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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.290 by ayin, Tue Dec 18 12:52:30 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.3 2003/11/25 11:52:42 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>
…		…
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) 2003-2007 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>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
		149	return len;
		150
		151	}
		152	#endif
		153
47	rxvt_term::rxvt_term()	154	rxvt_term::rxvt_term ()
48	: pty_ev(this, &rxvt_term::pty_cb),
49	x_ev (this, &rxvt_term::x_cb)
50	{	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
		159	#ifdef CURSOR_BLINK
		160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		176	#endif
		177	#ifdef HAVE_SCROLLBARS
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#endif
		180	#ifdef USE_XIM
		181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
		182	#endif
		183	#ifdef POINTER_BLANK
		184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
		185	#endif
		186	#ifndef NO_BELL
		187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		188	#endif
		189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		190	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		191	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		192	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		193	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		194	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196
51	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	197	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52	}
53		198
		199	termlist.push_back (this);
		200
		201	#ifdef KEYSYM_RESOURCE
		202	keyboard = new keyboard_manager;
		203	#endif
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
54	void *	208	void
55	rxvt_term::operator new (size_t s)	209	rxvt_term::emergency_cleanup ()
56	{	210	{
57	void *p = malloc (s);	211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
58		213
59	MEMSET (p, 0, s);	214	pty_ev.stop ();
		215	delete pty; pty = 0;
		216	}
		217
		218	rxvt_term::~rxvt_term ()
		219	{
		220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
		223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	if (display)
		232	{
		233	selection_clear ();
		234
		235	#ifdef USE_XIM
		236	im_destroy ();
		237	#endif
		238	#ifdef XTERM_SCROLLBAR
		239	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		240	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		241	#endif
		242	#ifdef PLAIN_SCROLLBAR
		243	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		244	#endif
		245	#ifdef NEXT_SCROLLBAR
		246	if (blackGC) XFreeGC (dpy, blackGC);
		247	if (whiteGC) XFreeGC (dpy, whiteGC);
		248	if (grayGC) XFreeGC (dpy, grayGC);
		249	if (darkGC) XFreeGC (dpy, darkGC);
		250	if (stippleGC) XFreeGC (dpy, stippleGC);
		251	if (dimple) XFreePixmap (dpy, dimple);
		252	if (upArrow) XFreePixmap (dpy, upArrow);
		253	if (downArrow) XFreePixmap (dpy, downArrow);
		254	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		255	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		256	#endif
		257	#ifdef RXVT_SCROLLBAR
		258	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		259	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		260	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		261	#endif
		262	if (gc) XFreeGC (dpy, gc);
		263
		264	delete drawable;
		265	// destroy all windows
		266	if (parent[0])
		267	XDestroyWindow (dpy, parent[0]);
		268
		269	for (int i = 0; i < TOTAL_COLORS; i++)
		270	if (ISSET_PIXCOLOR (i))
		271	{
		272	pix_colors_focused [i].free (this);
		273	#if OFF_FOCUS_FADING
		274	pix_colors_unfocused [i].free (this);
		275	#endif
		276	}
		277
		278	clear ();
		279	}
		280
		281	delete [] pix_colors_focused;
		282	#if OFF_FOCUS_FADING
		283	delete [] pix_colors_unfocused;
		284	#endif
		285
		286	#ifdef HAVE_BG_PIXMAP
		287	bgPixmap.destroy ();
		288	#endif
		289	display->flush (); /* ideally .put should do this */
		290	displays.put (display);
		291
		292	scr_release ();
		293
		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(!)
		300	free (env_display);
		301	free (env_term);
		302	free (locale);
		303	free (v_buffer);
		304	free (incr_buf);
		305
		306	delete envv;
		307	delete argv;
		308
		309	#ifdef KEYSYM_RESOURCE
		310	delete keyboard;
		311	#endif
		312	#ifndef NO_RESOURCES
		313	XrmDestroyDatabase (option_db);
		314	#endif
		315	}
		316
		317	// child has exited, usually destroys
		318	void
		319	rxvt_term::child_cb (ev::child &w, int status)
		320	{
		321	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		322
		323	cmd_pid = 0;
		324
		325	if (!option (Opt_hold))
		326	destroy ();
		327	}
		328
		329	void
		330	rxvt_term::destroy ()
		331	{
		332	if (destroy_ev.is_active ())
60	return p;	333	return;
61	}
62		334
63	void	335	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
64	rxvt_term::operator delete (void *p, size_t s)
65	{
66	free (p);
67	}
68		336
69	/*----------------------------------------------------------------------*/	337	#if ENABLE_OVERLAY
70	/* rxvt_init() */	338	scr_overlay_off ();
71	/* LIBPROTO */	339	#endif
72	rxvt_t
73	rxvt_init(int argc, const char *const *argv)
74	{
75	const char **cmd_argv;
76		340
77	SET_R(new rxvt_term);	341	if (display)
78	dR;
79
80	if (rxvt_init_vars(aR) < 0)
81	{
82	free(R);
83	return NULL;
84	}	342	{
85		343	#if USE_XIM
86	/*	344	im_ev.stop (display);
87	* Save and then give up any super-user privileges
88	* If we need privileges in any area then we must specifically request it.
89	* We should only need to be root in these cases:
90	* 1. write utmp entries on some systems
91	* 2. chown tty on some systems
92	*/
93	rxvt_privileges(aR_ SAVE);
94	rxvt_privileges(aR_ IGNORE);
95
96	rxvt_init_secondary(aR);
97
98	cmd_argv = rxvt_init_resources(aR_ argc, argv);
99
100	R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);
101
102	#if (MENUBAR_MAX)
103	rxvt_menubar_read(aR_ R->rs[Rs_menu]);
104	#endif	345	#endif
105	#ifdef HAVE_SCROLLBARS	346	#if HAVE_SCROLLBARS
106	if (R->Options & Opt_scrollBar)	347	scrollbar_ev.stop (display);
107	scrollbar_setIdle(); /* set existence for size calculations */
108	#endif	348	#endif
109		349	#if ENABLE_TRANSPARENCY || ENABLE_PERL
110	rxvt_Create_Windows(aR_ argc, argv);	350	rootwin_ev.stop (display);
111
112	rxvt_init_xlocale(aR);
113
114	rxvt_scr_reset(aR); /* initialize screen */
115	#ifdef RXVT_GRAPHICS
116	rxvt_Gr_reset(aR); /* reset graphics */
117	#endif	351	#endif
118		352	incr_ev.stop ();
119	#if 0	353	termwin_ev.stop (display);
120	#ifdef DEBUG_X	354	vt_ev.stop (display);
121	XSynchronize(R->Xdisplay, True);
122	XSetErrorHandler((XErrorHandler) abort);
123	#else
124	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
125	#endif
126	#endif
127
128	#ifdef HAVE_SCROLLBARS
129	if (R->Options & Opt_scrollBar)
130	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131	#endif
132	#if (MENUBAR_MAX)
133	if (menubar_visible(r))
134	XMapWindow(R->Xdisplay, R->menuBar.win);
135	#endif
136	#ifdef TRANSPARENT
137	if (R->Options & Opt_transparent)
138	{
139	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
140	rxvt_check_our_parents(aR);
141	}	355	}
142	#endif
143	XMapWindow(R->Xdisplay, R->TermWin.vt);
144	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145		356
146	rxvt_init_env(aR);	357	flush_ev.stop ();
147	rxvt_init_command(aR_ cmd_argv);	358	pty_ev.stop ();
148		359	#ifdef CURSOR_BLINK
149	R->pty_ev.start (R->cmd_fd, EVENT_READ);	360	cursor_blink_ev.stop ();
150
151	return R;
152	}
153
154	/* ------------------------------------------------------------------------- *
155	* SIGNAL HANDLING & EXIT HANDLER *
156	* ------------------------------------------------------------------------- */
157	/*
158	* Catch a SIGCHLD signal and exit if the direct child has died
159	*/
160	/* ARGSUSED */
161	/* EXTPROTO */
162	RETSIGTYPE
163	rxvt_Child_signal(int sig __attribute__ ((unused)))
164	{
165	dR;
166	int pid, save_errno = errno;
167
168	do {
169	errno = 0;
170	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
171
172	if (pid == R->cmd_pid)
173	exit(EXIT_SUCCESS);
174
175	errno = save_errno;
176	signal(SIGCHLD, rxvt_Child_signal);
177	}
178
179	/*
180	* Catch a fatal signal and tidy up before quitting
181	*/
182	/* EXTPROTO */
183	RETSIGTYPE
184	rxvt_Exit_signal(int sig)
185	{
186	signal(sig, SIG_DFL);
187	#ifdef DEBUG_CMD
188	rxvt_print_error("signal %d", sig);
189	#endif	361	#endif
190	rxvt_clean_exit();	362	#ifdef TEXT_BLINK
191	kill(getpid(), sig);	363	text_blink_ev.stop ();
192	}	364	#endif
		365	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		366	cont_scroll_ev.stop ();
		367	#endif
		368	#ifdef SELECTION_SCROLLING
		369	sel_scroll_ev.stop ();
		370	#endif
		371	#ifdef POINTER_BLANK
		372	pointer_ev.stop ();
		373	#endif
193		374
194	/* ARGSUSED */	375	destroy_ev.start ();
195	/* INTPROTO */	376	}
196	int
197	rxvt_xerror_handler(const Display * display
198	__attribute__ ((unused)), const XErrorEvent * event)
199	{
200	dR;
201		377
202	if (R->allowedxerror == -1) {	378	void
203	R->allowedxerror = event->error_code;	379	rxvt_term::destroy_cb (ev::idle &w, int revents)
204	return 0; /* ignored anyway */	380	{
205	}	381	make_current ();
206	rxvt_print_error("XError: Request: %d . %d, Error: %d",	382
207	event->request_code, event->minor_code,	383	delete this;
208	event->error_code);
209	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210	exit(EXIT_FAILURE);
211	/* NOTREACHED */
212	}	384	}
213		385
214	/*----------------------------------------------------------------------*/	386	/*----------------------------------------------------------------------*/
215	/*	387	/*
216	* Exit gracefully, clearing the utmp entry and restoring tty attributes	388	* Exit gracefully, clearing the utmp entry and restoring tty attributes
217	* TODO: if debugging, this should free up any known resources if we can	389	* TODO: if debugging, this should free up any known resources if we can
218	*/	390	*/
219	/* EXTPROTO */	391	static XErrorHandler old_xerror_handler;
220	void
221	rxvt_clean_exit(void)
222	{
223	dR;
224		392
225	#ifdef DEBUG_SCREEN	393	static void
226	rxvt_scr_release(aR);	394	rxvt_emergency_cleanup ()
		395	{
		396	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		397	(*t)->emergency_cleanup ();
		398	}
		399
		400	#if !ENABLE_MINIMAL
		401	static void
		402	print_x_error (Display *dpy, XErrorEvent *event)
		403	{
		404	char buffer[BUFSIZ];
		405	char mesg[BUFSIZ];
		406	char number[32];
		407	char *mtype = "XlibMessage";
		408	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		409	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		410	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		411	rxvt_warn ("%s: %s\n", mesg, buffer);
		412	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		414	sprintf(number, "%d", event->request_code);
		415	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		416	rxvt_warn ("(which is %s)\n", buffer);
		417	if (event->request_code >= 128) {
		418	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		421	}
		422	if ((event->error_code == BadWindow) ||
		423	(event->error_code == BadPixmap) ||
		424	(event->error_code == BadCursor) ||
		425	(event->error_code == BadFont) ||
		426	(event->error_code == BadDrawable) ||
		427	(event->error_code == BadColor) ||
		428	(event->error_code == BadGC) ||
		429	(event->error_code == BadIDChoice) ||
		430	(event->error_code == BadValue) ||
		431	(event->error_code == BadAtom)) {
		432	if (event->error_code == BadValue)
		433	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		434	mesg, BUFSIZ);
		435	else if (event->error_code == BadAtom)
		436	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		437	mesg, BUFSIZ);
		438	else
		439	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		442	}
		443	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		444	mesg, BUFSIZ);
		445	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		446	}
227	#endif	447	#endif
228	#ifndef NO_SETOWNER_TTYDEV	448
229	rxvt_privileged_ttydev(aR_ RESTORE);	449	int
230	#endif	450	rxvt_xerror_handler (Display *display, XErrorEvent *event)
231	#ifdef UTMP_SUPPORT	451	{
232	rxvt_privileged_utmp(aR_ RESTORE);	452	if (GET_R->allowedxerror == -1)
233	#endif	453	GET_R->allowedxerror = event->error_code;
234	#ifdef USE_XIM	454	else
235	if (R->Input_Context != NULL) {
236	XDestroyIC(R->Input_Context);
237	R->Input_Context = NULL;
238	}	455	{
		456	// GET_R is most likely not the terminal which caused the error,
		457	// so just output the error and continue
		458	#if ENABLE_MINIMAL
		459	old_xerror_handler (display, event);
		460	#else
		461	print_x_error (display, event);
239	#endif	462	#endif
240	}	463	}
241		464
		465	return 0;
		466	}
		467
		468	int
		469	rxvt_xioerror_handler (Display *display)
		470	{
		471	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		472	DisplayString (display));
		473	rxvt_emergency_cleanup ();
		474	_exit (EXIT_FAILURE);
		475	}
		476
242	/* ------------------------------------------------------------------------- *	477	/*----------------------------------------------------------------------*/
243	* MEMORY ALLOCATION WRAPPERS *
244	* ------------------------------------------------------------------------- */
245	/* EXTPROTO */
246	void *
247	rxvt_malloc(size_t size)
248	{
249	void *p;
250
251	p = malloc(size);
252	if (p)
253	return p;
254
255	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256	rxvt_clean_exit();
257	exit(EXIT_FAILURE);
258	/* NOTREACHED */
259	}
260
261	/* EXTPROTO */
262	void *
263	rxvt_calloc(size_t number, size_t size)
264	{
265	void *p;
266
267	p = calloc(number, size);
268	if (p)
269	return p;
270
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();
273	exit(EXIT_FAILURE);
274	/* NOTREACHED */
275	}
276
277	/* EXTPROTO */
278	void *
279	rxvt_realloc(void *ptr, size_t size)
280	{
281	void *p;
282
283	if (ptr)
284	p = realloc(ptr, size);
285	else
286	p = malloc(size);
287	if (p)
288	return p;
289
290	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291	rxvt_clean_exit();
292	exit(EXIT_FAILURE);
293	/* NOTREACHED */
294	}
295
296	/* ------------------------------------------------------------------------- *
297	* PRIVILEGED OPERATIONS *
298	* ------------------------------------------------------------------------- */
299	/* take care of suid/sgid super-user (root) privileges */
300	/* INTPROTO */
301	void	478	void
302	rxvt_privileges(pR_ int mode)	479	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
303	{	480	{
304	#if ! defined(__CYGWIN32__)	481	this->envv = envv;
305	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	482
306	/* setreuid() is the poor man's setuid(), seteuid() */	483	SET_R (this);
307	# define seteuid(a) setreuid(-1, (a))	484	set_locale ("");
308	# define setegid(a) setregid(-1, (a))	485	set_environ (envv); // few things in X do not call setlocale :(
309	# define HAVE_SETEUID	486
		487	init_vars ();
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
310	# endif	495	#endif
311	# ifdef HAVE_SETEUID	496
312	switch (mode) {	497	#ifdef HAVE_SCROLLBARS
313	case IGNORE:	498	if (option (Opt_scrollBar))
314	/*	499	scrollBar.setIdle (); /* set existence for size calculations */
315	* change effective uid/gid - not real uid/gid - so we can switch
316	* back to root later, as required
317	*/
318	seteuid(getuid());
319	setegid(getgid());
320	break;
321	case SAVE:
322	R->euid = geteuid();
323	R->egid = getegid();
324	break;
325	case RESTORE:
326	seteuid(R->euid);
327	setegid(R->egid);
328	break;
329	}
330	# else
331	switch (mode) {
332	case IGNORE:
333	setuid(getuid());
334	setgid(getgid());
335	/* FALLTHROUGH */
336	case SAVE:
337	/* FALLTHROUGH */
338	case RESTORE:
339	break;
340	}
341	# endif	500	#endif
342	#endif
343	}
344		501
345	#ifdef UTMP_SUPPORT	502	pty = ptytty::create ();
346	/* EXTPROTO */
347	void
348	rxvt_privileged_utmp(pR_ char action)
349	{
350	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
351	action, R->next_utmp_action, getpid()));
352	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
353	|| (R->Options & Opt_utmpInhibit)
354	|| R->ttydev == NULL || *R->ttydev == '\0')
355	return;
356		503
357	rxvt_privileges(aR_ RESTORE);	504	create_windows (argc, argv);
358	if (action == SAVE) {	505
359	R->next_utmp_action = RESTORE;	506	init_xlocale ();
360	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	507
361	} else { /* action == RESTORE */	508	scr_reset (); // initialize screen
362	R->next_utmp_action = IGNORE;	509
363	rxvt_cleanutent(aR);	510	#if 0
		511	XSynchronize (dpy, True);
		512	#endif
		513
		514	#ifdef HAVE_SCROLLBARS
		515	if (option (Opt_scrollBar))
		516	resize_scrollbar (); /* create and map scrollbar */
		517	#endif
		518	#ifdef HAVE_BG_PIXMAP
		519	{
		520	bgPixmap.set_target (this);
		521
		522	#ifdef ENABLE_TRANSPARENCY
		523	if (option (Opt_transparent))
		524	{
		525	bgPixmap.set_transparent ();
		526	#ifdef HAVE_AFTERIMAGE
		527	if (rs [Rs_blurradius])
		528	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		529	#endif
		530	if (ISSET_PIXCOLOR (Color_tint))
		531	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		532	if (rs [Rs_shade])
		533	bgPixmap.set_shade (rs [Rs_shade]);
		534
		535	bgPixmap.set_root_pixmap ();
		536	XSelectInput (dpy, display->root, PropertyChangeMask);
		537	rootwin_ev.start (display, display->root);
364	}	538	}
365	rxvt_privileges(aR_ IGNORE);
366	}
367	#endif	539	#endif
368		540
369	#ifndef NO_SETOWNER_TTYDEV	541	#ifdef BG_IMAGE_FROM_FILE
370	/* EXTPROTO */	542	if (rs[Rs_backgroundPixmap] != NULL)
371	void	543	{
372	rxvt_privileged_ttydev(pR_ char action)	544	const char *p = rs[Rs_backgroundPixmap];
373	{
374	D_MAIN((stderr,
375	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
376	action, R->next_tty_action, getpid()));
377	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
378	|| R->ttydev == NULL || *R->ttydev == '\0')
379	return;
380		545
381	rxvt_privileges(aR_ RESTORE);	546	if ((p = strchr (p, ';')) != NULL)
382		547	{
383	if (action == SAVE) {	548	p++;
384	R->next_tty_action = RESTORE;	549	bgPixmap.set_geometry (p);
385	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	550	}
386	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
387	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
388	R->next_tty_action = IGNORE;
389	else	551	else
		552	bgPixmap.set_defaultGeometry ();
		553
		554	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		555	if (!bgPixmap.window_position_sensitive ())
		556	update_background ();
		557	}
390	# endif	558	#endif
391	{	559	}
392	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
393	chmod(R->ttydev, R->ttymode);
394	# ifdef HAVE_REVOKE
395	revoke(R->ttydev);
396	# endif	560	#endif
397	}	561
398	} else { /* action == RESTORE */	562	#if ENABLE_PERL
399	R->next_tty_action = IGNORE;	563	rootwin_ev.start (display, display->root);
400	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401	chmod(R->ttydev, R->ttyfd_stat.st_mode);
402	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
403	# else
404	chmod(R->ttydev,
405	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406	chown(R->ttydev, 0, 0);
407	# endif	564	#endif
		565
		566	set_colorfgbg ();
		567
		568	init_command (cmd_argv);
		569
		570	free (cmd_argv);
		571
		572	if (pty->pty >= 0)
		573	pty_ev.start (pty->pty, ev::READ);
		574
		575	HOOK_INVOKE ((this, HOOK_START, DT_END));
		576
		577	#if ENABLE_XEMBED
		578	if (rs[Rs_embed])
408	}	579	{
		580	long info[2] = { 0, XEMBED_MAPPED };
409		581
410	rxvt_privileges(aR_ IGNORE);	582	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
411		583	32, PropModeReplace, (unsigned char *)&info, 2);
412	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	584	}
413	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414	action == RESTORE ? "Restoring" : (action ==
415	SAVE ? "Saving" :
416	"UNKNOWN ERROR for"), R->ttydev,
417	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
418	R->ttyfd_stat.st_gid));
419	# endif	585	#endif
		586
		587	XMapWindow (dpy, vt);
		588	XMapWindow (dpy, parent[0]);
420	}	589	}
421	#endif	590
		591	static struct sig_handlers
		592	{
		593	ev::sig sw_term, sw_int;
		594
		595	/*
		596	* Catch a fatal signal and tidy up before quitting
		597	*/
		598	void sig_term (ev::sig &w, int revents);
		599
		600	sig_handlers ()
		601	{
		602	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		603	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		604	}
		605	} sig_handlers;
		606
		607	void
		608	sig_handlers::sig_term (ev::sig &w, int revents)
		609	{
		610	rxvt_emergency_cleanup ();
		611	w.stop ();
		612	kill (getpid (), w.signum);
		613	}
		614
		615	char **rxvt_environ; // startup environment
		616
		617	void
		618	rxvt_init ()
		619	{
		620	ptytty::init ();
		621
		622	if (!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_unref ();
		631	sig_handlers.sw_int.start (SIGINT); 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 ();
		641	}
422		642
423	/*----------------------------------------------------------------------*/	643	/*----------------------------------------------------------------------*/
424	/*	644	/*
425	* window size/position calculcations for XSizeHint and other storage.	645	* window size/position calculations for XSizeHint and other storage.
426	* if width/height are non-zero then override calculated width/height	646	* if width/height are non-zero then override calculated width/height
427	*/	647	*/
428	/* EXTPROTO */
429	void	648	void
430	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	649	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431	{	650	{
432	short recalc_x, recalc_y;	651	short recalc_x, recalc_y;
433	int x, y, sb_w, mb_h, flags;	652	int x, y, sb_w, flags;
434	unsigned int w, h;	653	unsigned int w, h;
435	unsigned int max_width, max_height;	654	unsigned int max_width, max_height;
436		655
437	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
439	R->szHint.height));
440	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	656	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441	R->szHint.win_gravity = NorthWestGravity;	657	szHint.win_gravity = NorthWestGravity;
442	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	658	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443		659
444	recalc_x = recalc_y = 0;	660	recalc_x = recalc_y = 0;
445	flags = 0;	661	flags = 0;
		662
446	if (!R->parsed_geometry) {	663	if (!parsed_geometry)
		664	{
447	R->parsed_geometry = 1;	665	parsed_geometry = 1;
		666
448	if (R->rs[Rs_geometry])	667	if (rs[Rs_geometry])
449	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	668	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		669
450	if (flags & WidthValue) {	670	if (flags & WidthValue)
451	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	671	{
		672	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
453	}	674	}
		675
454	if (flags & HeightValue) {	676	if (flags & HeightValue)
455	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	677	{
		678	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456	R->szHint.flags |= USSize;	679	szHint.flags |= USSize;
457	}	680	}
		681
458	if (flags & XValue) {	682	if (flags & XValue)
		683	{
459	R->szHint.x = x;	684	szHint.x = x;
460	R->szHint.flags |= USPosition;	685	szHint.flags |= USPosition;
		686
461	if (flags & XNegative) {	687	if (flags & XNegative)
		688	{
462	recalc_x = 1;	689	recalc_x = 1;
463	R->szHint.win_gravity = NorthEastGravity;	690	szHint.win_gravity = NorthEastGravity;
464	}	691	}
465	}	692	}
		693
466	if (flags & YValue) {	694	if (flags & YValue)
		695	{
467	R->szHint.y = y;	696	szHint.y = y;
468	R->szHint.flags |= USPosition;	697	szHint.flags |= USPosition;
		698
469	if (flags & YNegative) {	699	if (flags & YNegative)
		700	{
470	recalc_y = 1;	701	recalc_y = 1;
		702
471	if (R->szHint.win_gravity == NorthEastGravity)	703	if (szHint.win_gravity == NorthEastGravity)
472	R->szHint.win_gravity = SouthEastGravity;	704	szHint.win_gravity = SouthEastGravity;
473	else	705	else
474	R->szHint.win_gravity = SouthWestGravity;	706	szHint.win_gravity = SouthWestGravity;
475	}	707	}
476	}	708	}
477	}	709	}
		710
478	/* TODO: BOUNDS */	711	/* TODO: BOUNDS */
479	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	712	width = ncol * fwidth;
480	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	713	height = nrow * fheight;
481	max_width = MAX_COLS * R->TermWin.fwidth;	714	max_width = MAX_COLS * fwidth;
482	max_height = MAX_ROWS * R->TermWin.fheight;	715	max_height = MAX_ROWS * fheight;
483		716
484	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	717	szHint.base_width = szHint.base_height = 2 * int_bwidth;
485		718
486	sb_w = mb_h = 0;	719	sb_w = 0;
487	R->window_vt_x = R->window_vt_y = 0;	720	window_vt_x = window_vt_y = int_bwidth;
488	if (scrollbar_visible(R)) {	721
		722	if (scrollBar.state)
		723	{
489	sb_w = scrollbar_TotalWidth();	724	sb_w = scrollbar_TotalWidth ();
490	R->szHint.base_width += sb_w;	725	szHint.base_width += sb_w;
		726
491	if (!(R->Options & Opt_scrollBar_right))	727	if (!option (Opt_scrollBar_right))
492	R->window_vt_x = sb_w;	728	window_vt_x += sb_w;
493	}	729	}
494	if (menubar_visible(R)) {	730
495	mb_h = menuBar_TotalHeight();
496	R->szHint.base_height += mb_h;
497	R->window_vt_y = mb_h;
498	}
499	R->szHint.width_inc = R->TermWin.fwidth;	731	szHint.width_inc = fwidth;
500	R->szHint.height_inc = R->TermWin.fheight;	732	szHint.height_inc = fheight;
501	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	733	szHint.min_width = szHint.base_width + szHint.width_inc;
502	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	734	szHint.min_height = szHint.base_height + szHint.height_inc;
503		735
504	if (width && width - R->szHint.base_width < max_width) {	736	if (newwidth && newwidth - szHint.base_width < max_width)
		737	{
505	R->szHint.width = width;	738	szHint.width = newwidth;
506	R->TermWin.width = width - R->szHint.base_width;	739	width = newwidth - szHint.base_width;
507	} else {	740	}
508	MIN_IT(R->TermWin.width, max_width);	741	else
		742	{
		743	min_it (width, max_width);
509	R->szHint.width = R->szHint.base_width + R->TermWin.width;	744	szHint.width = szHint.base_width + width;
510	}	745	}
		746
511	if (height && height - R->szHint.base_height < max_height) {	747	if (newheight && newheight - szHint.base_height < max_height)
		748	{
512	R->szHint.height = height;	749	szHint.height = newheight;
513	R->TermWin.height = height - R->szHint.base_height;	750	height = newheight - szHint.base_height;
514	} else {	751	}
515	MIN_IT(R->TermWin.height, max_height);	752	else
		753	{
		754	min_it (height, max_height);
516	R->szHint.height = R->szHint.base_height + R->TermWin.height;	755	szHint.height = szHint.base_height + height;
517	}	756	}
		757
518	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	758	if (scrollBar.state && option (Opt_scrollBar_right))
519	R->window_sb_x = R->szHint.width - sb_w;	759	window_sb_x = szHint.width - sb_w;
520		760
521	if (recalc_x)	761	if (recalc_x)
522	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	762	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
523	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	763
524	if (recalc_y)	764	if (recalc_y)
525	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	765	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
526	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
527		766
528	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	767	ncol = width / fwidth;
529	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	768	nrow = height / fheight;
530	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
532	R->szHint.height));
533	return;
534	}	769	}
535		770
536	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
537	/*	772	/*
538	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
539	* Called after a window size change.	774	* Called after a window size change.
540	*/	775	*/
541	/* EXTPROTO */
542	void	776	void
543	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	777	rxvt_term::tt_winch ()
544	{	778	{
		779	if (pty->pty < 0)
		780	return;
		781
545	struct winsize ws;	782	struct winsize ws;
546		783
547	if (fd < 0)
548	return;
549	ws.ws_col = col;	784	ws.ws_col = ncol;
550	ws.ws_row = row;	785	ws.ws_row = nrow;
551	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = width;
552	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = height;
553	(void)ioctl(fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
554	#else	789
555	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	790	#if 0
556	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ is supposed to do this automatically and correctly
557	}
558	# ifdef SIGWINCH
559	else if (pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
560	kill(pid, SIGWINCH);	793	kill (-cmd_pid, SIGWINCH);
561	# endif
562	#endif	794	#endif
563	}	795	}
564		796
565	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
566	/* rxvt_change_font() - Switch to a new font */	798	/* set_fonts () - load and set the various fonts
567	/*	799	*
568	* init = 1 - initialize	800	* init = 1 - initialize
569	*	801	*
570	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
571	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
572	*/	804	*/
573	/* EXTPROTO */	805	bool
574	void	806	rxvt_term::set_fonts ()
575	rxvt_change_font(pR_ int init, const char *fontname)
576	{	807	{
577	}	808	rxvt_fontset *fs = new rxvt_fontset (this);
		809	rxvt_fontprop prop;
578		810
579	/* INTPROTO */	811	if (!fs
		812	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		813	|| !fs->realize_font (1))
		814	{
		815	delete fs;
		816	return false;
		817	}
		818
		819	#if ENABLE_STYLES
		820	for (int i = RS_styleCount; --i; )
		821	if (fontset[i] != fontset[0])
		822	delete fontset[i];
		823	#endif
		824
		825	delete fontset[0];
		826	fontset[0] = fs;
		827
		828	prop = (*fs)[1]->properties ();
		829	prop.height += lineSpace;
		830
		831	fs->set_prop (prop, false);
		832
		833	fwidth = prop.width;
		834	fheight = prop.height;
		835	fbase = prop.ascent;
		836
		837	for (int style = 1; style < 4; style++)
		838	{
		839	#if ENABLE_STYLES
		840	const char *res = rs[Rs_font + style];
		841
		842	if (res && !*res)
		843	fontset[style] = fontset[0];
		844	else
		845	{
		846	fontset[style] = fs = new rxvt_fontset (this);
		847	rxvt_fontprop prop2 = prop;
		848
		849	if (res)
		850	{
		851	fs->populate (res);
		852	fs->set_prop (prop2, false);
		853	}
		854	else
		855	{
		856	fs->populate (fontset[0]->fontdesc);
		857
		858	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		859	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		860
		861	fs->set_prop (prop2, true);
		862	}
		863
		864	}
		865	#else
		866	fontset[style] = fontset[0];
		867	#endif
		868	}
		869
		870	if (parent[0])
		871	{
		872	resize_all_windows (0, 0, 0);
		873	scr_remap_chars ();
		874	scr_touch (true);
		875	}
		876
		877	return true;
		878	}
		879
580	void	880	void
581	rxvt_font_up_down(pR_ int n, int direction)	881	rxvt_term::set_string_property (Atom prop, const char *str, int len)
582	{	882	{
		883	XChangeProperty (dpy, parent[0],
		884	prop, XA_STRING, 8, PropModeReplace,
		885	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		886	}
		887
		888	void
		889	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		890	{
		891	wchar_t *ws = rxvt_mbstowcs (str, len);
		892	char *s = rxvt_wcstoutf8 (ws);
		893
		894	XChangeProperty (dpy, parent[0],
		895	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		896	(const unsigned char *)s, strlen (s));
		897
		898	free (s);
		899	free (ws);
583	}	900	}
584		901
585	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
586	/*----------------------------------------------------------------------*/	903	/*----------------------------------------------------------------------*/
587	/* xterm sequences - title, iconName, color (exptl) */	904	/* xterm sequences - title, iconName, color (exptl) */
588	/* EXTPROTO */
589	void	905	void
590	rxvt_set_title(pR_ const char *str)	906	rxvt_term::set_title (const char *str)
591	{	907	{
592	#ifndef SMART_WINDOW_TITLE	908	set_string_property (XA_WM_NAME, str);
593	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	909	#if ENABLE_EWMH
594	#else	910	set_utf8_property (xa[XA_NET_WM_NAME], str);
595	char *name;
596
597	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598	name = NULL;
599	if (name == NULL || STRCMP(name, str))
600	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601	if (name)
602	XFree(name);
603	#endif	911	#endif
604	}	912	}
605		913
606	/* EXTPROTO */
607	void	914	void
608	rxvt_set_iconName(pR_ const char *str)	915	rxvt_term::set_icon_name (const char *str)
609	{	916	{
610	#ifndef SMART_WINDOW_TITLE	917	set_string_property (XA_WM_ICON_NAME, str);
611	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	918	#if ENABLE_EWMH
612	#else	919	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
613	char *name;
614
615	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616	name = NULL;
617	if (name == NULL || STRCMP(name, str))
618	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619	if (name)
620	XFree(name);
621	#endif	920	#endif
622	}	921	}
623		922
		923	void
		924	rxvt_term::set_window_color (int idx, const char *color)
		925	{
624	#ifdef XTERM_COLOR_CHANGE	926	#ifdef XTERM_COLOR_CHANGE
625	/* EXTPROTO */
626	void
627	rxvt_set_window_color(pR_ int idx, const char *color)
628	{
629	rxvt_color xcol;	927	rxvt_color xcol;
630	int i;	928	int i;
631		929
632	if (color == NULL || *color == '\0')	930	if (color == NULL || *color == '\0')
633	return;	931	return;
634		932
		933	color = strdup (color);
		934	allocated.push_back ((void *)color);
		935	rs[Rs_color + idx] = color;
		936
635	/* handle color aliases */	937	/* handle color aliases */
636	if (isdigit(*color)) {	938	if (isdigit (*color))
		939	{
637	i = atoi(color);	940	i = atoi (color);
638	if (i >= 8 && i <= 15) { /* bright colors */	941
639	i -= 8;	942	if (i >= 8 && i <= 15)
640	# ifndef NO_BRIGHTCOLOR	943	{
641	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	944	/* bright colors */
642	SET_PIXCOLOR(R, idx);	945	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
643	goto Done;	946	goto done;
644	# endif
645	}	947	}
646	if (i >= 0 && i <= 7) { /* normal colors */	948
647	R->PixColors[idx] = R->PixColors[minCOLOR + i];	949	if (i >= 0 && i <= 7)
648	SET_PIXCOLOR(R, idx);	950	{
		951	/* normal colors */
		952	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
649	goto Done;	953	goto done;
650	}	954	}
651	}	955	}
652	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
653	return;
654	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655		956
656	/*	957	set_color (xcol, color);
		958
		959	/*
657	* FIXME: should free colors here, but no idea how to do it so instead,	960	* FIXME: should free colors here, but no idea how to do it so instead,
658	* so just keep gobbling up the colormap	961	* so just keep gobbling up the colormap
659	*/	962	*/
660	# if 0
661	for (i = Color_Black; i <= Color_White; i++)
662	if (R->PixColors[idx] == R->PixColors[i])
663	break;
664	if (i > Color_White) {
665	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
666	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
667	DisplayPlanes(R->Xdisplay, Xscreen));
668	}
669	# endif
670		963
671	R->PixColors[idx] = xcol;	964	pix_colors_focused[idx] = xcol;
672	SET_PIXCOLOR(R, idx);
673		965
674	/* XSetWindowAttributes attr; */	966	done:
675	/* Cursor cursor; */
676	Done:
677	if (idx == Color_bg && !(R->Options & Opt_transparent))
678	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
679	R->PixColors[Color_bg]);
680
681	/* handle Color_BD, scrollbar background, etc. */	967	/*TODO: handle Color_BD, scrollbar background, etc. */
682		968
683	rxvt_set_colorfgbg(aR);	969	update_fade_color (idx);
684	rxvt_recolour_cursor(aR);	970	recolour_cursor ();
685	/* the only reasonable way to enforce a clean update */	971	scr_recolour ();
686	rxvt_scr_poweron(aR);	972	#endif /* XTERM_COLOR_CHANGE */
687	}	973	}
688		974
689	#else
690	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
691	#endif /* XTERM_COLOR_CHANGE */
692
693	/* EXTPROTO */
694	void	975	void
695	rxvt_recolour_cursor(pR)	976	rxvt_term::recolour_cursor ()
696	{	977	{
697	rxvt_color xcol[2];	978	XColor fg, bg;
698		979
699	#if TODO	980	(ISSET_PIXCOLOR (Color_pointer_fg)
700	xcol[0] = R->PixColors[Color_pointer];	981	? pix_colors_focused[Color_pointer_fg]
701	xcol[1] = R->PixColors[Color_bg];	982	: pix_colors_focused[Color_fg]).get (fg);
702	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	983
703	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	984	(ISSET_PIXCOLOR (Color_pointer_bg)
704	#endif	985	? pix_colors_focused[Color_pointer_bg]
		986	: pix_colors_focused[Color_bg]).get (bg);
		987
		988	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
705	}	989	}
706		990
707	/*----------------------------------------------------------------------*/	991	/*----------------------------------------------------------------------*/
708	/*	992	/*
709	* find if fg/bg matches any of the normal (low-intensity) colors	993	* find if fg/bg matches any of the normal (low-intensity) colors
710	*/	994	*/
711	/* INTPROTO */
712	void	995	void
713	rxvt_set_colorfgbg(pR)	996	rxvt_term::set_colorfgbg ()
714	{	997	{
715	unsigned int i;	998	unsigned int i;
716	const char *xpmb = "\0";	999	const char *xpmb = "";
717	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1000	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718		1001
719	R->env_colorfgbg =	1002	strcpy (fstr, "default");
720	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1003	strcpy (bstr, "default");
721	STRCPY(fstr, "default");
722	STRCPY(bstr, "default");
723	for (i = Color_Black; i <= Color_White; i++)	1004	for (i = Color_Black; i <= Color_White; i++)
724	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1005	if (pix_colors[Color_fg] == pix_colors[i])
		1006	{
725	sprintf(fstr, "%d", (i - Color_Black));	1007	sprintf (fstr, "%d", (i - Color_Black));
726	break;	1008	break;
727	}	1009	}
		1010
728	for (i = Color_Black; i <= Color_White; i++)	1011	for (i = Color_Black; i <= Color_White; i++)
729	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1012	if (pix_colors[Color_bg] == pix_colors[i])
		1013	{
730	sprintf(bstr, "%d", (i - Color_Black));	1014	sprintf (bstr, "%d", (i - Color_Black));
731	#ifdef XPM_BACKGROUND	1015	#ifdef BG_IMAGE_FROM_FILE
732	xpmb = "default;";	1016	xpmb = "default;";
733	#endif	1017	#endif
734	break;	1018	break;
735	}	1019	}
		1020
736	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1021	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737	putenv(R->env_colorfgbg);
738
739	#ifndef NO_BRIGHTCOLOR
740	R->colorfgbg = DEFAULT_RSTYLE;
741	for (i = minCOLOR; i <= maxCOLOR; i++) {
742	if (R->PixColors[Color_fg] == R->PixColors[i])
743	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
744	if (R->PixColors[Color_bg] == R->PixColors[i])
745	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
746	}
747	#endif
748	}	1022	}
749		1023
750	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
751	/*
752	* Colour determination for low colour displays, routine from
753	* Hans de Goede <hans@highrise.nl>
754	*/
755		1025
756	/* EXTPROTO */	1026	bool
757	int	1027	rxvt_term::set_color (rxvt_color &color, const char *name)
758	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
759	{	1028	{
760	screen_in_out->set(aR_ colour);	1029	if (color.set (this, name))
761
762	if (!screen_in_out->set(aR_ colour)) {
763	rxvt_print_error("can't allocate colour: %s", colour);
764	return false;
765	}
766
767	return true;	1030	return true;
		1031
		1032	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1033	return false;
		1034	}
		1035
		1036	void
		1037	rxvt_term::alias_color (int dst, int src)
		1038	{
		1039	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
768	}	1040	}
769		1041
770	/* -------------------------------------------------------------------- *	1042	/* -------------------------------------------------------------------- *
771	* - WINDOW RESIZING - *	1043	* - WINDOW RESIZING - *
772	* -------------------------------------------------------------------- */	1044	* -------------------------------------------------------------------- */
773	/* EXTPROTO */
774	void	1045	void
775	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1046	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776	int ignoreparent)
777	{	1047	{
778	int fix_screen;	1048	int fix_screen;
		1049	int old_width = szHint.width;
		1050	int old_height = szHint.height;
779		1051
		1052	window_calc (newwidth, newheight);
		1053
		1054	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1055	XSetWMNormalHints (dpy, parent[0], &szHint);
		1056
		1057	if (!ignoreparent)
		1058	{
780	#ifdef SMART_RESIZE	1059	#ifdef SMART_RESIZE
781	int old_width = R->szHint.width, old_height = R->szHint.height;	1060	/*
782	#endif
783
784	rxvt_window_calc(aR_ width, height);
785	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
786	if (!ignoreparent) {
787	#ifdef SMART_RESIZE
788	/*
789	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1061	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790	* reposition window on resize depending on placement on screen	1062	* reposition window on resize depending on placement on screen
791	*/	1063	*/
792	int x, y, x1, y1;	1064	int x, y, x1, y1;
793	int dx, dy;	1065	int dx, dy;
794	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795	Window unused_cr;	1067	Window unused_cr;
796		1068
797	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1069	XTranslateCoordinates (dpy, parent[0], display->root,
798	0, 0, &x, &y, &unused_cr);	1070	0, 0, &x, &y, &unused_cr);
799	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1071	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
800	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
801	/*	1073	/*
802	* if Xroot isn't the parent window, a WM will probably have offset	1074	* if display->root isn't the parent window, a WM will probably have offset
803	* our position for handles and decorations. Counter it	1075	* our position for handles and decorations. Counter it
804	*/	1076	*/
805	if (x1 != x || y1 != y) {	1077	if (x1 != x || y1 != y)
		1078	{
806	x -= x1;	1079	x -= x1;
807	y -= y1;	1080	y -= y1;
808	}	1081	}
809		1082
810	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1083	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
811	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1084	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
812	dx = old_width - R->szHint.width;	1085	dx = old_width - szHint.width;
813	dy = old_height - R->szHint.height;	1086	dy = old_height - szHint.height;
814		1087
815	/* Check position of the center of the window */	1088	/* Check position of the center of the window */
816	if (x < x1) /* left half */	1089	if (x < x1) /* left half */
817	dx = 0;	1090	dx = 0;
818	else if (x == x1) /* exact center */	1091	else if (x == x1) /* exact center */
819	dx /= 2;	1092	dx /= 2;
820	if (y < y1) /* top half */	1093	if (y < y1) /* top half */
821	dy = 0;	1094	dy = 0;
822	else if (y == y1) /* exact center */	1095	else if (y == y1) /* exact center */
823	dy /= 2;	1096	dy /= 2;
824		1097
825	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1098	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
826	R->szHint.width, R->szHint.height);	1099	szHint.width, szHint.height);
827	#else	1100	#else
828	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1101	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
829	R->szHint.height);
830	#endif	1102	#endif
831	}	1103	}
832		1104
833	fix_screen = (R->TermWin.ncol != R->prev_ncol	1105	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834	|| R->TermWin.nrow != R->prev_nrow);	1106
835	if (fix_screen || width != R->old_width || height != R->old_height) {	1107	if (fix_screen || newwidth != old_width || newheight != old_height)
836	if (scrollbar_visible(R)) {	1108	{
		1109	if (scrollBar.state)
		1110	{
837	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1111	XMoveResizeWindow (dpy, scrollBar.win,
		1112	window_sb_x, 0,
838	0, scrollbar_TotalWidth(), R->szHint.height);	1113	scrollbar_TotalWidth (), szHint.height);
839	rxvt_Resize_scrollBar(aR);	1114	resize_scrollbar ();
840	}	1115	}
841	if (menubar_visible(R))	1116
842	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1117	XMoveResizeWindow (dpy, vt,
843	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1118	window_vt_x, window_vt_y,
844	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
845	R->window_vt_y, TermWin_TotalWidth(),
846	TermWin_TotalHeight());	1119	width, height);
847	#ifdef RXVT_GRAPHICS	1120
848	if (R->old_height)	1121	#ifdef HAVE_BG_PIXMAP
849	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1122	if (bgPixmap.window_size_sensitive ())
850	R->old_height - R->szHint.base_height);	1123	update_background ();
851	#endif	1124	#endif
		1125
852	rxvt_scr_clear(aR);	1126	scr_clear ();
853	#ifdef XPM_BACKGROUND
854	rxvt_resize_pixmap(aR);
855	#endif
856	}	1127	}
857		1128
858	if (fix_screen || R->old_height == 0) {	1129	if (fix_screen || old_height == 0)
859	int curr_screen = -1;	1130	scr_reset ();
860	uint16_t old_ncol = R->prev_ncol;
861		1131
862	/* scr_reset only works on the primary screen */	1132	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
863	if (R->old_height) /* this is not the first time through */	1133	//scr_touch (false);
864	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
865	rxvt_scr_reset(aR);
866	if (curr_screen >= 0) { /* this is not the first time through */
867	rxvt_scr_change_screen(aR_ curr_screen);
868	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869	}
870	}
871		1134
872	R->old_width = R->szHint.width;	1135	#ifdef HAVE_BG_PIXMAP
873	R->old_height = R->szHint.height;	1136	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1137	// if (bgPixmap.pixmap)
		1138	// scr_touch (false);
		1139	#endif
874		1140
875	#ifdef USE_XIM	1141	#ifdef USE_XIM
876	rxvt_IMSetStatusPosition(aR);	1142	IMSetPosition ();
877	#endif	1143	#endif
878	}	1144	}
879		1145
880	/*	1146	/*
881	* Set the width/height of the vt window in characters. Units are pixels.	1147	* Set the width/height of the vt window in characters. Units are pixels.
882	* good for toggling 80/132 columns	1148	* good for toggling 80/132 columns
883	*/	1149	*/
884	/* EXTPROTO */
885	void	1150	void
886	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1151	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887	{	1152	{
888	XWindowAttributes wattr;	1153	XWindowAttributes wattr;
889		1154
890	if (width == 0 || height == 0) {	1155	if (newwidth == 0 || newheight == 0)
		1156	{
891	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1157	XGetWindowAttributes (dpy, display->root, &wattr);
		1158
892	if (width == 0)	1159	if (newwidth == 0)
893	width = wattr.width - R->szHint.base_width;	1160	newwidth = wattr.width - szHint.base_width;
894	if (height == 0)	1161	if (newheight == 0)
895	height = wattr.height - R->szHint.base_height;	1162	newheight = wattr.height - szHint.base_height;
		1163	}
		1164
		1165	if (newwidth != width || newheight != height)
896	}	1166	{
897	if (width != R->TermWin.width || height != R->TermWin.height) {
898	width += R->szHint.base_width;	1167	newwidth += szHint.base_width;
899	height += R->szHint.base_height;	1168	newheight += szHint.base_height;
900	rxvt_resize_all_windows(aR_ width, height, 0);	1169	resize_all_windows (newwidth, newheight, 0);
901	}	1170	}
902	}	1171	}
903		1172
904	/* -------------------------------------------------------------------- *	1173	/* -------------------------------------------------------------------- *
905	* - X INPUT METHOD ROUTINES - *	1174	* - X INPUT METHOD ROUTINES - *
906	* -------------------------------------------------------------------- */	1175	* -------------------------------------------------------------------- */
907	#ifdef USE_XIM	1176	#ifdef USE_XIM
908	/* INTPROTO */
909	void
910	rxvt_setSize(pR_ XRectangle * size)
911	{
912	size->x = R->TermWin.int_bwidth;
913	size->y = R->TermWin.int_bwidth;
914	size->width = Width2Pixel(R->TermWin.ncol);
915	size->height = Height2Pixel(R->TermWin.nrow);
916	}
917		1177
918	/* INTPROTO */
919	void	1178	void
920	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1179	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921	{	1180	{
922	*fg = R->PixColors[Color_fg];	1181	fg = pix_colors [Color_fg];
923	*bg = R->PixColors[Color_bg];	1182	bg = pix_colors [Color_bg];
		1183	}
		1184
		1185	void
		1186	rxvt_term::im_set_size (XRectangle &size)
		1187	{
		1188	// the int_bwidth terms make no sense to me
		1189	size.x = int_bwidth;
		1190	size.y = int_bwidth;
		1191	size.width = Width2Pixel (ncol) + int_bwidth;
		1192	size.height = Height2Pixel (nrow) + int_bwidth;
		1193	}
		1194
		1195	void
		1196	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1197	XRectangle &status_rect,
		1198	const XRectangle &needed_rect)
		1199	{
		1200	preedit_rect.x = needed_rect.width;
		1201	preedit_rect.y = 0;
		1202	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1203	preedit_rect.height = fheight;
		1204
		1205	status_rect.x = 0;
		1206	status_rect.y = 0;
		1207	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1208	status_rect.height = fheight;
924	}	1209	}
925		1210
926	/* Checking whether input method is running. */	1211	/* Checking whether input method is running. */
927	/* INTPROTO */
928	Bool	1212	bool
929	rxvt_IMisRunning(pR)	1213	rxvt_term::IMisRunning ()
930	{	1214	{
931	char *p;	1215	char *p;
932	Atom atom;	1216	Atom atom;
933	Window win;	1217	Window win;
934	char server[IMBUFSIZ];	1218	char server[IMBUFSIZ];
935		1219
936	/* get current locale modifier */	1220	/* get current locale modifier */
937	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1221	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1222	{
938	STRCPY(server, "@server=");	1223	strcpy (server, "@server=");
939	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1224	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1225
940	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1226	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941	*p = '\0';	1227	*p = '\0';
942		1228
943	atom = XInternAtom(R->Xdisplay, server, False);	1229	atom = XInternAtom (dpy, server, False);
944	win = XGetSelectionOwner(R->Xdisplay, atom);	1230	win = XGetSelectionOwner (dpy, atom);
		1231
945	if (win != None)	1232	if (win != None)
946	return True;	1233	return True;
947	}	1234	}
		1235
948	return False;	1236	return False;
949	}	1237	}
950		1238
951	/* EXTPROTO */
952	void	1239	void
953	rxvt_IMSendSpot(pR)	1240	rxvt_term::IMSendSpot ()
954	{	1241	{
955	XPoint spot;	1242	XPoint nspot;
956	XVaNestedList preedit_attr;	1243	XVaNestedList preedit_attr;
957		1244
958	if (R->Input_Context == NULL	1245	if (!Input_Context
959	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1246	|| !focus
960	|| !(R->event_type == KeyPress	1247	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
961	|| R->event_type == Expose
962	|| R->event_type == NoExpose
963	|| R->event_type == SelectionNotify
964	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
965	|| !rxvt_IMisRunning(aR))
966	return;	1248	return;
967		1249
968	rxvt_setPosition(aR_ & spot);	1250	im_set_position (nspot);
969		1251
		1252	if (nspot.x == spot.x && nspot.y == spot.y)
		1253	return;
		1254
		1255	spot = nspot;
		1256
970	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1257	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1258	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972	XFree(preedit_attr);	1259	XFree (preedit_attr);
973	}	1260	}
974		1261
975	/* EXTPROTO */
976	void	1262	void
977	rxvt_setTermFontSet(pR_ int idx)	1263	rxvt_term::im_destroy ()
978	{	1264	{
979	char *string;	1265	if (input_method)
980	long length;	1266	{
981	int success = 0;	1267	if (Input_Context && input_method->xim)
		1268	XDestroyIC (Input_Context);
982		1269
983	if (idx < 0 || idx >= MAX_NFONTS)	1270	display->put_xim (input_method);
984	return;	1271	input_method = 0;
985	}	1272	}
986		1273
987	/* INTPROTO */
988	void
989	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
990	XRectangle * needed_rect)
991	{
992	int mbh, vtx = 0;
993
994	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
995	vtx = scrollbar_TotalWidth();
996	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
997	mbh -= R->TermWin.lineSpace;
998
999	preedit_rect->x = needed_rect->width + vtx;
1000	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1001
1002	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1003	+ vtx;
1004	preedit_rect->height = Height2Pixel(1);
1005
1006	status_rect->x = vtx;
1007	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1008
1009	status_rect->width = needed_rect->width ? needed_rect->width
1010	: Width2Pixel(R->TermWin.ncol + 1);
1011	status_rect->height = Height2Pixel(1);
1012	}
1013
1014	/* ARGSUSED */
1015	/* INTPROTO */
1016	void
1017	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1018	__attribute__ ((unused)), XPointer call_data
1019	__attribute__ ((unused)))
1020	{
1021	dR;
1022
1023	R->Input_Context = NULL;	1274	Input_Context = 0;
1024	/* To avoid Segmentation Fault in C locale: Solaris only? */
1025	if (STRCMP(R->locale, "C"))
1026	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027	rxvt_IMInstantiateCallback, NULL);
1028	}	1275	}
1029		1276
1030	/*	1277	#ifdef ENABLE_XIM_ONTHESPOT
1031	* X manual pages and include files don't match on some systems:
1032	* some think this is an XIDProc and others an XIMProc so we can't
1033	* use the first argument - need to update this to be nice for
1034	* both types via some sort of configure detection
1035	*/
1036	/* ARGSUSED */
1037	/* EXTPROTO */
1038	void
1039	rxvt_IMInstantiateCallback(Display * unused
1040	__attribute__ ((unused)), XPointer client_data
1041	__attribute__ ((unused)), XPointer call_data
1042	__attribute__ ((unused)))
1043	{
1044	dR;
1045	int i, found, had_im;
1046	const char *p;
1047	char **s;
1048	char buf[IMBUFSIZ];
1049		1278
1050	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1279	static void
1051	if (R->Input_Context)	1280	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1052	return;	1281	{
		1282	((rxvt_term *)client_data)->make_current ();
		1283	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1284	}
1053		1285
1054	found = had_im = 0;	1286	static void
1055	p = R->rs[Rs_inputMethod];	1287	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1056	if (p && *p) {	1288	{
1057	had_im = 1;	1289	((rxvt_term *)client_data)->make_current ();
1058	s = rxvt_splitcommastring(p);	1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1059	for (i = 0; s[i]; i++) {	1291	}
1060	if (*s[i]) {	1292
1061	STRCPY(buf, "@im=");	1293	static void
1062	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1294	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1063	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1295	{
1064	&& (rxvt_IM_get_IC(aR) == True)) {	1296	rxvt_term *term = (rxvt_term *)client_data;
1065	found = 1;	1297	XIMText *text = call_data->text;
1066	break;	1298
1067	}	1299	term->make_current ();
1068	}	1300
		1301	if (text)
		1302	{
		1303	void *str;
		1304
		1305	if (!text->encoding_is_wchar && text->string.multi_byte)
		1306	{
		1307	// of course, X makes it ugly again
		1308	if (term->rs[Rs_imLocale])
		1309	SET_LOCALE (term->rs[Rs_imLocale]);
		1310
		1311	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1312	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1313
		1314	if (term->rs[Rs_imLocale])
		1315	SET_LOCALE (term->locale);
1069	}	1316	}
1070	for (i = 0; s[i]; i++)	1317	else
1071	free(s[i]);	1318	str = (void *)text->string.wide_char;
1072	free(s);
1073	}
1074	if (found)
1075	return;
1076		1319
1077	/* try with XMODIFIERS env. var. */	1320	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1078	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1321	DT_INT, call_data->caret,
1079	rxvt_IM_get_IC(aR);	1322	DT_INT, call_data->chg_first,
1080	return;	1323	DT_INT, call_data->chg_length,
		1324	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1325	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1326	DT_END));
1081	}	1327	}
1082		1328	else
1083	/* try with no modifiers base IF the user didn't specify an IM */	1329	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1084	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1330	DT_INT, call_data->caret,
1085	&& rxvt_IM_get_IC(aR) == True)	1331	DT_INT, call_data->chg_first,
1086	return;	1332	DT_INT, call_data->chg_length,
		1333	DT_END));
1087	}	1334	}
		1335
		1336	#if 0
		1337	static void
		1338	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1339	{
		1340	((rxvt_term *)client_data)->make_current ();
		1341	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1342	DT_INT, call_data->position,
		1343	DT_INT, call_data->direction,
		1344	DT_INT, call_data->style,
		1345	DT_END));
		1346	}
		1347	#endif
		1348
		1349	#endif
1088		1350
1089	/*	1351	/*
1090	* Try to open a XIM with the current modifiers, then see if we can	1352	* Try to open a XIM with the current modifiers, then see if we can
1091	* open a suitable preedit type	1353	* open a suitable preedit type
1092	*/	1354	*/
1093	/* INTPROTO */
1094	Bool	1355	bool
1095	rxvt_IM_get_IC(pR)	1356	rxvt_term::IM_get_IC (const char *modifiers)
1096	{	1357	{
1097	int i, j, found;	1358	int i, j, found;
1098	XIM xim;	1359	XIM xim;
1099	XPoint spot;	1360	XPoint spot;
1100	XRectangle rect, status_rect, needed_rect;	1361	XRectangle rect, status_rect, needed_rect;
1101	unsigned long fg, bg;	1362	unsigned long fg, bg;
1102	const char *p;	1363	const char *p;
1103	char **s;	1364	char **s;
1104	XIMStyles *xim_styles;	1365	XIMStyles *xim_styles;
1105	XVaNestedList preedit_attr, status_attr;	1366	#ifdef ENABLE_XIM_ONTHESPOT
1106	XIMCallback ximcallback;	1367	XIMCallback xcb[4];
		1368	#endif
1107		1369
1108	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1370	set_environ (envv);
1109	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1371
1110	if (xim == NULL)	1372	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1111	return False;	1373	return false;
1112		1374
		1375	input_method = display->get_xim (locale, modifiers);
		1376	if (input_method == NULL)
		1377	return false;
		1378
		1379	xim = input_method->xim;
		1380	spot.x = spot.y = -1;
		1381
1113	xim_styles = NULL;	1382	xim_styles = NULL;
1114	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1383	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115	|| !xim_styles || !xim_styles->count_styles) {	1384	|| !xim_styles || !xim_styles->count_styles)
1116	XCloseIM(xim);	1385	{
		1386	im_destroy ();
1117	return False;	1387	return false;
		1388	}
		1389
		1390	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1391
		1392	for (int pi = 0; pi < 2; pi++)
1118	}	1393	{
		1394	p = pet[pi];
1119		1395
1120	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1396	if (!p)
1121	: "OverTheSpot,OffTheSpot,Root";	1397	continue;
		1398
1122	s = rxvt_splitcommastring(p);	1399	s = rxvt_splitcommastring (p);
		1400
1123	for (i = found = 0; !found && s[i]; i++) {	1401	for (i = found = 0; !found && s[i]; i++)
		1402	{
1124	if (!STRCMP(s[i], "OverTheSpot"))	1403	if (!strcmp (s[i], "OverTheSpot"))
1125	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1404	input_style = XIMPreeditPosition | XIMStatusNothing;
1126	else if (!STRCMP(s[i], "OffTheSpot"))	1405	else if (!strcmp (s[i], "OffTheSpot"))
1127	R->input_style = (XIMPreeditArea | XIMStatusArea);	1406	input_style = XIMPreeditArea | XIMStatusArea;
1128	else if (!STRCMP(s[i], "Root"))	1407	else if (!strcmp (s[i], "Root"))
1129	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1408	input_style = XIMPreeditNothing | XIMStatusNothing;
		1409	else if (!strcmp (s[i], "None"))
		1410	input_style = XIMPreeditNone | XIMStatusNone;
		1411	#ifdef ENABLE_XIM_ONTHESPOT
		1412	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1413	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1414	#endif
		1415	else
		1416	input_style = XIMPreeditNothing | XIMStatusNothing;
1130		1417
1131	for (j = 0; j < xim_styles->count_styles; j++)	1418	for (j = 0; j < xim_styles->count_styles; j++)
1132	if (R->input_style == xim_styles->supported_styles[j]) {	1419	if (input_style == xim_styles->supported_styles[j])
		1420	{
		1421	rxvt_freecommastring (s);
		1422
1133	found = 1;	1423	found = 1;
		1424	goto foundpet;
		1425	}
		1426
		1427	}
		1428
		1429	rxvt_freecommastring (s);
		1430	}
		1431
		1432	foundpet:
		1433
		1434	XFree (xim_styles);
		1435
		1436	if (!found)
		1437	{
		1438	im_destroy ();
		1439	return false;
		1440	}
		1441
		1442	XFontSet fs = 0;
		1443	XVaNestedList preedit_attr = 0, status_attr = 0;
		1444
		1445	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1446	{
		1447	// fake us a font-set, please
		1448	char **missing_charset_list;
		1449	int missing_charset_count;
		1450	char *def_string;
		1451	char pat[512];
		1452
		1453	sprintf (pat,
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1459	"*",
		1460	fheight,
		1461	fheight + 1, fheight - 1,
		1462	fheight - 2, fheight + 2);
		1463
		1464	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1465	&missing_charset_list, &missing_charset_count, &def_string);
		1466
		1467	if (missing_charset_list)
		1468	XFreeStringList (missing_charset_list);
		1469
		1470	if (!fs)
		1471	{
		1472	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1473	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1474	}
		1475	}
		1476
		1477	if (input_style & XIMPreeditPosition)
		1478	{
		1479	im_set_size (rect);
		1480	im_set_position (spot);
		1481	im_set_color (fg, bg);
		1482
		1483	preedit_attr = XVaCreateNestedList (0,
		1484	XNForeground, fg,
		1485	XNBackground, bg,
		1486	XNArea, &rect,
		1487	XNSpotLocation, &spot,
		1488	XNFontSet, fs,
		1489	NULL);
		1490	}
		1491	else if (input_style & XIMPreeditArea)
		1492	{
		1493	im_set_color (fg, bg);
		1494
		1495	/*
		1496	* The necessary width of preedit area is unknown
		1497	* until create input context.
		1498	*/
		1499	needed_rect.width = 0;
		1500	im_set_preedit_area (rect, status_rect, needed_rect);
		1501
		1502	preedit_attr = XVaCreateNestedList (0,
		1503	XNForeground, fg,
		1504	XNBackground, bg,
		1505	XNArea, &rect,
		1506	XNFontSet, fs,
		1507	NULL);
		1508	status_attr = XVaCreateNestedList (0,
		1509	XNForeground, fg,
		1510	XNBackground, bg,
		1511	XNArea, &status_rect,
		1512	XNFontSet, fs,
		1513	NULL);
		1514	}
		1515	#if ENABLE_XIM_ONTHESPOT
		1516	else if (input_style & XIMPreeditCallbacks)
		1517	{
		1518	im_set_position (spot);
		1519
		1520	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1521	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1522	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1523	# if 0
		1524	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1525	# endif
		1526
		1527	preedit_attr = XVaCreateNestedList (0,
		1528	XNSpotLocation, &spot,
		1529	XNPreeditStartCallback, &xcb[0],
		1530	XNPreeditDoneCallback , &xcb[1],
		1531	XNPreeditDrawCallback , &xcb[2],
		1532	# if 0
		1533	XNPreeditCaretCallback, &xcb[3],
		1534	# endif
		1535	NULL);
		1536	}
		1537	#endif
		1538
		1539	Input_Context = XCreateIC (xim,
		1540	XNInputStyle, input_style,
		1541	XNClientWindow, vt,
		1542	XNFocusWindow, parent[0],
		1543	preedit_attr ? XNPreeditAttributes : NULL,
		1544	preedit_attr,
		1545	status_attr ? XNStatusAttributes : NULL,
		1546	status_attr, NULL);
		1547
		1548	if (preedit_attr) XFree (preedit_attr);
		1549	if (status_attr) XFree (status_attr);
		1550	if (fs) XFreeFontSet (dpy, fs);
		1551
		1552	if (Input_Context == NULL)
		1553	{
		1554	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1555	im_destroy ();
		1556	return false;
		1557	}
		1558
		1559	#if 0
		1560	// unfortunately, only the focus window is used by XIM, hard to fix
		1561	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1562	vt_select_input ();
		1563	#endif
		1564
		1565	IMSetPosition ();
		1566
		1567	return true;
		1568	}
		1569
		1570	void
		1571	rxvt_term::im_cb ()
		1572	{
		1573	int i;
		1574	const char *p;
		1575	char **s;
		1576	char buf[IMBUFSIZ];
		1577
		1578	make_current ();
		1579
		1580	im_destroy ();
		1581
		1582	if (Input_Context)
		1583	return;
		1584
		1585	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1586	if (rs[Rs_imLocale])
		1587	SET_LOCALE (rs[Rs_imLocale]);
		1588	#endif
		1589
		1590	p = rs[Rs_inputMethod];
		1591	if (p && *p)
		1592	{
		1593	bool found = false;
		1594
		1595	s = rxvt_splitcommastring (p);
		1596
		1597	for (i = 0; s[i]; i++)
		1598	{
		1599	if (*s[i])
		1600	{
		1601	strcpy (buf, "@im=");
		1602	strncat (buf, s[i], IMBUFSIZ - 5);
		1603	if (IM_get_IC (buf))
		1604	{
		1605	found = true;
1134	break;	1606	break;
		1607	}
1135	}	1608	}
1136	}	1609	}
1137	for (i = 0; s[i]; i++)
1138	free(s[i]);
1139	free(s);
1140	XFree(xim_styles);
1141		1610
		1611	rxvt_freecommastring (s);
		1612
1142	if (!found) {	1613	if (found)
1143	XCloseIM(xim);	1614	goto done;
1144	return False;
1145	}	1615	}
1146		1616
1147	ximcallback.callback = rxvt_IMDestroyCallback;	1617	/* try with XMODIFIERS env. var. */
		1618	if (IM_get_IC (""))
		1619	goto done;
1148		1620
1149	/* XXX: not sure why we need this (as well as IC one below) */	1621	/* try with no modifiers base IF the user didn't specify an IM */
1150	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1622	if (IM_get_IC ("@im=none"))
		1623	goto done;
1151		1624
1152	preedit_attr = status_attr = NULL;	1625	done:
1153		1626	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154	if (R->input_style & XIMPreeditPosition) {	1627	if (rs[Rs_imLocale])
1155	rxvt_setSize(aR_ & rect);	1628	SET_LOCALE (locale);
1156	rxvt_setPosition(aR_ & spot);	1629	#endif
1157	rxvt_setColor(aR_ & fg, &bg);
1158
1159	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160	XNSpotLocation, &spot,
1161	XNForeground, fg, XNBackground, bg,
1162	//XNFontSet, R->TermWin.fontset,
1163	NULL);
1164	} else if (R->input_style & XIMPreeditArea) {
1165	rxvt_setColor(aR_ & fg, &bg);
1166
1167	/*
1168	* The necessary width of preedit area is unknown
1169	* until create input context.
1170	*/
1171	needed_rect.width = 0;
1172
1173	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNForeground, fg, XNBackground, bg,
1177	//XNFontSet, R->TermWin.fontset,
1178	NULL);
1179	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180	XNForeground, fg, XNBackground, bg,
1181	//XNFontSet, R->TermWin.fontset,
1182	NULL);
1183	}
1184	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185	XNClientWindow, R->TermWin.parent[0],
1186	XNFocusWindow, R->TermWin.parent[0],
1187	XNDestroyCallback, &ximcallback,
1188	preedit_attr ? XNPreeditAttributes : NULL,
1189	preedit_attr,
1190	status_attr ? XNStatusAttributes : NULL,
1191	status_attr, NULL);
1192	if (preedit_attr)
1193	XFree(preedit_attr);
1194	if (status_attr)
1195	XFree(status_attr);
1196	if (R->Input_Context == NULL) {
1197	rxvt_print_error("failed to create input context");
1198	XCloseIM(xim);
1199	return False;
1200	}
1201	if (R->input_style & XIMPreeditArea)
1202	rxvt_IMSetStatusPosition(aR);
1203	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204	return True;
1205	}	1630	}
1206		1631
1207	/* EXTPROTO */
1208	void	1632	void
1209	rxvt_IMSetStatusPosition(pR)	1633	rxvt_term::IMSetPosition ()
1210	{	1634	{
1211	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1212	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1213		1637
1214	if (R->Input_Context == NULL	1638	if (!Input_Context
1215	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1639	|| !focus
		1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1216	|| !rxvt_IMisRunning(aR))	1641	|| !IMisRunning ())
1217	return;	1642	return;
1218		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	{
1219	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1220	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222	XFree(status_attr);	1657	XFree (status_attr);
1223		1658
1224	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1225		1661
1226	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228		1664
1229	XSetICValues(R->Input_Context,	1665	XSetICValues (Input_Context,
1230	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1231	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1232		1669
		1670	XFree (status_attr);
		1671	}
		1672
1233	XFree(preedit_attr);	1673	XFree (preedit_attr);
1234	XFree(status_attr);
1235	}	1674	}
1236	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1237		1676
1238	/*----------------------------------------------------------------------*/	1677	void
1239	rxvt_t rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1682	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1683	}
		1684
		1685	Pixmap
		1686	rxvt_term::get_pixmap_property (int prop_id)
		1687	{
		1688	if (prop_id > 0 && prop_id < NUM_XA)
		1689	if (xa[prop_id])
		1690	{
		1691	int aformat;
		1692	unsigned long nitems, bytes_after;
		1693	Atom atype;
		1694	unsigned char *prop = NULL;
		1695	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1696	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1697	&nitems, &bytes_after, &prop);
		1698	if (result == Success && prop && atype == XA_PIXMAP)
		1699	{
		1700	return *(Pixmap *)prop;
		1701	}
		1702	}
		1703	return None;
		1704	}
		1705
		1706	#ifdef HAVE_BG_PIXMAP
		1707	# if TRACE_PIXMAPS
		1708	# undef update_background
		1709	int rxvt_term::trace_update_background (const char *file, int line)
		1710	{
		1711	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1712	update_background ();
		1713	}
		1714	# endif
		1715
		1716	int
		1717	rxvt_term::update_background ()
		1718	{
		1719	bgPixmap.invalidate ();
		1720
		1721	/* no chance of real time refresh if we are blurring! */
		1722	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1723	bgPixmap.render ();
		1724	else
		1725	{
		1726	ev_tstamp refresh;
		1727	update_background_ev.stop ();
		1728
		1729	if (!bgPixmap.need_client_side_rendering ())
		1730	refresh = .05;
		1731	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1732	refresh = .20; /* very slow !!! */
		1733	else
		1734	refresh = .07;
		1735	update_background_ev.start (refresh);
		1736	}
		1737
		1738	return 0;
		1739	}
		1740
		1741	void
		1742	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1743	{
		1744	make_current ();
		1745	bgPixmap.render ();
		1746	refresh_check ();
		1747	}
		1748
		1749	#endif /* HAVE_BG_PIXMAP */
1240		1750
1241	/*----------------------- end-of-file (C source) -----------------------*/	1751	/*----------------------- end-of-file (C source) -----------------------*/

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