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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.29 by pcg, Wed Feb 11 08:13:45 2004 UTC vs.
Revision 1.263 by ayin, Thu Nov 22 15:07:10 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
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
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
35		37
		38	#include <limits>
		39
36	#include <signal.h>	40	#include <csignal>
37		41	#include <cstring>
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41		42
42	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	44	# include <termios.h>
44	#endif	45	#endif
45		46
46	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
		53	# endif
		54	#endif
47		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
48	static char curlocale[128];	61	static char curlocale[128], savelocale[128];
49		62
50	void	63	bool
51	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
52	{	65	{
53	if (locale && STRNCMP (locale, curlocale, 128))	66	int size = strlen (locale) + 1;
54	{	67
55	STRNCPY (curlocale, locale, 128);	68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
		71	if (!locale || !memcmp (locale, curlocale, size))
		72	return false;
		73
		74	memcpy (curlocale, locale, size);
56	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
57	}	76	return true;
58	}	77	}
59		78
60	void *	79	void
61	rxvt_term::operator new (size_t s)	80	rxvt_push_locale (const char *locale) NOTHROW
62	{	81	{
63	void *p = malloc (s);	82	strcpy (savelocale, curlocale);
		83	rxvt_set_locale (locale);
		84	}
64		85
65	MEMSET (p, 0, s);	86	void
		87	rxvt_pop_locale () NOTHROW
		88	{
		89	rxvt_set_locale (savelocale);
		90	}
		91
		92	#if ENABLE_COMBINING
		93	class rxvt_composite_vec rxvt_composite;
		94
		95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		96	{
		97	compose_char *cc;
		98
		99	// break compose chains, as stupid readline really likes to duplicate
		100	// composing characters for some reason near the end of a line.
		101	cc = (*this)[c1];
		102	while (cc)
		103	{
		104	if (cc->c2 == c2) return c1;
		105	cc = (*this)[cc->c1];
		106	}
		107
		108	// check to see wether this combination already exists otherwise
		109	for (cc = v.end (); cc-- > v.begin (); )
		110	{
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113	}
		114
		115	// allocate a new combination
		116	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		117	{
		118	static int seen;
		119
		120	if (!seen++)
		121	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		122
		123	return REPLACEMENT_CHAR;
		124	}
		125
		126	v.push_back (compose_char (c1, c2));
		127
		128	return v.size () - 1 + COMPOSE_LO;
		129	}
		130
		131	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		132	{
		133	compose_char *cc = (*this)[c];
		134
		135	if (!cc)
		136	{
		137	if (r) *r = c;
		138	return 1;
		139	}
		140
		141	int len = expand (cc->c1, r);
		142
		143	if (r) r += len;
		144
		145	if (cc->c2 != NOCHAR)
		146	{
		147	len++;
		148	if (r) *r++ = cc->c2;
		149	}
		150
66	return p;	151	return len;
67	}
68		152
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	153	}
		154	#endif
74		155
75	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
76	:	157	:
		158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	rootwin_ev (this, &rxvt_term::rootwin_cb),
78	termwin_ev (this, &rxvt_term::x_cb),	160	#endif
79	vt_ev (this, &rxvt_term::x_cb),	161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
		163	#endif
80	#ifdef HAVE_SCROLLBARS	164	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),	165	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif	166	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif
86	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	168	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif	169	#endif
89	#ifdef TEXT_BLINK	170	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),	171	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif	172	#endif
		173	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		174	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		175	#endif
		176	#ifdef SELECTION_SCROLLING
		177	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		178	#endif
		179	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		180	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		181	#endif
92	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif	184	#endif
		185	#ifdef USE_XIM
		186	im_ev (this, &rxvt_term::im_cb),
		187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
		191	termwin_ev (this, &rxvt_term::x_cb),
		192	vt_ev (this, &rxvt_term::x_cb),
95	check_ev (this, &rxvt_term::check_cb),	193	child_ev (this, &rxvt_term::child_cb),
		194	prepare_ev (this, &rxvt_term::prepare_cb),
		195	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	198	incr_ev (this, &rxvt_term::incr_cb)
		199	{
		200	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		201
		202	termlist.push_back (this);
		203
		204	#ifdef KEYSYM_RESOURCE
		205	keyboard = new keyboard_manager;
		206	#endif
		207	}
		208
		209	// clean up the most important stuff, do *not* call x or free mem etc.
		210	// for use before an emergency exit
		211	void
		212	rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	pty_ev.stop ();
		218	delete pty; pty = 0;
		219	}
		220
		221	rxvt_term::~rxvt_term ()
		222	{
		223	termlist.erase (find (termlist.begin (), termlist.end(), this));
		224
		225	emergency_cleanup ();
		226
		227	#if ENABLE_STYLES
		228	for (int i = RS_styleCount; --i; )
		229	if (fontset[i] != fontset[0])
		230	delete fontset[i];
		231	#endif
		232	delete fontset[0];
		233
		234	if (display)
		235	{
		236	selection_clear ();
		237
99	#ifdef USE_XIM	238	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	239	im_destroy ();
101	#endif	240	#endif
102	{	241	#ifdef XTERM_SCROLLBAR
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104	}	243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (dpy, blackGC);
		250	if (whiteGC) XFreeGC (dpy, whiteGC);
		251	if (grayGC) XFreeGC (dpy, grayGC);
		252	if (darkGC) XFreeGC (dpy, darkGC);
		253	if (stippleGC) XFreeGC (dpy, stippleGC);
		254	if (dimple) XFreePixmap (dpy, dimple);
		255	if (upArrow) XFreePixmap (dpy, upArrow);
		256	if (downArrow) XFreePixmap (dpy, downArrow);
		257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (dpy, gc);
105		266
106	rxvt_term::~rxvt_term ()	267	delete drawable;
107	{	268	// destroy all windows
108	if (cmd_fd >= 0)	269	if (parent[0])
109	close (cmd_fd);	270	XDestroyWindow (dpy, parent[0]);
		271
		272	for (int i = 0; i < TOTAL_COLORS; i++)
		273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
		276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
		286	delete [] pix_colors_unfocused;
		287	#endif
		288
		289	#ifdef HAVE_BG_PIXMAP
		290	bgPixmap.destroy ();
		291	#endif
		292	displays.put (display);
110		293
111	scr_release ();	294	scr_release ();
112		295
		296	/* clear all resources */
		297	for (int i = 0; i < allocated.size (); i++)
		298	free (allocated [i]);
		299
		300	free (selection.text);
		301	// TODO: manage env vars in child only(!)
		302	free (env_display);
		303	free (env_term);
113	free (locale);	304	free (locale);
114	free (codeset);	305	free (v_buffer);
		306	free (incr_buf);
115		307
116	#ifndef NO_SETOWNER_TTYDEV	308	delete envv;
117	privileged_ttydev (RESTORE);	309	delete argv;
118	#endif
119	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);
121	#endif
122		310
123	// TODO: free pixcolours, colours should become part of rxvt_display	311	#ifdef KEYSYM_RESOURCE
		312	delete keyboard;
		313	#endif
		314	#ifndef NO_RESOURCES
		315	XrmDestroyDatabase (option_db);
		316	#endif
		317	}
124		318
125	delete PixColors;	319	// child has exited, usually destroys
		320	void
		321	rxvt_term::child_cb (ev::child &w, int status)
		322	{
		323	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126		324
127	displays.put (display);	325	cmd_pid = 0;
		326
		327	if (!option (Opt_hold))
		328	destroy ();
128	}	329	}
129		330
130	void	331	void
131	rxvt_term::destroy ()	332	rxvt_term::destroy ()
132	{	333	{
		334	if (destroy_ev.active)
		335	return;
		336
		337	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		338
		339	#if ENABLE_OVERLAY
		340	scr_overlay_off ();
		341	#endif
		342
133	if (display)	343	if (display)
134	{	344	{
135	if (TermWin.parent[0])	345	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	346	im_ev.stop (display);
137		347	#endif
		348	#if HAVE_SCROLLBARS
		349	scrollbar_ev.stop (display);
		350	#endif
		351	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		352	rootwin_ev.stop (display);
		353	#endif
		354	incr_ev.stop ();
138	termwin_ev.stop (display);	355	termwin_ev.stop (display);
139	vt_ev.stop (display);	356	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	357	}
152		358
153	check_ev.stop ();	359	prepare_ev.stop ();
154	pty_ev.stop ();	360	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	361	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	362	cursor_blink_ev.stop ();
157	#endif	363	#endif
158	#ifdef TEXT_BLINK	364	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	365	text_blink_ev.stop ();
160	#endif	366	#endif
		367	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		368	cont_scroll_ev.stop ();
		369	#endif
		370	#ifdef SELECTION_SCROLLING
		371	sel_scroll_ev.stop ();
		372	#endif
161	#ifdef POINTER_BLANK	373	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	374	pointer_ev.stop ();
163	#endif	375	#endif
164		376
165	destroy_ev.start (0);	377	destroy_ev.start ();
166	}	378	}
167		379
168	void	380	void
169	rxvt_term::destroy_cb (time_watcher &w)	381	rxvt_term::destroy_cb (ev::idle &w, int revents)
170	{	382	{
171	SET_R (this);	383	make_current ();
172		384
173	delete this;	385	delete this;
174	}
175
176	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */
178	/* LIBPROTO */
179	rxvt_t
180	rxvt_init (int argc, const char *const *argv)
181	{
182	SET_R (new rxvt_term);
183
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185	{
186	delete GET_R;
187	SET_R (0);
188	}
189
190	return GET_R;
191	}
192
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195	void
196	rxvt_init_signals ()
197	{
198	/* install exit handler for cleanup */
199	#if 0
200	#ifdef HAVE_ATEXIT
201	atexit(rxvt_clean_exit);
202	#else
203	#endif
204	#endif
205
206	struct sigaction sa;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}
223
224	bool
225	rxvt_term::init (int argc, const char *const *argv)
226	{
227	/*
228	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems
233	*/
234	privileges (SAVE);
235	privileges (IGNORE);
236
237	init_secondary ();
238
239	const char **cmd_argv = init_resources (argc, argv);
240
241	set_locale ("");
242
243	#if (MENUBAR_MAX)
244	menubar_read (rs[Rs_menu]);
245	#endif
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal(sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill(getpid(), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;
347	}	386	}
348		387
349	/*----------------------------------------------------------------------*/	388	/*----------------------------------------------------------------------*/
350	/*	389	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes	390	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can	391	* TODO: if debugging, this should free up any known resources if we can
353	*/	392	*/
354	/* EXTPROTO */	393	static XErrorHandler old_xerror_handler;
		394
		395	static void
		396	rxvt_emergency_cleanup ()
		397	{
		398	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		399	(*t)->emergency_cleanup ();
		400	}
		401
		402	#if !ENABLE_MINIMAL
		403	static void
		404	print_x_error (Display *dpy, XErrorEvent *event)
		405	{
		406	char buffer[BUFSIZ];
		407	char mesg[BUFSIZ];
		408	char number[32];
		409	char *mtype = "XlibMessage";
		410	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		411	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		412	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		413	rxvt_warn ("%s: %s\n", mesg, buffer);
		414	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		416	sprintf(number, "%d", event->request_code);
		417	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		418	rxvt_warn ("(which is %s)\n", buffer);
		419	if (event->request_code >= 128) {
		420	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		421	mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		423	}
		424	if ((event->error_code == BadWindow) ||
		425	(event->error_code == BadPixmap) ||
		426	(event->error_code == BadCursor) ||
		427	(event->error_code == BadFont) ||
		428	(event->error_code == BadDrawable) ||
		429	(event->error_code == BadColor) ||
		430	(event->error_code == BadGC) ||
		431	(event->error_code == BadIDChoice) ||
		432	(event->error_code == BadValue) ||
		433	(event->error_code == BadAtom)) {
		434	if (event->error_code == BadValue)
		435	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		436	mesg, BUFSIZ);
		437	else if (event->error_code == BadAtom)
		438	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		439	mesg, BUFSIZ);
		440	else
		441	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		442	mesg, BUFSIZ);
		443	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		444	}
		445	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		446	mesg, BUFSIZ);
		447	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		448	}
		449	#endif
		450
		451	int
		452	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		453	{
		454	if (GET_R->allowedxerror == -1)
		455	GET_R->allowedxerror = event->error_code;
		456	else
		457	{
		458	// GET_R is most likely not the terminal which caused the error,
		459	// so just output the error and continue
		460	#if ENABLE_MINIMAL
		461	old_xerror_handler (display, event);
		462	#else
		463	print_x_error (display, event);
		464	#endif
		465	}
		466
		467	return 0;
		468	}
		469
		470	int
		471	rxvt_xioerror_handler (Display *display)
		472	{
		473	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		474	DisplayString (display));
		475	rxvt_emergency_cleanup ();
		476	_exit (EXIT_FAILURE);
		477	}
		478
		479	/*----------------------------------------------------------------------*/
		480	bool
		481	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		482	{
		483	this->envv = envv;
		484
		485	SET_R (this);
		486	set_locale ("");
		487	set_environ (envv); // few things in X do not call setlocale :(
		488
		489	if (!init_vars ())
		490	return false;
		491
		492	init_secondary ();
		493
		494	const char **cmd_argv = init_resources (argc, argv);
		495
		496	#ifdef KEYSYM_RESOURCE
		497	keyboard->register_done ();
		498	#endif
		499
		500	#ifdef HAVE_SCROLLBARS
		501	if (option (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	pty = ptytty::create ();
		506
		507	create_windows (argc, argv);
		508
		509	init_xlocale ();
		510
		511	scr_reset (); // initialize screen
		512
		513	#if 0
		514	XSynchronize (dpy, True);
		515	#endif
		516
		517	#ifdef HAVE_SCROLLBARS
		518	if (option (Opt_scrollBar))
		519	resize_scrollbar (); /* create and map scrollbar */
		520	#endif
		521	#ifdef HAVE_BG_PIXMAP
		522	{
		523	bgPixmap.set_target (this);
		524
		525	#ifdef ENABLE_TRANSPARENCY
		526	if (option (Opt_transparent))
		527	{
		528	bgPixmap.set_transparent ();
		529	#ifdef HAVE_AFTERIMAGE
		530	if (rs [Rs_blurradius])
		531	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		532	#endif
		533	if (ISSET_PIXCOLOR (Color_tint))
		534	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		535	if (rs [Rs_shade])
		536	bgPixmap.set_shade (rs [Rs_shade]);
		537
		538	bgPixmap.set_root_pixmap ();
		539	XSelectInput (dpy, display->root, PropertyChangeMask);
		540	rootwin_ev.start (display, display->root);
		541	}
		542	#endif
		543
		544	#ifdef BG_IMAGE_FROM_FILE
		545	if (rs[Rs_backgroundPixmap] != NULL)
		546	{
		547	const char *p = rs[Rs_backgroundPixmap];
		548
		549	if ((p = strchr (p, ';')) != NULL)
		550	{
		551	p++;
		552	bgPixmap.set_geometry (p);
		553	}
		554	else
		555	bgPixmap.set_defaultGeometry ();
		556
		557	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		558	if (!bgPixmap.window_position_sensitive ())
		559	update_background ();
		560	}
		561	#endif
		562	}
		563	#endif
		564
		565	#if ENABLE_PERL
		566	rootwin_ev.start (display, display->root);
		567	#endif
		568
		569	set_colorfgbg ();
		570
		571	init_command (cmd_argv);
		572
		573	free (cmd_argv);
		574
		575	if (pty->pty >= 0)
		576	pty_ev.start (pty->pty, ev::READ);
		577
		578	prepare_ev.start ();
		579
		580	HOOK_INVOKE ((this, HOOK_START, DT_END));
		581
		582	#if ENABLE_XEMBED
		583	if (rs[Rs_embed])
		584	{
		585	long info[2] = { 0, XEMBED_MAPPED };
		586
		587	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		588	32, PropModeReplace, (unsigned char *)&info, 2);
		589	}
		590	#endif
		591
		592	XMapWindow (dpy, vt);
		593	XMapWindow (dpy, parent[0]);
		594
		595	return true;
		596	}
		597
		598	static struct sig_handlers
		599	{
		600	ev::sig sw_term, sw_int;
		601
		602	/*
		603	* Catch a fatal signal and tidy up before quitting
		604	*/
355	void	605	void
356	rxvt_clean_exit ()	606	sig_term (ev::sig &w, int revents)
		607	{
		608	rxvt_emergency_cleanup ();
		609	w.stop ();
		610	kill (getpid (), w.signum);
		611	}
		612
		613	sig_handlers ()
		614	: sw_term (this, &sig_handlers::sig_term),
		615	sw_int (this, &sig_handlers::sig_term)
		616	{
		617	}
		618	} sig_handlers;
		619
		620	char **rxvt_environ; // startup environment
		621
		622	void
		623	rxvt_init ()
357	{	624	{
358	GET_R->destroy ();	625	ptytty::init ();
		626
		627	if (!ev::ev_default_loop (0))
		628	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		629
		630	rxvt_environ = environ;
		631
		632	signal (SIGHUP, SIG_IGN);
		633	signal (SIGPIPE, SIG_IGN);
		634
		635	sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
		636	sig_handlers.sw_int.start (SIGINT); ev::ev_unref ();
		637
		638	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		639	/* signal (SIGURG, SIG_DFL); */
		640
		641	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		642	// TODO: handle this with exceptions and tolerate the memory loss
		643	XSetIOErrorHandler (rxvt_xioerror_handler);
		644
		645	XrmInitialize ();
359	}	646	}
360		647
361	/* ------------------------------------------------------------------------- *	648	/* ------------------------------------------------------------------------- *
362	* MEMORY ALLOCATION WRAPPERS *	649	* MEMORY ALLOCATION WRAPPERS *
363	* ------------------------------------------------------------------------- */	650	* ------------------------------------------------------------------------- */
364	/* EXTPROTO */	651	void *
365	void *
366	rxvt_malloc(size_t size)	652	rxvt_malloc (size_t size)
367	{	653	{
368	void *p;
369
370	p = malloc(size);	654	void *p = malloc (size);
		655
371	if (p)	656	if (!p)
		657	rxvt_fatal ("memory allocation failure. aborting.\n");
		658
372	return p;	659	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	660	}
379		661
380	/* EXTPROTO */	662	void *
381	void *
382	rxvt_calloc(size_t number, size_t size)	663	rxvt_calloc (size_t number, size_t size)
383	{	664	{
384	void *p;
385
386	p = calloc(number, size);	665	void *p = calloc (number, size);
		666
387	if (p)	667	if (!p)
		668	rxvt_fatal ("memory allocation failure. aborting.\n");
		669
388	return p;	670	return p;
389
390	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391	rxvt_clean_exit();
392	exit(EXIT_FAILURE);
393	/* NOTREACHED */
394	}	671	}
395		672
396	/* EXTPROTO */	673	void *
397	void *
398	rxvt_realloc(void *ptr, size_t size)	674	rxvt_realloc (void *ptr, size_t size)
399	{	675	{
400	void *p;
401
402	if (ptr)
403	p = realloc(ptr, size);	676	void *p = realloc (ptr, size);
404	else	677
405	p = malloc(size);
406	if (p)	678	if (!p)
		679	rxvt_fatal ("memory allocation failure. aborting.\n");
		680
407	return p;	681	return p;
408
409	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410	rxvt_clean_exit();
411	exit(EXIT_FAILURE);
412	/* NOTREACHED */
413	}	682	}
414
415	/* ------------------------------------------------------------------------- *
416	* PRIVILEGED OPERATIONS *
417	* ------------------------------------------------------------------------- */
418	/* take care of suid/sgid super-user (root) privileges */
419	void
420	rxvt_term::privileges (int mode)
421	{
422	#if ! defined(__CYGWIN32__)
423	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424	/* setreuid() is the poor man's setuid(), seteuid() */
425	# define seteuid(a) setreuid(-1, (a))
426	# define setegid(a) setregid(-1, (a))
427	# define HAVE_SETEUID
428	# endif
429	# ifdef HAVE_SETEUID
430	switch (mode)
431	{
432	case IGNORE:
433	/*
434	* change effective uid/gid - not real uid/gid - so we can switch
435	* back to root later, as required
436	*/
437	seteuid(getuid());
438	setegid(getgid());
439	break;
440	case SAVE:
441	euid = geteuid();
442	egid = getegid();
443	break;
444	case RESTORE:
445	seteuid(euid);
446	setegid(egid);
447	break;
448	}
449	# else
450	switch (mode)
451	{
452	case IGNORE:
453	setuid(getuid());
454	setgid(getgid());
455	/* FALLTHROUGH */
456	case SAVE:
457	/* FALLTHROUGH */
458	case RESTORE:
459	break;
460	}
461	# endif
462	#endif
463	}
464
465	#ifdef UTMP_SUPPORT
466	void
467	rxvt_term::privileged_utmp (char action)
468	{
469	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470	action, next_utmp_action, getpid()));
471	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472	|| (Options & Opt_utmpInhibit)
473	|| ttydev == NULL || *ttydev == '\0')
474	return;
475
476	privileges (RESTORE);
477	if (action == SAVE)
478	{
479	next_utmp_action = RESTORE;
480	makeutent (ttydev, rs[Rs_display_name]);
481	}
482	else
483	{ /* action == RESTORE */
484	next_utmp_action = IGNORE;
485	cleanutent ();
486	}
487	privileges (IGNORE);
488	}
489	#endif
490
491	#ifndef NO_SETOWNER_TTYDEV
492	void
493	rxvt_term::privileged_ttydev (char action)
494	{
495	D_MAIN((stderr,
496	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
497	action, next_tty_action, getpid()));
498	if (next_tty_action != action || (action != SAVE && action != RESTORE)
499	|| ttydev == NULL || *ttydev == '\0')
500	return;
501
502	privileges (RESTORE);
503
504	if (action == SAVE)
505	{
506	next_tty_action = RESTORE;
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510	next_tty_action = IGNORE;
511	else
512	# endif
513
514	{
515	chown(ttydev, getuid(), ttygid); /* fail silently */
516	chmod(ttydev, ttymode);
517	# ifdef HAVE_REVOKE
518	revoke(ttydev);
519	# endif
520
521	}
522	}
523	else
524	{ /* action == RESTORE */
525	next_tty_action = IGNORE;
526	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527	chmod(ttydev, ttyfd_stat.st_mode);
528	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529	# else
530	chmod(ttydev,
531	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532	chown(ttydev, 0, 0);
533	# endif
534
535	}
536
537	privileges (IGNORE);
538
539	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541	action == RESTORE ? "Restoring" : (action ==
542	SAVE ? "Saving" :
543	"UNKNOWN ERROR for"), ttydev,
544	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545	ttyfd_stat.st_gid));
546	# endif
547	}
548	#endif
549		683
550	/*----------------------------------------------------------------------*/	684	/*----------------------------------------------------------------------*/
551	/*	685	/*
552	* window size/position calculcations for XSizeHint and other storage.	686	* window size/position calculations for XSizeHint and other storage.
553	* if width/height are non-zero then override calculated width/height	687	* if width/height are non-zero then override calculated width/height
554	*/	688	*/
555	void	689	void
556	rxvt_term::window_calc (unsigned int width, unsigned int height)	690	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557	{	691	{
558	short recalc_x, recalc_y;	692	short recalc_x, recalc_y;
559	int x, y, sb_w, mb_h, flags;	693	int x, y, sb_w, flags;
560	unsigned int w, h;	694	unsigned int w, h;
561	unsigned int max_width, max_height;	695	unsigned int max_width, max_height;
562		696
563	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564	TermWin.ncol, TermWin.nrow, szHint.width,
565	szHint.height));
566	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	697	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567	szHint.win_gravity = NorthWestGravity;	698	szHint.win_gravity = NorthWestGravity;
568	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	699	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569		700
570	recalc_x = recalc_y = 0;	701	recalc_x = recalc_y = 0;
571	flags = 0;	702	flags = 0;
		703
572	if (!parsed_geometry)	704	if (!parsed_geometry)
573	{	705	{
574	parsed_geometry = 1;	706	parsed_geometry = 1;
		707
575	if (rs[Rs_geometry])	708	if (rs[Rs_geometry])
576	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	709	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		710
577	if (flags & WidthValue)	711	if (flags & WidthValue)
578	{	712	{
579	TermWin.ncol = BOUND_POSITIVE_INT16(w);	713	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580	szHint.flags |= USSize;	714	szHint.flags |= USSize;
581	}	715	}
		716
582	if (flags & HeightValue)	717	if (flags & HeightValue)
583	{	718	{
584	TermWin.nrow = BOUND_POSITIVE_INT16(h);	719	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585	szHint.flags |= USSize;	720	szHint.flags |= USSize;
586	}	721	}
		722
587	if (flags & XValue)	723	if (flags & XValue)
588	{	724	{
589	szHint.x = x;	725	szHint.x = x;
590	szHint.flags |= USPosition;	726	szHint.flags |= USPosition;
		727
591	if (flags & XNegative)	728	if (flags & XNegative)
592	{	729	{
593	recalc_x = 1;	730	recalc_x = 1;
594	szHint.win_gravity = NorthEastGravity;	731	szHint.win_gravity = NorthEastGravity;
595	}	732	}
596	}	733	}
		734
597	if (flags & YValue)	735	if (flags & YValue)
598	{	736	{
599	szHint.y = y;	737	szHint.y = y;
600	szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
		739
601	if (flags & YNegative)	740	if (flags & YNegative)
602	{	741	{
603	recalc_y = 1;	742	recalc_y = 1;
		743
604	if (szHint.win_gravity == NorthEastGravity)	744	if (szHint.win_gravity == NorthEastGravity)
605	szHint.win_gravity = SouthEastGravity;	745	szHint.win_gravity = SouthEastGravity;
606	else	746	else
607	szHint.win_gravity = SouthWestGravity;	747	szHint.win_gravity = SouthWestGravity;
608	}	748	}
609	}	749	}
610	}	750	}
		751
611	/* TODO: BOUNDS */	752	/* TODO: BOUNDS */
612	TermWin.width = TermWin.ncol * TermWin.fwidth;	753	width = ncol * fwidth;
613	TermWin.height = TermWin.nrow * TermWin.fheight;	754	height = nrow * fheight;
614	max_width = MAX_COLS * TermWin.fwidth;	755	max_width = MAX_COLS * fwidth;
615	max_height = MAX_ROWS * TermWin.fheight;	756	max_height = MAX_ROWS * fheight;
616		757
617	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	758	szHint.base_width = szHint.base_height = 2 * int_bwidth;
618		759
619	sb_w = mb_h = 0;	760	sb_w = 0;
620	window_vt_x = window_vt_y = 0;	761	window_vt_x = window_vt_y = int_bwidth;
621	if (scrollbar_visible ())	762
		763	if (scrollBar.state)
622	{	764	{
623	sb_w = scrollbar_TotalWidth();	765	sb_w = scrollbar_TotalWidth ();
624	szHint.base_width += sb_w;	766	szHint.base_width += sb_w;
		767
625	if (!(Options & Opt_scrollBar_right))	768	if (!option (Opt_scrollBar_right))
626	window_vt_x = sb_w;	769	window_vt_x += sb_w;
627	}
628	if (menubar_visible ())
629	{	770	}
630	mb_h = menuBar_TotalHeight();	771
631	szHint.base_height += mb_h;
632	window_vt_y = mb_h;
633	}
634	szHint.width_inc = TermWin.fwidth;	772	szHint.width_inc = fwidth;
635	szHint.height_inc = TermWin.fheight;	773	szHint.height_inc = fheight;
636	szHint.min_width = szHint.base_width + szHint.width_inc;	774	szHint.min_width = szHint.base_width + szHint.width_inc;
637	szHint.min_height = szHint.base_height + szHint.height_inc;	775	szHint.min_height = szHint.base_height + szHint.height_inc;
638		776
639	if (width && width - szHint.base_width < max_width)	777	if (newwidth && newwidth - szHint.base_width < max_width)
640	{	778	{
641	szHint.width = width;	779	szHint.width = newwidth;
642	TermWin.width = width - szHint.base_width;	780	width = newwidth - szHint.base_width;
643	}	781	}
644	else	782	else
645	{	783	{
646	MIN_IT(TermWin.width, max_width);	784	min_it (width, max_width);
647	szHint.width = szHint.base_width + TermWin.width;	785	szHint.width = szHint.base_width + width;
648	}	786	}
		787
649	if (height && height - szHint.base_height < max_height)	788	if (newheight && newheight - szHint.base_height < max_height)
650	{	789	{
651	szHint.height = height;	790	szHint.height = newheight;
652	TermWin.height = height - szHint.base_height;	791	height = newheight - szHint.base_height;
653	}	792	}
654	else	793	else
655	{	794	{
656	MIN_IT(TermWin.height, max_height);	795	min_it (height, max_height);
657	szHint.height = szHint.base_height + TermWin.height;	796	szHint.height = szHint.base_height + height;
658	}	797	}
		798
659	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	799	if (scrollBar.state && option (Opt_scrollBar_right))
660	window_sb_x = szHint.width - sb_w;	800	window_sb_x = szHint.width - sb_w;
661		801
662	if (recalc_x)	802	if (recalc_x)
663	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	803	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
664	- szHint.width - 2 * TermWin.ext_bwidth);	804
665	if (recalc_y)	805	if (recalc_y)
666	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	806	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
667	- szHint.height - 2 * TermWin.ext_bwidth);
668		807
669	TermWin.ncol = TermWin.width / TermWin.fwidth;	808	ncol = width / fwidth;
670	TermWin.nrow = TermWin.height / TermWin.fheight;	809	nrow = height / fheight;
671	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672	TermWin.ncol, TermWin.nrow, szHint.width,
673	szHint.height));
674	return;
675	}	810	}
676		811
677	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
678	/*	813	/*
679	* Tell the teletype handler what size the window is.	814	* Tell the teletype handler what size the window is.
680	* Called after a window size change.	815	* Called after a window size change.
681	*/	816	*/
682	void	817	void
683	rxvt_term::tt_winch ()	818	rxvt_term::tt_winch ()
684	{	819	{
		820	if (pty->pty < 0)
		821	return;
		822
685	struct winsize ws;	823	struct winsize ws;
686		824
687	if (cmd_fd < 0)
688	return;
689
690	ws.ws_col = TermWin.ncol;	825	ws.ws_col = ncol;
691	ws.ws_row = TermWin.nrow;	826	ws.ws_row = nrow;
692	ws.ws_xpixel = ws.ws_ypixel = 0;	827	ws.ws_xpixel = width;
693	#ifndef DEBUG_SIZE	828	ws.ws_ypixel = height;
694	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	829	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695	#else	830
696	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	831	#if 0
697	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	832	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698	# ifdef SIGWINCH
699	else if (cmd_pid) /* force through to the command */	833	if (cmd_pid) /* force through to the command */
700	kill (cmd_pid, SIGWINCH);	834	kill (-cmd_pid, SIGWINCH);
701	# endif
702	#endif	835	#endif
703	}	836	}
704		837
705	/*----------------------------------------------------------------------*/	838	/*----------------------------------------------------------------------*/
706	/* rxvt_change_font() - Switch to a new font */	839	/* set_fonts () - load and set the various fonts
707	/*	840	*
708	* init = 1 - initialize	841	* init = 1 - initialize
709	*	842	*
710	* fontname == FONT_UP - switch to bigger font	843	* fontname == FONT_UP - switch to bigger font
711	* fontname == FONT_DN - switch to smaller font	844	* fontname == FONT_DN - switch to smaller font
712	*/	845	*/
713	void	846	bool
714	rxvt_term::change_font (int init, const char *fontname)	847	rxvt_term::set_fonts ()
715	{}	848	{
		849	rxvt_fontset *fs = new rxvt_fontset (this);
		850	rxvt_fontprop prop;
716		851
		852	if (!fs
		853	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		854	|| !fs->realize_font (1))
		855	{
		856	delete fs;
		857	return false;
		858	}
		859
		860	#if ENABLE_STYLES
		861	for (int i = RS_styleCount; --i; )
		862	if (fontset[i] != fontset[0])
		863	delete fontset[i];
		864	#endif
		865
		866	delete fontset[0];
		867	fontset[0] = fs;
		868
		869	prop = (*fs)[1]->properties ();
		870	prop.height += lineSpace;
		871
		872	fs->set_prop (prop, false);
		873
		874	fwidth = prop.width;
		875	fheight = prop.height;
		876	fbase = prop.ascent;
		877
		878	for (int style = 1; style < 4; style++)
		879	{
		880	#if ENABLE_STYLES
		881	const char *res = rs[Rs_font + style];
		882
		883	if (res && !*res)
		884	fontset[style] = fontset[0];
		885	else
		886	{
		887	fontset[style] = fs = new rxvt_fontset (this);
		888	rxvt_fontprop prop2 = prop;
		889
		890	if (res)
		891	{
		892	fs->populate (res);
		893	fs->set_prop (prop2, false);
		894	}
		895	else
		896	{
		897	fs->populate (fontset[0]->fontdesc);
		898
		899	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		900	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		901
		902	fs->set_prop (prop2, true);
		903	}
		904
		905	}
		906	#else
		907	fontset[style] = fontset[0];
		908	#endif
		909	}
		910
		911	if (parent[0])
		912	{
		913	resize_all_windows (0, 0, 0);
		914	scr_remap_chars ();
		915	scr_touch (true);
		916	}
		917
		918	return true;
		919	}
		920
717	void	921	void
718	rxvt_term::font_up_down (int n, int direction)	922	rxvt_term::set_string_property (Atom prop, const char *str, int len)
719	{}	923	{
		924	XChangeProperty (dpy, parent[0],
		925	prop, XA_STRING, 8, PropModeReplace,
		926	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		927	}
		928
		929	void
		930	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		931	{
		932	wchar_t *ws = rxvt_mbstowcs (str, len);
		933	char *s = rxvt_wcstoutf8 (ws);
		934
		935	XChangeProperty (dpy, parent[0],
		936	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		937	(const unsigned char *)s, strlen (s));
		938
		939	free (s);
		940	free (ws);
		941	}
720		942
721	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
722	/*----------------------------------------------------------------------*/	944	/*----------------------------------------------------------------------*/
723	/* xterm sequences - title, iconName, color (exptl) */	945	/* xterm sequences - title, iconName, color (exptl) */
724	void	946	void
725	rxvt_term::set_title (const char *str)	947	rxvt_term::set_title (const char *str)
726	{	948	{
727	#ifndef SMART_WINDOW_TITLE	949	set_string_property (XA_WM_NAME, str);
728	XStoreName(display->display, TermWin.parent[0], str);	950	#if ENABLE_EWMH
729	#else	951	set_utf8_property (xa[XA_NET_WM_NAME], str);
730	char *name;
731
732	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733	name = NULL;
734	if (name == NULL || STRCMP(name, str))
735	XStoreName(display->display, TermWin.parent[0], str);
736	if (name)
737	XFree(name);
738	#endif	952	#endif
739	}	953	}
740		954
741	void	955	void
742	rxvt_term::set_iconName (const char *str)	956	rxvt_term::set_icon_name (const char *str)
743	{	957	{
744	#ifndef SMART_WINDOW_TITLE	958	set_string_property (XA_WM_ICON_NAME, str);
745	XSetIconName(display->display, TermWin.parent[0], str);	959	#if ENABLE_EWMH
746	#else	960	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747	char *name;
748
749	if (XGetIconName(display->display, TermWin.parent[0], &name))
750	name = NULL;
751	if (name == NULL || STRCMP(name, str))
752	XSetIconName(display->display, TermWin.parent[0], str);
753	if (name)
754	XFree(name);
755	#endif	961	#endif
756	}	962	}
757		963
		964	void
		965	rxvt_term::set_window_color (int idx, const char *color)
		966	{
758	#ifdef XTERM_COLOR_CHANGE	967	#ifdef XTERM_COLOR_CHANGE
759	void
760	rxvt_term::set_window_color (int idx, const char *color)
761	{
762	rxvt_color xcol;	968	rxvt_color xcol;
763	int i;	969	int i;
764		970
765	if (color == NULL || *color == '\0')	971	if (color == NULL || *color == '\0')
766	return;	972	return;
767		973
		974	color = strdup (color);
		975	allocated.push_back ((void *)color);
		976	rs[Rs_color + idx] = color;
		977
768	/* handle color aliases */	978	/* handle color aliases */
769	if (isdigit(*color))	979	if (isdigit (*color))
770	{	980	{
771	i = atoi(color);	981	i = atoi (color);
		982
772	if (i >= 8 && i <= 15)	983	if (i >= 8 && i <= 15)
773	{ /* bright colors */	984	{ /* bright colors */
774	i -= 8;	985	i -= 8;
775	# ifndef NO_BRIGHTCOLOR
776	PixColors[idx] = PixColors[minBrightCOLOR + i];	986	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777	SET_PIXCOLOR(idx);
778	goto Done;	987	goto done;
779	# endif
780
781	}	988	}
		989
782	if (i >= 0 && i <= 7)	990	if (i >= 0 && i <= 7)
783	{ /* normal colors */	991	{ /* normal colors */
784	PixColors[idx] = PixColors[minCOLOR + i];	992	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785	SET_PIXCOLOR(idx);
786	goto Done;	993	goto done;
787	}	994	}
788	}	995	}
789	if (!rXParseAllocColor (& xcol, color))	996
790	return;	997	set_color (xcol, color);
791	/* XStoreColor (display->display, XCMAP, XColor*); */
792		998
793	/*	999	/*
794	* FIXME: should free colors here, but no idea how to do it so instead,	1000	* FIXME: should free colors here, but no idea how to do it so instead,
795	* so just keep gobbling up the colormap	1001	* so just keep gobbling up the colormap
796	*/	1002	*/
797	# if 0
798	for (i = Color_Black; i <= Color_White; i++)
799	if (PixColors[idx] == PixColors[i])
800	break;
801	if (i > Color_White)
802	{
803	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
804	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
805	DisplayPlanes(display->display, display->screen));
806	}
807	# endif
808		1003
809	PixColors[idx] = xcol;	1004	pix_colors_focused[idx] = xcol;
810	SET_PIXCOLOR(idx);
811		1005
812	/* XSetWindowAttributes attr; */	1006	/* XSetWindowAttributes attr; */
813	/* Cursor cursor; */	1007	/* Cursor cursor; */
814	Done:	1008	done:
815	if (idx == Color_bg && !(Options & Opt_transparent))
816	XSetWindowBackground(display->display, TermWin.vt,
817	PixColors[Color_bg]);
818
819	/* handle Color_BD, scrollbar background, etc. */	1009	/*TODO: handle Color_BD, scrollbar background, etc. */
820		1010
821	set_colorfgbg ();	1011	update_fade_color (idx);
822	recolour_cursor ();	1012	recolour_cursor ();
823	/* the only reasonable way to enforce a clean update */	1013	scr_recolour ();
824	scr_poweron ();	1014	#endif /* XTERM_COLOR_CHANGE */
825	}	1015	}
826
827	#else
828	# define set_window_color (idx,color) ((void)0)
829	#endif /* XTERM_COLOR_CHANGE */
830		1016
831	void	1017	void
832	rxvt_term::recolour_cursor ()	1018	rxvt_term::recolour_cursor ()
833	{	1019	{
834	#if TODO	1020	XColor fg, bg;
835	rxvt_color xcol[2];
836		1021
837	xcol[0] = PixColors[Color_pointer];	1022	(ISSET_PIXCOLOR (Color_pointer_fg)
838	xcol[1] = PixColors[Color_bg];	1023	? pix_colors_focused[Color_pointer_fg]
839	XQueryColors (display->display, XCMAP, xcol, 2);	1024	: pix_colors_focused[Color_fg]).get (fg);
840	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1025
841	#endif	1026	(ISSET_PIXCOLOR (Color_pointer_bg)
		1027	? pix_colors_focused[Color_pointer_bg]
		1028	: pix_colors_focused[Color_bg]).get (bg);
		1029
		1030	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
842	}	1031	}
843		1032
844	/*----------------------------------------------------------------------*/	1033	/*----------------------------------------------------------------------*/
845	/*	1034	/*
846	* find if fg/bg matches any of the normal (low-intensity) colors	1035	* find if fg/bg matches any of the normal (low-intensity) colors
847	*/	1036	*/
848	void	1037	void
849	rxvt_term::set_colorfgbg ()	1038	rxvt_term::set_colorfgbg ()
850	{	1039	{
851	unsigned int i;	1040	unsigned int i;
852	const char *xpmb = "\0";	1041	const char *xpmb = "\0";
853	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1042	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854		1043
855	env_colorfgbg =
856	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
857	STRCPY(fstr, "default");	1044	strcpy (fstr, "default");
858	STRCPY(bstr, "default");	1045	strcpy (bstr, "default");
859	for (i = Color_Black; i <= Color_White; i++)	1046	for (i = Color_Black; i <= Color_White; i++)
860	if (PixColors[Color_fg] == PixColors[i])	1047	if (pix_colors[Color_fg] == pix_colors[i])
861	{	1048	{
862	sprintf(fstr, "%d", (i - Color_Black));	1049	sprintf (fstr, "%d", (i - Color_Black));
863	break;	1050	break;
864	}	1051	}
		1052
865	for (i = Color_Black; i <= Color_White; i++)	1053	for (i = Color_Black; i <= Color_White; i++)
866	if (PixColors[Color_bg] == PixColors[i])	1054	if (pix_colors[Color_bg] == pix_colors[i])
867	{	1055	{
868	sprintf(bstr, "%d", (i - Color_Black));	1056	sprintf (bstr, "%d", (i - Color_Black));
869	#ifdef XPM_BACKGROUND	1057	#ifdef BG_IMAGE_FROM_FILE
870	xpmb = "default;";	1058	xpmb = "default;";
871	#endif	1059	#endif
872	break;	1060	break;
873	}	1061	}
		1062
874	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1063	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875	putenv(env_colorfgbg);
876
877	#ifndef NO_BRIGHTCOLOR
878	colorfgbg = DEFAULT_RSTYLE;
879	for (i = minCOLOR; i <= maxCOLOR; i++)
880	{
881	if (PixColors[Color_fg] == PixColors[i])
882	colorfgbg = SET_FGCOLOR(colorfgbg, i);
883	if (PixColors[Color_bg] == PixColors[i])
884	colorfgbg = SET_BGCOLOR(colorfgbg, i);
885	}
886	#endif
887	}	1064	}
888		1065
889	/*----------------------------------------------------------------------*/	1066	/*----------------------------------------------------------------------*/
890	/*
891	* Colour determination for low colour displays, routine from
892	* Hans de Goede <hans@highrise.nl>
893	*/
894		1067
895	int	1068	bool
896	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1069	rxvt_term::set_color (rxvt_color &color, const char *name)
897	{	1070	{
898	if (!screen_in_out->set (display, colour))	1071	if (color.set (this, name))
899	{
900	rxvt_print_error("can't allocate colour: %s", colour);
901	return false;
902	}
903
904	return true;	1072	return true;
		1073
		1074	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1075	return false;
		1076	}
		1077
		1078	void
		1079	rxvt_term::alias_color (int dst, int src)
		1080	{
		1081	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
905	}	1082	}
906		1083
907	/* -------------------------------------------------------------------- *	1084	/* -------------------------------------------------------------------- *
908	* - WINDOW RESIZING - *	1085	* - WINDOW RESIZING - *
909	* -------------------------------------------------------------------- */	1086	* -------------------------------------------------------------------- */
910	void	1087	void
911	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1088	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912	{	1089	{
913	int fix_screen;	1090	int fix_screen;
		1091	int old_width = szHint.width;
		1092	int old_height = szHint.height;
914		1093
915	#ifdef SMART_RESIZE
916	int old_width = szHint.width, old_height = szHint.height;
917	#endif
918
919	window_calc (width, height);	1094	window_calc (newwidth, newheight);
		1095
		1096	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
920	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1097	XSetWMNormalHints (dpy, parent[0], &szHint);
		1098
921	if (!ignoreparent)	1099	if (!ignoreparent)
922	{	1100	{
923	#ifdef SMART_RESIZE	1101	#ifdef SMART_RESIZE
924	/*	1102	/*
925	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1103	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
928	int x, y, x1, y1;	1106	int x, y, x1, y1;
929	int dx, dy;	1107	int dx, dy;
930	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1108	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931	Window unused_cr;	1109	Window unused_cr;
932		1110
933	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1111	XTranslateCoordinates (dpy, parent[0], display->root,
934	0, 0, &x, &y, &unused_cr);	1112	0, 0, &x, &y, &unused_cr);
935	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1113	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
936	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1114	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
937	/*	1115	/*
938	* if display->root isn't the parent window, a WM will probably have offset	1116	* if display->root isn't the parent window, a WM will probably have offset
939	* our position for handles and decorations. Counter it	1117	* our position for handles and decorations. Counter it
940	*/	1118	*/
…		…
942	{	1120	{
943	x -= x1;	1121	x -= x1;
944	y -= y1;	1122	y -= y1;
945	}	1123	}
946		1124
947	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1125	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
948	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1126	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
949	dx = old_width - szHint.width;	1127	dx = old_width - szHint.width;
950	dy = old_height - szHint.height;	1128	dy = old_height - szHint.height;
951		1129
952	/* Check position of the center of the window */	1130	/* Check position of the center of the window */
953	if (x < x1) /* left half */	1131	if (x < x1) /* left half */
954	dx = 0;	1132	dx = 0;
…		…
957	if (y < y1) /* top half */	1135	if (y < y1) /* top half */
958	dy = 0;	1136	dy = 0;
959	else if (y == y1) /* exact center */	1137	else if (y == y1) /* exact center */
960	dy /= 2;	1138	dy /= 2;
961		1139
962	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1140	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
963	szHint.width, szHint.height);	1141	szHint.width, szHint.height);
964	#else	1142	#else
965	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1143	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
966	szHint.height);
967	#endif	1144	#endif
968
969	}	1145	}
970		1146
971	fix_screen = (TermWin.ncol != prev_ncol	1147	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972	|| TermWin.nrow != prev_nrow);
973		1148
974	if (fix_screen || width != old_width || height != old_height)	1149	if (fix_screen || newwidth != old_width || newheight != old_height)
975	{	1150	{
976	if (scrollbar_visible ())	1151	if (scrollBar.state)
977	{	1152	{
978	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1153	XMoveResizeWindow (dpy, scrollBar.win,
		1154	window_sb_x, 0,
979	0, scrollbar_TotalWidth (), szHint.height);	1155	scrollbar_TotalWidth (), szHint.height);
980	resize_scrollbar ();	1156	resize_scrollbar ();
981	}	1157	}
982		1158
983	if (menubar_visible ())	1159	XMoveResizeWindow (dpy, vt,
984	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1160	window_vt_x, window_vt_y,
985	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
986
987	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
988	window_vt_y, TermWin_TotalWidth (),
989	TermWin_TotalHeight ());	1161	width, height);
990	#ifdef RXVT_GRAPHICS	1162
991	if (old_height)	1163	#ifdef HAVE_BG_PIXMAP
992	Gr_Resize (old_width - szHint.base_width,	1164	if (bgPixmap.window_size_sensitive ())
993	old_height - szHint.base_height);	1165	update_background ();
994	#endif	1166	#endif
		1167
995	scr_clear ();	1168	scr_clear ();
996	#ifdef XPM_BACKGROUND
997	resize_pixmap ();
998	#endif
999
1000	}	1169	}
1001		1170
1002	if (fix_screen || old_height == 0)	1171	if (fix_screen || old_height == 0)
1003	{
1004	int curr_screen = -1;
1005	int old_ncol = prev_ncol;
1006
1007	/* scr_reset only works on the primary screen */
1008	if (old_height) /* this is not the first time through */
1009	{
1010	unsigned int ncol = TermWin.ncol;
1011	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012	curr_screen = scr_change_screen (PRIMARY);
1013	TermWin.ncol = ncol;
1014	}
1015
1016	scr_reset();	1172	scr_reset ();
1017		1173
1018	if (curr_screen >= 0) /* this is not the first time through */	1174	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1019	{	1175	//scr_touch (false);
1020	scr_change_screen (curr_screen);
1021	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1022	}
1023	}
1024		1176
1025	old_width = szHint.width;	1177	#ifdef HAVE_BG_PIXMAP
1026	old_height = szHint.height;	1178	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1179	// if (bgPixmap.pixmap)
		1180	// scr_touch (false);
		1181	#endif
1027		1182
1028	#ifdef USE_XIM	1183	#ifdef USE_XIM
1029	IMSetStatusPosition ();	1184	IMSetPosition ();
1030	#endif	1185	#endif
1031	}	1186	}
1032		1187
1033	/*	1188	/*
1034	* Set the width/height of the vt window in characters. Units are pixels.	1189	* Set the width/height of the vt window in characters. Units are pixels.
1035	* good for toggling 80/132 columns	1190	* good for toggling 80/132 columns
1036	*/	1191	*/
1037	void	1192	void
1038	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1193	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039	{	1194	{
1040	XWindowAttributes wattr;	1195	XWindowAttributes wattr;
1041		1196
1042	if (width == 0 || height == 0)	1197	if (newwidth == 0 || newheight == 0)
1043	{	1198	{
1044	XGetWindowAttributes(display->display, display->root, &wattr);	1199	XGetWindowAttributes (dpy, display->root, &wattr);
		1200
1045	if (width == 0)	1201	if (newwidth == 0)
1046	width = wattr.width - szHint.base_width;	1202	newwidth = wattr.width - szHint.base_width;
1047	if (height == 0)	1203	if (newheight == 0)
1048	height = wattr.height - szHint.base_height;	1204	newheight = wattr.height - szHint.base_height;
1049	}
1050	if (width != TermWin.width || height != TermWin.height)
1051	{	1205	}
		1206
		1207	if (newwidth != width || newheight != height)
		1208	{
1052	width += szHint.base_width;	1209	newwidth += szHint.base_width;
1053	height += szHint.base_height;	1210	newheight += szHint.base_height;
1054	resize_all_windows (width, height, 0);	1211	resize_all_windows (newwidth, newheight, 0);
1055	}	1212	}
1056	}	1213	}
1057		1214
1058	/* -------------------------------------------------------------------- *	1215	/* -------------------------------------------------------------------- *
1059	* - X INPUT METHOD ROUTINES - *	1216	* - X INPUT METHOD ROUTINES - *
1060	* -------------------------------------------------------------------- */	1217	* -------------------------------------------------------------------- */
1061	#ifdef USE_XIM	1218	#ifdef USE_XIM
1062		1219
1063	void	1220	void
		1221	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1222	{
		1223	fg = pix_colors [Color_fg];
		1224	bg = pix_colors [Color_bg];
		1225	}
		1226
		1227	void
1064	rxvt_term::im_set_size (XRectangle *size)	1228	rxvt_term::im_set_size (XRectangle &size)
1065	{	1229	{
1066	size->x = TermWin.int_bwidth;	1230	// the int_bwidth terms make no sense to me
1067	size->y = TermWin.int_bwidth;	1231	size.x = int_bwidth;
1068	size->width = Width2Pixel(TermWin.ncol);	1232	size.y = int_bwidth;
1069	size->height = Height2Pixel(TermWin.nrow);	1233	size.width = Width2Pixel (ncol) + int_bwidth;
		1234	size.height = Height2Pixel (nrow) + int_bwidth;
1070	}	1235	}
1071		1236
1072	void	1237	void
1073	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1238	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1239	XRectangle &status_rect,
		1240	const XRectangle &needed_rect)
1074	{	1241	{
1075	*fg = PixColors[Color_fg];	1242	preedit_rect.x = needed_rect.width;
1076	*bg = PixColors[Color_bg];	1243	preedit_rect.y = 0;
		1244	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1245	preedit_rect.height = fheight;
		1246
		1247	status_rect.x = 0;
		1248	status_rect.y = 0;
		1249	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1250	status_rect.height = fheight;
1077	}	1251	}
1078		1252
1079	/* Checking whether input method is running. */	1253	/* Checking whether input method is running. */
1080	bool	1254	bool
1081	rxvt_term::IMisRunning ()	1255	rxvt_term::IMisRunning ()
1082	{	1256	{
1083	char *p;	1257	char *p;
1084	Atom atom;	1258	Atom atom;
1085	Window win;	1259	Window win;
1086	char server[IMBUFSIZ];	1260	char server[IMBUFSIZ];
1087		1261
1088	/* get current locale modifier */	1262	/* get current locale modifier */
1089	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1263	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1090	{	1264	{
1091	STRCPY(server, "@server=");	1265	strcpy (server, "@server=");
1092	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1266	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1267
1093	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1268	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1094	*p = '\0';	1269	*p = '\0';
1095		1270
1096	atom = XInternAtom(display->display, server, False);	1271	atom = XInternAtom (dpy, server, False);
1097	win = XGetSelectionOwner(display->display, atom);	1272	win = XGetSelectionOwner (dpy, atom);
		1273
1098	if (win != None)	1274	if (win != None)
1099	return True;	1275	return True;
1100	}	1276	}
		1277
1101	return False;	1278	return False;
1102	}	1279	}
1103		1280
1104	void	1281	void
1105	rxvt_term::IMSendSpot ()	1282	rxvt_term::IMSendSpot ()
1106	{	1283	{
1107	XPoint spot;	1284	XPoint nspot;
1108	XVaNestedList preedit_attr;	1285	XVaNestedList preedit_attr;
1109		1286
1110	if (Input_Context == NULL	1287	if (!Input_Context
1111	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1288	|| !focus
1112	|| !(event_type == KeyPress	1289	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1113	|| event_type == Expose
1114	|| event_type == NoExpose
1115	|| event_type == SelectionNotify
1116	|| event_type == ButtonRelease || event_type == FocusIn)
1117	|| !IMisRunning ())
1118	return;	1290	return;
1119		1291
1120	im_set_position (&spot);	1292	im_set_position (nspot);
1121		1293
		1294	if (nspot.x == spot.x && nspot.y == spot.y)
		1295	return;
		1296
		1297	spot = nspot;
		1298
1122	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1123	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1124	XFree(preedit_attr);	1301	XFree (preedit_attr);
1125	}
1126
1127	void
1128	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1129	XRectangle * needed_rect)
1130	{
1131	int mbh, vtx = 0;
1132
1133	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1134	vtx = scrollbar_TotalWidth();
1135
1136	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1137	mbh -= TermWin.lineSpace;
1138
1139	preedit_rect->x = needed_rect->width + vtx;
1140	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1141
1142	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1143	preedit_rect->height = Height2Pixel(1);
1144
1145	status_rect->x = vtx;
1146	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1147
1148	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1149	status_rect->height = Height2Pixel(1);
1150	}	1302	}
1151		1303
1152	void	1304	void
1153	rxvt_term::im_destroy ()	1305	rxvt_term::im_destroy ()
1154	{	1306	{
1155	if (Input_Context)
1156	{
1157	XDestroyIC (Input_Context);
1158	Input_Context = NULL;
1159	}
1160
1161	if (input_method)	1307	if (input_method)
1162	{	1308	{
		1309	if (Input_Context && input_method->xim)
		1310	XDestroyIC (Input_Context);
		1311
1163	display->put_xim (input_method);	1312	display->put_xim (input_method);
1164	input_method = 0;	1313	input_method = 0;
1165	}	1314	}
		1315
		1316	Input_Context = 0;
1166	}	1317	}
		1318
		1319	#ifdef ENABLE_XIM_ONTHESPOT
		1320
		1321	static void
		1322	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1323	{
		1324	((rxvt_term *)client_data)->make_current ();
		1325	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1326	}
		1327
		1328	static void
		1329	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1330	{
		1331	((rxvt_term *)client_data)->make_current ();
		1332	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1333	}
		1334
		1335	static void
		1336	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1337	{
		1338	rxvt_term *term = (rxvt_term *)client_data;
		1339	XIMText *text = call_data->text;
		1340
		1341	term->make_current ();
		1342
		1343	if (text)
		1344	{
		1345	void *str;
		1346
		1347	if (!text->encoding_is_wchar && text->string.multi_byte)
		1348	{
		1349	// of course, X makes it ugly again
		1350	if (term->rs[Rs_imLocale])
		1351	SET_LOCALE (term->rs[Rs_imLocale]);
		1352
		1353	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1354	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1355
		1356	if (term->rs[Rs_imLocale])
		1357	SET_LOCALE (term->locale);
		1358	}
		1359	else
		1360	str = (void *)text->string.wide_char;
		1361
		1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1363	DT_INT, call_data->caret,
		1364	DT_INT, call_data->chg_first,
		1365	DT_INT, call_data->chg_length,
		1366	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1367	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1368	DT_END));
		1369	}
		1370	else
		1371	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1372	DT_INT, call_data->caret,
		1373	DT_INT, call_data->chg_first,
		1374	DT_INT, call_data->chg_length,
		1375	DT_END));
		1376	}
		1377
		1378	#if 0
		1379	static void
		1380	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1381	{
		1382	((rxvt_term *)client_data)->make_current ();
		1383	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1384	DT_INT, call_data->position,
		1385	DT_INT, call_data->direction,
		1386	DT_INT, call_data->style,
		1387	DT_END));
		1388	}
		1389	#endif
		1390
		1391	#endif
1167		1392
1168	/*	1393	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1394	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1395	* open a suitable preedit type
1171	*/	1396	*/
1172	bool	1397	bool
1173	rxvt_term::IM_get_IC (const char *modifiers)	1398	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1399	{
1175	int i, j, found;	1400	int i, j, found;
1176	XIM xim;	1401	XIM xim;
1177	XPoint spot;	1402	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1403	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1404	unsigned long fg, bg;
1180	const char *p;	1405	const char *p;
1181	char **s;	1406	char **s;
1182	XIMStyles *xim_styles;	1407	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1408	#ifdef ENABLE_XIM_ONTHESPOT
		1409	XIMCallback xcb[4];
		1410	#endif
1184		1411
		1412	set_environ (envv);
		1413
1185	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1414	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186	return false;	1415	return false;
1187		1416
1188	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1189	input_method = display->get_xim (locale, modifiers);	1417	input_method = display->get_xim (locale, modifiers);
1190	if (input_method == NULL)	1418	if (input_method == NULL)
1191	return false;	1419	return false;
1192		1420
1193	xim = input_method->xim;	1421	xim = input_method->xim;
		1422	spot.x = spot.y = -1;
1194		1423
1195	xim_styles = NULL;	1424	xim_styles = NULL;
1196	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1425	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1197	|| !xim_styles || !xim_styles->count_styles)	1426	|| !xim_styles || !xim_styles->count_styles)
1198	{	1427	{
1199	display->put_xim (input_method);	1428	im_destroy ();
1200	return false;	1429	return false;
1201	}	1430	}
1202		1431
1203	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1432	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1433
		1434	for (int pi = 0; pi < 2; pi++)
		1435	{
		1436	p = pet[pi];
		1437
		1438	if (!p)
		1439	continue;
		1440
1204	s = rxvt_splitcommastring(p);	1441	s = rxvt_splitcommastring (p);
		1442
1205	for (i = found = 0; !found && s[i]; i++)	1443	for (i = found = 0; !found && s[i]; i++)
1206	{	1444	{
1207	if (!STRCMP(s[i], "OverTheSpot"))	1445	if (!strcmp (s[i], "OverTheSpot"))
1208	input_style = (XIMPreeditPosition | XIMStatusNothing);	1446	input_style = XIMPreeditPosition | XIMStatusNothing;
1209	else if (!STRCMP(s[i], "OffTheSpot"))	1447	else if (!strcmp (s[i], "OffTheSpot"))
1210	input_style = (XIMPreeditArea | XIMStatusArea);	1448	input_style = XIMPreeditArea | XIMStatusArea;
1211	else if (!STRCMP(s[i], "Root"))	1449	else if (!strcmp (s[i], "Root"))
1212	input_style = (XIMPreeditNothing | XIMStatusNothing);	1450	input_style = XIMPreeditNothing | XIMStatusNothing;
		1451	else if (!strcmp (s[i], "None"))
		1452	input_style = XIMPreeditNone | XIMStatusNone;
		1453	#ifdef ENABLE_XIM_ONTHESPOT
		1454	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1455	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1456	#endif
		1457	else
		1458	input_style = XIMPreeditNothing | XIMStatusNothing;
1213		1459
1214	for (j = 0; j < xim_styles->count_styles; j++)	1460	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (input_style == xim_styles->supported_styles[j])	1461	if (input_style == xim_styles->supported_styles[j])
1216	{	1462	{
		1463	rxvt_freecommastring (s);
		1464
1217	found = 1;	1465	found = 1;
1218	break;	1466	goto foundpet;
		1467	}
		1468
1219	}	1469	}
1220	}
1221		1470
1222	for (i = 0; s[i]; i++)	1471	rxvt_freecommastring (s);
1223	free (s[i]);	1472	}
1224		1473
1225	free (s);	1474	foundpet:
		1475
1226	XFree (xim_styles);	1476	XFree (xim_styles);
1227		1477
1228	if (!found)	1478	if (!found)
1229	{	1479	{
1230	display->put_xim (input_method);	1480	im_destroy ();
1231	return false;	1481	return false;
1232	}	1482	}
1233		1483
1234	preedit_attr = status_attr = NULL;	1484	XFontSet fs = 0;
		1485	XVaNestedList preedit_attr = 0, status_attr = 0;
		1486
		1487	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1488	{
		1489	// fake us a font-set, please
		1490	char **missing_charset_list;
		1491	int missing_charset_count;
		1492	char *def_string;
		1493	char pat[512];
		1494
		1495	sprintf (pat,
		1496	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1497	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1498	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"*",
		1502	fheight,
		1503	fheight + 1, fheight - 1,
		1504	fheight - 2, fheight + 2);
		1505
		1506	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1507	&missing_charset_list, &missing_charset_count, &def_string);
		1508
		1509	if (missing_charset_list)
		1510	XFreeStringList (missing_charset_list);
		1511
		1512	if (!fs)
		1513	{
		1514	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1515	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1516	}
		1517	}
1235		1518
1236	if (input_style & XIMPreeditPosition)	1519	if (input_style & XIMPreeditPosition)
1237	{	1520	{
1238	im_set_size (&rect);	1521	im_set_size (rect);
1239	im_set_position (&spot);	1522	im_set_position (spot);
1240	im_set_color (&fg, &bg);	1523	im_set_color (fg, bg);
1241		1524
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1525	preedit_attr = XVaCreateNestedList (0,
		1526	XNForeground, fg,
		1527	XNBackground, bg,
		1528	XNArea, &rect,
1243	XNSpotLocation, &spot,	1529	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, TermWin.fontset,	1530	XNFontSet, fs,
1246	NULL);	1531	NULL);
1247	}	1532	}
1248	else if (input_style & XIMPreeditArea)	1533	else if (input_style & XIMPreeditArea)
1249	{	1534	{
1250	im_set_color (&fg, &bg);	1535	im_set_color (fg, bg);
1251		1536
1252	/*	1537	/*
1253	* The necessary width of preedit area is unknown	1538	* The necessary width of preedit area is unknown
1254	* until create input context.	1539	* until create input context.
1255	*/	1540	*/
1256	needed_rect.width = 0;	1541	needed_rect.width = 0;
1257
1258	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1542	im_set_preedit_area (rect, status_rect, needed_rect);
1259		1543
1260	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1544	preedit_attr = XVaCreateNestedList (0,
		1545	XNForeground, fg,
1261	XNForeground, fg, XNBackground, bg,	1546	XNBackground, bg,
		1547	XNArea, &rect,
		1548	XNFontSet, fs,
		1549	NULL);
		1550	status_attr = XVaCreateNestedList (0,
		1551	XNForeground, fg,
		1552	XNBackground, bg,
		1553	XNArea, &status_rect,
1262	//XNFontSet, TermWin.fontset,	1554	XNFontSet, fs,
1263	NULL);	1555	NULL);
1264	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,	1556	}
1265	XNForeground, fg, XNBackground, bg,	1557	#if ENABLE_XIM_ONTHESPOT
1266	//XNFontSet, TermWin.fontset,	1558	else if (input_style & XIMPreeditCallbacks)
		1559	{
		1560	im_set_position (spot);
		1561
		1562	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1563	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1564	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1565	# if 0
		1566	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1567	# endif
		1568
		1569	preedit_attr = XVaCreateNestedList (0,
		1570	XNSpotLocation, &spot,
		1571	XNPreeditStartCallback, &xcb[0],
		1572	XNPreeditDoneCallback , &xcb[1],
		1573	XNPreeditDrawCallback , &xcb[2],
		1574	# if 0
		1575	XNPreeditCaretCallback, &xcb[3],
		1576	# endif
1267	NULL);	1577	NULL);
1268	}	1578	}
		1579	#endif
1269		1580
1270	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1581	Input_Context = XCreateIC (xim,
		1582	XNInputStyle, input_style,
1271	XNClientWindow, TermWin.parent[0],	1583	XNClientWindow, vt,
1272	XNFocusWindow, TermWin.parent[0],	1584	XNFocusWindow, parent[0],
1273	preedit_attr ? XNPreeditAttributes : NULL,	1585	preedit_attr ? XNPreeditAttributes : NULL,
1274	preedit_attr,	1586	preedit_attr,
1275	status_attr ? XNStatusAttributes : NULL,	1587	status_attr ? XNStatusAttributes : NULL,
1276	status_attr, NULL);	1588	status_attr, NULL);
		1589
1277	if (preedit_attr) XFree(preedit_attr);	1590	if (preedit_attr) XFree (preedit_attr);
1278	if (status_attr) XFree(status_attr);	1591	if (status_attr) XFree (status_attr);
		1592	if (fs) XFreeFontSet (dpy, fs);
1279		1593
1280	if (Input_Context == NULL)	1594	if (Input_Context == NULL)
1281	{	1595	{
1282	rxvt_print_error("failed to create input context");	1596	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1283	display->put_xim (input_method);	1597	im_destroy ();
1284	return false;	1598	return false;
1285	}	1599	}
1286		1600
1287	if (input_style & XIMPreeditArea)	1601	#if 0
		1602	// unfortunately, only the focus window is used by XIM, hard to fix
		1603	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1604	vt_select_input ();
		1605	#endif
		1606
1288	IMSetStatusPosition ();	1607	IMSetPosition ();
1289		1608
1290	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1291	return true;	1609	return true;
1292	}	1610	}
1293		1611
1294	void	1612	void
1295	rxvt_term::im_cb ()	1613	rxvt_term::im_cb ()
1296	{	1614	{
1297	int i, found, had_im;	1615	int i;
1298	const char *p;	1616	const char *p;
1299	char **s;	1617	char **s;
1300	char buf[IMBUFSIZ];	1618	char buf[IMBUFSIZ];
1301		1619
		1620	make_current ();
		1621
1302	im_destroy ();	1622	im_destroy ();
1303		1623
1304	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1305	if (Input_Context)	1624	if (Input_Context)
1306	return;	1625	return;
1307		1626
1308	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1627	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1309	if (rs[Rs_imLocale])	1628	if (rs[Rs_imLocale])
1310	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1629	SET_LOCALE (rs[Rs_imLocale]);
1311	#endif	1630	#endif
1312		1631
1313	p = rs[Rs_inputMethod];	1632	p = rs[Rs_inputMethod];
1314	if (p && *p)	1633	if (p && *p)
1315	{	1634	{
1316	bool found = false;	1635	bool found = false;
1317		1636
1318	s = rxvt_splitcommastring (p);	1637	s = rxvt_splitcommastring (p);
		1638
1319	for (i = 0; s[i]; i++)	1639	for (i = 0; s[i]; i++)
1320	{	1640	{
1321	if (*s[i])	1641	if (*s[i])
1322	{	1642	{
1323	STRCPY (buf, "@im=");	1643	strcpy (buf, "@im=");
1324	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1644	strncat (buf, s[i], IMBUFSIZ - 5);
1325	if (IM_get_IC (buf))	1645	if (IM_get_IC (buf))
1326	{	1646	{
1327	found = true;	1647	found = true;
1328	break;	1648	break;
1329	}	1649	}
1330	}	1650	}
1331	}	1651	}
1332	for (i = 0; s[i]; i++)	1652
1333	free(s[i]);	1653	rxvt_freecommastring (s);
1334	free(s);
1335		1654
1336	if (found)	1655	if (found)
1337	goto done;	1656	goto done;
1338	}	1657	}
1339		1658
…		…
1346	goto done;	1665	goto done;
1347		1666
1348	done:	1667	done:
1349	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1668	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1350	if (rs[Rs_imLocale])	1669	if (rs[Rs_imLocale])
1351	setlocale (LC_CTYPE, locale);	1670	SET_LOCALE (locale);
1352	#endif	1671	#endif
1353	}	1672	}
1354		1673
1355	void	1674	void
1356	rxvt_term::IMSetStatusPosition ()	1675	rxvt_term::IMSetPosition ()
1357	{	1676	{
1358	XRectangle preedit_rect, status_rect, *needed_rect;	1677	XRectangle preedit_rect, status_rect, *needed_rect;
1359	XVaNestedList preedit_attr, status_attr;	1678	XVaNestedList preedit_attr, status_attr;
1360		1679
1361	if (Input_Context == NULL	1680	if (!Input_Context
1362	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1681	|| !focus
		1682	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1363	|| !IMisRunning ())	1683	|| !IMisRunning ())
1364	return;	1684	return;
1365		1685
		1686	if (input_style & XIMPreeditPosition)
		1687	{
		1688	im_set_size (preedit_rect);
		1689	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1690
		1691	XSetICValues (Input_Context,
		1692	XNPreeditAttributes, preedit_attr, NULL);
		1693	}
		1694	else
		1695	{
1366	/* Getting the necessary width of preedit area */	1696	/* Getting the necessary width of preedit area */
1367	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1697	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1368	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1698	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1369	XFree(status_attr);	1699	XFree (status_attr);
1370		1700
1371	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1701	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1702	XFree (needed_rect);
1372		1703
1373	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1704	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1374	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1705	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1375		1706
1376	XSetICValues(Input_Context,	1707	XSetICValues (Input_Context,
1377	XNPreeditAttributes, preedit_attr,	1708	XNPreeditAttributes, preedit_attr,
1378	XNStatusAttributes, status_attr, NULL);	1709	XNStatusAttributes, status_attr,
		1710	NULL);
1379		1711
		1712	XFree (status_attr);
		1713	}
		1714
1380	XFree(preedit_attr);	1715	XFree (preedit_attr);
1381	XFree(status_attr);
1382	}	1716	}
1383	#endif /* USE_XIM */	1717	#endif /* USE_XIM */
1384		1718
1385	/*----------------------------------------------------------------------*/	1719	void
1386	rxvt_t rxvt_current_term;	1720	rxvt_term::get_window_origin (int &x, int &y)
		1721	{
		1722	Window cr;
		1723	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1724	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1725	}
		1726
		1727	Pixmap
		1728	rxvt_term::get_pixmap_property (int prop_id)
		1729	{
		1730	if (prop_id > 0 && prop_id < NUM_XA)
		1731	if (xa[prop_id])
		1732	{
		1733	int aformat;
		1734	unsigned long nitems, bytes_after;
		1735	Atom atype;
		1736	unsigned char *prop = NULL;
		1737	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1738	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1739	&nitems, &bytes_after, &prop);
		1740	if (result == Success && prop && atype == XA_PIXMAP)
		1741	{
		1742	return *(Pixmap *)prop;
		1743	}
		1744	}
		1745	return None;
		1746	}
		1747
		1748	#ifdef HAVE_BG_PIXMAP
		1749	# if TRACE_PIXMAPS
		1750	# undef update_background
		1751	int rxvt_term::trace_update_background (const char* file, int line)
		1752	{
		1753	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1754	update_background ();
		1755	}
		1756	# endif
		1757	int
		1758	rxvt_term::update_background ()
		1759	{
		1760	bgPixmap.invalidate ();
		1761
		1762	/* no chance of real time refresh if we are blurring! */
		1763	if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1764	bgPixmap.render ();
		1765	else
		1766	{
		1767	update_background_ev.stop ();
		1768
		1769	if (!bgPixmap.need_client_side_rendering())
		1770	update_background_ev.start (.05);
		1771	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1772	update_background_ev.start (.20); /* very slow !!! */
		1773	else
		1774	update_background_ev.start (.07);
		1775	}
		1776
		1777	return 0;
		1778	}
		1779
		1780	void
		1781	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1782	{
		1783	bgPixmap.render ();
		1784	}
		1785
		1786	#endif /* HAVE_BG_PIXMAP */
1387		1787
1388	/*----------------------- end-of-file (C source) -----------------------*/	1788	/*----------------------- end-of-file (C source) -----------------------*/

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