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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.15 by pcg, Thu Dec 18 05:45:11 2003 UTC vs.
Revision 1.254 by ayin, Thu Oct 18 09:11:42 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.15 2003/12/18 05:45:11 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	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
48		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
49	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
50		62
51	void	63	bool
52	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
53	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
54	if (locale && strncmp (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
55	{	72	return false;
		73
56	strncpy (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
58	}	76	return true;
59	}	77	}
60		78
61	void *	79	void
62	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
63	{	81	{
64	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
65		85
66	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
67	return p;	151	return len;
68	}
69		152
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	153	}
		154	#endif
75		155
76	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
77	: 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
78	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
		168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		169	#endif
		170	#ifdef TEXT_BLINK
79	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),
80	#endif	181	#endif
81	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
83	#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),
84	x_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
		194	check_ev (this, &rxvt_term::check_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
88	{	199	{
89	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;
90	}	219	}
91		220
92	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
93	{	222	{
		223	termlist.erase (find (termlist.begin (), termlist.end(), this));
		224
		225	emergency_cleanup ();
		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
		235	{
		236	selection_clear ();
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
		266
		267	delete drawable;
		268	// destroy all windows
		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 ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	displays.put (display);
		290
94	scr_release ();	291	scr_release ();
95		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);
96	free (locale);	301	free (locale);
97	free (codeset);	302	free (v_buffer);
		303	free (incr_buf);
98		304
99	#ifndef NO_SETOWNER_TTYDEV	305	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	306	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		307
113	if (cmd_fd >= 0)	308	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	309	delete keyboard;
		310	#endif
		311	}
115		312
116	if (Xfd >= 0)	313	// child has exited, usually destroys
117	XCloseDisplay (Xdisplay);	314	void
		315	rxvt_term::child_cb (child_watcher &w, int status)
		316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118		318
119	delete PixColors;	319	cmd_pid = 0;
		320
		321	if (!option (Opt_hold))
		322	destroy ();
120	}	323	}
121		324
122	void	325	void
123	rxvt_term::destroy ()	326	rxvt_term::destroy ()
124	{	327	{
		328	if (destroy_ev.active)
		329	return;
		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
		333	#if ENABLE_OVERLAY
		334	scr_overlay_off ();
		335	#endif
		336
		337	if (display)
		338	{
		339	#if USE_XIM
		340	im_ev.stop (display);
		341	#endif
		342	#if HAVE_SCROLLBARS
		343	scrollbar_ev.stop (display);
		344	#endif
		345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		346	rootwin_ev.stop (display);
		347	#endif
		348	incr_ev.stop ();
		349	termwin_ev.stop (display);
		350	vt_ev.stop (display);
		351	}
		352
125	check_ev.stop ();	353	check_ev.stop ();
126	pty_ev.stop ();	354	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	355	#ifdef CURSOR_BLINK
		356	cursor_blink_ev.stop ();
		357	#endif
		358	#ifdef TEXT_BLINK
129	blink_ev.stop ();	359	text_blink_ev.stop ();
		360	#endif
		361	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		362	cont_scroll_ev.stop ();
		363	#endif
		364	#ifdef SELECTION_SCROLLING
		365	sel_scroll_ev.stop ();
130	#endif	366	#endif
131	#ifdef POINTER_BLANK	367	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	368	pointer_ev.stop ();
133	#endif	369	#endif
134		370
…		…
136	}	372	}
137		373
138	void	374	void
139	rxvt_term::destroy_cb (time_watcher &w)	375	rxvt_term::destroy_cb (time_watcher &w)
140	{	376	{
141	SET_R (this);	377	make_current ();
142		378
143	delete this;	379	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	#if HAVE_XSETLOCALE || HAVE_SETLOCALE
208	locale = strdup (setlocale (LC_CTYPE, ""));
209	#endif
210	#if HAVE_NL_LANGINFO
211	codeset = strdup (nl_langinfo (CODESET));
212	#endif
213
214	init_secondary ();
215
216	const char **cmd_argv = init_resources (argc, argv);
217
218	#if (MENUBAR_MAX)
219	rxvt_menubar_read (this, rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	rxvt_Create_Windows (this, argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	rxvt_Gr_reset (this); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	rxvt_check_our_parents (this);
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == R->cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* INTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	dR;
316
317	if (R->allowedxerror == -1)
318	R->allowedxerror = event->error_code;
319	else
320	{
321	rxvt_print_error("XError: Request: %d . %d, Error: %d",
322	event->request_code, event->minor_code,
323	event->error_code);
324
325	R->destroy ();
326	}
327
328	return 0;
329	}	380	}
330		381
331	/*----------------------------------------------------------------------*/	382	/*----------------------------------------------------------------------*/
332	/*	383	/*
333	* Exit gracefully, clearing the utmp entry and restoring tty attributes	384	* Exit gracefully, clearing the utmp entry and restoring tty attributes
334	* TODO: if debugging, this should free up any known resources if we can	385	* TODO: if debugging, this should free up any known resources if we can
335	*/	386	*/
336	/* EXTPROTO */	387	static XErrorHandler old_xerror_handler;
		388
		389	static void
		390	rxvt_emergency_cleanup ()
		391	{
		392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		393	(*t)->emergency_cleanup ();
		394	}
		395
		396	#if !ENABLE_MINIMAL
		397	static void
		398	print_x_error (Display *dpy, XErrorEvent *event)
		399	{
		400	char buffer[BUFSIZ];
		401	char mesg[BUFSIZ];
		402	char number[32];
		403	char *mtype = "XlibMessage";
		404	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		405	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		406	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		407	rxvt_warn ("%s: %s\n", mesg, buffer);
		408	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		410	sprintf(number, "%d", event->request_code);
		411	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		412	rxvt_warn ("(which is %s)\n", buffer);
		413	if (event->request_code >= 128) {
		414	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		417	}
		418	if ((event->error_code == BadWindow) ||
		419	(event->error_code == BadPixmap) ||
		420	(event->error_code == BadCursor) ||
		421	(event->error_code == BadFont) ||
		422	(event->error_code == BadDrawable) ||
		423	(event->error_code == BadColor) ||
		424	(event->error_code == BadGC) ||
		425	(event->error_code == BadIDChoice) ||
		426	(event->error_code == BadValue) ||
		427	(event->error_code == BadAtom)) {
		428	if (event->error_code == BadValue)
		429	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		430	mesg, BUFSIZ);
		431	else if (event->error_code == BadAtom)
		432	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		433	mesg, BUFSIZ);
		434	else
		435	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		438	}
		439	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		440	mesg, BUFSIZ);
		441	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		442	}
		443	#endif
		444
		445	int
		446	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		447	{
		448	if (GET_R->allowedxerror == -1)
		449	GET_R->allowedxerror = event->error_code;
		450	else
		451	{
		452	// GET_R is most likely not the terminal which caused the error,
		453	// so just output the error and continue
		454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
		457	print_x_error (display, event);
		458	#endif
		459	}
		460
		461	return 0;
		462	}
		463
		464	int
		465	rxvt_xioerror_handler (Display *display)
		466	{
		467	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		468	DisplayString (display));
		469	rxvt_emergency_cleanup ();
		470	_exit (EXIT_FAILURE);
		471	}
		472
		473	/*----------------------------------------------------------------------*/
		474	bool
		475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		476	{
		477	this->envv = envv;
		478
		479	SET_R (this);
		480	set_locale ("");
		481	set_environ (envv); // few things in X do not call setlocale :(
		482
		483	if (!init_vars ())
		484	return false;
		485
		486	init_secondary ();
		487
		488	const char **cmd_argv = init_resources (argc, argv);
		489
		490	#ifdef KEYSYM_RESOURCE
		491	keyboard->register_done ();
		492	#endif
		493
		494	#ifdef HAVE_SCROLLBARS
		495	if (option (Opt_scrollBar))
		496	scrollBar.setIdle (); /* set existence for size calculations */
		497	#endif
		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
		535	}
		536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
		559	#if ENABLE_PERL
		560	rootwin_ev.start (display, display->root);
		561	#endif
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty->pty >= 0)
		570	pty_ev.start (pty->pty, EVENT_READ);
		571
		572	check_ev.start ();
		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	return true;
		590	}
		591
		592	static struct sig_handlers
		593	{
		594	sig_watcher sw_term, sw_int;
		595
		596	/*
		597	* Catch a fatal signal and tidy up before quitting
		598	*/
337	void	599	void
338	rxvt_clean_exit ()	600	sig_term (sig_watcher &w)
339	{	601	{
340	dR;	602	rxvt_emergency_cleanup ();
		603	signal (w.signum, SIG_DFL);
		604	kill (getpid (), w.signum);
		605	}
341		606
342	R->destroy ();	607	sig_handlers ()
		608	: sw_term (this, &sig_handlers::sig_term),
		609	sw_int (this, &sig_handlers::sig_term)
		610	{
		611	}
		612	} sig_handlers;
		613
		614	char **rxvt_environ; // startup environment
		615
		616	void
		617	rxvt_init ()
		618	{
		619	ptytty::init ();
		620
		621	rxvt_environ = environ;
		622
		623	signal (SIGHUP, SIG_IGN);
		624	signal (SIGPIPE, SIG_IGN);
		625
		626	sig_handlers.sw_term.start (SIGTERM);
		627	sig_handlers.sw_int.start (SIGINT);
		628
		629	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		630	/* signal (SIGURG, SIG_DFL); */
		631
		632	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		633	// TODO: handle this with exceptions and tolerate the memory loss
		634	XSetIOErrorHandler (rxvt_xioerror_handler);
		635
		636	XrmInitialize ();
343	}	637	}
344		638
345	/* ------------------------------------------------------------------------- *	639	/* ------------------------------------------------------------------------- *
346	* MEMORY ALLOCATION WRAPPERS *	640	* MEMORY ALLOCATION WRAPPERS *
347	* ------------------------------------------------------------------------- */	641	* ------------------------------------------------------------------------- */
348	/* EXTPROTO */	642	void *
349	void *
350	rxvt_malloc(size_t size)	643	rxvt_malloc (size_t size)
351	{	644	{
352	void *p;
353
354	p = malloc(size);	645	void *p = malloc (size);
		646
355	if (p)	647	if (!p)
		648	rxvt_fatal ("memory allocation failure. aborting.\n");
		649
356	return p;	650	return p;
357
358	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
359	rxvt_clean_exit();
360	exit(EXIT_FAILURE);
361	/* NOTREACHED */
362	}	651	}
363		652
364	/* EXTPROTO */	653	void *
365	void *
366	rxvt_calloc(size_t number, size_t size)	654	rxvt_calloc (size_t number, size_t size)
367	{	655	{
368	void *p;
369
370	p = calloc(number, size);	656	void *p = calloc (number, size);
		657
371	if (p)	658	if (!p)
		659	rxvt_fatal ("memory allocation failure. aborting.\n");
		660
372	return p;	661	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	662	}
379		663
380	/* EXTPROTO */	664	void *
381	void *
382	rxvt_realloc(void *ptr, size_t size)	665	rxvt_realloc (void *ptr, size_t size)
383	{	666	{
384	void *p;
385
386	if (ptr)
387	p = realloc(ptr, size);	667	void *p = realloc (ptr, size);
388	else	668
389	p = malloc(size);
390	if (p)	669	if (!p)
		670	rxvt_fatal ("memory allocation failure. aborting.\n");
		671
391	return p;	672	return p;
392
393	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
394	rxvt_clean_exit();
395	exit(EXIT_FAILURE);
396	/* NOTREACHED */
397	}	673	}
398
399	/* ------------------------------------------------------------------------- *
400	* PRIVILEGED OPERATIONS *
401	* ------------------------------------------------------------------------- */
402	/* take care of suid/sgid super-user (root) privileges */
403	/* INTPROTO */
404	void
405	rxvt_privileges(pR_ int mode)
406	{
407	#if ! defined(__CYGWIN32__)
408	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
409	/* setreuid() is the poor man's setuid(), seteuid() */
410	# define seteuid(a) setreuid(-1, (a))
411	# define setegid(a) setregid(-1, (a))
412	# define HAVE_SETEUID
413	# endif
414	# ifdef HAVE_SETEUID
415	switch (mode) {
416	case IGNORE:
417	/*
418	* change effective uid/gid - not real uid/gid - so we can switch
419	* back to root later, as required
420	*/
421	seteuid(getuid());
422	setegid(getgid());
423	break;
424	case SAVE:
425	R->euid = geteuid();
426	R->egid = getegid();
427	break;
428	case RESTORE:
429	seteuid(R->euid);
430	setegid(R->egid);
431	break;
432	}
433	# else
434	switch (mode) {
435	case IGNORE:
436	setuid(getuid());
437	setgid(getgid());
438	/* FALLTHROUGH */
439	case SAVE:
440	/* FALLTHROUGH */
441	case RESTORE:
442	break;
443	}
444	# endif
445	#endif
446	}
447
448	#ifdef UTMP_SUPPORT
449	/* EXTPROTO */
450	void
451	rxvt_privileged_utmp(pR_ char action)
452	{
453	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
454	action, R->next_utmp_action, getpid()));
455	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
456	|| (R->Options & Opt_utmpInhibit)
457	|| R->ttydev == NULL || *R->ttydev == '\0')
458	return;
459
460	rxvt_privileges(aR_ RESTORE);
461	if (action == SAVE) {
462	R->next_utmp_action = RESTORE;
463	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
464	} else { /* action == RESTORE */
465	R->next_utmp_action = IGNORE;
466	rxvt_cleanutent(aR);
467	}
468	rxvt_privileges(aR_ IGNORE);
469	}
470	#endif
471
472	#ifndef NO_SETOWNER_TTYDEV
473	/* EXTPROTO */
474	void
475	rxvt_privileged_ttydev(pR_ char action)
476	{
477	D_MAIN((stderr,
478	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
479	action, R->next_tty_action, getpid()));
480	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
481	|| R->ttydev == NULL || *R->ttydev == '\0')
482	return;
483
484	rxvt_privileges(aR_ RESTORE);
485
486	if (action == SAVE) {
487	R->next_tty_action = RESTORE;
488	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
489	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
490	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
491	R->next_tty_action = IGNORE;
492	else
493	# endif
494	{
495	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
496	chmod(R->ttydev, R->ttymode);
497	# ifdef HAVE_REVOKE
498	revoke(R->ttydev);
499	# endif
500	}
501	} else { /* action == RESTORE */
502	R->next_tty_action = IGNORE;
503	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
504	chmod(R->ttydev, R->ttyfd_stat.st_mode);
505	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
506	# else
507	chmod(R->ttydev,
508	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
509	chown(R->ttydev, 0, 0);
510	# endif
511	}
512
513	rxvt_privileges(aR_ IGNORE);
514
515	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
516	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
517	action == RESTORE ? "Restoring" : (action ==
518	SAVE ? "Saving" :
519	"UNKNOWN ERROR for"), R->ttydev,
520	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
521	R->ttyfd_stat.st_gid));
522	# endif
523	}
524	#endif
525		674
526	/*----------------------------------------------------------------------*/	675	/*----------------------------------------------------------------------*/
527	/*	676	/*
528	* window size/position calculcations for XSizeHint and other storage.	677	* window size/position calculations for XSizeHint and other storage.
529	* if width/height are non-zero then override calculated width/height	678	* if width/height are non-zero then override calculated width/height
530	*/	679	*/
531	/* EXTPROTO */
532	void	680	void
533	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	681	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	682	{
535	short recalc_x, recalc_y;	683	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	684	int x, y, sb_w, flags;
537	unsigned int w, h;	685	unsigned int w, h;
538	unsigned int max_width, max_height;	686	unsigned int max_width, max_height;
539		687
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
542	R->szHint.height));
543	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	688	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	R->szHint.win_gravity = NorthWestGravity;	689	szHint.win_gravity = NorthWestGravity;
545	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	690	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		691
547	recalc_x = recalc_y = 0;	692	recalc_x = recalc_y = 0;
548	flags = 0;	693	flags = 0;
		694
549	if (!R->parsed_geometry) {	695	if (!parsed_geometry)
		696	{
550	R->parsed_geometry = 1;	697	parsed_geometry = 1;
		698
551	if (R->rs[Rs_geometry])	699	if (rs[Rs_geometry])
552	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		701
553	if (flags & WidthValue) {	702	if (flags & WidthValue)
554	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	703	{
		704	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	R->szHint.flags |= USSize;	705	szHint.flags |= USSize;
556	}	706	}
		707
557	if (flags & HeightValue) {	708	if (flags & HeightValue)
558	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	709	{
		710	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	R->szHint.flags |= USSize;	711	szHint.flags |= USSize;
560	}	712	}
		713
561	if (flags & XValue) {	714	if (flags & XValue)
		715	{
562	R->szHint.x = x;	716	szHint.x = x;
563	R->szHint.flags |= USPosition;	717	szHint.flags |= USPosition;
		718
564	if (flags & XNegative) {	719	if (flags & XNegative)
		720	{
565	recalc_x = 1;	721	recalc_x = 1;
566	R->szHint.win_gravity = NorthEastGravity;	722	szHint.win_gravity = NorthEastGravity;
567	}	723	}
568	}	724	}
		725
569	if (flags & YValue) {	726	if (flags & YValue)
		727	{
570	R->szHint.y = y;	728	szHint.y = y;
571	R->szHint.flags |= USPosition;	729	szHint.flags |= USPosition;
		730
572	if (flags & YNegative) {	731	if (flags & YNegative)
		732	{
573	recalc_y = 1;	733	recalc_y = 1;
		734
574	if (R->szHint.win_gravity == NorthEastGravity)	735	if (szHint.win_gravity == NorthEastGravity)
575	R->szHint.win_gravity = SouthEastGravity;	736	szHint.win_gravity = SouthEastGravity;
576	else	737	else
577	R->szHint.win_gravity = SouthWestGravity;	738	szHint.win_gravity = SouthWestGravity;
578	}	739	}
579	}	740	}
580	}	741	}
		742
581	/* TODO: BOUNDS */	743	/* TODO: BOUNDS */
582	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	744	width = ncol * fwidth;
583	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	745	height = nrow * fheight;
584	max_width = MAX_COLS * R->TermWin.fwidth;	746	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * R->TermWin.fheight;	747	max_height = MAX_ROWS * fheight;
586		748
587	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	749	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		750
589	sb_w = mb_h = 0;	751	sb_w = 0;
590	R->window_vt_x = R->window_vt_y = 0;	752	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible(R)) {	753
		754	if (scrollBar.state)
		755	{
592	sb_w = scrollbar_TotalWidth();	756	sb_w = scrollbar_TotalWidth ();
593	R->szHint.base_width += sb_w;	757	szHint.base_width += sb_w;
		758
594	if (!(R->Options & Opt_scrollBar_right))	759	if (!option (Opt_scrollBar_right))
595	R->window_vt_x = sb_w;	760	window_vt_x += sb_w;
596	}	761	}
597	if (menubar_visible(R)) {	762
598	mb_h = menuBar_TotalHeight();
599	R->szHint.base_height += mb_h;
600	R->window_vt_y = mb_h;
601	}
602	R->szHint.width_inc = R->TermWin.fwidth;	763	szHint.width_inc = fwidth;
603	R->szHint.height_inc = R->TermWin.fheight;	764	szHint.height_inc = fheight;
604	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	765	szHint.min_width = szHint.base_width + szHint.width_inc;
605	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	766	szHint.min_height = szHint.base_height + szHint.height_inc;
606		767
607	if (width && width - R->szHint.base_width < max_width) {	768	if (newwidth && newwidth - szHint.base_width < max_width)
		769	{
608	R->szHint.width = width;	770	szHint.width = newwidth;
609	R->TermWin.width = width - R->szHint.base_width;	771	width = newwidth - szHint.base_width;
610	} else {	772	}
611	MIN_IT(R->TermWin.width, max_width);	773	else
		774	{
		775	min_it (width, max_width);
612	R->szHint.width = R->szHint.base_width + R->TermWin.width;	776	szHint.width = szHint.base_width + width;
613	}	777	}
		778
614	if (height && height - R->szHint.base_height < max_height) {	779	if (newheight && newheight - szHint.base_height < max_height)
		780	{
615	R->szHint.height = height;	781	szHint.height = newheight;
616	R->TermWin.height = height - R->szHint.base_height;	782	height = newheight - szHint.base_height;
617	} else {	783	}
618	MIN_IT(R->TermWin.height, max_height);	784	else
		785	{
		786	min_it (height, max_height);
619	R->szHint.height = R->szHint.base_height + R->TermWin.height;	787	szHint.height = szHint.base_height + height;
620	}	788	}
		789
621	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	790	if (scrollBar.state && option (Opt_scrollBar_right))
622	R->window_sb_x = R->szHint.width - sb_w;	791	window_sb_x = szHint.width - sb_w;
623		792
624	if (recalc_x)	793	if (recalc_x)
625	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	794	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	795
627	if (recalc_y)	796	if (recalc_y)
628	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	797	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
630		798
631	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	799	ncol = width / fwidth;
632	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	800	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
635	R->szHint.height));
636	return;
637	}	801	}
638		802
639	/*----------------------------------------------------------------------*/	803	/*----------------------------------------------------------------------*/
640	/*	804	/*
641	* Tell the teletype handler what size the window is.	805	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	806	* Called after a window size change.
643	*/	807	*/
644	void	808	void
645	rxvt_term::tt_winch ()	809	rxvt_term::tt_winch ()
646	{	810	{
647	struct winsize ws;	811	if (pty->pty < 0)
648
649	if (cmd_fd < 0)
650	return;	812	return;
651		813
		814	struct winsize ws;
		815
652	ws.ws_col = TermWin.ncol;	816	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	817	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	818	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	819	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	820	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657	#else	821
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	822	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	823	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	824	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	825	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	826	#endif
665	}	827	}
666		828
667	/*----------------------------------------------------------------------*/	829	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	830	/* set_fonts () - load and set the various fonts
669	/*	831	*
670	* init = 1 - initialize	832	* init = 1 - initialize
671	*	833	*
672	* fontname == FONT_UP - switch to bigger font	834	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	835	* fontname == FONT_DN - switch to smaller font
674	*/	836	*/
675	/* EXTPROTO */	837	bool
676	void	838	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	839	{
679	}	840	rxvt_fontset *fs = new rxvt_fontset (this);
		841	rxvt_fontprop prop;
680		842
681	/* INTPROTO */	843	if (!fs
		844	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		845	|| !fs->realize_font (1))
		846	{
		847	delete fs;
		848	return false;
		849	}
		850
		851	#if ENABLE_STYLES
		852	for (int i = RS_styleCount; --i; )
		853	if (fontset[i] != fontset[0])
		854	delete fontset[i];
		855	#endif
		856
		857	delete fontset[0];
		858	fontset[0] = fs;
		859
		860	prop = (*fs)[1]->properties ();
		861	prop.height += lineSpace;
		862
		863	fs->set_prop (prop, false);
		864
		865	fwidth = prop.width;
		866	fheight = prop.height;
		867	fbase = prop.ascent;
		868
		869	for (int style = 1; style < 4; style++)
		870	{
		871	#if ENABLE_STYLES
		872	const char *res = rs[Rs_font + style];
		873
		874	if (res && !*res)
		875	fontset[style] = fontset[0];
		876	else
		877	{
		878	fontset[style] = fs = new rxvt_fontset (this);
		879	rxvt_fontprop prop2 = prop;
		880
		881	if (res)
		882	{
		883	fs->populate (res);
		884	fs->set_prop (prop2, false);
		885	}
		886	else
		887	{
		888	fs->populate (fontset[0]->fontdesc);
		889
		890	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		891	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		892
		893	fs->set_prop (prop2, true);
		894	}
		895
		896	}
		897	#else
		898	fontset[style] = fontset[0];
		899	#endif
		900	}
		901
		902	if (parent[0])
		903	{
		904	resize_all_windows (0, 0, 0);
		905	scr_remap_chars ();
		906	scr_touch (true);
		907	}
		908
		909	return true;
		910	}
		911
682	void	912	void
683	rxvt_font_up_down(pR_ int n, int direction)	913	rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	914	{
		915	XChangeProperty (dpy, parent[0],
		916	prop, XA_STRING, 8, PropModeReplace,
		917	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		918	}
		919
		920	void
		921	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		922	{
		923	wchar_t *ws = rxvt_mbstowcs (str, len);
		924	char *s = rxvt_wcstoutf8 (ws);
		925
		926	XChangeProperty (dpy, parent[0],
		927	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		928	(const unsigned char *)s, strlen (s));
		929
		930	free (s);
		931	free (ws);
685	}	932	}
686		933
687	/*----------------------------------------------------------------------*/	934	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	935	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	936	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	937	void
692	rxvt_set_title(pR_ const char *str)	938	rxvt_term::set_title (const char *str)
693	{	939	{
694	#ifndef SMART_WINDOW_TITLE	940	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	941	#if ENABLE_EWMH
696	#else	942	set_utf8_property (xa[XA_NET_WM_NAME], str);
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif	943	#endif
706	}	944	}
707		945
708	/* EXTPROTO */
709	void	946	void
710	rxvt_set_iconName(pR_ const char *str)	947	rxvt_term::set_icon_name (const char *str)
711	{	948	{
712	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	950	#if ENABLE_EWMH
714	#else	951	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif	952	#endif
724	}	953	}
725		954
		955	void
		956	rxvt_term::set_window_color (int idx, const char *color)
		957	{
726	#ifdef XTERM_COLOR_CHANGE	958	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;	959	rxvt_color xcol;
732	int i;	960	int i;
733		961
734	if (color == NULL || *color == '\0')	962	if (color == NULL || *color == '\0')
735	return;	963	return;
736		964
		965	color = strdup (color);
		966	allocated.push_back ((void *)color);
		967	rs[Rs_color + idx] = color;
		968
737	/* handle color aliases */	969	/* handle color aliases */
738	if (isdigit(*color)) {	970	if (isdigit (*color))
		971	{
739	i = atoi(color);	972	i = atoi (color);
		973
		974	if (i >= 8 && i <= 15)
740	if (i >= 8 && i <= 15) { /* bright colors */	975	{ /* bright colors */
741	i -= 8;	976	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	977	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;	978	goto done;
746	# endif
747	}	979	}
748	if (i >= 0 && i <= 7) { /* normal colors */	980
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	981	if (i >= 0 && i <= 7)
750	SET_PIXCOLOR(R, idx);	982	{ /* normal colors */
		983	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
751	goto Done;	984	goto done;
752	}	985	}
753	}	986	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		987
758	/*	988	set_color (xcol, color);
		989
		990	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	991	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	992	* so just keep gobbling up the colormap
761	*/	993	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772		994
773	R->PixColors[idx] = xcol;	995	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775		996
776	/* XSetWindowAttributes attr; */	997	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */	998	/* Cursor cursor; */
778	Done:	999	done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */	1000	/*TODO: handle Color_BD, scrollbar background, etc. */
784		1001
785	rxvt_set_colorfgbg (aR);	1002	update_fade_color (idx);
786	R->recolour_cursor ();	1003	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	1004	scr_recolour ();
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	1005	#endif /* XTERM_COLOR_CHANGE */
		1006	}
794		1007
795	void	1008	void
796	rxvt_term::recolour_cursor ()	1009	rxvt_term::recolour_cursor ()
797	{	1010	{
798	#if TODO	1011	XColor fg, bg;
799	rxvt_color xcol[2];
800		1012
801	xcol[0] = PixColors[Color_pointer];	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	1014	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1015	: pix_colors_focused[Color_fg]).get (fg);
		1016
		1017	(ISSET_PIXCOLOR (Color_pointer_bg)
		1018	? pix_colors_focused[Color_pointer_bg]
		1019	: pix_colors_focused[Color_bg]).get (bg);
		1020
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	1022	}
807		1023
808	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
809	/*	1025	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	1026	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	1027	*/
812	/* INTPROTO */
813	void	1028	void
814	rxvt_set_colorfgbg(pR)	1029	rxvt_term::set_colorfgbg ()
815	{	1030	{
816	unsigned int i;	1031	unsigned int i;
817	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1034
820	R->env_colorfgbg =	1035	strcpy (fstr, "default");
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1036	strcpy (bstr, "default");
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1038	if (pix_colors[Color_fg] == pix_colors[i])
		1039	{
826	sprintf(fstr, "%d", (i - Color_Black));	1040	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1041	break;
828	}	1042	}
		1043
829	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1045	if (pix_colors[Color_bg] == pix_colors[i])
		1046	{
831	sprintf(bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1048	#ifdef BG_IMAGE_FROM_FILE
833	xpmb = "default;";	1049	xpmb = "default;";
834	#endif	1050	#endif
835	break;	1051	break;
836	}	1052	}
		1053
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	1055	}
850		1056
851	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1058
857	/* EXTPROTO */	1059	bool
858	int	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	1061	{
861	screen_in_out->set(aR_ colour);	1062	if (color.set (this, name))
862
863	if (!screen_in_out->set(aR_ colour)) {
864	rxvt_print_error("can't allocate colour: %s", colour);
865	return false;
866	}
867
868	return true;	1063	return true;
		1064
		1065	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1066	return false;
		1067	}
		1068
		1069	void
		1070	rxvt_term::alias_color (int dst, int src)
		1071	{
		1072	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869	}	1073	}
870		1074
871	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
874	/* EXTPROTO */
875	void	1078	void
876	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1079	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
877	int ignoreparent)
878	{	1080	{
879	int fix_screen;	1081	int fix_screen;
		1082	int old_width = szHint.width;
		1083	int old_height = szHint.height;
880		1084
		1085	window_calc (newwidth, newheight);
		1086
		1087	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1088	XSetWMNormalHints (dpy, parent[0], &szHint);
		1089
		1090	if (!ignoreparent)
		1091	{
881	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
882	int old_width = R->szHint.width, old_height = R->szHint.height;	1093	/*
883	#endif
884
885	rxvt_window_calc(aR_ width, height);
886	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
887	if (!ignoreparent) {
888	#ifdef SMART_RESIZE
889	/*
890	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
891	* reposition window on resize depending on placement on screen	1095	* reposition window on resize depending on placement on screen
892	*/	1096	*/
893	int x, y, x1, y1;	1097	int x, y, x1, y1;
894	int dx, dy;	1098	int dx, dy;
895	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
896	Window unused_cr;	1100	Window unused_cr;
897		1101
898	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
899	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
900	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
901	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
902	/*	1106	/*
903	* if Xroot isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
904	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
905	*/	1109	*/
906	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
907	x -= x1;	1112	x -= x1;
908	y -= y1;	1113	y -= y1;
909	}	1114	}
910		1115
911	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
912	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
913	dx = old_width - R->szHint.width;	1118	dx = old_width - szHint.width;
914	dy = old_height - R->szHint.height;	1119	dy = old_height - szHint.height;
915		1120
916	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
917	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
918	dx = 0;	1123	dx = 0;
919	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
920	dx /= 2;	1125	dx /= 2;
921	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
922	dy = 0;	1127	dy = 0;
923	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
924	dy /= 2;	1129	dy /= 2;
925		1130
926	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
927	R->szHint.width, R->szHint.height);	1132	szHint.width, szHint.height);
928	#else	1133	#else
929	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
930	R->szHint.height);
931	#endif	1135	#endif
932	}	1136	}
933		1137
934	fix_screen = (R->TermWin.ncol != R->prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
935	|| R->TermWin.nrow != R->prev_nrow);	1139
936	if (fix_screen || width != R->old_width || height != R->old_height) {	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
937	if (scrollbar_visible(R)) {	1141	{
		1142	if (scrollBar.state)
		1143	{
938	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1144	XMoveResizeWindow (dpy, scrollBar.win,
		1145	window_sb_x, 0,
939	0, scrollbar_TotalWidth(), R->szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
940	rxvt_Resize_scrollBar(aR);	1147	resize_scrollbar ();
941	}	1148	}
942	if (menubar_visible(R))	1149
943	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1150	XMoveResizeWindow (dpy, vt,
944	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1151	window_vt_x, window_vt_y,
945	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
946	R->window_vt_y, TermWin_TotalWidth(),
947	TermWin_TotalHeight());	1152	width, height);
948	#ifdef RXVT_GRAPHICS	1153
949	if (R->old_height)	1154	#ifdef HAVE_BG_PIXMAP
950	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1155	if (bgPixmap.window_size_sensitive ())
951	R->old_height - R->szHint.base_height);	1156	update_background ();
952	#endif	1157	#endif
		1158
953	rxvt_scr_clear(aR);	1159	scr_clear ();
954	#ifdef XPM_BACKGROUND
955	rxvt_resize_pixmap(aR);
956	#endif
957	}	1160	}
958		1161
959	if (fix_screen || R->old_height == 0) {	1162	if (fix_screen || old_height == 0)
960	int curr_screen = -1;
961	uint16_t old_ncol = R->prev_ncol;
962
963	/* scr_reset only works on the primary screen */
964	if (R->old_height) /* this is not the first time through */
965	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
966
967	R->scr_reset();	1163	scr_reset ();
968		1164
969	if (curr_screen >= 0) { /* this is not the first time through */	1165	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
970	rxvt_scr_change_screen(aR_ curr_screen);	1166	//scr_touch (false);
971	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
972	}
973	}
974		1167
975	R->old_width = R->szHint.width;	1168	#ifdef HAVE_BG_PIXMAP
976	R->old_height = R->szHint.height;	1169	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1170	// if (bgPixmap.pixmap)
		1171	// scr_touch (false);
		1172	#endif
977		1173
978	#ifdef USE_XIM	1174	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition(aR);	1175	IMSetPosition ();
980	#endif	1176	#endif
981	}	1177	}
982		1178
983	/*	1179	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1180	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1181	* good for toggling 80/132 columns
986	*/	1182	*/
987	/* EXTPROTO */
988	void	1183	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1184	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1185	{
991	XWindowAttributes wattr;	1186	XWindowAttributes wattr;
992		1187
993	if (width == 0 || height == 0) {	1188	if (newwidth == 0 || newheight == 0)
		1189	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1190	XGetWindowAttributes (dpy, display->root, &wattr);
		1191
995	if (width == 0)	1192	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1193	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1194	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1195	newheight = wattr.height - szHint.base_height;
		1196	}
		1197
		1198	if (newwidth != width || newheight != height)
999	}	1199	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1200	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1201	newheight += szHint.base_height;
1003	rxvt_resize_all_windows(aR_ width, height, 0);	1202	resize_all_windows (newwidth, newheight, 0);
1004	}	1203	}
1005	}	1204	}
1006		1205
1007	/* -------------------------------------------------------------------- *	1206	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1207	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1208	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1209	#ifdef USE_XIM
1011	/* INTPROTO */
1012	void
1013	rxvt_setSize(pR_ XRectangle * size)
1014	{
1015	size->x = R->TermWin.int_bwidth;
1016	size->y = R->TermWin.int_bwidth;
1017	size->width = Width2Pixel(R->TermWin.ncol);
1018	size->height = Height2Pixel(R->TermWin.nrow);
1019	}
1020		1210
1021	/* INTPROTO */
1022	void	1211	void
1023	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1212	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1024	{	1213	{
1025	*fg = R->PixColors[Color_fg];	1214	fg = pix_colors [Color_fg];
1026	*bg = R->PixColors[Color_bg];	1215	bg = pix_colors [Color_bg];
		1216	}
		1217
		1218	void
		1219	rxvt_term::im_set_size (XRectangle &size)
		1220	{
		1221	// the int_bwidth terms make no sense to me
		1222	size.x = int_bwidth;
		1223	size.y = int_bwidth;
		1224	size.width = Width2Pixel (ncol) + int_bwidth;
		1225	size.height = Height2Pixel (nrow) + int_bwidth;
		1226	}
		1227
		1228	void
		1229	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1230	XRectangle &status_rect,
		1231	const XRectangle &needed_rect)
		1232	{
		1233	preedit_rect.x = needed_rect.width;
		1234	preedit_rect.y = 0;
		1235	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1236	preedit_rect.height = fheight;
		1237
		1238	status_rect.x = 0;
		1239	status_rect.y = 0;
		1240	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1241	status_rect.height = fheight;
1027	}	1242	}
1028		1243
1029	/* Checking whether input method is running. */	1244	/* Checking whether input method is running. */
1030	/* INTPROTO */
1031	Bool	1245	bool
1032	rxvt_IMisRunning(pR)	1246	rxvt_term::IMisRunning ()
1033	{	1247	{
1034	char *p;	1248	char *p;
1035	Atom atom;	1249	Atom atom;
1036	Window win;	1250	Window win;
1037	char server[IMBUFSIZ];	1251	char server[IMBUFSIZ];
1038		1252
1039	/* get current locale modifier */	1253	/* get current locale modifier */
1040	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1254	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1255	{
1041	STRCPY(server, "@server=");	1256	strcpy (server, "@server=");
1042	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1257	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1258
1043	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1259	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1044	*p = '\0';	1260	*p = '\0';
1045		1261
1046	atom = XInternAtom(R->Xdisplay, server, False);	1262	atom = XInternAtom (dpy, server, False);
1047	win = XGetSelectionOwner(R->Xdisplay, atom);	1263	win = XGetSelectionOwner (dpy, atom);
		1264
1048	if (win != None)	1265	if (win != None)
1049	return True;	1266	return True;
1050	}	1267	}
		1268
1051	return False;	1269	return False;
1052	}	1270	}
1053		1271
1054	/* EXTPROTO */
1055	void	1272	void
1056	rxvt_IMSendSpot(pR)	1273	rxvt_term::IMSendSpot ()
1057	{	1274	{
1058	XPoint spot;	1275	XPoint nspot;
1059	XVaNestedList preedit_attr;	1276	XVaNestedList preedit_attr;
1060		1277
1061	if (R->Input_Context == NULL	1278	if (!Input_Context
1062	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1279	|| !focus
1063	|| !(R->event_type == KeyPress	1280	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1064	|| R->event_type == Expose
1065	|| R->event_type == NoExpose
1066	|| R->event_type == SelectionNotify
1067	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1068	|| !rxvt_IMisRunning(aR))
1069	return;	1281	return;
1070		1282
1071	rxvt_setPosition(aR_ & spot);	1283	im_set_position (nspot);
1072		1284
		1285	if (nspot.x == spot.x && nspot.y == spot.y)
		1286	return;
		1287
		1288	spot = nspot;
		1289
1073	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1290	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1074	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1291	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1075	XFree(preedit_attr);	1292	XFree (preedit_attr);
1076	}	1293	}
1077		1294
1078	/* EXTPROTO */
1079	void	1295	void
1080	rxvt_setTermFontSet(pR_ int idx)	1296	rxvt_term::im_destroy ()
1081	{	1297	{
1082	char *string;	1298	if (input_method)
1083	long length;	1299	{
1084	int success = 0;	1300	if (Input_Context && input_method->xim)
		1301	XDestroyIC (Input_Context);
1085		1302
1086	if (idx < 0 || idx >= MAX_NFONTS)	1303	display->put_xim (input_method);
1087	return;	1304	input_method = 0;
1088	}	1305	}
1089		1306
1090	/* INTPROTO */
1091	void
1092	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1093	XRectangle * needed_rect)
1094	{
1095	int mbh, vtx = 0;
1096
1097	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1098	vtx = scrollbar_TotalWidth();
1099	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1100	mbh -= R->TermWin.lineSpace;
1101
1102	preedit_rect->x = needed_rect->width + vtx;
1103	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1104
1105	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1106	+ vtx;
1107	preedit_rect->height = Height2Pixel(1);
1108
1109	status_rect->x = vtx;
1110	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1111
1112	status_rect->width = needed_rect->width ? needed_rect->width
1113	: Width2Pixel(R->TermWin.ncol + 1);
1114	status_rect->height = Height2Pixel(1);
1115	}
1116
1117	/* ARGSUSED */
1118	/* INTPROTO */
1119	void
1120	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{
1124	dR;
1125
1126	R->Input_Context = NULL;	1307	Input_Context = 0;
1127	/* To avoid Segmentation Fault in C locale: Solaris only? */
1128	if (STRCMP(R->locale, "C"))
1129	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1130	rxvt_IMInstantiateCallback, NULL);
1131	}	1308	}
		1309
		1310	#ifdef ENABLE_XIM_ONTHESPOT
		1311
		1312	static void
		1313	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1314	{
		1315	((rxvt_term *)client_data)->make_current ();
		1316	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1317	}
		1318
		1319	static void
		1320	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1324	}
		1325
		1326	static void
		1327	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1328	{
		1329	rxvt_term *term = (rxvt_term *)client_data;
		1330	XIMText *text = call_data->text;
		1331
		1332	term->make_current ();
		1333
		1334	if (text)
		1335	{
		1336	void *str;
		1337
		1338	if (!text->encoding_is_wchar && text->string.multi_byte)
		1339	{
		1340	// of course, X makes it ugly again
		1341	if (term->rs[Rs_imLocale])
		1342	SET_LOCALE (term->rs[Rs_imLocale]);
		1343
		1344	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1345	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1346
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->locale);
		1349	}
		1350	else
		1351	str = (void *)text->string.wide_char;
		1352
		1353	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1354	DT_INT, call_data->caret,
		1355	DT_INT, call_data->chg_first,
		1356	DT_INT, call_data->chg_length,
		1357	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1358	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1359	DT_END));
		1360	}
		1361	else
		1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1363	DT_INT, call_data->caret,
		1364	DT_INT, call_data->chg_first,
		1365	DT_INT, call_data->chg_length,
		1366	DT_END));
		1367	}
		1368
		1369	#if 0
		1370	static void
		1371	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1372	{
		1373	((rxvt_term *)client_data)->make_current ();
		1374	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1375	DT_INT, call_data->position,
		1376	DT_INT, call_data->direction,
		1377	DT_INT, call_data->style,
		1378	DT_END));
		1379	}
		1380	#endif
		1381
		1382	#endif
1132		1383
1133	/*	1384	/*
1134	* X manual pages and include files don't match on some systems:	1385	* Try to open a XIM with the current modifiers, then see if we can
1135	* some think this is an XIDProc and others an XIMProc so we can't	1386	* open a suitable preedit type
1136	* use the first argument - need to update this to be nice for
1137	* both types via some sort of configure detection
1138	*/	1387	*/
1139	/* ARGSUSED */	1388	bool
1140	/* EXTPROTO */	1389	rxvt_term::IM_get_IC (const char *modifiers)
1141	void
1142	rxvt_IMInstantiateCallback(Display * unused
1143	__attribute__ ((unused)), XPointer client_data
1144	__attribute__ ((unused)), XPointer call_data
1145	__attribute__ ((unused)))
1146	{	1390	{
1147	dR;	1391	int i, j, found;
1148	int i, found, had_im;	1392	XIM xim;
		1393	XPoint spot;
		1394	XRectangle rect, status_rect, needed_rect;
		1395	unsigned long fg, bg;
		1396	const char *p;
		1397	char **s;
		1398	XIMStyles *xim_styles;
		1399	#ifdef ENABLE_XIM_ONTHESPOT
		1400	XIMCallback xcb[4];
		1401	#endif
		1402
		1403	set_environ (envv);
		1404
		1405	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1406	return false;
		1407
		1408	input_method = display->get_xim (locale, modifiers);
		1409	if (input_method == NULL)
		1410	return false;
		1411
		1412	xim = input_method->xim;
		1413	spot.x = spot.y = -1;
		1414
		1415	xim_styles = NULL;
		1416	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1417	|| !xim_styles || !xim_styles->count_styles)
		1418	{
		1419	im_destroy ();
		1420	return false;
		1421	}
		1422
		1423	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1424
		1425	for (int pi = 0; pi < 2; pi++)
		1426	{
		1427	p = pet[pi];
		1428
		1429	if (!p)
		1430	continue;
		1431
		1432	s = rxvt_splitcommastring (p);
		1433
		1434	for (i = found = 0; !found && s[i]; i++)
		1435	{
		1436	if (!strcmp (s[i], "OverTheSpot"))
		1437	input_style = XIMPreeditPosition | XIMStatusNothing;
		1438	else if (!strcmp (s[i], "OffTheSpot"))
		1439	input_style = XIMPreeditArea | XIMStatusArea;
		1440	else if (!strcmp (s[i], "Root"))
		1441	input_style = XIMPreeditNothing | XIMStatusNothing;
		1442	else if (!strcmp (s[i], "None"))
		1443	input_style = XIMPreeditNone | XIMStatusNone;
		1444	#ifdef ENABLE_XIM_ONTHESPOT
		1445	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1446	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1447	#endif
		1448	else
		1449	input_style = XIMPreeditNothing | XIMStatusNothing;
		1450
		1451	for (j = 0; j < xim_styles->count_styles; j++)
		1452	if (input_style == xim_styles->supported_styles[j])
		1453	{
		1454	rxvt_freecommastring (s);
		1455
		1456	found = 1;
		1457	goto foundpet;
		1458	}
		1459
		1460	}
		1461
		1462	rxvt_freecommastring (s);
		1463	}
		1464
		1465	foundpet:
		1466
		1467	XFree (xim_styles);
		1468
		1469	if (!found)
		1470	{
		1471	im_destroy ();
		1472	return false;
		1473	}
		1474
		1475	XFontSet fs = 0;
		1476	XVaNestedList preedit_attr = 0, status_attr = 0;
		1477
		1478	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1479	{
		1480	// fake us a font-set, please
		1481	char **missing_charset_list;
		1482	int missing_charset_count;
		1483	char *def_string;
		1484	char pat[512];
		1485
		1486	sprintf (pat,
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"*",
		1493	fheight,
		1494	fheight + 1, fheight - 1,
		1495	fheight - 2, fheight + 2);
		1496
		1497	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1498	&missing_charset_list, &missing_charset_count, &def_string);
		1499
		1500	if (missing_charset_list)
		1501	XFreeStringList (missing_charset_list);
		1502
		1503	if (!fs)
		1504	{
		1505	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1506	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1507	}
		1508	}
		1509
		1510	if (input_style & XIMPreeditPosition)
		1511	{
		1512	im_set_size (rect);
		1513	im_set_position (spot);
		1514	im_set_color (fg, bg);
		1515
		1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
		1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNSpotLocation, &spot,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	}
		1524	else if (input_style & XIMPreeditArea)
		1525	{
		1526	im_set_color (fg, bg);
		1527
		1528	/*
		1529	* The necessary width of preedit area is unknown
		1530	* until create input context.
		1531	*/
		1532	needed_rect.width = 0;
		1533	im_set_preedit_area (rect, status_rect, needed_rect);
		1534
		1535	preedit_attr = XVaCreateNestedList (0,
		1536	XNForeground, fg,
		1537	XNBackground, bg,
		1538	XNArea, &rect,
		1539	XNFontSet, fs,
		1540	NULL);
		1541	status_attr = XVaCreateNestedList (0,
		1542	XNForeground, fg,
		1543	XNBackground, bg,
		1544	XNArea, &status_rect,
		1545	XNFontSet, fs,
		1546	NULL);
		1547	}
		1548	#if ENABLE_XIM_ONTHESPOT
		1549	else if (input_style & XIMPreeditCallbacks)
		1550	{
		1551	im_set_position (spot);
		1552
		1553	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1554	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1555	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1556	# if 0
		1557	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1558	# endif
		1559
		1560	preedit_attr = XVaCreateNestedList (0,
		1561	XNSpotLocation, &spot,
		1562	XNPreeditStartCallback, &xcb[0],
		1563	XNPreeditDoneCallback , &xcb[1],
		1564	XNPreeditDrawCallback , &xcb[2],
		1565	# if 0
		1566	XNPreeditCaretCallback, &xcb[3],
		1567	# endif
		1568	NULL);
		1569	}
		1570	#endif
		1571
		1572	Input_Context = XCreateIC (xim,
		1573	XNInputStyle, input_style,
		1574	XNClientWindow, vt,
		1575	XNFocusWindow, parent[0],
		1576	preedit_attr ? XNPreeditAttributes : NULL,
		1577	preedit_attr,
		1578	status_attr ? XNStatusAttributes : NULL,
		1579	status_attr, NULL);
		1580
		1581	if (preedit_attr) XFree (preedit_attr);
		1582	if (status_attr) XFree (status_attr);
		1583	if (fs) XFreeFontSet (dpy, fs);
		1584
		1585	if (Input_Context == NULL)
		1586	{
		1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1588	im_destroy ();
		1589	return false;
		1590	}
		1591
		1592	#if 0
		1593	// unfortunately, only the focus window is used by XIM, hard to fix
		1594	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1595	vt_select_input ();
		1596	#endif
		1597
		1598	IMSetPosition ();
		1599
		1600	return true;
		1601	}
		1602
		1603	void
		1604	rxvt_term::im_cb ()
		1605	{
		1606	int i;
1149	const char *p;	1607	const char *p;
1150	char **s;	1608	char **s;
1151	char buf[IMBUFSIZ];	1609	char buf[IMBUFSIZ];
1152		1610
1153	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1611	make_current ();
		1612
		1613	im_destroy ();
		1614
1154	if (R->Input_Context)	1615	if (Input_Context)
1155	return;	1616	return;
1156		1617
1157	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1618	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1158	if (R->rs[Rs_imLocale])	1619	if (rs[Rs_imLocale])
1159	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1620	SET_LOCALE (rs[Rs_imLocale]);
1160	#endif	1621	#endif
1161		1622
1162	p = R->rs[Rs_inputMethod];	1623	p = rs[Rs_inputMethod];
1163	if (p && *p)	1624	if (p && *p)
1164	{	1625	{
1165	bool found = false;	1626	bool found = false;
1166		1627
1167	s = rxvt_splitcommastring (p);	1628	s = rxvt_splitcommastring (p);
		1629
1168	for (i = 0; s[i]; i++)	1630	for (i = 0; s[i]; i++)
1169	{	1631	{
1170	if (*s[i])	1632	if (*s[i])
1171	{	1633	{
1172	STRCPY (buf, "@im=");	1634	strcpy (buf, "@im=");
1173	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1635	strncat (buf, s[i], IMBUFSIZ - 5);
1174	if ((p = XSetLocaleModifiers (buf)) && *p	1636	if (IM_get_IC (buf))
1175	&& rxvt_IM_get_IC (aR))
1176	{	1637	{
1177	found = true;	1638	found = true;
1178	break;	1639	break;
1179	}	1640	}
1180	}	1641	}
1181	}	1642	}
1182	for (i = 0; s[i]; i++)	1643
1183	free(s[i]);	1644	rxvt_freecommastring (s);
1184	free(s);
1185		1645
1186	if (found)	1646	if (found)
1187	goto done;	1647	goto done;
1188	}	1648	}
1189		1649
1190	/* try with XMODIFIERS env. var. */	1650	/* try with XMODIFIERS env. var. */
1191	if ((p = XSetLocaleModifiers ("")) && *p	1651	if (IM_get_IC (""))
1192	&& rxvt_IM_get_IC (aR))
1193	goto done;	1652	goto done;
1194		1653
1195	/* try with no modifiers base IF the user didn't specify an IM */	1654	/* try with no modifiers base IF the user didn't specify an IM */
1196	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1655	if (IM_get_IC ("@im=none"))
1197	&& rxvt_IM_get_IC (aR) == True)
1198	goto done;	1656	goto done;
1199		1657
1200	done:	1658	done:
1201	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1659	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1202	if (R->rs[Rs_imLocale])	1660	if (rs[Rs_imLocale])
1203	setlocale (LC_CTYPE, R->locale);	1661	SET_LOCALE (locale);
1204	#endif	1662	#endif
1205	}	1663	}
1206		1664
1207	/*	1665	void
1208	* Try to open a XIM with the current modifiers, then see if we can	1666	rxvt_term::IMSetPosition ()
1209	* open a suitable preedit type
1210	*/
1211	/* INTPROTO */
1212	Bool
1213	rxvt_IM_get_IC(pR)
1214	{	1667	{
1215	int i, j, found;
1216	XIM xim;
1217	XPoint spot;
1218	XRectangle rect, status_rect, needed_rect;	1668	XRectangle preedit_rect, status_rect, *needed_rect;
1219	unsigned long fg, bg;
1220	const char *p;
1221	char **s;
1222	XIMStyles *xim_styles;
1223	XVaNestedList preedit_attr, status_attr;	1669	XVaNestedList preedit_attr, status_attr;
1224	XIMCallback ximcallback;
1225		1670
1226	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1671	if (!Input_Context
1227	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1672	|| !focus
1228	if (xim == NULL)	1673	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1229	return False;	1674	|| !IMisRunning ())
		1675	return;
1230		1676
1231	xim_styles = NULL;
1232	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1233	|| !xim_styles || !xim_styles->count_styles) {
1234	XCloseIM(xim);
1235	return False;
1236	}
1237
1238	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1239	: "OverTheSpot,OffTheSpot,Root";
1240	s = rxvt_splitcommastring(p);
1241	for (i = found = 0; !found && s[i]; i++) {
1242	if (!STRCMP(s[i], "OverTheSpot"))
1243	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1244	else if (!STRCMP(s[i], "OffTheSpot"))
1245	R->input_style = (XIMPreeditArea | XIMStatusArea);
1246	else if (!STRCMP(s[i], "Root"))
1247	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1248
1249	for (j = 0; j < xim_styles->count_styles; j++)
1250	if (R->input_style == xim_styles->supported_styles[j]) {
1251	found = 1;
1252	break;
1253	}
1254	}
1255	for (i = 0; s[i]; i++)
1256	free(s[i]);
1257	free(s);
1258	XFree(xim_styles);
1259
1260	if (!found) {
1261	XCloseIM(xim);
1262	return False;
1263	}
1264
1265	ximcallback.callback = rxvt_IMDestroyCallback;
1266
1267	/* XXX: not sure why we need this (as well as IC one below) */
1268	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1269
1270	preedit_attr = status_attr = NULL;
1271
1272	if (R->input_style & XIMPreeditPosition) {	1677	if (input_style & XIMPreeditPosition)
1273	rxvt_setSize(aR_ & rect);	1678	{
1274	rxvt_setPosition(aR_ & spot);	1679	im_set_size (preedit_rect);
1275	rxvt_setColor(aR_ & fg, &bg);
1276
1277	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1680	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1278	XNSpotLocation, &spot,
1279	XNForeground, fg, XNBackground, bg,
1280	//XNFontSet, R->TermWin.fontset,
1281	NULL);
1282	} else if (R->input_style & XIMPreeditArea) {
1283	rxvt_setColor(aR_ & fg, &bg);
1284
1285	/*
1286	* The necessary width of preedit area is unknown
1287	* until create input context.
1288	*/
1289	needed_rect.width = 0;
1290
1291	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1292
1293	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1294	XNForeground, fg, XNBackground, bg,
1295	//XNFontSet, R->TermWin.fontset,
1296	NULL);
1297	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1298	XNForeground, fg, XNBackground, bg,
1299	//XNFontSet, R->TermWin.fontset,
1300	NULL);
1301	}	1681
1302	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1682	XSetICValues (Input_Context,
1303	XNClientWindow, R->TermWin.parent[0],	1683	XNPreeditAttributes, preedit_attr, NULL);
1304	XNFocusWindow, R->TermWin.parent[0],	1684	}
1305	XNDestroyCallback, &ximcallback,	1685	else
1306	preedit_attr ? XNPreeditAttributes : NULL,
1307	preedit_attr,
1308	status_attr ? XNStatusAttributes : NULL,
1309	status_attr, NULL);
1310	if (preedit_attr)
1311	XFree(preedit_attr);
1312	if (status_attr)
1313	XFree(status_attr);
1314	if (R->Input_Context == NULL) {
1315	rxvt_print_error("failed to create input context");
1316	XCloseIM(xim);
1317	return False;
1318	}	1686	{
1319	if (R->input_style & XIMPreeditArea)
1320	rxvt_IMSetStatusPosition(aR);
1321	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1322	return True;
1323	}
1324
1325	/* EXTPROTO */
1326	void
1327	rxvt_IMSetStatusPosition(pR)
1328	{
1329	XRectangle preedit_rect, status_rect, *needed_rect;
1330	XVaNestedList preedit_attr, status_attr;
1331
1332	if (R->Input_Context == NULL
1333	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1334	|| !rxvt_IMisRunning(aR))
1335	return;
1336
1337	/* Getting the necessary width of preedit area */	1687	/* Getting the necessary width of preedit area */
1338	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1688	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1339	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1689	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1340	XFree(status_attr);	1690	XFree (status_attr);
1341		1691
1342	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1692	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1693	XFree (needed_rect);
1343		1694
1344	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1695	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1345	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1346		1697
1347	XSetICValues(R->Input_Context,	1698	XSetICValues (Input_Context,
1348	XNPreeditAttributes, preedit_attr,	1699	XNPreeditAttributes, preedit_attr,
1349	XNStatusAttributes, status_attr, NULL);	1700	XNStatusAttributes, status_attr,
		1701	NULL);
1350		1702
		1703	XFree (status_attr);
		1704	}
		1705
1351	XFree(preedit_attr);	1706	XFree (preedit_attr);
1352	XFree(status_attr);
1353	}	1707	}
1354	#endif /* USE_XIM */	1708	#endif /* USE_XIM */
1355		1709
1356	/*----------------------------------------------------------------------*/	1710	void
1357	rxvt_t rxvt_current_term;	1711	rxvt_term::get_window_origin (int &x, int &y)
		1712	{
		1713	Window cr;
		1714	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1715	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1716	}
		1717
		1718	Pixmap
		1719	rxvt_term::get_pixmap_property (int prop_id)
		1720	{
		1721	if (prop_id > 0 && prop_id < NUM_XA)
		1722	if (xa[prop_id])
		1723	{
		1724	int aformat;
		1725	unsigned long nitems, bytes_after;
		1726	Atom atype;
		1727	unsigned char *prop = NULL;
		1728	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1729	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1730	&nitems, &bytes_after, &prop);
		1731	if (result == Success && prop && atype == XA_PIXMAP)
		1732	{
		1733	return *(Pixmap *)prop;
		1734	}
		1735	}
		1736	return None;
		1737	}
		1738
		1739	#ifdef HAVE_BG_PIXMAP
		1740	int
		1741	rxvt_term::update_background ()
		1742	{
		1743	bgPixmap.invalidate ();
		1744
		1745	/* no chance of real time refresh if we are blurring ! */
		1746	if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1747	bgPixmap.render ();
		1748	else
		1749	{
		1750	update_background_ev.stop ();
		1751	if (!bgPixmap.need_client_side_rendering())
		1752	update_background_ev.start (NOW + .05);
		1753	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1754	update_background_ev.start (NOW + .2); /* very slow !!! */
		1755	else
		1756	update_background_ev.start (NOW + .07);
		1757	}
		1758	return 0;
		1759	}
		1760
		1761	void
		1762	rxvt_term::update_background_cb (time_watcher &w)
		1763	{
		1764	bgPixmap.render ();
		1765	}
		1766
		1767	#endif /* HAVE_BG_PIXMAP */
1358		1768
1359	/*----------------------- end-of-file (C source) -----------------------*/	1769	/*----------------------- end-of-file (C source) -----------------------*/

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