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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.154 by root, Sat Dec 31 17:16:17 2005 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
…		…
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 */
36		35
		36	#include <limits>
		37
37	#include <signal.h>	38	#include <csignal>
		39	#include <cstring>
38		40
39	#ifdef TTY_GID_SUPPORT	41	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	42	# include <grp.h>
41	#endif	43	#endif
42		44
43	#ifdef HAVE_TERMIOS_H	45	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	# include <termios.h>
45	#endif	47	#endif
46		48
47	#include <cstring>	49	#ifdef KEYSYM_RESOURCE
		50	# include "keyboard.h"
		51	#endif
		52
		53	vector<rxvt_term *> rxvt_term::termlist;
48		54
49	static char curlocale[128];	55	static char curlocale[128];
50		56
51	void	57	bool
52	rxvt_set_locale (const char *locale)	58	rxvt_set_locale (const char *locale)
53	{	59	{
54	if (locale && STRNCMP (locale, curlocale, 128))	60	if (!locale || !strncmp (locale, curlocale, 128))
55	{	61	return false;
		62
56	STRNCPY (curlocale, locale, 128);	63	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	64	setlocale (LC_CTYPE, curlocale);
58	}	65	return true;
59	}	66	}
60		67
		68	#if ENABLE_COMBINING
61	class rxvt_composite_vec rxvt_composite;	69	class rxvt_composite_vec rxvt_composite;
62		70
63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)	71	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
64	{	72	{
65	compose_char *cc;	73	compose_char *cc;
66		74
67	// break compose chains, as stupid readline really likes to duplicate	75	// break compose chains, as stupid readline really likes to duplicate
68	// composing characters for some reason near the end of a line.	76	// composing characters for some reason near the end of a line.
…		…
94	v.push_back (compose_char (c1, c2));	102	v.push_back (compose_char (c1, c2));
95		103
96	return v.size () - 1 + COMPOSE_LO;	104	return v.size () - 1 + COMPOSE_LO;
97	}	105	}
98		106
99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)	107	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
100	{	108	{
101	compose_char *cc = (*this)[c];	109	compose_char *cc = (*this)[c];
102		110
103	if (!cc)	111	if (!cc)
104	{	112	{
…		…
117	}	125	}
118		126
119	return len;	127	return len;
120		128
121	}	129	}
122		130	#endif
123	extern struct rxvt_composite_vec rxvt_composite;
124	void *
125	rxvt_term::operator new (size_t s)
126	{
127	void *p = malloc (s);
128
129	MEMSET (p, 0, s);
130	return p;
131	}
132
133	void
134	rxvt_term::operator delete (void *p, size_t s)
135	{
136	free (p);
137	}
138		131
139	rxvt_term::rxvt_term ()	132	rxvt_term::rxvt_term ()
140	:	133	:
		134	#if TRANSPARENT
141	rootwin_ev (this, &rxvt_term::rootwin_cb),	135	rootwin_ev (this, &rxvt_term::rootwin_cb),
		136	#endif
		137	#ifdef HAVE_SCROLLBARS
		138	scrollbar_ev (this, &rxvt_term::x_cb),
		139	#endif
		140	#ifdef MENUBAR
		141	menubar_ev (this, &rxvt_term::x_cb),
		142	#endif
		143	#ifdef CURSOR_BLINK
		144	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		145	#endif
		146	#ifdef TEXT_BLINK
		147	text_blink_ev (this, &rxvt_term::text_blink_cb),
		148	#endif
		149	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		150	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		151	#endif
		152	#ifdef SELECTION_SCROLLING
		153	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		154	#endif
		155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		156	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		157	#endif
		158	#ifdef POINTER_BLANK
		159	pointer_ev (this, &rxvt_term::pointer_cb),
		160	#endif
		161	#ifdef USE_XIM
		162	im_ev (this, &rxvt_term::im_cb),
		163	#endif
142	termwin_ev (this, &rxvt_term::x_cb),	164	termwin_ev (this, &rxvt_term::x_cb),
143	vt_ev (this, &rxvt_term::x_cb),	165	vt_ev (this, &rxvt_term::x_cb),
144	#ifdef HAVE_SCROLLBARS
145	scrollbar_ev (this, &rxvt_term::x_cb),
146	#endif
147	#ifdef MENUBAR
148	menubar_ev (this, &rxvt_term::x_cb),
149	#endif
150	#ifdef CURSOR_BLINK
151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
152	#endif
153	#ifdef TEXT_BLINK
154	text_blink_ev (this, &rxvt_term::text_blink_cb),
155	#endif
156	#ifdef POINTER_BLANK
157	pointer_ev (this, &rxvt_term::pointer_cb),
158	#endif
159	#ifdef USE_XIM
160	im_ev (this, &rxvt_term::im_cb),
161	#endif
162	check_ev (this, &rxvt_term::check_cb),	166	check_ev (this, &rxvt_term::check_cb),
		167	flush_ev (this, &rxvt_term::flush_cb),
163	destroy_ev (this, &rxvt_term::destroy_cb),	168	destroy_ev (this, &rxvt_term::destroy_cb),
164	pty_ev (this, &rxvt_term::pty_cb),	169	pty_ev (this, &rxvt_term::pty_cb),
165	incr_ev (this, &rxvt_term::incr_cb)	170	incr_ev (this, &rxvt_term::incr_cb)
166	{	171	{
167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	172	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
168	}
169		173
170	rxvt_term::~rxvt_term ()	174	termlist.push_back (this);
		175
		176	#ifdef KEYSYM_RESOURCE
		177	keyboard = new keyboard_manager;
		178
		179	if (!keyboard)
		180	rxvt_fatal ("out of memory, aborting.\n");
		181	#endif
		182	}
		183
		184	// clean up the most important stuff, do *not* call x or free mem etc.
		185	// for use before an emergency exit
		186	void rxvt_term::emergency_cleanup ()
171	{	187	{
172	if (cmd_fd >= 0)	188	if (cmd_pid)
173	close (cmd_fd);	189	kill (-cmd_pid, SIGHUP);
174		190
175	#ifndef NO_SETOWNER_TTYDEV
176	privileged_ttydev (RESTORE);
177	#endif
178	#ifdef UTMP_SUPPORT	191	#ifdef UTMP_SUPPORT
179	privileged_utmp (RESTORE);	192	privileged_utmp (RESTORE);
180	#endif	193	#endif
181		194
		195	pty.put ();
		196	}
		197
		198	rxvt_term::~rxvt_term ()
		199	{
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
182	delete TermWin.fontset;	209	delete fontset[0];
183		210
184	if (display)	211	if (display)
185	{	212	{
		213	dDisp;
		214
		215	selection_clear ();
		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
		220	#ifdef MENUBAR
		221	if (menubarGC) XFreeGC (disp, menubarGC);
		222	#endif
		223	#ifdef XTERM_SCROLLBAR
		224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		225	if (ShadowGC) XFreeGC (disp, ShadowGC);
		226	#endif
		227	#ifdef PLAIN_SCROLLBAR
		228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		229	#endif
		230	#ifdef NEXT_SCROLLBAR
		231	if (blackGC) XFreeGC (disp, blackGC);
		232	if (whiteGC) XFreeGC (disp, whiteGC);
		233	if (grayGC) XFreeGC (disp, grayGC);
		234	if (darkGC) XFreeGC (disp, darkGC);
		235	if (stippleGC) XFreeGC (disp, stippleGC);
		236	if (dimple) XFreePixmap (disp, dimple);
		237	if (upArrow) XFreePixmap (disp, upArrow);
		238	if (downArrow) XFreePixmap (disp, downArrow);
		239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		241	#endif
		242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		243	if (topShadowGC) XFreeGC (disp, topShadowGC);
		244	if (botShadowGC) XFreeGC (disp, botShadowGC);
		245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		246	#endif
		247	if (gc) XFreeGC (disp, gc);
		248
186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
187	delete menuBar.drawable;	250	delete menuBar.drawable;
188	//if (menuBar.win)	251	//if (menuBar.win)
189	// XDestroyWindow (display->display, menuBar.win);	252	// XDestroyWindow (disp, menuBar.win);
190	#endif	253	#endif
191	delete TermWin.drawable;	254	delete drawable;
192	// destroy all windows	255	// destroy all windows
193	if (TermWin.parent[0])	256	if (parent[0])
194	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
195	}	258	}
196		259
197	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
198		261
199	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
200		266
201	displays.put (display);	267	displays.put (display);
202		268
203	scr_release ();	269	scr_release ();
204		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	// TODO: manage env vars in child only(!)
205	free (env_windowid);	277	free (env_windowid);
206	free (env_display);	278	free (env_display);
207	free (env_term);	279	free (env_term);
208	free (env_colorfgbg);	280	free (env_colorfgbg);
209	free (locale);	281	free (locale);
210	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
211		284
212	delete envv;	285	delete envv;
213	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	}
		292
		293	void
		294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
214	}	300	}
215		301
216	void	302	void
217	rxvt_term::destroy ()	303	rxvt_term::destroy ()
218	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
219	if (display)	312	if (display)
220	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	#if HAVE_SCROLLBARS
		318	scrollbar_ev.stop (display);
		319	#endif
		320	#if MENUBAR
		321	menubar_ev.stop (display);
		322	#endif
		323	#if TRANSPARENT
221	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
222	termwin_ev.stop (display);	327	termwin_ev.stop (display);
223	vt_ev.stop (display);	328	vt_ev.stop (display);
224	#ifdef USE_XIM
225	im_destroy ();
226	im_ev.stop (display);
227	#endif
228	#ifdef HAVE_SCROLLBARS
229	scrollbar_ev.stop (display);
230	#endif
231	#ifdef MENUBAR
232	menubar_ev.stop (display);
233	#endif
234	}	329	}
235		330
236	check_ev.stop ();	331	check_ev.stop ();
237	pty_ev.stop ();	332	pty_ev.stop ();
238	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
239	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
240	#endif	335	#endif
241	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
242	text_blink_ev.stop ();	337	text_blink_ev.stop ();
243	#endif	338	#endif
		339	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		340	cont_scroll_ev.stop ();
		341	#endif
		342	#ifdef SELECTION_SCROLLING
		343	sel_scroll_ev.stop ();
		344	#endif
244	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
245	pointer_ev.stop ();	346	pointer_ev.stop ();
246	#endif	347	#endif
247		348
248	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
255		356
256	delete this;	357	delete this;
257	}	358	}
258		359
259	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
260	/* rxvt_init () */	361	/*
261	/* LIBPROTO */	362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
262	rxvt_t	363	* TODO: if debugging, this should free up any known resources if we can
263	rxvt_init (int argc, const char *const *argv)	364	*/
264	{	365	static XErrorHandler old_xerror_handler;
265	SET_R (new rxvt_term);
266		366
267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	367	static void
		368	rxvt_emergency_cleanup ()
		369	{
		370	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		371	(*t)->emergency_cleanup ();
		372	}
		373
		374	#if ENABLE_FRILLS
		375	static void
		376	print_x_error (Display *dpy, XErrorEvent *event)
		377	{
		378	char buffer[BUFSIZ];
		379	char mesg[BUFSIZ];
		380	char number[32];
		381	char *mtype = "XlibMessage";
		382	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		383	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		384	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		385	rxvt_warn ("%s: %s\n", mesg, buffer);
		386	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		388	sprintf(number, "%d", event->request_code);
		389	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		390	rxvt_warn ("(which is %s)\n", buffer);
		391	if (event->request_code >= 128) {
		392	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		393	mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
268	{	395	}
269	delete GET_R;	396	if ((event->error_code == BadWindow) ||
270	SET_R (0);	397	(event->error_code == BadPixmap) ||
		398	(event->error_code == BadCursor) ||
		399	(event->error_code == BadFont) ||
		400	(event->error_code == BadDrawable) ||
		401	(event->error_code == BadColor) ||
		402	(event->error_code == BadGC) ||
		403	(event->error_code == BadIDChoice) ||
		404	(event->error_code == BadValue) ||
		405	(event->error_code == BadAtom)) {
		406	if (event->error_code == BadValue)
		407	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		408	mesg, BUFSIZ);
		409	else if (event->error_code == BadAtom)
		410	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		411	mesg, BUFSIZ);
		412	else
		413	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
271	}	416	}
272		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
273	return GET_R;	418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
274	}	420	}
		421	#endif
275		422
		423	int
276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
277
278	void
279	rxvt_init_signals ()
280	{	425	{
281	/* install exit handler for cleanup */	426	if (GET_R->allowedxerror == -1)
282	#if 0	427	GET_R->allowedxerror = event->error_code;
283	#ifdef HAVE_ATEXIT	428	else
284	atexit (rxvt_clean_exit);	429	{
		430	// GET_R is most likely not the terminal which caused the error,
		431	// so just output the error and continue
		432	#if ENABLE_FRILLS
		433	print_x_error (display, event);
285	#else	434	#else
		435	old_xerror_handler (display, event);
286	#endif	436	#endif
287	#endif	437	}
288		438
289	struct sigaction sa;	439	return 0;
290
291	sigfillset (&sa.sa_mask);
292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
299
300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
301	/* signal (SIGURG, SIG_DFL); */
302
303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
305	}	440	}
306		441
		442	int
		443	rxvt_xioerror_handler (Display *display)
		444	{
		445	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		446	DisplayString (display));
		447	rxvt_emergency_cleanup ();
		448	_exit (EXIT_FAILURE);
		449	}
		450
		451	/*----------------------------------------------------------------------*/
307	bool	452	bool
308	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
		454	{
		455	SET_R (this);
		456
		457	set_locale ("");
		458
		459	if (!init_vars ())
		460	return false;
		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	create_windows (argc, argv);
		479
		480	dDisp;
		481
		482	init_xlocale ();
		483
		484	scr_reset (); /* initialize screen */
		485
		486	#if 0
		487	XSynchronize (disp, True);
		488	#endif
		489
		490	#ifdef HAVE_SCROLLBARS
		491	if (OPTION (Opt_scrollBar))
		492	resize_scrollbar (); /* create and map scrollbar */
		493	#endif
		494	#if (MENUBAR_MAX)
		495	if (menubar_visible ())
		496	XMapWindow (disp, menuBar.win);
		497	#endif
		498	#ifdef TRANSPARENT
		499	if (OPTION (Opt_transparent))
		500	{
		501	XSelectInput (disp, display->root, PropertyChangeMask);
		502	check_our_parents ();
		503	rootwin_ev.start (display, display->root);
		504	}
		505	#endif
		506
		507	XMapWindow (disp, vt);
		508	XMapWindow (disp, parent[0]);
		509
		510	set_colorfgbg ();
		511
		512	init_command (cmd_argv);
		513
		514	free (cmd_argv);
		515
		516	pty_ev.start (pty.pty, EVENT_READ);
		517
		518	check_ev.start ();
		519
		520	return true;
		521	}
		522
		523	static struct sig_handlers
		524	{
		525	sig_watcher sw_chld, sw_term, sw_int;
		526
		527	void sig_chld (sig_watcher &w)
		528	{
		529	// we are being called for every SIGCHLD, find the corresponding term
		530	int pid;
		531
		532	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		533	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		534	if (pid == (*t)->cmd_pid)
		535	{
		536	(*t)->child_exit ();
		537	break;
		538	}
		539	}
		540
		541	/*
		542	* Catch a fatal signal and tidy up before quitting
		543	*/
		544	void
		545	sig_term (sig_watcher &w)
		546	{
		547	#ifdef DEBUG_CMD
		548	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		549	#endif
		550	rxvt_emergency_cleanup ();
		551	signal (w.signum, SIG_DFL);
		552	kill (getpid (), w.signum);
		553	}
		554
		555	sig_handlers ()
		556	: sw_chld (this, &sig_handlers::sig_chld),
		557	sw_term (this, &sig_handlers::sig_term),
		558	sw_int (this, &sig_handlers::sig_term)
		559	{
		560	}
		561	} sig_handlers;
		562
		563	void
		564	rxvt_init ()
309	{	565	{
310	/*	566	/*
311	* Save and then give up any super-user privileges	567	* Save and then give up any super-user privileges
312	* If we need privileges in any area then we must specifically request it.	568	* If we need privileges in any area then we must specifically request it.
313	* We should only need to be root in these cases:	569	* We should only need to be root in these cases:
314	* 1. write utmp entries on some systems	570	* 1. write utmp entries on some systems
315	* 2. chown tty on some systems	571	* 2. chown tty on some systems
316	*/	572	*/
317	privileges (SAVE);	573	rxvt_privileges (SAVE);
318	privileges (IGNORE);	574	rxvt_privileges (IGNORE);
319		575
320	init_secondary ();	576	signal (SIGHUP, SIG_IGN);
		577	signal (SIGPIPE, SIG_IGN);
321		578
322	const char **cmd_argv = init_resources (argc, argv);	579	sig_handlers.sw_chld.start (SIGCHLD);
		580	sig_handlers.sw_term.start (SIGTERM);
		581	sig_handlers.sw_int.start (SIGINT);
323		582
324	set_locale ("");	583	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		584	/* signal (SIGURG, SIG_DFL); */
325		585
326	#if MENUBAR_MAX	586	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
327	menubar_read (rs[Rs_menu]);	587	// TODO: handle this with exceptions and tolerate the memory loss
328	#endif	588	XSetIOErrorHandler (rxvt_xioerror_handler);
329	#ifdef HAVE_SCROLLBARS
330	if (Options & Opt_scrollBar)
331	scrollBar.setIdle (); /* set existence for size calculations */
332	#endif
333
334	create_windows (argc, argv);
335
336	init_xlocale ();
337
338	scr_reset (); /* initialize screen */
339
340	#if 0
341	XSynchronize (display->display, True);
342	#endif
343
344	#ifdef HAVE_SCROLLBARS
345	if (Options & Opt_scrollBar)
346	resize_scrollbar (); /* create and map scrollbar */
347	#endif
348	#if (MENUBAR_MAX)
349	if (menubar_visible ())
350	XMapWindow (display->display, menuBar.win);
351	#endif
352	#ifdef TRANSPARENT
353	if (Options & Opt_transparent)
354	{
355	XSelectInput (display->display, display->root, PropertyChangeMask);
356	check_our_parents ();
357	}
358	#endif
359
360	rootwin_ev.start (display, display->root);
361
362	XMapWindow (display->display, TermWin.vt);
363	XMapWindow (display->display, TermWin.parent[0]);
364
365	init_command (cmd_argv);
366
367	pty_ev.start (cmd_fd, EVENT_READ);
368
369	check_ev.start ();
370
371	return true;
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* SIGNAL HANDLING & EXIT HANDLER *
376	* ------------------------------------------------------------------------- */
377	/*
378	* Catch a SIGCHLD signal and exit if the direct child has died
379	*/
380	/* ARGSUSED */
381	/* EXTPROTO */
382	RETSIGTYPE
383	rxvt_Child_signal (int sig __attribute__ ((unused)))
384	{
385	int pid, save_errno = errno;
386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
387	;
388	errno = save_errno;
389
390	#if 0
391	if (pid == cmd_pid)
392	exit (EXIT_SUCCESS);
393	#endif
394	}
395
396	/*
397	* Catch a fatal signal and tidy up before quitting
398	*/
399	/* EXTPROTO */
400	RETSIGTYPE
401	rxvt_Exit_signal (int sig)
402	{
403	signal (sig, SIG_DFL);
404	#ifdef DEBUG_CMD
405	rxvt_print_error ("signal %d", sig);
406	#endif
407	rxvt_clean_exit ();
408	kill (getpid (), sig);
409	}
410
411	/* INTPROTO */
412	int
413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
414	{
415	if (GET_R->allowedxerror == -1)
416	GET_R->allowedxerror = event->error_code;
417	else
418	{
419	old_xerror_handler (display, event);
420	GET_R->destroy ();
421	}
422
423	return 0;
424	}
425
426	/*----------------------------------------------------------------------*/
427	/*
428	* Exit gracefully, clearing the utmp entry and restoring tty attributes
429	* TODO: if debugging, this should free up any known resources if we can
430	*/
431	/* EXTPROTO */
432	void
433	rxvt_clean_exit ()
434	{
435	// TODO: rxvtd should clean up all ressources
436	if (GET_R)
437	GET_R->destroy ();
438	}	589	}
439		590
440	/* ------------------------------------------------------------------------- *	591	/* ------------------------------------------------------------------------- *
441	* MEMORY ALLOCATION WRAPPERS *	592	* MEMORY ALLOCATION WRAPPERS *
442	* ------------------------------------------------------------------------- */	593	* ------------------------------------------------------------------------- */
443	/* EXTPROTO */	594	void *
444	void *
445	rxvt_malloc (size_t size)	595	rxvt_malloc (size_t size)
446	{	596	{
447	void *p;
448
449	p = malloc (size);	597	void *p = malloc (size);
		598
450	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
451	return p;	602	return p;
452
453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
454	rxvt_clean_exit ();
455	exit (EXIT_FAILURE);
456	/* NOTREACHED */
457	}	603	}
458		604
459	/* EXTPROTO */	605	void *
460	void *
461	rxvt_calloc (size_t number, size_t size)	606	rxvt_calloc (size_t number, size_t size)
462	{	607	{
463	void *p;
464
465	p = calloc (number, size);	608	void *p = calloc (number, size);
		609
466	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
467	return p;	613	return p;
468
469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
470	rxvt_clean_exit ();
471	exit (EXIT_FAILURE);
472	/* NOTREACHED */
473	}	614	}
474		615
475	/* EXTPROTO */
476	void *	616	void *
477	rxvt_realloc (void *ptr, size_t size)	617	rxvt_realloc (void *ptr, size_t size)
478	{	618	{
479	void *p;
480
481	if (ptr)
482	p = realloc (ptr, size);	619	void *p = realloc (ptr, size);
483	else	620
484	p = malloc (size);
485	if (p)	621	if (!p)
		622	rxvt_fatal ("memory allocation failure. aborting.\n");
		623
486	return p;	624	return p;
487
488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
489	rxvt_clean_exit ();
490	exit (EXIT_FAILURE);
491	/* NOTREACHED */
492	}	625	}
493		626
494	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
495	* PRIVILEGED OPERATIONS *	628	* PRIVILEGED OPERATIONS *
496	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
497	/* take care of suid/sgid super-user (root) privileges */	630	/* take care of suid/sgid super-user (root) privileges */
498	void	631	void
499	rxvt_term::privileges (int mode)	632	rxvt_privileges (rxvt_privaction action)
500	{	633	{
		634	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		635	static uid_t euid;
		636	static gid_t egid;
		637	#endif
		638
501	#if ! defined(__CYGWIN32__)	639	#if ! defined(__CYGWIN32__)
502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	640	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
503	/* setreuid () is the poor man's setuid (), seteuid () */	641	/* setreuid () is the poor man's setuid (), seteuid () */
504	# define seteuid(a) setreuid(-1, (a))	642	# define seteuid(a) setreuid(-1, (a))
505	# define setegid(a) setregid(-1, (a))	643	# define setegid(a) setregid(-1, (a))
506	# define HAVE_SETEUID	644	# define HAVE_SETEUID
507	# endif	645	# endif
508	# ifdef HAVE_SETEUID	646	# ifdef HAVE_SETEUID
509	switch (mode)	647	switch (action)
510	{	648	{
511	case IGNORE:	649	case IGNORE:
512	/*	650	/*
513	* change effective uid/gid - not real uid/gid - so we can switch	651	* change effective uid/gid - not real uid/gid - so we can switch
514	* back to root later, as required	652	* back to root later, as required
…		…
524	seteuid (euid);	662	seteuid (euid);
525	setegid (egid);	663	setegid (egid);
526	break;	664	break;
527	}	665	}
528	# else	666	# else
529	switch (mode)	667	switch (action)
530	{	668	{
531	case IGNORE:	669	case IGNORE:
532	setuid (getuid ());	670	setuid (getuid ());
533	setgid (getgid ());	671	setgid (getgid ());
534	/* FALLTHROUGH */	672	/* FALLTHROUGH */
…		…
541	#endif	679	#endif
542	}	680	}
543		681
544	#ifdef UTMP_SUPPORT	682	#ifdef UTMP_SUPPORT
545	void	683	void
546	rxvt_term::privileged_utmp (char action)	684	rxvt_term::privileged_utmp (rxvt_privaction action)
547	{	685	{
548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	686	if (OPTION (Opt_utmpInhibit)
549	action, next_utmp_action, getpid ()));	687	|| !pty.name || !*pty.name)
550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
551	|| (Options & Opt_utmpInhibit)
552	|| ttydev == NULL || *ttydev == '\0')
553	return;	688	return;
554		689
555	privileges (RESTORE);	690	rxvt_privileges (RESTORE);
		691
556	if (action == SAVE)	692	if (action == SAVE)
557	{
558	next_utmp_action = RESTORE;
559	makeutent (ttydev, rs[Rs_display_name]);	693	makeutent (pty.name, rs[Rs_display_name]);
560	}
561	else	694	else
562	{ /* action == RESTORE */
563	next_utmp_action = IGNORE;
564	cleanutent ();	695	cleanutent ();
565	}	696
566	privileges (IGNORE);	697	rxvt_privileges (IGNORE);
567	}
568	#endif
569
570	#ifndef NO_SETOWNER_TTYDEV
571	void
572	rxvt_term::privileged_ttydev (char action)
573	{
574	D_MAIN ((stderr,
575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
576	action, next_tty_action, getpid ()));
577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
578	|| ttydev == NULL || *ttydev == '\0')
579	return;
580
581	privileges (RESTORE);
582
583	if (action == SAVE)
584	{
585	next_tty_action = RESTORE;
586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
589	next_tty_action = IGNORE;
590	else
591	# endif
592
593	{
594	chown (ttydev, getuid (), ttygid); /* fail silently */
595	chmod (ttydev, ttymode);
596	# ifdef HAVE_REVOKE
597	revoke (ttydev);
598	# endif
599
600	}
601	}
602	else
603	{ /* action == RESTORE */
604	next_tty_action = IGNORE;
605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
606	chmod (ttydev, ttyfd_stat.st_mode);
607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
608	# else
609	chmod (ttydev,
610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
611	chown (ttydev, 0, 0);
612	# endif
613
614	}
615
616	privileges (IGNORE);
617
618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
620	action == RESTORE ? "Restoring" : (action ==
621	SAVE ? "Saving" :
622	"UNKNOWN ERROR for"), ttydev,
623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
624	ttyfd_stat.st_gid));
625	# endif
626	}	698	}
627	#endif	699	#endif
628		700
629	/*----------------------------------------------------------------------*/	701	/*----------------------------------------------------------------------*/
630	/*	702	/*
631	* window size/position calculcations for XSizeHint and other storage.	703	* window size/position calculcations for XSizeHint and other storage.
632	* if width/height are non-zero then override calculated width/height	704	* if width/height are non-zero then override calculated width/height
633	*/	705	*/
634	void	706	void
635	rxvt_term::window_calc (unsigned int width, unsigned int height)	707	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
636	{	708	{
637	short recalc_x, recalc_y;	709	short recalc_x, recalc_y;
638	int x, y, sb_w, mb_h, flags;	710	int x, y, sb_w, mb_h, flags;
639	unsigned int w, h;	711	unsigned int w, h;
640	unsigned int max_width, max_height;	712	unsigned int max_width, max_height;
		713	dDisp;
641		714
642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
643	TermWin.ncol, TermWin.nrow, szHint.width,	716	ncol, nrow, szHint.width, szHint.height));
644	szHint.height));	717
645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
646	szHint.win_gravity = NorthWestGravity;	719	szHint.win_gravity = NorthWestGravity;
647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
648		721
649	recalc_x = recalc_y = 0;	722	recalc_x = recalc_y = 0;
650	flags = 0;	723	flags = 0;
		724
651	if (!parsed_geometry)	725	if (!parsed_geometry)
652	{	726	{
653	parsed_geometry = 1;	727	parsed_geometry = 1;
		728
654	if (rs[Rs_geometry])	729	if (rs[Rs_geometry])
655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	730	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		731
656	if (flags & WidthValue)	732	if (flags & WidthValue)
657	{	733	{
658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	734	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
659	szHint.flags |= USSize;	735	szHint.flags |= USSize;
660	}	736	}
		737
661	if (flags & HeightValue)	738	if (flags & HeightValue)
662	{	739	{
663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	740	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
664	szHint.flags |= USSize;	741	szHint.flags |= USSize;
665	}	742	}
		743
666	if (flags & XValue)	744	if (flags & XValue)
667	{	745	{
668	szHint.x = x;	746	szHint.x = x;
669	szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
		748
670	if (flags & XNegative)	749	if (flags & XNegative)
671	{	750	{
672	recalc_x = 1;	751	recalc_x = 1;
673	szHint.win_gravity = NorthEastGravity;	752	szHint.win_gravity = NorthEastGravity;
674	}	753	}
675	}	754	}
		755
676	if (flags & YValue)	756	if (flags & YValue)
677	{	757	{
678	szHint.y = y;	758	szHint.y = y;
679	szHint.flags |= USPosition;	759	szHint.flags |= USPosition;
		760
680	if (flags & YNegative)	761	if (flags & YNegative)
681	{	762	{
682	recalc_y = 1;	763	recalc_y = 1;
		764
683	if (szHint.win_gravity == NorthEastGravity)	765	if (szHint.win_gravity == NorthEastGravity)
684	szHint.win_gravity = SouthEastGravity;	766	szHint.win_gravity = SouthEastGravity;
685	else	767	else
686	szHint.win_gravity = SouthWestGravity;	768	szHint.win_gravity = SouthWestGravity;
687	}	769	}
688	}	770	}
689	}	771	}
		772
690	/* TODO: BOUNDS */	773	/* TODO: BOUNDS */
691	TermWin.width = TermWin.ncol * TermWin.fwidth;	774	width = ncol * fwidth;
692	TermWin.height = TermWin.nrow * TermWin.fheight;	775	height = nrow * fheight;
693	max_width = MAX_COLS * TermWin.fwidth;	776	max_width = MAX_COLS * fwidth;
694	max_height = MAX_ROWS * TermWin.fheight;	777	max_height = MAX_ROWS * fheight;
695		778
696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	779	szHint.base_width = szHint.base_height = 2 * int_bwidth;
697		780
698	sb_w = mb_h = 0;	781	sb_w = mb_h = 0;
699	window_vt_x = window_vt_y = 0;	782	window_vt_x = window_vt_y = int_bwidth;
		783
700	if (scrollbar_visible ())	784	if (scrollbar_visible ())
701	{	785	{
702	sb_w = scrollbar_TotalWidth ();	786	sb_w = scrollbar_TotalWidth ();
703	szHint.base_width += sb_w;	787	szHint.base_width += sb_w;
704	if (! (Options & Opt_scrollBar_right))	788	if (!OPTION (Opt_scrollBar_right))
705	window_vt_x = sb_w;	789	window_vt_x += sb_w;
706	}	790	}
		791
707	if (menubar_visible ())	792	if (menubar_visible ())
708	{	793	{
709	mb_h = menuBar_TotalHeight ();	794	mb_h = menuBar_TotalHeight ();
710	szHint.base_height += mb_h;	795	szHint.base_height += mb_h;
711	window_vt_y = mb_h;	796	window_vt_y += mb_h;
712	}	797	}
		798
713	szHint.width_inc = TermWin.fwidth;	799	szHint.width_inc = fwidth;
714	szHint.height_inc = TermWin.fheight;	800	szHint.height_inc = fheight;
715	szHint.min_width = szHint.base_width + szHint.width_inc;	801	szHint.min_width = szHint.base_width + szHint.width_inc;
716	szHint.min_height = szHint.base_height + szHint.height_inc;	802	szHint.min_height = szHint.base_height + szHint.height_inc;
717		803
718	if (width && width - szHint.base_width < max_width)	804	if (newwidth && newwidth - szHint.base_width < max_width)
719	{	805	{
720	szHint.width = width;	806	szHint.width = newwidth;
721	TermWin.width = width - szHint.base_width;	807	width = newwidth - szHint.base_width;
722	}	808	}
723	else	809	else
724	{	810	{
725	MIN_IT (TermWin.width, max_width);	811	min_it (width, max_width);
726	szHint.width = szHint.base_width + TermWin.width;	812	szHint.width = szHint.base_width + width;
727	}	813	}
		814
728	if (height && height - szHint.base_height < max_height)	815	if (newheight && newheight - szHint.base_height < max_height)
729	{	816	{
730	szHint.height = height;	817	szHint.height = newheight;
731	TermWin.height = height - szHint.base_height;	818	height = newheight - szHint.base_height;
732	}	819	}
733	else	820	else
734	{	821	{
735	MIN_IT (TermWin.height, max_height);	822	min_it (height, max_height);
736	szHint.height = szHint.base_height + TermWin.height;	823	szHint.height = szHint.base_height + height;
737	}	824	}
		825
738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	826	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
739	window_sb_x = szHint.width - sb_w;	827	window_sb_x = szHint.width - sb_w;
740		828
741	if (recalc_x)	829	if (recalc_x)
742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	830	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
743	- szHint.width - 2 * TermWin.ext_bwidth);
744	if (recalc_y)	831	if (recalc_y)
745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	832	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
746	- szHint.height - 2 * TermWin.ext_bwidth);
747		833
748	TermWin.ncol = TermWin.width / TermWin.fwidth;	834	ncol = width / fwidth;
749	TermWin.nrow = TermWin.height / TermWin.fheight;	835	nrow = height / fheight;
750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	836	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
751	TermWin.ncol, TermWin.nrow, szHint.width,	837	ncol, nrow, szHint.width,
752	szHint.height));	838	szHint.height));
753	return;	839	return;
754	}	840	}
755		841
756	/*----------------------------------------------------------------------*/	842	/*----------------------------------------------------------------------*/
…		…
759	* Called after a window size change.	845	* Called after a window size change.
760	*/	846	*/
761	void	847	void
762	rxvt_term::tt_winch ()	848	rxvt_term::tt_winch ()
763	{	849	{
		850	if (pty.pty < 0)
		851	return;
		852
764	struct winsize ws;	853	struct winsize ws;
765		854
766	if (cmd_fd < 0)
767	return;
768
769	ws.ws_col = TermWin.ncol;	855	ws.ws_col = ncol;
770	ws.ws_row = TermWin.nrow;	856	ws.ws_row = nrow;
771	ws.ws_xpixel = ws.ws_ypixel = 0;	857	ws.ws_xpixel = width;
772	#ifndef DEBUG_SIZE	858	ws.ws_ypixel = height;
773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	859	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
774	#else	860
775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	861	#if 0
776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	862	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
777	# ifdef SIGWINCH
778	else if (cmd_pid) /* force through to the command */	863	if (cmd_pid) /* force through to the command */
779	kill (cmd_pid, SIGWINCH);	864	kill (-cmd_pid, SIGWINCH);
780	# endif
781	#endif	865	#endif
782	}	866	}
783		867
784	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
785	/* rxvt_change_font () - Switch to a new font */	869	/* set_fonts () - load and set the various fonts
786	/*	870	*
787	* init = 1 - initialize	871	* init = 1 - initialize
788	*	872	*
789	* fontname == FONT_UP - switch to bigger font	873	* fontname == FONT_UP - switch to bigger font
790	* fontname == FONT_DN - switch to smaller font	874	* fontname == FONT_DN - switch to smaller font
791	*/	875	*/
792	bool	876	bool
793	rxvt_term::change_font (const char *fontname)	877	rxvt_term::set_fonts ()
794	{	878	{
795	if (fontname == FONT_UP)
796	{
797	// TODO
798	}
799	else if (fontname == FONT_DN)
800	{
801	// TODO
802	}
803	else
804	{
805	rxvt_fontset *fs = new rxvt_fontset (this);	879	rxvt_fontset *fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop;
806		881
807	if (fs && fs->populate (fontname ? fontname : "fixed"))	882	if (!fs
		883	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		884	|| !fs->realize_font (1))
		885	{
		886	delete fs;
		887	return false;
		888	}
		889
		890	#if ENABLE_STYLES
		891	for (int i = RS_styleCount; --i; )
		892	if (fontset[i] != fontset[0])
		893	delete fontset[i];
		894	#endif
		895
		896	delete fontset[0];
		897	fontset[0] = fs;
		898
		899	prop = (*fs)[1]->properties ();
		900	prop.height += lineSpace;
		901	fs->set_prop (prop);
		902
		903	fwidth = prop.width;
		904	fheight = prop.height;
		905	fbase = (*fs)[1]->ascent;
		906
		907	for (int style = 1; style < 4; style++)
		908	{
		909	#if ENABLE_STYLES
		910	const char *res = rs[Rs_font + style];
		911
		912	if (res && !*res)
		913	fontset[style] = fontset[0];
		914	else
808	{	915	{
809	delete TermWin.fontset;	916	fontset[style] = fs = new rxvt_fontset (this);
810	TermWin.fontset = fs;	917	rxvt_fontprop prop2 = prop;
811	TermWin.fwidth = fs->base_font ()->width;
812	TermWin.fheight = fs->base_font ()->height;
813	TermWin.fbase = fs->base_font ()->ascent;
814		918
815	if (TermWin.parent[0])	919	if (res)
		920	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		921	else
816	{	922	{
817	resize_all_windows (0, 0, 0);	923	res = fontset[0]->fontdesc;
818	scr_remap_chars ();	924
819	scr_touch (true);	925	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		926	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
820	}	927	}
821		928
822	return true;	929	fs->populate (res);
		930	fs->set_prop (prop2);
823	}	931	}
		932	#else
		933	fontset[style] = fontset[0];
		934	#endif
		935	}
		936
		937	if (parent[0])
824	}	938	{
		939	resize_all_windows (0, 0, 0);
		940	scr_remap_chars ();
		941	scr_touch (true);
		942	}
825		943
826	return false;	944	return true;
827	}	945	}
828		946
829	bool	947	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
830	rxvt_term::font_up_down (int n, int direction)
831	{	948	{
832	return false;	949	XChangeProperty (display->display, parent[0],
		950	prop, XA_STRING, 8, PropModeReplace,
		951	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		952	}
		953
		954	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		955	{
		956	wchar_t *ws = rxvt_mbstowcs (str, len);
		957	char *s = rxvt_wcstoutf8 (ws);
		958
		959	XChangeProperty (display->display, parent[0],
		960	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		961	(const unsigned char *)s, strlen (s));
		962
		963	free (s);
		964	free (ws);
833	}	965	}
834		966
835	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
836	/*----------------------------------------------------------------------*/	968	/*----------------------------------------------------------------------*/
837	/* xterm sequences - title, iconName, color (exptl) */	969	/* xterm sequences - title, iconName, color (exptl) */
838	void	970	void
839	rxvt_term::set_title (const char *str)	971	rxvt_term::set_title (const char *str)
840	{	972	{
841	#ifndef SMART_WINDOW_TITLE	973	set_string_property (XA_WM_NAME, str);
842	XStoreName (display->display, TermWin.parent[0], str);	974	#if ENABLE_EWMH
843	#else	975	set_utf8_property (xa[XA_NET_WM_NAME], str);
844	char *name;
845
846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
847	name = NULL;
848	if (name == NULL || STRCMP (name, str))
849	XStoreName (display->display, TermWin.parent[0], str);
850	if (name)
851	XFree (name);
852	#endif	976	#endif
853	}	977	}
854		978
855	void	979	void
856	rxvt_term::set_iconName (const char *str)	980	rxvt_term::set_icon_name (const char *str)
857	{	981	{
858	#ifndef SMART_WINDOW_TITLE	982	set_string_property (XA_WM_ICON_NAME, str);
859	XSetIconName (display->display, TermWin.parent[0], str);	983	#if ENABLE_EWMH
860	#else	984	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
861	char *name;
862
863	if (XGetIconName (display->display, TermWin.parent[0], &name))
864	name = NULL;
865	if (name == NULL || STRCMP (name, str))
866	XSetIconName (display->display, TermWin.parent[0], str);
867	if (name)
868	XFree (name);
869	#endif	985	#endif
870	}	986	}
871		987
872	#ifdef XTERM_COLOR_CHANGE	988	#ifdef XTERM_COLOR_CHANGE
873	void	989	void
…		…
881		997
882	/* handle color aliases */	998	/* handle color aliases */
883	if (isdigit (*color))	999	if (isdigit (*color))
884	{	1000	{
885	i = atoi (color);	1001	i = atoi (color);
		1002
886	if (i >= 8 && i <= 15)	1003	if (i >= 8 && i <= 15)
887	{ /* bright colors */	1004	{ /* bright colors */
888	i -= 8;	1005	i -= 8;
889	# ifndef NO_BRIGHTCOLOR	1006	# ifndef NO_BRIGHTCOLOR
890	PixColors[idx] = PixColors[minBrightCOLOR + i];	1007	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
891	SET_PIXCOLOR (idx);	1008	SET_PIXCOLOR (idx);
892	goto Done;	1009	goto done;
893	# endif	1010	# endif
894
895	}	1011	}
		1012
896	if (i >= 0 && i <= 7)	1013	if (i >= 0 && i <= 7)
897	{ /* normal colors */	1014	{ /* normal colors */
898	PixColors[idx] = PixColors[minCOLOR + i];	1015	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
899	SET_PIXCOLOR (idx);	1016	SET_PIXCOLOR (idx);
900	goto Done;	1017	goto done;
901	}	1018	}
902	}	1019	}
		1020
903	if (!rXParseAllocColor (& xcol, color))	1021	if (!rXParseAllocColor (&xcol, color))
904	return;	1022	return;
		1023
905	/* XStoreColor (display->display, XCMAP, XColor*); */	1024	/* XStoreColor (display->display, display->cmap, XColor*); */
906		1025
907	/*	1026	/*
908	* FIXME: should free colors here, but no idea how to do it so instead,	1027	* FIXME: should free colors here, but no idea how to do it so instead,
909	* so just keep gobbling up the colormap	1028	* so just keep gobbling up the colormap
910	*/	1029	*/
911	# if 0	1030	# if 0
912	for (i = Color_Black; i <= Color_White; i++)	1031	for (i = Color_Black; i <= Color_White; i++)
913	if (PixColors[idx] == PixColors[i])	1032	if (pix_colors[idx] == pix_colors[i])
914	break;	1033	break;
915	if (i > Color_White)	1034	if (i > Color_White)
916	{	1035	{
917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1036	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1037	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
919	DisplayPlanes (display->display, display->screen));	1038	DisplayPlanes (display->display, display->screen));
920	}	1039	}
921	# endif	1040	# endif
922		1041
923	PixColors[idx] = xcol;	1042	pix_colors_focused[idx] = xcol;
924	SET_PIXCOLOR (idx);	1043	SET_PIXCOLOR (idx);
925		1044
926	/* XSetWindowAttributes attr; */	1045	/* XSetWindowAttributes attr; */
927	/* Cursor cursor; */	1046	/* Cursor cursor; */
928	Done:	1047	done:
929	if (idx == Color_bg && ! (Options & Opt_transparent))
930	XSetWindowBackground (display->display, TermWin.vt,
931	PixColors[Color_bg]);
932		1048
		1049	#if OFF_FOCUS_FADING
		1050	if (rs[Rs_fade])
		1051	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1052	#endif
		1053
933	/* handle Color_BD, scrollbar background, etc. */	1054	/*TODO: handle Color_BD, scrollbar background, etc. */
934		1055
935	set_colorfgbg ();
936	recolour_cursor ();	1056	recolour_cursor ();
937	/* the only reasonable way to enforce a clean update */	1057	scr_recolour ();
938	scr_poweron ();
939	}	1058	}
940		1059
941	#else	1060	#else
942	# define set_window_color (idx,color) ((void)0)	1061	# define set_window_color (idx,color) ((void)0)
943	#endif /* XTERM_COLOR_CHANGE */	1062	#endif /* XTERM_COLOR_CHANGE */
944		1063
945	void	1064	void
946	rxvt_term::recolour_cursor ()	1065	rxvt_term::recolour_cursor ()
947	{	1066	{
948	#if TODO
949	rxvt_color xcol[2];	1067	XColor xcol[2];
950		1068
951	xcol[0] = PixColors[Color_pointer];	1069	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
952	xcol[1] = PixColors[Color_bg];	1070	? pix_colors_focused[Color_pointer_fg]
		1071	: pix_colors_focused[Color_fg];
		1072	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1073	? pix_colors_focused[Color_pointer_bg]
		1074	: pix_colors_focused[Color_bg];
		1075
953	XQueryColors (display->display, XCMAP, xcol, 2);	1076	XQueryColors (display->display, display->cmap, xcol, 2);
954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1077	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
955	#endif
956	}	1078	}
957		1079
958	/*----------------------------------------------------------------------*/	1080	/*----------------------------------------------------------------------*/
959	/*	1081	/*
960	* find if fg/bg matches any of the normal (low-intensity) colors	1082	* find if fg/bg matches any of the normal (low-intensity) colors
961	*/	1083	*/
962	void	1084	void
963	rxvt_term::set_colorfgbg ()	1085	rxvt_term::set_colorfgbg ()
964	{	1086	{
965	unsigned int i;	1087	unsigned int i;
966	const char *xpmb = "\0";	1088	const char *xpmb = "\0";
967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1089	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
968		1090
969	env_colorfgbg =
970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1091	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
971	STRCPY (fstr, "default");	1092	strcpy (fstr, "default");
972	STRCPY (bstr, "default");	1093	strcpy (bstr, "default");
973	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
974	if (PixColors[Color_fg] == PixColors[i])	1095	if (pix_colors[Color_fg] == pix_colors[i])
975	{	1096	{
976	sprintf (fstr, "%d", (i - Color_Black));	1097	sprintf (fstr, "%d", (i - Color_Black));
977	break;	1098	break;
978	}	1099	}
		1100
979	for (i = Color_Black; i <= Color_White; i++)	1101	for (i = Color_Black; i <= Color_White; i++)
980	if (PixColors[Color_bg] == PixColors[i])	1102	if (pix_colors[Color_bg] == pix_colors[i])
981	{	1103	{
982	sprintf (bstr, "%d", (i - Color_Black));	1104	sprintf (bstr, "%d", (i - Color_Black));
983	#ifdef XPM_BACKGROUND	1105	#ifdef XPM_BACKGROUND
984	xpmb = "default;";	1106	xpmb = "default;";
985	#endif	1107	#endif
986	break;	1108	break;
987	}	1109	}
988		1110
989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1111	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
990
991	#ifndef NO_BRIGHTCOLOR
992	colorfgbg = DEFAULT_RSTYLE;
993	for (i = minCOLOR; i <= maxCOLOR; i++)
994	{
995	if (PixColors[Color_fg] == PixColors[i])
996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
997	if (PixColors[Color_bg] == PixColors[i])
998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
999	}
1000	#endif
1001	}	1112	}
1002		1113
1003	/*----------------------------------------------------------------------*/	1114	/*----------------------------------------------------------------------*/
1004	/*
1005	* Colour determination for low colour displays, routine from
1006	* Hans de Goede <hans@highrise.nl>
1007	*/
1008		1115
1009	int	1116	int
1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1117	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1011	{	1118	{
1012	if (!screen_in_out->set (display, colour))	1119	if (!screen_in_out->set (display, colour))
1013	{	1120	{
1014	rxvt_print_error ("can't allocate colour: %s", colour);	1121	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1015	return false;	1122	return false;
1016	}	1123	}
1017		1124
1018	return true;	1125	return true;
1019	}	1126	}
1020		1127
1021	/* -------------------------------------------------------------------- *	1128	/* -------------------------------------------------------------------- *
1022	* - WINDOW RESIZING - *	1129	* - WINDOW RESIZING - *
1023	* -------------------------------------------------------------------- */	1130	* -------------------------------------------------------------------- */
1024	void	1131	void
1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1132	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1026	{	1133	{
1027	int fix_screen;	1134	int fix_screen;
1028
1029	#ifdef SMART_RESIZE
1030	int old_width = szHint.width, old_height = szHint.height;	1135	int old_width = szHint.width, old_height = szHint.height;
1031	#endif	1136	dDisp;
1032		1137
1033	window_calc (width, height);	1138	window_calc (newwidth, newheight);
1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1139	XSetWMNormalHints (disp, parent[0], &szHint);
		1140
1035	if (!ignoreparent)	1141	if (!ignoreparent)
1036	{	1142	{
1037	#ifdef SMART_RESIZE	1143	#ifdef SMART_RESIZE
1038	/*	1144	/*
1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1145	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1042	int x, y, x1, y1;	1148	int x, y, x1, y1;
1043	int dx, dy;	1149	int dx, dy;
1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1150	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1045	Window unused_cr;	1151	Window unused_cr;
1046		1152
1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1153	XTranslateCoordinates (disp, parent[0], display->root,
1048	0, 0, &x, &y, &unused_cr);	1154	0, 0, &x, &y, &unused_cr);
1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1155	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1156	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1051	/*	1157	/*
1052	* if display->root isn't the parent window, a WM will probably have offset	1158	* if display->root isn't the parent window, a WM will probably have offset
1053	* our position for handles and decorations. Counter it	1159	* our position for handles and decorations. Counter it
1054	*/	1160	*/
…		…
1056	{	1162	{
1057	x -= x1;	1163	x -= x1;
1058	y -= y1;	1164	y -= y1;
1059	}	1165	}
1060		1166
1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1167	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1168	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1063	dx = old_width - szHint.width;	1169	dx = old_width - szHint.width;
1064	dy = old_height - szHint.height;	1170	dy = old_height - szHint.height;
1065		1171
1066	/* Check position of the center of the window */	1172	/* Check position of the center of the window */
1067	if (x < x1) /* left half */	1173	if (x < x1) /* left half */
…		…
1071	if (y < y1) /* top half */	1177	if (y < y1) /* top half */
1072	dy = 0;	1178	dy = 0;
1073	else if (y == y1) /* exact center */	1179	else if (y == y1) /* exact center */
1074	dy /= 2;	1180	dy /= 2;
1075		1181
1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1182	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1077	szHint.width, szHint.height);	1183	szHint.width, szHint.height);
1078	#else	1184	#else
1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1185	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1080	szHint.height);
1081	#endif	1186	#endif
1082
1083	}	1187	}
1084		1188
1085	fix_screen = (TermWin.ncol != prev_ncol	1189	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1086	|| TermWin.nrow != prev_nrow);
1087		1190
1088	if (fix_screen || width != old_width || height != old_height)	1191	if (fix_screen || newwidth != old_width || newheight != old_height)
1089	{	1192	{
1090	if (scrollbar_visible ())	1193	if (scrollbar_visible ())
1091	{	1194	{
1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1195	XMoveResizeWindow (disp, scrollBar.win,
		1196	window_sb_x, 0,
1093	0, scrollbar_TotalWidth (), szHint.height);	1197	scrollbar_TotalWidth (), szHint.height);
1094	resize_scrollbar ();	1198	resize_scrollbar ();
1095	}	1199	}
1096		1200
1097	if (menubar_visible ())	1201	if (menubar_visible ())
1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1202	XMoveResizeWindow (disp, menuBar.win,
		1203	window_vt_x, 0,
1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1204	TermWin_TotalWidth (), menuBar_TotalHeight ());
1100		1205
1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1206	XMoveResizeWindow (disp, vt,
1102	window_vt_y, TermWin_TotalWidth (),	1207	window_vt_x, window_vt_y,
1103	TermWin_TotalHeight ());	1208	TermWin_TotalWidth (), TermWin_TotalHeight ());
1104	scr_clear (height != old_height);	1209
		1210	scr_clear ();
1105	#ifdef XPM_BACKGROUND	1211	#ifdef XPM_BACKGROUND
1106	resize_pixmap ();	1212	resize_pixmap ();
1107	#endif	1213	#endif
1108
1109	}	1214	}
1110		1215
1111	if (fix_screen || old_height == 0)	1216	if (fix_screen || old_height == 0)
1112	{	1217	{
1113	int curr_screen = -1;	1218	int curr_screen = -1;
1114	int old_ncol = prev_ncol;	1219	int old_ncol = prev_ncol;
1115		1220
1116	/* scr_reset only works on the primary screen */	1221	/* scr_reset only works on the primary screen */
1117	if (old_height) /* this is not the first time through */	1222	if (old_height) /* this is not the first time through */
1118	{	1223	{
1119	unsigned int ncol = TermWin.ncol;	1224	unsigned int ocol = ncol;
1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1225	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1121	curr_screen = scr_change_screen (PRIMARY);	1226	curr_screen = scr_change_screen (PRIMARY);
1122	TermWin.ncol = ncol;	1227	ncol = ocol;
1123	}	1228	}
1124		1229
1125	scr_reset ();	1230	scr_reset ();
1126		1231
1127	if (curr_screen >= 0) /* this is not the first time through */	1232	if (curr_screen >= 0) /* this is not the first time through */
1128	{	1233	{
1129	scr_change_screen (curr_screen);	1234	scr_change_screen (curr_screen);
1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1235	selection_check (old_ncol != ncol ? 4 : 0);
1131	}	1236	}
1132	}	1237	}
1133		1238
1134	old_width = szHint.width;	1239	old_width = szHint.width;
1135	old_height = szHint.height;	1240	old_height = szHint.height;
		1241
		1242	#ifdef XPM_BACKGROUND
		1243	if (pixmap)
		1244	scr_touch (false);
		1245	#endif
1136		1246
1137	#ifdef USE_XIM	1247	#ifdef USE_XIM
1138	IMSetStatusPosition ();	1248	IMSetStatusPosition ();
1139	#endif	1249	#endif
1140	}	1250	}
…		…
1142	/*	1252	/*
1143	* Set the width/height of the vt window in characters. Units are pixels.	1253	* Set the width/height of the vt window in characters. Units are pixels.
1144	* good for toggling 80/132 columns	1254	* good for toggling 80/132 columns
1145	*/	1255	*/
1146	void	1256	void
1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1257	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1148	{	1258	{
1149	XWindowAttributes wattr;	1259	XWindowAttributes wattr;
1150		1260
1151	if (width == 0 || height == 0)	1261	if (newwidth == 0 || newheight == 0)
1152	{	1262	{
1153	XGetWindowAttributes (display->display, display->root, &wattr);	1263	XGetWindowAttributes (display->display, display->root, &wattr);
		1264
1154	if (width == 0)	1265	if (newwidth == 0)
1155	width = wattr.width - szHint.base_width;	1266	newwidth = wattr.width - szHint.base_width;
1156	if (height == 0)	1267	if (newheight == 0)
1157	height = wattr.height - szHint.base_height;	1268	newheight = wattr.height - szHint.base_height;
1158	}
1159	if (width != TermWin.width || height != TermWin.height)
1160	{	1269	}
		1270
		1271	if (newwidth != width || newheight != height)
		1272	{
1161	width += szHint.base_width;	1273	newwidth += szHint.base_width;
1162	height += szHint.base_height;	1274	newheight += szHint.base_height;
1163	resize_all_windows (width, height, 0);	1275	resize_all_windows (newwidth, newheight, 0);
1164	}	1276	}
1165	}	1277	}
1166		1278
1167	/* -------------------------------------------------------------------- *	1279	/* -------------------------------------------------------------------- *
1168	* - X INPUT METHOD ROUTINES - *	1280	* - X INPUT METHOD ROUTINES - *
1169	* -------------------------------------------------------------------- */	1281	* -------------------------------------------------------------------- */
1170	#ifdef USE_XIM	1282	#ifdef USE_XIM
1171		1283
1172	void	1284	void
		1285	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1286	{
		1287	fg = pix_colors[Color_fg];
		1288	bg = pix_colors[Color_bg];
		1289	}
		1290
		1291	void
1173	rxvt_term::im_set_size (XRectangle *size)	1292	rxvt_term::im_set_size (XRectangle &size)
1174	{	1293	{
1175	size->x = TermWin.int_bwidth;	1294	// the int_bwidth terms make no sense to me
1176	size->y = TermWin.int_bwidth;	1295	size.x = int_bwidth;
1177	size->width = Width2Pixel (TermWin.ncol);	1296	size.y = int_bwidth;
1178	size->height = Height2Pixel (TermWin.nrow);	1297	size.width = Width2Pixel (ncol) + int_bwidth;
		1298	size.height = Height2Pixel (nrow) + int_bwidth;
1179	}	1299	}
1180		1300
1181	void	1301	void
1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1302	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1303	XRectangle &status_rect,
		1304	const XRectangle &needed_rect)
1183	{	1305	{
1184	*fg = PixColors[Color_fg];	1306	preedit_rect.x = needed_rect.width;
1185	*bg = PixColors[Color_bg];	1307	preedit_rect.y = 0;
		1308	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1309	preedit_rect.height = fheight;
		1310
		1311	status_rect.x = 0;
		1312	status_rect.y = 0;
		1313	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1314	status_rect.height = fheight;
1186	}	1315	}
1187		1316
1188	/* Checking whether input method is running. */	1317	/* Checking whether input method is running. */
1189	bool	1318	bool
1190	rxvt_term::IMisRunning ()	1319	rxvt_term::IMisRunning ()
1191	{	1320	{
1192	char *p;	1321	char *p;
1193	Atom atom;	1322	Atom atom;
1194	Window win;	1323	Window win;
1195	char server[IMBUFSIZ];	1324	char server[IMBUFSIZ];
1196		1325
1197	/* get current locale modifier */	1326	/* get current locale modifier */
1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1327	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199	{	1328	{
1200	STRCPY (server, "@server=");	1329	strcpy (server, "@server=");
1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1330	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1331
1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1332	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1203	*p = '\0';	1333	*p = '\0';
1204		1334
1205	atom = XInternAtom (display->display, server, False);	1335	atom = XInternAtom (display->display, server, False);
1206	win = XGetSelectionOwner (display->display, atom);	1336	win = XGetSelectionOwner (display->display, atom);
		1337
1207	if (win != None)	1338	if (win != None)
1208	return True;	1339	return True;
1209	}	1340	}
		1341
1210	return False;	1342	return False;
1211	}	1343	}
1212		1344
1213	void	1345	void
1214	rxvt_term::IMSendSpot ()	1346	rxvt_term::IMSendSpot ()
1215	{	1347	{
1216	XPoint spot;	1348	XPoint nspot;
1217	XVaNestedList preedit_attr;	1349	XVaNestedList preedit_attr;
1218		1350
1219	if (Input_Context == NULL	1351	if (!Input_Context
		1352	|| !focus
1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1353	|| !(input_style & XIMPreeditPosition))
1221	|| ! (event_type == KeyPress
1222	|| event_type == Expose
1223	|| event_type == NoExpose
1224	|| event_type == SelectionNotify
1225	|| event_type == ButtonRelease || event_type == FocusIn)
1226	|| !IMisRunning ())
1227	return;	1354	return;
1228		1355
1229	im_set_position (&spot);	1356	im_set_position (nspot);
		1357
		1358	if (nspot.x == spot.x && nspot.y == spot.y)
		1359	return;
		1360
		1361	spot = nspot;
1230		1362
1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1363	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1364	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1233	XFree (preedit_attr);	1365	XFree (preedit_attr);
1234	}	1366	}
1235		1367
1236	void	1368	void
1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1238	XRectangle * needed_rect)
1239	{
1240	int mbh, vtx = 0;
1241
1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1243	vtx = scrollbar_TotalWidth ();
1244
1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1246	mbh -= TermWin.lineSpace;
1247
1248	preedit_rect->x = needed_rect->width + vtx;
1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1250
1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1252	preedit_rect->height = Height2Pixel (1);
1253
1254	status_rect->x = vtx;
1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1256
1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1258	status_rect->height = Height2Pixel (1);
1259	}
1260
1261	void
1262	rxvt_term::im_destroy ()	1369	rxvt_term::im_destroy ()
1263	{	1370	{
1264	if (Input_Context)
1265	{
1266	XDestroyIC (Input_Context);
1267	Input_Context = NULL;
1268	}
1269
1270	if (input_method)	1371	if (input_method)
1271	{	1372	{
		1373	if (Input_Context && input_method->xim)
		1374	XDestroyIC (Input_Context);
		1375
1272	display->put_xim (input_method);	1376	display->put_xim (input_method);
1273	input_method = 0;	1377	input_method = 0;
1274	}	1378	}
		1379
		1380	Input_Context = 0;
1275	}	1381	}
1276		1382
1277	/*	1383	/*
1278	* Try to open a XIM with the current modifiers, then see if we can	1384	* Try to open a XIM with the current modifiers, then see if we can
1279	* open a suitable preedit type	1385	* open a suitable preedit type
1280	*/	1386	*/
1281	bool	1387	bool
1282	rxvt_term::IM_get_IC (const char *modifiers)	1388	rxvt_term::IM_get_IC (const char *modifiers)
1283	{	1389	{
1284	int i, j, found;	1390	int i, j, found;
1285	XIM xim;	1391	XIM xim;
1286	XPoint spot;	1392	XPoint spot;
1287	XRectangle rect, status_rect, needed_rect;	1393	XRectangle rect, status_rect, needed_rect;
1288	unsigned long fg, bg;	1394	unsigned long fg, bg;
1289	const char *p;	1395	const char *p;
1290	char **s;	1396	char **s;
1291	XIMStyles *xim_styles;	1397	XIMStyles *xim_styles;
1292	XVaNestedList preedit_attr, status_attr;
1293		1398
1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1399	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1295	return false;	1400	return false;
1296		1401
1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1402	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1298	input_method = display->get_xim (locale, modifiers);	1403	input_method = display->get_xim (locale, modifiers);
1299	if (input_method == NULL)	1404	if (input_method == NULL)
1300	return false;	1405	return false;
1301		1406
1302	xim = input_method->xim;	1407	xim = input_method->xim;
		1408	spot.x = spot.y = -1;
1303		1409
1304	xim_styles = NULL;	1410	xim_styles = NULL;
1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1411	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1306	|| !xim_styles || !xim_styles->count_styles)	1412	|| !xim_styles || !xim_styles->count_styles)
1307	{	1413	{
1308	display->put_xim (input_method);	1414	im_destroy ();
1309	return false;	1415	return false;
1310	}	1416	}
1311		1417
1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1418	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1419
		1420	for (int pi = 0; pi < 2; pi++)
		1421	{
		1422	p = pet[pi];
		1423
		1424	if (!p)
		1425	continue;
		1426
1313	s = rxvt_splitcommastring (p);	1427	s = rxvt_splitcommastring (p);
		1428
1314	for (i = found = 0; !found && s[i]; i++)	1429	for (i = found = 0; !found && s[i]; i++)
1315	{	1430	{
1316	if (!STRCMP (s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1317	input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = (XIMPreeditPosition | XIMStatusNothing);
1318	else if (!STRCMP (s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1319	input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = (XIMPreeditArea | XIMStatusArea);
1320	else if (!STRCMP (s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1321	input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1437	else if (!strcmp (s[i], "None"))
		1438	input_style = (XIMPreeditNone | XIMStatusNone);
1322		1439
1323	for (j = 0; j < xim_styles->count_styles; j++)	1440	for (j = 0; j < xim_styles->count_styles; j++)
1324	if (input_style == xim_styles->supported_styles[j])	1441	if (input_style == xim_styles->supported_styles[j])
1325	{	1442	{
		1443	rxvt_freecommastring (s);
		1444
1326	found = 1;	1445	found = 1;
1327	break;	1446	goto foundpet;
		1447	}
		1448
1328	}	1449	}
1329	}
1330		1450
1331	for (i = 0; s[i]; i++)	1451	rxvt_freecommastring (s);
1332	free (s[i]);	1452	}
1333		1453
1334	free (s);	1454	foundpet:
		1455
1335	XFree (xim_styles);	1456	XFree (xim_styles);
1336		1457
1337	if (!found)	1458	if (!found)
1338	{	1459	{
1339	display->put_xim (input_method);	1460	im_destroy ();
1340	return false;	1461	return false;
1341	}	1462	}
1342		1463
1343	preedit_attr = status_attr = NULL;	1464	XFontSet fs = 0;
		1465	XVaNestedList preedit_attr = 0, status_attr = 0;
		1466
		1467	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1468	{
		1469	// fake us a font-set, please
		1470	char **missing_charset_list;
		1471	int missing_charset_count;
		1472	char *def_string;
		1473	char pat[512];
		1474
		1475	sprintf (pat,
		1476	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1477	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1481	"*",
		1482	fheight,
		1483	fheight + 1, fheight - 1,
		1484	fheight - 2, fheight + 2);
		1485
		1486	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1487	&missing_charset_list, &missing_charset_count, &def_string);
		1488
		1489	if (missing_charset_list)
		1490	XFreeStringList (missing_charset_list);
		1491
		1492	if (!fs)
		1493	{
		1494	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1495	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1496	}
		1497	}
1344		1498
1345	if (input_style & XIMPreeditPosition)	1499	if (input_style & XIMPreeditPosition)
1346	{	1500	{
1347	im_set_size (&rect);	1501	im_set_size (rect);
1348	im_set_position (&spot);	1502	im_set_position (spot);
1349	im_set_color (&fg, &bg);	1503	im_set_color (fg, bg);
1350		1504
1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1505	preedit_attr = XVaCreateNestedList (0,
		1506	XNForeground, fg,
		1507	XNBackground, bg,
		1508	XNArea, &rect,
1352	XNSpotLocation, &spot,	1509	XNSpotLocation, &spot,
1353	XNForeground, fg, XNBackground, bg,
1354	//XNFontSet, TermWin.fontset,	1510	XNFontSet, fs,
1355	NULL);	1511	NULL);
1356	}	1512	}
1357	else if (input_style & XIMPreeditArea)	1513	else if (input_style & XIMPreeditArea)
1358	{	1514	{
1359	im_set_color (&fg, &bg);	1515	im_set_color (fg, bg);
1360		1516
1361	/*	1517	/*
1362	* The necessary width of preedit area is unknown	1518	* The necessary width of preedit area is unknown
1363	* until create input context.	1519	* until create input context.
1364	*/	1520	*/
1365	needed_rect.width = 0;	1521	needed_rect.width = 0;
1366
1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1522	im_set_preedit_area (rect, status_rect, needed_rect);
1368		1523
1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
1370	XNForeground, fg, XNBackground, bg,	1526	XNBackground, bg,
		1527	XNArea, &rect,
		1528	XNFontSet, fs,
		1529	NULL);
		1530	status_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &status_rect,
1371	//XNFontSet, TermWin.fontset,	1534	XNFontSet, fs,
1372	NULL);	1535	NULL);
1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1374	XNForeground, fg, XNBackground, bg,
1375	//XNFontSet, TermWin.fontset,
1376	NULL);
1377	}	1536	}
1378		1537
1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1538	Input_Context = XCreateIC (xim,
		1539	XNInputStyle, input_style,
1380	XNClientWindow, TermWin.parent[0],	1540	XNClientWindow, vt,
1381	XNFocusWindow, TermWin.parent[0],	1541	XNFocusWindow, parent[0],
1382	preedit_attr ? XNPreeditAttributes : NULL,	1542	preedit_attr ? XNPreeditAttributes : NULL,
1383	preedit_attr,	1543	preedit_attr,
1384	status_attr ? XNStatusAttributes : NULL,	1544	status_attr ? XNStatusAttributes : NULL,
1385	status_attr, NULL);	1545	status_attr, NULL);
		1546
1386	if (preedit_attr) XFree (preedit_attr);	1547	if (preedit_attr) XFree (preedit_attr);
1387	if (status_attr) XFree (status_attr);	1548	if (status_attr) XFree (status_attr);
		1549	if (fs) XFreeFontSet (display->display, fs);
1388		1550
1389	if (Input_Context == NULL)	1551	if (Input_Context == NULL)
1390	{	1552	{
1391	rxvt_print_error ("failed to create input context");	1553	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1392	display->put_xim (input_method);	1554	im_destroy ();
1393	return false;	1555	return false;
1394	}	1556	}
1395		1557
1396	if (input_style & XIMPreeditArea)	1558	if (input_style & XIMPreeditArea)
1397	IMSetStatusPosition ();	1559	IMSetStatusPosition ();
…		…
1401	}	1563	}
1402		1564
1403	void	1565	void
1404	rxvt_term::im_cb ()	1566	rxvt_term::im_cb ()
1405	{	1567	{
1406	int i, found, had_im;	1568	int i;
1407	const char *p;	1569	const char *p;
1408	char **s;	1570	char **s;
1409	char buf[IMBUFSIZ];	1571	char buf[IMBUFSIZ];
1410		1572
		1573	SET_R (this);
		1574
1411	im_destroy ();	1575	im_destroy ();
1412		1576
1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1577	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1414	if (Input_Context)	1578	if (Input_Context)
1415	return;	1579	return;
…		…
1423	if (p && *p)	1587	if (p && *p)
1424	{	1588	{
1425	bool found = false;	1589	bool found = false;
1426		1590
1427	s = rxvt_splitcommastring (p);	1591	s = rxvt_splitcommastring (p);
		1592
1428	for (i = 0; s[i]; i++)	1593	for (i = 0; s[i]; i++)
1429	{	1594	{
1430	if (*s[i])	1595	if (*s[i])
1431	{	1596	{
1432	STRCPY (buf, "@im=");	1597	strcpy (buf, "@im=");
1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1598	strncat (buf, s[i], IMBUFSIZ - 5);
1434	if (IM_get_IC (buf))	1599	if (IM_get_IC (buf))
1435	{	1600	{
1436	found = true;	1601	found = true;
1437	break;	1602	break;
1438	}	1603	}
1439	}	1604	}
1440	}	1605	}
1441	for (i = 0; s[i]; i++)	1606
1442	free (s[i]);	1607	rxvt_freecommastring (s);
1443	free (s);
1444		1608
1445	if (found)	1609	if (found)
1446	goto done;	1610	goto done;
1447	}	1611	}
1448		1612
…		…
1462	}	1626	}
1463		1627
1464	void	1628	void
1465	rxvt_term::IMSetStatusPosition ()	1629	rxvt_term::IMSetStatusPosition ()
1466	{	1630	{
1467	XRectangle preedit_rect, status_rect, *needed_rect;	1631	XRectangle preedit_rect, status_rect, *needed_rect;
1468	XVaNestedList preedit_attr, status_attr;	1632	XVaNestedList preedit_attr, status_attr;
1469		1633
1470	if (Input_Context == NULL	1634	if (!Input_Context
		1635	|| !focus
1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1636	|| !(input_style & XIMPreeditArea)
1472	|| !IMisRunning ())	1637	|| !IMisRunning ())
1473	return;	1638	return;
1474		1639
1475	/* Getting the necessary width of preedit area */	1640	/* Getting the necessary width of preedit area */
1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1642	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1478	XFree (status_attr);	1643	XFree (status_attr);
1479		1644
1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1645	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1646	XFree (needed_rect);
1481		1647
1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1648	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1484		1650
1485	XSetICValues (Input_Context,	1651	XSetICValues (Input_Context,
1486	XNPreeditAttributes, preedit_attr,	1652	XNPreeditAttributes, preedit_attr,
1487	XNStatusAttributes, status_attr, NULL);	1653	XNStatusAttributes, status_attr, NULL);
1488		1654
1489	XFree (preedit_attr);	1655	XFree (preedit_attr);
1490	XFree (status_attr);	1656	XFree (status_attr);
1491	}	1657	}
1492	#endif /* USE_XIM */	1658	#endif /* USE_XIM */

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