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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.45 by pcg, Tue Feb 24 21:46:15 2004 UTC vs.
Revision 1.187 by root, Tue Jan 17 16:22:41 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
49	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
58	}	63	return true;
59	}	64	}
60		65
61	void *	66	void
62	rxvt_term::operator new (size_t s)	67	rxvt_push_locale (const char *locale)
63	{	68	{
64	void *p = malloc (s);	69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
65		72
66	MEMSET (p, 0, s);	73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
		77	}
		78
		79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
67	return p;	138	return len;
68	}
69		139
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	140	}
		141	#endif
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	:	144	:
		145	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef CURSOR_BLINK
		152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		153	#endif
		154	#ifdef TEXT_BLINK
		155	text_blink_ev (this, &rxvt_term::text_blink_cb),
		156	#endif
		157	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		158	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		159	#endif
		160	#ifdef SELECTION_SCROLLING
		161	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		162	#endif
		163	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		164	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		165	#endif
		166	#ifdef POINTER_BLANK
		167	pointer_ev (this, &rxvt_term::pointer_cb),
		168	#endif
		169	#ifdef USE_XIM
		170	im_ev (this, &rxvt_term::im_cb),
		171	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	172	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	173	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),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	174	check_ev (this, &rxvt_term::check_cb),
		175	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
103	{	179	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
		183
		184	#ifdef KEYSYM_RESOURCE
		185	keyboard = new keyboard_manager;
		186
		187	if (!keyboard)
		188	rxvt_fatal ("out of memory, aborting.\n");
		189	#endif
		190	}
		191
		192	// clean up the most important stuff, do *not* call x or free mem etc.
		193	// for use before an emergency exit
		194	void rxvt_term::emergency_cleanup ()
		195	{
		196	if (cmd_pid)
		197	kill (-cmd_pid, SIGHUP);
		198
		199	delete pty; pty = 0;
105	}	200	}
106		201
107	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
108	{	203	{
109	if (cmd_fd >= 0)	204	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
110	close (cmd_fd);
111		205
112	#ifndef NO_SETOWNER_TTYDEV	206	termlist.erase (find (termlist.begin (), termlist.end(), this));
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		207
		208	emergency_cleanup ();
		209
		210	#if ENABLE_STYLES
		211	for (int i = RS_styleCount; --i; )
		212	if (fontset[i] != fontset[0])
		213	delete fontset[i];
		214	#endif
119	delete TermWin.fontset;	215	delete fontset[0];
120		216
121	if (display)	217	if (display)
122	{	218	{
123	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	219	dDisp;
		220
		221	selection_clear ();
		222
		223	#ifdef USE_XIM
		224	im_destroy ();
		225	#endif
		226	#ifdef XTERM_SCROLLBAR
		227	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		228	if (ShadowGC) XFreeGC (disp, ShadowGC);
		229	#endif
		230	#ifdef PLAIN_SCROLLBAR
		231	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		232	#endif
		233	#ifdef NEXT_SCROLLBAR
		234	if (blackGC) XFreeGC (disp, blackGC);
		235	if (whiteGC) XFreeGC (disp, whiteGC);
		236	if (grayGC) XFreeGC (disp, grayGC);
		237	if (darkGC) XFreeGC (disp, darkGC);
		238	if (stippleGC) XFreeGC (disp, stippleGC);
		239	if (dimple) XFreePixmap (disp, dimple);
		240	if (upArrow) XFreePixmap (disp, upArrow);
		241	if (downArrow) XFreePixmap (disp, downArrow);
		242	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		243	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		244	#endif
		245	#ifdef RXVT_SCROLLBAR
		246	if (topShadowGC) XFreeGC (disp, topShadowGC);
		247	if (botShadowGC) XFreeGC (disp, botShadowGC);
		248	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		249	#endif
		250	if (gc) XFreeGC (disp, gc);
		251
124	delete menuBar.drawable;	252	delete drawable;
125	//if (menuBar.win)
126	// XDestroyWindow (display->display, menuBar.win);
127	#endif
128	delete TermWin.drawable;
129	// destroy all windows	253	// destroy all windows
130	if (TermWin.parent[0])	254	if (parent[0])
131	XDestroyWindow (display->display, TermWin.parent[0]);	255	XDestroyWindow (disp, parent[0]);
132	}	256	}
133		257
134	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
135		259	delete pix_colors_focused;
136	delete PixColors;	260	#if OFF_FOCUS_FADING
		261	delete pix_colors_unfocused;
		262	#endif
137		263
138	displays.put (display);	264	displays.put (display);
139		265
140	scr_release ();	266	scr_release ();
141		267
		268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	// TODO: manage env vars in child only(!)
142	free (env_windowid);	274	free (env_windowid);
143	free (env_display);	275	free (env_display);
144	free (env_term);	276	free (env_term);
145	free (env_colorfgbg);	277	free (env_colorfgbg);
146	free (locale);	278	free (locale);
147	free (codeset);	279	free (v_buffer);
		280	free (incr_buf);
148		281
149	delete envv;	282	delete envv;
150	delete argv;	283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	}
		289
		290	void
		291	rxvt_term::child_exit ()
		292	{
		293	cmd_pid = 0;
		294
		295	if (!OPTION (Opt_hold))
		296	destroy ();
151	}	297	}
152		298
153	void	299	void
154	rxvt_term::destroy ()	300	rxvt_term::destroy ()
155	{	301	{
		302	if (destroy_ev.active)
		303	return;
		304
		305	#if ENABLE_OVERLAY
		306	scr_overlay_off ();
		307	#endif
		308
156	if (display)	309	if (display)
157	{	310	{
		311	#if USE_XIM
		312	im_ev.stop (display);
		313	#endif
		314	#if HAVE_SCROLLBARS
		315	scrollbar_ev.stop (display);
		316	#endif
		317	#if TRANSPARENT
158	rootwin_ev.stop (display);	318	rootwin_ev.stop (display);
		319	#endif
		320	incr_ev.stop ();
159	termwin_ev.stop (display);	321	termwin_ev.stop (display);
160	vt_ev.stop (display);	322	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	}	323	}
172		324
173	check_ev.stop ();	325	check_ev.stop ();
174	pty_ev.stop ();	326	pty_ev.stop ();
175	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
176	cursor_blink_ev.stop ();	328	cursor_blink_ev.stop ();
177	#endif	329	#endif
178	#ifdef TEXT_BLINK	330	#ifdef TEXT_BLINK
179	text_blink_ev.stop ();	331	text_blink_ev.stop ();
180	#endif	332	#endif
		333	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		334	cont_scroll_ev.stop ();
		335	#endif
		336	#ifdef SELECTION_SCROLLING
		337	sel_scroll_ev.stop ();
		338	#endif
181	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
182	pointer_ev.stop ();	340	pointer_ev.stop ();
183	#endif	341	#endif
184		342
185	destroy_ev.start (0);	343	destroy_ev.start (0);
186	}	344	}
187		345
188	void	346	void
189	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
190	{	348	{
191	SET_R (this);	349	make_current ();
192		350
193	delete this;	351	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	}	352	}
362		353
363	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
364	/*	355	/*
365	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
366	* TODO: if debugging, this should free up any known resources if we can	357	* TODO: if debugging, this should free up any known resources if we can
367	*/	358	*/
368	/* EXTPROTO */	359	static XErrorHandler old_xerror_handler;
		360
		361	static void
		362	rxvt_emergency_cleanup ()
		363	{
		364	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		365	(*t)->emergency_cleanup ();
		366	}
		367
		368	#if ENABLE_FRILLS
		369	static void
		370	print_x_error (Display *dpy, XErrorEvent *event)
		371	{
		372	char buffer[BUFSIZ];
		373	char mesg[BUFSIZ];
		374	char number[32];
		375	char *mtype = "XlibMessage";
		376	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		377	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		378	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		379	rxvt_warn ("%s: %s\n", mesg, buffer);
		380	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		381	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		382	sprintf(number, "%d", event->request_code);
		383	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		384	rxvt_warn ("(which is %s)\n", buffer);
		385	if (event->request_code >= 128) {
		386	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		387	mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		389	}
		390	if ((event->error_code == BadWindow) ||
		391	(event->error_code == BadPixmap) ||
		392	(event->error_code == BadCursor) ||
		393	(event->error_code == BadFont) ||
		394	(event->error_code == BadDrawable) ||
		395	(event->error_code == BadColor) ||
		396	(event->error_code == BadGC) ||
		397	(event->error_code == BadIDChoice) ||
		398	(event->error_code == BadValue) ||
		399	(event->error_code == BadAtom)) {
		400	if (event->error_code == BadValue)
		401	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		402	mesg, BUFSIZ);
		403	else if (event->error_code == BadAtom)
		404	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		405	mesg, BUFSIZ);
		406	else
		407	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		408	mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		410	}
		411	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		412	mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		414	}
		415	#endif
		416
		417	int
		418	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		419	{
		420	if (GET_R->allowedxerror == -1)
		421	GET_R->allowedxerror = event->error_code;
		422	else
		423	{
		424	// GET_R is most likely not the terminal which caused the error,
		425	// so just output the error and continue
		426	#if ENABLE_FRILLS
		427	print_x_error (display, event);
		428	#else
		429	old_xerror_handler (display, event);
		430	#endif
		431	}
		432
		433	return 0;
		434	}
		435
		436	int
		437	rxvt_xioerror_handler (Display *display)
		438	{
		439	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		440	DisplayString (display));
		441	rxvt_emergency_cleanup ();
		442	_exit (EXIT_FAILURE);
		443	}
		444
		445	/*----------------------------------------------------------------------*/
		446	bool
		447	rxvt_term::init (int argc, const char *const *argv)
		448	{
		449	SET_R (this);
		450	set_locale ("");
		451	set_environ (envv); // few things in X do not call setlocale :(
		452
		453	if (!init_vars ())
		454	return false;
		455
		456	init_secondary ();
		457
		458	const char **cmd_argv = init_resources (argc, argv);
		459
		460	#ifdef KEYSYM_RESOURCE
		461	keyboard->register_done ();
		462	#endif
		463
		464	#ifdef HAVE_SCROLLBARS
		465	if (OPTION (Opt_scrollBar))
		466	scrollBar.setIdle (); /* set existence for size calculations */
		467	#endif
		468
		469	#if ENABLE_PERL
		470	if (!rs[Rs_perl_ext_1])
		471	rs[Rs_perl_ext_1] = "default";
		472
		473	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		474	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		475	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		476	{
		477	rxvt_perl.init (this);
		478	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		479	}
		480	#endif
		481
		482	pty = rxvt_new_ptytty ();
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); // initialize screen
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#ifdef TRANSPARENT
		501	if (OPTION (Opt_transparent))
		502	{
		503	XSelectInput (disp, display->root, PropertyChangeMask);
		504	check_our_parents ();
		505	rootwin_ev.start (display, display->root);
		506	}
		507	#endif
		508
		509	XMapWindow (disp, vt);
		510	XMapWindow (disp, parent[0]);
		511
		512	set_colorfgbg ();
		513
		514	init_command (cmd_argv);
		515
		516	free (cmd_argv);
		517
		518	if (pty->pty >= 0)
		519	pty_ev.start (pty->pty, EVENT_READ);
		520
		521	check_ev.start ();
		522
		523	HOOK_INVOKE ((this, HOOK_START, DT_END));
		524
		525	return true;
		526	}
		527
		528	static struct sig_handlers
		529	{
		530	sig_watcher sw_chld, sw_term, sw_int;
		531
		532	void sig_chld (sig_watcher &w)
		533	{
		534	// we are being called for every SIGCHLD, find the corresponding term
		535	int pid;
		536
		537	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		538	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		539	if (pid == (*t)->cmd_pid)
		540	{
		541	(*t)->child_exit ();
		542	break;
		543	}
		544	}
		545
		546	/*
		547	* Catch a fatal signal and tidy up before quitting
		548	*/
369	void	549	void
370	rxvt_clean_exit ()	550	sig_term (sig_watcher &w)
		551	{
		552	#ifdef DEBUG_CMD
		553	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		554	#endif
		555	rxvt_emergency_cleanup ();
		556	signal (w.signum, SIG_DFL);
		557	kill (getpid (), w.signum);
		558	}
		559
		560	sig_handlers ()
		561	: sw_chld (this, &sig_handlers::sig_chld),
		562	sw_term (this, &sig_handlers::sig_term),
		563	sw_int (this, &sig_handlers::sig_term)
		564	{
		565	}
		566	} sig_handlers;
		567
		568	char **rxvt_environ; // startup environment
		569
		570	void
		571	rxvt_init ()
371	{	572	{
372	// TODO: rxvtd should clean up all ressources	573	uid_t uid = getuid ();
373	if (GET_R)	574	gid_t gid = getgid ();
374	GET_R->destroy ();	575
		576	// before doing anything else, check for setuid/setgid operation,
		577	// start the helper process and drop privileges
		578	if (uid != geteuid ()
		579	|| 1 //D
		580	|| gid != getegid ())
		581	{
		582	#if PTYTTY_HELPER
		583	rxvt_ptytty_server ();
		584	#else
		585	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		586	#endif
		587
		588	// drop privileges
		589	#if HAVE_SETRESUID
		590	setresgid (gid, gid, gid);
		591	setresuid (uid, uid, uid);
		592	#elif HAVE_SETREUID
		593	setregid (gid, gid);
		594	setreuid (uid, uid);
		595	#elif HAVE_SETUID
		596	setgid (gid);
		597	setuid (uid);
		598	#endif
		599
		600	if (uid != geteuid ()
		601	|| gid != getegid ())
		602	rxvt_fatal ("unable to drop privileges, aborting.\n");
		603	}
		604
		605	rxvt_environ = environ;
		606
		607	signal (SIGHUP, SIG_IGN);
		608	signal (SIGPIPE, SIG_IGN);
		609
		610	sig_handlers.sw_chld.start (SIGCHLD);
		611	sig_handlers.sw_term.start (SIGTERM);
		612	sig_handlers.sw_int.start (SIGINT);
		613
		614	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		615	/* signal (SIGURG, SIG_DFL); */
		616
		617	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		618	// TODO: handle this with exceptions and tolerate the memory loss
		619	XSetIOErrorHandler (rxvt_xioerror_handler);
		620
		621	XrmInitialize ();
375	}	622	}
376		623
377	/* ------------------------------------------------------------------------- *	624	/* ------------------------------------------------------------------------- *
378	* MEMORY ALLOCATION WRAPPERS *	625	* MEMORY ALLOCATION WRAPPERS *
379	* ------------------------------------------------------------------------- */	626	* ------------------------------------------------------------------------- */
380	/* EXTPROTO */	627	void *
381	void *
382	rxvt_malloc (size_t size)	628	rxvt_malloc (size_t size)
383	{	629	{
384	void *p;
385
386	p = malloc (size);	630	void *p = malloc (size);
		631
387	if (p)	632	if (!p)
		633	rxvt_fatal ("memory allocation failure. aborting.\n");
		634
388	return p;	635	return p;
389
390	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit ();
392	exit (EXIT_FAILURE);
393	/* NOTREACHED */
394	}	636	}
395		637
396	/* EXTPROTO */	638	void *
397	void *
398	rxvt_calloc (size_t number, size_t size)	639	rxvt_calloc (size_t number, size_t size)
399	{	640	{
400	void *p;
401
402	p = calloc (number, size);	641	void *p = calloc (number, size);
		642
403	if (p)	643	if (!p)
		644	rxvt_fatal ("memory allocation failure. aborting.\n");
		645
404	return p;	646	return p;
405
406	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407	rxvt_clean_exit ();
408	exit (EXIT_FAILURE);
409	/* NOTREACHED */
410	}	647	}
411		648
412	/* EXTPROTO */
413	void *	649	void *
414	rxvt_realloc (void *ptr, size_t size)	650	rxvt_realloc (void *ptr, size_t size)
415	{	651	{
416	void *p;
417
418	if (ptr)
419	p = realloc (ptr, size);	652	void *p = realloc (ptr, size);
420	else	653
421	p = malloc (size);
422	if (p)	654	if (!p)
		655	rxvt_fatal ("memory allocation failure. aborting.\n");
		656
423	return p;	657	return p;
424
425	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
426	rxvt_clean_exit ();
427	exit (EXIT_FAILURE);
428	/* NOTREACHED */
429	}	658	}
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		659
566	/*----------------------------------------------------------------------*/	660	/*----------------------------------------------------------------------*/
567	/*	661	/*
568	* window size/position calculcations for XSizeHint and other storage.	662	* window size/position calculcations for XSizeHint and other storage.
569	* if width/height are non-zero then override calculated width/height	663	* if width/height are non-zero then override calculated width/height
570	*/	664	*/
571	void	665	void
572	rxvt_term::window_calc (unsigned int width, unsigned int height)	666	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573	{	667	{
574	short recalc_x, recalc_y;	668	short recalc_x, recalc_y;
575	int x, y, sb_w, mb_h, flags;	669	int x, y, sb_w, flags;
576	unsigned int w, h;	670	unsigned int w, h;
577	unsigned int max_width, max_height;	671	unsigned int max_width, max_height;
		672	dDisp;
578		673
579	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	674	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580	TermWin.ncol, TermWin.nrow, szHint.width,	675	ncol, nrow, szHint.width, szHint.height));
581	szHint.height));	676
582	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	677	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583	szHint.win_gravity = NorthWestGravity;	678	szHint.win_gravity = NorthWestGravity;
584	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	679	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585		680
586	recalc_x = recalc_y = 0;	681	recalc_x = recalc_y = 0;
587	flags = 0;	682	flags = 0;
		683
588	if (!parsed_geometry)	684	if (!parsed_geometry)
589	{	685	{
590	parsed_geometry = 1;	686	parsed_geometry = 1;
		687
591	if (rs[Rs_geometry])	688	if (rs[Rs_geometry])
592	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	689	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		690
593	if (flags & WidthValue)	691	if (flags & WidthValue)
594	{	692	{
595	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	693	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596	szHint.flags |= USSize;	694	szHint.flags |= USSize;
597	}	695	}
		696
598	if (flags & HeightValue)	697	if (flags & HeightValue)
599	{	698	{
600	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	699	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601	szHint.flags |= USSize;	700	szHint.flags |= USSize;
602	}	701	}
		702
603	if (flags & XValue)	703	if (flags & XValue)
604	{	704	{
605	szHint.x = x;	705	szHint.x = x;
606	szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
607	if (flags & XNegative)	708	if (flags & XNegative)
608	{	709	{
609	recalc_x = 1;	710	recalc_x = 1;
610	szHint.win_gravity = NorthEastGravity;	711	szHint.win_gravity = NorthEastGravity;
611	}	712	}
612	}	713	}
		714
613	if (flags & YValue)	715	if (flags & YValue)
614	{	716	{
615	szHint.y = y;	717	szHint.y = y;
616	szHint.flags |= USPosition;	718	szHint.flags |= USPosition;
		719
617	if (flags & YNegative)	720	if (flags & YNegative)
618	{	721	{
619	recalc_y = 1;	722	recalc_y = 1;
		723
620	if (szHint.win_gravity == NorthEastGravity)	724	if (szHint.win_gravity == NorthEastGravity)
621	szHint.win_gravity = SouthEastGravity;	725	szHint.win_gravity = SouthEastGravity;
622	else	726	else
623	szHint.win_gravity = SouthWestGravity;	727	szHint.win_gravity = SouthWestGravity;
624	}	728	}
625	}	729	}
626	}	730	}
		731
627	/* TODO: BOUNDS */	732	/* TODO: BOUNDS */
628	TermWin.width = TermWin.ncol * TermWin.fwidth;	733	width = ncol * fwidth;
629	TermWin.height = TermWin.nrow * TermWin.fheight;	734	height = nrow * fheight;
630	max_width = MAX_COLS * TermWin.fwidth;	735	max_width = MAX_COLS * fwidth;
631	max_height = MAX_ROWS * TermWin.fheight;	736	max_height = MAX_ROWS * fheight;
632		737
633	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	738	szHint.base_width = szHint.base_height = 2 * int_bwidth;
634		739
635	sb_w = mb_h = 0;	740	sb_w = 0;
636	window_vt_x = window_vt_y = 0;	741	window_vt_x = window_vt_y = int_bwidth;
637	if (scrollbar_visible ())	742
		743	if (scrollBar.state)
638	{	744	{
639	sb_w = scrollbar_TotalWidth ();	745	sb_w = scrollbar_TotalWidth ();
640	szHint.base_width += sb_w;	746	szHint.base_width += sb_w;
641	if (! (Options & Opt_scrollBar_right))	747	if (!OPTION (Opt_scrollBar_right))
642	window_vt_x = sb_w;	748	window_vt_x += sb_w;
643	}
644	if (menubar_visible ())
645	{	749	}
646	mb_h = menuBar_TotalHeight ();	750
647	szHint.base_height += mb_h;
648	window_vt_y = mb_h;
649	}
650	szHint.width_inc = TermWin.fwidth;	751	szHint.width_inc = fwidth;
651	szHint.height_inc = TermWin.fheight;	752	szHint.height_inc = fheight;
652	szHint.min_width = szHint.base_width + szHint.width_inc;	753	szHint.min_width = szHint.base_width + szHint.width_inc;
653	szHint.min_height = szHint.base_height + szHint.height_inc;	754	szHint.min_height = szHint.base_height + szHint.height_inc;
654		755
655	if (width && width - szHint.base_width < max_width)	756	if (newwidth && newwidth - szHint.base_width < max_width)
656	{	757	{
657	szHint.width = width;	758	szHint.width = newwidth;
658	TermWin.width = width - szHint.base_width;	759	width = newwidth - szHint.base_width;
659	}	760	}
660	else	761	else
661	{	762	{
662	MIN_IT (TermWin.width, max_width);	763	min_it (width, max_width);
663	szHint.width = szHint.base_width + TermWin.width;	764	szHint.width = szHint.base_width + width;
664	}	765	}
		766
665	if (height && height - szHint.base_height < max_height)	767	if (newheight && newheight - szHint.base_height < max_height)
666	{	768	{
667	szHint.height = height;	769	szHint.height = newheight;
668	TermWin.height = height - szHint.base_height;	770	height = newheight - szHint.base_height;
669	}	771	}
670	else	772	else
671	{	773	{
672	MIN_IT (TermWin.height, max_height);	774	min_it (height, max_height);
673	szHint.height = szHint.base_height + TermWin.height;	775	szHint.height = szHint.base_height + height;
674	}	776	}
675	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	777
		778	if (scrollBar.state && OPTION (Opt_scrollBar_right))
676	window_sb_x = szHint.width - sb_w;	779	window_sb_x = szHint.width - sb_w;
677		780
678	if (recalc_x)	781	if (recalc_x)
679	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	782	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
680	- szHint.width - 2 * TermWin.ext_bwidth);
681	if (recalc_y)	783	if (recalc_y)
682	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	784	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
683	- szHint.height - 2 * TermWin.ext_bwidth);
684		785
685	TermWin.ncol = TermWin.width / TermWin.fwidth;	786	ncol = width / fwidth;
686	TermWin.nrow = TermWin.height / TermWin.fheight;	787	nrow = height / fheight;
687	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	788	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	789	ncol, nrow, szHint.width,
689	szHint.height));	790	szHint.height));
690	return;	791	return;
691	}	792	}
692		793
693	/*----------------------------------------------------------------------*/	794	/*----------------------------------------------------------------------*/
…		…
696	* Called after a window size change.	797	* Called after a window size change.
697	*/	798	*/
698	void	799	void
699	rxvt_term::tt_winch ()	800	rxvt_term::tt_winch ()
700	{	801	{
		802	if (pty->pty < 0)
		803	return;
		804
701	struct winsize ws;	805	struct winsize ws;
702		806
703	if (cmd_fd < 0)
704	return;
705
706	ws.ws_col = TermWin.ncol;	807	ws.ws_col = ncol;
707	ws.ws_row = TermWin.nrow;	808	ws.ws_row = nrow;
708	ws.ws_xpixel = ws.ws_ypixel = 0;	809	ws.ws_xpixel = width;
709	#ifndef DEBUG_SIZE	810	ws.ws_ypixel = height;
710	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	811	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711	#else	812
712	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	813	#if 0
713	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	814	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714	# ifdef SIGWINCH
715	else if (cmd_pid) /* force through to the command */	815	if (cmd_pid) /* force through to the command */
716	kill (cmd_pid, SIGWINCH);	816	kill (-cmd_pid, SIGWINCH);
717	# endif
718	#endif	817	#endif
719	}	818	}
720		819
721	/*----------------------------------------------------------------------*/	820	/*----------------------------------------------------------------------*/
722	/* rxvt_change_font () - Switch to a new font */	821	/* set_fonts () - load and set the various fonts
723	/*	822	*
724	* init = 1 - initialize	823	* init = 1 - initialize
725	*	824	*
726	* fontname == FONT_UP - switch to bigger font	825	* fontname == FONT_UP - switch to bigger font
727	* fontname == FONT_DN - switch to smaller font	826	* fontname == FONT_DN - switch to smaller font
728	*/	827	*/
729	bool	828	bool
730	rxvt_term::change_font (const char *fontname)	829	rxvt_term::set_fonts ()
731	{	830	{
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);	831	rxvt_fontset *fs = new rxvt_fontset (this);
		832	rxvt_fontprop prop;
743		833
744	if (fs && fs->populate (fontname))	834	if (!fs
		835	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		836	|| !fs->realize_font (1))
		837	{
		838	delete fs;
		839	return false;
		840	}
		841
		842	#if ENABLE_STYLES
		843	for (int i = RS_styleCount; --i; )
		844	if (fontset[i] != fontset[0])
		845	delete fontset[i];
		846	#endif
		847
		848	delete fontset[0];
		849	fontset[0] = fs;
		850
		851	prop = (*fs)[1]->properties ();
		852	prop.height += lineSpace;
		853	fs->set_prop (prop);
		854
		855	fwidth = prop.width;
		856	fheight = prop.height;
		857	fbase = prop.ascent;
		858
		859	for (int style = 1; style < 4; style++)
		860	{
		861	#if ENABLE_STYLES
		862	const char *res = rs[Rs_font + style];
		863
		864	if (res && !*res)
		865	fontset[style] = fontset[0];
		866	else
745	{	867	{
746	delete TermWin.fontset;	868	fontset[style] = fs = new rxvt_fontset (this);
747	TermWin.fontset = fs;	869	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		870
752	// TODO: screen needs to be told about new fonts	871	if (res)
		872	prop2.weight = prop2.slant = rxvt_fontprop::unset;
753		873	else
754	if (TermWin.parent[0])
755	{	874	{
756	resize_all_windows (0, 0, 0);	875	res = fontset[0]->fontdesc;
757	scr_remap_chars ();	876
758	scr_touch (true);	877	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		878	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
759	}	879	}
760		880
761	return true;	881	fs->populate (res);
		882	fs->set_prop (prop2);
762	}	883	}
		884	#else
		885	fontset[style] = fontset[0];
		886	#endif
		887	}
		888
		889	if (parent[0])
763	}	890	{
		891	resize_all_windows (0, 0, 0);
		892	scr_remap_chars ();
		893	scr_touch (true);
		894	}
764		895
765	return false;	896	return true;
766	}	897	}
767		898
768	bool	899	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
769	rxvt_term::font_up_down (int n, int direction)
770	{	900	{
771	return false;	901	XChangeProperty (display->display, parent[0],
		902	prop, XA_STRING, 8, PropModeReplace,
		903	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		904	}
		905
		906	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		907	{
		908	wchar_t *ws = rxvt_mbstowcs (str, len);
		909	char *s = rxvt_wcstoutf8 (ws);
		910
		911	XChangeProperty (display->display, parent[0],
		912	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		913	(const unsigned char *)s, strlen (s));
		914
		915	free (s);
		916	free (ws);
772	}	917	}
773		918
774	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
775	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
776	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
777	void	922	void
778	rxvt_term::set_title (const char *str)	923	rxvt_term::set_title (const char *str)
779	{	924	{
780	#ifndef SMART_WINDOW_TITLE	925	set_string_property (XA_WM_NAME, str);
781	XStoreName (display->display, TermWin.parent[0], str);	926	#if ENABLE_EWMH
782	#else	927	set_utf8_property (xa[XA_NET_WM_NAME], str);
783	char *name;
784
785	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
786	name = NULL;
787	if (name == NULL || STRCMP (name, str))
788	XStoreName (display->display, TermWin.parent[0], str);
789	if (name)
790	XFree (name);
791	#endif	928	#endif
792	}	929	}
793		930
794	void	931	void
795	rxvt_term::set_iconName (const char *str)	932	rxvt_term::set_icon_name (const char *str)
796	{	933	{
797	#ifndef SMART_WINDOW_TITLE	934	set_string_property (XA_WM_ICON_NAME, str);
798	XSetIconName (display->display, TermWin.parent[0], str);	935	#if ENABLE_EWMH
799	#else	936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
800	char *name;
801
802	if (XGetIconName (display->display, TermWin.parent[0], &name))
803	name = NULL;
804	if (name == NULL || STRCMP (name, str))
805	XSetIconName (display->display, TermWin.parent[0], str);
806	if (name)
807	XFree (name);
808	#endif	937	#endif
809	}	938	}
810		939
811	#ifdef XTERM_COLOR_CHANGE	940	#ifdef XTERM_COLOR_CHANGE
812	void	941	void
813	rxvt_term::set_window_color (int idx, const char *color)	942	rxvt_term::set_window_color (int idx, const char *color)
814	{	943	{
815	rxvt_color xcol;	944	rxvt_color xcol;
816	int i;	945	int i;
817		946
818	if (color == NULL || *color == '\0')	947	if (color == NULL || *color == '\0')
819	return;	948	return;
820		949
821	/* handle color aliases */	950	/* handle color aliases */
822	if (isdigit (*color))	951	if (isdigit (*color))
823	{	952	{
824	i = atoi (color);	953	i = atoi (color);
		954
825	if (i >= 8 && i <= 15)	955	if (i >= 8 && i <= 15)
826	{ /* bright colors */	956	{ /* bright colors */
827	i -= 8;	957	i -= 8;
828	# ifndef NO_BRIGHTCOLOR
829	PixColors[idx] = PixColors[minBrightCOLOR + i];	958	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
830	SET_PIXCOLOR (idx);	959	SET_PIXCOLOR (idx);
831	goto Done;	960	goto done;
832	# endif
833
834	}	961	}
		962
835	if (i >= 0 && i <= 7)	963	if (i >= 0 && i <= 7)
836	{ /* normal colors */	964	{ /* normal colors */
837	PixColors[idx] = PixColors[minCOLOR + i];	965	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
838	SET_PIXCOLOR (idx);	966	SET_PIXCOLOR (idx);
839	goto Done;	967	goto done;
840	}	968	}
841	}	969	}
		970
842	if (!rXParseAllocColor (& xcol, color))	971	if (!rXParseAllocColor (&xcol, color))
843	return;	972	return;
		973
844	/* XStoreColor (display->display, XCMAP, XColor*); */	974	/* XStoreColor (display->display, display->cmap, XColor*); */
845		975
846	/*	976	/*
847	* FIXME: should free colors here, but no idea how to do it so instead,	977	* FIXME: should free colors here, but no idea how to do it so instead,
848	* so just keep gobbling up the colormap	978	* so just keep gobbling up the colormap
849	*/	979	*/
850	# if 0	980	# if 0
851	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
852	if (PixColors[idx] == PixColors[i])	982	if (pix_colors[idx] == pix_colors[i])
853	break;	983	break;
854	if (i > Color_White)	984	if (i > Color_White)
855	{	985	{
856	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	986	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
857	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	987	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
858	DisplayPlanes (display->display, display->screen));	988	DisplayPlanes (display->display, display->screen));
859	}	989	}
860	# endif	990	# endif
861		991
862	PixColors[idx] = xcol;	992	pix_colors_focused[idx] = xcol;
863	SET_PIXCOLOR (idx);	993	SET_PIXCOLOR (idx);
864		994
865	/* XSetWindowAttributes attr; */	995	/* XSetWindowAttributes attr; */
866	/* Cursor cursor; */	996	/* Cursor cursor; */
867	Done:	997	done:
868	if (idx == Color_bg && ! (Options & Opt_transparent))
869	XSetWindowBackground (display->display, TermWin.vt,
870	PixColors[Color_bg]);
871		998
		999	#if OFF_FOCUS_FADING
		1000	if (rs[Rs_fade])
		1001	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1002	#endif
		1003
872	/* handle Color_BD, scrollbar background, etc. */	1004	/*TODO: handle Color_BD, scrollbar background, etc. */
873		1005
874	set_colorfgbg ();
875	recolour_cursor ();	1006	recolour_cursor ();
876	/* the only reasonable way to enforce a clean update */	1007	scr_recolour ();
877	scr_poweron ();
878	}	1008	}
879		1009
880	#else	1010	#else
881	# define set_window_color (idx,color) ((void)0)	1011	# define set_window_color (idx,color) ((void)0)
882	#endif /* XTERM_COLOR_CHANGE */	1012	#endif /* XTERM_COLOR_CHANGE */
883		1013
884	void	1014	void
885	rxvt_term::recolour_cursor ()	1015	rxvt_term::recolour_cursor ()
886	{	1016	{
887	#if TODO
888	rxvt_color xcol[2];	1017	XColor xcol[2];
889		1018
890	xcol[0] = PixColors[Color_pointer];	1019	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
891	xcol[1] = PixColors[Color_bg];	1020	? pix_colors_focused[Color_pointer_fg]
		1021	: pix_colors_focused[Color_fg];
		1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1023	? pix_colors_focused[Color_pointer_bg]
		1024	: pix_colors_focused[Color_bg];
		1025
892	XQueryColors (display->display, XCMAP, xcol, 2);	1026	XQueryColors (display->display, display->cmap, xcol, 2);
893	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1027	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
894	#endif
895	}	1028	}
896		1029
897	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
898	/*	1031	/*
899	* find if fg/bg matches any of the normal (low-intensity) colors	1032	* find if fg/bg matches any of the normal (low-intensity) colors
900	*/	1033	*/
901	void	1034	void
902	rxvt_term::set_colorfgbg ()	1035	rxvt_term::set_colorfgbg ()
903	{	1036	{
904	unsigned int i;	1037	unsigned int i;
905	const char *xpmb = "\0";	1038	const char *xpmb = "\0";
906	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1039	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
907		1040
908	env_colorfgbg =
909	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1041	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
910	STRCPY (fstr, "default");	1042	strcpy (fstr, "default");
911	STRCPY (bstr, "default");	1043	strcpy (bstr, "default");
912	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[Color_fg] == PixColors[i])	1045	if (pix_colors[Color_fg] == pix_colors[i])
914	{	1046	{
915	sprintf (fstr, "%d", (i - Color_Black));	1047	sprintf (fstr, "%d", (i - Color_Black));
916	break;	1048	break;
917	}	1049	}
		1050
918	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
919	if (PixColors[Color_bg] == PixColors[i])	1052	if (pix_colors[Color_bg] == pix_colors[i])
920	{	1053	{
921	sprintf (bstr, "%d", (i - Color_Black));	1054	sprintf (bstr, "%d", (i - Color_Black));
922	#ifdef XPM_BACKGROUND	1055	#ifdef XPM_BACKGROUND
923	xpmb = "default;";	1056	xpmb = "default;";
924	#endif	1057	#endif
925	break;	1058	break;
926	}	1059	}
927		1060
928	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1061	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
929
930	#ifndef NO_BRIGHTCOLOR
931	colorfgbg = DEFAULT_RSTYLE;
932	for (i = minCOLOR; i <= maxCOLOR; i++)
933	{
934	if (PixColors[Color_fg] == PixColors[i])
935	colorfgbg = SET_FGCOLOR (colorfgbg, i);
936	if (PixColors[Color_bg] == PixColors[i])
937	colorfgbg = SET_BGCOLOR (colorfgbg, i);
938	}
939	#endif
940	}	1062	}
941		1063
942	/*----------------------------------------------------------------------*/	1064	/*----------------------------------------------------------------------*/
943	/*
944	* Colour determination for low colour displays, routine from
945	* Hans de Goede <hans@highrise.nl>
946	*/
947		1065
948	int	1066	int
949	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1067	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
950	{	1068	{
951	if (!screen_in_out->set (display, colour))	1069	if (!screen_in_out->set (display, colour))
952	{	1070	{
953	rxvt_print_error ("can't allocate colour: %s", colour);	1071	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
954	return false;	1072	return false;
955	}	1073	}
956		1074
957	return true;	1075	return true;
958	}	1076	}
959		1077
960	/* -------------------------------------------------------------------- *	1078	/* -------------------------------------------------------------------- *
961	* - WINDOW RESIZING - *	1079	* - WINDOW RESIZING - *
962	* -------------------------------------------------------------------- */	1080	* -------------------------------------------------------------------- */
963	void	1081	void
964	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1082	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
965	{	1083	{
966	int fix_screen;	1084	int fix_screen;
967
968	#ifdef SMART_RESIZE
969	int old_width = szHint.width, old_height = szHint.height;	1085	int old_width = szHint.width, old_height = szHint.height;
970	#endif	1086	dDisp;
971		1087
972	window_calc (width, height);	1088	window_calc (newwidth, newheight);
973	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1089	XSetWMNormalHints (disp, parent[0], &szHint);
		1090
974	if (!ignoreparent)	1091	if (!ignoreparent)
975	{	1092	{
976	#ifdef SMART_RESIZE	1093	#ifdef SMART_RESIZE
977	/*	1094	/*
978	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1095	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
981	int x, y, x1, y1;	1098	int x, y, x1, y1;
982	int dx, dy;	1099	int dx, dy;
983	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1100	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
984	Window unused_cr;	1101	Window unused_cr;
985		1102
986	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1103	XTranslateCoordinates (disp, parent[0], display->root,
987	0, 0, &x, &y, &unused_cr);	1104	0, 0, &x, &y, &unused_cr);
988	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1105	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
989	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1106	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
990	/*	1107	/*
991	* if display->root isn't the parent window, a WM will probably have offset	1108	* if display->root isn't the parent window, a WM will probably have offset
992	* our position for handles and decorations. Counter it	1109	* our position for handles and decorations. Counter it
993	*/	1110	*/
…		…
995	{	1112	{
996	x -= x1;	1113	x -= x1;
997	y -= y1;	1114	y -= y1;
998	}	1115	}
999		1116
1000	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1117	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1001	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1118	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1002	dx = old_width - szHint.width;	1119	dx = old_width - szHint.width;
1003	dy = old_height - szHint.height;	1120	dy = old_height - szHint.height;
1004		1121
1005	/* Check position of the center of the window */	1122	/* Check position of the center of the window */
1006	if (x < x1) /* left half */	1123	if (x < x1) /* left half */
…		…
1010	if (y < y1) /* top half */	1127	if (y < y1) /* top half */
1011	dy = 0;	1128	dy = 0;
1012	else if (y == y1) /* exact center */	1129	else if (y == y1) /* exact center */
1013	dy /= 2;	1130	dy /= 2;
1014		1131
1015	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1132	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1016	szHint.width, szHint.height);	1133	szHint.width, szHint.height);
1017	#else	1134	#else
1018	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1135	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1019	szHint.height);
1020	#endif	1136	#endif
1021
1022	}	1137	}
1023		1138
1024	fix_screen = (TermWin.ncol != prev_ncol	1139	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1025	|| TermWin.nrow != prev_nrow);
1026		1140
1027	if (fix_screen || width != old_width || height != old_height)	1141	if (fix_screen || newwidth != old_width || newheight != old_height)
1028	{	1142	{
1029	if (scrollbar_visible ())	1143	if (scrollBar.state)
1030	{	1144	{
1031	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1145	XMoveResizeWindow (disp, scrollBar.win,
		1146	window_sb_x, 0,
1032	0, scrollbar_TotalWidth (), szHint.height);	1147	scrollbar_TotalWidth (), szHint.height);
1033	resize_scrollbar ();	1148	resize_scrollbar ();
1034	}	1149	}
1035		1150
1036	if (menubar_visible ())	1151	XMoveResizeWindow (disp, vt,
1037	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1152	window_vt_x, window_vt_y,
1038	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1039
1040	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1041	window_vt_y, TermWin_TotalWidth (),
1042	TermWin_TotalHeight ());	1153	width, height);
		1154
1043	scr_clear ();	1155	scr_clear ();
1044	#ifdef XPM_BACKGROUND	1156	#ifdef XPM_BACKGROUND
1045	resize_pixmap ();	1157	resize_pixmap ();
1046	#endif	1158	#endif
1047
1048	}	1159	}
1049		1160
1050	if (fix_screen || old_height == 0)	1161	if (fix_screen || old_height == 0)
1051	{	1162	{
1052	int curr_screen = -1;	1163	int curr_screen = -1;
1053	int old_ncol = prev_ncol;	1164	int old_ncol = prev_ncol;
1054		1165
1055	/* scr_reset only works on the primary screen */	1166	/* scr_reset only works on the primary screen */
1056	if (old_height) /* this is not the first time through */	1167	if (old_height) /* this is not the first time through */
1057	{	1168	{
1058	unsigned int ncol = TermWin.ncol;	1169	unsigned int ocol = ncol;
1059	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1170	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1060	curr_screen = scr_change_screen (PRIMARY);	1171	curr_screen = scr_change_screen (PRIMARY);
1061	TermWin.ncol = ncol;	1172	ncol = ocol;
1062	}	1173	}
1063		1174
1064	scr_reset ();	1175	scr_reset ();
1065		1176
1066	if (curr_screen >= 0) /* this is not the first time through */	1177	if (curr_screen >= 0) /* this is not the first time through */
1067	{	1178	{
1068	scr_change_screen (curr_screen);	1179	scr_change_screen (curr_screen);
1069	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1180	selection_check (old_ncol != ncol ? 4 : 0);
1070	}	1181	}
1071	}	1182	}
1072		1183
1073	old_width = szHint.width;	1184	old_width = szHint.width;
1074	old_height = szHint.height;	1185	old_height = szHint.height;
		1186
		1187	#ifdef XPM_BACKGROUND
		1188	if (pixmap)
		1189	scr_touch (false);
		1190	#endif
1075		1191
1076	#ifdef USE_XIM	1192	#ifdef USE_XIM
1077	IMSetStatusPosition ();	1193	IMSetStatusPosition ();
1078	#endif	1194	#endif
1079	}	1195	}
…		…
1081	/*	1197	/*
1082	* Set the width/height of the vt window in characters. Units are pixels.	1198	* Set the width/height of the vt window in characters. Units are pixels.
1083	* good for toggling 80/132 columns	1199	* good for toggling 80/132 columns
1084	*/	1200	*/
1085	void	1201	void
1086	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1202	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1087	{	1203	{
1088	XWindowAttributes wattr;	1204	XWindowAttributes wattr;
1089		1205
1090	if (width == 0 || height == 0)	1206	if (newwidth == 0 || newheight == 0)
1091	{	1207	{
1092	XGetWindowAttributes (display->display, display->root, &wattr);	1208	XGetWindowAttributes (display->display, display->root, &wattr);
		1209
1093	if (width == 0)	1210	if (newwidth == 0)
1094	width = wattr.width - szHint.base_width;	1211	newwidth = wattr.width - szHint.base_width;
1095	if (height == 0)	1212	if (newheight == 0)
1096	height = wattr.height - szHint.base_height;	1213	newheight = wattr.height - szHint.base_height;
1097	}
1098	if (width != TermWin.width || height != TermWin.height)
1099	{	1214	}
		1215
		1216	if (newwidth != width || newheight != height)
		1217	{
1100	width += szHint.base_width;	1218	newwidth += szHint.base_width;
1101	height += szHint.base_height;	1219	newheight += szHint.base_height;
1102	resize_all_windows (width, height, 0);	1220	resize_all_windows (newwidth, newheight, 0);
1103	}	1221	}
1104	}	1222	}
1105		1223
1106	/* -------------------------------------------------------------------- *	1224	/* -------------------------------------------------------------------- *
1107	* - X INPUT METHOD ROUTINES - *	1225	* - X INPUT METHOD ROUTINES - *
1108	* -------------------------------------------------------------------- */	1226	* -------------------------------------------------------------------- */
1109	#ifdef USE_XIM	1227	#ifdef USE_XIM
1110		1228
1111	void	1229	void
		1230	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1231	{
		1232	fg = pix_colors[Color_fg];
		1233	bg = pix_colors[Color_bg];
		1234	}
		1235
		1236	void
1112	rxvt_term::im_set_size (XRectangle *size)	1237	rxvt_term::im_set_size (XRectangle &size)
1113	{	1238	{
1114	size->x = TermWin.int_bwidth;	1239	// the int_bwidth terms make no sense to me
1115	size->y = TermWin.int_bwidth;	1240	size.x = int_bwidth;
1116	size->width = Width2Pixel (TermWin.ncol);	1241	size.y = int_bwidth;
1117	size->height = Height2Pixel (TermWin.nrow);	1242	size.width = Width2Pixel (ncol) + int_bwidth;
		1243	size.height = Height2Pixel (nrow) + int_bwidth;
1118	}	1244	}
1119		1245
1120	void	1246	void
1121	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1247	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1248	XRectangle &status_rect,
		1249	const XRectangle &needed_rect)
1122	{	1250	{
1123	*fg = PixColors[Color_fg];	1251	preedit_rect.x = needed_rect.width;
1124	*bg = PixColors[Color_bg];	1252	preedit_rect.y = 0;
		1253	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1254	preedit_rect.height = fheight;
		1255
		1256	status_rect.x = 0;
		1257	status_rect.y = 0;
		1258	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1259	status_rect.height = fheight;
1125	}	1260	}
1126		1261
1127	/* Checking whether input method is running. */	1262	/* Checking whether input method is running. */
1128	bool	1263	bool
1129	rxvt_term::IMisRunning ()	1264	rxvt_term::IMisRunning ()
1130	{	1265	{
1131	char *p;	1266	char *p;
1132	Atom atom;	1267	Atom atom;
1133	Window win;	1268	Window win;
1134	char server[IMBUFSIZ];	1269	char server[IMBUFSIZ];
1135		1270
1136	/* get current locale modifier */	1271	/* get current locale modifier */
1137	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1272	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1138	{	1273	{
1139	STRCPY (server, "@server=");	1274	strcpy (server, "@server=");
1140	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1275	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1276
1141	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1277	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1142	*p = '\0';	1278	*p = '\0';
1143		1279
1144	atom = XInternAtom (display->display, server, False);	1280	atom = XInternAtom (display->display, server, False);
1145	win = XGetSelectionOwner (display->display, atom);	1281	win = XGetSelectionOwner (display->display, atom);
		1282
1146	if (win != None)	1283	if (win != None)
1147	return True;	1284	return True;
1148	}	1285	}
		1286
1149	return False;	1287	return False;
1150	}	1288	}
1151		1289
1152	void	1290	void
1153	rxvt_term::IMSendSpot ()	1291	rxvt_term::IMSendSpot ()
1154	{	1292	{
1155	XPoint spot;	1293	XPoint nspot;
1156	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
1157		1295
1158	if (Input_Context == NULL	1296	if (!Input_Context
		1297	|| !focus
1159	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1298	|| !(input_style & XIMPreeditPosition))
1160	|| ! (event_type == KeyPress
1161	|| event_type == Expose
1162	|| event_type == NoExpose
1163	|| event_type == SelectionNotify
1164	|| event_type == ButtonRelease || event_type == FocusIn)
1165	|| !IMisRunning ())
1166	return;	1299	return;
1167		1300
1168	im_set_position (&spot);	1301	im_set_position (nspot);
		1302
		1303	if (nspot.x == spot.x && nspot.y == spot.y)
		1304	return;
		1305
		1306	spot = nspot;
1169		1307
1170	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1171	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1172	XFree (preedit_attr);	1310	XFree (preedit_attr);
1173	}	1311	}
1174		1312
1175	void	1313	void
1176	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1177	XRectangle * needed_rect)
1178	{
1179	int mbh, vtx = 0;
1180
1181	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1182	vtx = scrollbar_TotalWidth ();
1183
1184	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1185	mbh -= TermWin.lineSpace;
1186
1187	preedit_rect->x = needed_rect->width + vtx;
1188	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1189
1190	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1191	preedit_rect->height = Height2Pixel (1);
1192
1193	status_rect->x = vtx;
1194	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1195
1196	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1197	status_rect->height = Height2Pixel (1);
1198	}
1199
1200	void
1201	rxvt_term::im_destroy ()	1314	rxvt_term::im_destroy ()
1202	{	1315	{
1203	if (Input_Context)
1204	{
1205	XDestroyIC (Input_Context);
1206	Input_Context = NULL;
1207	}
1208
1209	if (input_method)	1316	if (input_method)
1210	{	1317	{
		1318	if (Input_Context && input_method->xim)
		1319	XDestroyIC (Input_Context);
		1320
1211	display->put_xim (input_method);	1321	display->put_xim (input_method);
1212	input_method = 0;	1322	input_method = 0;
1213	}	1323	}
		1324
		1325	Input_Context = 0;
1214	}	1326	}
1215		1327
1216	/*	1328	/*
1217	* Try to open a XIM with the current modifiers, then see if we can	1329	* Try to open a XIM with the current modifiers, then see if we can
1218	* open a suitable preedit type	1330	* open a suitable preedit type
1219	*/	1331	*/
1220	bool	1332	bool
1221	rxvt_term::IM_get_IC (const char *modifiers)	1333	rxvt_term::IM_get_IC (const char *modifiers)
1222	{	1334	{
1223	int i, j, found;	1335	int i, j, found;
1224	XIM xim;	1336	XIM xim;
1225	XPoint spot;	1337	XPoint spot;
1226	XRectangle rect, status_rect, needed_rect;	1338	XRectangle rect, status_rect, needed_rect;
1227	unsigned long fg, bg;	1339	unsigned long fg, bg;
1228	const char *p;	1340	const char *p;
1229	char **s;	1341	char **s;
1230	XIMStyles *xim_styles;	1342	XIMStyles *xim_styles;
1231	XVaNestedList preedit_attr, status_attr;	1343
		1344	set_environ (envv);
1232		1345
1233	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1346	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1234	return false;	1347	return false;
1235		1348
1236	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1349	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1237	input_method = display->get_xim (locale, modifiers);	1350	input_method = display->get_xim (locale, modifiers);
1238	if (input_method == NULL)	1351	if (input_method == NULL)
1239	return false;	1352	return false;
1240		1353
1241	xim = input_method->xim;	1354	xim = input_method->xim;
		1355	spot.x = spot.y = -1;
1242		1356
1243	xim_styles = NULL;	1357	xim_styles = NULL;
1244	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1245	|| !xim_styles || !xim_styles->count_styles)	1359	|| !xim_styles || !xim_styles->count_styles)
1246	{	1360	{
1247	display->put_xim (input_method);	1361	im_destroy ();
1248	return false;	1362	return false;
1249	}	1363	}
1250		1364
1251	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1365	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1366
		1367	for (int pi = 0; pi < 2; pi++)
		1368	{
		1369	p = pet[pi];
		1370
		1371	if (!p)
		1372	continue;
		1373
1252	s = rxvt_splitcommastring (p);	1374	s = rxvt_splitcommastring (p);
		1375
1253	for (i = found = 0; !found && s[i]; i++)	1376	for (i = found = 0; !found && s[i]; i++)
1254	{	1377	{
1255	if (!STRCMP (s[i], "OverTheSpot"))	1378	if (!strcmp (s[i], "OverTheSpot"))
1256	input_style = (XIMPreeditPosition | XIMStatusNothing);	1379	input_style = (XIMPreeditPosition | XIMStatusNothing);
1257	else if (!STRCMP (s[i], "OffTheSpot"))	1380	else if (!strcmp (s[i], "OffTheSpot"))
1258	input_style = (XIMPreeditArea | XIMStatusArea);	1381	input_style = (XIMPreeditArea | XIMStatusArea);
1259	else if (!STRCMP (s[i], "Root"))	1382	else if (!strcmp (s[i], "Root"))
1260	input_style = (XIMPreeditNothing | XIMStatusNothing);	1383	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1384	else if (!strcmp (s[i], "None"))
		1385	input_style = (XIMPreeditNone | XIMStatusNone);
1261		1386
1262	for (j = 0; j < xim_styles->count_styles; j++)	1387	for (j = 0; j < xim_styles->count_styles; j++)
1263	if (input_style == xim_styles->supported_styles[j])	1388	if (input_style == xim_styles->supported_styles[j])
1264	{	1389	{
		1390	rxvt_freecommastring (s);
		1391
1265	found = 1;	1392	found = 1;
1266	break;	1393	goto foundpet;
		1394	}
		1395
1267	}	1396	}
1268	}
1269		1397
1270	for (i = 0; s[i]; i++)	1398	rxvt_freecommastring (s);
1271	free (s[i]);	1399	}
1272		1400
1273	free (s);	1401	foundpet:
		1402
1274	XFree (xim_styles);	1403	XFree (xim_styles);
1275		1404
1276	if (!found)	1405	if (!found)
1277	{	1406	{
1278	display->put_xim (input_method);	1407	im_destroy ();
1279	return false;	1408	return false;
1280	}	1409	}
1281		1410
1282	preedit_attr = status_attr = NULL;	1411	XFontSet fs = 0;
		1412	XVaNestedList preedit_attr = 0, status_attr = 0;
		1413
		1414	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1415	{
		1416	// fake us a font-set, please
		1417	char **missing_charset_list;
		1418	int missing_charset_count;
		1419	char *def_string;
		1420	char pat[512];
		1421
		1422	sprintf (pat,
		1423	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1424	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1427	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1428	"*",
		1429	fheight,
		1430	fheight + 1, fheight - 1,
		1431	fheight - 2, fheight + 2);
		1432
		1433	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1434	&missing_charset_list, &missing_charset_count, &def_string);
		1435
		1436	if (missing_charset_list)
		1437	XFreeStringList (missing_charset_list);
		1438
		1439	if (!fs)
		1440	{
		1441	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1442	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1443	}
		1444	}
1283		1445
1284	if (input_style & XIMPreeditPosition)	1446	if (input_style & XIMPreeditPosition)
1285	{	1447	{
1286	im_set_size (&rect);	1448	im_set_size (rect);
1287	im_set_position (&spot);	1449	im_set_position (spot);
1288	im_set_color (&fg, &bg);	1450	im_set_color (fg, bg);
1289		1451
1290	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1452	preedit_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &rect,
1291	XNSpotLocation, &spot,	1456	XNSpotLocation, &spot,
1292	XNForeground, fg, XNBackground, bg,
1293	//XNFontSet, TermWin.fontset,	1457	XNFontSet, fs,
1294	NULL);	1458	NULL);
1295	}	1459	}
1296	else if (input_style & XIMPreeditArea)	1460	else if (input_style & XIMPreeditArea)
1297	{	1461	{
1298	im_set_color (&fg, &bg);	1462	im_set_color (fg, bg);
1299		1463
1300	/*	1464	/*
1301	* The necessary width of preedit area is unknown	1465	* The necessary width of preedit area is unknown
1302	* until create input context.	1466	* until create input context.
1303	*/	1467	*/
1304	needed_rect.width = 0;	1468	needed_rect.width = 0;
1305
1306	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1469	im_set_preedit_area (rect, status_rect, needed_rect);
1307		1470
1308	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1471	preedit_attr = XVaCreateNestedList (0,
		1472	XNForeground, fg,
1309	XNForeground, fg, XNBackground, bg,	1473	XNBackground, bg,
		1474	XNArea, &rect,
		1475	XNFontSet, fs,
		1476	NULL);
		1477	status_attr = XVaCreateNestedList (0,
		1478	XNForeground, fg,
		1479	XNBackground, bg,
		1480	XNArea, &status_rect,
1310	//XNFontSet, TermWin.fontset,	1481	XNFontSet, fs,
1311	NULL);	1482	NULL);
1312	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1313	XNForeground, fg, XNBackground, bg,
1314	//XNFontSet, TermWin.fontset,
1315	NULL);
1316	}	1483	}
1317		1484
1318	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1485	Input_Context = XCreateIC (xim,
		1486	XNInputStyle, input_style,
1319	XNClientWindow, TermWin.parent[0],	1487	XNClientWindow, vt,
1320	XNFocusWindow, TermWin.parent[0],	1488	XNFocusWindow, parent[0],
1321	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1322	preedit_attr,	1490	preedit_attr,
1323	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1324	status_attr, NULL);	1492	status_attr, NULL);
		1493
1325	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1326	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
		1496	if (fs) XFreeFontSet (display->display, fs);
1327		1497
1328	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1329	{	1499	{
1330	rxvt_print_error ("failed to create input context");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1331	display->put_xim (input_method);	1501	im_destroy ();
1332	return false;	1502	return false;
1333	}	1503	}
1334		1504
1335	if (input_style & XIMPreeditArea)	1505	if (input_style & XIMPreeditArea)
1336	IMSetStatusPosition ();	1506	IMSetStatusPosition ();
…		…
1340	}	1510	}
1341		1511
1342	void	1512	void
1343	rxvt_term::im_cb ()	1513	rxvt_term::im_cb ()
1344	{	1514	{
1345	int i, found, had_im;	1515	int i;
1346	const char *p;	1516	const char *p;
1347	char **s;	1517	char **s;
1348	char buf[IMBUFSIZ];	1518	char buf[IMBUFSIZ];
1349		1519
		1520	make_current ();
		1521
1350	im_destroy ();	1522	im_destroy ();
1351		1523
1352	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1524	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1353	if (Input_Context)	1525	if (Input_Context)
1354	return;	1526	return;
…		…
1362	if (p && *p)	1534	if (p && *p)
1363	{	1535	{
1364	bool found = false;	1536	bool found = false;
1365		1537
1366	s = rxvt_splitcommastring (p);	1538	s = rxvt_splitcommastring (p);
		1539
1367	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1368	{	1541	{
1369	if (*s[i])	1542	if (*s[i])
1370	{	1543	{
1371	STRCPY (buf, "@im=");	1544	strcpy (buf, "@im=");
1372	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1373	if (IM_get_IC (buf))	1546	if (IM_get_IC (buf))
1374	{	1547	{
1375	found = true;	1548	found = true;
1376	break;	1549	break;
1377	}	1550	}
1378	}	1551	}
1379	}	1552	}
1380	for (i = 0; s[i]; i++)	1553
1381	free (s[i]);	1554	rxvt_freecommastring (s);
1382	free (s);
1383		1555
1384	if (found)	1556	if (found)
1385	goto done;	1557	goto done;
1386	}	1558	}
1387		1559
…		…
1401	}	1573	}
1402		1574
1403	void	1575	void
1404	rxvt_term::IMSetStatusPosition ()	1576	rxvt_term::IMSetStatusPosition ()
1405	{	1577	{
1406	XRectangle preedit_rect, status_rect, *needed_rect;	1578	XRectangle preedit_rect, status_rect, *needed_rect;
1407	XVaNestedList preedit_attr, status_attr;	1579	XVaNestedList preedit_attr, status_attr;
1408		1580
1409	if (Input_Context == NULL	1581	if (!Input_Context
		1582	|| !focus
1410	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1583	|| !(input_style & XIMPreeditArea)
1411	|| !IMisRunning ())	1584	|| !IMisRunning ())
1412	return;	1585	return;
1413		1586
1414	/* Getting the necessary width of preedit area */	1587	/* Getting the necessary width of preedit area */
1415	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1588	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1416	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1589	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1417	XFree (status_attr);	1590	XFree (status_attr);
1418		1591
1419	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1592	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1593	XFree (needed_rect);
1420		1594
1421	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1423		1597
1424	XSetICValues (Input_Context,	1598	XSetICValues (Input_Context,
1425	XNPreeditAttributes, preedit_attr,	1599	XNPreeditAttributes, preedit_attr,
1426	XNStatusAttributes, status_attr, NULL);	1600	XNStatusAttributes, status_attr, NULL);
1427		1601
1428	XFree (preedit_attr);	1602	XFree (preedit_attr);
1429	XFree (status_attr);	1603	XFree (status_attr);
1430	}	1604	}
1431	#endif /* USE_XIM */	1605	#endif /* USE_XIM */

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