFSIZ);
		415	else
		416	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		419	}
		420	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
401	}	423	}
		424	#endif
402		425
403	/* EXTPROTO */	426	int
404	void *	427	rxvt_xerror_handler (Display *display, XErrorEvent *event)
405	rxvt_realloc (void *ptr, size_t size)
406	{	428	{
407	void *p;	429	if (GET_R->allowedxerror == -1)
408		430	GET_R->allowedxerror = event->error_code;
409	if (ptr)
410	p = realloc (ptr, size);
411	else	431	else
412	p = malloc (size);	432	{
413	if (p)	433	// GET_R is most likely not the terminal which caused the error,
		434	// so just output the error and continue
		435	#if ENABLE_MINIMAL
		436	old_xerror_handler (display, event);
		437	#else
		438	print_x_error (display, event);
		439	#endif
		440	}
		441
414	return p;	442	return 0;
		443	}
415		444
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	445	int
417	rxvt_clean_exit ();	446	rxvt_xioerror_handler (Display *display)
		447	{
		448	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		449	DisplayString (display));
		450	rxvt_emergency_cleanup ();
418	exit (EXIT_FAILURE);	451	_exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	452	}
421		453
422	/* ------------------------------------------------------------------------- *	454	static struct sig_handlers
423	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */
426	void
427	rxvt_term::privileges (int mode)
428	{	455	{
429	#if ! defined(__CYGWIN32__)	456	ev::sig sw_term, sw_int;
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	457
431	/* setreuid () is the poor man's setuid (), seteuid () */	458	/*
432	# define seteuid(a) setreuid(-1, (a))	459	* Catch a fatal signal and tidy up before quitting
433	# define setegid(a) setregid(-1, (a))	460	*/
434	# define HAVE_SETEUID	461	void sig_term (ev::sig &w, int revents);
435	# endif	462
436	# ifdef HAVE_SETEUID	463	sig_handlers ()
437	switch (mode)
438	{	464	{
439	case IGNORE:	465	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
440	/*	466	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
441	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required
443	*/
444	seteuid (getuid ());
445	setegid (getgid ());
446	break;
447	case SAVE:
448	euid = geteuid ();
449	egid = getegid ();
450	break;
451	case RESTORE:
452	seteuid (euid);
453	setegid (egid);
454	break;
455	}	467	}
456	# else	468	} sig_handlers;
457	switch (mode)
458	{
459	case IGNORE:
460	setuid (getuid ());
461	setgid (getgid ());
462	/* FALLTHROUGH */
463	case SAVE:
464	/* FALLTHROUGH */
465	case RESTORE:
466	break;
467	}
468	# endif
469	#endif
470	}
471		469
472	#ifdef UTMP_SUPPORT
473	void	470	void
474	rxvt_term::privileged_utmp (char action)	471	sig_handlers::sig_term (ev::sig &w, int revents)
475	{	472	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	473	rxvt_emergency_cleanup ();
477	action, next_utmp_action, getpid ()));	474	w.stop ();
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	475	kill (getpid (), w.signum);
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;
482
483	privileges (RESTORE);
484	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);
488	}
489	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();
493	}
494	privileges (IGNORE);
495	}	476	}
496	#endif
497		477
498	#ifndef NO_SETOWNER_TTYDEV	478	char **rxvt_environ; // startup environment
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		479
509	privileges (RESTORE);	480	void
		481	rxvt_init ()
		482	{
		483	ptytty::init ();
510		484
511	if (action == SAVE)	485	if (!ev_default_loop (0))
512	{	486	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
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		487
521	{	488	rxvt_environ = environ;
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif
527		489
528	}	490	signal (SIGHUP, SIG_IGN);
529	}	491	signal (SIGPIPE, SIG_IGN);
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		492
542	}	493	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		494	sig_handlers.sw_int.start (SIGINT); ev_unref ();
543		495
544	privileges (IGNORE);	496	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		497	/* signal (SIGURG, SIG_DFL); */
545		498
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	499	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	500	// TODO: handle this with exceptions and tolerate the memory loss
548	action == RESTORE ? "Restoring" : (action ==	501	XSetIOErrorHandler (rxvt_xioerror_handler);
549	SAVE ? "Saving" :	502
550	"UNKNOWN ERROR for"), ttydev,	503	XrmInitialize ();
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif
554	}	504	}
555	#endif
556		505
557	/*----------------------------------------------------------------------*/	506	/*----------------------------------------------------------------------*/
558	/*	507	/*
559	* window size/position calculcations for XSizeHint and other storage.	508	* window size/position calculations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	509	* if width/height are non-zero then override calculated width/height
561	*/	510	*/
562	void	511	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	512	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	513	{
565	short recalc_x, recalc_y;	514	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	515	int x, y, flags;
567	unsigned int w, h;	516	unsigned int w, h;
568	unsigned int max_width, max_height;	517	unsigned int max_width, max_height;
569		518
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,
572	szHint.height));
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	519	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	520	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	521	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		522
577	recalc_x = recalc_y = 0;	523	recalc_x = recalc_y = 0;
578	flags = 0;	524	flags = 0;
		525
579	if (!parsed_geometry)	526	if (!parsed_geometry)
580	{	527	{
581	parsed_geometry = 1;	528	parsed_geometry = 1;
		529
582	if (rs[Rs_geometry])	530	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	531	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		532
584	if (flags & WidthValue)	533	if (flags & WidthValue)
585	{	534	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	535	if (!w)
		536	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		537
		538	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	539	szHint.flags |= USSize;
588	}	540	}
		541
589	if (flags & HeightValue)	542	if (flags & HeightValue)
590	{	543	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	544	if (!h)
		545	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		546
		547	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	548	szHint.flags |= USSize;
593	}	549	}
		550
594	if (flags & XValue)	551	if (flags & XValue)
595	{	552	{
596	szHint.x = x;	553	szHint.x = x;
597	szHint.flags |= USPosition;	554	szHint.flags |= USPosition;
		555
598	if (flags & XNegative)	556	if (flags & XNegative)
599	{	557	{
600	recalc_x = 1;	558	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	559	szHint.win_gravity = NorthEastGravity;
602	}	560	}
603	}	561	}
		562
604	if (flags & YValue)	563	if (flags & YValue)
605	{	564	{
606	szHint.y = y;	565	szHint.y = y;
607	szHint.flags |= USPosition;	566	szHint.flags |= USPosition;
		567
608	if (flags & YNegative)	568	if (flags & YNegative)
609	{	569	{
610	recalc_y = 1;	570	recalc_y = 1;
		571
611	if (szHint.win_gravity == NorthEastGravity)	572	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	573	szHint.win_gravity = SouthEastGravity;
613	else	574	else
614	szHint.win_gravity = SouthWestGravity;	575	szHint.win_gravity = SouthWestGravity;
615	}	576	}
616	}	577	}
617	}	578	}
		579
618	/* TODO: BOUNDS */	580	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	581	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	582	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	583	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	584	max_height = MAX_ROWS * fheight;
623		585
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	586	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		587
626	sb_w = mb_h = 0;
627	window_vt_x = window_vt_y = 0;	588	window_vt_x = window_vt_y = int_bwidth;
628	if (scrollbar_visible ())	589
		590	if (scrollBar.state)
629	{	591	{
630	sb_w = scrollbar_TotalWidth ();	592	int sb_w = scrollBar.total_width ();
631	szHint.base_width += sb_w;	593	szHint.base_width += sb_w;
		594
632	if (! (Options & Opt_scrollBar_right))	595	if (!option (Opt_scrollBar_right))
633	window_vt_x = sb_w;	596	window_vt_x += sb_w;
634	}
635	if (menubar_visible ())
636	{	597	}
637	mb_h = menuBar_TotalHeight ();	598
638	szHint.base_height += mb_h;
639	window_vt_y = mb_h;
640	}
641	szHint.width_inc = TermWin.fwidth;	599	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	600	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	601	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	602	szHint.min_height = szHint.base_height + szHint.height_inc;
645		603
646	if (width && width - szHint.base_width < max_width)	604	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	605	{
648	szHint.width = width;	606	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	607	width = newwidth - szHint.base_width;
650	}	608	}
651	else	609	else
652	{	610	{
653	MIN_IT (TermWin.width, max_width);	611	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	612	szHint.width = szHint.base_width + width;
655	}	613	}
		614
656	if (height && height - szHint.base_height < max_height)	615	if (newheight && newheight - szHint.base_height < max_height)
657	{	616	{
658	szHint.height = height;	617	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	618	height = newheight - szHint.base_height;
660	}	619	}
661	else	620	else
662	{	621	{
663	MIN_IT (TermWin.height, max_height);	622	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	623	szHint.height = szHint.base_height + height;
665	}	624	}
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;
668		625
669	if (recalc_x)	626	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	627	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);	628
672	if (recalc_y)	629	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	630	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		631
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	632	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	633	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,
680	szHint.height));
681	return;
682	}	634	}
683		635
684	/*----------------------------------------------------------------------*/	636	/*----------------------------------------------------------------------*/
685	/*	637	/*
686	* Tell the teletype handler what size the window is.	638	* Tell the teletype handler what size the window is.
687	* Called after a window size change.	639	* Called after a window size change.
688	*/	640	*/
689	void	641	void
690	rxvt_term::tt_winch ()	642	rxvt_term::tt_winch ()
691	{	643	{
		644	if (pty->pty < 0)
		645	return;
		646
692	struct winsize ws;	647	struct winsize ws;
693		648
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	649	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	650	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	651	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	652	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	653	ioctl (pty->pty, TIOCSWINSZ, &ws);
702	#else	654
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	655	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	656	// TIOCSWINSZ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	657	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	658	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	659	#endif
710	}	660	}
711		661
712	/*----------------------------------------------------------------------*/	662	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	663	/* set_fonts () - load and set the various fonts
714	/*	664	*
715	* init = 1 - initialize	665	* init = 1 - initialize
716	*	666	*
717	* fontname == FONT_UP - switch to bigger font	667	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	668	* fontname == FONT_DN - switch to smaller font
719	*/	669	*/
720	bool	670	bool
721	rxvt_term::change_font (const char *fontname)	671	rxvt_term::set_fonts ()
722	{	672	{
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);	673	rxvt_fontset *fs = new rxvt_fontset (this);
		674	rxvt_fontprop prop;
734		675
735	if (fs && fs->populate (fontname))	676	if (!fs
		677	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		678	|| !fs->realize_font (1))
		679	{
		680	delete fs;
		681	return false;
		682	}
		683
		684	#if ENABLE_STYLES
		685	for (int i = RS_styleCount; --i; )
		686	if (fontset[i] != fontset[0])
		687	delete fontset[i];
		688	#endif
		689
		690	delete fontset[0];
		691	fontset[0] = fs;
		692
		693	prop = (*fs)[1]->properties ();
		694	prop.height += lineSpace;
		695	prop.width += letterSpace;
		696
		697	fs->set_prop (prop, false);
		698
		699	fwidth = prop.width;
		700	fheight = prop.height;
		701	fbase = prop.ascent;
		702
		703	for (int style = 1; style < 4; style++)
		704	{
		705	#if ENABLE_STYLES
		706	const char *res = rs[Rs_font + style];
		707
		708	if (res && !*res)
		709	fontset[style] = fontset[0];
		710	else
736	{	711	{
737	delete TermWin.fontset;	712	fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	713	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		714
743	// TODO: screen needs to be told about new fonts	715	if (res)
744
745	if (TermWin.parent[0])
746	{	716	{
747	resize_all_windows (0, 0, 0);	717	fs->populate (res);
748	scr_remap_chars ();	718	fs->set_prop (prop2, false);
749	scr_touch (true);
750	}	719	}
		720	else
		721	{
		722	fs->populate (fontset[0]->fontdesc);
751		723
752	return true;	724	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		725	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		726
		727	fs->set_prop (prop2, true);
		728	}
		729
753	}	730	}
		731	#else
		732	fontset[style] = fontset[0];
		733	#endif
		734	}
		735
		736	if (parent[0])
754	}	737	{
		738	resize_all_windows (0, 0, 0);
		739	scr_remap_chars ();
		740	scr_touch (true);
		741	}
755		742
756	return false;	743	return true;
757	}	744	}
758		745
759	bool	746	void
760	rxvt_term::font_up_down (int n, int direction)	747	rxvt_term::set_string_property (Atom prop, const char *str, int len)
761	{	748	{
762	return false;	749	XChangeProperty (dpy, parent[0],
		750	prop, XA_STRING, 8, PropModeReplace,
		751	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		752	}
		753
		754	void
		755	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		756	{
		757	wchar_t *ws = rxvt_mbstowcs (str, len);
		758	char *s = rxvt_wcstoutf8 (ws);
		759
		760	XChangeProperty (dpy, parent[0],
		761	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		762	(const unsigned char *)s, strlen (s));
		763
		764	free (s);
		765	free (ws);
763	}	766	}
764		767
765	/*----------------------------------------------------------------------*/	768	/*----------------------------------------------------------------------*/
766	/*----------------------------------------------------------------------*/	769	/*----------------------------------------------------------------------*/
767	/* xterm sequences - title, iconName, color (exptl) */	770	/* xterm sequences - title, iconName, color (exptl) */
768	void	771	void
769	rxvt_term::set_title (const char *str)	772	rxvt_term::set_title (const char *str)
770	{	773	{
771	#ifndef SMART_WINDOW_TITLE	774	set_string_property (XA_WM_NAME, str);
772	XStoreName (display->display, TermWin.parent[0], str);	775	#if ENABLE_EWMH
773	#else	776	set_utf8_property (xa[XA_NET_WM_NAME], str);
774	char *name;
775
776	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777	name = NULL;
778	if (name == NULL || STRCMP (name, str))
779	XStoreName (display->display, TermWin.parent[0], str);
780	if (name)
781	XFree (name);
782	#endif	777	#endif
783	}	778	}
784		779
785	void	780	void
786	rxvt_term::set_iconName (const char *str)	781	rxvt_term::set_icon_name (const char *str)
787	{	782	{
788	#ifndef SMART_WINDOW_TITLE	783	set_string_property (XA_WM_ICON_NAME, str);
789	XSetIconName (display->display, TermWin.parent[0], str);	784	#if ENABLE_EWMH
790	#else	785	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791	char *name;
792
793	if (XGetIconName (display->display, TermWin.parent[0], &name))
794	name = NULL;
795	if (name == NULL || STRCMP (name, str))
796	XSetIconName (display->display, TermWin.parent[0], str);
797	if (name)
798	XFree (name);
799	#endif	786	#endif
800	}	787	}
801		788
		789	void
		790	rxvt_term::set_window_color (int idx, const char *color)
		791	{
802	#ifdef XTERM_COLOR_CHANGE	792	#ifdef XTERM_COLOR_CHANGE
803	void
804	rxvt_term::set_window_color (int idx, const char *color)
805	{
806	rxvt_color xcol;	793	rxvt_color xcol;
807	int i;
808		794
809	if (color == NULL || *color == '\0')	795	if (color == NULL || *color == '\0')
810	return;	796	return;
811		797
		798	color = strdup (color);
		799	allocated.push_back ((void *)color);
		800	rs[Rs_color + idx] = color;
		801
812	/* handle color aliases */	802	/* handle color aliases */
813	if (isdigit (*color))	803	if (isdigit (*color))
814	{	804	{
815	i = atoi (color);	805	int i = atoi (color);
		806
816	if (i >= 8 && i <= 15)	807	if (i >= 8 && i <= 15)
		808	{
817	{ /* bright colors */	809	/* bright colors */
818	i -= 8;
819	# ifndef NO_BRIGHTCOLOR
820	PixColors[idx] = PixColors[minBrightCOLOR + i];	810	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
821	SET_PIXCOLOR (idx);
822	goto Done;	811	goto done;
823	# endif
824
825	}	812	}
		813
826	if (i >= 0 && i <= 7)	814	if (i >= 0 && i <= 7)
		815	{
827	{ /* normal colors */	816	/* normal colors */
828	PixColors[idx] = PixColors[minCOLOR + i];	817	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829	SET_PIXCOLOR (idx);
830	goto Done;	818	goto done;
831	}	819	}
832	}	820	}
833	if (!rXParseAllocColor (& xcol, color))	821
834	return;	822	set_color (xcol, color);
835	/* XStoreColor (display->display, XCMAP, XColor*); */
836		823
837	/*	824	/*
838	* FIXME: should free colors here, but no idea how to do it so instead,	825	* FIXME: should free colors here, but no idea how to do it so instead,
839	* so just keep gobbling up the colormap	826	* so just keep gobbling up the colormap
840	*/	827	*/
841	# if 0
842	for (i = Color_Black; i <= Color_White; i++)
843	if (PixColors[idx] == PixColors[i])
844	break;
845	if (i > Color_White)
846	{
847	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
848	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
849	DisplayPlanes (display->display, display->screen));
850	}
851	# endif
852		828
853	PixColors[idx] = xcol;	829	pix_colors_focused[idx] = xcol;
854	SET_PIXCOLOR (idx);
855		830
856	/* XSetWindowAttributes attr; */
857	/* Cursor cursor; */
858	Done:	831	done:
859	if (idx == Color_bg && ! (Options & Opt_transparent))
860	XSetWindowBackground (display->display, TermWin.vt,
861	PixColors[Color_bg]);
862
863	/* handle Color_BD, scrollbar background, etc. */	832	/*TODO: handle Color_BD, scrollbar background, etc. */
864		833
865	set_colorfgbg ();	834	update_fade_color (idx);
866	recolour_cursor ();	835	recolour_cursor ();
867	/* the only reasonable way to enforce a clean update */	836	scr_recolour ();
868	scr_poweron ();	837	#endif /* XTERM_COLOR_CHANGE */
869	}	838	}
870
871	#else
872	# define set_window_color (idx,color) ((void)0)
873	#endif /* XTERM_COLOR_CHANGE */
874		839
875	void	840	void
876	rxvt_term::recolour_cursor ()	841	rxvt_term::recolour_cursor ()
877	{	842	{
878	#if TODO	843	XColor fg, bg;
879	rxvt_color xcol[2];
880		844
881	xcol[0] = PixColors[Color_pointer];	845	(ISSET_PIXCOLOR (Color_pointer_fg)
882	xcol[1] = PixColors[Color_bg];	846	? pix_colors_focused[Color_pointer_fg]
883	XQueryColors (display->display, XCMAP, xcol, 2);	847	: pix_colors_focused[Color_fg]).get (fg);
884	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	848
885	#endif	849	(ISSET_PIXCOLOR (Color_pointer_bg)
		850	? pix_colors_focused[Color_pointer_bg]
		851	: pix_colors_focused[Color_bg]).get (bg);
		852
		853	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
886	}	854	}
887		855
888	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
889	/*	857	/*
890	* find if fg/bg matches any of the normal (low-intensity) colors	858	* find if fg/bg matches any of the normal (low-intensity) colors
891	*/	859	*/
892	void	860	void
893	rxvt_term::set_colorfgbg ()	861	rxvt_term::set_colorfgbg ()
894	{	862	{
895	unsigned int i;	863	unsigned int i;
896	const char *xpmb = "\0";	864	const char *xpmb = "";
897	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	865	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898		866
899	env_colorfgbg =
900	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901	STRCPY (fstr, "default");	867	strcpy (fstr, "default");
902	STRCPY (bstr, "default");	868	strcpy (bstr, "default");
903	for (i = Color_Black; i <= Color_White; i++)	869	for (i = Color_Black; i <= Color_White; i++)
904	if (PixColors[Color_fg] == PixColors[i])	870	if (pix_colors[Color_fg] == pix_colors[i])
905	{	871	{
906	sprintf (fstr, "%d", (i - Color_Black));	872	sprintf (fstr, "%d", (i - Color_Black));
907	break;	873	break;
908	}	874	}
		875
909	for (i = Color_Black; i <= Color_White; i++)	876	for (i = Color_Black; i <= Color_White; i++)
910	if (PixColors[Color_bg] == PixColors[i])	877	if (pix_colors[Color_bg] == pix_colors[i])
911	{	878	{
912	sprintf (bstr, "%d", (i - Color_Black));	879	sprintf (bstr, "%d", (i - Color_Black));
913	#ifdef XPM_BACKGROUND	880	#ifdef BG_IMAGE_FROM_FILE
914	xpmb = "default;";	881	xpmb = "default;";
915	#endif	882	#endif
916	break;	883	break;
917	}	884	}
918		885
919	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	886	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921	#ifndef NO_BRIGHTCOLOR
922	colorfgbg = DEFAULT_RSTYLE;
923	for (i = minCOLOR; i <= maxCOLOR; i++)
924	{
925	if (PixColors[Color_fg] == PixColors[i])
926	colorfgbg = SET_FGCOLOR (colorfgbg, i);
927	if (PixColors[Color_bg] == PixColors[i])
928	colorfgbg = SET_BGCOLOR (colorfgbg, i);
929	}
930	#endif
931	}	887	}
932		888
933	/*----------------------------------------------------------------------*/	889	/*----------------------------------------------------------------------*/
934	/*
935	* Colour determination for low colour displays, routine from
936	* Hans de Goede <hans@highrise.nl>
937	*/
938		890
939	int	891	bool
940	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	892	rxvt_term::set_color (rxvt_color &color, const char *name)
941	{	893	{
942	if (!screen_in_out->set (display, colour))	894	if (color.set (this, name))
943	{
944	rxvt_print_error ("can't allocate colour: %s", colour);
945	return false;
946	}
947
948	return true;	895	return true;
		896
		897	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		898	return false;
		899	}
		900
		901	void
		902	rxvt_term::alias_color (int dst, int src)
		903	{
		904	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
949	}	905	}
950		906
951	/* -------------------------------------------------------------------- *	907	/* -------------------------------------------------------------------- *
952	* - WINDOW RESIZING - *	908	* - WINDOW RESIZING - *
953	* -------------------------------------------------------------------- */	909	* -------------------------------------------------------------------- */
954	void	910	void
955	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	911	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
956	{	912	{
957	int fix_screen;	913	int fix_screen;
		914	int old_width = szHint.width;
		915	int old_height = szHint.height;
958		916
959	#ifdef SMART_RESIZE
960	int old_width = szHint.width, old_height = szHint.height;
961	#endif
962
963	window_calc (width, height);	917	window_calc (newwidth, newheight);
		918
		919	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		920
		921	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		922	if (set_hint)
		923	{
		924	szHint.flags &= ~(PBaseSize | PResizeInc);
964	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	925	XSetWMNormalHints (dpy, parent[0], &szHint);
		926	szHint.flags |= PBaseSize | PResizeInc;
		927	}
		928
965	if (!ignoreparent)	929	if (!ignoreparent)
966	{	930	{
967	#ifdef SMART_RESIZE	931	#ifdef SMART_RESIZE
968	/*	932	/*
969	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	933	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
972	int x, y, x1, y1;	936	int x, y, x1, y1;
973	int dx, dy;	937	int dx, dy;
974	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	938	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975	Window unused_cr;	939	Window unused_cr;
976		940
977	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	941	XTranslateCoordinates (dpy, parent[0], display->root,
978	0, 0, &x, &y, &unused_cr);	942	0, 0, &x, &y, &unused_cr);
979	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	943	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
980	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	944	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
981	/*	945	/*
982	* if display->root isn't the parent window, a WM will probably have offset	946	* if display->root isn't the parent window, a WM will probably have offset
983	* our position for handles and decorations. Counter it	947	* our position for handles and decorations. Counter it
984	*/	948	*/
…		…
986	{	950	{
987	x -= x1;	951	x -= x1;
988	y -= y1;	952	y -= y1;
989	}	953	}
990		954
991	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	955	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
992	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	956	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
993	dx = old_width - szHint.width;	957	dx = old_width - szHint.width;
994	dy = old_height - szHint.height;	958	dy = old_height - szHint.height;
995		959
996	/* Check position of the center of the window */	960	/* Check position of the center of the window */
997	if (x < x1) /* left half */	961	if (x < x1) /* left half */
998	dx = 0;	962	dx = 0;
…		…
1001	if (y < y1) /* top half */	965	if (y < y1) /* top half */
1002	dy = 0;	966	dy = 0;
1003	else if (y == y1) /* exact center */	967	else if (y == y1) /* exact center */
1004	dy /= 2;	968	dy /= 2;
1005		969
1006	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	970	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1007	szHint.width, szHint.height);	971	szHint.width, szHint.height);
1008	#else	972	#else
1009	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	973	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1010	szHint.height);
1011	#endif	974	#endif
1012
1013	}	975	}
1014		976
1015	fix_screen = (TermWin.ncol != prev_ncol	977	if (set_hint)
1016	|| TermWin.nrow != prev_nrow);	978	XSetWMNormalHints (dpy, parent[0], &szHint);
1017		979
		980	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		981
1018	if (fix_screen || width != old_width || height != old_height)	982	if (fix_screen || newwidth != old_width || newheight != old_height)
1019	{	983	{
1020	if (scrollbar_visible ())	984	if (scrollBar.state)
1021	{	985	scrollBar.resize ();
1022	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1023	0, scrollbar_TotalWidth (), szHint.height);
1024	resize_scrollbar ();
1025	}
1026		986
1027	if (menubar_visible ())	987	XMoveResizeWindow (dpy, vt,
1028	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	988	window_vt_x, window_vt_y,
1029	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1030
1031	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1032	window_vt_y, TermWin_TotalWidth (),
1033	TermWin_TotalHeight ());	989	width, height);
1034	scr_clear ();
1035	#ifdef XPM_BACKGROUND
1036	resize_pixmap ();
1037	#endif
1038		990
		991	#ifdef HAVE_BG_PIXMAP
		992	if (bgPixmap.window_size_sensitive ())
		993	update_background ();
		994	#endif
1039	}	995	}
1040		996
1041	if (fix_screen || old_height == 0)	997	if (fix_screen || old_height == 0)
1042	{
1043	int curr_screen = -1;
1044	int old_ncol = prev_ncol;
1045
1046	/* scr_reset only works on the primary screen */
1047	if (old_height) /* this is not the first time through */
1048	{
1049	unsigned int ncol = TermWin.ncol;
1050	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1051	curr_screen = scr_change_screen (PRIMARY);
1052	TermWin.ncol = ncol;
1053	}
1054
1055	scr_reset ();	998	scr_reset ();
1056		999
1057	if (curr_screen >= 0) /* this is not the first time through */	1000	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1058	{	1001	//scr_touch (false);
1059	scr_change_screen (curr_screen);
1060	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1061	}
1062	}
1063		1002
1064	old_width = szHint.width;	1003	#ifdef HAVE_BG_PIXMAP
1065	old_height = szHint.height;	1004	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1005	// if (bgPixmap.pixmap)
		1006	// scr_touch (false);
		1007	#endif
1066		1008
1067	#ifdef USE_XIM	1009	#ifdef USE_XIM
1068	IMSetStatusPosition ();	1010	IMSetPosition ();
1069	#endif	1011	#endif
1070	}	1012	}
1071		1013
1072	/*	1014	/*
1073	* Set the width/height of the vt window in characters. Units are pixels.	1015	* Set the width/height of the vt window in characters. Units are pixels.
1074	* good for toggling 80/132 columns	1016	* good for toggling 80/132 columns
1075	*/	1017	*/
1076	void	1018	void
1077	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1019	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1078	{	1020	{
1079	XWindowAttributes wattr;	1021	XWindowAttributes wattr;
1080		1022
1081	if (width == 0 || height == 0)	1023	if (newwidth == 0 || newheight == 0)
1082	{	1024	{
1083	XGetWindowAttributes (display->display, display->root, &wattr);	1025	XGetWindowAttributes (dpy, display->root, &wattr);
		1026
1084	if (width == 0)	1027	if (newwidth == 0)
1085	width = wattr.width - szHint.base_width;	1028	newwidth = wattr.width - szHint.base_width;
1086	if (height == 0)	1029	if (newheight == 0)
1087	height = wattr.height - szHint.base_height;	1030	newheight = wattr.height - szHint.base_height;
1088	}
1089	if (width != TermWin.width || height != TermWin.height)
1090	{	1031	}
		1032
		1033	if (newwidth != width || newheight != height)
		1034	{
1091	width += szHint.base_width;	1035	newwidth += szHint.base_width;
1092	height += szHint.base_height;	1036	newheight += szHint.base_height;
1093	resize_all_windows (width, height, 0);	1037	resize_all_windows (newwidth, newheight, 0);
1094	}	1038	}
1095	}	1039	}
1096		1040
1097	/* -------------------------------------------------------------------- *	1041	/* -------------------------------------------------------------------- *
1098	* - X INPUT METHOD ROUTINES - *	1042	* - X INPUT METHOD ROUTINES - *
1099	* -------------------------------------------------------------------- */	1043	* -------------------------------------------------------------------- */
1100	#ifdef USE_XIM	1044	#ifdef USE_XIM
1101		1045
1102	void	1046	void
		1047	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1048	{
		1049	fg = pix_colors [Color_fg];
		1050	bg = pix_colors [Color_bg];
		1051	}
		1052
		1053	void
1103	rxvt_term::im_set_size (XRectangle *size)	1054	rxvt_term::im_set_size (XRectangle &size)
1104	{	1055	{
1105	size->x = TermWin.int_bwidth;	1056	// the int_bwidth terms make no sense to me
1106	size->y = TermWin.int_bwidth;	1057	size.x = int_bwidth;
1107	size->width = Width2Pixel (TermWin.ncol);	1058	size.y = int_bwidth;
1108	size->height = Height2Pixel (TermWin.nrow);	1059	size.width = Width2Pixel (ncol) + int_bwidth;
		1060	size.height = Height2Pixel (nrow) + int_bwidth;
1109	}	1061	}
1110		1062
1111	void	1063	void
1112	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1064	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1065	XRectangle &status_rect,
		1066	const XRectangle &needed_rect)
1113	{	1067	{
1114	*fg = PixColors[Color_fg];	1068	preedit_rect.x = needed_rect.width;
1115	*bg = PixColors[Color_bg];	1069	preedit_rect.y = 0;
		1070	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1071	preedit_rect.height = fheight;
		1072
		1073	status_rect.x = 0;
		1074	status_rect.y = 0;
		1075	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1076	status_rect.height = fheight;
1116	}	1077	}
1117		1078
1118	/* Checking whether input method is running. */	1079	/* Checking whether input method is running. */
1119	bool	1080	bool
1120	rxvt_term::IMisRunning ()	1081	rxvt_term::IMisRunning ()
1121	{	1082	{
1122	char *p;	1083	Atom atom;
1123	Atom atom;	1084	Window win;
1124	Window win;
1125	char server[IMBUFSIZ];	1085	char server[IMBUFSIZ];
1126		1086
1127	/* get current locale modifier */	1087	/* get current locale modifier */
1128	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1088	if (char *p = XSetLocaleModifiers (0))
1129	{	1089	{
1130	STRCPY (server, "@server=");	1090	strcpy (server, "@server=");
1131	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1091	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1092
1132	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1093	if (p = strchr (server + 1, '@')) /* first one only */
1133	*p = '\0';	1094	*p = '\0';
1134		1095
1135	atom = XInternAtom (display->display, server, False);	1096	atom = XInternAtom (dpy, server, False);
1136	win = XGetSelectionOwner (display->display, atom);	1097	win = XGetSelectionOwner (dpy, atom);
		1098
1137	if (win != None)	1099	if (win != None)
1138	return True;	1100	return True;
1139	}	1101	}
		1102
1140	return False;	1103	return False;
1141	}	1104	}
1142		1105
1143	void	1106	void
1144	rxvt_term::IMSendSpot ()	1107	rxvt_term::IMSendSpot ()
1145	{	1108	{
1146	XPoint spot;	1109	XPoint nspot;
1147	XVaNestedList preedit_attr;	1110	XVaNestedList preedit_attr;
1148		1111
1149	if (Input_Context == NULL	1112	if (!Input_Context
1150	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1113	|| !focus
1151	|| ! (event_type == KeyPress	1114	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1152	|| event_type == Expose
1153	|| event_type == NoExpose
1154	|| event_type == SelectionNotify
1155	|| event_type == ButtonRelease || event_type == FocusIn)
1156	|| !IMisRunning ())
1157	return;	1115	return;
1158		1116
1159	im_set_position (&spot);	1117	im_set_position (nspot);
		1118
		1119	if (nspot.x == spot.x && nspot.y == spot.y)
		1120	return;
		1121
		1122	spot = nspot;
1160		1123
1161	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1124	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1125	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163	XFree (preedit_attr);	1126	XFree (preedit_attr);
1164	}	1127	}
1165		1128
1166	void	1129	void
1167	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168	XRectangle * needed_rect)
1169	{
1170	int mbh, vtx = 0;
1171
1172	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173	vtx = scrollbar_TotalWidth ();
1174
1175	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176	mbh -= TermWin.lineSpace;
1177
1178	preedit_rect->x = needed_rect->width + vtx;
1179	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182	preedit_rect->height = Height2Pixel (1);
1183
1184	status_rect->x = vtx;
1185	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188	status_rect->height = Height2Pixel (1);
1189	}
1190
1191	void
1192	rxvt_term::im_destroy ()	1130	rxvt_term::im_destroy ()
1193	{	1131	{
1194	if (Input_Context)
1195	{
1196	XDestroyIC (Input_Context);
1197	Input_Context = NULL;
1198	}
1199
1200	if (input_method)	1132	if (input_method)
1201	{	1133	{
		1134	if (Input_Context && input_method->xim)
		1135	XDestroyIC (Input_Context);
		1136
1202	display->put_xim (input_method);	1137	display->put_xim (input_method);
1203	input_method = 0;	1138	input_method = 0;
1204	}	1139	}
		1140
		1141	Input_Context = 0;
1205	}	1142	}
		1143
		1144	#ifdef ENABLE_XIM_ONTHESPOT
		1145
		1146	static void
		1147	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1148	{
		1149	((rxvt_term *)client_data)->make_current ();
		1150	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1151	}
		1152
		1153	static void
		1154	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1155	{
		1156	((rxvt_term *)client_data)->make_current ();
		1157	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1158	}
		1159
		1160	static void
		1161	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1162	{
		1163	rxvt_term *term = (rxvt_term *)client_data;
		1164	XIMText *text = call_data->text;
		1165
		1166	term->make_current ();
		1167
		1168	if (text)
		1169	{
		1170	void *str;
		1171
		1172	if (!text->encoding_is_wchar && text->string.multi_byte)
		1173	{
		1174	// of course, X makes it ugly again
		1175	if (term->rs[Rs_imLocale])
		1176	SET_LOCALE (term->rs[Rs_imLocale]);
		1177
		1178	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1179	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1180
		1181	if (term->rs[Rs_imLocale])
		1182	SET_LOCALE (term->locale);
		1183	}
		1184	else
		1185	str = (void *)text->string.wide_char;
		1186
		1187	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1188	DT_INT, call_data->caret,
		1189	DT_INT, call_data->chg_first,
		1190	DT_INT, call_data->chg_length,
		1191	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1192	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1193	DT_END));
		1194	}
		1195	else
		1196	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1197	DT_INT, call_data->caret,
		1198	DT_INT, call_data->chg_first,
		1199	DT_INT, call_data->chg_length,
		1200	DT_END));
		1201	}
		1202
		1203	#if 0
		1204	static void
		1205	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1206	{
		1207	((rxvt_term *)client_data)->make_current ();
		1208	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1209	DT_INT, call_data->position,
		1210	DT_INT, call_data->direction,
		1211	DT_INT, call_data->style,
		1212	DT_END));
		1213	}
		1214	#endif
		1215
		1216	#endif
1206		1217
1207	/*	1218	/*
1208	* Try to open a XIM with the current modifiers, then see if we can	1219	* Try to open a XIM with the current modifiers, then see if we can
1209	* open a suitable preedit type	1220	* open a suitable preedit type
1210	*/	1221	*/
1211	bool	1222	bool
1212	rxvt_term::IM_get_IC (const char *modifiers)	1223	rxvt_term::IM_get_IC (const char *modifiers)
1213	{	1224	{
1214	int i, j, found;	1225	int i, j, found;
1215	XIM xim;	1226	XIM xim;
1216	XPoint spot;	1227	XPoint spot;
1217	XRectangle rect, status_rect, needed_rect;	1228	XRectangle rect, status_rect, needed_rect;
1218	unsigned long fg, bg;	1229	unsigned long fg, bg;
1219	const char *p;	1230	const char *p;
1220	char **s;	1231	char **s;
1221	XIMStyles *xim_styles;	1232	XIMStyles *xim_styles;
1222	XVaNestedList preedit_attr, status_attr;	1233	#ifdef ENABLE_XIM_ONTHESPOT
		1234	XIMCallback xcb[4];
		1235	#endif
		1236
		1237	set_environ (envv);
1223		1238
1224	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1239	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225	return false;	1240	return false;
1226		1241
1227	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228	input_method = display->get_xim (locale, modifiers);	1242	input_method = display->get_xim (locale, modifiers);
1229	if (input_method == NULL)	1243	if (input_method == NULL)
1230	return false;	1244	return false;
1231		1245
1232	xim = input_method->xim;	1246	xim = input_method->xim;
		1247	spot.x = spot.y = -1;
1233		1248
1234	xim_styles = NULL;	1249	xim_styles = NULL;
1235	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1250	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236	|| !xim_styles || !xim_styles->count_styles)	1251	|| !xim_styles || !xim_styles->count_styles)
1237	{	1252	{
1238	display->put_xim (input_method);	1253	im_destroy ();
1239	return false;	1254	return false;
1240	}	1255	}
1241		1256
1242	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1257	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1258
		1259	for (int pi = 0; pi < 2; pi++)
		1260	{
		1261	p = pet[pi];
		1262
		1263	if (!p)
		1264	continue;
		1265
1243	s = rxvt_splitcommastring (p);	1266	s = rxvt_splitcommastring (p);
		1267
1244	for (i = found = 0; !found && s[i]; i++)	1268	for (i = found = 0; !found && s[i]; i++)
1245	{	1269	{
1246	if (!STRCMP (s[i], "OverTheSpot"))	1270	if (!strcmp (s[i], "OverTheSpot"))
1247	input_style = (XIMPreeditPosition | XIMStatusNothing);	1271	input_style = XIMPreeditPosition | XIMStatusNothing;
1248	else if (!STRCMP (s[i], "OffTheSpot"))	1272	else if (!strcmp (s[i], "OffTheSpot"))
1249	input_style = (XIMPreeditArea | XIMStatusArea);	1273	input_style = XIMPreeditArea | XIMStatusArea;
1250	else if (!STRCMP (s[i], "Root"))	1274	else if (!strcmp (s[i], "Root"))
1251	input_style = (XIMPreeditNothing | XIMStatusNothing);	1275	input_style = XIMPreeditNothing | XIMStatusNothing;
		1276	else if (!strcmp (s[i], "None"))
		1277	input_style = XIMPreeditNone | XIMStatusNone;
		1278	#ifdef ENABLE_XIM_ONTHESPOT
		1279	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1280	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1281	#endif
		1282	else
		1283	input_style = XIMPreeditNothing | XIMStatusNothing;
1252		1284
1253	for (j = 0; j < xim_styles->count_styles; j++)	1285	for (j = 0; j < xim_styles->count_styles; j++)
1254	if (input_style == xim_styles->supported_styles[j])	1286	if (input_style == xim_styles->supported_styles[j])
1255	{	1287	{
		1288	rxvt_freecommastring (s);
		1289
1256	found = 1;	1290	found = 1;
1257	break;	1291	goto foundpet;
		1292	}
		1293
1258	}	1294	}
1259	}
1260		1295
1261	for (i = 0; s[i]; i++)	1296	rxvt_freecommastring (s);
1262	free (s[i]);	1297	}
1263		1298
1264	free (s);	1299	foundpet:
		1300
1265	XFree (xim_styles);	1301	XFree (xim_styles);
1266		1302
1267	if (!found)	1303	if (!found)
1268	{	1304	{
1269	display->put_xim (input_method);	1305	im_destroy ();
1270	return false;	1306	return false;
1271	}	1307	}
1272		1308
1273	preedit_attr = status_attr = NULL;	1309	XFontSet fs = 0;
		1310	XVaNestedList preedit_attr = 0, status_attr = 0;
		1311
		1312	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1313	{
		1314	// fake us a font-set, please
		1315	char **missing_charset_list;
		1316	int missing_charset_count;
		1317	char *def_string;
		1318	char pat[512];
		1319
		1320	sprintf (pat,
		1321	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1322	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1323	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1324	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1325	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1326	"*",
		1327	fheight,
		1328	fheight + 1, fheight - 1,
		1329	fheight - 2, fheight + 2);
		1330
		1331	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1332	&missing_charset_list, &missing_charset_count, &def_string);
		1333
		1334	if (missing_charset_list)
		1335	XFreeStringList (missing_charset_list);
		1336
		1337	if (!fs)
		1338	{
		1339	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1340	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1341	}
		1342	}
1274		1343
1275	if (input_style & XIMPreeditPosition)	1344	if (input_style & XIMPreeditPosition)
1276	{	1345	{
1277	im_set_size (&rect);	1346	im_set_size (rect);
1278	im_set_position (&spot);	1347	im_set_position (spot);
1279	im_set_color (&fg, &bg);	1348	im_set_color (fg, bg);
1280		1349
1281	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1350	preedit_attr = XVaCreateNestedList (0,
		1351	XNForeground, fg,
		1352	XNBackground, bg,
		1353	XNArea, &rect,
1282	XNSpotLocation, &spot,	1354	XNSpotLocation, &spot,
1283	XNForeground, fg, XNBackground, bg,
1284	//XNFontSet, TermWin.fontset,	1355	XNFontSet, fs,
1285	NULL);	1356	NULL);
1286	}	1357	}
1287	else if (input_style & XIMPreeditArea)	1358	else if (input_style & XIMPreeditArea)
1288	{	1359	{
1289	im_set_color (&fg, &bg);	1360	im_set_color (fg, bg);
1290		1361
1291	/*	1362	/*
1292	* The necessary width of preedit area is unknown	1363	* The necessary width of preedit area is unknown
1293	* until create input context.	1364	* until create input context.
1294	*/	1365	*/
1295	needed_rect.width = 0;	1366	needed_rect.width = 0;
1296
1297	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1367	im_set_preedit_area (rect, status_rect, needed_rect);
1298		1368
1299	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1369	preedit_attr = XVaCreateNestedList (0,
		1370	XNForeground, fg,
1300	XNForeground, fg, XNBackground, bg,	1371	XNBackground, bg,
		1372	XNArea, &rect,
		1373	XNFontSet, fs,
		1374	NULL);
		1375	status_attr = XVaCreateNestedList (0,
		1376	XNForeground, fg,
		1377	XNBackground, bg,
		1378	XNArea, &status_rect,
1301	//XNFontSet, TermWin.fontset,	1379	XNFontSet, fs,
1302	NULL);	1380	NULL);
1303	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1381	}
1304	XNForeground, fg, XNBackground, bg,	1382	#if ENABLE_XIM_ONTHESPOT
1305	//XNFontSet, TermWin.fontset,	1383	else if (input_style & XIMPreeditCallbacks)
		1384	{
		1385	im_set_position (spot);
		1386
		1387	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1388	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1389	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1390	# if 0
		1391	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1392	# endif
		1393
		1394	preedit_attr = XVaCreateNestedList (0,
		1395	XNSpotLocation, &spot,
		1396	XNPreeditStartCallback, &xcb[0],
		1397	XNPreeditDoneCallback , &xcb[1],
		1398	XNPreeditDrawCallback , &xcb[2],
		1399	# if 0
		1400	XNPreeditCaretCallback, &xcb[3],
		1401	# endif
1306	NULL);	1402	NULL);
1307	}	1403	}
		1404	#endif
1308		1405
1309	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1406	Input_Context = XCreateIC (xim,
		1407	XNInputStyle, input_style,
1310	XNClientWindow, TermWin.parent[0],	1408	XNClientWindow, vt,
1311	XNFocusWindow, TermWin.parent[0],	1409	XNFocusWindow, parent[0],
1312	preedit_attr ? XNPreeditAttributes : NULL,	1410	preedit_attr ? XNPreeditAttributes : NULL,
1313	preedit_attr,	1411	preedit_attr,
1314	status_attr ? XNStatusAttributes : NULL,	1412	status_attr ? XNStatusAttributes : NULL,
1315	status_attr, NULL);	1413	status_attr, NULL);
		1414
1316	if (preedit_attr) XFree (preedit_attr);	1415	if (preedit_attr) XFree (preedit_attr);
1317	if (status_attr) XFree (status_attr);	1416	if (status_attr) XFree (status_attr);
		1417	if (fs) XFreeFontSet (dpy, fs);
1318		1418
1319	if (Input_Context == NULL)	1419	if (Input_Context == NULL)
1320	{	1420	{
1321	rxvt_print_error ("failed to create input context");	1421	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322	display->put_xim (input_method);	1422	im_destroy ();
1323	return false;	1423	return false;
1324	}	1424	}
1325		1425
1326	if (input_style & XIMPreeditArea)	1426	#if 0
		1427	// unfortunately, only the focus window is used by XIM, hard to fix
		1428	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1429	vt_select_input ();
		1430	#endif
		1431
1327	IMSetStatusPosition ();	1432	IMSetPosition ();
1328		1433
1329	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1330	return true;	1434	return true;
1331	}	1435	}
1332		1436
1333	void	1437	void
1334	rxvt_term::im_cb ()	1438	rxvt_term::im_cb ()
1335	{	1439	{
1336	int i, found, had_im;	1440	int i;
1337	const char *p;	1441	const char *p;
1338	char **s;	1442	char **s;
1339	char buf[IMBUFSIZ];	1443	char buf[IMBUFSIZ];
1340		1444
		1445	make_current ();
		1446
1341	im_destroy ();	1447	im_destroy ();
1342		1448
1343	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344	if (Input_Context)	1449	if (Input_Context)
1345	return;	1450	return;
1346		1451
1347	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1452	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1348	if (rs[Rs_imLocale])	1453	if (rs[Rs_imLocale])
…		…
1353	if (p && *p)	1458	if (p && *p)
1354	{	1459	{
1355	bool found = false;	1460	bool found = false;
1356		1461
1357	s = rxvt_splitcommastring (p);	1462	s = rxvt_splitcommastring (p);
		1463
1358	for (i = 0; s[i]; i++)	1464	for (i = 0; s[i]; i++)
1359	{	1465	{
1360	if (*s[i])	1466	if (*s[i])
1361	{	1467	{
1362	STRCPY (buf, "@im=");	1468	strcpy (buf, "@im=");
1363	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1469	strncat (buf, s[i], IMBUFSIZ - 5);
1364	if (IM_get_IC (buf))	1470	if (IM_get_IC (buf))
1365	{	1471	{
1366	found = true;	1472	found = true;
1367	break;	1473	break;
1368	}	1474	}
1369	}	1475	}
1370	}	1476	}
1371	for (i = 0; s[i]; i++)	1477
1372	free (s[i]);	1478	rxvt_freecommastring (s);
1373	free (s);
1374		1479
1375	if (found)	1480	if (found)
1376	goto done;	1481	goto done;
1377	}	1482	}
1378		1483
…		…
1390	SET_LOCALE (locale);	1495	SET_LOCALE (locale);
1391	#endif	1496	#endif
1392	}	1497	}
1393		1498
1394	void	1499	void
1395	rxvt_term::IMSetStatusPosition ()	1500	rxvt_term::IMSetPosition ()
1396	{	1501	{
1397	XRectangle preedit_rect, status_rect, *needed_rect;	1502	XRectangle preedit_rect, status_rect, *needed_rect;
1398	XVaNestedList preedit_attr, status_attr;	1503	XVaNestedList preedit_attr, status_attr;
1399		1504
1400	if (Input_Context == NULL	1505	if (!Input_Context
1401	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1506	|| !focus
		1507	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1402	|| !IMisRunning ())	1508	|| !IMisRunning ())
1403	return;	1509	return;
1404		1510
		1511	if (input_style & XIMPreeditPosition)
		1512	{
		1513	im_set_size (preedit_rect);
		1514	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1515
		1516	XSetICValues (Input_Context,
		1517	XNPreeditAttributes, preedit_attr, NULL);
		1518	}
		1519	else
		1520	{
1405	/* Getting the necessary width of preedit area */	1521	/* Getting the necessary width of preedit area */
1406	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1522	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1523	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408	XFree (status_attr);	1524	XFree (status_attr);
1409		1525
1410	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1526	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1527	XFree (needed_rect);
1411		1528
1412	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1529	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1530	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414		1531
1415	XSetICValues (Input_Context,	1532	XSetICValues (Input_Context,
1416	XNPreeditAttributes, preedit_attr,	1533	XNPreeditAttributes, preedit_attr,
1417	XNStatusAttributes, status_attr, NULL);	1534	XNStatusAttributes, status_attr,
		1535	NULL);
1418		1536
		1537	XFree (status_attr);
		1538	}
		1539
1419	XFree (preedit_attr);	1540	XFree (preedit_attr);
1420	XFree (status_attr);
1421	}	1541	}
1422	#endif /* USE_XIM */	1542	#endif /* USE_XIM */
1423		1543
1424	/*----------------------------------------------------------------------*/	1544	void
1425	rxvt_t rxvt_current_term;	1545	rxvt_term::get_window_origin (int &x, int &y)
		1546	{
		1547	Window cr;
		1548	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1549	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1550	}
		1551
		1552	Pixmap
		1553	rxvt_term::get_pixmap_property (int prop_id)
		1554	{
		1555	if (prop_id > 0 && prop_id < NUM_XA)
		1556	if (xa[prop_id])
		1557	{
		1558	int aformat;
		1559	unsigned long nitems, bytes_after;
		1560	Atom atype;
		1561	unsigned char *prop = NULL;
		1562	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1563	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1564	&nitems, &bytes_after, &prop);
		1565	if (result == Success && prop && atype == XA_PIXMAP)
		1566	return *(Pixmap *)prop;
		1567	}
		1568
		1569	return None;
		1570	}
		1571
		1572	#ifdef HAVE_BG_PIXMAP
		1573	# if TRACE_PIXMAPS
		1574	# undef update_background
		1575	void
		1576	rxvt_term::trace_update_background (const char *file, int line)
		1577	{
		1578	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1579	update_background ();
		1580	}
		1581	# endif
		1582
		1583	void
		1584	rxvt_term::update_background ()
		1585	{
		1586	if (update_background_ev.is_active ())
		1587	return;
		1588
		1589	bgPixmap.invalidate ();
		1590
		1591	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1592
		1593	if (to_wait <= 0.)
		1594	bgPixmap.render ();
		1595	else
		1596	update_background_ev.start (to_wait);
		1597	}
		1598
		1599	void
		1600	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1601	{
		1602	make_current ();
		1603
		1604	update_background_ev.stop ();
		1605	bgPixmap.render ();
		1606	refresh_check ();
		1607	}
		1608
		1609	#endif /* HAVE_BG_PIXMAP */
1426		1610
1427	/*----------------------- end-of-file (C source) -----------------------*/	1611	/*----------------------- end-of-file (C source) -----------------------*/

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