ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.192 by root, Fri Jan 20 12:16:28 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.22 2004/01/31 00:20:21 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
49	static char curlocale[128];	56	static char curlocale[128], savelocale[128];
50		57
51	void	58	bool
52	rxvt_set_locale (const char *locale)	59	rxvt_set_locale (const char *locale) NOTHROW
53	{	60	{
54	if (locale && STRNCMP (locale, curlocale, 128))	61	if (!locale || !strncmp (locale, curlocale, 128))
55	{	62	return false;
		63
56	STRNCPY (curlocale, locale, 128);	64	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	65	setlocale (LC_CTYPE, curlocale);
58	}	66	return true;
59	}	67	}
60		68
61	void *	69	void
62	rxvt_term::operator new (size_t s)	70	rxvt_push_locale (const char *locale) NOTHROW
63	{	71	{
64	void *p = malloc (s);	72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
65		75
66	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
67	return p;	141	return len;
68	}
69		142
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	143	}
		144	#endif
75		145
76	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
77	:	147	:
		148	#if TRANSPARENT
		149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
78	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	156	#endif
81	#ifdef TEXT_BLINK	157	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	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),
83	#endif	168	#endif
84	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
		176	vt_ev (this, &rxvt_term::x_cb),
		177	child_ev (this, &rxvt_term::child_cb),
87	check_ev (this, &rxvt_term::check_cb),	178	check_ev (this, &rxvt_term::check_cb),
		179	flush_ev (this, &rxvt_term::flush_cb),
88	destroy_ev (this, &rxvt_term::destroy_cb),	180	destroy_ev (this, &rxvt_term::destroy_cb),
89	pty_ev (this, &rxvt_term::pty_cb),	181	pty_ev (this, &rxvt_term::pty_cb),
90	x_ev (this, &rxvt_term::x_cb),
91	incr_ev (this, &rxvt_term::incr_cb)	182	incr_ev (this, &rxvt_term::incr_cb)
92	{	183	{
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	184	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		185
		186	termlist.push_back (this);
		187
		188	#ifdef KEYSYM_RESOURCE
		189	keyboard = new keyboard_manager;
		190	#endif
		191	}
		192
		193	// clean up the most important stuff, do *not* call x or free mem etc.
		194	// for use before an emergency exit
		195	void rxvt_term::emergency_cleanup ()
		196	{
		197	if (cmd_pid)
		198	kill (-cmd_pid, SIGHUP);
		199
		200	delete pty; pty = 0;
94	}	201	}
95		202
96	rxvt_term::~rxvt_term ()	203	rxvt_term::~rxvt_term ()
97	{	204	{
		205	termlist.erase (find (termlist.begin (), termlist.end(), this));
		206
		207	emergency_cleanup ();
		208
		209	#if ENABLE_STYLES
		210	for (int i = RS_styleCount; --i; )
		211	if (fontset[i] != fontset[0])
		212	delete fontset[i];
		213	#endif
		214	delete fontset[0];
		215
		216	if (display)
		217	{
		218	dDisp;
		219
		220	selection_clear ();
		221
		222	#ifdef USE_XIM
		223	im_destroy ();
		224	#endif
		225	#ifdef XTERM_SCROLLBAR
		226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		227	if (ShadowGC) XFreeGC (disp, ShadowGC);
		228	#endif
		229	#ifdef PLAIN_SCROLLBAR
		230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		231	#endif
		232	#ifdef NEXT_SCROLLBAR
		233	if (blackGC) XFreeGC (disp, blackGC);
		234	if (whiteGC) XFreeGC (disp, whiteGC);
		235	if (grayGC) XFreeGC (disp, grayGC);
		236	if (darkGC) XFreeGC (disp, darkGC);
		237	if (stippleGC) XFreeGC (disp, stippleGC);
		238	if (dimple) XFreePixmap (disp, dimple);
		239	if (upArrow) XFreePixmap (disp, upArrow);
		240	if (downArrow) XFreePixmap (disp, downArrow);
		241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		243	#endif
		244	#ifdef RXVT_SCROLLBAR
		245	if (topShadowGC) XFreeGC (disp, topShadowGC);
		246	if (botShadowGC) XFreeGC (disp, botShadowGC);
		247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		248	#endif
		249	if (gc) XFreeGC (disp, gc);
		250
		251	delete drawable;
		252	// destroy all windows
		253	if (parent[0])
		254	XDestroyWindow (disp, parent[0]);
		255	}
		256
		257	// TODO: free pixcolours, colours should become part of rxvt_display
		258	delete pix_colors_focused;
		259	#if OFF_FOCUS_FADING
		260	delete pix_colors_unfocused;
		261	#endif
		262
		263	displays.put (display);
		264
98	scr_release ();	265	scr_release ();
99		266
		267	/* clear all resources */
		268	for (int i = 0; i < allocated.size (); i++)
		269	free (allocated [i]);
		270
		271	free (selection.text);
		272	// TODO: manage env vars in child only(!)
		273	free (env_windowid);
		274	free (env_display);
		275	free (env_term);
		276	free (env_colorfgbg);
100	free (locale);	277	free (locale);
101	free (codeset);	278	free (v_buffer);
		279	free (incr_buf);
102		280
103	#ifndef NO_SETOWNER_TTYDEV	281	delete envv;
104	privileged_ttydev (RESTORE);	282	delete argv;
105	#endif
106	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);
108	#endif
109	#ifdef USE_XIM
110	if (Input_Context != NULL)
111	{
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		283
117	if (cmd_fd >= 0)	284	#ifdef KEYSYM_RESOURCE
118	close (cmd_fd);	285	delete keyboard;
		286	#endif
		287	}
119		288
120	if (Xfd >= 0)	289	// child has exited, usually destroys
121	XCloseDisplay (Xdisplay);	290	void
		291	rxvt_term::child_cb (child_watcher &w, int status)
		292	{
		293	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
122		294
123	delete PixColors;	295	cmd_pid = 0;
		296
		297	if (!OPTION (Opt_hold))
		298	destroy ();
124	}	299	}
125		300
126	void	301	void
127	rxvt_term::destroy ()	302	rxvt_term::destroy ()
128	{	303	{
		304	if (destroy_ev.active)
		305	return;
		306
		307	if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
		308	return;
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
		313
		314	if (display)
		315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	#if HAVE_SCROLLBARS
		320	scrollbar_ev.stop (display);
		321	#endif
		322	#if TRANSPARENT
		323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
		326	termwin_ev.stop (display);
		327	vt_ev.stop (display);
		328	}
		329
129	check_ev.stop ();	330	check_ev.stop ();
130	pty_ev.stop ();	331	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
134	#endif	334	#endif
135	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	336	text_blink_ev.stop ();
137	#endif	337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
		343	#endif
138	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	345	pointer_ev.stop ();
140	#endif	346	#endif
141		347
142	destroy_ev.start (0);	348	destroy_ev.start (0);
143	}	349	}
144		350
145	void	351	void
146	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
147	{	353	{
148	SET_R (this);	354	make_current ();
149		355
150	delete this;	356	delete this;
151	}
152
153	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void
171	rxvt_init_signals ()
172	{
173	/* install exit handler for cleanup */
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool
200	rxvt_term::init (int argc, const char *const *argv)
201	{
202	/*
203	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems
208	*/
209	privileges (SAVE);
210	privileges (IGNORE);
211
212	init_secondary ();
213
214	const char **cmd_argv = init_resources (argc, argv);
215
216	set_locale ("");
217
218	#if (MENUBAR_MAX)
219	menubar_read (rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	resize_scrollbar (); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	check_our_parents ();
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;
327	}	357	}
328		358
329	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
330	/*	360	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* TODO: if debugging, this should free up any known resources if we can	362	* TODO: if debugging, this should free up any known resources if we can
333	*/	363	*/
334	/* EXTPROTO */	364	static XErrorHandler old_xerror_handler;
		365
		366	static void
		367	rxvt_emergency_cleanup ()
		368	{
		369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		370	(*t)->emergency_cleanup ();
		371	}
		372
		373	#if ENABLE_FRILLS
		374	static void
		375	print_x_error (Display *dpy, XErrorEvent *event)
		376	{
		377	char buffer[BUFSIZ];
		378	char mesg[BUFSIZ];
		379	char number[32];
		380	char *mtype = "XlibMessage";
		381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		383	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		384	rxvt_warn ("%s: %s\n", mesg, buffer);
		385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		387	sprintf(number, "%d", event->request_code);
		388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		389	rxvt_warn ("(which is %s)\n", buffer);
		390	if (event->request_code >= 128) {
		391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		392	mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		394	}
		395	if ((event->error_code == BadWindow) ||
		396	(event->error_code == BadPixmap) ||
		397	(event->error_code == BadCursor) ||
		398	(event->error_code == BadFont) ||
		399	(event->error_code == BadDrawable) ||
		400	(event->error_code == BadColor) ||
		401	(event->error_code == BadGC) ||
		402	(event->error_code == BadIDChoice) ||
		403	(event->error_code == BadValue) ||
		404	(event->error_code == BadAtom)) {
		405	if (event->error_code == BadValue)
		406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		407	mesg, BUFSIZ);
		408	else if (event->error_code == BadAtom)
		409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		410	mesg, BUFSIZ);
		411	else
		412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		415	}
		416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		419	}
		420	#endif
		421
		422	int
		423	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		424	{
		425	if (GET_R->allowedxerror == -1)
		426	GET_R->allowedxerror = event->error_code;
		427	else
		428	{
		429	// GET_R is most likely not the terminal which caused the error,
		430	// so just output the error and continue
		431	#if ENABLE_FRILLS
		432	print_x_error (display, event);
		433	#else
		434	old_xerror_handler (display, event);
		435	#endif
		436	}
		437
		438	return 0;
		439	}
		440
		441	int
		442	rxvt_xioerror_handler (Display *display)
		443	{
		444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		445	DisplayString (display));
		446	rxvt_emergency_cleanup ();
		447	_exit (EXIT_FAILURE);
		448	}
		449
		450	/*----------------------------------------------------------------------*/
		451	bool
		452	rxvt_term::init (int argc, const char *const *argv)
		453	{
		454	SET_R (this);
		455	set_locale ("");
		456	set_environ (envv); // few things in X do not call setlocale :(
		457
		458	if (!init_vars ())
		459	return false;
		460
		461	init_secondary ();
		462
		463	const char **cmd_argv = init_resources (argc, argv);
		464
		465	#ifdef KEYSYM_RESOURCE
		466	keyboard->register_done ();
		467	#endif
		468
		469	#ifdef HAVE_SCROLLBARS
		470	if (OPTION (Opt_scrollBar))
		471	scrollBar.setIdle (); /* set existence for size calculations */
		472	#endif
		473
		474	pty = rxvt_new_ptytty ();
		475
		476	create_windows (argc, argv);
		477
		478	dDisp;
		479
		480	init_xlocale ();
		481
		482	scr_reset (); // initialize screen
		483
		484	#if 0
		485	XSynchronize (disp, True);
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (OPTION (Opt_scrollBar))
		490	resize_scrollbar (); /* create and map scrollbar */
		491	#endif
		492	#ifdef TRANSPARENT
		493	if (OPTION (Opt_transparent))
		494	{
		495	XSelectInput (disp, display->root, PropertyChangeMask);
		496	check_our_parents ();
		497	rootwin_ev.start (display, display->root);
		498	}
		499	#endif
		500
		501	set_colorfgbg ();
		502
		503	init_command (cmd_argv);
		504
		505	free (cmd_argv);
		506
		507	if (pty->pty >= 0)
		508	pty_ev.start (pty->pty, EVENT_READ);
		509
		510	check_ev.start ();
		511
		512	HOOK_INVOKE ((this, HOOK_START, DT_END));
		513
		514	XMapWindow (disp, vt);
		515	XMapWindow (disp, parent[0]);
		516
		517	return true;
		518	}
		519
		520	static struct sig_handlers
		521	{
		522	sig_watcher sw_term, sw_int;
		523
		524	/*
		525	* Catch a fatal signal and tidy up before quitting
		526	*/
335	void	527	void
336	rxvt_clean_exit ()	528	sig_term (sig_watcher &w)
		529	{
		530	#ifdef DEBUG_CMD
		531	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		532	#endif
		533	rxvt_emergency_cleanup ();
		534	signal (w.signum, SIG_DFL);
		535	kill (getpid (), w.signum);
		536	}
		537
		538	sig_handlers ()
		539	: sw_term (this, &sig_handlers::sig_term),
		540	sw_int (this, &sig_handlers::sig_term)
		541	{
		542	}
		543	} sig_handlers;
		544
		545	char **rxvt_environ; // startup environment
		546
		547	void
		548	rxvt_init ()
337	{	549	{
338	GET_R->destroy ();	550	uid_t uid = getuid ();
		551	gid_t gid = getgid ();
		552
		553	// before doing anything else, check for setuid/setgid operation,
		554	// start the helper process and drop privileges
		555	if (uid != geteuid ()
		556	|| gid != getegid ())
		557	{
		558	#if PTYTTY_HELPER
		559	rxvt_ptytty_server ();
		560	#else
		561	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		562	#endif
		563
		564	// drop privileges
		565	#if HAVE_SETRESUID
		566	setresgid (gid, gid, gid);
		567	setresuid (uid, uid, uid);
		568	#elif HAVE_SETREUID
		569	setregid (gid, gid);
		570	setreuid (uid, uid);
		571	#elif HAVE_SETUID
		572	setgid (gid);
		573	setuid (uid);
		574	#endif
		575
		576	if (uid != geteuid ()
		577	|| gid != getegid ())
		578	rxvt_fatal ("unable to drop privileges, aborting.\n");
		579	}
		580
		581	rxvt_environ = environ;
		582
		583	signal (SIGHUP, SIG_IGN);
		584	signal (SIGPIPE, SIG_IGN);
		585
		586	sig_handlers.sw_term.start (SIGTERM);
		587	sig_handlers.sw_int.start (SIGINT);
		588
		589	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		590	/* signal (SIGURG, SIG_DFL); */
		591
		592	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		593	// TODO: handle this with exceptions and tolerate the memory loss
		594	XSetIOErrorHandler (rxvt_xioerror_handler);
		595
		596	XrmInitialize ();
339	}	597	}
340		598
341	/* ------------------------------------------------------------------------- *	599	/* ------------------------------------------------------------------------- *
342	* MEMORY ALLOCATION WRAPPERS *	600	* MEMORY ALLOCATION WRAPPERS *
343	* ------------------------------------------------------------------------- */	601	* ------------------------------------------------------------------------- */
344	/* EXTPROTO */	602	void *
345	void *
346	rxvt_malloc(size_t size)	603	rxvt_malloc (size_t size)
347	{	604	{
348	void *p;
349
350	p = malloc(size);	605	void *p = malloc (size);
		606
351	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
352	return p;	610	return p;
353
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355	rxvt_clean_exit();
356	exit(EXIT_FAILURE);
357	/* NOTREACHED */
358	}	611	}
359		612
360	/* EXTPROTO */	613	void *
361	void *
362	rxvt_calloc(size_t number, size_t size)	614	rxvt_calloc (size_t number, size_t size)
363	{	615	{
364	void *p;
365
366	p = calloc(number, size);	616	void *p = calloc (number, size);
		617
367	if (p)	618	if (!p)
		619	rxvt_fatal ("memory allocation failure. aborting.\n");
		620
368	return p;	621	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}	622	}
375		623
376	/* EXTPROTO */	624	void *
377	void *
378	rxvt_realloc(void *ptr, size_t size)	625	rxvt_realloc (void *ptr, size_t size)
379	{	626	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);	627	void *p = realloc (ptr, size);
384	else	628
385	p = malloc(size);
386	if (p)	629	if (!p)
		630	rxvt_fatal ("memory allocation failure. aborting.\n");
		631
387	return p;	632	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}	633	}
394
395	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */
399	void
400	rxvt_term::privileges (int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif
409	# ifdef HAVE_SETEUID
410	switch (mode) {
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	euid = geteuid();
421	egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(euid);
425	setegid(egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif
440	#endif
441	}
442
443	#ifdef UTMP_SUPPORT
444	void
445	rxvt_term::privileged_utmp (char action)
446	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')
452	return;
453
454	privileges (RESTORE);
455	if (action == SAVE) {
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);
458	} else { /* action == RESTORE */
459	next_utmp_action = IGNORE;
460	cleanutent ();
461	}
462	privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif
487	{
488	chown(ttydev, getuid(), ttygid); /* fail silently */
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif
493	}
494	} else { /* action == RESTORE */
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif
504	}
505
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif
516	}
517	#endif
518		634
519	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
520	/*	636	/*
521	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculcations for XSizeHint and other storage.
522	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
523	*/	639	*/
524	void	640	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526	{	642	{
527	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	644	int x, y, sb_w, flags;
529	unsigned int w, h;	645	unsigned int w, h;
530	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
		647	dDisp;
531		648
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	649	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,	650	ncol, nrow, szHint.width, szHint.height));
534	szHint.height));	651
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	652	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	653	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	654	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		655
539	recalc_x = recalc_y = 0;	656	recalc_x = recalc_y = 0;
540	flags = 0;	657	flags = 0;
		658
541	if (!parsed_geometry) {	659	if (!parsed_geometry)
		660	{
542	parsed_geometry = 1;	661	parsed_geometry = 1;
		662
543	if (rs[Rs_geometry])	663	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		665
545	if (flags & WidthValue) {	666	if (flags & WidthValue)
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	{
		668	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
547	szHint.flags |= USSize;	669	szHint.flags |= USSize;
548	}	670	}
		671
549	if (flags & HeightValue) {	672	if (flags & HeightValue)
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	673	{
		674	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
551	szHint.flags |= USSize;	675	szHint.flags |= USSize;
552	}	676	}
		677
553	if (flags & XValue) {	678	if (flags & XValue)
		679	{
554	szHint.x = x;	680	szHint.x = x;
555	szHint.flags |= USPosition;	681	szHint.flags |= USPosition;
		682
556	if (flags & XNegative) {	683	if (flags & XNegative)
		684	{
557	recalc_x = 1;	685	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	686	szHint.win_gravity = NorthEastGravity;
559	}	687	}
560	}	688	}
		689
561	if (flags & YValue) {	690	if (flags & YValue)
		691	{
562	szHint.y = y;	692	szHint.y = y;
563	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
564	if (flags & YNegative) {	695	if (flags & YNegative)
		696	{
565	recalc_y = 1;	697	recalc_y = 1;
		698
566	if (szHint.win_gravity == NorthEastGravity)	699	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	700	szHint.win_gravity = SouthEastGravity;
568	else	701	else
569	szHint.win_gravity = SouthWestGravity;	702	szHint.win_gravity = SouthWestGravity;
570	}	703	}
571	}	704	}
572	}	705	}
		706
573	/* TODO: BOUNDS */	707	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	708	width = ncol * fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	709	height = nrow * fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	710	max_width = MAX_COLS * fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	711	max_height = MAX_ROWS * fheight;
578		712
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	713	szHint.base_width = szHint.base_height = 2 * int_bwidth;
580		714
581	sb_w = mb_h = 0;	715	sb_w = 0;
582	window_vt_x = window_vt_y = 0;	716	window_vt_x = window_vt_y = int_bwidth;
583	if (scrollbar_visible ()) {	717
		718	if (scrollBar.state)
		719	{
584	sb_w = scrollbar_TotalWidth();	720	sb_w = scrollbar_TotalWidth ();
585	szHint.base_width += sb_w;	721	szHint.base_width += sb_w;
586	if (!(Options & Opt_scrollBar_right))	722	if (!OPTION (Opt_scrollBar_right))
587	window_vt_x = sb_w;	723	window_vt_x += sb_w;
588	}	724	}
589	if (menubar_visible ()) {	725
590	mb_h = menuBar_TotalHeight();
591	szHint.base_height += mb_h;
592	window_vt_y = mb_h;
593	}
594	szHint.width_inc = TermWin.fwidth;	726	szHint.width_inc = fwidth;
595	szHint.height_inc = TermWin.fheight;	727	szHint.height_inc = fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
598		730
599	if (width && width - szHint.base_width < max_width) {	731	if (newwidth && newwidth - szHint.base_width < max_width)
		732	{
600	szHint.width = width;	733	szHint.width = newwidth;
601	TermWin.width = width - szHint.base_width;	734	width = newwidth - szHint.base_width;
602	} else {	735	}
603	MIN_IT(TermWin.width, max_width);	736	else
		737	{
		738	min_it (width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	739	szHint.width = szHint.base_width + width;
605	}	740	}
		741
606	if (height && height - szHint.base_height < max_height) {	742	if (newheight && newheight - szHint.base_height < max_height)
		743	{
607	szHint.height = height;	744	szHint.height = newheight;
608	TermWin.height = height - szHint.base_height;	745	height = newheight - szHint.base_height;
609	} else {	746	}
		747	else
		748	{
610	MIN_IT(TermWin.height, max_height);	749	min_it (height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	750	szHint.height = szHint.base_height + height;
612	}	751	}
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	752
		753	if (scrollBar.state && OPTION (Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
615		755
616	if (recalc_x)	756	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	757	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
618	- szHint.width - 2 * TermWin.ext_bwidth);
619	if (recalc_y)	758	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	759	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
621	- szHint.height - 2 * TermWin.ext_bwidth);
622		760
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	761	ncol = width / fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	762	nrow = height / fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	763	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626	TermWin.ncol, TermWin.nrow, szHint.width,	764	ncol, nrow, szHint.width,
627	szHint.height));	765	szHint.height));
628	return;	766	return;
629	}	767	}
630		768
631	/*----------------------------------------------------------------------*/	769	/*----------------------------------------------------------------------*/
632	/*	770	/*
633	* Tell the teletype handler what size the window is.	771	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	772	* Called after a window size change.
635	*/	773	*/
636	void	774	void
637	rxvt_term::tt_winch ()	775	rxvt_term::tt_winch ()
638	{	776	{
		777	if (pty->pty < 0)
		778	return;
		779
639	struct winsize ws;	780	struct winsize ws;
640		781
641	if (cmd_fd < 0)
642	return;
643
644	ws.ws_col = TermWin.ncol;	782	ws.ws_col = ncol;
645	ws.ws_row = TermWin.nrow;	783	ws.ws_row = nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	784	ws.ws_xpixel = width;
647	#ifndef DEBUG_SIZE	785	ws.ws_ypixel = height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	786	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
649	#else	787
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	788	#if 0
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	789	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */	790	if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);	791	kill (-cmd_pid, SIGWINCH);
655	# endif
656	#endif	792	#endif
657	}	793	}
658		794
659	/*----------------------------------------------------------------------*/	795	/*----------------------------------------------------------------------*/
660	/* rxvt_change_font() - Switch to a new font */	796	/* set_fonts () - load and set the various fonts
661	/*	797	*
662	* init = 1 - initialize	798	* init = 1 - initialize
663	*	799	*
664	* fontname == FONT_UP - switch to bigger font	800	* fontname == FONT_UP - switch to bigger font
665	* fontname == FONT_DN - switch to smaller font	801	* fontname == FONT_DN - switch to smaller font
666	*/	802	*/
667	void	803	bool
668	rxvt_term::change_font (int init, const char *fontname)	804	rxvt_term::set_fonts ()
669	{	805	{
670	}	806	rxvt_fontset *fs = new rxvt_fontset (this);
		807	rxvt_fontprop prop;
671		808
672	void	809	if (!fs
673	rxvt_term::font_up_down (int n, int direction)	810	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		811	|| !fs->realize_font (1))
		812	{
		813	delete fs;
		814	return false;
		815	}
		816
		817	#if ENABLE_STYLES
		818	for (int i = RS_styleCount; --i; )
		819	if (fontset[i] != fontset[0])
		820	delete fontset[i];
		821	#endif
		822
		823	delete fontset[0];
		824	fontset[0] = fs;
		825
		826	prop = (*fs)[1]->properties ();
		827	prop.height += lineSpace;
		828	fs->set_prop (prop);
		829
		830	fwidth = prop.width;
		831	fheight = prop.height;
		832	fbase = prop.ascent;
		833
		834	for (int style = 1; style < 4; style++)
		835	{
		836	#if ENABLE_STYLES
		837	const char *res = rs[Rs_font + style];
		838
		839	if (res && !*res)
		840	fontset[style] = fontset[0];
		841	else
		842	{
		843	fontset[style] = fs = new rxvt_fontset (this);
		844	rxvt_fontprop prop2 = prop;
		845
		846	if (res)
		847	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		848	else
		849	{
		850	res = fontset[0]->fontdesc;
		851
		852	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		853	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		854	}
		855
		856	fs->populate (res);
		857	fs->set_prop (prop2);
		858	}
		859	#else
		860	fontset[style] = fontset[0];
		861	#endif
		862	}
		863
		864	if (parent[0])
		865	{
		866	resize_all_windows (0, 0, 0);
		867	scr_remap_chars ();
		868	scr_touch (true);
		869	}
		870
		871	return true;
		872	}
		873
		874	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674	{	875	{
		876	XChangeProperty (display->display, parent[0],
		877	prop, XA_STRING, 8, PropModeReplace,
		878	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		879	}
		880
		881	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		882	{
		883	wchar_t *ws = rxvt_mbstowcs (str, len);
		884	char *s = rxvt_wcstoutf8 (ws);
		885
		886	XChangeProperty (display->display, parent[0],
		887	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		888	(const unsigned char *)s, strlen (s));
		889
		890	free (s);
		891	free (ws);
675	}	892	}
676		893
677	/*----------------------------------------------------------------------*/	894	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	895	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	896	/* xterm sequences - title, iconName, color (exptl) */
680	void	897	void
681	rxvt_term::set_title (const char *str)	898	rxvt_term::set_title (const char *str)
682	{	899	{
683	#ifndef SMART_WINDOW_TITLE	900	set_string_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	901	#if ENABLE_EWMH
685	#else	902	set_utf8_property (xa[XA_NET_WM_NAME], str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	903	#endif
695	}	904	}
696		905
697	void	906	void
698	rxvt_term::set_iconName (const char *str)	907	rxvt_term::set_icon_name (const char *str)
699	{	908	{
700	#ifndef SMART_WINDOW_TITLE	909	set_string_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	910	#if ENABLE_EWMH
702	#else	911	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	912	#endif
712	}	913	}
713		914
714	#ifdef XTERM_COLOR_CHANGE	915	#ifdef XTERM_COLOR_CHANGE
715	void	916	void
716	rxvt_term::set_window_color (int idx, const char *color)	917	rxvt_term::set_window_color (int idx, const char *color)
717	{	918	{
718	rxvt_color xcol;	919	rxvt_color xcol;
719	int i;	920	int i;
720		921
721	if (color == NULL || *color == '\0')	922	if (color == NULL || *color == '\0')
722	return;	923	return;
723		924
724	/* handle color aliases */	925	/* handle color aliases */
725	if (isdigit(*color)) {	926	if (isdigit (*color))
		927	{
726	i = atoi(color);	928	i = atoi (color);
		929
		930	if (i >= 8 && i <= 15)
727	if (i >= 8 && i <= 15) { /* bright colors */	931	{ /* bright colors */
728	i -= 8;	932	i -= 8;
729	# ifndef NO_BRIGHTCOLOR
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	933	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731	SET_PIXCOLOR(idx);	934	SET_PIXCOLOR (idx);
732	goto Done;	935	goto done;
		936	}
		937
		938	if (i >= 0 && i <= 7)
		939	{ /* normal colors */
		940	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		941	SET_PIXCOLOR (idx);
		942	goto done;
		943	}
		944	}
		945
		946	if (!rXParseAllocColor (&xcol, color))
		947	return;
		948
		949	/* XStoreColor (display->display, display->cmap, XColor*); */
		950
		951	/*
		952	* FIXME: should free colors here, but no idea how to do it so instead,
		953	* so just keep gobbling up the colormap
		954	*/
		955	# if 0
		956	for (i = Color_Black; i <= Color_White; i++)
		957	if (pix_colors[idx] == pix_colors[i])
		958	break;
		959	if (i > Color_White)
		960	{
		961	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		962	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		963	DisplayPlanes (display->display, display->screen));
		964	}
733	# endif	965	# endif
734	}
735	if (i >= 0 && i <= 7) { /* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];
737	SET_PIXCOLOR(idx);
738	goto Done;
739	}
740	}
741	if (!rXParseAllocColor (& xcol, color))
742	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		966
745	/*	967	pix_colors_focused[idx] = xcol;
746	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap
748	*/
749	# if 0
750	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])
752	break;
753	if (i > Color_White) {
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));
757	}
758	# endif
759
760	PixColors[idx] = xcol;
761	SET_PIXCOLOR(idx);	968	SET_PIXCOLOR (idx);
762		969
763	/* XSetWindowAttributes attr; */	970	/* XSetWindowAttributes attr; */
764	/* Cursor cursor; */	971	/* Cursor cursor; */
765	Done:	972	done:
766	if (idx == Color_bg && !(Options & Opt_transparent))
767	XSetWindowBackground(Xdisplay, TermWin.vt,
768	PixColors[Color_bg]);
769		973
		974	#if OFF_FOCUS_FADING
		975	if (rs[Rs_fade])
		976	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		977	#endif
		978
770	/* handle Color_BD, scrollbar background, etc. */	979	/*TODO: handle Color_BD, scrollbar background, etc. */
771		980
772	set_colorfgbg ();
773	recolour_cursor ();	981	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	982	scr_recolour ();
775	scr_poweron ();
776	}	983	}
777		984
778	#else	985	#else
779	# define set_window_color (idx,color) ((void)0)	986	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */	987	#endif /* XTERM_COLOR_CHANGE */
781		988
782	void	989	void
783	rxvt_term::recolour_cursor ()	990	rxvt_term::recolour_cursor ()
784	{	991	{
785	#if TODO
786	rxvt_color xcol[2];	992	XColor xcol[2];
787		993
788	xcol[0] = PixColors[Color_pointer];	994	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	995	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	996	: pix_colors_focused[Color_fg];
		997	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		998	? pix_colors_focused[Color_pointer_bg]
		999	: pix_colors_focused[Color_bg];
		1000
		1001	XQueryColors (display->display, display->cmap, xcol, 2);
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1002	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792	#endif
793	}	1003	}
794		1004
795	/*----------------------------------------------------------------------*/	1005	/*----------------------------------------------------------------------*/
796	/*	1006	/*
797	* find if fg/bg matches any of the normal (low-intensity) colors	1007	* find if fg/bg matches any of the normal (low-intensity) colors
798	*/	1008	*/
799	void	1009	void
800	rxvt_term::set_colorfgbg ()	1010	rxvt_term::set_colorfgbg ()
801	{	1011	{
802	unsigned int i;	1012	unsigned int i;
803	const char *xpmb = "\0";	1013	const char *xpmb = "\0";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1014	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805		1015
806	env_colorfgbg =
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1016	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808	STRCPY(fstr, "default");	1017	strcpy (fstr, "default");
809	STRCPY(bstr, "default");	1018	strcpy (bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	1020	if (pix_colors[Color_fg] == pix_colors[i])
		1021	{
812	sprintf(fstr, "%d", (i - Color_Black));	1022	sprintf (fstr, "%d", (i - Color_Black));
813	break;	1023	break;
814	}	1024	}
		1025
815	for (i = Color_Black; i <= Color_White; i++)	1026	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	1027	if (pix_colors[Color_bg] == pix_colors[i])
		1028	{
817	sprintf(bstr, "%d", (i - Color_Black));	1029	sprintf (bstr, "%d", (i - Color_Black));
818	#ifdef XPM_BACKGROUND	1030	#ifdef XPM_BACKGROUND
819	xpmb = "default;";	1031	xpmb = "default;";
820	#endif	1032	#endif
821	break;	1033	break;
822	}	1034	}
		1035
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1036	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	1037	}
836		1038
837	/*----------------------------------------------------------------------*/	1039	/*----------------------------------------------------------------------*/
838	/*
839	* Colour determination for low colour displays, routine from
840	* Hans de Goede <hans@highrise.nl>
841	*/
842		1040
843	int	1041	int
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845	{	1043	{
846	if (!screen_in_out->set (this, colour)) {	1044	if (!screen_in_out->set (display, colour))
847	rxvt_print_error("can't allocate colour: %s", colour);	1045	{
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848	return false;	1047	return false;
849	}	1048	}
850		1049
851	return true;	1050	return true;
852	}	1051	}
853		1052
854	/* -------------------------------------------------------------------- *	1053	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	1054	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	1055	* -------------------------------------------------------------------- */
857	void	1056	void
858	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1057	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	{	1058	{
860	int fix_screen;	1059	int fix_screen;
861
862	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;	1060	int old_width = szHint.width, old_height = szHint.height;
864	#endif	1061	dDisp;
865		1062
866	window_calc (width, height);	1063	window_calc (newwidth, newheight);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1064	XSetWMNormalHints (disp, parent[0], &szHint);
		1065
868	if (!ignoreparent)	1066	if (!ignoreparent)
869	{	1067	{
870	#ifdef SMART_RESIZE	1068	#ifdef SMART_RESIZE
871	/*	1069	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1070	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1073	int x, y, x1, y1;
876	int dx, dy;	1074	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1075	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1076	Window unused_cr;
879		1077
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1078	XTranslateCoordinates (disp, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1079	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1080	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1081	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1082	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1083	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1084	* our position for handles and decorations. Counter it
887	*/	1085	*/
888	if (x1 != x || y1 != y) {	1086	if (x1 != x || y1 != y)
		1087	{
889	x -= x1;	1088	x -= x1;
890	y -= y1;	1089	y -= y1;
891	}	1090	}
892		1091
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1092	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1093	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1094	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1095	dy = old_height - szHint.height;
897		1096
898	/* Check position of the center of the window */	1097	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1098	if (x < x1) /* left half */
900	dx = 0;	1099	dx = 0;
901	else if (x == x1) /* exact center */	1100	else if (x == x1) /* exact center */
902	dx /= 2;	1101	dx /= 2;
903	if (y < y1) /* top half */	1102	if (y < y1) /* top half */
904	dy = 0;	1103	dy = 0;
905	else if (y == y1) /* exact center */	1104	else if (y == y1) /* exact center */
906	dy /= 2;	1105	dy /= 2;
907		1106
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1107	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
909	szHint.width, szHint.height);	1108	szHint.width, szHint.height);
910	#else	1109	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1110	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
912	szHint.height);
913	#endif	1111	#endif
914	}	1112	}
915		1113
916	fix_screen = (TermWin.ncol != prev_ncol	1114	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917	|| TermWin.nrow != prev_nrow);
918		1115
919	if (fix_screen || width != old_width || height != old_height)	1116	if (fix_screen || newwidth != old_width || newheight != old_height)
920	{	1117	{
921	if (scrollbar_visible ())	1118	if (scrollBar.state)
922	{	1119	{
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1120	XMoveResizeWindow (disp, scrollBar.win,
		1121	window_sb_x, 0,
924	0, scrollbar_TotalWidth (), szHint.height);	1122	scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();	1123	resize_scrollbar ();
926	}	1124	}
927		1125
928	if (menubar_visible ())	1126	XMoveResizeWindow (disp, vt,
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1127	window_vt_x, window_vt_y,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
931
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
933	window_vt_y, TermWin_TotalWidth (),
934	TermWin_TotalHeight ());	1128	width, height);
935	#ifdef RXVT_GRAPHICS	1129
936	if (old_height)
937	Gr_Resize (old_width - szHint.base_width,
938	old_height - szHint.base_height);
939	#endif
940	scr_clear ();	1130	scr_clear ();
941	#ifdef XPM_BACKGROUND	1131	#ifdef XPM_BACKGROUND
942	resize_pixmap ();	1132	resize_pixmap ();
943	#endif	1133	#endif
944	}	1134	}
…		…
949	int old_ncol = prev_ncol;	1139	int old_ncol = prev_ncol;
950		1140
951	/* scr_reset only works on the primary screen */	1141	/* scr_reset only works on the primary screen */
952	if (old_height) /* this is not the first time through */	1142	if (old_height) /* this is not the first time through */
953	{	1143	{
954	unsigned int ncol = TermWin.ncol;	1144	unsigned int ocol = ncol;
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1145	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);	1146	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;	1147	ncol = ocol;
958	}	1148	}
959		1149
960	scr_reset();	1150	scr_reset ();
961		1151
962	if (curr_screen >= 0) /* this is not the first time through */	1152	if (curr_screen >= 0) /* this is not the first time through */
963	{	1153	{
964	scr_change_screen (curr_screen);	1154	scr_change_screen (curr_screen);
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1155	selection_check (old_ncol != ncol ? 4 : 0);
966	}	1156	}
967	}	1157	}
968		1158
969	old_width = szHint.width;	1159	old_width = szHint.width;
970	old_height = szHint.height;	1160	old_height = szHint.height;
		1161
		1162	#ifdef XPM_BACKGROUND
		1163	if (pixmap)
		1164	scr_touch (false);
		1165	#endif
971		1166
972	#ifdef USE_XIM	1167	#ifdef USE_XIM
973	IMSetStatusPosition ();	1168	IMSetStatusPosition ();
974	#endif	1169	#endif
975	}	1170	}
…		…
977	/*	1172	/*
978	* Set the width/height of the vt window in characters. Units are pixels.	1173	* Set the width/height of the vt window in characters. Units are pixels.
979	* good for toggling 80/132 columns	1174	* good for toggling 80/132 columns
980	*/	1175	*/
981	void	1176	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1177	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983	{	1178	{
984	XWindowAttributes wattr;	1179	XWindowAttributes wattr;
985		1180
986	if (width == 0 || height == 0) {	1181	if (newwidth == 0 || newheight == 0)
		1182	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1183	XGetWindowAttributes (display->display, display->root, &wattr);
		1184
988	if (width == 0)	1185	if (newwidth == 0)
989	width = wattr.width - szHint.base_width;	1186	newwidth = wattr.width - szHint.base_width;
990	if (height == 0)	1187	if (newheight == 0)
991	height = wattr.height - szHint.base_height;	1188	newheight = wattr.height - szHint.base_height;
		1189	}
		1190
		1191	if (newwidth != width || newheight != height)
992	}	1192	{
993	if (width != TermWin.width || height != TermWin.height) {
994	width += szHint.base_width;	1193	newwidth += szHint.base_width;
995	height += szHint.base_height;	1194	newheight += szHint.base_height;
996	resize_all_windows (width, height, 0);	1195	resize_all_windows (newwidth, newheight, 0);
997	}	1196	}
998	}	1197	}
999		1198
1000	/* -------------------------------------------------------------------- *	1199	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1200	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1201	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1202	#ifdef USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1203
1013	void	1204	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1206	{
1016	*fg = PixColors[Color_fg];	1207	fg = pix_colors[Color_fg];
1017	*bg = PixColors[Color_bg];	1208	bg = pix_colors[Color_bg];
		1209	}
		1210
		1211	void
		1212	rxvt_term::im_set_size (XRectangle &size)
		1213	{
		1214	// the int_bwidth terms make no sense to me
		1215	size.x = int_bwidth;
		1216	size.y = int_bwidth;
		1217	size.width = Width2Pixel (ncol) + int_bwidth;
		1218	size.height = Height2Pixel (nrow) + int_bwidth;
		1219	}
		1220
		1221	void
		1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1223	XRectangle &status_rect,
		1224	const XRectangle &needed_rect)
		1225	{
		1226	preedit_rect.x = needed_rect.width;
		1227	preedit_rect.y = 0;
		1228	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1229	preedit_rect.height = fheight;
		1230
		1231	status_rect.x = 0;
		1232	status_rect.y = 0;
		1233	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1234	status_rect.height = fheight;
1018	}	1235	}
1019		1236
1020	/* Checking whether input method is running. */	1237	/* Checking whether input method is running. */
1021	bool	1238	bool
1022	rxvt_term::IMisRunning ()	1239	rxvt_term::IMisRunning ()
1023	{	1240	{
1024	char *p;	1241	char *p;
1025	Atom atom;	1242	Atom atom;
1026	Window win;	1243	Window win;
1027	char server[IMBUFSIZ];	1244	char server[IMBUFSIZ];
1028		1245
1029	/* get current locale modifier */	1246	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1248	{
1031	STRCPY(server, "@server=");	1249	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1251
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034	*p = '\0';	1253	*p = '\0';
1035		1254
1036	atom = XInternAtom(Xdisplay, server, False);	1255	atom = XInternAtom (display->display, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1256	win = XGetSelectionOwner (display->display, atom);
		1257
1038	if (win != None)	1258	if (win != None)
1039	return True;	1259	return True;
1040	}	1260	}
		1261
1041	return False;	1262	return False;
1042	}	1263	}
1043		1264
1044	void	1265	void
1045	rxvt_term::IMSendSpot ()	1266	rxvt_term::IMSendSpot ()
1046	{	1267	{
1047	XPoint spot;	1268	XPoint nspot;
1048	XVaNestedList preedit_attr;	1269	XVaNestedList preedit_attr;
1049		1270
1050	if (Input_Context == NULL	1271	if (!Input_Context
		1272	|| !focus
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1273	|| !(input_style & XIMPreeditPosition))
1052	|| !(event_type == KeyPress
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1274	return;
1059		1275
1060	set_position (&spot);	1276	im_set_position (nspot);
1061		1277
		1278	if (nspot.x == spot.x && nspot.y == spot.y)
		1279	return;
		1280
		1281	spot = nspot;
		1282
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1283	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1284	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1285	XFree (preedit_attr);
1065	}	1286	}
1066		1287
1067	void	1288	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1289	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1290	{
1071	int mbh, vtx = 0;	1291	if (input_method)
		1292	{
		1293	if (Input_Context && input_method->xim)
		1294	XDestroyIC (Input_Context);
1072		1295
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1296	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1297	input_method = 0;
		1298	}
1075		1299
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1300	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* EXTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	GET_R->Input_Context = NULL;
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1301	}
1105		1302
1106	/*	1303	/*
1107	* Try to open a XIM with the current modifiers, then see if we can	1304	* Try to open a XIM with the current modifiers, then see if we can
1108	* open a suitable preedit type	1305	* open a suitable preedit type
1109	*/	1306	*/
1110	bool	1307	bool
1111	rxvt_term::IM_get_IC ()	1308	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1309	{
1113	int i, j, found;	1310	int i, j, found;
1114	XIM xim;	1311	XIM xim;
1115	XPoint spot;	1312	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1313	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1314	unsigned long fg, bg;
1118	const char *p;	1315	const char *p;
1119	char **s;	1316	char **s;
1120	XIMStyles *xim_styles;	1317	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1318
		1319	set_environ (envv);
		1320
		1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1322	return false;
		1323
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1324	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1325	input_method = display->get_xim (locale, modifiers);
1126	if (xim == NULL)	1326	if (input_method == NULL)
1127	return False;	1327	return false;
1128		1328
		1329	xim = input_method->xim;
		1330	spot.x = spot.y = -1;
		1331
1129	xim_styles = NULL;	1332	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1333	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1334	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1335	{
		1336	im_destroy ();
1133	return False;	1337	return false;
		1338	}
		1339
		1340	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1341
		1342	for (int pi = 0; pi < 2; pi++)
1134	}	1343	{
		1344	p = pet[pi];
1135		1345
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1346	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1347	continue;
		1348
1138	s = rxvt_splitcommastring(p);	1349	s = rxvt_splitcommastring (p);
		1350
1139	for (i = found = 0; !found && s[i]; i++) {	1351	for (i = found = 0; !found && s[i]; i++)
		1352	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1353	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1354	input_style = (XIMPreeditPosition | XIMStatusNothing);
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1355	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1356	input_style = (XIMPreeditArea | XIMStatusArea);
1144	else if (!STRCMP(s[i], "Root"))	1357	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1358	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1359	else if (!strcmp (s[i], "None"))
		1360	input_style = (XIMPreeditNone | XIMStatusNone);
1146		1361
1147	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1363	if (input_style == xim_styles->supported_styles[j])
		1364	{
		1365	rxvt_freecommastring (s);
		1366
1149	found = 1;	1367	found = 1;
1150	break;	1368	goto foundpet;
1151	}	1369	}
		1370
		1371	}
		1372
		1373	rxvt_freecommastring (s);
1152	}	1374	}
1153	for (i = 0; s[i]; i++)	1375
1154	free(s[i]);	1376	foundpet:
1155	free(s);	1377
1156	XFree(xim_styles);	1378	XFree (xim_styles);
1157		1379
1158	if (!found) {	1380	if (!found)
1159	XCloseIM(xim);	1381	{
		1382	im_destroy ();
1160	return False;	1383	return false;
		1384	}
		1385
		1386	XFontSet fs = 0;
		1387	XVaNestedList preedit_attr = 0, status_attr = 0;
		1388
		1389	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	1390	{
		1391	// fake us a font-set, please
		1392	char **missing_charset_list;
		1393	int missing_charset_count;
		1394	char *def_string;
		1395	char pat[512];
1162		1396
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1397	sprintf (pat,
		1398	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"*",
		1404	fheight,
		1405	fheight + 1, fheight - 1,
		1406	fheight - 2, fheight + 2);
1164		1407
1165	/* XXX: not sure why we need this (as well as IC one below) */	1408	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1409	&missing_charset_list, &missing_charset_count, &def_string);
1167		1410
1168	preedit_attr = status_attr = NULL;	1411	if (missing_charset_list)
		1412	XFreeStringList (missing_charset_list);
1169		1413
		1414	if (!fs)
		1415	{
		1416	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1417	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1418	}
		1419	}
		1420
1170	if (input_style & XIMPreeditPosition) {	1421	if (input_style & XIMPreeditPosition)
		1422	{
1171	set_size (&rect);	1423	im_set_size (rect);
1172	set_position (&spot);	1424	im_set_position (spot);
1173	set_color (&fg, &bg);	1425	im_set_color (fg, bg);
1174		1426
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1427	preedit_attr = XVaCreateNestedList (0,
		1428	XNForeground, fg,
		1429	XNBackground, bg,
		1430	XNArea, &rect,
1176	XNSpotLocation, &spot,	1431	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,	1432	XNFontSet, fs,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,
1198	NULL);	1433	NULL);
1199	}	1434	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1435	else if (input_style & XIMPreeditArea)
		1436	{
		1437	im_set_color (fg, bg);
		1438
		1439	/*
		1440	* The necessary width of preedit area is unknown
		1441	* until create input context.
		1442	*/
		1443	needed_rect.width = 0;
		1444	im_set_preedit_area (rect, status_rect, needed_rect);
		1445
		1446	preedit_attr = XVaCreateNestedList (0,
		1447	XNForeground, fg,
		1448	XNBackground, bg,
		1449	XNArea, &rect,
		1450	XNFontSet, fs,
		1451	NULL);
		1452	status_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &status_rect,
		1456	XNFontSet, fs,
		1457	NULL);
		1458	}
		1459
		1460	Input_Context = XCreateIC (xim,
		1461	XNInputStyle, input_style,
1201	XNClientWindow, TermWin.parent[0],	1462	XNClientWindow, vt,
1202	XNFocusWindow, TermWin.parent[0],	1463	XNFocusWindow, parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1464	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1465	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1466	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1467	status_attr, NULL);
1208	if (preedit_attr)	1468
1209	XFree(preedit_attr);	1469	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1470	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1471	if (fs) XFreeFontSet (display->display, fs);
		1472
1212	if (Input_Context == NULL) {	1473	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1474	{
1214	XCloseIM(xim);	1475	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1476	im_destroy ();
1215	return False;	1477	return false;
1216	}	1478	}
		1479
1217	if (input_style & XIMPreeditArea)	1480	if (input_style & XIMPreeditArea)
1218	IMSetStatusPosition ();	1481	IMSetStatusPosition ();
		1482
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1483	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220	return True;	1484	return true;
1221	}	1485	}
1222		1486
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1487	void
1232	rxvt_IMInstantiateCallback(Display * unused	1488	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1489	{
1237	int i, found, had_im;	1490	int i;
1238	const char *p;	1491	const char *p;
1239	char **s;	1492	char **s;
1240	char buf[IMBUFSIZ];	1493	char buf[IMBUFSIZ];
1241		1494
		1495	make_current ();
		1496
		1497	im_destroy ();
		1498
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1499	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243	if (GET_R->Input_Context)	1500	if (Input_Context)
1244	return;	1501	return;
1245		1502
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1503	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1504	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1505	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif	1506	#endif
1250		1507
1251	p = GET_R->rs[Rs_inputMethod];	1508	p = rs[Rs_inputMethod];
1252	if (p && *p)	1509	if (p && *p)
1253	{	1510	{
1254	bool found = false;	1511	bool found = false;
1255		1512
1256	s = rxvt_splitcommastring (p);	1513	s = rxvt_splitcommastring (p);
		1514
1257	for (i = 0; s[i]; i++)	1515	for (i = 0; s[i]; i++)
1258	{	1516	{
1259	if (*s[i])	1517	if (*s[i])
1260	{	1518	{
1261	STRCPY (buf, "@im=");	1519	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1520	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1521	if (IM_get_IC (buf))
1264	{	1522	{
1265	found = true;	1523	found = true;
1266	break;	1524	break;
1267	}	1525	}
1268	}	1526	}
1269	}	1527	}
1270	for (i = 0; s[i]; i++)	1528
1271	free(s[i]);	1529	rxvt_freecommastring (s);
1272	free(s);
1273		1530
1274	if (found)	1531	if (found)
1275	goto done;	1532	goto done;
1276	}	1533	}
1277		1534
1278	/* try with XMODIFIERS env. var. */	1535	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1536	if (IM_get_IC (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1537	goto done;
1282		1538
1283	/* try with no modifiers base IF the user didn't specify an IM */	1539	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1540	if (IM_get_IC ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1541	goto done;
1287		1542
1288	done:	1543	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1544	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1545	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1546	SET_LOCALE (locale);
1292	#endif	1547	#endif
1293	}	1548	}
1294		1549
1295	void	1550	void
1296	rxvt_term::IMSetStatusPosition ()	1551	rxvt_term::IMSetStatusPosition ()
1297	{	1552	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1553	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1554	XVaNestedList preedit_attr, status_attr;
1300		1555
1301	if (Input_Context == NULL	1556	if (!Input_Context
		1557	|| !focus
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1558	|| !(input_style & XIMPreeditArea)
1303	|| !IMisRunning ())	1559	|| !IMisRunning ())
1304	return;	1560	return;
1305		1561
1306	/* Getting the necessary width of preedit area */	1562	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1563	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1564	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1565	XFree (status_attr);
1310		1566
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1567	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1568	XFree (needed_rect);
1312		1569
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1570	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1571	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1572
1316	XSetICValues(Input_Context,	1573	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1574	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1575	XNStatusAttributes, status_attr, NULL);
1319		1576
1320	XFree(preedit_attr);	1577	XFree (preedit_attr);
1321	XFree(status_attr);	1578	XFree (status_attr);
1322	}	1579	}
1323	#endif /* USE_XIM */	1580	#endif /* USE_XIM */
1324		1581
1325	/*----------------------------------------------------------------------*/
1326	rxvt_t rxvt_current_term;
1327
1328	/*----------------------- end-of-file (C source) -----------------------*/	1582	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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