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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.73 by root, Fri Jul 30 14:59:12 2004 UTC vs.
Revision 1.331 by sf-exg, Mon Jul 26 22:07:38 2010 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>
…		…
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) 2003-2008 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
		40	#include <cassert>
37	#include <signal.h>	41	#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>	42	#include <cstring>
48		43
		44	#include <termios.h>
		45
		46	#ifdef HAVE_XSETLOCALE
		47	# define X_LOCALE
		48	# include <X11/Xlocale.h>
		49	#else
		50	# ifdef HAVE_SETLOCALE
		51	# include <clocale>
		52	# endif
		53	#endif
		54
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !STRNCMP (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	STRNCPY (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.end (); cc-- > v.begin (); )
82	{	109	{
83	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
85	}	112	}
…		…
123	return len;	150	return len;
124		151
125	}	152	}
126	#endif	153	#endif
127		154
128	void *
129	rxvt_term::operator new (size_t s)
130	{
131	void *p = malloc (s);
132
133	MEMSET (p, 0, s);
134	return p;
135	}
136
137	void
138	rxvt_term::operator delete (void *p, size_t s)
139	{
140	free (p);
141	}
142
143	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
144	:	156	{
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
146	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
147	vt_ev (this, &rxvt_term::x_cb),
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif	159	#endif
154	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	162	#endif
157	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
159	#endif	165	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	168	#endif
163	#ifdef SELECTION_SCROLLING	169	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	171	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
168	#endif	181	#endif
169	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	184	#endif
		185	#ifndef NO_BELL
		186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
		187	#endif
		188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		193	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		195
		196	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		197
		198	termlist.push_back (this);
		199
		200	#ifdef KEYSYM_RESOURCE
		201	keyboard = new keyboard_manager;
		202	#endif
		203	}
		204
		205	// clean up the most important stuff, do *not* call x or free mem etc.
		206	// for use before an emergency exit
		207	void
		208	rxvt_term::emergency_cleanup ()
		209	{
		210	if (cmd_pid)
		211	kill (-cmd_pid, SIGHUP);
		212
		213	pty_ev.stop ();
		214	delete pty; pty = 0;
		215	}
		216
		217	rxvt_term::~rxvt_term ()
		218	{
		219	termlist.erase (find (termlist.begin (), termlist.end(), this));
		220
		221	emergency_cleanup ();
		222
		223	#if ENABLE_STYLES
		224	for (int i = RS_styleCount; --i; )
		225	if (fontset[i] != fontset[0])
		226	delete fontset[i];
		227	#endif
		228	delete fontset[0];
		229
		230	#ifdef HAVE_BG_PIXMAP
		231	bgPixmap.destroy ();
		232	#endif
		233	#ifdef HAVE_AFTERIMAGE
		234	if (asv)
		235	destroy_asvisual (asv, 0);
		236	if (asimman)
		237	destroy_image_manager (asimman, 0);
		238	#endif
		239
		240	if (display)
		241	{
		242	selection_clear ();
		243	selection_clear (true);
		244
172	#ifdef USE_XIM	245	#ifdef USE_XIM
173	im_ev (this, &rxvt_term::im_cb),	246	im_destroy ();
174	#endif	247	#endif
175	check_ev (this, &rxvt_term::check_cb),	248	scrollBar.destroy ();
176	destroy_ev (this, &rxvt_term::destroy_cb),	249	if (gc) XFreeGC (dpy, gc);
177	pty_ev (this, &rxvt_term::pty_cb),
178	incr_ev (this, &rxvt_term::incr_cb)
179	{
180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
181		250
182	termlist.push_back (this);
183	}
184
185	rxvt_term::~rxvt_term ()
186	{
187	termlist.erase (find (termlist.begin (), termlist.end(), this));
188
189	if (cmd_fd >= 0)
190	close (cmd_fd);
191
192	#ifndef NO_SETOWNER_TTYDEV
193	privileged_ttydev (RESTORE);
194	#endif
195	#ifdef UTMP_SUPPORT
196	privileged_utmp (RESTORE);
197	#endif
198
199	delete TermWin.fontset;
200
201	if (display)
202	{
203	selection_clear ();
204
205	#ifdef MENUBAR
206	if (menubarGC) XFreeGC (display->display, menubarGC);
207	#endif
208	#ifdef XTERM_SCROLLBAR
209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
210	if (ShadowGC) XFreeGC (display->display, ShadowGC);
211	#endif
212	#ifdef PLAIN_SCROLLBAR
213	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
214	#endif
215	#ifdef NEXT_SCROLLBAR
216	if (blackGC) XFreeGC (display->display, blackGC);
217	if (whiteGC) XFreeGC (display->display, whiteGC);
218	if (grayGC) XFreeGC (display->display, grayGC);
219	if (darkGC) XFreeGC (display->display, darkGC);
220	if (stippleGC) XFreeGC (display->display, stippleGC);
221	if (dimple) XFreePixmap (display->display, dimple);
222	if (upArrow) XFreePixmap (display->display, upArrow);
223	if (downArrow) XFreePixmap (display->display, downArrow);
224	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
225	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
226	#endif
227	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
228	if (topShadowGC) XFreeGC (display->display, topShadowGC);
229	if (botShadowGC) XFreeGC (display->display, botShadowGC);
230	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
231	#endif
232	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
233
234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
235	delete menuBar.drawable;	251	delete drawable;
236	//if (menuBar.win)
237	// XDestroyWindow (display->display, menuBar.win);
238	#endif
239	delete TermWin.drawable;
240	// destroy all windows	252	// destroy all windows
241	if (TermWin.parent[0])	253	if (parent[0])
242	XDestroyWindow (display->display, TermWin.parent[0]);	254	XDestroyWindow (dpy, parent[0]);
243	}
244		255
245	// TODO: free pixcolours, colours should become part of rxvt_display	256	for (int i = 0; i < TOTAL_COLORS; i++)
246		257	if (ISSET_PIXCOLOR (i))
247	delete PixColorsFocused;	258	{
		259	pix_colors_focused [i].free (this);
248	#ifdef OFF_FOCUS_FADING	260	#if OFF_FOCUS_FADING
249	delete PixColorsUnFocused;	261	pix_colors_unfocused [i].free (this);
250	#endif	262	#endif
		263	}
251		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
252	displays.put (display);	268	displays.put (display);
		269	}
253		270
254	scr_release ();	271	scr_release ();
255		272
256	/* clear all resources */	273	/* clear all resources */
257	for (int i = 0; i < allocated.size (); i++)	274	for (int i = 0; i < allocated.size (); i++)
258	free (allocated[i]);	275	free (allocated [i]);
259		276
260	free (selection.text);	277	free (selection.text);
		278	free (selection.clip_text);
261	// TODO: manage env vars in child only(!)	279	// TODO: manage env vars in child only(!)
262	free (env_windowid);
263	free (env_display);	280	free (env_display);
264	free (env_term);	281	free (env_term);
265	free (env_colorfgbg);
266	free (locale);	282	free (locale);
267	#if 0	283	free (v_buffer);
268	free (codeset);	284	free (incr_buf);
269	#endif
270		285
271	delete envv;	286	delete envv;
272	delete argv;	287	delete argv;
		288
		289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
		292	#ifndef NO_RESOURCES
		293	XrmDestroyDatabase (option_db);
		294	#endif
		295	}
		296
		297	// child has exited, usually destroys
		298	void
		299	rxvt_term::child_cb (ev::child &w, int status)
		300	{
		301	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		302
		303	cmd_pid = 0;
		304
		305	if (!option (Opt_hold))
		306	destroy ();
273	}	307	}
274		308
275	void	309	void
276	rxvt_term::destroy ()	310	rxvt_term::destroy ()
277	{	311	{
		312	if (destroy_ev.is_active ())
		313	return;
		314
		315	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		316
		317	#if ENABLE_OVERLAY
		318	scr_overlay_off ();
		319	#endif
		320
278	if (display)	321	if (display)
279	{	322	{
		323	#if USE_XIM
		324	im_ev.stop (display);
		325	#endif
		326	scrollbar_ev.stop (display);
		327	#if ENABLE_TRANSPARENCY || ENABLE_PERL
280	rootwin_ev.stop (display);	328	rootwin_ev.stop (display);
		329	#endif
		330	incr_ev.stop ();
281	termwin_ev.stop (display);	331	termwin_ev.stop (display);
282	vt_ev.stop (display);	332	vt_ev.stop (display);
283	#ifdef USE_XIM
284	im_destroy ();
285	im_ev.stop (display);
286	#endif
287	#ifdef HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);
289	#endif
290	#ifdef MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	}	333	}
294		334
295	check_ev.stop ();	335	flush_ev.stop ();
296	pty_ev.stop ();	336	pty_ev.stop ();
297	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
298	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
299	#endif	339	#endif
300	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
…		…
308	#endif	348	#endif
309	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
310	pointer_ev.stop ();	350	pointer_ev.stop ();
311	#endif	351	#endif
312		352
313	destroy_ev.start (0);	353	destroy_ev.start ();
314	}	354	}
315		355
316	void	356	void
317	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
318	{	358	{
319	SET_R (this);	359	make_current ();
320		360
321	delete this;	361	delete this;
322	}
323
324	/*----------------------------------------------------------------------*/
325	/* rxvt_init () */
326	bool
327	rxvt_term::init (int argc, const char *const *argv)
328	{
329	SET_R (this);
330
331	if (!init_vars ())
332	return false;
333
334	/*
335	* Save and then give up any super-user privileges
336	* If we need privileges in any area then we must specifically request it.
337	* We should only need to be root in these cases:
338	* 1. write utmp entries on some systems
339	* 2. chown tty on some systems
340	*/
341	privileges (SAVE);
342	privileges (IGNORE);
343
344	init_secondary ();
345
346	const char **cmd_argv = init_resources (argc, argv);
347
348	set_locale ("");
349
350	#if MENUBAR_MAX
351	menubar_read (rs[Rs_menu]);
352	#endif
353	#ifdef HAVE_SCROLLBARS
354	if (Options & Opt_scrollBar)
355	scrollBar.setIdle (); /* set existence for size calculations */
356	#endif
357
358	create_windows (argc, argv);
359
360	init_xlocale ();
361
362	scr_reset (); /* initialize screen */
363
364	#if 0
365	XSynchronize (display->display, True);
366	#endif
367
368	#ifdef HAVE_SCROLLBARS
369	if (Options & Opt_scrollBar)
370	resize_scrollbar (); /* create and map scrollbar */
371	#endif
372	#if (MENUBAR_MAX)
373	if (menubar_visible ())
374	XMapWindow (display->display, menuBar.win);
375	#endif
376	#ifdef TRANSPARENT
377	if (Options & Opt_transparent)
378	{
379	XSelectInput (display->display, display->root, PropertyChangeMask);
380	check_our_parents ();
381	}
382	#endif
383
384	rootwin_ev.start (display, display->root);
385
386	XMapWindow (display->display, TermWin.vt);
387	XMapWindow (display->display, TermWin.parent[0]);
388
389	init_command (cmd_argv);
390
391	pty_ev.start (cmd_fd, EVENT_READ);
392
393	check_ev.start ();
394
395	return true;
396	}
397
398	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
399
400	void
401	rxvt_init_signals ()
402	{
403	/* install exit handler for cleanup */
404	#if 0
405	#ifdef HAVE_ATEXIT
406	atexit (rxvt_clean_exit);
407	#else
408	#endif
409	#endif
410
411	struct sigaction sa;
412
413	sigfillset (&sa.sa_mask);
414	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
415	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
416	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
417	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
420	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
421
422	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
423	/* signal (SIGURG, SIG_DFL); */
424
425	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
426	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
427	}
428
429	/* ------------------------------------------------------------------------- *
430	* SIGNAL HANDLING & EXIT HANDLER *
431	* ------------------------------------------------------------------------- */
432	/*
433	* Catch a SIGCHLD signal and exit if the direct child has died
434	*/
435
436	void rxvt_term::child_exited (int pid)
437	{
438	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
439	if (pid == (*t)->cmd_pid)
440	{
441	(*t)->destroy ();
442	break;
443	}
444	}
445
446	/* ARGSUSED */
447	/* EXTPROTO */
448	RETSIGTYPE
449	rxvt_Child_signal (int sig __attribute__ ((unused)))
450	{
451	int pid, save_errno = errno;
452
453	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
454	rxvt_term::child_exited (pid);
455
456	errno = save_errno;
457	}
458
459	/*
460	* Catch a fatal signal and tidy up before quitting
461	*/
462	/* EXTPROTO */
463	RETSIGTYPE
464	rxvt_Exit_signal (int sig)
465	{
466	signal (sig, SIG_DFL);
467	#ifdef DEBUG_CMD
468	rxvt_warn ("caught signal %d, exiting.\n", sig);
469	#endif
470	rxvt_clean_exit ();
471	kill (getpid (), sig);
472	}
473
474	/* INTPROTO */
475	int
476	rxvt_xerror_handler (Display *display, XErrorEvent *event)
477	{
478	if (GET_R->allowedxerror == -1)
479	GET_R->allowedxerror = event->error_code;
480	else
481	{
482	old_xerror_handler (display, event);
483	GET_R->destroy ();
484	}
485
486	return 0;
487	}	362	}
488		363
489	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
490	/*	365	/*
491	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
492	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
493	*/	368	*/
494	/* EXTPROTO */	369	static XErrorHandler old_xerror_handler;
495	void
496	rxvt_clean_exit ()
497	{
498	// TODO: rxvtd should clean up all ressources
499	if (GET_R)
500	GET_R->destroy ();
501	}
502		370
503	/* ------------------------------------------------------------------------- *	371	static void
504	* MEMORY ALLOCATION WRAPPERS *	372	rxvt_emergency_cleanup ()
505	* ------------------------------------------------------------------------- */
506	/* EXTPROTO */
507	void *
508	rxvt_malloc (size_t size)
509	{	373	{
510	void *p;	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
511		375	(*t)->emergency_cleanup ();
512	p = malloc (size);
513	if (p)
514	return p;
515
516	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
517	rxvt_clean_exit ();
518	exit (EXIT_FAILURE);
519	/* NOTREACHED */
520	}	376	}
521		377
522	/* EXTPROTO */	378	#if !ENABLE_MINIMAL
523	void *	379	static void
524	rxvt_calloc (size_t number, size_t size)	380	print_x_error (Display *dpy, XErrorEvent *event)
525	{	381	{
526	void *p;	382	char buffer[BUFSIZ];
527		383	char mesg[BUFSIZ];
528	p = calloc (number, size);	384	char number[32];
529	if (p)	385	char *mtype = "XlibMessage";
530	return p;	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
531		387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
532	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	388	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
533	rxvt_clean_exit ();	389	rxvt_warn ("%s: %s\n", mesg, buffer);
534	exit (EXIT_FAILURE);	390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
535	/* NOTREACHED */	391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		392	sprintf(number, "%d", event->request_code);
		393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		394	rxvt_warn ("(which is %s)\n", buffer);
		395	if (event->request_code >= 128) {
		396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		397	mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		399	}
		400	if ((event->error_code == BadWindow) ||
		401	(event->error_code == BadPixmap) ||
		402	(event->error_code == BadCursor) ||
		403	(event->error_code == BadFont) ||
		404	(event->error_code == BadDrawable) ||
		405	(event->error_code == BadColor) ||
		406	(event->error_code == BadGC) ||
		407	(event->error_code == BadIDChoice) ||
		408	(event->error_code == BadValue) ||
		409	(event->error_code == BadAtom)) {
		410	if (event->error_code == BadValue)
		411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		412	mesg, BUFSIZ);
		413	else if (event->error_code == BadAtom)
		414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		415	mesg, BUFSIZ);
		416	else
		417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		420	}
		421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		422	mesg, BUFSIZ);
		423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
536	}	424	}
		425	#endif
537		426
538	/* EXTPROTO */	427	int
539	void *	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
540	rxvt_realloc (void *ptr, size_t size)
541	{	429	{
542	void *p;	430	if (GET_R->allowedxerror == -1)
543		431	GET_R->allowedxerror = event->error_code;
544	if (ptr)
545	p = realloc (ptr, size);
546	else	432	else
547	p = malloc (size);	433	{
548	if (p)	434	// GET_R is most likely not the terminal which caused the error,
		435	// so just output the error and continue
		436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
		439	print_x_error (display, event);
		440	#endif
		441	}
		442
549	return p;	443	return 0;
		444	}
550		445
551	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");	446	int
552	rxvt_clean_exit ();	447	rxvt_xioerror_handler (Display *display)
		448	{
		449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		450	DisplayString (display));
		451	rxvt_emergency_cleanup ();
553	exit (EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
554	/* NOTREACHED */
555	}	453	}
556		454
557	/* ------------------------------------------------------------------------- *	455	static struct sig_handlers
558	* PRIVILEGED OPERATIONS *
559	* ------------------------------------------------------------------------- */
560	/* take care of suid/sgid super-user (root) privileges */
561	void
562	rxvt_term::privileges (int mode)
563	{	456	{
564	#if ! defined(__CYGWIN32__)	457	ev::sig sw_term, sw_int;
565	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	458
566	/* setreuid () is the poor man's setuid (), seteuid () */	459	/*
567	# define seteuid(a) setreuid(-1, (a))	460	* Catch a fatal signal and tidy up before quitting
568	# define setegid(a) setregid(-1, (a))	461	*/
569	# define HAVE_SETEUID	462	void sig_term (ev::sig &w, int revents);
570	# endif	463
571	# ifdef HAVE_SETEUID	464	sig_handlers ()
572	switch (mode)
573	{	465	{
574	case IGNORE:	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
575	/*	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
576	* change effective uid/gid - not real uid/gid - so we can switch
577	* back to root later, as required
578	*/
579	seteuid (getuid ());
580	setegid (getgid ());
581	break;
582	case SAVE:
583	euid = geteuid ();
584	egid = getegid ();
585	break;
586	case RESTORE:
587	seteuid (euid);
588	setegid (egid);
589	break;
590	}	468	}
591	# else	469	} sig_handlers;
592	switch (mode)
593	{
594	case IGNORE:
595	setuid (getuid ());
596	setgid (getgid ());
597	/* FALLTHROUGH */
598	case SAVE:
599	/* FALLTHROUGH */
600	case RESTORE:
601	break;
602	}
603	# endif
604	#endif
605	}
606		470
607	#ifdef UTMP_SUPPORT
608	void	471	void
609	rxvt_term::privileged_utmp (char action)	472	sig_handlers::sig_term (ev::sig &w, int revents)
610	{	473	{
611	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	474	rxvt_emergency_cleanup ();
612	action, next_utmp_action, getpid ()));	475	w.stop ();
613	if (next_utmp_action != action || (action != SAVE && action != RESTORE)	476	kill (getpid (), w.signum);
614	|| (Options & Opt_utmpInhibit)
615	|| ttydev == NULL || *ttydev == '\0')
616	return;
617
618	privileges (RESTORE);
619	if (action == SAVE)
620	{
621	next_utmp_action = RESTORE;
622	makeutent (ttydev, rs[Rs_display_name]);
623	}
624	else
625	{ /* action == RESTORE */
626	next_utmp_action = IGNORE;
627	cleanutent ();
628	}
629	privileges (IGNORE);
630	}	477	}
631	#endif
632		478
633	#ifndef NO_SETOWNER_TTYDEV	479	char **rxvt_environ; // startup environment
634	void
635	rxvt_term::privileged_ttydev (char action)
636	{
637	D_MAIN ((stderr,
638	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
639	action, next_tty_action, getpid ()));
640	if (next_tty_action != action || (action != SAVE && action != RESTORE)
641	|| ttydev == NULL || *ttydev == '\0')
642	return;
643		480
644	privileges (RESTORE);	481	void
		482	rxvt_init ()
		483	{
		484	assert (("fontMask must not overlap other RS masks",
		485	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
645		486
646	if (action == SAVE)	487	// get rid of stdin/stdout as we don't need them, to free resources
647	{	488	dup2 (STDERR_FILENO, STDIN_FILENO);
648	next_tty_action = RESTORE;	489	dup2 (STDERR_FILENO, STDOUT_FILENO);
649	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
650	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
651	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
652	next_tty_action = IGNORE;
653	else
654	# endif
655		490
656	{	491	ptytty::init ();
657	chown (ttydev, getuid (), ttygid); /* fail silently */
658	chmod (ttydev, ttymode);
659	# ifdef HAVE_REVOKE
660	revoke (ttydev);
661	# endif
662		492
663	}	493	if (!ev_default_loop (0))
664	}	494	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
665	else
666	{ /* action == RESTORE */
667	next_tty_action = IGNORE;
668	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
669	chmod (ttydev, ttyfd_stat.st_mode);
670	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
671	# else
672	chmod (ttydev,
673	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
674	chown (ttydev, 0, 0);
675	# endif
676		495
677	}	496	rxvt_environ = environ;
678		497
679	privileges (IGNORE);	498	signal (SIGHUP, SIG_IGN);
		499	signal (SIGPIPE, SIG_IGN);
680		500
681	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	501	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
682	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	502	sig_handlers.sw_int.start (SIGINT); ev_unref ();
683	action == RESTORE ? "Restoring" : (action ==	503
684	SAVE ? "Saving" :	504	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
685	"UNKNOWN ERROR for"), ttydev,	505	// TODO: handle this with exceptions and tolerate the memory loss
686	ttyfd_stat.st_mode, ttyfd_stat.st_uid,	506	XSetIOErrorHandler (rxvt_xioerror_handler);
687	ttyfd_stat.st_gid));	507
688	# endif	508	XrmInitialize ();
689	}	509	}
690	#endif
691		510
692	/*----------------------------------------------------------------------*/	511	/*----------------------------------------------------------------------*/
693	/*	512	/*
694	* window size/position calculcations for XSizeHint and other storage.	513	* window size/position calculations for XSizeHint and other storage.
695	* if width/height are non-zero then override calculated width/height	514	* if width/height are non-zero then override calculated width/height
696	*/	515	*/
697	void	516	void
698	rxvt_term::window_calc (unsigned int width, unsigned int height)	517	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
699	{	518	{
700	short recalc_x, recalc_y;	519	short recalc_x, recalc_y;
701	int x, y, sb_w, mb_h, flags;	520	int x, y, flags;
702	unsigned int w, h;	521	unsigned int w, h;
703	unsigned int max_width, max_height;	522	unsigned int max_width, max_height;
704		523
705	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
706	TermWin.ncol, TermWin.nrow, szHint.width,
707	szHint.height));
708	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	524	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
709	szHint.win_gravity = NorthWestGravity;	525	szHint.win_gravity = NorthWestGravity;
710	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	526	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
711		527
712	recalc_x = recalc_y = 0;	528	recalc_x = recalc_y = 0;
713	flags = 0;	529	flags = 0;
		530
714	if (!parsed_geometry)	531	if (!parsed_geometry)
715	{	532	{
716	parsed_geometry = 1;	533	parsed_geometry = 1;
		534
717	if (rs[Rs_geometry])	535	if (rs[Rs_geometry])
718	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	536	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		537
719	if (flags & WidthValue)	538	if (flags & WidthValue)
720	{	539	{
721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	540	if (!w)
		541	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		542
		543	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
722	szHint.flags |= USSize;	544	szHint.flags |= USSize;
723	}	545	}
		546
724	if (flags & HeightValue)	547	if (flags & HeightValue)
725	{	548	{
726	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	549	if (!h)
		550	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		551
		552	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
727	szHint.flags |= USSize;	553	szHint.flags |= USSize;
728	}	554	}
		555
729	if (flags & XValue)	556	if (flags & XValue)
730	{	557	{
731	szHint.x = x;	558	szHint.x = x;
732	szHint.flags |= USPosition;	559	szHint.flags |= USPosition;
		560
733	if (flags & XNegative)	561	if (flags & XNegative)
734	{	562	{
735	recalc_x = 1;	563	recalc_x = 1;
736	szHint.win_gravity = NorthEastGravity;	564	szHint.win_gravity = NorthEastGravity;
737	}	565	}
738	}	566	}
		567
739	if (flags & YValue)	568	if (flags & YValue)
740	{	569	{
741	szHint.y = y;	570	szHint.y = y;
742	szHint.flags |= USPosition;	571	szHint.flags |= USPosition;
		572
743	if (flags & YNegative)	573	if (flags & YNegative)
744	{	574	{
745	recalc_y = 1;	575	recalc_y = 1;
		576
746	if (szHint.win_gravity == NorthEastGravity)	577	if (szHint.win_gravity == NorthEastGravity)
747	szHint.win_gravity = SouthEastGravity;	578	szHint.win_gravity = SouthEastGravity;
748	else	579	else
749	szHint.win_gravity = SouthWestGravity;	580	szHint.win_gravity = SouthWestGravity;
750	}	581	}
751	}	582	}
752	}	583	}
753		584
754	/* TODO: BOUNDS */	585	/* TODO: BOUNDS */
755	TermWin.width = TermWin.ncol * TermWin.fwidth;	586	width = ncol * fwidth;
756	TermWin.height = TermWin.nrow * TermWin.fheight;	587	height = nrow * fheight;
757	max_width = MAX_COLS * TermWin.fwidth;	588	max_width = MAX_COLS * fwidth;
758	max_height = MAX_ROWS * TermWin.fheight;	589	max_height = MAX_ROWS * fheight;
759		590
760	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	591	szHint.base_width = szHint.base_height = 2 * int_bwidth;
761		592
762	sb_w = mb_h = 0;
763	window_vt_x = window_vt_y = TermWin.int_bwidth;	593	window_vt_x = window_vt_y = int_bwidth;
764		594
765	if (scrollbar_visible ())	595	if (scrollBar.state)
766	{	596	{
767	sb_w = scrollbar_TotalWidth ();	597	int sb_w = scrollBar.total_width ();
768	szHint.base_width += sb_w;	598	szHint.base_width += sb_w;
		599
769	if (!(Options & Opt_scrollBar_right))	600	if (!option (Opt_scrollBar_right))
770	window_vt_x += sb_w;	601	window_vt_x += sb_w;
771	}	602	}
772		603
773	if (menubar_visible ())
774	{
775	mb_h = menuBar_TotalHeight ();
776	szHint.base_height += mb_h;
777	window_vt_y += mb_h;
778	}
779
780	szHint.width_inc = TermWin.fwidth;	604	szHint.width_inc = fwidth;
781	szHint.height_inc = TermWin.fheight;	605	szHint.height_inc = fheight;
782	szHint.min_width = szHint.base_width + szHint.width_inc;	606	szHint.min_width = szHint.base_width + szHint.width_inc;
783	szHint.min_height = szHint.base_height + szHint.height_inc;	607	szHint.min_height = szHint.base_height + szHint.height_inc;
784		608
785	if (width && width - szHint.base_width < max_width)	609	if (newwidth && newwidth - szHint.base_width < max_width)
786	{	610	{
787	szHint.width = width;	611	szHint.width = newwidth;
788	TermWin.width = width - szHint.base_width;	612	width = newwidth - szHint.base_width;
789	}	613	}
790	else	614	else
791	{	615	{
792	MIN_IT (TermWin.width, max_width);	616	min_it (width, max_width);
793	szHint.width = szHint.base_width + TermWin.width;	617	szHint.width = szHint.base_width + width;
794	}	618	}
795		619
796	if (height && height - szHint.base_height < max_height)	620	if (newheight && newheight - szHint.base_height < max_height)
797	{	621	{
798	szHint.height = height;	622	szHint.height = newheight;
799	TermWin.height = height - szHint.base_height;	623	height = newheight - szHint.base_height;
800	}	624	}
801	else	625	else
802	{	626	{
803	MIN_IT (TermWin.height, max_height);	627	min_it (height, max_height);
804	szHint.height = szHint.base_height + TermWin.height;	628	szHint.height = szHint.base_height + height;
805	}	629	}
806
807	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
808	window_sb_x = szHint.width - sb_w;
809		630
810	if (recalc_x)	631	if (recalc_x)
811	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	632	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
812	- szHint.width - 2 * TermWin.ext_bwidth);	633
813	if (recalc_y)	634	if (recalc_y)
814	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	635	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
815	- szHint.height - 2 * TermWin.ext_bwidth);
816		636
817	TermWin.ncol = TermWin.width / TermWin.fwidth;	637	ncol = width / fwidth;
818	TermWin.nrow = TermWin.height / TermWin.fheight;	638	nrow = height / fheight;
819	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
820	TermWin.ncol, TermWin.nrow, szHint.width,
821	szHint.height));
822	return;
823	}	639	}
824		640
825	/*----------------------------------------------------------------------*/	641	/*----------------------------------------------------------------------*/
826	/*	642	/*
827	* Tell the teletype handler what size the window is.	643	* Tell the teletype handler what size the window is.
828	* Called after a window size change.	644	* Called after a window size change.
829	*/	645	*/
830	void	646	void
831	rxvt_term::tt_winch ()	647	rxvt_term::tt_winch ()
832	{	648	{
		649	if (pty->pty < 0)
		650	return;
		651
833	struct winsize ws;	652	struct winsize ws;
834		653
835	if (cmd_fd < 0)
836	return;
837
838	ws.ws_col = TermWin.ncol;	654	ws.ws_col = ncol;
839	ws.ws_row = TermWin.nrow;	655	ws.ws_row = nrow;
840	ws.ws_xpixel = ws.ws_ypixel = 0;	656	ws.ws_xpixel = width;
841	#ifndef DEBUG_SIZE	657	ws.ws_ypixel = height;
842	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	658	ioctl (pty->pty, TIOCSWINSZ, &ws);
843	#else	659
844	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	660	#if 0
845	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	661	// TIOCSWINSZ is supposed to do this automatically and correctly
846	# ifdef SIGWINCH
847	else if (cmd_pid) /* force through to the command */	662	if (cmd_pid) /* force through to the command */
848	kill (cmd_pid, SIGWINCH);	663	kill (-cmd_pid, SIGWINCH);
849	# endif
850	#endif	664	#endif
851	}	665	}
852		666
853	/*----------------------------------------------------------------------*/	667	/*----------------------------------------------------------------------*/
854	/* rxvt_change_font () - Switch to a new font */	668	/* set_fonts () - load and set the various fonts
855	/*	669	*
856	* init = 1 - initialize	670	* init = 1 - initialize
857	*	671	*
858	* fontname == FONT_UP - switch to bigger font	672	* fontname == FONT_UP - switch to bigger font
859	* fontname == FONT_DN - switch to smaller font	673	* fontname == FONT_DN - switch to smaller font
860	*/	674	*/
861	bool	675	bool
862	rxvt_term::change_font (const char *fontname)	676	rxvt_term::set_fonts ()
863	{	677	{
864	if (fontname == FONT_UP)
865	{
866	// TODO
867	}
868	else if (fontname == FONT_DN)
869	{
870	// TODO
871	}
872	else
873	{
874	rxvt_fontset *fs = new rxvt_fontset (this);	678	rxvt_fontset *fs = new rxvt_fontset (this);
		679	rxvt_fontprop prop;
875		680
876	if (fs && fs->populate (fontname ? fontname : "fixed"))	681	if (!fs
		682	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		683	|| !fs->realize_font (1))
		684	{
		685	delete fs;
		686	return false;
		687	}
		688
		689	#if ENABLE_STYLES
		690	for (int i = RS_styleCount; --i; )
		691	if (fontset[i] != fontset[0])
		692	delete fontset[i];
		693	#endif
		694
		695	delete fontset[0];
		696	fontset[0] = fs;
		697
		698	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		699	prop.height += lineSpace;
		700	prop.width += letterSpace;
		701
		702	fs->set_prop (prop, false);
		703
		704	fwidth = prop.width;
		705	fheight = prop.height;
		706	fbase = prop.ascent;
		707
		708	for (int style = 1; style < 4; style++)
		709	{
		710	#if ENABLE_STYLES
		711	const char *res = rs[Rs_font + style];
		712
		713	if (res && !*res)
		714	fontset[style] = fontset[0];
		715	else
877	{	716	{
878	delete TermWin.fontset;	717	fontset[style] = fs = new rxvt_fontset (this);
879	TermWin.fontset = fs;	718	rxvt_fontprop prop2 = prop;
880	TermWin.fwidth = fs->base_font ()->width;
881	TermWin.fheight = fs->base_font ()->height;
882	TermWin.fbase = fs->base_font ()->ascent;
883		719
884	if (TermWin.parent[0])	720	if (res)
885	{	721	{
886	resize_all_windows (0, 0, 0);	722	fs->populate (res);
887	scr_remap_chars ();	723	fs->set_prop (prop2, false);
888	scr_touch (true);
889	}	724	}
		725	else
		726	{
		727	fs->populate (fontset[0]->fontdesc);
890		728
891	return true;	729	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		730	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		731
		732	fs->set_prop (prop2, true);
		733	}
		734
892	}	735	}
		736	#else
		737	fontset[style] = fontset[0];
		738	#endif
		739	}
		740
		741	if (parent[0])
893	}	742	{
		743	resize_all_windows (0, 0, 0);
		744	scr_remap_chars ();
		745	scr_touch (true);
		746	}
894		747
895	return false;	748	return true;
896	}	749	}
897		750
898	bool	751	void
899	rxvt_term::font_up_down (int n, int direction)	752	rxvt_term::set_string_property (Atom prop, const char *str, int len)
900	{	753	{
901	return false;	754	XChangeProperty (dpy, parent[0],
		755	prop, XA_STRING, 8, PropModeReplace,
		756	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		757	}
		758
		759	void
		760	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		761	{
		762	XTextProperty ct;
		763
		764	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		765	{
		766	XSetTextProperty (dpy, parent[0], &ct, prop);
		767	XFree (ct.value);
		768	}
		769	}
		770
		771	void
		772	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		773	{
		774	wchar_t *ws = rxvt_mbstowcs (str, len);
		775	char *s = rxvt_wcstoutf8 (ws);
		776
		777	XChangeProperty (dpy, parent[0],
		778	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		779	(const unsigned char *)s, strlen (s));
		780
		781	free (s);
		782	free (ws);
902	}	783	}
903		784
904	/*----------------------------------------------------------------------*/	785	/*----------------------------------------------------------------------*/
905	/*----------------------------------------------------------------------*/	786	/*----------------------------------------------------------------------*/
906	/* xterm sequences - title, iconName, color (exptl) */	787	/* xterm sequences - title, iconName, color (exptl) */
907	void	788	void
908	rxvt_term::set_title (const char *str)	789	rxvt_term::set_title (const char *str)
909	{	790	{
910	#ifdef SMART_WINDOW_TITLE	791	set_mbstring_property (XA_WM_NAME, str);
911	char *name;	792	#if ENABLE_EWMH
912		793	set_utf8_property (xa[XA_NET_WM_NAME], str);
913	if (!XFetchName (display->display, TermWin.parent[0], &name))
914	name = NULL;
915
916	if (name == NULL || STRCMP (name, str))
917	#endif
918	XStoreName (display->display, TermWin.parent[0], str);
919
920	#ifdef SMART_WINDOW_TITLE
921	if (name)
922	XFree (name);
923	#endif	794	#endif
924	}	795	}
925		796
926	void	797	void
927	rxvt_term::set_icon_name (const char *str)	798	rxvt_term::set_icon_name (const char *str)
928	{	799	{
929	#ifdef SMART_WINDOW_TITLE	800	set_mbstring_property (XA_WM_ICON_NAME, str);
930	char *name;	801	#if ENABLE_EWMH
931		802	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
932	if (!XGetIconName (display->display, TermWin.parent[0], &name))
933	name = NULL;
934
935	if (name == NULL || STRCMP (name, str))
936	#endif	803	#endif
937	XSetIconName (display->display, TermWin.parent[0], str);
938
939	#ifdef SMART_WINDOW_TITLE
940	if (name)
941	XFree (name);
942	#endif
943	}	804	}
944		805
		806	void
		807	rxvt_term::set_window_color (int idx, const char *color)
		808	{
945	#ifdef XTERM_COLOR_CHANGE	809	#ifdef XTERM_COLOR_CHANGE
946	void
947	rxvt_term::set_window_color (int idx, const char *color)
948	{
949	rxvt_color xcol;	810	rxvt_color xcol;
950	int i;
951		811
952	if (color == NULL || *color == '\0')	812	if (color == NULL || *color == '\0')
953	return;	813	return;
954		814
		815	color = strdup (color);
		816	allocated.push_back ((void *)color);
		817	rs[Rs_color + idx] = color;
		818
955	/* handle color aliases */	819	/* handle color aliases */
956	if (isdigit (*color))	820	if (isdigit (*color))
957	{	821	{
958	i = atoi (color);	822	int i = atoi (color);
		823
959	if (i >= 8 && i <= 15)	824	if (i >= 8 && i <= 15)
		825	{
960	{ /* bright colors */	826	/* bright colors */
961	i -= 8;
962	# ifndef NO_BRIGHTCOLOR
963	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	827	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
964	SET_PIXCOLOR (idx);
965	goto Done;	828	goto done;
966	# endif
967
968	}	829	}
		830
969	if (i >= 0 && i <= 7)	831	if (i >= 0 && i <= 7)
		832	{
970	{ /* normal colors */	833	/* normal colors */
971	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	834	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
972	SET_PIXCOLOR (idx);
973	goto Done;	835	goto done;
974	}	836	}
975	}	837	}
976		838
977	if (!rXParseAllocColor (& xcol, color))	839	set_color (xcol, color);
978	return;
979
980	/* XStoreColor (display->display, XCMAP, XColor*); */
981		840
982	/*	841	/*
983	* FIXME: should free colors here, but no idea how to do it so instead,	842	* FIXME: should free colors here, but no idea how to do it so instead,
984	* so just keep gobbling up the colormap	843	* so just keep gobbling up the colormap
985	*/	844	*/
986	# if 0
987	for (i = Color_Black; i <= Color_White; i++)
988	if (PixColors[idx] == PixColors[i])
989	break;
990	if (i > Color_White)
991	{
992	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
993	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
994	DisplayPlanes (display->display, display->screen));
995	}
996	# endif
997		845
998	PixColorsFocused[idx] = xcol;	846	pix_colors_focused[idx] = xcol;
999	SET_PIXCOLOR (idx);
1000		847
1001	/* XSetWindowAttributes attr; */
1002	/* Cursor cursor; */
1003	Done:	848	done:
1004	#ifdef OFF_FOCUS_FADING
1005	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
1006	#endif
1007	if (idx == Color_bg && ! (Options & Opt_transparent))
1008	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1009
1010	/* handle Color_BD, scrollbar background, etc. */	849	/*TODO: handle Color_BD, scrollbar background, etc. */
1011		850
1012	set_colorfgbg ();	851	update_fade_color (idx);
1013	recolour_cursor ();	852	recolour_cursor ();
1014	scr_touch (true);	853	scr_recolour ();
		854	#endif /* XTERM_COLOR_CHANGE */
1015	}	855	}
1016
1017	#else
1018	# define set_window_color (idx,color) ((void)0)
1019	#endif /* XTERM_COLOR_CHANGE */
1020		856
1021	void	857	void
1022	rxvt_term::recolour_cursor ()	858	rxvt_term::recolour_cursor ()
1023	{	859	{
1024	XColor xcol[2];	860	XColor fg, bg;
1025		861
1026	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	862	(ISSET_PIXCOLOR (Color_pointer_fg)
1027	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	863	? pix_colors_focused[Color_pointer_fg]
1028	XQueryColors (display->display, XCMAP, xcol, 2);	864	: pix_colors_focused[Color_fg]).get (fg);
1029	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	865
		866	(ISSET_PIXCOLOR (Color_pointer_bg)
		867	? pix_colors_focused[Color_pointer_bg]
		868	: pix_colors_focused[Color_bg]).get (bg);
		869
		870	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1030	}	871	}
1031		872
1032	/*----------------------------------------------------------------------*/	873	/*----------------------------------------------------------------------*/
1033	/*	874	/*
1034	* find if fg/bg matches any of the normal (low-intensity) colors	875	* find if fg/bg matches any of the normal (low-intensity) colors
1035	*/	876	*/
1036	void	877	void
1037	rxvt_term::set_colorfgbg ()	878	rxvt_term::set_colorfgbg ()
1038	{	879	{
1039	unsigned int i;	880	unsigned int i;
1040	const char *xpmb = "\0";	881	const char *xpmb = "";
1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	882	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1042		883
1043	env_colorfgbg =
1044	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1045	STRCPY (fstr, "default");	884	strcpy (fstr, "default");
1046	STRCPY (bstr, "default");	885	strcpy (bstr, "default");
1047	for (i = Color_Black; i <= Color_White; i++)	886	for (i = Color_Black; i <= Color_White; i++)
1048	if (PixColors[Color_fg] == PixColors[i])	887	if (pix_colors[Color_fg] == pix_colors[i])
1049	{	888	{
1050	sprintf (fstr, "%d", (i - Color_Black));	889	sprintf (fstr, "%d", (i - Color_Black));
1051	break;	890	break;
1052	}	891	}
		892
1053	for (i = Color_Black; i <= Color_White; i++)	893	for (i = Color_Black; i <= Color_White; i++)
1054	if (PixColors[Color_bg] == PixColors[i])	894	if (pix_colors[Color_bg] == pix_colors[i])
1055	{	895	{
1056	sprintf (bstr, "%d", (i - Color_Black));	896	sprintf (bstr, "%d", (i - Color_Black));
1057	#ifdef XPM_BACKGROUND	897	#ifdef BG_IMAGE_FROM_FILE
1058	xpmb = "default;";	898	xpmb = "default;";
1059	#endif	899	#endif
1060	break;	900	break;
1061	}	901	}
1062		902
1063	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	903	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1064
1065	#ifndef NO_BRIGHTCOLOR
1066	colorfgbg = DEFAULT_RSTYLE;
1067	for (i = minCOLOR; i <= maxCOLOR; i++)
1068	{
1069	if (PixColors[Color_fg] == PixColors[i])
1070	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1071	if (PixColors[Color_bg] == PixColors[i])
1072	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1073	}
1074	#endif
1075	}	904	}
1076		905
1077	/*----------------------------------------------------------------------*/	906	/*----------------------------------------------------------------------*/
1078	/*
1079	* Colour determination for low colour displays, routine from
1080	* Hans de Goede <hans@highrise.nl>
1081	*/
1082		907
1083	int	908	bool
1084	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	909	rxvt_term::set_color (rxvt_color &color, const char *name)
1085	{	910	{
1086	if (!screen_in_out->set (display, colour))	911	if (color.set (this, name))
1087	{
1088	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1089	return false;
1090	}
1091
1092	return true;	912	return true;
		913
		914	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		915	return false;
		916	}
		917
		918	void
		919	rxvt_term::alias_color (int dst, int src)
		920	{
		921	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1093	}	922	}
1094		923
1095	/* -------------------------------------------------------------------- *	924	/* -------------------------------------------------------------------- *
1096	* - WINDOW RESIZING - *	925	* - WINDOW RESIZING - *
1097	* -------------------------------------------------------------------- */	926	* -------------------------------------------------------------------- */
1098	void	927	void
1099	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	928	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1100	{	929	{
1101	int fix_screen;	930	int fix_screen;
		931	int old_width = szHint.width;
		932	int old_height = szHint.height;
1102		933
1103	#ifdef SMART_RESIZE
1104	int old_width = szHint.width, old_height = szHint.height;
1105	#endif
1106
1107	window_calc (width, height);	934	window_calc (newwidth, newheight);
		935
		936	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		937
		938	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		939	if (set_hint)
		940	{
		941	szHint.flags &= ~(PBaseSize | PResizeInc);
1108	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	942	XSetWMNormalHints (dpy, parent[0], &szHint);
		943	szHint.flags |= PBaseSize | PResizeInc;
		944	}
1109		945
1110	if (!ignoreparent)	946	if (!ignoreparent)
1111	{	947	{
1112	#ifdef SMART_RESIZE	948	#ifdef SMART_RESIZE
1113	/*	949	/*
…		…
1117	int x, y, x1, y1;	953	int x, y, x1, y1;
1118	int dx, dy;	954	int dx, dy;
1119	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	955	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1120	Window unused_cr;	956	Window unused_cr;
1121		957
1122	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	958	XTranslateCoordinates (dpy, parent[0], display->root,
1123	0, 0, &x, &y, &unused_cr);	959	0, 0, &x, &y, &unused_cr);
1124	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	960	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1125	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	961	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1126	/*	962	/*
1127	* if display->root isn't the parent window, a WM will probably have offset	963	* if display->root isn't the parent window, a WM will probably have offset
1128	* our position for handles and decorations. Counter it	964	* our position for handles and decorations. Counter it
1129	*/	965	*/
…		…
1131	{	967	{
1132	x -= x1;	968	x -= x1;
1133	y -= y1;	969	y -= y1;
1134	}	970	}
1135		971
1136	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	972	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1137	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	973	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1138	dx = old_width - szHint.width;	974	dx = old_width - szHint.width;
1139	dy = old_height - szHint.height;	975	dy = old_height - szHint.height;
1140		976
1141	/* Check position of the center of the window */	977	/* Check position of the center of the window */
1142	if (x < x1) /* left half */	978	if (x < x1) /* left half */
1143	dx = 0;	979	dx = 0;
…		…
1146	if (y < y1) /* top half */	982	if (y < y1) /* top half */
1147	dy = 0;	983	dy = 0;
1148	else if (y == y1) /* exact center */	984	else if (y == y1) /* exact center */
1149	dy /= 2;	985	dy /= 2;
1150		986
1151	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	987	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1152	szHint.width, szHint.height);	988	szHint.width, szHint.height);
1153	#else	989	#else
1154	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	990	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1155	#endif	991	#endif
1156	}	992	}
1157		993
		994	if (set_hint)
		995	XSetWMNormalHints (dpy, parent[0], &szHint);
		996
1158	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	997	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1159		998
1160	if (fix_screen || width != old_width || height != old_height)	999	if (fix_screen || newwidth != old_width || newheight != old_height)
1161	{	1000	{
1162	if (scrollbar_visible ())	1001	if (scrollBar.state)
1163	{	1002	scrollBar.resize ();
1164	XMoveResizeWindow (display->display, scrollBar.win,
1165	window_sb_x, 0,
1166	scrollbar_TotalWidth (), szHint.height);
1167	resize_scrollbar ();
1168	}
1169		1003
1170	if (menubar_visible ())
1171	XMoveResizeWindow (display->display, menuBar.win,
1172	window_vt_x, 0,
1173	TermWin_TotalWidth (), menuBar_TotalHeight ());
1174
1175	XMoveResizeWindow (display->display, TermWin.vt,	1004	XMoveResizeWindow (dpy, vt,
1176	window_vt_x, window_vt_y,	1005	window_vt_x, window_vt_y,
1177	TermWin_TotalWidth (), TermWin_TotalHeight ());	1006	width, height);
1178	scr_clear ();	1007
1179	#ifdef XPM_BACKGROUND	1008	#ifdef HAVE_BG_PIXMAP
1180	resize_pixmap ();	1009	if (bgPixmap.window_size_sensitive ())
		1010	update_background ();
1181	#endif	1011	#endif
1182	}	1012	}
1183		1013
1184	if (fix_screen || old_height == 0)	1014	if (fix_screen || old_height == 0)
1185	{
1186	int curr_screen = -1;
1187	int old_ncol = prev_ncol;
1188
1189	/* scr_reset only works on the primary screen */
1190	if (old_height) /* this is not the first time through */
1191	{
1192	unsigned int ncol = TermWin.ncol;
1193	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1194	curr_screen = scr_change_screen (PRIMARY);
1195	TermWin.ncol = ncol;
1196	}
1197
1198	scr_reset ();	1015	scr_reset ();
1199		1016
1200	if (curr_screen >= 0) /* this is not the first time through */	1017	#ifdef HAVE_BG_PIXMAP
1201	{	1018	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1202	scr_change_screen (curr_screen);	1019	// if (bgPixmap.pixmap)
1203	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1020	// scr_touch (false);
1204	}	1021	#endif
1205	}
1206
1207	old_width = szHint.width;
1208	old_height = szHint.height;
1209		1022
1210	#ifdef USE_XIM	1023	#ifdef USE_XIM
1211	IMSetStatusPosition ();	1024	IMSetPosition ();
1212	#endif	1025	#endif
1213	}	1026	}
1214		1027
1215	/*	1028	/*
1216	* Set the width/height of the vt window in characters. Units are pixels.	1029	* Set the width/height of the vt window in characters. Units are pixels.
1217	* good for toggling 80/132 columns	1030	* good for toggling 80/132 columns
1218	*/	1031	*/
1219	void	1032	void
1220	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1033	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1221	{	1034	{
1222	XWindowAttributes wattr;	1035	XWindowAttributes wattr;
1223		1036
1224	if (width == 0 || height == 0)	1037	if (newwidth == 0 || newheight == 0)
1225	{	1038	{
1226	XGetWindowAttributes (display->display, display->root, &wattr);	1039	XGetWindowAttributes (dpy, display->root, &wattr);
		1040
1227	if (width == 0)	1041	if (newwidth == 0)
1228	width = wattr.width - szHint.base_width;	1042	newwidth = wattr.width - szHint.base_width;
1229	if (height == 0)	1043	if (newheight == 0)
1230	height = wattr.height - szHint.base_height;	1044	newheight = wattr.height - szHint.base_height;
1231	}
1232	if (width != TermWin.width || height != TermWin.height)
1233	{	1045	}
		1046
		1047	if (newwidth != width || newheight != height)
		1048	{
1234	width += szHint.base_width;	1049	newwidth += szHint.base_width;
1235	height += szHint.base_height;	1050	newheight += szHint.base_height;
1236	resize_all_windows (width, height, 0);	1051	resize_all_windows (newwidth, newheight, 0);
1237	}	1052	}
1238	}	1053	}
1239		1054
1240	/* -------------------------------------------------------------------- *	1055	/* -------------------------------------------------------------------- *
1241	* - X INPUT METHOD ROUTINES - *	1056	* - X INPUT METHOD ROUTINES - *
1242	* -------------------------------------------------------------------- */	1057	* -------------------------------------------------------------------- */
1243	#ifdef USE_XIM	1058	#ifdef USE_XIM
1244		1059
1245	void	1060	void
		1061	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1062	{
		1063	fg = pix_colors [Color_fg];
		1064	bg = pix_colors [Color_bg];
		1065	}
		1066
		1067	void
1246	rxvt_term::im_set_size (XRectangle *size)	1068	rxvt_term::im_set_size (XRectangle &size)
1247	{	1069	{
1248	size->x = TermWin.int_bwidth;	1070	// the int_bwidth terms make no sense to me
1249	size->y = TermWin.int_bwidth;	1071	size.x = int_bwidth;
1250	size->width = Width2Pixel (TermWin.ncol);	1072	size.y = int_bwidth;
1251	size->height = Height2Pixel (TermWin.nrow);	1073	size.width = Width2Pixel (ncol) + int_bwidth;
		1074	size.height = Height2Pixel (nrow) + int_bwidth;
1252	}	1075	}
1253		1076
1254	void	1077	void
1255	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1078	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1079	XRectangle &status_rect,
		1080	const XRectangle &needed_rect)
1256	{	1081	{
1257	*fg = PixColors[Color_fg];	1082	preedit_rect.x = needed_rect.width;
1258	*bg = PixColors[Color_bg];	1083	preedit_rect.y = 0;
		1084	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1085	preedit_rect.height = fheight;
		1086
		1087	status_rect.x = 0;
		1088	status_rect.y = 0;
		1089	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1090	status_rect.height = fheight;
1259	}	1091	}
1260		1092
1261	/* Checking whether input method is running. */	1093	/* Checking whether input method is running. */
1262	bool	1094	bool
1263	rxvt_term::IMisRunning ()	1095	rxvt_term::IMisRunning ()
1264	{	1096	{
1265	char *p;	1097	Atom atom;
1266	Atom atom;	1098	Window win;
1267	Window win;
1268	char server[IMBUFSIZ];	1099	char server[IMBUFSIZ];
1269		1100
1270	/* get current locale modifier */	1101	/* get current locale modifier */
1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1102	if (char *p = XSetLocaleModifiers (0))
1272	{	1103	{
1273	STRCPY (server, "@server=");	1104	strcpy (server, "@server=");
1274	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1105	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1106
1275	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1107	if (p = strchr (server + 1, '@')) /* first one only */
1276	*p = '\0';	1108	*p = '\0';
1277		1109
1278	atom = XInternAtom (display->display, server, False);	1110	atom = XInternAtom (dpy, server, False);
1279	win = XGetSelectionOwner (display->display, atom);	1111	win = XGetSelectionOwner (dpy, atom);
		1112
1280	if (win != None)	1113	if (win != None)
1281	return True;	1114	return True;
1282	}	1115	}
		1116
1283	return False;	1117	return False;
1284	}	1118	}
1285		1119
1286	void	1120	void
1287	rxvt_term::IMSendSpot ()	1121	rxvt_term::IMSendSpot ()
1288	{	1122	{
1289	XPoint spot;	1123	XPoint nspot;
1290	XVaNestedList preedit_attr;	1124	XVaNestedList preedit_attr;
1291		1125
1292	if (Input_Context == NULL	1126	if (!Input_Context
1293	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1127	|| !focus
1294	|| ! (event_type == KeyPress	1128	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1295	|| event_type == Expose
1296	|| event_type == NoExpose
1297	|| event_type == SelectionNotify
1298	|| event_type == ButtonRelease || event_type == FocusIn)
1299	|| !IMisRunning ())
1300	return;	1129	return;
1301		1130
1302	im_set_position (&spot);	1131	im_set_position (nspot);
		1132
		1133	if (nspot.x == spot.x && nspot.y == spot.y)
		1134	return;
		1135
		1136	spot = nspot;
1303		1137
1304	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1138	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1305	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1139	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1306	XFree (preedit_attr);	1140	XFree (preedit_attr);
1307	}	1141	}
1308		1142
1309	void	1143	void
1310	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1311	XRectangle * needed_rect)
1312	{
1313	int mbh, vtx = 0;
1314
1315	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1316	vtx = scrollbar_TotalWidth ();
1317
1318	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1319	mbh -= TermWin.lineSpace;
1320
1321	preedit_rect->x = needed_rect->width + vtx;
1322	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1323
1324	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1325	preedit_rect->height = Height2Pixel (1);
1326
1327	status_rect->x = vtx;
1328	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1329
1330	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1331	status_rect->height = Height2Pixel (1);
1332	}
1333
1334	void
1335	rxvt_term::im_destroy ()	1144	rxvt_term::im_destroy ()
1336	{	1145	{
1337	if (Input_Context)
1338	{
1339	XDestroyIC (Input_Context);
1340	Input_Context = NULL;
1341	}
1342
1343	if (input_method)	1146	if (input_method)
1344	{	1147	{
		1148	if (Input_Context && input_method->xim)
		1149	XDestroyIC (Input_Context);
		1150
1345	display->put_xim (input_method);	1151	display->put_xim (input_method);
1346	input_method = 0;	1152	input_method = 0;
1347	}	1153	}
		1154
		1155	Input_Context = 0;
1348	}	1156	}
		1157
		1158	#ifdef ENABLE_XIM_ONTHESPOT
		1159
		1160	static void
		1161	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1162	{
		1163	((rxvt_term *)client_data)->make_current ();
		1164	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1165	}
		1166
		1167	static void
		1168	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1169	{
		1170	((rxvt_term *)client_data)->make_current ();
		1171	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1172	}
		1173
		1174	static void
		1175	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1176	{
		1177	rxvt_term *term = (rxvt_term *)client_data;
		1178	XIMText *text = call_data->text;
		1179
		1180	term->make_current ();
		1181
		1182	if (text)
		1183	{
		1184	wchar_t *str;
		1185
		1186	if (!text->encoding_is_wchar && text->string.multi_byte)
		1187	{
		1188	// of course, X makes it ugly again
		1189	if (term->rs[Rs_imLocale])
		1190	SET_LOCALE (term->rs[Rs_imLocale]);
		1191
		1192	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1193	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1194
		1195	if (term->rs[Rs_imLocale])
		1196	SET_LOCALE (term->locale);
		1197	}
		1198	else
		1199	str = text->string.wide_char;
		1200
		1201	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1202	DT_INT, call_data->caret,
		1203	DT_INT, call_data->chg_first,
		1204	DT_INT, call_data->chg_length,
		1205	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1206	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1207	DT_END));
		1208	}
		1209	else
		1210	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1211	DT_INT, call_data->caret,
		1212	DT_INT, call_data->chg_first,
		1213	DT_INT, call_data->chg_length,
		1214	DT_END));
		1215	}
		1216
		1217	#if 0
		1218	static void
		1219	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1220	{
		1221	((rxvt_term *)client_data)->make_current ();
		1222	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1223	DT_INT, call_data->position,
		1224	DT_INT, call_data->direction,
		1225	DT_INT, call_data->style,
		1226	DT_END));
		1227	}
		1228	#endif
		1229
		1230	#endif
1349		1231
1350	/*	1232	/*
1351	* Try to open a XIM with the current modifiers, then see if we can	1233	* Try to open a XIM with the current modifiers, then see if we can
1352	* open a suitable preedit type	1234	* open a suitable preedit type
1353	*/	1235	*/
1354	bool	1236	bool
1355	rxvt_term::IM_get_IC (const char *modifiers)	1237	rxvt_term::IM_get_IC (const char *modifiers)
1356	{	1238	{
1357	int i, j, found;	1239	int i, j, found;
1358	XIM xim;	1240	XIM xim;
1359	XPoint spot;	1241	XPoint spot;
1360	XRectangle rect, status_rect, needed_rect;	1242	XRectangle rect, status_rect, needed_rect;
1361	unsigned long fg, bg;	1243	unsigned long fg, bg;
1362	const char *p;	1244	const char *p;
1363	char **s;	1245	char **s;
1364	XIMStyles *xim_styles;	1246	XIMStyles *xim_styles;
1365	XVaNestedList preedit_attr, status_attr;	1247	#ifdef ENABLE_XIM_ONTHESPOT
		1248	XIMCallback xcb[4];
		1249	#endif
		1250
		1251	set_environ (envv);
1366		1252
1367	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1253	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1368	return false;	1254	return false;
1369		1255
1370	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1371	input_method = display->get_xim (locale, modifiers);	1256	input_method = display->get_xim (locale, modifiers);
1372	if (input_method == NULL)	1257	if (input_method == NULL)
1373	return false;	1258	return false;
1374		1259
1375	xim = input_method->xim;	1260	xim = input_method->xim;
		1261	spot.x = spot.y = -1;
1376		1262
1377	xim_styles = NULL;	1263	xim_styles = NULL;
1378	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1264	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1379	|| !xim_styles || !xim_styles->count_styles)	1265	|| !xim_styles || !xim_styles->count_styles)
1380	{	1266	{
1381	display->put_xim (input_method);	1267	im_destroy ();
1382	return false;	1268	return false;
1383	}	1269	}
1384		1270
1385	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1271	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1272
		1273	for (int pi = 0; pi < 2; pi++)
		1274	{
		1275	p = pet[pi];
		1276
		1277	if (!p)
		1278	continue;
		1279
1386	s = rxvt_splitcommastring (p);	1280	s = rxvt_splitcommastring (p);
		1281
1387	for (i = found = 0; !found && s[i]; i++)	1282	for (i = found = 0; !found && s[i]; i++)
1388	{	1283	{
1389	if (!STRCMP (s[i], "OverTheSpot"))	1284	if (!strcmp (s[i], "OverTheSpot"))
1390	input_style = (XIMPreeditPosition | XIMStatusNothing);	1285	input_style = XIMPreeditPosition | XIMStatusNothing;
1391	else if (!STRCMP (s[i], "OffTheSpot"))	1286	else if (!strcmp (s[i], "OffTheSpot"))
1392	input_style = (XIMPreeditArea | XIMStatusArea);	1287	input_style = XIMPreeditArea | XIMStatusArea;
1393	else if (!STRCMP (s[i], "Root"))	1288	else if (!strcmp (s[i], "Root"))
1394	input_style = (XIMPreeditNothing | XIMStatusNothing);	1289	input_style = XIMPreeditNothing | XIMStatusNothing;
		1290	else if (!strcmp (s[i], "None"))
		1291	input_style = XIMPreeditNone | XIMStatusNone;
		1292	#ifdef ENABLE_XIM_ONTHESPOT
		1293	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1294	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1295	#endif
		1296	else
		1297	input_style = XIMPreeditNothing | XIMStatusNothing;
1395		1298
1396	for (j = 0; j < xim_styles->count_styles; j++)	1299	for (j = 0; j < xim_styles->count_styles; j++)
1397	if (input_style == xim_styles->supported_styles[j])	1300	if (input_style == xim_styles->supported_styles[j])
1398	{	1301	{
		1302	rxvt_freecommastring (s);
		1303
1399	found = 1;	1304	found = 1;
1400	break;	1305	goto foundpet;
		1306	}
		1307
1401	}	1308	}
1402	}
1403		1309
1404	for (i = 0; s[i]; i++)	1310	rxvt_freecommastring (s);
1405	free (s[i]);	1311	}
1406		1312
1407	free (s);	1313	foundpet:
		1314
1408	XFree (xim_styles);	1315	XFree (xim_styles);
1409		1316
1410	if (!found)	1317	if (!found)
1411	{	1318	{
1412	display->put_xim (input_method);	1319	im_destroy ();
1413	return false;	1320	return false;
1414	}	1321	}
1415		1322
1416	preedit_attr = status_attr = NULL;	1323	XFontSet fs = 0;
		1324	XVaNestedList preedit_attr = 0, status_attr = 0;
		1325
		1326	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1327	{
		1328	// fake us a font-set, please
		1329	char **missing_charset_list;
		1330	int missing_charset_count;
		1331	char *def_string;
		1332	char pat[512];
		1333
		1334	sprintf (pat,
		1335	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1336	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1337	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1338	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1339	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1340	"*",
		1341	fheight,
		1342	fheight + 1, fheight - 1,
		1343	fheight - 2, fheight + 2);
		1344
		1345	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1346	&missing_charset_list, &missing_charset_count, &def_string);
		1347
		1348	if (missing_charset_list)
		1349	XFreeStringList (missing_charset_list);
		1350
		1351	if (!fs)
		1352	{
		1353	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1354	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1355	}
		1356	}
1417		1357
1418	if (input_style & XIMPreeditPosition)	1358	if (input_style & XIMPreeditPosition)
1419	{	1359	{
1420	im_set_size (&rect);	1360	im_set_size (rect);
1421	im_set_position (&spot);	1361	im_set_position (spot);
1422	im_set_color (&fg, &bg);	1362	im_set_color (fg, bg);
1423		1363
1424	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1364	preedit_attr = XVaCreateNestedList (0,
		1365	XNForeground, fg,
		1366	XNBackground, bg,
		1367	XNArea, &rect,
1425	XNSpotLocation, &spot,	1368	XNSpotLocation, &spot,
1426	XNForeground, fg, XNBackground, bg,
1427	//XNFontSet, TermWin.fontset,	1369	XNFontSet, fs,
1428	NULL);	1370	NULL);
1429	}	1371	}
1430	else if (input_style & XIMPreeditArea)	1372	else if (input_style & XIMPreeditArea)
1431	{	1373	{
1432	im_set_color (&fg, &bg);	1374	im_set_color (fg, bg);
1433		1375
1434	/*	1376	/*
1435	* The necessary width of preedit area is unknown	1377	* The necessary width of preedit area is unknown
1436	* until create input context.	1378	* until create input context.
1437	*/	1379	*/
1438	needed_rect.width = 0;	1380	needed_rect.width = 0;
1439
1440	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1381	im_set_preedit_area (rect, status_rect, needed_rect);
1441		1382
1442	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1383	preedit_attr = XVaCreateNestedList (0,
		1384	XNForeground, fg,
1443	XNForeground, fg, XNBackground, bg,	1385	XNBackground, bg,
		1386	XNArea, &rect,
		1387	XNFontSet, fs,
		1388	NULL);
		1389	status_attr = XVaCreateNestedList (0,
		1390	XNForeground, fg,
		1391	XNBackground, bg,
		1392	XNArea, &status_rect,
1444	//XNFontSet, TermWin.fontset,	1393	XNFontSet, fs,
1445	NULL);	1394	NULL);
1446	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1395	}
1447	XNForeground, fg, XNBackground, bg,	1396	#if ENABLE_XIM_ONTHESPOT
1448	//XNFontSet, TermWin.fontset,	1397	else if (input_style & XIMPreeditCallbacks)
		1398	{
		1399	im_set_position (spot);
		1400
		1401	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1402	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1403	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1404	# if 0
		1405	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1406	# endif
		1407
		1408	preedit_attr = XVaCreateNestedList (0,
		1409	XNSpotLocation, &spot,
		1410	XNPreeditStartCallback, &xcb[0],
		1411	XNPreeditDoneCallback , &xcb[1],
		1412	XNPreeditDrawCallback , &xcb[2],
		1413	# if 0
		1414	XNPreeditCaretCallback, &xcb[3],
		1415	# endif
1449	NULL);	1416	NULL);
1450	}	1417	}
		1418	#endif
1451		1419
1452	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1420	Input_Context = XCreateIC (xim,
		1421	XNInputStyle, input_style,
1453	XNClientWindow, TermWin.parent[0],	1422	XNClientWindow, vt,
1454	XNFocusWindow, TermWin.parent[0],	1423	XNFocusWindow, parent[0],
1455	preedit_attr ? XNPreeditAttributes : NULL,	1424	preedit_attr ? XNPreeditAttributes : NULL,
1456	preedit_attr,	1425	preedit_attr,
1457	status_attr ? XNStatusAttributes : NULL,	1426	status_attr ? XNStatusAttributes : NULL,
1458	status_attr, NULL);	1427	status_attr, NULL);
		1428
1459	if (preedit_attr) XFree (preedit_attr);	1429	if (preedit_attr) XFree (preedit_attr);
1460	if (status_attr) XFree (status_attr);	1430	if (status_attr) XFree (status_attr);
		1431	if (fs) XFreeFontSet (dpy, fs);
1461		1432
1462	if (Input_Context == NULL)	1433	if (Input_Context == NULL)
1463	{	1434	{
1464	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1435	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1465	display->put_xim (input_method);	1436	im_destroy ();
1466	return false;	1437	return false;
1467	}	1438	}
1468		1439
1469	if (input_style & XIMPreeditArea)	1440	#if 0
		1441	// unfortunately, only the focus window is used by XIM, hard to fix
		1442	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1443	vt_select_input ();
		1444	#endif
		1445
1470	IMSetStatusPosition ();	1446	IMSetPosition ();
1471		1447
1472	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1473	return true;	1448	return true;
1474	}	1449	}
1475		1450
1476	void	1451	void
1477	rxvt_term::im_cb ()	1452	rxvt_term::im_cb ()
1478	{	1453	{
1479	int i, found, had_im;	1454	int i;
1480	const char *p;	1455	const char *p;
1481	char **s;	1456	char **s;
1482	char buf[IMBUFSIZ];	1457	char buf[IMBUFSIZ];
1483		1458
		1459	make_current ();
		1460
1484	im_destroy ();	1461	im_destroy ();
1485		1462
1486	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1487	if (Input_Context)	1463	if (Input_Context)
1488	return;	1464	return;
1489		1465
1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491	if (rs[Rs_imLocale])	1467	if (rs[Rs_imLocale])
…		…
1496	if (p && *p)	1472	if (p && *p)
1497	{	1473	{
1498	bool found = false;	1474	bool found = false;
1499		1475
1500	s = rxvt_splitcommastring (p);	1476	s = rxvt_splitcommastring (p);
		1477
1501	for (i = 0; s[i]; i++)	1478	for (i = 0; s[i]; i++)
1502	{	1479	{
1503	if (*s[i])	1480	if (*s[i])
1504	{	1481	{
1505	STRCPY (buf, "@im=");	1482	strcpy (buf, "@im=");
1506	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1483	strncat (buf, s[i], IMBUFSIZ - 5);
1507	if (IM_get_IC (buf))	1484	if (IM_get_IC (buf))
1508	{	1485	{
1509	found = true;	1486	found = true;
1510	break;	1487	break;
1511	}	1488	}
1512	}	1489	}
1513	}	1490	}
1514	for (i = 0; s[i]; i++)	1491
1515	free (s[i]);	1492	rxvt_freecommastring (s);
1516	free (s);
1517		1493
1518	if (found)	1494	if (found)
1519	goto done;	1495	goto done;
1520	}	1496	}
1521		1497
…		…
1533	SET_LOCALE (locale);	1509	SET_LOCALE (locale);
1534	#endif	1510	#endif
1535	}	1511	}
1536		1512
1537	void	1513	void
1538	rxvt_term::IMSetStatusPosition ()	1514	rxvt_term::IMSetPosition ()
1539	{	1515	{
1540	XRectangle preedit_rect, status_rect, *needed_rect;	1516	XRectangle preedit_rect, status_rect, *needed_rect;
1541	XVaNestedList preedit_attr, status_attr;	1517	XVaNestedList preedit_attr, status_attr;
1542		1518
1543	if (Input_Context == NULL	1519	if (!Input_Context
1544	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1520	|| !focus
		1521	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1545	|| !IMisRunning ())	1522	|| !IMisRunning ())
1546	return;	1523	return;
1547		1524
		1525	if (input_style & XIMPreeditPosition)
		1526	{
		1527	im_set_size (preedit_rect);
		1528	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1529
		1530	XSetICValues (Input_Context,
		1531	XNPreeditAttributes, preedit_attr, NULL);
		1532	}
		1533	else
		1534	{
1548	/* Getting the necessary width of preedit area */	1535	/* Getting the necessary width of preedit area */
1549	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1536	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1550	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1537	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1551	XFree (status_attr);	1538	XFree (status_attr);
1552		1539
1553	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1540	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1541	XFree (needed_rect);
1554		1542
1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1543	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1544	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1557		1545
1558	XSetICValues (Input_Context,	1546	XSetICValues (Input_Context,
1559	XNPreeditAttributes, preedit_attr,	1547	XNPreeditAttributes, preedit_attr,
1560	XNStatusAttributes, status_attr, NULL);	1548	XNStatusAttributes, status_attr,
		1549	NULL);
1561		1550
		1551	XFree (status_attr);
		1552	}
		1553
1562	XFree (preedit_attr);	1554	XFree (preedit_attr);
1563	XFree (status_attr);
1564	}	1555	}
1565	#endif /* USE_XIM */	1556	#endif /* USE_XIM */
1566		1557
1567	/*----------------------------------------------------------------------*/	1558	void
1568	rxvt_t rxvt_current_term;	1559	rxvt_term::get_window_origin (int &x, int &y)
		1560	{
		1561	Window cr;
		1562	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1563	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1564	}
		1565
		1566	Pixmap
		1567	rxvt_term::get_pixmap_property (int prop_id)
		1568	{
		1569	if (prop_id > 0 && prop_id < NUM_XA)
		1570	if (xa[prop_id])
		1571	{
		1572	int aformat;
		1573	unsigned long nitems, bytes_after;
		1574	Atom atype;
		1575	unsigned char *prop = NULL;
		1576	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1577	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1578	&nitems, &bytes_after, &prop);
		1579	if (result == Success && prop && atype == XA_PIXMAP)
		1580	return *(Pixmap *)prop;
		1581	}
		1582
		1583	return None;
		1584	}
		1585
		1586	#ifdef HAVE_BG_PIXMAP
		1587	# if TRACE_PIXMAPS
		1588	# undef update_background
		1589	void
		1590	rxvt_term::trace_update_background (const char *file, int line)
		1591	{
		1592	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1593	update_background ();
		1594	}
		1595	# endif
		1596
		1597	void
		1598	rxvt_term::update_background ()
		1599	{
		1600	if (update_background_ev.is_active ())
		1601	return;
		1602
		1603	bgPixmap.invalidate ();
		1604
		1605	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1606
		1607	if (to_wait <= 0.)
		1608	bgPixmap.render ();
		1609	else
		1610	update_background_ev.start (to_wait);
		1611	}
		1612
		1613	void
		1614	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1615	{
		1616	make_current ();
		1617
		1618	update_background_ev.stop ();
		1619	bgPixmap.render ();
		1620	refresh_check ();
		1621	}
		1622
		1623	#endif /* HAVE_BG_PIXMAP */
1569		1624
1570	/*----------------------- end-of-file (C source) -----------------------*/	1625	/*----------------------- end-of-file (C source) -----------------------*/

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