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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.27 by pcg, Mon Feb 9 07:11:49 2004 UTC vs.
Revision 1.197 by root, Sun Jan 22 20:39:47 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	:
77	#ifdef TRANSPARENT	148	#if TRANSPARENT
78	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),
79	#endif	177	#endif
80	termwin_ev (this, &rxvt_term::x_cb),	178	termwin_ev (this, &rxvt_term::x_cb),
81	vt_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
82	#ifdef HAVE_SCROLLBARS
83	scrollbar_ev (this, &rxvt_term::x_cb),	180	child_ev (this, &rxvt_term::child_cb),
84	#endif
85	#ifdef MENUBAR
86	menubar_ev (this, &rxvt_term::x_cb), fixme
87	#endif
88	#ifdef CURSOR_BLINK
89	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
90	#endif
91	#ifdef TEXT_BLINK
92	text_blink_ev (this, &rxvt_term::text_blink_cb),
93	#endif
94	#ifdef POINTER_BLANK
95	pointer_ev (this, &rxvt_term::pointer_cb),
96	#endif
97	check_ev (this, &rxvt_term::check_cb),	181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
98	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
99	pty_ev (this, &rxvt_term::pty_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
100	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
101	{	186	{
102	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	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;
103	}	204	}
104		205
105	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
106	{	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
		225	#ifdef USE_XIM
		226	im_destroy ();
		227	#endif
		228	#ifdef XTERM_SCROLLBAR
		229	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		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);
		253
		254	delete drawable;
		255	// destroy all windows
		256	if (parent[0])
		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);
		267
107	scr_release ();	268	scr_release ();
108		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);
109	free (locale);	280	free (locale);
110	free (codeset);	281	free (v_buffer);
		282	free (incr_buf);
111		283
112	#ifndef NO_SETOWNER_TTYDEV	284	delete envv;
113	privileged_ttydev (RESTORE);	285	delete argv;
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118	#ifdef USE_XIM
119	if (Input_Context)
120	{
121	XDestroyIC (Input_Context);
122	Input_Context = NULL;
123	}
124	#endif
125		286
126	if (TermWin.parent[0])	287	#ifdef KEYSYM_RESOURCE
127	XDestroyWindow (display->display, TermWin.parent[0]);	288	delete keyboard;
		289	#endif
		290	}
128		291
129	// TODO: free pixcolours, colours should become part of rxvt_display	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));
130		297
131	delete PixColors;	298	cmd_pid = 0;
132		299
133	if (cmd_fd >= 0)	300	if (!OPTION (Opt_hold))
134	close (cmd_fd);	301	destroy ();
		302	}
		303
		304	void
		305	rxvt_term::destroy ()
		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
135		316
136	if (display)	317	if (display)
137	displays.release (display);
138	}
139
140	void
141	rxvt_term::destroy ()
142	{
143	if (display)
144	{	318	{
		319	#if USE_XIM
		320	im_ev.stop (display);
		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 ();
145	termwin_ev.stop (display);	329	termwin_ev.stop (display);
146	vt_ev.stop (display);	330	vt_ev.stop (display);
147	#ifdef HAVE_SCROLLBARS
148	scrollbar_ev.stop (display);
149	#endif
150	#ifdef MENUBAR
151	menubar_ev.stop (display);
152	#endif
153	}	331	}
154		332
155	check_ev.stop ();	333	check_ev.stop ();
156	pty_ev.stop ();	334	pty_ev.stop ();
157	#ifdef CURSOR_BLINK	335	#ifdef CURSOR_BLINK
158	cursor_blink_ev.stop ();	336	cursor_blink_ev.stop ();
159	#endif	337	#endif
160	#ifdef TEXT_BLINK	338	#ifdef TEXT_BLINK
161	text_blink_ev.stop ();	339	text_blink_ev.stop ();
162	#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
163	#ifdef POINTER_BLANK	347	#ifdef POINTER_BLANK
164	pointer_ev.stop ();	348	pointer_ev.stop ();
165	#endif	349	#endif
166		350
167	destroy_ev.start (0);	351	destroy_ev.start (0);
168	}	352	}
169		353
170	void	354	void
171	rxvt_term::destroy_cb (time_watcher &w)	355	rxvt_term::destroy_cb (time_watcher &w)
172	{	356	{
173	SET_R (this);	357	make_current ();
174		358
175	delete this;	359	delete this;
176	}
177
178	/*----------------------------------------------------------------------*/
179	/* rxvt_init() */
180	/* LIBPROTO */
181	rxvt_t
182	rxvt_init (int argc, const char *const *argv)
183	{
184	SET_R (new rxvt_term);
185
186	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187	{
188	delete GET_R;
189	SET_R (0);
190	}
191
192	return GET_R;
193	}
194
195	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
196
197	void
198	rxvt_init_signals ()
199	{
200	/* install exit handler for cleanup */
201	#if 0
202	#ifdef HAVE_ATEXIT
203	atexit(rxvt_clean_exit);
204	#else
205	#endif
206	#endif
207
208	struct sigaction sa;
209
210	sigfillset (&sa.sa_mask);
211	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
220	/* signal (SIGURG, SIG_DFL); */
221
222	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224	}
225
226	bool
227	rxvt_term::init (int argc, const char *const *argv)
228	{
229	/*
230	* Save and then give up any super-user privileges
231	* If we need privileges in any area then we must specifically request it.
232	* We should only need to be root in these cases:
233	* 1. write utmp entries on some systems
234	* 2. chown tty on some systems
235	*/
236	privileges (SAVE);
237	privileges (IGNORE);
238
239	init_secondary ();
240
241	const char **cmd_argv = init_resources (argc, argv);
242
243	set_locale ("");
244
245	#if (MENUBAR_MAX)
246	menubar_read (rs[Rs_menu]);
247	#endif
248	#ifdef HAVE_SCROLLBARS
249	if (Options & Opt_scrollBar)
250	scrollBar.setIdle (); /* set existence for size calculations */
251	#endif
252
253	create_windows (argc, argv);
254
255	init_xlocale ();
256
257	scr_reset (); /* initialize screen */
258	#ifdef RXVT_GRAPHICS
259	Gr_reset (); /* reset graphics */
260	#endif
261
262	#if 0
263	#ifdef DEBUG_X
264	XSynchronize(display->display, True);
265	#endif
266	#endif
267
268	#ifdef HAVE_SCROLLBARS
269	if (Options & Opt_scrollBar)
270	resize_scrollbar (); /* create and map scrollbar */
271	#endif
272	#if (MENUBAR_MAX)
273	if (menubar_visible(r))
274	XMapWindow (display->display, menuBar.win);
275	#endif
276	#ifdef TRANSPARENT
277	if (Options & Opt_transparent)
278	{
279	XSelectInput (display->display, display->root, PropertyChangeMask);
280	rootwin_ev.start (display, display->root);
281	check_our_parents ();
282	}
283	#endif
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	#ifdef DEBUG_CMD
		536	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		537	#endif
		538	rxvt_emergency_cleanup ();
		539	signal (w.signum, SIG_DFL);
		540	kill (getpid (), w.signum);
		541	}
		542
		543	sig_handlers ()
		544	: sw_term (this, &sig_handlers::sig_term),
		545	sw_int (this, &sig_handlers::sig_term)
		546	{
		547	}
		548	} sig_handlers;
		549
		550	char **rxvt_environ; // startup environment
		551
		552	void
		553	rxvt_init ()
357	{	554	{
358	GET_R->destroy ();	555	ptytty::init ();
		556
		557	rxvt_environ = environ;
		558
		559	signal (SIGHUP, SIG_IGN);
		560	signal (SIGPIPE, SIG_IGN);
		561
		562	sig_handlers.sw_term.start (SIGTERM);
		563	sig_handlers.sw_int.start (SIGINT);
		564
		565	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		566	/* signal (SIGURG, SIG_DFL); */
		567
		568	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		569	// TODO: handle this with exceptions and tolerate the memory loss
		570	XSetIOErrorHandler (rxvt_xioerror_handler);
		571
		572	XrmInitialize ();
359	}	573	}
360		574
361	/* ------------------------------------------------------------------------- *	575	/* ------------------------------------------------------------------------- *
362	* MEMORY ALLOCATION WRAPPERS *	576	* MEMORY ALLOCATION WRAPPERS *
363	* ------------------------------------------------------------------------- */	577	* ------------------------------------------------------------------------- */
364	/* EXTPROTO */	578	void *
365	void *
366	rxvt_malloc(size_t size)	579	rxvt_malloc (size_t size)
367	{	580	{
368	void *p;
369
370	p = malloc(size);	581	void *p = malloc (size);
		582
371	if (p)	583	if (!p)
		584	rxvt_fatal ("memory allocation failure. aborting.\n");
		585
372	return p;	586	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	587	}
379		588
380	/* EXTPROTO */	589	void *
381	void *
382	rxvt_calloc(size_t number, size_t size)	590	rxvt_calloc (size_t number, size_t size)
383	{	591	{
384	void *p;
385
386	p = calloc(number, size);	592	void *p = calloc (number, size);
		593
387	if (p)	594	if (!p)
		595	rxvt_fatal ("memory allocation failure. aborting.\n");
		596
388	return p;	597	return p;
389
390	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit();
392	exit(EXIT_FAILURE);
393	/* NOTREACHED */
394	}	598	}
395		599
396	/* EXTPROTO */	600	void *
397	void *
398	rxvt_realloc(void *ptr, size_t size)	601	rxvt_realloc (void *ptr, size_t size)
399	{	602	{
400	void *p;
401
402	if (ptr)
403	p = realloc(ptr, size);	603	void *p = realloc (ptr, size);
404	else	604
405	p = malloc(size);
406	if (p)	605	if (!p)
		606	rxvt_fatal ("memory allocation failure. aborting.\n");
		607
407	return p;	608	return p;
408
409	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410	rxvt_clean_exit();
411	exit(EXIT_FAILURE);
412	/* NOTREACHED */
413	}	609	}
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		610
550	/*----------------------------------------------------------------------*/	611	/*----------------------------------------------------------------------*/
551	/*	612	/*
552	* window size/position calculcations for XSizeHint and other storage.	613	* window size/position calculcations for XSizeHint and other storage.
553	* if width/height are non-zero then override calculated width/height	614	* if width/height are non-zero then override calculated width/height
554	*/	615	*/
555	void	616	void
556	rxvt_term::window_calc (unsigned int width, unsigned int height)	617	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557	{	618	{
558	short recalc_x, recalc_y;	619	short recalc_x, recalc_y;
559	int x, y, sb_w, mb_h, flags;	620	int x, y, sb_w, flags;
560	unsigned int w, h;	621	unsigned int w, h;
561	unsigned int max_width, max_height;	622	unsigned int max_width, max_height;
		623	dDisp;
562		624
563	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	625	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564	TermWin.ncol, TermWin.nrow, szHint.width,	626	ncol, nrow, szHint.width, szHint.height));
565	szHint.height));	627
566	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	628	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567	szHint.win_gravity = NorthWestGravity;	629	szHint.win_gravity = NorthWestGravity;
568	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	630	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569		631
570	recalc_x = recalc_y = 0;	632	recalc_x = recalc_y = 0;
571	flags = 0;	633	flags = 0;
		634
572	if (!parsed_geometry)	635	if (!parsed_geometry)
573	{	636	{
574	parsed_geometry = 1;	637	parsed_geometry = 1;
		638
575	if (rs[Rs_geometry])	639	if (rs[Rs_geometry])
576	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	640	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		641
577	if (flags & WidthValue)	642	if (flags & WidthValue)
578	{	643	{
579	TermWin.ncol = BOUND_POSITIVE_INT16(w);	644	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580	szHint.flags |= USSize;	645	szHint.flags |= USSize;
581	}	646	}
		647
582	if (flags & HeightValue)	648	if (flags & HeightValue)
583	{	649	{
584	TermWin.nrow = BOUND_POSITIVE_INT16(h);	650	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585	szHint.flags |= USSize;	651	szHint.flags |= USSize;
586	}	652	}
		653
587	if (flags & XValue)	654	if (flags & XValue)
588	{	655	{
589	szHint.x = x;	656	szHint.x = x;
590	szHint.flags |= USPosition;	657	szHint.flags |= USPosition;
		658
591	if (flags & XNegative)	659	if (flags & XNegative)
592	{	660	{
593	recalc_x = 1;	661	recalc_x = 1;
594	szHint.win_gravity = NorthEastGravity;	662	szHint.win_gravity = NorthEastGravity;
595	}	663	}
596	}	664	}
		665
597	if (flags & YValue)	666	if (flags & YValue)
598	{	667	{
599	szHint.y = y;	668	szHint.y = y;
600	szHint.flags |= USPosition;	669	szHint.flags |= USPosition;
		670
601	if (flags & YNegative)	671	if (flags & YNegative)
602	{	672	{
603	recalc_y = 1;	673	recalc_y = 1;
		674
604	if (szHint.win_gravity == NorthEastGravity)	675	if (szHint.win_gravity == NorthEastGravity)
605	szHint.win_gravity = SouthEastGravity;	676	szHint.win_gravity = SouthEastGravity;
606	else	677	else
607	szHint.win_gravity = SouthWestGravity;	678	szHint.win_gravity = SouthWestGravity;
608	}	679	}
609	}	680	}
610	}	681	}
		682
611	/* TODO: BOUNDS */	683	/* TODO: BOUNDS */
612	TermWin.width = TermWin.ncol * TermWin.fwidth;	684	width = ncol * fwidth;
613	TermWin.height = TermWin.nrow * TermWin.fheight;	685	height = nrow * fheight;
614	max_width = MAX_COLS * TermWin.fwidth;	686	max_width = MAX_COLS * fwidth;
615	max_height = MAX_ROWS * TermWin.fheight;	687	max_height = MAX_ROWS * fheight;
616		688
617	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	689	szHint.base_width = szHint.base_height = 2 * int_bwidth;
618		690
619	sb_w = mb_h = 0;	691	sb_w = 0;
620	window_vt_x = window_vt_y = 0;	692	window_vt_x = window_vt_y = int_bwidth;
621	if (scrollbar_visible ())	693
		694	if (scrollBar.state)
622	{	695	{
623	sb_w = scrollbar_TotalWidth();	696	sb_w = scrollbar_TotalWidth ();
624	szHint.base_width += sb_w;	697	szHint.base_width += sb_w;
625	if (!(Options & Opt_scrollBar_right))	698	if (!OPTION (Opt_scrollBar_right))
626	window_vt_x = sb_w;	699	window_vt_x += sb_w;
627	}
628	if (menubar_visible ())
629	{	700	}
630	mb_h = menuBar_TotalHeight();	701
631	szHint.base_height += mb_h;
632	window_vt_y = mb_h;
633	}
634	szHint.width_inc = TermWin.fwidth;	702	szHint.width_inc = fwidth;
635	szHint.height_inc = TermWin.fheight;	703	szHint.height_inc = fheight;
636	szHint.min_width = szHint.base_width + szHint.width_inc;	704	szHint.min_width = szHint.base_width + szHint.width_inc;
637	szHint.min_height = szHint.base_height + szHint.height_inc;	705	szHint.min_height = szHint.base_height + szHint.height_inc;
638		706
639	if (width && width - szHint.base_width < max_width)	707	if (newwidth && newwidth - szHint.base_width < max_width)
640	{	708	{
641	szHint.width = width;	709	szHint.width = newwidth;
642	TermWin.width = width - szHint.base_width;	710	width = newwidth - szHint.base_width;
643	}	711	}
644	else	712	else
645	{	713	{
646	MIN_IT(TermWin.width, max_width);	714	min_it (width, max_width);
647	szHint.width = szHint.base_width + TermWin.width;	715	szHint.width = szHint.base_width + width;
648	}	716	}
		717
649	if (height && height - szHint.base_height < max_height)	718	if (newheight && newheight - szHint.base_height < max_height)
650	{	719	{
651	szHint.height = height;	720	szHint.height = newheight;
652	TermWin.height = height - szHint.base_height;	721	height = newheight - szHint.base_height;
653	}	722	}
654	else	723	else
655	{	724	{
656	MIN_IT(TermWin.height, max_height);	725	min_it (height, max_height);
657	szHint.height = szHint.base_height + TermWin.height;	726	szHint.height = szHint.base_height + height;
658	}	727	}
659	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	728
		729	if (scrollBar.state && OPTION (Opt_scrollBar_right))
660	window_sb_x = szHint.width - sb_w;	730	window_sb_x = szHint.width - sb_w;
661		731
662	if (recalc_x)	732	if (recalc_x)
663	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	733	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
664	- szHint.width - 2 * TermWin.ext_bwidth);
665	if (recalc_y)	734	if (recalc_y)
666	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	735	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
667	- szHint.height - 2 * TermWin.ext_bwidth);
668		736
669	TermWin.ncol = TermWin.width / TermWin.fwidth;	737	ncol = width / fwidth;
670	TermWin.nrow = TermWin.height / TermWin.fheight;	738	nrow = height / fheight;
671	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	739	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672	TermWin.ncol, TermWin.nrow, szHint.width,	740	ncol, nrow, szHint.width,
673	szHint.height));	741	szHint.height));
674	return;	742	return;
675	}	743	}
676		744
677	/*----------------------------------------------------------------------*/	745	/*----------------------------------------------------------------------*/
…		…
680	* Called after a window size change.	748	* Called after a window size change.
681	*/	749	*/
682	void	750	void
683	rxvt_term::tt_winch ()	751	rxvt_term::tt_winch ()
684	{	752	{
		753	if (pty->pty < 0)
		754	return;
		755
685	struct winsize ws;	756	struct winsize ws;
686		757
687	if (cmd_fd < 0)
688	return;
689
690	ws.ws_col = TermWin.ncol;	758	ws.ws_col = ncol;
691	ws.ws_row = TermWin.nrow;	759	ws.ws_row = nrow;
692	ws.ws_xpixel = ws.ws_ypixel = 0;	760	ws.ws_xpixel = width;
693	#ifndef DEBUG_SIZE	761	ws.ws_ypixel = height;
694	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	762	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695	#else	763
696	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	764	#if 0
697	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	765	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698	# ifdef SIGWINCH
699	else if (cmd_pid) /* force through to the command */	766	if (cmd_pid) /* force through to the command */
700	kill (cmd_pid, SIGWINCH);	767	kill (-cmd_pid, SIGWINCH);
701	# endif
702	#endif	768	#endif
703	}	769	}
704		770
705	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
706	/* rxvt_change_font() - Switch to a new font */	772	/* set_fonts () - load and set the various fonts
707	/*	773	*
708	* init = 1 - initialize	774	* init = 1 - initialize
709	*	775	*
710	* fontname == FONT_UP - switch to bigger font	776	* fontname == FONT_UP - switch to bigger font
711	* fontname == FONT_DN - switch to smaller font	777	* fontname == FONT_DN - switch to smaller font
712	*/	778	*/
713	void	779	bool
714	rxvt_term::change_font (int init, const char *fontname)	780	rxvt_term::set_fonts ()
715	{}	781	{
		782	rxvt_fontset *fs = new rxvt_fontset (this);
		783	rxvt_fontprop prop;
716		784
717	void	785	if (!fs
718	rxvt_term::font_up_down (int n, int direction)	786	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
719	{}	787	|| !fs->realize_font (1))
		788	{
		789	delete fs;
		790	return false;
		791	}
		792
		793	#if ENABLE_STYLES
		794	for (int i = RS_styleCount; --i; )
		795	if (fontset[i] != fontset[0])
		796	delete fontset[i];
		797	#endif
		798
		799	delete fontset[0];
		800	fontset[0] = fs;
		801
		802	prop = (*fs)[1]->properties ();
		803	prop.height += lineSpace;
		804	fs->set_prop (prop);
		805
		806	fwidth = prop.width;
		807	fheight = prop.height;
		808	fbase = prop.ascent;
		809
		810	for (int style = 1; style < 4; style++)
		811	{
		812	#if ENABLE_STYLES
		813	const char *res = rs[Rs_font + style];
		814
		815	if (res && !*res)
		816	fontset[style] = fontset[0];
		817	else
		818	{
		819	fontset[style] = fs = new rxvt_fontset (this);
		820	rxvt_fontprop prop2 = prop;
		821
		822	if (res)
		823	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		824	else
		825	{
		826	res = fontset[0]->fontdesc;
		827
		828	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		829	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		830	}
		831
		832	fs->populate (res);
		833	fs->set_prop (prop2);
		834	}
		835	#else
		836	fontset[style] = fontset[0];
		837	#endif
		838	}
		839
		840	if (parent[0])
		841	{
		842	resize_all_windows (0, 0, 0);
		843	scr_remap_chars ();
		844	scr_touch (true);
		845	}
		846
		847	return true;
		848	}
		849
		850	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		851	{
		852	XChangeProperty (display->display, parent[0],
		853	prop, XA_STRING, 8, PropModeReplace,
		854	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		855	}
		856
		857	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		858	{
		859	wchar_t *ws = rxvt_mbstowcs (str, len);
		860	char *s = rxvt_wcstoutf8 (ws);
		861
		862	XChangeProperty (display->display, parent[0],
		863	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		864	(const unsigned char *)s, strlen (s));
		865
		866	free (s);
		867	free (ws);
		868	}
720		869
721	/*----------------------------------------------------------------------*/	870	/*----------------------------------------------------------------------*/
722	/*----------------------------------------------------------------------*/	871	/*----------------------------------------------------------------------*/
723	/* xterm sequences - title, iconName, color (exptl) */	872	/* xterm sequences - title, iconName, color (exptl) */
724	void	873	void
725	rxvt_term::set_title (const char *str)	874	rxvt_term::set_title (const char *str)
726	{	875	{
727	#ifndef SMART_WINDOW_TITLE	876	set_string_property (XA_WM_NAME, str);
728	XStoreName(display->display, TermWin.parent[0], str);	877	#if ENABLE_EWMH
729	#else	878	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	879	#endif
739	}	880	}
740		881
741	void	882	void
742	rxvt_term::set_iconName (const char *str)	883	rxvt_term::set_icon_name (const char *str)
743	{	884	{
744	#ifndef SMART_WINDOW_TITLE	885	set_string_property (XA_WM_ICON_NAME, str);
745	XSetIconName(display->display, TermWin.parent[0], str);	886	#if ENABLE_EWMH
746	#else	887	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	888	#endif
756	}	889	}
757		890
758	#ifdef XTERM_COLOR_CHANGE	891	#ifdef XTERM_COLOR_CHANGE
759	void	892	void
760	rxvt_term::set_window_color (int idx, const char *color)	893	rxvt_term::set_window_color (int idx, const char *color)
761	{	894	{
762	rxvt_color xcol;	895	rxvt_color xcol;
763	int i;	896	int i;
764		897
765	if (color == NULL || *color == '\0')	898	if (color == NULL || *color == '\0')
766	return;	899	return;
767		900
768	/* handle color aliases */	901	/* handle color aliases */
769	if (isdigit(*color))	902	if (isdigit (*color))
770	{	903	{
771	i = atoi(color);	904	i = atoi (color);
		905
772	if (i >= 8 && i <= 15)	906	if (i >= 8 && i <= 15)
773	{ /* bright colors */	907	{ /* bright colors */
774	i -= 8;	908	i -= 8;
775	# ifndef NO_BRIGHTCOLOR
776	PixColors[idx] = PixColors[minBrightCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777	SET_PIXCOLOR(idx);	910	SET_PIXCOLOR (idx);
778	goto Done;	911	goto done;
779	# endif
780
781	}	912	}
		913
782	if (i >= 0 && i <= 7)	914	if (i >= 0 && i <= 7)
783	{ /* normal colors */	915	{ /* normal colors */
784	PixColors[idx] = PixColors[minCOLOR + i];	916	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785	SET_PIXCOLOR(idx);	917	SET_PIXCOLOR (idx);
786	goto Done;	918	goto done;
787	}	919	}
788	}	920	}
		921
789	if (!rXParseAllocColor (& xcol, color))	922	if (!rXParseAllocColor (&xcol, color))
790	return;	923	return;
		924
791	/* XStoreColor (display->display, XCMAP, XColor*); */	925	/* XStoreColor (display->display, display->cmap, XColor*); */
792		926
793	/*	927	/*
794	* FIXME: should free colors here, but no idea how to do it so instead,	928	* FIXME: should free colors here, but no idea how to do it so instead,
795	* so just keep gobbling up the colormap	929	* so just keep gobbling up the colormap
796	*/	930	*/
797	# if 0	931	# if 0
798	for (i = Color_Black; i <= Color_White; i++)	932	for (i = Color_Black; i <= Color_White; i++)
799	if (PixColors[idx] == PixColors[i])	933	if (pix_colors[idx] == pix_colors[i])
800	break;	934	break;
801	if (i > Color_White)	935	if (i > Color_White)
802	{	936	{
803	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	937	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
804	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,	938	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
805	DisplayPlanes(display->display, display->screen));	939	DisplayPlanes (display->display, display->screen));
806	}	940	}
807	# endif	941	# endif
808		942
809	PixColors[idx] = xcol;	943	pix_colors_focused[idx] = xcol;
810	SET_PIXCOLOR(idx);	944	SET_PIXCOLOR (idx);
811		945
812	/* XSetWindowAttributes attr; */	946	/* XSetWindowAttributes attr; */
813	/* Cursor cursor; */	947	/* Cursor cursor; */
814	Done:	948	done:
815	if (idx == Color_bg && !(Options & Opt_transparent))
816	XSetWindowBackground(display->display, TermWin.vt,
817	PixColors[Color_bg]);
818		949
		950	#if OFF_FOCUS_FADING
		951	if (rs[Rs_fade])
		952	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		953	#endif
		954
819	/* handle Color_BD, scrollbar background, etc. */	955	/*TODO: handle Color_BD, scrollbar background, etc. */
820		956
821	set_colorfgbg ();
822	recolour_cursor ();	957	recolour_cursor ();
823	/* the only reasonable way to enforce a clean update */	958	scr_recolour ();
824	scr_poweron ();
825	}	959	}
826		960
827	#else	961	#else
828	# define set_window_color (idx,color) ((void)0)	962	# define set_window_color (idx,color) ((void)0)
829	#endif /* XTERM_COLOR_CHANGE */	963	#endif /* XTERM_COLOR_CHANGE */
830		964
831	void	965	void
832	rxvt_term::recolour_cursor ()	966	rxvt_term::recolour_cursor ()
833	{	967	{
834	#if TODO
835	rxvt_color xcol[2];	968	XColor xcol[2];
836		969
837	xcol[0] = PixColors[Color_pointer];	970	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
838	xcol[1] = PixColors[Color_bg];	971	? pix_colors_focused[Color_pointer_fg]
		972	: pix_colors_focused[Color_fg];
		973	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		974	? pix_colors_focused[Color_pointer_bg]
		975	: pix_colors_focused[Color_bg];
		976
839	XQueryColors (display->display, XCMAP, xcol, 2);	977	XQueryColors (display->display, display->cmap, xcol, 2);
840	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	978	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
841	#endif
842	}	979	}
843		980
844	/*----------------------------------------------------------------------*/	981	/*----------------------------------------------------------------------*/
845	/*	982	/*
846	* find if fg/bg matches any of the normal (low-intensity) colors	983	* find if fg/bg matches any of the normal (low-intensity) colors
847	*/	984	*/
848	void	985	void
849	rxvt_term::set_colorfgbg ()	986	rxvt_term::set_colorfgbg ()
850	{	987	{
851	unsigned int i;	988	unsigned int i;
852	const char *xpmb = "\0";	989	const char *xpmb = "\0";
853	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	990	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854		991
855	env_colorfgbg =
856	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	992	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
857	STRCPY(fstr, "default");	993	strcpy (fstr, "default");
858	STRCPY(bstr, "default");	994	strcpy (bstr, "default");
859	for (i = Color_Black; i <= Color_White; i++)	995	for (i = Color_Black; i <= Color_White; i++)
860	if (PixColors[Color_fg] == PixColors[i])	996	if (pix_colors[Color_fg] == pix_colors[i])
861	{	997	{
862	sprintf(fstr, "%d", (i - Color_Black));	998	sprintf (fstr, "%d", (i - Color_Black));
863	break;	999	break;
864	}	1000	}
		1001
865	for (i = Color_Black; i <= Color_White; i++)	1002	for (i = Color_Black; i <= Color_White; i++)
866	if (PixColors[Color_bg] == PixColors[i])	1003	if (pix_colors[Color_bg] == pix_colors[i])
867	{	1004	{
868	sprintf(bstr, "%d", (i - Color_Black));	1005	sprintf (bstr, "%d", (i - Color_Black));
869	#ifdef XPM_BACKGROUND	1006	#ifdef XPM_BACKGROUND
870	xpmb = "default;";	1007	xpmb = "default;";
871	#endif	1008	#endif
872	break;	1009	break;
873	}	1010	}
		1011
874	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1012	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	}	1013	}
888		1014
889	/*----------------------------------------------------------------------*/	1015	/*----------------------------------------------------------------------*/
890	/*
891	* Colour determination for low colour displays, routine from
892	* Hans de Goede <hans@highrise.nl>
893	*/
894		1016
895	int	1017	int
896	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1018	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
897	{	1019	{
898	if (!screen_in_out->set (display, colour))	1020	if (!screen_in_out->set (display, colour))
899	{	1021	{
900	rxvt_print_error("can't allocate colour: %s", colour);	1022	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
901	return false;	1023	return false;
902	}	1024	}
903		1025
904	return true;	1026	return true;
905	}	1027	}
906		1028
907	/* -------------------------------------------------------------------- *	1029	/* -------------------------------------------------------------------- *
908	* - WINDOW RESIZING - *	1030	* - WINDOW RESIZING - *
909	* -------------------------------------------------------------------- */	1031	* -------------------------------------------------------------------- */
910	void	1032	void
911	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1033	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912	{	1034	{
913	int fix_screen;	1035	int fix_screen;
		1036	int old_width = szHint.width;
		1037	int old_height = szHint.height;
		1038	dDisp;
914		1039
915	#ifdef SMART_RESIZE
916	int old_width = szHint.width, old_height = szHint.height;
917	#endif
918
919	window_calc (width, height);	1040	window_calc (newwidth, newheight);
920	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1041	XSetWMNormalHints (disp, parent[0], &szHint);
		1042
921	if (!ignoreparent)	1043	if (!ignoreparent)
922	{	1044	{
923	#ifdef SMART_RESIZE	1045	#ifdef SMART_RESIZE
924	/*	1046	/*
925	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1047	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
928	int x, y, x1, y1;	1050	int x, y, x1, y1;
929	int dx, dy;	1051	int dx, dy;
930	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1052	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931	Window unused_cr;	1053	Window unused_cr;
932		1054
933	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1055	XTranslateCoordinates (disp, parent[0], display->root,
934	0, 0, &x, &y, &unused_cr);	1056	0, 0, &x, &y, &unused_cr);
935	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1057	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
936	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1058	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
937	/*	1059	/*
938	* if display->root isn't the parent window, a WM will probably have offset	1060	* if display->root isn't the parent window, a WM will probably have offset
939	* our position for handles and decorations. Counter it	1061	* our position for handles and decorations. Counter it
940	*/	1062	*/
…		…
942	{	1064	{
943	x -= x1;	1065	x -= x1;
944	y -= y1;	1066	y -= y1;
945	}	1067	}
946		1068
947	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1069	x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
948	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1070	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
949	dx = old_width - szHint.width;	1071	dx = old_width - szHint.width;
950	dy = old_height - szHint.height;	1072	dy = old_height - szHint.height;
951		1073
952	/* Check position of the center of the window */	1074	/* Check position of the center of the window */
953	if (x < x1) /* left half */	1075	if (x < x1) /* left half */
954	dx = 0;	1076	dx = 0;
…		…
957	if (y < y1) /* top half */	1079	if (y < y1) /* top half */
958	dy = 0;	1080	dy = 0;
959	else if (y == y1) /* exact center */	1081	else if (y == y1) /* exact center */
960	dy /= 2;	1082	dy /= 2;
961		1083
962	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1084	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
963	szHint.width, szHint.height);	1085	szHint.width, szHint.height);
964	#else	1086	#else
965	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1087	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
966	szHint.height);
967	#endif	1088	#endif
968
969	}	1089	}
970		1090
971	fix_screen = (TermWin.ncol != prev_ncol	1091	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972	|| TermWin.nrow != prev_nrow);
973		1092
974	if (fix_screen || width != old_width || height != old_height)	1093	if (fix_screen || newwidth != old_width || newheight != old_height)
975	{	1094	{
976	if (scrollbar_visible ())	1095	if (scrollBar.state)
977	{	1096	{
978	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1097	XMoveResizeWindow (disp, scrollBar.win,
		1098	window_sb_x, 0,
979	0, scrollbar_TotalWidth (), szHint.height);	1099	scrollbar_TotalWidth (), szHint.height);
980	resize_scrollbar ();	1100	resize_scrollbar ();
981	}	1101	}
982		1102
983	if (menubar_visible ())	1103	XMoveResizeWindow (disp, vt,
984	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1104	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 ());	1105	width, height);
990	#ifdef RXVT_GRAPHICS	1106
991	if (old_height)
992	Gr_Resize (old_width - szHint.base_width,
993	old_height - szHint.base_height);
994	#endif
995	scr_clear ();	1107	scr_clear ();
996	#ifdef XPM_BACKGROUND	1108	#ifdef XPM_BACKGROUND
997	resize_pixmap ();	1109	resize_pixmap ();
998	#endif	1110	#endif
999
1000	}	1111	}
1001		1112
1002	if (fix_screen || old_height == 0)	1113	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();	1114	scr_reset ();
1017		1115
1018	if (curr_screen >= 0) /* this is not the first time through */	1116	#ifdef XPM_BACKGROUND
1019	{	1117	if (pixmap)
1020	scr_change_screen (curr_screen);	1118	scr_touch (false);
1021	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1119	#endif
1022	}
1023	}
1024
1025	old_width = szHint.width;
1026	old_height = szHint.height;
1027		1120
1028	#ifdef USE_XIM	1121	#ifdef USE_XIM
1029	IMSetStatusPosition ();	1122	IMSetStatusPosition ();
1030	#endif	1123	#endif
1031	}	1124	}
…		…
1033	/*	1126	/*
1034	* Set the width/height of the vt window in characters. Units are pixels.	1127	* Set the width/height of the vt window in characters. Units are pixels.
1035	* good for toggling 80/132 columns	1128	* good for toggling 80/132 columns
1036	*/	1129	*/
1037	void	1130	void
1038	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1131	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039	{	1132	{
1040	XWindowAttributes wattr;	1133	XWindowAttributes wattr;
1041		1134
1042	if (width == 0 || height == 0)	1135	if (newwidth == 0 || newheight == 0)
1043	{	1136	{
1044	XGetWindowAttributes(display->display, display->root, &wattr);	1137	XGetWindowAttributes (display->display, display->root, &wattr);
		1138
1045	if (width == 0)	1139	if (newwidth == 0)
1046	width = wattr.width - szHint.base_width;	1140	newwidth = wattr.width - szHint.base_width;
1047	if (height == 0)	1141	if (newheight == 0)
1048	height = wattr.height - szHint.base_height;	1142	newheight = wattr.height - szHint.base_height;
1049	}
1050	if (width != TermWin.width || height != TermWin.height)
1051	{	1143	}
		1144
		1145	if (newwidth != width || newheight != height)
		1146	{
1052	width += szHint.base_width;	1147	newwidth += szHint.base_width;
1053	height += szHint.base_height;	1148	newheight += szHint.base_height;
1054	resize_all_windows (width, height, 0);	1149	resize_all_windows (newwidth, newheight, 0);
1055	}	1150	}
1056	}	1151	}
1057		1152
1058	/* -------------------------------------------------------------------- *	1153	/* -------------------------------------------------------------------- *
1059	* - X INPUT METHOD ROUTINES - *	1154	* - X INPUT METHOD ROUTINES - *
1060	* -------------------------------------------------------------------- */	1155	* -------------------------------------------------------------------- */
1061	#ifdef USE_XIM	1156	#ifdef USE_XIM
1062	void
1063	rxvt_term::set_size (XRectangle *size)
1064	{
1065	size->x = TermWin.int_bwidth;
1066	size->y = TermWin.int_bwidth;
1067	size->width = Width2Pixel(TermWin.ncol);
1068	size->height = Height2Pixel(TermWin.nrow);
1069	}
1070		1157
1071	void	1158	void
1072	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1159	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1073	{	1160	{
1074	*fg = PixColors[Color_fg];	1161	fg = pix_colors[Color_fg];
1075	*bg = PixColors[Color_bg];	1162	bg = pix_colors[Color_bg];
		1163	}
		1164
		1165	void
		1166	rxvt_term::im_set_size (XRectangle &size)
		1167	{
		1168	// the int_bwidth terms make no sense to me
		1169	size.x = int_bwidth;
		1170	size.y = int_bwidth;
		1171	size.width = Width2Pixel (ncol) + int_bwidth;
		1172	size.height = Height2Pixel (nrow) + int_bwidth;
		1173	}
		1174
		1175	void
		1176	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1177	XRectangle &status_rect,
		1178	const XRectangle &needed_rect)
		1179	{
		1180	preedit_rect.x = needed_rect.width;
		1181	preedit_rect.y = 0;
		1182	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1183	preedit_rect.height = fheight;
		1184
		1185	status_rect.x = 0;
		1186	status_rect.y = 0;
		1187	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1188	status_rect.height = fheight;
1076	}	1189	}
1077		1190
1078	/* Checking whether input method is running. */	1191	/* Checking whether input method is running. */
1079	bool	1192	bool
1080	rxvt_term::IMisRunning ()	1193	rxvt_term::IMisRunning ()
1081	{	1194	{
1082	char *p;	1195	char *p;
1083	Atom atom;	1196	Atom atom;
1084	Window win;	1197	Window win;
1085	char server[IMBUFSIZ];	1198	char server[IMBUFSIZ];
1086		1199
1087	/* get current locale modifier */	1200	/* get current locale modifier */
1088	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1201	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1089	{	1202	{
1090	STRCPY(server, "@server=");	1203	strcpy (server, "@server=");
1091	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1204	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1205
1092	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1206	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1093	*p = '\0';	1207	*p = '\0';
1094		1208
1095	atom = XInternAtom(display->display, server, False);	1209	atom = XInternAtom (display->display, server, False);
1096	win = XGetSelectionOwner(display->display, atom);	1210	win = XGetSelectionOwner (display->display, atom);
		1211
1097	if (win != None)	1212	if (win != None)
1098	return True;	1213	return True;
1099	}	1214	}
		1215
1100	return False;	1216	return False;
1101	}	1217	}
1102		1218
1103	void	1219	void
1104	rxvt_term::IMSendSpot ()	1220	rxvt_term::IMSendSpot ()
1105	{	1221	{
1106	XPoint spot;	1222	XPoint nspot;
1107	XVaNestedList preedit_attr;	1223	XVaNestedList preedit_attr;
1108		1224
1109	if (Input_Context == NULL	1225	if (!Input_Context
		1226	|| !focus
1110	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1227	|| !(input_style & XIMPreeditPosition))
1111	|| !(event_type == KeyPress
1112	|| event_type == Expose
1113	|| event_type == NoExpose
1114	|| event_type == SelectionNotify
1115	|| event_type == ButtonRelease || event_type == FocusIn)
1116	|| !IMisRunning ())
1117	return;	1228	return;
1118		1229
1119	set_position (&spot);	1230	im_set_position (nspot);
1120		1231
		1232	if (nspot.x == spot.x && nspot.y == spot.y)
		1233	return;
		1234
		1235	spot = nspot;
		1236
1121	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1237	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1238	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123	XFree(preedit_attr);	1239	XFree (preedit_attr);
1124	}	1240	}
1125		1241
1126	void	1242	void
1127	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1243	rxvt_term::im_destroy ()
1128	XRectangle * needed_rect)
1129	{	1244	{
1130	int mbh, vtx = 0;	1245	if (input_method)
		1246	{
		1247	if (Input_Context && input_method->xim)
		1248	XDestroyIC (Input_Context);
1131		1249
1132	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1250	display->put_xim (input_method);
1133	vtx = scrollbar_TotalWidth();	1251	input_method = 0;
		1252	}
1134		1253
1135	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1136	mbh -= TermWin.lineSpace;
1137
1138	preedit_rect->x = needed_rect->width + vtx;
1139	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1140
1141	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1142	preedit_rect->height = Height2Pixel(1);
1143
1144	status_rect->x = vtx;
1145	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1146
1147	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1148	status_rect->height = Height2Pixel(1);
1149	}
1150
1151	/* ARGSUSED */
1152	/* EXTPROTO */
1153	void
1154	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1155	__attribute__ ((unused)), XPointer call_data
1156	__attribute__ ((unused)))
1157	{
1158	GET_R->Input_Context = NULL;	1254	Input_Context = 0;
1159	/* To avoid Segmentation Fault in C locale: Solaris only? */
1160	if (STRCMP (GET_R->locale, "C"))
1161	XRegisterIMInstantiateCallback(GET_R->display->display, NULL, NULL, NULL,
1162	rxvt_IMInstantiateCallback, NULL);
1163	}	1255	}
1164		1256
1165	/*	1257	/*
1166	* Try to open a XIM with the current modifiers, then see if we can	1258	* Try to open a XIM with the current modifiers, then see if we can
1167	* open a suitable preedit type	1259	* open a suitable preedit type
1168	*/	1260	*/
1169	bool	1261	bool
1170	rxvt_term::IM_get_IC ()	1262	rxvt_term::IM_get_IC (const char *modifiers)
1171	{	1263	{
1172	int i, j, found;	1264	int i, j, found;
1173	XIM xim;	1265	XIM xim;
1174	XPoint spot;	1266	XPoint spot;
1175	XRectangle rect, status_rect, needed_rect;	1267	XRectangle rect, status_rect, needed_rect;
1176	unsigned long fg, bg;	1268	unsigned long fg, bg;
1177	const char *p;	1269	const char *p;
1178	char **s;	1270	char **s;
1179	XIMStyles *xim_styles;	1271	XIMStyles *xim_styles;
1180	XVaNestedList preedit_attr, status_attr;
1181	XIMCallback ximcallback;
1182		1272
		1273	set_environ (envv);
		1274
		1275	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1276	return false;
		1277
1183	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1278	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1184	xim = XOpenIM (display->display, NULL, NULL, NULL);	1279	input_method = display->get_xim (locale, modifiers);
1185	if (xim == NULL)	1280	if (input_method == NULL)
1186	return False;	1281	return false;
		1282
		1283	xim = input_method->xim;
		1284	spot.x = spot.y = -1;
1187		1285
1188	xim_styles = NULL;	1286	xim_styles = NULL;
1189	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1287	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1190	|| !xim_styles || !xim_styles->count_styles)	1288	|| !xim_styles || !xim_styles->count_styles)
1191	{	1289	{
1192	XCloseIM(xim);	1290	im_destroy ();
1193	return False;	1291	return false;
		1292	}
		1293
		1294	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1295
		1296	for (int pi = 0; pi < 2; pi++)
1194	}	1297	{
		1298	p = pet[pi];
1195		1299
1196	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1300	if (!p)
1197	: "OverTheSpot,OffTheSpot,Root";	1301	continue;
		1302
1198	s = rxvt_splitcommastring(p);	1303	s = rxvt_splitcommastring (p);
		1304
1199	for (i = found = 0; !found && s[i]; i++)	1305	for (i = found = 0; !found && s[i]; i++)
1200	{	1306	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1307	if (!strcmp (s[i], "OverTheSpot"))
1202	input_style = (XIMPreeditPosition | XIMStatusNothing);	1308	input_style = (XIMPreeditPosition | XIMStatusNothing);
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1309	else if (!strcmp (s[i], "OffTheSpot"))
1204	input_style = (XIMPreeditArea | XIMStatusArea);	1310	input_style = (XIMPreeditArea | XIMStatusArea);
1205	else if (!STRCMP(s[i], "Root"))	1311	else if (!strcmp (s[i], "Root"))
1206	input_style = (XIMPreeditNothing | XIMStatusNothing);	1312	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1313	else if (!strcmp (s[i], "None"))
		1314	input_style = (XIMPreeditNone | XIMStatusNone);
1207		1315
1208	for (j = 0; j < xim_styles->count_styles; j++)	1316	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (input_style == xim_styles->supported_styles[j])	1317	if (input_style == xim_styles->supported_styles[j])
1210	{	1318	{
		1319	rxvt_freecommastring (s);
		1320
1211	found = 1;	1321	found = 1;
1212	break;	1322	goto foundpet;
		1323	}
		1324
1213	}	1325	}
		1326
		1327	rxvt_freecommastring (s);
1214	}	1328	}
1215	for (i = 0; s[i]; i++)	1329
1216	free(s[i]);	1330	foundpet:
1217	free(s);	1331
1218	XFree(xim_styles);	1332	XFree (xim_styles);
1219		1333
1220	if (!found)	1334	if (!found)
1221	{	1335	{
1222	XCloseIM(xim);	1336	im_destroy ();
1223	return False;	1337	return false;
		1338	}
		1339
		1340	XFontSet fs = 0;
		1341	XVaNestedList preedit_attr = 0, status_attr = 0;
		1342
		1343	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1224	}	1344	{
		1345	// fake us a font-set, please
		1346	char **missing_charset_list;
		1347	int missing_charset_count;
		1348	char *def_string;
		1349	char pat[512];
1225		1350
1226	ximcallback.callback = rxvt_IMDestroyCallback;	1351	sprintf (pat,
		1352	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1353	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1354	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1355	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1356	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1357	"*",
		1358	fheight,
		1359	fheight + 1, fheight - 1,
		1360	fheight - 2, fheight + 2);
1227		1361
1228	/* XXX: not sure why we need this (as well as IC one below) */	1362	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1229	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1363	&missing_charset_list, &missing_charset_count, &def_string);
1230		1364
1231	preedit_attr = status_attr = NULL;	1365	if (missing_charset_list)
		1366	XFreeStringList (missing_charset_list);
		1367
		1368	if (!fs)
		1369	{
		1370	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1371	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1372	}
		1373	}
1232		1374
1233	if (input_style & XIMPreeditPosition)	1375	if (input_style & XIMPreeditPosition)
1234	{	1376	{
1235	set_size (&rect);	1377	im_set_size (rect);
1236	set_position (&spot);	1378	im_set_position (spot);
1237	set_color (&fg, &bg);	1379	im_set_color (fg, bg);
1238		1380
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1381	preedit_attr = XVaCreateNestedList (0,
		1382	XNForeground, fg,
		1383	XNBackground, bg,
		1384	XNArea, &rect,
1240	XNSpotLocation, &spot,	1385	XNSpotLocation, &spot,
1241	XNForeground, fg, XNBackground, bg,
1242	//XNFontSet, TermWin.fontset,	1386	XNFontSet, fs,
1243	NULL);	1387	NULL);
1244	}	1388	}
1245	else if (input_style & XIMPreeditArea)	1389	else if (input_style & XIMPreeditArea)
1246	{	1390	{
1247	set_color (&fg, &bg);	1391	im_set_color (fg, bg);
1248		1392
1249	/*	1393	/*
1250	* The necessary width of preedit area is unknown	1394	* The necessary width of preedit area is unknown
1251	* until create input context.	1395	* until create input context.
1252	*/	1396	*/
1253	needed_rect.width = 0;	1397	needed_rect.width = 0;
1254
1255	set_preedit_area(&rect, &status_rect, &needed_rect);	1398	im_set_preedit_area (rect, status_rect, needed_rect);
1256		1399
1257	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1400	preedit_attr = XVaCreateNestedList (0,
		1401	XNForeground, fg,
1258	XNForeground, fg, XNBackground, bg,	1402	XNBackground, bg,
		1403	XNArea, &rect,
		1404	XNFontSet, fs,
		1405	NULL);
		1406	status_attr = XVaCreateNestedList (0,
		1407	XNForeground, fg,
		1408	XNBackground, bg,
		1409	XNArea, &status_rect,
1259	//XNFontSet, TermWin.fontset,	1410	XNFontSet, fs,
1260	NULL);	1411	NULL);
1261	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, TermWin.fontset,
1264	NULL);
1265	}	1412	}
1266	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1413
		1414	Input_Context = XCreateIC (xim,
		1415	XNInputStyle, input_style,
1267	XNClientWindow, TermWin.parent[0],	1416	XNClientWindow, vt,
1268	XNFocusWindow, TermWin.parent[0],	1417	XNFocusWindow, parent[0],
1269	XNDestroyCallback, &ximcallback,
1270	preedit_attr ? XNPreeditAttributes : NULL,	1418	preedit_attr ? XNPreeditAttributes : NULL,
1271	preedit_attr,	1419	preedit_attr,
1272	status_attr ? XNStatusAttributes : NULL,	1420	status_attr ? XNStatusAttributes : NULL,
1273	status_attr, NULL);	1421	status_attr, NULL);
1274	if (preedit_attr)	1422
1275	XFree(preedit_attr);	1423	if (preedit_attr) XFree (preedit_attr);
1276	if (status_attr)	1424	if (status_attr) XFree (status_attr);
1277	XFree(status_attr);	1425	if (fs) XFreeFontSet (display->display, fs);
		1426
1278	if (Input_Context == NULL)	1427	if (Input_Context == NULL)
1279	{	1428	{
1280	rxvt_print_error("failed to create input context");	1429	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1281	XCloseIM(xim);	1430	im_destroy ();
1282	return False;	1431	return false;
1283	}	1432	}
		1433
1284	if (input_style & XIMPreeditArea)	1434	if (input_style & XIMPreeditArea)
1285	IMSetStatusPosition ();	1435	IMSetStatusPosition ();
		1436
1286	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1437	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1287	return True;	1438	return true;
1288	}	1439	}
1289		1440
1290	/*
1291	* X manual pages and include files don't match on some systems:
1292	* some think this is an XIDProc and others an XIMProc so we can't
1293	* use the first argument - need to update this to be nice for
1294	* both types via some sort of configure detection
1295	*/
1296	/* ARGSUSED */
1297	/* EXTPROTO */
1298	void	1441	void
1299	rxvt_IMInstantiateCallback(Display * unused	1442	rxvt_term::im_cb ()
1300	__attribute__ ((unused)), XPointer client_data
1301	__attribute__ ((unused)), XPointer call_data
1302	__attribute__ ((unused)))
1303	{	1443	{
1304	int i, found, had_im;	1444	int i;
1305	const char *p;	1445	const char *p;
1306	char **s;	1446	char **s;
1307	char buf[IMBUFSIZ];	1447	char buf[IMBUFSIZ];
1308		1448
		1449	make_current ();
		1450
		1451	im_destroy ();
		1452
1309	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1453	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1310	if (GET_R->Input_Context)	1454	if (Input_Context)
1311	return;	1455	return;
1312		1456
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1457	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (GET_R->rs[Rs_imLocale])	1458	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1459	SET_LOCALE (rs[Rs_imLocale]);
1316	#endif	1460	#endif
1317		1461
1318	p = GET_R->rs[Rs_inputMethod];	1462	p = rs[Rs_inputMethod];
1319	if (p && *p)	1463	if (p && *p)
1320	{	1464	{
1321	bool found = false;	1465	bool found = false;
1322		1466
1323	s = rxvt_splitcommastring (p);	1467	s = rxvt_splitcommastring (p);
		1468
1324	for (i = 0; s[i]; i++)	1469	for (i = 0; s[i]; i++)
1325	{	1470	{
1326	if (*s[i])	1471	if (*s[i])
1327	{	1472	{
1328	STRCPY (buf, "@im=");	1473	strcpy (buf, "@im=");
1329	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1474	strncat (buf, s[i], IMBUFSIZ - 5);
1330	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1475	if (IM_get_IC (buf))
1331	{	1476	{
1332	found = true;	1477	found = true;
1333	break;	1478	break;
1334	}	1479	}
1335	}	1480	}
1336	}	1481	}
1337	for (i = 0; s[i]; i++)	1482
1338	free(s[i]);	1483	rxvt_freecommastring (s);
1339	free(s);
1340		1484
1341	if (found)	1485	if (found)
1342	goto done;	1486	goto done;
1343	}	1487	}
1344		1488
1345	/* try with XMODIFIERS env. var. */	1489	/* try with XMODIFIERS env. var. */
1346	if ((p = XSetLocaleModifiers ("")) && *p	1490	if (IM_get_IC (""))
1347	&& GET_R->IM_get_IC ())
1348	goto done;	1491	goto done;
1349		1492
1350	/* try with no modifiers base IF the user didn't specify an IM */	1493	/* try with no modifiers base IF the user didn't specify an IM */
1351	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1494	if (IM_get_IC ("@im=none"))
1352	&& GET_R->IM_get_IC () == True)
1353	goto done;	1495	goto done;
1354		1496
1355	done:	1497	done:
1356	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1498	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357	if (GET_R->rs[Rs_imLocale])	1499	if (rs[Rs_imLocale])
1358	setlocale (LC_CTYPE, GET_R->locale);	1500	SET_LOCALE (locale);
1359	#endif	1501	#endif
1360	}	1502	}
1361		1503
1362	void	1504	void
1363	rxvt_term::IMSetStatusPosition ()	1505	rxvt_term::IMSetStatusPosition ()
1364	{	1506	{
1365	XRectangle preedit_rect, status_rect, *needed_rect;	1507	XRectangle preedit_rect, status_rect, *needed_rect;
1366	XVaNestedList preedit_attr, status_attr;	1508	XVaNestedList preedit_attr, status_attr;
1367		1509
1368	if (Input_Context == NULL	1510	if (!Input_Context
		1511	|| !focus
1369	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1512	|| !(input_style & XIMPreeditArea)
1370	|| !IMisRunning ())	1513	|| !IMisRunning ())
1371	return;	1514	return;
1372		1515
1373	/* Getting the necessary width of preedit area */	1516	/* Getting the necessary width of preedit area */
1374	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1517	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1375	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1518	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1376	XFree(status_attr);	1519	XFree (status_attr);
1377		1520
1378	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1521	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1522	XFree (needed_rect);
1379		1523
1380	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1524	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1381	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1525	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1382		1526
1383	XSetICValues(Input_Context,	1527	XSetICValues (Input_Context,
1384	XNPreeditAttributes, preedit_attr,	1528	XNPreeditAttributes, preedit_attr,
1385	XNStatusAttributes, status_attr, NULL);	1529	XNStatusAttributes, status_attr, NULL);
1386		1530
1387	XFree(preedit_attr);	1531	XFree (preedit_attr);
1388	XFree(status_attr);	1532	XFree (status_attr);
1389	}	1533	}
1390	#endif /* USE_XIM */	1534	#endif /* USE_XIM */
1391		1535
1392	/*----------------------------------------------------------------------*/
1393	rxvt_t rxvt_current_term;
1394
1395	/*----------------------- end-of-file (C source) -----------------------*/	1536	/*----------------------- end-of-file (C source) -----------------------*/

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