ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.387 by sf-exg, Sun Dec 30 15:38:04 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.2 2003/11/24 17:31:27 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
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 "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	/*----------------------------------------------------------------------*/	47	#ifdef HAVE_XSETLOCALE
48	/* rxvt_init() */	48	# define X_LOCALE
49	/* LIBPROTO */	49	# include <X11/Xlocale.h>
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
56
57	dR;
58	if (rxvt_init_vars(aR) < 0) {
59	free(R);
60	return NULL;
61	}
62
63	/*
64	* Save and then give up any super-user privileges
65	* If we need privileges in any area then we must specifically request it.
66	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72
73	rxvt_init_secondary(aR);
74
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);
76
77	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79	#endif
80	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif
84
85	rxvt_Create_Windows(aR_ argc, argv);
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93
94	#if 0
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else	50	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	51	# include <locale.h>
100	#endif	52	#endif
101	#endif
102		53
103	#ifdef HAVE_SCROLLBARS	54	struct termios rxvt_term::def_tio;
104	if (R->Options & Opt_scrollBar)	55	vector<rxvt_term *> rxvt_term::termlist;
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */	56
106	#endif	57	// used to tell global functions which terminal instance is "active"
107	#if (MENUBAR_MAX)	58	rxvt_t rxvt_current_term;
108	if (menubar_visible(r))	59
109	XMapWindow(R->Xdisplay, R->menuBar.win);	60	static char curlocale[128], savelocale[128];
110	#endif	61
111	#ifdef TRANSPARENT	62	bool
112	if (R->Options & Opt_transparent) {	63	rxvt_set_locale (const char *locale) NOTHROW
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);	64	{
114	rxvt_check_our_parents(aR);	65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
		74	setlocale (LC_CTYPE, curlocale);
		75	return true;
		76	}
		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
115	}	102	{
116	#endif	103	if (cc->c2 == c2) return c1;
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	104	cc = (*this)[cc->c1];
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	105	}
119		106
120	rxvt_init_env(aR);	107	// check to see whether this combination already exists otherwise
121	rxvt_init_command(aR_ cmd_argv);	108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
122		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
		148	return len;
		149
		150	}
		151	#endif
		152
		153	rxvt_term::rxvt_term ()
		154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
		158	#ifdef CURSOR_BLINK
		159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		160	#endif
		161	#ifdef TEXT_BLINK
		162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
		179	#endif
		180	#ifdef POINTER_BLANK
		181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
		182	#endif
		183	#ifndef NO_BELL
		184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		185	#endif
		186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
		193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
		212	}
		213
		214	rxvt_term::~rxvt_term ()
		215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
		240	#if USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244	if (gc) XFreeGC (dpy, gc);
		245
		246	delete drawable;
		247	// destroy all windows
		248	if (parent)
		249	XDestroyWindow (dpy, parent);
		250
		251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	pix_colors_unfocused [i].free (this);
		257	#endif
		258	}
		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
		263	displays.put (display);
		264	}
		265
		266	scr_release ();
		267
		268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	free (selection.clip_text);
		274	free (locale);
		275	free (v_buffer);
		276
		277	delete selection_req;
		278
		279	delete envv;
		280	delete argv;
		281
		282	#ifdef KEYSYM_RESOURCE
		283	delete keyboard;
		284	#endif
		285	#ifndef NO_RESOURCES
		286	XrmDestroyDatabase (option_db);
		287	#endif
		288	}
		289
		290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (ev::child &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		295
		296	cmd_pid = 0;
		297
		298	if (!option (Opt_hold))
		299	destroy ();
		300	}
		301
		302	void
		303	rxvt_term::destroy ()
		304	{
		305	if (destroy_ev.is_active ())
123	return R;	306	return;
124	}
125		307
126	/* ------------------------------------------------------------------------- *	308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
127	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */
129	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139		309
140	do {	310	#if ENABLE_OVERLAY
141	errno = 0;	311	scr_overlay_off ();
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif	312	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165		313
166	/* ARGSUSED */	314	if (display)
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}	315	{
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	316	#if USE_XIM
178	event->request_code, event->minor_code,	317	im_ev.stop (display);
179	event->error_code);	318	#endif
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	319	scrollbar_ev.stop (display);
181	exit(EXIT_FAILURE);	320	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
182	/* NOTREACHED */	321	rootwin_ev.stop (display);
		322	#endif
		323	termwin_ev.stop (display);
		324	vt_ev.stop (display);
		325	}
		326
		327	flush_ev.stop ();
		328	pty_ev.stop ();
		329	#ifdef CURSOR_BLINK
		330	cursor_blink_ev.stop ();
		331	#endif
		332	#ifdef TEXT_BLINK
		333	text_blink_ev.stop ();
		334	#endif
		335	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		336	cont_scroll_ev.stop ();
		337	#endif
		338	#ifdef SELECTION_SCROLLING
		339	sel_scroll_ev.stop ();
		340	#endif
		341	#ifdef POINTER_BLANK
		342	pointer_ev.stop ();
		343	#endif
		344
		345	destroy_ev.start ();
		346	}
		347
		348	void
		349	rxvt_term::destroy_cb (ev::idle &w, int revents)
		350	{
		351	make_current ();
		352
		353	delete this;
		354	}
		355
		356	void
		357	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		358	{
		359	if (!opt)
		360	return;
		361
		362	uint8_t mask = 1 << (opt & 7);
		363	uint8_t &val = options [opt >> 3];
		364
		365	val = val & ~mask | (set ? mask : 0);
183	}	366	}
184		367
185	/*----------------------------------------------------------------------*/	368	/*----------------------------------------------------------------------*/
186	/*	369	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	370	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can
189	*/	371	*/
190	/* EXTPROTO */	372	static XErrorHandler old_xerror_handler;
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195		373
196	#ifdef DEBUG_SCREEN	374	static void
197	rxvt_scr_release(aR);	375	rxvt_emergency_cleanup ()
		376	{
		377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		378	(*t)->emergency_cleanup ();
		379	}
		380
		381	#if !ENABLE_MINIMAL
		382	static void ecb_cold
		383	print_x_error (Display *dpy, XErrorEvent *event)
		384	{
		385	char buffer[BUFSIZ];
		386	char mesg[BUFSIZ];
		387	char number[32];
		388
		389	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		390
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		392	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		393
		394	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		395	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		396	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		397
		398	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		399	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		400
		401	if (event->request_code >= 128)
		402	{
		403	#if 0
		404	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		405	int nexts;
		406	char **exts = XListExtensions (dpy, &nexts);
		407
		408	while (nexts)
		409	{
		410	char *extname = exts [nexts - 1];
		411	int major, first_event, first_error;
		412
		413	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		414	{
		415	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		416	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		417
		418	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		419	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		420	rxvt_warn ("+ (which is %s)\n", buffer);
		421
		422	break;
		423	}
		424
		425	printf ("nextss %d %s\n", nexts, extname);//D
		426	--nexts;
		427	++exts;
		428	}
		429	#else
		430	int nexts = 0;
		431	char **exts = 0;
198	#endif	432	#endif
199	#ifndef NO_SETOWNER_TTYDEV	433
200	rxvt_privileged_ttydev(aR_ RESTORE);	434	if (!nexts)
		435	{
		436	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		437
		438	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		439	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		440
		441	#if 0
		442	sprintf (number, "RENDER.%d", event->minor_code);
		443	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		444	rxvt_warn ("+ (which is %s)\n", buffer);
201	#endif	445	#endif
202	#ifdef UTMP_SUPPORT	446	}
203	rxvt_privileged_utmp(aR_ RESTORE);	447
204	#endif	448	XFreeExtensionList (exts);
205	#ifdef USE_XIM
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}	449	}
210	#endif
211	}
212
213	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */
217	void *
218	rxvt_malloc(size_t size)
219	{
220	void *p;
221
222	p = malloc(size);
223	if (p)
224	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}
231
232	/* EXTPROTO */
233	void *
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237
238	p = calloc(number, size);
239	if (p)
240	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}
247
248	/* EXTPROTO */
249	void *
250	rxvt_realloc(void *ptr, size_t size)
251	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);
256	else	450	else
257	p = malloc(size);	451	{
258	if (p)	452	sprintf (number, "%d", event->request_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	}
		456
		457	if (event->error_code == BadWindow
		458	|| event->error_code == BadPixmap
		459	|| event->error_code == BadCursor
		460	|| event->error_code == BadFont
		461	|| event->error_code == BadDrawable
		462	|| event->error_code == BadColor
		463	|| event->error_code == BadGC
		464	|| event->error_code == BadIDChoice
		465	|| event->error_code == BadValue
		466	|| event->error_code == BadAtom)
		467	{
		468	if (event->error_code == BadValue)
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		470	else if (event->error_code == BadAtom)
		471	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		472	else
		473	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		474
		475	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		476	}
		477	}
		478	#endif
		479
		480	int ecb_cold
		481	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		482	{
		483	if (GET_R->allowedxerror == -1)
		484	GET_R->allowedxerror = event->error_code;
		485	else
		486	{
		487	// GET_R is most likely not the terminal which caused the error,
		488	// so just output the error and continue
		489	#if ENABLE_MINIMAL
		490	old_xerror_handler (display, event);
		491	#else
		492	print_x_error (display, event);
		493	#endif
		494	}
		495
259	return p;	496	return 0;
		497	}
260		498
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	499	int ecb_cold
262	rxvt_clean_exit();	500	rxvt_xioerror_handler (Display *display)
		501	{
		502	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		503	DisplayString (display));
		504	rxvt_emergency_cleanup ();
263	exit(EXIT_FAILURE);	505	_exit (EXIT_FAILURE);
264	/* NOTREACHED */
265	}	506	}
266	/* ------------------------------------------------------------------------- *	507
267	* PRIVILEGED OPERATIONS *	508	static struct sig_handlers
268	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void
272	rxvt_privileges(pR_ int mode)
273	{	509	{
274	#if ! defined(__CYGWIN32__)	510	ev::sig sw_term, sw_int;
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	511
276	/* setreuid() is the poor man's setuid(), seteuid() */	512	/*
277	# define seteuid(a) setreuid(-1, (a))	513	* Catch a fatal signal and tidy up before quitting
278	# define setegid(a) setregid(-1, (a))	514	*/
279	# define HAVE_SETEUID	515	void sig_term (ev::sig &w, int revents);
		516
		517	sig_handlers ()
		518	{
		519	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		520	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		521	}
		522	} sig_handlers;
		523
		524	void
		525	sig_handlers::sig_term (ev::sig &w, int revents)
		526	{
		527	rxvt_emergency_cleanup ();
		528	w.stop ();
		529	kill (getpid (), w.signum);
		530	}
		531
		532	static void
		533	rxvt_get_ttymode (struct termios *tio)
		534	{
		535	if (tcgetattr (STDIN_FILENO, tio) < 0)
		536	memset (tio, 0, sizeof (struct termios));
		537
		538	for (int i = 0; i < NCCS; i++)
		539	tio->c_cc[i] = VDISABLE;
		540
		541	tio->c_cc[VINTR] = CINTR;
		542	tio->c_cc[VQUIT] = CQUIT;
		543	tio->c_cc[VERASE] = CERASE;
		544	#ifdef VERASE2
		545	tio->c_cc[VERASE2] = CERASE2;
		546	#endif
		547	tio->c_cc[VKILL] = CKILL;
		548	tio->c_cc[VEOF] = CEOF;
		549	tio->c_cc[VSTART] = CSTART;
		550	tio->c_cc[VSTOP] = CSTOP;
		551	tio->c_cc[VSUSP] = CSUSP;
		552	# ifdef VDSUSP
		553	tio->c_cc[VDSUSP] = CDSUSP;
280	# endif	554	# endif
281	# ifdef HAVE_SETEUID	555	# ifdef VREPRINT
282	switch (mode) {	556	tio->c_cc[VREPRINT] = CRPRNT;
283	case IGNORE:
284	/*
285	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required
287	*/
288	seteuid(getuid());
289	setegid(getgid());
290	break;
291	case SAVE:
292	R->h->euid = geteuid();
293	R->h->egid = getegid();
294	break;
295	case RESTORE:
296	seteuid(R->h->euid);
297	setegid(R->h->egid);
298	break;
299	}
300	# else
301	switch (mode) {
302	case IGNORE:
303	setuid(getuid());
304	setgid(getgid());
305	/* FALLTHROUGH */
306	case SAVE:
307	/* FALLTHROUGH */
308	case RESTORE:
309	break;
310	}
311	# endif	557	# endif
312	#endif	558	# ifdef VDISCRD
313	}	559	tio->c_cc[VDISCRD] = CFLUSH;
314
315	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void
318	rxvt_privileged_utmp(pR_ char action)
319	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL
327	|| *h->ttydev == '\0')
328	return;
329
330	rxvt_privileges(aR_ RESTORE);
331	if (action == SAVE) {
332	h->next_utmp_action = RESTORE;
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);
334	} else { /* action == RESTORE */
335	h->next_utmp_action = IGNORE;
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif	560	# endif
366	{	561	# ifdef VWERSE
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */	562	tio->c_cc[VWERSE] = CWERASE;
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif	563	# endif
372	}	564	# ifdef VLNEXT
373	} else { /* action == RESTORE */	565	tio->c_cc[VLNEXT] = CLNEXT;
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif	566	# endif
383	}	567	# ifdef VSTATUS
384		568	tio->c_cc[VSTATUS] = CSTATUS;
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif	569	# endif
390	}	570
		571	# if VMIN != VEOF
		572	tio->c_cc[VMIN] = 1;
391	#endif	573	# endif
		574	# if VTIME != VEOL
		575	tio->c_cc[VTIME] = 0;
		576	# endif
		577
		578	/* input modes */
		579	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		580	# ifdef IMAXBEL
		581	| IMAXBEL
		582	# endif
		583	| IXON);
		584
		585	/* output modes */
		586	tio->c_oflag = (OPOST | ONLCR);
		587
		588	/* control modes */
		589	tio->c_cflag = (CS8 | CREAD);
		590
		591	/* local modes */
		592	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		593	# if defined (ECHOCTL) && defined (ECHOKE)
		594	| ECHOCTL | ECHOKE
		595	# endif
		596	| ECHOE | ECHOK);
		597	}
		598
		599	char **rxvt_environ; // startup environment
		600
		601	void
		602	rxvt_init ()
		603	{
		604	assert (("fontMask must not overlap other RS masks",
		605	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		606
		607	rxvt_get_ttymode (&rxvt_term::def_tio);
		608
		609	// get rid of stdin/stdout as we don't need them, to free resources
		610	dup2 (STDERR_FILENO, STDIN_FILENO);
		611	dup2 (STDERR_FILENO, STDOUT_FILENO);
		612
		613	if (!ev_default_loop ())
		614	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		615
		616	rxvt_environ = environ;
		617
		618	signal (SIGHUP, SIG_IGN);
		619	signal (SIGPIPE, SIG_IGN);
		620
		621	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		622	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		623
		624	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		625	// TODO: handle this with exceptions and tolerate the memory loss
		626	XSetIOErrorHandler (rxvt_xioerror_handler);
		627
		628	XrmInitialize ();
		629
		630	#if HAVE_PIXBUF
		631	g_type_init ();
		632	#endif
		633	}
392		634
393	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
394	/*	636	/*
395	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
397	*/	639	*/
398	/* EXTPROTO */
399	void	640	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401	{	642	{
402	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	644	int x, y, flags;
404	unsigned int w, h;	645	unsigned int w, h;
405	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
406		647
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	648	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	649	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	650	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		651
412	recalc_x = recalc_y = 0;	652	recalc_x = recalc_y = 0;
413	flags = 0;	653	flags = 0;
		654
414	if (!R->h->parsed_geometry) {	655	if (!parsed_geometry)
		656	{
415	R->h->parsed_geometry = 1;	657	parsed_geometry = 1;
		658
416	if (R->h->rs[Rs_geometry])	659	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	660	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		661
418	if (flags & WidthValue) {	662	if (flags & WidthValue)
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	663	{
420	R->szHint.flags |= USSize;	664	if (!w)
421	}	665	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		666
		667	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
		668	szHint.flags |= USSize;
		669	}
		670
422	if (flags & HeightValue) {	671	if (flags & HeightValue)
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	{
424	R->szHint.flags |= USSize;	673	if (!h)
425	}	674	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		675
		676	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
		677	szHint.flags |= USSize;
		678	}
		679
426	if (flags & XValue) {	680	if (flags & XValue)
427	R->szHint.x = x;	681	{
		682	szHint.x = x;
428	R->szHint.flags |= USPosition;	683	szHint.flags |= USPosition;
		684
429	if (flags & XNegative) {	685	if (flags & XNegative)
430	recalc_x = 1;	686	{
		687	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	688	szHint.win_gravity = NorthEastGravity;
		689	}
		690	}
		691
		692	if (flags & YValue)
		693	{
		694	szHint.y = y;
		695	szHint.flags |= USPosition;
		696
		697	if (flags & YNegative)
		698	{
		699	recalc_y = 1;
		700
		701	if (szHint.win_gravity == NorthEastGravity)
		702	szHint.win_gravity = SouthEastGravity;
		703	else
		704	szHint.win_gravity = SouthWestGravity;
		705	}
		706	}
432	}	707	}
433	}	708
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	709	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	710	width = ncol * fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	711	height = nrow * fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	712	max_width = MAX_COLS * fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	713	max_height = MAX_ROWS * fheight;
451		714
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	715	szHint.base_width = szHint.base_height = 2 * int_bwidth;
453		716
454	sb_w = mb_h = 0;	717	window_vt_x = window_vt_y = int_bwidth;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	718
456	if (scrollbar_visible(R)) {	719	if (scrollBar.state)
457	sb_w = scrollbar_TotalWidth();	720	{
		721	int sb_w = scrollBar.total_width ();
458	R->szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
459	if (!(R->Options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	725	window_vt_x += sb_w;
461	}	726	}
462	if (menubar_visible(R)) {	727
463	mb_h = menuBar_TotalHeight();
464	R->szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;
466	}
467	R->szHint.width_inc = R->TermWin.fwidth;	728	szHint.width_inc = fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	729	szHint.height_inc = fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
471		732
472	if (width && width - R->szHint.base_width < max_width) {	733	if (newwidth && newwidth - szHint.base_width < max_width)
473	R->szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;
475	} else {
476	MIN_IT(R->TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;
478	}	734	{
		735	szHint.width = newwidth;
		736	width = newwidth - szHint.base_width;
		737	}
		738	else
		739	{
		740	min_it (width, max_width);
		741	szHint.width = szHint.base_width + width;
		742	}
		743
479	if (height && height - R->szHint.base_height < max_height) {	744	if (newheight && newheight - szHint.base_height < max_height)
480	R->szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;
482	} else {
483	MIN_IT(R->TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;
485	}	745	{
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	746	szHint.height = newheight;
487	R->h->window_sb_x = R->szHint.width - sb_w;	747	height = newheight - szHint.base_height;
		748	}
		749	else
		750	{
		751	min_it (height, max_height);
		752	szHint.height = szHint.base_height + height;
		753	}
488		754
489	if (recalc_x)	755	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	756	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	757
492	if (recalc_y)	758	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	759	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
495		760
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	761	ncol = width / fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	762	nrow = height / fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	763
499	return;	764	// When the size of the vt window is not a multiple of the cell
		765	// size, i.e., when the wm does not honour our size hints, there are
		766	// extra areas not covered by the terminal screen. Such gaps, when a
		767	// bg pixmap is set, would have to be cleared manually to properly
		768	// refresh the background. We take the simpler route and shrink the
		769	// vt window so as to avoid creating gaps.
		770	vt_width = ncol * fwidth;
		771	vt_height = nrow * fheight;
500	}	772	}
501		773
502	/*----------------------------------------------------------------------*/	774	/*----------------------------------------------------------------------*/
503	/*	775	/*
504	* Tell the teletype handler what size the window is.	776	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	777	* Called after a window size change.
506	*/	778	*/
507	/* EXTPROTO */
508	void	779	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	780	rxvt_term::tt_winch ()
510	{	781	{
		782	if (pty->pty < 0)
		783	return;
		784
511	struct winsize ws;	785	struct winsize ws;
512		786
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	787	ws.ws_col = ncol;
516	ws.ws_row = row;	788	ws.ws_row = nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	789	ws.ws_xpixel = vt_width;
518	#ifndef DEBUG_SIZE	790	ws.ws_ypixel = vt_height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	791	ioctl (pty->pty, TIOCSWINSZ, &ws);
		792
		793	#if 0
		794	// TIOCSWINSZ is supposed to do this automatically and correctly
		795	if (cmd_pid) /* force through to the command */
		796	kill (-cmd_pid, SIGWINCH);
		797	#endif
		798	}
		799
		800	/*----------------------------------------------------------------------*/
		801	/* load and set the various fonts */
		802	bool
		803	rxvt_term::set_fonts ()
		804	{
		805	rxvt_fontset *fs = new rxvt_fontset (this);
		806	rxvt_fontprop prop;
		807
		808	if (!fs
		809	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		810	|| !fs->realize_font (1))
		811	{
		812	delete fs;
		813	return false;
		814	}
		815
		816	#if ENABLE_STYLES
		817	for (int i = RS_styleCount; --i; )
		818	if (fontset[i] != fontset[0])
		819	delete fontset[i];
		820	#endif
		821
		822	delete fontset[0];
		823	fontset[0] = fs;
		824
		825	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		826	prop.width = max (prop.width + letterSpace, 1);
		827
		828	fs->set_prop (prop, false);
		829
		830	fwidth = prop.width;
		831	fheight = prop.height + lineSpace;
		832	fbase = prop.ascent;
		833
		834	for (int style = 1; style < 4; style++)
		835	{
		836	#if ENABLE_STYLES
		837	const char *res = rs[Rs_font + style];
		838
		839	if (res && !*res)
		840	fontset[style] = fontset[0];
		841	else
		842	{
		843	fontset[style] = fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop2 = prop;
		845
		846	if (res)
		847	{
		848	fs->populate (res);
		849	fs->set_prop (prop2, false);
		850	}
		851	else
		852	{
		853	fs->populate (fontset[0]->fontdesc);
		854
		855	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		856	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		857
		858	fs->set_prop (prop2, true);
		859	}
		860
		861	}
520	#else	862	#else
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	863	fontset[style] = fontset[0];
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */
526	kill(pid, SIGWINCH);
527	# endif	864	#endif
528	#endif	865	}
529	}
530		866
531	/*----------------------------------------------------------------------*/	867	if (parent)
532	/* rxvt_change_font() - Switch to a new font */	868	{
533	/*	869	resize_all_windows (0, 0, 0);
534	* init = 1 - initialize	870	scr_remap_chars ();
535	*	871	scr_touch (true);
536	* fontname == FONT_UP - switch to bigger font	872	}
537	* fontname == FONT_DN - switch to smaller font
538	*/
539	/* EXTPROTO */
540	void
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{
543	}
544		873
545	/* INTPROTO */	874	return true;
		875	}
		876
546	void	877	void
547	rxvt_font_up_down(pR_ int n, int direction)	878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	879	{
		880	XChangeProperty (dpy, parent,
		881	prop, XA_STRING, 8, PropModeReplace,
		882	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		883	}
		884
		885	void
		886	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		887	{
		888	XTextProperty ct;
		889
		890	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		891	{
		892	XSetTextProperty (dpy, parent, &ct, prop);
		893	XFree (ct.value);
		894	}
		895	}
		896
		897	void
		898	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		899	{
		900	wchar_t *ws = rxvt_mbstowcs (str, len);
		901	char *s = rxvt_wcstoutf8 (ws);
		902
		903	XChangeProperty (dpy, parent,
		904	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		905	(const unsigned char *)s, strlen (s));
		906
		907	free (s);
		908	free (ws);
549	}	909	}
550		910
551	/*----------------------------------------------------------------------*/	911	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	912	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	913	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	914	void
556	rxvt_set_title(pR_ const char *str)	915	rxvt_term::set_title (const char *str)
557	{	916	{
558	#ifndef SMART_WINDOW_TITLE	917	set_mbstring_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	918	#if ENABLE_EWMH
560	#else	919	set_utf8_property (xa[XA_NET_WM_NAME], str);
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif	920	#endif
570	}	921	}
571		922
572	/* EXTPROTO */
573	void	923	void
574	rxvt_set_iconName(pR_ const char *str)	924	rxvt_term::set_icon_name (const char *str)
575	{	925	{
576	#ifndef SMART_WINDOW_TITLE	926	set_mbstring_property (XA_WM_ICON_NAME, str);
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	927	#if ENABLE_EWMH
578	#else	928	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif	929	#endif
588	}	930	}
589		931
		932	void
		933	rxvt_term::set_window_color (int idx, const char *color)
		934	{
590	#ifdef XTERM_COLOR_CHANGE	935	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;	936	rxvt_color xcol;
596	int i;
597		937
598	if (color == NULL || *color == '\0')	938	if (color == NULL || *color == '\0')
599	return;	939	return;
600		940
		941	color = strdup (color);
		942	allocated.push_back ((void *)color);
		943	rs[Rs_color + idx] = color;
		944
601	/* handle color aliases */	945	/* handle color aliases */
602	if (isdigit(*color)) {	946	if (isdigit (*color))
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}	947	{
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))	948	int i = atoi (color);
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621		949
622	/*	950	if (i >= 8 && i <= 15)
		951	{
		952	/* bright colors */
		953	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
		954	goto done;
		955	}
		956
		957	if (i >= 0 && i <= 7)
		958	{
		959	/* normal colors */
		960	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		961	goto done;
		962	}
		963	}
		964
		965	set_color (xcol, color);
		966
		967	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,	968	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap	969	* so just keep gobbling up the colormap
625	*/	970	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636		971
637	R->PixColors[idx] = xcol;	972	pix_colors_focused[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639		973
640	/* XSetWindowAttributes attr; */	974	done:
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
648		976
649	rxvt_set_colorfgbg(aR);	977	update_fade_color (idx);
650	rxvt_recolour_cursor(aR);	978	recolour_cursor ();
651	/* the only reasonable way to enforce a clean update */	979	scr_recolour ();
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	980	#endif /* XTERM_COLOR_CHANGE */
		981	}
658		982
659	/* EXTPROTO */
660	void	983	void
661	rxvt_recolour_cursor(pR)	984	rxvt_term::recolour_cursor ()
662	{	985	{
663	rxvt_color xcol[2];	986	XColor fg, bg;
664		987
665	#if TODO	988	(ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	989	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	990	: pix_colors_focused[Color_fg]).get (fg);
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	991
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	992	(ISSET_PIXCOLOR (Color_pointer_bg)
670	#endif	993	? pix_colors_focused[Color_pointer_bg]
		994	: pix_colors_focused[Color_bg]).get (bg);
		995
		996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
671	}	997	}
672		998
673	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
674	/*	1000	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1002	*/
677	/* INTPROTO */	1003	char *
678	void
679	rxvt_set_colorfgbg(pR)	1004	rxvt_term::get_colorfgbg ()
680	{	1005	{
681	unsigned int i;	1006	unsigned int i;
682	const char *xpmb = "\0";	1007	const char *xpmb = "";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1008	char fstr[] = "default";
		1009	char bstr[] = "default";
		1010	char *env_colorfgbg;
684		1011
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");
687	STRCPY(bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1013	if (pix_colors[Color_fg] == pix_colors[i])
		1014	{
690	sprintf(fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
691	break;	1016	break;
692	}	1017	}
		1018
693	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1020	if (pix_colors[Color_bg] == pix_colors[i])
		1021	{
695	sprintf(bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
696	#ifdef XPM_BACKGROUND	1023	#if BG_IMAGE_FROM_FILE
697	xpmb = "default;";	1024	xpmb = "default;";
698	#endif	1025	#endif
699	break;	1026	break;
700	}	1027	}
		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);	1031	return env_colorfgbg;
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1032	}
714		1033
715	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1035
721	/* EXTPROTO */	1036	bool
722	int	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724	{	1038	{
725	screen_in_out->set (aR_ colour);	1039	if (color.set (this, name))
726
727	if (!screen_in_out->set (aR_ colour))
728	{
729	rxvt_print_error("can't allocate colour: %s", colour);
730	return false;
731	}
732
733	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
		1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
734	}	1050	}
735		1051
736	/* -------------------------------------------------------------------- *	1052	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1053	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1054	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1055	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1056	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742	{	1057	{
743	int fix_screen;	1058	int fix_screen;
		1059	int old_width = szHint.width;
		1060	int old_height = szHint.height;
		1061
		1062	window_calc (newwidth, newheight);
		1063
		1064	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1065
		1066	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1067	if (set_hint)
		1068	{
		1069	szHint.flags &= ~(PBaseSize | PResizeInc);
		1070	XSetWMNormalHints (dpy, parent, &szHint);
		1071	szHint.flags |= PBaseSize | PResizeInc;
		1072	}
		1073
		1074	if (!ignoreparent)
		1075	{
744	#ifdef SMART_RESIZE	1076	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1077	/*
746	old_height = R->szHint.height;
747	#endif
748
749	rxvt_window_calc(aR_ width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751	if (!ignoreparent) {
752	#ifdef SMART_RESIZE
753	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1078	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1079	* reposition window on resize depending on placement on screen
756	*/	1080	*/
757	int x, y, x1, y1;	1081	int x, y, x1, y1;
758	int dx, dy;	1082	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1083	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1084	Window unused_cr;
761		1085
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1086	XTranslateCoordinates (dpy, parent, display->root,
763	0, 0, &x, &y, &unused_cr);	1087	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1088	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1089	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1090	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1091	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1092	* our position for handles and decorations. Counter it
769	*/	1093	*/
770	if (x1 != x || y1 != y) {	1094	if (x1 != x || y1 != y)
		1095	{
771	x -= x1;	1096	x -= x1;
772	y -= y1;	1097	y -= y1;
773	}	1098	}
774		1099
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1100	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1101	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1102	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1103	dy = old_height - szHint.height;
779		1104
780	/* Check position of the center of the window */	1105	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1106	if (x < x1) /* left half */
782	dx = 0;	1107	dx = 0;
783	else if (x == x1) /* exact center */	1108	else if (x == x1) /* exact center */
784	dx /= 2;	1109	dx /= 2;
785	if (y < y1) /* top half */	1110	if (y < y1) /* top half */
786	dy = 0;	1111	dy = 0;
787	else if (y == y1) /* exact center */	1112	else if (y == y1) /* exact center */
788	dy /= 2;	1113	dy /= 2;
789		1114
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1115	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1116	szHint.width, szHint.height);
792	#else	1117	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1118	XResizeWindow (dpy, parent, szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1119	#endif
796	}	1120	}
797		1121
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1122	if (set_hint)
799	|| R->TermWin.nrow != R->h->prev_nrow);	1123	XSetWMNormalHints (dpy, parent, &szHint);
		1124
		1125	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1126
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1127	if (fix_screen || newwidth != old_width || newheight != old_height)
801	if (scrollbar_visible(R)) {
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,
803	0, scrollbar_TotalWidth(), R->szHint.height);
804	rxvt_Resize_scrollBar(aR);
805	}
806	if (menubar_visible(R))
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,
810	R->h->window_vt_y, TermWin_TotalWidth(),
811	TermWin_TotalHeight());
812	#ifdef RXVT_GRAPHICS
813	if (R->h->old_height)
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,
815	R->h->old_height - R->szHint.base_height);
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);
820	#endif
821	}	1128	{
		1129	if (scrollBar.state)
		1130	scrollBar.resize ();
822		1131
		1132	XMoveResizeWindow (dpy, vt,
		1133	window_vt_x, window_vt_y,
		1134	vt_width, vt_height);
		1135
		1136	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1137
		1138	#ifdef HAVE_BG_PIXMAP
		1139	if (bg_window_size_sensitive ())
		1140	update_background ();
		1141	#endif
		1142	}
		1143
823	if (fix_screen || R->h->old_height == 0) {	1144	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1145	scr_reset ();
825	uint16_t old_ncol = R->h->prev_ncol;
826		1146
827	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
830	rxvt_scr_reset(aR);
831	if (curr_screen >= 0) { /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));
834	}
835	}
836
837	R->h->old_width = R->szHint.width;
838	R->h->old_height = R->szHint.height;
839
840	#ifdef USE_XIM	1147	#if USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1148	im_set_position ();
842	#endif	1149	#endif
843	}	1150	}
844		1151
845	/*	1152	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1153	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1154	* good for toggling 80/132 columns
848	*/	1155	*/
849	/* EXTPROTO */
850	void	1156	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1157	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852	{	1158	{
853	XWindowAttributes wattr;	1159	XWindowAttributes wattr;
854		1160
855	if (width == 0 || height == 0) {	1161	if (newwidth == 0 || newheight == 0)
		1162	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1163	XGetWindowAttributes (dpy, display->root, &wattr);
		1164
857	if (width == 0)	1165	if (newwidth == 0)
858	width = wattr.width - R->szHint.base_width;	1166	newwidth = wattr.width - szHint.base_width;
859	if (height == 0)	1167	if (newheight == 0)
860	height = wattr.height - R->szHint.base_height;	1168	newheight = wattr.height - szHint.base_height;
		1169	}
		1170
		1171	if (newwidth != vt_width || newheight != vt_height)
861	}	1172	{
862	if (width != R->TermWin.width || height != R->TermWin.height) {
863	width += R->szHint.base_width;	1173	newwidth += szHint.base_width;
864	height += R->szHint.base_height;	1174	newheight += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1175	resize_all_windows (newwidth, newheight, 0);
866	}	1176	}
867	}	1177	}
868		1178
869	/* -------------------------------------------------------------------- *	1179	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1180	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1181	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1182	#if USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1183
883	/* INTPROTO */
884	void	1184	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1185	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1186	{
887	*fg = R->PixColors[Color_fg];	1187	fg = pix_colors [Color_fg];
888	*bg = R->PixColors[Color_bg];	1188	bg = pix_colors [Color_bg];
		1189	}
		1190
		1191	void
		1192	rxvt_term::im_set_size (XRectangle &size)
		1193	{
		1194	// the int_bwidth terms make no sense to me
		1195	size.x = int_bwidth;
		1196	size.y = int_bwidth;
		1197	size.width = Width2Pixel (ncol) + int_bwidth;
		1198	size.height = Height2Pixel (nrow) + int_bwidth;
		1199	}
		1200
		1201	void
		1202	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1203	XRectangle &status_rect,
		1204	const XRectangle &needed_rect)
		1205	{
		1206	preedit_rect.x = needed_rect.width;
		1207	preedit_rect.y = 0;
		1208	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1209	preedit_rect.height = fheight;
		1210
		1211	status_rect.x = 0;
		1212	status_rect.y = 0;
		1213	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1214	status_rect.height = fheight;
889	}	1215	}
890		1216
891	/* Checking whether input method is running. */	1217	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1218	bool
894	rxvt_IMisRunning(pR)	1219	rxvt_term::im_is_running ()
895	{	1220	{
896	char *p;	1221	Atom atom;
897	Atom atom;	1222	Window win;
898	Window win;
899	char server[IMBUFSIZ];	1223	char server[IMBUFSIZ];
900		1224
901	/* get current locale modifier */	1225	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1226	if (char *p = XSetLocaleModifiers (0))
903	STRCPY(server, "@server=");	1227	{
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1228	strcpy (server, "@server=");
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1229	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1230
		1231	if (p = strchr (server + 1, '@')) /* first one only */
906	*p = '\0';	1232	*p = '\0';
907		1233
908	atom = XInternAtom(R->Xdisplay, server, False);	1234	atom = XInternAtom (dpy, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1235	win = XGetSelectionOwner (dpy, atom);
		1236
910	if (win != None)	1237	if (win != None)
911	return True;	1238	return true;
912	}	1239	}
		1240
913	return False;	1241	return false;
914	}	1242	}
915		1243
916	/* EXTPROTO */
917	void	1244	void
918	rxvt_IMSendSpot(pR)	1245	rxvt_term::im_send_spot ()
919	{	1246	{
920	XPoint spot;	1247	XPoint nspot;
921	XVaNestedList preedit_attr;	1248	XVaNestedList preedit_attr;
922		1249
923	if (R->h->Input_Context == NULL	1250	if (!Input_Context
924	|| !R->TermWin.focus	1251	|| !focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1252	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926	|| !(R->h->event_type == KeyPress	1253	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1254
935	rxvt_setPosition(aR_ &spot);	1255	im_set_position (nspot);
936		1256
		1257	if (nspot.x == spot.x && nspot.y == spot.y)
		1258	return;
		1259
		1260	spot = nspot;
		1261
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1262	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1263	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1264	XFree (preedit_attr);
940	}	1265	}
941		1266
942	/* EXTPROTO */
943	void	1267	void
944	rxvt_setTermFontSet(pR_ int idx)	1268	rxvt_term::im_destroy ()
945	{	1269	{
946	char *string;	1270	if (input_method)
947	long length;	1271	{
948	int success = 0;	1272	if (Input_Context && input_method->xim)
		1273	XDestroyIC (Input_Context);
949		1274
950	if (idx < 0 || idx >= MAX_NFONTS)	1275	display->put_xim (input_method);
951	return;	1276	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1277	}
1030	}	1278
1031	for (i = 0; s[i]; i++)	1279	Input_Context = 0;
1032	free(s[i]);	1280	}
1033	free(s);	1281
		1282	#ifdef ENABLE_XIM_ONTHESPOT
		1283
		1284	static void
		1285	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1289	}
		1290
		1291	static void
		1292	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1293	{
		1294	((rxvt_term *)client_data)->make_current ();
		1295	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1296	}
		1297
		1298	static void
		1299	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1300	{
		1301	rxvt_term *term = (rxvt_term *)client_data;
		1302	XIMText *text = call_data->text;
		1303
		1304	term->make_current ();
		1305
		1306	if (text)
1034	}	1307	{
1035	if (found)	1308	wchar_t *str;
1036	return;
1037		1309
1038	/* try with XMODIFIERS env. var. */	1310	if (!text->encoding_is_wchar && text->string.multi_byte)
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1311	{
1040	rxvt_IM_get_IC(aR);	1312	// of course, X makes it ugly again
1041	return;	1313	if (term->rs[Rs_imLocale])
1042	}	1314	SET_LOCALE (term->rs[Rs_imLocale]);
1043		1315
1044	/* try with no modifiers base IF the user didn't specify an IM */	1316	str = rxvt_temp_buf<wchar_t> (text->length + 1);
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1317	mbstowcs (str, text->string.multi_byte, text->length + 1);
1046	&& rxvt_IM_get_IC(aR) == True)	1318
1047	return;	1319	if (term->rs[Rs_imLocale])
		1320	SET_LOCALE (term->locale);
		1321	}
		1322	else
		1323	str = text->string.wide_char;
		1324
		1325	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1326	DT_INT, call_data->caret,
		1327	DT_INT, call_data->chg_first,
		1328	DT_INT, call_data->chg_length,
		1329	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1330	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1331	DT_END));
		1332	}
		1333	else
		1334	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1335	DT_INT, call_data->caret,
		1336	DT_INT, call_data->chg_first,
		1337	DT_INT, call_data->chg_length,
		1338	DT_END));
1048	}	1339	}
		1340
		1341	#if 0
		1342	static void
		1343	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1344	{
		1345	((rxvt_term *)client_data)->make_current ();
		1346	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1347	DT_INT, call_data->position,
		1348	DT_INT, call_data->direction,
		1349	DT_INT, call_data->style,
		1350	DT_END));
		1351	}
		1352	#endif
		1353
		1354	#endif
1049		1355
1050	/*	1356	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1357	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1358	* open a suitable preedit type
1053	*/	1359	*/
1054	/* INTPROTO */
1055	Bool	1360	bool
1056	rxvt_IM_get_IC(pR)	1361	rxvt_term::im_get_ic (const char *modifiers)
1057	{	1362	{
1058	int i, j, found;	1363	int i, j, found;
1059	XIM xim;	1364	XIM xim;
1060	XPoint spot;	1365	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1366	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1367	unsigned long fg, bg;
1063	const char *p;	1368	const char *p;
1064	char **s;	1369	char **s;
1065	XIMStyles *xim_styles;	1370	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1371
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1372	set_environ (envv);
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1373
1072	if (xim == NULL)	1374	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1073	return False;	1375	return false;
1074		1376
		1377	input_method = display->get_xim (locale, modifiers);
		1378	if (input_method == NULL)
		1379	return false;
		1380
		1381	xim = input_method->xim;
		1382	spot.x = spot.y = -1;
		1383
1075	xim_styles = NULL;	1384	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1385	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1386	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1387	{
		1388	im_destroy ();
		1389	return false;
		1390	}
1081		1391
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1392	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1393
1084	s = rxvt_splitcommastring(p);	1394	for (int pi = 0; pi < 2; pi++)
		1395	{
		1396	p = pet[pi];
		1397
		1398	if (!p)
		1399	continue;
		1400
		1401	s = rxvt_strsplit (',', p);
		1402
1085	for (i = found = 0; !found && s[i]; i++) {	1403	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1404	{
		1405	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1406	input_style = XIMPreeditPosition | XIMStatusNothing;
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1407	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1408	input_style = XIMPreeditArea | XIMStatusArea;
1090	else if (!STRCMP(s[i], "Root"))	1409	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1410	input_style = XIMPreeditNothing | XIMStatusNothing;
		1411	else if (!strcmp (s[i], "None"))
		1412	input_style = XIMPreeditNone | XIMStatusNone;
		1413	#ifdef ENABLE_XIM_ONTHESPOT
		1414	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1415	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1416	#endif
		1417	else
		1418	input_style = XIMPreeditNothing | XIMStatusNothing;
1092		1419
1093	for (j = 0; j < xim_styles->count_styles; j++)	1420	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1421	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1422	{
1096	break;	1423	rxvt_free_strsplit (s);
		1424
		1425	found = 1;
		1426	goto foundpet;
		1427	}
		1428
		1429	}
		1430
		1431	rxvt_free_strsplit (s);
1097	}	1432	}
1098	}	1433
1099	for (i = 0; s[i]; i++)	1434	foundpet:
1100	free(s[i]);	1435
1101	free(s);
1102	XFree(xim_styles);	1436	XFree (xim_styles);
1103		1437
1104	if (!found) {	1438	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1439	{
		1440	im_destroy ();
		1441	return false;
		1442	}
1108		1443
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1444	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1445	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1446
		1447	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1448	{
		1449	// fake us a font-set, please
		1450	char **missing_charset_list;
		1451	int missing_charset_count;
		1452	char *def_string;
		1453	char pat[512];
		1454
		1455	sprintf (pat,
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1459	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1460	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1461	"*",
		1462	fheight,
		1463	fheight + 1, fheight - 1,
		1464	fheight - 2, fheight + 2);
		1465
		1466	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1467	&missing_charset_list, &missing_charset_count, &def_string);
		1468
		1469	if (missing_charset_list)
		1470	XFreeStringList (missing_charset_list);
		1471
		1472	if (!fs)
		1473	{
		1474	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1475	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1476	}
		1477	}
		1478
1116	if (h->input_style & XIMPreeditPosition) {	1479	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1480	{
1118	rxvt_setPosition(aR_ &spot);	1481	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1482	im_set_position (spot);
		1483	im_set_color (fg, bg);
1120		1484
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1485	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1486	XNForeground, fg,
1123	XNForeground, fg,	1487	XNBackground, bg,
1124	XNBackground, bg,	1488	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1489	XNSpotLocation, &spot,
1126	NULL);	1490	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1491	NULL);
1148	}	1492	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,
1150	XNClientWindow, R->TermWin.parent[0],
1151	XNFocusWindow, R->TermWin.parent[0],
1152	XNDestroyCallback, &ximcallback,
1153	preedit_attr ? XNPreeditAttributes : NULL,
1154	preedit_attr,
1155	status_attr ? XNStatusAttributes : NULL,
1156	status_attr, NULL);
1157	if (preedit_attr)
1158	XFree(preedit_attr);
1159	if (status_attr)
1160	XFree(status_attr);
1161	if (h->Input_Context == NULL) {
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}
1166	if (h->input_style & XIMPreeditArea)	1493	else if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1494	{
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1495	im_set_color (fg, bg);
		1496
		1497	/*
		1498	* The necessary width of preedit area is unknown
		1499	* until create input context.
		1500	*/
		1501	needed_rect.width = 0;
		1502	im_set_preedit_area (rect, status_rect, needed_rect);
		1503
		1504	preedit_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
		1506	XNBackground, bg,
		1507	XNArea, &rect,
		1508	XNFontSet, fs,
		1509	NULL);
		1510	status_attr = XVaCreateNestedList (0,
		1511	XNForeground, fg,
		1512	XNBackground, bg,
		1513	XNArea, &status_rect,
		1514	XNFontSet, fs,
		1515	NULL);
		1516	}
		1517	#if ENABLE_XIM_ONTHESPOT
		1518	else if (input_style & XIMPreeditCallbacks)
		1519	{
		1520	XIMCallback xcb[4];
		1521
		1522	im_set_position (spot);
		1523
		1524	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1525	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1526	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1527	# if 0
		1528	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1529	# endif
		1530
		1531	preedit_attr = XVaCreateNestedList (0,
		1532	XNSpotLocation, &spot,
		1533	XNPreeditStartCallback, &xcb[0],
		1534	XNPreeditDoneCallback , &xcb[1],
		1535	XNPreeditDrawCallback , &xcb[2],
		1536	# if 0
		1537	XNPreeditCaretCallback, &xcb[3],
		1538	# endif
		1539	NULL);
		1540	}
		1541	#endif
		1542
		1543	Input_Context = XCreateIC (xim,
		1544	XNInputStyle, input_style,
		1545	XNClientWindow, vt,
		1546	XNFocusWindow, parent,
		1547	preedit_attr ? XNPreeditAttributes : NULL,
		1548	preedit_attr,
		1549	status_attr ? XNStatusAttributes : NULL,
		1550	status_attr, NULL);
		1551
		1552	if (preedit_attr) XFree (preedit_attr);
		1553	if (status_attr) XFree (status_attr);
		1554	if (fs) XFreeFontSet (dpy, fs);
		1555
		1556	if (Input_Context == NULL)
		1557	{
		1558	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1559	im_destroy ();
		1560	return false;
		1561	}
		1562
		1563	#if 0
		1564	// unfortunately, only the focus window is used by XIM, hard to fix
		1565	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1566	vt_select_input ();
		1567	#endif
		1568
		1569	im_set_position ();
		1570
1169	return True;	1571	return true;
1170	}	1572	}
1171		1573
1172	/* EXTPROTO */
1173	void	1574	void
1174	rxvt_IMSetStatusPosition(pR)	1575	rxvt_term::im_cb ()
1175	{	1576	{
		1577	int i;
		1578	const char *p;
		1579	char **s;
		1580	char buf[IMBUFSIZ];
		1581
		1582	make_current ();
		1583
		1584	im_destroy ();
		1585
		1586	if (Input_Context)
		1587	return;
		1588
		1589	if (rs[Rs_imLocale])
		1590	SET_LOCALE (rs[Rs_imLocale]);
		1591
		1592	p = rs[Rs_inputMethod];
		1593	if (p && *p)
		1594	{
		1595	bool found = false;
		1596
		1597	s = rxvt_strsplit (',', p);
		1598
		1599	for (i = 0; s[i]; i++)
		1600	{
		1601	if (*s[i])
		1602	{
		1603	strcpy (buf, "@im=");
		1604	strncat (buf, s[i], IMBUFSIZ - 5);
		1605	if (im_get_ic (buf))
		1606	{
		1607	found = true;
		1608	break;
		1609	}
		1610	}
		1611	}
		1612
		1613	rxvt_free_strsplit (s);
		1614
		1615	if (found)
		1616	goto done;
		1617	}
		1618
		1619	/* try with XMODIFIERS env. var. */
		1620	if (im_get_ic (""))
		1621	goto done;
		1622
		1623	/* try with no modifiers base IF the user didn't specify an IM */
		1624	if (im_get_ic ("@im=none"))
		1625	goto done;
		1626
		1627	done:
		1628	if (rs[Rs_imLocale])
		1629	SET_LOCALE (locale);
		1630	}
		1631
		1632	void
		1633	rxvt_term::im_set_position ()
		1634	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1178		1637
1179	if (R->h->Input_Context == NULL	1638	if (!Input_Context
1180	|| !R->TermWin.focus	1639	|| !focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182	|| !rxvt_IMisRunning(aR))	1641	|| !im_is_running ())
1183	return;	1642	return;
1184		1643
		1644	if (input_style & XIMPreeditPosition)
		1645	{
		1646	im_set_size (preedit_rect);
		1647	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1648
		1649	XSetICValues (Input_Context,
		1650	XNPreeditAttributes, preedit_attr, NULL);
		1651	}
		1652	else
		1653	{
1185	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1657	XFree (status_attr);
1189		1658
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1191		1661
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1664
1195	XSetICValues(R->h->Input_Context,	1665	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1198		1669
		1670	XFree (status_attr);
		1671	}
		1672
1199	XFree(preedit_attr);	1673	XFree (preedit_attr);
1200	XFree(status_attr);
1201	}	1674	}
1202	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1203		1676
1204	/*----------------------------------------------------------------------*/	1677	void
1205	rxvt_t *rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1682	}
		1683
		1684	#ifdef HAVE_BG_PIXMAP
		1685
		1686	void
		1687	rxvt_term::update_background ()
		1688	{
		1689	if (update_background_ev.is_active ())
		1690	return;
		1691
		1692	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1693
		1694	if (to_wait <= 0.)
		1695	bg_render ();
		1696	else
		1697	update_background_ev.start (to_wait);
		1698	}
		1699
		1700	void
		1701	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1702	{
		1703	make_current ();
		1704
		1705	update_background_ev.stop ();
		1706	bg_render ();
		1707	refresh_check ();
		1708	}
		1709
		1710	#endif /* HAVE_BG_PIXMAP */
1206		1711
1207	/*----------------------- end-of-file (C source) -----------------------*/	1712	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines