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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.169 by root, Tue Jan 10 18:09:22 2006 UTC vs.
Revision 1.373 by root, Mon May 28 16:40:03 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	}	89	}
93		90
94	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
95	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
96		93
97	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)
98	{	95	{
99	compose_char *cc;	96	compose_char *cc;
100		97
101	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
102	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
103	cc = (*this)[c1];	100	cc = (*this)[c1];
104	while (cc)	101	while (cc)
105	{	102	{
106	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
107	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
108	}	105	}
109		106
110	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
111	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
112	{
113	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
114	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
115	}
116		111
117	// allocate a new combination	112	// allocate a new combination
118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119	{	114	{
120	static int seen;	115	static int seen;
121		116
122	if (!seen++)	117	if (!seen++)
123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
124		119
125	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
126	}	121	}
127		122
128	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
154		149
155	}	150	}
156	#endif	151	#endif
157		152
158	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
159	:	154	{
160	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
162	#endif
163	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev (this, &rxvt_term::x_cb),
165	#endif
166	#ifdef MENUBAR
167	menubar_ev (this, &rxvt_term::x_cb),
168	#endif	157	#endif
169	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
170	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);
171	#endif	160	#endif
172	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
173	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);
174	#endif	163	#endif
175	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
176	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
177	#endif	166	#endif
178	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
179	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
180	#endif	169	#endif
181	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
182	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),
183	#endif	179	#endif
184	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
185	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
186	#endif	182	#endif
187	#ifdef USE_XIM	183	#ifndef NO_BELL
188	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
189	#endif	185	#endif
190	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
191	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
192	check_ev (this, &rxvt_term::check_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
193	flush_ev (this, &rxvt_term::flush_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
194	destroy_ev (this, &rxvt_term::destroy_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195	pty_ev (this, &rxvt_term::pty_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
196	incr_ev (this, &rxvt_term::incr_cb)	192
197	{
198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
199		194
200	termlist.push_back (this);	195	termlist.push_back (this);
201		196
202	#ifdef KEYSYM_RESOURCE	197	#ifdef KEYSYM_RESOURCE
203	keyboard = new keyboard_manager;	198	keyboard = new keyboard_manager;
204
205	if (!keyboard)
206	rxvt_fatal ("out of memory, aborting.\n");
207	#endif	199	#endif
208	}	200	}
209		201
210	// 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.
211	// for use before an emergency exit	203	// for use before an emergency exit
		204	void
212	void rxvt_term::emergency_cleanup ()	205	rxvt_term::emergency_cleanup ()
213	{	206	{
214	if (cmd_pid)	207	if (cmd_pid)
215	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
216		209
217	#ifdef UTMP_SUPPORT	210	pty_ev.stop ();
218	privileged_utmp (RESTORE);	211	delete pty; pty = 0;
219	#endif
220
221	pty.put ();
222	}	212	}
223		213
224	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
225	{	215	{
226	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
227
228	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
229		217
230	emergency_cleanup ();	218	emergency_cleanup ();
231		219
232	#if ENABLE_STYLES	220	#if ENABLE_STYLES
…		…
234	if (fontset[i] != fontset[0])	222	if (fontset[i] != fontset[0])
235	delete fontset[i];	223	delete fontset[i];
236	#endif	224	#endif
237	delete fontset[0];	225	delete fontset[0];
238		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
239	if (display)	231	if (display)
240	{	232	{
241	dDisp;
242
243	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
244		235
245	#ifdef USE_XIM	236	#ifdef USE_XIM
246	im_destroy ();	237	im_destroy ();
247	#endif	238	#endif
248	#ifdef MENUBAR	239	scrollBar.destroy ();
249	if (menubarGC) XFreeGC (disp, menubarGC);
250	#endif
251	#ifdef XTERM_SCROLLBAR
252	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
253	if (ShadowGC) XFreeGC (disp, ShadowGC);
254	#endif
255	#ifdef PLAIN_SCROLLBAR
256	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
257	#endif
258	#ifdef NEXT_SCROLLBAR
259	if (blackGC) XFreeGC (disp, blackGC);
260	if (whiteGC) XFreeGC (disp, whiteGC);
261	if (grayGC) XFreeGC (disp, grayGC);
262	if (darkGC) XFreeGC (disp, darkGC);
263	if (stippleGC) XFreeGC (disp, stippleGC);
264	if (dimple) XFreePixmap (disp, dimple);
265	if (upArrow) XFreePixmap (disp, upArrow);
266	if (downArrow) XFreePixmap (disp, downArrow);
267	if (upArrowHi) XFreePixmap (disp, upArrowHi);
268	if (downArrowHi) XFreePixmap (disp, downArrowHi);
269	#endif
270	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
271	if (topShadowGC) XFreeGC (disp, topShadowGC);
272	if (botShadowGC) XFreeGC (disp, botShadowGC);
273	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
274	#endif
275	if (gc) XFreeGC (disp, gc);	240	if (gc) XFreeGC (dpy, gc);
276		241
277	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
278	delete menuBar.drawable;
279	//if (menuBar.win)
280	// XDestroyWindow (disp, menuBar.win);
281	#endif
282	delete drawable;	242	delete drawable;
283	// destroy all windows	243	// destroy all windows
284	if (parent[0])	244	if (parent)
285	XDestroyWindow (disp, parent[0]);	245	XDestroyWindow (dpy, parent);
286	}
287		246
288	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
289		248	if (ISSET_PIXCOLOR (i))
290	delete pix_colors_focused;	249	{
		250	pix_colors_focused [i].free (this);
291	#if OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
292	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
293	#endif	253	#endif
294	#if USE_XGETDEFAULT	254	}
295	XrmDestroyDatabase (xrmdatabase);
296	#endif
297		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
298	displays.put (display);	259	displays.put (display);
		260	}
299		261
300	scr_release ();	262	scr_release ();
301		263
302	/* clear all resources */	264	/* clear all resources */
303	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
304	free (allocated [i]);	266	free (allocated [i]);
305		267
306	free (selection.text);	268	free (selection.text);
307	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
308	free (env_windowid);
309	free (env_display);
310	free (env_term);
311	free (env_colorfgbg);
312	free (locale);	270	free (locale);
313	free (v_buffer);	271	free (v_buffer);
314	free (incr_buf);	272
		273	delete selection_req;
315		274
316	delete envv;	275	delete envv;
317	delete argv;	276	delete argv;
318		277
319	#ifdef KEYSYM_RESOURCE	278	#ifdef KEYSYM_RESOURCE
320	delete keyboard;	279	delete keyboard;
321	#endif	280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
322	}	284	}
323		285
		286	// child has exited, usually destroys
324	void	287	void
325	rxvt_term::child_exit ()	288	rxvt_term::child_cb (ev::child &w, int status)
326	{	289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
327	cmd_pid = 0;	292	cmd_pid = 0;
328		293
329	if (!OPTION (Opt_hold))	294	if (!option (Opt_hold))
330	destroy ();	295	destroy ();
331	}	296	}
332		297
333	void	298	void
334	rxvt_term::destroy ()	299	rxvt_term::destroy ()
335	{	300	{
336	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
337	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
338		305
339	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
340	scr_overlay_off ();	307	scr_overlay_off ();
341	#endif	308	#endif
342		309
343	if (display)	310	if (display)
344	{	311	{
345	#if USE_XIM	312	#if USE_XIM
346	im_ev.stop (display);	313	im_ev.stop (display);
347	#endif	314	#endif
348	#if HAVE_SCROLLBARS
349	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
350	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
351	#if MENUBAR
352	menubar_ev.stop (display);
353	#endif
354	#if TRANSPARENT
355	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
356	#endif	318	#endif
357	incr_ev.stop ();
358	termwin_ev.stop (display);	319	termwin_ev.stop (display);
359	vt_ev.stop (display);	320	vt_ev.stop (display);
360	}	321	}
361		322
362	check_ev.stop ();	323	flush_ev.stop ();
363	pty_ev.stop ();	324	pty_ev.stop ();
364	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
365	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
366	#endif	327	#endif
367	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
375	#endif	336	#endif
376	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
377	pointer_ev.stop ();	338	pointer_ev.stop ();
378	#endif	339	#endif
379		340
380	destroy_ev.start (0);	341	destroy_ev.start ();
381	}	342	}
382		343
383	void	344	void
384	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
385	{	346	{
386	SET_R (this);	347	make_current ();
387		348
388	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);
389	}	362	}
390		363
391	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
392	/*	365	/*
393	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
…		…
400	{	373	{
401	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++)
402	(*t)->emergency_cleanup ();	375	(*t)->emergency_cleanup ();
403	}	376	}
404		377
405	#if ENABLE_FRILLS	378	#if !ENABLE_MINIMAL
406	static void	379	static void ecb_cold
407	print_x_error (Display *dpy, XErrorEvent *event)	380	print_x_error (Display *dpy, XErrorEvent *event)
408	{	381	{
409	char buffer[BUFSIZ];	382	char buffer[BUFSIZ];
410	char mesg[BUFSIZ];	383	char mesg[BUFSIZ];
411	char number[32];	384	char number[32];
412	char *mtype = "XlibMessage";	385	const char mtype[] = "XlibMessage";
413	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
414	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
415	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");
416	rxvt_warn ("%s: %s\n", mesg, buffer);	389	rxvt_warn ("%s: %s\n", mesg, buffer);
417	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
419	sprintf(number, "%d", event->request_code);	392	sprintf(number, "%d", event->request_code);
420	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
421	rxvt_warn ("(which is %s)\n", buffer);	394	rxvt_warn ("(which is %s)\n", buffer);
422	if (event->request_code >= 128) {	395	if (event->request_code >= 128) {
423	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
424	mesg, BUFSIZ);	397	mesg, BUFSIZ);
425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
426	}	399	}
427	if ((event->error_code == BadWindow) ||	400	if ((event->error_code == BadWindow) ||
428	(event->error_code == BadPixmap) ||	401	(event->error_code == BadPixmap) ||
429	(event->error_code == BadCursor) ||	402	(event->error_code == BadCursor) ||
430	(event->error_code == BadFont) ||	403	(event->error_code == BadFont) ||
431	(event->error_code == BadDrawable) ||	404	(event->error_code == BadDrawable) ||
432	(event->error_code == BadColor) ||	405	(event->error_code == BadColor) ||
433	(event->error_code == BadGC) ||	406	(event->error_code == BadGC) ||
434	(event->error_code == BadIDChoice) ||	407	(event->error_code == BadIDChoice) ||
435	(event->error_code == BadValue) ||	408	(event->error_code == BadValue) ||
436	(event->error_code == BadAtom)) {	409	(event->error_code == BadAtom)) {
437	if (event->error_code == BadValue)	410	if (event->error_code == BadValue)
438	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
439	mesg, BUFSIZ);	412	mesg, BUFSIZ);
440	else if (event->error_code == BadAtom)	413	else if (event->error_code == BadAtom)
441	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
442	mesg, BUFSIZ);	415	mesg, BUFSIZ);
443	else	416	else
444	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
445	mesg, BUFSIZ);	418	mesg, BUFSIZ);
446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
447	}	420	}
448	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
449	mesg, BUFSIZ);	422	mesg, BUFSIZ);
450	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
451	}	424	}
452	#endif	425	#endif
453		426
454	int	427	int ecb_cold
455	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
456	{	429	{
457	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
458	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
459	else	432	else
460	{	433	{
461	// 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,
462	// so just output the error and continue	435	// so just output the error and continue
463	#if ENABLE_FRILLS	436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
464	print_x_error (display, event);	439	print_x_error (display, event);
465	#else
466	old_xerror_handler (display, event);
467	#endif	440	#endif
468	}	441	}
469		442
470	return 0;	443	return 0;
471	}	444	}
472		445
473	int	446	int ecb_cold
474	rxvt_xioerror_handler (Display *display)	447	rxvt_xioerror_handler (Display *display)
475	{	448	{
476	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",	449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
477	DisplayString (display));	450	DisplayString (display));
478	rxvt_emergency_cleanup ();	451	rxvt_emergency_cleanup ();
479	_exit (EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
480	}	453	}
481		454
482	/*----------------------------------------------------------------------*/
483	bool
484	rxvt_term::init (int argc, const char *const *argv)
485	{
486	SET_R (this);
487
488	set_locale ("");
489
490	if (!init_vars ())
491	return false;
492
493	init_secondary ();
494
495	const char **cmd_argv = init_resources (argc, argv);
496
497	#ifdef KEYSYM_RESOURCE
498	keyboard->register_done ();
499	#endif
500
501	#if MENUBAR_MAX
502	menubar_read (rs[Rs_menu]);
503	#endif
504	#ifdef HAVE_SCROLLBARS
505	if (OPTION (Opt_scrollBar))
506	scrollBar.setIdle (); /* set existence for size calculations */
507	#endif
508
509	#if ENABLE_PERL
510	if (!rs[Rs_perl_ext_1])
511	rs[Rs_perl_ext_1] = "default";
512
513	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
514	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
515	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
516	{
517	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
518	// ignore some perl-related arguments if some bozo installed us set[ug]id
519	if (rxvt_tainted ())
520	{
521	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
522	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
523	{
524	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
525	rs[Rs_perl_lib] = 0;
526	rs[Rs_perl_eval] = 0;
527	}
528	}
529	#endif
530	rxvt_perl.init ();
531	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
532	}
533	#endif
534
535	create_windows (argc, argv);
536
537	dDisp;
538
539	init_xlocale ();
540
541	scr_reset (); /* initialize screen */
542
543	#if 0
544	XSynchronize (disp, True);
545	#endif
546
547	#ifdef HAVE_SCROLLBARS
548	if (OPTION (Opt_scrollBar))
549	resize_scrollbar (); /* create and map scrollbar */
550	#endif
551	#if (MENUBAR_MAX)
552	if (menubar_visible ())
553	XMapWindow (disp, menuBar.win);
554	#endif
555	#ifdef TRANSPARENT
556	if (OPTION (Opt_transparent))
557	{
558	XSelectInput (disp, display->root, PropertyChangeMask);
559	check_our_parents ();
560	rootwin_ev.start (display, display->root);
561	}
562	#endif
563
564	XMapWindow (disp, vt);
565	XMapWindow (disp, parent[0]);
566
567	set_colorfgbg ();
568
569	init_command (cmd_argv);
570
571	free (cmd_argv);
572
573	if (pty.pty >= 0)
574	pty_ev.start (pty.pty, EVENT_READ);
575
576	check_ev.start ();
577
578	HOOK_INVOKE ((this, HOOK_START, DT_END));
579
580	return true;
581	}
582
583	static struct sig_handlers	455	static struct sig_handlers
584	{	456	{
585	sig_watcher sw_chld, sw_term, sw_int;	457	ev::sig sw_term, sw_int;
586
587	void sig_chld (sig_watcher &w)
588	{
589	// we are being called for every SIGCHLD, find the corresponding term
590	int pid;
591
592	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
593	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
594	if (pid == (*t)->cmd_pid)
595	{
596	(*t)->child_exit ();
597	break;
598	}
599	}
600		458
601	/*	459	/*
602	* Catch a fatal signal and tidy up before quitting	460	* Catch a fatal signal and tidy up before quitting
603	*/	461	*/
604	void	462	void sig_term (ev::sig &w, int revents);
605	sig_term (sig_watcher &w)	463
		464	sig_handlers ()
606	{	465	{
607	#ifdef DEBUG_CMD
608	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
609	#endif
610	rxvt_emergency_cleanup ();
611	signal (w.signum, SIG_DFL);
612	kill (getpid (), w.signum);
613	}
614
615	sig_handlers ()
616	: sw_chld (this, &sig_handlers::sig_chld),
617	sw_term (this, &sig_handlers::sig_term),	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
618	sw_int (this, &sig_handlers::sig_term)	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
619	{
620	}	468	}
621	} sig_handlers;	469	} sig_handlers;
622		470
623	void	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
		546	char **rxvt_environ; // startup environment
		547
		548	void
624	rxvt_init ()	549	rxvt_init ()
625	{	550	{
626	/*	551	assert (("fontMask must not overlap other RS masks",
627	* Save and then give up any super-user privileges	552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
628	* If we need privileges in any area then we must specifically request it.	553
629	* We should only need to be root in these cases:	554	rxvt_get_ttymode (&rxvt_term::def_tio);
630	* 1. write utmp entries on some systems	555
631	* 2. chown tty on some systems	556	// get rid of stdin/stdout as we don't need them, to free resources
632	*/	557	dup2 (STDERR_FILENO, STDIN_FILENO);
633	rxvt_privileges (SAVE);	558	dup2 (STDERR_FILENO, STDOUT_FILENO);
634	rxvt_privileges (IGNORE);	559
		560	if (!ev_default_loop ())
		561	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		562
		563	rxvt_environ = environ;
635		564
636	signal (SIGHUP, SIG_IGN);	565	signal (SIGHUP, SIG_IGN);
637	signal (SIGPIPE, SIG_IGN);	566	signal (SIGPIPE, SIG_IGN);
638		567
639	sig_handlers.sw_chld.start (SIGCHLD);
640	sig_handlers.sw_term.start (SIGTERM);	568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
641	sig_handlers.sw_int.start (SIGINT);	569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
642
643	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
644	/* signal (SIGURG, SIG_DFL); */
645		570
646	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
647	// TODO: handle this with exceptions and tolerate the memory loss	572	// TODO: handle this with exceptions and tolerate the memory loss
648	XSetIOErrorHandler (rxvt_xioerror_handler);	573	XSetIOErrorHandler (rxvt_xioerror_handler);
649		574
650	#ifdef USE_XGETDEFAULT
651	XrmInitialize ();	575	XrmInitialize ();
652	#endif
653	}	576	}
654
655	/* ------------------------------------------------------------------------- *
656	* MEMORY ALLOCATION WRAPPERS *
657	* ------------------------------------------------------------------------- */
658	void *
659	rxvt_malloc (size_t size)
660	{
661	void *p = malloc (size);
662
663	if (!p)
664	rxvt_fatal ("memory allocation failure. aborting.\n");
665
666	return p;
667	}
668
669	void *
670	rxvt_calloc (size_t number, size_t size)
671	{
672	void *p = calloc (number, size);
673
674	if (!p)
675	rxvt_fatal ("memory allocation failure. aborting.\n");
676
677	return p;
678	}
679
680	void *
681	rxvt_realloc (void *ptr, size_t size)
682	{
683	void *p = realloc (ptr, size);
684
685	if (!p)
686	rxvt_fatal ("memory allocation failure. aborting.\n");
687
688	return p;
689	}
690
691	/* ------------------------------------------------------------------------- *
692	* PRIVILEGED OPERATIONS *
693	* ------------------------------------------------------------------------- */
694	/* take care of suid/sgid super-user (root) privileges */
695	void
696	rxvt_privileges (rxvt_privaction action)
697	{
698	#if ! defined(__CYGWIN32__)
699	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
700	/* setreuid () is the poor man's setuid (), seteuid () */
701	# define seteuid(a) setreuid(-1, (a))
702	# define setegid(a) setregid(-1, (a))
703	# define HAVE_SETEUID
704	# endif
705	# ifdef HAVE_SETEUID
706	switch (action)
707	{
708	case IGNORE:
709	/*
710	* change effective uid/gid - not real uid/gid - so we can switch
711	* back to root later, as required
712	*/
713	seteuid (getuid ());
714	setegid (getgid ());
715	break;
716	case SAVE:
717	saved_euid = geteuid ();
718	saved_egid = getegid ();
719	break;
720	case RESTORE:
721	seteuid (saved_euid);
722	setegid (saved_egid);
723	break;
724	}
725	# else
726	switch (action)
727	{
728	case IGNORE:
729	setuid (getuid ());
730	setgid (getgid ());
731	/* FALLTHROUGH */
732	case SAVE:
733	/* FALLTHROUGH */
734	case RESTORE:
735	break;
736	}
737	# endif
738	#endif
739	}
740
741	#ifdef UTMP_SUPPORT
742	void
743	rxvt_term::privileged_utmp (rxvt_privaction action)
744	{
745	if (OPTION (Opt_utmpInhibit)
746	|| !pty.name || !*pty.name)
747	return;
748
749	rxvt_privileges (RESTORE);
750
751	if (action == SAVE)
752	makeutent (pty.name, rs[Rs_display_name]);
753	else
754	cleanutent ();
755
756	rxvt_privileges (IGNORE);
757	}
758	#endif
759		577
760	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
761	/*	579	/*
762	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
763	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
764	*/	582	*/
765	void	583	void
766	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
767	{	585	{
768	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
769	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
770	unsigned int w, h;	588	unsigned int w, h;
771	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
772	dDisp;
773
774	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
775	ncol, nrow, szHint.width, szHint.height));
776		590
777	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
778	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
779	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
780		594
…		…
788	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
789	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
790		604
791	if (flags & WidthValue)	605	if (flags & WidthValue)
792	{	606	{
		607	if (!w)
		608	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		609
793	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	610	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
794	szHint.flags |= USSize;	611	szHint.flags |= USSize;
795	}	612	}
796		613
797	if (flags & HeightValue)	614	if (flags & HeightValue)
798	{	615	{
		616	if (!h)
		617	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		618
799	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	619	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
800	szHint.flags |= USSize;	620	szHint.flags |= USSize;
801	}	621	}
802		622
803	if (flags & XValue)	623	if (flags & XValue)
804	{	624	{
…		…
835	max_width = MAX_COLS * fwidth;	655	max_width = MAX_COLS * fwidth;
836	max_height = MAX_ROWS * fheight;	656	max_height = MAX_ROWS * fheight;
837		657
838	szHint.base_width = szHint.base_height = 2 * int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
839		659
840	sb_w = mb_h = 0;
841	window_vt_x = window_vt_y = int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
842		661
843	if (scrollbar_visible ())	662	if (scrollBar.state)
844	{	663	{
845	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
846	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
847	if (!OPTION (Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
848	window_vt_x += sb_w;	668	window_vt_x += sb_w;
849	}	669	}
850		670
851	if (menubar_visible ())
852	{
853	mb_h = menuBar_TotalHeight ();
854	szHint.base_height += mb_h;
855	window_vt_y += mb_h;
856	}
857
858	szHint.width_inc = fwidth;	671	szHint.width_inc = fwidth;
859	szHint.height_inc = fheight;	672	szHint.height_inc = fheight;
860	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
861	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
862		675
863	if (newwidth && newwidth - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
864	{	677	{
865	szHint.width = newwidth;	678	szHint.width = newwidth;
…		…
880	{	693	{
881	min_it (height, max_height);	694	min_it (height, max_height);
882	szHint.height = szHint.base_height + height;	695	szHint.height = szHint.base_height + height;
883	}	696	}
884		697
885	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
886	window_sb_x = szHint.width - sb_w;
887
888	if (recalc_x)	698	if (recalc_x)
889	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		700
890	if (recalc_y)	701	if (recalc_y)
891	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
892		703
893	ncol = width / fwidth;	704	ncol = width / fwidth;
894	nrow = height / fheight;	705	nrow = height / fheight;
895	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
896	ncol, nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
897	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
898	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;
899	}	715	}
900		716
901	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
902	/*	718	/*
903	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
904	* Called after a window size change.	720	* Called after a window size change.
905	*/	721	*/
906	void	722	void
907	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
908	{	724	{
909	if (pty.pty < 0)	725	if (pty->pty < 0)
910	return;	726	return;
911		727
912	struct winsize ws;	728	struct winsize ws;
913		729
914	ws.ws_col = ncol;	730	ws.ws_col = ncol;
915	ws.ws_row = nrow;	731	ws.ws_row = nrow;
916	ws.ws_xpixel = width;	732	ws.ws_xpixel = vt_width;
917	ws.ws_ypixel = height;	733	ws.ws_ypixel = vt_height;
918	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
919		735
920	#if 0	736	#if 0
921	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
922	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
923	kill (-cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
924	#endif	740	#endif
925	}	741	}
926		742
927	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
928	/* set_fonts () - load and set the various fonts	744	/* load and set the various fonts */
929	*
930	* init = 1 - initialize
931	*
932	* fontname == FONT_UP - switch to bigger font
933	* fontname == FONT_DN - switch to smaller font
934	*/
935	bool	745	bool
936	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
937	{	747	{
938	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
939	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
953	#endif	763	#endif
954		764
955	delete fontset[0];	765	delete fontset[0];
956	fontset[0] = fs;	766	fontset[0] = fs;
957		767
958	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
959	prop.height += lineSpace;	769	prop.width += letterSpace;
		770
960	fs->set_prop (prop);	771	fs->set_prop (prop, false);
961		772
962	fwidth = prop.width;	773	fwidth = prop.width;
963	fheight = prop.height;	774	fheight = prop.height + lineSpace;
964	fbase = prop.ascent;	775	fbase = prop.ascent;
965		776
966	for (int style = 1; style < 4; style++)	777	for (int style = 1; style < 4; style++)
967	{	778	{
968	#if ENABLE_STYLES	779	#if ENABLE_STYLES
…		…
974	{	785	{
975	fontset[style] = fs = new rxvt_fontset (this);	786	fontset[style] = fs = new rxvt_fontset (this);
976	rxvt_fontprop prop2 = prop;	787	rxvt_fontprop prop2 = prop;
977		788
978	if (res)	789	if (res)
979	prop2.weight = prop2.slant = rxvt_fontprop::unset;	790	{
		791	fs->populate (res);
		792	fs->set_prop (prop2, false);
		793	}
980	else	794	else
981	{	795	{
982	res = fontset[0]->fontdesc;	796	fs->populate (fontset[0]->fontdesc);
983		797
984	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	798	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
985	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	799	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		800
		801	fs->set_prop (prop2, true);
986	}	802	}
987		803
988	fs->populate (res);
989	fs->set_prop (prop2);
990	}	804	}
991	#else	805	#else
992	fontset[style] = fontset[0];	806	fontset[style] = fontset[0];
993	#endif	807	#endif
994	}	808	}
995		809
996	if (parent[0])	810	if (parent)
997	{	811	{
998	resize_all_windows (0, 0, 0);	812	resize_all_windows (0, 0, 0);
999	scr_remap_chars ();	813	scr_remap_chars ();
1000	scr_touch (true);	814	scr_touch (true);
1001	}	815	}
1002		816
1003	return true;	817	return true;
1004	}	818	}
1005		819
		820	void
1006	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	821	rxvt_term::set_string_property (Atom prop, const char *str, int len)
1007	{	822	{
1008	XChangeProperty (display->display, parent[0],	823	XChangeProperty (dpy, parent,
1009	prop, XA_STRING, 8, PropModeReplace,	824	prop, XA_STRING, 8, PropModeReplace,
1010	(const unsigned char *)str, len >= 0 ? len : strlen (str));	825	(const unsigned char *)str, len >= 0 ? len : strlen (str));
1011	}	826	}
1012		827
		828	void
		829	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		830	{
		831	XTextProperty ct;
		832
		833	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		834	{
		835	XSetTextProperty (dpy, parent, &ct, prop);
		836	XFree (ct.value);
		837	}
		838	}
		839
		840	void
1013	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	841	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1014	{	842	{
1015	wchar_t *ws = rxvt_mbstowcs (str, len);	843	wchar_t *ws = rxvt_mbstowcs (str, len);
1016	char *s = rxvt_wcstoutf8 (ws);	844	char *s = rxvt_wcstoutf8 (ws);
1017		845
1018	XChangeProperty (display->display, parent[0],	846	XChangeProperty (dpy, parent,
1019	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	847	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1020	(const unsigned char *)s, strlen (s));	848	(const unsigned char *)s, strlen (s));
1021		849
1022	free (s);	850	free (s);
1023	free (ws);	851	free (ws);
…		…
1027	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
1028	/* xterm sequences - title, iconName, color (exptl) */	856	/* xterm sequences - title, iconName, color (exptl) */
1029	void	857	void
1030	rxvt_term::set_title (const char *str)	858	rxvt_term::set_title (const char *str)
1031	{	859	{
1032	set_string_property (XA_WM_NAME, str);	860	set_mbstring_property (XA_WM_NAME, str);
1033	#if ENABLE_EWMH	861	#if ENABLE_EWMH
1034	set_utf8_property (xa[XA_NET_WM_NAME], str);	862	set_utf8_property (xa[XA_NET_WM_NAME], str);
1035	#endif	863	#endif
1036	}	864	}
1037		865
1038	void	866	void
1039	rxvt_term::set_icon_name (const char *str)	867	rxvt_term::set_icon_name (const char *str)
1040	{	868	{
1041	set_string_property (XA_WM_ICON_NAME, str);	869	set_mbstring_property (XA_WM_ICON_NAME, str);
1042	#if ENABLE_EWMH	870	#if ENABLE_EWMH
1043	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	871	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1044	#endif	872	#endif
1045	}	873	}
1046		874
		875	void
		876	rxvt_term::set_window_color (int idx, const char *color)
		877	{
1047	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
1048	void
1049	rxvt_term::set_window_color (int idx, const char *color)
1050	{
1051	rxvt_color xcol;	879	rxvt_color xcol;
1052	int i;
1053		880
1054	if (color == NULL || *color == '\0')	881	if (color == NULL || *color == '\0')
1055	return;	882	return;
1056		883
		884	color = strdup (color);
		885	allocated.push_back ((void *)color);
		886	rs[Rs_color + idx] = color;
		887
1057	/* handle color aliases */	888	/* handle color aliases */
1058	if (isdigit (*color))	889	if (isdigit (*color))
1059	{	890	{
1060	i = atoi (color);	891	int i = atoi (color);
1061		892
1062	if (i >= 8 && i <= 15)	893	if (i >= 8 && i <= 15)
		894	{
1063	{ /* bright colors */	895	/* bright colors */
1064	i -= 8;
1065	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1066	SET_PIXCOLOR (idx);
1067	goto done;	897	goto done;
1068	}	898	}
1069		899
1070	if (i >= 0 && i <= 7)	900	if (i >= 0 && i <= 7)
		901	{
1071	{ /* normal colors */	902	/* normal colors */
1072	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1073	SET_PIXCOLOR (idx);
1074	goto done;	904	goto done;
1075	}	905	}
1076	}	906	}
1077		907
1078	if (!rXParseAllocColor (&xcol, color))	908	set_color (xcol, color);
1079	return;
1080
1081	/* XStoreColor (display->display, display->cmap, XColor*); */
1082		909
1083	/*	910	/*
1084	* FIXME: should free colors here, but no idea how to do it so instead,	911	* FIXME: should free colors here, but no idea how to do it so instead,
1085	* so just keep gobbling up the colormap	912	* so just keep gobbling up the colormap
1086	*/	913	*/
1087	# if 0
1088	for (i = Color_Black; i <= Color_White; i++)
1089	if (pix_colors[idx] == pix_colors[i])
1090	break;
1091	if (i > Color_White)
1092	{
1093	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1094	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1095	DisplayPlanes (display->display, display->screen));
1096	}
1097	# endif
1098		914
1099	pix_colors_focused[idx] = xcol;	915	pix_colors_focused[idx] = xcol;
1100	SET_PIXCOLOR (idx);
1101		916
1102	/* XSetWindowAttributes attr; */
1103	/* Cursor cursor; */
1104	done:	917	done:
1105
1106	#if OFF_FOCUS_FADING
1107	if (rs[Rs_fade])
1108	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1109	#endif
1110
1111	/*TODO: handle Color_BD, scrollbar background, etc. */	918	/*TODO: handle Color_BD, scrollbar background, etc. */
1112		919
		920	update_fade_color (idx);
1113	recolour_cursor ();	921	recolour_cursor ();
1114	scr_recolour ();	922	scr_recolour ();
		923	#endif /* XTERM_COLOR_CHANGE */
1115	}	924	}
1116
1117	#else
1118	# define set_window_color (idx,color) ((void)0)
1119	#endif /* XTERM_COLOR_CHANGE */
1120		925
1121	void	926	void
1122	rxvt_term::recolour_cursor ()	927	rxvt_term::recolour_cursor ()
1123	{	928	{
1124	XColor xcol[2];	929	XColor fg, bg;
1125		930
1126	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	931	(ISSET_PIXCOLOR (Color_pointer_fg)
1127	? pix_colors_focused[Color_pointer_fg]	932	? pix_colors_focused[Color_pointer_fg]
1128	: pix_colors_focused[Color_fg];	933	: pix_colors_focused[Color_fg]).get (fg);
		934
1129	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	935	(ISSET_PIXCOLOR (Color_pointer_bg)
1130	? pix_colors_focused[Color_pointer_bg]	936	? pix_colors_focused[Color_pointer_bg]
1131	: pix_colors_focused[Color_bg];	937	: pix_colors_focused[Color_bg]).get (bg);
1132		938
1133	XQueryColors (display->display, display->cmap, xcol, 2);	939	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1134	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1135	}	940	}
1136		941
1137	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
1138	/*	943	/*
1139	* find if fg/bg matches any of the normal (low-intensity) colors	944	* find if fg/bg matches any of the normal (low-intensity) colors
1140	*/	945	*/
1141	void	946	char *
1142	rxvt_term::set_colorfgbg ()	947	rxvt_term::get_colorfgbg ()
1143	{	948	{
1144	unsigned int i;	949	unsigned int i;
1145	const char *xpmb = "\0";	950	const char *xpmb = "";
1146	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	951	char fstr[] = "default";
		952	char bstr[] = "default";
		953	char *env_colorfgbg;
1147		954
1148	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1149	strcpy (fstr, "default");
1150	strcpy (bstr, "default");
1151	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
1152	if (pix_colors[Color_fg] == pix_colors[i])	956	if (pix_colors[Color_fg] == pix_colors[i])
1153	{	957	{
1154	sprintf (fstr, "%d", (i - Color_Black));	958	sprintf (fstr, "%d", i - Color_Black);
1155	break;	959	break;
1156	}	960	}
1157		961
1158	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
1159	if (pix_colors[Color_bg] == pix_colors[i])	963	if (pix_colors[Color_bg] == pix_colors[i])
1160	{	964	{
1161	sprintf (bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", i - Color_Black);
1162	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
1163	xpmb = "default;";	967	xpmb = "default;";
1164	#endif	968	#endif
1165	break;	969	break;
1166	}	970	}
1167		971
		972	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1168	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	973	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		974	return env_colorfgbg;
1169	}	975	}
1170		976
1171	/*----------------------------------------------------------------------*/	977	/*----------------------------------------------------------------------*/
1172		978
1173	int	979	bool
1174	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	980	rxvt_term::set_color (rxvt_color &color, const char *name)
1175	{	981	{
1176	if (!screen_in_out->set (display, colour))	982	if (color.set (this, name))
1177	{
1178	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1179	return false;
1180	}
1181
1182	return true;	983	return true;
		984
		985	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		986	return false;
		987	}
		988
		989	void
		990	rxvt_term::alias_color (int dst, int src)
		991	{
		992	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1183	}	993	}
1184		994
1185	/* -------------------------------------------------------------------- *	995	/* -------------------------------------------------------------------- *
1186	* - WINDOW RESIZING - *	996	* - WINDOW RESIZING - *
1187	* -------------------------------------------------------------------- */	997	* -------------------------------------------------------------------- */
1188	void	998	void
1189	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	999	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1190	{	1000	{
1191	int fix_screen;	1001	int fix_screen;
1192	int old_width = szHint.width, old_height = szHint.height;	1002	int old_width = szHint.width;
1193	dDisp;	1003	int old_height = szHint.height;
1194		1004
1195	window_calc (newwidth, newheight);	1005	window_calc (newwidth, newheight);
		1006
		1007	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1008
		1009	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1010	if (set_hint)
		1011	{
		1012	szHint.flags &= ~(PBaseSize | PResizeInc);
1196	XSetWMNormalHints (disp, parent[0], &szHint);	1013	XSetWMNormalHints (dpy, parent, &szHint);
		1014	szHint.flags |= PBaseSize | PResizeInc;
		1015	}
1197		1016
1198	if (!ignoreparent)	1017	if (!ignoreparent)
1199	{	1018	{
1200	#ifdef SMART_RESIZE	1019	#ifdef SMART_RESIZE
1201	/*	1020	/*
…		…
1205	int x, y, x1, y1;	1024	int x, y, x1, y1;
1206	int dx, dy;	1025	int dx, dy;
1207	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1026	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1208	Window unused_cr;	1027	Window unused_cr;
1209		1028
1210	XTranslateCoordinates (disp, parent[0], display->root,	1029	XTranslateCoordinates (dpy, parent, display->root,
1211	0, 0, &x, &y, &unused_cr);	1030	0, 0, &x, &y, &unused_cr);
1212	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1031	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1213	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1032	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1214	/*	1033	/*
1215	* if display->root isn't the parent window, a WM will probably have offset	1034	* if display->root isn't the parent window, a WM will probably have offset
1216	* our position for handles and decorations. Counter it	1035	* our position for handles and decorations. Counter it
1217	*/	1036	*/
…		…
1219	{	1038	{
1220	x -= x1;	1039	x -= x1;
1221	y -= y1;	1040	y -= y1;
1222	}	1041	}
1223		1042
1224	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1043	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1225	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1044	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1226	dx = old_width - szHint.width;	1045	dx = old_width - szHint.width;
1227	dy = old_height - szHint.height;	1046	dy = old_height - szHint.height;
1228		1047
1229	/* Check position of the center of the window */	1048	/* Check position of the center of the window */
1230	if (x < x1) /* left half */	1049	if (x < x1) /* left half */
1231	dx = 0;	1050	dx = 0;
…		…
1234	if (y < y1) /* top half */	1053	if (y < y1) /* top half */
1235	dy = 0;	1054	dy = 0;
1236	else if (y == y1) /* exact center */	1055	else if (y == y1) /* exact center */
1237	dy /= 2;	1056	dy /= 2;
1238		1057
1239	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1058	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1240	szHint.width, szHint.height);	1059	szHint.width, szHint.height);
1241	#else	1060	#else
1242	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1061	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1243	#endif	1062	#endif
1244	}	1063	}
		1064
		1065	if (set_hint)
		1066	XSetWMNormalHints (dpy, parent, &szHint);
1245		1067
1246	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1068	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1247		1069
1248	if (fix_screen || newwidth != old_width || newheight != old_height)	1070	if (fix_screen || newwidth != old_width || newheight != old_height)
1249	{	1071	{
1250	if (scrollbar_visible ())	1072	if (scrollBar.state)
1251	{	1073	scrollBar.resize ();
1252	XMoveResizeWindow (disp, scrollBar.win,
1253	window_sb_x, 0,
1254	scrollbar_TotalWidth (), szHint.height);
1255	resize_scrollbar ();
1256	}
1257		1074
1258	if (menubar_visible ())
1259	XMoveResizeWindow (disp, menuBar.win,
1260	window_vt_x, 0,
1261	width, menuBar_TotalHeight ());
1262
1263	XMoveResizeWindow (disp, vt,	1075	XMoveResizeWindow (dpy, vt,
1264	window_vt_x, window_vt_y,	1076	window_vt_x, window_vt_y,
1265	width, height);	1077	vt_width, vt_height);
1266		1078
1267	scr_clear ();	1079	#ifdef HAVE_BG_PIXMAP
1268	#ifdef XPM_BACKGROUND	1080	if (bg_window_size_sensitive ())
1269	resize_pixmap ();	1081	update_background ();
1270	#endif	1082	#endif
1271	}	1083	}
1272		1084
1273	if (fix_screen || old_height == 0)	1085	if (fix_screen || old_height == 0)
1274	{
1275	int curr_screen = -1;
1276	int old_ncol = prev_ncol;
1277
1278	/* scr_reset only works on the primary screen */
1279	if (old_height) /* this is not the first time through */
1280	{
1281	unsigned int ocol = ncol;
1282	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1283	curr_screen = scr_change_screen (PRIMARY);
1284	ncol = ocol;
1285	}
1286
1287	scr_reset ();	1086	scr_reset ();
1288
1289	if (curr_screen >= 0) /* this is not the first time through */
1290	{
1291	scr_change_screen (curr_screen);
1292	selection_check (old_ncol != ncol ? 4 : 0);
1293	}
1294	}
1295
1296	old_width = szHint.width;
1297	old_height = szHint.height;
1298
1299	#ifdef XPM_BACKGROUND
1300	if (pixmap)
1301	scr_touch (false);
1302	#endif
1303		1087
1304	#ifdef USE_XIM	1088	#ifdef USE_XIM
1305	IMSetStatusPosition ();	1089	im_set_position ();
1306	#endif	1090	#endif
1307	}	1091	}
1308		1092
1309	/*	1093	/*
1310	* Set the width/height of the vt window in characters. Units are pixels.	1094	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1315	{	1099	{
1316	XWindowAttributes wattr;	1100	XWindowAttributes wattr;
1317		1101
1318	if (newwidth == 0 || newheight == 0)	1102	if (newwidth == 0 || newheight == 0)
1319	{	1103	{
1320	XGetWindowAttributes (display->display, display->root, &wattr);	1104	XGetWindowAttributes (dpy, display->root, &wattr);
1321		1105
1322	if (newwidth == 0)	1106	if (newwidth == 0)
1323	newwidth = wattr.width - szHint.base_width;	1107	newwidth = wattr.width - szHint.base_width;
1324	if (newheight == 0)	1108	if (newheight == 0)
1325	newheight = wattr.height - szHint.base_height;	1109	newheight = wattr.height - szHint.base_height;
1326	}	1110	}
1327		1111
1328	if (newwidth != width || newheight != height)	1112	if (newwidth != vt_width || newheight != vt_height)
1329	{	1113	{
1330	newwidth += szHint.base_width;	1114	newwidth += szHint.base_width;
1331	newheight += szHint.base_height;	1115	newheight += szHint.base_height;
1332	resize_all_windows (newwidth, newheight, 0);	1116	resize_all_windows (newwidth, newheight, 0);
1333	}	1117	}
…		…
1339	#ifdef USE_XIM	1123	#ifdef USE_XIM
1340		1124
1341	void	1125	void
1342	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1126	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1343	{	1127	{
1344	fg = pix_colors[Color_fg];	1128	fg = pix_colors [Color_fg];
1345	bg = pix_colors[Color_bg];	1129	bg = pix_colors [Color_bg];
1346	}	1130	}
1347		1131
1348	void	1132	void
1349	rxvt_term::im_set_size (XRectangle &size)	1133	rxvt_term::im_set_size (XRectangle &size)
1350	{	1134	{
…		…
1371	status_rect.height = fheight;	1155	status_rect.height = fheight;
1372	}	1156	}
1373		1157
1374	/* Checking whether input method is running. */	1158	/* Checking whether input method is running. */
1375	bool	1159	bool
1376	rxvt_term::IMisRunning ()	1160	rxvt_term::im_is_running ()
1377	{	1161	{
1378	char *p;
1379	Atom atom;	1162	Atom atom;
1380	Window win;	1163	Window win;
1381	char server[IMBUFSIZ];	1164	char server[IMBUFSIZ];
1382		1165
1383	/* get current locale modifier */	1166	/* get current locale modifier */
1384	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1167	if (char *p = XSetLocaleModifiers (0))
1385	{	1168	{
1386	strcpy (server, "@server=");	1169	strcpy (server, "@server=");
1387	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1170	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1388		1171
1389	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1172	if (p = strchr (server + 1, '@')) /* first one only */
1390	*p = '\0';	1173	*p = '\0';
1391		1174
1392	atom = XInternAtom (display->display, server, False);	1175	atom = XInternAtom (dpy, server, False);
1393	win = XGetSelectionOwner (display->display, atom);	1176	win = XGetSelectionOwner (dpy, atom);
1394		1177
1395	if (win != None)	1178	if (win != None)
1396	return True;	1179	return true;
1397	}	1180	}
1398		1181
1399	return False;	1182	return false;
1400	}	1183	}
1401		1184
1402	void	1185	void
1403	rxvt_term::IMSendSpot ()	1186	rxvt_term::im_send_spot ()
1404	{	1187	{
1405	XPoint nspot;	1188	XPoint nspot;
1406	XVaNestedList preedit_attr;	1189	XVaNestedList preedit_attr;
1407		1190
1408	if (!Input_Context	1191	if (!Input_Context
1409	|| !focus	1192	|| !focus
1410	|| !(input_style & XIMPreeditPosition))	1193	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1411	return;	1194	return;
1412		1195
1413	im_set_position (nspot);	1196	im_set_position (nspot);
1414		1197
1415	if (nspot.x == spot.x && nspot.y == spot.y)	1198	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1434	input_method = 0;	1217	input_method = 0;
1435	}	1218	}
1436		1219
1437	Input_Context = 0;	1220	Input_Context = 0;
1438	}	1221	}
		1222
		1223	#ifdef ENABLE_XIM_ONTHESPOT
		1224
		1225	static void
		1226	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1227	{
		1228	((rxvt_term *)client_data)->make_current ();
		1229	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1230	}
		1231
		1232	static void
		1233	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1234	{
		1235	((rxvt_term *)client_data)->make_current ();
		1236	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1237	}
		1238
		1239	static void
		1240	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1241	{
		1242	rxvt_term *term = (rxvt_term *)client_data;
		1243	XIMText *text = call_data->text;
		1244
		1245	term->make_current ();
		1246
		1247	if (text)
		1248	{
		1249	wchar_t *str;
		1250
		1251	if (!text->encoding_is_wchar && text->string.multi_byte)
		1252	{
		1253	// of course, X makes it ugly again
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->rs[Rs_imLocale]);
		1256
		1257	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1258	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1259
		1260	if (term->rs[Rs_imLocale])
		1261	SET_LOCALE (term->locale);
		1262	}
		1263	else
		1264	str = text->string.wide_char;
		1265
		1266	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1267	DT_INT, call_data->caret,
		1268	DT_INT, call_data->chg_first,
		1269	DT_INT, call_data->chg_length,
		1270	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1271	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1272	DT_END));
		1273	}
		1274	else
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_END));
		1280	}
		1281
		1282	#if 0
		1283	static void
		1284	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1285	{
		1286	((rxvt_term *)client_data)->make_current ();
		1287	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1288	DT_INT, call_data->position,
		1289	DT_INT, call_data->direction,
		1290	DT_INT, call_data->style,
		1291	DT_END));
		1292	}
		1293	#endif
		1294
		1295	#endif
1439		1296
1440	/*	1297	/*
1441	* Try to open a XIM with the current modifiers, then see if we can	1298	* Try to open a XIM with the current modifiers, then see if we can
1442	* open a suitable preedit type	1299	* open a suitable preedit type
1443	*/	1300	*/
1444	bool	1301	bool
1445	rxvt_term::IM_get_IC (const char *modifiers)	1302	rxvt_term::im_get_ic (const char *modifiers)
1446	{	1303	{
1447	int i, j, found;	1304	int i, j, found;
1448	XIM xim;	1305	XIM xim;
1449	XPoint spot;	1306	XPoint spot;
1450	XRectangle rect, status_rect, needed_rect;	1307	XRectangle rect, status_rect, needed_rect;
1451	unsigned long fg, bg;	1308	unsigned long fg, bg;
1452	const char *p;	1309	const char *p;
1453	char **s;	1310	char **s;
1454	XIMStyles *xim_styles;	1311	XIMStyles *xim_styles;
1455		1312
		1313	set_environ (envv);
		1314
1456	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1315	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1457	return false;	1316	return false;
1458		1317
1459	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1460	input_method = display->get_xim (locale, modifiers);	1318	input_method = display->get_xim (locale, modifiers);
1461	if (input_method == NULL)	1319	if (input_method == NULL)
1462	return false;	1320	return false;
1463		1321
1464	xim = input_method->xim;	1322	xim = input_method->xim;
…		…
1479	p = pet[pi];	1337	p = pet[pi];
1480		1338
1481	if (!p)	1339	if (!p)
1482	continue;	1340	continue;
1483		1341
1484	s = rxvt_splitcommastring (p);	1342	s = rxvt_strsplit (',', p);
1485		1343
1486	for (i = found = 0; !found && s[i]; i++)	1344	for (i = found = 0; !found && s[i]; i++)
1487	{	1345	{
1488	if (!strcmp (s[i], "OverTheSpot"))	1346	if (!strcmp (s[i], "OverTheSpot"))
1489	input_style = (XIMPreeditPosition | XIMStatusNothing);	1347	input_style = XIMPreeditPosition | XIMStatusNothing;
1490	else if (!strcmp (s[i], "OffTheSpot"))	1348	else if (!strcmp (s[i], "OffTheSpot"))
1491	input_style = (XIMPreeditArea | XIMStatusArea);	1349	input_style = XIMPreeditArea | XIMStatusArea;
1492	else if (!strcmp (s[i], "Root"))	1350	else if (!strcmp (s[i], "Root"))
1493	input_style = (XIMPreeditNothing | XIMStatusNothing);	1351	input_style = XIMPreeditNothing | XIMStatusNothing;
1494	else if (!strcmp (s[i], "None"))	1352	else if (!strcmp (s[i], "None"))
1495	input_style = (XIMPreeditNone | XIMStatusNone);	1353	input_style = XIMPreeditNone | XIMStatusNone;
		1354	#ifdef ENABLE_XIM_ONTHESPOT
		1355	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1356	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1357	#endif
		1358	else
		1359	input_style = XIMPreeditNothing | XIMStatusNothing;
1496		1360
1497	for (j = 0; j < xim_styles->count_styles; j++)	1361	for (j = 0; j < xim_styles->count_styles; j++)
1498	if (input_style == xim_styles->supported_styles[j])	1362	if (input_style == xim_styles->supported_styles[j])
1499	{	1363	{
1500	rxvt_freecommastring (s);	1364	rxvt_free_strsplit (s);
1501		1365
1502	found = 1;	1366	found = 1;
1503	goto foundpet;	1367	goto foundpet;
1504	}	1368	}
1505		1369
1506	}	1370	}
1507		1371
1508	rxvt_freecommastring (s);	1372	rxvt_free_strsplit (s);
1509	}	1373	}
1510		1374
1511	foundpet:	1375	foundpet:
1512		1376
1513	XFree (xim_styles);	1377	XFree (xim_styles);
…		…
1538	"*",	1402	"*",
1539	fheight,	1403	fheight,
1540	fheight + 1, fheight - 1,	1404	fheight + 1, fheight - 1,
1541	fheight - 2, fheight + 2);	1405	fheight - 2, fheight + 2);
1542		1406
1543	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1407	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1544	&missing_charset_list, &missing_charset_count, &def_string);	1408	&missing_charset_list, &missing_charset_count, &def_string);
1545		1409
1546	if (missing_charset_list)	1410	if (missing_charset_list)
1547	XFreeStringList (missing_charset_list);	1411	XFreeStringList (missing_charset_list);
1548		1412
…		…
1589	XNBackground, bg,	1453	XNBackground, bg,
1590	XNArea, &status_rect,	1454	XNArea, &status_rect,
1591	XNFontSet, fs,	1455	XNFontSet, fs,
1592	NULL);	1456	NULL);
1593	}	1457	}
		1458	#if ENABLE_XIM_ONTHESPOT
		1459	else if (input_style & XIMPreeditCallbacks)
		1460	{
		1461	XIMCallback xcb[4];
		1462
		1463	im_set_position (spot);
		1464
		1465	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1466	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1467	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1468	# if 0
		1469	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1470	# endif
		1471
		1472	preedit_attr = XVaCreateNestedList (0,
		1473	XNSpotLocation, &spot,
		1474	XNPreeditStartCallback, &xcb[0],
		1475	XNPreeditDoneCallback , &xcb[1],
		1476	XNPreeditDrawCallback , &xcb[2],
		1477	# if 0
		1478	XNPreeditCaretCallback, &xcb[3],
		1479	# endif
		1480	NULL);
		1481	}
		1482	#endif
1594		1483
1595	Input_Context = XCreateIC (xim,	1484	Input_Context = XCreateIC (xim,
1596	XNInputStyle, input_style,	1485	XNInputStyle, input_style,
1597	XNClientWindow, vt,	1486	XNClientWindow, vt,
1598	XNFocusWindow, parent[0],	1487	XNFocusWindow, parent,
1599	preedit_attr ? XNPreeditAttributes : NULL,	1488	preedit_attr ? XNPreeditAttributes : NULL,
1600	preedit_attr,	1489	preedit_attr,
1601	status_attr ? XNStatusAttributes : NULL,	1490	status_attr ? XNStatusAttributes : NULL,
1602	status_attr, NULL);	1491	status_attr, NULL);
1603		1492
1604	if (preedit_attr) XFree (preedit_attr);	1493	if (preedit_attr) XFree (preedit_attr);
1605	if (status_attr) XFree (status_attr);	1494	if (status_attr) XFree (status_attr);
1606	if (fs) XFreeFontSet (display->display, fs);	1495	if (fs) XFreeFontSet (dpy, fs);
1607		1496
1608	if (Input_Context == NULL)	1497	if (Input_Context == NULL)
1609	{	1498	{
1610	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1611	im_destroy ();	1500	im_destroy ();
1612	return false;	1501	return false;
1613	}	1502	}
1614		1503
1615	if (input_style & XIMPreeditArea)	1504	#if 0
1616	IMSetStatusPosition ();	1505	// unfortunately, only the focus window is used by XIM, hard to fix
		1506	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1507	vt_select_input ();
		1508	#endif
1617		1509
1618	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1510	im_set_position ();
		1511
1619	return true;	1512	return true;
1620	}	1513	}
1621		1514
1622	void	1515	void
1623	rxvt_term::im_cb ()	1516	rxvt_term::im_cb ()
…		…
1625	int i;	1518	int i;
1626	const char *p;	1519	const char *p;
1627	char **s;	1520	char **s;
1628	char buf[IMBUFSIZ];	1521	char buf[IMBUFSIZ];
1629		1522
1630	SET_R (this);	1523	make_current ();
1631		1524
1632	im_destroy ();	1525	im_destroy ();
1633		1526
1634	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1635	if (Input_Context)	1527	if (Input_Context)
1636	return;	1528	return;
1637		1529
1638	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1639	if (rs[Rs_imLocale])	1530	if (rs[Rs_imLocale])
1640	SET_LOCALE (rs[Rs_imLocale]);	1531	SET_LOCALE (rs[Rs_imLocale]);
1641	#endif
1642		1532
1643	p = rs[Rs_inputMethod];	1533	p = rs[Rs_inputMethod];
1644	if (p && *p)	1534	if (p && *p)
1645	{	1535	{
1646	bool found = false;	1536	bool found = false;
1647		1537
1648	s = rxvt_splitcommastring (p);	1538	s = rxvt_strsplit (',', p);
1649		1539
1650	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1651	{	1541	{
1652	if (*s[i])	1542	if (*s[i])
1653	{	1543	{
1654	strcpy (buf, "@im=");	1544	strcpy (buf, "@im=");
1655	strncat (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1656	if (IM_get_IC (buf))	1546	if (im_get_ic (buf))
1657	{	1547	{
1658	found = true;	1548	found = true;
1659	break;	1549	break;
1660	}	1550	}
1661	}	1551	}
1662	}	1552	}
1663		1553
1664	rxvt_freecommastring (s);	1554	rxvt_free_strsplit (s);
1665		1555
1666	if (found)	1556	if (found)
1667	goto done;	1557	goto done;
1668	}	1558	}
1669		1559
1670	/* try with XMODIFIERS env. var. */	1560	/* try with XMODIFIERS env. var. */
1671	if (IM_get_IC (""))	1561	if (im_get_ic (""))
1672	goto done;	1562	goto done;
1673		1563
1674	/* try with no modifiers base IF the user didn't specify an IM */	1564	/* try with no modifiers base IF the user didn't specify an IM */
1675	if (IM_get_IC ("@im=none"))	1565	if (im_get_ic ("@im=none"))
1676	goto done;	1566	goto done;
1677		1567
1678	done:	1568	done:
1679	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1680	if (rs[Rs_imLocale])	1569	if (rs[Rs_imLocale])
1681	SET_LOCALE (locale);	1570	SET_LOCALE (locale);
1682	#endif
1683	}	1571	}
1684		1572
1685	void	1573	void
1686	rxvt_term::IMSetStatusPosition ()	1574	rxvt_term::im_set_position ()
1687	{	1575	{
1688	XRectangle preedit_rect, status_rect, *needed_rect;	1576	XRectangle preedit_rect, status_rect, *needed_rect;
1689	XVaNestedList preedit_attr, status_attr;	1577	XVaNestedList preedit_attr, status_attr;
1690		1578
1691	if (!Input_Context	1579	if (!Input_Context
1692	|| !focus	1580	|| !focus
1693	|| !(input_style & XIMPreeditArea)	1581	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1694	|| !IMisRunning ())	1582	|| !im_is_running ())
1695	return;	1583	return;
1696		1584
		1585	if (input_style & XIMPreeditPosition)
		1586	{
		1587	im_set_size (preedit_rect);
		1588	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1589
		1590	XSetICValues (Input_Context,
		1591	XNPreeditAttributes, preedit_attr, NULL);
		1592	}
		1593	else
		1594	{
1697	/* Getting the necessary width of preedit area */	1595	/* Getting the necessary width of preedit area */
1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1597	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1700	XFree (status_attr);	1598	XFree (status_attr);
1701		1599
1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1600	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1703	XFree (needed_rect);	1601	XFree (needed_rect);
1704		1602
1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1603	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1707		1605
1708	XSetICValues (Input_Context,	1606	XSetICValues (Input_Context,
1709	XNPreeditAttributes, preedit_attr,	1607	XNPreeditAttributes, preedit_attr,
1710	XNStatusAttributes, status_attr, NULL);	1608	XNStatusAttributes, status_attr,
		1609	NULL);
1711		1610
		1611	XFree (status_attr);
		1612	}
		1613
1712	XFree (preedit_attr);	1614	XFree (preedit_attr);
1713	XFree (status_attr);
1714	}	1615	}
1715	#endif /* USE_XIM */	1616	#endif /* USE_XIM */
1716		1617
1717	/*----------------------------------------------------------------------*/	1618	void
1718	rxvt_t rxvt_current_term;	1619	rxvt_term::get_window_origin (int &x, int &y)
		1620	{
		1621	Window cr;
		1622	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1623	}
		1624
		1625	Pixmap
		1626	rxvt_term::get_pixmap_property (Atom property)
		1627	{
		1628	Pixmap pixmap = None;
		1629
		1630	int aformat;
		1631	unsigned long nitems, bytes_after;
		1632	Atom atype;
		1633	unsigned char *prop;
		1634	int result = XGetWindowProperty (dpy, display->root, property,
		1635	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1636	&nitems, &bytes_after, &prop);
		1637	if (result == Success)
		1638	{
		1639	if (atype == XA_PIXMAP)
		1640	pixmap = *(Pixmap *)prop;
		1641	XFree (prop);
		1642	}
		1643
		1644	return pixmap;
		1645	}
		1646
		1647	#ifdef HAVE_BG_PIXMAP
		1648
		1649	void
		1650	rxvt_term::update_background ()
		1651	{
		1652	if (update_background_ev.is_active ())
		1653	return;
		1654
		1655	bg_invalidate ();
		1656
		1657	if (!mapped)
		1658	return;
		1659
		1660	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1661
		1662	if (to_wait <= 0.)
		1663	bg_render ();
		1664	else
		1665	update_background_ev.start (to_wait);
		1666	}
		1667
		1668	void
		1669	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1670	{
		1671	make_current ();
		1672
		1673	update_background_ev.stop ();
		1674	bg_render ();
		1675	refresh_check ();
		1676	}
		1677
		1678	#endif /* HAVE_BG_PIXMAP */
1719		1679
1720	/*----------------------- end-of-file (C source) -----------------------*/	1680	/*----------------------- end-of-file (C source) -----------------------*/

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