ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.262 by ayin, Wed Nov 21 09:15:33 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.8 2003/11/27 10:12:10 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) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38		41	#include <cstring>
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
		62
		63	bool
		64	rxvt_set_locale (const char *locale) NOTHROW
		65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
		75	setlocale (LC_CTYPE, curlocale);
		76	return true;
		77	}
		78
47	void *	79	void
48	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
49	{	81	{
50	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
51		85
52	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
53	return p;	151	return len;
54	}
55		152
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	153	}
		154	#endif
61		155
62	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
		164	#ifdef HAVE_SCROLLBARS
		165	scrollbar_ev (this, &rxvt_term::x_cb),
		166	#endif
64	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
		172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	181	#endif
67	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb)	196	destroy_ev (this, &rxvt_term::destroy_cb),
		197	pty_ev (this, &rxvt_term::pty_cb),
		198	incr_ev (this, &rxvt_term::incr_cb)
72	{	199	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
74	}	219	}
75		220
76	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
77	{	222	{
78	rxvt_scr_release (this);	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
79		224
80	#ifndef NO_SETOWNER_TTYDEV	225	emergency_cleanup ();
81	rxvt_privileged_ttydev (this, RESTORE);	226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
82	#endif	231	#endif
83	#ifdef UTMP_SUPPORT	232	delete fontset[0];
84	rxvt_privileged_utmp (this, RESTORE);	233
85	#endif	234	if (display)
		235	{
		236	selection_clear ();
		237
86	#ifdef USE_XIM	238	#ifdef USE_XIM
87	if (Input_Context != NULL)	239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
88	{	282	}
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		283
94	if (cmd_fd >= 0)	284	delete [] pix_colors_focused;
95	close (cmd_fd);	285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
96		288
97	if (Xfd >= 0)	289	#ifdef HAVE_BG_PIXMAP
98	XCloseDisplay (Xdisplay);	290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
99		293
100	delete PixColors;	294	scr_release ();
		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
		304	free (locale);
		305	free (v_buffer);
		306	free (incr_buf);
		307
		308	delete envv;
		309	delete argv;
		310
		311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		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 ();
101	}	326	}
102		327
103	void	328	void
104	rxvt_term::destroy ()	329	rxvt_term::destroy ()
105	{	330	{
		331	if (destroy_ev.active)
		332	return;
		333
		334	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		335
		336	#if ENABLE_OVERLAY
		337	scr_overlay_off ();
		338	#endif
		339
		340	if (display)
		341	{
		342	#if USE_XIM
		343	im_ev.stop (display);
		344	#endif
		345	#if HAVE_SCROLLBARS
		346	scrollbar_ev.stop (display);
		347	#endif
		348	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		349	rootwin_ev.stop (display);
		350	#endif
		351	incr_ev.stop ();
		352	termwin_ev.stop (display);
		353	vt_ev.stop (display);
		354	}
		355
		356	prepare_ev.stop ();
106	pty_ev.stop ();	357	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	358	#ifdef CURSOR_BLINK
		359	cursor_blink_ev.stop ();
		360	#endif
		361	#ifdef TEXT_BLINK
109	blink_ev.stop ();	362	text_blink_ev.stop ();
		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 ();
110	#endif	369	#endif
111	#ifdef POINTER_BLANK	370	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	371	pointer_ev.stop ();
113	#endif	372	#endif
114		373
115	destroy_ev.start (0);	374	destroy_ev.start ();
116	}	375	}
117		376
118	void	377	void
119	rxvt_term::destroy_cb (time_watcher &w)	378	rxvt_term::destroy_cb (ev::idle &w, int revents)
120	{	379	{
121	SET_R (this);	380	make_current ();
122		381
123	delete this;	382	delete this;
124	}
125
126	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */
128	/* LIBPROTO */
129	rxvt_t
130	rxvt_init(int argc, const char *const *argv)
131	{
132	SET_R(new rxvt_term);
133	dR;
134
135	if (!R->init_vars () || !R->init (argc, argv))
136	{
137	delete R;
138	return NULL;
139	}
140
141	return R;
142	}
143
144	/* EXTPROTO */
145	void
146	rxvt_init_signals ()
147	{
148	/* install exit handler for cleanup */
149	#if 0
150	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);
152	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	flush ();
243
244	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}	383	}
305		384
306	/*----------------------------------------------------------------------*/	385	/*----------------------------------------------------------------------*/
307	/*	386	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	387	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* 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
310	*/	389	*/
311	/* EXTPROTO */	390	static XErrorHandler old_xerror_handler;
		391
		392	static void
		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	}
		446	#endif
		447
		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);
		461	#endif
		462	}
		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	bool
		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	if (!init_vars ())
		487	return false;
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
		495	#endif
		496
		497	#ifdef HAVE_SCROLLBARS
		498	if (option (Opt_scrollBar))
		499	scrollBar.setIdle (); /* set existence for size calculations */
		500	#endif
		501
		502	pty = ptytty::create ();
		503
		504	create_windows (argc, argv);
		505
		506	init_xlocale ();
		507
		508	scr_reset (); // initialize screen
		509
		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);
		538	}
		539	#endif
		540
		541	#ifdef BG_IMAGE_FROM_FILE
		542	if (rs[Rs_backgroundPixmap] != NULL)
		543	{
		544	const char *p = rs[Rs_backgroundPixmap];
		545
		546	if ((p = strchr (p, ';')) != NULL)
		547	{
		548	p++;
		549	bgPixmap.set_geometry (p);
		550	}
		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	}
		558	#endif
		559	}
		560	#endif
		561
		562	#if ENABLE_PERL
		563	rootwin_ev.start (display, display->root);
		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	prepare_ev.start ();
		576
		577	HOOK_INVOKE ((this, HOOK_START, DT_END));
		578
		579	#if ENABLE_XEMBED
		580	if (rs[Rs_embed])
		581	{
		582	long info[2] = { 0, XEMBED_MAPPED };
		583
		584	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		585	32, PropModeReplace, (unsigned char *)&info, 2);
		586	}
		587	#endif
		588
		589	XMapWindow (dpy, vt);
		590	XMapWindow (dpy, parent[0]);
		591
		592	return true;
		593	}
		594
		595	static struct sig_handlers
		596	{
		597	ev::sig sw_term, sw_int;
		598
		599	/*
		600	* Catch a fatal signal and tidy up before quitting
		601	*/
312	void	602	void
313	rxvt_clean_exit ()	603	sig_term (ev::sig &w, int revents)
314	{	604	{
315	dR;	605	rxvt_emergency_cleanup ();
		606	w.stop ();
		607	kill (getpid (), w.signum);
		608	}
316		609
317	R->destroy ();	610	sig_handlers ()
		611	: sw_term (this, &sig_handlers::sig_term),
		612	sw_int (this, &sig_handlers::sig_term)
		613	{
		614	}
		615	} sig_handlers;
		616
		617	char **rxvt_environ; // startup environment
		618
		619	void
		620	rxvt_init ()
		621	{
		622	ptytty::init ();
		623
		624	if (!ev::ev_default_loop (0))
		625	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		626
		627	rxvt_environ = environ;
		628
		629	signal (SIGHUP, SIG_IGN);
		630	signal (SIGPIPE, SIG_IGN);
		631
		632	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		633	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		634
		635	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		636	/* signal (SIGURG, SIG_DFL); */
		637
		638	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		639	// TODO: handle this with exceptions and tolerate the memory loss
		640	XSetIOErrorHandler (rxvt_xioerror_handler);
		641
		642	XrmInitialize ();
318	}	643	}
319		644
320	/* ------------------------------------------------------------------------- *	645	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	646	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	647	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	648	void *
324	void *
325	rxvt_malloc(size_t size)	649	rxvt_malloc (size_t size)
326	{	650	{
327	void *p;
328
329	p = malloc(size);	651	void *p = malloc (size);
		652
330	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
331	return p;	656	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	657	}
338		658
339	/* EXTPROTO */	659	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	660	rxvt_calloc (size_t number, size_t size)
342	{	661	{
343	void *p;
344
345	p = calloc(number, size);	662	void *p = calloc (number, size);
		663
346	if (p)	664	if (!p)
		665	rxvt_fatal ("memory allocation failure. aborting.\n");
		666
347	return p;	667	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	668	}
354		669
355	/* EXTPROTO */	670	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	671	rxvt_realloc (void *ptr, size_t size)
358	{	672	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	673	void *p = realloc (ptr, size);
363	else	674
364	p = malloc(size);
365	if (p)	675	if (!p)
		676	rxvt_fatal ("memory allocation failure. aborting.\n");
		677
366	return p;	678	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	679	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void
380	rxvt_privileges(pR_ int mode)
381	{
382	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */
385	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID
388	# endif
389	# ifdef HAVE_SETEUID
390	switch (mode) {
391	case IGNORE:
392	/*
393	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required
395	*/
396	seteuid(getuid());
397	setegid(getgid());
398	break;
399	case SAVE:
400	R->euid = geteuid();
401	R->egid = getegid();
402	break;
403	case RESTORE:
404	seteuid(R->euid);
405	setegid(R->egid);
406	break;
407	}
408	# else
409	switch (mode) {
410	case IGNORE:
411	setuid(getuid());
412	setgid(getgid());
413	/* FALLTHROUGH */
414	case SAVE:
415	/* FALLTHROUGH */
416	case RESTORE:
417	break;
418	}
419	# endif
420	#endif
421	}
422
423	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void
426	rxvt_privileged_utmp(pR_ char action)
427	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')
433	return;
434
435	rxvt_privileges(aR_ RESTORE);
436	if (action == SAVE) {
437	R->next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439	} else { /* action == RESTORE */
440	R->next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif
469	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif
475	}
476	} else { /* action == RESTORE */
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif
486	}
487
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif
498	}
499	#endif
500		680
501	/*----------------------------------------------------------------------*/	681	/*----------------------------------------------------------------------*/
502	/*	682	/*
503	* window size/position calculcations for XSizeHint and other storage.	683	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	684	* if width/height are non-zero then override calculated width/height
505	*/	685	*/
506	/* EXTPROTO */
507	void	686	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	687	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	688	{
510	short recalc_x, recalc_y;	689	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	690	int x, y, sb_w, flags;
512	unsigned int w, h;	691	unsigned int w, h;
513	unsigned int max_width, max_height;	692	unsigned int max_width, max_height;
514		693
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517	R->szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	694	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	695	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	696	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		697
522	recalc_x = recalc_y = 0;	698	recalc_x = recalc_y = 0;
523	flags = 0;	699	flags = 0;
		700
524	if (!R->parsed_geometry) {	701	if (!parsed_geometry)
		702	{
525	R->parsed_geometry = 1;	703	parsed_geometry = 1;
		704
526	if (R->rs[Rs_geometry])	705	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	706	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		707
528	if (flags & WidthValue) {	708	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	709	{
		710	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	711	szHint.flags |= USSize;
531	}	712	}
		713
532	if (flags & HeightValue) {	714	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	715	{
		716	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	717	szHint.flags |= USSize;
535	}	718	}
		719
536	if (flags & XValue) {	720	if (flags & XValue)
		721	{
537	R->szHint.x = x;	722	szHint.x = x;
538	R->szHint.flags |= USPosition;	723	szHint.flags |= USPosition;
		724
539	if (flags & XNegative) {	725	if (flags & XNegative)
		726	{
540	recalc_x = 1;	727	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	728	szHint.win_gravity = NorthEastGravity;
542	}	729	}
543	}	730	}
		731
544	if (flags & YValue) {	732	if (flags & YValue)
		733	{
545	R->szHint.y = y;	734	szHint.y = y;
546	R->szHint.flags |= USPosition;	735	szHint.flags |= USPosition;
		736
547	if (flags & YNegative) {	737	if (flags & YNegative)
		738	{
548	recalc_y = 1;	739	recalc_y = 1;
		740
549	if (R->szHint.win_gravity == NorthEastGravity)	741	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	742	szHint.win_gravity = SouthEastGravity;
551	else	743	else
552	R->szHint.win_gravity = SouthWestGravity;	744	szHint.win_gravity = SouthWestGravity;
553	}	745	}
554	}	746	}
555	}	747	}
		748
556	/* TODO: BOUNDS */	749	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	750	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	751	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	752	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	753	max_height = MAX_ROWS * fheight;
561		754
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	755	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		756
564	sb_w = mb_h = 0;	757	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	758	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	759
		760	if (scrollBar.state)
		761	{
567	sb_w = scrollbar_TotalWidth();	762	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	763	szHint.base_width += sb_w;
		764
569	if (!(R->Options & Opt_scrollBar_right))	765	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	766	window_vt_x += sb_w;
571	}	767	}
572	if (menubar_visible(R)) {	768
573	mb_h = menuBar_TotalHeight();
574	R->szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;
576	}
577	R->szHint.width_inc = R->TermWin.fwidth;	769	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	770	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	771	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	772	szHint.min_height = szHint.base_height + szHint.height_inc;
581		773
582	if (width && width - R->szHint.base_width < max_width) {	774	if (newwidth && newwidth - szHint.base_width < max_width)
		775	{
583	R->szHint.width = width;	776	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	777	width = newwidth - szHint.base_width;
585	} else {	778	}
586	MIN_IT(R->TermWin.width, max_width);	779	else
		780	{
		781	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	782	szHint.width = szHint.base_width + width;
588	}	783	}
		784
589	if (height && height - R->szHint.base_height < max_height) {	785	if (newheight && newheight - szHint.base_height < max_height)
		786	{
590	R->szHint.height = height;	787	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	788	height = newheight - szHint.base_height;
592	} else {	789	}
593	MIN_IT(R->TermWin.height, max_height);	790	else
		791	{
		792	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	793	szHint.height = szHint.base_height + height;
595	}	794	}
		795
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	796	if (scrollBar.state && option (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	797	window_sb_x = szHint.width - sb_w;
598		798
599	if (recalc_x)	799	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	800	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	801
602	if (recalc_y)	802	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	803	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		804
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	805	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	806	nrow = height / fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610	R->szHint.height));
611	return;
612	}	807	}
613		808
614	/*----------------------------------------------------------------------*/	809	/*----------------------------------------------------------------------*/
615	/*	810	/*
616	* Tell the teletype handler what size the window is.	811	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	812	* Called after a window size change.
618	*/	813	*/
619	/* EXTPROTO */
620	void	814	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	815	rxvt_term::tt_winch ()
622	{	816	{
		817	if (pty->pty < 0)
		818	return;
		819
623	struct winsize ws;	820	struct winsize ws;
624		821
625	if (fd < 0)
626	return;
627	ws.ws_col = col;	822	ws.ws_col = ncol;
628	ws.ws_row = row;	823	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	824	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	825	ws.ws_ypixel = height;
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	826	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	827
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	828	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	829	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	}
636	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	830	if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	831	kill (-cmd_pid, SIGWINCH);
639	# endif
640	#endif	832	#endif
641	}	833	}
642		834
643	/*----------------------------------------------------------------------*/	835	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	836	/* set_fonts () - load and set the various fonts
645	/*	837	*
646	* init = 1 - initialize	838	* init = 1 - initialize
647	*	839	*
648	* fontname == FONT_UP - switch to bigger font	840	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	841	* fontname == FONT_DN - switch to smaller font
650	*/	842	*/
651	/* EXTPROTO */	843	bool
652	void	844	rxvt_term::set_fonts ()
653	rxvt_change_font(pR_ int init, const char *fontname)
654	{	845	{
655	}	846	rxvt_fontset *fs = new rxvt_fontset (this);
		847	rxvt_fontprop prop;
656		848
657	/* INTPROTO */	849	if (!fs
		850	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		851	|| !fs->realize_font (1))
		852	{
		853	delete fs;
		854	return false;
		855	}
		856
		857	#if ENABLE_STYLES
		858	for (int i = RS_styleCount; --i; )
		859	if (fontset[i] != fontset[0])
		860	delete fontset[i];
		861	#endif
		862
		863	delete fontset[0];
		864	fontset[0] = fs;
		865
		866	prop = (*fs)[1]->properties ();
		867	prop.height += lineSpace;
		868
		869	fs->set_prop (prop, false);
		870
		871	fwidth = prop.width;
		872	fheight = prop.height;
		873	fbase = prop.ascent;
		874
		875	for (int style = 1; style < 4; style++)
		876	{
		877	#if ENABLE_STYLES
		878	const char *res = rs[Rs_font + style];
		879
		880	if (res && !*res)
		881	fontset[style] = fontset[0];
		882	else
		883	{
		884	fontset[style] = fs = new rxvt_fontset (this);
		885	rxvt_fontprop prop2 = prop;
		886
		887	if (res)
		888	{
		889	fs->populate (res);
		890	fs->set_prop (prop2, false);
		891	}
		892	else
		893	{
		894	fs->populate (fontset[0]->fontdesc);
		895
		896	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		897	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		898
		899	fs->set_prop (prop2, true);
		900	}
		901
		902	}
		903	#else
		904	fontset[style] = fontset[0];
		905	#endif
		906	}
		907
		908	if (parent[0])
		909	{
		910	resize_all_windows (0, 0, 0);
		911	scr_remap_chars ();
		912	scr_touch (true);
		913	}
		914
		915	return true;
		916	}
		917
658	void	918	void
659	rxvt_font_up_down(pR_ int n, int direction)	919	rxvt_term::set_string_property (Atom prop, const char *str, int len)
660	{	920	{
		921	XChangeProperty (dpy, parent[0],
		922	prop, XA_STRING, 8, PropModeReplace,
		923	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		924	}
		925
		926	void
		927	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		928	{
		929	wchar_t *ws = rxvt_mbstowcs (str, len);
		930	char *s = rxvt_wcstoutf8 (ws);
		931
		932	XChangeProperty (dpy, parent[0],
		933	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		934	(const unsigned char *)s, strlen (s));
		935
		936	free (s);
		937	free (ws);
661	}	938	}
662		939
663	/*----------------------------------------------------------------------*/	940	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	941	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	942	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	943	void
668	rxvt_set_title(pR_ const char *str)	944	rxvt_term::set_title (const char *str)
669	{	945	{
670	#ifndef SMART_WINDOW_TITLE	946	set_string_property (XA_WM_NAME, str);
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	947	#if ENABLE_EWMH
672	#else	948	set_utf8_property (xa[XA_NET_WM_NAME], str);
673	char *name;
674
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676	name = NULL;
677	if (name == NULL || STRCMP(name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679	if (name)
680	XFree(name);
681	#endif	949	#endif
682	}	950	}
683		951
684	/* EXTPROTO */
685	void	952	void
686	rxvt_set_iconName(pR_ const char *str)	953	rxvt_term::set_icon_name (const char *str)
687	{	954	{
688	#ifndef SMART_WINDOW_TITLE	955	set_string_property (XA_WM_ICON_NAME, str);
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	956	#if ENABLE_EWMH
690	#else	957	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
691	char *name;
692
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	958	#endif
700	}	959	}
701		960
		961	void
		962	rxvt_term::set_window_color (int idx, const char *color)
		963	{
702	#ifdef XTERM_COLOR_CHANGE	964	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;	965	rxvt_color xcol;
708	int i;	966	int i;
709		967
710	if (color == NULL || *color == '\0')	968	if (color == NULL || *color == '\0')
711	return;	969	return;
712		970
		971	color = strdup (color);
		972	allocated.push_back ((void *)color);
		973	rs[Rs_color + idx] = color;
		974
713	/* handle color aliases */	975	/* handle color aliases */
714	if (isdigit(*color)) {	976	if (isdigit (*color))
		977	{
715	i = atoi(color);	978	i = atoi (color);
		979
		980	if (i >= 8 && i <= 15)
716	if (i >= 8 && i <= 15) { /* bright colors */	981	{ /* bright colors */
717	i -= 8;	982	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	983	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;	984	goto done;
722	# endif
723	}	985	}
724	if (i >= 0 && i <= 7) { /* normal colors */	986
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];	987	if (i >= 0 && i <= 7)
726	SET_PIXCOLOR(R, idx);	988	{ /* normal colors */
		989	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
727	goto Done;	990	goto done;
728	}	991	}
729	}	992	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733		993
734	/*	994	set_color (xcol, color);
		995
		996	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,	997	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap	998	* so just keep gobbling up the colormap
737	*/	999	*/
738	# if 0
739	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])
741	break;
742	if (i > Color_White) {
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));
746	}
747	# endif
748		1000
749	R->PixColors[idx] = xcol;	1001	pix_colors_focused[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751		1002
752	/* XSetWindowAttributes attr; */	1003	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */	1004	/* Cursor cursor; */
754	Done:	1005	done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757	R->PixColors[Color_bg]);
758
759	/* handle Color_BD, scrollbar background, etc. */	1006	/*TODO: handle Color_BD, scrollbar background, etc. */
760		1007
761	rxvt_set_colorfgbg(aR);	1008	update_fade_color (idx);
762	rxvt_recolour_cursor(aR);	1009	recolour_cursor ();
763	/* the only reasonable way to enforce a clean update */	1010	scr_recolour ();
764	rxvt_scr_poweron(aR);	1011	#endif /* XTERM_COLOR_CHANGE */
765	}	1012	}
766		1013
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */
770
771	/* EXTPROTO */
772	void	1014	void
773	rxvt_recolour_cursor(pR)	1015	rxvt_term::recolour_cursor ()
774	{	1016	{
775	rxvt_color xcol[2];	1017	XColor fg, bg;
776		1018
777	#if TODO	1019	(ISSET_PIXCOLOR (Color_pointer_fg)
778	xcol[0] = R->PixColors[Color_pointer];	1020	? pix_colors_focused[Color_pointer_fg]
779	xcol[1] = R->PixColors[Color_bg];	1021	: pix_colors_focused[Color_fg]).get (fg);
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1022
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1023	(ISSET_PIXCOLOR (Color_pointer_bg)
782	#endif	1024	? pix_colors_focused[Color_pointer_bg]
		1025	: pix_colors_focused[Color_bg]).get (bg);
		1026
		1027	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
783	}	1028	}
784		1029
785	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
786	/*	1031	/*
787	* find if fg/bg matches any of the normal (low-intensity) colors	1032	* find if fg/bg matches any of the normal (low-intensity) colors
788	*/	1033	*/
789	/* INTPROTO */
790	void	1034	void
791	rxvt_set_colorfgbg(pR)	1035	rxvt_term::set_colorfgbg ()
792	{	1036	{
793	unsigned int i;	1037	unsigned int i;
794	const char *xpmb = "\0";	1038	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1039	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		1040
797	R->env_colorfgbg =	1041	strcpy (fstr, "default");
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1042	strcpy (bstr, "default");
799	STRCPY(fstr, "default");
800	STRCPY(bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1044	if (pix_colors[Color_fg] == pix_colors[i])
		1045	{
803	sprintf(fstr, "%d", (i - Color_Black));	1046	sprintf (fstr, "%d", (i - Color_Black));
804	break;	1047	break;
805	}	1048	}
		1049
806	for (i = Color_Black; i <= Color_White; i++)	1050	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1051	if (pix_colors[Color_bg] == pix_colors[i])
		1052	{
808	sprintf(bstr, "%d", (i - Color_Black));	1053	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1054	#ifdef BG_IMAGE_FROM_FILE
810	xpmb = "default;";	1055	xpmb = "default;";
811	#endif	1056	#endif
812	break;	1057	break;
813	}	1058	}
		1059
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1060	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816
817	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {
820	if (R->PixColors[Color_fg] == R->PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824	}
825	#endif
826	}	1061	}
827		1062
828	/*----------------------------------------------------------------------*/	1063	/*----------------------------------------------------------------------*/
829	/*
830	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>
832	*/
833		1064
834	/* EXTPROTO */	1065	bool
835	int	1066	rxvt_term::set_color (rxvt_color &color, const char *name)
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837	{	1067	{
838	screen_in_out->set(aR_ colour);	1068	if (color.set (this, name))
839
840	if (!screen_in_out->set(aR_ colour)) {
841	rxvt_print_error("can't allocate colour: %s", colour);
842	return false;
843	}
844
845	return true;	1069	return true;
		1070
		1071	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1072	return false;
		1073	}
		1074
		1075	void
		1076	rxvt_term::alias_color (int dst, int src)
		1077	{
		1078	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
846	}	1079	}
847		1080
848	/* -------------------------------------------------------------------- *	1081	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1082	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1083	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1084	void
853	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1085	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854	int ignoreparent)
855	{	1086	{
856	int fix_screen;	1087	int fix_screen;
		1088	int old_width = szHint.width;
		1089	int old_height = szHint.height;
857		1090
		1091	window_calc (newwidth, newheight);
		1092
		1093	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1094	XSetWMNormalHints (dpy, parent[0], &szHint);
		1095
		1096	if (!ignoreparent)
		1097	{
858	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1099	/*
860	#endif
861
862	rxvt_window_calc(aR_ width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864	if (!ignoreparent) {
865	#ifdef SMART_RESIZE
866	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1100	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1101	* reposition window on resize depending on placement on screen
869	*/	1102	*/
870	int x, y, x1, y1;	1103	int x, y, x1, y1;
871	int dx, dy;	1104	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1105	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1106	Window unused_cr;
874		1107
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1108	XTranslateCoordinates (dpy, parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1109	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1110	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1111	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1112	/*
880	* if Xroot isn't the parent window, a WM will probably have offset	1113	* if display->root isn't the parent window, a WM will probably have offset
881	* our position for handles and decorations. Counter it	1114	* our position for handles and decorations. Counter it
882	*/	1115	*/
883	if (x1 != x || y1 != y) {	1116	if (x1 != x || y1 != y)
		1117	{
884	x -= x1;	1118	x -= x1;
885	y -= y1;	1119	y -= y1;
886	}	1120	}
887		1121
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1122	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1123	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1124	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1125	dy = old_height - szHint.height;
892		1126
893	/* Check position of the center of the window */	1127	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1128	if (x < x1) /* left half */
895	dx = 0;	1129	dx = 0;
896	else if (x == x1) /* exact center */	1130	else if (x == x1) /* exact center */
897	dx /= 2;	1131	dx /= 2;
898	if (y < y1) /* top half */	1132	if (y < y1) /* top half */
899	dy = 0;	1133	dy = 0;
900	else if (y == y1) /* exact center */	1134	else if (y == y1) /* exact center */
901	dy /= 2;	1135	dy /= 2;
902		1136
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1137	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1138	szHint.width, szHint.height);
905	#else	1139	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1140	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1141	#endif
909	}	1142	}
910		1143
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1144	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1145
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1146	if (fix_screen || newwidth != old_width || newheight != old_height)
914	if (scrollbar_visible(R)) {	1147	{
		1148	if (scrollBar.state)
		1149	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1150	XMoveResizeWindow (dpy, scrollBar.win,
		1151	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1152	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1153	resize_scrollbar ();
918	}	1154	}
919	if (menubar_visible(R))	1155
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1156	XMoveResizeWindow (dpy, vt,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1157	window_vt_x, window_vt_y,
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923	R->window_vt_y, TermWin_TotalWidth(),
924	TermWin_TotalHeight());	1158	width, height);
925	#ifdef RXVT_GRAPHICS	1159
926	if (R->old_height)	1160	#ifdef HAVE_BG_PIXMAP
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1161	if (bgPixmap.window_size_sensitive ())
928	R->old_height - R->szHint.base_height);	1162	update_background ();
929	#endif	1163	#endif
		1164
930	rxvt_scr_clear(aR);	1165	scr_clear ();
931	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);
933	#endif
934	}	1166	}
935		1167
936	if (fix_screen || R->old_height == 0) {	1168	if (fix_screen || old_height == 0)
937	int curr_screen = -1;	1169	scr_reset ();
938	uint16_t old_ncol = R->prev_ncol;
939		1170
940	/* scr_reset only works on the primary screen */	1171	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
941	if (R->old_height) /* this is not the first time through */	1172	//scr_touch (false);
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
943	rxvt_scr_reset(aR);
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}
948	}
949		1173
950	R->old_width = R->szHint.width;	1174	#ifdef HAVE_BG_PIXMAP
951	R->old_height = R->szHint.height;	1175	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1176	// if (bgPixmap.pixmap)
		1177	// scr_touch (false);
		1178	#endif
952		1179
953	#ifdef USE_XIM	1180	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1181	IMSetPosition ();
955	#endif	1182	#endif
956	}	1183	}
957		1184
958	/*	1185	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1186	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1187	* good for toggling 80/132 columns
961	*/	1188	*/
962	/* EXTPROTO */
963	void	1189	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1190	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965	{	1191	{
966	XWindowAttributes wattr;	1192	XWindowAttributes wattr;
967		1193
968	if (width == 0 || height == 0) {	1194	if (newwidth == 0 || newheight == 0)
		1195	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1196	XGetWindowAttributes (dpy, display->root, &wattr);
		1197
970	if (width == 0)	1198	if (newwidth == 0)
971	width = wattr.width - R->szHint.base_width;	1199	newwidth = wattr.width - szHint.base_width;
972	if (height == 0)	1200	if (newheight == 0)
973	height = wattr.height - R->szHint.base_height;	1201	newheight = wattr.height - szHint.base_height;
		1202	}
		1203
		1204	if (newwidth != width || newheight != height)
974	}	1205	{
975	if (width != R->TermWin.width || height != R->TermWin.height) {
976	width += R->szHint.base_width;	1206	newwidth += szHint.base_width;
977	height += R->szHint.base_height;	1207	newheight += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1208	resize_all_windows (newwidth, newheight, 0);
979	}	1209	}
980	}	1210	}
981		1211
982	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1215	#ifdef USE_XIM
986	/* INTPROTO */
987	void
988	rxvt_setSize(pR_ XRectangle * size)
989	{
990	size->x = R->TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);
994	}
995		1216
996	/* INTPROTO */
997	void	1217	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999	{	1219	{
1000	*fg = R->PixColors[Color_fg];	1220	fg = pix_colors [Color_fg];
1001	*bg = R->PixColors[Color_bg];	1221	bg = pix_colors [Color_bg];
		1222	}
		1223
		1224	void
		1225	rxvt_term::im_set_size (XRectangle &size)
		1226	{
		1227	// the int_bwidth terms make no sense to me
		1228	size.x = int_bwidth;
		1229	size.y = int_bwidth;
		1230	size.width = Width2Pixel (ncol) + int_bwidth;
		1231	size.height = Height2Pixel (nrow) + int_bwidth;
		1232	}
		1233
		1234	void
		1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
		1238	{
		1239	preedit_rect.x = needed_rect.width;
		1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1247	status_rect.height = fheight;
1002	}	1248	}
1003		1249
1004	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1251	bool
1007	rxvt_IMisRunning(pR)	1252	rxvt_term::IMisRunning ()
1008	{	1253	{
1009	char *p;	1254	char *p;
1010	Atom atom;	1255	Atom atom;
1011	Window win;	1256	Window win;
1012	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
1013		1258
1014	/* get current locale modifier */	1259	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1261	{
1016	STRCPY(server, "@server=");	1262	strcpy (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1266	*p = '\0';
1020		1267
1021	atom = XInternAtom(R->Xdisplay, server, False);	1268	atom = XInternAtom (dpy, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1269	win = XGetSelectionOwner (dpy, atom);
		1270
1023	if (win != None)	1271	if (win != None)
1024	return True;	1272	return True;
1025	}	1273	}
		1274
1026	return False;	1275	return False;
1027	}	1276	}
1028		1277
1029	/* EXTPROTO */
1030	void	1278	void
1031	rxvt_IMSendSpot(pR)	1279	rxvt_term::IMSendSpot ()
1032	{	1280	{
1033	XPoint spot;	1281	XPoint nspot;
1034	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
1035		1283
1036	if (R->Input_Context == NULL	1284	if (!Input_Context
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1285	|| !focus
1038	|| !(R->event_type == KeyPress	1286	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039	|| R->event_type == Expose
1040	|| R->event_type == NoExpose
1041	|| R->event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))
1044	return;	1287	return;
1045		1288
1046	rxvt_setPosition(aR_ & spot);	1289	im_set_position (nspot);
1047		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1298	XFree (preedit_attr);
1051	}	1299	}
1052		1300
1053	/* EXTPROTO */
1054	void	1301	void
1055	rxvt_setTermFontSet(pR_ int idx)	1302	rxvt_term::im_destroy ()
1056	{	1303	{
1057	char *string;	1304	if (input_method)
1058	long length;	1305	{
1059	int success = 0;	1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
1060		1308
1061	if (idx < 0 || idx >= MAX_NFONTS)	1309	display->put_xim (input_method);
1062	return;	1310	input_method = 0;
1063	}	1311	}
1064		1312
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)
1069	{
1070	int mbh, vtx = 0;
1071
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075	mbh -= R->TermWin.lineSpace;
1076
1077	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	dR;
1100
1101	R->Input_Context = NULL;	1313	Input_Context = 0;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}	1314	}
1107		1315
1108	/*	1316	#ifdef ENABLE_XIM_ONTHESPOT
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127		1317
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1318	static void
1129	if (R->Input_Context)	1319	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130	return;	1320	{
		1321	((rxvt_term *)client_data)->make_current ();
		1322	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1323	}
1131		1324
1132	found = had_im = 0;	1325	static void
1133	p = R->rs[Rs_inputMethod];	1326	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134	if (p && *p) {	1327	{
1135	had_im = 1;	1328	((rxvt_term *)client_data)->make_current ();
1136	s = rxvt_splitcommastring(p);	1329	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137	for (i = 0; s[i]; i++) {	1330	}
1138	if (*s[i]) {	1331
1139	STRCPY(buf, "@im=");	1332	static void
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1333	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1334	{
1142	&& (rxvt_IM_get_IC(aR) == True)) {	1335	rxvt_term *term = (rxvt_term *)client_data;
1143	found = 1;	1336	XIMText *text = call_data->text;
1144	break;	1337
1145	}	1338	term->make_current ();
1146	}	1339
		1340	if (text)
		1341	{
		1342	void *str;
		1343
		1344	if (!text->encoding_is_wchar && text->string.multi_byte)
		1345	{
		1346	// of course, X makes it ugly again
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->rs[Rs_imLocale]);
		1349
		1350	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1351	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1352
		1353	if (term->rs[Rs_imLocale])
		1354	SET_LOCALE (term->locale);
1147	}	1355	}
1148	for (i = 0; s[i]; i++)	1356	else
1149	free(s[i]);	1357	str = (void *)text->string.wide_char;
1150	free(s);
1151	}
1152	if (found)
1153	return;
1154		1358
1155	/* try with XMODIFIERS env. var. */	1359	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1360	DT_INT, call_data->caret,
1157	rxvt_IM_get_IC(aR);	1361	DT_INT, call_data->chg_first,
1158	return;	1362	DT_INT, call_data->chg_length,
		1363	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1364	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1365	DT_END));
1159	}	1366	}
1160		1367	else
1161	/* try with no modifiers base IF the user didn't specify an IM */	1368	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1369	DT_INT, call_data->caret,
1163	&& rxvt_IM_get_IC(aR) == True)	1370	DT_INT, call_data->chg_first,
1164	return;	1371	DT_INT, call_data->chg_length,
		1372	DT_END));
1165	}	1373	}
		1374
		1375	#if 0
		1376	static void
		1377	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1378	{
		1379	((rxvt_term *)client_data)->make_current ();
		1380	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1381	DT_INT, call_data->position,
		1382	DT_INT, call_data->direction,
		1383	DT_INT, call_data->style,
		1384	DT_END));
		1385	}
		1386	#endif
		1387
		1388	#endif
1166		1389
1167	/*	1390	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1391	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1392	* open a suitable preedit type
1170	*/	1393	*/
1171	/* INTPROTO */
1172	Bool	1394	bool
1173	rxvt_IM_get_IC(pR)	1395	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1396	{
1175	int i, j, found;	1397	int i, j, found;
1176	XIM xim;	1398	XIM xim;
1177	XPoint spot;	1399	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1400	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1401	unsigned long fg, bg;
1180	const char *p;	1402	const char *p;
1181	char **s;	1403	char **s;
1182	XIMStyles *xim_styles;	1404	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1405	#ifdef ENABLE_XIM_ONTHESPOT
1184	XIMCallback ximcallback;	1406	XIMCallback xcb[4];
		1407	#endif
1185		1408
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1409	set_environ (envv);
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1410
1188	if (xim == NULL)	1411	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189	return False;	1412	return false;
1190		1413
		1414	input_method = display->get_xim (locale, modifiers);
		1415	if (input_method == NULL)
		1416	return false;
		1417
		1418	xim = input_method->xim;
		1419	spot.x = spot.y = -1;
		1420
1191	xim_styles = NULL;	1421	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1422	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1423	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1424	{
		1425	im_destroy ();
1195	return False;	1426	return false;
		1427	}
		1428
		1429	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1430
		1431	for (int pi = 0; pi < 2; pi++)
1196	}	1432	{
		1433	p = pet[pi];
1197		1434
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1435	if (!p)
1199	: "OverTheSpot,OffTheSpot,Root";	1436	continue;
		1437
1200	s = rxvt_splitcommastring(p);	1438	s = rxvt_splitcommastring (p);
		1439
1201	for (i = found = 0; !found && s[i]; i++) {	1440	for (i = found = 0; !found && s[i]; i++)
		1441	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1442	if (!strcmp (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1443	input_style = XIMPreeditPosition | XIMStatusNothing;
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1444	else if (!strcmp (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1445	input_style = XIMPreeditArea | XIMStatusArea;
1206	else if (!STRCMP(s[i], "Root"))	1446	else if (!strcmp (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1447	input_style = XIMPreeditNothing | XIMStatusNothing;
		1448	else if (!strcmp (s[i], "None"))
		1449	input_style = XIMPreeditNone | XIMStatusNone;
		1450	#ifdef ENABLE_XIM_ONTHESPOT
		1451	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1452	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1453	#endif
		1454	else
		1455	input_style = XIMPreeditNothing | XIMStatusNothing;
1208		1456
1209	for (j = 0; j < xim_styles->count_styles; j++)	1457	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1458	if (input_style == xim_styles->supported_styles[j])
		1459	{
		1460	rxvt_freecommastring (s);
		1461
1211	found = 1;	1462	found = 1;
		1463	goto foundpet;
		1464	}
		1465
		1466	}
		1467
		1468	rxvt_freecommastring (s);
		1469	}
		1470
		1471	foundpet:
		1472
		1473	XFree (xim_styles);
		1474
		1475	if (!found)
		1476	{
		1477	im_destroy ();
		1478	return false;
		1479	}
		1480
		1481	XFontSet fs = 0;
		1482	XVaNestedList preedit_attr = 0, status_attr = 0;
		1483
		1484	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1485	{
		1486	// fake us a font-set, please
		1487	char **missing_charset_list;
		1488	int missing_charset_count;
		1489	char *def_string;
		1490	char pat[512];
		1491
		1492	sprintf (pat,
		1493	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1494	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1495	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"*",
		1499	fheight,
		1500	fheight + 1, fheight - 1,
		1501	fheight - 2, fheight + 2);
		1502
		1503	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1504	&missing_charset_list, &missing_charset_count, &def_string);
		1505
		1506	if (missing_charset_list)
		1507	XFreeStringList (missing_charset_list);
		1508
		1509	if (!fs)
		1510	{
		1511	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1512	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1513	}
		1514	}
		1515
		1516	if (input_style & XIMPreeditPosition)
		1517	{
		1518	im_set_size (rect);
		1519	im_set_position (spot);
		1520	im_set_color (fg, bg);
		1521
		1522	preedit_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &rect,
		1526	XNSpotLocation, &spot,
		1527	XNFontSet, fs,
		1528	NULL);
		1529	}
		1530	else if (input_style & XIMPreeditArea)
		1531	{
		1532	im_set_color (fg, bg);
		1533
		1534	/*
		1535	* The necessary width of preedit area is unknown
		1536	* until create input context.
		1537	*/
		1538	needed_rect.width = 0;
		1539	im_set_preedit_area (rect, status_rect, needed_rect);
		1540
		1541	preedit_attr = XVaCreateNestedList (0,
		1542	XNForeground, fg,
		1543	XNBackground, bg,
		1544	XNArea, &rect,
		1545	XNFontSet, fs,
		1546	NULL);
		1547	status_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
		1549	XNBackground, bg,
		1550	XNArea, &status_rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	}
		1554	#if ENABLE_XIM_ONTHESPOT
		1555	else if (input_style & XIMPreeditCallbacks)
		1556	{
		1557	im_set_position (spot);
		1558
		1559	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1560	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1561	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1562	# if 0
		1563	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1564	# endif
		1565
		1566	preedit_attr = XVaCreateNestedList (0,
		1567	XNSpotLocation, &spot,
		1568	XNPreeditStartCallback, &xcb[0],
		1569	XNPreeditDoneCallback , &xcb[1],
		1570	XNPreeditDrawCallback , &xcb[2],
		1571	# if 0
		1572	XNPreeditCaretCallback, &xcb[3],
		1573	# endif
		1574	NULL);
		1575	}
		1576	#endif
		1577
		1578	Input_Context = XCreateIC (xim,
		1579	XNInputStyle, input_style,
		1580	XNClientWindow, vt,
		1581	XNFocusWindow, parent[0],
		1582	preedit_attr ? XNPreeditAttributes : NULL,
		1583	preedit_attr,
		1584	status_attr ? XNStatusAttributes : NULL,
		1585	status_attr, NULL);
		1586
		1587	if (preedit_attr) XFree (preedit_attr);
		1588	if (status_attr) XFree (status_attr);
		1589	if (fs) XFreeFontSet (dpy, fs);
		1590
		1591	if (Input_Context == NULL)
		1592	{
		1593	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1594	im_destroy ();
		1595	return false;
		1596	}
		1597
		1598	#if 0
		1599	// unfortunately, only the focus window is used by XIM, hard to fix
		1600	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1601	vt_select_input ();
		1602	#endif
		1603
		1604	IMSetPosition ();
		1605
		1606	return true;
		1607	}
		1608
		1609	void
		1610	rxvt_term::im_cb ()
		1611	{
		1612	int i;
		1613	const char *p;
		1614	char **s;
		1615	char buf[IMBUFSIZ];
		1616
		1617	make_current ();
		1618
		1619	im_destroy ();
		1620
		1621	if (Input_Context)
		1622	return;
		1623
		1624	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1625	if (rs[Rs_imLocale])
		1626	SET_LOCALE (rs[Rs_imLocale]);
		1627	#endif
		1628
		1629	p = rs[Rs_inputMethod];
		1630	if (p && *p)
		1631	{
		1632	bool found = false;
		1633
		1634	s = rxvt_splitcommastring (p);
		1635
		1636	for (i = 0; s[i]; i++)
		1637	{
		1638	if (*s[i])
		1639	{
		1640	strcpy (buf, "@im=");
		1641	strncat (buf, s[i], IMBUFSIZ - 5);
		1642	if (IM_get_IC (buf))
		1643	{
		1644	found = true;
1212	break;	1645	break;
		1646	}
1213	}	1647	}
1214	}	1648	}
1215	for (i = 0; s[i]; i++)
1216	free(s[i]);
1217	free(s);
1218	XFree(xim_styles);
1219		1649
		1650	rxvt_freecommastring (s);
		1651
1220	if (!found) {	1652	if (found)
1221	XCloseIM(xim);	1653	goto done;
1222	return False;
1223	}	1654	}
1224		1655
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1656	/* try with XMODIFIERS env. var. */
		1657	if (IM_get_IC (""))
		1658	goto done;
1226		1659
1227	/* XXX: not sure why we need this (as well as IC one below) */	1660	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1661	if (IM_get_IC ("@im=none"))
		1662	goto done;
1229		1663
1230	preedit_attr = status_attr = NULL;	1664	done:
1231		1665	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1666	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1667	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1668	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1669	}
1284		1670
1285	/* EXTPROTO */
1286	void	1671	void
1287	rxvt_IMSetStatusPosition(pR)	1672	rxvt_term::IMSetPosition ()
1288	{	1673	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1674	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1675	XVaNestedList preedit_attr, status_attr;
1291		1676
1292	if (R->Input_Context == NULL	1677	if (!Input_Context
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1678	|| !focus
		1679	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1294	|| !rxvt_IMisRunning(aR))	1680	|| !IMisRunning ())
1295	return;	1681	return;
1296		1682
		1683	if (input_style & XIMPreeditPosition)
		1684	{
		1685	im_set_size (preedit_rect);
		1686	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1687
		1688	XSetICValues (Input_Context,
		1689	XNPreeditAttributes, preedit_attr, NULL);
		1690	}
		1691	else
		1692	{
1297	/* Getting the necessary width of preedit area */	1693	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1694	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1695	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1696	XFree (status_attr);
1301		1697
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1698	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1699	XFree (needed_rect);
1303		1700
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1701	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1702	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1703
1307	XSetICValues(R->Input_Context,	1704	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1705	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1706	XNStatusAttributes, status_attr,
		1707	NULL);
1310		1708
		1709	XFree (status_attr);
		1710	}
		1711
1311	XFree(preedit_attr);	1712	XFree (preedit_attr);
1312	XFree(status_attr);
1313	}	1713	}
1314	#endif /* USE_XIM */	1714	#endif /* USE_XIM */
1315		1715
1316	/*----------------------------------------------------------------------*/	1716	void
1317	rxvt_t rxvt_current_term;	1717	rxvt_term::get_window_origin (int &x, int &y)
		1718	{
		1719	Window cr;
		1720	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1721	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1722	}
		1723
		1724	Pixmap
		1725	rxvt_term::get_pixmap_property (int prop_id)
		1726	{
		1727	if (prop_id > 0 && prop_id < NUM_XA)
		1728	if (xa[prop_id])
		1729	{
		1730	int aformat;
		1731	unsigned long nitems, bytes_after;
		1732	Atom atype;
		1733	unsigned char *prop = NULL;
		1734	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1735	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1736	&nitems, &bytes_after, &prop);
		1737	if (result == Success && prop && atype == XA_PIXMAP)
		1738	{
		1739	return *(Pixmap *)prop;
		1740	}
		1741	}
		1742	return None;
		1743	}
		1744
		1745	#ifdef HAVE_BG_PIXMAP
		1746	# if TRACE_PIXMAPS
		1747	# undef update_background
		1748	int rxvt_term::trace_update_background (const char* file, int line)
		1749	{
		1750	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1751	update_background ();
		1752	}
		1753	# endif
		1754	int
		1755	rxvt_term::update_background ()
		1756	{
		1757	bgPixmap.invalidate ();
		1758
		1759	/* no chance of real time refresh if we are blurring! */
		1760	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1761	bgPixmap.render ();
		1762	else
		1763	{
		1764	update_background_ev.stop ();
		1765
		1766	if (!bgPixmap.need_client_side_rendering())
		1767	update_background_ev.start (.05);
		1768	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1769	update_background_ev.start (.20); /* very slow !!! */
		1770	else
		1771	update_background_ev.start (.07);
		1772	}
		1773
		1774	return 0;
		1775	}
		1776
		1777	void
		1778	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1779	{
		1780	bgPixmap.render ();
		1781	}
		1782
		1783	#endif /* HAVE_BG_PIXMAP */
1318		1784
1319	/*----------------------- end-of-file (C source) -----------------------*/	1785	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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