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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.60 by pcg, Sun Mar 28 02:07:08 2004 UTC vs.
Revision 1.163 by root, Fri Jan 6 02:11:15 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
…		…
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;
		64	}
		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
		73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
59	}	77	}
60		78
61	#if ENABLE_COMBINING	79	#if ENABLE_COMBINING
62	class rxvt_composite_vec rxvt_composite;	80	class rxvt_composite_vec rxvt_composite;
63		81
…		…
120	return len;	138	return len;
121		139
122	}	140	}
123	#endif	141	#endif
124		142
125	void *
126	rxvt_term::operator new (size_t s)
127	{
128	void *p = malloc (s);
129
130	MEMSET (p, 0, s);
131	return p;
132	}
133
134	void
135	rxvt_term::operator delete (void *p, size_t s)
136	{
137	free (p);
138	}
139
140	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
141	:	144	:
		145	#if TRANSPARENT
142	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 MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
143	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
144	vt_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev (this, &rxvt_term::x_cb),
147	#endif
148	#ifdef MENUBAR
149	menubar_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	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),
159	#endif
160	#ifdef USE_XIM
161	im_ev (this, &rxvt_term::im_cb),
162	#endif
163	check_ev (this, &rxvt_term::check_cb),	177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
164	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
165	pty_ev (this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
166	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
167	{	182	{
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
169	}
170		184
171	rxvt_term::~rxvt_term ()	185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
172	{	198	{
173	if (cmd_fd >= 0)	199	if (cmd_pid)
174	close (cmd_fd);	200	kill (-cmd_pid, SIGHUP);
175		201
176	#ifndef NO_SETOWNER_TTYDEV
177	privileged_ttydev (RESTORE);
178	#endif
179	#ifdef UTMP_SUPPORT	202	#ifdef UTMP_SUPPORT
180	privileged_utmp (RESTORE);	203	privileged_utmp (RESTORE);
181	#endif	204	#endif
182		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
183	delete TermWin.fontset;	222	delete fontset[0];
184		223
185	if (display)	224	if (display)
186	{	225	{
		226	dDisp;
		227
187	selection_clear ();	228	selection_clear ();
188		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
189	#ifdef MENUBAR	233	#ifdef MENUBAR
190	if (menubarGC) XFreeGC (display->display, menubarGC);	234	if (menubarGC) XFreeGC (disp, menubarGC);
191	#endif	235	#endif
192	#ifdef XTERM_SCROLLBAR	236	#ifdef XTERM_SCROLLBAR
193	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
194	if (ShadowGC) XFreeGC (display->display, ShadowGC);	238	if (ShadowGC) XFreeGC (disp, ShadowGC);
195	#endif	239	#endif
196	#ifdef PLAIN_SCROLLBAR	240	#ifdef PLAIN_SCROLLBAR
197	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
198	#endif	242	#endif
199	#ifdef NEXT_SCROLLBAR	243	#ifdef NEXT_SCROLLBAR
200	if (blackGC) XFreeGC (display->display, blackGC);	244	if (blackGC) XFreeGC (disp, blackGC);
201	if (whiteGC) XFreeGC (display->display, whiteGC);	245	if (whiteGC) XFreeGC (disp, whiteGC);
202	if (grayGC) XFreeGC (display->display, grayGC);	246	if (grayGC) XFreeGC (disp, grayGC);
203	if (darkGC) XFreeGC (display->display, darkGC);	247	if (darkGC) XFreeGC (disp, darkGC);
204	if (stippleGC) XFreeGC (display->display, stippleGC);	248	if (stippleGC) XFreeGC (disp, stippleGC);
205	if (dimple) XFreePixmap (display->display, dimple);	249	if (dimple) XFreePixmap (disp, dimple);
206	if (upArrow) XFreePixmap (display->display, upArrow);	250	if (upArrow) XFreePixmap (disp, upArrow);
207	if (downArrow) XFreePixmap (display->display, downArrow);	251	if (downArrow) XFreePixmap (disp, downArrow);
208	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
209	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
210	#endif	254	#endif
211	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
212	if (topShadowGC) XFreeGC (display->display, topShadowGC);	256	if (topShadowGC) XFreeGC (disp, topShadowGC);
213	if (botShadowGC) XFreeGC (display->display, botShadowGC);	257	if (botShadowGC) XFreeGC (disp, botShadowGC);
214	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
215	#endif	259	#endif
216	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	260	if (gc) XFreeGC (disp, gc);
217		261
218	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
219	delete menuBar.drawable;	263	delete menuBar.drawable;
220	//if (menuBar.win)	264	//if (menuBar.win)
221	// XDestroyWindow (display->display, menuBar.win);	265	// XDestroyWindow (disp, menuBar.win);
222	#endif	266	#endif
223	delete TermWin.drawable;	267	delete drawable;
224	// destroy all windows	268	// destroy all windows
225	if (TermWin.parent[0])	269	if (parent[0])
226	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
227	}	271	}
228		272
229	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
230		274
231	delete PixColors;	275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
232		279
233	displays.put (display);	280	displays.put (display);
234		281
235	scr_release ();	282	scr_release ();
236		283
237	/* clear all resources */	284	/* clear all resources */
238	for (int i = 0; i < allocated.size (); i++)	285	for (int i = 0; i < allocated.size (); i++)
239	free (allocated[i]);	286	free (allocated [i]);
240		287
241	free (selection.text);	288	free (selection.text);
242	// TODO: manage env vars in child only(!)	289	// TODO: manage env vars in child only(!)
243	free (env_windowid);	290	free (env_windowid);
244	free (env_display);	291	free (env_display);
245	free (env_term);	292	free (env_term);
246	free (env_colorfgbg);	293	free (env_colorfgbg);
247	free (locale);	294	free (locale);
248	#if 0	295	free (v_buffer);
249	free (codeset);	296	free (incr_buf);
250	#endif
251		297
252	delete envv;	298	delete envv;
253	delete argv;	299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
254	}	313	}
255		314
256	void	315	void
257	rxvt_term::destroy ()	316	rxvt_term::destroy ()
258	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
259	if (display)	325	if (display)
260	{	326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	#if HAVE_SCROLLBARS
		331	scrollbar_ev.stop (display);
		332	#endif
		333	#if MENUBAR
		334	menubar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
261	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
262	termwin_ev.stop (display);	340	termwin_ev.stop (display);
263	vt_ev.stop (display);	341	vt_ev.stop (display);
264	#ifdef USE_XIM
265	im_destroy ();
266	im_ev.stop (display);
267	#endif
268	#ifdef HAVE_SCROLLBARS
269	scrollbar_ev.stop (display);
270	#endif
271	#ifdef MENUBAR
272	menubar_ev.stop (display);
273	#endif
274	}	342	}
275		343
276	check_ev.stop ();	344	check_ev.stop ();
277	pty_ev.stop ();	345	pty_ev.stop ();
278	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
279	cursor_blink_ev.stop ();	347	cursor_blink_ev.stop ();
280	#endif	348	#endif
281	#ifdef TEXT_BLINK	349	#ifdef TEXT_BLINK
282	text_blink_ev.stop ();	350	text_blink_ev.stop ();
283	#endif	351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
		357	#endif
284	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
285	pointer_ev.stop ();	359	pointer_ev.stop ();
286	#endif	360	#endif
287		361
288	destroy_ev.start (0);	362	destroy_ev.start (0);
…		…
295		369
296	delete this;	370	delete this;
297	}	371	}
298		372
299	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
300	/* rxvt_init () */	374	/*
		375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		376	* TODO: if debugging, this should free up any known resources if we can
		377	*/
		378	static XErrorHandler old_xerror_handler;
		379
		380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		408	}
		409	if ((event->error_code == BadWindow) ||
		410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
		442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_FRILLS
		446	print_x_error (display, event);
		447	#else
		448	old_xerror_handler (display, event);
		449	#endif
		450	}
		451
		452	return 0;
		453	}
		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
301	bool	465	bool
302	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
303	{	467	{
304	SET_R (this);	468	SET_R (this);
305		469
		470	set_locale ("");
		471
306	if (!init_vars ())	472	if (!init_vars ())
307	return false;	473	return false;
308		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		495	{
		496	rxvt_perl.init ();
		497	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		498	}
		499	#endif
		500
		501	create_windows (argc, argv);
		502
		503	dDisp;
		504
		505	init_xlocale ();
		506
		507	scr_reset (); /* initialize screen */
		508
		509	#if 0
		510	XSynchronize (disp, True);
		511	#endif
		512
		513	#ifdef HAVE_SCROLLBARS
		514	if (OPTION (Opt_scrollBar))
		515	resize_scrollbar (); /* create and map scrollbar */
		516	#endif
		517	#if (MENUBAR_MAX)
		518	if (menubar_visible ())
		519	XMapWindow (disp, menuBar.win);
		520	#endif
		521	#ifdef TRANSPARENT
		522	if (OPTION (Opt_transparent))
		523	{
		524	XSelectInput (disp, display->root, PropertyChangeMask);
		525	check_our_parents ();
		526	rootwin_ev.start (display, display->root);
		527	}
		528	#endif
		529
		530	XMapWindow (disp, vt);
		531	XMapWindow (disp, parent[0]);
		532
		533	set_colorfgbg ();
		534
		535	init_command (cmd_argv);
		536
		537	free (cmd_argv);
		538
		539	if (pty.pty >= 0)
		540	pty_ev.start (pty.pty, EVENT_READ);
		541
		542	check_ev.start ();
		543
		544	HOOK_INVOKE ((this, HOOK_START, DT_END));
		545
		546	return true;
		547	}
		548
		549	static struct sig_handlers
		550	{
		551	sig_watcher sw_chld, sw_term, sw_int;
		552
		553	void sig_chld (sig_watcher &w)
		554	{
		555	// we are being called for every SIGCHLD, find the corresponding term
		556	int pid;
		557
		558	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		559	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		560	if (pid == (*t)->cmd_pid)
		561	{
		562	(*t)->child_exit ();
		563	break;
		564	}
		565	}
		566
		567	/*
		568	* Catch a fatal signal and tidy up before quitting
		569	*/
		570	void
		571	sig_term (sig_watcher &w)
		572	{
		573	#ifdef DEBUG_CMD
		574	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		575	#endif
		576	rxvt_emergency_cleanup ();
		577	signal (w.signum, SIG_DFL);
		578	kill (getpid (), w.signum);
		579	}
		580
		581	sig_handlers ()
		582	: sw_chld (this, &sig_handlers::sig_chld),
		583	sw_term (this, &sig_handlers::sig_term),
		584	sw_int (this, &sig_handlers::sig_term)
		585	{
		586	}
		587	} sig_handlers;
		588
		589	void
		590	rxvt_init ()
		591	{
309	/*	592	/*
310	* Save and then give up any super-user privileges	593	* Save and then give up any super-user privileges
311	* If we need privileges in any area then we must specifically request it.	594	* If we need privileges in any area then we must specifically request it.
312	* We should only need to be root in these cases:	595	* We should only need to be root in these cases:
313	* 1. write utmp entries on some systems	596	* 1. write utmp entries on some systems
314	* 2. chown tty on some systems	597	* 2. chown tty on some systems
315	*/	598	*/
316	privileges (SAVE);	599	rxvt_privileges (SAVE);
317	privileges (IGNORE);	600	rxvt_privileges (IGNORE);
318		601
319	init_secondary ();	602	signal (SIGHUP, SIG_IGN);
		603	signal (SIGPIPE, SIG_IGN);
320		604
321	const char **cmd_argv = init_resources (argc, argv);	605	sig_handlers.sw_chld.start (SIGCHLD);
322		606	sig_handlers.sw_term.start (SIGTERM);
323	set_locale ("");	607	sig_handlers.sw_int.start (SIGINT);
324
325	#if MENUBAR_MAX
326	menubar_read (rs[Rs_menu]);
327	#endif
328	#ifdef HAVE_SCROLLBARS
329	if (Options & Opt_scrollBar)
330	scrollBar.setIdle (); /* set existence for size calculations */
331	#endif
332
333	create_windows (argc, argv);
334
335	init_xlocale ();
336
337	scr_reset (); /* initialize screen */
338
339	#if 0
340	XSynchronize (display->display, True);
341	#endif
342
343	#ifdef HAVE_SCROLLBARS
344	if (Options & Opt_scrollBar)
345	resize_scrollbar (); /* create and map scrollbar */
346	#endif
347	#if (MENUBAR_MAX)
348	if (menubar_visible ())
349	XMapWindow (display->display, menuBar.win);
350	#endif
351	#ifdef TRANSPARENT
352	if (Options & Opt_transparent)
353	{
354	XSelectInput (display->display, display->root, PropertyChangeMask);
355	check_our_parents ();
356	}
357	#endif
358
359	rootwin_ev.start (display, display->root);
360
361	XMapWindow (display->display, TermWin.vt);
362	XMapWindow (display->display, TermWin.parent[0]);
363
364	init_command (cmd_argv);
365
366	pty_ev.start (cmd_fd, EVENT_READ);
367
368	check_ev.start ();
369
370	return true;
371	}
372
373	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
374
375	void
376	rxvt_init_signals ()
377	{
378	/* install exit handler for cleanup */
379	#if 0
380	#ifdef HAVE_ATEXIT
381	atexit (rxvt_clean_exit);
382	#else
383	#endif
384	#endif
385
386	struct sigaction sa;
387
388	sigfillset (&sa.sa_mask);
389	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
390	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
391	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
392	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
393	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
394	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
395	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
396		608
397	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	609	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
398	/* signal (SIGURG, SIG_DFL); */	610	/* signal (SIGURG, SIG_DFL); */
399		611
400	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	612	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		613	// TODO: handle this with exceptions and tolerate the memory loss
401	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	614	XSetIOErrorHandler (rxvt_xioerror_handler);
402	}
403
404	/* ------------------------------------------------------------------------- *
405	* SIGNAL HANDLING & EXIT HANDLER *
406	* ------------------------------------------------------------------------- */
407	/*
408	* Catch a SIGCHLD signal and exit if the direct child has died
409	*/
410	/* ARGSUSED */
411	/* EXTPROTO */
412	RETSIGTYPE
413	rxvt_Child_signal (int sig __attribute__ ((unused)))
414	{
415	int pid, save_errno = errno;
416	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
417	;
418	errno = save_errno;
419
420	#if 0
421	if (pid == cmd_pid)
422	exit (EXIT_SUCCESS);
423	#endif
424	}
425
426	/*
427	* Catch a fatal signal and tidy up before quitting
428	*/
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Exit_signal (int sig)
432	{
433	signal (sig, SIG_DFL);
434	#ifdef DEBUG_CMD
435	rxvt_warn ("caught signal %d, exiting.\n", sig);
436	#endif
437	rxvt_clean_exit ();
438	kill (getpid (), sig);
439	}
440
441	/* INTPROTO */
442	int
443	rxvt_xerror_handler (Display *display, XErrorEvent *event)
444	{
445	if (GET_R->allowedxerror == -1)
446	GET_R->allowedxerror = event->error_code;
447	else
448	{
449	old_xerror_handler (display, event);
450	GET_R->destroy ();
451	}
452
453	return 0;
454	}
455
456	/*----------------------------------------------------------------------*/
457	/*
458	* Exit gracefully, clearing the utmp entry and restoring tty attributes
459	* TODO: if debugging, this should free up any known resources if we can
460	*/
461	/* EXTPROTO */
462	void
463	rxvt_clean_exit ()
464	{
465	// TODO: rxvtd should clean up all ressources
466	if (GET_R)
467	GET_R->destroy ();
468	}	615	}
469		616
470	/* ------------------------------------------------------------------------- *	617	/* ------------------------------------------------------------------------- *
471	* MEMORY ALLOCATION WRAPPERS *	618	* MEMORY ALLOCATION WRAPPERS *
472	* ------------------------------------------------------------------------- */	619	* ------------------------------------------------------------------------- */
473	/* EXTPROTO */	620	void *
474	void *
475	rxvt_malloc (size_t size)	621	rxvt_malloc (size_t size)
476	{	622	{
477	void *p;
478
479	p = malloc (size);	623	void *p = malloc (size);
		624
480	if (p)	625	if (!p)
		626	rxvt_fatal ("memory allocation failure. aborting.\n");
		627
481	return p;	628	return p;
482
483	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
484	rxvt_clean_exit ();
485	exit (EXIT_FAILURE);
486	/* NOTREACHED */
487	}	629	}
488		630
489	/* EXTPROTO */	631	void *
490	void *
491	rxvt_calloc (size_t number, size_t size)	632	rxvt_calloc (size_t number, size_t size)
492	{	633	{
493	void *p;
494
495	p = calloc (number, size);	634	void *p = calloc (number, size);
		635
496	if (p)	636	if (!p)
		637	rxvt_fatal ("memory allocation failure. aborting.\n");
		638
497	return p;	639	return p;
498
499	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
500	rxvt_clean_exit ();
501	exit (EXIT_FAILURE);
502	/* NOTREACHED */
503	}	640	}
504		641
505	/* EXTPROTO */
506	void *	642	void *
507	rxvt_realloc (void *ptr, size_t size)	643	rxvt_realloc (void *ptr, size_t size)
508	{	644	{
509	void *p;
510
511	if (ptr)
512	p = realloc (ptr, size);	645	void *p = realloc (ptr, size);
513	else	646
514	p = malloc (size);
515	if (p)	647	if (!p)
		648	rxvt_fatal ("memory allocation failure. aborting.\n");
		649
516	return p;	650	return p;
517
518	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
519	rxvt_clean_exit ();
520	exit (EXIT_FAILURE);
521	/* NOTREACHED */
522	}	651	}
523		652
524	/* ------------------------------------------------------------------------- *	653	/* ------------------------------------------------------------------------- *
525	* PRIVILEGED OPERATIONS *	654	* PRIVILEGED OPERATIONS *
526	* ------------------------------------------------------------------------- */	655	* ------------------------------------------------------------------------- */
527	/* take care of suid/sgid super-user (root) privileges */	656	/* take care of suid/sgid super-user (root) privileges */
528	void	657	void
529	rxvt_term::privileges (int mode)	658	rxvt_privileges (rxvt_privaction action)
530	{	659	{
		660	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		661	static uid_t euid;
		662	static gid_t egid;
		663	#endif
		664
531	#if ! defined(__CYGWIN32__)	665	#if ! defined(__CYGWIN32__)
532	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	666	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
533	/* setreuid () is the poor man's setuid (), seteuid () */	667	/* setreuid () is the poor man's setuid (), seteuid () */
534	# define seteuid(a) setreuid(-1, (a))	668	# define seteuid(a) setreuid(-1, (a))
535	# define setegid(a) setregid(-1, (a))	669	# define setegid(a) setregid(-1, (a))
536	# define HAVE_SETEUID	670	# define HAVE_SETEUID
537	# endif	671	# endif
538	# ifdef HAVE_SETEUID	672	# ifdef HAVE_SETEUID
539	switch (mode)	673	switch (action)
540	{	674	{
541	case IGNORE:	675	case IGNORE:
542	/*	676	/*
543	* change effective uid/gid - not real uid/gid - so we can switch	677	* change effective uid/gid - not real uid/gid - so we can switch
544	* back to root later, as required	678	* back to root later, as required
…		…
554	seteuid (euid);	688	seteuid (euid);
555	setegid (egid);	689	setegid (egid);
556	break;	690	break;
557	}	691	}
558	# else	692	# else
559	switch (mode)	693	switch (action)
560	{	694	{
561	case IGNORE:	695	case IGNORE:
562	setuid (getuid ());	696	setuid (getuid ());
563	setgid (getgid ());	697	setgid (getgid ());
564	/* FALLTHROUGH */	698	/* FALLTHROUGH */
…		…
571	#endif	705	#endif
572	}	706	}
573		707
574	#ifdef UTMP_SUPPORT	708	#ifdef UTMP_SUPPORT
575	void	709	void
576	rxvt_term::privileged_utmp (char action)	710	rxvt_term::privileged_utmp (rxvt_privaction action)
577	{	711	{
578	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	712	if (OPTION (Opt_utmpInhibit)
579	action, next_utmp_action, getpid ()));	713	|| !pty.name || !*pty.name)
580	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
581	|| (Options & Opt_utmpInhibit)
582	|| ttydev == NULL || *ttydev == '\0')
583	return;	714	return;
584		715
585	privileges (RESTORE);	716	rxvt_privileges (RESTORE);
		717
586	if (action == SAVE)	718	if (action == SAVE)
587	{
588	next_utmp_action = RESTORE;
589	makeutent (ttydev, rs[Rs_display_name]);	719	makeutent (pty.name, rs[Rs_display_name]);
590	}
591	else	720	else
592	{ /* action == RESTORE */
593	next_utmp_action = IGNORE;
594	cleanutent ();	721	cleanutent ();
595	}	722
596	privileges (IGNORE);	723	rxvt_privileges (IGNORE);
597	}
598	#endif
599
600	#ifndef NO_SETOWNER_TTYDEV
601	void
602	rxvt_term::privileged_ttydev (char action)
603	{
604	D_MAIN ((stderr,
605	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
606	action, next_tty_action, getpid ()));
607	if (next_tty_action != action || (action != SAVE && action != RESTORE)
608	|| ttydev == NULL || *ttydev == '\0')
609	return;
610
611	privileges (RESTORE);
612
613	if (action == SAVE)
614	{
615	next_tty_action = RESTORE;
616	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
617	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
618	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
619	next_tty_action = IGNORE;
620	else
621	# endif
622
623	{
624	chown (ttydev, getuid (), ttygid); /* fail silently */
625	chmod (ttydev, ttymode);
626	# ifdef HAVE_REVOKE
627	revoke (ttydev);
628	# endif
629
630	}
631	}
632	else
633	{ /* action == RESTORE */
634	next_tty_action = IGNORE;
635	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
636	chmod (ttydev, ttyfd_stat.st_mode);
637	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
638	# else
639	chmod (ttydev,
640	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
641	chown (ttydev, 0, 0);
642	# endif
643
644	}
645
646	privileges (IGNORE);
647
648	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
649	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
650	action == RESTORE ? "Restoring" : (action ==
651	SAVE ? "Saving" :
652	"UNKNOWN ERROR for"), ttydev,
653	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
654	ttyfd_stat.st_gid));
655	# endif
656	}	724	}
657	#endif	725	#endif
658		726
659	/*----------------------------------------------------------------------*/	727	/*----------------------------------------------------------------------*/
660	/*	728	/*
661	* window size/position calculcations for XSizeHint and other storage.	729	* window size/position calculcations for XSizeHint and other storage.
662	* if width/height are non-zero then override calculated width/height	730	* if width/height are non-zero then override calculated width/height
663	*/	731	*/
664	void	732	void
665	rxvt_term::window_calc (unsigned int width, unsigned int height)	733	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
666	{	734	{
667	short recalc_x, recalc_y;	735	short recalc_x, recalc_y;
668	int x, y, sb_w, mb_h, flags;	736	int x, y, sb_w, mb_h, flags;
669	unsigned int w, h;	737	unsigned int w, h;
670	unsigned int max_width, max_height;	738	unsigned int max_width, max_height;
		739	dDisp;
671		740
672	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	741	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
673	TermWin.ncol, TermWin.nrow, szHint.width,	742	ncol, nrow, szHint.width, szHint.height));
674	szHint.height));	743
675	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	744	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
676	szHint.win_gravity = NorthWestGravity;	745	szHint.win_gravity = NorthWestGravity;
677	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	746	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
678		747
679	recalc_x = recalc_y = 0;	748	recalc_x = recalc_y = 0;
680	flags = 0;	749	flags = 0;
		750
681	if (!parsed_geometry)	751	if (!parsed_geometry)
682	{	752	{
683	parsed_geometry = 1;	753	parsed_geometry = 1;
		754
684	if (rs[Rs_geometry])	755	if (rs[Rs_geometry])
685	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	756	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		757
686	if (flags & WidthValue)	758	if (flags & WidthValue)
687	{	759	{
688	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	760	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
689	szHint.flags |= USSize;	761	szHint.flags |= USSize;
690	}	762	}
		763
691	if (flags & HeightValue)	764	if (flags & HeightValue)
692	{	765	{
693	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	766	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
694	szHint.flags |= USSize;	767	szHint.flags |= USSize;
695	}	768	}
		769
696	if (flags & XValue)	770	if (flags & XValue)
697	{	771	{
698	szHint.x = x;	772	szHint.x = x;
699	szHint.flags |= USPosition;	773	szHint.flags |= USPosition;
		774
700	if (flags & XNegative)	775	if (flags & XNegative)
701	{	776	{
702	recalc_x = 1;	777	recalc_x = 1;
703	szHint.win_gravity = NorthEastGravity;	778	szHint.win_gravity = NorthEastGravity;
704	}	779	}
705	}	780	}
		781
706	if (flags & YValue)	782	if (flags & YValue)
707	{	783	{
708	szHint.y = y;	784	szHint.y = y;
709	szHint.flags |= USPosition;	785	szHint.flags |= USPosition;
		786
710	if (flags & YNegative)	787	if (flags & YNegative)
711	{	788	{
712	recalc_y = 1;	789	recalc_y = 1;
		790
713	if (szHint.win_gravity == NorthEastGravity)	791	if (szHint.win_gravity == NorthEastGravity)
714	szHint.win_gravity = SouthEastGravity;	792	szHint.win_gravity = SouthEastGravity;
715	else	793	else
716	szHint.win_gravity = SouthWestGravity;	794	szHint.win_gravity = SouthWestGravity;
717	}	795	}
718	}	796	}
719	}	797	}
720		798
721	/* TODO: BOUNDS */	799	/* TODO: BOUNDS */
722	TermWin.width = TermWin.ncol * TermWin.fwidth;	800	width = ncol * fwidth;
723	TermWin.height = TermWin.nrow * TermWin.fheight;	801	height = nrow * fheight;
724	max_width = MAX_COLS * TermWin.fwidth;	802	max_width = MAX_COLS * fwidth;
725	max_height = MAX_ROWS * TermWin.fheight;	803	max_height = MAX_ROWS * fheight;
726		804
727	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	805	szHint.base_width = szHint.base_height = 2 * int_bwidth;
728		806
729	sb_w = mb_h = 0;	807	sb_w = mb_h = 0;
730	window_vt_x = window_vt_y = 0;	808	window_vt_x = window_vt_y = int_bwidth;
		809
731	if (scrollbar_visible ())	810	if (scrollbar_visible ())
732	{	811	{
733	sb_w = scrollbar_TotalWidth ();	812	sb_w = scrollbar_TotalWidth ();
734	szHint.base_width += sb_w;	813	szHint.base_width += sb_w;
735	if (! (Options & Opt_scrollBar_right))	814	if (!OPTION (Opt_scrollBar_right))
736	window_vt_x = sb_w;	815	window_vt_x += sb_w;
737	}	816	}
		817
738	if (menubar_visible ())	818	if (menubar_visible ())
739	{	819	{
740	mb_h = menuBar_TotalHeight ();	820	mb_h = menuBar_TotalHeight ();
741	szHint.base_height += mb_h;	821	szHint.base_height += mb_h;
742	window_vt_y = mb_h;	822	window_vt_y += mb_h;
743	}	823	}
		824
744	szHint.width_inc = TermWin.fwidth;	825	szHint.width_inc = fwidth;
745	szHint.height_inc = TermWin.fheight;	826	szHint.height_inc = fheight;
746	szHint.min_width = szHint.base_width + szHint.width_inc;	827	szHint.min_width = szHint.base_width + szHint.width_inc;
747	szHint.min_height = szHint.base_height + szHint.height_inc;	828	szHint.min_height = szHint.base_height + szHint.height_inc;
748		829
749	if (width && width - szHint.base_width < max_width)	830	if (newwidth && newwidth - szHint.base_width < max_width)
750	{	831	{
751	szHint.width = width;	832	szHint.width = newwidth;
752	TermWin.width = width - szHint.base_width;	833	width = newwidth - szHint.base_width;
753	}	834	}
754	else	835	else
755	{	836	{
756	MIN_IT (TermWin.width, max_width);	837	min_it (width, max_width);
757	szHint.width = szHint.base_width + TermWin.width;	838	szHint.width = szHint.base_width + width;
758	}	839	}
		840
759	if (height && height - szHint.base_height < max_height)	841	if (newheight && newheight - szHint.base_height < max_height)
760	{	842	{
761	szHint.height = height;	843	szHint.height = newheight;
762	TermWin.height = height - szHint.base_height;	844	height = newheight - szHint.base_height;
763	}	845	}
764	else	846	else
765	{	847	{
766	MIN_IT (TermWin.height, max_height);	848	min_it (height, max_height);
767	szHint.height = szHint.base_height + TermWin.height;	849	szHint.height = szHint.base_height + height;
768	}	850	}
		851
769	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	852	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
770	window_sb_x = szHint.width - sb_w;	853	window_sb_x = szHint.width - sb_w;
771		854
772	if (recalc_x)	855	if (recalc_x)
773	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	856	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
774	- szHint.width - 2 * TermWin.ext_bwidth);
775	if (recalc_y)	857	if (recalc_y)
776	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	858	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
777	- szHint.height - 2 * TermWin.ext_bwidth);
778		859
779	TermWin.ncol = TermWin.width / TermWin.fwidth;	860	ncol = width / fwidth;
780	TermWin.nrow = TermWin.height / TermWin.fheight;	861	nrow = height / fheight;
781	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	862	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
782	TermWin.ncol, TermWin.nrow, szHint.width,	863	ncol, nrow, szHint.width,
783	szHint.height));	864	szHint.height));
784	return;	865	return;
785	}	866	}
786		867
787	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
…		…
790	* Called after a window size change.	871	* Called after a window size change.
791	*/	872	*/
792	void	873	void
793	rxvt_term::tt_winch ()	874	rxvt_term::tt_winch ()
794	{	875	{
		876	if (pty.pty < 0)
		877	return;
		878
795	struct winsize ws;	879	struct winsize ws;
796		880
797	if (cmd_fd < 0)
798	return;
799
800	ws.ws_col = TermWin.ncol;	881	ws.ws_col = ncol;
801	ws.ws_row = TermWin.nrow;	882	ws.ws_row = nrow;
802	ws.ws_xpixel = ws.ws_ypixel = 0;	883	ws.ws_xpixel = width;
803	#ifndef DEBUG_SIZE	884	ws.ws_ypixel = height;
804	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	885	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
805	#else	886
806	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	887	#if 0
807	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	888	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
808	# ifdef SIGWINCH
809	else if (cmd_pid) /* force through to the command */	889	if (cmd_pid) /* force through to the command */
810	kill (cmd_pid, SIGWINCH);	890	kill (-cmd_pid, SIGWINCH);
811	# endif
812	#endif	891	#endif
813	}	892	}
814		893
815	/*----------------------------------------------------------------------*/	894	/*----------------------------------------------------------------------*/
816	/* rxvt_change_font () - Switch to a new font */	895	/* set_fonts () - load and set the various fonts
817	/*	896	*
818	* init = 1 - initialize	897	* init = 1 - initialize
819	*	898	*
820	* fontname == FONT_UP - switch to bigger font	899	* fontname == FONT_UP - switch to bigger font
821	* fontname == FONT_DN - switch to smaller font	900	* fontname == FONT_DN - switch to smaller font
822	*/	901	*/
823	bool	902	bool
824	rxvt_term::change_font (const char *fontname)	903	rxvt_term::set_fonts ()
825	{	904	{
826	if (fontname == FONT_UP)
827	{
828	// TODO
829	}
830	else if (fontname == FONT_DN)
831	{
832	// TODO
833	}
834	else
835	{
836	rxvt_fontset *fs = new rxvt_fontset (this);	905	rxvt_fontset *fs = new rxvt_fontset (this);
		906	rxvt_fontprop prop;
837		907
838	if (fs && fs->populate (fontname ? fontname : "fixed"))	908	if (!fs
		909	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		910	|| !fs->realize_font (1))
		911	{
		912	delete fs;
		913	return false;
		914	}
		915
		916	#if ENABLE_STYLES
		917	for (int i = RS_styleCount; --i; )
		918	if (fontset[i] != fontset[0])
		919	delete fontset[i];
		920	#endif
		921
		922	delete fontset[0];
		923	fontset[0] = fs;
		924
		925	prop = (*fs)[1]->properties ();
		926	prop.height += lineSpace;
		927	fs->set_prop (prop);
		928
		929	fwidth = prop.width;
		930	fheight = prop.height;
		931	fbase = prop.ascent;
		932
		933	for (int style = 1; style < 4; style++)
		934	{
		935	#if ENABLE_STYLES
		936	const char *res = rs[Rs_font + style];
		937
		938	if (res && !*res)
		939	fontset[style] = fontset[0];
		940	else
839	{	941	{
840	delete TermWin.fontset;	942	fontset[style] = fs = new rxvt_fontset (this);
841	TermWin.fontset = fs;	943	rxvt_fontprop prop2 = prop;
842	TermWin.fwidth = fs->base_font ()->width;
843	TermWin.fheight = fs->base_font ()->height;
844	TermWin.fbase = fs->base_font ()->ascent;
845		944
846	if (TermWin.parent[0])	945	if (res)
		946	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		947	else
847	{	948	{
848	resize_all_windows (0, 0, 0);	949	res = fontset[0]->fontdesc;
849	scr_remap_chars ();	950
850	scr_touch (true);	951	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		952	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
851	}	953	}
852		954
853	return true;	955	fs->populate (res);
		956	fs->set_prop (prop2);
854	}	957	}
		958	#else
		959	fontset[style] = fontset[0];
		960	#endif
		961	}
		962
		963	if (parent[0])
855	}	964	{
		965	resize_all_windows (0, 0, 0);
		966	scr_remap_chars ();
		967	scr_touch (true);
		968	}
856		969
857	return false;	970	return true;
858	}	971	}
859		972
860	bool	973	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
861	rxvt_term::font_up_down (int n, int direction)
862	{	974	{
863	return false;	975	XChangeProperty (display->display, parent[0],
		976	prop, XA_STRING, 8, PropModeReplace,
		977	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		978	}
		979
		980	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		981	{
		982	wchar_t *ws = rxvt_mbstowcs (str, len);
		983	char *s = rxvt_wcstoutf8 (ws);
		984
		985	XChangeProperty (display->display, parent[0],
		986	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		987	(const unsigned char *)s, strlen (s));
		988
		989	free (s);
		990	free (ws);
864	}	991	}
865		992
866	/*----------------------------------------------------------------------*/	993	/*----------------------------------------------------------------------*/
867	/*----------------------------------------------------------------------*/	994	/*----------------------------------------------------------------------*/
868	/* xterm sequences - title, iconName, color (exptl) */	995	/* xterm sequences - title, iconName, color (exptl) */
869	void	996	void
870	rxvt_term::set_title (const char *str)	997	rxvt_term::set_title (const char *str)
871	{	998	{
872	#ifndef SMART_WINDOW_TITLE	999	set_string_property (XA_WM_NAME, str);
873	XStoreName (display->display, TermWin.parent[0], str);	1000	#if ENABLE_EWMH
874	#else	1001	set_utf8_property (xa[XA_NET_WM_NAME], str);
875	char *name;
876
877	if (!XFetchName (display->display, TermWin.parent[0], &name))
878	name = NULL;
879
880	if (name == NULL || STRCMP (name, str))
881	XStoreName (display->display, TermWin.parent[0], str);
882
883	if (name)
884	XFree (name);
885	#endif	1002	#endif
886	}	1003	}
887		1004
888	void	1005	void
889	rxvt_term::set_icon_name (const char *str)	1006	rxvt_term::set_icon_name (const char *str)
890	{	1007	{
891	#ifndef SMART_WINDOW_TITLE	1008	set_string_property (XA_WM_ICON_NAME, str);
892	XSetIconName (display->display, TermWin.parent[0], str);	1009	#if ENABLE_EWMH
893	#else	1010	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
894	char *name;
895
896	if (!XGetIconName (display->display, TermWin.parent[0], &name))
897	name = NULL;
898
899	if (name == NULL || STRCMP (name, str))
900	XSetIconName (display->display, TermWin.parent[0], str);
901
902	if (name)
903	XFree (name);
904	#endif	1011	#endif
905	}	1012	}
906		1013
907	#ifdef XTERM_COLOR_CHANGE	1014	#ifdef XTERM_COLOR_CHANGE
908	void	1015	void
…		…
916		1023
917	/* handle color aliases */	1024	/* handle color aliases */
918	if (isdigit (*color))	1025	if (isdigit (*color))
919	{	1026	{
920	i = atoi (color);	1027	i = atoi (color);
		1028
921	if (i >= 8 && i <= 15)	1029	if (i >= 8 && i <= 15)
922	{ /* bright colors */	1030	{ /* bright colors */
923	i -= 8;	1031	i -= 8;
924	# ifndef NO_BRIGHTCOLOR
925	PixColors[idx] = PixColors[minBrightCOLOR + i];	1032	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
926	SET_PIXCOLOR (idx);	1033	SET_PIXCOLOR (idx);
927	goto Done;	1034	goto done;
928	# endif
929
930	}	1035	}
		1036
931	if (i >= 0 && i <= 7)	1037	if (i >= 0 && i <= 7)
932	{ /* normal colors */	1038	{ /* normal colors */
933	PixColors[idx] = PixColors[minCOLOR + i];	1039	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
934	SET_PIXCOLOR (idx);	1040	SET_PIXCOLOR (idx);
935	goto Done;	1041	goto done;
936	}	1042	}
937	}	1043	}
		1044
938	if (!rXParseAllocColor (& xcol, color))	1045	if (!rXParseAllocColor (&xcol, color))
939	return;	1046	return;
		1047
940	/* XStoreColor (display->display, XCMAP, XColor*); */	1048	/* XStoreColor (display->display, display->cmap, XColor*); */
941		1049
942	/*	1050	/*
943	* FIXME: should free colors here, but no idea how to do it so instead,	1051	* FIXME: should free colors here, but no idea how to do it so instead,
944	* so just keep gobbling up the colormap	1052	* so just keep gobbling up the colormap
945	*/	1053	*/
946	# if 0	1054	# if 0
947	for (i = Color_Black; i <= Color_White; i++)	1055	for (i = Color_Black; i <= Color_White; i++)
948	if (PixColors[idx] == PixColors[i])	1056	if (pix_colors[idx] == pix_colors[i])
949	break;	1057	break;
950	if (i > Color_White)	1058	if (i > Color_White)
951	{	1059	{
952	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1060	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
953	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1061	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
954	DisplayPlanes (display->display, display->screen));	1062	DisplayPlanes (display->display, display->screen));
955	}	1063	}
956	# endif	1064	# endif
957		1065
958	PixColors[idx] = xcol;	1066	pix_colors_focused[idx] = xcol;
959	SET_PIXCOLOR (idx);	1067	SET_PIXCOLOR (idx);
960		1068
961	/* XSetWindowAttributes attr; */	1069	/* XSetWindowAttributes attr; */
962	/* Cursor cursor; */	1070	/* Cursor cursor; */
963	Done:	1071	done:
964	if (idx == Color_bg && ! (Options & Opt_transparent))
965	XSetWindowBackground (display->display, TermWin.vt,
966	PixColors[Color_bg]);
967		1072
		1073	#if OFF_FOCUS_FADING
		1074	if (rs[Rs_fade])
		1075	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1076	#endif
		1077
968	/* handle Color_BD, scrollbar background, etc. */	1078	/*TODO: handle Color_BD, scrollbar background, etc. */
969		1079
970	set_colorfgbg ();
971	recolour_cursor ();	1080	recolour_cursor ();
972	/* the only reasonable way to enforce a clean update */	1081	scr_recolour ();
973	scr_poweron ();
974	}	1082	}
975		1083
976	#else	1084	#else
977	# define set_window_color (idx,color) ((void)0)	1085	# define set_window_color (idx,color) ((void)0)
978	#endif /* XTERM_COLOR_CHANGE */	1086	#endif /* XTERM_COLOR_CHANGE */
979		1087
980	void	1088	void
981	rxvt_term::recolour_cursor ()	1089	rxvt_term::recolour_cursor ()
982	{	1090	{
983	#if TODO
984	rxvt_color xcol[2];	1091	XColor xcol[2];
985		1092
986	xcol[0] = PixColors[Color_pointer];	1093	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
987	xcol[1] = PixColors[Color_bg];	1094	? pix_colors_focused[Color_pointer_fg]
		1095	: pix_colors_focused[Color_fg];
		1096	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1097	? pix_colors_focused[Color_pointer_bg]
		1098	: pix_colors_focused[Color_bg];
		1099
988	XQueryColors (display->display, XCMAP, xcol, 2);	1100	XQueryColors (display->display, display->cmap, xcol, 2);
989	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1101	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
990	#endif
991	}	1102	}
992		1103
993	/*----------------------------------------------------------------------*/	1104	/*----------------------------------------------------------------------*/
994	/*	1105	/*
995	* find if fg/bg matches any of the normal (low-intensity) colors	1106	* find if fg/bg matches any of the normal (low-intensity) colors
996	*/	1107	*/
997	void	1108	void
998	rxvt_term::set_colorfgbg ()	1109	rxvt_term::set_colorfgbg ()
999	{	1110	{
1000	unsigned int i;	1111	unsigned int i;
1001	const char *xpmb = "\0";	1112	const char *xpmb = "\0";
1002	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1113	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1003		1114
1004	env_colorfgbg =
1005	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1115	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1006	STRCPY (fstr, "default");	1116	strcpy (fstr, "default");
1007	STRCPY (bstr, "default");	1117	strcpy (bstr, "default");
1008	for (i = Color_Black; i <= Color_White; i++)	1118	for (i = Color_Black; i <= Color_White; i++)
1009	if (PixColors[Color_fg] == PixColors[i])	1119	if (pix_colors[Color_fg] == pix_colors[i])
1010	{	1120	{
1011	sprintf (fstr, "%d", (i - Color_Black));	1121	sprintf (fstr, "%d", (i - Color_Black));
1012	break;	1122	break;
1013	}	1123	}
		1124
1014	for (i = Color_Black; i <= Color_White; i++)	1125	for (i = Color_Black; i <= Color_White; i++)
1015	if (PixColors[Color_bg] == PixColors[i])	1126	if (pix_colors[Color_bg] == pix_colors[i])
1016	{	1127	{
1017	sprintf (bstr, "%d", (i - Color_Black));	1128	sprintf (bstr, "%d", (i - Color_Black));
1018	#ifdef XPM_BACKGROUND	1129	#ifdef XPM_BACKGROUND
1019	xpmb = "default;";	1130	xpmb = "default;";
1020	#endif	1131	#endif
1021	break;	1132	break;
1022	}	1133	}
1023		1134
1024	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1135	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1025
1026	#ifndef NO_BRIGHTCOLOR
1027	colorfgbg = DEFAULT_RSTYLE;
1028	for (i = minCOLOR; i <= maxCOLOR; i++)
1029	{
1030	if (PixColors[Color_fg] == PixColors[i])
1031	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1032	if (PixColors[Color_bg] == PixColors[i])
1033	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1034	}
1035	#endif
1036	}	1136	}
1037		1137
1038	/*----------------------------------------------------------------------*/	1138	/*----------------------------------------------------------------------*/
1039	/*
1040	* Colour determination for low colour displays, routine from
1041	* Hans de Goede <hans@highrise.nl>
1042	*/
1043		1139
1044	int	1140	int
1045	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1141	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1046	{	1142	{
1047	if (!screen_in_out->set (display, colour))	1143	if (!screen_in_out->set (display, colour))
…		…
1055		1151
1056	/* -------------------------------------------------------------------- *	1152	/* -------------------------------------------------------------------- *
1057	* - WINDOW RESIZING - *	1153	* - WINDOW RESIZING - *
1058	* -------------------------------------------------------------------- */	1154	* -------------------------------------------------------------------- */
1059	void	1155	void
1060	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1156	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1061	{	1157	{
1062	int fix_screen;	1158	int fix_screen;
1063
1064	#ifdef SMART_RESIZE
1065	int old_width = szHint.width, old_height = szHint.height;	1159	int old_width = szHint.width, old_height = szHint.height;
1066	#endif	1160	dDisp;
1067		1161
1068	window_calc (width, height);	1162	window_calc (newwidth, newheight);
1069	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1163	XSetWMNormalHints (disp, parent[0], &szHint);
		1164
1070	if (!ignoreparent)	1165	if (!ignoreparent)
1071	{	1166	{
1072	#ifdef SMART_RESIZE	1167	#ifdef SMART_RESIZE
1073	/*	1168	/*
1074	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1169	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1077	int x, y, x1, y1;	1172	int x, y, x1, y1;
1078	int dx, dy;	1173	int dx, dy;
1079	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1174	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1080	Window unused_cr;	1175	Window unused_cr;
1081		1176
1082	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1177	XTranslateCoordinates (disp, parent[0], display->root,
1083	0, 0, &x, &y, &unused_cr);	1178	0, 0, &x, &y, &unused_cr);
1084	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1179	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1085	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1180	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1086	/*	1181	/*
1087	* if display->root isn't the parent window, a WM will probably have offset	1182	* if display->root isn't the parent window, a WM will probably have offset
1088	* our position for handles and decorations. Counter it	1183	* our position for handles and decorations. Counter it
1089	*/	1184	*/
…		…
1091	{	1186	{
1092	x -= x1;	1187	x -= x1;
1093	y -= y1;	1188	y -= y1;
1094	}	1189	}
1095		1190
1096	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1191	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1097	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1192	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1098	dx = old_width - szHint.width;	1193	dx = old_width - szHint.width;
1099	dy = old_height - szHint.height;	1194	dy = old_height - szHint.height;
1100		1195
1101	/* Check position of the center of the window */	1196	/* Check position of the center of the window */
1102	if (x < x1) /* left half */	1197	if (x < x1) /* left half */
…		…
1106	if (y < y1) /* top half */	1201	if (y < y1) /* top half */
1107	dy = 0;	1202	dy = 0;
1108	else if (y == y1) /* exact center */	1203	else if (y == y1) /* exact center */
1109	dy /= 2;	1204	dy /= 2;
1110		1205
1111	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1206	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1112	szHint.width, szHint.height);	1207	szHint.width, szHint.height);
1113	#else	1208	#else
1114	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1209	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1115	szHint.height);
1116	#endif	1210	#endif
1117
1118	}	1211	}
1119		1212
1120	fix_screen = (TermWin.ncol != prev_ncol	1213	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1121	|| TermWin.nrow != prev_nrow);
1122		1214
1123	if (fix_screen || width != old_width || height != old_height)	1215	if (fix_screen || newwidth != old_width || newheight != old_height)
1124	{	1216	{
1125	if (scrollbar_visible ())	1217	if (scrollbar_visible ())
1126	{	1218	{
1127	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1219	XMoveResizeWindow (disp, scrollBar.win,
		1220	window_sb_x, 0,
1128	0, scrollbar_TotalWidth (), szHint.height);	1221	scrollbar_TotalWidth (), szHint.height);
1129	resize_scrollbar ();	1222	resize_scrollbar ();
1130	}	1223	}
1131		1224
1132	if (menubar_visible ())	1225	if (menubar_visible ())
1133	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1226	XMoveResizeWindow (disp, menuBar.win,
		1227	window_vt_x, 0,
1134	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1228	width, menuBar_TotalHeight ());
1135		1229
1136	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1230	XMoveResizeWindow (disp, vt,
1137	window_vt_y, TermWin_TotalWidth (),	1231	window_vt_x, window_vt_y,
1138	TermWin_TotalHeight ());	1232	width, height);
1139	scr_clear (height != old_height);	1233
		1234	scr_clear ();
1140	#ifdef XPM_BACKGROUND	1235	#ifdef XPM_BACKGROUND
1141	resize_pixmap ();	1236	resize_pixmap ();
1142	#endif	1237	#endif
1143
1144	}	1238	}
1145		1239
1146	if (fix_screen || old_height == 0)	1240	if (fix_screen || old_height == 0)
1147	{	1241	{
1148	int curr_screen = -1;	1242	int curr_screen = -1;
1149	int old_ncol = prev_ncol;	1243	int old_ncol = prev_ncol;
1150		1244
1151	/* scr_reset only works on the primary screen */	1245	/* scr_reset only works on the primary screen */
1152	if (old_height) /* this is not the first time through */	1246	if (old_height) /* this is not the first time through */
1153	{	1247	{
1154	unsigned int ncol = TermWin.ncol;	1248	unsigned int ocol = ncol;
1155	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1249	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1156	curr_screen = scr_change_screen (PRIMARY);	1250	curr_screen = scr_change_screen (PRIMARY);
1157	TermWin.ncol = ncol;	1251	ncol = ocol;
1158	}	1252	}
1159		1253
1160	scr_reset ();	1254	scr_reset ();
1161		1255
1162	if (curr_screen >= 0) /* this is not the first time through */	1256	if (curr_screen >= 0) /* this is not the first time through */
1163	{	1257	{
1164	scr_change_screen (curr_screen);	1258	scr_change_screen (curr_screen);
1165	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1259	selection_check (old_ncol != ncol ? 4 : 0);
1166	}	1260	}
1167	}	1261	}
1168		1262
1169	old_width = szHint.width;	1263	old_width = szHint.width;
1170	old_height = szHint.height;	1264	old_height = szHint.height;
		1265
		1266	#ifdef XPM_BACKGROUND
		1267	if (pixmap)
		1268	scr_touch (false);
		1269	#endif
1171		1270
1172	#ifdef USE_XIM	1271	#ifdef USE_XIM
1173	IMSetStatusPosition ();	1272	IMSetStatusPosition ();
1174	#endif	1273	#endif
1175	}	1274	}
…		…
1177	/*	1276	/*
1178	* Set the width/height of the vt window in characters. Units are pixels.	1277	* Set the width/height of the vt window in characters. Units are pixels.
1179	* good for toggling 80/132 columns	1278	* good for toggling 80/132 columns
1180	*/	1279	*/
1181	void	1280	void
1182	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1281	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1183	{	1282	{
1184	XWindowAttributes wattr;	1283	XWindowAttributes wattr;
1185		1284
1186	if (width == 0 || height == 0)	1285	if (newwidth == 0 || newheight == 0)
1187	{	1286	{
1188	XGetWindowAttributes (display->display, display->root, &wattr);	1287	XGetWindowAttributes (display->display, display->root, &wattr);
		1288
1189	if (width == 0)	1289	if (newwidth == 0)
1190	width = wattr.width - szHint.base_width;	1290	newwidth = wattr.width - szHint.base_width;
1191	if (height == 0)	1291	if (newheight == 0)
1192	height = wattr.height - szHint.base_height;	1292	newheight = wattr.height - szHint.base_height;
1193	}
1194	if (width != TermWin.width || height != TermWin.height)
1195	{	1293	}
		1294
		1295	if (newwidth != width || newheight != height)
		1296	{
1196	width += szHint.base_width;	1297	newwidth += szHint.base_width;
1197	height += szHint.base_height;	1298	newheight += szHint.base_height;
1198	resize_all_windows (width, height, 0);	1299	resize_all_windows (newwidth, newheight, 0);
1199	}	1300	}
1200	}	1301	}
1201		1302
1202	/* -------------------------------------------------------------------- *	1303	/* -------------------------------------------------------------------- *
1203	* - X INPUT METHOD ROUTINES - *	1304	* - X INPUT METHOD ROUTINES - *
1204	* -------------------------------------------------------------------- */	1305	* -------------------------------------------------------------------- */
1205	#ifdef USE_XIM	1306	#ifdef USE_XIM
1206		1307
1207	void	1308	void
		1309	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1310	{
		1311	fg = pix_colors[Color_fg];
		1312	bg = pix_colors[Color_bg];
		1313	}
		1314
		1315	void
1208	rxvt_term::im_set_size (XRectangle *size)	1316	rxvt_term::im_set_size (XRectangle &size)
1209	{	1317	{
1210	size->x = TermWin.int_bwidth;	1318	// the int_bwidth terms make no sense to me
1211	size->y = TermWin.int_bwidth;	1319	size.x = int_bwidth;
1212	size->width = Width2Pixel (TermWin.ncol);	1320	size.y = int_bwidth;
1213	size->height = Height2Pixel (TermWin.nrow);	1321	size.width = Width2Pixel (ncol) + int_bwidth;
		1322	size.height = Height2Pixel (nrow) + int_bwidth;
1214	}	1323	}
1215		1324
1216	void	1325	void
1217	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1326	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1327	XRectangle &status_rect,
		1328	const XRectangle &needed_rect)
1218	{	1329	{
1219	*fg = PixColors[Color_fg];	1330	preedit_rect.x = needed_rect.width;
1220	*bg = PixColors[Color_bg];	1331	preedit_rect.y = 0;
		1332	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1333	preedit_rect.height = fheight;
		1334
		1335	status_rect.x = 0;
		1336	status_rect.y = 0;
		1337	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1338	status_rect.height = fheight;
1221	}	1339	}
1222		1340
1223	/* Checking whether input method is running. */	1341	/* Checking whether input method is running. */
1224	bool	1342	bool
1225	rxvt_term::IMisRunning ()	1343	rxvt_term::IMisRunning ()
1226	{	1344	{
1227	char *p;	1345	char *p;
1228	Atom atom;	1346	Atom atom;
1229	Window win;	1347	Window win;
1230	char server[IMBUFSIZ];	1348	char server[IMBUFSIZ];
1231		1349
1232	/* get current locale modifier */	1350	/* get current locale modifier */
1233	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1351	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1234	{	1352	{
1235	STRCPY (server, "@server=");	1353	strcpy (server, "@server=");
1236	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1354	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1355
1237	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1356	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1238	*p = '\0';	1357	*p = '\0';
1239		1358
1240	atom = XInternAtom (display->display, server, False);	1359	atom = XInternAtom (display->display, server, False);
1241	win = XGetSelectionOwner (display->display, atom);	1360	win = XGetSelectionOwner (display->display, atom);
		1361
1242	if (win != None)	1362	if (win != None)
1243	return True;	1363	return True;
1244	}	1364	}
		1365
1245	return False;	1366	return False;
1246	}	1367	}
1247		1368
1248	void	1369	void
1249	rxvt_term::IMSendSpot ()	1370	rxvt_term::IMSendSpot ()
1250	{	1371	{
1251	XPoint spot;	1372	XPoint nspot;
1252	XVaNestedList preedit_attr;	1373	XVaNestedList preedit_attr;
1253		1374
1254	if (Input_Context == NULL	1375	if (!Input_Context
		1376	|| !focus
1255	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1377	|| !(input_style & XIMPreeditPosition))
1256	|| ! (event_type == KeyPress
1257	|| event_type == Expose
1258	|| event_type == NoExpose
1259	|| event_type == SelectionNotify
1260	|| event_type == ButtonRelease || event_type == FocusIn)
1261	|| !IMisRunning ())
1262	return;	1378	return;
1263		1379
1264	im_set_position (&spot);	1380	im_set_position (nspot);
		1381
		1382	if (nspot.x == spot.x && nspot.y == spot.y)
		1383	return;
		1384
		1385	spot = nspot;
1265		1386
1266	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1387	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1267	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1388	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1268	XFree (preedit_attr);	1389	XFree (preedit_attr);
1269	}	1390	}
1270		1391
1271	void	1392	void
1272	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1273	XRectangle * needed_rect)
1274	{
1275	int mbh, vtx = 0;
1276
1277	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1278	vtx = scrollbar_TotalWidth ();
1279
1280	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1281	mbh -= TermWin.lineSpace;
1282
1283	preedit_rect->x = needed_rect->width + vtx;
1284	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1285
1286	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1287	preedit_rect->height = Height2Pixel (1);
1288
1289	status_rect->x = vtx;
1290	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1291
1292	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1293	status_rect->height = Height2Pixel (1);
1294	}
1295
1296	void
1297	rxvt_term::im_destroy ()	1393	rxvt_term::im_destroy ()
1298	{	1394	{
1299	if (Input_Context)
1300	{
1301	XDestroyIC (Input_Context);
1302	Input_Context = NULL;
1303	}
1304
1305	if (input_method)	1395	if (input_method)
1306	{	1396	{
		1397	if (Input_Context && input_method->xim)
		1398	XDestroyIC (Input_Context);
		1399
1307	display->put_xim (input_method);	1400	display->put_xim (input_method);
1308	input_method = 0;	1401	input_method = 0;
1309	}	1402	}
		1403
		1404	Input_Context = 0;
1310	}	1405	}
1311		1406
1312	/*	1407	/*
1313	* Try to open a XIM with the current modifiers, then see if we can	1408	* Try to open a XIM with the current modifiers, then see if we can
1314	* open a suitable preedit type	1409	* open a suitable preedit type
1315	*/	1410	*/
1316	bool	1411	bool
1317	rxvt_term::IM_get_IC (const char *modifiers)	1412	rxvt_term::IM_get_IC (const char *modifiers)
1318	{	1413	{
1319	int i, j, found;	1414	int i, j, found;
1320	XIM xim;	1415	XIM xim;
1321	XPoint spot;	1416	XPoint spot;
1322	XRectangle rect, status_rect, needed_rect;	1417	XRectangle rect, status_rect, needed_rect;
1323	unsigned long fg, bg;	1418	unsigned long fg, bg;
1324	const char *p;	1419	const char *p;
1325	char **s;	1420	char **s;
1326	XIMStyles *xim_styles;	1421	XIMStyles *xim_styles;
1327	XVaNestedList preedit_attr, status_attr;
1328		1422
1329	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1423	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1330	return false;	1424	return false;
1331		1425
1332	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1426	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1333	input_method = display->get_xim (locale, modifiers);	1427	input_method = display->get_xim (locale, modifiers);
1334	if (input_method == NULL)	1428	if (input_method == NULL)
1335	return false;	1429	return false;
1336		1430
1337	xim = input_method->xim;	1431	xim = input_method->xim;
		1432	spot.x = spot.y = -1;
1338		1433
1339	xim_styles = NULL;	1434	xim_styles = NULL;
1340	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1435	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1341	|| !xim_styles || !xim_styles->count_styles)	1436	|| !xim_styles || !xim_styles->count_styles)
1342	{	1437	{
1343	display->put_xim (input_method);	1438	im_destroy ();
1344	return false;	1439	return false;
1345	}	1440	}
1346		1441
1347	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1442	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1443
		1444	for (int pi = 0; pi < 2; pi++)
		1445	{
		1446	p = pet[pi];
		1447
		1448	if (!p)
		1449	continue;
		1450
1348	s = rxvt_splitcommastring (p);	1451	s = rxvt_splitcommastring (p);
		1452
1349	for (i = found = 0; !found && s[i]; i++)	1453	for (i = found = 0; !found && s[i]; i++)
1350	{	1454	{
1351	if (!STRCMP (s[i], "OverTheSpot"))	1455	if (!strcmp (s[i], "OverTheSpot"))
1352	input_style = (XIMPreeditPosition | XIMStatusNothing);	1456	input_style = (XIMPreeditPosition | XIMStatusNothing);
1353	else if (!STRCMP (s[i], "OffTheSpot"))	1457	else if (!strcmp (s[i], "OffTheSpot"))
1354	input_style = (XIMPreeditArea | XIMStatusArea);	1458	input_style = (XIMPreeditArea | XIMStatusArea);
1355	else if (!STRCMP (s[i], "Root"))	1459	else if (!strcmp (s[i], "Root"))
1356	input_style = (XIMPreeditNothing | XIMStatusNothing);	1460	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1461	else if (!strcmp (s[i], "None"))
		1462	input_style = (XIMPreeditNone | XIMStatusNone);
1357		1463
1358	for (j = 0; j < xim_styles->count_styles; j++)	1464	for (j = 0; j < xim_styles->count_styles; j++)
1359	if (input_style == xim_styles->supported_styles[j])	1465	if (input_style == xim_styles->supported_styles[j])
1360	{	1466	{
		1467	rxvt_freecommastring (s);
		1468
1361	found = 1;	1469	found = 1;
1362	break;	1470	goto foundpet;
		1471	}
		1472
1363	}	1473	}
1364	}
1365		1474
1366	for (i = 0; s[i]; i++)	1475	rxvt_freecommastring (s);
1367	free (s[i]);	1476	}
1368		1477
1369	free (s);	1478	foundpet:
		1479
1370	XFree (xim_styles);	1480	XFree (xim_styles);
1371		1481
1372	if (!found)	1482	if (!found)
1373	{	1483	{
1374	display->put_xim (input_method);	1484	im_destroy ();
1375	return false;	1485	return false;
1376	}	1486	}
1377		1487
1378	preedit_attr = status_attr = NULL;	1488	XFontSet fs = 0;
		1489	XVaNestedList preedit_attr = 0, status_attr = 0;
		1490
		1491	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1492	{
		1493	// fake us a font-set, please
		1494	char **missing_charset_list;
		1495	int missing_charset_count;
		1496	char *def_string;
		1497	char pat[512];
		1498
		1499	sprintf (pat,
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1505	"*",
		1506	fheight,
		1507	fheight + 1, fheight - 1,
		1508	fheight - 2, fheight + 2);
		1509
		1510	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1511	&missing_charset_list, &missing_charset_count, &def_string);
		1512
		1513	if (missing_charset_list)
		1514	XFreeStringList (missing_charset_list);
		1515
		1516	if (!fs)
		1517	{
		1518	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1519	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1520	}
		1521	}
1379		1522
1380	if (input_style & XIMPreeditPosition)	1523	if (input_style & XIMPreeditPosition)
1381	{	1524	{
1382	im_set_size (&rect);	1525	im_set_size (rect);
1383	im_set_position (&spot);	1526	im_set_position (spot);
1384	im_set_color (&fg, &bg);	1527	im_set_color (fg, bg);
1385		1528
1386	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1529	preedit_attr = XVaCreateNestedList (0,
		1530	XNForeground, fg,
		1531	XNBackground, bg,
		1532	XNArea, &rect,
1387	XNSpotLocation, &spot,	1533	XNSpotLocation, &spot,
1388	XNForeground, fg, XNBackground, bg,
1389	//XNFontSet, TermWin.fontset,	1534	XNFontSet, fs,
1390	NULL);	1535	NULL);
1391	}	1536	}
1392	else if (input_style & XIMPreeditArea)	1537	else if (input_style & XIMPreeditArea)
1393	{	1538	{
1394	im_set_color (&fg, &bg);	1539	im_set_color (fg, bg);
1395		1540
1396	/*	1541	/*
1397	* The necessary width of preedit area is unknown	1542	* The necessary width of preedit area is unknown
1398	* until create input context.	1543	* until create input context.
1399	*/	1544	*/
1400	needed_rect.width = 0;	1545	needed_rect.width = 0;
1401
1402	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1546	im_set_preedit_area (rect, status_rect, needed_rect);
1403		1547
1404	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1548	preedit_attr = XVaCreateNestedList (0,
		1549	XNForeground, fg,
1405	XNForeground, fg, XNBackground, bg,	1550	XNBackground, bg,
		1551	XNArea, &rect,
		1552	XNFontSet, fs,
		1553	NULL);
		1554	status_attr = XVaCreateNestedList (0,
		1555	XNForeground, fg,
		1556	XNBackground, bg,
		1557	XNArea, &status_rect,
1406	//XNFontSet, TermWin.fontset,	1558	XNFontSet, fs,
1407	NULL);	1559	NULL);
1408	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1409	XNForeground, fg, XNBackground, bg,
1410	//XNFontSet, TermWin.fontset,
1411	NULL);
1412	}	1560	}
1413		1561
1414	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1562	Input_Context = XCreateIC (xim,
		1563	XNInputStyle, input_style,
1415	XNClientWindow, TermWin.parent[0],	1564	XNClientWindow, vt,
1416	XNFocusWindow, TermWin.parent[0],	1565	XNFocusWindow, parent[0],
1417	preedit_attr ? XNPreeditAttributes : NULL,	1566	preedit_attr ? XNPreeditAttributes : NULL,
1418	preedit_attr,	1567	preedit_attr,
1419	status_attr ? XNStatusAttributes : NULL,	1568	status_attr ? XNStatusAttributes : NULL,
1420	status_attr, NULL);	1569	status_attr, NULL);
		1570
1421	if (preedit_attr) XFree (preedit_attr);	1571	if (preedit_attr) XFree (preedit_attr);
1422	if (status_attr) XFree (status_attr);	1572	if (status_attr) XFree (status_attr);
		1573	if (fs) XFreeFontSet (display->display, fs);
1423		1574
1424	if (Input_Context == NULL)	1575	if (Input_Context == NULL)
1425	{	1576	{
1426	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1577	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1427	display->put_xim (input_method);	1578	im_destroy ();
1428	return false;	1579	return false;
1429	}	1580	}
1430		1581
1431	if (input_style & XIMPreeditArea)	1582	if (input_style & XIMPreeditArea)
1432	IMSetStatusPosition ();	1583	IMSetStatusPosition ();
…		…
1436	}	1587	}
1437		1588
1438	void	1589	void
1439	rxvt_term::im_cb ()	1590	rxvt_term::im_cb ()
1440	{	1591	{
1441	int i, found, had_im;	1592	int i;
1442	const char *p;	1593	const char *p;
1443	char **s;	1594	char **s;
1444	char buf[IMBUFSIZ];	1595	char buf[IMBUFSIZ];
1445		1596
		1597	SET_R (this);
		1598
1446	im_destroy ();	1599	im_destroy ();
1447		1600
1448	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1601	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1449	if (Input_Context)	1602	if (Input_Context)
1450	return;	1603	return;
…		…
1458	if (p && *p)	1611	if (p && *p)
1459	{	1612	{
1460	bool found = false;	1613	bool found = false;
1461		1614
1462	s = rxvt_splitcommastring (p);	1615	s = rxvt_splitcommastring (p);
		1616
1463	for (i = 0; s[i]; i++)	1617	for (i = 0; s[i]; i++)
1464	{	1618	{
1465	if (*s[i])	1619	if (*s[i])
1466	{	1620	{
1467	STRCPY (buf, "@im=");	1621	strcpy (buf, "@im=");
1468	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1622	strncat (buf, s[i], IMBUFSIZ - 5);
1469	if (IM_get_IC (buf))	1623	if (IM_get_IC (buf))
1470	{	1624	{
1471	found = true;	1625	found = true;
1472	break;	1626	break;
1473	}	1627	}
1474	}	1628	}
1475	}	1629	}
1476	for (i = 0; s[i]; i++)	1630
1477	free (s[i]);	1631	rxvt_freecommastring (s);
1478	free (s);
1479		1632
1480	if (found)	1633	if (found)
1481	goto done;	1634	goto done;
1482	}	1635	}
1483		1636
…		…
1497	}	1650	}
1498		1651
1499	void	1652	void
1500	rxvt_term::IMSetStatusPosition ()	1653	rxvt_term::IMSetStatusPosition ()
1501	{	1654	{
1502	XRectangle preedit_rect, status_rect, *needed_rect;	1655	XRectangle preedit_rect, status_rect, *needed_rect;
1503	XVaNestedList preedit_attr, status_attr;	1656	XVaNestedList preedit_attr, status_attr;
1504		1657
1505	if (Input_Context == NULL	1658	if (!Input_Context
		1659	|| !focus
1506	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1660	|| !(input_style & XIMPreeditArea)
1507	|| !IMisRunning ())	1661	|| !IMisRunning ())
1508	return;	1662	return;
1509		1663
1510	/* Getting the necessary width of preedit area */	1664	/* Getting the necessary width of preedit area */
1511	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1512	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1513	XFree (status_attr);	1667	XFree (status_attr);
1514		1668
1515	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1670	XFree (needed_rect);
1516		1671
1517	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1518	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1519		1674
1520	XSetICValues (Input_Context,	1675	XSetICValues (Input_Context,
1521	XNPreeditAttributes, preedit_attr,	1676	XNPreeditAttributes, preedit_attr,
1522	XNStatusAttributes, status_attr, NULL);	1677	XNStatusAttributes, status_attr, NULL);
1523		1678
1524	XFree (preedit_attr);	1679	XFree (preedit_attr);
1525	XFree (status_attr);	1680	XFree (status_attr);
1526	}	1681	}
1527	#endif /* USE_XIM */	1682	#endif /* USE_XIM */

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