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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.46 by pcg, Tue Feb 24 22:28:42 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	*	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) 2003-2004 Marc Lehmann <pcg@goof.com>	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
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
79	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb),
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),	177	child_ev (this, &rxvt_term::child_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	178	check_ev (this, &rxvt_term::check_cb),
		179	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	180	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	181	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	182	incr_ev (this, &rxvt_term::incr_cb)
103	{	183	{
104	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;
105	}	201	}
106		202
107	rxvt_term::~rxvt_term ()	203	rxvt_term::~rxvt_term ()
108	{	204	{
109	if (cmd_fd >= 0)	205	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		206
112	#ifndef NO_SETOWNER_TTYDEV	207	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		208
		209	#if ENABLE_STYLES
		210	for (int i = RS_styleCount; --i; )
		211	if (fontset[i] != fontset[0])
		212	delete fontset[i];
		213	#endif
119	delete TermWin.fontset;	214	delete fontset[0];
120		215
121	if (display)	216	if (display)
122	{	217	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	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
124	delete menuBar.drawable;	251	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	252	// destroy all windows
130	if (TermWin.parent[0])	253	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	254	XDestroyWindow (disp, parent[0]);
132	}	255	}
133		256
134	// TODO: free pixcolours, colours should become part of rxvt_display	257	// TODO: free pixcolours, colours should become part of rxvt_display
135		258	delete pix_colors_focused;
136	delete PixColors;	259	#if OFF_FOCUS_FADING
		260	delete pix_colors_unfocused;
		261	#endif
137		262
138	displays.put (display);	263	displays.put (display);
139		264
140	scr_release ();	265	scr_release ();
141		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(!)
142	free (env_windowid);	273	free (env_windowid);
143	free (env_display);	274	free (env_display);
144	free (env_term);	275	free (env_term);
145	free (env_colorfgbg);	276	free (env_colorfgbg);
146	free (locale);	277	free (locale);
147	free (codeset);	278	free (v_buffer);
		279	free (incr_buf);
148		280
149	delete envv;	281	delete envv;
150	delete argv;	282	delete argv;
		283
		284	#ifdef KEYSYM_RESOURCE
		285	delete keyboard;
		286	#endif
		287	}
		288
		289	// child has exited, usually destroys
		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));
		294
		295	cmd_pid = 0;
		296
		297	if (!OPTION (Opt_hold))
		298	destroy ();
151	}	299	}
152		300
153	void	301	void
154	rxvt_term::destroy ()	302	rxvt_term::destroy ()
155	{	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
156	if (display)	314	if (display)
157	{	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
158	rootwin_ev.stop (display);	323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
159	termwin_ev.stop (display);	326	termwin_ev.stop (display);
160	vt_ev.stop (display);	327	vt_ev.stop (display);
161	#ifdef USE_XIM
162	im_destroy ();
163	im_ev.stop (display);
164	#endif
165	#ifdef HAVE_SCROLLBARS
166	scrollbar_ev.stop (display);
167	#endif
168	#ifdef MENUBAR
169	menubar_ev.stop (display);
170	#endif
171	}	328	}
172		329
173	check_ev.stop ();	330	check_ev.stop ();
174	pty_ev.stop ();	331	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
177	#endif	334	#endif
178	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	336	text_blink_ev.stop ();
180	#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
181	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	345	pointer_ev.stop ();
183	#endif	346	#endif
184		347
185	destroy_ev.start (0);	348	destroy_ev.start (0);
186	}	349	}
187		350
188	void	351	void
189	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
190	{	353	{
191	SET_R (this);	354	make_current ();
192		355
193	delete this;	356	delete this;
194	}
195
196	/*----------------------------------------------------------------------*/
197	/* rxvt_init () */
198	/* LIBPROTO */
199	rxvt_t
200	rxvt_init (int argc, const char *const *argv)
201	{
202	SET_R (new rxvt_term);
203
204	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205	{
206	delete GET_R;
207	SET_R (0);
208	}
209
210	return GET_R;
211	}
212
213	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215	void
216	rxvt_init_signals ()
217	{
218	/* install exit handler for cleanup */
219	#if 0
220	#ifdef HAVE_ATEXIT
221	atexit (rxvt_clean_exit);
222	#else
223	#endif
224	#endif
225
226	struct sigaction sa;
227
228	sigfillset (&sa.sa_mask);
229	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
238	/* signal (SIGURG, SIG_DFL); */
239
240	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242	}
243
244	bool
245	rxvt_term::init (int argc, const char *const *argv)
246	{
247	/*
248	* Save and then give up any super-user privileges
249	* If we need privileges in any area then we must specifically request it.
250	* We should only need to be root in these cases:
251	* 1. write utmp entries on some systems
252	* 2. chown tty on some systems
253	*/
254	privileges (SAVE);
255	privileges (IGNORE);
256
257	init_secondary ();
258
259	const char **cmd_argv = init_resources (argc, argv);
260
261	set_locale ("");
262
263	#if MENUBAR_MAX
264	menubar_read (rs[Rs_menu]);
265	#endif
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	scrollBar.setIdle (); /* set existence for size calculations */
269	#endif
270
271	create_windows (argc, argv);
272
273	init_xlocale ();
274
275	scr_reset (); /* initialize screen */
276
277	#if 0
278	XSynchronize (display->display, True);
279	#endif
280
281	#ifdef HAVE_SCROLLBARS
282	if (Options & Opt_scrollBar)
283	resize_scrollbar (); /* create and map scrollbar */
284	#endif
285	#if (MENUBAR_MAX)
286	if (menubar_visible ())
287	XMapWindow (display->display, menuBar.win);
288	#endif
289	#ifdef TRANSPARENT
290	if (Options & Opt_transparent)
291	{
292	XSelectInput (display->display, display->root, PropertyChangeMask);
293	check_our_parents ();
294	}
295	#endif
296
297	rootwin_ev.start (display, display->root);
298
299	XMapWindow (display->display, TermWin.vt);
300	XMapWindow (display->display, TermWin.parent[0]);
301
302	init_command (cmd_argv);
303
304	pty_ev.start (cmd_fd, EVENT_READ);
305
306	check_ev.start ();
307
308	return true;
309	}
310
311	/* ------------------------------------------------------------------------- *
312	* SIGNAL HANDLING & EXIT HANDLER *
313	* ------------------------------------------------------------------------- */
314	/*
315	* Catch a SIGCHLD signal and exit if the direct child has died
316	*/
317	/* ARGSUSED */
318	/* EXTPROTO */
319	RETSIGTYPE
320	rxvt_Child_signal (int sig __attribute__ ((unused)))
321	{
322	int pid, save_errno = errno;
323	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324	;
325	errno = save_errno;
326
327	#if 0
328	if (pid == cmd_pid)
329	exit (EXIT_SUCCESS);
330	#endif
331	}
332
333	/*
334	* Catch a fatal signal and tidy up before quitting
335	*/
336	/* EXTPROTO */
337	RETSIGTYPE
338	rxvt_Exit_signal (int sig)
339	{
340	signal (sig, SIG_DFL);
341	#ifdef DEBUG_CMD
342	rxvt_print_error ("signal %d", sig);
343	#endif
344	rxvt_clean_exit ();
345	kill (getpid (), sig);
346	}
347
348	/* INTPROTO */
349	int
350	rxvt_xerror_handler (Display *display, XErrorEvent *event)
351	{
352	if (GET_R->allowedxerror == -1)
353	GET_R->allowedxerror = event->error_code;
354	else
355	{
356	old_xerror_handler (display, event);
357	GET_R->destroy ();
358	}
359
360	return 0;
361	}	357	}
362		358
363	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
364	/*	360	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* 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
367	*/	363	*/
368	/* 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	*/
369	void	527	void
370	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 ()
371	{	549	{
372	// TODO: rxvtd should clean up all ressources	550	uid_t uid = getuid ();
373	if (GET_R)	551	gid_t gid = getgid ();
374	GET_R->destroy ();	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 ();
375	}	597	}
376		598
377	/* ------------------------------------------------------------------------- *	599	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *	600	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */	601	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */	602	void *
381	void *
382	rxvt_malloc (size_t size)	603	rxvt_malloc (size_t size)
383	{	604	{
384	void *p;
385
386	p = malloc (size);	605	void *p = malloc (size);
		606
387	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
388	return p;	610	return p;
389
390	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	611	}
395		612
396	/* EXTPROTO */	613	void *
397	void *
398	rxvt_calloc (size_t number, size_t size)	614	rxvt_calloc (size_t number, size_t size)
399	{	615	{
400	void *p;
401
402	p = calloc (number, size);	616	void *p = calloc (number, size);
		617
403	if (p)	618	if (!p)
		619	rxvt_fatal ("memory allocation failure. aborting.\n");
		620
404	return p;	621	return p;
405
406	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}	622	}
411		623
412	/* EXTPROTO */	624	void *
413	void *
414	rxvt_realloc (void *ptr, size_t size)	625	rxvt_realloc (void *ptr, size_t size)
415	{	626	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);	627	void *p = realloc (ptr, size);
420	else	628
421	p = malloc (size);
422	if (p)	629	if (!p)
		630	rxvt_fatal ("memory allocation failure. aborting.\n");
		631
423	return p;	632	return p;
424
425	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	633	}
430
431	/* ------------------------------------------------------------------------- *
432	* PRIVILEGED OPERATIONS *
433	* ------------------------------------------------------------------------- */
434	/* take care of suid/sgid super-user (root) privileges */
435	void
436	rxvt_term::privileges (int mode)
437	{
438	#if ! defined(__CYGWIN32__)
439	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440	/* setreuid () is the poor man's setuid (), seteuid () */
441	# define seteuid(a) setreuid(-1, (a))
442	# define setegid(a) setregid(-1, (a))
443	# define HAVE_SETEUID
444	# endif
445	# ifdef HAVE_SETEUID
446	switch (mode)
447	{
448	case IGNORE:
449	/*
450	* change effective uid/gid - not real uid/gid - so we can switch
451	* back to root later, as required
452	*/
453	seteuid (getuid ());
454	setegid (getgid ());
455	break;
456	case SAVE:
457	euid = geteuid ();
458	egid = getegid ();
459	break;
460	case RESTORE:
461	seteuid (euid);
462	setegid (egid);
463	break;
464	}
465	# else
466	switch (mode)
467	{
468	case IGNORE:
469	setuid (getuid ());
470	setgid (getgid ());
471	/* FALLTHROUGH */
472	case SAVE:
473	/* FALLTHROUGH */
474	case RESTORE:
475	break;
476	}
477	# endif
478	#endif
479	}
480
481	#ifdef UTMP_SUPPORT
482	void
483	rxvt_term::privileged_utmp (char action)
484	{
485	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
486	action, next_utmp_action, getpid ()));
487	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488	|| (Options & Opt_utmpInhibit)
489	|| ttydev == NULL || *ttydev == '\0')
490	return;
491
492	privileges (RESTORE);
493	if (action == SAVE)
494	{
495	next_utmp_action = RESTORE;
496	makeutent (ttydev, rs[Rs_display_name]);
497	}
498	else
499	{ /* action == RESTORE */
500	next_utmp_action = IGNORE;
501	cleanutent ();
502	}
503	privileges (IGNORE);
504	}
505	#endif
506
507	#ifndef NO_SETOWNER_TTYDEV
508	void
509	rxvt_term::privileged_ttydev (char action)
510	{
511	D_MAIN ((stderr,
512	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
513	action, next_tty_action, getpid ()));
514	if (next_tty_action != action || (action != SAVE && action != RESTORE)
515	|| ttydev == NULL || *ttydev == '\0')
516	return;
517
518	privileges (RESTORE);
519
520	if (action == SAVE)
521	{
522	next_tty_action = RESTORE;
523	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526	next_tty_action = IGNORE;
527	else
528	# endif
529
530	{
531	chown (ttydev, getuid (), ttygid); /* fail silently */
532	chmod (ttydev, ttymode);
533	# ifdef HAVE_REVOKE
534	revoke (ttydev);
535	# endif
536
537	}
538	}
539	else
540	{ /* action == RESTORE */
541	next_tty_action = IGNORE;
542	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543	chmod (ttydev, ttyfd_stat.st_mode);
544	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545	# else
546	chmod (ttydev,
547	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548	chown (ttydev, 0, 0);
549	# endif
550
551	}
552
553	privileges (IGNORE);
554
555	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557	action == RESTORE ? "Restoring" : (action ==
558	SAVE ? "Saving" :
559	"UNKNOWN ERROR for"), ttydev,
560	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561	ttyfd_stat.st_gid));
562	# endif
563	}
564	#endif
565		634
566	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
567	/*	636	/*
568	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculcations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
570	*/	639	*/
571	void	640	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	642	{
574	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	644	int x, y, sb_w, flags;
576	unsigned int w, h;	645	unsigned int w, h;
577	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
		647	dDisp;
578		648
579	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",
580	TermWin.ncol, TermWin.nrow, szHint.width,	650	ncol, nrow, szHint.width, szHint.height));
581	szHint.height));	651
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	652	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	653	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	654	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		655
586	recalc_x = recalc_y = 0;	656	recalc_x = recalc_y = 0;
587	flags = 0;	657	flags = 0;
		658
588	if (!parsed_geometry)	659	if (!parsed_geometry)
589	{	660	{
590	parsed_geometry = 1;	661	parsed_geometry = 1;
		662
591	if (rs[Rs_geometry])	663	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		665
593	if (flags & WidthValue)	666	if (flags & WidthValue)
594	{	667	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	668	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	669	szHint.flags |= USSize;
597	}	670	}
		671
598	if (flags & HeightValue)	672	if (flags & HeightValue)
599	{	673	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	674	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	675	szHint.flags |= USSize;
602	}	676	}
		677
603	if (flags & XValue)	678	if (flags & XValue)
604	{	679	{
605	szHint.x = x;	680	szHint.x = x;
606	szHint.flags |= USPosition;	681	szHint.flags |= USPosition;
		682
607	if (flags & XNegative)	683	if (flags & XNegative)
608	{	684	{
609	recalc_x = 1;	685	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	686	szHint.win_gravity = NorthEastGravity;
611	}	687	}
612	}	688	}
		689
613	if (flags & YValue)	690	if (flags & YValue)
614	{	691	{
615	szHint.y = y;	692	szHint.y = y;
616	szHint.flags |= USPosition;	693	szHint.flags |= USPosition;
		694
617	if (flags & YNegative)	695	if (flags & YNegative)
618	{	696	{
619	recalc_y = 1;	697	recalc_y = 1;
		698
620	if (szHint.win_gravity == NorthEastGravity)	699	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	700	szHint.win_gravity = SouthEastGravity;
622	else	701	else
623	szHint.win_gravity = SouthWestGravity;	702	szHint.win_gravity = SouthWestGravity;
624	}	703	}
625	}	704	}
626	}	705	}
		706
627	/* TODO: BOUNDS */	707	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	708	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	709	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	710	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	711	max_height = MAX_ROWS * fheight;
632		712
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	713	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		714
635	sb_w = mb_h = 0;	715	sb_w = 0;
636	window_vt_x = window_vt_y = 0;	716	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	717
		718	if (scrollBar.state)
638	{	719	{
639	sb_w = scrollbar_TotalWidth ();	720	sb_w = scrollbar_TotalWidth ();
640	szHint.base_width += sb_w;	721	szHint.base_width += sb_w;
641	if (! (Options & Opt_scrollBar_right))	722	if (!OPTION (Opt_scrollBar_right))
642	window_vt_x = sb_w;	723	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	724	}
646	mb_h = menuBar_TotalHeight ();	725
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	726	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	727	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
654		730
655	if (width && width - szHint.base_width < max_width)	731	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	732	{
657	szHint.width = width;	733	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	734	width = newwidth - szHint.base_width;
659	}	735	}
660	else	736	else
661	{	737	{
662	MIN_IT (TermWin.width, max_width);	738	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	739	szHint.width = szHint.base_width + width;
664	}	740	}
		741
665	if (height && height - szHint.base_height < max_height)	742	if (newheight && newheight - szHint.base_height < max_height)
666	{	743	{
667	szHint.height = height;	744	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	745	height = newheight - szHint.base_height;
669	}	746	}
670	else	747	else
671	{	748	{
672	MIN_IT (TermWin.height, max_height);	749	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	750	szHint.height = szHint.base_height + height;
674	}	751	}
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	752
		753	if (scrollBar.state && OPTION (Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
677		755
678	if (recalc_x)	756	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	757	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);
681	if (recalc_y)	758	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	759	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		760
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	761	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	762	nrow = height / fheight;
687	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",
688	TermWin.ncol, TermWin.nrow, szHint.width,	764	ncol, nrow, szHint.width,
689	szHint.height));	765	szHint.height));
690	return;	766	return;
691	}	767	}
692		768
693	/*----------------------------------------------------------------------*/	769	/*----------------------------------------------------------------------*/
…		…
696	* Called after a window size change.	772	* Called after a window size change.
697	*/	773	*/
698	void	774	void
699	rxvt_term::tt_winch ()	775	rxvt_term::tt_winch ()
700	{	776	{
		777	if (pty->pty < 0)
		778	return;
		779
701	struct winsize ws;	780	struct winsize ws;
702		781
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	782	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	783	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	784	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	785	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	786	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711	#else	787
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	788	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	789	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	790	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	791	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	792	#endif
719	}	793	}
720		794
721	/*----------------------------------------------------------------------*/	795	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	796	/* set_fonts () - load and set the various fonts
723	/*	797	*
724	* init = 1 - initialize	798	* init = 1 - initialize
725	*	799	*
726	* fontname == FONT_UP - switch to bigger font	800	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	801	* fontname == FONT_DN - switch to smaller font
728	*/	802	*/
729	bool	803	bool
730	rxvt_term::change_font (const char *fontname)	804	rxvt_term::set_fonts ()
731	{	805	{
732	if (fontname == FONT_UP)
733	{
734	// TODO
735	}
736	else if (fontname == FONT_DN)
737	{
738	// TODO
739	}
740	else
741	{
742	rxvt_fontset *fs = new rxvt_fontset (this);	806	rxvt_fontset *fs = new rxvt_fontset (this);
		807	rxvt_fontprop prop;
743		808
744	if (fs && fs->populate (fontname ? fontname : "fixed"))	809	if (!fs
		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
745	{	842	{
746	delete TermWin.fontset;	843	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	844	rxvt_fontprop prop2 = prop;
748	TermWin.fwidth = fs->base_font ()->width;
749	TermWin.fheight = fs->base_font ()->height;
750	TermWin.fbase = fs->base_font ()->ascent;
751		845
752	if (TermWin.parent[0])	846	if (res)
		847	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		848	else
753	{	849	{
754	resize_all_windows (0, 0, 0);	850	res = fontset[0]->fontdesc;
755	scr_remap_chars ();	851
756	scr_touch (true);	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;
757	}	854	}
758		855
759	return true;	856	fs->populate (res);
		857	fs->set_prop (prop2);
760	}	858	}
		859	#else
		860	fontset[style] = fontset[0];
		861	#endif
		862	}
		863
		864	if (parent[0])
761	}	865	{
		866	resize_all_windows (0, 0, 0);
		867	scr_remap_chars ();
		868	scr_touch (true);
		869	}
762		870
763	return false;	871	return true;
764	}	872	}
765		873
766	bool	874	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
767	rxvt_term::font_up_down (int n, int direction)
768	{	875	{
769	return false;	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);
770	}	892	}
771		893
772	/*----------------------------------------------------------------------*/	894	/*----------------------------------------------------------------------*/
773	/*----------------------------------------------------------------------*/	895	/*----------------------------------------------------------------------*/
774	/* xterm sequences - title, iconName, color (exptl) */	896	/* xterm sequences - title, iconName, color (exptl) */
775	void	897	void
776	rxvt_term::set_title (const char *str)	898	rxvt_term::set_title (const char *str)
777	{	899	{
778	#ifndef SMART_WINDOW_TITLE	900	set_string_property (XA_WM_NAME, str);
779	XStoreName (display->display, TermWin.parent[0], str);	901	#if ENABLE_EWMH
780	#else	902	set_utf8_property (xa[XA_NET_WM_NAME], str);
781	char *name;
782
783	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784	name = NULL;
785	if (name == NULL || STRCMP (name, str))
786	XStoreName (display->display, TermWin.parent[0], str);
787	if (name)
788	XFree (name);
789	#endif	903	#endif
790	}	904	}
791		905
792	void	906	void
793	rxvt_term::set_iconName (const char *str)	907	rxvt_term::set_icon_name (const char *str)
794	{	908	{
795	#ifndef SMART_WINDOW_TITLE	909	set_string_property (XA_WM_ICON_NAME, str);
796	XSetIconName (display->display, TermWin.parent[0], str);	910	#if ENABLE_EWMH
797	#else	911	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798	char *name;
799
800	if (XGetIconName (display->display, TermWin.parent[0], &name))
801	name = NULL;
802	if (name == NULL || STRCMP (name, str))
803	XSetIconName (display->display, TermWin.parent[0], str);
804	if (name)
805	XFree (name);
806	#endif	912	#endif
807	}	913	}
808		914
809	#ifdef XTERM_COLOR_CHANGE	915	#ifdef XTERM_COLOR_CHANGE
810	void	916	void
…		…
818		924
819	/* handle color aliases */	925	/* handle color aliases */
820	if (isdigit (*color))	926	if (isdigit (*color))
821	{	927	{
822	i = atoi (color);	928	i = atoi (color);
		929
823	if (i >= 8 && i <= 15)	930	if (i >= 8 && i <= 15)
824	{ /* bright colors */	931	{ /* bright colors */
825	i -= 8;	932	i -= 8;
826	# ifndef NO_BRIGHTCOLOR
827	PixColors[idx] = PixColors[minBrightCOLOR + i];	933	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828	SET_PIXCOLOR (idx);	934	SET_PIXCOLOR (idx);
829	goto Done;	935	goto done;
830	# endif
831
832	}	936	}
		937
833	if (i >= 0 && i <= 7)	938	if (i >= 0 && i <= 7)
834	{ /* normal colors */	939	{ /* normal colors */
835	PixColors[idx] = PixColors[minCOLOR + i];	940	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836	SET_PIXCOLOR (idx);	941	SET_PIXCOLOR (idx);
837	goto Done;	942	goto done;
838	}	943	}
839	}	944	}
		945
840	if (!rXParseAllocColor (& xcol, color))	946	if (!rXParseAllocColor (&xcol, color))
841	return;	947	return;
		948
842	/* XStoreColor (display->display, XCMAP, XColor*); */	949	/* XStoreColor (display->display, display->cmap, XColor*); */
843		950
844	/*	951	/*
845	* FIXME: should free colors here, but no idea how to do it so instead,	952	* FIXME: should free colors here, but no idea how to do it so instead,
846	* so just keep gobbling up the colormap	953	* so just keep gobbling up the colormap
847	*/	954	*/
848	# if 0	955	# if 0
849	for (i = Color_Black; i <= Color_White; i++)	956	for (i = Color_Black; i <= Color_White; i++)
850	if (PixColors[idx] == PixColors[i])	957	if (pix_colors[idx] == pix_colors[i])
851	break;	958	break;
852	if (i > Color_White)	959	if (i > Color_White)
853	{	960	{
854	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	961	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
855	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	962	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
856	DisplayPlanes (display->display, display->screen));	963	DisplayPlanes (display->display, display->screen));
857	}	964	}
858	# endif	965	# endif
859		966
860	PixColors[idx] = xcol;	967	pix_colors_focused[idx] = xcol;
861	SET_PIXCOLOR (idx);	968	SET_PIXCOLOR (idx);
862		969
863	/* XSetWindowAttributes attr; */	970	/* XSetWindowAttributes attr; */
864	/* Cursor cursor; */	971	/* Cursor cursor; */
865	Done:	972	done:
866	if (idx == Color_bg && ! (Options & Opt_transparent))
867	XSetWindowBackground (display->display, TermWin.vt,
868	PixColors[Color_bg]);
869		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
870	/* handle Color_BD, scrollbar background, etc. */	979	/*TODO: handle Color_BD, scrollbar background, etc. */
871		980
872	set_colorfgbg ();
873	recolour_cursor ();	981	recolour_cursor ();
874	/* the only reasonable way to enforce a clean update */	982	scr_recolour ();
875	scr_poweron ();
876	}	983	}
877		984
878	#else	985	#else
879	# define set_window_color (idx,color) ((void)0)	986	# define set_window_color (idx,color) ((void)0)
880	#endif /* XTERM_COLOR_CHANGE */	987	#endif /* XTERM_COLOR_CHANGE */
881		988
882	void	989	void
883	rxvt_term::recolour_cursor ()	990	rxvt_term::recolour_cursor ()
884	{	991	{
885	#if TODO
886	rxvt_color xcol[2];	992	XColor xcol[2];
887		993
888	xcol[0] = PixColors[Color_pointer];	994	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
889	xcol[1] = PixColors[Color_bg];	995	? pix_colors_focused[Color_pointer_fg]
		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
890	XQueryColors (display->display, XCMAP, xcol, 2);	1001	XQueryColors (display->display, display->cmap, xcol, 2);
891	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1002	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
892	#endif
893	}	1003	}
894		1004
895	/*----------------------------------------------------------------------*/	1005	/*----------------------------------------------------------------------*/
896	/*	1006	/*
897	* 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
898	*/	1008	*/
899	void	1009	void
900	rxvt_term::set_colorfgbg ()	1010	rxvt_term::set_colorfgbg ()
901	{	1011	{
902	unsigned int i;	1012	unsigned int i;
903	const char *xpmb = "\0";	1013	const char *xpmb = "\0";
904	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1014	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905		1015
906	env_colorfgbg =
907	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1016	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908	STRCPY (fstr, "default");	1017	strcpy (fstr, "default");
909	STRCPY (bstr, "default");	1018	strcpy (bstr, "default");
910	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
911	if (PixColors[Color_fg] == PixColors[i])	1020	if (pix_colors[Color_fg] == pix_colors[i])
912	{	1021	{
913	sprintf (fstr, "%d", (i - Color_Black));	1022	sprintf (fstr, "%d", (i - Color_Black));
914	break;	1023	break;
915	}	1024	}
		1025
916	for (i = Color_Black; i <= Color_White; i++)	1026	for (i = Color_Black; i <= Color_White; i++)
917	if (PixColors[Color_bg] == PixColors[i])	1027	if (pix_colors[Color_bg] == pix_colors[i])
918	{	1028	{
919	sprintf (bstr, "%d", (i - Color_Black));	1029	sprintf (bstr, "%d", (i - Color_Black));
920	#ifdef XPM_BACKGROUND	1030	#ifdef XPM_BACKGROUND
921	xpmb = "default;";	1031	xpmb = "default;";
922	#endif	1032	#endif
923	break;	1033	break;
924	}	1034	}
925		1035
926	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1036	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928	#ifndef NO_BRIGHTCOLOR
929	colorfgbg = DEFAULT_RSTYLE;
930	for (i = minCOLOR; i <= maxCOLOR; i++)
931	{
932	if (PixColors[Color_fg] == PixColors[i])
933	colorfgbg = SET_FGCOLOR (colorfgbg, i);
934	if (PixColors[Color_bg] == PixColors[i])
935	colorfgbg = SET_BGCOLOR (colorfgbg, i);
936	}
937	#endif
938	}	1037	}
939		1038
940	/*----------------------------------------------------------------------*/	1039	/*----------------------------------------------------------------------*/
941	/*
942	* Colour determination for low colour displays, routine from
943	* Hans de Goede <hans@highrise.nl>
944	*/
945		1040
946	int	1041	int
947	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
948	{	1043	{
949	if (!screen_in_out->set (display, colour))	1044	if (!screen_in_out->set (display, colour))
950	{	1045	{
951	rxvt_print_error ("can't allocate colour: %s", colour);	1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
952	return false;	1047	return false;
953	}	1048	}
954		1049
955	return true;	1050	return true;
956	}	1051	}
957		1052
958	/* -------------------------------------------------------------------- *	1053	/* -------------------------------------------------------------------- *
959	* - WINDOW RESIZING - *	1054	* - WINDOW RESIZING - *
960	* -------------------------------------------------------------------- */	1055	* -------------------------------------------------------------------- */
961	void	1056	void
962	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)
963	{	1058	{
964	int fix_screen;	1059	int fix_screen;
965
966	#ifdef SMART_RESIZE
967	int old_width = szHint.width, old_height = szHint.height;	1060	int old_width = szHint.width, old_height = szHint.height;
968	#endif	1061	dDisp;
969		1062
970	window_calc (width, height);	1063	window_calc (newwidth, newheight);
971	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1064	XSetWMNormalHints (disp, parent[0], &szHint);
		1065
972	if (!ignoreparent)	1066	if (!ignoreparent)
973	{	1067	{
974	#ifdef SMART_RESIZE	1068	#ifdef SMART_RESIZE
975	/*	1069	/*
976	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1070	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
979	int x, y, x1, y1;	1073	int x, y, x1, y1;
980	int dx, dy;	1074	int dx, dy;
981	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1075	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982	Window unused_cr;	1076	Window unused_cr;
983		1077
984	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1078	XTranslateCoordinates (disp, parent[0], display->root,
985	0, 0, &x, &y, &unused_cr);	1079	0, 0, &x, &y, &unused_cr);
986	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1080	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
987	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1081	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
988	/*	1082	/*
989	* if display->root 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
990	* our position for handles and decorations. Counter it	1084	* our position for handles and decorations. Counter it
991	*/	1085	*/
…		…
993	{	1087	{
994	x -= x1;	1088	x -= x1;
995	y -= y1;	1089	y -= y1;
996	}	1090	}
997		1091
998	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1092	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
999	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1093	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1000	dx = old_width - szHint.width;	1094	dx = old_width - szHint.width;
1001	dy = old_height - szHint.height;	1095	dy = old_height - szHint.height;
1002		1096
1003	/* Check position of the center of the window */	1097	/* Check position of the center of the window */
1004	if (x < x1) /* left half */	1098	if (x < x1) /* left half */
…		…
1008	if (y < y1) /* top half */	1102	if (y < y1) /* top half */
1009	dy = 0;	1103	dy = 0;
1010	else if (y == y1) /* exact center */	1104	else if (y == y1) /* exact center */
1011	dy /= 2;	1105	dy /= 2;
1012		1106
1013	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1107	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1014	szHint.width, szHint.height);	1108	szHint.width, szHint.height);
1015	#else	1109	#else
1016	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1110	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1017	szHint.height);
1018	#endif	1111	#endif
1019
1020	}	1112	}
1021		1113
1022	fix_screen = (TermWin.ncol != prev_ncol	1114	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023	|| TermWin.nrow != prev_nrow);
1024		1115
1025	if (fix_screen || width != old_width || height != old_height)	1116	if (fix_screen || newwidth != old_width || newheight != old_height)
1026	{	1117	{
1027	if (scrollbar_visible ())	1118	if (scrollBar.state)
1028	{	1119	{
1029	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1120	XMoveResizeWindow (disp, scrollBar.win,
		1121	window_sb_x, 0,
1030	0, scrollbar_TotalWidth (), szHint.height);	1122	scrollbar_TotalWidth (), szHint.height);
1031	resize_scrollbar ();	1123	resize_scrollbar ();
1032	}	1124	}
1033		1125
1034	if (menubar_visible ())	1126	XMoveResizeWindow (disp, vt,
1035	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1127	window_vt_x, window_vt_y,
1036	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039	window_vt_y, TermWin_TotalWidth (),
1040	TermWin_TotalHeight ());	1128	width, height);
		1129
1041	scr_clear ();	1130	scr_clear ();
1042	#ifdef XPM_BACKGROUND	1131	#ifdef XPM_BACKGROUND
1043	resize_pixmap ();	1132	resize_pixmap ();
1044	#endif	1133	#endif
1045
1046	}	1134	}
1047		1135
1048	if (fix_screen || old_height == 0)	1136	if (fix_screen || old_height == 0)
1049	{	1137	{
1050	int curr_screen = -1;	1138	int curr_screen = -1;
1051	int old_ncol = prev_ncol;	1139	int old_ncol = prev_ncol;
1052		1140
1053	/* scr_reset only works on the primary screen */	1141	/* scr_reset only works on the primary screen */
1054	if (old_height) /* this is not the first time through */	1142	if (old_height) /* this is not the first time through */
1055	{	1143	{
1056	unsigned int ncol = TermWin.ncol;	1144	unsigned int ocol = ncol;
1057	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
1058	curr_screen = scr_change_screen (PRIMARY);	1146	curr_screen = scr_change_screen (PRIMARY);
1059	TermWin.ncol = ncol;	1147	ncol = ocol;
1060	}	1148	}
1061		1149
1062	scr_reset ();	1150	scr_reset ();
1063		1151
1064	if (curr_screen >= 0) /* this is not the first time through */	1152	if (curr_screen >= 0) /* this is not the first time through */
1065	{	1153	{
1066	scr_change_screen (curr_screen);	1154	scr_change_screen (curr_screen);
1067	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1155	selection_check (old_ncol != ncol ? 4 : 0);
1068	}	1156	}
1069	}	1157	}
1070		1158
1071	old_width = szHint.width;	1159	old_width = szHint.width;
1072	old_height = szHint.height;	1160	old_height = szHint.height;
		1161
		1162	#ifdef XPM_BACKGROUND
		1163	if (pixmap)
		1164	scr_touch (false);
		1165	#endif
1073		1166
1074	#ifdef USE_XIM	1167	#ifdef USE_XIM
1075	IMSetStatusPosition ();	1168	IMSetStatusPosition ();
1076	#endif	1169	#endif
1077	}	1170	}
…		…
1079	/*	1172	/*
1080	* 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.
1081	* good for toggling 80/132 columns	1174	* good for toggling 80/132 columns
1082	*/	1175	*/
1083	void	1176	void
1084	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1177	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085	{	1178	{
1086	XWindowAttributes wattr;	1179	XWindowAttributes wattr;
1087		1180
1088	if (width == 0 || height == 0)	1181	if (newwidth == 0 || newheight == 0)
1089	{	1182	{
1090	XGetWindowAttributes (display->display, display->root, &wattr);	1183	XGetWindowAttributes (display->display, display->root, &wattr);
		1184
1091	if (width == 0)	1185	if (newwidth == 0)
1092	width = wattr.width - szHint.base_width;	1186	newwidth = wattr.width - szHint.base_width;
1093	if (height == 0)	1187	if (newheight == 0)
1094	height = wattr.height - szHint.base_height;	1188	newheight = wattr.height - szHint.base_height;
1095	}
1096	if (width != TermWin.width || height != TermWin.height)
1097	{	1189	}
		1190
		1191	if (newwidth != width || newheight != height)
		1192	{
1098	width += szHint.base_width;	1193	newwidth += szHint.base_width;
1099	height += szHint.base_height;	1194	newheight += szHint.base_height;
1100	resize_all_windows (width, height, 0);	1195	resize_all_windows (newwidth, newheight, 0);
1101	}	1196	}
1102	}	1197	}
1103		1198
1104	/* -------------------------------------------------------------------- *	1199	/* -------------------------------------------------------------------- *
1105	* - X INPUT METHOD ROUTINES - *	1200	* - X INPUT METHOD ROUTINES - *
1106	* -------------------------------------------------------------------- */	1201	* -------------------------------------------------------------------- */
1107	#ifdef USE_XIM	1202	#ifdef USE_XIM
1108		1203
1109	void	1204	void
		1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1206	{
		1207	fg = pix_colors[Color_fg];
		1208	bg = pix_colors[Color_bg];
		1209	}
		1210
		1211	void
1110	rxvt_term::im_set_size (XRectangle *size)	1212	rxvt_term::im_set_size (XRectangle &size)
1111	{	1213	{
1112	size->x = TermWin.int_bwidth;	1214	// the int_bwidth terms make no sense to me
1113	size->y = TermWin.int_bwidth;	1215	size.x = int_bwidth;
1114	size->width = Width2Pixel (TermWin.ncol);	1216	size.y = int_bwidth;
1115	size->height = Height2Pixel (TermWin.nrow);	1217	size.width = Width2Pixel (ncol) + int_bwidth;
		1218	size.height = Height2Pixel (nrow) + int_bwidth;
1116	}	1219	}
1117		1220
1118	void	1221	void
1119	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1223	XRectangle &status_rect,
		1224	const XRectangle &needed_rect)
1120	{	1225	{
1121	*fg = PixColors[Color_fg];	1226	preedit_rect.x = needed_rect.width;
1122	*bg = PixColors[Color_bg];	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;
1123	}	1235	}
1124		1236
1125	/* Checking whether input method is running. */	1237	/* Checking whether input method is running. */
1126	bool	1238	bool
1127	rxvt_term::IMisRunning ()	1239	rxvt_term::IMisRunning ()
1128	{	1240	{
1129	char *p;	1241	char *p;
1130	Atom atom;	1242	Atom atom;
1131	Window win;	1243	Window win;
1132	char server[IMBUFSIZ];	1244	char server[IMBUFSIZ];
1133		1245
1134	/* get current locale modifier */	1246	/* get current locale modifier */
1135	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136	{	1248	{
1137	STRCPY (server, "@server=");	1249	strcpy (server, "@server=");
1138	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1251
1139	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140	*p = '\0';	1253	*p = '\0';
1141		1254
1142	atom = XInternAtom (display->display, server, False);	1255	atom = XInternAtom (display->display, server, False);
1143	win = XGetSelectionOwner (display->display, atom);	1256	win = XGetSelectionOwner (display->display, atom);
		1257
1144	if (win != None)	1258	if (win != None)
1145	return True;	1259	return True;
1146	}	1260	}
		1261
1147	return False;	1262	return False;
1148	}	1263	}
1149		1264
1150	void	1265	void
1151	rxvt_term::IMSendSpot ()	1266	rxvt_term::IMSendSpot ()
1152	{	1267	{
1153	XPoint spot;	1268	XPoint nspot;
1154	XVaNestedList preedit_attr;	1269	XVaNestedList preedit_attr;
1155		1270
1156	if (Input_Context == NULL	1271	if (!Input_Context
		1272	|| !focus
1157	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1273	|| !(input_style & XIMPreeditPosition))
1158	|| ! (event_type == KeyPress
1159	|| event_type == Expose
1160	|| event_type == NoExpose
1161	|| event_type == SelectionNotify
1162	|| event_type == ButtonRelease || event_type == FocusIn)
1163	|| !IMisRunning ())
1164	return;	1274	return;
1165		1275
1166	im_set_position (&spot);	1276	im_set_position (nspot);
		1277
		1278	if (nspot.x == spot.x && nspot.y == spot.y)
		1279	return;
		1280
		1281	spot = nspot;
1167		1282
1168	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1283	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1284	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170	XFree (preedit_attr);	1285	XFree (preedit_attr);
1171	}	1286	}
1172		1287
1173	void	1288	void
1174	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175	XRectangle * needed_rect)
1176	{
1177	int mbh, vtx = 0;
1178
1179	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180	vtx = scrollbar_TotalWidth ();
1181
1182	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183	mbh -= TermWin.lineSpace;
1184
1185	preedit_rect->x = needed_rect->width + vtx;
1186	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189	preedit_rect->height = Height2Pixel (1);
1190
1191	status_rect->x = vtx;
1192	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195	status_rect->height = Height2Pixel (1);
1196	}
1197
1198	void
1199	rxvt_term::im_destroy ()	1289	rxvt_term::im_destroy ()
1200	{	1290	{
1201	if (Input_Context)
1202	{
1203	XDestroyIC (Input_Context);
1204	Input_Context = NULL;
1205	}
1206
1207	if (input_method)	1291	if (input_method)
1208	{	1292	{
		1293	if (Input_Context && input_method->xim)
		1294	XDestroyIC (Input_Context);
		1295
1209	display->put_xim (input_method);	1296	display->put_xim (input_method);
1210	input_method = 0;	1297	input_method = 0;
1211	}	1298	}
		1299
		1300	Input_Context = 0;
1212	}	1301	}
1213		1302
1214	/*	1303	/*
1215	* 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
1216	* open a suitable preedit type	1305	* open a suitable preedit type
1217	*/	1306	*/
1218	bool	1307	bool
1219	rxvt_term::IM_get_IC (const char *modifiers)	1308	rxvt_term::IM_get_IC (const char *modifiers)
1220	{	1309	{
1221	int i, j, found;	1310	int i, j, found;
1222	XIM xim;	1311	XIM xim;
1223	XPoint spot;	1312	XPoint spot;
1224	XRectangle rect, status_rect, needed_rect;	1313	XRectangle rect, status_rect, needed_rect;
1225	unsigned long fg, bg;	1314	unsigned long fg, bg;
1226	const char *p;	1315	const char *p;
1227	char **s;	1316	char **s;
1228	XIMStyles *xim_styles;	1317	XIMStyles *xim_styles;
1229	XVaNestedList preedit_attr, status_attr;	1318
		1319	set_environ (envv);
1230		1320
1231	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232	return false;	1322	return false;
1233		1323
1234	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1324	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235	input_method = display->get_xim (locale, modifiers);	1325	input_method = display->get_xim (locale, modifiers);
1236	if (input_method == NULL)	1326	if (input_method == NULL)
1237	return false;	1327	return false;
1238		1328
1239	xim = input_method->xim;	1329	xim = input_method->xim;
		1330	spot.x = spot.y = -1;
1240		1331
1241	xim_styles = NULL;	1332	xim_styles = NULL;
1242	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1333	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243	|| !xim_styles || !xim_styles->count_styles)	1334	|| !xim_styles || !xim_styles->count_styles)
1244	{	1335	{
1245	display->put_xim (input_method);	1336	im_destroy ();
1246	return false;	1337	return false;
1247	}	1338	}
1248		1339
1249	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1340	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1341
		1342	for (int pi = 0; pi < 2; pi++)
		1343	{
		1344	p = pet[pi];
		1345
		1346	if (!p)
		1347	continue;
		1348
1250	s = rxvt_splitcommastring (p);	1349	s = rxvt_splitcommastring (p);
		1350
1251	for (i = found = 0; !found && s[i]; i++)	1351	for (i = found = 0; !found && s[i]; i++)
1252	{	1352	{
1253	if (!STRCMP (s[i], "OverTheSpot"))	1353	if (!strcmp (s[i], "OverTheSpot"))
1254	input_style = (XIMPreeditPosition | XIMStatusNothing);	1354	input_style = (XIMPreeditPosition | XIMStatusNothing);
1255	else if (!STRCMP (s[i], "OffTheSpot"))	1355	else if (!strcmp (s[i], "OffTheSpot"))
1256	input_style = (XIMPreeditArea | XIMStatusArea);	1356	input_style = (XIMPreeditArea | XIMStatusArea);
1257	else if (!STRCMP (s[i], "Root"))	1357	else if (!strcmp (s[i], "Root"))
1258	input_style = (XIMPreeditNothing | XIMStatusNothing);	1358	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1359	else if (!strcmp (s[i], "None"))
		1360	input_style = (XIMPreeditNone | XIMStatusNone);
1259		1361
1260	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1261	if (input_style == xim_styles->supported_styles[j])	1363	if (input_style == xim_styles->supported_styles[j])
1262	{	1364	{
		1365	rxvt_freecommastring (s);
		1366
1263	found = 1;	1367	found = 1;
1264	break;	1368	goto foundpet;
		1369	}
		1370
1265	}	1371	}
1266	}
1267		1372
1268	for (i = 0; s[i]; i++)	1373	rxvt_freecommastring (s);
1269	free (s[i]);	1374	}
1270		1375
1271	free (s);	1376	foundpet:
		1377
1272	XFree (xim_styles);	1378	XFree (xim_styles);
1273		1379
1274	if (!found)	1380	if (!found)
1275	{	1381	{
1276	display->put_xim (input_method);	1382	im_destroy ();
1277	return false;	1383	return false;
1278	}	1384	}
1279		1385
1280	preedit_attr = status_attr = NULL;	1386	XFontSet fs = 0;
		1387	XVaNestedList preedit_attr = 0, status_attr = 0;
		1388
		1389	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		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];
		1396
		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);
		1407
		1408	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1409	&missing_charset_list, &missing_charset_count, &def_string);
		1410
		1411	if (missing_charset_list)
		1412	XFreeStringList (missing_charset_list);
		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	}
1281		1420
1282	if (input_style & XIMPreeditPosition)	1421	if (input_style & XIMPreeditPosition)
1283	{	1422	{
1284	im_set_size (&rect);	1423	im_set_size (rect);
1285	im_set_position (&spot);	1424	im_set_position (spot);
1286	im_set_color (&fg, &bg);	1425	im_set_color (fg, bg);
1287		1426
1288	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1427	preedit_attr = XVaCreateNestedList (0,
		1428	XNForeground, fg,
		1429	XNBackground, bg,
		1430	XNArea, &rect,
1289	XNSpotLocation, &spot,	1431	XNSpotLocation, &spot,
1290	XNForeground, fg, XNBackground, bg,
1291	//XNFontSet, TermWin.fontset,	1432	XNFontSet, fs,
1292	NULL);	1433	NULL);
1293	}	1434	}
1294	else if (input_style & XIMPreeditArea)	1435	else if (input_style & XIMPreeditArea)
1295	{	1436	{
1296	im_set_color (&fg, &bg);	1437	im_set_color (fg, bg);
1297		1438
1298	/*	1439	/*
1299	* The necessary width of preedit area is unknown	1440	* The necessary width of preedit area is unknown
1300	* until create input context.	1441	* until create input context.
1301	*/	1442	*/
1302	needed_rect.width = 0;	1443	needed_rect.width = 0;
1303
1304	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1444	im_set_preedit_area (rect, status_rect, needed_rect);
1305		1445
1306	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1446	preedit_attr = XVaCreateNestedList (0,
		1447	XNForeground, fg,
1307	XNForeground, fg, XNBackground, bg,	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,
1308	//XNFontSet, TermWin.fontset,	1456	XNFontSet, fs,
1309	NULL);	1457	NULL);
1310	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1311	XNForeground, fg, XNBackground, bg,
1312	//XNFontSet, TermWin.fontset,
1313	NULL);
1314	}	1458	}
1315		1459
1316	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1460	Input_Context = XCreateIC (xim,
		1461	XNInputStyle, input_style,
1317	XNClientWindow, TermWin.parent[0],	1462	XNClientWindow, vt,
1318	XNFocusWindow, TermWin.parent[0],	1463	XNFocusWindow, parent[0],
1319	preedit_attr ? XNPreeditAttributes : NULL,	1464	preedit_attr ? XNPreeditAttributes : NULL,
1320	preedit_attr,	1465	preedit_attr,
1321	status_attr ? XNStatusAttributes : NULL,	1466	status_attr ? XNStatusAttributes : NULL,
1322	status_attr, NULL);	1467	status_attr, NULL);
		1468
1323	if (preedit_attr) XFree (preedit_attr);	1469	if (preedit_attr) XFree (preedit_attr);
1324	if (status_attr) XFree (status_attr);	1470	if (status_attr) XFree (status_attr);
		1471	if (fs) XFreeFontSet (display->display, fs);
1325		1472
1326	if (Input_Context == NULL)	1473	if (Input_Context == NULL)
1327	{	1474	{
1328	rxvt_print_error ("failed to create input context");	1475	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329	display->put_xim (input_method);	1476	im_destroy ();
1330	return false;	1477	return false;
1331	}	1478	}
1332		1479
1333	if (input_style & XIMPreeditArea)	1480	if (input_style & XIMPreeditArea)
1334	IMSetStatusPosition ();	1481	IMSetStatusPosition ();
…		…
1338	}	1485	}
1339		1486
1340	void	1487	void
1341	rxvt_term::im_cb ()	1488	rxvt_term::im_cb ()
1342	{	1489	{
1343	int i, found, had_im;	1490	int i;
1344	const char *p;	1491	const char *p;
1345	char **s;	1492	char **s;
1346	char buf[IMBUFSIZ];	1493	char buf[IMBUFSIZ];
1347		1494
		1495	make_current ();
		1496
1348	im_destroy ();	1497	im_destroy ();
1349		1498
1350	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1499	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351	if (Input_Context)	1500	if (Input_Context)
1352	return;	1501	return;
…		…
1360	if (p && *p)	1509	if (p && *p)
1361	{	1510	{
1362	bool found = false;	1511	bool found = false;
1363		1512
1364	s = rxvt_splitcommastring (p);	1513	s = rxvt_splitcommastring (p);
		1514
1365	for (i = 0; s[i]; i++)	1515	for (i = 0; s[i]; i++)
1366	{	1516	{
1367	if (*s[i])	1517	if (*s[i])
1368	{	1518	{
1369	STRCPY (buf, "@im=");	1519	strcpy (buf, "@im=");
1370	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1520	strncat (buf, s[i], IMBUFSIZ - 5);
1371	if (IM_get_IC (buf))	1521	if (IM_get_IC (buf))
1372	{	1522	{
1373	found = true;	1523	found = true;
1374	break;	1524	break;
1375	}	1525	}
1376	}	1526	}
1377	}	1527	}
1378	for (i = 0; s[i]; i++)	1528
1379	free (s[i]);	1529	rxvt_freecommastring (s);
1380	free (s);
1381		1530
1382	if (found)	1531	if (found)
1383	goto done;	1532	goto done;
1384	}	1533	}
1385		1534
…		…
1399	}	1548	}
1400		1549
1401	void	1550	void
1402	rxvt_term::IMSetStatusPosition ()	1551	rxvt_term::IMSetStatusPosition ()
1403	{	1552	{
1404	XRectangle preedit_rect, status_rect, *needed_rect;	1553	XRectangle preedit_rect, status_rect, *needed_rect;
1405	XVaNestedList preedit_attr, status_attr;	1554	XVaNestedList preedit_attr, status_attr;
1406		1555
1407	if (Input_Context == NULL	1556	if (!Input_Context
		1557	|| !focus
1408	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1558	|| !(input_style & XIMPreeditArea)
1409	|| !IMisRunning ())	1559	|| !IMisRunning ())
1410	return;	1560	return;
1411		1561
1412	/* Getting the necessary width of preedit area */	1562	/* Getting the necessary width of preedit area */
1413	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1563	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1564	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415	XFree (status_attr);	1565	XFree (status_attr);
1416		1566
1417	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1567	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1568	XFree (needed_rect);
1418		1569
1419	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1570	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1571	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421		1572
1422	XSetICValues (Input_Context,	1573	XSetICValues (Input_Context,
1423	XNPreeditAttributes, preedit_attr,	1574	XNPreeditAttributes, preedit_attr,
1424	XNStatusAttributes, status_attr, NULL);	1575	XNStatusAttributes, status_attr, NULL);
1425		1576
1426	XFree (preedit_attr);	1577	XFree (preedit_attr);
1427	XFree (status_attr);	1578	XFree (status_attr);
1428	}	1579	}
1429	#endif /* USE_XIM */	1580	#endif /* USE_XIM */
1430		1581
1431	/*----------------------------------------------------------------------*/
1432	rxvt_t rxvt_current_term;
1433
1434	/*----------------------- end-of-file (C source) -----------------------*/	1582	/*----------------------- end-of-file (C source) -----------------------*/

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