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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.177 by root, Mon Jan 16 06:37:52 2006 UTC vs.
Revision 1.370 by sf-exg, Thu Jan 19 15:08:55 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) 2003-2006 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 "init.h"
35	#include "keyboard.h"	36	#include "keyboard.h"
36	#include "rxvtperl.h"	37	#include "rxvtperl.h"
37		38
38	#include <limits>	39	#include <limits>
39		40
		41	#include <assert.h>
40	#include <csignal>	42	#include <signal.h>
41	#include <cstring>	43	#include <string.h>
42		44
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	45	#include <termios.h>
49	#endif
50		46
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	47	#ifdef HAVE_XSETLOCALE
52	static uid_t saved_euid;	48	# define X_LOCALE
53	static gid_t saved_egid;	49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
54	#endif	52	#endif
		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
		60	static char curlocale[128], savelocale[128];
55		61
56	bool	62	bool
57	rxvt_tainted ()
58	{
59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60	return getuid () != saved_euid || getgid () != saved_egid;
61	#else
62	return false;
63	#endif
64	}
65
66	vector<rxvt_term *> rxvt_term::termlist;
67
68	static char curlocale[128], savelocale[128];
69
70	bool
71	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
72	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
73	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	71	return false;
75		72
76	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
78	return true;	75	return true;
79	}	76	}
80		77
81	void	78	void
82	rxvt_push_locale (const char *locale)	79	rxvt_push_locale (const char *locale) NOTHROW
83	{	80	{
84	strcpy (savelocale, curlocale);	81	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	82	rxvt_set_locale (locale);
86	}	83	}
87		84
88	void	85	void
89	rxvt_pop_locale ()	86	rxvt_pop_locale () NOTHROW
90	{	87	{
91	rxvt_set_locale (savelocale);	88	rxvt_set_locale (savelocale);
92	}
93
94	void
95	rxvt_term::make_current () const
96	{
97	SET_R (this);
98	rxvt_set_locale (locale);
99	set_environ (envv);
100	}	89	}
101		90
102	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
103	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
104		93
105	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)
106	{	95	{
107	compose_char *cc;	96	compose_char *cc;
108		97
109	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
110	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
111	cc = (*this)[c1];	100	cc = (*this)[c1];
112	while (cc)	101	while (cc)
113	{	102	{
114	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
115	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
116	}	105	}
117		106
118	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
119	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
120	{
121	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
122	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
123	}
124		111
125	// allocate a new combination	112	// allocate a new combination
126	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
127	{	114	{
128	static int seen;	115	static int seen;
129		116
130	if (!seen++)	117	if (!seen++)
131	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
132		119
133	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
134	}	121	}
135		122
136	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
162		149
163	}	150	}
164	#endif	151	#endif
165		152
166	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
167	:	154	{
168	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
169	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
170	#endif
171	#ifdef HAVE_SCROLLBARS
172	scrollbar_ev (this, &rxvt_term::x_cb),
173	#endif
174	#ifdef MENUBAR
175	menubar_ev (this, &rxvt_term::x_cb),
176	#endif	157	#endif
177	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
178	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);
179	#endif	160	#endif
180	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
181	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);
182	#endif	163	#endif
183	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
184	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
185	#endif	166	#endif
186	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
187	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
188	#endif	169	#endif
189	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
190	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	#ifdef USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
191	#endif	179	#endif
192	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
193	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
194	#endif	182	#endif
195	#ifdef USE_XIM	183	#ifndef NO_BELL
196	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
197	#endif	185	#endif
198	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
199	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
200	check_ev (this, &rxvt_term::check_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
201	flush_ev (this, &rxvt_term::flush_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
202	destroy_ev (this, &rxvt_term::destroy_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
203	pty_ev (this, &rxvt_term::pty_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
204	incr_ev (this, &rxvt_term::incr_cb)	192
205	{
206	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
207		194
208	termlist.push_back (this);	195	termlist.push_back (this);
209		196
210	#ifdef KEYSYM_RESOURCE	197	#ifdef KEYSYM_RESOURCE
211	keyboard = new keyboard_manager;	198	keyboard = new keyboard_manager;
212
213	if (!keyboard)
214	rxvt_fatal ("out of memory, aborting.\n");
215	#endif	199	#endif
216	}	200	}
217		201
218	// clean up the most important stuff, do *not* call x or free mem etc.	202	// clean up the most important stuff, do *not* call x or free mem etc.
219	// for use before an emergency exit	203	// for use before an emergency exit
		204	void
220	void rxvt_term::emergency_cleanup ()	205	rxvt_term::emergency_cleanup ()
221	{	206	{
222	if (cmd_pid)	207	if (cmd_pid)
223	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
224		209
225	#ifdef UTMP_SUPPORT	210	pty_ev.stop ();
226	privileged_utmp (RESTORE);	211	delete pty; pty = 0;
227	#endif
228
229	pty.put ();
230	}	212	}
231		213
232	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
233	{	215	{
234	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
235
236	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
237		217
238	emergency_cleanup ();	218	emergency_cleanup ();
239		219
240	#if ENABLE_STYLES	220	#if ENABLE_STYLES
…		…
242	if (fontset[i] != fontset[0])	222	if (fontset[i] != fontset[0])
243	delete fontset[i];	223	delete fontset[i];
244	#endif	224	#endif
245	delete fontset[0];	225	delete fontset[0];
246		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
247	if (display)	231	if (display)
248	{	232	{
249	dDisp;
250
251	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
252		235
253	#ifdef USE_XIM	236	#ifdef USE_XIM
254	im_destroy ();	237	im_destroy ();
255	#endif	238	#endif
256	#ifdef MENUBAR	239	scrollBar.destroy ();
257	if (menubarGC) XFreeGC (disp, menubarGC);
258	#endif
259	#ifdef XTERM_SCROLLBAR
260	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
261	if (ShadowGC) XFreeGC (disp, ShadowGC);
262	#endif
263	#ifdef PLAIN_SCROLLBAR
264	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
265	#endif
266	#ifdef NEXT_SCROLLBAR
267	if (blackGC) XFreeGC (disp, blackGC);
268	if (whiteGC) XFreeGC (disp, whiteGC);
269	if (grayGC) XFreeGC (disp, grayGC);
270	if (darkGC) XFreeGC (disp, darkGC);
271	if (stippleGC) XFreeGC (disp, stippleGC);
272	if (dimple) XFreePixmap (disp, dimple);
273	if (upArrow) XFreePixmap (disp, upArrow);
274	if (downArrow) XFreePixmap (disp, downArrow);
275	if (upArrowHi) XFreePixmap (disp, upArrowHi);
276	if (downArrowHi) XFreePixmap (disp, downArrowHi);
277	#endif
278	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
279	if (topShadowGC) XFreeGC (disp, topShadowGC);
280	if (botShadowGC) XFreeGC (disp, botShadowGC);
281	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
282	#endif
283	if (gc) XFreeGC (disp, gc);	240	if (gc) XFreeGC (dpy, gc);
284		241
285	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
286	delete menuBar.drawable;
287	//if (menuBar.win)
288	// XDestroyWindow (disp, menuBar.win);
289	#endif
290	delete drawable;	242	delete drawable;
291	// destroy all windows	243	// destroy all windows
292	if (parent[0])	244	if (parent)
293	XDestroyWindow (disp, parent[0]);	245	XDestroyWindow (dpy, parent);
294	}
295		246
296	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
297	delete pix_colors_focused;	248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
298	#if OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
299	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
300	#endif	253	#endif
		254	}
301		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
302	displays.put (display);	259	displays.put (display);
		260	}
303		261
304	scr_release ();	262	scr_release ();
305		263
306	/* clear all resources */	264	/* clear all resources */
307	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
308	free (allocated [i]);	266	free (allocated [i]);
309		267
310	free (selection.text);	268	free (selection.text);
311	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
312	free (env_windowid);
313	free (env_display);
314	free (env_term);
315	free (env_colorfgbg);
316	free (locale);	270	free (locale);
317	free (v_buffer);	271	free (v_buffer);
318	free (incr_buf);	272
		273	delete selection_req;
319		274
320	delete envv;	275	delete envv;
321	delete argv;	276	delete argv;
322		277
323	#ifdef KEYSYM_RESOURCE	278	#ifdef KEYSYM_RESOURCE
324	delete keyboard;	279	delete keyboard;
325	#endif	280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
326	}	284	}
327		285
		286	// child has exited, usually destroys
328	void	287	void
329	rxvt_term::child_exit ()	288	rxvt_term::child_cb (ev::child &w, int status)
330	{	289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
331	cmd_pid = 0;	292	cmd_pid = 0;
332		293
333	if (!OPTION (Opt_hold))	294	if (!option (Opt_hold))
334	destroy ();	295	destroy ();
335	}	296	}
336		297
337	void	298	void
338	rxvt_term::destroy ()	299	rxvt_term::destroy ()
339	{	300	{
340	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
341	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
342		305
343	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
344	scr_overlay_off ();	307	scr_overlay_off ();
345	#endif	308	#endif
346		309
347	if (display)	310	if (display)
348	{	311	{
349	#if USE_XIM	312	#if USE_XIM
350	im_ev.stop (display);	313	im_ev.stop (display);
351	#endif	314	#endif
352	#if HAVE_SCROLLBARS
353	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
354	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
355	#if MENUBAR
356	menubar_ev.stop (display);
357	#endif
358	#if TRANSPARENT
359	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
360	#endif	318	#endif
361	incr_ev.stop ();
362	termwin_ev.stop (display);	319	termwin_ev.stop (display);
363	vt_ev.stop (display);	320	vt_ev.stop (display);
364	}	321	}
365		322
366	check_ev.stop ();	323	flush_ev.stop ();
367	pty_ev.stop ();	324	pty_ev.stop ();
368	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
369	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
370	#endif	327	#endif
371	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
379	#endif	336	#endif
380	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
381	pointer_ev.stop ();	338	pointer_ev.stop ();
382	#endif	339	#endif
383		340
384	destroy_ev.start (0);	341	destroy_ev.start ();
385	}	342	}
386		343
387	void	344	void
388	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
389	{	346	{
390	make_current ();	347	make_current ();
391		348
392	delete this;	349	delete this;
		350	}
		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);
393	}	362	}
394		363
395	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
396	/*	365	/*
397	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
…		…
404	{	373	{
405	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
406	(*t)->emergency_cleanup ();	375	(*t)->emergency_cleanup ();
407	}	376	}
408		377
409	#if ENABLE_FRILLS	378	#if !ENABLE_MINIMAL
410	static void	379	static void
411	print_x_error (Display *dpy, XErrorEvent *event)	380	print_x_error (Display *dpy, XErrorEvent *event)
412	{	381	{
413	char buffer[BUFSIZ];	382	char buffer[BUFSIZ];
414	char mesg[BUFSIZ];	383	char mesg[BUFSIZ];
415	char number[32];	384	char number[32];
416	char *mtype = "XlibMessage";	385	const char mtype[] = "XlibMessage";
417	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
418	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
419	rxvt_warn ("An X Error occured, trying to continue after report.\n");	388	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
420	rxvt_warn ("%s: %s\n", mesg, buffer);	389	rxvt_warn ("%s: %s\n", mesg, buffer);
421	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
423	sprintf(number, "%d", event->request_code);	392	sprintf(number, "%d", event->request_code);
424	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
425	rxvt_warn ("(which is %s)\n", buffer);	394	rxvt_warn ("(which is %s)\n", buffer);
426	if (event->request_code >= 128) {	395	if (event->request_code >= 128) {
427	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
428	mesg, BUFSIZ);	397	mesg, BUFSIZ);
429	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
430	}	399	}
431	if ((event->error_code == BadWindow) ||	400	if ((event->error_code == BadWindow) ||
432	(event->error_code == BadPixmap) ||	401	(event->error_code == BadPixmap) ||
433	(event->error_code == BadCursor) ||	402	(event->error_code == BadCursor) ||
434	(event->error_code == BadFont) ||	403	(event->error_code == BadFont) ||
435	(event->error_code == BadDrawable) ||	404	(event->error_code == BadDrawable) ||
436	(event->error_code == BadColor) ||	405	(event->error_code == BadColor) ||
437	(event->error_code == BadGC) ||	406	(event->error_code == BadGC) ||
438	(event->error_code == BadIDChoice) ||	407	(event->error_code == BadIDChoice) ||
439	(event->error_code == BadValue) ||	408	(event->error_code == BadValue) ||
440	(event->error_code == BadAtom)) {	409	(event->error_code == BadAtom)) {
441	if (event->error_code == BadValue)	410	if (event->error_code == BadValue)
442	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
443	mesg, BUFSIZ);	412	mesg, BUFSIZ);
444	else if (event->error_code == BadAtom)	413	else if (event->error_code == BadAtom)
445	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
446	mesg, BUFSIZ);	415	mesg, BUFSIZ);
447	else	416	else
448	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
449	mesg, BUFSIZ);	418	mesg, BUFSIZ);
450	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
451	}	420	}
452	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
453	mesg, BUFSIZ);	422	mesg, BUFSIZ);
454	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
455	}	424	}
456	#endif	425	#endif
457		426
458	int	427	int
…		…
462	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
463	else	432	else
464	{	433	{
465	// GET_R is most likely not the terminal which caused the error,	434	// GET_R is most likely not the terminal which caused the error,
466	// so just output the error and continue	435	// so just output the error and continue
467	#if ENABLE_FRILLS	436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
468	print_x_error (display, event);	439	print_x_error (display, event);
469	#else
470	old_xerror_handler (display, event);
471	#endif	440	#endif
472	}	441	}
473		442
474	return 0;	443	return 0;
475	}	444	}
…		…
481	DisplayString (display));	450	DisplayString (display));
482	rxvt_emergency_cleanup ();	451	rxvt_emergency_cleanup ();
483	_exit (EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
484	}	453	}
485		454
486	/*----------------------------------------------------------------------*/
487	bool
488	rxvt_term::init (int argc, const char *const *argv)
489	{
490	SET_R (this);
491	set_locale ("");
492	set_environ (envv); // few things in X do not call setlocale :(
493
494	if (!init_vars ())
495	return false;
496
497	init_secondary ();
498
499	const char **cmd_argv = init_resources (argc, argv);
500
501	#ifdef KEYSYM_RESOURCE
502	keyboard->register_done ();
503	#endif
504
505	#if MENUBAR_MAX
506	menubar_read (rs[Rs_menu]);
507	#endif
508	#ifdef HAVE_SCROLLBARS
509	if (OPTION (Opt_scrollBar))
510	scrollBar.setIdle (); /* set existence for size calculations */
511	#endif
512
513	#if ENABLE_PERL
514	if (!rs[Rs_perl_ext_1])
515	rs[Rs_perl_ext_1] = "default";
516
517	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
518	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
519	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
520	{
521	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
522	// ignore some perl-related arguments if some bozo installed us set[ug]id
523	if (rxvt_tainted ())
524	{
525	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
526	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
527	{
528	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
529	rs[Rs_perl_lib] = 0;
530	rs[Rs_perl_eval] = 0;
531	}
532	}
533	#endif
534	rxvt_perl.init ();
535	setlocale (LC_CTYPE, curlocale); // perl init destroys current locale
536	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
537	}
538	#endif
539
540	create_windows (argc, argv);
541
542	dDisp;
543
544	init_xlocale ();
545
546	scr_reset (); // initialize screen
547
548	#if 0
549	XSynchronize (disp, True);
550	#endif
551
552	#ifdef HAVE_SCROLLBARS
553	if (OPTION (Opt_scrollBar))
554	resize_scrollbar (); /* create and map scrollbar */
555	#endif
556	#if (MENUBAR_MAX)
557	if (menubar_visible ())
558	XMapWindow (disp, menuBar.win);
559	#endif
560	#ifdef TRANSPARENT
561	if (OPTION (Opt_transparent))
562	{
563	XSelectInput (disp, display->root, PropertyChangeMask);
564	check_our_parents ();
565	rootwin_ev.start (display, display->root);
566	}
567	#endif
568
569	XMapWindow (disp, vt);
570	XMapWindow (disp, parent[0]);
571
572	set_colorfgbg ();
573
574	init_command (cmd_argv);
575
576	free (cmd_argv);
577
578	if (pty.pty >= 0)
579	pty_ev.start (pty.pty, EVENT_READ);
580
581	check_ev.start ();
582
583	HOOK_INVOKE ((this, HOOK_START, DT_END));
584
585	return true;
586	}
587
588	static struct sig_handlers	455	static struct sig_handlers
589	{	456	{
590	sig_watcher sw_chld, sw_term, sw_int;	457	ev::sig sw_term, sw_int;
591
592	void sig_chld (sig_watcher &w)
593	{
594	// we are being called for every SIGCHLD, find the corresponding term
595	int pid;
596
597	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
598	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
599	if (pid == (*t)->cmd_pid)
600	{
601	(*t)->child_exit ();
602	break;
603	}
604	}
605		458
606	/*	459	/*
607	* Catch a fatal signal and tidy up before quitting	460	* Catch a fatal signal and tidy up before quitting
608	*/	461	*/
609	void	462	void sig_term (ev::sig &w, int revents);
610	sig_term (sig_watcher &w)	463
		464	sig_handlers ()
611	{	465	{
612	#ifdef DEBUG_CMD
613	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
614	#endif
615	rxvt_emergency_cleanup ();
616	signal (w.signum, SIG_DFL);
617	kill (getpid (), w.signum);
618	}
619
620	sig_handlers ()
621	: sw_chld (this, &sig_handlers::sig_chld),
622	sw_term (this, &sig_handlers::sig_term),	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
623	sw_int (this, &sig_handlers::sig_term)	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
624	{
625	}	468	}
626	} sig_handlers;	469	} sig_handlers;
627		470
		471	void
		472	sig_handlers::sig_term (ev::sig &w, int revents)
		473	{
		474	rxvt_emergency_cleanup ();
		475	w.stop ();
		476	kill (getpid (), w.signum);
		477	}
		478
		479	static void
		480	rxvt_get_ttymode (struct termios *tio)
		481	{
		482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
		484
		485	for (int i = 0; i < NCCS; i++)
		486	tio->c_cc[i] = VDISABLE;
		487
		488	tio->c_cc[VINTR] = CINTR;
		489	tio->c_cc[VQUIT] = CQUIT;
		490	tio->c_cc[VERASE] = CERASE;
		491	#ifdef VERASE2
		492	tio->c_cc[VERASE2] = CERASE2;
		493	#endif
		494	tio->c_cc[VKILL] = CKILL;
		495	tio->c_cc[VEOF] = CEOF;
		496	tio->c_cc[VSTART] = CSTART;
		497	tio->c_cc[VSTOP] = CSTOP;
		498	tio->c_cc[VSUSP] = CSUSP;
		499	# ifdef VDSUSP
		500	tio->c_cc[VDSUSP] = CDSUSP;
		501	# endif
		502	# ifdef VREPRINT
		503	tio->c_cc[VREPRINT] = CRPRNT;
		504	# endif
		505	# ifdef VDISCRD
		506	tio->c_cc[VDISCRD] = CFLUSH;
		507	# endif
		508	# ifdef VWERSE
		509	tio->c_cc[VWERSE] = CWERASE;
		510	# endif
		511	# ifdef VLNEXT
		512	tio->c_cc[VLNEXT] = CLNEXT;
		513	# endif
		514	# ifdef VSTATUS
		515	tio->c_cc[VSTATUS] = CSTATUS;
		516	# endif
		517
		518	# if VMIN != VEOF
		519	tio->c_cc[VMIN] = 1;
		520	# endif
		521	# if VTIME != VEOL
		522	tio->c_cc[VTIME] = 0;
		523	# endif
		524
		525	/* input modes */
		526	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		527	# ifdef IMAXBEL
		528	| IMAXBEL
		529	# endif
		530	| IXON);
		531
		532	/* output modes */
		533	tio->c_oflag = (OPOST | ONLCR);
		534
		535	/* control modes */
		536	tio->c_cflag = (CS8 | CREAD);
		537
		538	/* local modes */
		539	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		540	# if defined (ECHOCTL) && defined (ECHOKE)
		541	| ECHOCTL | ECHOKE
		542	# endif
		543	| ECHOE | ECHOK);
		544	}
		545
628	char **rxvt_environ; // startup environment	546	char **rxvt_environ; // startup environment
629		547
630	void	548	void
631	rxvt_init ()	549	rxvt_init ()
632	{	550	{
		551	assert (("fontMask must not overlap other RS masks",
		552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		553
		554	rxvt_get_ttymode (&rxvt_term::def_tio);
		555
		556	// get rid of stdin/stdout as we don't need them, to free resources
		557	dup2 (STDERR_FILENO, STDIN_FILENO);
		558	dup2 (STDERR_FILENO, STDOUT_FILENO);
		559
		560	if (!ev_default_loop ())
		561	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		562
633	rxvt_environ = environ;	563	rxvt_environ = environ;
634
635	/*
636	* Save and then give up any super-user privileges
637	* If we need privileges in any area then we must specifically request it.
638	* We should only need to be root in these cases:
639	* 1. write utmp entries on some systems
640	* 2. chown tty on some systems
641	*/
642	rxvt_privileges (SAVE);
643	rxvt_privileges (IGNORE);
644		564
645	signal (SIGHUP, SIG_IGN);	565	signal (SIGHUP, SIG_IGN);
646	signal (SIGPIPE, SIG_IGN);	566	signal (SIGPIPE, SIG_IGN);
647		567
648	sig_handlers.sw_chld.start (SIGCHLD);
649	sig_handlers.sw_term.start (SIGTERM);	568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
650	sig_handlers.sw_int.start (SIGINT);	569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
651
652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
653	/* signal (SIGURG, SIG_DFL); */
654		570
655	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
656	// TODO: handle this with exceptions and tolerate the memory loss	572	// TODO: handle this with exceptions and tolerate the memory loss
657	XSetIOErrorHandler (rxvt_xioerror_handler);	573	XSetIOErrorHandler (rxvt_xioerror_handler);
658		574
659	XrmInitialize ();	575	XrmInitialize ();
660	}	576	}
661		577
662	/* ------------------------------------------------------------------------- *
663	* MEMORY ALLOCATION WRAPPERS *
664	* ------------------------------------------------------------------------- */
665	void *
666	rxvt_malloc (size_t size)
667	{
668	void *p = malloc (size);
669
670	if (!p)
671	rxvt_fatal ("memory allocation failure. aborting.\n");
672
673	return p;
674	}
675
676	void *
677	rxvt_calloc (size_t number, size_t size)
678	{
679	void *p = calloc (number, size);
680
681	if (!p)
682	rxvt_fatal ("memory allocation failure. aborting.\n");
683
684	return p;
685	}
686
687	void *
688	rxvt_realloc (void *ptr, size_t size)
689	{
690	void *p = realloc (ptr, size);
691
692	if (!p)
693	rxvt_fatal ("memory allocation failure. aborting.\n");
694
695	return p;
696	}
697
698	/* ------------------------------------------------------------------------- *
699	* PRIVILEGED OPERATIONS *
700	* ------------------------------------------------------------------------- */
701	/* take care of suid/sgid super-user (root) privileges */
702	void
703	rxvt_privileges (rxvt_privaction action)
704	{
705	#if ! defined(__CYGWIN32__)
706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
707	/* setreuid () is the poor man's setuid (), seteuid () */
708	# define seteuid(a) setreuid(-1, (a))
709	# define setegid(a) setregid(-1, (a))
710	# define HAVE_SETEUID
711	# endif
712	# ifdef HAVE_SETEUID
713	switch (action)
714	{
715	case IGNORE:
716	/*
717	* change effective uid/gid - not real uid/gid - so we can switch
718	* back to root later, as required
719	*/
720	setegid (getgid ());
721	seteuid (getuid ());
722	break;
723	case SAVE:
724	saved_egid = getegid ();
725	saved_euid = geteuid ();
726	break;
727	case RESTORE:
728	setegid (saved_egid);
729	seteuid (saved_euid);
730	break;
731	}
732	# else
733	switch (action)
734	{
735	case IGNORE:
736	setgid (getgid ());
737	setuid (getuid ());
738	/* FALLTHROUGH */
739	case SAVE:
740	/* FALLTHROUGH */
741	case RESTORE:
742	break;
743	}
744	# endif
745	#endif
746	}
747
748	#ifdef UTMP_SUPPORT
749	void
750	rxvt_term::privileged_utmp (rxvt_privaction action)
751	{
752	if (OPTION (Opt_utmpInhibit)
753	|| !pty.name || !*pty.name)
754	return;
755
756	rxvt_privileges (RESTORE);
757
758	if (action == SAVE)
759	makeutent (pty.name, rs[Rs_display_name]);
760	else
761	cleanutent ();
762
763	rxvt_privileges (IGNORE);
764	}
765	#endif
766
767	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
768	/*	579	/*
769	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
770	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
771	*/	582	*/
772	void	583	void
773	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
774	{	585	{
775	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
776	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
777	unsigned int w, h;	588	unsigned int w, h;
778	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
779	dDisp;
780
781	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
782	ncol, nrow, szHint.width, szHint.height));
783		590
784	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
785	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
786	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
787		594
…		…
795	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
796	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
797		604
798	if (flags & WidthValue)	605	if (flags & WidthValue)
799	{	606	{
		607	if (!w)
		608	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		609
800	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	610	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
801	szHint.flags |= USSize;	611	szHint.flags |= USSize;
802	}	612	}
803		613
804	if (flags & HeightValue)	614	if (flags & HeightValue)
805	{	615	{
		616	if (!h)
		617	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		618
806	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	619	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
807	szHint.flags |= USSize;	620	szHint.flags |= USSize;
808	}	621	}
809		622
810	if (flags & XValue)	623	if (flags & XValue)
811	{	624	{
…		…
842	max_width = MAX_COLS * fwidth;	655	max_width = MAX_COLS * fwidth;
843	max_height = MAX_ROWS * fheight;	656	max_height = MAX_ROWS * fheight;
844		657
845	szHint.base_width = szHint.base_height = 2 * int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
846		659
847	sb_w = mb_h = 0;
848	window_vt_x = window_vt_y = int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
849		661
850	if (scrollbar_visible ())	662	if (scrollBar.state)
851	{	663	{
852	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
853	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
854	if (!OPTION (Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
855	window_vt_x += sb_w;	668	window_vt_x += sb_w;
856	}	669	}
857		670
858	if (menubar_visible ())
859	{
860	mb_h = menuBar_TotalHeight ();
861	szHint.base_height += mb_h;
862	window_vt_y += mb_h;
863	}
864
865	szHint.width_inc = fwidth;	671	szHint.width_inc = fwidth;
866	szHint.height_inc = fheight;	672	szHint.height_inc = fheight;
867	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
868	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
869		675
870	if (newwidth && newwidth - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
871	{	677	{
872	szHint.width = newwidth;	678	szHint.width = newwidth;
…		…
887	{	693	{
888	min_it (height, max_height);	694	min_it (height, max_height);
889	szHint.height = szHint.base_height + height;	695	szHint.height = szHint.base_height + height;
890	}	696	}
891		697
892	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
893	window_sb_x = szHint.width - sb_w;
894
895	if (recalc_x)	698	if (recalc_x)
896	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		700
897	if (recalc_y)	701	if (recalc_y)
898	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
899		703
900	ncol = width / fwidth;	704	ncol = width / fwidth;
901	nrow = height / fheight;	705	nrow = height / fheight;
902	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
903	ncol, nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
904	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
905	return;	709	// extra areas not covered by the terminal screen. Such gaps, when a
		710	// bg pixmap is set, would have to be cleared manually to properly
		711	// refresh the background. We take the simpler route and shrink the
		712	// vt window so as to avoid creating gaps.
		713	vt_width = ncol * fwidth;
		714	vt_height = nrow * fheight;
906	}	715	}
907		716
908	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
909	/*	718	/*
910	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
911	* Called after a window size change.	720	* Called after a window size change.
912	*/	721	*/
913	void	722	void
914	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
915	{	724	{
916	if (pty.pty < 0)	725	if (pty->pty < 0)
917	return;	726	return;
918		727
919	struct winsize ws;	728	struct winsize ws;
920		729
921	ws.ws_col = ncol;	730	ws.ws_col = ncol;
922	ws.ws_row = nrow;	731	ws.ws_row = nrow;
923	ws.ws_xpixel = width;	732	ws.ws_xpixel = vt_width;
924	ws.ws_ypixel = height;	733	ws.ws_ypixel = vt_height;
925	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
926		735
927	#if 0	736	#if 0
928	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
929	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
930	kill (-cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
931	#endif	740	#endif
932	}	741	}
933		742
934	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
935	/* set_fonts () - load and set the various fonts	744	/* load and set the various fonts */
936	*
937	* init = 1 - initialize
938	*
939	* fontname == FONT_UP - switch to bigger font
940	* fontname == FONT_DN - switch to smaller font
941	*/
942	bool	745	bool
943	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
944	{	747	{
945	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
946	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
960	#endif	763	#endif
961		764
962	delete fontset[0];	765	delete fontset[0];
963	fontset[0] = fs;	766	fontset[0] = fs;
964		767
965	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
966	prop.height += lineSpace;	769	prop.height += lineSpace;
		770	prop.width += letterSpace;
		771
967	fs->set_prop (prop);	772	fs->set_prop (prop, false);
968		773
969	fwidth = prop.width;	774	fwidth = prop.width;
970	fheight = prop.height;	775	fheight = prop.height;
971	fbase = prop.ascent;	776	fbase = prop.ascent;
972		777
…		…
981	{	786	{
982	fontset[style] = fs = new rxvt_fontset (this);	787	fontset[style] = fs = new rxvt_fontset (this);
983	rxvt_fontprop prop2 = prop;	788	rxvt_fontprop prop2 = prop;
984		789
985	if (res)	790	if (res)
986	prop2.weight = prop2.slant = rxvt_fontprop::unset;	791	{
		792	fs->populate (res);
		793	fs->set_prop (prop2, false);
		794	}
987	else	795	else
988	{	796	{
989	res = fontset[0]->fontdesc;	797	fs->populate (fontset[0]->fontdesc);
990		798
991	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	799	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
992	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	800	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		801
		802	fs->set_prop (prop2, true);
993	}	803	}
994		804
995	fs->populate (res);
996	fs->set_prop (prop2);
997	}	805	}
998	#else	806	#else
999	fontset[style] = fontset[0];	807	fontset[style] = fontset[0];
1000	#endif	808	#endif
1001	}	809	}
1002		810
1003	if (parent[0])	811	if (parent)
1004	{	812	{
1005	resize_all_windows (0, 0, 0);	813	resize_all_windows (0, 0, 0);
1006	scr_remap_chars ();	814	scr_remap_chars ();
1007	scr_touch (true);	815	scr_touch (true);
1008	}	816	}
1009		817
1010	return true;	818	return true;
1011	}	819	}
1012		820
		821	void
1013	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	822	rxvt_term::set_string_property (Atom prop, const char *str, int len)
1014	{	823	{
1015	XChangeProperty (display->display, parent[0],	824	XChangeProperty (dpy, parent,
1016	prop, XA_STRING, 8, PropModeReplace,	825	prop, XA_STRING, 8, PropModeReplace,
1017	(const unsigned char *)str, len >= 0 ? len : strlen (str));	826	(const unsigned char *)str, len >= 0 ? len : strlen (str));
1018	}	827	}
1019		828
		829	void
		830	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		831	{
		832	XTextProperty ct;
		833
		834	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		835	{
		836	XSetTextProperty (dpy, parent, &ct, prop);
		837	XFree (ct.value);
		838	}
		839	}
		840
		841	void
1020	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	842	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1021	{	843	{
1022	wchar_t *ws = rxvt_mbstowcs (str, len);	844	wchar_t *ws = rxvt_mbstowcs (str, len);
1023	char *s = rxvt_wcstoutf8 (ws);	845	char *s = rxvt_wcstoutf8 (ws);
1024		846
1025	XChangeProperty (display->display, parent[0],	847	XChangeProperty (dpy, parent,
1026	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	848	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1027	(const unsigned char *)s, strlen (s));	849	(const unsigned char *)s, strlen (s));
1028		850
1029	free (s);	851	free (s);
1030	free (ws);	852	free (ws);
…		…
1034	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
1035	/* xterm sequences - title, iconName, color (exptl) */	857	/* xterm sequences - title, iconName, color (exptl) */
1036	void	858	void
1037	rxvt_term::set_title (const char *str)	859	rxvt_term::set_title (const char *str)
1038	{	860	{
1039	set_string_property (XA_WM_NAME, str);	861	set_mbstring_property (XA_WM_NAME, str);
1040	#if ENABLE_EWMH	862	#if ENABLE_EWMH
1041	set_utf8_property (xa[XA_NET_WM_NAME], str);	863	set_utf8_property (xa[XA_NET_WM_NAME], str);
1042	#endif	864	#endif
1043	}	865	}
1044		866
1045	void	867	void
1046	rxvt_term::set_icon_name (const char *str)	868	rxvt_term::set_icon_name (const char *str)
1047	{	869	{
1048	set_string_property (XA_WM_ICON_NAME, str);	870	set_mbstring_property (XA_WM_ICON_NAME, str);
1049	#if ENABLE_EWMH	871	#if ENABLE_EWMH
1050	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	872	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1051	#endif	873	#endif
1052	}	874	}
1053		875
		876	void
		877	rxvt_term::set_window_color (int idx, const char *color)
		878	{
1054	#ifdef XTERM_COLOR_CHANGE	879	#ifdef XTERM_COLOR_CHANGE
1055	void
1056	rxvt_term::set_window_color (int idx, const char *color)
1057	{
1058	rxvt_color xcol;	880	rxvt_color xcol;
1059	int i;
1060		881
1061	if (color == NULL || *color == '\0')	882	if (color == NULL || *color == '\0')
1062	return;	883	return;
1063		884
		885	color = strdup (color);
		886	allocated.push_back ((void *)color);
		887	rs[Rs_color + idx] = color;
		888
1064	/* handle color aliases */	889	/* handle color aliases */
1065	if (isdigit (*color))	890	if (isdigit (*color))
1066	{	891	{
1067	i = atoi (color);	892	int i = atoi (color);
1068		893
1069	if (i >= 8 && i <= 15)	894	if (i >= 8 && i <= 15)
		895	{
1070	{ /* bright colors */	896	/* bright colors */
1071	i -= 8;
1072	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	897	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1073	SET_PIXCOLOR (idx);
1074	goto done;	898	goto done;
1075	}	899	}
1076		900
1077	if (i >= 0 && i <= 7)	901	if (i >= 0 && i <= 7)
		902	{
1078	{ /* normal colors */	903	/* normal colors */
1079	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1080	SET_PIXCOLOR (idx);
1081	goto done;	905	goto done;
1082	}	906	}
1083	}	907	}
1084		908
1085	if (!rXParseAllocColor (&xcol, color))	909	set_color (xcol, color);
1086	return;
1087
1088	/* XStoreColor (display->display, display->cmap, XColor*); */
1089		910
1090	/*	911	/*
1091	* FIXME: should free colors here, but no idea how to do it so instead,	912	* FIXME: should free colors here, but no idea how to do it so instead,
1092	* so just keep gobbling up the colormap	913	* so just keep gobbling up the colormap
1093	*/	914	*/
1094	# if 0
1095	for (i = Color_Black; i <= Color_White; i++)
1096	if (pix_colors[idx] == pix_colors[i])
1097	break;
1098	if (i > Color_White)
1099	{
1100	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1101	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1102	DisplayPlanes (display->display, display->screen));
1103	}
1104	# endif
1105		915
1106	pix_colors_focused[idx] = xcol;	916	pix_colors_focused[idx] = xcol;
1107	SET_PIXCOLOR (idx);
1108		917
1109	/* XSetWindowAttributes attr; */
1110	/* Cursor cursor; */
1111	done:	918	done:
1112
1113	#if OFF_FOCUS_FADING
1114	if (rs[Rs_fade])
1115	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1116	#endif
1117
1118	/*TODO: handle Color_BD, scrollbar background, etc. */	919	/*TODO: handle Color_BD, scrollbar background, etc. */
1119		920
		921	update_fade_color (idx);
1120	recolour_cursor ();	922	recolour_cursor ();
1121	scr_recolour ();	923	scr_recolour ();
		924	#endif /* XTERM_COLOR_CHANGE */
1122	}	925	}
1123
1124	#else
1125	# define set_window_color (idx,color) ((void)0)
1126	#endif /* XTERM_COLOR_CHANGE */
1127		926
1128	void	927	void
1129	rxvt_term::recolour_cursor ()	928	rxvt_term::recolour_cursor ()
1130	{	929	{
1131	XColor xcol[2];	930	XColor fg, bg;
1132		931
1133	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	932	(ISSET_PIXCOLOR (Color_pointer_fg)
1134	? pix_colors_focused[Color_pointer_fg]	933	? pix_colors_focused[Color_pointer_fg]
1135	: pix_colors_focused[Color_fg];	934	: pix_colors_focused[Color_fg]).get (fg);
		935
1136	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	936	(ISSET_PIXCOLOR (Color_pointer_bg)
1137	? pix_colors_focused[Color_pointer_bg]	937	? pix_colors_focused[Color_pointer_bg]
1138	: pix_colors_focused[Color_bg];	938	: pix_colors_focused[Color_bg]).get (bg);
1139		939
1140	XQueryColors (display->display, display->cmap, xcol, 2);	940	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1141	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1142	}	941	}
1143		942
1144	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
1145	/*	944	/*
1146	* find if fg/bg matches any of the normal (low-intensity) colors	945	* find if fg/bg matches any of the normal (low-intensity) colors
1147	*/	946	*/
1148	void	947	char *
1149	rxvt_term::set_colorfgbg ()	948	rxvt_term::get_colorfgbg ()
1150	{	949	{
1151	unsigned int i;	950	unsigned int i;
1152	const char *xpmb = "\0";	951	const char *xpmb = "";
1153	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	952	char fstr[] = "default";
		953	char bstr[] = "default";
		954	char *env_colorfgbg;
1154		955
1155	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1156	strcpy (fstr, "default");
1157	strcpy (bstr, "default");
1158	for (i = Color_Black; i <= Color_White; i++)	956	for (i = Color_Black; i <= Color_White; i++)
1159	if (pix_colors[Color_fg] == pix_colors[i])	957	if (pix_colors[Color_fg] == pix_colors[i])
1160	{	958	{
1161	sprintf (fstr, "%d", (i - Color_Black));	959	sprintf (fstr, "%d", i - Color_Black);
1162	break;	960	break;
1163	}	961	}
1164		962
1165	for (i = Color_Black; i <= Color_White; i++)	963	for (i = Color_Black; i <= Color_White; i++)
1166	if (pix_colors[Color_bg] == pix_colors[i])	964	if (pix_colors[Color_bg] == pix_colors[i])
1167	{	965	{
1168	sprintf (bstr, "%d", (i - Color_Black));	966	sprintf (bstr, "%d", i - Color_Black);
1169	#ifdef XPM_BACKGROUND	967	#ifdef BG_IMAGE_FROM_FILE
1170	xpmb = "default;";	968	xpmb = "default;";
1171	#endif	969	#endif
1172	break;	970	break;
1173	}	971	}
1174		972
		973	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1175	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	974	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		975	return env_colorfgbg;
1176	}	976	}
1177		977
1178	/*----------------------------------------------------------------------*/	978	/*----------------------------------------------------------------------*/
1179		979
1180	int	980	bool
1181	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	981	rxvt_term::set_color (rxvt_color &color, const char *name)
1182	{	982	{
1183	if (!screen_in_out->set (display, colour))	983	if (color.set (this, name))
1184	{
1185	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1186	return false;
1187	}
1188
1189	return true;	984	return true;
		985
		986	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		987	return false;
		988	}
		989
		990	void
		991	rxvt_term::alias_color (int dst, int src)
		992	{
		993	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1190	}	994	}
1191		995
1192	/* -------------------------------------------------------------------- *	996	/* -------------------------------------------------------------------- *
1193	* - WINDOW RESIZING - *	997	* - WINDOW RESIZING - *
1194	* -------------------------------------------------------------------- */	998	* -------------------------------------------------------------------- */
1195	void	999	void
1196	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1000	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1197	{	1001	{
1198	int fix_screen;	1002	int fix_screen;
1199	int old_width = szHint.width, old_height = szHint.height;	1003	int old_width = szHint.width;
1200	dDisp;	1004	int old_height = szHint.height;
1201		1005
1202	window_calc (newwidth, newheight);	1006	window_calc (newwidth, newheight);
		1007
		1008	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1009
		1010	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1011	if (set_hint)
		1012	{
		1013	szHint.flags &= ~(PBaseSize | PResizeInc);
1203	XSetWMNormalHints (disp, parent[0], &szHint);	1014	XSetWMNormalHints (dpy, parent, &szHint);
		1015	szHint.flags |= PBaseSize | PResizeInc;
		1016	}
1204		1017
1205	if (!ignoreparent)	1018	if (!ignoreparent)
1206	{	1019	{
1207	#ifdef SMART_RESIZE	1020	#ifdef SMART_RESIZE
1208	/*	1021	/*
…		…
1212	int x, y, x1, y1;	1025	int x, y, x1, y1;
1213	int dx, dy;	1026	int dx, dy;
1214	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1027	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1215	Window unused_cr;	1028	Window unused_cr;
1216		1029
1217	XTranslateCoordinates (disp, parent[0], display->root,	1030	XTranslateCoordinates (dpy, parent, display->root,
1218	0, 0, &x, &y, &unused_cr);	1031	0, 0, &x, &y, &unused_cr);
1219	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1032	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1220	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1033	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1221	/*	1034	/*
1222	* if display->root isn't the parent window, a WM will probably have offset	1035	* if display->root isn't the parent window, a WM will probably have offset
1223	* our position for handles and decorations. Counter it	1036	* our position for handles and decorations. Counter it
1224	*/	1037	*/
…		…
1226	{	1039	{
1227	x -= x1;	1040	x -= x1;
1228	y -= y1;	1041	y -= y1;
1229	}	1042	}
1230		1043
1231	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1044	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1232	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1045	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1233	dx = old_width - szHint.width;	1046	dx = old_width - szHint.width;
1234	dy = old_height - szHint.height;	1047	dy = old_height - szHint.height;
1235		1048
1236	/* Check position of the center of the window */	1049	/* Check position of the center of the window */
1237	if (x < x1) /* left half */	1050	if (x < x1) /* left half */
1238	dx = 0;	1051	dx = 0;
…		…
1241	if (y < y1) /* top half */	1054	if (y < y1) /* top half */
1242	dy = 0;	1055	dy = 0;
1243	else if (y == y1) /* exact center */	1056	else if (y == y1) /* exact center */
1244	dy /= 2;	1057	dy /= 2;
1245		1058
1246	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1059	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1247	szHint.width, szHint.height);	1060	szHint.width, szHint.height);
1248	#else	1061	#else
1249	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1062	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1250	#endif	1063	#endif
1251	}	1064	}
		1065
		1066	if (set_hint)
		1067	XSetWMNormalHints (dpy, parent, &szHint);
1252		1068
1253	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1069	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1254		1070
1255	if (fix_screen || newwidth != old_width || newheight != old_height)	1071	if (fix_screen || newwidth != old_width || newheight != old_height)
1256	{	1072	{
1257	if (scrollbar_visible ())	1073	if (scrollBar.state)
1258	{	1074	scrollBar.resize ();
1259	XMoveResizeWindow (disp, scrollBar.win,
1260	window_sb_x, 0,
1261	scrollbar_TotalWidth (), szHint.height);
1262	resize_scrollbar ();
1263	}
1264		1075
1265	if (menubar_visible ())
1266	XMoveResizeWindow (disp, menuBar.win,
1267	window_vt_x, 0,
1268	width, menuBar_TotalHeight ());
1269
1270	XMoveResizeWindow (disp, vt,	1076	XMoveResizeWindow (dpy, vt,
1271	window_vt_x, window_vt_y,	1077	window_vt_x, window_vt_y,
1272	width, height);	1078	vt_width, vt_height);
1273		1079
1274	scr_clear ();	1080	#ifdef HAVE_BG_PIXMAP
1275	#ifdef XPM_BACKGROUND	1081	if (bg_window_size_sensitive ())
1276	resize_pixmap ();	1082	update_background ();
1277	#endif	1083	#endif
1278	}	1084	}
1279		1085
1280	if (fix_screen || old_height == 0)	1086	if (fix_screen || old_height == 0)
1281	{
1282	int curr_screen = -1;
1283	int old_ncol = prev_ncol;
1284
1285	/* scr_reset only works on the primary screen */
1286	if (old_height) /* this is not the first time through */
1287	{
1288	unsigned int ocol = ncol;
1289	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1290	curr_screen = scr_change_screen (PRIMARY);
1291	ncol = ocol;
1292	}
1293
1294	scr_reset ();	1087	scr_reset ();
1295
1296	if (curr_screen >= 0) /* this is not the first time through */
1297	{
1298	scr_change_screen (curr_screen);
1299	selection_check (old_ncol != ncol ? 4 : 0);
1300	}
1301	}
1302
1303	old_width = szHint.width;
1304	old_height = szHint.height;
1305
1306	#ifdef XPM_BACKGROUND
1307	if (pixmap)
1308	scr_touch (false);
1309	#endif
1310		1088
1311	#ifdef USE_XIM	1089	#ifdef USE_XIM
1312	IMSetStatusPosition ();	1090	im_set_position ();
1313	#endif	1091	#endif
1314	}	1092	}
1315		1093
1316	/*	1094	/*
1317	* Set the width/height of the vt window in characters. Units are pixels.	1095	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1322	{	1100	{
1323	XWindowAttributes wattr;	1101	XWindowAttributes wattr;
1324		1102
1325	if (newwidth == 0 || newheight == 0)	1103	if (newwidth == 0 || newheight == 0)
1326	{	1104	{
1327	XGetWindowAttributes (display->display, display->root, &wattr);	1105	XGetWindowAttributes (dpy, display->root, &wattr);
1328		1106
1329	if (newwidth == 0)	1107	if (newwidth == 0)
1330	newwidth = wattr.width - szHint.base_width;	1108	newwidth = wattr.width - szHint.base_width;
1331	if (newheight == 0)	1109	if (newheight == 0)
1332	newheight = wattr.height - szHint.base_height;	1110	newheight = wattr.height - szHint.base_height;
1333	}	1111	}
1334		1112
1335	if (newwidth != width || newheight != height)	1113	if (newwidth != vt_width || newheight != vt_height)
1336	{	1114	{
1337	newwidth += szHint.base_width;	1115	newwidth += szHint.base_width;
1338	newheight += szHint.base_height;	1116	newheight += szHint.base_height;
1339	resize_all_windows (newwidth, newheight, 0);	1117	resize_all_windows (newwidth, newheight, 0);
1340	}	1118	}
…		…
1346	#ifdef USE_XIM	1124	#ifdef USE_XIM
1347		1125
1348	void	1126	void
1349	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1127	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1350	{	1128	{
1351	fg = pix_colors[Color_fg];	1129	fg = pix_colors [Color_fg];
1352	bg = pix_colors[Color_bg];	1130	bg = pix_colors [Color_bg];
1353	}	1131	}
1354		1132
1355	void	1133	void
1356	rxvt_term::im_set_size (XRectangle &size)	1134	rxvt_term::im_set_size (XRectangle &size)
1357	{	1135	{
…		…
1378	status_rect.height = fheight;	1156	status_rect.height = fheight;
1379	}	1157	}
1380		1158
1381	/* Checking whether input method is running. */	1159	/* Checking whether input method is running. */
1382	bool	1160	bool
1383	rxvt_term::IMisRunning ()	1161	rxvt_term::im_is_running ()
1384	{	1162	{
1385	char *p;
1386	Atom atom;	1163	Atom atom;
1387	Window win;	1164	Window win;
1388	char server[IMBUFSIZ];	1165	char server[IMBUFSIZ];
1389		1166
1390	/* get current locale modifier */	1167	/* get current locale modifier */
1391	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1168	if (char *p = XSetLocaleModifiers (0))
1392	{	1169	{
1393	strcpy (server, "@server=");	1170	strcpy (server, "@server=");
1394	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1171	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1395		1172
1396	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1173	if (p = strchr (server + 1, '@')) /* first one only */
1397	*p = '\0';	1174	*p = '\0';
1398		1175
1399	atom = XInternAtom (display->display, server, False);	1176	atom = XInternAtom (dpy, server, False);
1400	win = XGetSelectionOwner (display->display, atom);	1177	win = XGetSelectionOwner (dpy, atom);
1401		1178
1402	if (win != None)	1179	if (win != None)
1403	return True;	1180	return true;
1404	}	1181	}
1405		1182
1406	return False;	1183	return false;
1407	}	1184	}
1408		1185
1409	void	1186	void
1410	rxvt_term::IMSendSpot ()	1187	rxvt_term::im_send_spot ()
1411	{	1188	{
1412	XPoint nspot;	1189	XPoint nspot;
1413	XVaNestedList preedit_attr;	1190	XVaNestedList preedit_attr;
1414		1191
1415	if (!Input_Context	1192	if (!Input_Context
1416	|| !focus	1193	|| !focus
1417	|| !(input_style & XIMPreeditPosition))	1194	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1418	return;	1195	return;
1419		1196
1420	im_set_position (nspot);	1197	im_set_position (nspot);
1421		1198
1422	if (nspot.x == spot.x && nspot.y == spot.y)	1199	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1441	input_method = 0;	1218	input_method = 0;
1442	}	1219	}
1443		1220
1444	Input_Context = 0;	1221	Input_Context = 0;
1445	}	1222	}
		1223
		1224	#ifdef ENABLE_XIM_ONTHESPOT
		1225
		1226	static void
		1227	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1228	{
		1229	((rxvt_term *)client_data)->make_current ();
		1230	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1235	{
		1236	((rxvt_term *)client_data)->make_current ();
		1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1238	}
		1239
		1240	static void
		1241	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1242	{
		1243	rxvt_term *term = (rxvt_term *)client_data;
		1244	XIMText *text = call_data->text;
		1245
		1246	term->make_current ();
		1247
		1248	if (text)
		1249	{
		1250	wchar_t *str;
		1251
		1252	if (!text->encoding_is_wchar && text->string.multi_byte)
		1253	{
		1254	// of course, X makes it ugly again
		1255	if (term->rs[Rs_imLocale])
		1256	SET_LOCALE (term->rs[Rs_imLocale]);
		1257
		1258	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1259	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1260
		1261	if (term->rs[Rs_imLocale])
		1262	SET_LOCALE (term->locale);
		1263	}
		1264	else
		1265	str = text->string.wide_char;
		1266
		1267	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1268	DT_INT, call_data->caret,
		1269	DT_INT, call_data->chg_first,
		1270	DT_INT, call_data->chg_length,
		1271	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1272	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1273	DT_END));
		1274	}
		1275	else
		1276	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1277	DT_INT, call_data->caret,
		1278	DT_INT, call_data->chg_first,
		1279	DT_INT, call_data->chg_length,
		1280	DT_END));
		1281	}
		1282
		1283	#if 0
		1284	static void
		1285	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1289	DT_INT, call_data->position,
		1290	DT_INT, call_data->direction,
		1291	DT_INT, call_data->style,
		1292	DT_END));
		1293	}
		1294	#endif
		1295
		1296	#endif
1446		1297
1447	/*	1298	/*
1448	* Try to open a XIM with the current modifiers, then see if we can	1299	* Try to open a XIM with the current modifiers, then see if we can
1449	* open a suitable preedit type	1300	* open a suitable preedit type
1450	*/	1301	*/
1451	bool	1302	bool
1452	rxvt_term::IM_get_IC (const char *modifiers)	1303	rxvt_term::im_get_ic (const char *modifiers)
1453	{	1304	{
1454	int i, j, found;	1305	int i, j, found;
1455	XIM xim;	1306	XIM xim;
1456	XPoint spot;	1307	XPoint spot;
1457	XRectangle rect, status_rect, needed_rect;	1308	XRectangle rect, status_rect, needed_rect;
…		…
1463	set_environ (envv);	1314	set_environ (envv);
1464		1315
1465	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1316	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1466	return false;	1317	return false;
1467		1318
1468	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1469	input_method = display->get_xim (locale, modifiers);	1319	input_method = display->get_xim (locale, modifiers);
1470	if (input_method == NULL)	1320	if (input_method == NULL)
1471	return false;	1321	return false;
1472		1322
1473	xim = input_method->xim;	1323	xim = input_method->xim;
…		…
1488	p = pet[pi];	1338	p = pet[pi];
1489		1339
1490	if (!p)	1340	if (!p)
1491	continue;	1341	continue;
1492		1342
1493	s = rxvt_splitcommastring (p);	1343	s = rxvt_strsplit (',', p);
1494		1344
1495	for (i = found = 0; !found && s[i]; i++)	1345	for (i = found = 0; !found && s[i]; i++)
1496	{	1346	{
1497	if (!strcmp (s[i], "OverTheSpot"))	1347	if (!strcmp (s[i], "OverTheSpot"))
1498	input_style = (XIMPreeditPosition | XIMStatusNothing);	1348	input_style = XIMPreeditPosition | XIMStatusNothing;
1499	else if (!strcmp (s[i], "OffTheSpot"))	1349	else if (!strcmp (s[i], "OffTheSpot"))
1500	input_style = (XIMPreeditArea | XIMStatusArea);	1350	input_style = XIMPreeditArea | XIMStatusArea;
1501	else if (!strcmp (s[i], "Root"))	1351	else if (!strcmp (s[i], "Root"))
1502	input_style = (XIMPreeditNothing | XIMStatusNothing);	1352	input_style = XIMPreeditNothing | XIMStatusNothing;
1503	else if (!strcmp (s[i], "None"))	1353	else if (!strcmp (s[i], "None"))
1504	input_style = (XIMPreeditNone | XIMStatusNone);	1354	input_style = XIMPreeditNone | XIMStatusNone;
		1355	#ifdef ENABLE_XIM_ONTHESPOT
		1356	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1357	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1358	#endif
		1359	else
		1360	input_style = XIMPreeditNothing | XIMStatusNothing;
1505		1361
1506	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1507	if (input_style == xim_styles->supported_styles[j])	1363	if (input_style == xim_styles->supported_styles[j])
1508	{	1364	{
1509	rxvt_freecommastring (s);	1365	rxvt_free_strsplit (s);
1510		1366
1511	found = 1;	1367	found = 1;
1512	goto foundpet;	1368	goto foundpet;
1513	}	1369	}
1514		1370
1515	}	1371	}
1516		1372
1517	rxvt_freecommastring (s);	1373	rxvt_free_strsplit (s);
1518	}	1374	}
1519		1375
1520	foundpet:	1376	foundpet:
1521		1377
1522	XFree (xim_styles);	1378	XFree (xim_styles);
…		…
1547	"*",	1403	"*",
1548	fheight,	1404	fheight,
1549	fheight + 1, fheight - 1,	1405	fheight + 1, fheight - 1,
1550	fheight - 2, fheight + 2);	1406	fheight - 2, fheight + 2);
1551		1407
1552	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1408	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1553	&missing_charset_list, &missing_charset_count, &def_string);	1409	&missing_charset_list, &missing_charset_count, &def_string);
1554		1410
1555	if (missing_charset_list)	1411	if (missing_charset_list)
1556	XFreeStringList (missing_charset_list);	1412	XFreeStringList (missing_charset_list);
1557		1413
…		…
1598	XNBackground, bg,	1454	XNBackground, bg,
1599	XNArea, &status_rect,	1455	XNArea, &status_rect,
1600	XNFontSet, fs,	1456	XNFontSet, fs,
1601	NULL);	1457	NULL);
1602	}	1458	}
		1459	#if ENABLE_XIM_ONTHESPOT
		1460	else if (input_style & XIMPreeditCallbacks)
		1461	{
		1462	XIMCallback xcb[4];
		1463
		1464	im_set_position (spot);
		1465
		1466	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1467	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1468	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1469	# if 0
		1470	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1471	# endif
		1472
		1473	preedit_attr = XVaCreateNestedList (0,
		1474	XNSpotLocation, &spot,
		1475	XNPreeditStartCallback, &xcb[0],
		1476	XNPreeditDoneCallback , &xcb[1],
		1477	XNPreeditDrawCallback , &xcb[2],
		1478	# if 0
		1479	XNPreeditCaretCallback, &xcb[3],
		1480	# endif
		1481	NULL);
		1482	}
		1483	#endif
1603		1484
1604	Input_Context = XCreateIC (xim,	1485	Input_Context = XCreateIC (xim,
1605	XNInputStyle, input_style,	1486	XNInputStyle, input_style,
1606	XNClientWindow, vt,	1487	XNClientWindow, vt,
1607	XNFocusWindow, parent[0],	1488	XNFocusWindow, parent,
1608	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1609	preedit_attr,	1490	preedit_attr,
1610	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1611	status_attr, NULL);	1492	status_attr, NULL);
1612		1493
1613	if (preedit_attr) XFree (preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1614	if (status_attr) XFree (status_attr);	1495	if (status_attr) XFree (status_attr);
1615	if (fs) XFreeFontSet (display->display, fs);	1496	if (fs) XFreeFontSet (dpy, fs);
1616		1497
1617	if (Input_Context == NULL)	1498	if (Input_Context == NULL)
1618	{	1499	{
1619	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1620	im_destroy ();	1501	im_destroy ();
1621	return false;	1502	return false;
1622	}	1503	}
1623		1504
1624	if (input_style & XIMPreeditArea)	1505	#if 0
1625	IMSetStatusPosition ();	1506	// unfortunately, only the focus window is used by XIM, hard to fix
		1507	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1508	vt_select_input ();
		1509	#endif
1626		1510
1627	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1511	im_set_position ();
		1512
1628	return true;	1513	return true;
1629	}	1514	}
1630		1515
1631	void	1516	void
1632	rxvt_term::im_cb ()	1517	rxvt_term::im_cb ()
…		…
1638		1523
1639	make_current ();	1524	make_current ();
1640		1525
1641	im_destroy ();	1526	im_destroy ();
1642		1527
1643	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1644	if (Input_Context)	1528	if (Input_Context)
1645	return;	1529	return;
1646		1530
1647	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1648	if (rs[Rs_imLocale])	1531	if (rs[Rs_imLocale])
1649	SET_LOCALE (rs[Rs_imLocale]);	1532	SET_LOCALE (rs[Rs_imLocale]);
1650	#endif
1651		1533
1652	p = rs[Rs_inputMethod];	1534	p = rs[Rs_inputMethod];
1653	if (p && *p)	1535	if (p && *p)
1654	{	1536	{
1655	bool found = false;	1537	bool found = false;
1656		1538
1657	s = rxvt_splitcommastring (p);	1539	s = rxvt_strsplit (',', p);
1658		1540
1659	for (i = 0; s[i]; i++)	1541	for (i = 0; s[i]; i++)
1660	{	1542	{
1661	if (*s[i])	1543	if (*s[i])
1662	{	1544	{
1663	strcpy (buf, "@im=");	1545	strcpy (buf, "@im=");
1664	strncat (buf, s[i], IMBUFSIZ - 5);	1546	strncat (buf, s[i], IMBUFSIZ - 5);
1665	if (IM_get_IC (buf))	1547	if (im_get_ic (buf))
1666	{	1548	{
1667	found = true;	1549	found = true;
1668	break;	1550	break;
1669	}	1551	}
1670	}	1552	}
1671	}	1553	}
1672		1554
1673	rxvt_freecommastring (s);	1555	rxvt_free_strsplit (s);
1674		1556
1675	if (found)	1557	if (found)
1676	goto done;	1558	goto done;
1677	}	1559	}
1678		1560
1679	/* try with XMODIFIERS env. var. */	1561	/* try with XMODIFIERS env. var. */
1680	if (IM_get_IC (""))	1562	if (im_get_ic (""))
1681	goto done;	1563	goto done;
1682		1564
1683	/* try with no modifiers base IF the user didn't specify an IM */	1565	/* try with no modifiers base IF the user didn't specify an IM */
1684	if (IM_get_IC ("@im=none"))	1566	if (im_get_ic ("@im=none"))
1685	goto done;	1567	goto done;
1686		1568
1687	done:	1569	done: ;
1688	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1689	if (rs[Rs_imLocale])	1570	if (rs[Rs_imLocale])
1690	SET_LOCALE (locale);	1571	SET_LOCALE (locale);
1691	#endif
1692	}	1572	}
1693		1573
1694	void	1574	void
1695	rxvt_term::IMSetStatusPosition ()	1575	rxvt_term::im_set_position ()
1696	{	1576	{
1697	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1698	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1699		1579
1700	if (!Input_Context	1580	if (!Input_Context
1701	|| !focus	1581	|| !focus
1702	|| !(input_style & XIMPreeditArea)	1582	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1703	|| !IMisRunning ())	1583	|| !im_is_running ())
1704	return;	1584	return;
1705		1585
		1586	if (input_style & XIMPreeditPosition)
		1587	{
		1588	im_set_size (preedit_rect);
		1589	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1590
		1591	XSetICValues (Input_Context,
		1592	XNPreeditAttributes, preedit_attr, NULL);
		1593	}
		1594	else
		1595	{
1706	/* Getting the necessary width of preedit area */	1596	/* Getting the necessary width of preedit area */
1707	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1597	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1708	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1598	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1709	XFree (status_attr);	1599	XFree (status_attr);
1710		1600
1711	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1601	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1712	XFree (needed_rect);	1602	XFree (needed_rect);
1713		1603
1714	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1604	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1715	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1716		1606
1717	XSetICValues (Input_Context,	1607	XSetICValues (Input_Context,
1718	XNPreeditAttributes, preedit_attr,	1608	XNPreeditAttributes, preedit_attr,
1719	XNStatusAttributes, status_attr, NULL);	1609	XNStatusAttributes, status_attr,
		1610	NULL);
1720		1611
		1612	XFree (status_attr);
		1613	}
		1614
1721	XFree (preedit_attr);	1615	XFree (preedit_attr);
1722	XFree (status_attr);
1723	}	1616	}
1724	#endif /* USE_XIM */	1617	#endif /* USE_XIM */
1725		1618
1726	/*----------------------------------------------------------------------*/	1619	void
1727	rxvt_t rxvt_current_term;	1620	rxvt_term::get_window_origin (int &x, int &y)
		1621	{
		1622	Window cr;
		1623	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1624	}
		1625
		1626	Pixmap
		1627	rxvt_term::get_pixmap_property (Atom property)
		1628	{
		1629	Pixmap pixmap = None;
		1630
		1631	int aformat;
		1632	unsigned long nitems, bytes_after;
		1633	Atom atype;
		1634	unsigned char *prop;
		1635	int result = XGetWindowProperty (dpy, display->root, property,
		1636	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1637	&nitems, &bytes_after, &prop);
		1638	if (result == Success)
		1639	{
		1640	if (atype == XA_PIXMAP)
		1641	pixmap = *(Pixmap *)prop;
		1642	XFree (prop);
		1643	}
		1644
		1645	return pixmap;
		1646	}
		1647
		1648	#ifdef HAVE_BG_PIXMAP
		1649
		1650	void
		1651	rxvt_term::update_background ()
		1652	{
		1653	if (update_background_ev.is_active ())
		1654	return;
		1655
		1656	bg_invalidate ();
		1657
		1658	if (!mapped)
		1659	return;
		1660
		1661	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1662
		1663	if (to_wait <= 0.)
		1664	bg_render ();
		1665	else
		1666	update_background_ev.start (to_wait);
		1667	}
		1668
		1669	void
		1670	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1671	{
		1672	make_current ();
		1673
		1674	update_background_ev.stop ();
		1675	bg_render ();
		1676	refresh_check ();
		1677	}
		1678
		1679	#endif /* HAVE_BG_PIXMAP */
1728		1680
1729	/*----------------------- end-of-file (C source) -----------------------*/	1681	/*----------------------- end-of-file (C source) -----------------------*/

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