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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.66 by pcg, Thu Apr 8 20:31:45 2004 UTC vs.
Revision 1.384 by sf-exg, Sat Dec 29 14:23:35 2012 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
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.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
85	}
86		111
87	// allocate a new combination	112	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	114	{
90	static int seen;	115	static int seen;
91		116
92	if (!seen++)	117	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		119
95	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
96	}	121	}
97		122
98	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
123	return len;	148	return len;
124		149
125	}	150	}
126	#endif	151	#endif
127		152
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 ()	153	rxvt_term::rxvt_term ()
144	:	154	{
145	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
146	termwin_ev (this, &rxvt_term::x_cb),	156	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	157	#endif
154	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	160	#endif
157	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
159	#endif	179	#endif
160	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
161	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
162	#endif	182	#endif
163	#ifdef USE_XIM	183	#ifndef NO_BELL
164	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
165	#endif	185	#endif
166	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
167	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
168	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
169	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
170	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172		194
173	termlist.push_back (this);	195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
174	}	212	}
175		213
176	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
177	{	215	{
178	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
179		217
180	if (cmd_fd >= 0)	218	emergency_cleanup ();
181	close (cmd_fd);
182		219
183	#ifndef NO_SETOWNER_TTYDEV	220	#if ENABLE_STYLES
184	privileged_ttydev (RESTORE);	221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
185	#endif	224	#endif
186	#ifdef UTMP_SUPPORT
187	privileged_utmp (RESTORE);
188	#endif
189
190	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
191		230
192	if (display)	231	if (display)
193	{	232	{
194	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
195		235
196	#ifdef MENUBAR	236	#if USE_XIM
197	if (menubarGC) XFreeGC (display->display, menubarGC);	237	im_destroy ();
198	#endif	238	#endif
199	#ifdef XTERM_SCROLLBAR	239	scrollBar.destroy ();
200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	240	if (gc) XFreeGC (dpy, gc);
201	if (ShadowGC) XFreeGC (display->display, ShadowGC);
202	#endif
203	#ifdef PLAIN_SCROLLBAR
204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
205	#endif
206	#ifdef NEXT_SCROLLBAR
207	if (blackGC) XFreeGC (display->display, blackGC);
208	if (whiteGC) XFreeGC (display->display, whiteGC);
209	if (grayGC) XFreeGC (display->display, grayGC);
210	if (darkGC) XFreeGC (display->display, darkGC);
211	if (stippleGC) XFreeGC (display->display, stippleGC);
212	if (dimple) XFreePixmap (display->display, dimple);
213	if (upArrow) XFreePixmap (display->display, upArrow);
214	if (downArrow) XFreePixmap (display->display, downArrow);
215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
217	#endif
218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
219	if (topShadowGC) XFreeGC (display->display, topShadowGC);
220	if (botShadowGC) XFreeGC (display->display, botShadowGC);
221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
222	#endif
223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
224		241
225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226	delete menuBar.drawable;	242	delete drawable;
227	//if (menuBar.win)
228	// XDestroyWindow (display->display, menuBar.win);
229	#endif
230	delete TermWin.drawable;
231	// destroy all windows	243	// destroy all windows
232	if (TermWin.parent[0])	244	if (parent)
233	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
234	}
235		246
236	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
		248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
		251	#if OFF_FOCUS_FADING
		252	pix_colors_unfocused [i].free (this);
		253	#endif
		254	}
237		255
238	delete PixColors;	256	clear ();
239		257
		258	display->flush (); /* ideally .put should do this */
240	displays.put (display);	259	displays.put (display);
		260	}
241		261
242	scr_release ();	262	scr_release ();
243		263
244	/* clear all resources */	264	/* clear all resources */
245	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
246	free (allocated[i]);	266	free (allocated [i]);
247		267
248	free (selection.text);	268	free (selection.text);
249	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
250	free (env_windowid);
251	free (env_display);
252	free (env_term);
253	free (env_colorfgbg);
254	free (locale);	270	free (locale);
255	#if 0	271	free (v_buffer);
256	free (codeset);	272
257	#endif	273	delete selection_req;
258		274
259	delete envv;	275	delete envv;
260	delete argv;	276	delete argv;
		277
		278	#ifdef KEYSYM_RESOURCE
		279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
		285
		286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
261	}	296	}
262		297
263	void	298	void
264	rxvt_term::destroy ()	299	rxvt_term::destroy ()
265	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
266	if (display)	310	if (display)
267	{	311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
268	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
		318	#endif
269	termwin_ev.stop (display);	319	termwin_ev.stop (display);
270	vt_ev.stop (display);	320	vt_ev.stop (display);
271	#ifdef USE_XIM
272	im_destroy ();
273	im_ev.stop (display);
274	#endif
275	#ifdef HAVE_SCROLLBARS
276	scrollbar_ev.stop (display);
277	#endif
278	#ifdef MENUBAR
279	menubar_ev.stop (display);
280	#endif
281	}	321	}
282		322
283	check_ev.stop ();	323	flush_ev.stop ();
284	pty_ev.stop ();	324	pty_ev.stop ();
285	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
286	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
287	#endif	327	#endif
288	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
289	text_blink_ev.stop ();	329	text_blink_ev.stop ();
290	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
291	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
292	pointer_ev.stop ();	338	pointer_ev.stop ();
293	#endif	339	#endif
294		340
295	destroy_ev.start (0);	341	destroy_ev.start ();
296	}	342	}
297		343
298	void	344	void
299	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
300	{	346	{
301	SET_R (this);	347	make_current ();
302		348
303	delete this;	349	delete this;
304	}	350	}
305		351
		352	void
		353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		354	{
		355	if (!opt)
		356	return;
		357
		358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
		360
		361	val = val & ~mask | (set ? mask : 0);
		362	}
		363
306	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
307	/* rxvt_init () */	365	/*
308	bool	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	rxvt_term::init (int argc, const char *const *argv)
310	{
311	SET_R (this);
312
313	if (!init_vars ())
314	return false;
315
316	/*
317	* Save and then give up any super-user privileges
318	* If we need privileges in any area then we must specifically request it.
319	* We should only need to be root in these cases:
320	* 1. write utmp entries on some systems
321	* 2. chown tty on some systems
322	*/	367	*/
323	privileges (SAVE);	368	static XErrorHandler old_xerror_handler;
324	privileges (IGNORE);
325		369
326	init_secondary ();	370	static void
		371	rxvt_emergency_cleanup ()
		372	{
		373	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		374	(*t)->emergency_cleanup ();
		375	}
327		376
328	const char **cmd_argv = init_resources (argc, argv);	377	#if !ENABLE_MINIMAL
		378	static void ecb_cold
		379	print_x_error (Display *dpy, XErrorEvent *event)
		380	{
		381	char buffer[BUFSIZ];
		382	char mesg[BUFSIZ];
		383	char number[32];
329		384
330	set_locale ("");	385	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
331		386
332	#if MENUBAR_MAX	387	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
333	menubar_read (rs[Rs_menu]);	388	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
334	#endif
335	#ifdef HAVE_SCROLLBARS
336	if (Options & Opt_scrollBar)
337	scrollBar.setIdle (); /* set existence for size calculations */
338	#endif
339		389
340	create_windows (argc, argv);	390	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		392	rxvt_warn ("+ %s: %s\n", mesg, buffer);
341		393
342	init_xlocale ();	394	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		395	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
343		396
344	scr_reset (); /* initialize screen */	397	if (event->request_code >= 128)
345		398	{
346	#if 0	399	#if 0
347	XSynchronize (display->display, True);	400	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
348	#endif	401	int nexts;
		402	char **exts = XListExtensions (dpy, &nexts);
349		403
350	#ifdef HAVE_SCROLLBARS	404	while (nexts)
351	if (Options & Opt_scrollBar)	405	{
352	resize_scrollbar (); /* create and map scrollbar */	406	char *extname = exts [nexts - 1];
353	#endif	407	int major, first_event, first_error;
354	#if (MENUBAR_MAX)
355	if (menubar_visible ())
356	XMapWindow (display->display, menuBar.win);
357	#endif
358	#ifdef TRANSPARENT
359	if (Options & Opt_transparent)
360	{
361	XSelectInput (display->display, display->root, PropertyChangeMask);
362	check_our_parents ();
363	}
364	#endif
365		408
366	rootwin_ev.start (display, display->root);	409	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		410	{
		411	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		412	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
367		413
368	XMapWindow (display->display, TermWin.vt);	414	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
369	XMapWindow (display->display, TermWin.parent[0]);	415	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		416	rxvt_warn ("+ (which is %s)\n", buffer);
370		417
371	init_command (cmd_argv);	418	break;
		419	}
372		420
373	pty_ev.start (cmd_fd, EVENT_READ);	421	printf ("nextss %d %s\n", nexts, extname);//D
		422	--nexts;
		423	++exts;
		424	}
		425	#else
		426	int nexts = 0;
		427	char **exts = 0;
		428	#endif
374		429
375	check_ev.start ();	430	if (!nexts)
		431	{
		432	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
376		433
377	return true;	434	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
378	}	435	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
379		436
380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382	void
383	rxvt_init_signals ()
384	{
385	/* install exit handler for cleanup */
386	#if 0	437	#if 0
387	#ifdef HAVE_ATEXIT	438	sprintf (number, "RENDER.%d", event->minor_code);
388	atexit (rxvt_clean_exit);	439	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
389	#else	440	rxvt_warn ("+ (which is %s)\n", buffer);
390	#endif	441	#endif
391	#endif	442	}
392		443
393	struct sigaction sa;	444	XFreeExtensionList (exts);
394		445	}
395	sigfillset (&sa.sa_mask);	446	else
396	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403
404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
405	/* signal (SIGURG, SIG_DFL); */
406
407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
409	}
410
411	/* ------------------------------------------------------------------------- *
412	* SIGNAL HANDLING & EXIT HANDLER *
413	* ------------------------------------------------------------------------- */
414	/*
415	* Catch a SIGCHLD signal and exit if the direct child has died
416	*/
417
418	void rxvt_term::child_exited (int pid)
419	{
420	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421	if (pid == (*t)->cmd_pid)
422	{	447	{
423	(*t)->destroy ();	448	sprintf (number, "%d", event->request_code);
424	break;	449	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		450	rxvt_warn ("+ (which is %s)\n", buffer);
425	}	451	}
426	}
427		452
428	/* ARGSUSED */	453	if (event->error_code == BadWindow
429	/* EXTPROTO */	454	|| event->error_code == BadPixmap
430	RETSIGTYPE	455	|| event->error_code == BadCursor
431	rxvt_Child_signal (int sig __attribute__ ((unused)))	456	|| event->error_code == BadFont
432	{	457	|| event->error_code == BadDrawable
433	int pid, save_errno = errno;	458	|| event->error_code == BadColor
		459	|| event->error_code == BadGC
		460	|| event->error_code == BadIDChoice
		461	|| event->error_code == BadValue
		462	|| event->error_code == BadAtom)
		463	{
		464	if (event->error_code == BadValue)
		465	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		466	else if (event->error_code == BadAtom)
		467	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		468	else
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
434		470
435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)	471	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
436	rxvt_term::child_exited (pid);	472	}
437
438	errno = save_errno;
439	}	473	}
440
441	/*
442	* Catch a fatal signal and tidy up before quitting
443	*/
444	/* EXTPROTO */
445	RETSIGTYPE
446	rxvt_Exit_signal (int sig)
447	{
448	signal (sig, SIG_DFL);
449	#ifdef DEBUG_CMD
450	rxvt_warn ("caught signal %d, exiting.\n", sig);
451	#endif	474	#endif
452	rxvt_clean_exit ();
453	kill (getpid (), sig);
454	}
455		475
456	/* INTPROTO */	476	int ecb_cold
457	int
458	rxvt_xerror_handler (Display *display, XErrorEvent *event)	477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
459	{	478	{
460	if (GET_R->allowedxerror == -1)	479	if (GET_R->allowedxerror == -1)
461	GET_R->allowedxerror = event->error_code;	480	GET_R->allowedxerror = event->error_code;
462	else	481	else
463	{	482	{
		483	// GET_R is most likely not the terminal which caused the error,
		484	// so just output the error and continue
		485	#if ENABLE_MINIMAL
464	old_xerror_handler (display, event);	486	old_xerror_handler (display, event);
465	GET_R->destroy ();	487	#else
		488	print_x_error (display, event);
		489	#endif
466	}	490	}
467		491
468	return 0;	492	return 0;
		493	}
		494
		495	int ecb_cold
		496	rxvt_xioerror_handler (Display *display)
		497	{
		498	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		499	DisplayString (display));
		500	rxvt_emergency_cleanup ();
		501	_exit (EXIT_FAILURE);
		502	}
		503
		504	static struct sig_handlers
		505	{
		506	ev::sig sw_term, sw_int;
		507
		508	/*
		509	* Catch a fatal signal and tidy up before quitting
		510	*/
		511	void sig_term (ev::sig &w, int revents);
		512
		513	sig_handlers ()
		514	{
		515	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		516	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		517	}
		518	} sig_handlers;
		519
		520	void
		521	sig_handlers::sig_term (ev::sig &w, int revents)
		522	{
		523	rxvt_emergency_cleanup ();
		524	w.stop ();
		525	kill (getpid (), w.signum);
		526	}
		527
		528	static void
		529	rxvt_get_ttymode (struct termios *tio)
		530	{
		531	if (tcgetattr (STDIN_FILENO, tio) < 0)
		532	memset (tio, 0, sizeof (struct termios));
		533
		534	for (int i = 0; i < NCCS; i++)
		535	tio->c_cc[i] = VDISABLE;
		536
		537	tio->c_cc[VINTR] = CINTR;
		538	tio->c_cc[VQUIT] = CQUIT;
		539	tio->c_cc[VERASE] = CERASE;
		540	#ifdef VERASE2
		541	tio->c_cc[VERASE2] = CERASE2;
		542	#endif
		543	tio->c_cc[VKILL] = CKILL;
		544	tio->c_cc[VEOF] = CEOF;
		545	tio->c_cc[VSTART] = CSTART;
		546	tio->c_cc[VSTOP] = CSTOP;
		547	tio->c_cc[VSUSP] = CSUSP;
		548	# ifdef VDSUSP
		549	tio->c_cc[VDSUSP] = CDSUSP;
		550	# endif
		551	# ifdef VREPRINT
		552	tio->c_cc[VREPRINT] = CRPRNT;
		553	# endif
		554	# ifdef VDISCRD
		555	tio->c_cc[VDISCRD] = CFLUSH;
		556	# endif
		557	# ifdef VWERSE
		558	tio->c_cc[VWERSE] = CWERASE;
		559	# endif
		560	# ifdef VLNEXT
		561	tio->c_cc[VLNEXT] = CLNEXT;
		562	# endif
		563	# ifdef VSTATUS
		564	tio->c_cc[VSTATUS] = CSTATUS;
		565	# endif
		566
		567	# if VMIN != VEOF
		568	tio->c_cc[VMIN] = 1;
		569	# endif
		570	# if VTIME != VEOL
		571	tio->c_cc[VTIME] = 0;
		572	# endif
		573
		574	/* input modes */
		575	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		576	# ifdef IMAXBEL
		577	| IMAXBEL
		578	# endif
		579	| IXON);
		580
		581	/* output modes */
		582	tio->c_oflag = (OPOST | ONLCR);
		583
		584	/* control modes */
		585	tio->c_cflag = (CS8 | CREAD);
		586
		587	/* local modes */
		588	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		589	# if defined (ECHOCTL) && defined (ECHOKE)
		590	| ECHOCTL | ECHOKE
		591	# endif
		592	| ECHOE | ECHOK);
		593	}
		594
		595	char **rxvt_environ; // startup environment
		596
		597	void
		598	rxvt_init ()
		599	{
		600	assert (("fontMask must not overlap other RS masks",
		601	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		602
		603	rxvt_get_ttymode (&rxvt_term::def_tio);
		604
		605	// get rid of stdin/stdout as we don't need them, to free resources
		606	dup2 (STDERR_FILENO, STDIN_FILENO);
		607	dup2 (STDERR_FILENO, STDOUT_FILENO);
		608
		609	if (!ev_default_loop ())
		610	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		611
		612	rxvt_environ = environ;
		613
		614	signal (SIGHUP, SIG_IGN);
		615	signal (SIGPIPE, SIG_IGN);
		616
		617	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		618	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		619
		620	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		621	// TODO: handle this with exceptions and tolerate the memory loss
		622	XSetIOErrorHandler (rxvt_xioerror_handler);
		623
		624	XrmInitialize ();
		625
		626	#if HAVE_PIXBUF
		627	g_type_init ();
		628	#endif
469	}	629	}
470		630
471	/*----------------------------------------------------------------------*/	631	/*----------------------------------------------------------------------*/
472	/*	632	/*
473	* Exit gracefully, clearing the utmp entry and restoring tty attributes
474	* TODO: if debugging, this should free up any known resources if we can
475	*/
476	/* EXTPROTO */
477	void
478	rxvt_clean_exit ()
479	{
480	// TODO: rxvtd should clean up all ressources
481	if (GET_R)
482	GET_R->destroy ();
483	}
484
485	/* ------------------------------------------------------------------------- *
486	* MEMORY ALLOCATION WRAPPERS *
487	* ------------------------------------------------------------------------- */
488	/* EXTPROTO */
489	void *
490	rxvt_malloc (size_t size)
491	{
492	void *p;
493
494	p = malloc (size);
495	if (p)
496	return p;
497
498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499	rxvt_clean_exit ();
500	exit (EXIT_FAILURE);
501	/* NOTREACHED */
502	}
503
504	/* EXTPROTO */
505	void *
506	rxvt_calloc (size_t number, size_t size)
507	{
508	void *p;
509
510	p = calloc (number, size);
511	if (p)
512	return p;
513
514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
515	rxvt_clean_exit ();
516	exit (EXIT_FAILURE);
517	/* NOTREACHED */
518	}
519
520	/* EXTPROTO */
521	void *
522	rxvt_realloc (void *ptr, size_t size)
523	{
524	void *p;
525
526	if (ptr)
527	p = realloc (ptr, size);
528	else
529	p = malloc (size);
530	if (p)
531	return p;
532
533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534	rxvt_clean_exit ();
535	exit (EXIT_FAILURE);
536	/* NOTREACHED */
537	}
538
539	/* ------------------------------------------------------------------------- *
540	* PRIVILEGED OPERATIONS *
541	* ------------------------------------------------------------------------- */
542	/* take care of suid/sgid super-user (root) privileges */
543	void
544	rxvt_term::privileges (int mode)
545	{
546	#if ! defined(__CYGWIN32__)
547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
548	/* setreuid () is the poor man's setuid (), seteuid () */
549	# define seteuid(a) setreuid(-1, (a))
550	# define setegid(a) setregid(-1, (a))
551	# define HAVE_SETEUID
552	# endif
553	# ifdef HAVE_SETEUID
554	switch (mode)
555	{
556	case IGNORE:
557	/*
558	* change effective uid/gid - not real uid/gid - so we can switch
559	* back to root later, as required
560	*/
561	seteuid (getuid ());
562	setegid (getgid ());
563	break;
564	case SAVE:
565	euid = geteuid ();
566	egid = getegid ();
567	break;
568	case RESTORE:
569	seteuid (euid);
570	setegid (egid);
571	break;
572	}
573	# else
574	switch (mode)
575	{
576	case IGNORE:
577	setuid (getuid ());
578	setgid (getgid ());
579	/* FALLTHROUGH */
580	case SAVE:
581	/* FALLTHROUGH */
582	case RESTORE:
583	break;
584	}
585	# endif
586	#endif
587	}
588
589	#ifdef UTMP_SUPPORT
590	void
591	rxvt_term::privileged_utmp (char action)
592	{
593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
594	action, next_utmp_action, getpid ()));
595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
596	|| (Options & Opt_utmpInhibit)
597	|| ttydev == NULL || *ttydev == '\0')
598	return;
599
600	privileges (RESTORE);
601	if (action == SAVE)
602	{
603	next_utmp_action = RESTORE;
604	makeutent (ttydev, rs[Rs_display_name]);
605	}
606	else
607	{ /* action == RESTORE */
608	next_utmp_action = IGNORE;
609	cleanutent ();
610	}
611	privileges (IGNORE);
612	}
613	#endif
614
615	#ifndef NO_SETOWNER_TTYDEV
616	void
617	rxvt_term::privileged_ttydev (char action)
618	{
619	D_MAIN ((stderr,
620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
621	action, next_tty_action, getpid ()));
622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
623	|| ttydev == NULL || *ttydev == '\0')
624	return;
625
626	privileges (RESTORE);
627
628	if (action == SAVE)
629	{
630	next_tty_action = RESTORE;
631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634	next_tty_action = IGNORE;
635	else
636	# endif
637
638	{
639	chown (ttydev, getuid (), ttygid); /* fail silently */
640	chmod (ttydev, ttymode);
641	# ifdef HAVE_REVOKE
642	revoke (ttydev);
643	# endif
644
645	}
646	}
647	else
648	{ /* action == RESTORE */
649	next_tty_action = IGNORE;
650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651	chmod (ttydev, ttyfd_stat.st_mode);
652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653	# else
654	chmod (ttydev,
655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656	chown (ttydev, 0, 0);
657	# endif
658
659	}
660
661	privileges (IGNORE);
662
663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
665	action == RESTORE ? "Restoring" : (action ==
666	SAVE ? "Saving" :
667	"UNKNOWN ERROR for"), ttydev,
668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669	ttyfd_stat.st_gid));
670	# endif
671	}
672	#endif
673
674	/*----------------------------------------------------------------------*/
675	/*
676	* window size/position calculcations for XSizeHint and other storage.	633	* window size/position calculations for XSizeHint and other storage.
677	* if width/height are non-zero then override calculated width/height	634	* if width/height are non-zero then override calculated width/height
678	*/	635	*/
679	void	636	void
680	rxvt_term::window_calc (unsigned int width, unsigned int height)	637	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681	{	638	{
682	short recalc_x, recalc_y;	639	short recalc_x, recalc_y;
683	int x, y, sb_w, mb_h, flags;	640	int x, y, flags;
684	unsigned int w, h;	641	unsigned int w, h;
685	unsigned int max_width, max_height;	642	unsigned int max_width, max_height;
686		643
687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688	TermWin.ncol, TermWin.nrow, szHint.width,
689	szHint.height));
690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	644	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691	szHint.win_gravity = NorthWestGravity;	645	szHint.win_gravity = NorthWestGravity;
692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	646	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693		647
694	recalc_x = recalc_y = 0;	648	recalc_x = recalc_y = 0;
695	flags = 0;	649	flags = 0;
		650
696	if (!parsed_geometry)	651	if (!parsed_geometry)
697	{	652	{
698	parsed_geometry = 1;	653	parsed_geometry = 1;
		654
699	if (rs[Rs_geometry])	655	if (rs[Rs_geometry])
700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		657
701	if (flags & WidthValue)	658	if (flags & WidthValue)
702	{	659	{
703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	660	if (!w)
		661	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		662
		663	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
704	szHint.flags |= USSize;	664	szHint.flags |= USSize;
705	}	665	}
		666
706	if (flags & HeightValue)	667	if (flags & HeightValue)
707	{	668	{
708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	669	if (!h)
		670	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		671
		672	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
709	szHint.flags |= USSize;	673	szHint.flags |= USSize;
710	}	674	}
		675
711	if (flags & XValue)	676	if (flags & XValue)
712	{	677	{
713	szHint.x = x;	678	szHint.x = x;
714	szHint.flags |= USPosition;	679	szHint.flags |= USPosition;
		680
715	if (flags & XNegative)	681	if (flags & XNegative)
716	{	682	{
717	recalc_x = 1;	683	recalc_x = 1;
718	szHint.win_gravity = NorthEastGravity;	684	szHint.win_gravity = NorthEastGravity;
719	}	685	}
720	}	686	}
		687
721	if (flags & YValue)	688	if (flags & YValue)
722	{	689	{
723	szHint.y = y;	690	szHint.y = y;
724	szHint.flags |= USPosition;	691	szHint.flags |= USPosition;
		692
725	if (flags & YNegative)	693	if (flags & YNegative)
726	{	694	{
727	recalc_y = 1;	695	recalc_y = 1;
		696
728	if (szHint.win_gravity == NorthEastGravity)	697	if (szHint.win_gravity == NorthEastGravity)
729	szHint.win_gravity = SouthEastGravity;	698	szHint.win_gravity = SouthEastGravity;
730	else	699	else
731	szHint.win_gravity = SouthWestGravity;	700	szHint.win_gravity = SouthWestGravity;
732	}	701	}
733	}	702	}
734	}	703	}
735		704
736	/* TODO: BOUNDS */	705	/* TODO: BOUNDS */
737	TermWin.width = TermWin.ncol * TermWin.fwidth;	706	width = ncol * fwidth;
738	TermWin.height = TermWin.nrow * TermWin.fheight;	707	height = nrow * fheight;
739	max_width = MAX_COLS * TermWin.fwidth;	708	max_width = MAX_COLS * fwidth;
740	max_height = MAX_ROWS * TermWin.fheight;	709	max_height = MAX_ROWS * fheight;
741		710
742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	711	szHint.base_width = szHint.base_height = 2 * int_bwidth;
743		712
744	sb_w = mb_h = 0;
745	window_vt_x = window_vt_y = 0;	713	window_vt_x = window_vt_y = int_bwidth;
746	if (scrollbar_visible ())	714
		715	if (scrollBar.state)
747	{	716	{
748	sb_w = scrollbar_TotalWidth ();	717	int sb_w = scrollBar.total_width ();
749	szHint.base_width += sb_w;	718	szHint.base_width += sb_w;
		719
750	if (! (Options & Opt_scrollBar_right))	720	if (!option (Opt_scrollBar_right))
751	window_vt_x = sb_w;	721	window_vt_x += sb_w;
752	}
753	if (menubar_visible ())
754	{	722	}
755	mb_h = menuBar_TotalHeight ();	723
756	szHint.base_height += mb_h;
757	window_vt_y = mb_h;
758	}
759	szHint.width_inc = TermWin.fwidth;	724	szHint.width_inc = fwidth;
760	szHint.height_inc = TermWin.fheight;	725	szHint.height_inc = fheight;
761	szHint.min_width = szHint.base_width + szHint.width_inc;	726	szHint.min_width = szHint.base_width + szHint.width_inc;
762	szHint.min_height = szHint.base_height + szHint.height_inc;	727	szHint.min_height = szHint.base_height + szHint.height_inc;
763		728
764	if (width && width - szHint.base_width < max_width)	729	if (newwidth && newwidth - szHint.base_width < max_width)
765	{	730	{
766	szHint.width = width;	731	szHint.width = newwidth;
767	TermWin.width = width - szHint.base_width;	732	width = newwidth - szHint.base_width;
768	}	733	}
769	else	734	else
770	{	735	{
771	MIN_IT (TermWin.width, max_width);	736	min_it (width, max_width);
772	szHint.width = szHint.base_width + TermWin.width;	737	szHint.width = szHint.base_width + width;
773	}	738	}
		739
774	if (height && height - szHint.base_height < max_height)	740	if (newheight && newheight - szHint.base_height < max_height)
775	{	741	{
776	szHint.height = height;	742	szHint.height = newheight;
777	TermWin.height = height - szHint.base_height;	743	height = newheight - szHint.base_height;
778	}	744	}
779	else	745	else
780	{	746	{
781	MIN_IT (TermWin.height, max_height);	747	min_it (height, max_height);
782	szHint.height = szHint.base_height + TermWin.height;	748	szHint.height = szHint.base_height + height;
783	}	749	}
784	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
785	window_sb_x = szHint.width - sb_w;
786		750
787	if (recalc_x)	751	if (recalc_x)
788	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	752	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
789	- szHint.width - 2 * TermWin.ext_bwidth);	753
790	if (recalc_y)	754	if (recalc_y)
791	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	755	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
792	- szHint.height - 2 * TermWin.ext_bwidth);
793		756
794	TermWin.ncol = TermWin.width / TermWin.fwidth;	757	ncol = width / fwidth;
795	TermWin.nrow = TermWin.height / TermWin.fheight;	758	nrow = height / fheight;
796	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	759
797	TermWin.ncol, TermWin.nrow, szHint.width,	760	// When the size of the vt window is not a multiple of the cell
798	szHint.height));	761	// size, i.e., when the wm does not honour our size hints, there are
799	return;	762	// extra areas not covered by the terminal screen. Such gaps, when a
		763	// bg pixmap is set, would have to be cleared manually to properly
		764	// refresh the background. We take the simpler route and shrink the
		765	// vt window so as to avoid creating gaps.
		766	vt_width = ncol * fwidth;
		767	vt_height = nrow * fheight;
800	}	768	}
801		769
802	/*----------------------------------------------------------------------*/	770	/*----------------------------------------------------------------------*/
803	/*	771	/*
804	* Tell the teletype handler what size the window is.	772	* Tell the teletype handler what size the window is.
805	* Called after a window size change.	773	* Called after a window size change.
806	*/	774	*/
807	void	775	void
808	rxvt_term::tt_winch ()	776	rxvt_term::tt_winch ()
809	{	777	{
		778	if (pty->pty < 0)
		779	return;
		780
810	struct winsize ws;	781	struct winsize ws;
811		782
812	if (cmd_fd < 0)
813	return;
814
815	ws.ws_col = TermWin.ncol;	783	ws.ws_col = ncol;
816	ws.ws_row = TermWin.nrow;	784	ws.ws_row = nrow;
817	ws.ws_xpixel = ws.ws_ypixel = 0;	785	ws.ws_xpixel = vt_width;
818	#ifndef DEBUG_SIZE	786	ws.ws_ypixel = vt_height;
819	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	787	ioctl (pty->pty, TIOCSWINSZ, &ws);
		788
		789	#if 0
		790	// TIOCSWINSZ is supposed to do this automatically and correctly
		791	if (cmd_pid) /* force through to the command */
		792	kill (-cmd_pid, SIGWINCH);
		793	#endif
		794	}
		795
		796	/*----------------------------------------------------------------------*/
		797	/* load and set the various fonts */
		798	bool
		799	rxvt_term::set_fonts ()
		800	{
		801	rxvt_fontset *fs = new rxvt_fontset (this);
		802	rxvt_fontprop prop;
		803
		804	if (!fs
		805	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		806	|| !fs->realize_font (1))
		807	{
		808	delete fs;
		809	return false;
		810	}
		811
		812	#if ENABLE_STYLES
		813	for (int i = RS_styleCount; --i; )
		814	if (fontset[i] != fontset[0])
		815	delete fontset[i];
		816	#endif
		817
		818	delete fontset[0];
		819	fontset[0] = fs;
		820
		821	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		822	prop.width = max (prop.width + letterSpace, 1);
		823
		824	fs->set_prop (prop, false);
		825
		826	fwidth = prop.width;
		827	fheight = prop.height + lineSpace;
		828	fbase = prop.ascent;
		829
		830	for (int style = 1; style < 4; style++)
		831	{
		832	#if ENABLE_STYLES
		833	const char *res = rs[Rs_font + style];
		834
		835	if (res && !*res)
		836	fontset[style] = fontset[0];
		837	else
		838	{
		839	fontset[style] = fs = new rxvt_fontset (this);
		840	rxvt_fontprop prop2 = prop;
		841
		842	if (res)
		843	{
		844	fs->populate (res);
		845	fs->set_prop (prop2, false);
		846	}
		847	else
		848	{
		849	fs->populate (fontset[0]->fontdesc);
		850
		851	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		852	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		853
		854	fs->set_prop (prop2, true);
		855	}
		856
		857	}
820	#else	858	#else
821	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	859	fontset[style] = fontset[0];
822	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
823	# ifdef SIGWINCH
824	else if (cmd_pid) /* force through to the command */
825	kill (cmd_pid, SIGWINCH);
826	# endif	860	#endif
827	#endif
828	}
829
830	/*----------------------------------------------------------------------*/
831	/* rxvt_change_font () - Switch to a new font */
832	/*
833	* init = 1 - initialize
834	*
835	* fontname == FONT_UP - switch to bigger font
836	* fontname == FONT_DN - switch to smaller font
837	*/
838	bool
839	rxvt_term::change_font (const char *fontname)
840	{
841	if (fontname == FONT_UP)
842	{	861	}
843	// TODO	862
		863	if (parent)
844	}	864	{
845	else if (fontname == FONT_DN)
846	{
847	// TODO
848	}
849	else
850	{
851	rxvt_fontset *fs = new rxvt_fontset (this);
852
853	if (fs && fs->populate (fontname ? fontname : "fixed"))
854	{
855	delete TermWin.fontset;
856	TermWin.fontset = fs;
857	TermWin.fwidth = fs->base_font ()->width;
858	TermWin.fheight = fs->base_font ()->height;
859	TermWin.fbase = fs->base_font ()->ascent;
860
861	if (TermWin.parent[0])
862	{
863	resize_all_windows (0, 0, 0);	865	resize_all_windows (0, 0, 0);
864	scr_remap_chars ();	866	scr_remap_chars ();
865	scr_touch (true);	867	scr_touch (true);
866	}	868	}
867		869
868	return true;	870	return true;
869	}	871	}
		872
		873	void
		874	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		875	{
		876	XChangeProperty (dpy, parent,
		877	prop, XA_STRING, 8, PropModeReplace,
		878	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		879	}
		880
		881	void
		882	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		883	{
		884	XTextProperty ct;
		885
		886	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
870	}	887	{
871		888	XSetTextProperty (dpy, parent, &ct, prop);
872	return false;	889	XFree (ct.value);
		890	}
873	}	891	}
874		892
875	bool	893	void
876	rxvt_term::font_up_down (int n, int direction)	894	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
877	{	895	{
878	return false;	896	wchar_t *ws = rxvt_mbstowcs (str, len);
		897	char *s = rxvt_wcstoutf8 (ws);
		898
		899	XChangeProperty (dpy, parent,
		900	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		901	(const unsigned char *)s, strlen (s));
		902
		903	free (s);
		904	free (ws);
879	}	905	}
880		906
881	/*----------------------------------------------------------------------*/	907	/*----------------------------------------------------------------------*/
882	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
883	/* xterm sequences - title, iconName, color (exptl) */	909	/* xterm sequences - title, iconName, color (exptl) */
884	void	910	void
885	rxvt_term::set_title (const char *str)	911	rxvt_term::set_title (const char *str)
886	{	912	{
887	#ifdef SMART_WINDOW_TITLE	913	set_mbstring_property (XA_WM_NAME, str);
888	char *name;	914	#if ENABLE_EWMH
889		915	set_utf8_property (xa[XA_NET_WM_NAME], str);
890	if (!XFetchName (display->display, TermWin.parent[0], &name))
891	name = NULL;
892
893	if (name == NULL || STRCMP (name, str))
894	#endif
895	XStoreName (display->display, TermWin.parent[0], str);
896
897	#ifdef SMART_WINDOW_TITLE
898	if (name)
899	XFree (name);
900	#endif	916	#endif
901	}	917	}
902		918
903	void	919	void
904	rxvt_term::set_icon_name (const char *str)	920	rxvt_term::set_icon_name (const char *str)
905	{	921	{
906	#ifdef SMART_WINDOW_TITLE	922	set_mbstring_property (XA_WM_ICON_NAME, str);
907	char *name;	923	#if ENABLE_EWMH
908		924	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909	if (!XGetIconName (display->display, TermWin.parent[0], &name))
910	name = NULL;
911
912	if (name == NULL || STRCMP (name, str))
913	#endif	925	#endif
914	XSetIconName (display->display, TermWin.parent[0], str);
915
916	#ifdef SMART_WINDOW_TITLE
917	if (name)
918	XFree (name);
919	#endif
920	}	926	}
921		927
		928	void
		929	rxvt_term::set_window_color (int idx, const char *color)
		930	{
922	#ifdef XTERM_COLOR_CHANGE	931	#ifdef XTERM_COLOR_CHANGE
923	void
924	rxvt_term::set_window_color (int idx, const char *color)
925	{
926	rxvt_color xcol;	932	rxvt_color xcol;
927	int i;
928		933
929	if (color == NULL || *color == '\0')	934	if (color == NULL || *color == '\0')
930	return;	935	return;
931		936
		937	color = strdup (color);
		938	allocated.push_back ((void *)color);
		939	rs[Rs_color + idx] = color;
		940
932	/* handle color aliases */	941	/* handle color aliases */
933	if (isdigit (*color))	942	if (isdigit (*color))
934	{	943	{
935	i = atoi (color);	944	int i = atoi (color);
		945
936	if (i >= 8 && i <= 15)	946	if (i >= 8 && i <= 15)
		947	{
937	{ /* bright colors */	948	/* bright colors */
938	i -= 8;
939	# ifndef NO_BRIGHTCOLOR
940	PixColors[idx] = PixColors[minBrightCOLOR + i];	949	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
941	SET_PIXCOLOR (idx);
942	goto Done;	950	goto done;
943	# endif
944
945	}	951	}
		952
946	if (i >= 0 && i <= 7)	953	if (i >= 0 && i <= 7)
		954	{
947	{ /* normal colors */	955	/* normal colors */
948	PixColors[idx] = PixColors[minCOLOR + i];	956	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949	SET_PIXCOLOR (idx);
950	goto Done;	957	goto done;
951	}	958	}
952	}	959	}
953		960
954	if (!rXParseAllocColor (& xcol, color))	961	set_color (xcol, color);
955	return;
956
957	/* XStoreColor (display->display, XCMAP, XColor*); */
958		962
959	/*	963	/*
960	* FIXME: should free colors here, but no idea how to do it so instead,	964	* FIXME: should free colors here, but no idea how to do it so instead,
961	* so just keep gobbling up the colormap	965	* so just keep gobbling up the colormap
962	*/	966	*/
963	# if 0
964	for (i = Color_Black; i <= Color_White; i++)
965	if (PixColors[idx] == PixColors[i])
966	break;
967	if (i > Color_White)
968	{
969	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
970	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
971	DisplayPlanes (display->display, display->screen));
972	}
973	# endif
974		967
975	PixColors[idx] = xcol;	968	pix_colors_focused[idx] = xcol;
976	SET_PIXCOLOR (idx);
977		969
978	/* XSetWindowAttributes attr; */
979	/* Cursor cursor; */
980	Done:	970	done:
981	if (idx == Color_bg && ! (Options & Opt_transparent))
982	XSetWindowBackground (display->display, TermWin.vt,
983	PixColors[Color_bg]);
984
985	/* handle Color_BD, scrollbar background, etc. */	971	/*TODO: handle Color_BD, scrollbar background, etc. */
986		972
987	set_colorfgbg ();	973	update_fade_color (idx);
988	recolour_cursor ();	974	recolour_cursor ();
989	scr_touch (true);	975	scr_recolour ();
		976	#endif /* XTERM_COLOR_CHANGE */
990	}	977	}
991
992	#else
993	# define set_window_color (idx,color) ((void)0)
994	#endif /* XTERM_COLOR_CHANGE */
995		978
996	void	979	void
997	rxvt_term::recolour_cursor ()	980	rxvt_term::recolour_cursor ()
998	{	981	{
999	XColor xcol[2];	982	XColor fg, bg;
1000		983
1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];	984	(ISSET_PIXCOLOR (Color_pointer_fg)
1002	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];	985	? pix_colors_focused[Color_pointer_fg]
1003	XQueryColors (display->display, XCMAP, xcol, 2);	986	: pix_colors_focused[Color_fg]).get (fg);
1004	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	987
		988	(ISSET_PIXCOLOR (Color_pointer_bg)
		989	? pix_colors_focused[Color_pointer_bg]
		990	: pix_colors_focused[Color_bg]).get (bg);
		991
		992	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1005	}	993	}
1006		994
1007	/*----------------------------------------------------------------------*/	995	/*----------------------------------------------------------------------*/
1008	/*	996	/*
1009	* find if fg/bg matches any of the normal (low-intensity) colors	997	* find if fg/bg matches any of the normal (low-intensity) colors
1010	*/	998	*/
1011	void	999	char *
1012	rxvt_term::set_colorfgbg ()	1000	rxvt_term::get_colorfgbg ()
1013	{	1001	{
1014	unsigned int i;	1002	unsigned int i;
1015	const char *xpmb = "\0";	1003	const char *xpmb = "";
1016	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1004	char fstr[] = "default";
1017		1005	char bstr[] = "default";
1018	env_colorfgbg =	1006	char *env_colorfgbg;
1019	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1007
1020	STRCPY (fstr, "default");
1021	STRCPY (bstr, "default");
1022	for (i = Color_Black; i <= Color_White; i++)	1008	for (i = Color_Black; i <= Color_White; i++)
1023	if (PixColors[Color_fg] == PixColors[i])	1009	if (pix_colors[Color_fg] == pix_colors[i])
1024	{	1010	{
1025	sprintf (fstr, "%d", (i - Color_Black));	1011	sprintf (fstr, "%d", i - Color_Black);
1026	break;	1012	break;
1027	}	1013	}
		1014
1028	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
1029	if (PixColors[Color_bg] == PixColors[i])	1016	if (pix_colors[Color_bg] == pix_colors[i])
1030	{	1017	{
1031	sprintf (bstr, "%d", (i - Color_Black));	1018	sprintf (bstr, "%d", i - Color_Black);
1032	#ifdef XPM_BACKGROUND	1019	#if BG_IMAGE_FROM_FILE
1033	xpmb = "default;";	1020	xpmb = "default;";
1034	#endif	1021	#endif
1035	break;	1022	break;
1036	}	1023	}
1037		1024
		1025	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1038	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1026	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039		1027	return env_colorfgbg;
1040	#ifndef NO_BRIGHTCOLOR
1041	colorfgbg = DEFAULT_RSTYLE;
1042	for (i = minCOLOR; i <= maxCOLOR; i++)
1043	{
1044	if (PixColors[Color_fg] == PixColors[i])
1045	colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046	if (PixColors[Color_bg] == PixColors[i])
1047	colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048	}
1049	#endif
1050	}	1028	}
1051		1029
1052	/*----------------------------------------------------------------------*/	1030	/*----------------------------------------------------------------------*/
1053	/*
1054	* Colour determination for low colour displays, routine from
1055	* Hans de Goede <hans@highrise.nl>
1056	*/
1057		1031
1058	int	1032	bool
1059	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1033	rxvt_term::set_color (rxvt_color &color, const char *name)
1060	{	1034	{
1061	if (!screen_in_out->set (display, colour))	1035	if (color.set (this, name))
1062	{
1063	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1064	return false;
1065	}
1066
1067	return true;	1036	return true;
		1037
		1038	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1039	return false;
		1040	}
		1041
		1042	void
		1043	rxvt_term::alias_color (int dst, int src)
		1044	{
		1045	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1068	}	1046	}
1069		1047
1070	/* -------------------------------------------------------------------- *	1048	/* -------------------------------------------------------------------- *
1071	* - WINDOW RESIZING - *	1049	* - WINDOW RESIZING - *
1072	* -------------------------------------------------------------------- */	1050	* -------------------------------------------------------------------- */
1073	void	1051	void
1074	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1052	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075	{	1053	{
1076	int fix_screen;	1054	int fix_screen;
		1055	int old_width = szHint.width;
		1056	int old_height = szHint.height;
1077		1057
1078	#ifdef SMART_RESIZE
1079	int old_width = szHint.width, old_height = szHint.height;
1080	#endif
1081
1082	window_calc (width, height);	1058	window_calc (newwidth, newheight);
		1059
		1060	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1061
		1062	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1063	if (set_hint)
		1064	{
		1065	szHint.flags &= ~(PBaseSize | PResizeInc);
1083	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1066	XSetWMNormalHints (dpy, parent, &szHint);
		1067	szHint.flags |= PBaseSize | PResizeInc;
		1068	}
		1069
1084	if (!ignoreparent)	1070	if (!ignoreparent)
1085	{	1071	{
1086	#ifdef SMART_RESIZE	1072	#ifdef SMART_RESIZE
1087	/*	1073	/*
1088	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1074	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
1091	int x, y, x1, y1;	1077	int x, y, x1, y1;
1092	int dx, dy;	1078	int dx, dy;
1093	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1079	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094	Window unused_cr;	1080	Window unused_cr;
1095		1081
1096	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1082	XTranslateCoordinates (dpy, parent, display->root,
1097	0, 0, &x, &y, &unused_cr);	1083	0, 0, &x, &y, &unused_cr);
1098	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1084	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1099	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1085	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100	/*	1086	/*
1101	* if display->root isn't the parent window, a WM will probably have offset	1087	* if display->root isn't the parent window, a WM will probably have offset
1102	* our position for handles and decorations. Counter it	1088	* our position for handles and decorations. Counter it
1103	*/	1089	*/
…		…
1105	{	1091	{
1106	x -= x1;	1092	x -= x1;
1107	y -= y1;	1093	y -= y1;
1108	}	1094	}
1109		1095
1110	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1096	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1111	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1097	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1112	dx = old_width - szHint.width;	1098	dx = old_width - szHint.width;
1113	dy = old_height - szHint.height;	1099	dy = old_height - szHint.height;
1114		1100
1115	/* Check position of the center of the window */	1101	/* Check position of the center of the window */
1116	if (x < x1) /* left half */	1102	if (x < x1) /* left half */
1117	dx = 0;	1103	dx = 0;
…		…
1120	if (y < y1) /* top half */	1106	if (y < y1) /* top half */
1121	dy = 0;	1107	dy = 0;
1122	else if (y == y1) /* exact center */	1108	else if (y == y1) /* exact center */
1123	dy /= 2;	1109	dy /= 2;
1124		1110
1125	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1111	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1126	szHint.width, szHint.height);	1112	szHint.width, szHint.height);
1127	#else	1113	#else
1128	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1114	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1129	szHint.height);
1130	#endif	1115	#endif
1131
1132	}	1116	}
1133		1117
1134	fix_screen = (TermWin.ncol != prev_ncol	1118	if (set_hint)
1135	|| TermWin.nrow != prev_nrow);	1119	XSetWMNormalHints (dpy, parent, &szHint);
1136		1120
		1121	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1122
1137	if (fix_screen || width != old_width || height != old_height)	1123	if (fix_screen || newwidth != old_width || newheight != old_height)
1138	{	1124	{
1139	if (scrollbar_visible ())	1125	if (scrollBar.state)
1140	{	1126	scrollBar.resize ();
1141	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1142	0, scrollbar_TotalWidth (), szHint.height);
1143	resize_scrollbar ();
1144	}
1145		1127
1146	if (menubar_visible ())	1128	XMoveResizeWindow (dpy, vt,
1147	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1129	window_vt_x, window_vt_y,
1148	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1130	vt_width, vt_height);
1149		1131
1150	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1132	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1151	window_vt_y, TermWin_TotalWidth (),
1152	TermWin_TotalHeight ());
1153	scr_clear (height != old_height);
1154	#ifdef XPM_BACKGROUND
1155	resize_pixmap ();
1156	#endif
1157		1133
		1134	#ifdef HAVE_BG_PIXMAP
		1135	if (bg_window_size_sensitive ())
		1136	update_background ();
		1137	#endif
1158	}	1138	}
1159		1139
1160	if (fix_screen || old_height == 0)	1140	if (fix_screen || old_height == 0)
1161	{
1162	int curr_screen = -1;
1163	int old_ncol = prev_ncol;
1164
1165	/* scr_reset only works on the primary screen */
1166	if (old_height) /* this is not the first time through */
1167	{
1168	unsigned int ncol = TermWin.ncol;
1169	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170	curr_screen = scr_change_screen (PRIMARY);
1171	TermWin.ncol = ncol;
1172	}
1173
1174	scr_reset ();	1141	scr_reset ();
1175		1142
1176	if (curr_screen >= 0) /* this is not the first time through */
1177	{
1178	scr_change_screen (curr_screen);
1179	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1180	}
1181	}
1182
1183	old_width = szHint.width;
1184	old_height = szHint.height;
1185
1186	#ifdef USE_XIM	1143	#if USE_XIM
1187	IMSetStatusPosition ();	1144	im_set_position ();
1188	#endif	1145	#endif
1189	}	1146	}
1190		1147
1191	/*	1148	/*
1192	* Set the width/height of the vt window in characters. Units are pixels.	1149	* Set the width/height of the vt window in characters. Units are pixels.
1193	* good for toggling 80/132 columns	1150	* good for toggling 80/132 columns
1194	*/	1151	*/
1195	void	1152	void
1196	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1153	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197	{	1154	{
1198	XWindowAttributes wattr;	1155	XWindowAttributes wattr;
1199		1156
1200	if (width == 0 || height == 0)	1157	if (newwidth == 0 || newheight == 0)
1201	{	1158	{
1202	XGetWindowAttributes (display->display, display->root, &wattr);	1159	XGetWindowAttributes (dpy, display->root, &wattr);
		1160
1203	if (width == 0)	1161	if (newwidth == 0)
1204	width = wattr.width - szHint.base_width;	1162	newwidth = wattr.width - szHint.base_width;
1205	if (height == 0)	1163	if (newheight == 0)
1206	height = wattr.height - szHint.base_height;	1164	newheight = wattr.height - szHint.base_height;
1207	}
1208	if (width != TermWin.width || height != TermWin.height)
1209	{	1165	}
		1166
		1167	if (newwidth != vt_width || newheight != vt_height)
		1168	{
1210	width += szHint.base_width;	1169	newwidth += szHint.base_width;
1211	height += szHint.base_height;	1170	newheight += szHint.base_height;
1212	resize_all_windows (width, height, 0);	1171	resize_all_windows (newwidth, newheight, 0);
1213	}	1172	}
1214	}	1173	}
1215		1174
1216	/* -------------------------------------------------------------------- *	1175	/* -------------------------------------------------------------------- *
1217	* - X INPUT METHOD ROUTINES - *	1176	* - X INPUT METHOD ROUTINES - *
1218	* -------------------------------------------------------------------- */	1177	* -------------------------------------------------------------------- */
1219	#ifdef USE_XIM	1178	#if USE_XIM
1220		1179
1221	void	1180	void
		1181	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1182	{
		1183	fg = pix_colors [Color_fg];
		1184	bg = pix_colors [Color_bg];
		1185	}
		1186
		1187	void
1222	rxvt_term::im_set_size (XRectangle *size)	1188	rxvt_term::im_set_size (XRectangle &size)
1223	{	1189	{
1224	size->x = TermWin.int_bwidth;	1190	// the int_bwidth terms make no sense to me
1225	size->y = TermWin.int_bwidth;	1191	size.x = int_bwidth;
1226	size->width = Width2Pixel (TermWin.ncol);	1192	size.y = int_bwidth;
1227	size->height = Height2Pixel (TermWin.nrow);	1193	size.width = Width2Pixel (ncol) + int_bwidth;
		1194	size.height = Height2Pixel (nrow) + int_bwidth;
1228	}	1195	}
1229		1196
1230	void	1197	void
1231	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1198	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1199	XRectangle &status_rect,
		1200	const XRectangle &needed_rect)
1232	{	1201	{
1233	*fg = PixColors[Color_fg];	1202	preedit_rect.x = needed_rect.width;
1234	*bg = PixColors[Color_bg];	1203	preedit_rect.y = 0;
		1204	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1205	preedit_rect.height = fheight;
		1206
		1207	status_rect.x = 0;
		1208	status_rect.y = 0;
		1209	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1210	status_rect.height = fheight;
1235	}	1211	}
1236		1212
1237	/* Checking whether input method is running. */	1213	/* Checking whether input method is running. */
1238	bool	1214	bool
1239	rxvt_term::IMisRunning ()	1215	rxvt_term::im_is_running ()
1240	{	1216	{
1241	char *p;	1217	Atom atom;
1242	Atom atom;	1218	Window win;
1243	Window win;
1244	char server[IMBUFSIZ];	1219	char server[IMBUFSIZ];
1245		1220
1246	/* get current locale modifier */	1221	/* get current locale modifier */
1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1222	if (char *p = XSetLocaleModifiers (0))
1248	{	1223	{
1249	STRCPY (server, "@server=");	1224	strcpy (server, "@server=");
1250	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1225	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1226
1251	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1227	if (p = strchr (server + 1, '@')) /* first one only */
1252	*p = '\0';	1228	*p = '\0';
1253		1229
1254	atom = XInternAtom (display->display, server, False);	1230	atom = XInternAtom (dpy, server, False);
1255	win = XGetSelectionOwner (display->display, atom);	1231	win = XGetSelectionOwner (dpy, atom);
		1232
1256	if (win != None)	1233	if (win != None)
1257	return True;	1234	return true;
1258	}	1235	}
		1236
1259	return False;	1237	return false;
1260	}	1238	}
1261		1239
1262	void	1240	void
1263	rxvt_term::IMSendSpot ()	1241	rxvt_term::im_send_spot ()
1264	{	1242	{
1265	XPoint spot;	1243	XPoint nspot;
1266	XVaNestedList preedit_attr;	1244	XVaNestedList preedit_attr;
1267		1245
1268	if (Input_Context == NULL	1246	if (!Input_Context
1269	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1247	|| !focus
1270	|| ! (event_type == KeyPress	1248	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1271	|| event_type == Expose
1272	|| event_type == NoExpose
1273	|| event_type == SelectionNotify
1274	|| event_type == ButtonRelease || event_type == FocusIn)
1275	|| !IMisRunning ())
1276	return;	1249	return;
1277		1250
1278	im_set_position (&spot);	1251	im_set_position (nspot);
		1252
		1253	if (nspot.x == spot.x && nspot.y == spot.y)
		1254	return;
		1255
		1256	spot = nspot;
1279		1257
1280	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1258	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1259	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282	XFree (preedit_attr);	1260	XFree (preedit_attr);
1283	}	1261	}
1284		1262
1285	void	1263	void
1286	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287	XRectangle * needed_rect)
1288	{
1289	int mbh, vtx = 0;
1290
1291	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292	vtx = scrollbar_TotalWidth ();
1293
1294	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295	mbh -= TermWin.lineSpace;
1296
1297	preedit_rect->x = needed_rect->width + vtx;
1298	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301	preedit_rect->height = Height2Pixel (1);
1302
1303	status_rect->x = vtx;
1304	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307	status_rect->height = Height2Pixel (1);
1308	}
1309
1310	void
1311	rxvt_term::im_destroy ()	1264	rxvt_term::im_destroy ()
1312	{	1265	{
1313	if (Input_Context)
1314	{
1315	XDestroyIC (Input_Context);
1316	Input_Context = NULL;
1317	}
1318
1319	if (input_method)	1266	if (input_method)
1320	{	1267	{
		1268	if (Input_Context && input_method->xim)
		1269	XDestroyIC (Input_Context);
		1270
1321	display->put_xim (input_method);	1271	display->put_xim (input_method);
1322	input_method = 0;	1272	input_method = 0;
1323	}	1273	}
		1274
		1275	Input_Context = 0;
1324	}	1276	}
		1277
		1278	#ifdef ENABLE_XIM_ONTHESPOT
		1279
		1280	static void
		1281	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1282	{
		1283	((rxvt_term *)client_data)->make_current ();
		1284	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1285	}
		1286
		1287	static void
		1288	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1289	{
		1290	((rxvt_term *)client_data)->make_current ();
		1291	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1292	}
		1293
		1294	static void
		1295	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1296	{
		1297	rxvt_term *term = (rxvt_term *)client_data;
		1298	XIMText *text = call_data->text;
		1299
		1300	term->make_current ();
		1301
		1302	if (text)
		1303	{
		1304	wchar_t *str;
		1305
		1306	if (!text->encoding_is_wchar && text->string.multi_byte)
		1307	{
		1308	// of course, X makes it ugly again
		1309	if (term->rs[Rs_imLocale])
		1310	SET_LOCALE (term->rs[Rs_imLocale]);
		1311
		1312	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1313	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1314
		1315	if (term->rs[Rs_imLocale])
		1316	SET_LOCALE (term->locale);
		1317	}
		1318	else
		1319	str = text->string.wide_char;
		1320
		1321	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1322	DT_INT, call_data->caret,
		1323	DT_INT, call_data->chg_first,
		1324	DT_INT, call_data->chg_length,
		1325	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1326	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1327	DT_END));
		1328	}
		1329	else
		1330	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1331	DT_INT, call_data->caret,
		1332	DT_INT, call_data->chg_first,
		1333	DT_INT, call_data->chg_length,
		1334	DT_END));
		1335	}
		1336
		1337	#if 0
		1338	static void
		1339	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1340	{
		1341	((rxvt_term *)client_data)->make_current ();
		1342	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1343	DT_INT, call_data->position,
		1344	DT_INT, call_data->direction,
		1345	DT_INT, call_data->style,
		1346	DT_END));
		1347	}
		1348	#endif
		1349
		1350	#endif
1325		1351
1326	/*	1352	/*
1327	* Try to open a XIM with the current modifiers, then see if we can	1353	* Try to open a XIM with the current modifiers, then see if we can
1328	* open a suitable preedit type	1354	* open a suitable preedit type
1329	*/	1355	*/
1330	bool	1356	bool
1331	rxvt_term::IM_get_IC (const char *modifiers)	1357	rxvt_term::im_get_ic (const char *modifiers)
1332	{	1358	{
1333	int i, j, found;	1359	int i, j, found;
1334	XIM xim;	1360	XIM xim;
1335	XPoint spot;	1361	XPoint spot;
1336	XRectangle rect, status_rect, needed_rect;	1362	XRectangle rect, status_rect, needed_rect;
1337	unsigned long fg, bg;	1363	unsigned long fg, bg;
1338	const char *p;	1364	const char *p;
1339	char **s;	1365	char **s;
1340	XIMStyles *xim_styles;	1366	XIMStyles *xim_styles;
1341	XVaNestedList preedit_attr, status_attr;	1367
		1368	set_environ (envv);
1342		1369
1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1370	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344	return false;	1371	return false;
1345		1372
1346	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347	input_method = display->get_xim (locale, modifiers);	1373	input_method = display->get_xim (locale, modifiers);
1348	if (input_method == NULL)	1374	if (input_method == NULL)
1349	return false;	1375	return false;
1350		1376
1351	xim = input_method->xim;	1377	xim = input_method->xim;
		1378	spot.x = spot.y = -1;
1352		1379
1353	xim_styles = NULL;	1380	xim_styles = NULL;
1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1381	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355	|| !xim_styles || !xim_styles->count_styles)	1382	|| !xim_styles || !xim_styles->count_styles)
1356	{	1383	{
1357	display->put_xim (input_method);	1384	im_destroy ();
1358	return false;	1385	return false;
1359	}	1386	}
1360		1387
1361	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1388	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1362	s = rxvt_splitcommastring (p);	1389
		1390	for (int pi = 0; pi < 2; pi++)
		1391	{
		1392	p = pet[pi];
		1393
		1394	if (!p)
		1395	continue;
		1396
		1397	s = rxvt_strsplit (',', p);
		1398
1363	for (i = found = 0; !found && s[i]; i++)	1399	for (i = found = 0; !found && s[i]; i++)
1364	{	1400	{
1365	if (!STRCMP (s[i], "OverTheSpot"))	1401	if (!strcmp (s[i], "OverTheSpot"))
1366	input_style = (XIMPreeditPosition | XIMStatusNothing);	1402	input_style = XIMPreeditPosition | XIMStatusNothing;
1367	else if (!STRCMP (s[i], "OffTheSpot"))	1403	else if (!strcmp (s[i], "OffTheSpot"))
1368	input_style = (XIMPreeditArea | XIMStatusArea);	1404	input_style = XIMPreeditArea | XIMStatusArea;
1369	else if (!STRCMP (s[i], "Root"))	1405	else if (!strcmp (s[i], "Root"))
1370	input_style = (XIMPreeditNothing | XIMStatusNothing);	1406	input_style = XIMPreeditNothing | XIMStatusNothing;
		1407	else if (!strcmp (s[i], "None"))
		1408	input_style = XIMPreeditNone | XIMStatusNone;
		1409	#ifdef ENABLE_XIM_ONTHESPOT
		1410	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1411	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1412	#endif
		1413	else
		1414	input_style = XIMPreeditNothing | XIMStatusNothing;
1371		1415
1372	for (j = 0; j < xim_styles->count_styles; j++)	1416	for (j = 0; j < xim_styles->count_styles; j++)
1373	if (input_style == xim_styles->supported_styles[j])	1417	if (input_style == xim_styles->supported_styles[j])
1374	{	1418	{
		1419	rxvt_free_strsplit (s);
		1420
1375	found = 1;	1421	found = 1;
1376	break;	1422	goto foundpet;
		1423	}
		1424
1377	}	1425	}
1378	}
1379		1426
1380	for (i = 0; s[i]; i++)	1427	rxvt_free_strsplit (s);
1381	free (s[i]);	1428	}
1382		1429
1383	free (s);	1430	foundpet:
		1431
1384	XFree (xim_styles);	1432	XFree (xim_styles);
1385		1433
1386	if (!found)	1434	if (!found)
1387	{	1435	{
1388	display->put_xim (input_method);	1436	im_destroy ();
1389	return false;	1437	return false;
1390	}	1438	}
1391		1439
1392	preedit_attr = status_attr = NULL;	1440	XFontSet fs = 0;
		1441	XVaNestedList preedit_attr = 0, status_attr = 0;
		1442
		1443	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1444	{
		1445	// fake us a font-set, please
		1446	char **missing_charset_list;
		1447	int missing_charset_count;
		1448	char *def_string;
		1449	char pat[512];
		1450
		1451	sprintf (pat,
		1452	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1453	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1456	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1457	"*",
		1458	fheight,
		1459	fheight + 1, fheight - 1,
		1460	fheight - 2, fheight + 2);
		1461
		1462	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1463	&missing_charset_list, &missing_charset_count, &def_string);
		1464
		1465	if (missing_charset_list)
		1466	XFreeStringList (missing_charset_list);
		1467
		1468	if (!fs)
		1469	{
		1470	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1471	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1472	}
		1473	}
1393		1474
1394	if (input_style & XIMPreeditPosition)	1475	if (input_style & XIMPreeditPosition)
1395	{	1476	{
1396	im_set_size (&rect);	1477	im_set_size (rect);
1397	im_set_position (&spot);	1478	im_set_position (spot);
1398	im_set_color (&fg, &bg);	1479	im_set_color (fg, bg);
1399		1480
1400	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1481	preedit_attr = XVaCreateNestedList (0,
		1482	XNForeground, fg,
		1483	XNBackground, bg,
		1484	XNArea, &rect,
1401	XNSpotLocation, &spot,	1485	XNSpotLocation, &spot,
1402	XNForeground, fg, XNBackground, bg,
1403	//XNFontSet, TermWin.fontset,	1486	XNFontSet, fs,
1404	NULL);	1487	NULL);
1405	}	1488	}
1406	else if (input_style & XIMPreeditArea)	1489	else if (input_style & XIMPreeditArea)
1407	{	1490	{
1408	im_set_color (&fg, &bg);	1491	im_set_color (fg, bg);
1409		1492
1410	/*	1493	/*
1411	* The necessary width of preedit area is unknown	1494	* The necessary width of preedit area is unknown
1412	* until create input context.	1495	* until create input context.
1413	*/	1496	*/
1414	needed_rect.width = 0;	1497	needed_rect.width = 0;
1415
1416	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1498	im_set_preedit_area (rect, status_rect, needed_rect);
1417		1499
1418	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1500	preedit_attr = XVaCreateNestedList (0,
		1501	XNForeground, fg,
1419	XNForeground, fg, XNBackground, bg,	1502	XNBackground, bg,
		1503	XNArea, &rect,
		1504	XNFontSet, fs,
		1505	NULL);
		1506	status_attr = XVaCreateNestedList (0,
		1507	XNForeground, fg,
		1508	XNBackground, bg,
		1509	XNArea, &status_rect,
1420	//XNFontSet, TermWin.fontset,	1510	XNFontSet, fs,
1421	NULL);	1511	NULL);
1422	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1512	}
1423	XNForeground, fg, XNBackground, bg,	1513	#if ENABLE_XIM_ONTHESPOT
1424	//XNFontSet, TermWin.fontset,	1514	else if (input_style & XIMPreeditCallbacks)
		1515	{
		1516	XIMCallback xcb[4];
		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
1425	NULL);	1535	NULL);
1426	}	1536	}
		1537	#endif
1427		1538
1428	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1539	Input_Context = XCreateIC (xim,
		1540	XNInputStyle, input_style,
1429	XNClientWindow, TermWin.parent[0],	1541	XNClientWindow, vt,
1430	XNFocusWindow, TermWin.parent[0],	1542	XNFocusWindow, parent,
1431	preedit_attr ? XNPreeditAttributes : NULL,	1543	preedit_attr ? XNPreeditAttributes : NULL,
1432	preedit_attr,	1544	preedit_attr,
1433	status_attr ? XNStatusAttributes : NULL,	1545	status_attr ? XNStatusAttributes : NULL,
1434	status_attr, NULL);	1546	status_attr, NULL);
		1547
1435	if (preedit_attr) XFree (preedit_attr);	1548	if (preedit_attr) XFree (preedit_attr);
1436	if (status_attr) XFree (status_attr);	1549	if (status_attr) XFree (status_attr);
		1550	if (fs) XFreeFontSet (dpy, fs);
1437		1551
1438	if (Input_Context == NULL)	1552	if (Input_Context == NULL)
1439	{	1553	{
1440	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1554	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441	display->put_xim (input_method);	1555	im_destroy ();
1442	return false;	1556	return false;
1443	}	1557	}
1444		1558
1445	if (input_style & XIMPreeditArea)	1559	#if 0
1446	IMSetStatusPosition ();	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
1447		1564
1448	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1565	im_set_position ();
		1566
1449	return true;	1567	return true;
1450	}	1568	}
1451		1569
1452	void	1570	void
1453	rxvt_term::im_cb ()	1571	rxvt_term::im_cb ()
1454	{	1572	{
1455	int i, found, had_im;	1573	int i;
1456	const char *p;	1574	const char *p;
1457	char **s;	1575	char **s;
1458	char buf[IMBUFSIZ];	1576	char buf[IMBUFSIZ];
1459		1577
		1578	make_current ();
		1579
1460	im_destroy ();	1580	im_destroy ();
1461		1581
1462	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463	if (Input_Context)	1582	if (Input_Context)
1464	return;	1583	return;
1465		1584
1466	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1467	if (rs[Rs_imLocale])	1585	if (rs[Rs_imLocale])
1468	SET_LOCALE (rs[Rs_imLocale]);	1586	SET_LOCALE (rs[Rs_imLocale]);
1469	#endif
1470		1587
1471	p = rs[Rs_inputMethod];	1588	p = rs[Rs_inputMethod];
1472	if (p && *p)	1589	if (p && *p)
1473	{	1590	{
1474	bool found = false;	1591	bool found = false;
1475		1592
1476	s = rxvt_splitcommastring (p);	1593	s = rxvt_strsplit (',', p);
		1594
1477	for (i = 0; s[i]; i++)	1595	for (i = 0; s[i]; i++)
1478	{	1596	{
1479	if (*s[i])	1597	if (*s[i])
1480	{	1598	{
1481	STRCPY (buf, "@im=");	1599	strcpy (buf, "@im=");
1482	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1600	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1601	if (im_get_ic (buf))
1484	{	1602	{
1485	found = true;	1603	found = true;
1486	break;	1604	break;
1487	}	1605	}
1488	}	1606	}
1489	}	1607	}
1490	for (i = 0; s[i]; i++)	1608
1491	free (s[i]);	1609	rxvt_free_strsplit (s);
1492	free (s);
1493		1610
1494	if (found)	1611	if (found)
1495	goto done;	1612	goto done;
1496	}	1613	}
1497		1614
1498	/* try with XMODIFIERS env. var. */	1615	/* try with XMODIFIERS env. var. */
1499	if (IM_get_IC (""))	1616	if (im_get_ic (""))
1500	goto done;	1617	goto done;
1501		1618
1502	/* try with no modifiers base IF the user didn't specify an IM */	1619	/* try with no modifiers base IF the user didn't specify an IM */
1503	if (IM_get_IC ("@im=none"))	1620	if (im_get_ic ("@im=none"))
1504	goto done;	1621	goto done;
1505		1622
1506	done:	1623	done:
1507	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1508	if (rs[Rs_imLocale])	1624	if (rs[Rs_imLocale])
1509	SET_LOCALE (locale);	1625	SET_LOCALE (locale);
1510	#endif
1511	}	1626	}
1512		1627
1513	void	1628	void
1514	rxvt_term::IMSetStatusPosition ()	1629	rxvt_term::im_set_position ()
1515	{	1630	{
1516	XRectangle preedit_rect, status_rect, *needed_rect;	1631	XRectangle preedit_rect, status_rect, *needed_rect;
1517	XVaNestedList preedit_attr, status_attr;	1632	XVaNestedList preedit_attr, status_attr;
1518		1633
1519	if (Input_Context == NULL	1634	if (!Input_Context
1520	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1635	|| !focus
		1636	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521	|| !IMisRunning ())	1637	|| !im_is_running ())
1522	return;	1638	return;
1523		1639
		1640	if (input_style & XIMPreeditPosition)
		1641	{
		1642	im_set_size (preedit_rect);
		1643	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1644
		1645	XSetICValues (Input_Context,
		1646	XNPreeditAttributes, preedit_attr, NULL);
		1647	}
		1648	else
		1649	{
1524	/* Getting the necessary width of preedit area */	1650	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1651	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1652	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1653	XFree (status_attr);
1528		1654
1529	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1655	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1656	XFree (needed_rect);
1530		1657
1531	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1658	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1659	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533		1660
1534	XSetICValues (Input_Context,	1661	XSetICValues (Input_Context,
1535	XNPreeditAttributes, preedit_attr,	1662	XNPreeditAttributes, preedit_attr,
1536	XNStatusAttributes, status_attr, NULL);	1663	XNStatusAttributes, status_attr,
		1664	NULL);
1537		1665
		1666	XFree (status_attr);
		1667	}
		1668
1538	XFree (preedit_attr);	1669	XFree (preedit_attr);
1539	XFree (status_attr);
1540	}	1670	}
1541	#endif /* USE_XIM */	1671	#endif /* USE_XIM */
1542		1672
1543	/*----------------------------------------------------------------------*/	1673	void
1544	rxvt_t rxvt_current_term;	1674	rxvt_term::get_window_origin (int &x, int &y)
		1675	{
		1676	Window cr;
		1677	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1678	}
		1679
		1680	#ifdef HAVE_BG_PIXMAP
		1681
		1682	void
		1683	rxvt_term::update_background ()
		1684	{
		1685	if (update_background_ev.is_active ())
		1686	return;
		1687
		1688	bg_invalidate ();
		1689
		1690	if (!mapped)
		1691	return;
		1692
		1693	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1694
		1695	if (to_wait <= 0.)
		1696	bg_render ();
		1697	else
		1698	update_background_ev.start (to_wait);
		1699	}
		1700
		1701	void
		1702	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1703	{
		1704	make_current ();
		1705
		1706	update_background_ev.stop ();
		1707	bg_render ();
		1708	refresh_check ();
		1709	}
		1710
		1711	#endif /* HAVE_BG_PIXMAP */
1545		1712
1546	/*----------------------- end-of-file (C source) -----------------------*/	1713	/*----------------------- end-of-file (C source) -----------------------*/

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