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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.54 by pcg, Mon Mar 15 00:08:11 2004 UTC vs.
Revision 1.299 by sasha, Tue Jan 15 23:21:18 2008 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) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2007 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.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	41	#include <cstring>
48		42
		43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
		51	# endif
		52	#endif
		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
49	static char curlocale[128];	59	static char curlocale[128], savelocale[128];
50		60
51	void	61	bool
52	rxvt_set_locale (const char *locale)	62	rxvt_set_locale (const char *locale) NOTHROW
53	{	63	{
54	if (locale && STRNCMP (locale, curlocale, 128))	64	int size = strlen (locale) + 1;
55	{	65
56	STRNCPY (curlocale, locale, 128);	66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	73	setlocale (LC_CTYPE, curlocale);
58	}	74	return true;
		75	}
		76
		77	void
		78	rxvt_push_locale (const char *locale) NOTHROW
		79	{
		80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
		83
		84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
59	}	88	}
60		89
61	#if ENABLE_COMBINING	90	#if ENABLE_COMBINING
62	class rxvt_composite_vec rxvt_composite;	91	class rxvt_composite_vec rxvt_composite;
63		92
64	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
65	{	94	{
66	compose_char *cc;	95	compose_char *cc;
67		96
68	// break compose chains, as stupid readline really likes to duplicate	97	// break compose chains, as stupid readline really likes to duplicate
69	// composing characters for some reason near the end of a line.	98	// composing characters for some reason near the end of a line.
70	cc = (*this)[c1];	99	cc = (*this)[c1];
71	while (cc)	100	while (cc)
72	{	101	{
…		…
120	return len;	149	return len;
121		150
122	}	151	}
123	#endif	152	#endif
124		153
125	void *
126	rxvt_term::operator new (size_t s)
127	{
128	void *p = malloc (s);
129
130	MEMSET (p, 0, s);
131	return p;
132	}
133
134	void
135	rxvt_term::operator delete (void *p, size_t s)
136	{
137	free (p);
138	}
139
140	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
141	:	155	{
142	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	#if HAVE_BG_PIXMAP
143	termwin_ev (this, &rxvt_term::x_cb),	157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
144	vt_ev (this, &rxvt_term::x_cb),	158	#endif
		159	#ifdef CURSOR_BLINK
		160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
145	#ifdef HAVE_SCROLLBARS	177	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev (this, &rxvt_term::x_cb),	178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
147	#endif	179	#endif
148	#ifdef MENUBAR	180	#ifdef USE_XIM
149	menubar_ev (this, &rxvt_term::x_cb),	181	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
150	#endif
151	#ifdef CURSOR_BLINK
152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
153	#endif
154	#ifdef TEXT_BLINK
155	text_blink_ev (this, &rxvt_term::text_blink_cb),
156	#endif	182	#endif
157	#ifdef POINTER_BLANK	183	#ifdef POINTER_BLANK
158	pointer_ev (this, &rxvt_term::pointer_cb),	184	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
159	#endif	185	#endif
		186	#ifndef NO_BELL
		187	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		188	#endif
		189	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		190	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		191	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		192	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		193	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		194	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196
		197	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		198
		199	termlist.push_back (this);
		200
		201	#ifdef KEYSYM_RESOURCE
		202	keyboard = new keyboard_manager;
		203	#endif
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
		216	}
		217
		218	rxvt_term::~rxvt_term ()
		219	{
		220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
		223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	if (display)
		232	{
		233	selection_clear ();
		234
160	#ifdef USE_XIM	235	#ifdef USE_XIM
161	im_ev (this, &rxvt_term::im_cb),	236	im_destroy ();
162	#endif	237	#endif
163	check_ev (this, &rxvt_term::check_cb),	238	#ifdef XTERM_SCROLLBAR
164	destroy_ev (this, &rxvt_term::destroy_cb),	239	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
165	pty_ev (this, &rxvt_term::pty_cb),	240	if (ShadowGC) XFreeGC (dpy, ShadowGC);
166	incr_ev (this, &rxvt_term::incr_cb)
167	{
168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
169	}
170
171	rxvt_term::~rxvt_term ()
172	{
173	if (cmd_fd >= 0)
174	close (cmd_fd);
175
176	#ifndef NO_SETOWNER_TTYDEV
177	privileged_ttydev (RESTORE);
178	#endif	241	#endif
179	#ifdef UTMP_SUPPORT	242	#ifdef PLAIN_SCROLLBAR
180	privileged_utmp (RESTORE);	243	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
181	#endif	244	#endif
		245	#ifdef NEXT_SCROLLBAR
		246	if (blackGC) XFreeGC (dpy, blackGC);
		247	if (whiteGC) XFreeGC (dpy, whiteGC);
		248	if (grayGC) XFreeGC (dpy, grayGC);
		249	if (darkGC) XFreeGC (dpy, darkGC);
		250	if (stippleGC) XFreeGC (dpy, stippleGC);
		251	if (dimple) XFreePixmap (dpy, dimple);
		252	if (upArrow) XFreePixmap (dpy, upArrow);
		253	if (downArrow) XFreePixmap (dpy, downArrow);
		254	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		255	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		256	#endif
		257	#ifdef RXVT_SCROLLBAR
		258	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		259	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		260	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		261	#endif
		262	if (gc) XFreeGC (dpy, gc);
182		263
183	delete TermWin.fontset;
184
185	if (display)
186	{
187	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
188	delete menuBar.drawable;	264	delete drawable;
189	//if (menuBar.win)
190	// XDestroyWindow (display->display, menuBar.win);
191	#endif
192	delete TermWin.drawable;
193	// destroy all windows	265	// destroy all windows
194	if (TermWin.parent[0])	266	if (parent[0])
195	XDestroyWindow (display->display, TermWin.parent[0]);	267	XDestroyWindow (dpy, parent[0]);
196	}
197		268
198	// TODO: free pixcolours, colours should become part of rxvt_display	269	for (int i = 0; i < TOTAL_COLORS; i++)
		270	if (ISSET_PIXCOLOR (i))
		271	{
		272	pix_colors_focused [i].free (this);
		273	#if OFF_FOCUS_FADING
		274	pix_colors_unfocused [i].free (this);
		275	#endif
		276	}
199		277
200	delete PixColors;	278	clear ();
		279	}
201		280
		281	#ifdef HAVE_BG_PIXMAP
		282	bgPixmap.destroy ();
		283	#endif
		284	display->flush (); /* ideally .put should do this */
202	displays.put (display);	285	displays.put (display);
203		286
204	scr_release ();	287	scr_release ();
205		288
206	free (env_windowid);	289	/* clear all resources */
		290	for (int i = 0; i < allocated.size (); i++)
		291	free (allocated [i]);
		292
		293	free (selection.text);
		294	// TODO: manage env vars in child only(!)
207	free (env_display);	295	free (env_display);
208	free (env_term);	296	free (env_term);
209	free (env_colorfgbg);
210	free (locale);	297	free (locale);
211	free (codeset);	298	free (v_buffer);
		299	free (incr_buf);
212		300
213	delete envv;	301	delete envv;
214	delete argv;	302	delete argv;
		303
		304	#ifdef KEYSYM_RESOURCE
		305	delete keyboard;
		306	#endif
		307	#ifndef NO_RESOURCES
		308	XrmDestroyDatabase (option_db);
		309	#endif
		310	}
		311
		312	// child has exited, usually destroys
		313	void
		314	rxvt_term::child_cb (ev::child &w, int status)
		315	{
		316	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		317
		318	cmd_pid = 0;
		319
		320	if (!option (Opt_hold))
		321	destroy ();
215	}	322	}
216		323
217	void	324	void
218	rxvt_term::destroy ()	325	rxvt_term::destroy ()
219	{	326	{
		327	if (destroy_ev.is_active ())
		328	return;
		329
		330	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		331
		332	#if ENABLE_OVERLAY
		333	scr_overlay_off ();
		334	#endif
		335
220	if (display)	336	if (display)
221	{	337	{
		338	#if USE_XIM
		339	im_ev.stop (display);
		340	#endif
		341	#if HAVE_SCROLLBARS
		342	scrollbar_ev.stop (display);
		343	#endif
		344	#if ENABLE_TRANSPARENCY || ENABLE_PERL
222	rootwin_ev.stop (display);	345	rootwin_ev.stop (display);
		346	#endif
		347	incr_ev.stop ();
223	termwin_ev.stop (display);	348	termwin_ev.stop (display);
224	vt_ev.stop (display);	349	vt_ev.stop (display);
225	#ifdef USE_XIM
226	im_destroy ();
227	im_ev.stop (display);
228	#endif
229	#ifdef HAVE_SCROLLBARS
230	scrollbar_ev.stop (display);
231	#endif
232	#ifdef MENUBAR
233	menubar_ev.stop (display);
234	#endif
235	}	350	}
236		351
237	check_ev.stop ();	352	flush_ev.stop ();
238	pty_ev.stop ();	353	pty_ev.stop ();
239	#ifdef CURSOR_BLINK	354	#ifdef CURSOR_BLINK
240	cursor_blink_ev.stop ();	355	cursor_blink_ev.stop ();
241	#endif	356	#endif
242	#ifdef TEXT_BLINK	357	#ifdef TEXT_BLINK
243	text_blink_ev.stop ();	358	text_blink_ev.stop ();
244	#endif	359	#endif
		360	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		361	cont_scroll_ev.stop ();
		362	#endif
		363	#ifdef SELECTION_SCROLLING
		364	sel_scroll_ev.stop ();
		365	#endif
245	#ifdef POINTER_BLANK	366	#ifdef POINTER_BLANK
246	pointer_ev.stop ();	367	pointer_ev.stop ();
247	#endif	368	#endif
248		369
249	destroy_ev.start (0);	370	destroy_ev.start ();
250	}	371	}
251		372
252	void	373	void
253	rxvt_term::destroy_cb (time_watcher &w)	374	rxvt_term::destroy_cb (ev::idle &w, int revents)
254	{	375	{
255	SET_R (this);	376	make_current ();
256		377
257	delete this;	378	delete this;
258	}
259
260	/*----------------------------------------------------------------------*/
261	/* rxvt_init () */
262	/* LIBPROTO */
263	rxvt_t
264	rxvt_init (int argc, const char *const *argv)
265	{
266	SET_R (new rxvt_term);
267
268	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
269	{
270	delete GET_R;
271	SET_R (0);
272	}
273
274	return GET_R;
275	}
276
277	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
278
279	void
280	rxvt_init_signals ()
281	{
282	/* install exit handler for cleanup */
283	#if 0
284	#ifdef HAVE_ATEXIT
285	atexit (rxvt_clean_exit);
286	#else
287	#endif
288	#endif
289
290	struct sigaction sa;
291
292	sigfillset (&sa.sa_mask);
293	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
294	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
295	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
298	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
299	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
300
301	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
302	/* signal (SIGURG, SIG_DFL); */
303
304	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
305	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
306	}
307
308	bool
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	/*
312	* Save and then give up any super-user privileges
313	* If we need privileges in any area then we must specifically request it.
314	* We should only need to be root in these cases:
315	* 1. write utmp entries on some systems
316	* 2. chown tty on some systems
317	*/
318	privileges (SAVE);
319	privileges (IGNORE);
320
321	init_secondary ();
322
323	const char **cmd_argv = init_resources (argc, argv);
324
325	set_locale ("");
326
327	#if MENUBAR_MAX
328	menubar_read (rs[Rs_menu]);
329	#endif
330	#ifdef HAVE_SCROLLBARS
331	if (Options & Opt_scrollBar)
332	scrollBar.setIdle (); /* set existence for size calculations */
333	#endif
334
335	create_windows (argc, argv);
336
337	init_xlocale ();
338
339	scr_reset (); /* initialize screen */
340
341	#if 0
342	XSynchronize (display->display, True);
343	#endif
344
345	#ifdef HAVE_SCROLLBARS
346	if (Options & Opt_scrollBar)
347	resize_scrollbar (); /* create and map scrollbar */
348	#endif
349	#if (MENUBAR_MAX)
350	if (menubar_visible ())
351	XMapWindow (display->display, menuBar.win);
352	#endif
353	#ifdef TRANSPARENT
354	if (Options & Opt_transparent)
355	{
356	XSelectInput (display->display, display->root, PropertyChangeMask);
357	check_our_parents ();
358	}
359	#endif
360
361	rootwin_ev.start (display, display->root);
362
363	XMapWindow (display->display, TermWin.vt);
364	XMapWindow (display->display, TermWin.parent[0]);
365
366	init_command (cmd_argv);
367
368	pty_ev.start (cmd_fd, EVENT_READ);
369
370	check_ev.start ();
371
372	return true;
373	}
374
375	/* ------------------------------------------------------------------------- *
376	* SIGNAL HANDLING & EXIT HANDLER *
377	* ------------------------------------------------------------------------- */
378	/*
379	* Catch a SIGCHLD signal and exit if the direct child has died
380	*/
381	/* ARGSUSED */
382	/* EXTPROTO */
383	RETSIGTYPE
384	rxvt_Child_signal (int sig __attribute__ ((unused)))
385	{
386	int pid, save_errno = errno;
387	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
388	;
389	errno = save_errno;
390
391	#if 0
392	if (pid == cmd_pid)
393	exit (EXIT_SUCCESS);
394	#endif
395	}
396
397	/*
398	* Catch a fatal signal and tidy up before quitting
399	*/
400	/* EXTPROTO */
401	RETSIGTYPE
402	rxvt_Exit_signal (int sig)
403	{
404	signal (sig, SIG_DFL);
405	#ifdef DEBUG_CMD
406	rxvt_print_error ("signal %d", sig);
407	#endif
408	rxvt_clean_exit ();
409	kill (getpid (), sig);
410	}
411
412	/* INTPROTO */
413	int
414	rxvt_xerror_handler (Display *display, XErrorEvent *event)
415	{
416	if (GET_R->allowedxerror == -1)
417	GET_R->allowedxerror = event->error_code;
418	else
419	{
420	old_xerror_handler (display, event);
421	GET_R->destroy ();
422	}
423
424	return 0;
425	}	379	}
426		380
427	/*----------------------------------------------------------------------*/	381	/*----------------------------------------------------------------------*/
428	/*	382	/*
429	* Exit gracefully, clearing the utmp entry and restoring tty attributes	383	* Exit gracefully, clearing the utmp entry and restoring tty attributes
430	* TODO: if debugging, this should free up any known resources if we can	384	* TODO: if debugging, this should free up any known resources if we can
431	*/	385	*/
432	/* EXTPROTO */	386	static XErrorHandler old_xerror_handler;
433	void
434	rxvt_clean_exit ()
435	{
436	// TODO: rxvtd should clean up all ressources
437	if (GET_R)
438	GET_R->destroy ();
439	}
440		387
441	/* ------------------------------------------------------------------------- *	388	static void
442	* MEMORY ALLOCATION WRAPPERS *	389	rxvt_emergency_cleanup ()
443	* ------------------------------------------------------------------------- */
444	/* EXTPROTO */
445	void *
446	rxvt_malloc (size_t size)
447	{	390	{
448	void *p;	391	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
449		392	(*t)->emergency_cleanup ();
450	p = malloc (size);
451	if (p)
452	return p;
453
454	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
455	rxvt_clean_exit ();
456	exit (EXIT_FAILURE);
457	/* NOTREACHED */
458	}	393	}
459		394
460	/* EXTPROTO */	395	#if !ENABLE_MINIMAL
461	void *	396	static void
462	rxvt_calloc (size_t number, size_t size)	397	print_x_error (Display *dpy, XErrorEvent *event)
463	{	398	{
464	void *p;	399	char buffer[BUFSIZ];
465		400	char mesg[BUFSIZ];
466	p = calloc (number, size);	401	char number[32];
467	if (p)	402	char *mtype = "XlibMessage";
468	return p;	403	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
469		404	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
470	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	405	rxvt_warn ("An X Error occured, trying to continue after report.\n");
471	rxvt_clean_exit ();	406	rxvt_warn ("%s: %s\n", mesg, buffer);
472	exit (EXIT_FAILURE);	407	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
473	/* NOTREACHED */	408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		409	sprintf(number, "%d", event->request_code);
		410	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		411	rxvt_warn ("(which is %s)\n", buffer);
		412	if (event->request_code >= 128) {
		413	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		416	}
		417	if ((event->error_code == BadWindow) ||
		418	(event->error_code == BadPixmap) ||
		419	(event->error_code == BadCursor) ||
		420	(event->error_code == BadFont) ||
		421	(event->error_code == BadDrawable) ||
		422	(event->error_code == BadColor) ||
		423	(event->error_code == BadGC) ||
		424	(event->error_code == BadIDChoice) ||
		425	(event->error_code == BadValue) ||
		426	(event->error_code == BadAtom)) {
		427	if (event->error_code == BadValue)
		428	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		429	mesg, BUFSIZ);
		430	else if (event->error_code == BadAtom)
		431	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		432	mesg, BUFSIZ);
		433	else
		434	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		435	mesg, BUFSIZ);
		436	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		437	}
		438	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		439	mesg, BUFSIZ);
		440	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
474	}	441	}
		442	#endif
475		443
476	/* EXTPROTO */	444	int
477	void *	445	rxvt_xerror_handler (Display *display, XErrorEvent *event)
478	rxvt_realloc (void *ptr, size_t size)
479	{	446	{
480	void *p;	447	if (GET_R->allowedxerror == -1)
481		448	GET_R->allowedxerror = event->error_code;
482	if (ptr)
483	p = realloc (ptr, size);
484	else	449	else
485	p = malloc (size);	450	{
486	if (p)	451	// GET_R is most likely not the terminal which caused the error,
		452	// so just output the error and continue
		453	#if ENABLE_MINIMAL
		454	old_xerror_handler (display, event);
		455	#else
		456	print_x_error (display, event);
		457	#endif
		458	}
		459
487	return p;	460	return 0;
		461	}
488		462
489	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	463	int
490	rxvt_clean_exit ();	464	rxvt_xioerror_handler (Display *display)
		465	{
		466	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		467	DisplayString (display));
		468	rxvt_emergency_cleanup ();
491	exit (EXIT_FAILURE);	469	_exit (EXIT_FAILURE);
492	/* NOTREACHED */
493	}	470	}
494		471
495	/* ------------------------------------------------------------------------- *	472	/*----------------------------------------------------------------------*/
496	* PRIVILEGED OPERATIONS *
497	* ------------------------------------------------------------------------- */
498	/* take care of suid/sgid super-user (root) privileges */
499	void	473	void
500	rxvt_term::privileges (int mode)	474	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
501	{	475	{
502	#if ! defined(__CYGWIN32__)	476	this->envv = envv;
503	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477
504	/* setreuid () is the poor man's setuid (), seteuid () */	478	SET_R (this);
505	# define seteuid(a) setreuid(-1, (a))	479	set_locale ("");
506	# define setegid(a) setregid(-1, (a))	480	set_environ (envv); // few things in X do not call setlocale :(
507	# define HAVE_SETEUID	481
		482	init_vars ();
		483
		484	init_secondary ();
		485
		486	const char **cmd_argv = init_resources (argc, argv);
		487
		488	#ifdef KEYSYM_RESOURCE
		489	keyboard->register_done ();
508	# endif	490	#endif
509	# ifdef HAVE_SETEUID	491
510	switch (mode)	492	#ifdef HAVE_SCROLLBARS
511	{	493	if (option (Opt_scrollBar))
512	case IGNORE:	494	scrollBar.setIdle (); /* set existence for size calculations */
513	/*
514	* change effective uid/gid - not real uid/gid - so we can switch
515	* back to root later, as required
516	*/
517	seteuid (getuid ());
518	setegid (getgid ());
519	break;
520	case SAVE:
521	euid = geteuid ();
522	egid = getegid ();
523	break;
524	case RESTORE:
525	seteuid (euid);
526	setegid (egid);
527	break;
528	}
529	# else
530	switch (mode)
531	{
532	case IGNORE:
533	setuid (getuid ());
534	setgid (getgid ());
535	/* FALLTHROUGH */
536	case SAVE:
537	/* FALLTHROUGH */
538	case RESTORE:
539	break;
540	}
541	# endif	495	#endif
542	#endif
543	}
544		496
545	#ifdef UTMP_SUPPORT	497	pty = ptytty::create ();
546	void
547	rxvt_term::privileged_utmp (char action)
548	{
549	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
550	action, next_utmp_action, getpid ()));
551	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
552	|| (Options & Opt_utmpInhibit)
553	|| ttydev == NULL || *ttydev == '\0')
554	return;
555		498
556	privileges (RESTORE);	499	create_windows (argc, argv);
557	if (action == SAVE)
558	{
559	next_utmp_action = RESTORE;
560	makeutent (ttydev, rs[Rs_display_name]);
561	}
562	else
563	{ /* action == RESTORE */
564	next_utmp_action = IGNORE;
565	cleanutent ();
566	}
567	privileges (IGNORE);
568	}
569	#endif
570		500
571	#ifndef NO_SETOWNER_TTYDEV	501	init_xlocale ();
572	void
573	rxvt_term::privileged_ttydev (char action)
574	{
575	D_MAIN ((stderr,
576	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
577	action, next_tty_action, getpid ()));
578	if (next_tty_action != action || (action != SAVE && action != RESTORE)
579	|| ttydev == NULL || *ttydev == '\0')
580	return;
581		502
582	privileges (RESTORE);	503	scr_reset (); // initialize screen
583		504
584	if (action == SAVE)	505	#if 0
585	{	506	XSynchronize (dpy, True);
586	next_tty_action = RESTORE;
587	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
588	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
589	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
590	next_tty_action = IGNORE;
591	else
592	# endif	507	#endif
593		508
594	{	509	#ifdef HAVE_SCROLLBARS
595	chown (ttydev, getuid (), ttygid); /* fail silently */	510	if (option (Opt_scrollBar))
596	chmod (ttydev, ttymode);	511	resize_scrollbar (); /* create and map scrollbar */
597	# ifdef HAVE_REVOKE
598	revoke (ttydev);
599	# endif	512	#endif
		513	#ifdef HAVE_BG_PIXMAP
		514	{
		515	bgPixmap.set_target (this);
		516	bgPixmap.invalidate ();
600		517
		518	#ifdef ENABLE_TRANSPARENCY
		519	if (option (Opt_transparent))
601	}	520	{
602	}	521	bgPixmap.set_transparent ();
603	else	522
604	{ /* action == RESTORE */	523	#ifdef HAVE_AFTERIMAGE
605	next_tty_action = IGNORE;	524	if (rs [Rs_blurradius])
606	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
607	chmod (ttydev, ttyfd_stat.st_mode);
608	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
609	# else
610	chmod (ttydev,
611	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
612	chown (ttydev, 0, 0);
613	# endif	526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
614		529
		530	if (rs [Rs_shade])
		531	bgPixmap.set_shade (rs [Rs_shade]);
		532
		533	bgPixmap.set_root_pixmap ();
		534	XSelectInput (dpy, display->root, PropertyChangeMask);
		535	rootwin_ev.start (display, display->root);
615	}	536	}
616
617	privileges (IGNORE);
618
619	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
620	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
621	action == RESTORE ? "Restoring" : (action ==
622	SAVE ? "Saving" :
623	"UNKNOWN ERROR for"), ttydev,
624	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
625	ttyfd_stat.st_gid));
626	# endif	537	#endif
627	}	538
		539	#ifdef BG_IMAGE_FROM_FILE
		540	if (rs[Rs_backgroundPixmap])
		541	{
		542	const char *p = rs[Rs_backgroundPixmap];
		543
		544	if ((p = strchr (p, ';')) != 0)
		545	{
		546	p++;
		547	bgPixmap.set_geometry (p);
		548	}
		549	else
		550	bgPixmap.set_defaultGeometry ();
		551
		552	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		553	if (!bgPixmap.window_position_sensitive ())
		554	update_background ();
		555	}
628	#endif	556	#endif
		557	}
		558	#endif
		559
		560	#if ENABLE_PERL
		561	rootwin_ev.start (display, display->root);
		562	#endif
		563
		564	set_colorfgbg ();
		565
		566	init_command (cmd_argv);
		567
		568	free (cmd_argv);
		569
		570	if (pty->pty >= 0)
		571	pty_ev.start (pty->pty, ev::READ);
		572
		573	HOOK_INVOKE ((this, HOOK_START, DT_END));
		574
		575	#if ENABLE_XEMBED
		576	if (rs[Rs_embed])
		577	{
		578	long info[2] = { 0, XEMBED_MAPPED };
		579
		580	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		581	32, PropModeReplace, (unsigned char *)&info, 2);
		582	}
		583	#endif
		584
		585	XMapWindow (dpy, vt);
		586	XMapWindow (dpy, parent[0]);
		587
		588	refresh_check ();
		589	}
		590
		591	static struct sig_handlers
		592	{
		593	ev::sig sw_term, sw_int;
		594
		595	/*
		596	* Catch a fatal signal and tidy up before quitting
		597	*/
		598	void sig_term (ev::sig &w, int revents);
		599
		600	sig_handlers ()
		601	{
		602	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		603	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		604	}
		605	} sig_handlers;
		606
		607	void
		608	sig_handlers::sig_term (ev::sig &w, int revents)
		609	{
		610	rxvt_emergency_cleanup ();
		611	w.stop ();
		612	kill (getpid (), w.signum);
		613	}
		614
		615	char **rxvt_environ; // startup environment
		616
		617	void
		618	rxvt_init ()
		619	{
		620	ptytty::init ();
		621
		622	if (!ev_default_loop (0))
		623	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		624
		625	rxvt_environ = environ;
		626
		627	signal (SIGHUP, SIG_IGN);
		628	signal (SIGPIPE, SIG_IGN);
		629
		630	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		631	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		632
		633	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		634	/* signal (SIGURG, SIG_DFL); */
		635
		636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		637	// TODO: handle this with exceptions and tolerate the memory loss
		638	XSetIOErrorHandler (rxvt_xioerror_handler);
		639
		640	XrmInitialize ();
		641	}
629		642
630	/*----------------------------------------------------------------------*/	643	/*----------------------------------------------------------------------*/
631	/*	644	/*
632	* window size/position calculcations for XSizeHint and other storage.	645	* window size/position calculations for XSizeHint and other storage.
633	* if width/height are non-zero then override calculated width/height	646	* if width/height are non-zero then override calculated width/height
634	*/	647	*/
635	void	648	void
636	rxvt_term::window_calc (unsigned int width, unsigned int height)	649	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
637	{	650	{
638	short recalc_x, recalc_y;	651	short recalc_x, recalc_y;
639	int x, y, sb_w, mb_h, flags;	652	int x, y, sb_w, flags;
640	unsigned int w, h;	653	unsigned int w, h;
641	unsigned int max_width, max_height;	654	unsigned int max_width, max_height;
642		655
643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644	TermWin.ncol, TermWin.nrow, szHint.width,
645	szHint.height));
646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	656	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647	szHint.win_gravity = NorthWestGravity;	657	szHint.win_gravity = NorthWestGravity;
648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	658	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
649		659
650	recalc_x = recalc_y = 0;	660	recalc_x = recalc_y = 0;
651	flags = 0;	661	flags = 0;
		662
652	if (!parsed_geometry)	663	if (!parsed_geometry)
653	{	664	{
654	parsed_geometry = 1;	665	parsed_geometry = 1;
		666
655	if (rs[Rs_geometry])	667	if (rs[Rs_geometry])
656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	668	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		669
657	if (flags & WidthValue)	670	if (flags & WidthValue)
658	{	671	{
659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	672	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
660	szHint.flags |= USSize;	673	szHint.flags |= USSize;
661	}	674	}
		675
662	if (flags & HeightValue)	676	if (flags & HeightValue)
663	{	677	{
664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	678	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
665	szHint.flags |= USSize;	679	szHint.flags |= USSize;
666	}	680	}
		681
667	if (flags & XValue)	682	if (flags & XValue)
668	{	683	{
669	szHint.x = x;	684	szHint.x = x;
670	szHint.flags |= USPosition;	685	szHint.flags |= USPosition;
		686
671	if (flags & XNegative)	687	if (flags & XNegative)
672	{	688	{
673	recalc_x = 1;	689	recalc_x = 1;
674	szHint.win_gravity = NorthEastGravity;	690	szHint.win_gravity = NorthEastGravity;
675	}	691	}
676	}	692	}
		693
677	if (flags & YValue)	694	if (flags & YValue)
678	{	695	{
679	szHint.y = y;	696	szHint.y = y;
680	szHint.flags |= USPosition;	697	szHint.flags |= USPosition;
		698
681	if (flags & YNegative)	699	if (flags & YNegative)
682	{	700	{
683	recalc_y = 1;	701	recalc_y = 1;
		702
684	if (szHint.win_gravity == NorthEastGravity)	703	if (szHint.win_gravity == NorthEastGravity)
685	szHint.win_gravity = SouthEastGravity;	704	szHint.win_gravity = SouthEastGravity;
686	else	705	else
687	szHint.win_gravity = SouthWestGravity;	706	szHint.win_gravity = SouthWestGravity;
688	}	707	}
689	}	708	}
690	}	709	}
691		710
692	/* TODO: BOUNDS */	711	/* TODO: BOUNDS */
693	TermWin.width = TermWin.ncol * TermWin.fwidth;	712	width = ncol * fwidth;
694	TermWin.height = TermWin.nrow * TermWin.fheight;	713	height = nrow * fheight;
695	max_width = MAX_COLS * TermWin.fwidth;	714	max_width = MAX_COLS * fwidth;
696	max_height = MAX_ROWS * TermWin.fheight;	715	max_height = MAX_ROWS * fheight;
697		716
698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	717	szHint.base_width = szHint.base_height = 2 * int_bwidth;
699		718
700	sb_w = mb_h = 0;	719	sb_w = 0;
701	window_vt_x = window_vt_y = 0;	720	window_vt_x = window_vt_y = int_bwidth;
702	if (scrollbar_visible ())	721
		722	if (scrollBar.state)
703	{	723	{
704	sb_w = scrollbar_TotalWidth ();	724	sb_w = scrollbar_TotalWidth ();
705	szHint.base_width += sb_w;	725	szHint.base_width += sb_w;
		726
706	if (! (Options & Opt_scrollBar_right))	727	if (!option (Opt_scrollBar_right))
707	window_vt_x = sb_w;	728	window_vt_x += sb_w;
708	}
709	if (menubar_visible ())
710	{	729	}
711	mb_h = menuBar_TotalHeight ();	730
712	szHint.base_height += mb_h;
713	window_vt_y = mb_h;
714	}
715	szHint.width_inc = TermWin.fwidth;	731	szHint.width_inc = fwidth;
716	szHint.height_inc = TermWin.fheight;	732	szHint.height_inc = fheight;
717	szHint.min_width = szHint.base_width + szHint.width_inc;	733	szHint.min_width = szHint.base_width + szHint.width_inc;
718	szHint.min_height = szHint.base_height + szHint.height_inc;	734	szHint.min_height = szHint.base_height + szHint.height_inc;
719		735
720	if (width && width - szHint.base_width < max_width)	736	if (newwidth && newwidth - szHint.base_width < max_width)
721	{	737	{
722	szHint.width = width;	738	szHint.width = newwidth;
723	TermWin.width = width - szHint.base_width;	739	width = newwidth - szHint.base_width;
724	}	740	}
725	else	741	else
726	{	742	{
727	MIN_IT (TermWin.width, max_width);	743	min_it (width, max_width);
728	szHint.width = szHint.base_width + TermWin.width;	744	szHint.width = szHint.base_width + width;
729	}	745	}
		746
730	if (height && height - szHint.base_height < max_height)	747	if (newheight && newheight - szHint.base_height < max_height)
731	{	748	{
732	szHint.height = height;	749	szHint.height = newheight;
733	TermWin.height = height - szHint.base_height;	750	height = newheight - szHint.base_height;
734	}	751	}
735	else	752	else
736	{	753	{
737	MIN_IT (TermWin.height, max_height);	754	min_it (height, max_height);
738	szHint.height = szHint.base_height + TermWin.height;	755	szHint.height = szHint.base_height + height;
739	}	756	}
		757
740	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	758	if (scrollBar.state && option (Opt_scrollBar_right))
741	window_sb_x = szHint.width - sb_w;	759	window_sb_x = szHint.width - sb_w;
742		760
743	if (recalc_x)	761	if (recalc_x)
744	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	762	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
745	- szHint.width - 2 * TermWin.ext_bwidth);	763
746	if (recalc_y)	764	if (recalc_y)
747	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	765	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
748	- szHint.height - 2 * TermWin.ext_bwidth);
749		766
750	TermWin.ncol = TermWin.width / TermWin.fwidth;	767	ncol = width / fwidth;
751	TermWin.nrow = TermWin.height / TermWin.fheight;	768	nrow = height / fheight;
752	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
753	TermWin.ncol, TermWin.nrow, szHint.width,
754	szHint.height));
755	return;
756	}	769	}
757		770
758	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
759	/*	772	/*
760	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
761	* Called after a window size change.	774	* Called after a window size change.
762	*/	775	*/
763	void	776	void
764	rxvt_term::tt_winch ()	777	rxvt_term::tt_winch ()
765	{	778	{
		779	if (pty->pty < 0)
		780	return;
		781
766	struct winsize ws;	782	struct winsize ws;
767		783
768	if (cmd_fd < 0)
769	return;
770
771	ws.ws_col = TermWin.ncol;	784	ws.ws_col = ncol;
772	ws.ws_row = TermWin.nrow;	785	ws.ws_row = nrow;
773	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = width;
774	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = height;
775	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
776	#else	789
777	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	790	#if 0
778	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ is supposed to do this automatically and correctly
779	# ifdef SIGWINCH
780	else if (cmd_pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
781	kill (cmd_pid, SIGWINCH);	793	kill (-cmd_pid, SIGWINCH);
782	# endif
783	#endif	794	#endif
784	}	795	}
785		796
786	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
787	/* rxvt_change_font () - Switch to a new font */	798	/* set_fonts () - load and set the various fonts
788	/*	799	*
789	* init = 1 - initialize	800	* init = 1 - initialize
790	*	801	*
791	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
792	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
793	*/	804	*/
794	bool	805	bool
795	rxvt_term::change_font (const char *fontname)	806	rxvt_term::set_fonts ()
796	{	807	{
797	if (fontname == FONT_UP)
798	{
799	// TODO
800	}
801	else if (fontname == FONT_DN)
802	{
803	// TODO
804	}
805	else
806	{
807	rxvt_fontset *fs = new rxvt_fontset (this);	808	rxvt_fontset *fs = new rxvt_fontset (this);
		809	rxvt_fontprop prop;
808		810
809	if (fs && fs->populate (fontname ? fontname : "fixed"))	811	if (!fs
		812	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		813	|| !fs->realize_font (1))
		814	{
		815	delete fs;
		816	return false;
		817	}
		818
		819	#if ENABLE_STYLES
		820	for (int i = RS_styleCount; --i; )
		821	if (fontset[i] != fontset[0])
		822	delete fontset[i];
		823	#endif
		824
		825	delete fontset[0];
		826	fontset[0] = fs;
		827
		828	prop = (*fs)[1]->properties ();
		829	prop.height += lineSpace;
		830
		831	fs->set_prop (prop, false);
		832
		833	fwidth = prop.width;
		834	fheight = prop.height;
		835	fbase = prop.ascent;
		836
		837	for (int style = 1; style < 4; style++)
		838	{
		839	#if ENABLE_STYLES
		840	const char *res = rs[Rs_font + style];
		841
		842	if (res && !*res)
		843	fontset[style] = fontset[0];
		844	else
810	{	845	{
811	delete TermWin.fontset;	846	fontset[style] = fs = new rxvt_fontset (this);
812	TermWin.fontset = fs;	847	rxvt_fontprop prop2 = prop;
813	TermWin.fwidth = fs->base_font ()->width;
814	TermWin.fheight = fs->base_font ()->height;
815	TermWin.fbase = fs->base_font ()->ascent;
816		848
817	if (TermWin.parent[0])	849	if (res)
818	{	850	{
819	resize_all_windows (0, 0, 0);	851	fs->populate (res);
820	scr_remap_chars ();	852	fs->set_prop (prop2, false);
821	scr_touch (true);
822	}	853	}
		854	else
		855	{
		856	fs->populate (fontset[0]->fontdesc);
823		857
824	return true;	858	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		859	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		860
		861	fs->set_prop (prop2, true);
		862	}
		863
825	}	864	}
		865	#else
		866	fontset[style] = fontset[0];
		867	#endif
		868	}
		869
		870	if (parent[0])
826	}	871	{
		872	resize_all_windows (0, 0, 0);
		873	scr_remap_chars ();
		874	scr_touch (true);
		875	}
827		876
828	return false;	877	return true;
829	}	878	}
830		879
831	bool	880	void
832	rxvt_term::font_up_down (int n, int direction)	881	rxvt_term::set_string_property (Atom prop, const char *str, int len)
833	{	882	{
834	return false;	883	XChangeProperty (dpy, parent[0],
		884	prop, XA_STRING, 8, PropModeReplace,
		885	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		886	}
		887
		888	void
		889	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		890	{
		891	wchar_t *ws = rxvt_mbstowcs (str, len);
		892	char *s = rxvt_wcstoutf8 (ws);
		893
		894	XChangeProperty (dpy, parent[0],
		895	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		896	(const unsigned char *)s, strlen (s));
		897
		898	free (s);
		899	free (ws);
835	}	900	}
836		901
837	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
838	/*----------------------------------------------------------------------*/	903	/*----------------------------------------------------------------------*/
839	/* xterm sequences - title, iconName, color (exptl) */	904	/* xterm sequences - title, iconName, color (exptl) */
840	void	905	void
841	rxvt_term::set_title (const char *str)	906	rxvt_term::set_title (const char *str)
842	{	907	{
843	#ifndef SMART_WINDOW_TITLE	908	set_string_property (XA_WM_NAME, str);
844	XStoreName (display->display, TermWin.parent[0], str);	909	#if ENABLE_EWMH
845	#else	910	set_utf8_property (xa[XA_NET_WM_NAME], str);
846	char *name;
847
848	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
849	name = NULL;
850	if (name == NULL || STRCMP (name, str))
851	XStoreName (display->display, TermWin.parent[0], str);
852	if (name)
853	XFree (name);
854	#endif	911	#endif
855	}	912	}
856		913
857	void	914	void
858	rxvt_term::set_iconName (const char *str)	915	rxvt_term::set_icon_name (const char *str)
859	{	916	{
860	#ifndef SMART_WINDOW_TITLE	917	set_string_property (XA_WM_ICON_NAME, str);
861	XSetIconName (display->display, TermWin.parent[0], str);	918	#if ENABLE_EWMH
862	#else	919	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
863	char *name;
864
865	if (XGetIconName (display->display, TermWin.parent[0], &name))
866	name = NULL;
867	if (name == NULL || STRCMP (name, str))
868	XSetIconName (display->display, TermWin.parent[0], str);
869	if (name)
870	XFree (name);
871	#endif	920	#endif
872	}	921	}
873		922
		923	void
		924	rxvt_term::set_window_color (int idx, const char *color)
		925	{
874	#ifdef XTERM_COLOR_CHANGE	926	#ifdef XTERM_COLOR_CHANGE
875	void
876	rxvt_term::set_window_color (int idx, const char *color)
877	{
878	rxvt_color xcol;	927	rxvt_color xcol;
879	int i;	928	int i;
880		929
881	if (color == NULL || *color == '\0')	930	if (color == NULL || *color == '\0')
882	return;	931	return;
883		932
		933	color = strdup (color);
		934	allocated.push_back ((void *)color);
		935	rs[Rs_color + idx] = color;
		936
884	/* handle color aliases */	937	/* handle color aliases */
885	if (isdigit (*color))	938	if (isdigit (*color))
886	{	939	{
887	i = atoi (color);	940	i = atoi (color);
		941
888	if (i >= 8 && i <= 15)	942	if (i >= 8 && i <= 15)
		943	{
889	{ /* bright colors */	944	/* bright colors */
890	i -= 8;
891	# ifndef NO_BRIGHTCOLOR
892	PixColors[idx] = PixColors[minBrightCOLOR + i];	945	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
893	SET_PIXCOLOR (idx);
894	goto Done;	946	goto done;
895	# endif
896
897	}	947	}
		948
898	if (i >= 0 && i <= 7)	949	if (i >= 0 && i <= 7)
		950	{
899	{ /* normal colors */	951	/* normal colors */
900	PixColors[idx] = PixColors[minCOLOR + i];	952	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
901	SET_PIXCOLOR (idx);
902	goto Done;	953	goto done;
903	}	954	}
904	}	955	}
905	if (!rXParseAllocColor (& xcol, color))	956
906	return;	957	set_color (xcol, color);
907	/* XStoreColor (display->display, XCMAP, XColor*); */
908		958
909	/*	959	/*
910	* FIXME: should free colors here, but no idea how to do it so instead,	960	* FIXME: should free colors here, but no idea how to do it so instead,
911	* so just keep gobbling up the colormap	961	* so just keep gobbling up the colormap
912	*/	962	*/
913	# if 0
914	for (i = Color_Black; i <= Color_White; i++)
915	if (PixColors[idx] == PixColors[i])
916	break;
917	if (i > Color_White)
918	{
919	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
920	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
921	DisplayPlanes (display->display, display->screen));
922	}
923	# endif
924		963
925	PixColors[idx] = xcol;	964	pix_colors_focused[idx] = xcol;
926	SET_PIXCOLOR (idx);
927		965
928	/* XSetWindowAttributes attr; */
929	/* Cursor cursor; */
930	Done:	966	done:
931	if (idx == Color_bg && ! (Options & Opt_transparent))
932	XSetWindowBackground (display->display, TermWin.vt,
933	PixColors[Color_bg]);
934
935	/* handle Color_BD, scrollbar background, etc. */	967	/*TODO: handle Color_BD, scrollbar background, etc. */
936		968
937	set_colorfgbg ();	969	update_fade_color (idx);
938	recolour_cursor ();	970	recolour_cursor ();
939	/* the only reasonable way to enforce a clean update */	971	scr_recolour ();
940	scr_poweron ();	972	#endif /* XTERM_COLOR_CHANGE */
941	}	973	}
942
943	#else
944	# define set_window_color (idx,color) ((void)0)
945	#endif /* XTERM_COLOR_CHANGE */
946		974
947	void	975	void
948	rxvt_term::recolour_cursor ()	976	rxvt_term::recolour_cursor ()
949	{	977	{
950	#if TODO	978	XColor fg, bg;
951	rxvt_color xcol[2];
952		979
953	xcol[0] = PixColors[Color_pointer];	980	(ISSET_PIXCOLOR (Color_pointer_fg)
954	xcol[1] = PixColors[Color_bg];	981	? pix_colors_focused[Color_pointer_fg]
955	XQueryColors (display->display, XCMAP, xcol, 2);	982	: pix_colors_focused[Color_fg]).get (fg);
956	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	983
957	#endif	984	(ISSET_PIXCOLOR (Color_pointer_bg)
		985	? pix_colors_focused[Color_pointer_bg]
		986	: pix_colors_focused[Color_bg]).get (bg);
		987
		988	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
958	}	989	}
959		990
960	/*----------------------------------------------------------------------*/	991	/*----------------------------------------------------------------------*/
961	/*	992	/*
962	* find if fg/bg matches any of the normal (low-intensity) colors	993	* find if fg/bg matches any of the normal (low-intensity) colors
963	*/	994	*/
964	void	995	void
965	rxvt_term::set_colorfgbg ()	996	rxvt_term::set_colorfgbg ()
966	{	997	{
967	unsigned int i;	998	unsigned int i;
968	const char *xpmb = "\0";	999	const char *xpmb = "";
969	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1000	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
970		1001
971	env_colorfgbg =
972	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
973	STRCPY (fstr, "default");	1002	strcpy (fstr, "default");
974	STRCPY (bstr, "default");	1003	strcpy (bstr, "default");
975	for (i = Color_Black; i <= Color_White; i++)	1004	for (i = Color_Black; i <= Color_White; i++)
976	if (PixColors[Color_fg] == PixColors[i])	1005	if (pix_colors[Color_fg] == pix_colors[i])
977	{	1006	{
978	sprintf (fstr, "%d", (i - Color_Black));	1007	sprintf (fstr, "%d", (i - Color_Black));
979	break;	1008	break;
980	}	1009	}
		1010
981	for (i = Color_Black; i <= Color_White; i++)	1011	for (i = Color_Black; i <= Color_White; i++)
982	if (PixColors[Color_bg] == PixColors[i])	1012	if (pix_colors[Color_bg] == pix_colors[i])
983	{	1013	{
984	sprintf (bstr, "%d", (i - Color_Black));	1014	sprintf (bstr, "%d", (i - Color_Black));
985	#ifdef XPM_BACKGROUND	1015	#ifdef BG_IMAGE_FROM_FILE
986	xpmb = "default;";	1016	xpmb = "default;";
987	#endif	1017	#endif
988	break;	1018	break;
989	}	1019	}
990		1020
991	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1021	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
992
993	#ifndef NO_BRIGHTCOLOR
994	colorfgbg = DEFAULT_RSTYLE;
995	for (i = minCOLOR; i <= maxCOLOR; i++)
996	{
997	if (PixColors[Color_fg] == PixColors[i])
998	colorfgbg = SET_FGCOLOR (colorfgbg, i);
999	if (PixColors[Color_bg] == PixColors[i])
1000	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1001	}
1002	#endif
1003	}	1022	}
1004		1023
1005	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
1006	/*
1007	* Colour determination for low colour displays, routine from
1008	* Hans de Goede <hans@highrise.nl>
1009	*/
1010		1025
1011	int	1026	bool
1012	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1027	rxvt_term::set_color (rxvt_color &color, const char *name)
1013	{	1028	{
1014	if (!screen_in_out->set (display, colour))	1029	if (color.set (this, name))
1015	{
1016	rxvt_print_error ("can't allocate colour: %s", colour);
1017	return false;
1018	}
1019
1020	return true;	1030	return true;
		1031
		1032	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1033	return false;
		1034	}
		1035
		1036	void
		1037	rxvt_term::alias_color (int dst, int src)
		1038	{
		1039	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1021	}	1040	}
1022		1041
1023	/* -------------------------------------------------------------------- *	1042	/* -------------------------------------------------------------------- *
1024	* - WINDOW RESIZING - *	1043	* - WINDOW RESIZING - *
1025	* -------------------------------------------------------------------- */	1044	* -------------------------------------------------------------------- */
1026	void	1045	void
1027	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1046	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1028	{	1047	{
1029	int fix_screen;	1048	int fix_screen;
		1049	int old_width = szHint.width;
		1050	int old_height = szHint.height;
1030		1051
1031	#ifdef SMART_RESIZE
1032	int old_width = szHint.width, old_height = szHint.height;
1033	#endif
1034
1035	window_calc (width, height);	1052	window_calc (newwidth, newheight);
		1053
		1054	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1036	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1055	XSetWMNormalHints (dpy, parent[0], &szHint);
		1056
1037	if (!ignoreparent)	1057	if (!ignoreparent)
1038	{	1058	{
1039	#ifdef SMART_RESIZE	1059	#ifdef SMART_RESIZE
1040	/*	1060	/*
1041	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1061	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1044	int x, y, x1, y1;	1064	int x, y, x1, y1;
1045	int dx, dy;	1065	int dx, dy;
1046	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1047	Window unused_cr;	1067	Window unused_cr;
1048		1068
1049	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1069	XTranslateCoordinates (dpy, parent[0], display->root,
1050	0, 0, &x, &y, &unused_cr);	1070	0, 0, &x, &y, &unused_cr);
1051	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1071	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1052	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1053	/*	1073	/*
1054	* if display->root isn't the parent window, a WM will probably have offset	1074	* if display->root isn't the parent window, a WM will probably have offset
1055	* our position for handles and decorations. Counter it	1075	* our position for handles and decorations. Counter it
1056	*/	1076	*/
…		…
1058	{	1078	{
1059	x -= x1;	1079	x -= x1;
1060	y -= y1;	1080	y -= y1;
1061	}	1081	}
1062		1082
1063	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1083	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1064	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1084	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1065	dx = old_width - szHint.width;	1085	dx = old_width - szHint.width;
1066	dy = old_height - szHint.height;	1086	dy = old_height - szHint.height;
1067		1087
1068	/* Check position of the center of the window */	1088	/* Check position of the center of the window */
1069	if (x < x1) /* left half */	1089	if (x < x1) /* left half */
1070	dx = 0;	1090	dx = 0;
…		…
1073	if (y < y1) /* top half */	1093	if (y < y1) /* top half */
1074	dy = 0;	1094	dy = 0;
1075	else if (y == y1) /* exact center */	1095	else if (y == y1) /* exact center */
1076	dy /= 2;	1096	dy /= 2;
1077		1097
1078	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1098	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1079	szHint.width, szHint.height);	1099	szHint.width, szHint.height);
1080	#else	1100	#else
1081	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1101	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1082	szHint.height);
1083	#endif	1102	#endif
1084
1085	}	1103	}
1086		1104
1087	fix_screen = (TermWin.ncol != prev_ncol	1105	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1088	|| TermWin.nrow != prev_nrow);
1089		1106
1090	if (fix_screen || width != old_width || height != old_height)	1107	if (fix_screen || newwidth != old_width || newheight != old_height)
1091	{	1108	{
1092	if (scrollbar_visible ())	1109	if (scrollBar.state)
1093	{	1110	{
1094	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1111	XMoveResizeWindow (dpy, scrollBar.win,
		1112	window_sb_x, 0,
1095	0, scrollbar_TotalWidth (), szHint.height);	1113	scrollbar_TotalWidth (), szHint.height);
1096	resize_scrollbar ();	1114	resize_scrollbar ();
1097	}	1115	}
1098		1116
1099	if (menubar_visible ())	1117	XMoveResizeWindow (dpy, vt,
1100	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1118	window_vt_x, window_vt_y,
1101	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1102
1103	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1104	window_vt_y, TermWin_TotalWidth (),
1105	TermWin_TotalHeight ());	1119	width, height);
1106	scr_clear (height != old_height);
1107	#ifdef XPM_BACKGROUND
1108	resize_pixmap ();
1109	#endif
1110		1120
		1121	#ifdef HAVE_BG_PIXMAP
		1122	if (bgPixmap.window_size_sensitive ())
		1123	update_background ();
		1124	#endif
		1125
		1126	scr_clear ();
1111	}	1127	}
1112		1128
1113	if (fix_screen || old_height == 0)	1129	if (fix_screen || old_height == 0)
1114	{
1115	int curr_screen = -1;
1116	int old_ncol = prev_ncol;
1117
1118	/* scr_reset only works on the primary screen */
1119	if (old_height) /* this is not the first time through */
1120	{
1121	unsigned int ncol = TermWin.ncol;
1122	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1123	curr_screen = scr_change_screen (PRIMARY);
1124	TermWin.ncol = ncol;
1125	}
1126
1127	scr_reset ();	1130	scr_reset ();
1128		1131
1129	if (curr_screen >= 0) /* this is not the first time through */	1132	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1130	{	1133	//scr_touch (false);
1131	scr_change_screen (curr_screen);
1132	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1133	}
1134	}
1135		1134
1136	old_width = szHint.width;	1135	#ifdef HAVE_BG_PIXMAP
1137	old_height = szHint.height;	1136	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		1137	// if (bgPixmap.pixmap)
		1138	// scr_touch (false);
		1139	#endif
1138		1140
1139	#ifdef USE_XIM	1141	#ifdef USE_XIM
1140	IMSetStatusPosition ();	1142	IMSetPosition ();
1141	#endif	1143	#endif
1142	}	1144	}
1143		1145
1144	/*	1146	/*
1145	* Set the width/height of the vt window in characters. Units are pixels.	1147	* Set the width/height of the vt window in characters. Units are pixels.
1146	* good for toggling 80/132 columns	1148	* good for toggling 80/132 columns
1147	*/	1149	*/
1148	void	1150	void
1149	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1151	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1150	{	1152	{
1151	XWindowAttributes wattr;	1153	XWindowAttributes wattr;
1152		1154
1153	if (width == 0 || height == 0)	1155	if (newwidth == 0 || newheight == 0)
1154	{	1156	{
1155	XGetWindowAttributes (display->display, display->root, &wattr);	1157	XGetWindowAttributes (dpy, display->root, &wattr);
		1158
1156	if (width == 0)	1159	if (newwidth == 0)
1157	width = wattr.width - szHint.base_width;	1160	newwidth = wattr.width - szHint.base_width;
1158	if (height == 0)	1161	if (newheight == 0)
1159	height = wattr.height - szHint.base_height;	1162	newheight = wattr.height - szHint.base_height;
1160	}
1161	if (width != TermWin.width || height != TermWin.height)
1162	{	1163	}
		1164
		1165	if (newwidth != width || newheight != height)
		1166	{
1163	width += szHint.base_width;	1167	newwidth += szHint.base_width;
1164	height += szHint.base_height;	1168	newheight += szHint.base_height;
1165	resize_all_windows (width, height, 0);	1169	resize_all_windows (newwidth, newheight, 0);
1166	}	1170	}
1167	}	1171	}
1168		1172
1169	/* -------------------------------------------------------------------- *	1173	/* -------------------------------------------------------------------- *
1170	* - X INPUT METHOD ROUTINES - *	1174	* - X INPUT METHOD ROUTINES - *
1171	* -------------------------------------------------------------------- */	1175	* -------------------------------------------------------------------- */
1172	#ifdef USE_XIM	1176	#ifdef USE_XIM
1173		1177
1174	void	1178	void
		1179	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1180	{
		1181	fg = pix_colors [Color_fg];
		1182	bg = pix_colors [Color_bg];
		1183	}
		1184
		1185	void
1175	rxvt_term::im_set_size (XRectangle *size)	1186	rxvt_term::im_set_size (XRectangle &size)
1176	{	1187	{
1177	size->x = TermWin.int_bwidth;	1188	// the int_bwidth terms make no sense to me
1178	size->y = TermWin.int_bwidth;	1189	size.x = int_bwidth;
1179	size->width = Width2Pixel (TermWin.ncol);	1190	size.y = int_bwidth;
1180	size->height = Height2Pixel (TermWin.nrow);	1191	size.width = Width2Pixel (ncol) + int_bwidth;
		1192	size.height = Height2Pixel (nrow) + int_bwidth;
1181	}	1193	}
1182		1194
1183	void	1195	void
1184	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1196	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1197	XRectangle &status_rect,
		1198	const XRectangle &needed_rect)
1185	{	1199	{
1186	*fg = PixColors[Color_fg];	1200	preedit_rect.x = needed_rect.width;
1187	*bg = PixColors[Color_bg];	1201	preedit_rect.y = 0;
		1202	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1203	preedit_rect.height = fheight;
		1204
		1205	status_rect.x = 0;
		1206	status_rect.y = 0;
		1207	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1208	status_rect.height = fheight;
1188	}	1209	}
1189		1210
1190	/* Checking whether input method is running. */	1211	/* Checking whether input method is running. */
1191	bool	1212	bool
1192	rxvt_term::IMisRunning ()	1213	rxvt_term::IMisRunning ()
1193	{	1214	{
1194	char *p;	1215	char *p;
1195	Atom atom;	1216	Atom atom;
1196	Window win;	1217	Window win;
1197	char server[IMBUFSIZ];	1218	char server[IMBUFSIZ];
1198		1219
1199	/* get current locale modifier */	1220	/* get current locale modifier */
1200	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1221	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1201	{	1222	{
1202	STRCPY (server, "@server=");	1223	strcpy (server, "@server=");
1203	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1224	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1225
1204	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1226	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1205	*p = '\0';	1227	*p = '\0';
1206		1228
1207	atom = XInternAtom (display->display, server, False);	1229	atom = XInternAtom (dpy, server, False);
1208	win = XGetSelectionOwner (display->display, atom);	1230	win = XGetSelectionOwner (dpy, atom);
		1231
1209	if (win != None)	1232	if (win != None)
1210	return True;	1233	return True;
1211	}	1234	}
		1235
1212	return False;	1236	return False;
1213	}	1237	}
1214		1238
1215	void	1239	void
1216	rxvt_term::IMSendSpot ()	1240	rxvt_term::IMSendSpot ()
1217	{	1241	{
1218	XPoint spot;	1242	XPoint nspot;
1219	XVaNestedList preedit_attr;	1243	XVaNestedList preedit_attr;
1220		1244
1221	if (Input_Context == NULL	1245	if (!Input_Context
1222	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1246	|| !focus
1223	|| ! (event_type == KeyPress	1247	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1224	|| event_type == Expose
1225	|| event_type == NoExpose
1226	|| event_type == SelectionNotify
1227	|| event_type == ButtonRelease || event_type == FocusIn)
1228	|| !IMisRunning ())
1229	return;	1248	return;
1230		1249
1231	im_set_position (&spot);	1250	im_set_position (nspot);
		1251
		1252	if (nspot.x == spot.x && nspot.y == spot.y)
		1253	return;
		1254
		1255	spot = nspot;
1232		1256
1233	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1257	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1234	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1258	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1235	XFree (preedit_attr);	1259	XFree (preedit_attr);
1236	}	1260	}
1237		1261
1238	void	1262	void
1239	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1240	XRectangle * needed_rect)
1241	{
1242	int mbh, vtx = 0;
1243
1244	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1245	vtx = scrollbar_TotalWidth ();
1246
1247	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1248	mbh -= TermWin.lineSpace;
1249
1250	preedit_rect->x = needed_rect->width + vtx;
1251	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1252
1253	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1254	preedit_rect->height = Height2Pixel (1);
1255
1256	status_rect->x = vtx;
1257	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1258
1259	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1260	status_rect->height = Height2Pixel (1);
1261	}
1262
1263	void
1264	rxvt_term::im_destroy ()	1263	rxvt_term::im_destroy ()
1265	{	1264	{
1266	if (Input_Context)
1267	{
1268	XDestroyIC (Input_Context);
1269	Input_Context = NULL;
1270	}
1271
1272	if (input_method)	1265	if (input_method)
1273	{	1266	{
		1267	if (Input_Context && input_method->xim)
		1268	XDestroyIC (Input_Context);
		1269
1274	display->put_xim (input_method);	1270	display->put_xim (input_method);
1275	input_method = 0;	1271	input_method = 0;
1276	}	1272	}
		1273
		1274	Input_Context = 0;
1277	}	1275	}
		1276
		1277	#ifdef ENABLE_XIM_ONTHESPOT
		1278
		1279	static void
		1280	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1281	{
		1282	((rxvt_term *)client_data)->make_current ();
		1283	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1284	}
		1285
		1286	static void
		1287	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1291	}
		1292
		1293	static void
		1294	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1295	{
		1296	rxvt_term *term = (rxvt_term *)client_data;
		1297	XIMText *text = call_data->text;
		1298
		1299	term->make_current ();
		1300
		1301	if (text)
		1302	{
		1303	void *str;
		1304
		1305	if (!text->encoding_is_wchar && text->string.multi_byte)
		1306	{
		1307	// of course, X makes it ugly again
		1308	if (term->rs[Rs_imLocale])
		1309	SET_LOCALE (term->rs[Rs_imLocale]);
		1310
		1311	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1312	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1313
		1314	if (term->rs[Rs_imLocale])
		1315	SET_LOCALE (term->locale);
		1316	}
		1317	else
		1318	str = (void *)text->string.wide_char;
		1319
		1320	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1321	DT_INT, call_data->caret,
		1322	DT_INT, call_data->chg_first,
		1323	DT_INT, call_data->chg_length,
		1324	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1325	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1326	DT_END));
		1327	}
		1328	else
		1329	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1330	DT_INT, call_data->caret,
		1331	DT_INT, call_data->chg_first,
		1332	DT_INT, call_data->chg_length,
		1333	DT_END));
		1334	}
		1335
		1336	#if 0
		1337	static void
		1338	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1339	{
		1340	((rxvt_term *)client_data)->make_current ();
		1341	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1342	DT_INT, call_data->position,
		1343	DT_INT, call_data->direction,
		1344	DT_INT, call_data->style,
		1345	DT_END));
		1346	}
		1347	#endif
		1348
		1349	#endif
1278		1350
1279	/*	1351	/*
1280	* Try to open a XIM with the current modifiers, then see if we can	1352	* Try to open a XIM with the current modifiers, then see if we can
1281	* open a suitable preedit type	1353	* open a suitable preedit type
1282	*/	1354	*/
1283	bool	1355	bool
1284	rxvt_term::IM_get_IC (const char *modifiers)	1356	rxvt_term::IM_get_IC (const char *modifiers)
1285	{	1357	{
1286	int i, j, found;	1358	int i, j, found;
1287	XIM xim;	1359	XIM xim;
1288	XPoint spot;	1360	XPoint spot;
1289	XRectangle rect, status_rect, needed_rect;	1361	XRectangle rect, status_rect, needed_rect;
1290	unsigned long fg, bg;	1362	unsigned long fg, bg;
1291	const char *p;	1363	const char *p;
1292	char **s;	1364	char **s;
1293	XIMStyles *xim_styles;	1365	XIMStyles *xim_styles;
1294	XVaNestedList preedit_attr, status_attr;	1366	#ifdef ENABLE_XIM_ONTHESPOT
		1367	XIMCallback xcb[4];
		1368	#endif
		1369
		1370	set_environ (envv);
1295		1371
1296	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1372	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1297	return false;	1373	return false;
1298		1374
1299	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1300	input_method = display->get_xim (locale, modifiers);	1375	input_method = display->get_xim (locale, modifiers);
1301	if (input_method == NULL)	1376	if (input_method == NULL)
1302	return false;	1377	return false;
1303		1378
1304	xim = input_method->xim;	1379	xim = input_method->xim;
		1380	spot.x = spot.y = -1;
1305		1381
1306	xim_styles = NULL;	1382	xim_styles = NULL;
1307	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1383	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1308	|| !xim_styles || !xim_styles->count_styles)	1384	|| !xim_styles || !xim_styles->count_styles)
1309	{	1385	{
1310	display->put_xim (input_method);	1386	im_destroy ();
1311	return false;	1387	return false;
1312	}	1388	}
1313		1389
1314	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1390	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1391
		1392	for (int pi = 0; pi < 2; pi++)
		1393	{
		1394	p = pet[pi];
		1395
		1396	if (!p)
		1397	continue;
		1398
1315	s = rxvt_splitcommastring (p);	1399	s = rxvt_splitcommastring (p);
		1400
1316	for (i = found = 0; !found && s[i]; i++)	1401	for (i = found = 0; !found && s[i]; i++)
1317	{	1402	{
1318	if (!STRCMP (s[i], "OverTheSpot"))	1403	if (!strcmp (s[i], "OverTheSpot"))
1319	input_style = (XIMPreeditPosition | XIMStatusNothing);	1404	input_style = XIMPreeditPosition | XIMStatusNothing;
1320	else if (!STRCMP (s[i], "OffTheSpot"))	1405	else if (!strcmp (s[i], "OffTheSpot"))
1321	input_style = (XIMPreeditArea | XIMStatusArea);	1406	input_style = XIMPreeditArea | XIMStatusArea;
1322	else if (!STRCMP (s[i], "Root"))	1407	else if (!strcmp (s[i], "Root"))
1323	input_style = (XIMPreeditNothing | XIMStatusNothing);	1408	input_style = XIMPreeditNothing | XIMStatusNothing;
		1409	else if (!strcmp (s[i], "None"))
		1410	input_style = XIMPreeditNone | XIMStatusNone;
		1411	#ifdef ENABLE_XIM_ONTHESPOT
		1412	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1413	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1414	#endif
		1415	else
		1416	input_style = XIMPreeditNothing | XIMStatusNothing;
1324		1417
1325	for (j = 0; j < xim_styles->count_styles; j++)	1418	for (j = 0; j < xim_styles->count_styles; j++)
1326	if (input_style == xim_styles->supported_styles[j])	1419	if (input_style == xim_styles->supported_styles[j])
1327	{	1420	{
		1421	rxvt_freecommastring (s);
		1422
1328	found = 1;	1423	found = 1;
1329	break;	1424	goto foundpet;
		1425	}
		1426
1330	}	1427	}
1331	}
1332		1428
1333	for (i = 0; s[i]; i++)	1429	rxvt_freecommastring (s);
1334	free (s[i]);	1430	}
1335		1431
1336	free (s);	1432	foundpet:
		1433
1337	XFree (xim_styles);	1434	XFree (xim_styles);
1338		1435
1339	if (!found)	1436	if (!found)
1340	{	1437	{
1341	display->put_xim (input_method);	1438	im_destroy ();
1342	return false;	1439	return false;
1343	}	1440	}
1344		1441
1345	preedit_attr = status_attr = NULL;	1442	XFontSet fs = 0;
		1443	XVaNestedList preedit_attr = 0, status_attr = 0;
		1444
		1445	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1446	{
		1447	// fake us a font-set, please
		1448	char **missing_charset_list;
		1449	int missing_charset_count;
		1450	char *def_string;
		1451	char pat[512];
		1452
		1453	sprintf (pat,
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1459	"*",
		1460	fheight,
		1461	fheight + 1, fheight - 1,
		1462	fheight - 2, fheight + 2);
		1463
		1464	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1465	&missing_charset_list, &missing_charset_count, &def_string);
		1466
		1467	if (missing_charset_list)
		1468	XFreeStringList (missing_charset_list);
		1469
		1470	if (!fs)
		1471	{
		1472	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1473	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1474	}
		1475	}
1346		1476
1347	if (input_style & XIMPreeditPosition)	1477	if (input_style & XIMPreeditPosition)
1348	{	1478	{
1349	im_set_size (&rect);	1479	im_set_size (rect);
1350	im_set_position (&spot);	1480	im_set_position (spot);
1351	im_set_color (&fg, &bg);	1481	im_set_color (fg, bg);
1352		1482
1353	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1483	preedit_attr = XVaCreateNestedList (0,
		1484	XNForeground, fg,
		1485	XNBackground, bg,
		1486	XNArea, &rect,
1354	XNSpotLocation, &spot,	1487	XNSpotLocation, &spot,
1355	XNForeground, fg, XNBackground, bg,
1356	//XNFontSet, TermWin.fontset,	1488	XNFontSet, fs,
1357	NULL);	1489	NULL);
1358	}	1490	}
1359	else if (input_style & XIMPreeditArea)	1491	else if (input_style & XIMPreeditArea)
1360	{	1492	{
1361	im_set_color (&fg, &bg);	1493	im_set_color (fg, bg);
1362		1494
1363	/*	1495	/*
1364	* The necessary width of preedit area is unknown	1496	* The necessary width of preedit area is unknown
1365	* until create input context.	1497	* until create input context.
1366	*/	1498	*/
1367	needed_rect.width = 0;	1499	needed_rect.width = 0;
1368
1369	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1500	im_set_preedit_area (rect, status_rect, needed_rect);
1370		1501
1371	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1502	preedit_attr = XVaCreateNestedList (0,
		1503	XNForeground, fg,
1372	XNForeground, fg, XNBackground, bg,	1504	XNBackground, bg,
		1505	XNArea, &rect,
		1506	XNFontSet, fs,
		1507	NULL);
		1508	status_attr = XVaCreateNestedList (0,
		1509	XNForeground, fg,
		1510	XNBackground, bg,
		1511	XNArea, &status_rect,
1373	//XNFontSet, TermWin.fontset,	1512	XNFontSet, fs,
1374	NULL);	1513	NULL);
1375	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1514	}
1376	XNForeground, fg, XNBackground, bg,	1515	#if ENABLE_XIM_ONTHESPOT
1377	//XNFontSet, TermWin.fontset,	1516	else if (input_style & XIMPreeditCallbacks)
		1517	{
		1518	im_set_position (spot);
		1519
		1520	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1521	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1522	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1523	# if 0
		1524	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1525	# endif
		1526
		1527	preedit_attr = XVaCreateNestedList (0,
		1528	XNSpotLocation, &spot,
		1529	XNPreeditStartCallback, &xcb[0],
		1530	XNPreeditDoneCallback , &xcb[1],
		1531	XNPreeditDrawCallback , &xcb[2],
		1532	# if 0
		1533	XNPreeditCaretCallback, &xcb[3],
		1534	# endif
1378	NULL);	1535	NULL);
1379	}	1536	}
		1537	#endif
1380		1538
1381	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1539	Input_Context = XCreateIC (xim,
		1540	XNInputStyle, input_style,
1382	XNClientWindow, TermWin.parent[0],	1541	XNClientWindow, vt,
1383	XNFocusWindow, TermWin.parent[0],	1542	XNFocusWindow, parent[0],
1384	preedit_attr ? XNPreeditAttributes : NULL,	1543	preedit_attr ? XNPreeditAttributes : NULL,
1385	preedit_attr,	1544	preedit_attr,
1386	status_attr ? XNStatusAttributes : NULL,	1545	status_attr ? XNStatusAttributes : NULL,
1387	status_attr, NULL);	1546	status_attr, NULL);
		1547
1388	if (preedit_attr) XFree (preedit_attr);	1548	if (preedit_attr) XFree (preedit_attr);
1389	if (status_attr) XFree (status_attr);	1549	if (status_attr) XFree (status_attr);
		1550	if (fs) XFreeFontSet (dpy, fs);
1390		1551
1391	if (Input_Context == NULL)	1552	if (Input_Context == NULL)
1392	{	1553	{
1393	rxvt_print_error ("failed to create input context");	1554	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1394	display->put_xim (input_method);	1555	im_destroy ();
1395	return false;	1556	return false;
1396	}	1557	}
1397		1558
1398	if (input_style & XIMPreeditArea)	1559	#if 0
		1560	// unfortunately, only the focus window is used by XIM, hard to fix
		1561	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1562	vt_select_input ();
		1563	#endif
		1564
1399	IMSetStatusPosition ();	1565	IMSetPosition ();
1400		1566
1401	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1402	return true;	1567	return true;
1403	}	1568	}
1404		1569
1405	void	1570	void
1406	rxvt_term::im_cb ()	1571	rxvt_term::im_cb ()
1407	{	1572	{
1408	int i, found, had_im;	1573	int i;
1409	const char *p;	1574	const char *p;
1410	char **s;	1575	char **s;
1411	char buf[IMBUFSIZ];	1576	char buf[IMBUFSIZ];
1412		1577
		1578	make_current ();
		1579
1413	im_destroy ();	1580	im_destroy ();
1414		1581
1415	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1416	if (Input_Context)	1582	if (Input_Context)
1417	return;	1583	return;
1418		1584
1419	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1585	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1420	if (rs[Rs_imLocale])	1586	if (rs[Rs_imLocale])
…		…
1425	if (p && *p)	1591	if (p && *p)
1426	{	1592	{
1427	bool found = false;	1593	bool found = false;
1428		1594
1429	s = rxvt_splitcommastring (p);	1595	s = rxvt_splitcommastring (p);
		1596
1430	for (i = 0; s[i]; i++)	1597	for (i = 0; s[i]; i++)
1431	{	1598	{
1432	if (*s[i])	1599	if (*s[i])
1433	{	1600	{
1434	STRCPY (buf, "@im=");	1601	strcpy (buf, "@im=");
1435	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1602	strncat (buf, s[i], IMBUFSIZ - 5);
1436	if (IM_get_IC (buf))	1603	if (IM_get_IC (buf))
1437	{	1604	{
1438	found = true;	1605	found = true;
1439	break;	1606	break;
1440	}	1607	}
1441	}	1608	}
1442	}	1609	}
1443	for (i = 0; s[i]; i++)	1610
1444	free (s[i]);	1611	rxvt_freecommastring (s);
1445	free (s);
1446		1612
1447	if (found)	1613	if (found)
1448	goto done;	1614	goto done;
1449	}	1615	}
1450		1616
…		…
1462	SET_LOCALE (locale);	1628	SET_LOCALE (locale);
1463	#endif	1629	#endif
1464	}	1630	}
1465		1631
1466	void	1632	void
1467	rxvt_term::IMSetStatusPosition ()	1633	rxvt_term::IMSetPosition ()
1468	{	1634	{
1469	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1470	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1471		1637
1472	if (Input_Context == NULL	1638	if (!Input_Context
1473	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1639	|| !focus
		1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1474	|| !IMisRunning ())	1641	|| !IMisRunning ())
1475	return;	1642	return;
1476		1643
		1644	if (input_style & XIMPreeditPosition)
		1645	{
		1646	im_set_size (preedit_rect);
		1647	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1648
		1649	XSetICValues (Input_Context,
		1650	XNPreeditAttributes, preedit_attr, NULL);
		1651	}
		1652	else
		1653	{
1477	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1478	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1479	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1480	XFree (status_attr);	1657	XFree (status_attr);
1481		1658
1482	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1660	XFree (needed_rect);
1483		1661
1484	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1485	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1486		1664
1487	XSetICValues (Input_Context,	1665	XSetICValues (Input_Context,
1488	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1489	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1490		1669
		1670	XFree (status_attr);
		1671	}
		1672
1491	XFree (preedit_attr);	1673	XFree (preedit_attr);
1492	XFree (status_attr);
1493	}	1674	}
1494	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1495		1676
1496	/*----------------------------------------------------------------------*/	1677	void
1497	rxvt_t rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1682	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1683	}
		1684
		1685	Pixmap
		1686	rxvt_term::get_pixmap_property (int prop_id)
		1687	{
		1688	if (prop_id > 0 && prop_id < NUM_XA)
		1689	if (xa[prop_id])
		1690	{
		1691	int aformat;
		1692	unsigned long nitems, bytes_after;
		1693	Atom atype;
		1694	unsigned char *prop = NULL;
		1695	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1696	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1697	&nitems, &bytes_after, &prop);
		1698	if (result == Success && prop && atype == XA_PIXMAP)
		1699	return *(Pixmap *)prop;
		1700	}
		1701
		1702	return None;
		1703	}
		1704
		1705	#ifdef HAVE_BG_PIXMAP
		1706	# if TRACE_PIXMAPS
		1707	# undef update_background
		1708	void
		1709	rxvt_term::trace_update_background (const char *file, int line)
		1710	{
		1711	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1712	update_background ();
		1713	}
		1714	# endif
		1715
		1716	void
		1717	rxvt_term::update_background ()
		1718	{
		1719	if (update_background_ev.is_active ())
		1720	return;
		1721
		1722	bgPixmap.invalidate ();
		1723
		1724	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1725
		1726	if (to_wait <= 0.)
		1727	bgPixmap.render ();
		1728	else
		1729	update_background_ev.start (to_wait);
		1730	}
		1731
		1732	void
		1733	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1734	{
		1735	make_current ();
		1736
		1737	update_background_ev.stop ();
		1738	bgPixmap.render ();
		1739	refresh_check ();
		1740	}
		1741
		1742	#endif /* HAVE_BG_PIXMAP */
1498		1743
1499	/*----------------------- end-of-file (C source) -----------------------*/	1744	/*----------------------- end-of-file (C source) -----------------------*/

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