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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 1.381 by root, Tue Jun 5 12:04:33 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);
159	#endif	163	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	166	#endif
163	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	169	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if ENABLE_TRANSPARENCY || 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),
168	#endif	179	#endif
169	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	182	#endif
172	#ifdef USE_XIM	183	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	185	#endif
175	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
181		194
182	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;
183	}	212	}
184		213
185	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
186	{	215	{
187	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
188		217
189	if (cmd_fd >= 0)	218	emergency_cleanup ();
190	close (cmd_fd);
191		219
192	#ifndef NO_SETOWNER_TTYDEV	220	#if ENABLE_STYLES
193	privileged_ttydev (RESTORE);	221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
194	#endif	224	#endif
195	#ifdef UTMP_SUPPORT
196	privileged_utmp (RESTORE);
197	#endif
198
199	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
200		230
201	if (display)	231	if (display)
202	{	232	{
203	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
204		235
205	#ifdef MENUBAR	236	#if USE_XIM
206	if (menubarGC) XFreeGC (display->display, menubarGC);	237	im_destroy ();
207	#endif	238	#endif
208	#ifdef XTERM_SCROLLBAR	239	scrollBar.destroy ();
209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);	240	if (gc) XFreeGC (dpy, gc);
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		241
234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
235	delete menuBar.drawable;	242	delete drawable;
236	//if (menuBar.win)
237	// XDestroyWindow (display->display, menuBar.win);
238	#endif
239	delete TermWin.drawable;
240	// destroy all windows	243	// destroy all windows
241	if (TermWin.parent[0])	244	if (parent)
242	XDestroyWindow (display->display, TermWin.parent[0]);	245	XDestroyWindow (dpy, parent);
243	}
244		246
245	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
246		248	if (ISSET_PIXCOLOR (i))
247	delete PixColorsFocused;	249	{
		250	pix_colors_focused [i].free (this);
248	#ifdef OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
249	delete PixColorsUnFocused;	252	pix_colors_unfocused [i].free (this);
250	#endif	253	#endif
		254	}
251		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
252	displays.put (display);	259	displays.put (display);
		260	}
253		261
254	scr_release ();	262	scr_release ();
255		263
256	/* clear all resources */	264	/* clear all resources */
257	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
258	free (allocated[i]);	266	free (allocated [i]);
259		267
260	free (selection.text);	268	free (selection.text);
261	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
262	free (env_windowid);
263	free (env_display);
264	free (env_term);
265	free (env_colorfgbg);
266	free (locale);	270	free (locale);
267	#if 0	271	free (v_buffer);
268	free (codeset);	272
269	#endif	273	delete selection_req;
270		274
271	delete envv;	275	delete envv;
272	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 ();
273	}	296	}
274		297
275	void	298	void
276	rxvt_term::destroy ()	299	rxvt_term::destroy ()
277	{	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
278	if (display)	310	if (display)
279	{	311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
280	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
		318	#endif
281	termwin_ev.stop (display);	319	termwin_ev.stop (display);
282	vt_ev.stop (display);	320	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	}	321	}
294		322
295	check_ev.stop ();	323	flush_ev.stop ();
296	pty_ev.stop ();	324	pty_ev.stop ();
297	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
298	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
299	#endif	327	#endif
300	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
308	#endif	336	#endif
309	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
310	pointer_ev.stop ();	338	pointer_ev.stop ();
311	#endif	339	#endif
312		340
313	destroy_ev.start (0);	341	destroy_ev.start ();
314	}	342	}
315		343
316	void	344	void
317	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
318	{	346	{
319	SET_R (this);	347	make_current ();
320		348
321	delete this;	349	delete this;
322	}	350	}
323		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
324	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
325	/* rxvt_init () */	365	/*
326	bool	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
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	*/	367	*/
341	privileges (SAVE);	368	static XErrorHandler old_xerror_handler;
342	privileges (IGNORE);
343		369
344	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	}
345		376
346	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];
347		384
348	set_locale ("");	385	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
349		386
350	#if MENUBAR_MAX	387	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
351	menubar_read (rs[Rs_menu]);	388	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
352	#endif
353	#ifdef HAVE_SCROLLBARS
354	if (Options & Opt_scrollBar)
355	scrollBar.setIdle (); /* set existence for size calculations */
356	#endif
357		389
358	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);
359		393
360	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);
361		396
362	scr_reset (); /* initialize screen */	397	if (event->request_code >= 128)
363		398	{
364	#if 0	399	#if 0
365	XSynchronize (display->display, True);	400	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
366	#endif	401	int nexts;
		402	char **exts = XListExtensions (dpy, &nexts);
367		403
368	#ifdef HAVE_SCROLLBARS	404	while (nexts)
369	if (Options & Opt_scrollBar)	405	{
370	resize_scrollbar (); /* create and map scrollbar */	406	char *extname = exts [nexts - 1];
371	#endif	407	int major, first_event, first_error;
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		408
384	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);
385		413
386	XMapWindow (display->display, TermWin.vt);	414	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
387	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);
388		417
389	init_command (cmd_argv);	418	break;
		419	}
390		420
391	pty_ev.start (cmd_fd, EVENT_READ);	421	printf ("nextss %d %s\n", nexts, extname);//D
392		422	--nexts;
393	check_ev.start ();	423	++exts;
394		424	}
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	425	#else
		426	int nexts = 0;
		427	char **exts = 0;
408	#endif	428	#endif
409	#endif
410		429
411	struct sigaction sa;	430	if (!nexts)
		431	{
		432	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
412		433
413	sigfillset (&sa.sa_mask);	434	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
414	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	435	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
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		436
422	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	437	sprintf (number, "%d", event->minor_code);
423	/* signal (SIGURG, SIG_DFL); */	438	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		439	rxvt_warn ("+ (which is %s)\n", buffer);
		440	}
424		441
425	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	442	XFreeExtensionList (exts);
426	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	443	}
427	}	444	else
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	{	445	{
441	(*t)->destroy ();	446	sprintf (number, "%d", event->request_code);
442	break;	447	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		448	rxvt_warn ("+ (which is %s)\n", buffer);
443	}	449	}
444	}
445		450
446	/* ARGSUSED */	451	if (event->error_code == BadWindow
447	/* EXTPROTO */	452	|| event->error_code == BadPixmap
448	RETSIGTYPE	453	|| event->error_code == BadCursor
449	rxvt_Child_signal (int sig __attribute__ ((unused)))	454	|| event->error_code == BadFont
450	{	455	|| event->error_code == BadDrawable
451	int pid, save_errno = errno;	456	|| event->error_code == BadColor
		457	|| event->error_code == BadGC
		458	|| event->error_code == BadIDChoice
		459	|| event->error_code == BadValue
		460	|| event->error_code == BadAtom)
		461	{
		462	if (event->error_code == BadValue)
		463	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		464	else if (event->error_code == BadAtom)
		465	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		466	else
		467	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
452		468
453	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)	469	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
454	rxvt_term::child_exited (pid);	470	}
455
456	errno = save_errno;
457	}	471	}
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	472	#endif
470	rxvt_clean_exit ();
471	kill (getpid (), sig);
472	}
473		473
474	/* INTPROTO */	474	int ecb_cold
475	int
476	rxvt_xerror_handler (Display *display, XErrorEvent *event)	475	rxvt_xerror_handler (Display *display, XErrorEvent *event)
477	{	476	{
478	if (GET_R->allowedxerror == -1)	477	if (GET_R->allowedxerror == -1)
479	GET_R->allowedxerror = event->error_code;	478	GET_R->allowedxerror = event->error_code;
480	else	479	else
481	{	480	{
		481	// GET_R is most likely not the terminal which caused the error,
		482	// so just output the error and continue
		483	#if ENABLE_MINIMAL
482	old_xerror_handler (display, event);	484	old_xerror_handler (display, event);
483	GET_R->destroy ();	485	#else
		486	print_x_error (display, event);
		487	#endif
484	}	488	}
485		489
486	return 0;	490	return 0;
		491	}
		492
		493	int ecb_cold
		494	rxvt_xioerror_handler (Display *display)
		495	{
		496	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		497	DisplayString (display));
		498	rxvt_emergency_cleanup ();
		499	_exit (EXIT_FAILURE);
		500	}
		501
		502	static struct sig_handlers
		503	{
		504	ev::sig sw_term, sw_int;
		505
		506	/*
		507	* Catch a fatal signal and tidy up before quitting
		508	*/
		509	void sig_term (ev::sig &w, int revents);
		510
		511	sig_handlers ()
		512	{
		513	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		514	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		515	}
		516	} sig_handlers;
		517
		518	void
		519	sig_handlers::sig_term (ev::sig &w, int revents)
		520	{
		521	rxvt_emergency_cleanup ();
		522	w.stop ();
		523	kill (getpid (), w.signum);
		524	}
		525
		526	static void
		527	rxvt_get_ttymode (struct termios *tio)
		528	{
		529	if (tcgetattr (STDIN_FILENO, tio) < 0)
		530	memset (tio, 0, sizeof (struct termios));
		531
		532	for (int i = 0; i < NCCS; i++)
		533	tio->c_cc[i] = VDISABLE;
		534
		535	tio->c_cc[VINTR] = CINTR;
		536	tio->c_cc[VQUIT] = CQUIT;
		537	tio->c_cc[VERASE] = CERASE;
		538	#ifdef VERASE2
		539	tio->c_cc[VERASE2] = CERASE2;
		540	#endif
		541	tio->c_cc[VKILL] = CKILL;
		542	tio->c_cc[VEOF] = CEOF;
		543	tio->c_cc[VSTART] = CSTART;
		544	tio->c_cc[VSTOP] = CSTOP;
		545	tio->c_cc[VSUSP] = CSUSP;
		546	# ifdef VDSUSP
		547	tio->c_cc[VDSUSP] = CDSUSP;
		548	# endif
		549	# ifdef VREPRINT
		550	tio->c_cc[VREPRINT] = CRPRNT;
		551	# endif
		552	# ifdef VDISCRD
		553	tio->c_cc[VDISCRD] = CFLUSH;
		554	# endif
		555	# ifdef VWERSE
		556	tio->c_cc[VWERSE] = CWERASE;
		557	# endif
		558	# ifdef VLNEXT
		559	tio->c_cc[VLNEXT] = CLNEXT;
		560	# endif
		561	# ifdef VSTATUS
		562	tio->c_cc[VSTATUS] = CSTATUS;
		563	# endif
		564
		565	# if VMIN != VEOF
		566	tio->c_cc[VMIN] = 1;
		567	# endif
		568	# if VTIME != VEOL
		569	tio->c_cc[VTIME] = 0;
		570	# endif
		571
		572	/* input modes */
		573	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		574	# ifdef IMAXBEL
		575	| IMAXBEL
		576	# endif
		577	| IXON);
		578
		579	/* output modes */
		580	tio->c_oflag = (OPOST | ONLCR);
		581
		582	/* control modes */
		583	tio->c_cflag = (CS8 | CREAD);
		584
		585	/* local modes */
		586	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		587	# if defined (ECHOCTL) && defined (ECHOKE)
		588	| ECHOCTL | ECHOKE
		589	# endif
		590	| ECHOE | ECHOK);
		591	}
		592
		593	char **rxvt_environ; // startup environment
		594
		595	void
		596	rxvt_init ()
		597	{
		598	assert (("fontMask must not overlap other RS masks",
		599	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		600
		601	rxvt_get_ttymode (&rxvt_term::def_tio);
		602
		603	// get rid of stdin/stdout as we don't need them, to free resources
		604	dup2 (STDERR_FILENO, STDIN_FILENO);
		605	dup2 (STDERR_FILENO, STDOUT_FILENO);
		606
		607	if (!ev_default_loop ())
		608	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		609
		610	rxvt_environ = environ;
		611
		612	signal (SIGHUP, SIG_IGN);
		613	signal (SIGPIPE, SIG_IGN);
		614
		615	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		616	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		617
		618	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		619	// TODO: handle this with exceptions and tolerate the memory loss
		620	XSetIOErrorHandler (rxvt_xioerror_handler);
		621
		622	XrmInitialize ();
		623
		624	#if HAVE_PIXBUF
		625	g_type_init ();
		626	#endif
487	}	627	}
488		628
489	/*----------------------------------------------------------------------*/	629	/*----------------------------------------------------------------------*/
490	/*	630	/*
491	* Exit gracefully, clearing the utmp entry and restoring tty attributes
492	* TODO: if debugging, this should free up any known resources if we can
493	*/
494	/* EXTPROTO */
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
503	/* ------------------------------------------------------------------------- *
504	* MEMORY ALLOCATION WRAPPERS *
505	* ------------------------------------------------------------------------- */
506	/* EXTPROTO */
507	void *
508	rxvt_malloc (size_t size)
509	{
510	void *p;
511
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	}
521
522	/* EXTPROTO */
523	void *
524	rxvt_calloc (size_t number, size_t size)
525	{
526	void *p;
527
528	p = calloc (number, size);
529	if (p)
530	return p;
531
532	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
533	rxvt_clean_exit ();
534	exit (EXIT_FAILURE);
535	/* NOTREACHED */
536	}
537
538	/* EXTPROTO */
539	void *
540	rxvt_realloc (void *ptr, size_t size)
541	{
542	void *p;
543
544	if (ptr)
545	p = realloc (ptr, size);
546	else
547	p = malloc (size);
548	if (p)
549	return p;
550
551	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
552	rxvt_clean_exit ();
553	exit (EXIT_FAILURE);
554	/* NOTREACHED */
555	}
556
557	/* ------------------------------------------------------------------------- *
558	* PRIVILEGED OPERATIONS *
559	* ------------------------------------------------------------------------- */
560	/* take care of suid/sgid super-user (root) privileges */
561	void
562	rxvt_term::privileges (int mode)
563	{
564	#if ! defined(__CYGWIN32__)
565	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
566	/* setreuid () is the poor man's setuid (), seteuid () */
567	# define seteuid(a) setreuid(-1, (a))
568	# define setegid(a) setregid(-1, (a))
569	# define HAVE_SETEUID
570	# endif
571	# ifdef HAVE_SETEUID
572	switch (mode)
573	{
574	case IGNORE:
575	/*
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	}
591	# else
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
607	#ifdef UTMP_SUPPORT
608	void
609	rxvt_term::privileged_utmp (char action)
610	{
611	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
612	action, next_utmp_action, getpid ()));
613	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
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	}
631	#endif
632
633	#ifndef NO_SETOWNER_TTYDEV
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
644	privileges (RESTORE);
645
646	if (action == SAVE)
647	{
648	next_tty_action = RESTORE;
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
656	{
657	chown (ttydev, getuid (), ttygid); /* fail silently */
658	chmod (ttydev, ttymode);
659	# ifdef HAVE_REVOKE
660	revoke (ttydev);
661	# endif
662
663	}
664	}
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
677	}
678
679	privileges (IGNORE);
680
681	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
682	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
683	action == RESTORE ? "Restoring" : (action ==
684	SAVE ? "Saving" :
685	"UNKNOWN ERROR for"), ttydev,
686	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
687	ttyfd_stat.st_gid));
688	# endif
689	}
690	#endif
691
692	/*----------------------------------------------------------------------*/
693	/*
694	* window size/position calculcations for XSizeHint and other storage.	631	* window size/position calculations for XSizeHint and other storage.
695	* if width/height are non-zero then override calculated width/height	632	* if width/height are non-zero then override calculated width/height
696	*/	633	*/
697	void	634	void
698	rxvt_term::window_calc (unsigned int width, unsigned int height)	635	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
699	{	636	{
700	short recalc_x, recalc_y;	637	short recalc_x, recalc_y;
701	int x, y, sb_w, mb_h, flags;	638	int x, y, flags;
702	unsigned int w, h;	639	unsigned int w, h;
703	unsigned int max_width, max_height;	640	unsigned int max_width, max_height;
704		641
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;	642	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
709	szHint.win_gravity = NorthWestGravity;	643	szHint.win_gravity = NorthWestGravity;
710	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	644	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
711		645
712	recalc_x = recalc_y = 0;	646	recalc_x = recalc_y = 0;
713	flags = 0;	647	flags = 0;
		648
714	if (!parsed_geometry)	649	if (!parsed_geometry)
715	{	650	{
716	parsed_geometry = 1;	651	parsed_geometry = 1;
		652
717	if (rs[Rs_geometry])	653	if (rs[Rs_geometry])
718	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	654	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		655
719	if (flags & WidthValue)	656	if (flags & WidthValue)
720	{	657	{
721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	658	if (!w)
		659	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		660
		661	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
722	szHint.flags |= USSize;	662	szHint.flags |= USSize;
723	}	663	}
		664
724	if (flags & HeightValue)	665	if (flags & HeightValue)
725	{	666	{
726	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	667	if (!h)
		668	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		669
		670	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
727	szHint.flags |= USSize;	671	szHint.flags |= USSize;
728	}	672	}
		673
729	if (flags & XValue)	674	if (flags & XValue)
730	{	675	{
731	szHint.x = x;	676	szHint.x = x;
732	szHint.flags |= USPosition;	677	szHint.flags |= USPosition;
		678
733	if (flags & XNegative)	679	if (flags & XNegative)
734	{	680	{
735	recalc_x = 1;	681	recalc_x = 1;
736	szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
737	}	683	}
738	}	684	}
		685
739	if (flags & YValue)	686	if (flags & YValue)
740	{	687	{
741	szHint.y = y;	688	szHint.y = y;
742	szHint.flags |= USPosition;	689	szHint.flags |= USPosition;
		690
743	if (flags & YNegative)	691	if (flags & YNegative)
744	{	692	{
745	recalc_y = 1;	693	recalc_y = 1;
		694
746	if (szHint.win_gravity == NorthEastGravity)	695	if (szHint.win_gravity == NorthEastGravity)
747	szHint.win_gravity = SouthEastGravity;	696	szHint.win_gravity = SouthEastGravity;
748	else	697	else
749	szHint.win_gravity = SouthWestGravity;	698	szHint.win_gravity = SouthWestGravity;
750	}	699	}
751	}	700	}
752	}	701	}
753		702
754	/* TODO: BOUNDS */	703	/* TODO: BOUNDS */
755	TermWin.width = TermWin.ncol * TermWin.fwidth;	704	width = ncol * fwidth;
756	TermWin.height = TermWin.nrow * TermWin.fheight;	705	height = nrow * fheight;
757	max_width = MAX_COLS * TermWin.fwidth;	706	max_width = MAX_COLS * fwidth;
758	max_height = MAX_ROWS * TermWin.fheight;	707	max_height = MAX_ROWS * fheight;
759		708
760	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	709	szHint.base_width = szHint.base_height = 2 * int_bwidth;
761		710
762	sb_w = mb_h = 0;
763	window_vt_x = window_vt_y = TermWin.int_bwidth;	711	window_vt_x = window_vt_y = int_bwidth;
764		712
765	if (scrollbar_visible ())	713	if (scrollBar.state)
766	{	714	{
767	sb_w = scrollbar_TotalWidth ();	715	int sb_w = scrollBar.total_width ();
768	szHint.base_width += sb_w;	716	szHint.base_width += sb_w;
		717
769	if (!(Options & Opt_scrollBar_right))	718	if (!option (Opt_scrollBar_right))
770	window_vt_x += sb_w;	719	window_vt_x += sb_w;
771	}	720	}
772		721
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;	722	szHint.width_inc = fwidth;
781	szHint.height_inc = TermWin.fheight;	723	szHint.height_inc = fheight;
782	szHint.min_width = szHint.base_width + szHint.width_inc;	724	szHint.min_width = szHint.base_width + szHint.width_inc;
783	szHint.min_height = szHint.base_height + szHint.height_inc;	725	szHint.min_height = szHint.base_height + szHint.height_inc;
784		726
785	if (width && width - szHint.base_width < max_width)	727	if (newwidth && newwidth - szHint.base_width < max_width)
786	{	728	{
787	szHint.width = width;	729	szHint.width = newwidth;
788	TermWin.width = width - szHint.base_width;	730	width = newwidth - szHint.base_width;
789	}	731	}
790	else	732	else
791	{	733	{
792	MIN_IT (TermWin.width, max_width);	734	min_it (width, max_width);
793	szHint.width = szHint.base_width + TermWin.width;	735	szHint.width = szHint.base_width + width;
794	}	736	}
795		737
796	if (height && height - szHint.base_height < max_height)	738	if (newheight && newheight - szHint.base_height < max_height)
797	{	739	{
798	szHint.height = height;	740	szHint.height = newheight;
799	TermWin.height = height - szHint.base_height;	741	height = newheight - szHint.base_height;
800	}	742	}
801	else	743	else
802	{	744	{
803	MIN_IT (TermWin.height, max_height);	745	min_it (height, max_height);
804	szHint.height = szHint.base_height + TermWin.height;	746	szHint.height = szHint.base_height + height;
805	}	747	}
806
807	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
808	window_sb_x = szHint.width - sb_w;
809		748
810	if (recalc_x)	749	if (recalc_x)
811	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	750	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
812	- szHint.width - 2 * TermWin.ext_bwidth);	751
813	if (recalc_y)	752	if (recalc_y)
814	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	753	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
815	- szHint.height - 2 * TermWin.ext_bwidth);
816		754
817	TermWin.ncol = TermWin.width / TermWin.fwidth;	755	ncol = width / fwidth;
818	TermWin.nrow = TermWin.height / TermWin.fheight;	756	nrow = height / fheight;
819	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	757
820	TermWin.ncol, TermWin.nrow, szHint.width,	758	// When the size of the vt window is not a multiple of the cell
821	szHint.height));	759	// size, i.e., when the wm does not honour our size hints, there are
822	return;	760	// extra areas not covered by the terminal screen. Such gaps, when a
		761	// bg pixmap is set, would have to be cleared manually to properly
		762	// refresh the background. We take the simpler route and shrink the
		763	// vt window so as to avoid creating gaps.
		764	vt_width = ncol * fwidth;
		765	vt_height = nrow * fheight;
823	}	766	}
824		767
825	/*----------------------------------------------------------------------*/	768	/*----------------------------------------------------------------------*/
826	/*	769	/*
827	* Tell the teletype handler what size the window is.	770	* Tell the teletype handler what size the window is.
828	* Called after a window size change.	771	* Called after a window size change.
829	*/	772	*/
830	void	773	void
831	rxvt_term::tt_winch ()	774	rxvt_term::tt_winch ()
832	{	775	{
		776	if (pty->pty < 0)
		777	return;
		778
833	struct winsize ws;	779	struct winsize ws;
834		780
835	if (cmd_fd < 0)
836	return;
837
838	ws.ws_col = TermWin.ncol;	781	ws.ws_col = ncol;
839	ws.ws_row = TermWin.nrow;	782	ws.ws_row = nrow;
840	ws.ws_xpixel = ws.ws_ypixel = 0;	783	ws.ws_xpixel = vt_width;
841	#ifndef DEBUG_SIZE	784	ws.ws_ypixel = vt_height;
842	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	785	ioctl (pty->pty, TIOCSWINSZ, &ws);
		786
		787	#if 0
		788	// TIOCSWINSZ is supposed to do this automatically and correctly
		789	if (cmd_pid) /* force through to the command */
		790	kill (-cmd_pid, SIGWINCH);
		791	#endif
		792	}
		793
		794	/*----------------------------------------------------------------------*/
		795	/* load and set the various fonts */
		796	bool
		797	rxvt_term::set_fonts ()
		798	{
		799	rxvt_fontset *fs = new rxvt_fontset (this);
		800	rxvt_fontprop prop;
		801
		802	if (!fs
		803	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		804	|| !fs->realize_font (1))
		805	{
		806	delete fs;
		807	return false;
		808	}
		809
		810	#if ENABLE_STYLES
		811	for (int i = RS_styleCount; --i; )
		812	if (fontset[i] != fontset[0])
		813	delete fontset[i];
		814	#endif
		815
		816	delete fontset[0];
		817	fontset[0] = fs;
		818
		819	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		820	prop.width += letterSpace;
		821
		822	fs->set_prop (prop, false);
		823
		824	fwidth = prop.width;
		825	fheight = prop.height + lineSpace;
		826	fbase = prop.ascent;
		827
		828	for (int style = 1; style < 4; style++)
		829	{
		830	#if ENABLE_STYLES
		831	const char *res = rs[Rs_font + style];
		832
		833	if (res && !*res)
		834	fontset[style] = fontset[0];
		835	else
		836	{
		837	fontset[style] = fs = new rxvt_fontset (this);
		838	rxvt_fontprop prop2 = prop;
		839
		840	if (res)
		841	{
		842	fs->populate (res);
		843	fs->set_prop (prop2, false);
		844	}
		845	else
		846	{
		847	fs->populate (fontset[0]->fontdesc);
		848
		849	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		850	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		851
		852	fs->set_prop (prop2, true);
		853	}
		854
		855	}
843	#else	856	#else
844	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	857	fontset[style] = fontset[0];
845	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
846	# ifdef SIGWINCH
847	else if (cmd_pid) /* force through to the command */
848	kill (cmd_pid, SIGWINCH);
849	# endif	858	#endif
850	#endif
851	}
852
853	/*----------------------------------------------------------------------*/
854	/* rxvt_change_font () - Switch to a new font */
855	/*
856	* init = 1 - initialize
857	*
858	* fontname == FONT_UP - switch to bigger font
859	* fontname == FONT_DN - switch to smaller font
860	*/
861	bool
862	rxvt_term::change_font (const char *fontname)
863	{
864	if (fontname == FONT_UP)
865	{	859	}
866	// TODO	860
		861	if (parent)
867	}	862	{
868	else if (fontname == FONT_DN)
869	{
870	// TODO
871	}
872	else
873	{
874	rxvt_fontset *fs = new rxvt_fontset (this);
875
876	if (fs && fs->populate (fontname ? fontname : "fixed"))
877	{
878	delete TermWin.fontset;
879	TermWin.fontset = fs;
880	TermWin.fwidth = fs->base_font ()->width;
881	TermWin.fheight = fs->base_font ()->height;
882	TermWin.fbase = fs->base_font ()->ascent;
883
884	if (TermWin.parent[0])
885	{
886	resize_all_windows (0, 0, 0);	863	resize_all_windows (0, 0, 0);
887	scr_remap_chars ();	864	scr_remap_chars ();
888	scr_touch (true);	865	scr_touch (true);
889	}	866	}
890		867
891	return true;	868	return true;
892	}	869	}
		870
		871	void
		872	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		873	{
		874	XChangeProperty (dpy, parent,
		875	prop, XA_STRING, 8, PropModeReplace,
		876	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		877	}
		878
		879	void
		880	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		881	{
		882	XTextProperty ct;
		883
		884	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
893	}	885	{
894		886	XSetTextProperty (dpy, parent, &ct, prop);
895	return false;	887	XFree (ct.value);
		888	}
896	}	889	}
897		890
898	bool	891	void
899	rxvt_term::font_up_down (int n, int direction)	892	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
900	{	893	{
901	return false;	894	wchar_t *ws = rxvt_mbstowcs (str, len);
		895	char *s = rxvt_wcstoutf8 (ws);
		896
		897	XChangeProperty (dpy, parent,
		898	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		899	(const unsigned char *)s, strlen (s));
		900
		901	free (s);
		902	free (ws);
902	}	903	}
903		904
904	/*----------------------------------------------------------------------*/	905	/*----------------------------------------------------------------------*/
905	/*----------------------------------------------------------------------*/	906	/*----------------------------------------------------------------------*/
906	/* xterm sequences - title, iconName, color (exptl) */	907	/* xterm sequences - title, iconName, color (exptl) */
907	void	908	void
908	rxvt_term::set_title (const char *str)	909	rxvt_term::set_title (const char *str)
909	{	910	{
910	#ifdef SMART_WINDOW_TITLE	911	set_mbstring_property (XA_WM_NAME, str);
911	char *name;	912	#if ENABLE_EWMH
912		913	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	914	#endif
924	}	915	}
925		916
926	void	917	void
927	rxvt_term::set_icon_name (const char *str)	918	rxvt_term::set_icon_name (const char *str)
928	{	919	{
929	#ifdef SMART_WINDOW_TITLE	920	set_mbstring_property (XA_WM_ICON_NAME, str);
930	char *name;	921	#if ENABLE_EWMH
931		922	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	923	#endif
937	XSetIconName (display->display, TermWin.parent[0], str);
938
939	#ifdef SMART_WINDOW_TITLE
940	if (name)
941	XFree (name);
942	#endif
943	}	924	}
944		925
		926	void
		927	rxvt_term::set_window_color (int idx, const char *color)
		928	{
945	#ifdef XTERM_COLOR_CHANGE	929	#ifdef XTERM_COLOR_CHANGE
946	void
947	rxvt_term::set_window_color (int idx, const char *color)
948	{
949	rxvt_color xcol;	930	rxvt_color xcol;
950	int i;
951		931
952	if (color == NULL || *color == '\0')	932	if (color == NULL || *color == '\0')
953	return;	933	return;
954		934
		935	color = strdup (color);
		936	allocated.push_back ((void *)color);
		937	rs[Rs_color + idx] = color;
		938
955	/* handle color aliases */	939	/* handle color aliases */
956	if (isdigit (*color))	940	if (isdigit (*color))
957	{	941	{
958	i = atoi (color);	942	int i = atoi (color);
		943
959	if (i >= 8 && i <= 15)	944	if (i >= 8 && i <= 15)
		945	{
960	{ /* bright colors */	946	/* bright colors */
961	i -= 8;
962	# ifndef NO_BRIGHTCOLOR
963	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];	947	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
964	SET_PIXCOLOR (idx);
965	goto Done;	948	goto done;
966	# endif
967
968	}	949	}
		950
969	if (i >= 0 && i <= 7)	951	if (i >= 0 && i <= 7)
		952	{
970	{ /* normal colors */	953	/* normal colors */
971	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];	954	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
972	SET_PIXCOLOR (idx);
973	goto Done;	955	goto done;
974	}	956	}
975	}	957	}
976		958
977	if (!rXParseAllocColor (& xcol, color))	959	set_color (xcol, color);
978	return;
979
980	/* XStoreColor (display->display, XCMAP, XColor*); */
981		960
982	/*	961	/*
983	* FIXME: should free colors here, but no idea how to do it so instead,	962	* FIXME: should free colors here, but no idea how to do it so instead,
984	* so just keep gobbling up the colormap	963	* so just keep gobbling up the colormap
985	*/	964	*/
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		965
998	PixColorsFocused[idx] = xcol;	966	pix_colors_focused[idx] = xcol;
999	SET_PIXCOLOR (idx);
1000		967
1001	/* XSetWindowAttributes attr; */
1002	/* Cursor cursor; */
1003	Done:	968	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. */	969	/*TODO: handle Color_BD, scrollbar background, etc. */
1011		970
1012	set_colorfgbg ();	971	update_fade_color (idx);
1013	recolour_cursor ();	972	recolour_cursor ();
1014	scr_touch (true);	973	scr_recolour ();
		974	#endif /* XTERM_COLOR_CHANGE */
1015	}	975	}
1016
1017	#else
1018	# define set_window_color (idx,color) ((void)0)
1019	#endif /* XTERM_COLOR_CHANGE */
1020		976
1021	void	977	void
1022	rxvt_term::recolour_cursor ()	978	rxvt_term::recolour_cursor ()
1023	{	979	{
1024	XColor xcol[2];	980	XColor fg, bg;
1025		981
1026	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];	982	(ISSET_PIXCOLOR (Color_pointer_fg)
1027	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];	983	? pix_colors_focused[Color_pointer_fg]
1028	XQueryColors (display->display, XCMAP, xcol, 2);	984	: pix_colors_focused[Color_fg]).get (fg);
1029	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);	985
		986	(ISSET_PIXCOLOR (Color_pointer_bg)
		987	? pix_colors_focused[Color_pointer_bg]
		988	: pix_colors_focused[Color_bg]).get (bg);
		989
		990	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1030	}	991	}
1031		992
1032	/*----------------------------------------------------------------------*/	993	/*----------------------------------------------------------------------*/
1033	/*	994	/*
1034	* find if fg/bg matches any of the normal (low-intensity) colors	995	* find if fg/bg matches any of the normal (low-intensity) colors
1035	*/	996	*/
1036	void	997	char *
1037	rxvt_term::set_colorfgbg ()	998	rxvt_term::get_colorfgbg ()
1038	{	999	{
1039	unsigned int i;	1000	unsigned int i;
1040	const char *xpmb = "\0";	1001	const char *xpmb = "";
1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1002	char fstr[] = "default";
1042		1003	char bstr[] = "default";
1043	env_colorfgbg =	1004	char *env_colorfgbg;
1044	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1005
1045	STRCPY (fstr, "default");
1046	STRCPY (bstr, "default");
1047	for (i = Color_Black; i <= Color_White; i++)	1006	for (i = Color_Black; i <= Color_White; i++)
1048	if (PixColors[Color_fg] == PixColors[i])	1007	if (pix_colors[Color_fg] == pix_colors[i])
1049	{	1008	{
1050	sprintf (fstr, "%d", (i - Color_Black));	1009	sprintf (fstr, "%d", i - Color_Black);
1051	break;	1010	break;
1052	}	1011	}
		1012
1053	for (i = Color_Black; i <= Color_White; i++)	1013	for (i = Color_Black; i <= Color_White; i++)
1054	if (PixColors[Color_bg] == PixColors[i])	1014	if (pix_colors[Color_bg] == pix_colors[i])
1055	{	1015	{
1056	sprintf (bstr, "%d", (i - Color_Black));	1016	sprintf (bstr, "%d", i - Color_Black);
1057	#ifdef XPM_BACKGROUND	1017	#if BG_IMAGE_FROM_FILE
1058	xpmb = "default;";	1018	xpmb = "default;";
1059	#endif	1019	#endif
1060	break;	1020	break;
1061	}	1021	}
1062		1022
		1023	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1063	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1024	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1064		1025	return env_colorfgbg;
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	}	1026	}
1076		1027
1077	/*----------------------------------------------------------------------*/	1028	/*----------------------------------------------------------------------*/
1078	/*
1079	* Colour determination for low colour displays, routine from
1080	* Hans de Goede <hans@highrise.nl>
1081	*/
1082		1029
1083	int	1030	bool
1084	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1031	rxvt_term::set_color (rxvt_color &color, const char *name)
1085	{	1032	{
1086	if (!screen_in_out->set (display, colour))	1033	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;	1034	return true;
		1035
		1036	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1037	return false;
		1038	}
		1039
		1040	void
		1041	rxvt_term::alias_color (int dst, int src)
		1042	{
		1043	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1093	}	1044	}
1094		1045
1095	/* -------------------------------------------------------------------- *	1046	/* -------------------------------------------------------------------- *
1096	* - WINDOW RESIZING - *	1047	* - WINDOW RESIZING - *
1097	* -------------------------------------------------------------------- */	1048	* -------------------------------------------------------------------- */
1098	void	1049	void
1099	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1050	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1100	{	1051	{
1101	int fix_screen;	1052	int fix_screen;
		1053	int old_width = szHint.width;
		1054	int old_height = szHint.height;
1102		1055
1103	#ifdef SMART_RESIZE
1104	int old_width = szHint.width, old_height = szHint.height;
1105	#endif
1106
1107	window_calc (width, height);	1056	window_calc (newwidth, newheight);
		1057
		1058	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1059
		1060	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1061	if (set_hint)
		1062	{
		1063	szHint.flags &= ~(PBaseSize | PResizeInc);
1108	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1064	XSetWMNormalHints (dpy, parent, &szHint);
		1065	szHint.flags |= PBaseSize | PResizeInc;
		1066	}
1109		1067
1110	if (!ignoreparent)	1068	if (!ignoreparent)
1111	{	1069	{
1112	#ifdef SMART_RESIZE	1070	#ifdef SMART_RESIZE
1113	/*	1071	/*
…		…
1117	int x, y, x1, y1;	1075	int x, y, x1, y1;
1118	int dx, dy;	1076	int dx, dy;
1119	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1077	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1120	Window unused_cr;	1078	Window unused_cr;
1121		1079
1122	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1080	XTranslateCoordinates (dpy, parent, display->root,
1123	0, 0, &x, &y, &unused_cr);	1081	0, 0, &x, &y, &unused_cr);
1124	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1082	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1125	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1083	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1126	/*	1084	/*
1127	* if display->root isn't the parent window, a WM will probably have offset	1085	* if display->root isn't the parent window, a WM will probably have offset
1128	* our position for handles and decorations. Counter it	1086	* our position for handles and decorations. Counter it
1129	*/	1087	*/
…		…
1131	{	1089	{
1132	x -= x1;	1090	x -= x1;
1133	y -= y1;	1091	y -= y1;
1134	}	1092	}
1135		1093
1136	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1094	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1137	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1095	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1138	dx = old_width - szHint.width;	1096	dx = old_width - szHint.width;
1139	dy = old_height - szHint.height;	1097	dy = old_height - szHint.height;
1140		1098
1141	/* Check position of the center of the window */	1099	/* Check position of the center of the window */
1142	if (x < x1) /* left half */	1100	if (x < x1) /* left half */
1143	dx = 0;	1101	dx = 0;
…		…
1146	if (y < y1) /* top half */	1104	if (y < y1) /* top half */
1147	dy = 0;	1105	dy = 0;
1148	else if (y == y1) /* exact center */	1106	else if (y == y1) /* exact center */
1149	dy /= 2;	1107	dy /= 2;
1150		1108
1151	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1109	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1152	szHint.width, szHint.height);	1110	szHint.width, szHint.height);
1153	#else	1111	#else
1154	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1112	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1155	#endif	1113	#endif
1156	}	1114	}
1157		1115
		1116	if (set_hint)
		1117	XSetWMNormalHints (dpy, parent, &szHint);
		1118
1158	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1119	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1159		1120
1160	if (fix_screen || width != old_width || height != old_height)	1121	if (fix_screen || newwidth != old_width || newheight != old_height)
1161	{	1122	{
1162	if (scrollbar_visible ())	1123	if (scrollBar.state)
1163	{	1124	scrollBar.resize ();
1164	XMoveResizeWindow (display->display, scrollBar.win,
1165	window_sb_x, 0,
1166	scrollbar_TotalWidth (), szHint.height);
1167	resize_scrollbar ();
1168	}
1169		1125
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,	1126	XMoveResizeWindow (dpy, vt,
1176	window_vt_x, window_vt_y,	1127	window_vt_x, window_vt_y,
1177	TermWin_TotalWidth (), TermWin_TotalHeight ());	1128	vt_width, vt_height);
1178	scr_clear ();	1129
1179	#ifdef XPM_BACKGROUND	1130	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1180	resize_pixmap ();	1131
		1132	#ifdef HAVE_BG_PIXMAP
		1133	if (bg_window_size_sensitive ())
		1134	update_background ();
1181	#endif	1135	#endif
1182	}	1136	}
1183		1137
1184	if (fix_screen || old_height == 0)	1138	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 ();	1139	scr_reset ();
1199		1140
1200	if (curr_screen >= 0) /* this is not the first time through */
1201	{
1202	scr_change_screen (curr_screen);
1203	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1204	}
1205	}
1206
1207	old_width = szHint.width;
1208	old_height = szHint.height;
1209
1210	#ifdef USE_XIM	1141	#if USE_XIM
1211	IMSetStatusPosition ();	1142	im_set_position ();
1212	#endif	1143	#endif
1213	}	1144	}
1214		1145
1215	/*	1146	/*
1216	* Set the width/height of the vt window in characters. Units are pixels.	1147	* Set the width/height of the vt window in characters. Units are pixels.
1217	* good for toggling 80/132 columns	1148	* good for toggling 80/132 columns
1218	*/	1149	*/
1219	void	1150	void
1220	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1151	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1221	{	1152	{
1222	XWindowAttributes wattr;	1153	XWindowAttributes wattr;
1223		1154
1224	if (width == 0 || height == 0)	1155	if (newwidth == 0 || newheight == 0)
1225	{	1156	{
1226	XGetWindowAttributes (display->display, display->root, &wattr);	1157	XGetWindowAttributes (dpy, display->root, &wattr);
		1158
1227	if (width == 0)	1159	if (newwidth == 0)
1228	width = wattr.width - szHint.base_width;	1160	newwidth = wattr.width - szHint.base_width;
1229	if (height == 0)	1161	if (newheight == 0)
1230	height = wattr.height - szHint.base_height;	1162	newheight = wattr.height - szHint.base_height;
1231	}
1232	if (width != TermWin.width || height != TermWin.height)
1233	{	1163	}
		1164
		1165	if (newwidth != vt_width || newheight != vt_height)
		1166	{
1234	width += szHint.base_width;	1167	newwidth += szHint.base_width;
1235	height += szHint.base_height;	1168	newheight += szHint.base_height;
1236	resize_all_windows (width, height, 0);	1169	resize_all_windows (newwidth, newheight, 0);
1237	}	1170	}
1238	}	1171	}
1239		1172
1240	/* -------------------------------------------------------------------- *	1173	/* -------------------------------------------------------------------- *
1241	* - X INPUT METHOD ROUTINES - *	1174	* - X INPUT METHOD ROUTINES - *
1242	* -------------------------------------------------------------------- */	1175	* -------------------------------------------------------------------- */
1243	#ifdef USE_XIM	1176	#if USE_XIM
1244		1177
1245	void	1178	void
		1179	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1180	{
		1181	fg = pix_colors [Color_fg];
		1182	bg = pix_colors [Color_bg];
		1183	}
		1184
		1185	void
1246	rxvt_term::im_set_size (XRectangle *size)	1186	rxvt_term::im_set_size (XRectangle &size)
1247	{	1187	{
1248	size->x = TermWin.int_bwidth;	1188	// the int_bwidth terms make no sense to me
1249	size->y = TermWin.int_bwidth;	1189	size.x = int_bwidth;
1250	size->width = Width2Pixel (TermWin.ncol);	1190	size.y = int_bwidth;
1251	size->height = Height2Pixel (TermWin.nrow);	1191	size.width = Width2Pixel (ncol) + int_bwidth;
		1192	size.height = Height2Pixel (nrow) + int_bwidth;
1252	}	1193	}
1253		1194
1254	void	1195	void
1255	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1196	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1197	XRectangle &status_rect,
		1198	const XRectangle &needed_rect)
1256	{	1199	{
1257	*fg = PixColors[Color_fg];	1200	preedit_rect.x = needed_rect.width;
1258	*bg = PixColors[Color_bg];	1201	preedit_rect.y = 0;
		1202	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1203	preedit_rect.height = fheight;
		1204
		1205	status_rect.x = 0;
		1206	status_rect.y = 0;
		1207	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1208	status_rect.height = fheight;
1259	}	1209	}
1260		1210
1261	/* Checking whether input method is running. */	1211	/* Checking whether input method is running. */
1262	bool	1212	bool
1263	rxvt_term::IMisRunning ()	1213	rxvt_term::im_is_running ()
1264	{	1214	{
1265	char *p;	1215	Atom atom;
1266	Atom atom;	1216	Window win;
1267	Window win;
1268	char server[IMBUFSIZ];	1217	char server[IMBUFSIZ];
1269		1218
1270	/* get current locale modifier */	1219	/* get current locale modifier */
1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1220	if (char *p = XSetLocaleModifiers (0))
1272	{	1221	{
1273	STRCPY (server, "@server=");	1222	strcpy (server, "@server=");
1274	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1223	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1224
1275	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1225	if (p = strchr (server + 1, '@')) /* first one only */
1276	*p = '\0';	1226	*p = '\0';
1277		1227
1278	atom = XInternAtom (display->display, server, False);	1228	atom = XInternAtom (dpy, server, False);
1279	win = XGetSelectionOwner (display->display, atom);	1229	win = XGetSelectionOwner (dpy, atom);
		1230
1280	if (win != None)	1231	if (win != None)
1281	return True;	1232	return true;
1282	}	1233	}
		1234
1283	return False;	1235	return false;
1284	}	1236	}
1285		1237
1286	void	1238	void
1287	rxvt_term::IMSendSpot ()	1239	rxvt_term::im_send_spot ()
1288	{	1240	{
1289	XPoint spot;	1241	XPoint nspot;
1290	XVaNestedList preedit_attr;	1242	XVaNestedList preedit_attr;
1291		1243
1292	if (Input_Context == NULL	1244	if (!Input_Context
1293	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1245	|| !focus
1294	|| ! (event_type == KeyPress	1246	|| !(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;	1247	return;
1301		1248
1302	im_set_position (&spot);	1249	im_set_position (nspot);
		1250
		1251	if (nspot.x == spot.x && nspot.y == spot.y)
		1252	return;
		1253
		1254	spot = nspot;
1303		1255
1304	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1256	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1305	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1257	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1306	XFree (preedit_attr);	1258	XFree (preedit_attr);
1307	}	1259	}
1308		1260
1309	void	1261	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 ()	1262	rxvt_term::im_destroy ()
1336	{	1263	{
1337	if (Input_Context)
1338	{
1339	XDestroyIC (Input_Context);
1340	Input_Context = NULL;
1341	}
1342
1343	if (input_method)	1264	if (input_method)
1344	{	1265	{
		1266	if (Input_Context && input_method->xim)
		1267	XDestroyIC (Input_Context);
		1268
1345	display->put_xim (input_method);	1269	display->put_xim (input_method);
1346	input_method = 0;	1270	input_method = 0;
1347	}	1271	}
		1272
		1273	Input_Context = 0;
1348	}	1274	}
		1275
		1276	#ifdef ENABLE_XIM_ONTHESPOT
		1277
		1278	static void
		1279	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1280	{
		1281	((rxvt_term *)client_data)->make_current ();
		1282	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1283	}
		1284
		1285	static void
		1286	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1287	{
		1288	((rxvt_term *)client_data)->make_current ();
		1289	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1290	}
		1291
		1292	static void
		1293	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1294	{
		1295	rxvt_term *term = (rxvt_term *)client_data;
		1296	XIMText *text = call_data->text;
		1297
		1298	term->make_current ();
		1299
		1300	if (text)
		1301	{
		1302	wchar_t *str;
		1303
		1304	if (!text->encoding_is_wchar && text->string.multi_byte)
		1305	{
		1306	// of course, X makes it ugly again
		1307	if (term->rs[Rs_imLocale])
		1308	SET_LOCALE (term->rs[Rs_imLocale]);
		1309
		1310	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1311	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1312
		1313	if (term->rs[Rs_imLocale])
		1314	SET_LOCALE (term->locale);
		1315	}
		1316	else
		1317	str = text->string.wide_char;
		1318
		1319	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1320	DT_INT, call_data->caret,
		1321	DT_INT, call_data->chg_first,
		1322	DT_INT, call_data->chg_length,
		1323	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1324	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1325	DT_END));
		1326	}
		1327	else
		1328	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1329	DT_INT, call_data->caret,
		1330	DT_INT, call_data->chg_first,
		1331	DT_INT, call_data->chg_length,
		1332	DT_END));
		1333	}
		1334
		1335	#if 0
		1336	static void
		1337	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1338	{
		1339	((rxvt_term *)client_data)->make_current ();
		1340	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1341	DT_INT, call_data->position,
		1342	DT_INT, call_data->direction,
		1343	DT_INT, call_data->style,
		1344	DT_END));
		1345	}
		1346	#endif
		1347
		1348	#endif
1349		1349
1350	/*	1350	/*
1351	* Try to open a XIM with the current modifiers, then see if we can	1351	* Try to open a XIM with the current modifiers, then see if we can
1352	* open a suitable preedit type	1352	* open a suitable preedit type
1353	*/	1353	*/
1354	bool	1354	bool
1355	rxvt_term::IM_get_IC (const char *modifiers)	1355	rxvt_term::im_get_ic (const char *modifiers)
1356	{	1356	{
1357	int i, j, found;	1357	int i, j, found;
1358	XIM xim;	1358	XIM xim;
1359	XPoint spot;	1359	XPoint spot;
1360	XRectangle rect, status_rect, needed_rect;	1360	XRectangle rect, status_rect, needed_rect;
1361	unsigned long fg, bg;	1361	unsigned long fg, bg;
1362	const char *p;	1362	const char *p;
1363	char **s;	1363	char **s;
1364	XIMStyles *xim_styles;	1364	XIMStyles *xim_styles;
1365	XVaNestedList preedit_attr, status_attr;	1365
		1366	set_environ (envv);
1366		1367
1367	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1368	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1368	return false;	1369	return false;
1369		1370
1370	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1371	input_method = display->get_xim (locale, modifiers);	1371	input_method = display->get_xim (locale, modifiers);
1372	if (input_method == NULL)	1372	if (input_method == NULL)
1373	return false;	1373	return false;
1374		1374
1375	xim = input_method->xim;	1375	xim = input_method->xim;
		1376	spot.x = spot.y = -1;
1376		1377
1377	xim_styles = NULL;	1378	xim_styles = NULL;
1378	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1379	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1379	|| !xim_styles || !xim_styles->count_styles)	1380	|| !xim_styles || !xim_styles->count_styles)
1380	{	1381	{
1381	display->put_xim (input_method);	1382	im_destroy ();
1382	return false;	1383	return false;
1383	}	1384	}
1384		1385
1385	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1386	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1386	s = rxvt_splitcommastring (p);	1387
		1388	for (int pi = 0; pi < 2; pi++)
		1389	{
		1390	p = pet[pi];
		1391
		1392	if (!p)
		1393	continue;
		1394
		1395	s = rxvt_strsplit (',', p);
		1396
1387	for (i = found = 0; !found && s[i]; i++)	1397	for (i = found = 0; !found && s[i]; i++)
1388	{	1398	{
1389	if (!STRCMP (s[i], "OverTheSpot"))	1399	if (!strcmp (s[i], "OverTheSpot"))
1390	input_style = (XIMPreeditPosition | XIMStatusNothing);	1400	input_style = XIMPreeditPosition | XIMStatusNothing;
1391	else if (!STRCMP (s[i], "OffTheSpot"))	1401	else if (!strcmp (s[i], "OffTheSpot"))
1392	input_style = (XIMPreeditArea | XIMStatusArea);	1402	input_style = XIMPreeditArea | XIMStatusArea;
1393	else if (!STRCMP (s[i], "Root"))	1403	else if (!strcmp (s[i], "Root"))
1394	input_style = (XIMPreeditNothing | XIMStatusNothing);	1404	input_style = XIMPreeditNothing | XIMStatusNothing;
		1405	else if (!strcmp (s[i], "None"))
		1406	input_style = XIMPreeditNone | XIMStatusNone;
		1407	#ifdef ENABLE_XIM_ONTHESPOT
		1408	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1409	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1410	#endif
		1411	else
		1412	input_style = XIMPreeditNothing | XIMStatusNothing;
1395		1413
1396	for (j = 0; j < xim_styles->count_styles; j++)	1414	for (j = 0; j < xim_styles->count_styles; j++)
1397	if (input_style == xim_styles->supported_styles[j])	1415	if (input_style == xim_styles->supported_styles[j])
1398	{	1416	{
		1417	rxvt_free_strsplit (s);
		1418
1399	found = 1;	1419	found = 1;
1400	break;	1420	goto foundpet;
		1421	}
		1422
1401	}	1423	}
1402	}
1403		1424
1404	for (i = 0; s[i]; i++)	1425	rxvt_free_strsplit (s);
1405	free (s[i]);	1426	}
1406		1427
1407	free (s);	1428	foundpet:
		1429
1408	XFree (xim_styles);	1430	XFree (xim_styles);
1409		1431
1410	if (!found)	1432	if (!found)
1411	{	1433	{
1412	display->put_xim (input_method);	1434	im_destroy ();
1413	return false;	1435	return false;
1414	}	1436	}
1415		1437
1416	preedit_attr = status_attr = NULL;	1438	XFontSet fs = 0;
		1439	XVaNestedList preedit_attr = 0, status_attr = 0;
		1440
		1441	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1442	{
		1443	// fake us a font-set, please
		1444	char **missing_charset_list;
		1445	int missing_charset_count;
		1446	char *def_string;
		1447	char pat[512];
		1448
		1449	sprintf (pat,
		1450	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1451	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1452	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1453	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1454	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1455	"*",
		1456	fheight,
		1457	fheight + 1, fheight - 1,
		1458	fheight - 2, fheight + 2);
		1459
		1460	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1461	&missing_charset_list, &missing_charset_count, &def_string);
		1462
		1463	if (missing_charset_list)
		1464	XFreeStringList (missing_charset_list);
		1465
		1466	if (!fs)
		1467	{
		1468	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1469	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1470	}
		1471	}
1417		1472
1418	if (input_style & XIMPreeditPosition)	1473	if (input_style & XIMPreeditPosition)
1419	{	1474	{
1420	im_set_size (&rect);	1475	im_set_size (rect);
1421	im_set_position (&spot);	1476	im_set_position (spot);
1422	im_set_color (&fg, &bg);	1477	im_set_color (fg, bg);
1423		1478
1424	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1479	preedit_attr = XVaCreateNestedList (0,
		1480	XNForeground, fg,
		1481	XNBackground, bg,
		1482	XNArea, &rect,
1425	XNSpotLocation, &spot,	1483	XNSpotLocation, &spot,
1426	XNForeground, fg, XNBackground, bg,
1427	//XNFontSet, TermWin.fontset,	1484	XNFontSet, fs,
1428	NULL);	1485	NULL);
1429	}	1486	}
1430	else if (input_style & XIMPreeditArea)	1487	else if (input_style & XIMPreeditArea)
1431	{	1488	{
1432	im_set_color (&fg, &bg);	1489	im_set_color (fg, bg);
1433		1490
1434	/*	1491	/*
1435	* The necessary width of preedit area is unknown	1492	* The necessary width of preedit area is unknown
1436	* until create input context.	1493	* until create input context.
1437	*/	1494	*/
1438	needed_rect.width = 0;	1495	needed_rect.width = 0;
1439
1440	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1496	im_set_preedit_area (rect, status_rect, needed_rect);
1441		1497
1442	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1498	preedit_attr = XVaCreateNestedList (0,
		1499	XNForeground, fg,
1443	XNForeground, fg, XNBackground, bg,	1500	XNBackground, bg,
		1501	XNArea, &rect,
		1502	XNFontSet, fs,
		1503	NULL);
		1504	status_attr = XVaCreateNestedList (0,
		1505	XNForeground, fg,
		1506	XNBackground, bg,
		1507	XNArea, &status_rect,
1444	//XNFontSet, TermWin.fontset,	1508	XNFontSet, fs,
1445	NULL);	1509	NULL);
1446	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1510	}
1447	XNForeground, fg, XNBackground, bg,	1511	#if ENABLE_XIM_ONTHESPOT
1448	//XNFontSet, TermWin.fontset,	1512	else if (input_style & XIMPreeditCallbacks)
		1513	{
		1514	XIMCallback xcb[4];
		1515
		1516	im_set_position (spot);
		1517
		1518	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1519	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1520	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1521	# if 0
		1522	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1523	# endif
		1524
		1525	preedit_attr = XVaCreateNestedList (0,
		1526	XNSpotLocation, &spot,
		1527	XNPreeditStartCallback, &xcb[0],
		1528	XNPreeditDoneCallback , &xcb[1],
		1529	XNPreeditDrawCallback , &xcb[2],
		1530	# if 0
		1531	XNPreeditCaretCallback, &xcb[3],
		1532	# endif
1449	NULL);	1533	NULL);
1450	}	1534	}
		1535	#endif
1451		1536
1452	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1537	Input_Context = XCreateIC (xim,
		1538	XNInputStyle, input_style,
1453	XNClientWindow, TermWin.parent[0],	1539	XNClientWindow, vt,
1454	XNFocusWindow, TermWin.parent[0],	1540	XNFocusWindow, parent,
1455	preedit_attr ? XNPreeditAttributes : NULL,	1541	preedit_attr ? XNPreeditAttributes : NULL,
1456	preedit_attr,	1542	preedit_attr,
1457	status_attr ? XNStatusAttributes : NULL,	1543	status_attr ? XNStatusAttributes : NULL,
1458	status_attr, NULL);	1544	status_attr, NULL);
		1545
1459	if (preedit_attr) XFree (preedit_attr);	1546	if (preedit_attr) XFree (preedit_attr);
1460	if (status_attr) XFree (status_attr);	1547	if (status_attr) XFree (status_attr);
		1548	if (fs) XFreeFontSet (dpy, fs);
1461		1549
1462	if (Input_Context == NULL)	1550	if (Input_Context == NULL)
1463	{	1551	{
1464	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1552	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1465	display->put_xim (input_method);	1553	im_destroy ();
1466	return false;	1554	return false;
1467	}	1555	}
1468		1556
1469	if (input_style & XIMPreeditArea)	1557	#if 0
1470	IMSetStatusPosition ();	1558	// unfortunately, only the focus window is used by XIM, hard to fix
		1559	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1560	vt_select_input ();
		1561	#endif
1471		1562
1472	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1563	im_set_position ();
		1564
1473	return true;	1565	return true;
1474	}	1566	}
1475		1567
1476	void	1568	void
1477	rxvt_term::im_cb ()	1569	rxvt_term::im_cb ()
1478	{	1570	{
1479	int i, found, had_im;	1571	int i;
1480	const char *p;	1572	const char *p;
1481	char **s;	1573	char **s;
1482	char buf[IMBUFSIZ];	1574	char buf[IMBUFSIZ];
1483		1575
		1576	make_current ();
		1577
1484	im_destroy ();	1578	im_destroy ();
1485		1579
1486	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1487	if (Input_Context)	1580	if (Input_Context)
1488	return;	1581	return;
1489		1582
1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491	if (rs[Rs_imLocale])	1583	if (rs[Rs_imLocale])
1492	SET_LOCALE (rs[Rs_imLocale]);	1584	SET_LOCALE (rs[Rs_imLocale]);
1493	#endif
1494		1585
1495	p = rs[Rs_inputMethod];	1586	p = rs[Rs_inputMethod];
1496	if (p && *p)	1587	if (p && *p)
1497	{	1588	{
1498	bool found = false;	1589	bool found = false;
1499		1590
1500	s = rxvt_splitcommastring (p);	1591	s = rxvt_strsplit (',', p);
		1592
1501	for (i = 0; s[i]; i++)	1593	for (i = 0; s[i]; i++)
1502	{	1594	{
1503	if (*s[i])	1595	if (*s[i])
1504	{	1596	{
1505	STRCPY (buf, "@im=");	1597	strcpy (buf, "@im=");
1506	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1598	strncat (buf, s[i], IMBUFSIZ - 5);
1507	if (IM_get_IC (buf))	1599	if (im_get_ic (buf))
1508	{	1600	{
1509	found = true;	1601	found = true;
1510	break;	1602	break;
1511	}	1603	}
1512	}	1604	}
1513	}	1605	}
1514	for (i = 0; s[i]; i++)	1606
1515	free (s[i]);	1607	rxvt_free_strsplit (s);
1516	free (s);
1517		1608
1518	if (found)	1609	if (found)
1519	goto done;	1610	goto done;
1520	}	1611	}
1521		1612
1522	/* try with XMODIFIERS env. var. */	1613	/* try with XMODIFIERS env. var. */
1523	if (IM_get_IC (""))	1614	if (im_get_ic (""))
1524	goto done;	1615	goto done;
1525		1616
1526	/* try with no modifiers base IF the user didn't specify an IM */	1617	/* try with no modifiers base IF the user didn't specify an IM */
1527	if (IM_get_IC ("@im=none"))	1618	if (im_get_ic ("@im=none"))
1528	goto done;	1619	goto done;
1529		1620
1530	done:	1621	done:
1531	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1532	if (rs[Rs_imLocale])	1622	if (rs[Rs_imLocale])
1533	SET_LOCALE (locale);	1623	SET_LOCALE (locale);
1534	#endif
1535	}	1624	}
1536		1625
1537	void	1626	void
1538	rxvt_term::IMSetStatusPosition ()	1627	rxvt_term::im_set_position ()
1539	{	1628	{
1540	XRectangle preedit_rect, status_rect, *needed_rect;	1629	XRectangle preedit_rect, status_rect, *needed_rect;
1541	XVaNestedList preedit_attr, status_attr;	1630	XVaNestedList preedit_attr, status_attr;
1542		1631
1543	if (Input_Context == NULL	1632	if (!Input_Context
1544	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1633	|| !focus
		1634	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1545	|| !IMisRunning ())	1635	|| !im_is_running ())
1546	return;	1636	return;
1547		1637
		1638	if (input_style & XIMPreeditPosition)
		1639	{
		1640	im_set_size (preedit_rect);
		1641	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1642
		1643	XSetICValues (Input_Context,
		1644	XNPreeditAttributes, preedit_attr, NULL);
		1645	}
		1646	else
		1647	{
1548	/* Getting the necessary width of preedit area */	1648	/* Getting the necessary width of preedit area */
1549	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1550	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1650	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1551	XFree (status_attr);	1651	XFree (status_attr);
1552		1652
1553	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1653	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1654	XFree (needed_rect);
1554		1655
1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1656	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1657	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1557		1658
1558	XSetICValues (Input_Context,	1659	XSetICValues (Input_Context,
1559	XNPreeditAttributes, preedit_attr,	1660	XNPreeditAttributes, preedit_attr,
1560	XNStatusAttributes, status_attr, NULL);	1661	XNStatusAttributes, status_attr,
		1662	NULL);
1561		1663
		1664	XFree (status_attr);
		1665	}
		1666
1562	XFree (preedit_attr);	1667	XFree (preedit_attr);
1563	XFree (status_attr);
1564	}	1668	}
1565	#endif /* USE_XIM */	1669	#endif /* USE_XIM */
1566		1670
1567	/*----------------------------------------------------------------------*/	1671	void
1568	rxvt_t rxvt_current_term;	1672	rxvt_term::get_window_origin (int &x, int &y)
		1673	{
		1674	Window cr;
		1675	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1676	}
		1677
		1678	#ifdef HAVE_BG_PIXMAP
		1679
		1680	void
		1681	rxvt_term::update_background ()
		1682	{
		1683	if (update_background_ev.is_active ())
		1684	return;
		1685
		1686	bg_invalidate ();
		1687
		1688	if (!mapped)
		1689	return;
		1690
		1691	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1692
		1693	if (to_wait <= 0.)
		1694	bg_render ();
		1695	else
		1696	update_background_ev.start (to_wait);
		1697	}
		1698
		1699	void
		1700	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1701	{
		1702	make_current ();
		1703
		1704	update_background_ev.stop ();
		1705	bg_render ();
		1706	refresh_check ();
		1707	}
		1708
		1709	#endif /* HAVE_BG_PIXMAP */
1569		1710
1570	/*----------------------- end-of-file (C source) -----------------------*/	1711	/*----------------------- end-of-file (C source) -----------------------*/

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