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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.43 by pcg, Tue Feb 24 00:02:44 2004 UTC vs.
Revision 1.261 by root, Mon Nov 19 15:33:34 2007 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) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
48		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
53	{	65	{
54	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
55	{	67
56	STRNCPY (curlocale, locale, 128);	68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
61	void *	79	void
62	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
63	{	81	{
64	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
65		85
66	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
67	return p;	151	return len;
68	}
69		152
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	153	}
		154	#endif
75		155
76	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
77	:	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	rootwin_ev (this, &rxvt_term::rootwin_cb),
79	termwin_ev (this, &rxvt_term::x_cb),	160	#endif
80	vt_ev (this, &rxvt_term::x_cb),	161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
81	#ifdef HAVE_SCROLLBARS	164	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),	165	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif	166	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif
87	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif	169	#endif
90	#ifdef TEXT_BLINK	170	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif	172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		181	#endif
93	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif	184	#endif
96	#ifdef USE_XIM	185	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	186	im_ev (this, &rxvt_term::im_cb),
98	#endif	187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
		192	vt_ev (this, &rxvt_term::x_cb),
99	check_ev (this, &rxvt_term::check_cb),	193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
103	{	199	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
105	}	219	}
106		220
107	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
108	{	222	{
109	if (cmd_fd >= 0)	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		224
112	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
119	delete TermWin.fontset;	232	delete fontset[0];
120		233
121	if (display)	234	if (display)
		235	{
		236	selection_clear ();
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
122	if (TermWin.parent[0])	269	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (dpy, parent[0]);
124		271
125	// TODO: free pixcolours, colours should become part of rxvt_display	272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
126		280
127	delete PixColors;	281	clear ();
		282	}
128		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	bgPixmap.destroy ();
129	displays.put (display);	290	displays.put (display);
130		291
131	scr_release ();	292	scr_release ();
132		293
133	free (env_windowid);	294	/* clear all resources */
		295	for (int i = 0; i < allocated.size (); i++)
		296	free (allocated [i]);
		297
		298	free (selection.text);
		299	// TODO: manage env vars in child only(!)
134	free (env_display);	300	free (env_display);
135	free (env_term);	301	free (env_term);
136	free (env_colorfgbg);
137	free (locale);	302	free (locale);
138	free (codeset);	303	free (v_buffer);
		304	free (incr_buf);
139		305
140	delete envv;	306	delete envv;
141	delete argv;	307	delete argv;
		308
		309	#ifdef KEYSYM_RESOURCE
		310	delete keyboard;
		311	#endif
		312	}
		313
		314	// child has exited, usually destroys
		315	void
		316	rxvt_term::child_cb (ev::child &w, int status)
		317	{
		318	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		319
		320	cmd_pid = 0;
		321
		322	if (!option (Opt_hold))
		323	destroy ();
142	}	324	}
143		325
144	void	326	void
145	rxvt_term::destroy ()	327	rxvt_term::destroy ()
146	{	328	{
		329	if (destroy_ev.active)
		330	return;
		331
		332	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		333
		334	#if ENABLE_OVERLAY
		335	scr_overlay_off ();
		336	#endif
		337
147	if (display)	338	if (display)
148	{	339	{
		340	#if USE_XIM
		341	im_ev.stop (display);
		342	#endif
		343	#if HAVE_SCROLLBARS
		344	scrollbar_ev.stop (display);
		345	#endif
		346	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	347	rootwin_ev.stop (display);
		348	#endif
		349	incr_ev.stop ();
150	termwin_ev.stop (display);	350	termwin_ev.stop (display);
151	vt_ev.stop (display);	351	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	352	}
163		353
164	check_ev.stop ();	354	prepare_ev.stop ();
165	pty_ev.stop ();	355	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	356	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	357	cursor_blink_ev.stop ();
168	#endif	358	#endif
169	#ifdef TEXT_BLINK	359	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	360	text_blink_ev.stop ();
171	#endif	361	#endif
		362	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		363	cont_scroll_ev.stop ();
		364	#endif
		365	#ifdef SELECTION_SCROLLING
		366	sel_scroll_ev.stop ();
		367	#endif
172	#ifdef POINTER_BLANK	368	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	369	pointer_ev.stop ();
174	#endif	370	#endif
175		371
176	destroy_ev.start (0);	372	destroy_ev.start ();
177	}	373	}
178		374
179	void	375	void
180	rxvt_term::destroy_cb (time_watcher &w)	376	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	377	{
182	SET_R (this);	378	make_current ();
183		379
184	delete this;	380	delete this;
185	}
186
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void
207	rxvt_init_signals ()
208	{
209	/* install exit handler for cleanup */
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible ())
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;
352	}	381	}
353		382
354	/*----------------------------------------------------------------------*/	383	/*----------------------------------------------------------------------*/
355	/*	384	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes	385	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can	386	* TODO: if debugging, this should free up any known resources if we can
358	*/	387	*/
359	/* EXTPROTO */	388	static XErrorHandler old_xerror_handler;
		389
		390	static void
		391	rxvt_emergency_cleanup ()
		392	{
		393	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		394	(*t)->emergency_cleanup ();
		395	}
		396
		397	#if !ENABLE_MINIMAL
		398	static void
		399	print_x_error (Display *dpy, XErrorEvent *event)
		400	{
		401	char buffer[BUFSIZ];
		402	char mesg[BUFSIZ];
		403	char number[32];
		404	char *mtype = "XlibMessage";
		405	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		406	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		407	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		408	rxvt_warn ("%s: %s\n", mesg, buffer);
		409	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		411	sprintf(number, "%d", event->request_code);
		412	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		413	rxvt_warn ("(which is %s)\n", buffer);
		414	if (event->request_code >= 128) {
		415	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		416	mesg, BUFSIZ);
		417	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		418	}
		419	if ((event->error_code == BadWindow) ||
		420	(event->error_code == BadPixmap) ||
		421	(event->error_code == BadCursor) ||
		422	(event->error_code == BadFont) ||
		423	(event->error_code == BadDrawable) ||
		424	(event->error_code == BadColor) ||
		425	(event->error_code == BadGC) ||
		426	(event->error_code == BadIDChoice) ||
		427	(event->error_code == BadValue) ||
		428	(event->error_code == BadAtom)) {
		429	if (event->error_code == BadValue)
		430	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		431	mesg, BUFSIZ);
		432	else if (event->error_code == BadAtom)
		433	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		434	mesg, BUFSIZ);
		435	else
		436	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		437	mesg, BUFSIZ);
		438	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		439	}
		440	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		441	mesg, BUFSIZ);
		442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		443	}
		444	#endif
		445
		446	int
		447	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		448	{
		449	if (GET_R->allowedxerror == -1)
		450	GET_R->allowedxerror = event->error_code;
		451	else
		452	{
		453	// GET_R is most likely not the terminal which caused the error,
		454	// so just output the error and continue
		455	#if ENABLE_MINIMAL
		456	old_xerror_handler (display, event);
		457	#else
		458	print_x_error (display, event);
		459	#endif
		460	}
		461
		462	return 0;
		463	}
		464
		465	int
		466	rxvt_xioerror_handler (Display *display)
		467	{
		468	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		469	DisplayString (display));
		470	rxvt_emergency_cleanup ();
		471	_exit (EXIT_FAILURE);
		472	}
		473
		474	/*----------------------------------------------------------------------*/
		475	bool
		476	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		477	{
		478	this->envv = envv;
		479
		480	SET_R (this);
		481	set_locale ("");
		482	set_environ (envv); // few things in X do not call setlocale :(
		483
		484	if (!init_vars ())
		485	return false;
		486
		487	init_secondary ();
		488
		489	const char **cmd_argv = init_resources (argc, argv);
		490
		491	#ifdef KEYSYM_RESOURCE
		492	keyboard->register_done ();
		493	#endif
		494
		495	#ifdef HAVE_SCROLLBARS
		496	if (option (Opt_scrollBar))
		497	scrollBar.setIdle (); /* set existence for size calculations */
		498	#endif
		499
		500	pty = ptytty::create ();
		501
		502	create_windows (argc, argv);
		503
		504	init_xlocale ();
		505
		506	scr_reset (); // initialize screen
		507
		508	#if 0
		509	XSynchronize (dpy, True);
		510	#endif
		511
		512	#ifdef HAVE_SCROLLBARS
		513	if (option (Opt_scrollBar))
		514	resize_scrollbar (); /* create and map scrollbar */
		515	#endif
		516	#ifdef HAVE_BG_PIXMAP
		517	{
		518	bgPixmap.set_target (this);
		519
		520	#ifdef ENABLE_TRANSPARENCY
		521	if (option (Opt_transparent))
		522	{
		523	bgPixmap.set_transparent ();
		524	#ifdef HAVE_AFTERIMAGE
		525	if (rs [Rs_blurradius])
		526	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		527	#endif
		528	if (ISSET_PIXCOLOR (Color_tint))
		529	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		530	if (rs [Rs_shade])
		531	bgPixmap.set_shade (rs [Rs_shade]);
		532
		533	bgPixmap.set_root_pixmap ();
		534	XSelectInput (dpy, display->root, PropertyChangeMask);
		535	rootwin_ev.start (display, display->root);
		536	}
		537	#endif
		538
		539	#ifdef BG_IMAGE_FROM_FILE
		540	if (rs[Rs_backgroundPixmap] != NULL)
		541	{
		542	const char *p = rs[Rs_backgroundPixmap];
		543
		544	if ((p = strchr (p, ';')) != NULL)
		545	{
		546	p++;
		547	bgPixmap.set_geometry (p);
		548	}
		549	else
		550	bgPixmap.set_defaultGeometry ();
		551
		552	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		553	if (!bgPixmap.window_position_sensitive ())
		554	update_background ();
		555	}
		556	#endif
		557	}
		558	#endif
		559
		560	#if ENABLE_PERL
		561	rootwin_ev.start (display, display->root);
		562	#endif
		563
		564	set_colorfgbg ();
		565
		566	init_command (cmd_argv);
		567
		568	free (cmd_argv);
		569
		570	if (pty->pty >= 0)
		571	pty_ev.start (pty->pty, ev::READ);
		572
		573	prepare_ev.start ();
		574
		575	HOOK_INVOKE ((this, HOOK_START, DT_END));
		576
		577	#if ENABLE_XEMBED
		578	if (rs[Rs_embed])
		579	{
		580	long info[2] = { 0, XEMBED_MAPPED };
		581
		582	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		583	32, PropModeReplace, (unsigned char *)&info, 2);
		584	}
		585	#endif
		586
		587	XMapWindow (dpy, vt);
		588	XMapWindow (dpy, parent[0]);
		589
		590	return true;
		591	}
		592
		593	static struct sig_handlers
		594	{
		595	ev::sig sw_term, sw_int;
		596
		597	/*
		598	* Catch a fatal signal and tidy up before quitting
		599	*/
360	void	600	void
361	rxvt_clean_exit ()	601	sig_term (ev::sig &w, int revents)
		602	{
		603	rxvt_emergency_cleanup ();
		604	w.stop ();
		605	kill (getpid (), w.signum);
		606	}
		607
		608	sig_handlers ()
		609	: sw_term (this, &sig_handlers::sig_term),
		610	sw_int (this, &sig_handlers::sig_term)
		611	{
		612	}
		613	} sig_handlers;
		614
		615	char **rxvt_environ; // startup environment
		616
		617	void
		618	rxvt_init ()
362	{	619	{
363	// TODO: rxvtd should clean up all ressources	620	ptytty::init ();
364	if (GET_R)	621
365	GET_R->destroy ();	622	if (!ev::ev_default_loop (0))
		623	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		624
		625	rxvt_environ = environ;
		626
		627	signal (SIGHUP, SIG_IGN);
		628	signal (SIGPIPE, SIG_IGN);
		629
		630	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		631	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		632
		633	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		634	/* signal (SIGURG, SIG_DFL); */
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
366	}	641	}
367		642
368	/* ------------------------------------------------------------------------- *	643	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	644	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	645	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	646	void *
372	void *
373	rxvt_malloc (size_t size)	647	rxvt_malloc (size_t size)
374	{	648	{
375	void *p;
376
377	p = malloc (size);	649	void *p = malloc (size);
		650
378	if (p)	651	if (!p)
		652	rxvt_fatal ("memory allocation failure. aborting.\n");
		653
379	return p;	654	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	655	}
386		656
387	/* EXTPROTO */	657	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	658	rxvt_calloc (size_t number, size_t size)
390	{	659	{
391	void *p;
392
393	p = calloc (number, size);	660	void *p = calloc (number, size);
		661
394	if (p)	662	if (!p)
		663	rxvt_fatal ("memory allocation failure. aborting.\n");
		664
395	return p;	665	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	666	}
402		667
403	/* EXTPROTO */	668	void *
404	void *
405	rxvt_realloc (void *ptr, size_t size)	669	rxvt_realloc (void *ptr, size_t size)
406	{	670	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	671	void *p = realloc (ptr, size);
411	else	672
412	p = malloc (size);
413	if (p)	673	if (!p)
		674	rxvt_fatal ("memory allocation failure. aborting.\n");
		675
414	return p;	676	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	677	}
421
422	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */
426	void
427	rxvt_term::privileges (int mode)
428	{
429	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID
435	# endif
436	# ifdef HAVE_SETEUID
437	switch (mode)
438	{
439	case IGNORE:
440	/*
441	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required
443	*/
444	seteuid (getuid ());
445	setegid (getgid ());
446	break;
447	case SAVE:
448	euid = geteuid ();
449	egid = getegid ();
450	break;
451	case RESTORE:
452	seteuid (euid);
453	setegid (egid);
454	break;
455	}
456	# else
457	switch (mode)
458	{
459	case IGNORE:
460	setuid (getuid ());
461	setgid (getgid ());
462	/* FALLTHROUGH */
463	case SAVE:
464	/* FALLTHROUGH */
465	case RESTORE:
466	break;
467	}
468	# endif
469	#endif
470	}
471
472	#ifdef UTMP_SUPPORT
473	void
474	rxvt_term::privileged_utmp (char action)
475	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477	action, next_utmp_action, getpid ()));
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;
482
483	privileges (RESTORE);
484	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);
488	}
489	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();
493	}
494	privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif
520
521	{
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif
527
528	}
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif
541
542	}
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif
554	}
555	#endif
556		678
557	/*----------------------------------------------------------------------*/	679	/*----------------------------------------------------------------------*/
558	/*	680	/*
559	* window size/position calculcations for XSizeHint and other storage.	681	* window size/position calculations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	682	* if width/height are non-zero then override calculated width/height
561	*/	683	*/
562	void	684	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	685	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	686	{
565	short recalc_x, recalc_y;	687	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	688	int x, y, sb_w, flags;
567	unsigned int w, h;	689	unsigned int w, h;
568	unsigned int max_width, max_height;	690	unsigned int max_width, max_height;
569		691
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,
572	szHint.height));
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	692	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	693	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	694	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		695
577	recalc_x = recalc_y = 0;	696	recalc_x = recalc_y = 0;
578	flags = 0;	697	flags = 0;
		698
579	if (!parsed_geometry)	699	if (!parsed_geometry)
580	{	700	{
581	parsed_geometry = 1;	701	parsed_geometry = 1;
		702
582	if (rs[Rs_geometry])	703	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	704	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		705
584	if (flags & WidthValue)	706	if (flags & WidthValue)
585	{	707	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	708	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	709	szHint.flags |= USSize;
588	}	710	}
		711
589	if (flags & HeightValue)	712	if (flags & HeightValue)
590	{	713	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	714	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	715	szHint.flags |= USSize;
593	}	716	}
		717
594	if (flags & XValue)	718	if (flags & XValue)
595	{	719	{
596	szHint.x = x;	720	szHint.x = x;
597	szHint.flags |= USPosition;	721	szHint.flags |= USPosition;
		722
598	if (flags & XNegative)	723	if (flags & XNegative)
599	{	724	{
600	recalc_x = 1;	725	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	726	szHint.win_gravity = NorthEastGravity;
602	}	727	}
603	}	728	}
		729
604	if (flags & YValue)	730	if (flags & YValue)
605	{	731	{
606	szHint.y = y;	732	szHint.y = y;
607	szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
		734
608	if (flags & YNegative)	735	if (flags & YNegative)
609	{	736	{
610	recalc_y = 1;	737	recalc_y = 1;
		738
611	if (szHint.win_gravity == NorthEastGravity)	739	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	740	szHint.win_gravity = SouthEastGravity;
613	else	741	else
614	szHint.win_gravity = SouthWestGravity;	742	szHint.win_gravity = SouthWestGravity;
615	}	743	}
616	}	744	}
617	}	745	}
		746
618	/* TODO: BOUNDS */	747	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	748	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	749	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	750	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	751	max_height = MAX_ROWS * fheight;
623		752
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	753	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		754
626	sb_w = mb_h = 0;	755	sb_w = 0;
627	window_vt_x = window_vt_y = 0;	756	window_vt_x = window_vt_y = int_bwidth;
628	if (scrollbar_visible ())	757
		758	if (scrollBar.state)
629	{	759	{
630	sb_w = scrollbar_TotalWidth ();	760	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	761	szHint.base_width += sb_w;
		762
632	if (! (Options & Opt_scrollBar_right))	763	if (!option (Opt_scrollBar_right))
633	window_vt_x = sb_w;	764	window_vt_x += sb_w;
634	}
635	if (menubar_visible ())
636	{	765	}
637	mb_h = menuBar_TotalHeight ();	766
638	szHint.base_height += mb_h;
639	window_vt_y = mb_h;
640	}
641	szHint.width_inc = TermWin.fwidth;	767	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	768	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	769	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	770	szHint.min_height = szHint.base_height + szHint.height_inc;
645		771
646	if (width && width - szHint.base_width < max_width)	772	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	773	{
648	szHint.width = width;	774	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	775	width = newwidth - szHint.base_width;
650	}	776	}
651	else	777	else
652	{	778	{
653	MIN_IT (TermWin.width, max_width);	779	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	780	szHint.width = szHint.base_width + width;
655	}	781	}
		782
656	if (height && height - szHint.base_height < max_height)	783	if (newheight && newheight - szHint.base_height < max_height)
657	{	784	{
658	szHint.height = height;	785	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	786	height = newheight - szHint.base_height;
660	}	787	}
661	else	788	else
662	{	789	{
663	MIN_IT (TermWin.height, max_height);	790	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	791	szHint.height = szHint.base_height + height;
665	}	792	}
		793
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	794	if (scrollBar.state && option (Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	795	window_sb_x = szHint.width - sb_w;
668		796
669	if (recalc_x)	797	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	798	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);	799
672	if (recalc_y)	800	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	801	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		802
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	803	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	804	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,
680	szHint.height));
681	return;
682	}	805	}
683		806
684	/*----------------------------------------------------------------------*/	807	/*----------------------------------------------------------------------*/
685	/*	808	/*
686	* Tell the teletype handler what size the window is.	809	* Tell the teletype handler what size the window is.
687	* Called after a window size change.	810	* Called after a window size change.
688	*/	811	*/
689	void	812	void
690	rxvt_term::tt_winch ()	813	rxvt_term::tt_winch ()
691	{	814	{
		815	if (pty->pty < 0)
		816	return;
		817
692	struct winsize ws;	818	struct winsize ws;
693		819
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	820	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	821	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	822	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	823	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	824	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
702	#else	825
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	826	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	827	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	828	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	829	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	830	#endif
710	}	831	}
711		832
712	/*----------------------------------------------------------------------*/	833	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	834	/* set_fonts () - load and set the various fonts
714	/*	835	*
715	* init = 1 - initialize	836	* init = 1 - initialize
716	*	837	*
717	* fontname == FONT_UP - switch to bigger font	838	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	839	* fontname == FONT_DN - switch to smaller font
719	*/	840	*/
720	bool	841	bool
721	rxvt_term::change_font (const char *fontname)	842	rxvt_term::set_fonts ()
722	{	843	{
723	if (fontname == FONT_UP)
724	{
725	// TODO
726	}
727	else if (fontname == FONT_DN)
728	{
729	// TODO
730	}
731	else
732	{
733	rxvt_fontset *fs = new rxvt_fontset (this);	844	rxvt_fontset *fs = new rxvt_fontset (this);
		845	rxvt_fontprop prop;
734		846
735	if (fs && fs->populate (fontname))	847	if (!fs
		848	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		849	|| !fs->realize_font (1))
		850	{
		851	delete fs;
		852	return false;
		853	}
		854
		855	#if ENABLE_STYLES
		856	for (int i = RS_styleCount; --i; )
		857	if (fontset[i] != fontset[0])
		858	delete fontset[i];
		859	#endif
		860
		861	delete fontset[0];
		862	fontset[0] = fs;
		863
		864	prop = (*fs)[1]->properties ();
		865	prop.height += lineSpace;
		866
		867	fs->set_prop (prop, false);
		868
		869	fwidth = prop.width;
		870	fheight = prop.height;
		871	fbase = prop.ascent;
		872
		873	for (int style = 1; style < 4; style++)
		874	{
		875	#if ENABLE_STYLES
		876	const char *res = rs[Rs_font + style];
		877
		878	if (res && !*res)
		879	fontset[style] = fontset[0];
		880	else
736	{	881	{
737	delete TermWin.fontset;	882	fontset[style] = fs = new rxvt_fontset (this);
738	TermWin.fontset = fs;	883	rxvt_fontprop prop2 = prop;
739	TermWin.fwidth = fs->base_font ()->width;
740	TermWin.fheight = fs->base_font ()->height;
741	TermWin.fbase = fs->base_font ()->ascent;
742		884
743	// TODO: screen needs to be told about new fonts	885	if (res)
744
745	if (TermWin.parent[0])
746	{	886	{
747	resize_all_windows (0, 0, 0);	887	fs->populate (res);
748	scr_remap_chars ();	888	fs->set_prop (prop2, false);
749	scr_touch (true);
750	}	889	}
		890	else
		891	{
		892	fs->populate (fontset[0]->fontdesc);
751		893
752	return true;	894	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		895	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		896
		897	fs->set_prop (prop2, true);
		898	}
		899
753	}	900	}
		901	#else
		902	fontset[style] = fontset[0];
		903	#endif
		904	}
		905
		906	if (parent[0])
754	}	907	{
		908	resize_all_windows (0, 0, 0);
		909	scr_remap_chars ();
		910	scr_touch (true);
		911	}
755		912
756	return false;	913	return true;
757	}	914	}
758		915
759	bool	916	void
760	rxvt_term::font_up_down (int n, int direction)	917	rxvt_term::set_string_property (Atom prop, const char *str, int len)
761	{	918	{
762	return false;	919	XChangeProperty (dpy, parent[0],
		920	prop, XA_STRING, 8, PropModeReplace,
		921	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		922	}
		923
		924	void
		925	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		926	{
		927	wchar_t *ws = rxvt_mbstowcs (str, len);
		928	char *s = rxvt_wcstoutf8 (ws);
		929
		930	XChangeProperty (dpy, parent[0],
		931	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		932	(const unsigned char *)s, strlen (s));
		933
		934	free (s);
		935	free (ws);
763	}	936	}
764		937
765	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
766	/*----------------------------------------------------------------------*/	939	/*----------------------------------------------------------------------*/
767	/* xterm sequences - title, iconName, color (exptl) */	940	/* xterm sequences - title, iconName, color (exptl) */
768	void	941	void
769	rxvt_term::set_title (const char *str)	942	rxvt_term::set_title (const char *str)
770	{	943	{
771	#ifndef SMART_WINDOW_TITLE	944	set_string_property (XA_WM_NAME, str);
772	XStoreName (display->display, TermWin.parent[0], str);	945	#if ENABLE_EWMH
773	#else	946	set_utf8_property (xa[XA_NET_WM_NAME], str);
774	char *name;
775
776	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777	name = NULL;
778	if (name == NULL || STRCMP (name, str))
779	XStoreName (display->display, TermWin.parent[0], str);
780	if (name)
781	XFree (name);
782	#endif	947	#endif
783	}	948	}
784		949
785	void	950	void
786	rxvt_term::set_iconName (const char *str)	951	rxvt_term::set_icon_name (const char *str)
787	{	952	{
788	#ifndef SMART_WINDOW_TITLE	953	set_string_property (XA_WM_ICON_NAME, str);
789	XSetIconName (display->display, TermWin.parent[0], str);	954	#if ENABLE_EWMH
790	#else	955	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791	char *name;
792
793	if (XGetIconName (display->display, TermWin.parent[0], &name))
794	name = NULL;
795	if (name == NULL || STRCMP (name, str))
796	XSetIconName (display->display, TermWin.parent[0], str);
797	if (name)
798	XFree (name);
799	#endif	956	#endif
800	}	957	}
801		958
		959	void
		960	rxvt_term::set_window_color (int idx, const char *color)
		961	{
802	#ifdef XTERM_COLOR_CHANGE	962	#ifdef XTERM_COLOR_CHANGE
803	void
804	rxvt_term::set_window_color (int idx, const char *color)
805	{
806	rxvt_color xcol;	963	rxvt_color xcol;
807	int i;	964	int i;
808		965
809	if (color == NULL || *color == '\0')	966	if (color == NULL || *color == '\0')
810	return;	967	return;
811		968
		969	color = strdup (color);
		970	allocated.push_back ((void *)color);
		971	rs[Rs_color + idx] = color;
		972
812	/* handle color aliases */	973	/* handle color aliases */
813	if (isdigit (*color))	974	if (isdigit (*color))
814	{	975	{
815	i = atoi (color);	976	i = atoi (color);
		977
816	if (i >= 8 && i <= 15)	978	if (i >= 8 && i <= 15)
817	{ /* bright colors */	979	{ /* bright colors */
818	i -= 8;	980	i -= 8;
819	# ifndef NO_BRIGHTCOLOR
820	PixColors[idx] = PixColors[minBrightCOLOR + i];	981	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
821	SET_PIXCOLOR (idx);
822	goto Done;	982	goto done;
823	# endif
824
825	}	983	}
		984
826	if (i >= 0 && i <= 7)	985	if (i >= 0 && i <= 7)
827	{ /* normal colors */	986	{ /* normal colors */
828	PixColors[idx] = PixColors[minCOLOR + i];	987	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829	SET_PIXCOLOR (idx);
830	goto Done;	988	goto done;
831	}	989	}
832	}	990	}
833	if (!rXParseAllocColor (& xcol, color))	991
834	return;	992	set_color (xcol, color);
835	/* XStoreColor (display->display, XCMAP, XColor*); */
836		993
837	/*	994	/*
838	* FIXME: should free colors here, but no idea how to do it so instead,	995	* FIXME: should free colors here, but no idea how to do it so instead,
839	* so just keep gobbling up the colormap	996	* so just keep gobbling up the colormap
840	*/	997	*/
841	# if 0
842	for (i = Color_Black; i <= Color_White; i++)
843	if (PixColors[idx] == PixColors[i])
844	break;
845	if (i > Color_White)
846	{
847	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
848	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
849	DisplayPlanes (display->display, display->screen));
850	}
851	# endif
852		998
853	PixColors[idx] = xcol;	999	pix_colors_focused[idx] = xcol;
854	SET_PIXCOLOR (idx);
855		1000
856	/* XSetWindowAttributes attr; */	1001	/* XSetWindowAttributes attr; */
857	/* Cursor cursor; */	1002	/* Cursor cursor; */
858	Done:	1003	done:
859	if (idx == Color_bg && ! (Options & Opt_transparent))
860	XSetWindowBackground (display->display, TermWin.vt,
861	PixColors[Color_bg]);
862
863	/* handle Color_BD, scrollbar background, etc. */	1004	/*TODO: handle Color_BD, scrollbar background, etc. */
864		1005
865	set_colorfgbg ();	1006	update_fade_color (idx);
866	recolour_cursor ();	1007	recolour_cursor ();
867	/* the only reasonable way to enforce a clean update */	1008	scr_recolour ();
868	scr_poweron ();	1009	#endif /* XTERM_COLOR_CHANGE */
869	}	1010	}
870
871	#else
872	# define set_window_color (idx,color) ((void)0)
873	#endif /* XTERM_COLOR_CHANGE */
874		1011
875	void	1012	void
876	rxvt_term::recolour_cursor ()	1013	rxvt_term::recolour_cursor ()
877	{	1014	{
878	#if TODO	1015	XColor fg, bg;
879	rxvt_color xcol[2];
880		1016
881	xcol[0] = PixColors[Color_pointer];	1017	(ISSET_PIXCOLOR (Color_pointer_fg)
882	xcol[1] = PixColors[Color_bg];	1018	? pix_colors_focused[Color_pointer_fg]
883	XQueryColors (display->display, XCMAP, xcol, 2);	1019	: pix_colors_focused[Color_fg]).get (fg);
884	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1020
885	#endif	1021	(ISSET_PIXCOLOR (Color_pointer_bg)
		1022	? pix_colors_focused[Color_pointer_bg]
		1023	: pix_colors_focused[Color_bg]).get (bg);
		1024
		1025	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
886	}	1026	}
887		1027
888	/*----------------------------------------------------------------------*/	1028	/*----------------------------------------------------------------------*/
889	/*	1029	/*
890	* find if fg/bg matches any of the normal (low-intensity) colors	1030	* find if fg/bg matches any of the normal (low-intensity) colors
891	*/	1031	*/
892	void	1032	void
893	rxvt_term::set_colorfgbg ()	1033	rxvt_term::set_colorfgbg ()
894	{	1034	{
895	unsigned int i;	1035	unsigned int i;
896	const char *xpmb = "\0";	1036	const char *xpmb = "\0";
897	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1037	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898		1038
899	env_colorfgbg =
900	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901	STRCPY (fstr, "default");	1039	strcpy (fstr, "default");
902	STRCPY (bstr, "default");	1040	strcpy (bstr, "default");
903	for (i = Color_Black; i <= Color_White; i++)	1041	for (i = Color_Black; i <= Color_White; i++)
904	if (PixColors[Color_fg] == PixColors[i])	1042	if (pix_colors[Color_fg] == pix_colors[i])
905	{	1043	{
906	sprintf (fstr, "%d", (i - Color_Black));	1044	sprintf (fstr, "%d", (i - Color_Black));
907	break;	1045	break;
908	}	1046	}
		1047
909	for (i = Color_Black; i <= Color_White; i++)	1048	for (i = Color_Black; i <= Color_White; i++)
910	if (PixColors[Color_bg] == PixColors[i])	1049	if (pix_colors[Color_bg] == pix_colors[i])
911	{	1050	{
912	sprintf (bstr, "%d", (i - Color_Black));	1051	sprintf (bstr, "%d", (i - Color_Black));
913	#ifdef XPM_BACKGROUND	1052	#ifdef BG_IMAGE_FROM_FILE
914	xpmb = "default;";	1053	xpmb = "default;";
915	#endif	1054	#endif
916	break;	1055	break;
917	}	1056	}
918		1057
919	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921	#ifndef NO_BRIGHTCOLOR
922	colorfgbg = DEFAULT_RSTYLE;
923	for (i = minCOLOR; i <= maxCOLOR; i++)
924	{
925	if (PixColors[Color_fg] == PixColors[i])
926	colorfgbg = SET_FGCOLOR (colorfgbg, i);
927	if (PixColors[Color_bg] == PixColors[i])
928	colorfgbg = SET_BGCOLOR (colorfgbg, i);
929	}
930	#endif
931	}	1059	}
932		1060
933	/*----------------------------------------------------------------------*/	1061	/*----------------------------------------------------------------------*/
934	/*
935	* Colour determination for low colour displays, routine from
936	* Hans de Goede <hans@highrise.nl>
937	*/
938		1062
939	int	1063	bool
940	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1064	rxvt_term::set_color (rxvt_color &color, const char *name)
941	{	1065	{
942	if (!screen_in_out->set (display, colour))	1066	if (color.set (this, name))
943	{
944	rxvt_print_error ("can't allocate colour: %s", colour);
945	return false;
946	}
947
948	return true;	1067	return true;
		1068
		1069	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1070	return false;
		1071	}
		1072
		1073	void
		1074	rxvt_term::alias_color (int dst, int src)
		1075	{
		1076	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
949	}	1077	}
950		1078
951	/* -------------------------------------------------------------------- *	1079	/* -------------------------------------------------------------------- *
952	* - WINDOW RESIZING - *	1080	* - WINDOW RESIZING - *
953	* -------------------------------------------------------------------- */	1081	* -------------------------------------------------------------------- */
954	void	1082	void
955	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1083	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
956	{	1084	{
957	int fix_screen;	1085	int fix_screen;
		1086	int old_width = szHint.width;
		1087	int old_height = szHint.height;
958		1088
959	#ifdef SMART_RESIZE
960	int old_width = szHint.width, old_height = szHint.height;
961	#endif
962
963	window_calc (width, height);	1089	window_calc (newwidth, newheight);
		1090
		1091	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
964	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1092	XSetWMNormalHints (dpy, parent[0], &szHint);
		1093
965	if (!ignoreparent)	1094	if (!ignoreparent)
966	{	1095	{
967	#ifdef SMART_RESIZE	1096	#ifdef SMART_RESIZE
968	/*	1097	/*
969	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1098	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
972	int x, y, x1, y1;	1101	int x, y, x1, y1;
973	int dx, dy;	1102	int dx, dy;
974	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1103	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975	Window unused_cr;	1104	Window unused_cr;
976		1105
977	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1106	XTranslateCoordinates (dpy, parent[0], display->root,
978	0, 0, &x, &y, &unused_cr);	1107	0, 0, &x, &y, &unused_cr);
979	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1108	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
980	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1109	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
981	/*	1110	/*
982	* if display->root isn't the parent window, a WM will probably have offset	1111	* if display->root isn't the parent window, a WM will probably have offset
983	* our position for handles and decorations. Counter it	1112	* our position for handles and decorations. Counter it
984	*/	1113	*/
…		…
986	{	1115	{
987	x -= x1;	1116	x -= x1;
988	y -= y1;	1117	y -= y1;
989	}	1118	}
990		1119
991	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1120	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
992	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1121	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
993	dx = old_width - szHint.width;	1122	dx = old_width - szHint.width;
994	dy = old_height - szHint.height;	1123	dy = old_height - szHint.height;
995		1124
996	/* Check position of the center of the window */	1125	/* Check position of the center of the window */
997	if (x < x1) /* left half */	1126	if (x < x1) /* left half */
998	dx = 0;	1127	dx = 0;
…		…
1001	if (y < y1) /* top half */	1130	if (y < y1) /* top half */
1002	dy = 0;	1131	dy = 0;
1003	else if (y == y1) /* exact center */	1132	else if (y == y1) /* exact center */
1004	dy /= 2;	1133	dy /= 2;
1005		1134
1006	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1135	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1007	szHint.width, szHint.height);	1136	szHint.width, szHint.height);
1008	#else	1137	#else
1009	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1138	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1010	szHint.height);
1011	#endif	1139	#endif
1012
1013	}	1140	}
1014		1141
1015	fix_screen = (TermWin.ncol != prev_ncol	1142	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1016	|| TermWin.nrow != prev_nrow);
1017		1143
1018	if (fix_screen || width != old_width || height != old_height)	1144	if (fix_screen || newwidth != old_width || newheight != old_height)
1019	{	1145	{
1020	if (scrollbar_visible ())	1146	if (scrollBar.state)
1021	{	1147	{
1022	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1148	XMoveResizeWindow (dpy, scrollBar.win,
		1149	window_sb_x, 0,
1023	0, scrollbar_TotalWidth (), szHint.height);	1150	scrollbar_TotalWidth (), szHint.height);
1024	resize_scrollbar ();	1151	resize_scrollbar ();
1025	}	1152	}
1026		1153
1027	if (menubar_visible ())	1154	XMoveResizeWindow (dpy, vt,
1028	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1155	window_vt_x, window_vt_y,
1029	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1030
1031	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1032	window_vt_y, TermWin_TotalWidth (),
1033	TermWin_TotalHeight ());	1156	width, height);
		1157
		1158	#ifdef HAVE_BG_PIXMAP
		1159	if (bgPixmap.window_size_sensitive ())
		1160	update_background ();
		1161	#endif
		1162
1034	scr_clear ();	1163	scr_clear ();
1035	#ifdef XPM_BACKGROUND
1036	resize_pixmap ();
1037	#endif
1038
1039	}	1164	}
1040		1165
1041	if (fix_screen || old_height == 0)	1166	if (fix_screen || old_height == 0)
1042	{
1043	int curr_screen = -1;
1044	int old_ncol = prev_ncol;
1045
1046	/* scr_reset only works on the primary screen */
1047	if (old_height) /* this is not the first time through */
1048	{
1049	unsigned int ncol = TermWin.ncol;
1050	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1051	curr_screen = scr_change_screen (PRIMARY);
1052	TermWin.ncol = ncol;
1053	}
1054
1055	scr_reset ();	1167	scr_reset ();
1056		1168
1057	if (curr_screen >= 0) /* this is not the first time through */	1169	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1058	{	1170	//scr_touch (false);
1059	scr_change_screen (curr_screen);
1060	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1061	}
1062	}
1063		1171
1064	old_width = szHint.width;	1172	#ifdef HAVE_BG_PIXMAP
1065	old_height = szHint.height;	1173	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1174	// if (bgPixmap.pixmap)
		1175	// scr_touch (false);
		1176	#endif
1066		1177
1067	#ifdef USE_XIM	1178	#ifdef USE_XIM
1068	IMSetStatusPosition ();	1179	IMSetPosition ();
1069	#endif	1180	#endif
1070	}	1181	}
1071		1182
1072	/*	1183	/*
1073	* Set the width/height of the vt window in characters. Units are pixels.	1184	* Set the width/height of the vt window in characters. Units are pixels.
1074	* good for toggling 80/132 columns	1185	* good for toggling 80/132 columns
1075	*/	1186	*/
1076	void	1187	void
1077	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1188	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1078	{	1189	{
1079	XWindowAttributes wattr;	1190	XWindowAttributes wattr;
1080		1191
1081	if (width == 0 || height == 0)	1192	if (newwidth == 0 || newheight == 0)
1082	{	1193	{
1083	XGetWindowAttributes (display->display, display->root, &wattr);	1194	XGetWindowAttributes (dpy, display->root, &wattr);
		1195
1084	if (width == 0)	1196	if (newwidth == 0)
1085	width = wattr.width - szHint.base_width;	1197	newwidth = wattr.width - szHint.base_width;
1086	if (height == 0)	1198	if (newheight == 0)
1087	height = wattr.height - szHint.base_height;	1199	newheight = wattr.height - szHint.base_height;
1088	}
1089	if (width != TermWin.width || height != TermWin.height)
1090	{	1200	}
		1201
		1202	if (newwidth != width || newheight != height)
		1203	{
1091	width += szHint.base_width;	1204	newwidth += szHint.base_width;
1092	height += szHint.base_height;	1205	newheight += szHint.base_height;
1093	resize_all_windows (width, height, 0);	1206	resize_all_windows (newwidth, newheight, 0);
1094	}	1207	}
1095	}	1208	}
1096		1209
1097	/* -------------------------------------------------------------------- *	1210	/* -------------------------------------------------------------------- *
1098	* - X INPUT METHOD ROUTINES - *	1211	* - X INPUT METHOD ROUTINES - *
1099	* -------------------------------------------------------------------- */	1212	* -------------------------------------------------------------------- */
1100	#ifdef USE_XIM	1213	#ifdef USE_XIM
1101		1214
1102	void	1215	void
		1216	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1217	{
		1218	fg = pix_colors [Color_fg];
		1219	bg = pix_colors [Color_bg];
		1220	}
		1221
		1222	void
1103	rxvt_term::im_set_size (XRectangle *size)	1223	rxvt_term::im_set_size (XRectangle &size)
1104	{	1224	{
1105	size->x = TermWin.int_bwidth;	1225	// the int_bwidth terms make no sense to me
1106	size->y = TermWin.int_bwidth;	1226	size.x = int_bwidth;
1107	size->width = Width2Pixel (TermWin.ncol);	1227	size.y = int_bwidth;
1108	size->height = Height2Pixel (TermWin.nrow);	1228	size.width = Width2Pixel (ncol) + int_bwidth;
		1229	size.height = Height2Pixel (nrow) + int_bwidth;
1109	}	1230	}
1110		1231
1111	void	1232	void
1112	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1233	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1234	XRectangle &status_rect,
		1235	const XRectangle &needed_rect)
1113	{	1236	{
1114	*fg = PixColors[Color_fg];	1237	preedit_rect.x = needed_rect.width;
1115	*bg = PixColors[Color_bg];	1238	preedit_rect.y = 0;
		1239	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1240	preedit_rect.height = fheight;
		1241
		1242	status_rect.x = 0;
		1243	status_rect.y = 0;
		1244	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1245	status_rect.height = fheight;
1116	}	1246	}
1117		1247
1118	/* Checking whether input method is running. */	1248	/* Checking whether input method is running. */
1119	bool	1249	bool
1120	rxvt_term::IMisRunning ()	1250	rxvt_term::IMisRunning ()
1121	{	1251	{
1122	char *p;	1252	char *p;
1123	Atom atom;	1253	Atom atom;
1124	Window win;	1254	Window win;
1125	char server[IMBUFSIZ];	1255	char server[IMBUFSIZ];
1126		1256
1127	/* get current locale modifier */	1257	/* get current locale modifier */
1128	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1258	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1129	{	1259	{
1130	STRCPY (server, "@server=");	1260	strcpy (server, "@server=");
1131	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1261	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1262
1132	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1263	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1133	*p = '\0';	1264	*p = '\0';
1134		1265
1135	atom = XInternAtom (display->display, server, False);	1266	atom = XInternAtom (dpy, server, False);
1136	win = XGetSelectionOwner (display->display, atom);	1267	win = XGetSelectionOwner (dpy, atom);
		1268
1137	if (win != None)	1269	if (win != None)
1138	return True;	1270	return True;
1139	}	1271	}
		1272
1140	return False;	1273	return False;
1141	}	1274	}
1142		1275
1143	void	1276	void
1144	rxvt_term::IMSendSpot ()	1277	rxvt_term::IMSendSpot ()
1145	{	1278	{
1146	XPoint spot;	1279	XPoint nspot;
1147	XVaNestedList preedit_attr;	1280	XVaNestedList preedit_attr;
1148		1281
1149	if (Input_Context == NULL	1282	if (!Input_Context
1150	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1283	|| !focus
1151	|| ! (event_type == KeyPress	1284	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1152	|| event_type == Expose
1153	|| event_type == NoExpose
1154	|| event_type == SelectionNotify
1155	|| event_type == ButtonRelease || event_type == FocusIn)
1156	|| !IMisRunning ())
1157	return;	1285	return;
1158		1286
1159	im_set_position (&spot);	1287	im_set_position (nspot);
		1288
		1289	if (nspot.x == spot.x && nspot.y == spot.y)
		1290	return;
		1291
		1292	spot = nspot;
1160		1293
1161	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1294	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1295	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163	XFree (preedit_attr);	1296	XFree (preedit_attr);
1164	}	1297	}
1165		1298
1166	void	1299	void
1167	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168	XRectangle * needed_rect)
1169	{
1170	int mbh, vtx = 0;
1171
1172	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173	vtx = scrollbar_TotalWidth ();
1174
1175	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176	mbh -= TermWin.lineSpace;
1177
1178	preedit_rect->x = needed_rect->width + vtx;
1179	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182	preedit_rect->height = Height2Pixel (1);
1183
1184	status_rect->x = vtx;
1185	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188	status_rect->height = Height2Pixel (1);
1189	}
1190
1191	void
1192	rxvt_term::im_destroy ()	1300	rxvt_term::im_destroy ()
1193	{	1301	{
1194	if (Input_Context)
1195	{
1196	XDestroyIC (Input_Context);
1197	Input_Context = NULL;
1198	}
1199
1200	if (input_method)	1302	if (input_method)
1201	{	1303	{
		1304	if (Input_Context && input_method->xim)
		1305	XDestroyIC (Input_Context);
		1306
1202	display->put_xim (input_method);	1307	display->put_xim (input_method);
1203	input_method = 0;	1308	input_method = 0;
1204	}	1309	}
		1310
		1311	Input_Context = 0;
1205	}	1312	}
		1313
		1314	#ifdef ENABLE_XIM_ONTHESPOT
		1315
		1316	static void
		1317	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1318	{
		1319	((rxvt_term *)client_data)->make_current ();
		1320	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1321	}
		1322
		1323	static void
		1324	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1325	{
		1326	((rxvt_term *)client_data)->make_current ();
		1327	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1328	}
		1329
		1330	static void
		1331	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1332	{
		1333	rxvt_term *term = (rxvt_term *)client_data;
		1334	XIMText *text = call_data->text;
		1335
		1336	term->make_current ();
		1337
		1338	if (text)
		1339	{
		1340	void *str;
		1341
		1342	if (!text->encoding_is_wchar && text->string.multi_byte)
		1343	{
		1344	// of course, X makes it ugly again
		1345	if (term->rs[Rs_imLocale])
		1346	SET_LOCALE (term->rs[Rs_imLocale]);
		1347
		1348	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1349	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1350
		1351	if (term->rs[Rs_imLocale])
		1352	SET_LOCALE (term->locale);
		1353	}
		1354	else
		1355	str = (void *)text->string.wide_char;
		1356
		1357	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1358	DT_INT, call_data->caret,
		1359	DT_INT, call_data->chg_first,
		1360	DT_INT, call_data->chg_length,
		1361	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1362	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1363	DT_END));
		1364	}
		1365	else
		1366	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1367	DT_INT, call_data->caret,
		1368	DT_INT, call_data->chg_first,
		1369	DT_INT, call_data->chg_length,
		1370	DT_END));
		1371	}
		1372
		1373	#if 0
		1374	static void
		1375	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1376	{
		1377	((rxvt_term *)client_data)->make_current ();
		1378	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1379	DT_INT, call_data->position,
		1380	DT_INT, call_data->direction,
		1381	DT_INT, call_data->style,
		1382	DT_END));
		1383	}
		1384	#endif
		1385
		1386	#endif
1206		1387
1207	/*	1388	/*
1208	* Try to open a XIM with the current modifiers, then see if we can	1389	* Try to open a XIM with the current modifiers, then see if we can
1209	* open a suitable preedit type	1390	* open a suitable preedit type
1210	*/	1391	*/
1211	bool	1392	bool
1212	rxvt_term::IM_get_IC (const char *modifiers)	1393	rxvt_term::IM_get_IC (const char *modifiers)
1213	{	1394	{
1214	int i, j, found;	1395	int i, j, found;
1215	XIM xim;	1396	XIM xim;
1216	XPoint spot;	1397	XPoint spot;
1217	XRectangle rect, status_rect, needed_rect;	1398	XRectangle rect, status_rect, needed_rect;
1218	unsigned long fg, bg;	1399	unsigned long fg, bg;
1219	const char *p;	1400	const char *p;
1220	char **s;	1401	char **s;
1221	XIMStyles *xim_styles;	1402	XIMStyles *xim_styles;
1222	XVaNestedList preedit_attr, status_attr;	1403	#ifdef ENABLE_XIM_ONTHESPOT
		1404	XIMCallback xcb[4];
		1405	#endif
		1406
		1407	set_environ (envv);
1223		1408
1224	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1409	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225	return false;	1410	return false;
1226		1411
1227	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228	input_method = display->get_xim (locale, modifiers);	1412	input_method = display->get_xim (locale, modifiers);
1229	if (input_method == NULL)	1413	if (input_method == NULL)
1230	return false;	1414	return false;
1231		1415
1232	xim = input_method->xim;	1416	xim = input_method->xim;
		1417	spot.x = spot.y = -1;
1233		1418
1234	xim_styles = NULL;	1419	xim_styles = NULL;
1235	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1420	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236	|| !xim_styles || !xim_styles->count_styles)	1421	|| !xim_styles || !xim_styles->count_styles)
1237	{	1422	{
1238	display->put_xim (input_method);	1423	im_destroy ();
1239	return false;	1424	return false;
1240	}	1425	}
1241		1426
1242	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1427	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1428
		1429	for (int pi = 0; pi < 2; pi++)
		1430	{
		1431	p = pet[pi];
		1432
		1433	if (!p)
		1434	continue;
		1435
1243	s = rxvt_splitcommastring (p);	1436	s = rxvt_splitcommastring (p);
		1437
1244	for (i = found = 0; !found && s[i]; i++)	1438	for (i = found = 0; !found && s[i]; i++)
1245	{	1439	{
1246	if (!STRCMP (s[i], "OverTheSpot"))	1440	if (!strcmp (s[i], "OverTheSpot"))
1247	input_style = (XIMPreeditPosition | XIMStatusNothing);	1441	input_style = XIMPreeditPosition | XIMStatusNothing;
1248	else if (!STRCMP (s[i], "OffTheSpot"))	1442	else if (!strcmp (s[i], "OffTheSpot"))
1249	input_style = (XIMPreeditArea | XIMStatusArea);	1443	input_style = XIMPreeditArea | XIMStatusArea;
1250	else if (!STRCMP (s[i], "Root"))	1444	else if (!strcmp (s[i], "Root"))
1251	input_style = (XIMPreeditNothing | XIMStatusNothing);	1445	input_style = XIMPreeditNothing | XIMStatusNothing;
		1446	else if (!strcmp (s[i], "None"))
		1447	input_style = XIMPreeditNone | XIMStatusNone;
		1448	#ifdef ENABLE_XIM_ONTHESPOT
		1449	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1450	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1451	#endif
		1452	else
		1453	input_style = XIMPreeditNothing | XIMStatusNothing;
1252		1454
1253	for (j = 0; j < xim_styles->count_styles; j++)	1455	for (j = 0; j < xim_styles->count_styles; j++)
1254	if (input_style == xim_styles->supported_styles[j])	1456	if (input_style == xim_styles->supported_styles[j])
1255	{	1457	{
		1458	rxvt_freecommastring (s);
		1459
1256	found = 1;	1460	found = 1;
1257	break;	1461	goto foundpet;
		1462	}
		1463
1258	}	1464	}
1259	}
1260		1465
1261	for (i = 0; s[i]; i++)	1466	rxvt_freecommastring (s);
1262	free (s[i]);	1467	}
1263		1468
1264	free (s);	1469	foundpet:
		1470
1265	XFree (xim_styles);	1471	XFree (xim_styles);
1266		1472
1267	if (!found)	1473	if (!found)
1268	{	1474	{
1269	display->put_xim (input_method);	1475	im_destroy ();
1270	return false;	1476	return false;
1271	}	1477	}
1272		1478
1273	preedit_attr = status_attr = NULL;	1479	XFontSet fs = 0;
		1480	XVaNestedList preedit_attr = 0, status_attr = 0;
		1481
		1482	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1483	{
		1484	// fake us a font-set, please
		1485	char **missing_charset_list;
		1486	int missing_charset_count;
		1487	char *def_string;
		1488	char pat[512];
		1489
		1490	sprintf (pat,
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"*",
		1497	fheight,
		1498	fheight + 1, fheight - 1,
		1499	fheight - 2, fheight + 2);
		1500
		1501	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1502	&missing_charset_list, &missing_charset_count, &def_string);
		1503
		1504	if (missing_charset_list)
		1505	XFreeStringList (missing_charset_list);
		1506
		1507	if (!fs)
		1508	{
		1509	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1510	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1511	}
		1512	}
1274		1513
1275	if (input_style & XIMPreeditPosition)	1514	if (input_style & XIMPreeditPosition)
1276	{	1515	{
1277	im_set_size (&rect);	1516	im_set_size (rect);
1278	im_set_position (&spot);	1517	im_set_position (spot);
1279	im_set_color (&fg, &bg);	1518	im_set_color (fg, bg);
1280		1519
1281	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1520	preedit_attr = XVaCreateNestedList (0,
		1521	XNForeground, fg,
		1522	XNBackground, bg,
		1523	XNArea, &rect,
1282	XNSpotLocation, &spot,	1524	XNSpotLocation, &spot,
1283	XNForeground, fg, XNBackground, bg,
1284	//XNFontSet, TermWin.fontset,	1525	XNFontSet, fs,
1285	NULL);	1526	NULL);
1286	}	1527	}
1287	else if (input_style & XIMPreeditArea)	1528	else if (input_style & XIMPreeditArea)
1288	{	1529	{
1289	im_set_color (&fg, &bg);	1530	im_set_color (fg, bg);
1290		1531
1291	/*	1532	/*
1292	* The necessary width of preedit area is unknown	1533	* The necessary width of preedit area is unknown
1293	* until create input context.	1534	* until create input context.
1294	*/	1535	*/
1295	needed_rect.width = 0;	1536	needed_rect.width = 0;
1296
1297	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1537	im_set_preedit_area (rect, status_rect, needed_rect);
1298		1538
1299	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1539	preedit_attr = XVaCreateNestedList (0,
		1540	XNForeground, fg,
1300	XNForeground, fg, XNBackground, bg,	1541	XNBackground, bg,
		1542	XNArea, &rect,
		1543	XNFontSet, fs,
		1544	NULL);
		1545	status_attr = XVaCreateNestedList (0,
		1546	XNForeground, fg,
		1547	XNBackground, bg,
		1548	XNArea, &status_rect,
1301	//XNFontSet, TermWin.fontset,	1549	XNFontSet, fs,
1302	NULL);	1550	NULL);
1303	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1551	}
1304	XNForeground, fg, XNBackground, bg,	1552	#if ENABLE_XIM_ONTHESPOT
1305	//XNFontSet, TermWin.fontset,	1553	else if (input_style & XIMPreeditCallbacks)
		1554	{
		1555	im_set_position (spot);
		1556
		1557	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1558	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1559	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1560	# if 0
		1561	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1562	# endif
		1563
		1564	preedit_attr = XVaCreateNestedList (0,
		1565	XNSpotLocation, &spot,
		1566	XNPreeditStartCallback, &xcb[0],
		1567	XNPreeditDoneCallback , &xcb[1],
		1568	XNPreeditDrawCallback , &xcb[2],
		1569	# if 0
		1570	XNPreeditCaretCallback, &xcb[3],
		1571	# endif
1306	NULL);	1572	NULL);
1307	}	1573	}
		1574	#endif
1308		1575
1309	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1576	Input_Context = XCreateIC (xim,
		1577	XNInputStyle, input_style,
1310	XNClientWindow, TermWin.parent[0],	1578	XNClientWindow, vt,
1311	XNFocusWindow, TermWin.parent[0],	1579	XNFocusWindow, parent[0],
1312	preedit_attr ? XNPreeditAttributes : NULL,	1580	preedit_attr ? XNPreeditAttributes : NULL,
1313	preedit_attr,	1581	preedit_attr,
1314	status_attr ? XNStatusAttributes : NULL,	1582	status_attr ? XNStatusAttributes : NULL,
1315	status_attr, NULL);	1583	status_attr, NULL);
		1584
1316	if (preedit_attr) XFree (preedit_attr);	1585	if (preedit_attr) XFree (preedit_attr);
1317	if (status_attr) XFree (status_attr);	1586	if (status_attr) XFree (status_attr);
		1587	if (fs) XFreeFontSet (dpy, fs);
1318		1588
1319	if (Input_Context == NULL)	1589	if (Input_Context == NULL)
1320	{	1590	{
1321	rxvt_print_error ("failed to create input context");	1591	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322	display->put_xim (input_method);	1592	im_destroy ();
1323	return false;	1593	return false;
1324	}	1594	}
1325		1595
1326	if (input_style & XIMPreeditArea)	1596	#if 0
		1597	// unfortunately, only the focus window is used by XIM, hard to fix
		1598	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1599	vt_select_input ();
		1600	#endif
		1601
1327	IMSetStatusPosition ();	1602	IMSetPosition ();
1328		1603
1329	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1330	return true;	1604	return true;
1331	}	1605	}
1332		1606
1333	void	1607	void
1334	rxvt_term::im_cb ()	1608	rxvt_term::im_cb ()
1335	{	1609	{
1336	int i, found, had_im;	1610	int i;
1337	const char *p;	1611	const char *p;
1338	char **s;	1612	char **s;
1339	char buf[IMBUFSIZ];	1613	char buf[IMBUFSIZ];
1340		1614
		1615	make_current ();
		1616
1341	im_destroy ();	1617	im_destroy ();
1342		1618
1343	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344	if (Input_Context)	1619	if (Input_Context)
1345	return;	1620	return;
1346		1621
1347	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1622	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1348	if (rs[Rs_imLocale])	1623	if (rs[Rs_imLocale])
…		…
1353	if (p && *p)	1628	if (p && *p)
1354	{	1629	{
1355	bool found = false;	1630	bool found = false;
1356		1631
1357	s = rxvt_splitcommastring (p);	1632	s = rxvt_splitcommastring (p);
		1633
1358	for (i = 0; s[i]; i++)	1634	for (i = 0; s[i]; i++)
1359	{	1635	{
1360	if (*s[i])	1636	if (*s[i])
1361	{	1637	{
1362	STRCPY (buf, "@im=");	1638	strcpy (buf, "@im=");
1363	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1639	strncat (buf, s[i], IMBUFSIZ - 5);
1364	if (IM_get_IC (buf))	1640	if (IM_get_IC (buf))
1365	{	1641	{
1366	found = true;	1642	found = true;
1367	break;	1643	break;
1368	}	1644	}
1369	}	1645	}
1370	}	1646	}
1371	for (i = 0; s[i]; i++)	1647
1372	free (s[i]);	1648	rxvt_freecommastring (s);
1373	free (s);
1374		1649
1375	if (found)	1650	if (found)
1376	goto done;	1651	goto done;
1377	}	1652	}
1378		1653
…		…
1390	SET_LOCALE (locale);	1665	SET_LOCALE (locale);
1391	#endif	1666	#endif
1392	}	1667	}
1393		1668
1394	void	1669	void
1395	rxvt_term::IMSetStatusPosition ()	1670	rxvt_term::IMSetPosition ()
1396	{	1671	{
1397	XRectangle preedit_rect, status_rect, *needed_rect;	1672	XRectangle preedit_rect, status_rect, *needed_rect;
1398	XVaNestedList preedit_attr, status_attr;	1673	XVaNestedList preedit_attr, status_attr;
1399		1674
1400	if (Input_Context == NULL	1675	if (!Input_Context
1401	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1676	|| !focus
		1677	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1402	|| !IMisRunning ())	1678	|| !IMisRunning ())
1403	return;	1679	return;
1404		1680
		1681	if (input_style & XIMPreeditPosition)
		1682	{
		1683	im_set_size (preedit_rect);
		1684	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1685
		1686	XSetICValues (Input_Context,
		1687	XNPreeditAttributes, preedit_attr, NULL);
		1688	}
		1689	else
		1690	{
1405	/* Getting the necessary width of preedit area */	1691	/* Getting the necessary width of preedit area */
1406	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1692	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1693	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408	XFree (status_attr);	1694	XFree (status_attr);
1409		1695
1410	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1696	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1697	XFree (needed_rect);
1411		1698
1412	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1699	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1700	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414		1701
1415	XSetICValues (Input_Context,	1702	XSetICValues (Input_Context,
1416	XNPreeditAttributes, preedit_attr,	1703	XNPreeditAttributes, preedit_attr,
1417	XNStatusAttributes, status_attr, NULL);	1704	XNStatusAttributes, status_attr,
		1705	NULL);
1418		1706
		1707	XFree (status_attr);
		1708	}
		1709
1419	XFree (preedit_attr);	1710	XFree (preedit_attr);
1420	XFree (status_attr);
1421	}	1711	}
1422	#endif /* USE_XIM */	1712	#endif /* USE_XIM */
1423		1713
1424	/*----------------------------------------------------------------------*/	1714	void
1425	rxvt_t rxvt_current_term;	1715	rxvt_term::get_window_origin (int &x, int &y)
		1716	{
		1717	Window cr;
		1718	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1719	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1720	}
		1721
		1722	Pixmap
		1723	rxvt_term::get_pixmap_property (int prop_id)
		1724	{
		1725	if (prop_id > 0 && prop_id < NUM_XA)
		1726	if (xa[prop_id])
		1727	{
		1728	int aformat;
		1729	unsigned long nitems, bytes_after;
		1730	Atom atype;
		1731	unsigned char *prop = NULL;
		1732	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1733	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1734	&nitems, &bytes_after, &prop);
		1735	if (result == Success && prop && atype == XA_PIXMAP)
		1736	{
		1737	return *(Pixmap *)prop;
		1738	}
		1739	}
		1740	return None;
		1741	}
		1742
		1743	#ifdef HAVE_BG_PIXMAP
		1744	# if TRACE_PIXMAPS
		1745	# undef update_background
		1746	int rxvt_term::trace_update_background (const char* file, int line)
		1747	{
		1748	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1749	update_background ();
		1750	}
		1751	# endif
		1752	int
		1753	rxvt_term::update_background ()
		1754	{
		1755	bgPixmap.invalidate ();
		1756
		1757	/* no chance of real time refresh if we are blurring! */
		1758	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1759	bgPixmap.render ();
		1760	else
		1761	{
		1762	update_background_ev.stop ();
		1763
		1764	if (!bgPixmap.need_client_side_rendering())
		1765	update_background_ev.start (.05);
		1766	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1767	update_background_ev.start (.20); /* very slow !!! */
		1768	else
		1769	update_background_ev.start (.07);
		1770	}
		1771
		1772	return 0;
		1773	}
		1774
		1775	void
		1776	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1777	{
		1778	bgPixmap.render ();
		1779	}
		1780
		1781	#endif /* HAVE_BG_PIXMAP */
1426		1782
1427	/*----------------------- end-of-file (C source) -----------------------*/	1783	/*----------------------- end-of-file (C source) -----------------------*/

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