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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.65 by pcg, Fri Apr 2 15:15:26 2004 UTC vs.
Revision 1.156 by root, Mon Jan 2 18:20:23 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>
48
49	vector<rxvt_term *> rxvt_term::termlist;	51	vector<rxvt_term *> rxvt_term::termlist;
50		52
51	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
52		54
53	bool	55	bool
54	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
55	{	57	{
56	if (!locale || !STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
57	return false;	59	return false;
58		60
59	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
60	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
61	return true;	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);
62	}	77	}
63		78
64	#if ENABLE_COMBINING	79	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	80	class rxvt_composite_vec rxvt_composite;
66		81
…		…
123	return len;	138	return len;
124		139
125	}	140	}
126	#endif	141	#endif
127		142
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
144	:	144	:
		145	#if TRANSPARENT
145	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
146	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
147	vt_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
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	#ifdef POINTER_BLANK
161	pointer_ev (this, &rxvt_term::pointer_cb),
162	#endif
163	#ifdef USE_XIM
164	im_ev (this, &rxvt_term::im_cb),
165	#endif
166	check_ev (this, &rxvt_term::check_cb),	177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
167	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
168	pty_ev (this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
169	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
170	{	182	{
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		184
173	termlist.push_back (this);	185	termlist.push_back (this);
174	}
175		186
176	rxvt_term::~rxvt_term ()	187	#ifdef KEYSYM_RESOURCE
177	{	188	keyboard = new keyboard_manager;
178	termlist.erase (find (termlist.begin (), termlist.end(), this));
179		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 ()
		198	{
180	if (cmd_fd >= 0)	199	if (cmd_pid)
181	close (cmd_fd);	200	kill (-cmd_pid, SIGHUP);
182		201
183	#ifndef NO_SETOWNER_TTYDEV
184	privileged_ttydev (RESTORE);
185	#endif
186	#ifdef UTMP_SUPPORT	202	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);	203	privileged_utmp (RESTORE);
188	#endif	204	#endif
189		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	PERL_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
190	delete TermWin.fontset;	222	delete fontset[0];
191		223
192	if (display)	224	if (display)
193	{	225	{
		226	dDisp;
		227
194	selection_clear ();	228	selection_clear ();
195		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
196	#ifdef MENUBAR	233	#ifdef MENUBAR
197	if (menubarGC) XFreeGC (display->display, menubarGC);	234	if (menubarGC) XFreeGC (disp, menubarGC);
198	#endif	235	#endif
199	#ifdef XTERM_SCROLLBAR	236	#ifdef XTERM_SCROLLBAR
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);	238	if (ShadowGC) XFreeGC (disp, ShadowGC);
202	#endif	239	#endif
203	#ifdef PLAIN_SCROLLBAR	240	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
205	#endif	242	#endif
206	#ifdef NEXT_SCROLLBAR	243	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);	244	if (blackGC) XFreeGC (disp, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);	245	if (whiteGC) XFreeGC (disp, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);	246	if (grayGC) XFreeGC (disp, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);	247	if (darkGC) XFreeGC (disp, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);	248	if (stippleGC) XFreeGC (disp, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);	249	if (dimple) XFreePixmap (disp, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);	250	if (upArrow) XFreePixmap (disp, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);	251	if (downArrow) XFreePixmap (disp, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
217	#endif	254	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);	256	if (topShadowGC) XFreeGC (disp, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);	257	if (botShadowGC) XFreeGC (disp, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
222	#endif	259	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	260	if (gc) XFreeGC (disp, gc);
224		261
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	263	delete menuBar.drawable;
227	//if (menuBar.win)	264	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);	265	// XDestroyWindow (disp, menuBar.win);
229	#endif	266	#endif
230	delete TermWin.drawable;	267	delete drawable;
231	// destroy all windows	268	// destroy all windows
232	if (TermWin.parent[0])	269	if (parent[0])
233	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
234	}	271	}
235		272
236	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
237		274
238	delete PixColors;	275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
239		279
240	displays.put (display);	280	displays.put (display);
241		281
242	scr_release ();	282	scr_release ();
243		283
244	/* clear all resources */	284	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	285	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	286	free (allocated [i]);
247		287
248	free (selection.text);	288	free (selection.text);
249	// TODO: manage env vars in child only(!)	289	// TODO: manage env vars in child only(!)
250	free (env_windowid);	290	free (env_windowid);
251	free (env_display);	291	free (env_display);
252	free (env_term);	292	free (env_term);
253	free (env_colorfgbg);	293	free (env_colorfgbg);
254	free (locale);	294	free (locale);
255	#if 0	295	free (v_buffer);
256	free (codeset);	296	free (incr_buf);
257	#endif
258		297
259	delete envv;	298	delete envv;
260	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 ();
261	}	313	}
262		314
263	void	315	void
264	rxvt_term::destroy ()	316	rxvt_term::destroy ()
265	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
266	if (display)	325	if (display)
267	{	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
268	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
269	termwin_ev.stop (display);	340	termwin_ev.stop (display);
270	vt_ev.stop (display);	341	vt_ev.stop (display);
271	#ifdef USE_XIM
272	im_destroy ();
273	im_ev.stop (display);
274	#endif
275	#ifdef HAVE_SCROLLBARS
276	scrollbar_ev.stop (display);
277	#endif
278	#ifdef MENUBAR
279	menubar_ev.stop (display);
280	#endif
281	}	342	}
282		343
283	check_ev.stop ();	344	check_ev.stop ();
284	pty_ev.stop ();	345	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	347	cursor_blink_ev.stop ();
287	#endif	348	#endif
288	#ifdef TEXT_BLINK	349	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	350	text_blink_ev.stop ();
290	#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
291	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	359	pointer_ev.stop ();
293	#endif	360	#endif
294		361
295	destroy_ev.start (0);	362	destroy_ev.start (0);
…		…
302		369
303	delete this;	370	delete this;
304	}	371	}
305		372
306	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
307	/* 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	/*----------------------------------------------------------------------*/
308	bool	465	bool
309	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
310	{	467	{
311	SET_R (this);	468	SET_R (this);
312		469
		470	set_locale ("");
		471
313	if (!init_vars ())	472	if (!init_vars ())
314	return false;	473	return false;
315		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	rxvt_perl.init ();
		493	#endif
		494
		495	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		496
		497	create_windows (argc, argv);
		498
		499	dDisp;
		500
		501	init_xlocale ();
		502
		503	scr_reset (); /* initialize screen */
		504
		505	#if 0
		506	XSynchronize (disp, True);
		507	#endif
		508
		509	#ifdef HAVE_SCROLLBARS
		510	if (OPTION (Opt_scrollBar))
		511	resize_scrollbar (); /* create and map scrollbar */
		512	#endif
		513	#if (MENUBAR_MAX)
		514	if (menubar_visible ())
		515	XMapWindow (disp, menuBar.win);
		516	#endif
		517	#ifdef TRANSPARENT
		518	if (OPTION (Opt_transparent))
		519	{
		520	XSelectInput (disp, display->root, PropertyChangeMask);
		521	check_our_parents ();
		522	rootwin_ev.start (display, display->root);
		523	}
		524	#endif
		525
		526	XMapWindow (disp, vt);
		527	XMapWindow (disp, parent[0]);
		528
		529	set_colorfgbg ();
		530
		531	init_command (cmd_argv);
		532
		533	free (cmd_argv);
		534
		535	pty_ev.start (pty.pty, EVENT_READ);
		536
		537	check_ev.start ();
		538
		539	PERL_INVOKE ((this, HOOK_START, DT_END));
		540
		541	return true;
		542	}
		543
		544	static struct sig_handlers
		545	{
		546	sig_watcher sw_chld, sw_term, sw_int;
		547
		548	void sig_chld (sig_watcher &w)
		549	{
		550	// we are being called for every SIGCHLD, find the corresponding term
		551	int pid;
		552
		553	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		554	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		555	if (pid == (*t)->cmd_pid)
		556	{
		557	(*t)->child_exit ();
		558	break;
		559	}
		560	}
		561
		562	/*
		563	* Catch a fatal signal and tidy up before quitting
		564	*/
		565	void
		566	sig_term (sig_watcher &w)
		567	{
		568	#ifdef DEBUG_CMD
		569	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		570	#endif
		571	rxvt_emergency_cleanup ();
		572	signal (w.signum, SIG_DFL);
		573	kill (getpid (), w.signum);
		574	}
		575
		576	sig_handlers ()
		577	: sw_chld (this, &sig_handlers::sig_chld),
		578	sw_term (this, &sig_handlers::sig_term),
		579	sw_int (this, &sig_handlers::sig_term)
		580	{
		581	}
		582	} sig_handlers;
		583
		584	void
		585	rxvt_init ()
		586	{
316	/*	587	/*
317	* Save and then give up any super-user privileges	588	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.	589	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:	590	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems	591	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems	592	* 2. chown tty on some systems
322	*/	593	*/
323	privileges (SAVE);	594	rxvt_privileges (SAVE);
324	privileges (IGNORE);	595	rxvt_privileges (IGNORE);
325		596
326	init_secondary ();	597	signal (SIGHUP, SIG_IGN);
		598	signal (SIGPIPE, SIG_IGN);
327		599
328	const char **cmd_argv = init_resources (argc, argv);	600	sig_handlers.sw_chld.start (SIGCHLD);
329		601	sig_handlers.sw_term.start (SIGTERM);
330	set_locale ("");	602	sig_handlers.sw_int.start (SIGINT);
331
332	#if MENUBAR_MAX
333	menubar_read (rs[Rs_menu]);
334	#endif
335	#ifdef HAVE_SCROLLBARS
336	if (Options & Opt_scrollBar)
337	scrollBar.setIdle (); /* set existence for size calculations */
338	#endif
339
340	create_windows (argc, argv);
341
342	init_xlocale ();
343
344	scr_reset (); /* initialize screen */
345
346	#if 0
347	XSynchronize (display->display, True);
348	#endif
349
350	#ifdef HAVE_SCROLLBARS
351	if (Options & Opt_scrollBar)
352	resize_scrollbar (); /* create and map scrollbar */
353	#endif
354	#if (MENUBAR_MAX)
355	if (menubar_visible ())
356	XMapWindow (display->display, menuBar.win);
357	#endif
358	#ifdef TRANSPARENT
359	if (Options & Opt_transparent)
360	{
361	XSelectInput (display->display, display->root, PropertyChangeMask);
362	check_our_parents ();
363	}
364	#endif
365
366	rootwin_ev.start (display, display->root);
367
368	XMapWindow (display->display, TermWin.vt);
369	XMapWindow (display->display, TermWin.parent[0]);
370
371	init_command (cmd_argv);
372
373	pty_ev.start (cmd_fd, EVENT_READ);
374
375	check_ev.start ();
376
377	return true;
378	}
379
380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382	void
383	rxvt_init_signals ()
384	{
385	/* install exit handler for cleanup */
386	#if 0
387	#ifdef HAVE_ATEXIT
388	atexit (rxvt_clean_exit);
389	#else
390	#endif
391	#endif
392
393	struct sigaction sa;
394
395	sigfillset (&sa.sa_mask);
396	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403		603
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	604	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */	605	/* signal (SIGURG, SIG_DFL); */
406		606
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	607	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		608	// TODO: handle this with exceptions and tolerate the memory loss
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	609	XSetIOErrorHandler (rxvt_xioerror_handler);
409	}
410
411	/* ------------------------------------------------------------------------- *
412	* SIGNAL HANDLING & EXIT HANDLER *
413	* ------------------------------------------------------------------------- */
414	/*
415	* Catch a SIGCHLD signal and exit if the direct child has died
416	*/
417
418	void rxvt_term::child_exited (int pid)
419	{
420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421	if (pid == (*t)->cmd_pid)
422	{
423	(*t)->destroy ();
424	break;
425	}
426	}
427
428	/* ARGSUSED */
429	/* EXTPROTO */
430	RETSIGTYPE
431	rxvt_Child_signal (int sig __attribute__ ((unused)))
432	{
433	int pid, save_errno = errno;
434
435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436	rxvt_term::child_exited (pid);
437
438	errno = save_errno;
439	}
440
441	/*
442	* Catch a fatal signal and tidy up before quitting
443	*/
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Exit_signal (int sig)
447	{
448	signal (sig, SIG_DFL);
449	#ifdef DEBUG_CMD
450	rxvt_warn ("caught signal %d, exiting.\n", sig);
451	#endif
452	rxvt_clean_exit ();
453	kill (getpid (), sig);
454	}
455
456	/* INTPROTO */
457	int
458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
459	{
460	if (GET_R->allowedxerror == -1)
461	GET_R->allowedxerror = event->error_code;
462	else
463	{
464	old_xerror_handler (display, event);
465	GET_R->destroy ();
466	}
467
468	return 0;
469	}
470
471	/*----------------------------------------------------------------------*/
472	/*
473	* Exit gracefully, clearing the utmp entry and restoring tty attributes
474	* TODO: if debugging, this should free up any known resources if we can
475	*/
476	/* EXTPROTO */
477	void
478	rxvt_clean_exit ()
479	{
480	// TODO: rxvtd should clean up all ressources
481	if (GET_R)
482	GET_R->destroy ();
483	}	610	}
484		611
485	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
486	* MEMORY ALLOCATION WRAPPERS *	613	* MEMORY ALLOCATION WRAPPERS *
487	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */	615	void *
489	void *
490	rxvt_malloc (size_t size)	616	rxvt_malloc (size_t size)
491	{	617	{
492	void *p;
493
494	p = malloc (size);	618	void *p = malloc (size);
		619
495	if (p)	620	if (!p)
		621	rxvt_fatal ("memory allocation failure. aborting.\n");
		622
496	return p;	623	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}	624	}
503		625
504	/* EXTPROTO */	626	void *
505	void *
506	rxvt_calloc (size_t number, size_t size)	627	rxvt_calloc (size_t number, size_t size)
507	{	628	{
508	void *p;
509
510	p = calloc (number, size);	629	void *p = calloc (number, size);
		630
511	if (p)	631	if (!p)
		632	rxvt_fatal ("memory allocation failure. aborting.\n");
		633
512	return p;	634	return p;
513
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
515	rxvt_clean_exit ();
516	exit (EXIT_FAILURE);
517	/* NOTREACHED */
518	}	635	}
519		636
520	/* EXTPROTO */
521	void *	637	void *
522	rxvt_realloc (void *ptr, size_t size)	638	rxvt_realloc (void *ptr, size_t size)
523	{	639	{
524	void *p;
525
526	if (ptr)
527	p = realloc (ptr, size);	640	void *p = realloc (ptr, size);
528	else	641
529	p = malloc (size);
530	if (p)	642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
531	return p;	645	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	646	}
538		647
539	/* ------------------------------------------------------------------------- *	648	/* ------------------------------------------------------------------------- *
540	* PRIVILEGED OPERATIONS *	649	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */	650	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */	651	/* take care of suid/sgid super-user (root) privileges */
543	void	652	void
544	rxvt_term::privileges (int mode)	653	rxvt_privileges (rxvt_privaction action)
545	{	654	{
		655	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		656	static uid_t euid;
		657	static gid_t egid;
		658	#endif
		659
546	#if ! defined(__CYGWIN32__)	660	#if ! defined(__CYGWIN32__)
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	661	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
548	/* setreuid () is the poor man's setuid (), seteuid () */	662	/* setreuid () is the poor man's setuid (), seteuid () */
549	# define seteuid(a) setreuid(-1, (a))	663	# define seteuid(a) setreuid(-1, (a))
550	# define setegid(a) setregid(-1, (a))	664	# define setegid(a) setregid(-1, (a))
551	# define HAVE_SETEUID	665	# define HAVE_SETEUID
552	# endif	666	# endif
553	# ifdef HAVE_SETEUID	667	# ifdef HAVE_SETEUID
554	switch (mode)	668	switch (action)
555	{	669	{
556	case IGNORE:	670	case IGNORE:
557	/*	671	/*
558	* change effective uid/gid - not real uid/gid - so we can switch	672	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required	673	* back to root later, as required
…		…
569	seteuid (euid);	683	seteuid (euid);
570	setegid (egid);	684	setegid (egid);
571	break;	685	break;
572	}	686	}
573	# else	687	# else
574	switch (mode)	688	switch (action)
575	{	689	{
576	case IGNORE:	690	case IGNORE:
577	setuid (getuid ());	691	setuid (getuid ());
578	setgid (getgid ());	692	setgid (getgid ());
579	/* FALLTHROUGH */	693	/* FALLTHROUGH */
…		…
586	#endif	700	#endif
587	}	701	}
588		702
589	#ifdef UTMP_SUPPORT	703	#ifdef UTMP_SUPPORT
590	void	704	void
591	rxvt_term::privileged_utmp (char action)	705	rxvt_term::privileged_utmp (rxvt_privaction action)
592	{	706	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	707	if (OPTION (Opt_utmpInhibit)
594	action, next_utmp_action, getpid ()));	708	|| !pty.name || !*pty.name)
595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
596	|| (Options & Opt_utmpInhibit)
597	|| ttydev == NULL || *ttydev == '\0')
598	return;	709	return;
599		710
600	privileges (RESTORE);	711	rxvt_privileges (RESTORE);
		712
601	if (action == SAVE)	713	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);	714	makeutent (pty.name, rs[Rs_display_name]);
605	}
606	else	715	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();	716	cleanutent ();
610	}	717
611	privileges (IGNORE);	718	rxvt_privileges (IGNORE);
612	}
613	#endif
614
615	#ifndef NO_SETOWNER_TTYDEV
616	void
617	rxvt_term::privileged_ttydev (char action)
618	{
619	D_MAIN ((stderr,
620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
621	action, next_tty_action, getpid ()));
622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
623	|| ttydev == NULL || *ttydev == '\0')
624	return;
625
626	privileges (RESTORE);
627
628	if (action == SAVE)
629	{
630	next_tty_action = RESTORE;
631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634	next_tty_action = IGNORE;
635	else
636	# endif
637
638	{
639	chown (ttydev, getuid (), ttygid); /* fail silently */
640	chmod (ttydev, ttymode);
641	# ifdef HAVE_REVOKE
642	revoke (ttydev);
643	# endif
644
645	}
646	}
647	else
648	{ /* action == RESTORE */
649	next_tty_action = IGNORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	chmod (ttydev, ttyfd_stat.st_mode);
652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653	# else
654	chmod (ttydev,
655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656	chown (ttydev, 0, 0);
657	# endif
658
659	}
660
661	privileges (IGNORE);
662
663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
665	action == RESTORE ? "Restoring" : (action ==
666	SAVE ? "Saving" :
667	"UNKNOWN ERROR for"), ttydev,
668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669	ttyfd_stat.st_gid));
670	# endif
671	}	719	}
672	#endif	720	#endif
673		721
674	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
675	/*	723	/*
676	* window size/position calculcations for XSizeHint and other storage.	724	* window size/position calculcations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	725	* if width/height are non-zero then override calculated width/height
678	*/	726	*/
679	void	727	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	728	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	729	{
682	short recalc_x, recalc_y;	730	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	731	int x, y, sb_w, mb_h, flags;
684	unsigned int w, h;	732	unsigned int w, h;
685	unsigned int max_width, max_height;	733	unsigned int max_width, max_height;
		734	dDisp;
686		735
687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	736	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	737	ncol, nrow, szHint.width, szHint.height));
689	szHint.height));	738
690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	739	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	740	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	741	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		742
694	recalc_x = recalc_y = 0;	743	recalc_x = recalc_y = 0;
695	flags = 0;	744	flags = 0;
		745
696	if (!parsed_geometry)	746	if (!parsed_geometry)
697	{	747	{
698	parsed_geometry = 1;	748	parsed_geometry = 1;
		749
699	if (rs[Rs_geometry])	750	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	751	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		752
701	if (flags & WidthValue)	753	if (flags & WidthValue)
702	{	754	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	755	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	756	szHint.flags |= USSize;
705	}	757	}
		758
706	if (flags & HeightValue)	759	if (flags & HeightValue)
707	{	760	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	761	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	762	szHint.flags |= USSize;
710	}	763	}
		764
711	if (flags & XValue)	765	if (flags & XValue)
712	{	766	{
713	szHint.x = x;	767	szHint.x = x;
714	szHint.flags |= USPosition;	768	szHint.flags |= USPosition;
		769
715	if (flags & XNegative)	770	if (flags & XNegative)
716	{	771	{
717	recalc_x = 1;	772	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	773	szHint.win_gravity = NorthEastGravity;
719	}	774	}
720	}	775	}
		776
721	if (flags & YValue)	777	if (flags & YValue)
722	{	778	{
723	szHint.y = y;	779	szHint.y = y;
724	szHint.flags |= USPosition;	780	szHint.flags |= USPosition;
		781
725	if (flags & YNegative)	782	if (flags & YNegative)
726	{	783	{
727	recalc_y = 1;	784	recalc_y = 1;
		785
728	if (szHint.win_gravity == NorthEastGravity)	786	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	787	szHint.win_gravity = SouthEastGravity;
730	else	788	else
731	szHint.win_gravity = SouthWestGravity;	789	szHint.win_gravity = SouthWestGravity;
732	}	790	}
733	}	791	}
734	}	792	}
735		793
736	/* TODO: BOUNDS */	794	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	795	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	796	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	797	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	798	max_height = MAX_ROWS * fheight;
741		799
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	800	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		801
744	sb_w = mb_h = 0;	802	sb_w = mb_h = 0;
745	window_vt_x = window_vt_y = 0;	803	window_vt_x = window_vt_y = int_bwidth;
		804
746	if (scrollbar_visible ())	805	if (scrollbar_visible ())
747	{	806	{
748	sb_w = scrollbar_TotalWidth ();	807	sb_w = scrollbar_TotalWidth ();
749	szHint.base_width += sb_w;	808	szHint.base_width += sb_w;
750	if (! (Options & Opt_scrollBar_right))	809	if (!OPTION (Opt_scrollBar_right))
751	window_vt_x = sb_w;	810	window_vt_x += sb_w;
752	}	811	}
		812
753	if (menubar_visible ())	813	if (menubar_visible ())
754	{	814	{
755	mb_h = menuBar_TotalHeight ();	815	mb_h = menuBar_TotalHeight ();
756	szHint.base_height += mb_h;	816	szHint.base_height += mb_h;
757	window_vt_y = mb_h;	817	window_vt_y += mb_h;
758	}	818	}
		819
759	szHint.width_inc = TermWin.fwidth;	820	szHint.width_inc = fwidth;
760	szHint.height_inc = TermWin.fheight;	821	szHint.height_inc = fheight;
761	szHint.min_width = szHint.base_width + szHint.width_inc;	822	szHint.min_width = szHint.base_width + szHint.width_inc;
762	szHint.min_height = szHint.base_height + szHint.height_inc;	823	szHint.min_height = szHint.base_height + szHint.height_inc;
763		824
764	if (width && width - szHint.base_width < max_width)	825	if (newwidth && newwidth - szHint.base_width < max_width)
765	{	826	{
766	szHint.width = width;	827	szHint.width = newwidth;
767	TermWin.width = width - szHint.base_width;	828	width = newwidth - szHint.base_width;
768	}	829	}
769	else	830	else
770	{	831	{
771	MIN_IT (TermWin.width, max_width);	832	min_it (width, max_width);
772	szHint.width = szHint.base_width + TermWin.width;	833	szHint.width = szHint.base_width + width;
773	}	834	}
		835
774	if (height && height - szHint.base_height < max_height)	836	if (newheight && newheight - szHint.base_height < max_height)
775	{	837	{
776	szHint.height = height;	838	szHint.height = newheight;
777	TermWin.height = height - szHint.base_height;	839	height = newheight - szHint.base_height;
778	}	840	}
779	else	841	else
780	{	842	{
781	MIN_IT (TermWin.height, max_height);	843	min_it (height, max_height);
782	szHint.height = szHint.base_height + TermWin.height;	844	szHint.height = szHint.base_height + height;
783	}	845	}
		846
784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	847	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
785	window_sb_x = szHint.width - sb_w;	848	window_sb_x = szHint.width - sb_w;
786		849
787	if (recalc_x)	850	if (recalc_x)
788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	851	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
789	- szHint.width - 2 * TermWin.ext_bwidth);
790	if (recalc_y)	852	if (recalc_y)
791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	853	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
792	- szHint.height - 2 * TermWin.ext_bwidth);
793		854
794	TermWin.ncol = TermWin.width / TermWin.fwidth;	855	ncol = width / fwidth;
795	TermWin.nrow = TermWin.height / TermWin.fheight;	856	nrow = height / fheight;
796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	857	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797	TermWin.ncol, TermWin.nrow, szHint.width,	858	ncol, nrow, szHint.width,
798	szHint.height));	859	szHint.height));
799	return;	860	return;
800	}	861	}
801		862
802	/*----------------------------------------------------------------------*/	863	/*----------------------------------------------------------------------*/
…		…
805	* Called after a window size change.	866	* Called after a window size change.
806	*/	867	*/
807	void	868	void
808	rxvt_term::tt_winch ()	869	rxvt_term::tt_winch ()
809	{	870	{
		871	if (pty.pty < 0)
		872	return;
		873
810	struct winsize ws;	874	struct winsize ws;
811		875
812	if (cmd_fd < 0)
813	return;
814
815	ws.ws_col = TermWin.ncol;	876	ws.ws_col = ncol;
816	ws.ws_row = TermWin.nrow;	877	ws.ws_row = nrow;
817	ws.ws_xpixel = ws.ws_ypixel = 0;	878	ws.ws_xpixel = width;
818	#ifndef DEBUG_SIZE	879	ws.ws_ypixel = height;
819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	880	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
820	#else	881
821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	882	#if 0
822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	883	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
823	# ifdef SIGWINCH
824	else if (cmd_pid) /* force through to the command */	884	if (cmd_pid) /* force through to the command */
825	kill (cmd_pid, SIGWINCH);	885	kill (-cmd_pid, SIGWINCH);
826	# endif
827	#endif	886	#endif
828	}	887	}
829		888
830	/*----------------------------------------------------------------------*/	889	/*----------------------------------------------------------------------*/
831	/* rxvt_change_font () - Switch to a new font */	890	/* set_fonts () - load and set the various fonts
832	/*	891	*
833	* init = 1 - initialize	892	* init = 1 - initialize
834	*	893	*
835	* fontname == FONT_UP - switch to bigger font	894	* fontname == FONT_UP - switch to bigger font
836	* fontname == FONT_DN - switch to smaller font	895	* fontname == FONT_DN - switch to smaller font
837	*/	896	*/
838	bool	897	bool
839	rxvt_term::change_font (const char *fontname)	898	rxvt_term::set_fonts ()
840	{	899	{
841	if (fontname == FONT_UP)
842	{
843	// TODO
844	}
845	else if (fontname == FONT_DN)
846	{
847	// TODO
848	}
849	else
850	{
851	rxvt_fontset *fs = new rxvt_fontset (this);	900	rxvt_fontset *fs = new rxvt_fontset (this);
		901	rxvt_fontprop prop;
852		902
853	if (fs && fs->populate (fontname ? fontname : "fixed"))	903	if (!fs
		904	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		905	|| !fs->realize_font (1))
		906	{
		907	delete fs;
		908	return false;
		909	}
		910
		911	#if ENABLE_STYLES
		912	for (int i = RS_styleCount; --i; )
		913	if (fontset[i] != fontset[0])
		914	delete fontset[i];
		915	#endif
		916
		917	delete fontset[0];
		918	fontset[0] = fs;
		919
		920	prop = (*fs)[1]->properties ();
		921	prop.height += lineSpace;
		922	fs->set_prop (prop);
		923
		924	fwidth = prop.width;
		925	fheight = prop.height;
		926	fbase = (*fs)[1]->ascent;
		927
		928	for (int style = 1; style < 4; style++)
		929	{
		930	#if ENABLE_STYLES
		931	const char *res = rs[Rs_font + style];
		932
		933	if (res && !*res)
		934	fontset[style] = fontset[0];
		935	else
854	{	936	{
855	delete TermWin.fontset;	937	fontset[style] = fs = new rxvt_fontset (this);
856	TermWin.fontset = fs;	938	rxvt_fontprop prop2 = prop;
857	TermWin.fwidth = fs->base_font ()->width;
858	TermWin.fheight = fs->base_font ()->height;
859	TermWin.fbase = fs->base_font ()->ascent;
860		939
861	if (TermWin.parent[0])	940	if (res)
		941	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		942	else
862	{	943	{
863	resize_all_windows (0, 0, 0);	944	res = fontset[0]->fontdesc;
864	scr_remap_chars ();	945
865	scr_touch (true);	946	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		947	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
866	}	948	}
867		949
868	return true;	950	fs->populate (res);
		951	fs->set_prop (prop2);
869	}	952	}
		953	#else
		954	fontset[style] = fontset[0];
		955	#endif
		956	}
		957
		958	if (parent[0])
870	}	959	{
		960	resize_all_windows (0, 0, 0);
		961	scr_remap_chars ();
		962	scr_touch (true);
		963	}
871		964
872	return false;	965	return true;
873	}	966	}
874		967
875	bool	968	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
876	rxvt_term::font_up_down (int n, int direction)
877	{	969	{
878	return false;	970	XChangeProperty (display->display, parent[0],
		971	prop, XA_STRING, 8, PropModeReplace,
		972	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		973	}
		974
		975	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		976	{
		977	wchar_t *ws = rxvt_mbstowcs (str, len);
		978	char *s = rxvt_wcstoutf8 (ws);
		979
		980	XChangeProperty (display->display, parent[0],
		981	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		982	(const unsigned char *)s, strlen (s));
		983
		984	free (s);
		985	free (ws);
879	}	986	}
880		987
881	/*----------------------------------------------------------------------*/	988	/*----------------------------------------------------------------------*/
882	/*----------------------------------------------------------------------*/	989	/*----------------------------------------------------------------------*/
883	/* xterm sequences - title, iconName, color (exptl) */	990	/* xterm sequences - title, iconName, color (exptl) */
884	void	991	void
885	rxvt_term::set_title (const char *str)	992	rxvt_term::set_title (const char *str)
886	{	993	{
887	#ifdef SMART_WINDOW_TITLE	994	set_string_property (XA_WM_NAME, str);
888	char *name;	995	#if ENABLE_EWMH
889		996	set_utf8_property (xa[XA_NET_WM_NAME], str);
890	if (!XFetchName (display->display, TermWin.parent[0], &name))
891	name = NULL;
892
893	if (name == NULL || STRCMP (name, str))
894	#endif
895	XStoreName (display->display, TermWin.parent[0], str);
896
897	#ifdef SMART_WINDOW_TITLE
898	if (name)
899	XFree (name);
900	#endif	997	#endif
901	}	998	}
902		999
903	void	1000	void
904	rxvt_term::set_icon_name (const char *str)	1001	rxvt_term::set_icon_name (const char *str)
905	{	1002	{
906	#ifdef SMART_WINDOW_TITLE	1003	set_string_property (XA_WM_ICON_NAME, str);
907	char *name;	1004	#if ENABLE_EWMH
908		1005	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909	if (!XGetIconName (display->display, TermWin.parent[0], &name))
910	name = NULL;
911
912	if (name == NULL || STRCMP (name, str))
913	#endif
914	XSetIconName (display->display, TermWin.parent[0], str);
915
916	#ifdef SMART_WINDOW_TITLE
917	if (name)
918	XFree (name);
919	#endif	1006	#endif
920	}	1007	}
921		1008
922	#ifdef XTERM_COLOR_CHANGE	1009	#ifdef XTERM_COLOR_CHANGE
923	void	1010	void
…		…
931		1018
932	/* handle color aliases */	1019	/* handle color aliases */
933	if (isdigit (*color))	1020	if (isdigit (*color))
934	{	1021	{
935	i = atoi (color);	1022	i = atoi (color);
		1023
936	if (i >= 8 && i <= 15)	1024	if (i >= 8 && i <= 15)
937	{ /* bright colors */	1025	{ /* bright colors */
938	i -= 8;	1026	i -= 8;
939	# ifndef NO_BRIGHTCOLOR	1027	# ifndef NO_BRIGHTCOLOR
940	PixColors[idx] = PixColors[minBrightCOLOR + i];	1028	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
941	SET_PIXCOLOR (idx);	1029	SET_PIXCOLOR (idx);
942	goto Done;	1030	goto done;
943	# endif	1031	# endif
944
945	}	1032	}
		1033
946	if (i >= 0 && i <= 7)	1034	if (i >= 0 && i <= 7)
947	{ /* normal colors */	1035	{ /* normal colors */
948	PixColors[idx] = PixColors[minCOLOR + i];	1036	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949	SET_PIXCOLOR (idx);	1037	SET_PIXCOLOR (idx);
950	goto Done;	1038	goto done;
951	}	1039	}
952	}	1040	}
953		1041
954	if (!rXParseAllocColor (& xcol, color))	1042	if (!rXParseAllocColor (&xcol, color))
955	return;	1043	return;
956		1044
957	/* XStoreColor (display->display, XCMAP, XColor*); */	1045	/* XStoreColor (display->display, display->cmap, XColor*); */
958		1046
959	/*	1047	/*
960	* FIXME: should free colors here, but no idea how to do it so instead,	1048	* FIXME: should free colors here, but no idea how to do it so instead,
961	* so just keep gobbling up the colormap	1049	* so just keep gobbling up the colormap
962	*/	1050	*/
963	# if 0	1051	# if 0
964	for (i = Color_Black; i <= Color_White; i++)	1052	for (i = Color_Black; i <= Color_White; i++)
965	if (PixColors[idx] == PixColors[i])	1053	if (pix_colors[idx] == pix_colors[i])
966	break;	1054	break;
967	if (i > Color_White)	1055	if (i > Color_White)
968	{	1056	{
969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1057	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1058	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
971	DisplayPlanes (display->display, display->screen));	1059	DisplayPlanes (display->display, display->screen));
972	}	1060	}
973	# endif	1061	# endif
974		1062
975	PixColors[idx] = xcol;	1063	pix_colors_focused[idx] = xcol;
976	SET_PIXCOLOR (idx);	1064	SET_PIXCOLOR (idx);
977		1065
978	/* XSetWindowAttributes attr; */	1066	/* XSetWindowAttributes attr; */
979	/* Cursor cursor; */	1067	/* Cursor cursor; */
980	Done:	1068	done:
981	if (idx == Color_bg && ! (Options & Opt_transparent))
982	XSetWindowBackground (display->display, TermWin.vt,
983	PixColors[Color_bg]);
984		1069
		1070	#if OFF_FOCUS_FADING
		1071	if (rs[Rs_fade])
		1072	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1073	#endif
		1074
985	/* handle Color_BD, scrollbar background, etc. */	1075	/*TODO: handle Color_BD, scrollbar background, etc. */
986		1076
987	set_colorfgbg ();
988	recolour_cursor ();	1077	recolour_cursor ();
989	scr_touch (true);	1078	scr_recolour ();
990	}	1079	}
991		1080
992	#else	1081	#else
993	# define set_window_color (idx,color) ((void)0)	1082	# define set_window_color (idx,color) ((void)0)
994	#endif /* XTERM_COLOR_CHANGE */	1083	#endif /* XTERM_COLOR_CHANGE */
…		…
996	void	1085	void
997	rxvt_term::recolour_cursor ()	1086	rxvt_term::recolour_cursor ()
998	{	1087	{
999	XColor xcol[2];	1088	XColor xcol[2];
1000		1089
1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	1090	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	1091	? pix_colors_focused[Color_pointer_fg]
		1092	: pix_colors_focused[Color_fg];
		1093	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1094	? pix_colors_focused[Color_pointer_bg]
		1095	: pix_colors_focused[Color_bg];
		1096
1003	XQueryColors (display->display, XCMAP, xcol, 2);	1097	XQueryColors (display->display, display->cmap, xcol, 2);
1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1098	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1005	}	1099	}
1006		1100
1007	/*----------------------------------------------------------------------*/	1101	/*----------------------------------------------------------------------*/
1008	/*	1102	/*
1009	* find if fg/bg matches any of the normal (low-intensity) colors	1103	* find if fg/bg matches any of the normal (low-intensity) colors
1010	*/	1104	*/
1011	void	1105	void
1012	rxvt_term::set_colorfgbg ()	1106	rxvt_term::set_colorfgbg ()
1013	{	1107	{
1014	unsigned int i;	1108	unsigned int i;
1015	const char *xpmb = "\0";	1109	const char *xpmb = "\0";
1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1110	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1017		1111
1018	env_colorfgbg =
1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1112	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020	STRCPY (fstr, "default");	1113	strcpy (fstr, "default");
1021	STRCPY (bstr, "default");	1114	strcpy (bstr, "default");
1022	for (i = Color_Black; i <= Color_White; i++)	1115	for (i = Color_Black; i <= Color_White; i++)
1023	if (PixColors[Color_fg] == PixColors[i])	1116	if (pix_colors[Color_fg] == pix_colors[i])
1024	{	1117	{
1025	sprintf (fstr, "%d", (i - Color_Black));	1118	sprintf (fstr, "%d", (i - Color_Black));
1026	break;	1119	break;
1027	}	1120	}
		1121
1028	for (i = Color_Black; i <= Color_White; i++)	1122	for (i = Color_Black; i <= Color_White; i++)
1029	if (PixColors[Color_bg] == PixColors[i])	1123	if (pix_colors[Color_bg] == pix_colors[i])
1030	{	1124	{
1031	sprintf (bstr, "%d", (i - Color_Black));	1125	sprintf (bstr, "%d", (i - Color_Black));
1032	#ifdef XPM_BACKGROUND	1126	#ifdef XPM_BACKGROUND
1033	xpmb = "default;";	1127	xpmb = "default;";
1034	#endif	1128	#endif
1035	break;	1129	break;
1036	}	1130	}
1037		1131
1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1132	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039
1040	#ifndef NO_BRIGHTCOLOR
1041	colorfgbg = DEFAULT_RSTYLE;
1042	for (i = minCOLOR; i <= maxCOLOR; i++)
1043	{
1044	if (PixColors[Color_fg] == PixColors[i])
1045	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046	if (PixColors[Color_bg] == PixColors[i])
1047	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048	}
1049	#endif
1050	}	1133	}
1051		1134
1052	/*----------------------------------------------------------------------*/	1135	/*----------------------------------------------------------------------*/
1053	/*
1054	* Colour determination for low colour displays, routine from
1055	* Hans de Goede <hans@highrise.nl>
1056	*/
1057		1136
1058	int	1137	int
1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1138	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1060	{	1139	{
1061	if (!screen_in_out->set (display, colour))	1140	if (!screen_in_out->set (display, colour))
…		…
1069		1148
1070	/* -------------------------------------------------------------------- *	1149	/* -------------------------------------------------------------------- *
1071	* - WINDOW RESIZING - *	1150	* - WINDOW RESIZING - *
1072	* -------------------------------------------------------------------- */	1151	* -------------------------------------------------------------------- */
1073	void	1152	void
1074	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1153	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075	{	1154	{
1076	int fix_screen;	1155	int fix_screen;
1077
1078	#ifdef SMART_RESIZE
1079	int old_width = szHint.width, old_height = szHint.height;	1156	int old_width = szHint.width, old_height = szHint.height;
1080	#endif	1157	dDisp;
1081		1158
1082	window_calc (width, height);	1159	window_calc (newwidth, newheight);
1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1160	XSetWMNormalHints (disp, parent[0], &szHint);
		1161
1084	if (!ignoreparent)	1162	if (!ignoreparent)
1085	{	1163	{
1086	#ifdef SMART_RESIZE	1164	#ifdef SMART_RESIZE
1087	/*	1165	/*
1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1166	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1091	int x, y, x1, y1;	1169	int x, y, x1, y1;
1092	int dx, dy;	1170	int dx, dy;
1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1171	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094	Window unused_cr;	1172	Window unused_cr;
1095		1173
1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1174	XTranslateCoordinates (disp, parent[0], display->root,
1097	0, 0, &x, &y, &unused_cr);	1175	0, 0, &x, &y, &unused_cr);
1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1176	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1177	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100	/*	1178	/*
1101	* if display->root isn't the parent window, a WM will probably have offset	1179	* if display->root isn't the parent window, a WM will probably have offset
1102	* our position for handles and decorations. Counter it	1180	* our position for handles and decorations. Counter it
1103	*/	1181	*/
…		…
1105	{	1183	{
1106	x -= x1;	1184	x -= x1;
1107	y -= y1;	1185	y -= y1;
1108	}	1186	}
1109		1187
1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1188	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1189	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1112	dx = old_width - szHint.width;	1190	dx = old_width - szHint.width;
1113	dy = old_height - szHint.height;	1191	dy = old_height - szHint.height;
1114		1192
1115	/* Check position of the center of the window */	1193	/* Check position of the center of the window */
1116	if (x < x1) /* left half */	1194	if (x < x1) /* left half */
…		…
1120	if (y < y1) /* top half */	1198	if (y < y1) /* top half */
1121	dy = 0;	1199	dy = 0;
1122	else if (y == y1) /* exact center */	1200	else if (y == y1) /* exact center */
1123	dy /= 2;	1201	dy /= 2;
1124		1202
1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1203	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1126	szHint.width, szHint.height);	1204	szHint.width, szHint.height);
1127	#else	1205	#else
1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1206	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1129	szHint.height);
1130	#endif	1207	#endif
1131
1132	}	1208	}
1133		1209
1134	fix_screen = (TermWin.ncol != prev_ncol	1210	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1135	|| TermWin.nrow != prev_nrow);
1136		1211
1137	if (fix_screen || width != old_width || height != old_height)	1212	if (fix_screen || newwidth != old_width || newheight != old_height)
1138	{	1213	{
1139	if (scrollbar_visible ())	1214	if (scrollbar_visible ())
1140	{	1215	{
1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1216	XMoveResizeWindow (disp, scrollBar.win,
		1217	window_sb_x, 0,
1142	0, scrollbar_TotalWidth (), szHint.height);	1218	scrollbar_TotalWidth (), szHint.height);
1143	resize_scrollbar ();	1219	resize_scrollbar ();
1144	}	1220	}
1145		1221
1146	if (menubar_visible ())	1222	if (menubar_visible ())
1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1223	XMoveResizeWindow (disp, menuBar.win,
		1224	window_vt_x, 0,
1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1225	TermWin_TotalWidth (), menuBar_TotalHeight ());
1149		1226
1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1227	XMoveResizeWindow (disp, vt,
1151	window_vt_y, TermWin_TotalWidth (),	1228	window_vt_x, window_vt_y,
1152	TermWin_TotalHeight ());	1229	TermWin_TotalWidth (), TermWin_TotalHeight ());
1153	scr_clear (height != old_height);	1230
		1231	scr_clear ();
1154	#ifdef XPM_BACKGROUND	1232	#ifdef XPM_BACKGROUND
1155	resize_pixmap ();	1233	resize_pixmap ();
1156	#endif	1234	#endif
1157
1158	}	1235	}
1159		1236
1160	if (fix_screen || old_height == 0)	1237	if (fix_screen || old_height == 0)
1161	{	1238	{
1162	int curr_screen = -1;	1239	int curr_screen = -1;
1163	int old_ncol = prev_ncol;	1240	int old_ncol = prev_ncol;
1164		1241
1165	/* scr_reset only works on the primary screen */	1242	/* scr_reset only works on the primary screen */
1166	if (old_height) /* this is not the first time through */	1243	if (old_height) /* this is not the first time through */
1167	{	1244	{
1168	unsigned int ncol = TermWin.ncol;	1245	unsigned int ocol = ncol;
1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1246	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170	curr_screen = scr_change_screen (PRIMARY);	1247	curr_screen = scr_change_screen (PRIMARY);
1171	TermWin.ncol = ncol;	1248	ncol = ocol;
1172	}	1249	}
1173		1250
1174	scr_reset ();	1251	scr_reset ();
1175		1252
1176	if (curr_screen >= 0) /* this is not the first time through */	1253	if (curr_screen >= 0) /* this is not the first time through */
1177	{	1254	{
1178	scr_change_screen (curr_screen);	1255	scr_change_screen (curr_screen);
1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1256	selection_check (old_ncol != ncol ? 4 : 0);
1180	}	1257	}
1181	}	1258	}
1182		1259
1183	old_width = szHint.width;	1260	old_width = szHint.width;
1184	old_height = szHint.height;	1261	old_height = szHint.height;
		1262
		1263	#ifdef XPM_BACKGROUND
		1264	if (pixmap)
		1265	scr_touch (false);
		1266	#endif
1185		1267
1186	#ifdef USE_XIM	1268	#ifdef USE_XIM
1187	IMSetStatusPosition ();	1269	IMSetStatusPosition ();
1188	#endif	1270	#endif
1189	}	1271	}
…		…
1191	/*	1273	/*
1192	* Set the width/height of the vt window in characters. Units are pixels.	1274	* Set the width/height of the vt window in characters. Units are pixels.
1193	* good for toggling 80/132 columns	1275	* good for toggling 80/132 columns
1194	*/	1276	*/
1195	void	1277	void
1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1278	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197	{	1279	{
1198	XWindowAttributes wattr;	1280	XWindowAttributes wattr;
1199		1281
1200	if (width == 0 || height == 0)	1282	if (newwidth == 0 || newheight == 0)
1201	{	1283	{
1202	XGetWindowAttributes (display->display, display->root, &wattr);	1284	XGetWindowAttributes (display->display, display->root, &wattr);
		1285
1203	if (width == 0)	1286	if (newwidth == 0)
1204	width = wattr.width - szHint.base_width;	1287	newwidth = wattr.width - szHint.base_width;
1205	if (height == 0)	1288	if (newheight == 0)
1206	height = wattr.height - szHint.base_height;	1289	newheight = wattr.height - szHint.base_height;
1207	}
1208	if (width != TermWin.width || height != TermWin.height)
1209	{	1290	}
		1291
		1292	if (newwidth != width || newheight != height)
		1293	{
1210	width += szHint.base_width;	1294	newwidth += szHint.base_width;
1211	height += szHint.base_height;	1295	newheight += szHint.base_height;
1212	resize_all_windows (width, height, 0);	1296	resize_all_windows (newwidth, newheight, 0);
1213	}	1297	}
1214	}	1298	}
1215		1299
1216	/* -------------------------------------------------------------------- *	1300	/* -------------------------------------------------------------------- *
1217	* - X INPUT METHOD ROUTINES - *	1301	* - X INPUT METHOD ROUTINES - *
1218	* -------------------------------------------------------------------- */	1302	* -------------------------------------------------------------------- */
1219	#ifdef USE_XIM	1303	#ifdef USE_XIM
1220		1304
1221	void	1305	void
		1306	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1307	{
		1308	fg = pix_colors[Color_fg];
		1309	bg = pix_colors[Color_bg];
		1310	}
		1311
		1312	void
1222	rxvt_term::im_set_size (XRectangle *size)	1313	rxvt_term::im_set_size (XRectangle &size)
1223	{	1314	{
1224	size->x = TermWin.int_bwidth;	1315	// the int_bwidth terms make no sense to me
1225	size->y = TermWin.int_bwidth;	1316	size.x = int_bwidth;
1226	size->width = Width2Pixel (TermWin.ncol);	1317	size.y = int_bwidth;
1227	size->height = Height2Pixel (TermWin.nrow);	1318	size.width = Width2Pixel (ncol) + int_bwidth;
		1319	size.height = Height2Pixel (nrow) + int_bwidth;
1228	}	1320	}
1229		1321
1230	void	1322	void
1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1323	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1324	XRectangle &status_rect,
		1325	const XRectangle &needed_rect)
1232	{	1326	{
1233	*fg = PixColors[Color_fg];	1327	preedit_rect.x = needed_rect.width;
1234	*bg = PixColors[Color_bg];	1328	preedit_rect.y = 0;
		1329	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1330	preedit_rect.height = fheight;
		1331
		1332	status_rect.x = 0;
		1333	status_rect.y = 0;
		1334	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1335	status_rect.height = fheight;
1235	}	1336	}
1236		1337
1237	/* Checking whether input method is running. */	1338	/* Checking whether input method is running. */
1238	bool	1339	bool
1239	rxvt_term::IMisRunning ()	1340	rxvt_term::IMisRunning ()
1240	{	1341	{
1241	char *p;	1342	char *p;
1242	Atom atom;	1343	Atom atom;
1243	Window win;	1344	Window win;
1244	char server[IMBUFSIZ];	1345	char server[IMBUFSIZ];
1245		1346
1246	/* get current locale modifier */	1347	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1348	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1248	{	1349	{
1249	STRCPY (server, "@server=");	1350	strcpy (server, "@server=");
1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1351	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1352
1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1353	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1252	*p = '\0';	1354	*p = '\0';
1253		1355
1254	atom = XInternAtom (display->display, server, False);	1356	atom = XInternAtom (display->display, server, False);
1255	win = XGetSelectionOwner (display->display, atom);	1357	win = XGetSelectionOwner (display->display, atom);
		1358
1256	if (win != None)	1359	if (win != None)
1257	return True;	1360	return True;
1258	}	1361	}
		1362
1259	return False;	1363	return False;
1260	}	1364	}
1261		1365
1262	void	1366	void
1263	rxvt_term::IMSendSpot ()	1367	rxvt_term::IMSendSpot ()
1264	{	1368	{
1265	XPoint spot;	1369	XPoint nspot;
1266	XVaNestedList preedit_attr;	1370	XVaNestedList preedit_attr;
1267		1371
1268	if (Input_Context == NULL	1372	if (!Input_Context
		1373	|| !focus
1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1374	|| !(input_style & XIMPreeditPosition))
1270	|| ! (event_type == KeyPress
1271	|| event_type == Expose
1272	|| event_type == NoExpose
1273	|| event_type == SelectionNotify
1274	|| event_type == ButtonRelease || event_type == FocusIn)
1275	|| !IMisRunning ())
1276	return;	1375	return;
1277		1376
1278	im_set_position (&spot);	1377	im_set_position (nspot);
		1378
		1379	if (nspot.x == spot.x && nspot.y == spot.y)
		1380	return;
		1381
		1382	spot = nspot;
1279		1383
1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1384	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1385	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282	XFree (preedit_attr);	1386	XFree (preedit_attr);
1283	}	1387	}
1284		1388
1285	void	1389	void
1286	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287	XRectangle * needed_rect)
1288	{
1289	int mbh, vtx = 0;
1290
1291	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292	vtx = scrollbar_TotalWidth ();
1293
1294	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295	mbh -= TermWin.lineSpace;
1296
1297	preedit_rect->x = needed_rect->width + vtx;
1298	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301	preedit_rect->height = Height2Pixel (1);
1302
1303	status_rect->x = vtx;
1304	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307	status_rect->height = Height2Pixel (1);
1308	}
1309
1310	void
1311	rxvt_term::im_destroy ()	1390	rxvt_term::im_destroy ()
1312	{	1391	{
1313	if (Input_Context)
1314	{
1315	XDestroyIC (Input_Context);
1316	Input_Context = NULL;
1317	}
1318
1319	if (input_method)	1392	if (input_method)
1320	{	1393	{
		1394	if (Input_Context && input_method->xim)
		1395	XDestroyIC (Input_Context);
		1396
1321	display->put_xim (input_method);	1397	display->put_xim (input_method);
1322	input_method = 0;	1398	input_method = 0;
1323	}	1399	}
		1400
		1401	Input_Context = 0;
1324	}	1402	}
1325		1403
1326	/*	1404	/*
1327	* Try to open a XIM with the current modifiers, then see if we can	1405	* Try to open a XIM with the current modifiers, then see if we can
1328	* open a suitable preedit type	1406	* open a suitable preedit type
1329	*/	1407	*/
1330	bool	1408	bool
1331	rxvt_term::IM_get_IC (const char *modifiers)	1409	rxvt_term::IM_get_IC (const char *modifiers)
1332	{	1410	{
1333	int i, j, found;	1411	int i, j, found;
1334	XIM xim;	1412	XIM xim;
1335	XPoint spot;	1413	XPoint spot;
1336	XRectangle rect, status_rect, needed_rect;	1414	XRectangle rect, status_rect, needed_rect;
1337	unsigned long fg, bg;	1415	unsigned long fg, bg;
1338	const char *p;	1416	const char *p;
1339	char **s;	1417	char **s;
1340	XIMStyles *xim_styles;	1418	XIMStyles *xim_styles;
1341	XVaNestedList preedit_attr, status_attr;
1342		1419
1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1420	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344	return false;	1421	return false;
1345		1422
1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1423	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347	input_method = display->get_xim (locale, modifiers);	1424	input_method = display->get_xim (locale, modifiers);
1348	if (input_method == NULL)	1425	if (input_method == NULL)
1349	return false;	1426	return false;
1350		1427
1351	xim = input_method->xim;	1428	xim = input_method->xim;
		1429	spot.x = spot.y = -1;
1352		1430
1353	xim_styles = NULL;	1431	xim_styles = NULL;
1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1432	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355	|| !xim_styles || !xim_styles->count_styles)	1433	|| !xim_styles || !xim_styles->count_styles)
1356	{	1434	{
1357	display->put_xim (input_method);	1435	im_destroy ();
1358	return false;	1436	return false;
1359	}	1437	}
1360		1438
1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1439	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1440
		1441	for (int pi = 0; pi < 2; pi++)
		1442	{
		1443	p = pet[pi];
		1444
		1445	if (!p)
		1446	continue;
		1447
1362	s = rxvt_splitcommastring (p);	1448	s = rxvt_splitcommastring (p);
		1449
1363	for (i = found = 0; !found && s[i]; i++)	1450	for (i = found = 0; !found && s[i]; i++)
1364	{	1451	{
1365	if (!STRCMP (s[i], "OverTheSpot"))	1452	if (!strcmp (s[i], "OverTheSpot"))
1366	input_style = (XIMPreeditPosition | XIMStatusNothing);	1453	input_style = (XIMPreeditPosition | XIMStatusNothing);
1367	else if (!STRCMP (s[i], "OffTheSpot"))	1454	else if (!strcmp (s[i], "OffTheSpot"))
1368	input_style = (XIMPreeditArea | XIMStatusArea);	1455	input_style = (XIMPreeditArea | XIMStatusArea);
1369	else if (!STRCMP (s[i], "Root"))	1456	else if (!strcmp (s[i], "Root"))
1370	input_style = (XIMPreeditNothing | XIMStatusNothing);	1457	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1458	else if (!strcmp (s[i], "None"))
		1459	input_style = (XIMPreeditNone | XIMStatusNone);
1371		1460
1372	for (j = 0; j < xim_styles->count_styles; j++)	1461	for (j = 0; j < xim_styles->count_styles; j++)
1373	if (input_style == xim_styles->supported_styles[j])	1462	if (input_style == xim_styles->supported_styles[j])
1374	{	1463	{
		1464	rxvt_freecommastring (s);
		1465
1375	found = 1;	1466	found = 1;
1376	break;	1467	goto foundpet;
		1468	}
		1469
1377	}	1470	}
1378	}
1379		1471
1380	for (i = 0; s[i]; i++)	1472	rxvt_freecommastring (s);
1381	free (s[i]);	1473	}
1382		1474
1383	free (s);	1475	foundpet:
		1476
1384	XFree (xim_styles);	1477	XFree (xim_styles);
1385		1478
1386	if (!found)	1479	if (!found)
1387	{	1480	{
1388	display->put_xim (input_method);	1481	im_destroy ();
1389	return false;	1482	return false;
1390	}	1483	}
1391		1484
1392	preedit_attr = status_attr = NULL;	1485	XFontSet fs = 0;
		1486	XVaNestedList preedit_attr = 0, status_attr = 0;
		1487
		1488	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1489	{
		1490	// fake us a font-set, please
		1491	char **missing_charset_list;
		1492	int missing_charset_count;
		1493	char *def_string;
		1494	char pat[512];
		1495
		1496	sprintf (pat,
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"*",
		1503	fheight,
		1504	fheight + 1, fheight - 1,
		1505	fheight - 2, fheight + 2);
		1506
		1507	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1508	&missing_charset_list, &missing_charset_count, &def_string);
		1509
		1510	if (missing_charset_list)
		1511	XFreeStringList (missing_charset_list);
		1512
		1513	if (!fs)
		1514	{
		1515	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1516	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1517	}
		1518	}
1393		1519
1394	if (input_style & XIMPreeditPosition)	1520	if (input_style & XIMPreeditPosition)
1395	{	1521	{
1396	im_set_size (&rect);	1522	im_set_size (rect);
1397	im_set_position (&spot);	1523	im_set_position (spot);
1398	im_set_color (&fg, &bg);	1524	im_set_color (fg, bg);
1399		1525
1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1526	preedit_attr = XVaCreateNestedList (0,
		1527	XNForeground, fg,
		1528	XNBackground, bg,
		1529	XNArea, &rect,
1401	XNSpotLocation, &spot,	1530	XNSpotLocation, &spot,
1402	XNForeground, fg, XNBackground, bg,
1403	//XNFontSet, TermWin.fontset,	1531	XNFontSet, fs,
1404	NULL);	1532	NULL);
1405	}	1533	}
1406	else if (input_style & XIMPreeditArea)	1534	else if (input_style & XIMPreeditArea)
1407	{	1535	{
1408	im_set_color (&fg, &bg);	1536	im_set_color (fg, bg);
1409		1537
1410	/*	1538	/*
1411	* The necessary width of preedit area is unknown	1539	* The necessary width of preedit area is unknown
1412	* until create input context.	1540	* until create input context.
1413	*/	1541	*/
1414	needed_rect.width = 0;	1542	needed_rect.width = 0;
1415
1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1543	im_set_preedit_area (rect, status_rect, needed_rect);
1417		1544
1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1545	preedit_attr = XVaCreateNestedList (0,
		1546	XNForeground, fg,
1419	XNForeground, fg, XNBackground, bg,	1547	XNBackground, bg,
		1548	XNArea, &rect,
		1549	XNFontSet, fs,
		1550	NULL);
		1551	status_attr = XVaCreateNestedList (0,
		1552	XNForeground, fg,
		1553	XNBackground, bg,
		1554	XNArea, &status_rect,
1420	//XNFontSet, TermWin.fontset,	1555	XNFontSet, fs,
1421	NULL);	1556	NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1423	XNForeground, fg, XNBackground, bg,
1424	//XNFontSet, TermWin.fontset,
1425	NULL);
1426	}	1557	}
1427		1558
1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1559	Input_Context = XCreateIC (xim,
		1560	XNInputStyle, input_style,
1429	XNClientWindow, TermWin.parent[0],	1561	XNClientWindow, vt,
1430	XNFocusWindow, TermWin.parent[0],	1562	XNFocusWindow, parent[0],
1431	preedit_attr ? XNPreeditAttributes : NULL,	1563	preedit_attr ? XNPreeditAttributes : NULL,
1432	preedit_attr,	1564	preedit_attr,
1433	status_attr ? XNStatusAttributes : NULL,	1565	status_attr ? XNStatusAttributes : NULL,
1434	status_attr, NULL);	1566	status_attr, NULL);
		1567
1435	if (preedit_attr) XFree (preedit_attr);	1568	if (preedit_attr) XFree (preedit_attr);
1436	if (status_attr) XFree (status_attr);	1569	if (status_attr) XFree (status_attr);
		1570	if (fs) XFreeFontSet (display->display, fs);
1437		1571
1438	if (Input_Context == NULL)	1572	if (Input_Context == NULL)
1439	{	1573	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1574	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	display->put_xim (input_method);	1575	im_destroy ();
1442	return false;	1576	return false;
1443	}	1577	}
1444		1578
1445	if (input_style & XIMPreeditArea)	1579	if (input_style & XIMPreeditArea)
1446	IMSetStatusPosition ();	1580	IMSetStatusPosition ();
…		…
1450	}	1584	}
1451		1585
1452	void	1586	void
1453	rxvt_term::im_cb ()	1587	rxvt_term::im_cb ()
1454	{	1588	{
1455	int i, found, had_im;	1589	int i;
1456	const char *p;	1590	const char *p;
1457	char **s;	1591	char **s;
1458	char buf[IMBUFSIZ];	1592	char buf[IMBUFSIZ];
1459		1593
		1594	SET_R (this);
		1595
1460	im_destroy ();	1596	im_destroy ();
1461		1597
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1598	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1599	if (Input_Context)
1464	return;	1600	return;
…		…
1472	if (p && *p)	1608	if (p && *p)
1473	{	1609	{
1474	bool found = false;	1610	bool found = false;
1475		1611
1476	s = rxvt_splitcommastring (p);	1612	s = rxvt_splitcommastring (p);
		1613
1477	for (i = 0; s[i]; i++)	1614	for (i = 0; s[i]; i++)
1478	{	1615	{
1479	if (*s[i])	1616	if (*s[i])
1480	{	1617	{
1481	STRCPY (buf, "@im=");	1618	strcpy (buf, "@im=");
1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1619	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1620	if (IM_get_IC (buf))
1484	{	1621	{
1485	found = true;	1622	found = true;
1486	break;	1623	break;
1487	}	1624	}
1488	}	1625	}
1489	}	1626	}
1490	for (i = 0; s[i]; i++)	1627
1491	free (s[i]);	1628	rxvt_freecommastring (s);
1492	free (s);
1493		1629
1494	if (found)	1630	if (found)
1495	goto done;	1631	goto done;
1496	}	1632	}
1497		1633
…		…
1511	}	1647	}
1512		1648
1513	void	1649	void
1514	rxvt_term::IMSetStatusPosition ()	1650	rxvt_term::IMSetStatusPosition ()
1515	{	1651	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1652	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1653	XVaNestedList preedit_attr, status_attr;
1518		1654
1519	if (Input_Context == NULL	1655	if (!Input_Context
		1656	|| !focus
1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1657	|| !(input_style & XIMPreeditArea)
1521	|| !IMisRunning ())	1658	|| !IMisRunning ())
1522	return;	1659	return;
1523		1660
1524	/* Getting the necessary width of preedit area */	1661	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1662	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1663	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1664	XFree (status_attr);
1528		1665
1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1666	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1667	XFree (needed_rect);
1530		1668
1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1669	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1670	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533		1671
1534	XSetICValues (Input_Context,	1672	XSetICValues (Input_Context,
1535	XNPreeditAttributes, preedit_attr,	1673	XNPreeditAttributes, preedit_attr,
1536	XNStatusAttributes, status_attr, NULL);	1674	XNStatusAttributes, status_attr, NULL);
1537		1675
1538	XFree (preedit_attr);	1676	XFree (preedit_attr);
1539	XFree (status_attr);	1677	XFree (status_attr);
1540	}	1678	}
1541	#endif /* USE_XIM */	1679	#endif /* USE_XIM */

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