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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.18 by pcg, Fri Dec 19 06:17:03 2003 UTC vs.
Revision 1.128 by root, Mon Jan 17 00:59:23 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.18 2003/12/19 06:17:03 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
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 "main.intpro" /* PROTOS for internal routines */
36		36
37	#include <signal.h>	37	#include <csignal>
		38	#include <cstring>
38		39
39	#ifdef TTY_GID_SUPPORT	40	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	41	# include <grp.h>
41	#endif	42	#endif
42		43
43	#ifdef HAVE_TERMIOS_H	44	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	# include <termios.h>
45	#endif	46	#endif
46		47
47	#include <cstring>	48	#ifdef KEYSYM_RESOURCE
		49	# include "keyboard.h"
		50	#endif
		51
		52	vector<rxvt_term *> rxvt_term::termlist;
48		53
49	static char curlocale[128];	54	static char curlocale[128];
50		55
51	void	56	bool
52	rxvt_set_locale (const char *locale)	57	rxvt_set_locale (const char *locale)
53	{	58	{
54	if (locale && STRNCMP (locale, curlocale, 128))	59	if (!locale || !strncmp (locale, curlocale, 128))
55	{	60	return false;
		61
56	STRNCPY (curlocale, locale, 128);	62	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	63	setlocale (LC_CTYPE, curlocale);
		64	return true;
		65	}
		66
		67	#if ENABLE_COMBINING
		68	class rxvt_composite_vec rxvt_composite;
		69
		70	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		71	{
		72	compose_char *cc;
		73
		74	// break compose chains, as stupid readline really likes to duplicate
		75	// composing characters for some reason near the end of a line.
		76	cc = (*this)[c1];
		77	while (cc)
58	}	78	{
59	}	79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
60		82
61	void *	83	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	84	for (cc = v.end (); cc-- > v.begin (); )
63	{	85	{
64	void *p = malloc (s);	86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
65		89
66	MEMSET (p, 0, s);	90	// allocate a new combination
		91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		92	{
		93	static int seen;
		94
		95	if (!seen++)
		96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		97
		98	return REPLACEMENT_CHAR;
		99	}
		100
		101	v.push_back (compose_char (c1, c2));
		102
		103	return v.size () - 1 + COMPOSE_LO;
		104	}
		105
		106	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		107	{
		108	compose_char *cc = (*this)[c];
		109
		110	if (!cc)
		111	{
		112	if (r) *r = c;
		113	return 1;
		114	}
		115
		116	int len = expand (cc->c1, r);
		117
		118	if (r) r += len;
		119
		120	if (cc->c2 != NOCHAR)
		121	{
		122	len++;
		123	if (r) *r++ = cc->c2;
		124	}
		125
67	return p;	126	return len;
68	}
69		127
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	128	}
		129	#endif
75		130
76	rxvt_term::rxvt_term ()	131	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	132	:
		133	#if TRANSPARENT
		134	rootwin_ev (this, &rxvt_term::rootwin_cb),
		135	#endif
		136	#ifdef HAVE_SCROLLBARS
		137	scrollbar_ev (this, &rxvt_term::x_cb),
		138	#endif
		139	#ifdef MENUBAR
		140	menubar_ev (this, &rxvt_term::x_cb),
		141	#endif
78	#ifdef CURSOR_BLINK	142	#ifdef CURSOR_BLINK
		143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		144	#endif
		145	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	146	text_blink_ev (this, &rxvt_term::text_blink_cb),
		147	#endif
		148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		150	#endif
		151	#ifdef SELECTION_SCROLLING
		152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		153	#endif
		154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		155	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	156	#endif
81	#ifdef POINTER_BLANK	157	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	158	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	159	#endif
		160	#ifdef USE_XIM
		161	im_ev (this, &rxvt_term::im_cb),
		162	#endif
		163	sw_term (this, &rxvt_term::sig_term),
		164	sw_chld (this, &rxvt_term::sig_chld),
		165	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	166	vt_ev (this, &rxvt_term::x_cb),
85	check_ev (this, &rxvt_term::check_cb),	167	check_ev (this, &rxvt_term::check_cb),
		168	flush_ev (this, &rxvt_term::flush_cb),
		169	destroy_ev (this, &rxvt_term::destroy_cb),
		170	pty_ev (this, &rxvt_term::pty_cb),
86	incr_ev (this, &rxvt_term::incr_cb),	171	incr_ev (this, &rxvt_term::incr_cb)
87	pty_ev (this, &rxvt_term::pty_cb)
88	{	172	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		174
		175	termlist.push_back (this);
		176
		177	#ifdef KEYSYM_RESOURCE
		178	keyboard = new keyboard_manager;
		179
		180	if (!keyboard)
		181	rxvt_fatal ("out of memory, aborting.\n");
		182	#endif
90	}	183	}
91		184
92	rxvt_term::~rxvt_term ()	185	rxvt_term::~rxvt_term ()
93	{	186	{
		187	termlist.erase (find (termlist.begin (), termlist.end(), this));
		188
		189	if (cmd_pid)
		190	kill (-cmd_pid, SIGHUP);
		191
		192	pty.put ();
		193
		194	#ifdef UTMP_SUPPORT
		195	privileged_utmp (RESTORE);
		196	#endif
		197
		198	#if ENABLE_STYLES
		199	for (int i = RS_styleCount; --i; )
		200	if (TermWin.fontset[i] != TermWin.fontset[0])
		201	delete TermWin.fontset[i];
		202	#endif
		203	delete TermWin.fontset[0];
		204
		205	if (display)
		206	{
		207	selection_clear ();
		208
		209	#ifdef USE_XIM
		210	im_destroy ();
		211	#endif
		212	#ifdef MENUBAR
		213	if (menubarGC) XFreeGC (display->display, menubarGC);
		214	#endif
		215	#ifdef XTERM_SCROLLBAR
		216	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		217	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		218	#endif
		219	#ifdef PLAIN_SCROLLBAR
		220	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		221	#endif
		222	#ifdef NEXT_SCROLLBAR
		223	if (blackGC) XFreeGC (display->display, blackGC);
		224	if (whiteGC) XFreeGC (display->display, whiteGC);
		225	if (grayGC) XFreeGC (display->display, grayGC);
		226	if (darkGC) XFreeGC (display->display, darkGC);
		227	if (stippleGC) XFreeGC (display->display, stippleGC);
		228	if (dimple) XFreePixmap (display->display, dimple);
		229	if (upArrow) XFreePixmap (display->display, upArrow);
		230	if (downArrow) XFreePixmap (display->display, downArrow);
		231	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		232	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		233	#endif
		234	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		235	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		236	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		237	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		238	#endif
		239	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		240
		241	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		242	delete menuBar.drawable;
		243	//if (menuBar.win)
		244	// XDestroyWindow (display->display, menuBar.win);
		245	#endif
		246	delete TermWin.drawable;
		247	// destroy all windows
		248	if (TermWin.parent[0])
		249	XDestroyWindow (display->display, TermWin.parent[0]);
		250	}
		251
		252	// TODO: free pixcolours, colours should become part of rxvt_display
		253
		254	delete pix_colors_focused;
		255	#ifdef OFF_FOCUS_FADING
		256	delete pix_colors_unfocused;
		257	#endif
		258
		259	displays.put (display);
		260
94	scr_release ();	261	scr_release ();
95		262
		263	/* clear all resources */
		264	for (int i = 0; i < allocated.size (); i++)
		265	free (allocated[i]);
		266
		267	free (selection.text);
		268	// TODO: manage env vars in child only(!)
		269	free (env_windowid);
		270	free (env_display);
		271	free (env_term);
		272	free (env_colorfgbg);
96	free (locale);	273	free (locale);
97	free (codeset);	274	free (v_buffer);
		275	free (incr_buf);
98		276
99	#ifndef NO_SETOWNER_TTYDEV	277	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	278	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		279
113	if (cmd_fd >= 0)	280	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	281	delete keyboard;
115		282	#endif
116	if (Xfd >= 0)
117	XCloseDisplay (Xdisplay);
118
119	delete PixColors;
120	}	283	}
121		284
122	void	285	void
123	rxvt_term::destroy ()	286	rxvt_term::destroy ()
124	{	287	{
		288	if (destroy_ev.active)
		289	return;
		290
		291	#if ENABLE_OVERLAY
		292	scr_overlay_off ();
		293	#endif
		294
		295	if (display)
		296	{
		297	#if USE_XIM
		298	im_ev.stop (display);
		299	#endif
		300	#if HAVE_SCROLLBARS
		301	scrollbar_ev.stop (display);
		302	#endif
		303	#if MENUBAR
		304	menubar_ev.stop (display);
		305	#endif
		306	#if TRANSPARENT
		307	rootwin_ev.stop (display);
		308	#endif
		309	incr_ev.stop ();
		310	termwin_ev.stop (display);
		311	vt_ev.stop (display);
		312	}
		313
125	check_ev.stop ();	314	check_ev.stop ();
126	pty_ev.stop ();	315	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	316	#ifdef CURSOR_BLINK
		317	cursor_blink_ev.stop ();
		318	#endif
		319	#ifdef TEXT_BLINK
129	blink_ev.stop ();	320	text_blink_ev.stop ();
		321	#endif
		322	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		323	cont_scroll_ev.stop ();
		324	#endif
		325	#ifdef SELECTION_SCROLLING
		326	sel_scroll_ev.stop ();
130	#endif	327	#endif
131	#ifdef POINTER_BLANK	328	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	329	pointer_ev.stop ();
133	#endif	330	#endif
134		331
…		…
142		339
143	delete this;	340	delete this;
144	}	341	}
145		342
146	/*----------------------------------------------------------------------*/	343	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	344	/* rxvt_init () */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool	345	bool
195	rxvt_term::init (int argc, const char *const *argv)	346	rxvt_term::init (int argc, const char *const *argv)
		347	{
		348	SET_R (this);
		349
		350	set_locale ("");
		351
		352	if (!init_vars ())
		353	return false;
		354
		355	init_secondary ();
		356
		357	const char **cmd_argv = init_resources (argc, argv);
		358
		359	#ifdef KEYSYM_RESOURCE
		360	keyboard->register_done ();
		361	#endif
		362
		363	#if MENUBAR_MAX
		364	menubar_read (rs[Rs_menu]);
		365	#endif
		366	#ifdef HAVE_SCROLLBARS
		367	if (options & Opt_scrollBar)
		368	scrollBar.setIdle (); /* set existence for size calculations */
		369	#endif
		370
		371	create_windows (argc, argv);
		372
		373	init_xlocale ();
		374
		375	scr_reset (); /* initialize screen */
		376
		377	#if 0
		378	XSynchronize (display->display, True);
		379	#endif
		380
		381	#ifdef HAVE_SCROLLBARS
		382	if (options & Opt_scrollBar)
		383	resize_scrollbar (); /* create and map scrollbar */
		384	#endif
		385	#if (MENUBAR_MAX)
		386	if (menubar_visible ())
		387	XMapWindow (display->display, menuBar.win);
		388	#endif
		389	#ifdef TRANSPARENT
		390	if (options & Opt_transparent)
		391	{
		392	XSelectInput (display->display, display->root, PropertyChangeMask);
		393	check_our_parents ();
		394	rootwin_ev.start (display, display->root);
		395	}
		396	#endif
		397
		398	XMapWindow (display->display, TermWin.vt);
		399	XMapWindow (display->display, TermWin.parent[0]);
		400
		401	set_colorfgbg ();
		402
		403	init_command (cmd_argv);
		404
		405	free (cmd_argv);
		406
		407	pty_ev.start (pty.pty, EVENT_READ);
		408
		409	check_ev.start ();
		410
		411	return true;
		412	}
		413
		414	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		415
		416	void
		417	rxvt_init ()
196	{	418	{
197	/*	419	/*
198	* Save and then give up any super-user privileges	420	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.	421	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:	422	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems	423	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems	424	* 2. chown tty on some systems
203	*/	425	*/
204	rxvt_privileges (this, SAVE);	426	rxvt_privileges (SAVE);
205	rxvt_privileges (this, IGNORE);	427	rxvt_privileges (IGNORE);
206		428
207	init_secondary ();	429	signal (SIGHUP, SIG_IGN);
		430	signal (SIGPIPE, SIG_IGN);
208		431
209	const char **cmd_argv = init_resources (argc, argv);	432	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		433	/* signal (SIGURG, SIG_DFL); */
210		434
211	set_locale ("");	435	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
212		436	// TODO: handle this with exceptions and tolerate the memory loss
213	#if (MENUBAR_MAX)	437	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}	438	}
266		439
267	/* ------------------------------------------------------------------------- *	440	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *	441	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */	442	* ------------------------------------------------------------------------- */
270	/*	443	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died	444	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/	445	*/
273	/* ARGSUSED */	446
274	/* EXTPROTO */	447	void
275	RETSIGTYPE	448	rxvt_term::sig_chld (sig_watcher &w)
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{	449	{
278	int pid, save_errno = errno;	450	// we are being called for every SIGCHLD, not just ours
		451	int pid;
		452
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	453	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
280	;	454	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)	455	if (pid == (*t)->cmd_pid)
285	exit (EXIT_SUCCESS);	456	{
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();	457	(*t)->destroy ();
321	}	458	break;
322		459	}
323	return 0;
324	}	460	}
325		461
326	/*----------------------------------------------------------------------*/	462	/*----------------------------------------------------------------------*/
327	/*	463	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	464	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can	465	* TODO: if debugging, this should free up any known resources if we can
330	*/	466	*/
		467	void
		468	rxvt_destroy_all ()
		469	{
		470	// TODO: rxvtd should clean up all ressources
		471	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		472	(*t)->destroy ();
		473	}
		474
		475	/*
		476	* Catch a fatal signal and tidy up before quitting
		477	*/
		478	void
		479	rxvt_term::sig_term (sig_watcher &w)
		480	{
		481	#ifdef DEBUG_CMD
		482	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		483	#endif
		484	rxvt_destroy_all ();
		485	signal (w.signum, SIG_DFL);
		486	kill (getpid (), w.signum);
		487	}
		488
331	/* EXTPROTO */	489	/* INTPROTO */
332	void	490	int
333	rxvt_clean_exit ()	491	rxvt_xerror_handler (Display *display, XErrorEvent *event)
334	{	492	{
335	dR;	493	if (GET_R->allowedxerror == -1)
336		494	GET_R->allowedxerror = event->error_code;
		495	else
		496	{
		497	old_xerror_handler (display, event);
337	R->destroy ();	498	GET_R->destroy ();
		499	}
		500
		501	return 0;
338	}	502	}
339		503
340	/* ------------------------------------------------------------------------- *	504	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	505	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	506	* ------------------------------------------------------------------------- */
		507	void *
		508	rxvt_malloc (size_t size)
		509	{
		510	void *p = malloc (size);
		511
		512	if (!p)
		513	rxvt_fatal ("memory allocation failure. aborting.\n");
		514
		515	return p;
		516	}
		517
343	/* EXTPROTO */	518	/* INTPROTO */
344	void *	519	void *
345	rxvt_malloc(size_t size)	520	rxvt_calloc (size_t number, size_t size)
346	{	521	{
347	void *p;	522	void *p = calloc (number, size);
348		523
349	p = malloc(size);
350	if (p)	524	if (!p)
		525	rxvt_fatal ("memory allocation failure. aborting.\n");
		526
351	return p;	527	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	528	}
358		529
359	/* EXTPROTO */	530	/* INTPROTO */
360	void *	531	void *
361	rxvt_calloc(size_t number, size_t size)
362	{
363	void *p;
364
365	p = calloc(number, size);
366	if (p)
367	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)	532	rxvt_realloc (void *ptr, size_t size)
378	{	533	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	534	void *p = realloc (ptr, size);
383	else	535
384	p = malloc(size);
385	if (p)	536	if (!p)
		537	rxvt_fatal ("memory allocation failure. aborting.\n");
		538
386	return p;	539	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	540	}
393		541
394	/* ------------------------------------------------------------------------- *	542	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *	543	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */	544	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */	545	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void	546	void
400	rxvt_privileges(pR_ int mode)	547	rxvt_privileges (rxvt_privaction action)
401	{	548	{
		549	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		550	static uid_t euid;
		551	static gid_t egid;
		552	#endif
		553
402	#if ! defined(__CYGWIN32__)	554	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	555	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	556	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	557	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	558	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	559	# define HAVE_SETEUID
408	# endif	560	# endif
409	# ifdef HAVE_SETEUID	561	# ifdef HAVE_SETEUID
410	switch (mode) {	562	switch (action)
		563	{
411	case IGNORE:	564	case IGNORE:
412	/*	565	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	566	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	567	* back to root later, as required
415	*/	568	*/
416	seteuid(getuid());	569	seteuid (getuid ());
417	setegid(getgid());	570	setegid (getgid ());
418	break;	571	break;
419	case SAVE:	572	case SAVE:
420	R->euid = geteuid();	573	euid = geteuid ();
421	R->egid = getegid();	574	egid = getegid ();
422	break;	575	break;
423	case RESTORE:	576	case RESTORE:
424	seteuid(R->euid);	577	seteuid (euid);
425	setegid(R->egid);	578	setegid (egid);
426	break;	579	break;
427	}	580	}
428	# else	581	# else
429	switch (mode) {	582	switch (action)
		583	{
430	case IGNORE:	584	case IGNORE:
431	setuid(getuid());	585	setuid (getuid ());
432	setgid(getgid());	586	setgid (getgid ());
433	/* FALLTHROUGH */	587	/* FALLTHROUGH */
434	case SAVE:	588	case SAVE:
435	/* FALLTHROUGH */	589	/* FALLTHROUGH */
436	case RESTORE:	590	case RESTORE:
437	break;	591	break;
438	}	592	}
439	# endif	593	# endif
440	#endif	594	#endif
441	}	595	}
442		596
443	#ifdef UTMP_SUPPORT	597	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void	598	void
446	rxvt_privileged_utmp(pR_ char action)	599	rxvt_term::privileged_utmp (rxvt_privaction action)
447	{	600	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)	601	if ((options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')	602	|| !pty.name || !*pty.name)
453	return;	603	return;
454		604
455	rxvt_privileges(aR_ RESTORE);	605	rxvt_privileges (RESTORE);
		606
456	if (action == SAVE) {	607	if (action == SAVE)
457	R->next_utmp_action = RESTORE;	608	makeutent (pty.name, rs[Rs_display_name]);
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	609	else
459	} else { /* action == RESTORE */	610	cleanutent ();
460	R->next_utmp_action = IGNORE;	611
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);	612	rxvt_privileges (IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}	613	}
519	#endif	614	#endif
520		615
521	/*----------------------------------------------------------------------*/	616	/*----------------------------------------------------------------------*/
522	/*	617	/*
…		…
524	* if width/height are non-zero then override calculated width/height	619	* if width/height are non-zero then override calculated width/height
525	*/	620	*/
526	void	621	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	622	rxvt_term::window_calc (unsigned int width, unsigned int height)
528	{	623	{
529	short recalc_x, recalc_y;	624	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	625	int x, y, sb_w, mb_h, flags;
531	unsigned int w, h;	626	unsigned int w, h;
532	unsigned int max_width, max_height;	627	unsigned int max_width, max_height;
533		628
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	629	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,	630	TermWin.ncol, TermWin.nrow, szHint.width,
536	szHint.height));	631	szHint.height));
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	632	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	633	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	634	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		635
541	recalc_x = recalc_y = 0;	636	recalc_x = recalc_y = 0;
542	flags = 0;	637	flags = 0;
543	if (!parsed_geometry) {	638	if (!parsed_geometry)
		639	{
544	parsed_geometry = 1;	640	parsed_geometry = 1;
545	if (rs[Rs_geometry])	641	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	642	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
547	if (flags & WidthValue) {	643	if (flags & WidthValue)
		644	{
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	645	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
549	szHint.flags |= USSize;	646	szHint.flags |= USSize;
550	}	647	}
551	if (flags & HeightValue) {	648	if (flags & HeightValue)
		649	{
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	650	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
553	szHint.flags |= USSize;	651	szHint.flags |= USSize;
554	}	652	}
555	if (flags & XValue) {	653	if (flags & XValue)
		654	{
556	szHint.x = x;	655	szHint.x = x;
557	szHint.flags |= USPosition;	656	szHint.flags |= USPosition;
558	if (flags & XNegative) {	657	if (flags & XNegative)
		658	{
559	recalc_x = 1;	659	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	660	szHint.win_gravity = NorthEastGravity;
561	}	661	}
562	}	662	}
563	if (flags & YValue) {	663	if (flags & YValue)
		664	{
564	szHint.y = y;	665	szHint.y = y;
565	szHint.flags |= USPosition;	666	szHint.flags |= USPosition;
566	if (flags & YNegative) {	667	if (flags & YNegative)
		668	{
567	recalc_y = 1;	669	recalc_y = 1;
568	if (szHint.win_gravity == NorthEastGravity)	670	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	671	szHint.win_gravity = SouthEastGravity;
570	else	672	else
571	szHint.win_gravity = SouthWestGravity;	673	szHint.win_gravity = SouthWestGravity;
572	}	674	}
573	}	675	}
574	}	676	}
		677
575	/* TODO: BOUNDS */	678	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	679	TermWin.width = TermWin.ncol * TermWin.fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	680	TermWin.height = TermWin.nrow * TermWin.fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	681	max_width = MAX_COLS * TermWin.fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	682	max_height = MAX_ROWS * TermWin.fheight;
580		683
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	684	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
582		685
583	sb_w = mb_h = 0;	686	sb_w = mb_h = 0;
584	window_vt_x = window_vt_y = 0;	687	window_vt_x = window_vt_y = TermWin.int_bwidth;
		688
585	if (scrollbar_visible (this)) {	689	if (scrollbar_visible ())
		690	{
586	sb_w = scrollbar_TotalWidth();	691	sb_w = scrollbar_TotalWidth ();
587	szHint.base_width += sb_w;	692	szHint.base_width += sb_w;
588	if (!(Options & Opt_scrollBar_right))	693	if (!(options & Opt_scrollBar_right))
589	window_vt_x = sb_w;	694	window_vt_x += sb_w;
590	}	695	}
		696
591	if (menubar_visible (this)) {	697	if (menubar_visible ())
		698	{
592	mb_h = menuBar_TotalHeight();	699	mb_h = menuBar_TotalHeight ();
593	szHint.base_height += mb_h;	700	szHint.base_height += mb_h;
594	window_vt_y = mb_h;	701	window_vt_y += mb_h;
595	}	702	}
		703
596	szHint.width_inc = TermWin.fwidth;	704	szHint.width_inc = TermWin.fwidth;
597	szHint.height_inc = TermWin.fheight;	705	szHint.height_inc = TermWin.fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	706	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	707	szHint.min_height = szHint.base_height + szHint.height_inc;
600		708
601	if (width && width - szHint.base_width < max_width) {	709	if (width && width - szHint.base_width < max_width)
		710	{
602	szHint.width = width;	711	szHint.width = width;
603	TermWin.width = width - szHint.base_width;	712	TermWin.width = width - szHint.base_width;
604	} else {	713	}
		714	else
		715	{
605	MIN_IT(TermWin.width, max_width);	716	MIN_IT (TermWin.width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	717	szHint.width = szHint.base_width + TermWin.width;
607	}	718	}
		719
608	if (height && height - szHint.base_height < max_height) {	720	if (height && height - szHint.base_height < max_height)
		721	{
609	szHint.height = height;	722	szHint.height = height;
610	TermWin.height = height - szHint.base_height;	723	TermWin.height = height - szHint.base_height;
611	} else {	724	}
		725	else
		726	{
612	MIN_IT(TermWin.height, max_height);	727	MIN_IT (TermWin.height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	728	szHint.height = szHint.base_height + TermWin.height;
614	}	729	}
		730
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	731	if (scrollbar_visible () && (options & Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;	732	window_sb_x = szHint.width - sb_w;
617		733
618	if (recalc_x)	734	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	735	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
620	- szHint.width - 2 * TermWin.ext_bwidth);	736	- szHint.width - 2 * TermWin.ext_bwidth);
621	if (recalc_y)	737	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	738	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
623	- szHint.height - 2 * TermWin.ext_bwidth);	739	- szHint.height - 2 * TermWin.ext_bwidth);
624		740
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	741	TermWin.ncol = TermWin.width / TermWin.fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	742	TermWin.nrow = TermWin.height / TermWin.fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	743	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,	744	TermWin.ncol, TermWin.nrow, szHint.width,
629	szHint.height));	745	szHint.height));
630	return;	746	return;
631	}	747	}
632		748
633	/*----------------------------------------------------------------------*/	749	/*----------------------------------------------------------------------*/
634	/*	750	/*
635	* Tell the teletype handler what size the window is.	751	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	752	* Called after a window size change.
637	*/	753	*/
638	void	754	void
639	rxvt_term::tt_winch ()	755	rxvt_term::tt_winch ()
640	{	756	{
641	struct winsize ws;	757	if (pty.pty < 0)
642
643	if (cmd_fd < 0)
644	return;	758	return;
		759
		760	struct winsize ws;
645		761
646	ws.ws_col = TermWin.ncol;	762	ws.ws_col = TermWin.ncol;
647	ws.ws_row = TermWin.nrow;	763	ws.ws_row = TermWin.nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	764	ws.ws_xpixel = TermWin.width;
649	#ifndef DEBUG_SIZE	765	ws.ws_ypixel = TermWin.height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	766	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
651	#else	767
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	768	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	769	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	770	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	771	kill (cmd_pid, SIGWINCH);
657	# endif
658	#endif	772	#endif
659	}	773	}
660		774
661	/*----------------------------------------------------------------------*/	775	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	776	/* set_fonts () - load and set the various fonts
663	/*	777	/*
664	* init = 1 - initialize	778	* init = 1 - initialize
665	*	779	*
666	* fontname == FONT_UP - switch to bigger font	780	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	781	* fontname == FONT_DN - switch to smaller font
668	*/	782	*/
669	/* EXTPROTO */	783	bool
670	void	784	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	785	{
673	}	786	rxvt_fontset *fs = new rxvt_fontset (this);
		787	rxvt_fontprop prop;
674		788
675	/* INTPROTO */	789	if (!fs
676	void	790	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677	rxvt_font_up_down(pR_ int n, int direction)	791	|| !fs->realize_font (1))
		792	{
		793	delete fs;
		794	return false;
		795	}
		796
		797	#if ENABLE_STYLES
		798	for (int i = RS_styleCount; --i; )
		799	if (TermWin.fontset[i] != TermWin.fontset[0])
		800	delete TermWin.fontset[i];
		801	#endif
		802
		803	delete TermWin.fontset[0];
		804	TermWin.fontset[0] = fs;
		805
		806	prop = (*fs)[1]->properties ();
		807	prop.height += TermWin.lineSpace;
		808	fs->set_prop (prop);
		809
		810	TermWin.fwidth = prop.width;
		811	TermWin.fheight = prop.height;
		812	TermWin.fweight = prop.weight;
		813	TermWin.fslant = prop.slant;
		814	TermWin.fbase = (*fs)[1]->ascent;
		815
		816	for (int style = 1; style < 4; style++)
		817	{
		818	#if ENABLE_STYLES
		819	const char *res = rs[Rs_font + style];
		820
		821	if (res && !*res)
		822	TermWin.fontset[style] = TermWin.fontset[0];
		823	else
		824	{
		825	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		826	rxvt_fontprop prop2 = prop;
		827
		828	if (res)
		829	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		830	else
		831	{
		832	res = TermWin.fontset[0]->fontdesc;
		833
		834	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		835	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		836	}
		837
		838	fs->populate (res);
		839	fs->set_prop (prop2);
		840	}
		841	#else
		842	TermWin.fontset[style] = TermWin.fontset[0];
		843	#endif
		844	}
		845
		846	if (TermWin.parent[0])
		847	{
		848	resize_all_windows (0, 0, 0);
		849	scr_remap_chars ();
		850	scr_touch (true);
		851	}
		852
		853	return true;
		854	}
		855
		856	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	857	{
		858	// TODO: SMART_WINDOW_TITLE
		859	XChangeProperty (display->display, TermWin.parent[0],
		860	prop, XA_STRING, 8, PropModeReplace,
		861	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		862	}
		863
		864	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		865	{
		866	// TODO: SMART_WINDOW_TITLE
		867	wchar_t *ws = rxvt_mbstowcs (str, len);
		868	char *s = rxvt_wcstoutf8 (ws);
		869
		870	XChangeProperty (display->display, TermWin.parent[0],
		871	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		872	(const unsigned char *)s, strlen (s));
		873
		874	free (s);
		875	free (ws);
679	}	876	}
680		877
681	/*----------------------------------------------------------------------*/	878	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	879	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	880	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	881	void
686	rxvt_set_title(pR_ const char *str)	882	rxvt_term::set_title (const char *str)
687	{	883	{
688	#ifndef SMART_WINDOW_TITLE	884	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	885	#if ENABLE_FRILLS
		886	set_utf8_property (xa[XA_NET_WM_NAME], str);
		887	#endif
		888	}
		889
		890	void
		891	rxvt_term::set_icon_name (const char *str)
		892	{
		893	set_string_property (XA_WM_ICON_NAME, str);
		894	#if ENABLE_FRILLS
		895	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		896	#endif
		897	}
		898
		899	#ifdef XTERM_COLOR_CHANGE
		900	void
		901	rxvt_term::set_window_color (int idx, const char *color)
		902	{
		903	rxvt_color xcol;
		904	int i;
		905
		906	if (color == NULL || *color == '\0')
		907	return;
		908
		909	/* handle color aliases */
		910	if (isdigit (*color))
		911	{
		912	i = atoi (color);
		913	if (i >= 8 && i <= 15)
		914	{ /* bright colors */
		915	i -= 8;
		916	# ifndef NO_BRIGHTCOLOR
		917	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		918	SET_PIXCOLOR (idx);
		919	goto Done;
		920	# endif
		921
		922	}
		923	if (i >= 0 && i <= 7)
		924	{ /* normal colors */
		925	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		926	SET_PIXCOLOR (idx);
		927	goto Done;
		928	}
		929	}
		930
		931	if (!rXParseAllocColor (& xcol, color))
		932	return;
		933
		934	/* XStoreColor (display->display, display->cmap, XColor*); */
		935
		936	/*
		937	* FIXME: should free colors here, but no idea how to do it so instead,
		938	* so just keep gobbling up the colormap
		939	*/
		940	# if 0
		941	for (i = Color_Black; i <= Color_White; i++)
		942	if (pix_colors[idx] == pix_colors[i])
		943	break;
		944	if (i > Color_White)
		945	{
		946	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		947	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		948	DisplayPlanes (display->display, display->screen));
		949	}
		950	# endif
		951
		952	pix_colors_focused[idx] = xcol;
		953	SET_PIXCOLOR (idx);
		954
		955	/* XSetWindowAttributes attr; */
		956	/* Cursor cursor; */
		957	Done:
		958	#ifdef OFF_FOCUS_FADING
		959	if (rs[Rs_fade])
		960	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		961	#endif
		962
		963	/*TODO: handle Color_BD, scrollbar background, etc. */
		964
		965	recolour_cursor ();
		966	scr_recolour ();
		967	}
		968
690	#else	969	#else
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif
700	}
701
702	/* EXTPROTO */
703	void
704	rxvt_set_iconName(pR_ const char *str)
705	{
706	#ifndef SMART_WINDOW_TITLE
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
708	#else
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif
718	}
719
720	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void
723	rxvt_set_window_color(pR_ int idx, const char *color)
724	{
725	rxvt_color xcol;
726	int i;
727
728	if (color == NULL || *color == '\0')
729	return;
730
731	/* handle color aliases */
732	if (isdigit(*color)) {
733	i = atoi(color);
734	if (i >= 8 && i <= 15) { /* bright colors */
735	i -= 8;
736	# ifndef NO_BRIGHTCOLOR
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
738	SET_PIXCOLOR(R, idx);
739	goto Done;
740	# endif
741	}
742	if (i >= 0 && i <= 7) { /* normal colors */
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	}
747	}
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751
752	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap
755	*/
756	# if 0
757	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])
759	break;
760	if (i > Color_White) {
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));
764	}
765	# endif
766
767	R->PixColors[idx] = xcol;
768	SET_PIXCOLOR(R, idx);
769
770	/* XSetWindowAttributes attr; */
771	/* Cursor cursor; */
772	Done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776
777	/* handle Color_BD, scrollbar background, etc. */
778
779	rxvt_set_colorfgbg (aR);
780	R->recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */
782	rxvt_scr_poweron (aR);
783	}
784
785	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	970	# define set_window_color (idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */	971	#endif /* XTERM_COLOR_CHANGE */
788		972
789	void	973	void
790	rxvt_term::recolour_cursor ()	974	rxvt_term::recolour_cursor ()
791	{	975	{
792	#if TODO
793	rxvt_color xcol[2];	976	XColor xcol[2];
794		977
795	xcol[0] = PixColors[Color_pointer];	978	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	979	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	980	: pix_colors_focused[Color_fg];
		981	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		982	? pix_colors_focused[Color_pointer_bg]
		983	: pix_colors_focused[Color_bg];
		984
		985	XQueryColors (display->display, display->cmap, xcol, 2);
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	986	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
799	#endif
800	}	987	}
801		988
802	/*----------------------------------------------------------------------*/	989	/*----------------------------------------------------------------------*/
803	/*	990	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	991	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	992	*/
806	/* INTPROTO */
807	void	993	void
808	rxvt_set_colorfgbg(pR)	994	rxvt_term::set_colorfgbg ()
809	{	995	{
810	unsigned int i;	996	unsigned int i;
811	const char *xpmb = "\0";	997	const char *xpmb = "\0";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	998	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		999
814	R->env_colorfgbg =
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1000	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
816	STRCPY(fstr, "default");	1001	strcpy (fstr, "default");
817	STRCPY(bstr, "default");	1002	strcpy (bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1003	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1004	if (pix_colors[Color_fg] == pix_colors[i])
		1005	{
820	sprintf(fstr, "%d", (i - Color_Black));	1006	sprintf (fstr, "%d", (i - Color_Black));
821	break;	1007	break;
822	}	1008	}
		1009
823	for (i = Color_Black; i <= Color_White; i++)	1010	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1011	if (pix_colors[Color_bg] == pix_colors[i])
		1012	{
825	sprintf(bstr, "%d", (i - Color_Black));	1013	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	1014	#ifdef XPM_BACKGROUND
827	xpmb = "default;";	1015	xpmb = "default;";
828	#endif	1016	#endif
829	break;	1017	break;
830	}	1018	}
		1019
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1020	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1021	}
844		1022
845	/*----------------------------------------------------------------------*/	1023	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1024
851	/* EXTPROTO */
852	int	1025	int
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1026	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
854	{	1027	{
855	screen_in_out->set(aR_ colour);
856
857	if (!screen_in_out->set(aR_ colour)) {	1028	if (!screen_in_out->set (display, colour))
858	rxvt_print_error("can't allocate colour: %s", colour);	1029	{
		1030	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
859	return false;	1031	return false;
860	}	1032	}
861		1033
862	return true;	1034	return true;
863	}	1035	}
864		1036
865	/* -------------------------------------------------------------------- *	1037	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1038	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1039	* -------------------------------------------------------------------- */
…		…
873	#ifdef SMART_RESIZE	1045	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;	1046	int old_width = szHint.width, old_height = szHint.height;
875	#endif	1047	#endif
876		1048
877	window_calc (width, height);	1049	window_calc (width, height);
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1050	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1051
879	if (!ignoreparent)	1052	if (!ignoreparent)
880	{	1053	{
881	#ifdef SMART_RESIZE	1054	#ifdef SMART_RESIZE
882	/*	1055	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1056	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1059	int x, y, x1, y1;
887	int dx, dy;	1060	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1061	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1062	Window unused_cr;
890		1063
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1064	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	1065	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1066	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1067	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1068	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1069	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1070	* our position for handles and decorations. Counter it
898	*/	1071	*/
899	if (x1 != x || y1 != y) {	1072	if (x1 != x || y1 != y)
		1073	{
900	x -= x1;	1074	x -= x1;
901	y -= y1;	1075	y -= y1;
902	}	1076	}
903		1077
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1078	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1079	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1080	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1081	dy = old_height - szHint.height;
908		1082
909	/* Check position of the center of the window */	1083	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1084	if (x < x1) /* left half */
911	dx = 0;	1085	dx = 0;
912	else if (x == x1) /* exact center */	1086	else if (x == x1) /* exact center */
913	dx /= 2;	1087	dx /= 2;
914	if (y < y1) /* top half */	1088	if (y < y1) /* top half */
915	dy = 0;	1089	dy = 0;
916	else if (y == y1) /* exact center */	1090	else if (y == y1) /* exact center */
917	dy /= 2;	1091	dy /= 2;
918		1092
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1093	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	1094	szHint.width, szHint.height);
921	#else	1095	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1096	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	1097	#endif
925	}	1098	}
926		1099
927	fix_screen = (TermWin.ncol != prev_ncol	1100	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
928	|| TermWin.nrow != prev_nrow);
929		1101
930	if (fix_screen || width != old_width || height != old_height)	1102	if (fix_screen || width != old_width || height != old_height)
931	{	1103	{
932	if (scrollbar_visible (this))	1104	if (scrollbar_visible ())
933	{	1105	{
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1106	XMoveResizeWindow (display->display, scrollBar.win,
		1107	window_sb_x, 0,
935	0, scrollbar_TotalWidth (), szHint.height);	1108	scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();	1109	resize_scrollbar ();
937	}	1110	}
938		1111
939	if (menubar_visible (this))	1112	if (menubar_visible ())
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1113	XMoveResizeWindow (display->display, menuBar.win,
		1114	window_vt_x, 0,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1115	TermWin_TotalWidth (), menuBar_TotalHeight ());
942		1116
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1117	XMoveResizeWindow (display->display, TermWin.vt,
944	window_vt_y, TermWin_TotalWidth (),	1118	window_vt_x, window_vt_y,
945	TermWin_TotalHeight ());	1119	TermWin_TotalWidth (), TermWin_TotalHeight ());
946	#ifdef RXVT_GRAPHICS
947	if (old_height)
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,
949	old_height - szHint.base_height);
950	#endif
951	scr_clear ();	1120	scr_clear ();
952	#ifdef XPM_BACKGROUND	1121	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);	1122	resize_pixmap ();
954	#endif	1123	#endif
955	}	1124	}
956		1125
957	if (fix_screen || old_height == 0)	1126	if (fix_screen || old_height == 0)
958	{	1127	{
959	int curr_screen = -1;	1128	int curr_screen = -1;
960	uint16_t old_ncol = prev_ncol;	1129	int old_ncol = prev_ncol;
961		1130
962	/* scr_reset only works on the primary screen */	1131	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */	1132	if (old_height) /* this is not the first time through */
		1133	{
		1134	unsigned int ncol = TermWin.ncol;
		1135	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
964	curr_screen = rxvt_scr_change_screen (this, PRIMARY);	1136	curr_screen = scr_change_screen (PRIMARY);
		1137	TermWin.ncol = ncol;
		1138	}
965		1139
966	scr_reset();	1140	scr_reset ();
967		1141
968	if (curr_screen >= 0) /* this is not the first time through */	1142	if (curr_screen >= 0) /* this is not the first time through */
969	{	1143	{
970	rxvt_scr_change_screen (this, curr_screen);	1144	scr_change_screen (curr_screen);
971	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);	1145	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
972	}	1146	}
973	}	1147	}
974		1148
975	old_width = szHint.width;	1149	old_width = szHint.width;
976	old_height = szHint.height;	1150	old_height = szHint.height;
977		1151
978	#ifdef USE_XIM	1152	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition (this);	1153	IMSetStatusPosition ();
980	#endif	1154	#endif
981	}	1155	}
982		1156
983	/*	1157	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1158	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1159	* good for toggling 80/132 columns
986	*/	1160	*/
987	/* EXTPROTO */
988	void	1161	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1162	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
990	{	1163	{
991	XWindowAttributes wattr;	1164	XWindowAttributes wattr;
992		1165
993	if (width == 0 || height == 0) {	1166	if (width == 0 || height == 0)
		1167	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1168	XGetWindowAttributes (display->display, display->root, &wattr);
995	if (width == 0)	1169	if (width == 0)
996	width = wattr.width - R->szHint.base_width;	1170	width = wattr.width - szHint.base_width;
997	if (height == 0)	1171	if (height == 0)
998	height = wattr.height - R->szHint.base_height;	1172	height = wattr.height - szHint.base_height;
999	}	1173	}
		1174
1000	if (width != R->TermWin.width || height != R->TermWin.height) {	1175	if (width != TermWin.width || height != TermWin.height)
		1176	{
1001	width += R->szHint.base_width;	1177	width += szHint.base_width;
1002	height += R->szHint.base_height;	1178	height += szHint.base_height;
1003	R->resize_all_windows (width, height, 0);	1179	resize_all_windows (width, height, 0);
1004	}	1180	}
1005	}	1181	}
1006		1182
1007	/* -------------------------------------------------------------------- *	1183	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1184	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1185	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1186	#ifdef USE_XIM
1011	void
1012	rxvt_term::set_size (XRectangle *size)
1013	{
1014	size->x = TermWin.int_bwidth;
1015	size->y = TermWin.int_bwidth;
1016	size->width = Width2Pixel(TermWin.ncol);
1017	size->height = Height2Pixel(TermWin.nrow);
1018	}
1019		1187
1020	void	1188	void
1021	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1189	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1022	{	1190	{
1023	*fg = PixColors[Color_fg];	1191	fg = pix_colors[Color_fg];
1024	*bg = PixColors[Color_bg];	1192	bg = pix_colors[Color_bg];
		1193	}
		1194
		1195	void
		1196	rxvt_term::im_set_size (XRectangle &size)
		1197	{
		1198	// the int_bwidth terms make no sense to me
		1199	size.x = TermWin.int_bwidth;
		1200	size.y = TermWin.int_bwidth;
		1201	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1202	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1203	}
		1204
		1205	void
		1206	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1207	XRectangle &status_rect,
		1208	const XRectangle &needed_rect)
		1209	{
		1210	preedit_rect.x = needed_rect.width;
		1211	preedit_rect.y = 0;
		1212	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1213	preedit_rect.height = TermWin.fheight;
		1214
		1215	status_rect.x = 0;
		1216	status_rect.y = 0;
		1217	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1218	status_rect.height = TermWin.fheight;
1025	}	1219	}
1026		1220
1027	/* Checking whether input method is running. */	1221	/* Checking whether input method is running. */
1028	/* INTPROTO */
1029	Bool	1222	bool
1030	rxvt_IMisRunning(pR)	1223	rxvt_term::IMisRunning ()
1031	{	1224	{
1032	char *p;	1225	char *p;
1033	Atom atom;	1226	Atom atom;
1034	Window win;	1227	Window win;
1035	char server[IMBUFSIZ];	1228	char server[IMBUFSIZ];
1036		1229
1037	/* get current locale modifier */	1230	/* get current locale modifier */
1038	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1231	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1232	{
1039	STRCPY(server, "@server=");	1233	strcpy (server, "@server=");
1040	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1234	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1235
1041	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1236	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1042	*p = '\0';	1237	*p = '\0';
1043		1238
1044	atom = XInternAtom(R->Xdisplay, server, False);	1239	atom = XInternAtom (display->display, server, False);
1045	win = XGetSelectionOwner(R->Xdisplay, atom);	1240	win = XGetSelectionOwner (display->display, atom);
		1241
1046	if (win != None)	1242	if (win != None)
1047	return True;	1243	return True;
1048	}	1244	}
		1245
1049	return False;	1246	return False;
1050	}	1247	}
1051		1248
1052	/* EXTPROTO */
1053	void	1249	void
1054	rxvt_IMSendSpot(pR)	1250	rxvt_term::IMSendSpot ()
1055	{	1251	{
1056	XPoint spot;	1252	XPoint nspot;
1057	XVaNestedList preedit_attr;	1253	XVaNestedList preedit_attr;
1058		1254
1059	if (R->Input_Context == NULL	1255	if (!Input_Context
		1256	|| !TermWin.focus
1060	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1257	|| !(input_style & XIMPreeditPosition))
1061	|| !(R->event_type == KeyPress
1062	|| R->event_type == Expose
1063	|| R->event_type == NoExpose
1064	|| R->event_type == SelectionNotify
1065	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1066	|| !rxvt_IMisRunning(aR))
1067	return;	1258	return;
1068		1259
1069	R->set_position (&spot);	1260	im_set_position (nspot);
1070		1261
		1262	if (nspot.x == spot.x && nspot.y == spot.y)
		1263	return;
		1264
		1265	spot = nspot;
		1266
1071	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1267	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1072	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1268	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1073	XFree(preedit_attr);	1269	XFree (preedit_attr);
1074	}	1270	}
1075		1271
1076	void	1272	void
1077	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1273	rxvt_term::im_destroy ()
1078	XRectangle * needed_rect)
1079	{	1274	{
1080	int mbh, vtx = 0;	1275	if (input_method)
		1276	{
		1277	if (Input_Context && input_method->xim)
		1278	XDestroyIC (Input_Context);
1081		1279
1082	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1280	display->put_xim (input_method);
1083	vtx = scrollbar_TotalWidth();	1281	input_method = 0;
		1282	}
1084		1283
1085	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1086	mbh -= TermWin.lineSpace;
1087
1088	preedit_rect->x = needed_rect->width + vtx;
1089	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1090
1091	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1092	preedit_rect->height = Height2Pixel(1);
1093
1094	status_rect->x = vtx;
1095	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1096
1097	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1098	status_rect->height = Height2Pixel(1);
1099	}
1100
1101	/* ARGSUSED */
1102	/* INTPROTO */
1103	void
1104	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1105	__attribute__ ((unused)), XPointer call_data
1106	__attribute__ ((unused)))
1107	{
1108	dR;
1109
1110	R->Input_Context = NULL;	1284	Input_Context = 0;
1111	/* To avoid Segmentation Fault in C locale: Solaris only? */
1112	if (STRCMP(R->locale, "C"))
1113	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1114	rxvt_IMInstantiateCallback, NULL);
1115	}	1285	}
1116		1286
1117	/*	1287	/*
1118	* Try to open a XIM with the current modifiers, then see if we can	1288	* Try to open a XIM with the current modifiers, then see if we can
1119	* open a suitable preedit type	1289	* open a suitable preedit type
1120	*/	1290	*/
1121	static Bool	1291	bool
1122	rxvt_IM_get_IC (pR)	1292	rxvt_term::IM_get_IC (const char *modifiers)
1123	{	1293	{
1124	int i, j, found;	1294	int i, j, found;
1125	XIM xim;	1295	XIM xim;
1126	XPoint spot;	1296	XPoint spot;
1127	XRectangle rect, status_rect, needed_rect;	1297	XRectangle rect, status_rect, needed_rect;
1128	unsigned long fg, bg;	1298	unsigned long fg, bg;
1129	const char *p;	1299	const char *p;
1130	char **s;	1300	char **s;
1131	XIMStyles *xim_styles;	1301	XIMStyles *xim_styles;
1132	XVaNestedList preedit_attr, status_attr;
1133	XIMCallback ximcallback;
1134		1302
		1303	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1304	return false;
		1305
1135	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1306	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1136	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1307	input_method = display->get_xim (locale, modifiers);
1137	if (xim == NULL)	1308	if (input_method == NULL)
1138	return False;	1309	return false;
1139		1310
		1311	xim = input_method->xim;
		1312	spot.x = spot.y = -1;
		1313
1140	xim_styles = NULL;	1314	xim_styles = NULL;
1141	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1315	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1142	|| !xim_styles || !xim_styles->count_styles) {	1316	|| !xim_styles || !xim_styles->count_styles)
1143	XCloseIM(xim);	1317	{
		1318	im_destroy ();
1144	return False;	1319	return false;
		1320	}
		1321
		1322	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1323
		1324	for (int pi = 0; pi < 2; pi++)
1145	}	1325	{
		1326	p = pet[pi];
1146		1327
1147	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1328	if (!p)
1148	: "OverTheSpot,OffTheSpot,Root";	1329	continue;
		1330
1149	s = rxvt_splitcommastring(p);	1331	s = rxvt_splitcommastring (p);
		1332
1150	for (i = found = 0; !found && s[i]; i++) {	1333	for (i = found = 0; !found && s[i]; i++)
		1334	{
1151	if (!STRCMP(s[i], "OverTheSpot"))	1335	if (!strcmp (s[i], "OverTheSpot"))
1152	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1336	input_style = (XIMPreeditPosition | XIMStatusNothing);
1153	else if (!STRCMP(s[i], "OffTheSpot"))	1337	else if (!strcmp (s[i], "OffTheSpot"))
1154	R->input_style = (XIMPreeditArea | XIMStatusArea);	1338	input_style = (XIMPreeditArea | XIMStatusArea);
1155	else if (!STRCMP(s[i], "Root"))	1339	else if (!strcmp (s[i], "Root"))
1156	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1340	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1341	else if (!strcmp (s[i], "None"))
		1342	input_style = (XIMPreeditNone | XIMStatusNone);
1157		1343
1158	for (j = 0; j < xim_styles->count_styles; j++)	1344	for (j = 0; j < xim_styles->count_styles; j++)
1159	if (R->input_style == xim_styles->supported_styles[j]) {	1345	if (input_style == xim_styles->supported_styles[j])
		1346	{
		1347	rxvt_freecommastring (s);
		1348
1160	found = 1;	1349	found = 1;
1161	break;	1350	goto foundpet;
1162	}	1351	}
		1352
		1353	}
		1354
		1355	rxvt_freecommastring (s);
1163	}	1356	}
1164	for (i = 0; s[i]; i++)	1357
1165	free(s[i]);	1358	foundpet:
1166	free(s);	1359
1167	XFree(xim_styles);	1360	XFree (xim_styles);
1168		1361
1169	if (!found) {	1362	if (!found)
1170	XCloseIM(xim);	1363	{
		1364	im_destroy ();
1171	return False;	1365	return false;
		1366	}
		1367
		1368	XFontSet fs = 0;
		1369	XVaNestedList preedit_attr = 0, status_attr = 0;
		1370
		1371	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1172	}	1372	{
		1373	// fake us a font-set, please
		1374	char **missing_charset_list;
		1375	int missing_charset_count;
		1376	char *def_string;
		1377	char pat[512];
1173		1378
1174	ximcallback.callback = rxvt_IMDestroyCallback;	1379	sprintf (pat,
		1380	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1381	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1382	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1383	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1384	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1385	"*",
		1386	TermWin.fheight,
		1387	TermWin.fheight + 1, TermWin.fheight - 1,
		1388	TermWin.fheight - 2, TermWin.fheight + 2);
1175		1389
1176	/* XXX: not sure why we need this (as well as IC one below) */	1390	fs = XCreateFontSet (display->display, pat,
1177	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1391	&missing_charset_list, &missing_charset_count, &def_string);
1178		1392
1179	preedit_attr = status_attr = NULL;	1393	if (missing_charset_list)
		1394	XFreeStringList (missing_charset_list);
1180		1395
		1396	if (!fs)
		1397	{
		1398	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1399	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1400	}
		1401	}
		1402
1181	if (R->input_style & XIMPreeditPosition) {	1403	if (input_style & XIMPreeditPosition)
		1404	{
1182	R->set_size (&rect);	1405	im_set_size (rect);
1183	R->set_position (&spot);	1406	im_set_position (spot);
1184	R->set_color (&fg, &bg);	1407	im_set_color (fg, bg);
1185		1408
1186	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1409	preedit_attr = XVaCreateNestedList (0,
		1410	XNForeground, fg,
		1411	XNBackground, bg,
		1412	XNArea, &rect,
1187	XNSpotLocation, &spot,	1413	XNSpotLocation, &spot,
1188	XNForeground, fg, XNBackground, bg,
1189	//XNFontSet, R->TermWin.fontset,	1414	XNFontSet, fs,
1190	NULL);
1191	} else if (R->input_style & XIMPreeditArea) {
1192	R->set_color (&fg, &bg);
1193
1194	/*
1195	* The necessary width of preedit area is unknown
1196	* until create input context.
1197	*/
1198	needed_rect.width = 0;
1199
1200	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1201
1202	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1203	XNForeground, fg, XNBackground, bg,
1204	//XNFontSet, R->TermWin.fontset,
1205	NULL);
1206	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1207	XNForeground, fg, XNBackground, bg,
1208	//XNFontSet, R->TermWin.fontset,
1209	NULL);	1415	NULL);
1210	}	1416	}
1211	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1417	else if (input_style & XIMPreeditArea)
		1418	{
		1419	im_set_color (fg, bg);
		1420
		1421	/*
		1422	* The necessary width of preedit area is unknown
		1423	* until create input context.
		1424	*/
		1425	needed_rect.width = 0;
		1426	im_set_preedit_area (rect, status_rect, needed_rect);
		1427
		1428	preedit_attr = XVaCreateNestedList (0,
		1429	XNForeground, fg,
		1430	XNBackground, bg,
		1431	XNArea, &rect,
		1432	XNFontSet, fs,
		1433	NULL);
		1434	status_attr = XVaCreateNestedList (0,
		1435	XNForeground, fg,
		1436	XNBackground, bg,
		1437	XNArea, &status_rect,
		1438	XNFontSet, fs,
		1439	NULL);
		1440	}
		1441
		1442	Input_Context = XCreateIC (xim,
		1443	XNInputStyle, input_style,
1212	XNClientWindow, R->TermWin.parent[0],	1444	XNClientWindow, TermWin.vt,
1213	XNFocusWindow, R->TermWin.parent[0],	1445	XNFocusWindow, TermWin.parent[0],
1214	XNDestroyCallback, &ximcallback,
1215	preedit_attr ? XNPreeditAttributes : NULL,	1446	preedit_attr ? XNPreeditAttributes : NULL,
1216	preedit_attr,	1447	preedit_attr,
1217	status_attr ? XNStatusAttributes : NULL,	1448	status_attr ? XNStatusAttributes : NULL,
1218	status_attr, NULL);	1449	status_attr, NULL);
1219	if (preedit_attr)	1450
1220	XFree(preedit_attr);	1451	if (preedit_attr) XFree (preedit_attr);
1221	if (status_attr)	1452	if (status_attr) XFree (status_attr);
1222	XFree(status_attr);	1453	if (fs) XFreeFontSet (display->display, fs);
		1454
1223	if (R->Input_Context == NULL) {	1455	if (Input_Context == NULL)
1224	rxvt_print_error("failed to create input context");	1456	{
1225	XCloseIM(xim);	1457	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1458	im_destroy ();
1226	return False;	1459	return false;
1227	}	1460	}
		1461
1228	if (R->input_style & XIMPreeditArea)	1462	if (input_style & XIMPreeditArea)
1229	rxvt_IMSetStatusPosition(aR);	1463	IMSetStatusPosition ();
		1464
1230	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1465	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1231	return True;	1466	return true;
1232	}	1467	}
1233		1468
1234	/*
1235	* X manual pages and include files don't match on some systems:
1236	* some think this is an XIDProc and others an XIMProc so we can't
1237	* use the first argument - need to update this to be nice for
1238	* both types via some sort of configure detection
1239	*/
1240	/* ARGSUSED */
1241	/* EXTPROTO */
1242	void	1469	void
1243	rxvt_IMInstantiateCallback(Display * unused	1470	rxvt_term::im_cb ()
1244	__attribute__ ((unused)), XPointer client_data
1245	__attribute__ ((unused)), XPointer call_data
1246	__attribute__ ((unused)))
1247	{	1471	{
1248	dR;
1249	int i, found, had_im;	1472	int i, found, had_im;
1250	const char *p;	1473	const char *p;
1251	char **s;	1474	char **s;
1252	char buf[IMBUFSIZ];	1475	char buf[IMBUFSIZ];
1253		1476
		1477	im_destroy ();
		1478
1254	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1479	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1255	if (R->Input_Context)	1480	if (Input_Context)
1256	return;	1481	return;
1257		1482
1258	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1483	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1259	if (R->rs[Rs_imLocale])	1484	if (rs[Rs_imLocale])
1260	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1485	SET_LOCALE (rs[Rs_imLocale]);
1261	#endif	1486	#endif
1262		1487
1263	p = R->rs[Rs_inputMethod];	1488	p = rs[Rs_inputMethod];
1264	if (p && *p)	1489	if (p && *p)
1265	{	1490	{
1266	bool found = false;	1491	bool found = false;
1267		1492
1268	s = rxvt_splitcommastring (p);	1493	s = rxvt_splitcommastring (p);
		1494
1269	for (i = 0; s[i]; i++)	1495	for (i = 0; s[i]; i++)
1270	{	1496	{
1271	if (*s[i])	1497	if (*s[i])
1272	{	1498	{
1273	STRCPY (buf, "@im=");	1499	strcpy (buf, "@im=");
1274	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1500	strncat (buf, s[i], IMBUFSIZ - 5);
1275	if ((p = XSetLocaleModifiers (buf)) && *p	1501	if (IM_get_IC (buf))
1276	&& rxvt_IM_get_IC (aR))
1277	{	1502	{
1278	found = true;	1503	found = true;
1279	break;	1504	break;
1280	}	1505	}
1281	}	1506	}
1282	}	1507	}
1283	for (i = 0; s[i]; i++)	1508
1284	free(s[i]);	1509	rxvt_freecommastring (s);
1285	free(s);
1286		1510
1287	if (found)	1511	if (found)
1288	goto done;	1512	goto done;
1289	}	1513	}
1290		1514
1291	/* try with XMODIFIERS env. var. */	1515	/* try with XMODIFIERS env. var. */
1292	if ((p = XSetLocaleModifiers ("")) && *p	1516	if (IM_get_IC (""))
1293	&& rxvt_IM_get_IC (aR))
1294	goto done;	1517	goto done;
1295		1518
1296	/* try with no modifiers base IF the user didn't specify an IM */	1519	/* try with no modifiers base IF the user didn't specify an IM */
1297	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1520	if (IM_get_IC ("@im=none"))
1298	&& rxvt_IM_get_IC (aR) == True)
1299	goto done;	1521	goto done;
1300		1522
1301	done:	1523	done:
1302	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1524	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1303	if (R->rs[Rs_imLocale])	1525	if (rs[Rs_imLocale])
1304	setlocale (LC_CTYPE, R->locale);	1526	SET_LOCALE (locale);
1305	#endif	1527	#endif
1306	}	1528	}
1307		1529
1308	/* EXTPROTO */
1309	void	1530	void
1310	rxvt_IMSetStatusPosition(pR)	1531	rxvt_term::IMSetStatusPosition ()
1311	{	1532	{
1312	XRectangle preedit_rect, status_rect, *needed_rect;	1533	XRectangle preedit_rect, status_rect, *needed_rect;
1313	XVaNestedList preedit_attr, status_attr;	1534	XVaNestedList preedit_attr, status_attr;
1314		1535
1315	if (R->Input_Context == NULL	1536	if (!Input_Context
		1537	|| !TermWin.focus
1316	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1538	|| !(input_style & XIMPreeditArea)
1317	|| !rxvt_IMisRunning(aR))	1539	|| !IMisRunning ())
1318	return;	1540	return;
1319		1541
1320	/* Getting the necessary width of preedit area */	1542	/* Getting the necessary width of preedit area */
1321	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1543	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1322	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1544	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1323	XFree(status_attr);	1545	XFree (status_attr);
1324		1546
1325	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1547	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1548	XFree (needed_rect);
1326		1549
1327	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1328	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1329		1552
1330	XSetICValues(R->Input_Context,	1553	XSetICValues (Input_Context,
1331	XNPreeditAttributes, preedit_attr,	1554	XNPreeditAttributes, preedit_attr,
1332	XNStatusAttributes, status_attr, NULL);	1555	XNStatusAttributes, status_attr, NULL);
1333		1556
1334	XFree(preedit_attr);	1557	XFree (preedit_attr);
1335	XFree(status_attr);	1558	XFree (status_attr);
1336	}	1559	}
1337	#endif /* USE_XIM */	1560	#endif /* USE_XIM */
1338		1561
1339	/*----------------------------------------------------------------------*/	1562	/*----------------------------------------------------------------------*/
1340	rxvt_t rxvt_current_term;	1563	rxvt_t rxvt_current_term;

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