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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.48 by pcg, Wed Mar 3 04:07:52 2004 UTC vs.
Revision 1.310 by root, Wed Feb 27 01:05:55 2008 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),
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
		233	if (display)
		234	{
		235	selection_clear ();
		236
96	#ifdef USE_XIM	237	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	238	im_destroy ();
98	#endif	239	#endif
99	check_ev (this, &rxvt_term::check_cb),	240	scrollBar.destroy ();
100	destroy_ev (this, &rxvt_term::destroy_cb),	241	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		242
107	rxvt_term::~rxvt_term ()
108	{
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	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
124	delete menuBar.drawable;	243	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	244	// destroy all windows
130	if (TermWin.parent[0])	245	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent[0]);
132	}
133		247
134	// TODO: free pixcolours, colours should become part of rxvt_display	248	for (int i = 0; i < TOTAL_COLORS; i++)
		249	if (ISSET_PIXCOLOR (i))
		250	{
		251	pix_colors_focused [i].free (this);
		252	#if OFF_FOCUS_FADING
		253	pix_colors_unfocused [i].free (this);
		254	#endif
		255	}
135		256
136	delete PixColors;	257	clear ();
137		258
		259	display->flush (); /* ideally .put should do this */
138	displays.put (display);	260	displays.put (display);
		261	}
139		262
140	scr_release ();	263	scr_release ();
141		264
142	free (env_windowid);	265	/* clear all resources */
		266	for (int i = 0; i < allocated.size (); i++)
		267	free (allocated [i]);
		268
		269	free (selection.text);
		270	// TODO: manage env vars in child only(!)
143	free (env_display);	271	free (env_display);
144	free (env_term);	272	free (env_term);
145	free (env_colorfgbg);
146	free (locale);	273	free (locale);
147	free (codeset);	274	free (v_buffer);
		275	free (incr_buf);
148		276
149	delete envv;	277	delete envv;
150	delete argv;	278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
151	}	298	}
152		299
153	void	300	void
154	rxvt_term::destroy ()	301	rxvt_term::destroy ()
155	{	302	{
		303	if (destroy_ev.is_active ())
		304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
156	if (display)	312	if (display)
157	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	scrollbar_ev.stop (display);
		318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
158	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
		320	#endif
		321	incr_ev.stop ();
159	termwin_ev.stop (display);	322	termwin_ev.stop (display);
160	vt_ev.stop (display);	323	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	324	}
172		325
173	check_ev.stop ();	326	flush_ev.stop ();
174	pty_ev.stop ();	327	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
177	#endif	330	#endif
178	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	332	text_blink_ev.stop ();
180	#endif	333	#endif
		334	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		335	cont_scroll_ev.stop ();
		336	#endif
		337	#ifdef SELECTION_SCROLLING
		338	sel_scroll_ev.stop ();
		339	#endif
181	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	341	pointer_ev.stop ();
183	#endif	342	#endif
184		343
185	destroy_ev.start (0);	344	destroy_ev.start ();
186	}	345	}
187		346
188	void	347	void
189	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
190	{	349	{
191	SET_R (this);	350	make_current ();
192		351
193	delete this;	352	delete this;
194	}
195
196	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */
198	/* LIBPROTO */
199	rxvt_t
200	rxvt_init (int argc, const char *const *argv)
201	{
202	SET_R (new rxvt_term);
203
204	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205	{
206	delete GET_R;
207	SET_R (0);
208	}
209
210	return GET_R;
211	}
212
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215	void
216	rxvt_init_signals ()
217	{
218	/* install exit handler for cleanup */
219	#if 0
220	#ifdef HAVE_ATEXIT
221	atexit (rxvt_clean_exit);
222	#else
223	#endif
224	#endif
225
226	struct sigaction sa;
227
228	sigfillset (&sa.sa_mask);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}
243
244	bool
245	rxvt_term::init (int argc, const char *const *argv)
246	{
247	/*
248	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems
253	*/
254	privileges (SAVE);
255	privileges (IGNORE);
256
257	init_secondary ();
258
259	const char **cmd_argv = init_resources (argc, argv);
260
261	set_locale ("");
262
263	#if MENUBAR_MAX
264	menubar_read (rs[Rs_menu]);
265	#endif
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276
277	#if 0
278	XSynchronize (display->display, True);
279	#endif
280
281	#ifdef HAVE_SCROLLBARS
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}
295	#endif
296
297	rootwin_ev.start (display, display->root);
298
299	XMapWindow (display->display, TermWin.vt);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347
348	/* INTPROTO */
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{
352	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;
354	else
355	{
356	old_xerror_handler (display, event);
357	GET_R->destroy ();
358	}
359
360	return 0;
361	}	353	}
362		354
363	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
364	/*	356	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can	358	* TODO: if debugging, this should free up any known resources if we can
367	*/	359	*/
368	/* EXTPROTO */	360	static XErrorHandler old_xerror_handler;
369	void
370	rxvt_clean_exit ()
371	{
372	// TODO: rxvtd should clean up all ressources
373	if (GET_R)
374	GET_R->destroy ();
375	}
376		361
377	/* ------------------------------------------------------------------------- *	362	static void
378	* MEMORY ALLOCATION WRAPPERS *	363	rxvt_emergency_cleanup ()
379	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */
381	void *
382	rxvt_malloc (size_t size)
383	{	364	{
384	void *p;	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385		366	(*t)->emergency_cleanup ();
386	p = malloc (size);
387	if (p)
388	return p;
389
390	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	367	}
395		368
396	/* EXTPROTO */	369	#if !ENABLE_MINIMAL
397	void *	370	static void
398	rxvt_calloc (size_t number, size_t size)	371	print_x_error (Display *dpy, XErrorEvent *event)
399	{	372	{
400	void *p;	373	char buffer[BUFSIZ];
401		374	char mesg[BUFSIZ];
402	p = calloc (number, size);	375	char number[32];
403	if (p)	376	char *mtype = "XlibMessage";
404	return p;	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
405		378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
406	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
407	rxvt_clean_exit ();	380	rxvt_warn ("%s: %s\n", mesg, buffer);
408	exit (EXIT_FAILURE);	381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
409	/* NOTREACHED */	382	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		383	sprintf(number, "%d", event->request_code);
		384	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		385	rxvt_warn ("(which is %s)\n", buffer);
		386	if (event->request_code >= 128) {
		387	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		388	mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		390	}
		391	if ((event->error_code == BadWindow) ||
		392	(event->error_code == BadPixmap) ||
		393	(event->error_code == BadCursor) ||
		394	(event->error_code == BadFont) ||
		395	(event->error_code == BadDrawable) ||
		396	(event->error_code == BadColor) ||
		397	(event->error_code == BadGC) ||
		398	(event->error_code == BadIDChoice) ||
		399	(event->error_code == BadValue) ||
		400	(event->error_code == BadAtom)) {
		401	if (event->error_code == BadValue)
		402	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		403	mesg, BUFSIZ);
		404	else if (event->error_code == BadAtom)
		405	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		406	mesg, BUFSIZ);
		407	else
		408	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		411	}
		412	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
410	}	415	}
		416	#endif
411		417
412	/* EXTPROTO */	418	int
413	void *	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	rxvt_realloc (void *ptr, size_t size)
415	{	420	{
416	void *p;	421	if (GET_R->allowedxerror == -1)
417		422	GET_R->allowedxerror = event->error_code;
418	if (ptr)
419	p = realloc (ptr, size);
420	else	423	else
421	p = malloc (size);	424	{
422	if (p)	425	// GET_R is most likely not the terminal which caused the error,
		426	// so just output the error and continue
		427	#if ENABLE_MINIMAL
		428	old_xerror_handler (display, event);
		429	#else
		430	print_x_error (display, event);
		431	#endif
		432	}
		433
423	return p;	434	return 0;
		435	}
424		436
425	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	437	int
426	rxvt_clean_exit ();	438	rxvt_xioerror_handler (Display *display)
		439	{
		440	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		441	DisplayString (display));
		442	rxvt_emergency_cleanup ();
427	exit (EXIT_FAILURE);	443	_exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	444	}
430		445
431	/* ------------------------------------------------------------------------- *	446	static struct sig_handlers
432	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */
435	void
436	rxvt_term::privileges (int mode)
437	{	447	{
438	#if ! defined(__CYGWIN32__)	448	ev::sig sw_term, sw_int;
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	449
440	/* setreuid () is the poor man's setuid (), seteuid () */	450	/*
441	# define seteuid(a) setreuid(-1, (a))	451	* Catch a fatal signal and tidy up before quitting
442	# define setegid(a) setregid(-1, (a))	452	*/
443	# define HAVE_SETEUID	453	void sig_term (ev::sig &w, int revents);
444	# endif	454
445	# ifdef HAVE_SETEUID	455	sig_handlers ()
446	switch (mode)
447	{	456	{
448	case IGNORE:	457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
449	/*	458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
450	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required
452	*/
453	seteuid (getuid ());
454	setegid (getgid ());
455	break;
456	case SAVE:
457	euid = geteuid ();
458	egid = getegid ();
459	break;
460	case RESTORE:
461	seteuid (euid);
462	setegid (egid);
463	break;
464	}	459	}
465	# else	460	} sig_handlers;
466	switch (mode)
467	{
468	case IGNORE:
469	setuid (getuid ());
470	setgid (getgid ());
471	/* FALLTHROUGH */
472	case SAVE:
473	/* FALLTHROUGH */
474	case RESTORE:
475	break;
476	}
477	# endif
478	#endif
479	}
480		461
481	#ifdef UTMP_SUPPORT
482	void	462	void
483	rxvt_term::privileged_utmp (char action)	463	sig_handlers::sig_term (ev::sig &w, int revents)
484	{	464	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	465	rxvt_emergency_cleanup ();
486	action, next_utmp_action, getpid ()));	466	w.stop ();
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	467	kill (getpid (), w.signum);
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;
491
492	privileges (RESTORE);
493	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);
497	}
498	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();
502	}
503	privileges (IGNORE);
504	}	468	}
505	#endif
506		469
507	#ifndef NO_SETOWNER_TTYDEV	470	char **rxvt_environ; // startup environment
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517		471
518	privileges (RESTORE);	472	void
		473	rxvt_init ()
		474	{
		475	ptytty::init ();
519		476
520	if (action == SAVE)	477	if (!ev_default_loop (0))
521	{	478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif
529		479
530	{	480	rxvt_environ = environ;
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif
536		481
537	}	482	signal (SIGHUP, SIG_IGN);
538	}	483	signal (SIGPIPE, SIG_IGN);
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif
550		484
551	}	485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
552		487
553	privileges (IGNORE);	488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
554		490
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	492	// TODO: handle this with exceptions and tolerate the memory loss
557	action == RESTORE ? "Restoring" : (action ==	493	XSetIOErrorHandler (rxvt_xioerror_handler);
558	SAVE ? "Saving" :	494
559	"UNKNOWN ERROR for"), ttydev,	495	XrmInitialize ();
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif
563	}	496	}
564	#endif
565		497
566	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
567	/*	499	/*
568	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
570	*/	502	*/
571	void	503	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	505	{
574	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
576	unsigned int w, h;	508	unsigned int w, h;
577	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
578		510
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,
581	szHint.height));
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		514
586	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
587	flags = 0;	516	flags = 0;
		517
588	if (!parsed_geometry)	518	if (!parsed_geometry)
589	{	519	{
590	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
591	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
593	if (flags & WidthValue)	525	if (flags & WidthValue)
594	{	526	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	527	if (!w)
		528	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		529
		530	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	531	szHint.flags |= USSize;
597	}	532	}
		533
598	if (flags & HeightValue)	534	if (flags & HeightValue)
599	{	535	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	536	if (!h)
		537	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		538
		539	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	540	szHint.flags |= USSize;
602	}	541	}
		542
603	if (flags & XValue)	543	if (flags & XValue)
604	{	544	{
605	szHint.x = x;	545	szHint.x = x;
606	szHint.flags |= USPosition;	546	szHint.flags |= USPosition;
		547
607	if (flags & XNegative)	548	if (flags & XNegative)
608	{	549	{
609	recalc_x = 1;	550	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	551	szHint.win_gravity = NorthEastGravity;
611	}	552	}
612	}	553	}
		554
613	if (flags & YValue)	555	if (flags & YValue)
614	{	556	{
615	szHint.y = y;	557	szHint.y = y;
616	szHint.flags |= USPosition;	558	szHint.flags |= USPosition;
		559
617	if (flags & YNegative)	560	if (flags & YNegative)
618	{	561	{
619	recalc_y = 1;	562	recalc_y = 1;
		563
620	if (szHint.win_gravity == NorthEastGravity)	564	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	565	szHint.win_gravity = SouthEastGravity;
622	else	566	else
623	szHint.win_gravity = SouthWestGravity;	567	szHint.win_gravity = SouthWestGravity;
624	}	568	}
625	}	569	}
626	}	570	}
		571
627	/* TODO: BOUNDS */	572	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	573	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	574	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	575	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	576	max_height = MAX_ROWS * fheight;
632		577
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	578	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		579
635	sb_w = mb_h = 0;
636	window_vt_x = window_vt_y = 0;	580	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	581
		582	if (scrollBar.state)
638	{	583	{
639	sb_w = scrollbar_TotalWidth ();	584	int sb_w = scrollBar.total_width ();
640	szHint.base_width += sb_w;	585	szHint.base_width += sb_w;
		586
641	if (! (Options & Opt_scrollBar_right))	587	if (!option (Opt_scrollBar_right))
642	window_vt_x = sb_w;	588	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	589	}
646	mb_h = menuBar_TotalHeight ();	590
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	591	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	592	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	593	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	594	szHint.min_height = szHint.base_height + szHint.height_inc;
654		595
655	if (width && width - szHint.base_width < max_width)	596	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	597	{
657	szHint.width = width;	598	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	599	width = newwidth - szHint.base_width;
659	}	600	}
660	else	601	else
661	{	602	{
662	MIN_IT (TermWin.width, max_width);	603	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	604	szHint.width = szHint.base_width + width;
664	}	605	}
		606
665	if (height && height - szHint.base_height < max_height)	607	if (newheight && newheight - szHint.base_height < max_height)
666	{	608	{
667	szHint.height = height;	609	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	610	height = newheight - szHint.base_height;
669	}	611	}
670	else	612	else
671	{	613	{
672	MIN_IT (TermWin.height, max_height);	614	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	615	szHint.height = szHint.base_height + height;
674	}	616	}
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;
677		617
678	if (recalc_x)	618	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	619	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);	620
681	if (recalc_y)	621	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	622	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		623
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	624	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	625	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,
689	szHint.height));
690	return;
691	}	626	}
692		627
693	/*----------------------------------------------------------------------*/	628	/*----------------------------------------------------------------------*/
694	/*	629	/*
695	* Tell the teletype handler what size the window is.	630	* Tell the teletype handler what size the window is.
696	* Called after a window size change.	631	* Called after a window size change.
697	*/	632	*/
698	void	633	void
699	rxvt_term::tt_winch ()	634	rxvt_term::tt_winch ()
700	{	635	{
		636	if (pty->pty < 0)
		637	return;
		638
701	struct winsize ws;	639	struct winsize ws;
702		640
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	641	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	642	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	643	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	644	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	645	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711	#else	646
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	647	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	648	// TIOCSWINSZ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	649	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	650	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	651	#endif
719	}	652	}
720		653
721	/*----------------------------------------------------------------------*/	654	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	655	/* set_fonts () - load and set the various fonts
723	/*	656	*
724	* init = 1 - initialize	657	* init = 1 - initialize
725	*	658	*
726	* fontname == FONT_UP - switch to bigger font	659	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	660	* fontname == FONT_DN - switch to smaller font
728	*/	661	*/
729	bool	662	bool
730	rxvt_term::change_font (const char *fontname)	663	rxvt_term::set_fonts ()
731	{	664	{
732	if (fontname == FONT_UP)
733	{
734	// TODO
735	}
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);	665	rxvt_fontset *fs = new rxvt_fontset (this);
		666	rxvt_fontprop prop;
743		667
744	if (fs && fs->populate (fontname ? fontname : "fixed"))	668	if (!fs
		669	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		670	|| !fs->realize_font (1))
		671	{
		672	delete fs;
		673	return false;
		674	}
		675
		676	#if ENABLE_STYLES
		677	for (int i = RS_styleCount; --i; )
		678	if (fontset[i] != fontset[0])
		679	delete fontset[i];
		680	#endif
		681
		682	delete fontset[0];
		683	fontset[0] = fs;
		684
		685	prop = (*fs)[1]->properties ();
		686	prop.height += lineSpace;
		687
		688	fs->set_prop (prop, false);
		689
		690	fwidth = prop.width;
		691	fheight = prop.height;
		692	fbase = prop.ascent;
		693
		694	for (int style = 1; style < 4; style++)
		695	{
		696	#if ENABLE_STYLES
		697	const char *res = rs[Rs_font + style];
		698
		699	if (res && !*res)
		700	fontset[style] = fontset[0];
		701	else
745	{	702	{
746	delete TermWin.fontset;	703	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	704	rxvt_fontprop prop2 = prop;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751		705
752	if (TermWin.parent[0])	706	if (res)
753	{	707	{
754	resize_all_windows (0, 0, 0);	708	fs->populate (res);
755	scr_remap_chars ();	709	fs->set_prop (prop2, false);
756	scr_touch (true);
757	}	710	}
		711	else
		712	{
		713	fs->populate (fontset[0]->fontdesc);
758		714
759	return true;	715	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		716	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		717
		718	fs->set_prop (prop2, true);
		719	}
		720
760	}	721	}
		722	#else
		723	fontset[style] = fontset[0];
		724	#endif
		725	}
		726
		727	if (parent[0])
761	}	728	{
		729	resize_all_windows (0, 0, 0);
		730	scr_remap_chars ();
		731	scr_touch (true);
		732	}
762		733
763	return false;	734	return true;
764	}	735	}
765		736
766	bool	737	void
767	rxvt_term::font_up_down (int n, int direction)	738	rxvt_term::set_string_property (Atom prop, const char *str, int len)
768	{	739	{
769	return false;	740	XChangeProperty (dpy, parent[0],
		741	prop, XA_STRING, 8, PropModeReplace,
		742	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		743	}
		744
		745	void
		746	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		747	{
		748	wchar_t *ws = rxvt_mbstowcs (str, len);
		749	char *s = rxvt_wcstoutf8 (ws);
		750
		751	XChangeProperty (dpy, parent[0],
		752	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		753	(const unsigned char *)s, strlen (s));
		754
		755	free (s);
		756	free (ws);
770	}	757	}
771		758
772	/*----------------------------------------------------------------------*/	759	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	760	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	761	/* xterm sequences - title, iconName, color (exptl) */
775	void	762	void
776	rxvt_term::set_title (const char *str)	763	rxvt_term::set_title (const char *str)
777	{	764	{
778	#ifndef SMART_WINDOW_TITLE	765	set_string_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	766	#if ENABLE_EWMH
780	#else	767	set_utf8_property (xa[XA_NET_WM_NAME], str);
781	char *name;
782
783	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784	name = NULL;
785	if (name == NULL || STRCMP (name, str))
786	XStoreName (display->display, TermWin.parent[0], str);
787	if (name)
788	XFree (name);
789	#endif	768	#endif
790	}	769	}
791		770
792	void	771	void
793	rxvt_term::set_iconName (const char *str)	772	rxvt_term::set_icon_name (const char *str)
794	{	773	{
795	#ifndef SMART_WINDOW_TITLE	774	set_string_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	775	#if ENABLE_EWMH
797	#else	776	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798	char *name;
799
800	if (XGetIconName (display->display, TermWin.parent[0], &name))
801	name = NULL;
802	if (name == NULL || STRCMP (name, str))
803	XSetIconName (display->display, TermWin.parent[0], str);
804	if (name)
805	XFree (name);
806	#endif	777	#endif
807	}	778	}
808		779
		780	void
		781	rxvt_term::set_window_color (int idx, const char *color)
		782	{
809	#ifdef XTERM_COLOR_CHANGE	783	#ifdef XTERM_COLOR_CHANGE
810	void
811	rxvt_term::set_window_color (int idx, const char *color)
812	{
813	rxvt_color xcol;	784	rxvt_color xcol;
814	int i;
815		785
816	if (color == NULL || *color == '\0')	786	if (color == NULL || *color == '\0')
817	return;	787	return;
818		788
		789	color = strdup (color);
		790	allocated.push_back ((void *)color);
		791	rs[Rs_color + idx] = color;
		792
819	/* handle color aliases */	793	/* handle color aliases */
820	if (isdigit (*color))	794	if (isdigit (*color))
821	{	795	{
822	i = atoi (color);	796	int i = atoi (color);
		797
823	if (i >= 8 && i <= 15)	798	if (i >= 8 && i <= 15)
		799	{
824	{ /* bright colors */	800	/* bright colors */
825	i -= 8;
826	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	801	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
828	SET_PIXCOLOR (idx);
829	goto Done;	802	goto done;
830	# endif
831
832	}	803	}
		804
833	if (i >= 0 && i <= 7)	805	if (i >= 0 && i <= 7)
		806	{
834	{ /* normal colors */	807	/* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	808	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);
837	goto Done;	809	goto done;
838	}	810	}
839	}	811	}
840	if (!rXParseAllocColor (& xcol, color))	812
841	return;	813	set_color (xcol, color);
842	/* XStoreColor (display->display, XCMAP, XColor*); */
843		814
844	/*	815	/*
845	* FIXME: should free colors here, but no idea how to do it so instead,	816	* FIXME: should free colors here, but no idea how to do it so instead,
846	* so just keep gobbling up the colormap	817	* so just keep gobbling up the colormap
847	*/	818	*/
848	# if 0
849	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])
851	break;
852	if (i > Color_White)
853	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856	DisplayPlanes (display->display, display->screen));
857	}
858	# endif
859		819
860	PixColors[idx] = xcol;	820	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);
862		821
863	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */
865	Done:	822	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869
870	/* handle Color_BD, scrollbar background, etc. */	823	/*TODO: handle Color_BD, scrollbar background, etc. */
871		824
872	set_colorfgbg ();	825	update_fade_color (idx);
873	recolour_cursor ();	826	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	827	scr_recolour ();
875	scr_poweron ();	828	#endif /* XTERM_COLOR_CHANGE */
876	}	829	}
877
878	#else
879	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */
881		830
882	void	831	void
883	rxvt_term::recolour_cursor ()	832	rxvt_term::recolour_cursor ()
884	{	833	{
885	#if TODO	834	XColor fg, bg;
886	rxvt_color xcol[2];
887		835
888	xcol[0] = PixColors[Color_pointer];	836	(ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	837	? pix_colors_focused[Color_pointer_fg]
890	XQueryColors (display->display, XCMAP, xcol, 2);	838	: pix_colors_focused[Color_fg]).get (fg);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	839
892	#endif	840	(ISSET_PIXCOLOR (Color_pointer_bg)
		841	? pix_colors_focused[Color_pointer_bg]
		842	: pix_colors_focused[Color_bg]).get (bg);
		843
		844	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
893	}	845	}
894		846
895	/*----------------------------------------------------------------------*/	847	/*----------------------------------------------------------------------*/
896	/*	848	/*
897	* find if fg/bg matches any of the normal (low-intensity) colors	849	* find if fg/bg matches any of the normal (low-intensity) colors
898	*/	850	*/
899	void	851	void
900	rxvt_term::set_colorfgbg ()	852	rxvt_term::set_colorfgbg ()
901	{	853	{
902	unsigned int i;	854	unsigned int i;
903	const char *xpmb = "\0";	855	const char *xpmb = "";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	856	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905		857
906	env_colorfgbg =
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908	STRCPY (fstr, "default");	858	strcpy (fstr, "default");
909	STRCPY (bstr, "default");	859	strcpy (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	860	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	861	if (pix_colors[Color_fg] == pix_colors[i])
912	{	862	{
913	sprintf (fstr, "%d", (i - Color_Black));	863	sprintf (fstr, "%d", (i - Color_Black));
914	break;	864	break;
915	}	865	}
		866
916	for (i = Color_Black; i <= Color_White; i++)	867	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	868	if (pix_colors[Color_bg] == pix_colors[i])
918	{	869	{
919	sprintf (bstr, "%d", (i - Color_Black));	870	sprintf (bstr, "%d", (i - Color_Black));
920	#ifdef XPM_BACKGROUND	871	#ifdef BG_IMAGE_FROM_FILE
921	xpmb = "default;";	872	xpmb = "default;";
922	#endif	873	#endif
923	break;	874	break;
924	}	875	}
925		876
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	877	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928	#ifndef NO_BRIGHTCOLOR
929	colorfgbg = DEFAULT_RSTYLE;
930	for (i = minCOLOR; i <= maxCOLOR; i++)
931	{
932	if (PixColors[Color_fg] == PixColors[i])
933	colorfgbg = SET_FGCOLOR (colorfgbg, i);
934	if (PixColors[Color_bg] == PixColors[i])
935	colorfgbg = SET_BGCOLOR (colorfgbg, i);
936	}
937	#endif
938	}	878	}
939		879
940	/*----------------------------------------------------------------------*/	880	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		881
946	int	882	bool
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	883	rxvt_term::set_color (rxvt_color &color, const char *name)
948	{	884	{
949	if (!screen_in_out->set (display, colour))	885	if (color.set (this, name))
950	{
951	rxvt_print_error ("can't allocate colour: %s", colour);
952	return false;
953	}
954
955	return true;	886	return true;
		887
		888	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		889	return false;
		890	}
		891
		892	void
		893	rxvt_term::alias_color (int dst, int src)
		894	{
		895	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
956	}	896	}
957		897
958	/* -------------------------------------------------------------------- *	898	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	899	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	900	* -------------------------------------------------------------------- */
961	void	901	void
962	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	902	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963	{	903	{
964	int fix_screen;	904	int fix_screen;
		905	int old_width = szHint.width;
		906	int old_height = szHint.height;
965		907
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;
968	#endif
969
970	window_calc (width, height);	908	window_calc (newwidth, newheight);
		909
		910	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	911	XSetWMNormalHints (dpy, parent[0], &szHint);
		912
972	if (!ignoreparent)	913	if (!ignoreparent)
973	{	914	{
974	#ifdef SMART_RESIZE	915	#ifdef SMART_RESIZE
975	/*	916	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	917	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	920	int x, y, x1, y1;
980	int dx, dy;	921	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	922	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	923	Window unused_cr;
983		924
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	925	XTranslateCoordinates (dpy, parent[0], display->root,
985	0, 0, &x, &y, &unused_cr);	926	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	927	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	928	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	929	/*
989	* if display->root isn't the parent window, a WM will probably have offset	930	* if display->root isn't the parent window, a WM will probably have offset
990	* our position for handles and decorations. Counter it	931	* our position for handles and decorations. Counter it
991	*/	932	*/
…		…
993	{	934	{
994	x -= x1;	935	x -= x1;
995	y -= y1;	936	y -= y1;
996	}	937	}
997		938
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	939	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	940	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	941	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	942	dy = old_height - szHint.height;
1002		943
1003	/* Check position of the center of the window */	944	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	945	if (x < x1) /* left half */
1005	dx = 0;	946	dx = 0;
…		…
1008	if (y < y1) /* top half */	949	if (y < y1) /* top half */
1009	dy = 0;	950	dy = 0;
1010	else if (y == y1) /* exact center */	951	else if (y == y1) /* exact center */
1011	dy /= 2;	952	dy /= 2;
1012		953
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	954	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1014	szHint.width, szHint.height);	955	szHint.width, szHint.height);
1015	#else	956	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	957	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	958	#endif
1019
1020	}	959	}
1021		960
1022	fix_screen = (TermWin.ncol != prev_ncol	961	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023	|| TermWin.nrow != prev_nrow);
1024		962
1025	if (fix_screen || width != old_width || height != old_height)	963	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	964	{
1027	if (scrollbar_visible ())	965	if (scrollBar.state)
1028	{	966	scrollBar.resize ();
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1030	0, scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();
1032	}
1033		967
1034	if (menubar_visible ())	968	XMoveResizeWindow (dpy, vt,
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	969	window_vt_x, window_vt_y,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039	window_vt_y, TermWin_TotalWidth (),
1040	TermWin_TotalHeight ());	970	width, height);
1041	scr_clear (height != old_height);
1042	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();
1044	#endif
1045		971
		972	#ifdef HAVE_BG_PIXMAP
		973	if (bgPixmap.window_size_sensitive ())
		974	update_background ();
		975	#endif
		976
		977	scr_clear ();
1046	}	978	}
1047		979
1048	if (fix_screen || old_height == 0)	980	if (fix_screen || old_height == 0)
1049	{
1050	int curr_screen = -1;
1051	int old_ncol = prev_ncol;
1052
1053	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */
1055	{
1056	unsigned int ncol = TermWin.ncol;
1057	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;
1060	}
1061
1062	scr_reset ();	981	scr_reset ();
1063		982
1064	if (curr_screen >= 0) /* this is not the first time through */	983	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1065	{	984	//scr_touch (false);
1066	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1068	}
1069	}
1070		985
1071	old_width = szHint.width;	986	#ifdef HAVE_BG_PIXMAP
1072	old_height = szHint.height;	987	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		988	// if (bgPixmap.pixmap)
		989	// scr_touch (false);
		990	#endif
1073		991
1074	#ifdef USE_XIM	992	#ifdef USE_XIM
1075	IMSetStatusPosition ();	993	IMSetPosition ();
1076	#endif	994	#endif
1077	}	995	}
1078		996
1079	/*	997	/*
1080	* Set the width/height of the vt window in characters. Units are pixels.	998	* Set the width/height of the vt window in characters. Units are pixels.
1081	* good for toggling 80/132 columns	999	* good for toggling 80/132 columns
1082	*/	1000	*/
1083	void	1001	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1002	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1003	{
1086	XWindowAttributes wattr;	1004	XWindowAttributes wattr;
1087		1005
1088	if (width == 0 || height == 0)	1006	if (newwidth == 0 || newheight == 0)
1089	{	1007	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1008	XGetWindowAttributes (dpy, display->root, &wattr);
		1009
1091	if (width == 0)	1010	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1011	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1012	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1013	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1014	}
		1015
		1016	if (newwidth != width || newheight != height)
		1017	{
1098	width += szHint.base_width;	1018	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1019	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1020	resize_all_windows (newwidth, newheight, 0);
1101	}	1021	}
1102	}	1022	}
1103		1023
1104	/* -------------------------------------------------------------------- *	1024	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1025	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1026	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1027	#ifdef USE_XIM
1108		1028
1109	void	1029	void
		1030	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1031	{
		1032	fg = pix_colors [Color_fg];
		1033	bg = pix_colors [Color_bg];
		1034	}
		1035
		1036	void
1110	rxvt_term::im_set_size (XRectangle *size)	1037	rxvt_term::im_set_size (XRectangle &size)
1111	{	1038	{
1112	size->x = TermWin.int_bwidth;	1039	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1040	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1041	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1042	size.width = Width2Pixel (ncol) + int_bwidth;
		1043	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1044	}
1117		1045
1118	void	1046	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1047	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1048	XRectangle &status_rect,
		1049	const XRectangle &needed_rect)
1120	{	1050	{
1121	*fg = PixColors[Color_fg];	1051	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	1052	preedit_rect.y = 0;
		1053	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1054	preedit_rect.height = fheight;
		1055
		1056	status_rect.x = 0;
		1057	status_rect.y = 0;
		1058	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1059	status_rect.height = fheight;
1123	}	1060	}
1124		1061
1125	/* Checking whether input method is running. */	1062	/* Checking whether input method is running. */
1126	bool	1063	bool
1127	rxvt_term::IMisRunning ()	1064	rxvt_term::IMisRunning ()
1128	{	1065	{
1129	char *p;	1066	char *p;
1130	Atom atom;	1067	Atom atom;
1131	Window win;	1068	Window win;
1132	char server[IMBUFSIZ];	1069	char server[IMBUFSIZ];
1133		1070
1134	/* get current locale modifier */	1071	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1072	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136	{	1073	{
1137	STRCPY (server, "@server=");	1074	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1075	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1076
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1077	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140	*p = '\0';	1078	*p = '\0';
1141		1079
1142	atom = XInternAtom (display->display, server, False);	1080	atom = XInternAtom (dpy, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1081	win = XGetSelectionOwner (dpy, atom);
		1082
1144	if (win != None)	1083	if (win != None)
1145	return True;	1084	return True;
1146	}	1085	}
		1086
1147	return False;	1087	return False;
1148	}	1088	}
1149		1089
1150	void	1090	void
1151	rxvt_term::IMSendSpot ()	1091	rxvt_term::IMSendSpot ()
1152	{	1092	{
1153	XPoint spot;	1093	XPoint nspot;
1154	XVaNestedList preedit_attr;	1094	XVaNestedList preedit_attr;
1155		1095
1156	if (Input_Context == NULL	1096	if (!Input_Context
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1097	|| !focus
1158	|| ! (event_type == KeyPress	1098	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159	|| event_type == Expose
1160	|| event_type == NoExpose
1161	|| event_type == SelectionNotify
1162	|| event_type == ButtonRelease || event_type == FocusIn)
1163	|| !IMisRunning ())
1164	return;	1099	return;
1165		1100
1166	im_set_position (&spot);	1101	im_set_position (nspot);
		1102
		1103	if (nspot.x == spot.x && nspot.y == spot.y)
		1104	return;
		1105
		1106	spot = nspot;
1167		1107
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1108	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1109	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1110	XFree (preedit_attr);
1171	}	1111	}
1172		1112
1173	void	1113	void
1174	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175	XRectangle * needed_rect)
1176	{
1177	int mbh, vtx = 0;
1178
1179	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180	vtx = scrollbar_TotalWidth ();
1181
1182	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183	mbh -= TermWin.lineSpace;
1184
1185	preedit_rect->x = needed_rect->width + vtx;
1186	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189	preedit_rect->height = Height2Pixel (1);
1190
1191	status_rect->x = vtx;
1192	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195	status_rect->height = Height2Pixel (1);
1196	}
1197
1198	void
1199	rxvt_term::im_destroy ()	1114	rxvt_term::im_destroy ()
1200	{	1115	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1116	if (input_method)
1208	{	1117	{
		1118	if (Input_Context && input_method->xim)
		1119	XDestroyIC (Input_Context);
		1120
1209	display->put_xim (input_method);	1121	display->put_xim (input_method);
1210	input_method = 0;	1122	input_method = 0;
1211	}	1123	}
		1124
		1125	Input_Context = 0;
1212	}	1126	}
		1127
		1128	#ifdef ENABLE_XIM_ONTHESPOT
		1129
		1130	static void
		1131	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1132	{
		1133	((rxvt_term *)client_data)->make_current ();
		1134	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1135	}
		1136
		1137	static void
		1138	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1139	{
		1140	((rxvt_term *)client_data)->make_current ();
		1141	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1142	}
		1143
		1144	static void
		1145	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1146	{
		1147	rxvt_term *term = (rxvt_term *)client_data;
		1148	XIMText *text = call_data->text;
		1149
		1150	term->make_current ();
		1151
		1152	if (text)
		1153	{
		1154	void *str;
		1155
		1156	if (!text->encoding_is_wchar && text->string.multi_byte)
		1157	{
		1158	// of course, X makes it ugly again
		1159	if (term->rs[Rs_imLocale])
		1160	SET_LOCALE (term->rs[Rs_imLocale]);
		1161
		1162	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1163	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1164
		1165	if (term->rs[Rs_imLocale])
		1166	SET_LOCALE (term->locale);
		1167	}
		1168	else
		1169	str = (void *)text->string.wide_char;
		1170
		1171	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1172	DT_INT, call_data->caret,
		1173	DT_INT, call_data->chg_first,
		1174	DT_INT, call_data->chg_length,
		1175	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1176	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1177	DT_END));
		1178	}
		1179	else
		1180	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1181	DT_INT, call_data->caret,
		1182	DT_INT, call_data->chg_first,
		1183	DT_INT, call_data->chg_length,
		1184	DT_END));
		1185	}
		1186
		1187	#if 0
		1188	static void
		1189	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1190	{
		1191	((rxvt_term *)client_data)->make_current ();
		1192	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1193	DT_INT, call_data->position,
		1194	DT_INT, call_data->direction,
		1195	DT_INT, call_data->style,
		1196	DT_END));
		1197	}
		1198	#endif
		1199
		1200	#endif
1213		1201
1214	/*	1202	/*
1215	* Try to open a XIM with the current modifiers, then see if we can	1203	* Try to open a XIM with the current modifiers, then see if we can
1216	* open a suitable preedit type	1204	* open a suitable preedit type
1217	*/	1205	*/
1218	bool	1206	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1207	rxvt_term::IM_get_IC (const char *modifiers)
1220	{	1208	{
1221	int i, j, found;	1209	int i, j, found;
1222	XIM xim;	1210	XIM xim;
1223	XPoint spot;	1211	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1212	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1213	unsigned long fg, bg;
1226	const char *p;	1214	const char *p;
1227	char **s;	1215	char **s;
1228	XIMStyles *xim_styles;	1216	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;	1217	#ifdef ENABLE_XIM_ONTHESPOT
		1218	XIMCallback xcb[4];
		1219	#endif
		1220
		1221	set_environ (envv);
1230		1222
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1223	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1224	return false;
1233		1225
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1226	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1227	if (input_method == NULL)
1237	return false;	1228	return false;
1238		1229
1239	xim = input_method->xim;	1230	xim = input_method->xim;
		1231	spot.x = spot.y = -1;
1240		1232
1241	xim_styles = NULL;	1233	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1234	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1235	|| !xim_styles || !xim_styles->count_styles)
1244	{	1236	{
1245	display->put_xim (input_method);	1237	im_destroy ();
1246	return false;	1238	return false;
1247	}	1239	}
1248		1240
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1241	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1242
		1243	for (int pi = 0; pi < 2; pi++)
		1244	{
		1245	p = pet[pi];
		1246
		1247	if (!p)
		1248	continue;
		1249
1250	s = rxvt_splitcommastring (p);	1250	s = rxvt_splitcommastring (p);
		1251
1251	for (i = found = 0; !found && s[i]; i++)	1252	for (i = found = 0; !found && s[i]; i++)
1252	{	1253	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1254	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1255	input_style = XIMPreeditPosition | XIMStatusNothing;
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1256	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1257	input_style = XIMPreeditArea | XIMStatusArea;
1257	else if (!STRCMP (s[i], "Root"))	1258	else if (!strcmp (s[i], "Root"))
1258	input_style = (XIMPreeditNothing | XIMStatusNothing);	1259	input_style = XIMPreeditNothing | XIMStatusNothing;
		1260	else if (!strcmp (s[i], "None"))
		1261	input_style = XIMPreeditNone | XIMStatusNone;
		1262	#ifdef ENABLE_XIM_ONTHESPOT
		1263	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1264	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1265	#endif
		1266	else
		1267	input_style = XIMPreeditNothing | XIMStatusNothing;
1259		1268
1260	for (j = 0; j < xim_styles->count_styles; j++)	1269	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1270	if (input_style == xim_styles->supported_styles[j])
1262	{	1271	{
		1272	rxvt_freecommastring (s);
		1273
1263	found = 1;	1274	found = 1;
1264	break;	1275	goto foundpet;
		1276	}
		1277
1265	}	1278	}
1266	}
1267		1279
1268	for (i = 0; s[i]; i++)	1280	rxvt_freecommastring (s);
1269	free (s[i]);	1281	}
1270		1282
1271	free (s);	1283	foundpet:
		1284
1272	XFree (xim_styles);	1285	XFree (xim_styles);
1273		1286
1274	if (!found)	1287	if (!found)
1275	{	1288	{
1276	display->put_xim (input_method);	1289	im_destroy ();
1277	return false;	1290	return false;
1278	}	1291	}
1279		1292
1280	preedit_attr = status_attr = NULL;	1293	XFontSet fs = 0;
		1294	XVaNestedList preedit_attr = 0, status_attr = 0;
		1295
		1296	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1297	{
		1298	// fake us a font-set, please
		1299	char **missing_charset_list;
		1300	int missing_charset_count;
		1301	char *def_string;
		1302	char pat[512];
		1303
		1304	sprintf (pat,
		1305	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1306	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1307	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1308	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1309	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1310	"*",
		1311	fheight,
		1312	fheight + 1, fheight - 1,
		1313	fheight - 2, fheight + 2);
		1314
		1315	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1316	&missing_charset_list, &missing_charset_count, &def_string);
		1317
		1318	if (missing_charset_list)
		1319	XFreeStringList (missing_charset_list);
		1320
		1321	if (!fs)
		1322	{
		1323	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1324	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1325	}
		1326	}
1281		1327
1282	if (input_style & XIMPreeditPosition)	1328	if (input_style & XIMPreeditPosition)
1283	{	1329	{
1284	im_set_size (&rect);	1330	im_set_size (rect);
1285	im_set_position (&spot);	1331	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1332	im_set_color (fg, bg);
1287		1333
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1334	preedit_attr = XVaCreateNestedList (0,
		1335	XNForeground, fg,
		1336	XNBackground, bg,
		1337	XNArea, &rect,
1289	XNSpotLocation, &spot,	1338	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1339	XNFontSet, fs,
1292	NULL);	1340	NULL);
1293	}	1341	}
1294	else if (input_style & XIMPreeditArea)	1342	else if (input_style & XIMPreeditArea)
1295	{	1343	{
1296	im_set_color (&fg, &bg);	1344	im_set_color (fg, bg);
1297		1345
1298	/*	1346	/*
1299	* The necessary width of preedit area is unknown	1347	* The necessary width of preedit area is unknown
1300	* until create input context.	1348	* until create input context.
1301	*/	1349	*/
1302	needed_rect.width = 0;	1350	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1351	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1352
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1353	preedit_attr = XVaCreateNestedList (0,
		1354	XNForeground, fg,
1307	XNForeground, fg, XNBackground, bg,	1355	XNBackground, bg,
		1356	XNArea, &rect,
		1357	XNFontSet, fs,
		1358	NULL);
		1359	status_attr = XVaCreateNestedList (0,
		1360	XNForeground, fg,
		1361	XNBackground, bg,
		1362	XNArea, &status_rect,
1308	//XNFontSet, TermWin.fontset,	1363	XNFontSet, fs,
1309	NULL);	1364	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1365	}
1311	XNForeground, fg, XNBackground, bg,	1366	#if ENABLE_XIM_ONTHESPOT
1312	//XNFontSet, TermWin.fontset,	1367	else if (input_style & XIMPreeditCallbacks)
		1368	{
		1369	im_set_position (spot);
		1370
		1371	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1372	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1373	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1374	# if 0
		1375	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1376	# endif
		1377
		1378	preedit_attr = XVaCreateNestedList (0,
		1379	XNSpotLocation, &spot,
		1380	XNPreeditStartCallback, &xcb[0],
		1381	XNPreeditDoneCallback , &xcb[1],
		1382	XNPreeditDrawCallback , &xcb[2],
		1383	# if 0
		1384	XNPreeditCaretCallback, &xcb[3],
		1385	# endif
1313	NULL);	1386	NULL);
1314	}	1387	}
		1388	#endif
1315		1389
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1390	Input_Context = XCreateIC (xim,
		1391	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1392	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1393	XNFocusWindow, parent[0],
1319	preedit_attr ? XNPreeditAttributes : NULL,	1394	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1395	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1396	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1397	status_attr, NULL);
		1398
1323	if (preedit_attr) XFree (preedit_attr);	1399	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1400	if (status_attr) XFree (status_attr);
		1401	if (fs) XFreeFontSet (dpy, fs);
1325		1402
1326	if (Input_Context == NULL)	1403	if (Input_Context == NULL)
1327	{	1404	{
1328	rxvt_print_error ("failed to create input context");	1405	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1406	im_destroy ();
1330	return false;	1407	return false;
1331	}	1408	}
1332		1409
1333	if (input_style & XIMPreeditArea)	1410	#if 0
		1411	// unfortunately, only the focus window is used by XIM, hard to fix
		1412	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1413	vt_select_input ();
		1414	#endif
		1415
1334	IMSetStatusPosition ();	1416	IMSetPosition ();
1335		1417
1336	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1337	return true;	1418	return true;
1338	}	1419	}
1339		1420
1340	void	1421	void
1341	rxvt_term::im_cb ()	1422	rxvt_term::im_cb ()
1342	{	1423	{
1343	int i, found, had_im;	1424	int i;
1344	const char *p;	1425	const char *p;
1345	char **s;	1426	char **s;
1346	char buf[IMBUFSIZ];	1427	char buf[IMBUFSIZ];
1347		1428
		1429	make_current ();
		1430
1348	im_destroy ();	1431	im_destroy ();
1349		1432
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1433	if (Input_Context)
1352	return;	1434	return;
1353		1435
1354	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1436	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355	if (rs[Rs_imLocale])	1437	if (rs[Rs_imLocale])
…		…
1360	if (p && *p)	1442	if (p && *p)
1361	{	1443	{
1362	bool found = false;	1444	bool found = false;
1363		1445
1364	s = rxvt_splitcommastring (p);	1446	s = rxvt_splitcommastring (p);
		1447
1365	for (i = 0; s[i]; i++)	1448	for (i = 0; s[i]; i++)
1366	{	1449	{
1367	if (*s[i])	1450	if (*s[i])
1368	{	1451	{
1369	STRCPY (buf, "@im=");	1452	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1453	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1454	if (IM_get_IC (buf))
1372	{	1455	{
1373	found = true;	1456	found = true;
1374	break;	1457	break;
1375	}	1458	}
1376	}	1459	}
1377	}	1460	}
1378	for (i = 0; s[i]; i++)	1461
1379	free (s[i]);	1462	rxvt_freecommastring (s);
1380	free (s);
1381		1463
1382	if (found)	1464	if (found)
1383	goto done;	1465	goto done;
1384	}	1466	}
1385		1467
…		…
1397	SET_LOCALE (locale);	1479	SET_LOCALE (locale);
1398	#endif	1480	#endif
1399	}	1481	}
1400		1482
1401	void	1483	void
1402	rxvt_term::IMSetStatusPosition ()	1484	rxvt_term::IMSetPosition ()
1403	{	1485	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1486	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1487	XVaNestedList preedit_attr, status_attr;
1406		1488
1407	if (Input_Context == NULL	1489	if (!Input_Context
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1490	|| !focus
		1491	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1409	|| !IMisRunning ())	1492	|| !IMisRunning ())
1410	return;	1493	return;
1411		1494
		1495	if (input_style & XIMPreeditPosition)
		1496	{
		1497	im_set_size (preedit_rect);
		1498	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1499
		1500	XSetICValues (Input_Context,
		1501	XNPreeditAttributes, preedit_attr, NULL);
		1502	}
		1503	else
		1504	{
1412	/* Getting the necessary width of preedit area */	1505	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1506	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1507	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1508	XFree (status_attr);
1416		1509
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1510	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1511	XFree (needed_rect);
1418		1512
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1513	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1514	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1515
1422	XSetICValues (Input_Context,	1516	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1517	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1518	XNStatusAttributes, status_attr,
		1519	NULL);
1425		1520
		1521	XFree (status_attr);
		1522	}
		1523
1426	XFree (preedit_attr);	1524	XFree (preedit_attr);
1427	XFree (status_attr);
1428	}	1525	}
1429	#endif /* USE_XIM */	1526	#endif /* USE_XIM */
1430		1527
1431	/*----------------------------------------------------------------------*/	1528	void
1432	rxvt_t rxvt_current_term;	1529	rxvt_term::get_window_origin (int &x, int &y)
		1530	{
		1531	Window cr;
		1532	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1533	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1534	}
		1535
		1536	Pixmap
		1537	rxvt_term::get_pixmap_property (int prop_id)
		1538	{
		1539	if (prop_id > 0 && prop_id < NUM_XA)
		1540	if (xa[prop_id])
		1541	{
		1542	int aformat;
		1543	unsigned long nitems, bytes_after;
		1544	Atom atype;
		1545	unsigned char *prop = NULL;
		1546	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1547	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1548	&nitems, &bytes_after, &prop);
		1549	if (result == Success && prop && atype == XA_PIXMAP)
		1550	return *(Pixmap *)prop;
		1551	}
		1552
		1553	return None;
		1554	}
		1555
		1556	#ifdef HAVE_BG_PIXMAP
		1557	# if TRACE_PIXMAPS
		1558	# undef update_background
		1559	void
		1560	rxvt_term::trace_update_background (const char *file, int line)
		1561	{
		1562	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1563	update_background ();
		1564	}
		1565	# endif
		1566
		1567	void
		1568	rxvt_term::update_background ()
		1569	{
		1570	if (update_background_ev.is_active ())
		1571	return;
		1572
		1573	bgPixmap.invalidate ();
		1574
		1575	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1576
		1577	if (to_wait <= 0.)
		1578	bgPixmap.render ();
		1579	else
		1580	update_background_ev.start (to_wait);
		1581	}
		1582
		1583	void
		1584	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1585	{
		1586	make_current ();
		1587
		1588	update_background_ev.stop ();
		1589	bgPixmap.render ();
		1590	refresh_check ();
		1591	}
		1592
		1593	#endif /* HAVE_BG_PIXMAP */
1433		1594
1434	/*----------------------- end-of-file (C source) -----------------------*/	1595	/*----------------------- end-of-file (C source) -----------------------*/

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