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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.29 by pcg, Wed Feb 11 08:13:45 2004 UTC vs.
Revision 1.199 by root, Tue Jan 24 19:40:12 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
35		37
		38	#include <limits>
		39
36	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
37		42
38	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	44	# include <grp.h>
40	#endif	45	#endif
41		46
42	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	48	# include <termios.h>
44	#endif	49	#endif
45		50
46	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
47		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
48	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
49		57
50	void	58	bool
51	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
52	{	60	{
53	if (locale && STRNCMP (locale, curlocale, 128))	61	if (!locale || !strncmp (locale, curlocale, 128))
54	{	62	return false;
		63
55	STRNCPY (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
56	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
57	}	66	return true;
58	}	67	}
59		68
60	void *	69	void
61	rxvt_term::operator new (size_t s)	70	rxvt_push_locale (const char *locale) NOTHROW
62	{	71	{
63	void *p = malloc (s);	72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
64		75
65	MEMSET (p, 0, s);	76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
		80	}
		81
		82	#if ENABLE_COMBINING
		83	class rxvt_composite_vec rxvt_composite;
		84
		85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		86	{
		87	compose_char *cc;
		88
		89	// break compose chains, as stupid readline really likes to duplicate
		90	// composing characters for some reason near the end of a line.
		91	cc = (*this)[c1];
		92	while (cc)
		93	{
		94	if (cc->c2 == c2) return c1;
		95	cc = (*this)[cc->c1];
		96	}
		97
		98	// check to see wether this combination already exists otherwise
		99	for (cc = v.end (); cc-- > v.begin (); )
		100	{
		101	if (cc->c1 == c1 && cc->c2 == c2)
		102	return COMPOSE_LO + (cc - v.begin ());
		103	}
		104
		105	// allocate a new combination
		106	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		107	{
		108	static int seen;
		109
		110	if (!seen++)
		111	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		112
		113	return REPLACEMENT_CHAR;
		114	}
		115
		116	v.push_back (compose_char (c1, c2));
		117
		118	return v.size () - 1 + COMPOSE_LO;
		119	}
		120
		121	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		122	{
		123	compose_char *cc = (*this)[c];
		124
		125	if (!cc)
		126	{
		127	if (r) *r = c;
		128	return 1;
		129	}
		130
		131	int len = expand (cc->c1, r);
		132
		133	if (r) r += len;
		134
		135	if (cc->c2 != NOCHAR)
		136	{
		137	len++;
		138	if (r) *r++ = cc->c2;
		139	}
		140
66	return p;	141	return len;
67	}
68		142
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	143	}
		144	#endif
74		145
75	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
76	:	147	:
		148	#if TRANSPARENT
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
78	termwin_ev (this, &rxvt_term::x_cb),	178	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),	180	child_ev (this, &rxvt_term::child_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif
86	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif
89	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif
92	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif
95	check_ev (this, &rxvt_term::check_cb),	181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	185	incr_ev (this, &rxvt_term::incr_cb)
		186	{
		187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
		204	}
		205
		206	rxvt_term::~rxvt_term ()
		207	{
		208	termlist.erase (find (termlist.begin (), termlist.end(), this));
		209
		210	emergency_cleanup ();
		211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
		216	#endif
		217	delete fontset[0];
		218
		219	if (display)
		220	{
		221	dDisp;
		222
		223	selection_clear ();
		224
99	#ifdef USE_XIM	225	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	226	im_destroy ();
101	#endif	227	#endif
102	{	228	#ifdef XTERM_SCROLLBAR
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	229	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
104	}	230	if (ShadowGC) XFreeGC (disp, ShadowGC);
		231	#endif
		232	#ifdef PLAIN_SCROLLBAR
		233	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		234	#endif
		235	#ifdef NEXT_SCROLLBAR
		236	if (blackGC) XFreeGC (disp, blackGC);
		237	if (whiteGC) XFreeGC (disp, whiteGC);
		238	if (grayGC) XFreeGC (disp, grayGC);
		239	if (darkGC) XFreeGC (disp, darkGC);
		240	if (stippleGC) XFreeGC (disp, stippleGC);
		241	if (dimple) XFreePixmap (disp, dimple);
		242	if (upArrow) XFreePixmap (disp, upArrow);
		243	if (downArrow) XFreePixmap (disp, downArrow);
		244	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		245	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		246	#endif
		247	#ifdef RXVT_SCROLLBAR
		248	if (topShadowGC) XFreeGC (disp, topShadowGC);
		249	if (botShadowGC) XFreeGC (disp, botShadowGC);
		250	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		251	#endif
		252	if (gc) XFreeGC (disp, gc);
105		253
106	rxvt_term::~rxvt_term ()	254	delete drawable;
107	{	255	// destroy all windows
108	if (cmd_fd >= 0)	256	if (parent[0])
109	close (cmd_fd);	257	XDestroyWindow (disp, parent[0]);
		258	}
		259
		260	// TODO: free pixcolours, colours should become part of rxvt_display
		261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
		265
		266	displays.put (display);
110		267
111	scr_release ();	268	scr_release ();
112		269
		270	/* clear all resources */
		271	for (int i = 0; i < allocated.size (); i++)
		272	free (allocated [i]);
		273
		274	free (selection.text);
		275	// TODO: manage env vars in child only(!)
		276	free (env_windowid);
		277	free (env_display);
		278	free (env_term);
		279	free (env_colorfgbg);
113	free (locale);	280	free (locale);
114	free (codeset);	281	free (v_buffer);
		282	free (incr_buf);
115		283
116	#ifndef NO_SETOWNER_TTYDEV	284	delete envv;
117	privileged_ttydev (RESTORE);	285	delete argv;
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		286
123	// TODO: free pixcolours, colours should become part of rxvt_display	287	#ifdef KEYSYM_RESOURCE
		288	delete keyboard;
		289	#endif
		290	}
124		291
125	delete PixColors;	292	// child has exited, usually destroys
		293	void
		294	rxvt_term::child_cb (child_watcher &w, int status)
		295	{
		296	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126		297
127	displays.put (display);	298	cmd_pid = 0;
		299
		300	if (!OPTION (Opt_hold))
		301	destroy ();
128	}	302	}
129		303
130	void	304	void
131	rxvt_term::destroy ()	305	rxvt_term::destroy ()
132	{	306	{
		307	if (destroy_ev.active)
		308	return;
		309
		310	if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
		311	return;
		312
		313	#if ENABLE_OVERLAY
		314	scr_overlay_off ();
		315	#endif
		316
133	if (display)	317	if (display)
134	{	318	{
135	if (TermWin.parent[0])	319	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	320	im_ev.stop (display);
137		321	#endif
		322	#if HAVE_SCROLLBARS
		323	scrollbar_ev.stop (display);
		324	#endif
		325	#if TRANSPARENT
		326	rootwin_ev.stop (display);
		327	#endif
		328	incr_ev.stop ();
138	termwin_ev.stop (display);	329	termwin_ev.stop (display);
139	vt_ev.stop (display);	330	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	331	}
152		332
153	check_ev.stop ();	333	check_ev.stop ();
154	pty_ev.stop ();	334	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	335	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	336	cursor_blink_ev.stop ();
157	#endif	337	#endif
158	#ifdef TEXT_BLINK	338	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	339	text_blink_ev.stop ();
160	#endif	340	#endif
		341	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		342	cont_scroll_ev.stop ();
		343	#endif
		344	#ifdef SELECTION_SCROLLING
		345	sel_scroll_ev.stop ();
		346	#endif
161	#ifdef POINTER_BLANK	347	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	348	pointer_ev.stop ();
163	#endif	349	#endif
164		350
165	destroy_ev.start (0);	351	destroy_ev.start (0);
166	}	352	}
167		353
168	void	354	void
169	rxvt_term::destroy_cb (time_watcher &w)	355	rxvt_term::destroy_cb (time_watcher &w)
170	{	356	{
171	SET_R (this);	357	make_current ();
172		358
173	delete this;	359	delete this;
174	}
175
176	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */
178	/* LIBPROTO */
179	rxvt_t
180	rxvt_init (int argc, const char *const *argv)
181	{
182	SET_R (new rxvt_term);
183
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185	{
186	delete GET_R;
187	SET_R (0);
188	}
189
190	return GET_R;
191	}
192
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195	void
196	rxvt_init_signals ()
197	{
198	/* install exit handler for cleanup */
199	#if 0
200	#ifdef HAVE_ATEXIT
201	atexit(rxvt_clean_exit);
202	#else
203	#endif
204	#endif
205
206	struct sigaction sa;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}
223
224	bool
225	rxvt_term::init (int argc, const char *const *argv)
226	{
227	/*
228	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems
233	*/
234	privileges (SAVE);
235	privileges (IGNORE);
236
237	init_secondary ();
238
239	const char **cmd_argv = init_resources (argc, argv);
240
241	set_locale ("");
242
243	#if (MENUBAR_MAX)
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal(sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill(getpid(), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;
347	}	360	}
348		361
349	/*----------------------------------------------------------------------*/	362	/*----------------------------------------------------------------------*/
350	/*	363	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes	364	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can	365	* TODO: if debugging, this should free up any known resources if we can
353	*/	366	*/
354	/* EXTPROTO */	367	static XErrorHandler old_xerror_handler;
		368
		369	static void
		370	rxvt_emergency_cleanup ()
		371	{
		372	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		373	(*t)->emergency_cleanup ();
		374	}
		375
		376	#if ENABLE_FRILLS
		377	static void
		378	print_x_error (Display *dpy, XErrorEvent *event)
		379	{
		380	char buffer[BUFSIZ];
		381	char mesg[BUFSIZ];
		382	char number[32];
		383	char *mtype = "XlibMessage";
		384	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		385	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		386	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		387	rxvt_warn ("%s: %s\n", mesg, buffer);
		388	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		390	sprintf(number, "%d", event->request_code);
		391	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		392	rxvt_warn ("(which is %s)\n", buffer);
		393	if (event->request_code >= 128) {
		394	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		395	mesg, BUFSIZ);
		396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		397	}
		398	if ((event->error_code == BadWindow) ||
		399	(event->error_code == BadPixmap) ||
		400	(event->error_code == BadCursor) ||
		401	(event->error_code == BadFont) ||
		402	(event->error_code == BadDrawable) ||
		403	(event->error_code == BadColor) ||
		404	(event->error_code == BadGC) ||
		405	(event->error_code == BadIDChoice) ||
		406	(event->error_code == BadValue) ||
		407	(event->error_code == BadAtom)) {
		408	if (event->error_code == BadValue)
		409	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		410	mesg, BUFSIZ);
		411	else if (event->error_code == BadAtom)
		412	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		413	mesg, BUFSIZ);
		414	else
		415	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		416	mesg, BUFSIZ);
		417	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		418	}
		419	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		422	}
		423	#endif
		424
		425	int
		426	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		427	{
		428	if (GET_R->allowedxerror == -1)
		429	GET_R->allowedxerror = event->error_code;
		430	else
		431	{
		432	// GET_R is most likely not the terminal which caused the error,
		433	// so just output the error and continue
		434	#if ENABLE_FRILLS
		435	print_x_error (display, event);
		436	#else
		437	old_xerror_handler (display, event);
		438	#endif
		439	}
		440
		441	return 0;
		442	}
		443
		444	int
		445	rxvt_xioerror_handler (Display *display)
		446	{
		447	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		448	DisplayString (display));
		449	rxvt_emergency_cleanup ();
		450	_exit (EXIT_FAILURE);
		451	}
		452
		453	/*----------------------------------------------------------------------*/
		454	bool
		455	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		456	{
		457	this->envv = envv;
		458
		459	SET_R (this);
		460	set_locale ("");
		461	set_environ (envv); // few things in X do not call setlocale :(
		462
		463	if (!init_vars ())
		464	return false;
		465
		466	init_secondary ();
		467
		468	const char **cmd_argv = init_resources (argc, argv);
		469
		470	#ifdef KEYSYM_RESOURCE
		471	keyboard->register_done ();
		472	#endif
		473
		474	#ifdef HAVE_SCROLLBARS
		475	if (OPTION (Opt_scrollBar))
		476	scrollBar.setIdle (); /* set existence for size calculations */
		477	#endif
		478
		479	pty = ptytty::create ();
		480
		481	create_windows (argc, argv);
		482
		483	dDisp;
		484
		485	init_xlocale ();
		486
		487	scr_reset (); // initialize screen
		488
		489	#if 0
		490	XSynchronize (disp, True);
		491	#endif
		492
		493	#ifdef HAVE_SCROLLBARS
		494	if (OPTION (Opt_scrollBar))
		495	resize_scrollbar (); /* create and map scrollbar */
		496	#endif
		497	#ifdef TRANSPARENT
		498	if (OPTION (Opt_transparent))
		499	{
		500	XSelectInput (disp, display->root, PropertyChangeMask);
		501	check_our_parents ();
		502	rootwin_ev.start (display, display->root);
		503	}
		504	#endif
		505
		506	set_colorfgbg ();
		507
		508	init_command (cmd_argv);
		509
		510	free (cmd_argv);
		511
		512	if (pty->pty >= 0)
		513	pty_ev.start (pty->pty, EVENT_READ);
		514
		515	check_ev.start ();
		516
		517	HOOK_INVOKE ((this, HOOK_START, DT_END));
		518
		519	XMapWindow (disp, vt);
		520	XMapWindow (disp, parent[0]);
		521
		522	return true;
		523	}
		524
		525	static struct sig_handlers
		526	{
		527	sig_watcher sw_term, sw_int;
		528
		529	/*
		530	* Catch a fatal signal and tidy up before quitting
		531	*/
355	void	532	void
356	rxvt_clean_exit ()	533	sig_term (sig_watcher &w)
		534	{
		535	rxvt_emergency_cleanup ();
		536	signal (w.signum, SIG_DFL);
		537	kill (getpid (), w.signum);
		538	}
		539
		540	sig_handlers ()
		541	: sw_term (this, &sig_handlers::sig_term),
		542	sw_int (this, &sig_handlers::sig_term)
		543	{
		544	}
		545	} sig_handlers;
		546
		547	char **rxvt_environ; // startup environment
		548
		549	void
		550	rxvt_init ()
357	{	551	{
358	GET_R->destroy ();	552	ptytty::init ();
		553
		554	rxvt_environ = environ;
		555
		556	signal (SIGHUP, SIG_IGN);
		557	signal (SIGPIPE, SIG_IGN);
		558
		559	sig_handlers.sw_term.start (SIGTERM);
		560	sig_handlers.sw_int.start (SIGINT);
		561
		562	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		563	/* signal (SIGURG, SIG_DFL); */
		564
		565	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		566	// TODO: handle this with exceptions and tolerate the memory loss
		567	XSetIOErrorHandler (rxvt_xioerror_handler);
		568
		569	XrmInitialize ();
359	}	570	}
360		571
361	/* ------------------------------------------------------------------------- *	572	/* ------------------------------------------------------------------------- *
362	* MEMORY ALLOCATION WRAPPERS *	573	* MEMORY ALLOCATION WRAPPERS *
363	* ------------------------------------------------------------------------- */	574	* ------------------------------------------------------------------------- */
364	/* EXTPROTO */	575	void *
365	void *
366	rxvt_malloc(size_t size)	576	rxvt_malloc (size_t size)
367	{	577	{
368	void *p;
369
370	p = malloc(size);	578	void *p = malloc (size);
		579
371	if (p)	580	if (!p)
		581	rxvt_fatal ("memory allocation failure. aborting.\n");
		582
372	return p;	583	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	584	}
379		585
380	/* EXTPROTO */	586	void *
381	void *
382	rxvt_calloc(size_t number, size_t size)	587	rxvt_calloc (size_t number, size_t size)
383	{	588	{
384	void *p;
385
386	p = calloc(number, size);	589	void *p = calloc (number, size);
		590
387	if (p)	591	if (!p)
		592	rxvt_fatal ("memory allocation failure. aborting.\n");
		593
388	return p;	594	return p;
389
390	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit();
392	exit(EXIT_FAILURE);
393	/* NOTREACHED */
394	}	595	}
395		596
396	/* EXTPROTO */	597	void *
397	void *
398	rxvt_realloc(void *ptr, size_t size)	598	rxvt_realloc (void *ptr, size_t size)
399	{	599	{
400	void *p;
401
402	if (ptr)
403	p = realloc(ptr, size);	600	void *p = realloc (ptr, size);
404	else	601
405	p = malloc(size);
406	if (p)	602	if (!p)
		603	rxvt_fatal ("memory allocation failure. aborting.\n");
		604
407	return p;	605	return p;
408
409	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410	rxvt_clean_exit();
411	exit(EXIT_FAILURE);
412	/* NOTREACHED */
413	}	606	}
414
415	/* ------------------------------------------------------------------------- *
416	* PRIVILEGED OPERATIONS *
417	* ------------------------------------------------------------------------- */
418	/* take care of suid/sgid super-user (root) privileges */
419	void
420	rxvt_term::privileges (int mode)
421	{
422	#if ! defined(__CYGWIN32__)
423	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424	/* setreuid() is the poor man's setuid(), seteuid() */
425	# define seteuid(a) setreuid(-1, (a))
426	# define setegid(a) setregid(-1, (a))
427	# define HAVE_SETEUID
428	# endif
429	# ifdef HAVE_SETEUID
430	switch (mode)
431	{
432	case IGNORE:
433	/*
434	* change effective uid/gid - not real uid/gid - so we can switch
435	* back to root later, as required
436	*/
437	seteuid(getuid());
438	setegid(getgid());
439	break;
440	case SAVE:
441	euid = geteuid();
442	egid = getegid();
443	break;
444	case RESTORE:
445	seteuid(euid);
446	setegid(egid);
447	break;
448	}
449	# else
450	switch (mode)
451	{
452	case IGNORE:
453	setuid(getuid());
454	setgid(getgid());
455	/* FALLTHROUGH */
456	case SAVE:
457	/* FALLTHROUGH */
458	case RESTORE:
459	break;
460	}
461	# endif
462	#endif
463	}
464
465	#ifdef UTMP_SUPPORT
466	void
467	rxvt_term::privileged_utmp (char action)
468	{
469	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470	action, next_utmp_action, getpid()));
471	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472	|| (Options & Opt_utmpInhibit)
473	|| ttydev == NULL || *ttydev == '\0')
474	return;
475
476	privileges (RESTORE);
477	if (action == SAVE)
478	{
479	next_utmp_action = RESTORE;
480	makeutent (ttydev, rs[Rs_display_name]);
481	}
482	else
483	{ /* action == RESTORE */
484	next_utmp_action = IGNORE;
485	cleanutent ();
486	}
487	privileges (IGNORE);
488	}
489	#endif
490
491	#ifndef NO_SETOWNER_TTYDEV
492	void
493	rxvt_term::privileged_ttydev (char action)
494	{
495	D_MAIN((stderr,
496	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
497	action, next_tty_action, getpid()));
498	if (next_tty_action != action || (action != SAVE && action != RESTORE)
499	|| ttydev == NULL || *ttydev == '\0')
500	return;
501
502	privileges (RESTORE);
503
504	if (action == SAVE)
505	{
506	next_tty_action = RESTORE;
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510	next_tty_action = IGNORE;
511	else
512	# endif
513
514	{
515	chown(ttydev, getuid(), ttygid); /* fail silently */
516	chmod(ttydev, ttymode);
517	# ifdef HAVE_REVOKE
518	revoke(ttydev);
519	# endif
520
521	}
522	}
523	else
524	{ /* action == RESTORE */
525	next_tty_action = IGNORE;
526	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527	chmod(ttydev, ttyfd_stat.st_mode);
528	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529	# else
530	chmod(ttydev,
531	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532	chown(ttydev, 0, 0);
533	# endif
534
535	}
536
537	privileges (IGNORE);
538
539	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541	action == RESTORE ? "Restoring" : (action ==
542	SAVE ? "Saving" :
543	"UNKNOWN ERROR for"), ttydev,
544	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545	ttyfd_stat.st_gid));
546	# endif
547	}
548	#endif
549		607
550	/*----------------------------------------------------------------------*/	608	/*----------------------------------------------------------------------*/
551	/*	609	/*
552	* window size/position calculcations for XSizeHint and other storage.	610	* window size/position calculcations for XSizeHint and other storage.
553	* if width/height are non-zero then override calculated width/height	611	* if width/height are non-zero then override calculated width/height
554	*/	612	*/
555	void	613	void
556	rxvt_term::window_calc (unsigned int width, unsigned int height)	614	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557	{	615	{
558	short recalc_x, recalc_y;	616	short recalc_x, recalc_y;
559	int x, y, sb_w, mb_h, flags;	617	int x, y, sb_w, flags;
560	unsigned int w, h;	618	unsigned int w, h;
561	unsigned int max_width, max_height;	619	unsigned int max_width, max_height;
		620	dDisp;
562		621
563	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564	TermWin.ncol, TermWin.nrow, szHint.width,
565	szHint.height));
566	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	622	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567	szHint.win_gravity = NorthWestGravity;	623	szHint.win_gravity = NorthWestGravity;
568	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	624	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569		625
570	recalc_x = recalc_y = 0;	626	recalc_x = recalc_y = 0;
571	flags = 0;	627	flags = 0;
		628
572	if (!parsed_geometry)	629	if (!parsed_geometry)
573	{	630	{
574	parsed_geometry = 1;	631	parsed_geometry = 1;
		632
575	if (rs[Rs_geometry])	633	if (rs[Rs_geometry])
576	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	634	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		635
577	if (flags & WidthValue)	636	if (flags & WidthValue)
578	{	637	{
579	TermWin.ncol = BOUND_POSITIVE_INT16(w);	638	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580	szHint.flags |= USSize;	639	szHint.flags |= USSize;
581	}	640	}
		641
582	if (flags & HeightValue)	642	if (flags & HeightValue)
583	{	643	{
584	TermWin.nrow = BOUND_POSITIVE_INT16(h);	644	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585	szHint.flags |= USSize;	645	szHint.flags |= USSize;
586	}	646	}
		647
587	if (flags & XValue)	648	if (flags & XValue)
588	{	649	{
589	szHint.x = x;	650	szHint.x = x;
590	szHint.flags |= USPosition;	651	szHint.flags |= USPosition;
		652
591	if (flags & XNegative)	653	if (flags & XNegative)
592	{	654	{
593	recalc_x = 1;	655	recalc_x = 1;
594	szHint.win_gravity = NorthEastGravity;	656	szHint.win_gravity = NorthEastGravity;
595	}	657	}
596	}	658	}
		659
597	if (flags & YValue)	660	if (flags & YValue)
598	{	661	{
599	szHint.y = y;	662	szHint.y = y;
600	szHint.flags |= USPosition;	663	szHint.flags |= USPosition;
		664
601	if (flags & YNegative)	665	if (flags & YNegative)
602	{	666	{
603	recalc_y = 1;	667	recalc_y = 1;
		668
604	if (szHint.win_gravity == NorthEastGravity)	669	if (szHint.win_gravity == NorthEastGravity)
605	szHint.win_gravity = SouthEastGravity;	670	szHint.win_gravity = SouthEastGravity;
606	else	671	else
607	szHint.win_gravity = SouthWestGravity;	672	szHint.win_gravity = SouthWestGravity;
608	}	673	}
609	}	674	}
610	}	675	}
		676
611	/* TODO: BOUNDS */	677	/* TODO: BOUNDS */
612	TermWin.width = TermWin.ncol * TermWin.fwidth;	678	width = ncol * fwidth;
613	TermWin.height = TermWin.nrow * TermWin.fheight;	679	height = nrow * fheight;
614	max_width = MAX_COLS * TermWin.fwidth;	680	max_width = MAX_COLS * fwidth;
615	max_height = MAX_ROWS * TermWin.fheight;	681	max_height = MAX_ROWS * fheight;
616		682
617	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	683	szHint.base_width = szHint.base_height = 2 * int_bwidth;
618		684
619	sb_w = mb_h = 0;	685	sb_w = 0;
620	window_vt_x = window_vt_y = 0;	686	window_vt_x = window_vt_y = int_bwidth;
621	if (scrollbar_visible ())	687
		688	if (scrollBar.state)
622	{	689	{
623	sb_w = scrollbar_TotalWidth();	690	sb_w = scrollbar_TotalWidth ();
624	szHint.base_width += sb_w;	691	szHint.base_width += sb_w;
625	if (!(Options & Opt_scrollBar_right))	692	if (!OPTION (Opt_scrollBar_right))
626	window_vt_x = sb_w;	693	window_vt_x += sb_w;
627	}
628	if (menubar_visible ())
629	{	694	}
630	mb_h = menuBar_TotalHeight();	695
631	szHint.base_height += mb_h;
632	window_vt_y = mb_h;
633	}
634	szHint.width_inc = TermWin.fwidth;	696	szHint.width_inc = fwidth;
635	szHint.height_inc = TermWin.fheight;	697	szHint.height_inc = fheight;
636	szHint.min_width = szHint.base_width + szHint.width_inc;	698	szHint.min_width = szHint.base_width + szHint.width_inc;
637	szHint.min_height = szHint.base_height + szHint.height_inc;	699	szHint.min_height = szHint.base_height + szHint.height_inc;
638		700
639	if (width && width - szHint.base_width < max_width)	701	if (newwidth && newwidth - szHint.base_width < max_width)
640	{	702	{
641	szHint.width = width;	703	szHint.width = newwidth;
642	TermWin.width = width - szHint.base_width;	704	width = newwidth - szHint.base_width;
643	}	705	}
644	else	706	else
645	{	707	{
646	MIN_IT(TermWin.width, max_width);	708	min_it (width, max_width);
647	szHint.width = szHint.base_width + TermWin.width;	709	szHint.width = szHint.base_width + width;
648	}	710	}
		711
649	if (height && height - szHint.base_height < max_height)	712	if (newheight && newheight - szHint.base_height < max_height)
650	{	713	{
651	szHint.height = height;	714	szHint.height = newheight;
652	TermWin.height = height - szHint.base_height;	715	height = newheight - szHint.base_height;
653	}	716	}
654	else	717	else
655	{	718	{
656	MIN_IT(TermWin.height, max_height);	719	min_it (height, max_height);
657	szHint.height = szHint.base_height + TermWin.height;	720	szHint.height = szHint.base_height + height;
658	}	721	}
659	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	722
		723	if (scrollBar.state && OPTION (Opt_scrollBar_right))
660	window_sb_x = szHint.width - sb_w;	724	window_sb_x = szHint.width - sb_w;
661		725
662	if (recalc_x)	726	if (recalc_x)
663	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	727	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
664	- szHint.width - 2 * TermWin.ext_bwidth);
665	if (recalc_y)	728	if (recalc_y)
666	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	729	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
667	- szHint.height - 2 * TermWin.ext_bwidth);
668		730
669	TermWin.ncol = TermWin.width / TermWin.fwidth;	731	ncol = width / fwidth;
670	TermWin.nrow = TermWin.height / TermWin.fheight;	732	nrow = height / fheight;
671	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672	TermWin.ncol, TermWin.nrow, szHint.width,
673	szHint.height));
674	return;
675	}	733	}
676		734
677	/*----------------------------------------------------------------------*/	735	/*----------------------------------------------------------------------*/
678	/*	736	/*
679	* Tell the teletype handler what size the window is.	737	* Tell the teletype handler what size the window is.
680	* Called after a window size change.	738	* Called after a window size change.
681	*/	739	*/
682	void	740	void
683	rxvt_term::tt_winch ()	741	rxvt_term::tt_winch ()
684	{	742	{
		743	if (pty->pty < 0)
		744	return;
		745
685	struct winsize ws;	746	struct winsize ws;
686		747
687	if (cmd_fd < 0)
688	return;
689
690	ws.ws_col = TermWin.ncol;	748	ws.ws_col = ncol;
691	ws.ws_row = TermWin.nrow;	749	ws.ws_row = nrow;
692	ws.ws_xpixel = ws.ws_ypixel = 0;	750	ws.ws_xpixel = width;
693	#ifndef DEBUG_SIZE	751	ws.ws_ypixel = height;
694	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	752	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695	#else	753
696	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	754	#if 0
697	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	755	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698	# ifdef SIGWINCH
699	else if (cmd_pid) /* force through to the command */	756	if (cmd_pid) /* force through to the command */
700	kill (cmd_pid, SIGWINCH);	757	kill (-cmd_pid, SIGWINCH);
701	# endif
702	#endif	758	#endif
703	}	759	}
704		760
705	/*----------------------------------------------------------------------*/	761	/*----------------------------------------------------------------------*/
706	/* rxvt_change_font() - Switch to a new font */	762	/* set_fonts () - load and set the various fonts
707	/*	763	*
708	* init = 1 - initialize	764	* init = 1 - initialize
709	*	765	*
710	* fontname == FONT_UP - switch to bigger font	766	* fontname == FONT_UP - switch to bigger font
711	* fontname == FONT_DN - switch to smaller font	767	* fontname == FONT_DN - switch to smaller font
712	*/	768	*/
713	void	769	bool
714	rxvt_term::change_font (int init, const char *fontname)	770	rxvt_term::set_fonts ()
715	{}	771	{
		772	rxvt_fontset *fs = new rxvt_fontset (this);
		773	rxvt_fontprop prop;
716		774
717	void	775	if (!fs
718	rxvt_term::font_up_down (int n, int direction)	776	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
719	{}	777	|| !fs->realize_font (1))
		778	{
		779	delete fs;
		780	return false;
		781	}
		782
		783	#if ENABLE_STYLES
		784	for (int i = RS_styleCount; --i; )
		785	if (fontset[i] != fontset[0])
		786	delete fontset[i];
		787	#endif
		788
		789	delete fontset[0];
		790	fontset[0] = fs;
		791
		792	prop = (*fs)[1]->properties ();
		793	prop.height += lineSpace;
		794	fs->set_prop (prop);
		795
		796	fwidth = prop.width;
		797	fheight = prop.height;
		798	fbase = prop.ascent;
		799
		800	for (int style = 1; style < 4; style++)
		801	{
		802	#if ENABLE_STYLES
		803	const char *res = rs[Rs_font + style];
		804
		805	if (res && !*res)
		806	fontset[style] = fontset[0];
		807	else
		808	{
		809	fontset[style] = fs = new rxvt_fontset (this);
		810	rxvt_fontprop prop2 = prop;
		811
		812	if (res)
		813	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		814	else
		815	{
		816	res = fontset[0]->fontdesc;
		817
		818	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		819	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		820	}
		821
		822	fs->populate (res);
		823	fs->set_prop (prop2);
		824	}
		825	#else
		826	fontset[style] = fontset[0];
		827	#endif
		828	}
		829
		830	if (parent[0])
		831	{
		832	resize_all_windows (0, 0, 0);
		833	scr_remap_chars ();
		834	scr_touch (true);
		835	}
		836
		837	return true;
		838	}
		839
		840	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		841	{
		842	XChangeProperty (display->display, parent[0],
		843	prop, XA_STRING, 8, PropModeReplace,
		844	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		845	}
		846
		847	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		848	{
		849	wchar_t *ws = rxvt_mbstowcs (str, len);
		850	char *s = rxvt_wcstoutf8 (ws);
		851
		852	XChangeProperty (display->display, parent[0],
		853	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		854	(const unsigned char *)s, strlen (s));
		855
		856	free (s);
		857	free (ws);
		858	}
720		859
721	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
722	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
723	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
724	void	863	void
725	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
726	{	865	{
727	#ifndef SMART_WINDOW_TITLE	866	set_string_property (XA_WM_NAME, str);
728	XStoreName(display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
729	#else	868	set_utf8_property (xa[XA_NET_WM_NAME], str);
730	char *name;
731
732	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733	name = NULL;
734	if (name == NULL || STRCMP(name, str))
735	XStoreName(display->display, TermWin.parent[0], str);
736	if (name)
737	XFree(name);
738	#endif	869	#endif
739	}	870	}
740		871
741	void	872	void
742	rxvt_term::set_iconName (const char *str)	873	rxvt_term::set_icon_name (const char *str)
743	{	874	{
744	#ifndef SMART_WINDOW_TITLE	875	set_string_property (XA_WM_ICON_NAME, str);
745	XSetIconName(display->display, TermWin.parent[0], str);	876	#if ENABLE_EWMH
746	#else	877	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747	char *name;
748
749	if (XGetIconName(display->display, TermWin.parent[0], &name))
750	name = NULL;
751	if (name == NULL || STRCMP(name, str))
752	XSetIconName(display->display, TermWin.parent[0], str);
753	if (name)
754	XFree(name);
755	#endif	878	#endif
756	}	879	}
757		880
758	#ifdef XTERM_COLOR_CHANGE	881	#ifdef XTERM_COLOR_CHANGE
759	void	882	void
760	rxvt_term::set_window_color (int idx, const char *color)	883	rxvt_term::set_window_color (int idx, const char *color)
761	{	884	{
762	rxvt_color xcol;	885	rxvt_color xcol;
763	int i;	886	int i;
764		887
765	if (color == NULL || *color == '\0')	888	if (color == NULL || *color == '\0')
766	return;	889	return;
767		890
768	/* handle color aliases */	891	/* handle color aliases */
769	if (isdigit(*color))	892	if (isdigit (*color))
770	{	893	{
771	i = atoi(color);	894	i = atoi (color);
		895
772	if (i >= 8 && i <= 15)	896	if (i >= 8 && i <= 15)
773	{ /* bright colors */	897	{ /* bright colors */
774	i -= 8;	898	i -= 8;
775	# ifndef NO_BRIGHTCOLOR
776	PixColors[idx] = PixColors[minBrightCOLOR + i];	899	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777	SET_PIXCOLOR(idx);	900	SET_PIXCOLOR (idx);
778	goto Done;	901	goto done;
779	# endif
780
781	}	902	}
		903
782	if (i >= 0 && i <= 7)	904	if (i >= 0 && i <= 7)
783	{ /* normal colors */	905	{ /* normal colors */
784	PixColors[idx] = PixColors[minCOLOR + i];	906	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785	SET_PIXCOLOR(idx);	907	SET_PIXCOLOR (idx);
786	goto Done;	908	goto done;
787	}	909	}
788	}	910	}
		911
789	if (!rXParseAllocColor (& xcol, color))	912	if (!rXParseAllocColor (&xcol, color))
790	return;	913	return;
		914
791	/* XStoreColor (display->display, XCMAP, XColor*); */	915	/* XStoreColor (display->display, display->cmap, XColor*); */
792		916
793	/*	917	/*
794	* FIXME: should free colors here, but no idea how to do it so instead,	918	* FIXME: should free colors here, but no idea how to do it so instead,
795	* so just keep gobbling up the colormap	919	* so just keep gobbling up the colormap
796	*/	920	*/
797	# if 0	921	# if 0
798	for (i = Color_Black; i <= Color_White; i++)	922	for (i = Color_Black; i <= Color_White; i++)
799	if (PixColors[idx] == PixColors[i])	923	if (pix_colors[idx] == pix_colors[i])
800	break;	924	break;
801	if (i > Color_White)	925	if (i > Color_White)
802	{	926	{
803	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	927	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
804	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,	928	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
805	DisplayPlanes(display->display, display->screen));	929	DisplayPlanes (display->display, display->screen));
806	}	930	}
807	# endif	931	# endif
808		932
809	PixColors[idx] = xcol;	933	pix_colors_focused[idx] = xcol;
810	SET_PIXCOLOR(idx);	934	SET_PIXCOLOR (idx);
811		935
812	/* XSetWindowAttributes attr; */	936	/* XSetWindowAttributes attr; */
813	/* Cursor cursor; */	937	/* Cursor cursor; */
814	Done:	938	done:
815	if (idx == Color_bg && !(Options & Opt_transparent))
816	XSetWindowBackground(display->display, TermWin.vt,
817	PixColors[Color_bg]);
818		939
		940	#if OFF_FOCUS_FADING
		941	if (rs[Rs_fade])
		942	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		943	#endif
		944
819	/* handle Color_BD, scrollbar background, etc. */	945	/*TODO: handle Color_BD, scrollbar background, etc. */
820		946
821	set_colorfgbg ();
822	recolour_cursor ();	947	recolour_cursor ();
823	/* the only reasonable way to enforce a clean update */	948	scr_recolour ();
824	scr_poweron ();
825	}	949	}
826		950
827	#else	951	#else
828	# define set_window_color (idx,color) ((void)0)	952	# define set_window_color (idx,color) ((void)0)
829	#endif /* XTERM_COLOR_CHANGE */	953	#endif /* XTERM_COLOR_CHANGE */
830		954
831	void	955	void
832	rxvt_term::recolour_cursor ()	956	rxvt_term::recolour_cursor ()
833	{	957	{
834	#if TODO
835	rxvt_color xcol[2];	958	XColor xcol[2];
836		959
837	xcol[0] = PixColors[Color_pointer];	960	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
838	xcol[1] = PixColors[Color_bg];	961	? pix_colors_focused[Color_pointer_fg]
		962	: pix_colors_focused[Color_fg];
		963	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		964	? pix_colors_focused[Color_pointer_bg]
		965	: pix_colors_focused[Color_bg];
		966
839	XQueryColors (display->display, XCMAP, xcol, 2);	967	XQueryColors (display->display, display->cmap, xcol, 2);
840	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	968	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
841	#endif
842	}	969	}
843		970
844	/*----------------------------------------------------------------------*/	971	/*----------------------------------------------------------------------*/
845	/*	972	/*
846	* find if fg/bg matches any of the normal (low-intensity) colors	973	* find if fg/bg matches any of the normal (low-intensity) colors
847	*/	974	*/
848	void	975	void
849	rxvt_term::set_colorfgbg ()	976	rxvt_term::set_colorfgbg ()
850	{	977	{
851	unsigned int i;	978	unsigned int i;
852	const char *xpmb = "\0";	979	const char *xpmb = "\0";
853	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	980	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854		981
855	env_colorfgbg =
856	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	982	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
857	STRCPY(fstr, "default");	983	strcpy (fstr, "default");
858	STRCPY(bstr, "default");	984	strcpy (bstr, "default");
859	for (i = Color_Black; i <= Color_White; i++)	985	for (i = Color_Black; i <= Color_White; i++)
860	if (PixColors[Color_fg] == PixColors[i])	986	if (pix_colors[Color_fg] == pix_colors[i])
861	{	987	{
862	sprintf(fstr, "%d", (i - Color_Black));	988	sprintf (fstr, "%d", (i - Color_Black));
863	break;	989	break;
864	}	990	}
		991
865	for (i = Color_Black; i <= Color_White; i++)	992	for (i = Color_Black; i <= Color_White; i++)
866	if (PixColors[Color_bg] == PixColors[i])	993	if (pix_colors[Color_bg] == pix_colors[i])
867	{	994	{
868	sprintf(bstr, "%d", (i - Color_Black));	995	sprintf (bstr, "%d", (i - Color_Black));
869	#ifdef XPM_BACKGROUND	996	#ifdef XPM_BACKGROUND
870	xpmb = "default;";	997	xpmb = "default;";
871	#endif	998	#endif
872	break;	999	break;
873	}	1000	}
		1001
874	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1002	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875	putenv(env_colorfgbg);
876
877	#ifndef NO_BRIGHTCOLOR
878	colorfgbg = DEFAULT_RSTYLE;
879	for (i = minCOLOR; i <= maxCOLOR; i++)
880	{
881	if (PixColors[Color_fg] == PixColors[i])
882	colorfgbg = SET_FGCOLOR(colorfgbg, i);
883	if (PixColors[Color_bg] == PixColors[i])
884	colorfgbg = SET_BGCOLOR(colorfgbg, i);
885	}
886	#endif
887	}	1003	}
888		1004
889	/*----------------------------------------------------------------------*/	1005	/*----------------------------------------------------------------------*/
890	/*
891	* Colour determination for low colour displays, routine from
892	* Hans de Goede <hans@highrise.nl>
893	*/
894		1006
895	int	1007	int
896	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
897	{	1009	{
898	if (!screen_in_out->set (display, colour))	1010	if (!screen_in_out->set (display, colour))
899	{	1011	{
900	rxvt_print_error("can't allocate colour: %s", colour);	1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
901	return false;	1013	return false;
902	}	1014	}
903		1015
904	return true;	1016	return true;
905	}	1017	}
906		1018
907	/* -------------------------------------------------------------------- *	1019	/* -------------------------------------------------------------------- *
908	* - WINDOW RESIZING - *	1020	* - WINDOW RESIZING - *
909	* -------------------------------------------------------------------- */	1021	* -------------------------------------------------------------------- */
910	void	1022	void
911	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1023	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912	{	1024	{
913	int fix_screen;	1025	int fix_screen;
		1026	int old_width = szHint.width;
		1027	int old_height = szHint.height;
		1028	dDisp;
914		1029
915	#ifdef SMART_RESIZE
916	int old_width = szHint.width, old_height = szHint.height;
917	#endif
918
919	window_calc (width, height);	1030	window_calc (newwidth, newheight);
920	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1031	XSetWMNormalHints (disp, parent[0], &szHint);
		1032
921	if (!ignoreparent)	1033	if (!ignoreparent)
922	{	1034	{
923	#ifdef SMART_RESIZE	1035	#ifdef SMART_RESIZE
924	/*	1036	/*
925	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1037	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
928	int x, y, x1, y1;	1040	int x, y, x1, y1;
929	int dx, dy;	1041	int dx, dy;
930	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1042	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931	Window unused_cr;	1043	Window unused_cr;
932		1044
933	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1045	XTranslateCoordinates (disp, parent[0], display->root,
934	0, 0, &x, &y, &unused_cr);	1046	0, 0, &x, &y, &unused_cr);
935	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1047	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
936	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1048	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
937	/*	1049	/*
938	* if display->root isn't the parent window, a WM will probably have offset	1050	* if display->root isn't the parent window, a WM will probably have offset
939	* our position for handles and decorations. Counter it	1051	* our position for handles and decorations. Counter it
940	*/	1052	*/
…		…
942	{	1054	{
943	x -= x1;	1055	x -= x1;
944	y -= y1;	1056	y -= y1;
945	}	1057	}
946		1058
947	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1059	x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
948	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1060	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
949	dx = old_width - szHint.width;	1061	dx = old_width - szHint.width;
950	dy = old_height - szHint.height;	1062	dy = old_height - szHint.height;
951		1063
952	/* Check position of the center of the window */	1064	/* Check position of the center of the window */
953	if (x < x1) /* left half */	1065	if (x < x1) /* left half */
954	dx = 0;	1066	dx = 0;
…		…
957	if (y < y1) /* top half */	1069	if (y < y1) /* top half */
958	dy = 0;	1070	dy = 0;
959	else if (y == y1) /* exact center */	1071	else if (y == y1) /* exact center */
960	dy /= 2;	1072	dy /= 2;
961		1073
962	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1074	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
963	szHint.width, szHint.height);	1075	szHint.width, szHint.height);
964	#else	1076	#else
965	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1077	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
966	szHint.height);
967	#endif	1078	#endif
968
969	}	1079	}
970		1080
971	fix_screen = (TermWin.ncol != prev_ncol	1081	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972	|| TermWin.nrow != prev_nrow);
973		1082
974	if (fix_screen || width != old_width || height != old_height)	1083	if (fix_screen || newwidth != old_width || newheight != old_height)
975	{	1084	{
976	if (scrollbar_visible ())	1085	if (scrollBar.state)
977	{	1086	{
978	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1087	XMoveResizeWindow (disp, scrollBar.win,
		1088	window_sb_x, 0,
979	0, scrollbar_TotalWidth (), szHint.height);	1089	scrollbar_TotalWidth (), szHint.height);
980	resize_scrollbar ();	1090	resize_scrollbar ();
981	}	1091	}
982		1092
983	if (menubar_visible ())	1093	XMoveResizeWindow (disp, vt,
984	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1094	window_vt_x, window_vt_y,
985	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
986
987	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
988	window_vt_y, TermWin_TotalWidth (),
989	TermWin_TotalHeight ());	1095	width, height);
990	#ifdef RXVT_GRAPHICS	1096
991	if (old_height)
992	Gr_Resize (old_width - szHint.base_width,
993	old_height - szHint.base_height);
994	#endif
995	scr_clear ();	1097	scr_clear ();
996	#ifdef XPM_BACKGROUND	1098	#ifdef XPM_BACKGROUND
997	resize_pixmap ();	1099	resize_pixmap ();
998	#endif	1100	#endif
999
1000	}	1101	}
1001		1102
1002	if (fix_screen || old_height == 0)	1103	if (fix_screen || old_height == 0)
1003	{
1004	int curr_screen = -1;
1005	int old_ncol = prev_ncol;
1006
1007	/* scr_reset only works on the primary screen */
1008	if (old_height) /* this is not the first time through */
1009	{
1010	unsigned int ncol = TermWin.ncol;
1011	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012	curr_screen = scr_change_screen (PRIMARY);
1013	TermWin.ncol = ncol;
1014	}
1015
1016	scr_reset();	1104	scr_reset ();
1017		1105
1018	if (curr_screen >= 0) /* this is not the first time through */	1106	#ifdef XPM_BACKGROUND
1019	{	1107	if (pixmap)
1020	scr_change_screen (curr_screen);	1108	scr_touch (false);
1021	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1109	#endif
1022	}
1023	}
1024
1025	old_width = szHint.width;
1026	old_height = szHint.height;
1027		1110
1028	#ifdef USE_XIM	1111	#ifdef USE_XIM
1029	IMSetStatusPosition ();	1112	IMSetStatusPosition ();
1030	#endif	1113	#endif
1031	}	1114	}
…		…
1033	/*	1116	/*
1034	* Set the width/height of the vt window in characters. Units are pixels.	1117	* Set the width/height of the vt window in characters. Units are pixels.
1035	* good for toggling 80/132 columns	1118	* good for toggling 80/132 columns
1036	*/	1119	*/
1037	void	1120	void
1038	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1121	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039	{	1122	{
1040	XWindowAttributes wattr;	1123	XWindowAttributes wattr;
1041		1124
1042	if (width == 0 || height == 0)	1125	if (newwidth == 0 || newheight == 0)
1043	{	1126	{
1044	XGetWindowAttributes(display->display, display->root, &wattr);	1127	XGetWindowAttributes (display->display, display->root, &wattr);
		1128
1045	if (width == 0)	1129	if (newwidth == 0)
1046	width = wattr.width - szHint.base_width;	1130	newwidth = wattr.width - szHint.base_width;
1047	if (height == 0)	1131	if (newheight == 0)
1048	height = wattr.height - szHint.base_height;	1132	newheight = wattr.height - szHint.base_height;
1049	}
1050	if (width != TermWin.width || height != TermWin.height)
1051	{	1133	}
		1134
		1135	if (newwidth != width || newheight != height)
		1136	{
1052	width += szHint.base_width;	1137	newwidth += szHint.base_width;
1053	height += szHint.base_height;	1138	newheight += szHint.base_height;
1054	resize_all_windows (width, height, 0);	1139	resize_all_windows (newwidth, newheight, 0);
1055	}	1140	}
1056	}	1141	}
1057		1142
1058	/* -------------------------------------------------------------------- *	1143	/* -------------------------------------------------------------------- *
1059	* - X INPUT METHOD ROUTINES - *	1144	* - X INPUT METHOD ROUTINES - *
1060	* -------------------------------------------------------------------- */	1145	* -------------------------------------------------------------------- */
1061	#ifdef USE_XIM	1146	#ifdef USE_XIM
1062		1147
1063	void	1148	void
		1149	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1150	{
		1151	fg = pix_colors[Color_fg];
		1152	bg = pix_colors[Color_bg];
		1153	}
		1154
		1155	void
1064	rxvt_term::im_set_size (XRectangle *size)	1156	rxvt_term::im_set_size (XRectangle &size)
1065	{	1157	{
1066	size->x = TermWin.int_bwidth;	1158	// the int_bwidth terms make no sense to me
1067	size->y = TermWin.int_bwidth;	1159	size.x = int_bwidth;
1068	size->width = Width2Pixel(TermWin.ncol);	1160	size.y = int_bwidth;
1069	size->height = Height2Pixel(TermWin.nrow);	1161	size.width = Width2Pixel (ncol) + int_bwidth;
		1162	size.height = Height2Pixel (nrow) + int_bwidth;
1070	}	1163	}
1071		1164
1072	void	1165	void
1073	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1166	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1167	XRectangle &status_rect,
		1168	const XRectangle &needed_rect)
1074	{	1169	{
1075	*fg = PixColors[Color_fg];	1170	preedit_rect.x = needed_rect.width;
1076	*bg = PixColors[Color_bg];	1171	preedit_rect.y = 0;
		1172	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1173	preedit_rect.height = fheight;
		1174
		1175	status_rect.x = 0;
		1176	status_rect.y = 0;
		1177	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1178	status_rect.height = fheight;
1077	}	1179	}
1078		1180
1079	/* Checking whether input method is running. */	1181	/* Checking whether input method is running. */
1080	bool	1182	bool
1081	rxvt_term::IMisRunning ()	1183	rxvt_term::IMisRunning ()
1082	{	1184	{
1083	char *p;	1185	char *p;
1084	Atom atom;	1186	Atom atom;
1085	Window win;	1187	Window win;
1086	char server[IMBUFSIZ];	1188	char server[IMBUFSIZ];
1087		1189
1088	/* get current locale modifier */	1190	/* get current locale modifier */
1089	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1191	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1090	{	1192	{
1091	STRCPY(server, "@server=");	1193	strcpy (server, "@server=");
1092	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1194	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1195
1093	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1196	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1094	*p = '\0';	1197	*p = '\0';
1095		1198
1096	atom = XInternAtom(display->display, server, False);	1199	atom = XInternAtom (display->display, server, False);
1097	win = XGetSelectionOwner(display->display, atom);	1200	win = XGetSelectionOwner (display->display, atom);
		1201
1098	if (win != None)	1202	if (win != None)
1099	return True;	1203	return True;
1100	}	1204	}
		1205
1101	return False;	1206	return False;
1102	}	1207	}
1103		1208
1104	void	1209	void
1105	rxvt_term::IMSendSpot ()	1210	rxvt_term::IMSendSpot ()
1106	{	1211	{
1107	XPoint spot;	1212	XPoint nspot;
1108	XVaNestedList preedit_attr;	1213	XVaNestedList preedit_attr;
1109		1214
1110	if (Input_Context == NULL	1215	if (!Input_Context
		1216	|| !focus
1111	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1217	|| !(input_style & XIMPreeditPosition))
1112	|| !(event_type == KeyPress
1113	|| event_type == Expose
1114	|| event_type == NoExpose
1115	|| event_type == SelectionNotify
1116	|| event_type == ButtonRelease || event_type == FocusIn)
1117	|| !IMisRunning ())
1118	return;	1218	return;
1119		1219
1120	im_set_position (&spot);	1220	im_set_position (nspot);
1121		1221
		1222	if (nspot.x == spot.x && nspot.y == spot.y)
		1223	return;
		1224
		1225	spot = nspot;
		1226
1122	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1227	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1123	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1228	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1124	XFree(preedit_attr);	1229	XFree (preedit_attr);
1125	}
1126
1127	void
1128	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1129	XRectangle * needed_rect)
1130	{
1131	int mbh, vtx = 0;
1132
1133	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1134	vtx = scrollbar_TotalWidth();
1135
1136	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1137	mbh -= TermWin.lineSpace;
1138
1139	preedit_rect->x = needed_rect->width + vtx;
1140	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1141
1142	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1143	preedit_rect->height = Height2Pixel(1);
1144
1145	status_rect->x = vtx;
1146	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1147
1148	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1149	status_rect->height = Height2Pixel(1);
1150	}	1230	}
1151		1231
1152	void	1232	void
1153	rxvt_term::im_destroy ()	1233	rxvt_term::im_destroy ()
1154	{	1234	{
1155	if (Input_Context)
1156	{
1157	XDestroyIC (Input_Context);
1158	Input_Context = NULL;
1159	}
1160
1161	if (input_method)	1235	if (input_method)
1162	{	1236	{
		1237	if (Input_Context && input_method->xim)
		1238	XDestroyIC (Input_Context);
		1239
1163	display->put_xim (input_method);	1240	display->put_xim (input_method);
1164	input_method = 0;	1241	input_method = 0;
1165	}	1242	}
		1243
		1244	Input_Context = 0;
1166	}	1245	}
1167		1246
1168	/*	1247	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1248	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1249	* open a suitable preedit type
1171	*/	1250	*/
1172	bool	1251	bool
1173	rxvt_term::IM_get_IC (const char *modifiers)	1252	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1253	{
1175	int i, j, found;	1254	int i, j, found;
1176	XIM xim;	1255	XIM xim;
1177	XPoint spot;	1256	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1257	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1258	unsigned long fg, bg;
1180	const char *p;	1259	const char *p;
1181	char **s;	1260	char **s;
1182	XIMStyles *xim_styles;	1261	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;
1184		1262
		1263	set_environ (envv);
		1264
1185	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1265	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186	return false;	1266	return false;
1187		1267
1188	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1189	input_method = display->get_xim (locale, modifiers);	1268	input_method = display->get_xim (locale, modifiers);
1190	if (input_method == NULL)	1269	if (input_method == NULL)
1191	return false;	1270	return false;
1192		1271
1193	xim = input_method->xim;	1272	xim = input_method->xim;
		1273	spot.x = spot.y = -1;
1194		1274
1195	xim_styles = NULL;	1275	xim_styles = NULL;
1196	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1276	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1197	|| !xim_styles || !xim_styles->count_styles)	1277	|| !xim_styles || !xim_styles->count_styles)
1198	{	1278	{
1199	display->put_xim (input_method);	1279	im_destroy ();
1200	return false;	1280	return false;
1201	}	1281	}
1202		1282
1203	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1283	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1284
		1285	for (int pi = 0; pi < 2; pi++)
		1286	{
		1287	p = pet[pi];
		1288
		1289	if (!p)
		1290	continue;
		1291
1204	s = rxvt_splitcommastring(p);	1292	s = rxvt_splitcommastring (p);
		1293
1205	for (i = found = 0; !found && s[i]; i++)	1294	for (i = found = 0; !found && s[i]; i++)
1206	{	1295	{
1207	if (!STRCMP(s[i], "OverTheSpot"))	1296	if (!strcmp (s[i], "OverTheSpot"))
1208	input_style = (XIMPreeditPosition | XIMStatusNothing);	1297	input_style = (XIMPreeditPosition | XIMStatusNothing);
1209	else if (!STRCMP(s[i], "OffTheSpot"))	1298	else if (!strcmp (s[i], "OffTheSpot"))
1210	input_style = (XIMPreeditArea | XIMStatusArea);	1299	input_style = (XIMPreeditArea | XIMStatusArea);
1211	else if (!STRCMP(s[i], "Root"))	1300	else if (!strcmp (s[i], "Root"))
1212	input_style = (XIMPreeditNothing | XIMStatusNothing);	1301	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1302	else if (!strcmp (s[i], "None"))
		1303	input_style = (XIMPreeditNone | XIMStatusNone);
1213		1304
1214	for (j = 0; j < xim_styles->count_styles; j++)	1305	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (input_style == xim_styles->supported_styles[j])	1306	if (input_style == xim_styles->supported_styles[j])
1216	{	1307	{
		1308	rxvt_freecommastring (s);
		1309
1217	found = 1;	1310	found = 1;
1218	break;	1311	goto foundpet;
		1312	}
		1313
1219	}	1314	}
1220	}
1221		1315
1222	for (i = 0; s[i]; i++)	1316	rxvt_freecommastring (s);
1223	free (s[i]);	1317	}
1224		1318
1225	free (s);	1319	foundpet:
		1320
1226	XFree (xim_styles);	1321	XFree (xim_styles);
1227		1322
1228	if (!found)	1323	if (!found)
1229	{	1324	{
1230	display->put_xim (input_method);	1325	im_destroy ();
1231	return false;	1326	return false;
1232	}	1327	}
1233		1328
1234	preedit_attr = status_attr = NULL;	1329	XFontSet fs = 0;
		1330	XVaNestedList preedit_attr = 0, status_attr = 0;
		1331
		1332	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1333	{
		1334	// fake us a font-set, please
		1335	char **missing_charset_list;
		1336	int missing_charset_count;
		1337	char *def_string;
		1338	char pat[512];
		1339
		1340	sprintf (pat,
		1341	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1342	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1343	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1344	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1345	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1346	"*",
		1347	fheight,
		1348	fheight + 1, fheight - 1,
		1349	fheight - 2, fheight + 2);
		1350
		1351	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1352	&missing_charset_list, &missing_charset_count, &def_string);
		1353
		1354	if (missing_charset_list)
		1355	XFreeStringList (missing_charset_list);
		1356
		1357	if (!fs)
		1358	{
		1359	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1360	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1361	}
		1362	}
1235		1363
1236	if (input_style & XIMPreeditPosition)	1364	if (input_style & XIMPreeditPosition)
1237	{	1365	{
1238	im_set_size (&rect);	1366	im_set_size (rect);
1239	im_set_position (&spot);	1367	im_set_position (spot);
1240	im_set_color (&fg, &bg);	1368	im_set_color (fg, bg);
1241		1369
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1370	preedit_attr = XVaCreateNestedList (0,
		1371	XNForeground, fg,
		1372	XNBackground, bg,
		1373	XNArea, &rect,
1243	XNSpotLocation, &spot,	1374	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, TermWin.fontset,	1375	XNFontSet, fs,
1246	NULL);	1376	NULL);
1247	}	1377	}
1248	else if (input_style & XIMPreeditArea)	1378	else if (input_style & XIMPreeditArea)
1249	{	1379	{
1250	im_set_color (&fg, &bg);	1380	im_set_color (fg, bg);
1251		1381
1252	/*	1382	/*
1253	* The necessary width of preedit area is unknown	1383	* The necessary width of preedit area is unknown
1254	* until create input context.	1384	* until create input context.
1255	*/	1385	*/
1256	needed_rect.width = 0;	1386	needed_rect.width = 0;
1257
1258	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1387	im_set_preedit_area (rect, status_rect, needed_rect);
1259		1388
1260	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1389	preedit_attr = XVaCreateNestedList (0,
		1390	XNForeground, fg,
1261	XNForeground, fg, XNBackground, bg,	1391	XNBackground, bg,
		1392	XNArea, &rect,
		1393	XNFontSet, fs,
		1394	NULL);
		1395	status_attr = XVaCreateNestedList (0,
		1396	XNForeground, fg,
		1397	XNBackground, bg,
		1398	XNArea, &status_rect,
1262	//XNFontSet, TermWin.fontset,	1399	XNFontSet, fs,
1263	NULL);	1400	NULL);
1264	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1265	XNForeground, fg, XNBackground, bg,
1266	//XNFontSet, TermWin.fontset,
1267	NULL);
1268	}	1401	}
1269		1402
1270	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1403	Input_Context = XCreateIC (xim,
		1404	XNInputStyle, input_style,
1271	XNClientWindow, TermWin.parent[0],	1405	XNClientWindow, vt,
1272	XNFocusWindow, TermWin.parent[0],	1406	XNFocusWindow, parent[0],
1273	preedit_attr ? XNPreeditAttributes : NULL,	1407	preedit_attr ? XNPreeditAttributes : NULL,
1274	preedit_attr,	1408	preedit_attr,
1275	status_attr ? XNStatusAttributes : NULL,	1409	status_attr ? XNStatusAttributes : NULL,
1276	status_attr, NULL);	1410	status_attr, NULL);
		1411
1277	if (preedit_attr) XFree(preedit_attr);	1412	if (preedit_attr) XFree (preedit_attr);
1278	if (status_attr) XFree(status_attr);	1413	if (status_attr) XFree (status_attr);
		1414	if (fs) XFreeFontSet (display->display, fs);
1279		1415
1280	if (Input_Context == NULL)	1416	if (Input_Context == NULL)
1281	{	1417	{
1282	rxvt_print_error("failed to create input context");	1418	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1283	display->put_xim (input_method);	1419	im_destroy ();
1284	return false;	1420	return false;
1285	}	1421	}
		1422
		1423	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1424	vt_select_input ();
1286		1425
1287	if (input_style & XIMPreeditArea)	1426	if (input_style & XIMPreeditArea)
1288	IMSetStatusPosition ();	1427	IMSetStatusPosition ();
1289		1428
1290	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1291	return true;	1429	return true;
1292	}	1430	}
1293		1431
1294	void	1432	void
1295	rxvt_term::im_cb ()	1433	rxvt_term::im_cb ()
1296	{	1434	{
1297	int i, found, had_im;	1435	int i;
1298	const char *p;	1436	const char *p;
1299	char **s;	1437	char **s;
1300	char buf[IMBUFSIZ];	1438	char buf[IMBUFSIZ];
1301		1439
		1440	make_current ();
		1441
1302	im_destroy ();	1442	im_destroy ();
1303		1443
1304	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1305	if (Input_Context)	1444	if (Input_Context)
1306	return;	1445	return;
1307		1446
1308	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1447	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1309	if (rs[Rs_imLocale])	1448	if (rs[Rs_imLocale])
1310	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1449	SET_LOCALE (rs[Rs_imLocale]);
1311	#endif	1450	#endif
1312		1451
1313	p = rs[Rs_inputMethod];	1452	p = rs[Rs_inputMethod];
1314	if (p && *p)	1453	if (p && *p)
1315	{	1454	{
1316	bool found = false;	1455	bool found = false;
1317		1456
1318	s = rxvt_splitcommastring (p);	1457	s = rxvt_splitcommastring (p);
		1458
1319	for (i = 0; s[i]; i++)	1459	for (i = 0; s[i]; i++)
1320	{	1460	{
1321	if (*s[i])	1461	if (*s[i])
1322	{	1462	{
1323	STRCPY (buf, "@im=");	1463	strcpy (buf, "@im=");
1324	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1464	strncat (buf, s[i], IMBUFSIZ - 5);
1325	if (IM_get_IC (buf))	1465	if (IM_get_IC (buf))
1326	{	1466	{
1327	found = true;	1467	found = true;
1328	break;	1468	break;
1329	}	1469	}
1330	}	1470	}
1331	}	1471	}
1332	for (i = 0; s[i]; i++)	1472
1333	free(s[i]);	1473	rxvt_freecommastring (s);
1334	free(s);
1335		1474
1336	if (found)	1475	if (found)
1337	goto done;	1476	goto done;
1338	}	1477	}
1339		1478
…		…
1346	goto done;	1485	goto done;
1347		1486
1348	done:	1487	done:
1349	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1488	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1350	if (rs[Rs_imLocale])	1489	if (rs[Rs_imLocale])
1351	setlocale (LC_CTYPE, locale);	1490	SET_LOCALE (locale);
1352	#endif	1491	#endif
1353	}	1492	}
1354		1493
1355	void	1494	void
1356	rxvt_term::IMSetStatusPosition ()	1495	rxvt_term::IMSetStatusPosition ()
1357	{	1496	{
1358	XRectangle preedit_rect, status_rect, *needed_rect;	1497	XRectangle preedit_rect, status_rect, *needed_rect;
1359	XVaNestedList preedit_attr, status_attr;	1498	XVaNestedList preedit_attr, status_attr;
1360		1499
1361	if (Input_Context == NULL	1500	if (!Input_Context
		1501	|| !focus
1362	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1502	|| !(input_style & XIMPreeditArea)
1363	|| !IMisRunning ())	1503	|| !IMisRunning ())
1364	return;	1504	return;
1365		1505
1366	/* Getting the necessary width of preedit area */	1506	/* Getting the necessary width of preedit area */
1367	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1507	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1368	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1508	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1369	XFree(status_attr);	1509	XFree (status_attr);
1370		1510
1371	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1511	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1512	XFree (needed_rect);
1372		1513
1373	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1514	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1374	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1515	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1375		1516
1376	XSetICValues(Input_Context,	1517	XSetICValues (Input_Context,
1377	XNPreeditAttributes, preedit_attr,	1518	XNPreeditAttributes, preedit_attr,
1378	XNStatusAttributes, status_attr, NULL);	1519	XNStatusAttributes, status_attr, NULL);
1379		1520
1380	XFree(preedit_attr);	1521	XFree (preedit_attr);
1381	XFree(status_attr);	1522	XFree (status_attr);
1382	}	1523	}
1383	#endif /* USE_XIM */	1524	#endif /* USE_XIM */
1384		1525
1385	/*----------------------------------------------------------------------*/
1386	rxvt_t rxvt_current_term;
1387
1388	/*----------------------- end-of-file (C source) -----------------------*/	1526	/*----------------------- end-of-file (C source) -----------------------*/

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