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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 1.155 by root, Mon Jan 2 15:35:43 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];
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;
62	}	64	}
63		65
64	#if ENABLE_COMBINING	66	#if ENABLE_COMBINING
…		…
123	return len;	125	return len;
124		126
125	}	127	}
126	#endif	128	#endif
127		129
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 ()	130	rxvt_term::rxvt_term ()
144	:	131	:
		132	#if TRANSPARENT
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
		141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
		145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		155	#endif
		156	#ifdef POINTER_BLANK
		157	pointer_ev (this, &rxvt_term::pointer_cb),
		158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
146	termwin_ev (this, &rxvt_term::x_cb),	162	termwin_ev (this, &rxvt_term::x_cb),
147	vt_ev (this, &rxvt_term::x_cb),	163	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),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
167	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
168	pty_ev (this, &rxvt_term::pty_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
169	incr_ev (this, &rxvt_term::incr_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
170	{	169	{
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		171
173	termlist.push_back (this);	172	termlist.push_back (this);
174	}
175		173
176	rxvt_term::~rxvt_term ()	174	#ifdef KEYSYM_RESOURCE
177	{	175	keyboard = new keyboard_manager;
178	termlist.erase (find (termlist.begin (), termlist.end(), this));
179		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
		185	{
180	if (cmd_fd >= 0)	186	if (cmd_pid)
181	close (cmd_fd);	187	kill (-cmd_pid, SIGHUP);
182		188
183	#ifndef NO_SETOWNER_TTYDEV
184	privileged_ttydev (RESTORE);
185	#endif
186	#ifdef UTMP_SUPPORT	189	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);	190	privileged_utmp (RESTORE);
188	#endif	191	#endif
189		192
		193	pty.put ();
		194	}
		195
		196	rxvt_term::~rxvt_term ()
		197	{
		198	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		199
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
190	delete TermWin.fontset;	209	delete fontset[0];
191		210
192	if (display)	211	if (display)
193	{	212	{
		213	dDisp;
		214
194	selection_clear ();	215	selection_clear ();
195		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
196	#ifdef MENUBAR	220	#ifdef MENUBAR
197	if (menubarGC) XFreeGC (display->display, menubarGC);	221	if (menubarGC) XFreeGC (disp, menubarGC);
198	#endif	222	#endif
199	#ifdef XTERM_SCROLLBAR	223	#ifdef XTERM_SCROLLBAR
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);	225	if (ShadowGC) XFreeGC (disp, ShadowGC);
202	#endif	226	#endif
203	#ifdef PLAIN_SCROLLBAR	227	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);	228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
205	#endif	229	#endif
206	#ifdef NEXT_SCROLLBAR	230	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);	231	if (blackGC) XFreeGC (disp, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);	232	if (whiteGC) XFreeGC (disp, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);	233	if (grayGC) XFreeGC (disp, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);	234	if (darkGC) XFreeGC (disp, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);	235	if (stippleGC) XFreeGC (disp, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);	236	if (dimple) XFreePixmap (disp, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);	237	if (upArrow) XFreePixmap (disp, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);	238	if (downArrow) XFreePixmap (disp, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);	239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);	240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
217	#endif	241	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)	242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);	243	if (topShadowGC) XFreeGC (disp, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);	244	if (botShadowGC) XFreeGC (disp, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);	245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
222	#endif	246	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);	247	if (gc) XFreeGC (disp, gc);
224		248
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)	249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	250	delete menuBar.drawable;
227	//if (menuBar.win)	251	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);	252	// XDestroyWindow (disp, menuBar.win);
229	#endif	253	#endif
230	delete TermWin.drawable;	254	delete drawable;
231	// destroy all windows	255	// destroy all windows
232	if (TermWin.parent[0])	256	if (parent[0])
233	XDestroyWindow (display->display, TermWin.parent[0]);	257	XDestroyWindow (disp, parent[0]);
234	}	258	}
235		259
236	// TODO: free pixcolours, colours should become part of rxvt_display	260	// TODO: free pixcolours, colours should become part of rxvt_display
237		261
238	delete PixColors;	262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
239		266
240	displays.put (display);	267	displays.put (display);
241		268
242	scr_release ();	269	scr_release ();
243		270
244	/* clear all resources */	271	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	273	free (allocated [i]);
247		274
248	free (selection.text);	275	free (selection.text);
249	// TODO: manage env vars in child only(!)	276	// TODO: manage env vars in child only(!)
250	free (env_windowid);	277	free (env_windowid);
251	free (env_display);	278	free (env_display);
252	free (env_term);	279	free (env_term);
253	free (env_colorfgbg);	280	free (env_colorfgbg);
254	free (locale);	281	free (locale);
255	#if 0	282	free (v_buffer);
256	free (codeset);	283	free (incr_buf);
257	#endif
258		284
259	delete envv;	285	delete envv;
260	delete argv;	286	delete argv;
		287
		288	#ifdef KEYSYM_RESOURCE
		289	delete keyboard;
		290	#endif
		291	}
		292
		293	void
		294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
261	}	300	}
262		301
263	void	302	void
264	rxvt_term::destroy ()	303	rxvt_term::destroy ()
265	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
266	if (display)	312	if (display)
267	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	#if HAVE_SCROLLBARS
		318	scrollbar_ev.stop (display);
		319	#endif
		320	#if MENUBAR
		321	menubar_ev.stop (display);
		322	#endif
		323	#if TRANSPARENT
268	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
269	termwin_ev.stop (display);	327	termwin_ev.stop (display);
270	vt_ev.stop (display);	328	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	}	329	}
282		330
283	check_ev.stop ();	331	check_ev.stop ();
284	pty_ev.stop ();	332	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
287	#endif	335	#endif
288	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	337	text_blink_ev.stop ();
290	#endif	338	#endif
		339	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		340	cont_scroll_ev.stop ();
		341	#endif
		342	#ifdef SELECTION_SCROLLING
		343	sel_scroll_ev.stop ();
		344	#endif
291	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	346	pointer_ev.stop ();
293	#endif	347	#endif
294		348
295	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
302		356
303	delete this;	357	delete this;
304	}	358	}
305		359
306	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
307	/* rxvt_init () */	361	/*
		362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		363	* TODO: if debugging, this should free up any known resources if we can
		364	*/
		365	static XErrorHandler old_xerror_handler;
		366
		367	static void
		368	rxvt_emergency_cleanup ()
		369	{
		370	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		371	(*t)->emergency_cleanup ();
		372	}
		373
		374	#if ENABLE_FRILLS
		375	static void
		376	print_x_error (Display *dpy, XErrorEvent *event)
		377	{
		378	char buffer[BUFSIZ];
		379	char mesg[BUFSIZ];
		380	char number[32];
		381	char *mtype = "XlibMessage";
		382	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		383	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		384	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		385	rxvt_warn ("%s: %s\n", mesg, buffer);
		386	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		388	sprintf(number, "%d", event->request_code);
		389	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		390	rxvt_warn ("(which is %s)\n", buffer);
		391	if (event->request_code >= 128) {
		392	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		393	mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		395	}
		396	if ((event->error_code == BadWindow) ||
		397	(event->error_code == BadPixmap) ||
		398	(event->error_code == BadCursor) ||
		399	(event->error_code == BadFont) ||
		400	(event->error_code == BadDrawable) ||
		401	(event->error_code == BadColor) ||
		402	(event->error_code == BadGC) ||
		403	(event->error_code == BadIDChoice) ||
		404	(event->error_code == BadValue) ||
		405	(event->error_code == BadAtom)) {
		406	if (event->error_code == BadValue)
		407	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		408	mesg, BUFSIZ);
		409	else if (event->error_code == BadAtom)
		410	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		411	mesg, BUFSIZ);
		412	else
		413	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		416	}
		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		420	}
		421	#endif
		422
		423	int
		424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		425	{
		426	if (GET_R->allowedxerror == -1)
		427	GET_R->allowedxerror = event->error_code;
		428	else
		429	{
		430	// GET_R is most likely not the terminal which caused the error,
		431	// so just output the error and continue
		432	#if ENABLE_FRILLS
		433	print_x_error (display, event);
		434	#else
		435	old_xerror_handler (display, event);
		436	#endif
		437	}
		438
		439	return 0;
		440	}
		441
		442	int
		443	rxvt_xioerror_handler (Display *display)
		444	{
		445	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		446	DisplayString (display));
		447	rxvt_emergency_cleanup ();
		448	_exit (EXIT_FAILURE);
		449	}
		450
		451	/*----------------------------------------------------------------------*/
308	bool	452	bool
309	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
310	{	454	{
311	SET_R (this);	455	SET_R (this);
312		456
		457	set_locale ("");
		458
313	if (!init_vars ())	459	if (!init_vars ())
314	return false;	460	return false;
315		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	#if ENABLE_PERL
		479	rxvt_perl.init ();
		480	#endif
		481
		482	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); /* initialize screen */
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#if (MENUBAR_MAX)
		501	if (menubar_visible ())
		502	XMapWindow (disp, menuBar.win);
		503	#endif
		504	#ifdef TRANSPARENT
		505	if (OPTION (Opt_transparent))
		506	{
		507	XSelectInput (disp, display->root, PropertyChangeMask);
		508	check_our_parents ();
		509	rootwin_ev.start (display, display->root);
		510	}
		511	#endif
		512
		513	XMapWindow (disp, vt);
		514	XMapWindow (disp, parent[0]);
		515
		516	set_colorfgbg ();
		517
		518	init_command (cmd_argv);
		519
		520	free (cmd_argv);
		521
		522	pty_ev.start (pty.pty, EVENT_READ);
		523
		524	check_ev.start ();
		525
		526	PERL_INVOKE ((this, HOOK_START, DT_END));
		527
		528	return true;
		529	}
		530
		531	static struct sig_handlers
		532	{
		533	sig_watcher sw_chld, sw_term, sw_int;
		534
		535	void sig_chld (sig_watcher &w)
		536	{
		537	// we are being called for every SIGCHLD, find the corresponding term
		538	int pid;
		539
		540	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		541	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		542	if (pid == (*t)->cmd_pid)
		543	{
		544	(*t)->child_exit ();
		545	break;
		546	}
		547	}
		548
		549	/*
		550	* Catch a fatal signal and tidy up before quitting
		551	*/
		552	void
		553	sig_term (sig_watcher &w)
		554	{
		555	#ifdef DEBUG_CMD
		556	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		557	#endif
		558	rxvt_emergency_cleanup ();
		559	signal (w.signum, SIG_DFL);
		560	kill (getpid (), w.signum);
		561	}
		562
		563	sig_handlers ()
		564	: sw_chld (this, &sig_handlers::sig_chld),
		565	sw_term (this, &sig_handlers::sig_term),
		566	sw_int (this, &sig_handlers::sig_term)
		567	{
		568	}
		569	} sig_handlers;
		570
		571	void
		572	rxvt_init ()
		573	{
316	/*	574	/*
317	* Save and then give up any super-user privileges	575	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.	576	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:	577	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems	578	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems	579	* 2. chown tty on some systems
322	*/	580	*/
323	privileges (SAVE);	581	rxvt_privileges (SAVE);
324	privileges (IGNORE);	582	rxvt_privileges (IGNORE);
325		583
326	init_secondary ();	584	signal (SIGHUP, SIG_IGN);
		585	signal (SIGPIPE, SIG_IGN);
327		586
328	const char **cmd_argv = init_resources (argc, argv);	587	sig_handlers.sw_chld.start (SIGCHLD);
329		588	sig_handlers.sw_term.start (SIGTERM);
330	set_locale ("");	589	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		590
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	591	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */	592	/* signal (SIGURG, SIG_DFL); */
406		593
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	594	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		595	// TODO: handle this with exceptions and tolerate the memory loss
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	596	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	}	597	}
484		598
485	/* ------------------------------------------------------------------------- *	599	/* ------------------------------------------------------------------------- *
486	* MEMORY ALLOCATION WRAPPERS *	600	* MEMORY ALLOCATION WRAPPERS *
487	* ------------------------------------------------------------------------- */	601	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */	602	void *
489	void *
490	rxvt_malloc (size_t size)	603	rxvt_malloc (size_t size)
491	{	604	{
492	void *p;
493
494	p = malloc (size);	605	void *p = malloc (size);
		606
495	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
496	return p;	610	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}	611	}
503		612
504	/* EXTPROTO */	613	void *
505	void *
506	rxvt_calloc (size_t number, size_t size)	614	rxvt_calloc (size_t number, size_t size)
507	{	615	{
508	void *p;
509
510	p = calloc (number, size);	616	void *p = calloc (number, size);
		617
511	if (p)	618	if (!p)
		619	rxvt_fatal ("memory allocation failure. aborting.\n");
		620
512	return p;	621	return p;
513
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
515	rxvt_clean_exit ();
516	exit (EXIT_FAILURE);
517	/* NOTREACHED */
518	}	622	}
519		623
520	/* EXTPROTO */
521	void *	624	void *
522	rxvt_realloc (void *ptr, size_t size)	625	rxvt_realloc (void *ptr, size_t size)
523	{	626	{
524	void *p;
525
526	if (ptr)
527	p = realloc (ptr, size);	627	void *p = realloc (ptr, size);
528	else	628
529	p = malloc (size);
530	if (p)	629	if (!p)
		630	rxvt_fatal ("memory allocation failure. aborting.\n");
		631
531	return p;	632	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}	633	}
538		634
539	/* ------------------------------------------------------------------------- *	635	/* ------------------------------------------------------------------------- *
540	* PRIVILEGED OPERATIONS *	636	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */	637	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */	638	/* take care of suid/sgid super-user (root) privileges */
543	void	639	void
544	rxvt_term::privileges (int mode)	640	rxvt_privileges (rxvt_privaction action)
545	{	641	{
		642	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		643	static uid_t euid;
		644	static gid_t egid;
		645	#endif
		646
546	#if ! defined(__CYGWIN32__)	647	#if ! defined(__CYGWIN32__)
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	648	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
548	/* setreuid () is the poor man's setuid (), seteuid () */	649	/* setreuid () is the poor man's setuid (), seteuid () */
549	# define seteuid(a) setreuid(-1, (a))	650	# define seteuid(a) setreuid(-1, (a))
550	# define setegid(a) setregid(-1, (a))	651	# define setegid(a) setregid(-1, (a))
551	# define HAVE_SETEUID	652	# define HAVE_SETEUID
552	# endif	653	# endif
553	# ifdef HAVE_SETEUID	654	# ifdef HAVE_SETEUID
554	switch (mode)	655	switch (action)
555	{	656	{
556	case IGNORE:	657	case IGNORE:
557	/*	658	/*
558	* change effective uid/gid - not real uid/gid - so we can switch	659	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required	660	* back to root later, as required
…		…
569	seteuid (euid);	670	seteuid (euid);
570	setegid (egid);	671	setegid (egid);
571	break;	672	break;
572	}	673	}
573	# else	674	# else
574	switch (mode)	675	switch (action)
575	{	676	{
576	case IGNORE:	677	case IGNORE:
577	setuid (getuid ());	678	setuid (getuid ());
578	setgid (getgid ());	679	setgid (getgid ());
579	/* FALLTHROUGH */	680	/* FALLTHROUGH */
…		…
586	#endif	687	#endif
587	}	688	}
588		689
589	#ifdef UTMP_SUPPORT	690	#ifdef UTMP_SUPPORT
590	void	691	void
591	rxvt_term::privileged_utmp (char action)	692	rxvt_term::privileged_utmp (rxvt_privaction action)
592	{	693	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	694	if (OPTION (Opt_utmpInhibit)
594	action, next_utmp_action, getpid ()));	695	|| !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;	696	return;
599		697
600	privileges (RESTORE);	698	rxvt_privileges (RESTORE);
		699
601	if (action == SAVE)	700	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);	701	makeutent (pty.name, rs[Rs_display_name]);
605	}
606	else	702	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();	703	cleanutent ();
610	}	704
611	privileges (IGNORE);	705	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	}	706	}
672	#endif	707	#endif
673		708
674	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
675	/*	710	/*
676	* window size/position calculcations for XSizeHint and other storage.	711	* window size/position calculcations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	712	* if width/height are non-zero then override calculated width/height
678	*/	713	*/
679	void	714	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	715	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	716	{
682	short recalc_x, recalc_y;	717	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	718	int x, y, sb_w, mb_h, flags;
684	unsigned int w, h;	719	unsigned int w, h;
685	unsigned int max_width, max_height;	720	unsigned int max_width, max_height;
		721	dDisp;
686		722
687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	723	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,	724	ncol, nrow, szHint.width, szHint.height));
689	szHint.height));	725
690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	726	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	727	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	728	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		729
694	recalc_x = recalc_y = 0;	730	recalc_x = recalc_y = 0;
695	flags = 0;	731	flags = 0;
		732
696	if (!parsed_geometry)	733	if (!parsed_geometry)
697	{	734	{
698	parsed_geometry = 1;	735	parsed_geometry = 1;
		736
699	if (rs[Rs_geometry])	737	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	738	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		739
701	if (flags & WidthValue)	740	if (flags & WidthValue)
702	{	741	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	742	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	743	szHint.flags |= USSize;
705	}	744	}
		745
706	if (flags & HeightValue)	746	if (flags & HeightValue)
707	{	747	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	748	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	749	szHint.flags |= USSize;
710	}	750	}
		751
711	if (flags & XValue)	752	if (flags & XValue)
712	{	753	{
713	szHint.x = x;	754	szHint.x = x;
714	szHint.flags |= USPosition;	755	szHint.flags |= USPosition;
		756
715	if (flags & XNegative)	757	if (flags & XNegative)
716	{	758	{
717	recalc_x = 1;	759	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	760	szHint.win_gravity = NorthEastGravity;
719	}	761	}
720	}	762	}
		763
721	if (flags & YValue)	764	if (flags & YValue)
722	{	765	{
723	szHint.y = y;	766	szHint.y = y;
724	szHint.flags |= USPosition;	767	szHint.flags |= USPosition;
		768
725	if (flags & YNegative)	769	if (flags & YNegative)
726	{	770	{
727	recalc_y = 1;	771	recalc_y = 1;
		772
728	if (szHint.win_gravity == NorthEastGravity)	773	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	774	szHint.win_gravity = SouthEastGravity;
730	else	775	else
731	szHint.win_gravity = SouthWestGravity;	776	szHint.win_gravity = SouthWestGravity;
732	}	777	}
733	}	778	}
734	}	779	}
735		780
736	/* TODO: BOUNDS */	781	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	782	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	783	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	784	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	785	max_height = MAX_ROWS * fheight;
741		786
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	787	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		788
744	sb_w = mb_h = 0;	789	sb_w = mb_h = 0;
745	window_vt_x = window_vt_y = 0;	790	window_vt_x = window_vt_y = int_bwidth;
		791
746	if (scrollbar_visible ())	792	if (scrollbar_visible ())
747	{	793	{
748	sb_w = scrollbar_TotalWidth ();	794	sb_w = scrollbar_TotalWidth ();
749	szHint.base_width += sb_w;	795	szHint.base_width += sb_w;
750	if (! (Options & Opt_scrollBar_right))	796	if (!OPTION (Opt_scrollBar_right))
751	window_vt_x = sb_w;	797	window_vt_x += sb_w;
752	}	798	}
		799
753	if (menubar_visible ())	800	if (menubar_visible ())
754	{	801	{
755	mb_h = menuBar_TotalHeight ();	802	mb_h = menuBar_TotalHeight ();
756	szHint.base_height += mb_h;	803	szHint.base_height += mb_h;
757	window_vt_y = mb_h;	804	window_vt_y += mb_h;
758	}	805	}
		806
759	szHint.width_inc = TermWin.fwidth;	807	szHint.width_inc = fwidth;
760	szHint.height_inc = TermWin.fheight;	808	szHint.height_inc = fheight;
761	szHint.min_width = szHint.base_width + szHint.width_inc;	809	szHint.min_width = szHint.base_width + szHint.width_inc;
762	szHint.min_height = szHint.base_height + szHint.height_inc;	810	szHint.min_height = szHint.base_height + szHint.height_inc;
763		811
764	if (width && width - szHint.base_width < max_width)	812	if (newwidth && newwidth - szHint.base_width < max_width)
765	{	813	{
766	szHint.width = width;	814	szHint.width = newwidth;
767	TermWin.width = width - szHint.base_width;	815	width = newwidth - szHint.base_width;
768	}	816	}
769	else	817	else
770	{	818	{
771	MIN_IT (TermWin.width, max_width);	819	min_it (width, max_width);
772	szHint.width = szHint.base_width + TermWin.width;	820	szHint.width = szHint.base_width + width;
773	}	821	}
		822
774	if (height && height - szHint.base_height < max_height)	823	if (newheight && newheight - szHint.base_height < max_height)
775	{	824	{
776	szHint.height = height;	825	szHint.height = newheight;
777	TermWin.height = height - szHint.base_height;	826	height = newheight - szHint.base_height;
778	}	827	}
779	else	828	else
780	{	829	{
781	MIN_IT (TermWin.height, max_height);	830	min_it (height, max_height);
782	szHint.height = szHint.base_height + TermWin.height;	831	szHint.height = szHint.base_height + height;
783	}	832	}
		833
784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	834	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
785	window_sb_x = szHint.width - sb_w;	835	window_sb_x = szHint.width - sb_w;
786		836
787	if (recalc_x)	837	if (recalc_x)
788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	838	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
789	- szHint.width - 2 * TermWin.ext_bwidth);
790	if (recalc_y)	839	if (recalc_y)
791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	840	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
792	- szHint.height - 2 * TermWin.ext_bwidth);
793		841
794	TermWin.ncol = TermWin.width / TermWin.fwidth;	842	ncol = width / fwidth;
795	TermWin.nrow = TermWin.height / TermWin.fheight;	843	nrow = height / fheight;
796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	844	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797	TermWin.ncol, TermWin.nrow, szHint.width,	845	ncol, nrow, szHint.width,
798	szHint.height));	846	szHint.height));
799	return;	847	return;
800	}	848	}
801		849
802	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
…		…
805	* Called after a window size change.	853	* Called after a window size change.
806	*/	854	*/
807	void	855	void
808	rxvt_term::tt_winch ()	856	rxvt_term::tt_winch ()
809	{	857	{
		858	if (pty.pty < 0)
		859	return;
		860
810	struct winsize ws;	861	struct winsize ws;
811		862
812	if (cmd_fd < 0)
813	return;
814
815	ws.ws_col = TermWin.ncol;	863	ws.ws_col = ncol;
816	ws.ws_row = TermWin.nrow;	864	ws.ws_row = nrow;
817	ws.ws_xpixel = ws.ws_ypixel = 0;	865	ws.ws_xpixel = width;
818	#ifndef DEBUG_SIZE	866	ws.ws_ypixel = height;
819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	867	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
820	#else	868
821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	869	#if 0
822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	870	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
823	# ifdef SIGWINCH
824	else if (cmd_pid) /* force through to the command */	871	if (cmd_pid) /* force through to the command */
825	kill (cmd_pid, SIGWINCH);	872	kill (-cmd_pid, SIGWINCH);
826	# endif
827	#endif	873	#endif
828	}	874	}
829		875
830	/*----------------------------------------------------------------------*/	876	/*----------------------------------------------------------------------*/
831	/* rxvt_change_font () - Switch to a new font */	877	/* set_fonts () - load and set the various fonts
832	/*	878	*
833	* init = 1 - initialize	879	* init = 1 - initialize
834	*	880	*
835	* fontname == FONT_UP - switch to bigger font	881	* fontname == FONT_UP - switch to bigger font
836	* fontname == FONT_DN - switch to smaller font	882	* fontname == FONT_DN - switch to smaller font
837	*/	883	*/
838	bool	884	bool
839	rxvt_term::change_font (const char *fontname)	885	rxvt_term::set_fonts ()
840	{	886	{
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);	887	rxvt_fontset *fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop;
852		889
853	if (fs && fs->populate (fontname ? fontname : "fixed"))	890	if (!fs
		891	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		892	|| !fs->realize_font (1))
		893	{
		894	delete fs;
		895	return false;
		896	}
		897
		898	#if ENABLE_STYLES
		899	for (int i = RS_styleCount; --i; )
		900	if (fontset[i] != fontset[0])
		901	delete fontset[i];
		902	#endif
		903
		904	delete fontset[0];
		905	fontset[0] = fs;
		906
		907	prop = (*fs)[1]->properties ();
		908	prop.height += lineSpace;
		909	fs->set_prop (prop);
		910
		911	fwidth = prop.width;
		912	fheight = prop.height;
		913	fbase = (*fs)[1]->ascent;
		914
		915	for (int style = 1; style < 4; style++)
		916	{
		917	#if ENABLE_STYLES
		918	const char *res = rs[Rs_font + style];
		919
		920	if (res && !*res)
		921	fontset[style] = fontset[0];
		922	else
854	{	923	{
855	delete TermWin.fontset;	924	fontset[style] = fs = new rxvt_fontset (this);
856	TermWin.fontset = fs;	925	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		926
861	if (TermWin.parent[0])	927	if (res)
		928	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		929	else
862	{	930	{
863	resize_all_windows (0, 0, 0);	931	res = fontset[0]->fontdesc;
864	scr_remap_chars ();	932
865	scr_touch (true);	933	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		934	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
866	}	935	}
867		936
868	return true;	937	fs->populate (res);
		938	fs->set_prop (prop2);
869	}	939	}
		940	#else
		941	fontset[style] = fontset[0];
		942	#endif
		943	}
		944
		945	if (parent[0])
870	}	946	{
		947	resize_all_windows (0, 0, 0);
		948	scr_remap_chars ();
		949	scr_touch (true);
		950	}
871		951
872	return false;	952	return true;
873	}	953	}
874		954
875	bool	955	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
876	rxvt_term::font_up_down (int n, int direction)
877	{	956	{
878	return false;	957	XChangeProperty (display->display, parent[0],
		958	prop, XA_STRING, 8, PropModeReplace,
		959	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		960	}
		961
		962	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		963	{
		964	wchar_t *ws = rxvt_mbstowcs (str, len);
		965	char *s = rxvt_wcstoutf8 (ws);
		966
		967	XChangeProperty (display->display, parent[0],
		968	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		969	(const unsigned char *)s, strlen (s));
		970
		971	free (s);
		972	free (ws);
879	}	973	}
880		974
881	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
882	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
883	/* xterm sequences - title, iconName, color (exptl) */	977	/* xterm sequences - title, iconName, color (exptl) */
884	void	978	void
885	rxvt_term::set_title (const char *str)	979	rxvt_term::set_title (const char *str)
886	{	980	{
887	#ifdef SMART_WINDOW_TITLE	981	set_string_property (XA_WM_NAME, str);
888	char *name;	982	#if ENABLE_EWMH
889		983	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	984	#endif
901	}	985	}
902		986
903	void	987	void
904	rxvt_term::set_icon_name (const char *str)	988	rxvt_term::set_icon_name (const char *str)
905	{	989	{
906	#ifdef SMART_WINDOW_TITLE	990	set_string_property (XA_WM_ICON_NAME, str);
907	char *name;	991	#if ENABLE_EWMH
908		992	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	993	#endif
920	}	994	}
921		995
922	#ifdef XTERM_COLOR_CHANGE	996	#ifdef XTERM_COLOR_CHANGE
923	void	997	void
…		…
931		1005
932	/* handle color aliases */	1006	/* handle color aliases */
933	if (isdigit (*color))	1007	if (isdigit (*color))
934	{	1008	{
935	i = atoi (color);	1009	i = atoi (color);
		1010
936	if (i >= 8 && i <= 15)	1011	if (i >= 8 && i <= 15)
937	{ /* bright colors */	1012	{ /* bright colors */
938	i -= 8;	1013	i -= 8;
939	# ifndef NO_BRIGHTCOLOR	1014	# ifndef NO_BRIGHTCOLOR
940	PixColors[idx] = PixColors[minBrightCOLOR + i];	1015	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
941	SET_PIXCOLOR (idx);	1016	SET_PIXCOLOR (idx);
942	goto Done;	1017	goto done;
943	# endif	1018	# endif
944
945	}	1019	}
		1020
946	if (i >= 0 && i <= 7)	1021	if (i >= 0 && i <= 7)
947	{ /* normal colors */	1022	{ /* normal colors */
948	PixColors[idx] = PixColors[minCOLOR + i];	1023	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949	SET_PIXCOLOR (idx);	1024	SET_PIXCOLOR (idx);
950	goto Done;	1025	goto done;
951	}	1026	}
952	}	1027	}
953		1028
954	if (!rXParseAllocColor (& xcol, color))	1029	if (!rXParseAllocColor (&xcol, color))
955	return;	1030	return;
956		1031
957	/* XStoreColor (display->display, XCMAP, XColor*); */	1032	/* XStoreColor (display->display, display->cmap, XColor*); */
958		1033
959	/*	1034	/*
960	* FIXME: should free colors here, but no idea how to do it so instead,	1035	* FIXME: should free colors here, but no idea how to do it so instead,
961	* so just keep gobbling up the colormap	1036	* so just keep gobbling up the colormap
962	*/	1037	*/
963	# if 0	1038	# if 0
964	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
965	if (PixColors[idx] == PixColors[i])	1040	if (pix_colors[idx] == pix_colors[i])
966	break;	1041	break;
967	if (i > Color_White)	1042	if (i > Color_White)
968	{	1043	{
969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1044	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1045	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
971	DisplayPlanes (display->display, display->screen));	1046	DisplayPlanes (display->display, display->screen));
972	}	1047	}
973	# endif	1048	# endif
974		1049
975	PixColors[idx] = xcol;	1050	pix_colors_focused[idx] = xcol;
976	SET_PIXCOLOR (idx);	1051	SET_PIXCOLOR (idx);
977		1052
978	/* XSetWindowAttributes attr; */	1053	/* XSetWindowAttributes attr; */
979	/* Cursor cursor; */	1054	/* Cursor cursor; */
980	Done:	1055	done:
981	if (idx == Color_bg && ! (Options & Opt_transparent))
982	XSetWindowBackground (display->display, TermWin.vt,
983	PixColors[Color_bg]);
984		1056
		1057	#if OFF_FOCUS_FADING
		1058	if (rs[Rs_fade])
		1059	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1060	#endif
		1061
985	/* handle Color_BD, scrollbar background, etc. */	1062	/*TODO: handle Color_BD, scrollbar background, etc. */
986		1063
987	set_colorfgbg ();
988	recolour_cursor ();	1064	recolour_cursor ();
989	scr_touch (true);	1065	scr_recolour ();
990	}	1066	}
991		1067
992	#else	1068	#else
993	# define set_window_color (idx,color) ((void)0)	1069	# define set_window_color (idx,color) ((void)0)
994	#endif /* XTERM_COLOR_CHANGE */	1070	#endif /* XTERM_COLOR_CHANGE */
…		…
996	void	1072	void
997	rxvt_term::recolour_cursor ()	1073	rxvt_term::recolour_cursor ()
998	{	1074	{
999	XColor xcol[2];	1075	XColor xcol[2];
1000		1076
1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	1077	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	1078	? pix_colors_focused[Color_pointer_fg]
		1079	: pix_colors_focused[Color_fg];
		1080	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1081	? pix_colors_focused[Color_pointer_bg]
		1082	: pix_colors_focused[Color_bg];
		1083
1003	XQueryColors (display->display, XCMAP, xcol, 2);	1084	XQueryColors (display->display, display->cmap, xcol, 2);
1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	1085	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1005	}	1086	}
1006		1087
1007	/*----------------------------------------------------------------------*/	1088	/*----------------------------------------------------------------------*/
1008	/*	1089	/*
1009	* find if fg/bg matches any of the normal (low-intensity) colors	1090	* find if fg/bg matches any of the normal (low-intensity) colors
1010	*/	1091	*/
1011	void	1092	void
1012	rxvt_term::set_colorfgbg ()	1093	rxvt_term::set_colorfgbg ()
1013	{	1094	{
1014	unsigned int i;	1095	unsigned int i;
1015	const char *xpmb = "\0";	1096	const char *xpmb = "\0";
1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1097	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1017		1098
1018	env_colorfgbg =
1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1099	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020	STRCPY (fstr, "default");	1100	strcpy (fstr, "default");
1021	STRCPY (bstr, "default");	1101	strcpy (bstr, "default");
1022	for (i = Color_Black; i <= Color_White; i++)	1102	for (i = Color_Black; i <= Color_White; i++)
1023	if (PixColors[Color_fg] == PixColors[i])	1103	if (pix_colors[Color_fg] == pix_colors[i])
1024	{	1104	{
1025	sprintf (fstr, "%d", (i - Color_Black));	1105	sprintf (fstr, "%d", (i - Color_Black));
1026	break;	1106	break;
1027	}	1107	}
		1108
1028	for (i = Color_Black; i <= Color_White; i++)	1109	for (i = Color_Black; i <= Color_White; i++)
1029	if (PixColors[Color_bg] == PixColors[i])	1110	if (pix_colors[Color_bg] == pix_colors[i])
1030	{	1111	{
1031	sprintf (bstr, "%d", (i - Color_Black));	1112	sprintf (bstr, "%d", (i - Color_Black));
1032	#ifdef XPM_BACKGROUND	1113	#ifdef XPM_BACKGROUND
1033	xpmb = "default;";	1114	xpmb = "default;";
1034	#endif	1115	#endif
1035	break;	1116	break;
1036	}	1117	}
1037		1118
1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1119	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	}	1120	}
1051		1121
1052	/*----------------------------------------------------------------------*/	1122	/*----------------------------------------------------------------------*/
1053	/*
1054	* Colour determination for low colour displays, routine from
1055	* Hans de Goede <hans@highrise.nl>
1056	*/
1057		1123
1058	int	1124	int
1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1125	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1060	{	1126	{
1061	if (!screen_in_out->set (display, colour))	1127	if (!screen_in_out->set (display, colour))
…		…
1069		1135
1070	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
1071	* - WINDOW RESIZING - *	1137	* - WINDOW RESIZING - *
1072	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
1073	void	1139	void
1074	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1140	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075	{	1141	{
1076	int fix_screen;	1142	int fix_screen;
1077
1078	#ifdef SMART_RESIZE
1079	int old_width = szHint.width, old_height = szHint.height;	1143	int old_width = szHint.width, old_height = szHint.height;
1080	#endif	1144	dDisp;
1081		1145
1082	window_calc (width, height);	1146	window_calc (newwidth, newheight);
1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1147	XSetWMNormalHints (disp, parent[0], &szHint);
		1148
1084	if (!ignoreparent)	1149	if (!ignoreparent)
1085	{	1150	{
1086	#ifdef SMART_RESIZE	1151	#ifdef SMART_RESIZE
1087	/*	1152	/*
1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1153	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1091	int x, y, x1, y1;	1156	int x, y, x1, y1;
1092	int dx, dy;	1157	int dx, dy;
1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1158	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094	Window unused_cr;	1159	Window unused_cr;
1095		1160
1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1161	XTranslateCoordinates (disp, parent[0], display->root,
1097	0, 0, &x, &y, &unused_cr);	1162	0, 0, &x, &y, &unused_cr);
1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1163	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1164	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100	/*	1165	/*
1101	* if display->root isn't the parent window, a WM will probably have offset	1166	* if display->root isn't the parent window, a WM will probably have offset
1102	* our position for handles and decorations. Counter it	1167	* our position for handles and decorations. Counter it
1103	*/	1168	*/
…		…
1105	{	1170	{
1106	x -= x1;	1171	x -= x1;
1107	y -= y1;	1172	y -= y1;
1108	}	1173	}
1109		1174
1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1175	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1176	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1112	dx = old_width - szHint.width;	1177	dx = old_width - szHint.width;
1113	dy = old_height - szHint.height;	1178	dy = old_height - szHint.height;
1114		1179
1115	/* Check position of the center of the window */	1180	/* Check position of the center of the window */
1116	if (x < x1) /* left half */	1181	if (x < x1) /* left half */
…		…
1120	if (y < y1) /* top half */	1185	if (y < y1) /* top half */
1121	dy = 0;	1186	dy = 0;
1122	else if (y == y1) /* exact center */	1187	else if (y == y1) /* exact center */
1123	dy /= 2;	1188	dy /= 2;
1124		1189
1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1190	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1126	szHint.width, szHint.height);	1191	szHint.width, szHint.height);
1127	#else	1192	#else
1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1193	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1129	szHint.height);
1130	#endif	1194	#endif
1131
1132	}	1195	}
1133		1196
1134	fix_screen = (TermWin.ncol != prev_ncol	1197	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1135	|| TermWin.nrow != prev_nrow);
1136		1198
1137	if (fix_screen || width != old_width || height != old_height)	1199	if (fix_screen || newwidth != old_width || newheight != old_height)
1138	{	1200	{
1139	if (scrollbar_visible ())	1201	if (scrollbar_visible ())
1140	{	1202	{
1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1203	XMoveResizeWindow (disp, scrollBar.win,
		1204	window_sb_x, 0,
1142	0, scrollbar_TotalWidth (), szHint.height);	1205	scrollbar_TotalWidth (), szHint.height);
1143	resize_scrollbar ();	1206	resize_scrollbar ();
1144	}	1207	}
1145		1208
1146	if (menubar_visible ())	1209	if (menubar_visible ())
1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1210	XMoveResizeWindow (disp, menuBar.win,
		1211	window_vt_x, 0,
1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1212	TermWin_TotalWidth (), menuBar_TotalHeight ());
1149		1213
1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1214	XMoveResizeWindow (disp, vt,
1151	window_vt_y, TermWin_TotalWidth (),	1215	window_vt_x, window_vt_y,
1152	TermWin_TotalHeight ());	1216	TermWin_TotalWidth (), TermWin_TotalHeight ());
1153	scr_clear (height != old_height);	1217
		1218	scr_clear ();
1154	#ifdef XPM_BACKGROUND	1219	#ifdef XPM_BACKGROUND
1155	resize_pixmap ();	1220	resize_pixmap ();
1156	#endif	1221	#endif
1157
1158	}	1222	}
1159		1223
1160	if (fix_screen || old_height == 0)	1224	if (fix_screen || old_height == 0)
1161	{	1225	{
1162	int curr_screen = -1;	1226	int curr_screen = -1;
1163	int old_ncol = prev_ncol;	1227	int old_ncol = prev_ncol;
1164		1228
1165	/* scr_reset only works on the primary screen */	1229	/* scr_reset only works on the primary screen */
1166	if (old_height) /* this is not the first time through */	1230	if (old_height) /* this is not the first time through */
1167	{	1231	{
1168	unsigned int ncol = TermWin.ncol;	1232	unsigned int ocol = ncol;
1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1233	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170	curr_screen = scr_change_screen (PRIMARY);	1234	curr_screen = scr_change_screen (PRIMARY);
1171	TermWin.ncol = ncol;	1235	ncol = ocol;
1172	}	1236	}
1173		1237
1174	scr_reset ();	1238	scr_reset ();
1175		1239
1176	if (curr_screen >= 0) /* this is not the first time through */	1240	if (curr_screen >= 0) /* this is not the first time through */
1177	{	1241	{
1178	scr_change_screen (curr_screen);	1242	scr_change_screen (curr_screen);
1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1243	selection_check (old_ncol != ncol ? 4 : 0);
1180	}	1244	}
1181	}	1245	}
1182		1246
1183	old_width = szHint.width;	1247	old_width = szHint.width;
1184	old_height = szHint.height;	1248	old_height = szHint.height;
		1249
		1250	#ifdef XPM_BACKGROUND
		1251	if (pixmap)
		1252	scr_touch (false);
		1253	#endif
1185		1254
1186	#ifdef USE_XIM	1255	#ifdef USE_XIM
1187	IMSetStatusPosition ();	1256	IMSetStatusPosition ();
1188	#endif	1257	#endif
1189	}	1258	}
…		…
1191	/*	1260	/*
1192	* Set the width/height of the vt window in characters. Units are pixels.	1261	* Set the width/height of the vt window in characters. Units are pixels.
1193	* good for toggling 80/132 columns	1262	* good for toggling 80/132 columns
1194	*/	1263	*/
1195	void	1264	void
1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1265	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197	{	1266	{
1198	XWindowAttributes wattr;	1267	XWindowAttributes wattr;
1199		1268
1200	if (width == 0 || height == 0)	1269	if (newwidth == 0 || newheight == 0)
1201	{	1270	{
1202	XGetWindowAttributes (display->display, display->root, &wattr);	1271	XGetWindowAttributes (display->display, display->root, &wattr);
		1272
1203	if (width == 0)	1273	if (newwidth == 0)
1204	width = wattr.width - szHint.base_width;	1274	newwidth = wattr.width - szHint.base_width;
1205	if (height == 0)	1275	if (newheight == 0)
1206	height = wattr.height - szHint.base_height;	1276	newheight = wattr.height - szHint.base_height;
1207	}
1208	if (width != TermWin.width || height != TermWin.height)
1209	{	1277	}
		1278
		1279	if (newwidth != width || newheight != height)
		1280	{
1210	width += szHint.base_width;	1281	newwidth += szHint.base_width;
1211	height += szHint.base_height;	1282	newheight += szHint.base_height;
1212	resize_all_windows (width, height, 0);	1283	resize_all_windows (newwidth, newheight, 0);
1213	}	1284	}
1214	}	1285	}
1215		1286
1216	/* -------------------------------------------------------------------- *	1287	/* -------------------------------------------------------------------- *
1217	* - X INPUT METHOD ROUTINES - *	1288	* - X INPUT METHOD ROUTINES - *
1218	* -------------------------------------------------------------------- */	1289	* -------------------------------------------------------------------- */
1219	#ifdef USE_XIM	1290	#ifdef USE_XIM
1220		1291
1221	void	1292	void
		1293	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1294	{
		1295	fg = pix_colors[Color_fg];
		1296	bg = pix_colors[Color_bg];
		1297	}
		1298
		1299	void
1222	rxvt_term::im_set_size (XRectangle *size)	1300	rxvt_term::im_set_size (XRectangle &size)
1223	{	1301	{
1224	size->x = TermWin.int_bwidth;	1302	// the int_bwidth terms make no sense to me
1225	size->y = TermWin.int_bwidth;	1303	size.x = int_bwidth;
1226	size->width = Width2Pixel (TermWin.ncol);	1304	size.y = int_bwidth;
1227	size->height = Height2Pixel (TermWin.nrow);	1305	size.width = Width2Pixel (ncol) + int_bwidth;
		1306	size.height = Height2Pixel (nrow) + int_bwidth;
1228	}	1307	}
1229		1308
1230	void	1309	void
1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1310	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1311	XRectangle &status_rect,
		1312	const XRectangle &needed_rect)
1232	{	1313	{
1233	*fg = PixColors[Color_fg];	1314	preedit_rect.x = needed_rect.width;
1234	*bg = PixColors[Color_bg];	1315	preedit_rect.y = 0;
		1316	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1317	preedit_rect.height = fheight;
		1318
		1319	status_rect.x = 0;
		1320	status_rect.y = 0;
		1321	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1322	status_rect.height = fheight;
1235	}	1323	}
1236		1324
1237	/* Checking whether input method is running. */	1325	/* Checking whether input method is running. */
1238	bool	1326	bool
1239	rxvt_term::IMisRunning ()	1327	rxvt_term::IMisRunning ()
1240	{	1328	{
1241	char *p;	1329	char *p;
1242	Atom atom;	1330	Atom atom;
1243	Window win;	1331	Window win;
1244	char server[IMBUFSIZ];	1332	char server[IMBUFSIZ];
1245		1333
1246	/* get current locale modifier */	1334	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1335	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1248	{	1336	{
1249	STRCPY (server, "@server=");	1337	strcpy (server, "@server=");
1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1338	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1339
1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1340	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1252	*p = '\0';	1341	*p = '\0';
1253		1342
1254	atom = XInternAtom (display->display, server, False);	1343	atom = XInternAtom (display->display, server, False);
1255	win = XGetSelectionOwner (display->display, atom);	1344	win = XGetSelectionOwner (display->display, atom);
		1345
1256	if (win != None)	1346	if (win != None)
1257	return True;	1347	return True;
1258	}	1348	}
		1349
1259	return False;	1350	return False;
1260	}	1351	}
1261		1352
1262	void	1353	void
1263	rxvt_term::IMSendSpot ()	1354	rxvt_term::IMSendSpot ()
1264	{	1355	{
1265	XPoint spot;	1356	XPoint nspot;
1266	XVaNestedList preedit_attr;	1357	XVaNestedList preedit_attr;
1267		1358
1268	if (Input_Context == NULL	1359	if (!Input_Context
		1360	|| !focus
1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1361	|| !(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;	1362	return;
1277		1363
1278	im_set_position (&spot);	1364	im_set_position (nspot);
		1365
		1366	if (nspot.x == spot.x && nspot.y == spot.y)
		1367	return;
		1368
		1369	spot = nspot;
1279		1370
1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1371	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1372	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282	XFree (preedit_attr);	1373	XFree (preedit_attr);
1283	}	1374	}
1284		1375
1285	void	1376	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 ()	1377	rxvt_term::im_destroy ()
1312	{	1378	{
1313	if (Input_Context)
1314	{
1315	XDestroyIC (Input_Context);
1316	Input_Context = NULL;
1317	}
1318
1319	if (input_method)	1379	if (input_method)
1320	{	1380	{
		1381	if (Input_Context && input_method->xim)
		1382	XDestroyIC (Input_Context);
		1383
1321	display->put_xim (input_method);	1384	display->put_xim (input_method);
1322	input_method = 0;	1385	input_method = 0;
1323	}	1386	}
		1387
		1388	Input_Context = 0;
1324	}	1389	}
1325		1390
1326	/*	1391	/*
1327	* Try to open a XIM with the current modifiers, then see if we can	1392	* Try to open a XIM with the current modifiers, then see if we can
1328	* open a suitable preedit type	1393	* open a suitable preedit type
1329	*/	1394	*/
1330	bool	1395	bool
1331	rxvt_term::IM_get_IC (const char *modifiers)	1396	rxvt_term::IM_get_IC (const char *modifiers)
1332	{	1397	{
1333	int i, j, found;	1398	int i, j, found;
1334	XIM xim;	1399	XIM xim;
1335	XPoint spot;	1400	XPoint spot;
1336	XRectangle rect, status_rect, needed_rect;	1401	XRectangle rect, status_rect, needed_rect;
1337	unsigned long fg, bg;	1402	unsigned long fg, bg;
1338	const char *p;	1403	const char *p;
1339	char **s;	1404	char **s;
1340	XIMStyles *xim_styles;	1405	XIMStyles *xim_styles;
1341	XVaNestedList preedit_attr, status_attr;
1342		1406
1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1407	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344	return false;	1408	return false;
1345		1409
1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1410	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347	input_method = display->get_xim (locale, modifiers);	1411	input_method = display->get_xim (locale, modifiers);
1348	if (input_method == NULL)	1412	if (input_method == NULL)
1349	return false;	1413	return false;
1350		1414
1351	xim = input_method->xim;	1415	xim = input_method->xim;
		1416	spot.x = spot.y = -1;
1352		1417
1353	xim_styles = NULL;	1418	xim_styles = NULL;
1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1419	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355	|| !xim_styles || !xim_styles->count_styles)	1420	|| !xim_styles || !xim_styles->count_styles)
1356	{	1421	{
1357	display->put_xim (input_method);	1422	im_destroy ();
1358	return false;	1423	return false;
1359	}	1424	}
1360		1425
1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1426	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1427
		1428	for (int pi = 0; pi < 2; pi++)
		1429	{
		1430	p = pet[pi];
		1431
		1432	if (!p)
		1433	continue;
		1434
1362	s = rxvt_splitcommastring (p);	1435	s = rxvt_splitcommastring (p);
		1436
1363	for (i = found = 0; !found && s[i]; i++)	1437	for (i = found = 0; !found && s[i]; i++)
1364	{	1438	{
1365	if (!STRCMP (s[i], "OverTheSpot"))	1439	if (!strcmp (s[i], "OverTheSpot"))
1366	input_style = (XIMPreeditPosition | XIMStatusNothing);	1440	input_style = (XIMPreeditPosition | XIMStatusNothing);
1367	else if (!STRCMP (s[i], "OffTheSpot"))	1441	else if (!strcmp (s[i], "OffTheSpot"))
1368	input_style = (XIMPreeditArea | XIMStatusArea);	1442	input_style = (XIMPreeditArea | XIMStatusArea);
1369	else if (!STRCMP (s[i], "Root"))	1443	else if (!strcmp (s[i], "Root"))
1370	input_style = (XIMPreeditNothing | XIMStatusNothing);	1444	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1445	else if (!strcmp (s[i], "None"))
		1446	input_style = (XIMPreeditNone | XIMStatusNone);
1371		1447
1372	for (j = 0; j < xim_styles->count_styles; j++)	1448	for (j = 0; j < xim_styles->count_styles; j++)
1373	if (input_style == xim_styles->supported_styles[j])	1449	if (input_style == xim_styles->supported_styles[j])
1374	{	1450	{
		1451	rxvt_freecommastring (s);
		1452
1375	found = 1;	1453	found = 1;
1376	break;	1454	goto foundpet;
		1455	}
		1456
1377	}	1457	}
1378	}
1379		1458
1380	for (i = 0; s[i]; i++)	1459	rxvt_freecommastring (s);
1381	free (s[i]);	1460	}
1382		1461
1383	free (s);	1462	foundpet:
		1463
1384	XFree (xim_styles);	1464	XFree (xim_styles);
1385		1465
1386	if (!found)	1466	if (!found)
1387	{	1467	{
1388	display->put_xim (input_method);	1468	im_destroy ();
1389	return false;	1469	return false;
1390	}	1470	}
1391		1471
1392	preedit_attr = status_attr = NULL;	1472	XFontSet fs = 0;
		1473	XVaNestedList preedit_attr = 0, status_attr = 0;
		1474
		1475	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1476	{
		1477	// fake us a font-set, please
		1478	char **missing_charset_list;
		1479	int missing_charset_count;
		1480	char *def_string;
		1481	char pat[512];
		1482
		1483	sprintf (pat,
		1484	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1485	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1486	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1487	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1488	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1489	"*",
		1490	fheight,
		1491	fheight + 1, fheight - 1,
		1492	fheight - 2, fheight + 2);
		1493
		1494	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1495	&missing_charset_list, &missing_charset_count, &def_string);
		1496
		1497	if (missing_charset_list)
		1498	XFreeStringList (missing_charset_list);
		1499
		1500	if (!fs)
		1501	{
		1502	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1503	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1504	}
		1505	}
1393		1506
1394	if (input_style & XIMPreeditPosition)	1507	if (input_style & XIMPreeditPosition)
1395	{	1508	{
1396	im_set_size (&rect);	1509	im_set_size (rect);
1397	im_set_position (&spot);	1510	im_set_position (spot);
1398	im_set_color (&fg, &bg);	1511	im_set_color (fg, bg);
1399		1512
1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1513	preedit_attr = XVaCreateNestedList (0,
		1514	XNForeground, fg,
		1515	XNBackground, bg,
		1516	XNArea, &rect,
1401	XNSpotLocation, &spot,	1517	XNSpotLocation, &spot,
1402	XNForeground, fg, XNBackground, bg,
1403	//XNFontSet, TermWin.fontset,	1518	XNFontSet, fs,
1404	NULL);	1519	NULL);
1405	}	1520	}
1406	else if (input_style & XIMPreeditArea)	1521	else if (input_style & XIMPreeditArea)
1407	{	1522	{
1408	im_set_color (&fg, &bg);	1523	im_set_color (fg, bg);
1409		1524
1410	/*	1525	/*
1411	* The necessary width of preedit area is unknown	1526	* The necessary width of preedit area is unknown
1412	* until create input context.	1527	* until create input context.
1413	*/	1528	*/
1414	needed_rect.width = 0;	1529	needed_rect.width = 0;
1415
1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1530	im_set_preedit_area (rect, status_rect, needed_rect);
1417		1531
1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1532	preedit_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
1419	XNForeground, fg, XNBackground, bg,	1534	XNBackground, bg,
		1535	XNArea, &rect,
		1536	XNFontSet, fs,
		1537	NULL);
		1538	status_attr = XVaCreateNestedList (0,
		1539	XNForeground, fg,
		1540	XNBackground, bg,
		1541	XNArea, &status_rect,
1420	//XNFontSet, TermWin.fontset,	1542	XNFontSet, fs,
1421	NULL);	1543	NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1423	XNForeground, fg, XNBackground, bg,
1424	//XNFontSet, TermWin.fontset,
1425	NULL);
1426	}	1544	}
1427		1545
1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1546	Input_Context = XCreateIC (xim,
		1547	XNInputStyle, input_style,
1429	XNClientWindow, TermWin.parent[0],	1548	XNClientWindow, vt,
1430	XNFocusWindow, TermWin.parent[0],	1549	XNFocusWindow, parent[0],
1431	preedit_attr ? XNPreeditAttributes : NULL,	1550	preedit_attr ? XNPreeditAttributes : NULL,
1432	preedit_attr,	1551	preedit_attr,
1433	status_attr ? XNStatusAttributes : NULL,	1552	status_attr ? XNStatusAttributes : NULL,
1434	status_attr, NULL);	1553	status_attr, NULL);
		1554
1435	if (preedit_attr) XFree (preedit_attr);	1555	if (preedit_attr) XFree (preedit_attr);
1436	if (status_attr) XFree (status_attr);	1556	if (status_attr) XFree (status_attr);
		1557	if (fs) XFreeFontSet (display->display, fs);
1437		1558
1438	if (Input_Context == NULL)	1559	if (Input_Context == NULL)
1439	{	1560	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1561	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	display->put_xim (input_method);	1562	im_destroy ();
1442	return false;	1563	return false;
1443	}	1564	}
1444		1565
1445	if (input_style & XIMPreeditArea)	1566	if (input_style & XIMPreeditArea)
1446	IMSetStatusPosition ();	1567	IMSetStatusPosition ();
…		…
1450	}	1571	}
1451		1572
1452	void	1573	void
1453	rxvt_term::im_cb ()	1574	rxvt_term::im_cb ()
1454	{	1575	{
1455	int i, found, had_im;	1576	int i;
1456	const char *p;	1577	const char *p;
1457	char **s;	1578	char **s;
1458	char buf[IMBUFSIZ];	1579	char buf[IMBUFSIZ];
1459		1580
		1581	SET_R (this);
		1582
1460	im_destroy ();	1583	im_destroy ();
1461		1584
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1585	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1586	if (Input_Context)
1464	return;	1587	return;
…		…
1472	if (p && *p)	1595	if (p && *p)
1473	{	1596	{
1474	bool found = false;	1597	bool found = false;
1475		1598
1476	s = rxvt_splitcommastring (p);	1599	s = rxvt_splitcommastring (p);
		1600
1477	for (i = 0; s[i]; i++)	1601	for (i = 0; s[i]; i++)
1478	{	1602	{
1479	if (*s[i])	1603	if (*s[i])
1480	{	1604	{
1481	STRCPY (buf, "@im=");	1605	strcpy (buf, "@im=");
1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1606	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1607	if (IM_get_IC (buf))
1484	{	1608	{
1485	found = true;	1609	found = true;
1486	break;	1610	break;
1487	}	1611	}
1488	}	1612	}
1489	}	1613	}
1490	for (i = 0; s[i]; i++)	1614
1491	free (s[i]);	1615	rxvt_freecommastring (s);
1492	free (s);
1493		1616
1494	if (found)	1617	if (found)
1495	goto done;	1618	goto done;
1496	}	1619	}
1497		1620
…		…
1511	}	1634	}
1512		1635
1513	void	1636	void
1514	rxvt_term::IMSetStatusPosition ()	1637	rxvt_term::IMSetStatusPosition ()
1515	{	1638	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1639	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1640	XVaNestedList preedit_attr, status_attr;
1518		1641
1519	if (Input_Context == NULL	1642	if (!Input_Context
		1643	|| !focus
1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1644	|| !(input_style & XIMPreeditArea)
1521	|| !IMisRunning ())	1645	|| !IMisRunning ())
1522	return;	1646	return;
1523		1647
1524	/* Getting the necessary width of preedit area */	1648	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1650	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1651	XFree (status_attr);
1528		1652
1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1653	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1654	XFree (needed_rect);
1530		1655
1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1656	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1657	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533		1658
1534	XSetICValues (Input_Context,	1659	XSetICValues (Input_Context,
1535	XNPreeditAttributes, preedit_attr,	1660	XNPreeditAttributes, preedit_attr,
1536	XNStatusAttributes, status_attr, NULL);	1661	XNStatusAttributes, status_attr, NULL);
1537		1662
1538	XFree (preedit_attr);	1663	XFree (preedit_attr);
1539	XFree (status_attr);	1664	XFree (status_attr);
1540	}	1665	}
1541	#endif /* USE_XIM */	1666	#endif /* USE_XIM */

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