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 1.242 by sasha, Wed Aug 15 22:41:52 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>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
		57
		58	bool
		59	rxvt_set_locale (const char *locale) NOTHROW
		60	{
		61	int size = strlen (locale) + 1;
		62
		63	if (size > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, size))
		67	return false;
		68
		69	memcpy (curlocale, locale, size);
		70	setlocale (LC_CTYPE, curlocale);
		71	return true;
		72	}
		73
47	void *	74	void
48	rxvt_term::operator new (size_t s)	75	rxvt_push_locale (const char *locale) NOTHROW
49	{	76	{
50	void *p = malloc (s);	77	strcpy (savelocale, curlocale);
		78	rxvt_set_locale (locale);
		79	}
51		80
52	MEMSET (p, 0, s);	81	void
		82	rxvt_pop_locale () NOTHROW
		83	{
		84	rxvt_set_locale (savelocale);
		85	}
		86
		87	#if ENABLE_COMBINING
		88	class rxvt_composite_vec rxvt_composite;
		89
		90	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		91	{
		92	compose_char *cc;
		93
		94	// break compose chains, as stupid readline really likes to duplicate
		95	// composing characters for some reason near the end of a line.
		96	cc = (*this)[c1];
		97	while (cc)
		98	{
		99	if (cc->c2 == c2) return c1;
		100	cc = (*this)[cc->c1];
		101	}
		102
		103	// check to see wether this combination already exists otherwise
		104	for (cc = v.end (); cc-- > v.begin (); )
		105	{
		106	if (cc->c1 == c1 && cc->c2 == c2)
		107	return COMPOSE_LO + (cc - v.begin ());
		108	}
		109
		110	// allocate a new combination
		111	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		112	{
		113	static int seen;
		114
		115	if (!seen++)
		116	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		117
		118	return REPLACEMENT_CHAR;
		119	}
		120
		121	v.push_back (compose_char (c1, c2));
		122
		123	return v.size () - 1 + COMPOSE_LO;
		124	}
		125
		126	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		127	{
		128	compose_char *cc = (*this)[c];
		129
		130	if (!cc)
		131	{
		132	if (r) *r = c;
		133	return 1;
		134	}
		135
		136	int len = expand (cc->c1, r);
		137
		138	if (r) r += len;
		139
		140	if (cc->c2 != NOCHAR)
		141	{
		142	len++;
		143	if (r) *r++ = cc->c2;
		144	}
		145
53	return p;	146	return len;
54	}
55		147
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	148	}
		149	#endif
61		150
62	rxvt_term::rxvt_term ()	151	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	152	:
		153	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#if ENABLE_TRANSPARENCY
		157	check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
		158	#endif
		159	#ifdef HAVE_SCROLLBARS
		160	scrollbar_ev (this, &rxvt_term::x_cb),
		161	#endif
64	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
		163	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		164	#endif
		165	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	166	text_blink_ev (this, &rxvt_term::text_blink_cb),
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	176	#endif
67	#ifdef POINTER_BLANK	177	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	178	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	179	#endif
		180	#ifdef USE_XIM
		181	im_ev (this, &rxvt_term::im_cb),
		182	#endif
		183	#ifndef NO_BELL
		184	bell_ev (this, &rxvt_term::bell_cb),
		185	#endif
		186	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	187	vt_ev (this, &rxvt_term::x_cb),
		188	child_ev (this, &rxvt_term::child_cb),
		189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb)	191	destroy_ev (this, &rxvt_term::destroy_cb),
		192	pty_ev (this, &rxvt_term::pty_cb),
		193	incr_ev (this, &rxvt_term::incr_cb)
72	{	194	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void rxvt_term::emergency_cleanup ()
		207	{
		208	if (cmd_pid)
		209	kill (-cmd_pid, SIGHUP);
		210
		211	pty_ev.stop ();
		212	delete pty; pty = 0;
74	}	213	}
75		214
76	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
77	{	216	{
78	rxvt_scr_release (this);	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
79		218
80	#ifndef NO_SETOWNER_TTYDEV	219	emergency_cleanup ();
81	rxvt_privileged_ttydev (this, RESTORE);	220
		221	#if ENABLE_STYLES
		222	for (int i = RS_styleCount; --i; )
		223	if (fontset[i] != fontset[0])
		224	delete fontset[i];
82	#endif	225	#endif
83	#ifdef UTMP_SUPPORT	226	delete fontset[0];
84	rxvt_privileged_utmp (this, RESTORE);	227
85	#endif	228	if (display)
		229	{
		230	selection_clear ();
		231
86	#ifdef USE_XIM	232	#ifdef USE_XIM
87	if (Input_Context != NULL)	233	im_destroy ();
		234	#endif
		235	#ifdef XTERM_SCROLLBAR
		236	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		237	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		238	#endif
		239	#ifdef PLAIN_SCROLLBAR
		240	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		241	#endif
		242	#ifdef NEXT_SCROLLBAR
		243	if (blackGC) XFreeGC (dpy, blackGC);
		244	if (whiteGC) XFreeGC (dpy, whiteGC);
		245	if (grayGC) XFreeGC (dpy, grayGC);
		246	if (darkGC) XFreeGC (dpy, darkGC);
		247	if (stippleGC) XFreeGC (dpy, stippleGC);
		248	if (dimple) XFreePixmap (dpy, dimple);
		249	if (upArrow) XFreePixmap (dpy, upArrow);
		250	if (downArrow) XFreePixmap (dpy, downArrow);
		251	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		252	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		253	#endif
		254	#ifdef RXVT_SCROLLBAR
		255	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		256	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		257	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		258	#endif
		259	if (gc) XFreeGC (dpy, gc);
		260
		261	delete drawable;
		262	// destroy all windows
		263	if (parent[0])
		264	XDestroyWindow (dpy, parent[0]);
		265
		266	for (int i = 0; i < TOTAL_COLORS; i++)
		267	if (ISSET_PIXCOLOR (i))
		268	{
		269	pix_colors_focused [i].free (this);
		270	#if OFF_FOCUS_FADING
		271	pix_colors_unfocused [i].free (this);
		272	#endif
		273	}
		274
		275	clear ();
88	{	276	}
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		277
94	if (cmd_fd >= 0)	278	delete [] pix_colors_focused;
95	close (cmd_fd);	279	#if OFF_FOCUS_FADING
		280	delete [] pix_colors_unfocused;
		281	#endif
96		282
97	if (Xfd >= 0)	283	displays.put (display);
98	XCloseDisplay (Xdisplay);
99		284
100	delete PixColors;	285	scr_release ();
		286
		287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
		293	free (env_display);
		294	free (env_term);
		295	free (locale);
		296	free (v_buffer);
		297	free (incr_buf);
		298
		299	delete envv;
		300	delete argv;
		301
		302	#ifdef KEYSYM_RESOURCE
		303	delete keyboard;
		304	#endif
		305	}
		306
		307	// child has exited, usually destroys
		308	void
		309	rxvt_term::child_cb (child_watcher &w, int status)
		310	{
		311	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		312
		313	cmd_pid = 0;
		314
		315	if (!option (Opt_hold))
		316	destroy ();
101	}	317	}
102		318
103	void	319	void
104	rxvt_term::destroy ()	320	rxvt_term::destroy ()
105	{	321	{
		322	if (destroy_ev.active)
		323	return;
		324
		325	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		326
		327	#if ENABLE_OVERLAY
		328	scr_overlay_off ();
		329	#endif
		330
		331	if (display)
		332	{
		333	#if USE_XIM
		334	im_ev.stop (display);
		335	#endif
		336	#if HAVE_SCROLLBARS
		337	scrollbar_ev.stop (display);
		338	#endif
		339	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		340	rootwin_ev.stop (display);
		341	#endif
		342	incr_ev.stop ();
		343	termwin_ev.stop (display);
		344	vt_ev.stop (display);
		345	}
		346
		347	check_ev.stop ();
106	pty_ev.stop ();	348	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
		350	cursor_blink_ev.stop ();
		351	#endif
		352	#ifdef TEXT_BLINK
109	blink_ev.stop ();	353	text_blink_ev.stop ();
		354	#endif
		355	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		356	cont_scroll_ev.stop ();
		357	#endif
		358	#ifdef SELECTION_SCROLLING
		359	sel_scroll_ev.stop ();
110	#endif	360	#endif
111	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	362	pointer_ev.stop ();
113	#endif	363	#endif
114		364
…		…
116	}	366	}
117		367
118	void	368	void
119	rxvt_term::destroy_cb (time_watcher &w)	369	rxvt_term::destroy_cb (time_watcher &w)
120	{	370	{
121	SET_R (this);	371	make_current ();
122		372
123	delete this;	373	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	}	374	}
305		375
306	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
307	/*	377	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	379	* TODO: if debugging, this should free up any known resources if we can
310	*/	380	*/
311	/* EXTPROTO */	381	static XErrorHandler old_xerror_handler;
		382
		383	static void
		384	rxvt_emergency_cleanup ()
		385	{
		386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
		389
		390	#if !ENABLE_MINIMAL
		391	static void
		392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	char *mtype = "XlibMessage";
		398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		400	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		401	rxvt_warn ("%s: %s\n", mesg, buffer);
		402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		411	}
		412	if ((event->error_code == BadWindow) ||
		413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		432	}
		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		436	}
		437	#endif
		438
		439	int
		440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		441	{
		442	if (GET_R->allowedxerror == -1)
		443	GET_R->allowedxerror = event->error_code;
		444	else
		445	{
		446	// GET_R is most likely not the terminal which caused the error,
		447	// so just output the error and continue
		448	#if ENABLE_MINIMAL
		449	old_xerror_handler (display, event);
		450	#else
		451	print_x_error (display, event);
		452	#endif
		453	}
		454
		455	return 0;
		456	}
		457
		458	int
		459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
		464	_exit (EXIT_FAILURE);
		465	}
		466
		467	/*----------------------------------------------------------------------*/
		468	bool
		469	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		470	{
		471	this->envv = envv;
		472
		473	SET_R (this);
		474	set_locale ("");
		475	set_environ (envv); // few things in X do not call setlocale :(
		476
		477	if (!init_vars ())
		478	return false;
		479
		480	init_secondary ();
		481
		482	const char **cmd_argv = init_resources (argc, argv);
		483
		484	#ifdef KEYSYM_RESOURCE
		485	keyboard->register_done ();
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (option (Opt_scrollBar))
		490	scrollBar.setIdle (); /* set existence for size calculations */
		491	#endif
		492
		493	pty = ptytty::create ();
		494
		495	create_windows (argc, argv);
		496
		497	init_xlocale ();
		498
		499	scr_reset (); // initialize screen
		500
		501	#if 0
		502	XSynchronize (dpy, True);
		503	#endif
		504
		505	#ifdef HAVE_SCROLLBARS
		506	if (option (Opt_scrollBar))
		507	resize_scrollbar (); /* create and map scrollbar */
		508	#endif
		509	#ifdef HAVE_BG_PIXMAP
		510	{
		511	bool changed = false;
		512	bgPixmap.set_target (this);
		513
		514	#ifdef ENABLE_TRANSPARENCY
		515	if (option (Opt_transparent))
		516	{
		517	bgPixmap.set_transparent ();
		518	#ifdef HAVE_AFTERIMAGE
		519	if (rs [Rs_blurradius])
		520	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		521	#endif
		522	if (ISSET_PIXCOLOR (Color_tint))
		523	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		524	if (rs [Rs_shade])
		525	bgPixmap.set_shade (rs [Rs_shade]);
		526	changed = true;
		527
		528	bgPixmap.set_root_pixmap ();
		529	XSelectInput (dpy, display->root, PropertyChangeMask);
		530	rootwin_ev.start (display, display->root);
		531	}
		532	#endif
		533
		534	#ifdef XPM_BACKGROUND
		535	if (rs[Rs_backgroundPixmap] != NULL)
		536	{
		537	const char *p = rs[Rs_backgroundPixmap];
		538
		539	if ((p = strchr (p, ';')) != NULL)
		540	{
		541	p++;
		542	bgPixmap.set_geometry (p);
		543	}
		544	else
		545	bgPixmap.set_defaultGeometry ();
		546
		547	changed = bgPixmap.set_file (rs[Rs_backgroundPixmap]);
		548	}
		549	#endif
		550	if (changed)
		551	{
		552	bgPixmap.render ();
		553	scr_touch (true);
		554	}
		555	}
		556	#endif
		557
		558	#if ENABLE_PERL
		559	rootwin_ev.start (display, display->root);
		560	#endif
		561
		562	set_colorfgbg ();
		563
		564	init_command (cmd_argv);
		565
		566	free (cmd_argv);
		567
		568	if (pty->pty >= 0)
		569	pty_ev.start (pty->pty, EVENT_READ);
		570
		571	check_ev.start ();
		572
		573	HOOK_INVOKE ((this, HOOK_START, DT_END));
		574
		575	#if ENABLE_XEMBED
		576	if (rs[Rs_embed])
		577	{
		578	long info[2] = { 0, XEMBED_MAPPED };
		579
		580	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		581	32, PropModeReplace, (unsigned char *)&info, 2);
		582	}
		583	#endif
		584
		585	XMapWindow (dpy, vt);
		586	XMapWindow (dpy, parent[0]);
		587
		588	return true;
		589	}
		590
		591	static struct sig_handlers
		592	{
		593	sig_watcher sw_term, sw_int;
		594
		595	/*
		596	* Catch a fatal signal and tidy up before quitting
		597	*/
312	void	598	void
313	rxvt_clean_exit ()	599	sig_term (sig_watcher &w)
314	{	600	{
315	dR;	601	rxvt_emergency_cleanup ();
		602	signal (w.signum, SIG_DFL);
		603	kill (getpid (), w.signum);
		604	}
316		605
317	R->destroy ();	606	sig_handlers ()
		607	: sw_term (this, &sig_handlers::sig_term),
		608	sw_int (this, &sig_handlers::sig_term)
		609	{
		610	}
		611	} sig_handlers;
		612
		613	char **rxvt_environ; // startup environment
		614
		615	void
		616	rxvt_init ()
		617	{
		618	ptytty::init ();
		619
		620	rxvt_environ = environ;
		621
		622	signal (SIGHUP, SIG_IGN);
		623	signal (SIGPIPE, SIG_IGN);
		624
		625	sig_handlers.sw_term.start (SIGTERM);
		626	sig_handlers.sw_int.start (SIGINT);
		627
		628	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		629	/* signal (SIGURG, SIG_DFL); */
		630
		631	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		632	// TODO: handle this with exceptions and tolerate the memory loss
		633	XSetIOErrorHandler (rxvt_xioerror_handler);
		634
		635	XrmInitialize ();
318	}	636	}
319		637
320	/* ------------------------------------------------------------------------- *	638	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	639	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	640	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	641	void *
324	void *
325	rxvt_malloc(size_t size)	642	rxvt_malloc (size_t size)
326	{	643	{
327	void *p;
328
329	p = malloc(size);	644	void *p = malloc (size);
		645
330	if (p)	646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
331	return p;	649	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	650	}
338		651
339	/* EXTPROTO */	652	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	653	rxvt_calloc (size_t number, size_t size)
342	{	654	{
343	void *p;
344
345	p = calloc(number, size);	655	void *p = calloc (number, size);
		656
346	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
347	return p;	660	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	661	}
354		662
355	/* EXTPROTO */	663	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	664	rxvt_realloc (void *ptr, size_t size)
358	{	665	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	666	void *p = realloc (ptr, size);
363	else	667
364	p = malloc(size);
365	if (p)	668	if (!p)
		669	rxvt_fatal ("memory allocation failure. aborting.\n");
		670
366	return p;	671	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	672	}
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		673
501	/*----------------------------------------------------------------------*/	674	/*----------------------------------------------------------------------*/
502	/*	675	/*
503	* window size/position calculcations for XSizeHint and other storage.	676	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	677	* if width/height are non-zero then override calculated width/height
505	*/	678	*/
506	/* EXTPROTO */
507	void	679	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	680	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	681	{
510	short recalc_x, recalc_y;	682	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	683	int x, y, sb_w, flags;
512	unsigned int w, h;	684	unsigned int w, h;
513	unsigned int max_width, max_height;	685	unsigned int max_width, max_height;
514		686
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;	687	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	688	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	689	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		690
522	recalc_x = recalc_y = 0;	691	recalc_x = recalc_y = 0;
523	flags = 0;	692	flags = 0;
		693
524	if (!R->parsed_geometry) {	694	if (!parsed_geometry)
		695	{
525	R->parsed_geometry = 1;	696	parsed_geometry = 1;
		697
526	if (R->rs[Rs_geometry])	698	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	699	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		700
528	if (flags & WidthValue) {	701	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	702	{
		703	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	704	szHint.flags |= USSize;
531	}	705	}
		706
532	if (flags & HeightValue) {	707	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	708	{
		709	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	710	szHint.flags |= USSize;
535	}	711	}
		712
536	if (flags & XValue) {	713	if (flags & XValue)
		714	{
537	R->szHint.x = x;	715	szHint.x = x;
538	R->szHint.flags |= USPosition;	716	szHint.flags |= USPosition;
		717
539	if (flags & XNegative) {	718	if (flags & XNegative)
		719	{
540	recalc_x = 1;	720	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	721	szHint.win_gravity = NorthEastGravity;
542	}	722	}
543	}	723	}
		724
544	if (flags & YValue) {	725	if (flags & YValue)
		726	{
545	R->szHint.y = y;	727	szHint.y = y;
546	R->szHint.flags |= USPosition;	728	szHint.flags |= USPosition;
		729
547	if (flags & YNegative) {	730	if (flags & YNegative)
		731	{
548	recalc_y = 1;	732	recalc_y = 1;
		733
549	if (R->szHint.win_gravity == NorthEastGravity)	734	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	735	szHint.win_gravity = SouthEastGravity;
551	else	736	else
552	R->szHint.win_gravity = SouthWestGravity;	737	szHint.win_gravity = SouthWestGravity;
553	}	738	}
554	}	739	}
555	}	740	}
		741
556	/* TODO: BOUNDS */	742	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	743	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	744	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	745	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	746	max_height = MAX_ROWS * fheight;
561		747
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	748	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		749
564	sb_w = mb_h = 0;	750	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	751	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	752
		753	if (scrollBar.state)
		754	{
567	sb_w = scrollbar_TotalWidth();	755	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	756	szHint.base_width += sb_w;
		757
569	if (!(R->Options & Opt_scrollBar_right))	758	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	759	window_vt_x += sb_w;
571	}	760	}
572	if (menubar_visible(R)) {	761
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;	762	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	763	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	764	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	765	szHint.min_height = szHint.base_height + szHint.height_inc;
581		766
582	if (width && width - R->szHint.base_width < max_width) {	767	if (newwidth && newwidth - szHint.base_width < max_width)
		768	{
583	R->szHint.width = width;	769	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	770	width = newwidth - szHint.base_width;
585	} else {	771	}
586	MIN_IT(R->TermWin.width, max_width);	772	else
		773	{
		774	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	775	szHint.width = szHint.base_width + width;
588	}	776	}
		777
589	if (height && height - R->szHint.base_height < max_height) {	778	if (newheight && newheight - szHint.base_height < max_height)
		779	{
590	R->szHint.height = height;	780	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	781	height = newheight - szHint.base_height;
592	} else {	782	}
593	MIN_IT(R->TermWin.height, max_height);	783	else
		784	{
		785	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	786	szHint.height = szHint.base_height + height;
595	}	787	}
		788
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	789	if (scrollBar.state && option (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	790	window_sb_x = szHint.width - sb_w;
598		791
599	if (recalc_x)	792	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	793	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	794
602	if (recalc_y)	795	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	796	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		797
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	798	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	799	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	}	800	}
613		801
614	/*----------------------------------------------------------------------*/	802	/*----------------------------------------------------------------------*/
615	/*	803	/*
616	* Tell the teletype handler what size the window is.	804	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	805	* Called after a window size change.
618	*/	806	*/
619	/* EXTPROTO */
620	void	807	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	808	rxvt_term::tt_winch ()
622	{	809	{
		810	if (pty->pty < 0)
		811	return;
		812
623	struct winsize ws;	813	struct winsize ws;
624		814
625	if (fd < 0)
626	return;
627	ws.ws_col = col;	815	ws.ws_col = ncol;
628	ws.ws_row = row;	816	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	817	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	818	ws.ws_ypixel = height;
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	819	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	820
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	821	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	822	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	}
636	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	823	if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	824	kill (-cmd_pid, SIGWINCH);
639	# endif
640	#endif	825	#endif
641	}	826	}
642		827
643	/*----------------------------------------------------------------------*/	828	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	829	/* set_fonts () - load and set the various fonts
645	/*	830	*
646	* init = 1 - initialize	831	* init = 1 - initialize
647	*	832	*
648	* fontname == FONT_UP - switch to bigger font	833	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	834	* fontname == FONT_DN - switch to smaller font
650	*/	835	*/
651	/* EXTPROTO */	836	bool
652	void	837	rxvt_term::set_fonts ()
653	rxvt_change_font(pR_ int init, const char *fontname)
654	{	838	{
655	}	839	rxvt_fontset *fs = new rxvt_fontset (this);
		840	rxvt_fontprop prop;
656		841
657	/* INTPROTO */	842	if (!fs
658	void	843	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659	rxvt_font_up_down(pR_ int n, int direction)	844	|| !fs->realize_font (1))
		845	{
		846	delete fs;
		847	return false;
		848	}
		849
		850	#if ENABLE_STYLES
		851	for (int i = RS_styleCount; --i; )
		852	if (fontset[i] != fontset[0])
		853	delete fontset[i];
		854	#endif
		855
		856	delete fontset[0];
		857	fontset[0] = fs;
		858
		859	prop = (*fs)[1]->properties ();
		860	prop.height += lineSpace;
		861
		862	fs->set_prop (prop, false);
		863
		864	fwidth = prop.width;
		865	fheight = prop.height;
		866	fbase = prop.ascent;
		867
		868	for (int style = 1; style < 4; style++)
		869	{
		870	#if ENABLE_STYLES
		871	const char *res = rs[Rs_font + style];
		872
		873	if (res && !*res)
		874	fontset[style] = fontset[0];
		875	else
		876	{
		877	fontset[style] = fs = new rxvt_fontset (this);
		878	rxvt_fontprop prop2 = prop;
		879
		880	if (res)
		881	{
		882	fs->populate (res);
		883	fs->set_prop (prop2, false);
		884	}
		885	else
		886	{
		887	fs->populate (fontset[0]->fontdesc);
		888
		889	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		890	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		891
		892	fs->set_prop (prop2, true);
		893	}
		894
		895	}
		896	#else
		897	fontset[style] = fontset[0];
		898	#endif
		899	}
		900
		901	if (parent[0])
		902	{
		903	resize_all_windows (0, 0, 0);
		904	scr_remap_chars ();
		905	scr_touch (true);
		906	}
		907
		908	return true;
		909	}
		910
		911	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660	{	912	{
		913	XChangeProperty (dpy, parent[0],
		914	prop, XA_STRING, 8, PropModeReplace,
		915	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		916	}
		917
		918	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		919	{
		920	wchar_t *ws = rxvt_mbstowcs (str, len);
		921	char *s = rxvt_wcstoutf8 (ws);
		922
		923	XChangeProperty (dpy, parent[0],
		924	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		925	(const unsigned char *)s, strlen (s));
		926
		927	free (s);
		928	free (ws);
661	}	929	}
662		930
663	/*----------------------------------------------------------------------*/	931	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	932	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	933	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	934	void
668	rxvt_set_title(pR_ const char *str)	935	rxvt_term::set_title (const char *str)
669	{	936	{
670	#ifndef SMART_WINDOW_TITLE	937	set_string_property (XA_WM_NAME, str);
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	938	#if ENABLE_EWMH
		939	set_utf8_property (xa[XA_NET_WM_NAME], str);
		940	#endif
		941	}
		942
		943	void
		944	rxvt_term::set_icon_name (const char *str)
		945	{
		946	set_string_property (XA_WM_ICON_NAME, str);
		947	#if ENABLE_EWMH
		948	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		949	#endif
		950	}
		951
		952	#ifdef XTERM_COLOR_CHANGE
		953	void
		954	rxvt_term::set_window_color (int idx, const char *color)
		955	{
		956	rxvt_color xcol;
		957	int i;
		958
		959	if (color == NULL || *color == '\0')
		960	return;
		961
		962	color = strdup (color);
		963	allocated.push_back ((void *)color);
		964	rs[Rs_color + idx] = color;
		965
		966	/* handle color aliases */
		967	if (isdigit (*color))
		968	{
		969	i = atoi (color);
		970
		971	if (i >= 8 && i <= 15)
		972	{ /* bright colors */
		973	i -= 8;
		974	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		975	goto done;
		976	}
		977
		978	if (i >= 0 && i <= 7)
		979	{ /* normal colors */
		980	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		981	goto done;
		982	}
		983	}
		984
		985	set_color (xcol, color);
		986
		987	/*
		988	* FIXME: should free colors here, but no idea how to do it so instead,
		989	* so just keep gobbling up the colormap
		990	*/
		991
		992	pix_colors_focused[idx] = xcol;
		993
		994	/* XSetWindowAttributes attr; */
		995	/* Cursor cursor; */
		996	done:
		997	/*TODO: handle Color_BD, scrollbar background, etc. */
		998
		999	update_fade_color (idx);
		1000	recolour_cursor ();
		1001	scr_recolour ();
		1002	}
		1003
672	#else	1004	#else
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
682	}
683
684	/* EXTPROTO */
685	void
686	rxvt_set_iconName(pR_ const char *str)
687	{
688	#ifndef SMART_WINDOW_TITLE
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
690	#else
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
700	}
701
702	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;
708	int i;
709
710	if (color == NULL || *color == '\0')
711	return;
712
713	/* handle color aliases */
714	if (isdigit(*color)) {
715	i = atoi(color);
716	if (i >= 8 && i <= 15) { /* bright colors */
717	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;
722	# endif
723	}
724	if (i >= 0 && i <= 7) { /* normal colors */
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];
726	SET_PIXCOLOR(R, idx);
727	goto Done;
728	}
729	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733
734	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap
737	*/
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
749	R->PixColors[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751
752	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */
754	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. */
760
761	rxvt_set_colorfgbg(aR);
762	rxvt_recolour_cursor(aR);
763	/* the only reasonable way to enforce a clean update */
764	rxvt_scr_poweron(aR);
765	}
766
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1005	# define set_window_color (idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */	1006	#endif /* XTERM_COLOR_CHANGE */
770		1007
771	/* EXTPROTO */
772	void	1008	void
773	rxvt_recolour_cursor(pR)	1009	rxvt_term::recolour_cursor ()
774	{	1010	{
775	rxvt_color xcol[2];	1011	XColor fg, bg;
776		1012
777	#if TODO	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
778	xcol[0] = R->PixColors[Color_pointer];	1014	? pix_colors_focused[Color_pointer_fg]
779	xcol[1] = R->PixColors[Color_bg];	1015	: pix_colors_focused[Color_fg]).get (fg);
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1016
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1017	(ISSET_PIXCOLOR (Color_pointer_bg)
782	#endif	1018	? pix_colors_focused[Color_pointer_bg]
		1019	: pix_colors_focused[Color_bg]).get (bg);
		1020
		1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
783	}	1022	}
784		1023
785	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
786	/*	1025	/*
787	* 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
788	*/	1027	*/
789	/* INTPROTO */
790	void	1028	void
791	rxvt_set_colorfgbg(pR)	1029	rxvt_term::set_colorfgbg ()
792	{	1030	{
793	unsigned int i;	1031	unsigned int i;
794	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		1034
797	R->env_colorfgbg =	1035	strcpy (fstr, "default");
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1036	strcpy (bstr, "default");
799	STRCPY(fstr, "default");
800	STRCPY(bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1038	if (pix_colors[Color_fg] == pix_colors[i])
		1039	{
803	sprintf(fstr, "%d", (i - Color_Black));	1040	sprintf (fstr, "%d", (i - Color_Black));
804	break;	1041	break;
805	}	1042	}
		1043
806	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1045	if (pix_colors[Color_bg] == pix_colors[i])
		1046	{
808	sprintf(bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1048	#ifdef XPM_BACKGROUND
810	xpmb = "default;";	1049	xpmb = "default;";
811	#endif	1050	#endif
812	break;	1051	break;
813	}	1052	}
		1053
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	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	}	1055	}
827		1056
828	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
829	/*
830	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>
832	*/
833		1058
834	/* EXTPROTO */	1059	bool
835	int	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837	{	1061	{
838	screen_in_out->set(aR_ colour);	1062	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;	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]);
846	}	1073	}
847		1074
848	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1078	void
853	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)
854	int ignoreparent)
855	{	1080	{
856	int fix_screen;	1081	int fix_screen;
		1082	int old_width = szHint.width;
		1083	int old_height = szHint.height;
857		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	{
858	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1093	/*
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>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1095	* reposition window on resize depending on placement on screen
869	*/	1096	*/
870	int x, y, x1, y1;	1097	int x, y, x1, y1;
871	int dx, dy;	1098	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1100	Window unused_cr;
874		1101
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1106	/*
880	* 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
881	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
882	*/	1109	*/
883	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
884	x -= x1;	1112	x -= x1;
885	y -= y1;	1113	y -= y1;
886	}	1114	}
887		1115
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1118	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1119	dy = old_height - szHint.height;
892		1120
893	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
895	dx = 0;	1123	dx = 0;
896	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
897	dx /= 2;	1125	dx /= 2;
898	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
899	dy = 0;	1127	dy = 0;
900	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
901	dy /= 2;	1129	dy /= 2;
902		1130
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1132	szHint.width, szHint.height);
905	#else	1133	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1135	#endif
909	}	1136	}
910		1137
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1139
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
914	if (scrollbar_visible(R)) {	1141	{
		1142	if (scrollBar.state)
		1143	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1144	XMoveResizeWindow (dpy, scrollBar.win,
		1145	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1147	resize_scrollbar ();
918	}	1148	}
919	if (menubar_visible(R))	1149
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1150	XMoveResizeWindow (dpy, vt,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1151	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());	1152	width, height);
925	#ifdef RXVT_GRAPHICS	1153
926	if (R->old_height)
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928	R->old_height - R->szHint.base_height);
929	#endif
930	rxvt_scr_clear(aR);
931	#ifdef XPM_BACKGROUND	1154	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);	1155	/* TODO: replace with update_pixmap() that should unify transparency and bg image handling ! */
		1156	if (bgPixmap.window_size_sensitive ())
		1157	bgPixmap.render ();
933	#endif	1158	#endif
934	}
935		1159
		1160	scr_clear ();
		1161	}
		1162
936	if (fix_screen || R->old_height == 0) {	1163	if (fix_screen || old_height == 0)
937	int curr_screen = -1;	1164	scr_reset ();
938	uint16_t old_ncol = R->prev_ncol;
939		1165
940	/* scr_reset only works on the primary screen */	1166	// 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 */	1167	//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		1168
950	R->old_width = R->szHint.width;	1169	#ifdef HAVE_BG_PIXMAP
951	R->old_height = R->szHint.height;	1170	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1171	// if (bgPixmap.pixmap)
		1172	// scr_touch (false);
		1173	#endif
952		1174
953	#ifdef USE_XIM	1175	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1176	IMSetPosition ();
955	#endif	1177	#endif
956	}	1178	}
957		1179
958	/*	1180	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1181	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1182	* good for toggling 80/132 columns
961	*/	1183	*/
962	/* EXTPROTO */
963	void	1184	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1185	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965	{	1186	{
966	XWindowAttributes wattr;	1187	XWindowAttributes wattr;
967		1188
968	if (width == 0 || height == 0) {	1189	if (newwidth == 0 || newheight == 0)
		1190	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1191	XGetWindowAttributes (dpy, display->root, &wattr);
		1192
970	if (width == 0)	1193	if (newwidth == 0)
971	width = wattr.width - R->szHint.base_width;	1194	newwidth = wattr.width - szHint.base_width;
972	if (height == 0)	1195	if (newheight == 0)
973	height = wattr.height - R->szHint.base_height;	1196	newheight = wattr.height - szHint.base_height;
		1197	}
		1198
		1199	if (newwidth != width || newheight != height)
974	}	1200	{
975	if (width != R->TermWin.width || height != R->TermWin.height) {
976	width += R->szHint.base_width;	1201	newwidth += szHint.base_width;
977	height += R->szHint.base_height;	1202	newheight += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1203	resize_all_windows (newwidth, newheight, 0);
979	}	1204	}
980	}	1205	}
981		1206
982	/* -------------------------------------------------------------------- *	1207	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1208	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1209	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1210	#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		1211
996	/* INTPROTO */
997	void	1212	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1213	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999	{	1214	{
1000	*fg = R->PixColors[Color_fg];	1215	fg = pix_colors [Color_fg];
1001	*bg = R->PixColors[Color_bg];	1216	bg = pix_colors [Color_bg];
		1217	}
		1218
		1219	void
		1220	rxvt_term::im_set_size (XRectangle &size)
		1221	{
		1222	// the int_bwidth terms make no sense to me
		1223	size.x = int_bwidth;
		1224	size.y = int_bwidth;
		1225	size.width = Width2Pixel (ncol) + int_bwidth;
		1226	size.height = Height2Pixel (nrow) + int_bwidth;
		1227	}
		1228
		1229	void
		1230	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1231	XRectangle &status_rect,
		1232	const XRectangle &needed_rect)
		1233	{
		1234	preedit_rect.x = needed_rect.width;
		1235	preedit_rect.y = 0;
		1236	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1237	preedit_rect.height = fheight;
		1238
		1239	status_rect.x = 0;
		1240	status_rect.y = 0;
		1241	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1242	status_rect.height = fheight;
1002	}	1243	}
1003		1244
1004	/* Checking whether input method is running. */	1245	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1246	bool
1007	rxvt_IMisRunning(pR)	1247	rxvt_term::IMisRunning ()
1008	{	1248	{
1009	char *p;	1249	char *p;
1010	Atom atom;	1250	Atom atom;
1011	Window win;	1251	Window win;
1012	char server[IMBUFSIZ];	1252	char server[IMBUFSIZ];
1013		1253
1014	/* get current locale modifier */	1254	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1255	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1256	{
1016	STRCPY(server, "@server=");	1257	strcpy (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1258	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1259
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1260	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1261	*p = '\0';
1020		1262
1021	atom = XInternAtom(R->Xdisplay, server, False);	1263	atom = XInternAtom (dpy, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1264	win = XGetSelectionOwner (dpy, atom);
		1265
1023	if (win != None)	1266	if (win != None)
1024	return True;	1267	return True;
1025	}	1268	}
		1269
1026	return False;	1270	return False;
1027	}	1271	}
1028		1272
1029	/* EXTPROTO */
1030	void	1273	void
1031	rxvt_IMSendSpot(pR)	1274	rxvt_term::IMSendSpot ()
1032	{	1275	{
1033	XPoint spot;	1276	XPoint nspot;
1034	XVaNestedList preedit_attr;	1277	XVaNestedList preedit_attr;
1035		1278
1036	if (R->Input_Context == NULL	1279	if (!Input_Context
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1280	|| !focus
1038	|| !(R->event_type == KeyPress	1281	|| !(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;	1282	return;
1045		1283
1046	rxvt_setPosition(aR_ & spot);	1284	im_set_position (nspot);
1047		1285
		1286	if (nspot.x == spot.x && nspot.y == spot.y)
		1287	return;
		1288
		1289	spot = nspot;
		1290
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1291	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1292	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1293	XFree (preedit_attr);
1051	}	1294	}
1052		1295
1053	/* EXTPROTO */
1054	void	1296	void
1055	rxvt_setTermFontSet(pR_ int idx)	1297	rxvt_term::im_destroy ()
1056	{	1298	{
1057	char *string;	1299	if (input_method)
1058	long length;	1300	{
1059	int success = 0;	1301	if (Input_Context && input_method->xim)
		1302	XDestroyIC (Input_Context);
1060		1303
1061	if (idx < 0 || idx >= MAX_NFONTS)	1304	display->put_xim (input_method);
1062	return;	1305	input_method = 0;
1063	}	1306	}
1064		1307
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;	1308	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	}	1309	}
1107		1310
1108	/*	1311	#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		1312
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1313	static void
1129	if (R->Input_Context)	1314	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130	return;	1315	{
		1316	((rxvt_term *)client_data)->make_current ();
		1317	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1318	}
1131		1319
1132	found = had_im = 0;	1320	static void
1133	p = R->rs[Rs_inputMethod];	1321	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134	if (p && *p) {	1322	{
1135	had_im = 1;	1323	((rxvt_term *)client_data)->make_current ();
1136	s = rxvt_splitcommastring(p);	1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137	for (i = 0; s[i]; i++) {	1325	}
1138	if (*s[i]) {	1326
1139	STRCPY(buf, "@im=");	1327	static void
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1328	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1329	{
1142	&& (rxvt_IM_get_IC(aR) == True)) {	1330	rxvt_term *term = (rxvt_term *)client_data;
1143	found = 1;	1331	XIMText *text = call_data->text;
1144	break;	1332
1145	}	1333	term->make_current ();
1146	}	1334
		1335	if (text)
		1336	{
		1337	void *str;
		1338
		1339	if (!text->encoding_is_wchar && text->string.multi_byte)
		1340	{
		1341	// of course, X makes it ugly again
		1342	if (term->rs[Rs_imLocale])
		1343	SET_LOCALE (term->rs[Rs_imLocale]);
		1344
		1345	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1346	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1347
		1348	if (term->rs[Rs_imLocale])
		1349	SET_LOCALE (term->locale);
1147	}	1350	}
1148	for (i = 0; s[i]; i++)	1351	else
1149	free(s[i]);	1352	str = (void *)text->string.wide_char;
1150	free(s);	1353
		1354	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1355	DT_INT, call_data->caret,
		1356	DT_INT, call_data->chg_first,
		1357	DT_INT, call_data->chg_length,
		1358	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1359	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1360	DT_END));
1151	}	1361	}
1152	if (found)	1362	else
1153	return;	1363	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1154		1364	DT_INT, call_data->caret,
1155	/* try with XMODIFIERS env. var. */	1365	DT_INT, call_data->chg_first,
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1366	DT_INT, call_data->chg_length,
1157	rxvt_IM_get_IC(aR);	1367	DT_END));
1158	return;
1159	}
1160
1161	/* try with no modifiers base IF the user didn't specify an IM */
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163	&& rxvt_IM_get_IC(aR) == True)
1164	return;
1165	}	1368	}
		1369
		1370	#if 0
		1371	static void
		1372	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1373	{
		1374	((rxvt_term *)client_data)->make_current ();
		1375	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1376	DT_INT, call_data->position,
		1377	DT_INT, call_data->direction,
		1378	DT_INT, call_data->style,
		1379	DT_END));
		1380	}
		1381	#endif
		1382
		1383	#endif
1166		1384
1167	/*	1385	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1386	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1387	* open a suitable preedit type
1170	*/	1388	*/
1171	/* INTPROTO */
1172	Bool	1389	bool
1173	rxvt_IM_get_IC(pR)	1390	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1391	{
1175	int i, j, found;	1392	int i, j, found;
1176	XIM xim;	1393	XIM xim;
1177	XPoint spot;	1394	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1395	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1396	unsigned long fg, bg;
1180	const char *p;	1397	const char *p;
1181	char **s;	1398	char **s;
1182	XIMStyles *xim_styles;	1399	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1400	#ifdef ENABLE_XIM_ONTHESPOT
1184	XIMCallback ximcallback;	1401	XIMCallback xcb[4];
		1402	#endif
1185		1403
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1404	set_environ (envv);
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1405
1188	if (xim == NULL)	1406	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189	return False;	1407	return false;
1190		1408
		1409	input_method = display->get_xim (locale, modifiers);
		1410	if (input_method == NULL)
		1411	return false;
		1412
		1413	xim = input_method->xim;
		1414	spot.x = spot.y = -1;
		1415
1191	xim_styles = NULL;	1416	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1417	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1418	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1419	{
		1420	im_destroy ();
1195	return False;	1421	return false;
		1422	}
		1423
		1424	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1425
		1426	for (int pi = 0; pi < 2; pi++)
1196	}	1427	{
		1428	p = pet[pi];
1197		1429
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1430	if (!p)
1199	: "OverTheSpot,OffTheSpot,Root";	1431	continue;
		1432
1200	s = rxvt_splitcommastring(p);	1433	s = rxvt_splitcommastring (p);
		1434
1201	for (i = found = 0; !found && s[i]; i++) {	1435	for (i = found = 0; !found && s[i]; i++)
		1436	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1437	if (!strcmp (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1438	input_style = XIMPreeditPosition | XIMStatusNothing;
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1439	else if (!strcmp (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1440	input_style = XIMPreeditArea | XIMStatusArea;
1206	else if (!STRCMP(s[i], "Root"))	1441	else if (!strcmp (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1442	input_style = XIMPreeditNothing | XIMStatusNothing;
		1443	else if (!strcmp (s[i], "None"))
		1444	input_style = XIMPreeditNone | XIMStatusNone;
		1445	#ifdef ENABLE_XIM_ONTHESPOT
		1446	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1447	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1448	#endif
		1449	else
		1450	input_style = XIMPreeditNothing | XIMStatusNothing;
1208		1451
1209	for (j = 0; j < xim_styles->count_styles; j++)	1452	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1453	if (input_style == xim_styles->supported_styles[j])
		1454	{
		1455	rxvt_freecommastring (s);
		1456
1211	found = 1;	1457	found = 1;
		1458	goto foundpet;
		1459	}
		1460
		1461	}
		1462
		1463	rxvt_freecommastring (s);
		1464	}
		1465
		1466	foundpet:
		1467
		1468	XFree (xim_styles);
		1469
		1470	if (!found)
		1471	{
		1472	im_destroy ();
		1473	return false;
		1474	}
		1475
		1476	XFontSet fs = 0;
		1477	XVaNestedList preedit_attr = 0, status_attr = 0;
		1478
		1479	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1480	{
		1481	// fake us a font-set, please
		1482	char **missing_charset_list;
		1483	int missing_charset_count;
		1484	char *def_string;
		1485	char pat[512];
		1486
		1487	sprintf (pat,
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1490	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1491	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1492	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1493	"*",
		1494	fheight,
		1495	fheight + 1, fheight - 1,
		1496	fheight - 2, fheight + 2);
		1497
		1498	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1499	&missing_charset_list, &missing_charset_count, &def_string);
		1500
		1501	if (missing_charset_list)
		1502	XFreeStringList (missing_charset_list);
		1503
		1504	if (!fs)
		1505	{
		1506	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1507	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1508	}
		1509	}
		1510
		1511	if (input_style & XIMPreeditPosition)
		1512	{
		1513	im_set_size (rect);
		1514	im_set_position (spot);
		1515	im_set_color (fg, bg);
		1516
		1517	preedit_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
		1519	XNBackground, bg,
		1520	XNArea, &rect,
		1521	XNSpotLocation, &spot,
		1522	XNFontSet, fs,
		1523	NULL);
		1524	}
		1525	else if (input_style & XIMPreeditArea)
		1526	{
		1527	im_set_color (fg, bg);
		1528
		1529	/*
		1530	* The necessary width of preedit area is unknown
		1531	* until create input context.
		1532	*/
		1533	needed_rect.width = 0;
		1534	im_set_preedit_area (rect, status_rect, needed_rect);
		1535
		1536	preedit_attr = XVaCreateNestedList (0,
		1537	XNForeground, fg,
		1538	XNBackground, bg,
		1539	XNArea, &rect,
		1540	XNFontSet, fs,
		1541	NULL);
		1542	status_attr = XVaCreateNestedList (0,
		1543	XNForeground, fg,
		1544	XNBackground, bg,
		1545	XNArea, &status_rect,
		1546	XNFontSet, fs,
		1547	NULL);
		1548	}
		1549	#if ENABLE_XIM_ONTHESPOT
		1550	else if (input_style & XIMPreeditCallbacks)
		1551	{
		1552	im_set_position (spot);
		1553
		1554	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1555	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1556	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1557	# if 0
		1558	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1559	# endif
		1560
		1561	preedit_attr = XVaCreateNestedList (0,
		1562	XNSpotLocation, &spot,
		1563	XNPreeditStartCallback, &xcb[0],
		1564	XNPreeditDoneCallback , &xcb[1],
		1565	XNPreeditDrawCallback , &xcb[2],
		1566	# if 0
		1567	XNPreeditCaretCallback, &xcb[3],
		1568	# endif
		1569	NULL);
		1570	}
		1571	#endif
		1572
		1573	Input_Context = XCreateIC (xim,
		1574	XNInputStyle, input_style,
		1575	XNClientWindow, vt,
		1576	XNFocusWindow, parent[0],
		1577	preedit_attr ? XNPreeditAttributes : NULL,
		1578	preedit_attr,
		1579	status_attr ? XNStatusAttributes : NULL,
		1580	status_attr, NULL);
		1581
		1582	if (preedit_attr) XFree (preedit_attr);
		1583	if (status_attr) XFree (status_attr);
		1584	if (fs) XFreeFontSet (dpy, fs);
		1585
		1586	if (Input_Context == NULL)
		1587	{
		1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1589	im_destroy ();
		1590	return false;
		1591	}
		1592
		1593	#if 0
		1594	// unfortunately, only the focus window is used by XIM, hard to fix
		1595	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1596	vt_select_input ();
		1597	#endif
		1598
		1599	IMSetPosition ();
		1600
		1601	return true;
		1602	}
		1603
		1604	void
		1605	rxvt_term::im_cb ()
		1606	{
		1607	int i;
		1608	const char *p;
		1609	char **s;
		1610	char buf[IMBUFSIZ];
		1611
		1612	make_current ();
		1613
		1614	im_destroy ();
		1615
		1616	if (Input_Context)
		1617	return;
		1618
		1619	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1620	if (rs[Rs_imLocale])
		1621	SET_LOCALE (rs[Rs_imLocale]);
		1622	#endif
		1623
		1624	p = rs[Rs_inputMethod];
		1625	if (p && *p)
		1626	{
		1627	bool found = false;
		1628
		1629	s = rxvt_splitcommastring (p);
		1630
		1631	for (i = 0; s[i]; i++)
		1632	{
		1633	if (*s[i])
		1634	{
		1635	strcpy (buf, "@im=");
		1636	strncat (buf, s[i], IMBUFSIZ - 5);
		1637	if (IM_get_IC (buf))
		1638	{
		1639	found = true;
1212	break;	1640	break;
		1641	}
1213	}	1642	}
1214	}	1643	}
1215	for (i = 0; s[i]; i++)
1216	free(s[i]);
1217	free(s);
1218	XFree(xim_styles);
1219		1644
		1645	rxvt_freecommastring (s);
		1646
1220	if (!found) {	1647	if (found)
1221	XCloseIM(xim);	1648	goto done;
1222	return False;
1223	}	1649	}
1224		1650
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1651	/* try with XMODIFIERS env. var. */
		1652	if (IM_get_IC (""))
		1653	goto done;
1226		1654
1227	/* XXX: not sure why we need this (as well as IC one below) */	1655	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1656	if (IM_get_IC ("@im=none"))
		1657	goto done;
1229		1658
1230	preedit_attr = status_attr = NULL;	1659	done:
1231		1660	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1661	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1662	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1663	#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	}	1664	}
1284		1665
1285	/* EXTPROTO */
1286	void	1666	void
1287	rxvt_IMSetStatusPosition(pR)	1667	rxvt_term::IMSetPosition ()
1288	{	1668	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1669	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1670	XVaNestedList preedit_attr, status_attr;
1291		1671
1292	if (R->Input_Context == NULL	1672	if (!Input_Context
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1673	|| !focus
		1674	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1294	|| !rxvt_IMisRunning(aR))	1675	|| !IMisRunning ())
1295	return;	1676	return;
1296		1677
		1678	if (input_style & XIMPreeditPosition)
		1679	{
		1680	im_set_size (preedit_rect);
		1681	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1682
		1683	XSetICValues (Input_Context,
		1684	XNPreeditAttributes, preedit_attr, NULL);
		1685	}
		1686	else
		1687	{
1297	/* Getting the necessary width of preedit area */	1688	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1689	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1690	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1691	XFree (status_attr);
1301		1692
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1693	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1694	XFree (needed_rect);
1303		1695
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1696	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1697	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1698
1307	XSetICValues(R->Input_Context,	1699	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1700	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1701	XNStatusAttributes, status_attr,
		1702	NULL);
1310		1703
		1704	XFree (status_attr);
		1705	}
		1706
1311	XFree(preedit_attr);	1707	XFree (preedit_attr);
1312	XFree(status_attr);
1313	}	1708	}
1314	#endif /* USE_XIM */	1709	#endif /* USE_XIM */
1315		1710
1316	/*----------------------------------------------------------------------*/
1317	rxvt_t rxvt_current_term;
1318
1319	/*----------------------- end-of-file (C source) -----------------------*/	1711	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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