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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.308 by ayin, Tue Feb 19 13:01:32 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
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
62		92
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	94	{
65	compose_char *cc;	95	compose_char *cc;
66		96
67	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
69	cc = (*this)[c1];	99	cc = (*this)[c1];
70	while (cc)	100	while (cc)
71	{	101	{
…		…
94	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
95		125
96	return v.size () - 1 + COMPOSE_LO;	126	return v.size () - 1 + COMPOSE_LO;
97	}	127	}
98		128
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	130	{
101	compose_char *cc = (*this)[c];	131	compose_char *cc = (*this)[c];
102		132
103	if (!cc)	133	if (!cc)
104	{	134	{
…		…
117	}	147	}
118		148
119	return len;	149	return len;
120		150
121	}	151	}
122		152	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		153
139	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
140	:	155	{
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	#if HAVE_BG_PIXMAP
142	termwin_ev (this, &rxvt_term::x_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
143	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif	158	#endif
150	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
151	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);
152	#endif	161	#endif
153	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
154	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),
155	#endif	180	#endif
156	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
158	#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
159	#ifdef USE_XIM	237	#ifdef USE_XIM
160	im_ev (this, &rxvt_term::im_cb),	238	im_destroy ();
161	#endif	239	#endif
162	check_ev (this, &rxvt_term::check_cb),	240	scrollBar.destroy ();
163	destroy_ev (this, &rxvt_term::destroy_cb),	241	if (gc) XFreeGC (dpy, gc);
164	pty_ev (this, &rxvt_term::pty_cb),
165	incr_ev (this, &rxvt_term::incr_cb)
166	{
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
168	}
169		242
170	rxvt_term::~rxvt_term ()
171	{
172	if (cmd_fd >= 0)
173	close (cmd_fd);
174
175	#ifndef NO_SETOWNER_TTYDEV
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);
180	#endif
181
182	delete TermWin.fontset;
183
184	if (display)
185	{
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
187	delete menuBar.drawable;	243	delete drawable;
188	//if (menuBar.win)
189	// XDestroyWindow (display->display, menuBar.win);
190	#endif
191	delete TermWin.drawable;
192	// destroy all windows	244	// destroy all windows
193	if (TermWin.parent[0])	245	if (parent[0])
194	XDestroyWindow (display->display, TermWin.parent[0]);	246	XDestroyWindow (dpy, parent[0]);
195	}
196		247
197	// 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	}
198		256
199	delete PixColors;	257	clear ();
200		258
		259	display->flush (); /* ideally .put should do this */
201	displays.put (display);	260	displays.put (display);
		261	}
202		262
203	scr_release ();	263	scr_release ();
204		264
205	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(!)
206	free (env_display);	271	free (env_display);
207	free (env_term);	272	free (env_term);
208	free (env_colorfgbg);
209	free (locale);	273	free (locale);
210	free (codeset);	274	free (v_buffer);
		275	free (incr_buf);
211		276
212	delete envv;	277	delete envv;
213	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 ();
214	}	298	}
215		299
216	void	300	void
217	rxvt_term::destroy ()	301	rxvt_term::destroy ()
218	{	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
219	if (display)	312	if (display)
220	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	scrollbar_ev.stop (display);
		318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
221	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
		320	#endif
		321	incr_ev.stop ();
222	termwin_ev.stop (display);	322	termwin_ev.stop (display);
223	vt_ev.stop (display);	323	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	324	}
235		325
236	check_ev.stop ();	326	flush_ev.stop ();
237	pty_ev.stop ();	327	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	329	cursor_blink_ev.stop ();
240	#endif	330	#endif
241	#ifdef TEXT_BLINK	331	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	332	text_blink_ev.stop ();
243	#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
244	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	341	pointer_ev.stop ();
246	#endif	342	#endif
247		343
248	destroy_ev.start (0);	344	destroy_ev.start ();
249	}	345	}
250		346
251	void	347	void
252	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
253	{	349	{
254	SET_R (this);	350	make_current ();
255		351
256	delete this;	352	delete this;
257	}
258
259	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */
261	/* LIBPROTO */
262	rxvt_t
263	rxvt_init (int argc, const char *const *argv)
264	{
265	SET_R (new rxvt_term);
266
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
268	{
269	delete GET_R;
270	SET_R (0);
271	}
272
273	return GET_R;
274	}
275
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
277
278	void
279	rxvt_init_signals ()
280	{
281	/* install exit handler for cleanup */
282	#if 0
283	#ifdef HAVE_ATEXIT
284	atexit (rxvt_clean_exit);
285	#else
286	#endif
287	#endif
288
289	struct sigaction sa;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}
306
307	bool
308	rxvt_term::init (int argc, const char *const *argv)
309	{
310	/*
311	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems
316	*/
317	privileges (SAVE);
318	privileges (IGNORE);
319
320	init_secondary ();
321
322	const char **cmd_argv = init_resources (argc, argv);
323
324	set_locale ("");
325
326	#if MENUBAR_MAX
327	menubar_read (rs[Rs_menu]);
328	#endif
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;
424	}	353	}
425		354
426	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
427	/*	356	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* 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
430	*/	359	*/
431	/* EXTPROTO */	360	static XErrorHandler old_xerror_handler;
432	void
433	rxvt_clean_exit ()
434	{
435	// TODO: rxvtd should clean up all ressources
436	if (GET_R)
437	GET_R->destroy ();
438	}
439		361
440	/* ------------------------------------------------------------------------- *	362	static void
441	* MEMORY ALLOCATION WRAPPERS *	363	rxvt_emergency_cleanup ()
442	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */
444	void *
445	rxvt_malloc (size_t size)
446	{	364	{
447	void *p;	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
448		366	(*t)->emergency_cleanup ();
449	p = malloc (size);
450	if (p)
451	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	367	}
458		368
459	/* EXTPROTO */	369	#if !ENABLE_MINIMAL
460	void *	370	static void
461	rxvt_calloc (size_t number, size_t size)	371	print_x_error (Display *dpy, XErrorEvent *event)
462	{	372	{
463	void *p;	373	char buffer[BUFSIZ];
464		374	char mesg[BUFSIZ];
465	p = calloc (number, size);	375	char number[32];
466	if (p)	376	char *mtype = "XlibMessage";
467	return p;	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
468		378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
470	rxvt_clean_exit ();	380	rxvt_warn ("%s: %s\n", mesg, buffer);
471	exit (EXIT_FAILURE);	381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
472	/* 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);
473	}	415	}
		416	#endif
474		417
475	/* EXTPROTO */	418	int
476	void *	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
477	rxvt_realloc (void *ptr, size_t size)
478	{	420	{
479	void *p;	421	if (GET_R->allowedxerror == -1)
480		422	GET_R->allowedxerror = event->error_code;
481	if (ptr)
482	p = realloc (ptr, size);
483	else	423	else
484	p = malloc (size);	424	{
485	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
486	return p;	434	return 0;
		435	}
487		436
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	437	int
489	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 ();
490	exit (EXIT_FAILURE);	443	_exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	444	}
493		445
494	/* ------------------------------------------------------------------------- *	446	static struct sig_handlers
495	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */
498	void
499	rxvt_term::privileges (int mode)
500	{	447	{
501	#if ! defined(__CYGWIN32__)	448	ev::sig sw_term, sw_int;
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	449
503	/* setreuid () is the poor man's setuid (), seteuid () */	450	/*
504	# define seteuid(a) setreuid(-1, (a))	451	* Catch a fatal signal and tidy up before quitting
505	# define setegid(a) setregid(-1, (a))	452	*/
506	# define HAVE_SETEUID	453	void sig_term (ev::sig &w, int revents);
507	# endif	454
508	# ifdef HAVE_SETEUID	455	sig_handlers ()
509	switch (mode)
510	{	456	{
511	case IGNORE:	457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
512	/*	458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
513	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required
515	*/
516	seteuid (getuid ());
517	setegid (getgid ());
518	break;
519	case SAVE:
520	euid = geteuid ();
521	egid = getegid ();
522	break;
523	case RESTORE:
524	seteuid (euid);
525	setegid (egid);
526	break;
527	}	459	}
528	# else	460	} sig_handlers;
529	switch (mode)
530	{
531	case IGNORE:
532	setuid (getuid ());
533	setgid (getgid ());
534	/* FALLTHROUGH */
535	case SAVE:
536	/* FALLTHROUGH */
537	case RESTORE:
538	break;
539	}
540	# endif
541	#endif
542	}
543		461
544	#ifdef UTMP_SUPPORT
545	void	462	void
546	rxvt_term::privileged_utmp (char action)	463	sig_handlers::sig_term (ev::sig &w, int revents)
547	{	464	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	465	rxvt_emergency_cleanup ();
549	action, next_utmp_action, getpid ()));	466	w.stop ();
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	467	kill (getpid (), w.signum);
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;
554
555	privileges (RESTORE);
556	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);
560	}
561	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();
565	}
566	privileges (IGNORE);
567	}	468	}
568	#endif
569		469
570	#ifndef NO_SETOWNER_TTYDEV	470	char **rxvt_environ; // startup environment
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580		471
581	privileges (RESTORE);	472	void
		473	rxvt_init ()
		474	{
		475	ptytty::init ();
582		476
583	if (action == SAVE)	477	if (!ev_default_loop (0))
584	{	478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif
592		479
593	{	480	rxvt_environ = environ;
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif
599		481
600	}	482	signal (SIGHUP, SIG_IGN);
601	}	483	signal (SIGPIPE, SIG_IGN);
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif
613		484
614	}	485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
615		487
616	privileges (IGNORE);	488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
617		490
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	492	// TODO: handle this with exceptions and tolerate the memory loss
620	action == RESTORE ? "Restoring" : (action ==	493	XSetIOErrorHandler (rxvt_xioerror_handler);
621	SAVE ? "Saving" :	494
622	"UNKNOWN ERROR for"), ttydev,	495	XrmInitialize ();
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif
626	}	496	}
627	#endif
628		497
629	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
630	/*	499	/*
631	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
633	*/	502	*/
634	void	503	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	505	{
637	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
639	unsigned int w, h;	508	unsigned int w, h;
640	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
641		510
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,
644	szHint.height));
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		514
649	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
650	flags = 0;	516	flags = 0;
		517
651	if (!parsed_geometry)	518	if (!parsed_geometry)
652	{	519	{
653	parsed_geometry = 1;	520	parsed_geometry = 1;
		521
654	if (rs[Rs_geometry])	522	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
656	if (flags & WidthValue)	525	if (flags & WidthValue)
657	{	526	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	527	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	528	szHint.flags |= USSize;
660	}	529	}
		530
661	if (flags & HeightValue)	531	if (flags & HeightValue)
662	{	532	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	533	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	534	szHint.flags |= USSize;
665	}	535	}
		536
666	if (flags & XValue)	537	if (flags & XValue)
667	{	538	{
668	szHint.x = x;	539	szHint.x = x;
669	szHint.flags |= USPosition;	540	szHint.flags |= USPosition;
		541
670	if (flags & XNegative)	542	if (flags & XNegative)
671	{	543	{
672	recalc_x = 1;	544	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	545	szHint.win_gravity = NorthEastGravity;
674	}	546	}
675	}	547	}
		548
676	if (flags & YValue)	549	if (flags & YValue)
677	{	550	{
678	szHint.y = y;	551	szHint.y = y;
679	szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
680	if (flags & YNegative)	554	if (flags & YNegative)
681	{	555	{
682	recalc_y = 1;	556	recalc_y = 1;
		557
683	if (szHint.win_gravity == NorthEastGravity)	558	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	559	szHint.win_gravity = SouthEastGravity;
685	else	560	else
686	szHint.win_gravity = SouthWestGravity;	561	szHint.win_gravity = SouthWestGravity;
687	}	562	}
688	}	563	}
689	}	564	}
		565
690	/* TODO: BOUNDS */	566	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	567	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	568	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	569	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	570	max_height = MAX_ROWS * fheight;
695		571
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	572	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		573
698	sb_w = mb_h = 0;
699	window_vt_x = window_vt_y = 0;	574	window_vt_x = window_vt_y = int_bwidth;
700	if (scrollbar_visible ())	575
		576	if (scrollBar.state)
701	{	577	{
702	sb_w = scrollbar_TotalWidth ();	578	int sb_w = scrollBar.total_width ();
703	szHint.base_width += sb_w;	579	szHint.base_width += sb_w;
		580
704	if (! (Options & Opt_scrollBar_right))	581	if (!option (Opt_scrollBar_right))
705	window_vt_x = sb_w;	582	window_vt_x += sb_w;
706	}
707	if (menubar_visible ())
708	{	583	}
709	mb_h = menuBar_TotalHeight ();	584
710	szHint.base_height += mb_h;
711	window_vt_y = mb_h;
712	}
713	szHint.width_inc = TermWin.fwidth;	585	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	586	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	587	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	588	szHint.min_height = szHint.base_height + szHint.height_inc;
717		589
718	if (width && width - szHint.base_width < max_width)	590	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	591	{
720	szHint.width = width;	592	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	593	width = newwidth - szHint.base_width;
722	}	594	}
723	else	595	else
724	{	596	{
725	MIN_IT (TermWin.width, max_width);	597	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	598	szHint.width = szHint.base_width + width;
727	}	599	}
		600
728	if (height && height - szHint.base_height < max_height)	601	if (newheight && newheight - szHint.base_height < max_height)
729	{	602	{
730	szHint.height = height;	603	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	604	height = newheight - szHint.base_height;
732	}	605	}
733	else	606	else
734	{	607	{
735	MIN_IT (TermWin.height, max_height);	608	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	609	szHint.height = szHint.base_height + height;
737	}	610	}
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;
740		611
741	if (recalc_x)	612	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	613	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);	614
744	if (recalc_y)	615	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	616	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		617
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	618	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	619	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751	TermWin.ncol, TermWin.nrow, szHint.width,
752	szHint.height));
753	return;
754	}	620	}
755		621
756	/*----------------------------------------------------------------------*/	622	/*----------------------------------------------------------------------*/
757	/*	623	/*
758	* Tell the teletype handler what size the window is.	624	* Tell the teletype handler what size the window is.
759	* Called after a window size change.	625	* Called after a window size change.
760	*/	626	*/
761	void	627	void
762	rxvt_term::tt_winch ()	628	rxvt_term::tt_winch ()
763	{	629	{
		630	if (pty->pty < 0)
		631	return;
		632
764	struct winsize ws;	633	struct winsize ws;
765		634
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	635	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	636	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	637	ws.ws_xpixel = width;
772	#ifndef DEBUG_SIZE	638	ws.ws_ypixel = height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	639	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
774	#else	640
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	641	#if 0
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	642	// TIOCSWINSZ is supposed to do this automatically and correctly
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */	643	if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);	644	kill (-cmd_pid, SIGWINCH);
780	# endif
781	#endif	645	#endif
782	}	646	}
783		647
784	/*----------------------------------------------------------------------*/	648	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */	649	/* set_fonts () - load and set the various fonts
786	/*	650	*
787	* init = 1 - initialize	651	* init = 1 - initialize
788	*	652	*
789	* fontname == FONT_UP - switch to bigger font	653	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font	654	* fontname == FONT_DN - switch to smaller font
791	*/	655	*/
792	bool	656	bool
793	rxvt_term::change_font (const char *fontname)	657	rxvt_term::set_fonts ()
794	{	658	{
795	if (fontname == FONT_UP)
796	{
797	// TODO
798	}
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);	659	rxvt_fontset *fs = new rxvt_fontset (this);
		660	rxvt_fontprop prop;
806		661
807	if (fs && fs->populate (fontname ? fontname : "fixed"))	662	if (!fs
		663	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		664	|| !fs->realize_font (1))
		665	{
		666	delete fs;
		667	return false;
		668	}
		669
		670	#if ENABLE_STYLES
		671	for (int i = RS_styleCount; --i; )
		672	if (fontset[i] != fontset[0])
		673	delete fontset[i];
		674	#endif
		675
		676	delete fontset[0];
		677	fontset[0] = fs;
		678
		679	prop = (*fs)[1]->properties ();
		680	prop.height += lineSpace;
		681
		682	fs->set_prop (prop, false);
		683
		684	fwidth = prop.width;
		685	fheight = prop.height;
		686	fbase = prop.ascent;
		687
		688	for (int style = 1; style < 4; style++)
		689	{
		690	#if ENABLE_STYLES
		691	const char *res = rs[Rs_font + style];
		692
		693	if (res && !*res)
		694	fontset[style] = fontset[0];
		695	else
808	{	696	{
809	delete TermWin.fontset;	697	fontset[style] = fs = new rxvt_fontset (this);
810	TermWin.fontset = fs;	698	rxvt_fontprop prop2 = prop;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814		699
815	if (TermWin.parent[0])	700	if (res)
816	{	701	{
817	resize_all_windows (0, 0, 0);	702	fs->populate (res);
818	scr_remap_chars ();	703	fs->set_prop (prop2, false);
819	scr_touch (true);
820	}	704	}
		705	else
		706	{
		707	fs->populate (fontset[0]->fontdesc);
821		708
822	return true;	709	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		710	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		711
		712	fs->set_prop (prop2, true);
		713	}
		714
823	}	715	}
		716	#else
		717	fontset[style] = fontset[0];
		718	#endif
		719	}
		720
		721	if (parent[0])
824	}	722	{
		723	resize_all_windows (0, 0, 0);
		724	scr_remap_chars ();
		725	scr_touch (true);
		726	}
825		727
826	return false;	728	return true;
827	}	729	}
828		730
829	bool	731	void
830	rxvt_term::font_up_down (int n, int direction)	732	rxvt_term::set_string_property (Atom prop, const char *str, int len)
831	{	733	{
832	return false;	734	XChangeProperty (dpy, parent[0],
		735	prop, XA_STRING, 8, PropModeReplace,
		736	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		737	}
		738
		739	void
		740	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		741	{
		742	wchar_t *ws = rxvt_mbstowcs (str, len);
		743	char *s = rxvt_wcstoutf8 (ws);
		744
		745	XChangeProperty (dpy, parent[0],
		746	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		747	(const unsigned char *)s, strlen (s));
		748
		749	free (s);
		750	free (ws);
833	}	751	}
834		752
835	/*----------------------------------------------------------------------*/	753	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	754	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	755	/* xterm sequences - title, iconName, color (exptl) */
838	void	756	void
839	rxvt_term::set_title (const char *str)	757	rxvt_term::set_title (const char *str)
840	{	758	{
841	#ifndef SMART_WINDOW_TITLE	759	set_string_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	760	#if ENABLE_EWMH
843	#else	761	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	762	#endif
853	}	763	}
854		764
855	void	765	void
856	rxvt_term::set_iconName (const char *str)	766	rxvt_term::set_icon_name (const char *str)
857	{	767	{
858	#ifndef SMART_WINDOW_TITLE	768	set_string_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	769	#if ENABLE_EWMH
860	#else	770	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	771	#endif
870	}	772	}
871		773
		774	void
		775	rxvt_term::set_window_color (int idx, const char *color)
		776	{
872	#ifdef XTERM_COLOR_CHANGE	777	#ifdef XTERM_COLOR_CHANGE
873	void
874	rxvt_term::set_window_color (int idx, const char *color)
875	{
876	rxvt_color xcol;	778	rxvt_color xcol;
877	int i;
878		779
879	if (color == NULL || *color == '\0')	780	if (color == NULL || *color == '\0')
880	return;	781	return;
881		782
		783	color = strdup (color);
		784	allocated.push_back ((void *)color);
		785	rs[Rs_color + idx] = color;
		786
882	/* handle color aliases */	787	/* handle color aliases */
883	if (isdigit (*color))	788	if (isdigit (*color))
884	{	789	{
885	i = atoi (color);	790	int i = atoi (color);
		791
886	if (i >= 8 && i <= 15)	792	if (i >= 8 && i <= 15)
		793	{
887	{ /* bright colors */	794	/* bright colors */
888	i -= 8;
889	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	795	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
891	SET_PIXCOLOR (idx);
892	goto Done;	796	goto done;
893	# endif
894
895	}	797	}
		798
896	if (i >= 0 && i <= 7)	799	if (i >= 0 && i <= 7)
		800	{
897	{ /* normal colors */	801	/* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	802	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);
900	goto Done;	803	goto done;
901	}	804	}
902	}	805	}
903	if (!rXParseAllocColor (& xcol, color))	806
904	return;	807	set_color (xcol, color);
905	/* XStoreColor (display->display, XCMAP, XColor*); */
906		808
907	/*	809	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	810	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	811	* so just keep gobbling up the colormap
910	*/	812	*/
911	# if 0
912	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])
914	break;
915	if (i > Color_White)
916	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
919	DisplayPlanes (display->display, display->screen));
920	}
921	# endif
922		813
923	PixColors[idx] = xcol;	814	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);
925		815
926	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */
928	Done:	816	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932
933	/* handle Color_BD, scrollbar background, etc. */	817	/*TODO: handle Color_BD, scrollbar background, etc. */
934		818
935	set_colorfgbg ();	819	update_fade_color (idx);
936	recolour_cursor ();	820	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	821	scr_recolour ();
938	scr_poweron ();	822	#endif /* XTERM_COLOR_CHANGE */
939	}	823	}
940
941	#else
942	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */
944		824
945	void	825	void
946	rxvt_term::recolour_cursor ()	826	rxvt_term::recolour_cursor ()
947	{	827	{
948	#if TODO	828	XColor fg, bg;
949	rxvt_color xcol[2];
950		829
951	xcol[0] = PixColors[Color_pointer];	830	(ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	831	? pix_colors_focused[Color_pointer_fg]
953	XQueryColors (display->display, XCMAP, xcol, 2);	832	: pix_colors_focused[Color_fg]).get (fg);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	833
955	#endif	834	(ISSET_PIXCOLOR (Color_pointer_bg)
		835	? pix_colors_focused[Color_pointer_bg]
		836	: pix_colors_focused[Color_bg]).get (bg);
		837
		838	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
956	}	839	}
957		840
958	/*----------------------------------------------------------------------*/	841	/*----------------------------------------------------------------------*/
959	/*	842	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	843	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	844	*/
962	void	845	void
963	rxvt_term::set_colorfgbg ()	846	rxvt_term::set_colorfgbg ()
964	{	847	{
965	unsigned int i;	848	unsigned int i;
966	const char *xpmb = "\0";	849	const char *xpmb = "";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	850	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
968		851
969	env_colorfgbg =
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971	STRCPY (fstr, "default");	852	strcpy (fstr, "default");
972	STRCPY (bstr, "default");	853	strcpy (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	854	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	855	if (pix_colors[Color_fg] == pix_colors[i])
975	{	856	{
976	sprintf (fstr, "%d", (i - Color_Black));	857	sprintf (fstr, "%d", (i - Color_Black));
977	break;	858	break;
978	}	859	}
		860
979	for (i = Color_Black; i <= Color_White; i++)	861	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	862	if (pix_colors[Color_bg] == pix_colors[i])
981	{	863	{
982	sprintf (bstr, "%d", (i - Color_Black));	864	sprintf (bstr, "%d", (i - Color_Black));
983	#ifdef XPM_BACKGROUND	865	#ifdef BG_IMAGE_FROM_FILE
984	xpmb = "default;";	866	xpmb = "default;";
985	#endif	867	#endif
986	break;	868	break;
987	}	869	}
988		870
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	871	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	872	}
1002		873
1003	/*----------------------------------------------------------------------*/	874	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		875
1009	int	876	bool
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	877	rxvt_term::set_color (rxvt_color &color, const char *name)
1011	{	878	{
1012	if (!screen_in_out->set (display, colour))	879	if (color.set (this, name))
1013	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);
1015	return false;
1016	}
1017
1018	return true;	880	return true;
		881
		882	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		883	return false;
		884	}
		885
		886	void
		887	rxvt_term::alias_color (int dst, int src)
		888	{
		889	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1019	}	890	}
1020		891
1021	/* -------------------------------------------------------------------- *	892	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	893	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	894	* -------------------------------------------------------------------- */
1024	void	895	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	896	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	897	{
1027	int fix_screen;	898	int fix_screen;
		899	int old_width = szHint.width;
		900	int old_height = szHint.height;
1028		901
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;
1031	#endif
1032
1033	window_calc (width, height);	902	window_calc (newwidth, newheight);
		903
		904	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	905	XSetWMNormalHints (dpy, parent[0], &szHint);
		906
1035	if (!ignoreparent)	907	if (!ignoreparent)
1036	{	908	{
1037	#ifdef SMART_RESIZE	909	#ifdef SMART_RESIZE
1038	/*	910	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	911	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	914	int x, y, x1, y1;
1043	int dx, dy;	915	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	916	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	917	Window unused_cr;
1046		918
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	919	XTranslateCoordinates (dpy, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	920	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	921	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	922	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	923	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	924	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	925	* our position for handles and decorations. Counter it
1054	*/	926	*/
…		…
1056	{	928	{
1057	x -= x1;	929	x -= x1;
1058	y -= y1;	930	y -= y1;
1059	}	931	}
1060		932
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	933	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	934	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	935	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	936	dy = old_height - szHint.height;
1065		937
1066	/* Check position of the center of the window */	938	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	939	if (x < x1) /* left half */
1068	dx = 0;	940	dx = 0;
…		…
1071	if (y < y1) /* top half */	943	if (y < y1) /* top half */
1072	dy = 0;	944	dy = 0;
1073	else if (y == y1) /* exact center */	945	else if (y == y1) /* exact center */
1074	dy /= 2;	946	dy /= 2;
1075		947
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	948	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	949	szHint.width, szHint.height);
1078	#else	950	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	951	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	952	#endif
1082
1083	}	953	}
1084		954
1085	fix_screen = (TermWin.ncol != prev_ncol	955	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1086	|| TermWin.nrow != prev_nrow);
1087		956
1088	if (fix_screen || width != old_width || height != old_height)	957	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	958	{
1090	if (scrollbar_visible ())	959	if (scrollBar.state)
1091	{	960	scrollBar.resize ();
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1093	0, scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();
1095	}
1096		961
1097	if (menubar_visible ())	962	XMoveResizeWindow (dpy, vt,
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	963	window_vt_x, window_vt_y,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1100
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1102	window_vt_y, TermWin_TotalWidth (),
1103	TermWin_TotalHeight ());	964	width, height);
1104	scr_clear (height != old_height);
1105	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();
1107	#endif
1108		965
		966	#ifdef HAVE_BG_PIXMAP
		967	if (bgPixmap.window_size_sensitive ())
		968	update_background ();
		969	#endif
		970
		971	scr_clear ();
1109	}	972	}
1110		973
1111	if (fix_screen || old_height == 0)	974	if (fix_screen || old_height == 0)
1112	{
1113	int curr_screen = -1;
1114	int old_ncol = prev_ncol;
1115
1116	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */
1118	{
1119	unsigned int ncol = TermWin.ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;
1123	}
1124
1125	scr_reset ();	975	scr_reset ();
1126		976
1127	if (curr_screen >= 0) /* this is not the first time through */	977	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1128	{	978	//scr_touch (false);
1129	scr_change_screen (curr_screen);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1131	}
1132	}
1133		979
1134	old_width = szHint.width;	980	#ifdef HAVE_BG_PIXMAP
1135	old_height = szHint.height;	981	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		982	// if (bgPixmap.pixmap)
		983	// scr_touch (false);
		984	#endif
1136		985
1137	#ifdef USE_XIM	986	#ifdef USE_XIM
1138	IMSetStatusPosition ();	987	IMSetPosition ();
1139	#endif	988	#endif
1140	}	989	}
1141		990
1142	/*	991	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	992	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	993	* good for toggling 80/132 columns
1145	*/	994	*/
1146	void	995	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	996	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	997	{
1149	XWindowAttributes wattr;	998	XWindowAttributes wattr;
1150		999
1151	if (width == 0 || height == 0)	1000	if (newwidth == 0 || newheight == 0)
1152	{	1001	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1002	XGetWindowAttributes (dpy, display->root, &wattr);
		1003
1154	if (width == 0)	1004	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1005	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1006	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1007	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1008	}
		1009
		1010	if (newwidth != width || newheight != height)
		1011	{
1161	width += szHint.base_width;	1012	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1013	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1014	resize_all_windows (newwidth, newheight, 0);
1164	}	1015	}
1165	}	1016	}
1166		1017
1167	/* -------------------------------------------------------------------- *	1018	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1019	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1020	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1021	#ifdef USE_XIM
1171		1022
1172	void	1023	void
		1024	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1025	{
		1026	fg = pix_colors [Color_fg];
		1027	bg = pix_colors [Color_bg];
		1028	}
		1029
		1030	void
1173	rxvt_term::im_set_size (XRectangle *size)	1031	rxvt_term::im_set_size (XRectangle &size)
1174	{	1032	{
1175	size->x = TermWin.int_bwidth;	1033	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1034	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1035	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1036	size.width = Width2Pixel (ncol) + int_bwidth;
		1037	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1038	}
1180		1039
1181	void	1040	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1041	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1042	XRectangle &status_rect,
		1043	const XRectangle &needed_rect)
1183	{	1044	{
1184	*fg = PixColors[Color_fg];	1045	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1046	preedit_rect.y = 0;
		1047	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1048	preedit_rect.height = fheight;
		1049
		1050	status_rect.x = 0;
		1051	status_rect.y = 0;
		1052	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1053	status_rect.height = fheight;
1186	}	1054	}
1187		1055
1188	/* Checking whether input method is running. */	1056	/* Checking whether input method is running. */
1189	bool	1057	bool
1190	rxvt_term::IMisRunning ()	1058	rxvt_term::IMisRunning ()
1191	{	1059	{
1192	char *p;	1060	char *p;
1193	Atom atom;	1061	Atom atom;
1194	Window win;	1062	Window win;
1195	char server[IMBUFSIZ];	1063	char server[IMBUFSIZ];
1196		1064
1197	/* get current locale modifier */	1065	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1066	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199	{	1067	{
1200	STRCPY (server, "@server=");	1068	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1069	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1070
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1071	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1203	*p = '\0';	1072	*p = '\0';
1204		1073
1205	atom = XInternAtom (display->display, server, False);	1074	atom = XInternAtom (dpy, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1075	win = XGetSelectionOwner (dpy, atom);
		1076
1207	if (win != None)	1077	if (win != None)
1208	return True;	1078	return True;
1209	}	1079	}
		1080
1210	return False;	1081	return False;
1211	}	1082	}
1212		1083
1213	void	1084	void
1214	rxvt_term::IMSendSpot ()	1085	rxvt_term::IMSendSpot ()
1215	{	1086	{
1216	XPoint spot;	1087	XPoint nspot;
1217	XVaNestedList preedit_attr;	1088	XVaNestedList preedit_attr;
1218		1089
1219	if (Input_Context == NULL	1090	if (!Input_Context
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1091	|| !focus
1221	|| ! (event_type == KeyPress	1092	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1093	return;
1228		1094
1229	im_set_position (&spot);	1095	im_set_position (nspot);
		1096
		1097	if (nspot.x == spot.x && nspot.y == spot.y)
		1098	return;
		1099
		1100	spot = nspot;
1230		1101
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1102	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1103	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1104	XFree (preedit_attr);
1234	}	1105	}
1235		1106
1236	void	1107	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1108	rxvt_term::im_destroy ()
1263	{	1109	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1110	if (input_method)
1271	{	1111	{
		1112	if (Input_Context && input_method->xim)
		1113	XDestroyIC (Input_Context);
		1114
1272	display->put_xim (input_method);	1115	display->put_xim (input_method);
1273	input_method = 0;	1116	input_method = 0;
1274	}	1117	}
		1118
		1119	Input_Context = 0;
1275	}	1120	}
		1121
		1122	#ifdef ENABLE_XIM_ONTHESPOT
		1123
		1124	static void
		1125	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1126	{
		1127	((rxvt_term *)client_data)->make_current ();
		1128	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1129	}
		1130
		1131	static void
		1132	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1133	{
		1134	((rxvt_term *)client_data)->make_current ();
		1135	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1136	}
		1137
		1138	static void
		1139	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1140	{
		1141	rxvt_term *term = (rxvt_term *)client_data;
		1142	XIMText *text = call_data->text;
		1143
		1144	term->make_current ();
		1145
		1146	if (text)
		1147	{
		1148	void *str;
		1149
		1150	if (!text->encoding_is_wchar && text->string.multi_byte)
		1151	{
		1152	// of course, X makes it ugly again
		1153	if (term->rs[Rs_imLocale])
		1154	SET_LOCALE (term->rs[Rs_imLocale]);
		1155
		1156	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1157	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1158
		1159	if (term->rs[Rs_imLocale])
		1160	SET_LOCALE (term->locale);
		1161	}
		1162	else
		1163	str = (void *)text->string.wide_char;
		1164
		1165	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1166	DT_INT, call_data->caret,
		1167	DT_INT, call_data->chg_first,
		1168	DT_INT, call_data->chg_length,
		1169	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1170	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1171	DT_END));
		1172	}
		1173	else
		1174	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1175	DT_INT, call_data->caret,
		1176	DT_INT, call_data->chg_first,
		1177	DT_INT, call_data->chg_length,
		1178	DT_END));
		1179	}
		1180
		1181	#if 0
		1182	static void
		1183	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1184	{
		1185	((rxvt_term *)client_data)->make_current ();
		1186	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1187	DT_INT, call_data->position,
		1188	DT_INT, call_data->direction,
		1189	DT_INT, call_data->style,
		1190	DT_END));
		1191	}
		1192	#endif
		1193
		1194	#endif
1276		1195
1277	/*	1196	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1197	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1198	* open a suitable preedit type
1280	*/	1199	*/
1281	bool	1200	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1201	rxvt_term::IM_get_IC (const char *modifiers)
1283	{	1202	{
1284	int i, j, found;	1203	int i, j, found;
1285	XIM xim;	1204	XIM xim;
1286	XPoint spot;	1205	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1206	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1207	unsigned long fg, bg;
1289	const char *p;	1208	const char *p;
1290	char **s;	1209	char **s;
1291	XIMStyles *xim_styles;	1210	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;	1211	#ifdef ENABLE_XIM_ONTHESPOT
		1212	XIMCallback xcb[4];
		1213	#endif
		1214
		1215	set_environ (envv);
1293		1216
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1218	return false;
1296		1219
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1220	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1221	if (input_method == NULL)
1300	return false;	1222	return false;
1301		1223
1302	xim = input_method->xim;	1224	xim = input_method->xim;
		1225	spot.x = spot.y = -1;
1303		1226
1304	xim_styles = NULL;	1227	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1229	|| !xim_styles || !xim_styles->count_styles)
1307	{	1230	{
1308	display->put_xim (input_method);	1231	im_destroy ();
1309	return false;	1232	return false;
1310	}	1233	}
1311		1234
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1235	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1236
		1237	for (int pi = 0; pi < 2; pi++)
		1238	{
		1239	p = pet[pi];
		1240
		1241	if (!p)
		1242	continue;
		1243
1313	s = rxvt_splitcommastring (p);	1244	s = rxvt_splitcommastring (p);
		1245
1314	for (i = found = 0; !found && s[i]; i++)	1246	for (i = found = 0; !found && s[i]; i++)
1315	{	1247	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1248	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1249	input_style = XIMPreeditPosition | XIMStatusNothing;
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1250	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1251	input_style = XIMPreeditArea | XIMStatusArea;
1320	else if (!STRCMP (s[i], "Root"))	1252	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1253	input_style = XIMPreeditNothing | XIMStatusNothing;
		1254	else if (!strcmp (s[i], "None"))
		1255	input_style = XIMPreeditNone | XIMStatusNone;
		1256	#ifdef ENABLE_XIM_ONTHESPOT
		1257	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1258	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1259	#endif
		1260	else
		1261	input_style = XIMPreeditNothing | XIMStatusNothing;
1322		1262
1323	for (j = 0; j < xim_styles->count_styles; j++)	1263	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1264	if (input_style == xim_styles->supported_styles[j])
1325	{	1265	{
		1266	rxvt_freecommastring (s);
		1267
1326	found = 1;	1268	found = 1;
1327	break;	1269	goto foundpet;
		1270	}
		1271
1328	}	1272	}
1329	}
1330		1273
1331	for (i = 0; s[i]; i++)	1274	rxvt_freecommastring (s);
1332	free (s[i]);	1275	}
1333		1276
1334	free (s);	1277	foundpet:
		1278
1335	XFree (xim_styles);	1279	XFree (xim_styles);
1336		1280
1337	if (!found)	1281	if (!found)
1338	{	1282	{
1339	display->put_xim (input_method);	1283	im_destroy ();
1340	return false;	1284	return false;
1341	}	1285	}
1342		1286
1343	preedit_attr = status_attr = NULL;	1287	XFontSet fs = 0;
		1288	XVaNestedList preedit_attr = 0, status_attr = 0;
		1289
		1290	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1291	{
		1292	// fake us a font-set, please
		1293	char **missing_charset_list;
		1294	int missing_charset_count;
		1295	char *def_string;
		1296	char pat[512];
		1297
		1298	sprintf (pat,
		1299	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1300	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1301	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1302	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1303	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1304	"*",
		1305	fheight,
		1306	fheight + 1, fheight - 1,
		1307	fheight - 2, fheight + 2);
		1308
		1309	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1310	&missing_charset_list, &missing_charset_count, &def_string);
		1311
		1312	if (missing_charset_list)
		1313	XFreeStringList (missing_charset_list);
		1314
		1315	if (!fs)
		1316	{
		1317	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1318	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1319	}
		1320	}
1344		1321
1345	if (input_style & XIMPreeditPosition)	1322	if (input_style & XIMPreeditPosition)
1346	{	1323	{
1347	im_set_size (&rect);	1324	im_set_size (rect);
1348	im_set_position (&spot);	1325	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1326	im_set_color (fg, bg);
1350		1327
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1328	preedit_attr = XVaCreateNestedList (0,
		1329	XNForeground, fg,
		1330	XNBackground, bg,
		1331	XNArea, &rect,
1352	XNSpotLocation, &spot,	1332	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1333	XNFontSet, fs,
1355	NULL);	1334	NULL);
1356	}	1335	}
1357	else if (input_style & XIMPreeditArea)	1336	else if (input_style & XIMPreeditArea)
1358	{	1337	{
1359	im_set_color (&fg, &bg);	1338	im_set_color (fg, bg);
1360		1339
1361	/*	1340	/*
1362	* The necessary width of preedit area is unknown	1341	* The necessary width of preedit area is unknown
1363	* until create input context.	1342	* until create input context.
1364	*/	1343	*/
1365	needed_rect.width = 0;	1344	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1345	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1346
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1347	preedit_attr = XVaCreateNestedList (0,
		1348	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1349	XNBackground, bg,
		1350	XNArea, &rect,
		1351	XNFontSet, fs,
		1352	NULL);
		1353	status_attr = XVaCreateNestedList (0,
		1354	XNForeground, fg,
		1355	XNBackground, bg,
		1356	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1357	XNFontSet, fs,
1372	NULL);	1358	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1359	}
1374	XNForeground, fg, XNBackground, bg,	1360	#if ENABLE_XIM_ONTHESPOT
1375	//XNFontSet, TermWin.fontset,	1361	else if (input_style & XIMPreeditCallbacks)
		1362	{
		1363	im_set_position (spot);
		1364
		1365	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1366	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1367	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1368	# if 0
		1369	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1370	# endif
		1371
		1372	preedit_attr = XVaCreateNestedList (0,
		1373	XNSpotLocation, &spot,
		1374	XNPreeditStartCallback, &xcb[0],
		1375	XNPreeditDoneCallback , &xcb[1],
		1376	XNPreeditDrawCallback , &xcb[2],
		1377	# if 0
		1378	XNPreeditCaretCallback, &xcb[3],
		1379	# endif
1376	NULL);	1380	NULL);
1377	}	1381	}
		1382	#endif
1378		1383
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1384	Input_Context = XCreateIC (xim,
		1385	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1386	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1387	XNFocusWindow, parent[0],
1382	preedit_attr ? XNPreeditAttributes : NULL,	1388	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1389	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1390	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1391	status_attr, NULL);
		1392
1386	if (preedit_attr) XFree (preedit_attr);	1393	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1394	if (status_attr) XFree (status_attr);
		1395	if (fs) XFreeFontSet (dpy, fs);
1388		1396
1389	if (Input_Context == NULL)	1397	if (Input_Context == NULL)
1390	{	1398	{
1391	rxvt_print_error ("failed to create input context");	1399	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1400	im_destroy ();
1393	return false;	1401	return false;
1394	}	1402	}
1395		1403
1396	if (input_style & XIMPreeditArea)	1404	#if 0
		1405	// unfortunately, only the focus window is used by XIM, hard to fix
		1406	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1407	vt_select_input ();
		1408	#endif
		1409
1397	IMSetStatusPosition ();	1410	IMSetPosition ();
1398		1411
1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1400	return true;	1412	return true;
1401	}	1413	}
1402		1414
1403	void	1415	void
1404	rxvt_term::im_cb ()	1416	rxvt_term::im_cb ()
1405	{	1417	{
1406	int i, found, had_im;	1418	int i;
1407	const char *p;	1419	const char *p;
1408	char **s;	1420	char **s;
1409	char buf[IMBUFSIZ];	1421	char buf[IMBUFSIZ];
1410		1422
		1423	make_current ();
		1424
1411	im_destroy ();	1425	im_destroy ();
1412		1426
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1427	if (Input_Context)
1415	return;	1428	return;
1416		1429
1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1430	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1418	if (rs[Rs_imLocale])	1431	if (rs[Rs_imLocale])
…		…
1423	if (p && *p)	1436	if (p && *p)
1424	{	1437	{
1425	bool found = false;	1438	bool found = false;
1426		1439
1427	s = rxvt_splitcommastring (p);	1440	s = rxvt_splitcommastring (p);
		1441
1428	for (i = 0; s[i]; i++)	1442	for (i = 0; s[i]; i++)
1429	{	1443	{
1430	if (*s[i])	1444	if (*s[i])
1431	{	1445	{
1432	STRCPY (buf, "@im=");	1446	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1447	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1448	if (IM_get_IC (buf))
1435	{	1449	{
1436	found = true;	1450	found = true;
1437	break;	1451	break;
1438	}	1452	}
1439	}	1453	}
1440	}	1454	}
1441	for (i = 0; s[i]; i++)	1455
1442	free (s[i]);	1456	rxvt_freecommastring (s);
1443	free (s);
1444		1457
1445	if (found)	1458	if (found)
1446	goto done;	1459	goto done;
1447	}	1460	}
1448		1461
…		…
1460	SET_LOCALE (locale);	1473	SET_LOCALE (locale);
1461	#endif	1474	#endif
1462	}	1475	}
1463		1476
1464	void	1477	void
1465	rxvt_term::IMSetStatusPosition ()	1478	rxvt_term::IMSetPosition ()
1466	{	1479	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1480	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1481	XVaNestedList preedit_attr, status_attr;
1469		1482
1470	if (Input_Context == NULL	1483	if (!Input_Context
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1484	|| !focus
		1485	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1472	|| !IMisRunning ())	1486	|| !IMisRunning ())
1473	return;	1487	return;
1474		1488
		1489	if (input_style & XIMPreeditPosition)
		1490	{
		1491	im_set_size (preedit_rect);
		1492	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1493
		1494	XSetICValues (Input_Context,
		1495	XNPreeditAttributes, preedit_attr, NULL);
		1496	}
		1497	else
		1498	{
1475	/* Getting the necessary width of preedit area */	1499	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1500	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1501	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1502	XFree (status_attr);
1479		1503
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1504	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1505	XFree (needed_rect);
1481		1506
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1507	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1508	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1509
1485	XSetICValues (Input_Context,	1510	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1511	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1512	XNStatusAttributes, status_attr,
		1513	NULL);
1488		1514
		1515	XFree (status_attr);
		1516	}
		1517
1489	XFree (preedit_attr);	1518	XFree (preedit_attr);
1490	XFree (status_attr);
1491	}	1519	}
1492	#endif /* USE_XIM */	1520	#endif /* USE_XIM */
1493		1521
1494	/*----------------------------------------------------------------------*/	1522	void
1495	rxvt_t rxvt_current_term;	1523	rxvt_term::get_window_origin (int &x, int &y)
		1524	{
		1525	Window cr;
		1526	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1527	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1528	}
		1529
		1530	Pixmap
		1531	rxvt_term::get_pixmap_property (int prop_id)
		1532	{
		1533	if (prop_id > 0 && prop_id < NUM_XA)
		1534	if (xa[prop_id])
		1535	{
		1536	int aformat;
		1537	unsigned long nitems, bytes_after;
		1538	Atom atype;
		1539	unsigned char *prop = NULL;
		1540	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1541	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1542	&nitems, &bytes_after, &prop);
		1543	if (result == Success && prop && atype == XA_PIXMAP)
		1544	return *(Pixmap *)prop;
		1545	}
		1546
		1547	return None;
		1548	}
		1549
		1550	#ifdef HAVE_BG_PIXMAP
		1551	# if TRACE_PIXMAPS
		1552	# undef update_background
		1553	void
		1554	rxvt_term::trace_update_background (const char *file, int line)
		1555	{
		1556	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1557	update_background ();
		1558	}
		1559	# endif
		1560
		1561	void
		1562	rxvt_term::update_background ()
		1563	{
		1564	if (update_background_ev.is_active ())
		1565	return;
		1566
		1567	bgPixmap.invalidate ();
		1568
		1569	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1570
		1571	if (to_wait <= 0.)
		1572	bgPixmap.render ();
		1573	else
		1574	update_background_ev.start (to_wait);
		1575	}
		1576
		1577	void
		1578	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1579	{
		1580	make_current ();
		1581
		1582	update_background_ev.stop ();
		1583	bgPixmap.render ();
		1584	refresh_check ();
		1585	}
		1586
		1587	#endif /* HAVE_BG_PIXMAP */
1496		1588
1497	/*----------------------- end-of-file (C source) -----------------------*/	1589	/*----------------------- end-of-file (C source) -----------------------*/

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