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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.285 by root, Fri Dec 14 06:32:38 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.5 2003/11/25 15:44:38 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
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
66	#endif	161	#endif
67	x_ev (this, &rxvt_term::x_cb)	162	#ifdef TEXT_BLINK
68	{	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
69	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	197	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		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
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
70	}	216	}
71		217
72	rxvt_term::~rxvt_term ()	218	rxvt_term::~rxvt_term ()
73	{	219	{
74	delete PixColors;	220	termlist.erase (find (termlist.begin (), termlist.end(), this));
75	}
76		221
77	/*----------------------------------------------------------------------*/	222	emergency_cleanup ();
78	/* rxvt_init() */
79	/* LIBPROTO */
80	rxvt_t
81	rxvt_init(int argc, const char *const *argv)
82	{
83	SET_R(new rxvt_term);
84	dR;
85		223
86	if (!R->init_vars () || !R->init (argc, argv))	224	#if ENABLE_STYLES
87	{	225	for (int i = RS_styleCount; --i; )
88	delete R;	226	if (fontset[i] != fontset[0])
89	return NULL;	227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	if (display)
90	}	232	{
		233	selection_clear ();
91		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	displays.put (display);
		290
		291	scr_release ();
		292
		293	/* clear all resources */
		294	for (int i = 0; i < allocated.size (); i++)
		295	free (allocated [i]);
		296
		297	free (selection.text);
		298	// TODO: manage env vars in child only(!)
		299	free (env_display);
		300	free (env_term);
		301	free (locale);
		302	free (v_buffer);
		303	free (incr_buf);
		304
		305	delete envv;
		306	delete argv;
		307
		308	#ifdef KEYSYM_RESOURCE
		309	delete keyboard;
		310	#endif
		311	#ifndef NO_RESOURCES
		312	XrmDestroyDatabase (option_db);
		313	#endif
		314	}
		315
		316	// child has exited, usually destroys
		317	void
		318	rxvt_term::child_cb (ev::child &w, int status)
		319	{
		320	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		321
		322	cmd_pid = 0;
		323
		324	if (!option (Opt_hold))
		325	destroy ();
		326	}
		327
		328	void
		329	rxvt_term::destroy ()
		330	{
		331	if (destroy_ev.is_active ())
92	return R;	332	return;
93	}
94		333
95	bool	334	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
96	rxvt_term::init (int argc, const char *const *argv)
97	{
98	dR;//TODO (scrollbar, setidle)
99		335
100	/*	336	#if ENABLE_OVERLAY
101	* Save and then give up any super-user privileges	337	scr_overlay_off ();
102	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems
106	*/
107	rxvt_privileges (this, SAVE);
108	rxvt_privileges (this, IGNORE);
109
110	rxvt_init_secondary (this);
111
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
113
114	#if (MENUBAR_MAX)
115	rxvt_menubar_read (this, rs[Rs_menu]);
116	#endif	338	#endif
		339
		340	if (display)
		341	{
		342	#if USE_XIM
		343	im_ev.stop (display);
		344	#endif
117	#ifdef HAVE_SCROLLBARS	345	#if HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)	346	scrollbar_ev.stop (display);
119	scrollbar_setIdle (); /* set existence for size calculations */
120	#endif	347	#endif
121		348	#if ENABLE_TRANSPARENCY || ENABLE_PERL
122	rxvt_Create_Windows (this, argc, argv);	349	rootwin_ev.stop (display);
123
124	rxvt_init_xlocale (this);
125
126	rxvt_scr_reset (this); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif	350	#endif
130		351	incr_ev.stop ();
131	#if 0	352	termwin_ev.stop (display);
132	#ifdef DEBUG_X	353	vt_ev.stop (display);
133	XSynchronize(Xdisplay, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
137	#endif
138	#endif
139
140	#ifdef HAVE_SCROLLBARS
141	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143	#endif
144	#if (MENUBAR_MAX)
145	if (menubar_visible(r))
146	XMapWindow (Xdisplay, menuBar.win);
147	#endif
148	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)
150	{	354	}
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152	rxvt_check_our_parents (this);
153	}
154	#endif
155	XMapWindow (Xdisplay, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);
157		355
158	rxvt_init_env (this);	356	flush_ev.stop ();
159	rxvt_init_command (this, cmd_argv);	357	pty_ev.stop ();
160		358	#ifdef CURSOR_BLINK
161	x_ev.start (Xfd, EVENT_READ);	359	cursor_blink_ev.stop ();
162	pty_ev.start (cmd_fd, EVENT_READ);
163
164	return true;
165	}
166
167	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */
170	/*
171	* Catch a SIGCHLD signal and exit if the direct child has died
172	*/
173	/* ARGSUSED */
174	/* EXTPROTO */
175	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))
177	{
178	dR;
179	int pid, save_errno = errno;
180
181	do {
182	errno = 0;
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184
185	if (pid == R->cmd_pid)
186	exit(EXIT_SUCCESS);
187
188	errno = save_errno;
189	signal(SIGCHLD, rxvt_Child_signal);
190	}
191
192	/*
193	* Catch a fatal signal and tidy up before quitting
194	*/
195	/* EXTPROTO */
196	RETSIGTYPE
197	rxvt_Exit_signal(int sig)
198	{
199	signal(sig, SIG_DFL);
200	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);
202	#endif	360	#endif
203	rxvt_clean_exit();	361	#ifdef TEXT_BLINK
204	kill(getpid(), sig);	362	text_blink_ev.stop ();
205	}	363	#endif
		364	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		365	cont_scroll_ev.stop ();
		366	#endif
		367	#ifdef SELECTION_SCROLLING
		368	sel_scroll_ev.stop ();
		369	#endif
		370	#ifdef POINTER_BLANK
		371	pointer_ev.stop ();
		372	#endif
206		373
207	/* ARGSUSED */	374	destroy_ev.start ();
208	/* INTPROTO */	375	}
209	int
210	rxvt_xerror_handler(const Display * display
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{
213	dR;
214		376
215	if (R->allowedxerror == -1) {	377	void
216	R->allowedxerror = event->error_code;	378	rxvt_term::destroy_cb (ev::idle &w, int revents)
217	return 0; /* ignored anyway */	379	{
218	}	380	make_current ();
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",	381
220	event->request_code, event->minor_code,	382	delete this;
221	event->error_code);
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223	exit(EXIT_FAILURE);
224	/* NOTREACHED */
225	}	383	}
226		384
227	/*----------------------------------------------------------------------*/	385	/*----------------------------------------------------------------------*/
228	/*	386	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes	387	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can	388	* TODO: if debugging, this should free up any known resources if we can
231	*/	389	*/
232	/* EXTPROTO */	390	static XErrorHandler old_xerror_handler;
233	void
234	rxvt_clean_exit(void)
235	{
236	dR;
237		391
238	#ifdef DEBUG_SCREEN	392	static void
239	rxvt_scr_release(aR);	393	rxvt_emergency_cleanup ()
		394	{
		395	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		396	(*t)->emergency_cleanup ();
		397	}
		398
		399	#if !ENABLE_MINIMAL
		400	static void
		401	print_x_error (Display *dpy, XErrorEvent *event)
		402	{
		403	char buffer[BUFSIZ];
		404	char mesg[BUFSIZ];
		405	char number[32];
		406	char *mtype = "XlibMessage";
		407	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		408	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		409	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		410	rxvt_warn ("%s: %s\n", mesg, buffer);
		411	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		413	sprintf(number, "%d", event->request_code);
		414	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		415	rxvt_warn ("(which is %s)\n", buffer);
		416	if (event->request_code >= 128) {
		417	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		420	}
		421	if ((event->error_code == BadWindow) ||
		422	(event->error_code == BadPixmap) ||
		423	(event->error_code == BadCursor) ||
		424	(event->error_code == BadFont) ||
		425	(event->error_code == BadDrawable) ||
		426	(event->error_code == BadColor) ||
		427	(event->error_code == BadGC) ||
		428	(event->error_code == BadIDChoice) ||
		429	(event->error_code == BadValue) ||
		430	(event->error_code == BadAtom)) {
		431	if (event->error_code == BadValue)
		432	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		433	mesg, BUFSIZ);
		434	else if (event->error_code == BadAtom)
		435	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		436	mesg, BUFSIZ);
		437	else
		438	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		439	mesg, BUFSIZ);
		440	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		441	}
		442	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		443	mesg, BUFSIZ);
		444	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		445	}
240	#endif	446	#endif
241	#ifndef NO_SETOWNER_TTYDEV	447
242	rxvt_privileged_ttydev(aR_ RESTORE);	448	int
		449	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		450	{
		451	if (GET_R->allowedxerror == -1)
		452	GET_R->allowedxerror = event->error_code;
		453	else
		454	{
		455	// GET_R is most likely not the terminal which caused the error,
		456	// so just output the error and continue
		457	#if ENABLE_MINIMAL
		458	old_xerror_handler (display, event);
		459	#else
		460	print_x_error (display, event);
243	#endif	461	#endif
244	#ifdef UTMP_SUPPORT	462	}
245	rxvt_privileged_utmp(aR_ RESTORE);	463
		464	return 0;
		465	}
		466
		467	int
		468	rxvt_xioerror_handler (Display *display)
		469	{
		470	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		471	DisplayString (display));
		472	rxvt_emergency_cleanup ();
		473	_exit (EXIT_FAILURE);
		474	}
		475
		476	/*----------------------------------------------------------------------*/
		477	void
		478	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		479	{
		480	this->envv = envv;
		481
		482	SET_R (this);
		483	set_locale ("");
		484	set_environ (envv); // few things in X do not call setlocale :(
		485
		486	init_vars ();
		487
		488	init_secondary ();
		489
		490	const char **cmd_argv = init_resources (argc, argv);
		491
		492	#ifdef KEYSYM_RESOURCE
		493	keyboard->register_done ();
246	#endif	494	#endif
247	#ifdef USE_XIM	495
248	if (R->Input_Context != NULL) {	496	#ifdef HAVE_SCROLLBARS
249	XDestroyIC(R->Input_Context);	497	if (option (Opt_scrollBar))
250	R->Input_Context = NULL;	498	scrollBar.setIdle (); /* set existence for size calculations */
		499	#endif
		500
		501	pty = ptytty::create ();
		502
		503	create_windows (argc, argv);
		504
		505	init_xlocale ();
		506
		507	scr_reset (); // initialize screen
		508
		509	#if 0
		510	XSynchronize (dpy, True);
		511	#endif
		512
		513	#ifdef HAVE_SCROLLBARS
		514	if (option (Opt_scrollBar))
		515	resize_scrollbar (); /* create and map scrollbar */
		516	#endif
		517	#ifdef HAVE_BG_PIXMAP
		518	{
		519	bgPixmap.set_target (this);
		520
		521	#ifdef ENABLE_TRANSPARENCY
		522	if (option (Opt_transparent))
		523	{
		524	bgPixmap.set_transparent ();
		525	#ifdef HAVE_AFTERIMAGE
		526	if (rs [Rs_blurradius])
		527	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		528	#endif
		529	if (ISSET_PIXCOLOR (Color_tint))
		530	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		531	if (rs [Rs_shade])
		532	bgPixmap.set_shade (rs [Rs_shade]);
		533
		534	bgPixmap.set_root_pixmap ();
		535	XSelectInput (dpy, display->root, PropertyChangeMask);
		536	rootwin_ev.start (display, display->root);
251	}	537	}
252	#endif	538	#endif
		539
		540	#ifdef BG_IMAGE_FROM_FILE
		541	if (rs[Rs_backgroundPixmap] != NULL)
		542	{
		543	const char *p = rs[Rs_backgroundPixmap];
		544
		545	if ((p = strchr (p, ';')) != NULL)
		546	{
		547	p++;
		548	bgPixmap.set_geometry (p);
		549	}
		550	else
		551	bgPixmap.set_defaultGeometry ();
		552
		553	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		554	if (!bgPixmap.window_position_sensitive ())
		555	update_background ();
		556	}
		557	#endif
		558	}
		559	#endif
		560
		561	#if ENABLE_PERL
		562	rootwin_ev.start (display, display->root);
		563	#endif
		564
		565	set_colorfgbg ();
		566
		567	init_command (cmd_argv);
		568
		569	free (cmd_argv);
		570
		571	if (pty->pty >= 0)
		572	pty_ev.start (pty->pty, ev::READ);
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588	}
		589
		590	static struct sig_handlers
		591	{
		592	ev::sig sw_term, sw_int;
		593
		594	/*
		595	* Catch a fatal signal and tidy up before quitting
		596	*/
		597	void sig_term (ev::sig &w, int revents);
		598
		599	sig_handlers ()
		600	{
		601	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		602	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		603	}
		604	} sig_handlers;
		605
		606	void
		607	sig_handlers::sig_term (ev::sig &w, int revents)
		608	{
		609	rxvt_emergency_cleanup ();
		610	w.stop ();
		611	kill (getpid (), w.signum);
		612	}
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
		618	{
		619	ptytty::init ();
		620
		621	if (!ev_default_loop (0))
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
		625
		626	signal (SIGHUP, SIG_IGN);
		627	signal (SIGPIPE, SIG_IGN);
		628
		629	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		630	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		631
		632	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		633	/* signal (SIGURG, SIG_DFL); */
		634
		635	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		636	// TODO: handle this with exceptions and tolerate the memory loss
		637	XSetIOErrorHandler (rxvt_xioerror_handler);
		638
		639	XrmInitialize ();
253	}	640	}
254		641
255	/* ------------------------------------------------------------------------- *	642	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	643	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	644	* ------------------------------------------------------------------------- */
258	/* EXTPROTO */	645	void *
259	void *
260	rxvt_malloc(size_t size)	646	rxvt_malloc (size_t size)
261	{	647	{
262	void *p;
263
264	p = malloc(size);	648	void *p = malloc (size);
		649
265	if (p)	650	if (!p)
		651	rxvt_fatal ("memory allocation failure. aborting.\n");
		652
266	return p;	653	return p;
267
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269	rxvt_clean_exit();
270	exit(EXIT_FAILURE);
271	/* NOTREACHED */
272	}	654	}
273		655
274	/* EXTPROTO */	656	void *
275	void *
276	rxvt_calloc(size_t number, size_t size)	657	rxvt_calloc (size_t number, size_t size)
277	{	658	{
278	void *p;
279
280	p = calloc(number, size);	659	void *p = calloc (number, size);
		660
281	if (p)	661	if (!p)
		662	rxvt_fatal ("memory allocation failure. aborting.\n");
		663
282	return p;	664	return p;
283
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285	rxvt_clean_exit();
286	exit(EXIT_FAILURE);
287	/* NOTREACHED */
288	}	665	}
289		666
290	/* EXTPROTO */	667	void *
291	void *
292	rxvt_realloc(void *ptr, size_t size)	668	rxvt_realloc (void *ptr, size_t size)
293	{	669	{
294	void *p;
295
296	if (ptr)
297	p = realloc(ptr, size);	670	void *p = realloc (ptr, size);
298	else	671
299	p = malloc(size);
300	if (p)	672	if (!p)
		673	rxvt_fatal ("memory allocation failure. aborting.\n");
		674
301	return p;	675	return p;
302
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304	rxvt_clean_exit();
305	exit(EXIT_FAILURE);
306	/* NOTREACHED */
307	}	676	}
308
309	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void
315	rxvt_privileges(pR_ int mode)
316	{
317	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */
320	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID
323	# endif
324	# ifdef HAVE_SETEUID
325	switch (mode) {
326	case IGNORE:
327	/*
328	* change effective uid/gid - not real uid/gid - so we can switch
329	* back to root later, as required
330	*/
331	seteuid(getuid());
332	setegid(getgid());
333	break;
334	case SAVE:
335	R->euid = geteuid();
336	R->egid = getegid();
337	break;
338	case RESTORE:
339	seteuid(R->euid);
340	setegid(R->egid);
341	break;
342	}
343	# else
344	switch (mode) {
345	case IGNORE:
346	setuid(getuid());
347	setgid(getgid());
348	/* FALLTHROUGH */
349	case SAVE:
350	/* FALLTHROUGH */
351	case RESTORE:
352	break;
353	}
354	# endif
355	#endif
356	}
357
358	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void
361	rxvt_privileged_utmp(pR_ char action)
362	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364	action, R->next_utmp_action, getpid()));
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')
368	return;
369
370	rxvt_privileges(aR_ RESTORE);
371	if (action == SAVE) {
372	R->next_utmp_action = RESTORE;
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
374	} else { /* action == RESTORE */
375	R->next_utmp_action = IGNORE;
376	rxvt_cleanutent(aR);
377	}
378	rxvt_privileges(aR_ IGNORE);
379	}
380	#endif
381
382	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void
385	rxvt_privileged_ttydev(pR_ char action)
386	{
387	D_MAIN((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')
392	return;
393
394	rxvt_privileges(aR_ RESTORE);
395
396	if (action == SAVE) {
397	R->next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401	R->next_tty_action = IGNORE;
402	else
403	# endif
404	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);
407	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);
409	# endif
410	}
411	} else { /* action == RESTORE */
412	R->next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416	# else
417	chmod(R->ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);
420	# endif
421	}
422
423	rxvt_privileges(aR_ IGNORE);
424
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));
432	# endif
433	}
434	#endif
435		677
436	/*----------------------------------------------------------------------*/	678	/*----------------------------------------------------------------------*/
437	/*	679	/*
438	* window size/position calculcations for XSizeHint and other storage.	680	* window size/position calculations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	681	* if width/height are non-zero then override calculated width/height
440	*/	682	*/
441	/* EXTPROTO */
442	void	683	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	684	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
444	{	685	{
445	short recalc_x, recalc_y;	686	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	687	int x, y, sb_w, flags;
447	unsigned int w, h;	688	unsigned int w, h;
448	unsigned int max_width, max_height;	689	unsigned int max_width, max_height;
449		690
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
452	R->szHint.height));
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	691	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	692	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	693	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		694
457	recalc_x = recalc_y = 0;	695	recalc_x = recalc_y = 0;
458	flags = 0;	696	flags = 0;
		697
459	if (!R->parsed_geometry) {	698	if (!parsed_geometry)
		699	{
460	R->parsed_geometry = 1;	700	parsed_geometry = 1;
		701
461	if (R->rs[Rs_geometry])	702	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	703	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		704
463	if (flags & WidthValue) {	705	if (flags & WidthValue)
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	706	{
		707	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
465	R->szHint.flags |= USSize;	708	szHint.flags |= USSize;
466	}	709	}
		710
467	if (flags & HeightValue) {	711	if (flags & HeightValue)
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	712	{
		713	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
469	R->szHint.flags |= USSize;	714	szHint.flags |= USSize;
470	}	715	}
		716
471	if (flags & XValue) {	717	if (flags & XValue)
		718	{
472	R->szHint.x = x;	719	szHint.x = x;
473	R->szHint.flags |= USPosition;	720	szHint.flags |= USPosition;
		721
474	if (flags & XNegative) {	722	if (flags & XNegative)
		723	{
475	recalc_x = 1;	724	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	725	szHint.win_gravity = NorthEastGravity;
477	}	726	}
478	}	727	}
		728
479	if (flags & YValue) {	729	if (flags & YValue)
		730	{
480	R->szHint.y = y;	731	szHint.y = y;
481	R->szHint.flags |= USPosition;	732	szHint.flags |= USPosition;
		733
482	if (flags & YNegative) {	734	if (flags & YNegative)
		735	{
483	recalc_y = 1;	736	recalc_y = 1;
		737
484	if (R->szHint.win_gravity == NorthEastGravity)	738	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	739	szHint.win_gravity = SouthEastGravity;
486	else	740	else
487	R->szHint.win_gravity = SouthWestGravity;	741	szHint.win_gravity = SouthWestGravity;
488	}	742	}
489	}	743	}
490	}	744	}
		745
491	/* TODO: BOUNDS */	746	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	747	width = ncol * fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	748	height = nrow * fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	749	max_width = MAX_COLS * fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	750	max_height = MAX_ROWS * fheight;
496		751
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	752	szHint.base_width = szHint.base_height = 2 * int_bwidth;
498		753
499	sb_w = mb_h = 0;	754	sb_w = 0;
500	R->window_vt_x = R->window_vt_y = 0;	755	window_vt_x = window_vt_y = int_bwidth;
501	if (scrollbar_visible(R)) {	756
		757	if (scrollBar.state)
		758	{
502	sb_w = scrollbar_TotalWidth();	759	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	760	szHint.base_width += sb_w;
		761
504	if (!(R->Options & Opt_scrollBar_right))	762	if (!option (Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	763	window_vt_x += sb_w;
506	}	764	}
507	if (menubar_visible(R)) {	765
508	mb_h = menuBar_TotalHeight();
509	R->szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;
511	}
512	R->szHint.width_inc = R->TermWin.fwidth;	766	szHint.width_inc = fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	767	szHint.height_inc = fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	768	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	769	szHint.min_height = szHint.base_height + szHint.height_inc;
516		770
517	if (width && width - R->szHint.base_width < max_width) {	771	if (newwidth && newwidth - szHint.base_width < max_width)
		772	{
518	R->szHint.width = width;	773	szHint.width = newwidth;
519	R->TermWin.width = width - R->szHint.base_width;	774	width = newwidth - szHint.base_width;
520	} else {	775	}
521	MIN_IT(R->TermWin.width, max_width);	776	else
		777	{
		778	min_it (width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	779	szHint.width = szHint.base_width + width;
523	}	780	}
		781
524	if (height && height - R->szHint.base_height < max_height) {	782	if (newheight && newheight - szHint.base_height < max_height)
		783	{
525	R->szHint.height = height;	784	szHint.height = newheight;
526	R->TermWin.height = height - R->szHint.base_height;	785	height = newheight - szHint.base_height;
527	} else {	786	}
528	MIN_IT(R->TermWin.height, max_height);	787	else
		788	{
		789	min_it (height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	790	szHint.height = szHint.base_height + height;
530	}	791	}
		792
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	793	if (scrollBar.state && option (Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	794	window_sb_x = szHint.width - sb_w;
533		795
534	if (recalc_x)	796	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	797	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	798
537	if (recalc_y)	799	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	800	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
540		801
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	802	ncol = width / fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	803	nrow = height / fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
545	R->szHint.height));
546	return;
547	}	804	}
548		805
549	/*----------------------------------------------------------------------*/	806	/*----------------------------------------------------------------------*/
550	/*	807	/*
551	* Tell the teletype handler what size the window is.	808	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	809	* Called after a window size change.
553	*/	810	*/
554	/* EXTPROTO */
555	void	811	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	812	rxvt_term::tt_winch ()
557	{	813	{
		814	if (pty->pty < 0)
		815	return;
		816
558	struct winsize ws;	817	struct winsize ws;
559		818
560	if (fd < 0)
561	return;
562	ws.ws_col = col;	819	ws.ws_col = ncol;
563	ws.ws_row = row;	820	ws.ws_row = nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	821	ws.ws_xpixel = width;
565	#ifndef DEBUG_SIZE	822	ws.ws_ypixel = height;
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	823	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
567	#else	824
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	825	#if 0
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	826	// TIOCSWINSZ is supposed to do this automatically and correctly
570	}
571	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	827	if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	828	kill (-cmd_pid, SIGWINCH);
574	# endif
575	#endif	829	#endif
576	}	830	}
577		831
578	/*----------------------------------------------------------------------*/	832	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	833	/* set_fonts () - load and set the various fonts
580	/*	834	*
581	* init = 1 - initialize	835	* init = 1 - initialize
582	*	836	*
583	* fontname == FONT_UP - switch to bigger font	837	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	838	* fontname == FONT_DN - switch to smaller font
585	*/	839	*/
586	/* EXTPROTO */	840	bool
587	void	841	rxvt_term::set_fonts ()
588	rxvt_change_font(pR_ int init, const char *fontname)
589	{	842	{
590	}	843	rxvt_fontset *fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop;
591		845
592	/* INTPROTO */	846	if (!fs
		847	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		848	|| !fs->realize_font (1))
		849	{
		850	delete fs;
		851	return false;
		852	}
		853
		854	#if ENABLE_STYLES
		855	for (int i = RS_styleCount; --i; )
		856	if (fontset[i] != fontset[0])
		857	delete fontset[i];
		858	#endif
		859
		860	delete fontset[0];
		861	fontset[0] = fs;
		862
		863	prop = (*fs)[1]->properties ();
		864	prop.height += lineSpace;
		865
		866	fs->set_prop (prop, false);
		867
		868	fwidth = prop.width;
		869	fheight = prop.height;
		870	fbase = prop.ascent;
		871
		872	for (int style = 1; style < 4; style++)
		873	{
		874	#if ENABLE_STYLES
		875	const char *res = rs[Rs_font + style];
		876
		877	if (res && !*res)
		878	fontset[style] = fontset[0];
		879	else
		880	{
		881	fontset[style] = fs = new rxvt_fontset (this);
		882	rxvt_fontprop prop2 = prop;
		883
		884	if (res)
		885	{
		886	fs->populate (res);
		887	fs->set_prop (prop2, false);
		888	}
		889	else
		890	{
		891	fs->populate (fontset[0]->fontdesc);
		892
		893	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		894	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		895
		896	fs->set_prop (prop2, true);
		897	}
		898
		899	}
		900	#else
		901	fontset[style] = fontset[0];
		902	#endif
		903	}
		904
		905	if (parent[0])
		906	{
		907	resize_all_windows (0, 0, 0);
		908	scr_remap_chars ();
		909	scr_touch (true);
		910	}
		911
		912	return true;
		913	}
		914
593	void	915	void
594	rxvt_font_up_down(pR_ int n, int direction)	916	rxvt_term::set_string_property (Atom prop, const char *str, int len)
595	{	917	{
		918	XChangeProperty (dpy, parent[0],
		919	prop, XA_STRING, 8, PropModeReplace,
		920	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		921	}
		922
		923	void
		924	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		925	{
		926	wchar_t *ws = rxvt_mbstowcs (str, len);
		927	char *s = rxvt_wcstoutf8 (ws);
		928
		929	XChangeProperty (dpy, parent[0],
		930	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		931	(const unsigned char *)s, strlen (s));
		932
		933	free (s);
		934	free (ws);
596	}	935	}
597		936
598	/*----------------------------------------------------------------------*/	937	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	938	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	939	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	940	void
603	rxvt_set_title(pR_ const char *str)	941	rxvt_term::set_title (const char *str)
604	{	942	{
605	#ifndef SMART_WINDOW_TITLE	943	set_string_property (XA_WM_NAME, str);
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	944	#if ENABLE_EWMH
607	#else	945	set_utf8_property (xa[XA_NET_WM_NAME], str);
608	char *name;
609
610	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611	name = NULL;
612	if (name == NULL || STRCMP(name, str))
613	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614	if (name)
615	XFree(name);
616	#endif	946	#endif
617	}	947	}
618		948
619	/* EXTPROTO */
620	void	949	void
621	rxvt_set_iconName(pR_ const char *str)	950	rxvt_term::set_icon_name (const char *str)
622	{	951	{
623	#ifndef SMART_WINDOW_TITLE	952	set_string_property (XA_WM_ICON_NAME, str);
624	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	953	#if ENABLE_EWMH
625	#else	954	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
626	char *name;
627
628	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629	name = NULL;
630	if (name == NULL || STRCMP(name, str))
631	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632	if (name)
633	XFree(name);
634	#endif	955	#endif
635	}	956	}
636		957
		958	void
		959	rxvt_term::set_window_color (int idx, const char *color)
		960	{
637	#ifdef XTERM_COLOR_CHANGE	961	#ifdef XTERM_COLOR_CHANGE
638	/* EXTPROTO */
639	void
640	rxvt_set_window_color(pR_ int idx, const char *color)
641	{
642	rxvt_color xcol;	962	rxvt_color xcol;
643	int i;	963	int i;
644		964
645	if (color == NULL || *color == '\0')	965	if (color == NULL || *color == '\0')
646	return;	966	return;
647		967
		968	color = strdup (color);
		969	allocated.push_back ((void *)color);
		970	rs[Rs_color + idx] = color;
		971
648	/* handle color aliases */	972	/* handle color aliases */
649	if (isdigit(*color)) {	973	if (isdigit (*color))
		974	{
650	i = atoi(color);	975	i = atoi (color);
651	if (i >= 8 && i <= 15) { /* bright colors */	976
652	i -= 8;	977	if (i >= 8 && i <= 15)
653	# ifndef NO_BRIGHTCOLOR	978	{
654	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	979	/* bright colors */
655	SET_PIXCOLOR(R, idx);	980	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
656	goto Done;	981	goto done;
657	# endif
658	}	982	}
659	if (i >= 0 && i <= 7) { /* normal colors */	983
660	R->PixColors[idx] = R->PixColors[minCOLOR + i];	984	if (i >= 0 && i <= 7)
661	SET_PIXCOLOR(R, idx);	985	{
		986	/* normal colors */
		987	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
662	goto Done;	988	goto done;
663	}	989	}
664	}	990	}
665	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666	return;
667	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668		991
669	/*	992	set_color (xcol, color);
		993
		994	/*
670	* FIXME: should free colors here, but no idea how to do it so instead,	995	* FIXME: should free colors here, but no idea how to do it so instead,
671	* so just keep gobbling up the colormap	996	* so just keep gobbling up the colormap
672	*/	997	*/
673	# if 0
674	for (i = Color_Black; i <= Color_White; i++)
675	if (R->PixColors[idx] == R->PixColors[i])
676	break;
677	if (i > Color_White) {
678	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680	DisplayPlanes(R->Xdisplay, Xscreen));
681	}
682	# endif
683		998
684	R->PixColors[idx] = xcol;	999	pix_colors_focused[idx] = xcol;
685	SET_PIXCOLOR(R, idx);
686		1000
687	/* XSetWindowAttributes attr; */	1001	done:
688	/* Cursor cursor; */
689	Done:
690	if (idx == Color_bg && !(R->Options & Opt_transparent))
691	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692	R->PixColors[Color_bg]);
693
694	/* handle Color_BD, scrollbar background, etc. */	1002	/*TODO: handle Color_BD, scrollbar background, etc. */
695		1003
696	rxvt_set_colorfgbg(aR);	1004	update_fade_color (idx);
697	rxvt_recolour_cursor(aR);	1005	recolour_cursor ();
698	/* the only reasonable way to enforce a clean update */	1006	scr_recolour ();
699	rxvt_scr_poweron(aR);	1007	#endif /* XTERM_COLOR_CHANGE */
700	}	1008	}
701		1009
702	#else
703	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */
705
706	/* EXTPROTO */
707	void	1010	void
708	rxvt_recolour_cursor(pR)	1011	rxvt_term::recolour_cursor ()
709	{	1012	{
710	rxvt_color xcol[2];	1013	XColor fg, bg;
711		1014
712	#if TODO	1015	(ISSET_PIXCOLOR (Color_pointer_fg)
713	xcol[0] = R->PixColors[Color_pointer];	1016	? pix_colors_focused[Color_pointer_fg]
714	xcol[1] = R->PixColors[Color_bg];	1017	: pix_colors_focused[Color_fg]).get (fg);
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1018
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1019	(ISSET_PIXCOLOR (Color_pointer_bg)
717	#endif	1020	? pix_colors_focused[Color_pointer_bg]
		1021	: pix_colors_focused[Color_bg]).get (bg);
		1022
		1023	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
718	}	1024	}
719		1025
720	/*----------------------------------------------------------------------*/	1026	/*----------------------------------------------------------------------*/
721	/*	1027	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1028	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1029	*/
724	/* INTPROTO */
725	void	1030	void
726	rxvt_set_colorfgbg(pR)	1031	rxvt_term::set_colorfgbg ()
727	{	1032	{
728	unsigned int i;	1033	unsigned int i;
729	const char *xpmb = "\0";	1034	const char *xpmb = "";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1035	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1036
732	R->env_colorfgbg =	1037	strcpy (fstr, "default");
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1038	strcpy (bstr, "default");
734	STRCPY(fstr, "default");
735	STRCPY(bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1040	if (pix_colors[Color_fg] == pix_colors[i])
		1041	{
738	sprintf(fstr, "%d", (i - Color_Black));	1042	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1043	break;
740	}	1044	}
		1045
741	for (i = Color_Black; i <= Color_White; i++)	1046	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1047	if (pix_colors[Color_bg] == pix_colors[i])
		1048	{
743	sprintf(bstr, "%d", (i - Color_Black));	1049	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1050	#ifdef BG_IMAGE_FROM_FILE
745	xpmb = "default;";	1051	xpmb = "default;";
746	#endif	1052	#endif
747	break;	1053	break;
748	}	1054	}
		1055
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1056	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751
752	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {
755	if (R->PixColors[Color_fg] == R->PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759	}
760	#endif
761	}	1057	}
762		1058
763	/*----------------------------------------------------------------------*/	1059	/*----------------------------------------------------------------------*/
764	/*
765	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>
767	*/
768		1060
769	/* EXTPROTO */	1061	bool
770	int	1062	rxvt_term::set_color (rxvt_color &color, const char *name)
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
772	{	1063	{
773	screen_in_out->set(aR_ colour);	1064	if (color.set (this, name))
774
775	if (!screen_in_out->set(aR_ colour)) {
776	rxvt_print_error("can't allocate colour: %s", colour);
777	return false;
778	}
779
780	return true;	1065	return true;
		1066
		1067	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1068	return false;
		1069	}
		1070
		1071	void
		1072	rxvt_term::alias_color (int dst, int src)
		1073	{
		1074	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
781	}	1075	}
782		1076
783	/* -------------------------------------------------------------------- *	1077	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1078	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1079	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1080	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1081	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
789	int ignoreparent)
790	{	1082	{
791	int fix_screen;	1083	int fix_screen;
		1084	int old_width = szHint.width;
		1085	int old_height = szHint.height;
792		1086
		1087	window_calc (newwidth, newheight);
		1088
		1089	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1090	XSetWMNormalHints (dpy, parent[0], &szHint);
		1091
		1092	if (!ignoreparent)
		1093	{
793	#ifdef SMART_RESIZE	1094	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1095	/*
795	#endif
796
797	rxvt_window_calc(aR_ width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
799	if (!ignoreparent) {
800	#ifdef SMART_RESIZE
801	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1096	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1097	* reposition window on resize depending on placement on screen
804	*/	1098	*/
805	int x, y, x1, y1;	1099	int x, y, x1, y1;
806	int dx, dy;	1100	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1101	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1102	Window unused_cr;
809		1103
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1104	XTranslateCoordinates (dpy, parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1105	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1106	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1107	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1108	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1109	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1110	* our position for handles and decorations. Counter it
817	*/	1111	*/
818	if (x1 != x || y1 != y) {	1112	if (x1 != x || y1 != y)
		1113	{
819	x -= x1;	1114	x -= x1;
820	y -= y1;	1115	y -= y1;
821	}	1116	}
822		1117
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1118	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1119	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1120	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1121	dy = old_height - szHint.height;
827		1122
828	/* Check position of the center of the window */	1123	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1124	if (x < x1) /* left half */
830	dx = 0;	1125	dx = 0;
831	else if (x == x1) /* exact center */	1126	else if (x == x1) /* exact center */
832	dx /= 2;	1127	dx /= 2;
833	if (y < y1) /* top half */	1128	if (y < y1) /* top half */
834	dy = 0;	1129	dy = 0;
835	else if (y == y1) /* exact center */	1130	else if (y == y1) /* exact center */
836	dy /= 2;	1131	dy /= 2;
837		1132
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1133	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1134	szHint.width, szHint.height);
840	#else	1135	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1136	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1137	#endif
844	}	1138	}
845		1139
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1140	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1141
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1142	if (fix_screen || newwidth != old_width || newheight != old_height)
849	if (scrollbar_visible(R)) {	1143	{
		1144	if (scrollBar.state)
		1145	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1146	XMoveResizeWindow (dpy, scrollBar.win,
		1147	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1148	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1149	resize_scrollbar ();
853	}	1150	}
854	if (menubar_visible(R))	1151
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1152	XMoveResizeWindow (dpy, vt,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1153	window_vt_x, window_vt_y,
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
858	R->window_vt_y, TermWin_TotalWidth(),
859	TermWin_TotalHeight());	1154	width, height);
860	#ifdef RXVT_GRAPHICS	1155
861	if (R->old_height)	1156	#ifdef HAVE_BG_PIXMAP
862	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1157	if (bgPixmap.window_size_sensitive ())
863	R->old_height - R->szHint.base_height);	1158	update_background ();
864	#endif	1159	#endif
		1160
865	rxvt_scr_clear(aR);	1161	scr_clear ();
866	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);
868	#endif
869	}	1162	}
870		1163
871	if (fix_screen || R->old_height == 0) {	1164	if (fix_screen || old_height == 0)
872	int curr_screen = -1;	1165	scr_reset ();
873	uint16_t old_ncol = R->prev_ncol;
874		1166
875	/* scr_reset only works on the primary screen */	1167	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
876	if (R->old_height) /* this is not the first time through */	1168	//scr_touch (false);
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
878	rxvt_scr_reset(aR);
879	if (curr_screen >= 0) { /* this is not the first time through */
880	rxvt_scr_change_screen(aR_ curr_screen);
881	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882	}
883	}
884		1169
885	R->old_width = R->szHint.width;	1170	#ifdef HAVE_BG_PIXMAP
886	R->old_height = R->szHint.height;	1171	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1172	// if (bgPixmap.pixmap)
		1173	// scr_touch (false);
		1174	#endif
887		1175
888	#ifdef USE_XIM	1176	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1177	IMSetPosition ();
890	#endif	1178	#endif
891	}	1179	}
892		1180
893	/*	1181	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1182	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1183	* good for toggling 80/132 columns
896	*/	1184	*/
897	/* EXTPROTO */
898	void	1185	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1186	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
900	{	1187	{
901	XWindowAttributes wattr;	1188	XWindowAttributes wattr;
902		1189
903	if (width == 0 || height == 0) {	1190	if (newwidth == 0 || newheight == 0)
		1191	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1192	XGetWindowAttributes (dpy, display->root, &wattr);
		1193
905	if (width == 0)	1194	if (newwidth == 0)
906	width = wattr.width - R->szHint.base_width;	1195	newwidth = wattr.width - szHint.base_width;
907	if (height == 0)	1196	if (newheight == 0)
908	height = wattr.height - R->szHint.base_height;	1197	newheight = wattr.height - szHint.base_height;
		1198	}
		1199
		1200	if (newwidth != width || newheight != height)
909	}	1201	{
910	if (width != R->TermWin.width || height != R->TermWin.height) {
911	width += R->szHint.base_width;	1202	newwidth += szHint.base_width;
912	height += R->szHint.base_height;	1203	newheight += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1204	resize_all_windows (newwidth, newheight, 0);
914	}	1205	}
915	}	1206	}
916		1207
917	/* -------------------------------------------------------------------- *	1208	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1209	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1210	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1211	#ifdef USE_XIM
921	/* INTPROTO */
922	void
923	rxvt_setSize(pR_ XRectangle * size)
924	{
925	size->x = R->TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);
929	}
930		1212
931	/* INTPROTO */
932	void	1213	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1214	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934	{	1215	{
935	*fg = R->PixColors[Color_fg];	1216	fg = pix_colors [Color_fg];
936	*bg = R->PixColors[Color_bg];	1217	bg = pix_colors [Color_bg];
		1218	}
		1219
		1220	void
		1221	rxvt_term::im_set_size (XRectangle &size)
		1222	{
		1223	// the int_bwidth terms make no sense to me
		1224	size.x = int_bwidth;
		1225	size.y = int_bwidth;
		1226	size.width = Width2Pixel (ncol) + int_bwidth;
		1227	size.height = Height2Pixel (nrow) + int_bwidth;
		1228	}
		1229
		1230	void
		1231	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1232	XRectangle &status_rect,
		1233	const XRectangle &needed_rect)
		1234	{
		1235	preedit_rect.x = needed_rect.width;
		1236	preedit_rect.y = 0;
		1237	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1238	preedit_rect.height = fheight;
		1239
		1240	status_rect.x = 0;
		1241	status_rect.y = 0;
		1242	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1243	status_rect.height = fheight;
937	}	1244	}
938		1245
939	/* Checking whether input method is running. */	1246	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1247	bool
942	rxvt_IMisRunning(pR)	1248	rxvt_term::IMisRunning ()
943	{	1249	{
944	char *p;	1250	char *p;
945	Atom atom;	1251	Atom atom;
946	Window win;	1252	Window win;
947	char server[IMBUFSIZ];	1253	char server[IMBUFSIZ];
948		1254
949	/* get current locale modifier */	1255	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1256	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1257	{
951	STRCPY(server, "@server=");	1258	strcpy (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1259	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1260
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1261	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1262	*p = '\0';
955		1263
956	atom = XInternAtom(R->Xdisplay, server, False);	1264	atom = XInternAtom (dpy, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1265	win = XGetSelectionOwner (dpy, atom);
		1266
958	if (win != None)	1267	if (win != None)
959	return True;	1268	return True;
960	}	1269	}
		1270
961	return False;	1271	return False;
962	}	1272	}
963		1273
964	/* EXTPROTO */
965	void	1274	void
966	rxvt_IMSendSpot(pR)	1275	rxvt_term::IMSendSpot ()
967	{	1276	{
968	XPoint spot;	1277	XPoint nspot;
969	XVaNestedList preedit_attr;	1278	XVaNestedList preedit_attr;
970		1279
971	if (R->Input_Context == NULL	1280	if (!Input_Context
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1281	|| !focus
973	|| !(R->event_type == KeyPress	1282	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
974	|| R->event_type == Expose
975	|| R->event_type == NoExpose
976	|| R->event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
978	|| !rxvt_IMisRunning(aR))
979	return;	1283	return;
980		1284
981	rxvt_setPosition(aR_ & spot);	1285	im_set_position (nspot);
982		1286
		1287	if (nspot.x == spot.x && nspot.y == spot.y)
		1288	return;
		1289
		1290	spot = nspot;
		1291
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1292	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1293	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1294	XFree (preedit_attr);
986	}	1295	}
987		1296
988	/* EXTPROTO */
989	void	1297	void
990	rxvt_setTermFontSet(pR_ int idx)	1298	rxvt_term::im_destroy ()
991	{	1299	{
992	char *string;	1300	if (input_method)
993	long length;	1301	{
994	int success = 0;	1302	if (Input_Context && input_method->xim)
		1303	XDestroyIC (Input_Context);
995		1304
996	if (idx < 0 || idx >= MAX_NFONTS)	1305	display->put_xim (input_method);
997	return;	1306	input_method = 0;
998	}	1307	}
999		1308
1000	/* INTPROTO */
1001	void
1002	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003	XRectangle * needed_rect)
1004	{
1005	int mbh, vtx = 0;
1006
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010	mbh -= R->TermWin.lineSpace;
1011
1012	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);
1018
1019	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022	status_rect->width = needed_rect->width ? needed_rect->width
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);
1025	}
1026
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{
1034	dR;
1035
1036	R->Input_Context = NULL;	1309	Input_Context = 0;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}	1310	}
1042		1311
1043	/*	1312	#ifdef ENABLE_XIM_ONTHESPOT
1044	* X manual pages and include files don't match on some systems:
1045	* some think this is an XIDProc and others an XIMProc so we can't
1046	* use the first argument - need to update this to be nice for
1047	* both types via some sort of configure detection
1048	*/
1049	/* ARGSUSED */
1050	/* EXTPROTO */
1051	void
1052	rxvt_IMInstantiateCallback(Display * unused
1053	__attribute__ ((unused)), XPointer client_data
1054	__attribute__ ((unused)), XPointer call_data
1055	__attribute__ ((unused)))
1056	{
1057	dR;
1058	int i, found, had_im;
1059	const char *p;
1060	char **s;
1061	char buf[IMBUFSIZ];
1062		1313
1063	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1314	static void
1064	if (R->Input_Context)	1315	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1065	return;	1316	{
		1317	((rxvt_term *)client_data)->make_current ();
		1318	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1319	}
1066		1320
1067	found = had_im = 0;	1321	static void
1068	p = R->rs[Rs_inputMethod];	1322	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1069	if (p && *p) {	1323	{
1070	had_im = 1;	1324	((rxvt_term *)client_data)->make_current ();
1071	s = rxvt_splitcommastring(p);	1325	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1072	for (i = 0; s[i]; i++) {	1326	}
1073	if (*s[i]) {	1327
1074	STRCPY(buf, "@im=");	1328	static void
1075	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1329	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1076	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1330	{
1077	&& (rxvt_IM_get_IC(aR) == True)) {	1331	rxvt_term *term = (rxvt_term *)client_data;
1078	found = 1;	1332	XIMText *text = call_data->text;
1079	break;	1333
1080	}	1334	term->make_current ();
1081	}	1335
		1336	if (text)
		1337	{
		1338	void *str;
		1339
		1340	if (!text->encoding_is_wchar && text->string.multi_byte)
		1341	{
		1342	// of course, X makes it ugly again
		1343	if (term->rs[Rs_imLocale])
		1344	SET_LOCALE (term->rs[Rs_imLocale]);
		1345
		1346	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1347	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1348
		1349	if (term->rs[Rs_imLocale])
		1350	SET_LOCALE (term->locale);
1082	}	1351	}
1083	for (i = 0; s[i]; i++)	1352	else
1084	free(s[i]);	1353	str = (void *)text->string.wide_char;
1085	free(s);
1086	}
1087	if (found)
1088	return;
1089		1354
1090	/* try with XMODIFIERS env. var. */	1355	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1356	DT_INT, call_data->caret,
1092	rxvt_IM_get_IC(aR);	1357	DT_INT, call_data->chg_first,
1093	return;	1358	DT_INT, call_data->chg_length,
		1359	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1360	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1361	DT_END));
1094	}	1362	}
1095		1363	else
1096	/* try with no modifiers base IF the user didn't specify an IM */	1364	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1365	DT_INT, call_data->caret,
1098	&& rxvt_IM_get_IC(aR) == True)	1366	DT_INT, call_data->chg_first,
1099	return;	1367	DT_INT, call_data->chg_length,
		1368	DT_END));
1100	}	1369	}
		1370
		1371	#if 0
		1372	static void
		1373	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1374	{
		1375	((rxvt_term *)client_data)->make_current ();
		1376	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1377	DT_INT, call_data->position,
		1378	DT_INT, call_data->direction,
		1379	DT_INT, call_data->style,
		1380	DT_END));
		1381	}
		1382	#endif
		1383
		1384	#endif
1101		1385
1102	/*	1386	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1387	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1388	* open a suitable preedit type
1105	*/	1389	*/
1106	/* INTPROTO */
1107	Bool	1390	bool
1108	rxvt_IM_get_IC(pR)	1391	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1392	{
1110	int i, j, found;	1393	int i, j, found;
1111	XIM xim;	1394	XIM xim;
1112	XPoint spot;	1395	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1396	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1397	unsigned long fg, bg;
1115	const char *p;	1398	const char *p;
1116	char **s;	1399	char **s;
1117	XIMStyles *xim_styles;	1400	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;	1401	#ifdef ENABLE_XIM_ONTHESPOT
1119	XIMCallback ximcallback;	1402	XIMCallback xcb[4];
		1403	#endif
1120		1404
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1405	set_environ (envv);
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1406
1123	if (xim == NULL)	1407	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1124	return False;	1408	return false;
1125		1409
		1410	input_method = display->get_xim (locale, modifiers);
		1411	if (input_method == NULL)
		1412	return false;
		1413
		1414	xim = input_method->xim;
		1415	spot.x = spot.y = -1;
		1416
1126	xim_styles = NULL;	1417	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1418	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1419	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1420	{
		1421	im_destroy ();
1130	return False;	1422	return false;
		1423	}
		1424
		1425	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1426
		1427	for (int pi = 0; pi < 2; pi++)
1131	}	1428	{
		1429	p = pet[pi];
1132		1430
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1431	if (!p)
1134	: "OverTheSpot,OffTheSpot,Root";	1432	continue;
		1433
1135	s = rxvt_splitcommastring(p);	1434	s = rxvt_splitcommastring (p);
		1435
1136	for (i = found = 0; !found && s[i]; i++) {	1436	for (i = found = 0; !found && s[i]; i++)
		1437	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1438	if (!strcmp (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1439	input_style = XIMPreeditPosition | XIMStatusNothing;
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1440	else if (!strcmp (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1441	input_style = XIMPreeditArea | XIMStatusArea;
1141	else if (!STRCMP(s[i], "Root"))	1442	else if (!strcmp (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1443	input_style = XIMPreeditNothing | XIMStatusNothing;
		1444	else if (!strcmp (s[i], "None"))
		1445	input_style = XIMPreeditNone | XIMStatusNone;
		1446	#ifdef ENABLE_XIM_ONTHESPOT
		1447	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1448	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1449	#endif
		1450	else
		1451	input_style = XIMPreeditNothing | XIMStatusNothing;
1143		1452
1144	for (j = 0; j < xim_styles->count_styles; j++)	1453	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1454	if (input_style == xim_styles->supported_styles[j])
		1455	{
		1456	rxvt_freecommastring (s);
		1457
1146	found = 1;	1458	found = 1;
		1459	goto foundpet;
		1460	}
		1461
		1462	}
		1463
		1464	rxvt_freecommastring (s);
		1465	}
		1466
		1467	foundpet:
		1468
		1469	XFree (xim_styles);
		1470
		1471	if (!found)
		1472	{
		1473	im_destroy ();
		1474	return false;
		1475	}
		1476
		1477	XFontSet fs = 0;
		1478	XVaNestedList preedit_attr = 0, status_attr = 0;
		1479
		1480	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1481	{
		1482	// fake us a font-set, please
		1483	char **missing_charset_list;
		1484	int missing_charset_count;
		1485	char *def_string;
		1486	char pat[512];
		1487
		1488	sprintf (pat,
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"*",
		1495	fheight,
		1496	fheight + 1, fheight - 1,
		1497	fheight - 2, fheight + 2);
		1498
		1499	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1500	&missing_charset_list, &missing_charset_count, &def_string);
		1501
		1502	if (missing_charset_list)
		1503	XFreeStringList (missing_charset_list);
		1504
		1505	if (!fs)
		1506	{
		1507	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1508	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1509	}
		1510	}
		1511
		1512	if (input_style & XIMPreeditPosition)
		1513	{
		1514	im_set_size (rect);
		1515	im_set_position (spot);
		1516	im_set_color (fg, bg);
		1517
		1518	preedit_attr = XVaCreateNestedList (0,
		1519	XNForeground, fg,
		1520	XNBackground, bg,
		1521	XNArea, &rect,
		1522	XNSpotLocation, &spot,
		1523	XNFontSet, fs,
		1524	NULL);
		1525	}
		1526	else if (input_style & XIMPreeditArea)
		1527	{
		1528	im_set_color (fg, bg);
		1529
		1530	/*
		1531	* The necessary width of preedit area is unknown
		1532	* until create input context.
		1533	*/
		1534	needed_rect.width = 0;
		1535	im_set_preedit_area (rect, status_rect, needed_rect);
		1536
		1537	preedit_attr = XVaCreateNestedList (0,
		1538	XNForeground, fg,
		1539	XNBackground, bg,
		1540	XNArea, &rect,
		1541	XNFontSet, fs,
		1542	NULL);
		1543	status_attr = XVaCreateNestedList (0,
		1544	XNForeground, fg,
		1545	XNBackground, bg,
		1546	XNArea, &status_rect,
		1547	XNFontSet, fs,
		1548	NULL);
		1549	}
		1550	#if ENABLE_XIM_ONTHESPOT
		1551	else if (input_style & XIMPreeditCallbacks)
		1552	{
		1553	im_set_position (spot);
		1554
		1555	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1556	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1557	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1558	# if 0
		1559	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1560	# endif
		1561
		1562	preedit_attr = XVaCreateNestedList (0,
		1563	XNSpotLocation, &spot,
		1564	XNPreeditStartCallback, &xcb[0],
		1565	XNPreeditDoneCallback , &xcb[1],
		1566	XNPreeditDrawCallback , &xcb[2],
		1567	# if 0
		1568	XNPreeditCaretCallback, &xcb[3],
		1569	# endif
		1570	NULL);
		1571	}
		1572	#endif
		1573
		1574	Input_Context = XCreateIC (xim,
		1575	XNInputStyle, input_style,
		1576	XNClientWindow, vt,
		1577	XNFocusWindow, parent[0],
		1578	preedit_attr ? XNPreeditAttributes : NULL,
		1579	preedit_attr,
		1580	status_attr ? XNStatusAttributes : NULL,
		1581	status_attr, NULL);
		1582
		1583	if (preedit_attr) XFree (preedit_attr);
		1584	if (status_attr) XFree (status_attr);
		1585	if (fs) XFreeFontSet (dpy, fs);
		1586
		1587	if (Input_Context == NULL)
		1588	{
		1589	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1590	im_destroy ();
		1591	return false;
		1592	}
		1593
		1594	#if 0
		1595	// unfortunately, only the focus window is used by XIM, hard to fix
		1596	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1597	vt_select_input ();
		1598	#endif
		1599
		1600	IMSetPosition ();
		1601
		1602	return true;
		1603	}
		1604
		1605	void
		1606	rxvt_term::im_cb ()
		1607	{
		1608	int i;
		1609	const char *p;
		1610	char **s;
		1611	char buf[IMBUFSIZ];
		1612
		1613	make_current ();
		1614
		1615	im_destroy ();
		1616
		1617	if (Input_Context)
		1618	return;
		1619
		1620	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1621	if (rs[Rs_imLocale])
		1622	SET_LOCALE (rs[Rs_imLocale]);
		1623	#endif
		1624
		1625	p = rs[Rs_inputMethod];
		1626	if (p && *p)
		1627	{
		1628	bool found = false;
		1629
		1630	s = rxvt_splitcommastring (p);
		1631
		1632	for (i = 0; s[i]; i++)
		1633	{
		1634	if (*s[i])
		1635	{
		1636	strcpy (buf, "@im=");
		1637	strncat (buf, s[i], IMBUFSIZ - 5);
		1638	if (IM_get_IC (buf))
		1639	{
		1640	found = true;
1147	break;	1641	break;
		1642	}
1148	}	1643	}
1149	}	1644	}
1150	for (i = 0; s[i]; i++)
1151	free(s[i]);
1152	free(s);
1153	XFree(xim_styles);
1154		1645
		1646	rxvt_freecommastring (s);
		1647
1155	if (!found) {	1648	if (found)
1156	XCloseIM(xim);	1649	goto done;
1157	return False;
1158	}	1650	}
1159		1651
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1652	/* try with XMODIFIERS env. var. */
		1653	if (IM_get_IC (""))
		1654	goto done;
1161		1655
1162	/* XXX: not sure why we need this (as well as IC one below) */	1656	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1657	if (IM_get_IC ("@im=none"))
		1658	goto done;
1164		1659
1165	preedit_attr = status_attr = NULL;	1660	done:
1166		1661	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1662	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1663	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1664	#endif
1170	rxvt_setColor(aR_ & fg, &bg);
1171
1172	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173	XNSpotLocation, &spot,
1174	XNForeground, fg, XNBackground, bg,
1175	//XNFontSet, R->TermWin.fontset,
1176	NULL);
1177	} else if (R->input_style & XIMPreeditArea) {
1178	rxvt_setColor(aR_ & fg, &bg);
1179
1180	/*
1181	* The necessary width of preedit area is unknown
1182	* until create input context.
1183	*/
1184	needed_rect.width = 0;
1185
1186	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189	XNForeground, fg, XNBackground, bg,
1190	//XNFontSet, R->TermWin.fontset,
1191	NULL);
1192	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,
1195	NULL);
1196	}
1197	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198	XNClientWindow, R->TermWin.parent[0],
1199	XNFocusWindow, R->TermWin.parent[0],
1200	XNDestroyCallback, &ximcallback,
1201	preedit_attr ? XNPreeditAttributes : NULL,
1202	preedit_attr,
1203	status_attr ? XNStatusAttributes : NULL,
1204	status_attr, NULL);
1205	if (preedit_attr)
1206	XFree(preedit_attr);
1207	if (status_attr)
1208	XFree(status_attr);
1209	if (R->Input_Context == NULL) {
1210	rxvt_print_error("failed to create input context");
1211	XCloseIM(xim);
1212	return False;
1213	}
1214	if (R->input_style & XIMPreeditArea)
1215	rxvt_IMSetStatusPosition(aR);
1216	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217	return True;
1218	}	1665	}
1219		1666
1220	/* EXTPROTO */
1221	void	1667	void
1222	rxvt_IMSetStatusPosition(pR)	1668	rxvt_term::IMSetPosition ()
1223	{	1669	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1670	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1671	XVaNestedList preedit_attr, status_attr;
1226		1672
1227	if (R->Input_Context == NULL	1673	if (!Input_Context
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1674	|| !focus
		1675	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1229	|| !rxvt_IMisRunning(aR))	1676	|| !IMisRunning ())
1230	return;	1677	return;
1231		1678
		1679	if (input_style & XIMPreeditPosition)
		1680	{
		1681	im_set_size (preedit_rect);
		1682	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1683
		1684	XSetICValues (Input_Context,
		1685	XNPreeditAttributes, preedit_attr, NULL);
		1686	}
		1687	else
		1688	{
1232	/* Getting the necessary width of preedit area */	1689	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1690	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1691	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1692	XFree (status_attr);
1236		1693
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1694	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1695	XFree (needed_rect);
1238		1696
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1697	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1698	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1699
1242	XSetICValues(R->Input_Context,	1700	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1701	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1702	XNStatusAttributes, status_attr,
		1703	NULL);
1245		1704
		1705	XFree (status_attr);
		1706	}
		1707
1246	XFree(preedit_attr);	1708	XFree (preedit_attr);
1247	XFree(status_attr);
1248	}	1709	}
1249	#endif /* USE_XIM */	1710	#endif /* USE_XIM */
1250		1711
1251	/*----------------------------------------------------------------------*/	1712	void
1252	rxvt_t rxvt_current_term;	1713	rxvt_term::get_window_origin (int &x, int &y)
		1714	{
		1715	Window cr;
		1716	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1717	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1718	}
		1719
		1720	Pixmap
		1721	rxvt_term::get_pixmap_property (int prop_id)
		1722	{
		1723	if (prop_id > 0 && prop_id < NUM_XA)
		1724	if (xa[prop_id])
		1725	{
		1726	int aformat;
		1727	unsigned long nitems, bytes_after;
		1728	Atom atype;
		1729	unsigned char *prop = NULL;
		1730	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1731	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1732	&nitems, &bytes_after, &prop);
		1733	if (result == Success && prop && atype == XA_PIXMAP)
		1734	{
		1735	return *(Pixmap *)prop;
		1736	}
		1737	}
		1738	return None;
		1739	}
		1740
		1741	#ifdef HAVE_BG_PIXMAP
		1742	# if TRACE_PIXMAPS
		1743	# undef update_background
		1744	int rxvt_term::trace_update_background (const char *file, int line)
		1745	{
		1746	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1747	update_background ();
		1748	}
		1749	# endif
		1750
		1751	int
		1752	rxvt_term::update_background ()
		1753	{
		1754	bgPixmap.invalidate ();
		1755
		1756	/* no chance of real time refresh if we are blurring! */
		1757	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1758	bgPixmap.render ();
		1759	else
		1760	{
		1761	update_background_ev.stop ();
		1762
		1763	if (!bgPixmap.need_client_side_rendering ())
		1764	update_background_ev.start (.05);
		1765	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1766	update_background_ev.start (.20); /* very slow !!! */
		1767	else
		1768	update_background_ev.start (.07);
		1769	}
		1770
		1771	return 0;
		1772	}
		1773
		1774	void
		1775	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1776	{
		1777	make_current ();
		1778	bgPixmap.render ();
		1779	refresh_check ();
		1780	}
		1781
		1782	#endif /* HAVE_BG_PIXMAP */
1253		1783
1254	/*----------------------- end-of-file (C source) -----------------------*/	1784	/*----------------------- end-of-file (C source) -----------------------*/

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