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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.173 by root, Wed Jan 11 19:55:34 2006 UTC vs.
Revision 1.377 by root, Tue Jun 5 11:00:40 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	#if 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	#if 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	delete pix_colors_focused;	248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
290	#if OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
291	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
292	#endif	253	#endif
		254	}
293		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
294	displays.put (display);	259	displays.put (display);
		260	}
295		261
296	scr_release ();	262	scr_release ();
297		263
298	/* clear all resources */	264	/* clear all resources */
299	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
300	free (allocated [i]);	266	free (allocated [i]);
301		267
302	free (selection.text);	268	free (selection.text);
303	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
304	free (env_windowid);
305	free (env_display);
306	free (env_term);
307	free (env_colorfgbg);
308	free (locale);	270	free (locale);
309	free (v_buffer);	271	free (v_buffer);
310	free (incr_buf);	272
		273	delete selection_req;
311		274
312	delete envv;	275	delete envv;
313	delete argv;	276	delete argv;
314		277
315	#ifdef KEYSYM_RESOURCE	278	#ifdef KEYSYM_RESOURCE
316	delete keyboard;	279	delete keyboard;
317	#endif	280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
318	}	284	}
319		285
		286	// child has exited, usually destroys
320	void	287	void
321	rxvt_term::child_exit ()	288	rxvt_term::child_cb (ev::child &w, int status)
322	{	289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
323	cmd_pid = 0;	292	cmd_pid = 0;
324		293
325	if (!OPTION (Opt_hold))	294	if (!option (Opt_hold))
326	destroy ();	295	destroy ();
327	}	296	}
328		297
329	void	298	void
330	rxvt_term::destroy ()	299	rxvt_term::destroy ()
331	{	300	{
332	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
333	return;	302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
334		305
335	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
336	scr_overlay_off ();	307	scr_overlay_off ();
337	#endif	308	#endif
338		309
339	if (display)	310	if (display)
340	{	311	{
341	#if USE_XIM	312	#if USE_XIM
342	im_ev.stop (display);	313	im_ev.stop (display);
343	#endif	314	#endif
344	#if HAVE_SCROLLBARS
345	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
346	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
347	#if MENUBAR
348	menubar_ev.stop (display);
349	#endif
350	#if TRANSPARENT
351	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
352	#endif	318	#endif
353	incr_ev.stop ();
354	termwin_ev.stop (display);	319	termwin_ev.stop (display);
355	vt_ev.stop (display);	320	vt_ev.stop (display);
356	}	321	}
357		322
358	check_ev.stop ();	323	flush_ev.stop ();
359	pty_ev.stop ();	324	pty_ev.stop ();
360	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
361	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
362	#endif	327	#endif
363	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
371	#endif	336	#endif
372	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
373	pointer_ev.stop ();	338	pointer_ev.stop ();
374	#endif	339	#endif
375		340
376	destroy_ev.start (0);	341	destroy_ev.start ();
377	}	342	}
378		343
379	void	344	void
380	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
381	{	346	{
382	SET_R (this);	347	make_current ();
383		348
384	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);
385	}	362	}
386		363
387	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
388	/*	365	/*
389	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
…		…
396	{	373	{
397	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++)
398	(*t)->emergency_cleanup ();	375	(*t)->emergency_cleanup ();
399	}	376	}
400		377
401	#if ENABLE_FRILLS	378	#if !ENABLE_MINIMAL
402	static void	379	static void ecb_cold
403	print_x_error (Display *dpy, XErrorEvent *event)	380	print_x_error (Display *dpy, XErrorEvent *event)
404	{	381	{
405	char buffer[BUFSIZ];	382	char buffer[BUFSIZ];
406	char mesg[BUFSIZ];	383	char mesg[BUFSIZ];
407	char number[32];	384	char number[32];
408	char *mtype = "XlibMessage";	385	const char mtype[] = "XlibMessage";
409	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
410	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
411	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");
412	rxvt_warn ("%s: %s\n", mesg, buffer);	389	rxvt_warn ("%s: %s\n", mesg, buffer);
413	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
415	sprintf(number, "%d", event->request_code);	392	sprintf(number, "%d", event->request_code);
416	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
417	rxvt_warn ("(which is %s)\n", buffer);	394	rxvt_warn ("(which is %s)\n", buffer);
418	if (event->request_code >= 128) {	395	if (event->request_code >= 128) {
419	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
420	mesg, BUFSIZ);	397	mesg, BUFSIZ);
421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
422	}	399	}
423	if ((event->error_code == BadWindow) ||	400	if ((event->error_code == BadWindow) ||
424	(event->error_code == BadPixmap) ||	401	(event->error_code == BadPixmap) ||
425	(event->error_code == BadCursor) ||	402	(event->error_code == BadCursor) ||
426	(event->error_code == BadFont) ||	403	(event->error_code == BadFont) ||
427	(event->error_code == BadDrawable) ||	404	(event->error_code == BadDrawable) ||
428	(event->error_code == BadColor) ||	405	(event->error_code == BadColor) ||
429	(event->error_code == BadGC) ||	406	(event->error_code == BadGC) ||
430	(event->error_code == BadIDChoice) ||	407	(event->error_code == BadIDChoice) ||
431	(event->error_code == BadValue) ||	408	(event->error_code == BadValue) ||
432	(event->error_code == BadAtom)) {	409	(event->error_code == BadAtom)) {
433	if (event->error_code == BadValue)	410	if (event->error_code == BadValue)
434	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
435	mesg, BUFSIZ);	412	mesg, BUFSIZ);
436	else if (event->error_code == BadAtom)	413	else if (event->error_code == BadAtom)
437	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
438	mesg, BUFSIZ);	415	mesg, BUFSIZ);
439	else	416	else
440	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
441	mesg, BUFSIZ);	418	mesg, BUFSIZ);
442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
443	}	420	}
444	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
445	mesg, BUFSIZ);	422	mesg, BUFSIZ);
446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
447	}	424	}
448	#endif	425	#endif
449		426
450	int	427	int ecb_cold
451	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
452	{	429	{
453	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
454	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
455	else	432	else
456	{	433	{
457	// 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,
458	// so just output the error and continue	435	// so just output the error and continue
459	#if ENABLE_FRILLS	436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
460	print_x_error (display, event);	439	print_x_error (display, event);
461	#else
462	old_xerror_handler (display, event);
463	#endif	440	#endif
464	}	441	}
465		442
466	return 0;	443	return 0;
467	}	444	}
468		445
469	int	446	int ecb_cold
470	rxvt_xioerror_handler (Display *display)	447	rxvt_xioerror_handler (Display *display)
471	{	448	{
472	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",
473	DisplayString (display));	450	DisplayString (display));
474	rxvt_emergency_cleanup ();	451	rxvt_emergency_cleanup ();
475	_exit (EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
476	}	453	}
477		454
478	/*----------------------------------------------------------------------*/
479	bool
480	rxvt_term::init (int argc, const char *const *argv)
481	{
482	SET_R (this);
483	TEMP_ENV; // few things in X do not call setlocale :(
484
485	set_locale ("");
486
487	if (!init_vars ())
488	return false;
489
490	init_secondary ();
491
492	const char **cmd_argv = init_resources (argc, argv);
493
494	#ifdef KEYSYM_RESOURCE
495	keyboard->register_done ();
496	#endif
497
498	#if MENUBAR_MAX
499	menubar_read (rs[Rs_menu]);
500	#endif
501	#ifdef HAVE_SCROLLBARS
502	if (OPTION (Opt_scrollBar))
503	scrollBar.setIdle (); /* set existence for size calculations */
504	#endif
505
506	#if ENABLE_PERL
507	if (!rs[Rs_perl_ext_1])
508	rs[Rs_perl_ext_1] = "default";
509
510	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
511	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
512	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
513	{
514	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
515	// ignore some perl-related arguments if some bozo installed us set[ug]id
516	if (rxvt_tainted ())
517	{
518	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
519	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
520	{
521	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
522	rs[Rs_perl_lib] = 0;
523	rs[Rs_perl_eval] = 0;
524	}
525	}
526	#endif
527	rxvt_perl.init ();
528	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
529	}
530	#endif
531
532	create_windows (argc, argv);
533
534	dDisp;
535
536	init_xlocale ();
537
538	scr_reset (); // initialize screen
539
540	#if 0
541	XSynchronize (disp, True);
542	#endif
543
544	#ifdef HAVE_SCROLLBARS
545	if (OPTION (Opt_scrollBar))
546	resize_scrollbar (); /* create and map scrollbar */
547	#endif
548	#if (MENUBAR_MAX)
549	if (menubar_visible ())
550	XMapWindow (disp, menuBar.win);
551	#endif
552	#ifdef TRANSPARENT
553	if (OPTION (Opt_transparent))
554	{
555	XSelectInput (disp, display->root, PropertyChangeMask);
556	check_our_parents ();
557	rootwin_ev.start (display, display->root);
558	}
559	#endif
560
561	XMapWindow (disp, vt);
562	XMapWindow (disp, parent[0]);
563
564	set_colorfgbg ();
565
566	init_command (cmd_argv);
567
568	free (cmd_argv);
569
570	if (pty.pty >= 0)
571	pty_ev.start (pty.pty, EVENT_READ);
572
573	check_ev.start ();
574
575	HOOK_INVOKE ((this, HOOK_START, DT_END));
576
577	return true;
578	}
579
580	static struct sig_handlers	455	static struct sig_handlers
581	{	456	{
582	sig_watcher sw_chld, sw_term, sw_int;	457	ev::sig sw_term, sw_int;
583
584	void sig_chld (sig_watcher &w)
585	{
586	// we are being called for every SIGCHLD, find the corresponding term
587	int pid;
588
589	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
590	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
591	if (pid == (*t)->cmd_pid)
592	{
593	(*t)->child_exit ();
594	break;
595	}
596	}
597		458
598	/*	459	/*
599	* Catch a fatal signal and tidy up before quitting	460	* Catch a fatal signal and tidy up before quitting
600	*/	461	*/
601	void	462	void sig_term (ev::sig &w, int revents);
602	sig_term (sig_watcher &w)	463
		464	sig_handlers ()
603	{	465	{
604	#ifdef DEBUG_CMD
605	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
606	#endif
607	rxvt_emergency_cleanup ();
608	signal (w.signum, SIG_DFL);
609	kill (getpid (), w.signum);
610	}
611
612	sig_handlers ()
613	: sw_chld (this, &sig_handlers::sig_chld),
614	sw_term (this, &sig_handlers::sig_term),	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
615	sw_int (this, &sig_handlers::sig_term)	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
616	{
617	}	468	}
618	} sig_handlers;	469	} sig_handlers;
619		470
620	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
621	rxvt_init ()	549	rxvt_init ()
622	{	550	{
623	/*	551	assert (("fontMask must not overlap other RS masks",
624	* Save and then give up any super-user privileges	552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
625	* If we need privileges in any area then we must specifically request it.	553
626	* We should only need to be root in these cases:	554	rxvt_get_ttymode (&rxvt_term::def_tio);
627	* 1. write utmp entries on some systems	555
628	* 2. chown tty on some systems	556	// get rid of stdin/stdout as we don't need them, to free resources
629	*/	557	dup2 (STDERR_FILENO, STDIN_FILENO);
630	rxvt_privileges (SAVE);	558	dup2 (STDERR_FILENO, STDOUT_FILENO);
631	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;
632		564
633	signal (SIGHUP, SIG_IGN);	565	signal (SIGHUP, SIG_IGN);
634	signal (SIGPIPE, SIG_IGN);	566	signal (SIGPIPE, SIG_IGN);
635		567
636	sig_handlers.sw_chld.start (SIGCHLD);
637	sig_handlers.sw_term.start (SIGTERM);	568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
638	sig_handlers.sw_int.start (SIGINT);	569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
639
640	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
641	/* signal (SIGURG, SIG_DFL); */
642		570
643	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
644	// TODO: handle this with exceptions and tolerate the memory loss	572	// TODO: handle this with exceptions and tolerate the memory loss
645	XSetIOErrorHandler (rxvt_xioerror_handler);	573	XSetIOErrorHandler (rxvt_xioerror_handler);
646		574
647	XrmInitialize ();	575	XrmInitialize ();
648	}
649		576
650	/* ------------------------------------------------------------------------- *	577	#if HAVE_PIXBUF
651	* MEMORY ALLOCATION WRAPPERS *	578	g_type_init ();
652	* ------------------------------------------------------------------------- */
653	void *
654	rxvt_malloc (size_t size)
655	{
656	void *p = malloc (size);
657
658	if (!p)
659	rxvt_fatal ("memory allocation failure. aborting.\n");
660
661	return p;
662	}
663
664	void *
665	rxvt_calloc (size_t number, size_t size)
666	{
667	void *p = calloc (number, size);
668
669	if (!p)
670	rxvt_fatal ("memory allocation failure. aborting.\n");
671
672	return p;
673	}
674
675	void *
676	rxvt_realloc (void *ptr, size_t size)
677	{
678	void *p = realloc (ptr, size);
679
680	if (!p)
681	rxvt_fatal ("memory allocation failure. aborting.\n");
682
683	return p;
684	}
685
686	/* ------------------------------------------------------------------------- *
687	* PRIVILEGED OPERATIONS *
688	* ------------------------------------------------------------------------- */
689	/* take care of suid/sgid super-user (root) privileges */
690	void
691	rxvt_privileges (rxvt_privaction action)
692	{
693	#if ! defined(__CYGWIN32__)
694	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
695	/* setreuid () is the poor man's setuid (), seteuid () */
696	# define seteuid(a) setreuid(-1, (a))
697	# define setegid(a) setregid(-1, (a))
698	# define HAVE_SETEUID
699	# endif	579	#endif
700	# ifdef HAVE_SETEUID
701	switch (action)
702	{
703	case IGNORE:
704	/*
705	* change effective uid/gid - not real uid/gid - so we can switch
706	* back to root later, as required
707	*/
708	setegid (getgid ());
709	seteuid (getuid ());
710	break;
711	case SAVE:
712	saved_egid = getegid ();
713	saved_euid = geteuid ();
714	break;
715	case RESTORE:
716	setegid (saved_egid);
717	seteuid (saved_euid);
718	break;
719	}
720	# else
721	switch (action)
722	{
723	case IGNORE:
724	setgid (getgid ());
725	setuid (getuid ());
726	/* FALLTHROUGH */
727	case SAVE:
728	/* FALLTHROUGH */
729	case RESTORE:
730	break;
731	}
732	# endif
733	#endif
734	}	580	}
735
736	#ifdef UTMP_SUPPORT
737	void
738	rxvt_term::privileged_utmp (rxvt_privaction action)
739	{
740	if (OPTION (Opt_utmpInhibit)
741	|| !pty.name || !*pty.name)
742	return;
743
744	rxvt_privileges (RESTORE);
745
746	if (action == SAVE)
747	makeutent (pty.name, rs[Rs_display_name]);
748	else
749	cleanutent ();
750
751	rxvt_privileges (IGNORE);
752	}
753	#endif
754		581
755	/*----------------------------------------------------------------------*/	582	/*----------------------------------------------------------------------*/
756	/*	583	/*
757	* window size/position calculcations for XSizeHint and other storage.	584	* window size/position calculations for XSizeHint and other storage.
758	* if width/height are non-zero then override calculated width/height	585	* if width/height are non-zero then override calculated width/height
759	*/	586	*/
760	void	587	void
761	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	588	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
762	{	589	{
763	short recalc_x, recalc_y;	590	short recalc_x, recalc_y;
764	int x, y, sb_w, mb_h, flags;	591	int x, y, flags;
765	unsigned int w, h;	592	unsigned int w, h;
766	unsigned int max_width, max_height;	593	unsigned int max_width, max_height;
767	dDisp;
768
769	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
770	ncol, nrow, szHint.width, szHint.height));
771		594
772	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	595	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
773	szHint.win_gravity = NorthWestGravity;	596	szHint.win_gravity = NorthWestGravity;
774	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	597	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
775		598
…		…
783	if (rs[Rs_geometry])	606	if (rs[Rs_geometry])
784	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	607	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
785		608
786	if (flags & WidthValue)	609	if (flags & WidthValue)
787	{	610	{
		611	if (!w)
		612	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		613
788	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	614	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
789	szHint.flags |= USSize;	615	szHint.flags |= USSize;
790	}	616	}
791		617
792	if (flags & HeightValue)	618	if (flags & HeightValue)
793	{	619	{
		620	if (!h)
		621	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		622
794	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	623	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
795	szHint.flags |= USSize;	624	szHint.flags |= USSize;
796	}	625	}
797		626
798	if (flags & XValue)	627	if (flags & XValue)
799	{	628	{
…		…
830	max_width = MAX_COLS * fwidth;	659	max_width = MAX_COLS * fwidth;
831	max_height = MAX_ROWS * fheight;	660	max_height = MAX_ROWS * fheight;
832		661
833	szHint.base_width = szHint.base_height = 2 * int_bwidth;	662	szHint.base_width = szHint.base_height = 2 * int_bwidth;
834		663
835	sb_w = mb_h = 0;
836	window_vt_x = window_vt_y = int_bwidth;	664	window_vt_x = window_vt_y = int_bwidth;
837		665
838	if (scrollbar_visible ())	666	if (scrollBar.state)
839	{	667	{
840	sb_w = scrollbar_TotalWidth ();	668	int sb_w = scrollBar.total_width ();
841	szHint.base_width += sb_w;	669	szHint.base_width += sb_w;
		670
842	if (!OPTION (Opt_scrollBar_right))	671	if (!option (Opt_scrollBar_right))
843	window_vt_x += sb_w;	672	window_vt_x += sb_w;
844	}	673	}
845		674
846	if (menubar_visible ())
847	{
848	mb_h = menuBar_TotalHeight ();
849	szHint.base_height += mb_h;
850	window_vt_y += mb_h;
851	}
852
853	szHint.width_inc = fwidth;	675	szHint.width_inc = fwidth;
854	szHint.height_inc = fheight;	676	szHint.height_inc = fheight;
855	szHint.min_width = szHint.base_width + szHint.width_inc;	677	szHint.min_width = szHint.base_width + szHint.width_inc;
856	szHint.min_height = szHint.base_height + szHint.height_inc;	678	szHint.min_height = szHint.base_height + szHint.height_inc;
857		679
858	if (newwidth && newwidth - szHint.base_width < max_width)	680	if (newwidth && newwidth - szHint.base_width < max_width)
859	{	681	{
860	szHint.width = newwidth;	682	szHint.width = newwidth;
…		…
875	{	697	{
876	min_it (height, max_height);	698	min_it (height, max_height);
877	szHint.height = szHint.base_height + height;	699	szHint.height = szHint.base_height + height;
878	}	700	}
879		701
880	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
881	window_sb_x = szHint.width - sb_w;
882
883	if (recalc_x)	702	if (recalc_x)
884	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	703	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		704
885	if (recalc_y)	705	if (recalc_y)
886	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	706	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
887		707
888	ncol = width / fwidth;	708	ncol = width / fwidth;
889	nrow = height / fheight;	709	nrow = height / fheight;
890	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	710
891	ncol, nrow, szHint.width,	711	// When the size of the vt window is not a multiple of the cell
892	szHint.height));	712	// size, i.e., when the wm does not honour our size hints, there are
893	return;	713	// extra areas not covered by the terminal screen. Such gaps, when a
		714	// bg pixmap is set, would have to be cleared manually to properly
		715	// refresh the background. We take the simpler route and shrink the
		716	// vt window so as to avoid creating gaps.
		717	vt_width = ncol * fwidth;
		718	vt_height = nrow * fheight;
894	}	719	}
895		720
896	/*----------------------------------------------------------------------*/	721	/*----------------------------------------------------------------------*/
897	/*	722	/*
898	* Tell the teletype handler what size the window is.	723	* Tell the teletype handler what size the window is.
899	* Called after a window size change.	724	* Called after a window size change.
900	*/	725	*/
901	void	726	void
902	rxvt_term::tt_winch ()	727	rxvt_term::tt_winch ()
903	{	728	{
904	if (pty.pty < 0)	729	if (pty->pty < 0)
905	return;	730	return;
906		731
907	struct winsize ws;	732	struct winsize ws;
908		733
909	ws.ws_col = ncol;	734	ws.ws_col = ncol;
910	ws.ws_row = nrow;	735	ws.ws_row = nrow;
911	ws.ws_xpixel = width;	736	ws.ws_xpixel = vt_width;
912	ws.ws_ypixel = height;	737	ws.ws_ypixel = vt_height;
913	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	738	ioctl (pty->pty, TIOCSWINSZ, &ws);
914		739
915	#if 0	740	#if 0
916	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	741	// TIOCSWINSZ is supposed to do this automatically and correctly
917	if (cmd_pid) /* force through to the command */	742	if (cmd_pid) /* force through to the command */
918	kill (-cmd_pid, SIGWINCH);	743	kill (-cmd_pid, SIGWINCH);
919	#endif	744	#endif
920	}	745	}
921		746
922	/*----------------------------------------------------------------------*/	747	/*----------------------------------------------------------------------*/
923	/* set_fonts () - load and set the various fonts	748	/* load and set the various fonts */
924	*
925	* init = 1 - initialize
926	*
927	* fontname == FONT_UP - switch to bigger font
928	* fontname == FONT_DN - switch to smaller font
929	*/
930	bool	749	bool
931	rxvt_term::set_fonts ()	750	rxvt_term::set_fonts ()
932	{	751	{
933	rxvt_fontset *fs = new rxvt_fontset (this);	752	rxvt_fontset *fs = new rxvt_fontset (this);
934	rxvt_fontprop prop;	753	rxvt_fontprop prop;
…		…
948	#endif	767	#endif
949		768
950	delete fontset[0];	769	delete fontset[0];
951	fontset[0] = fs;	770	fontset[0] = fs;
952		771
953	prop = (*fs)[1]->properties ();	772	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
954	prop.height += lineSpace;	773	prop.width += letterSpace;
		774
955	fs->set_prop (prop);	775	fs->set_prop (prop, false);
956		776
957	fwidth = prop.width;	777	fwidth = prop.width;
958	fheight = prop.height;	778	fheight = prop.height + lineSpace;
959	fbase = prop.ascent;	779	fbase = prop.ascent;
960		780
961	for (int style = 1; style < 4; style++)	781	for (int style = 1; style < 4; style++)
962	{	782	{
963	#if ENABLE_STYLES	783	#if ENABLE_STYLES
…		…
969	{	789	{
970	fontset[style] = fs = new rxvt_fontset (this);	790	fontset[style] = fs = new rxvt_fontset (this);
971	rxvt_fontprop prop2 = prop;	791	rxvt_fontprop prop2 = prop;
972		792
973	if (res)	793	if (res)
974	prop2.weight = prop2.slant = rxvt_fontprop::unset;	794	{
		795	fs->populate (res);
		796	fs->set_prop (prop2, false);
		797	}
975	else	798	else
976	{	799	{
977	res = fontset[0]->fontdesc;	800	fs->populate (fontset[0]->fontdesc);
978		801
979	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	802	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
980	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	803	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		804
		805	fs->set_prop (prop2, true);
981	}	806	}
982		807
983	fs->populate (res);
984	fs->set_prop (prop2);
985	}	808	}
986	#else	809	#else
987	fontset[style] = fontset[0];	810	fontset[style] = fontset[0];
988	#endif	811	#endif
989	}	812	}
990		813
991	if (parent[0])	814	if (parent)
992	{	815	{
993	resize_all_windows (0, 0, 0);	816	resize_all_windows (0, 0, 0);
994	scr_remap_chars ();	817	scr_remap_chars ();
995	scr_touch (true);	818	scr_touch (true);
996	}	819	}
997		820
998	return true;	821	return true;
999	}	822	}
1000		823
		824	void
1001	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	825	rxvt_term::set_string_property (Atom prop, const char *str, int len)
1002	{	826	{
1003	XChangeProperty (display->display, parent[0],	827	XChangeProperty (dpy, parent,
1004	prop, XA_STRING, 8, PropModeReplace,	828	prop, XA_STRING, 8, PropModeReplace,
1005	(const unsigned char *)str, len >= 0 ? len : strlen (str));	829	(const unsigned char *)str, len >= 0 ? len : strlen (str));
1006	}	830	}
1007		831
		832	void
		833	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		834	{
		835	XTextProperty ct;
		836
		837	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		838	{
		839	XSetTextProperty (dpy, parent, &ct, prop);
		840	XFree (ct.value);
		841	}
		842	}
		843
		844	void
1008	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	845	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1009	{	846	{
1010	wchar_t *ws = rxvt_mbstowcs (str, len);	847	wchar_t *ws = rxvt_mbstowcs (str, len);
1011	char *s = rxvt_wcstoutf8 (ws);	848	char *s = rxvt_wcstoutf8 (ws);
1012		849
1013	XChangeProperty (display->display, parent[0],	850	XChangeProperty (dpy, parent,
1014	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	851	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1015	(const unsigned char *)s, strlen (s));	852	(const unsigned char *)s, strlen (s));
1016		853
1017	free (s);	854	free (s);
1018	free (ws);	855	free (ws);
…		…
1022	/*----------------------------------------------------------------------*/	859	/*----------------------------------------------------------------------*/
1023	/* xterm sequences - title, iconName, color (exptl) */	860	/* xterm sequences - title, iconName, color (exptl) */
1024	void	861	void
1025	rxvt_term::set_title (const char *str)	862	rxvt_term::set_title (const char *str)
1026	{	863	{
1027	set_string_property (XA_WM_NAME, str);	864	set_mbstring_property (XA_WM_NAME, str);
1028	#if ENABLE_EWMH	865	#if ENABLE_EWMH
1029	set_utf8_property (xa[XA_NET_WM_NAME], str);	866	set_utf8_property (xa[XA_NET_WM_NAME], str);
1030	#endif	867	#endif
1031	}	868	}
1032		869
1033	void	870	void
1034	rxvt_term::set_icon_name (const char *str)	871	rxvt_term::set_icon_name (const char *str)
1035	{	872	{
1036	set_string_property (XA_WM_ICON_NAME, str);	873	set_mbstring_property (XA_WM_ICON_NAME, str);
1037	#if ENABLE_EWMH	874	#if ENABLE_EWMH
1038	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	875	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1039	#endif	876	#endif
1040	}	877	}
1041		878
		879	void
		880	rxvt_term::set_window_color (int idx, const char *color)
		881	{
1042	#ifdef XTERM_COLOR_CHANGE	882	#ifdef XTERM_COLOR_CHANGE
1043	void
1044	rxvt_term::set_window_color (int idx, const char *color)
1045	{
1046	rxvt_color xcol;	883	rxvt_color xcol;
1047	int i;
1048		884
1049	if (color == NULL || *color == '\0')	885	if (color == NULL || *color == '\0')
1050	return;	886	return;
1051		887
		888	color = strdup (color);
		889	allocated.push_back ((void *)color);
		890	rs[Rs_color + idx] = color;
		891
1052	/* handle color aliases */	892	/* handle color aliases */
1053	if (isdigit (*color))	893	if (isdigit (*color))
1054	{	894	{
1055	i = atoi (color);	895	int i = atoi (color);
1056		896
1057	if (i >= 8 && i <= 15)	897	if (i >= 8 && i <= 15)
		898	{
1058	{ /* bright colors */	899	/* bright colors */
1059	i -= 8;
1060	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	900	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1061	SET_PIXCOLOR (idx);
1062	goto done;	901	goto done;
1063	}	902	}
1064		903
1065	if (i >= 0 && i <= 7)	904	if (i >= 0 && i <= 7)
		905	{
1066	{ /* normal colors */	906	/* normal colors */
1067	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	907	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1068	SET_PIXCOLOR (idx);
1069	goto done;	908	goto done;
1070	}	909	}
1071	}	910	}
1072		911
1073	if (!rXParseAllocColor (&xcol, color))	912	set_color (xcol, color);
1074	return;
1075
1076	/* XStoreColor (display->display, display->cmap, XColor*); */
1077		913
1078	/*	914	/*
1079	* FIXME: should free colors here, but no idea how to do it so instead,	915	* FIXME: should free colors here, but no idea how to do it so instead,
1080	* so just keep gobbling up the colormap	916	* so just keep gobbling up the colormap
1081	*/	917	*/
1082	# if 0
1083	for (i = Color_Black; i <= Color_White; i++)
1084	if (pix_colors[idx] == pix_colors[i])
1085	break;
1086	if (i > Color_White)
1087	{
1088	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1089	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1090	DisplayPlanes (display->display, display->screen));
1091	}
1092	# endif
1093		918
1094	pix_colors_focused[idx] = xcol;	919	pix_colors_focused[idx] = xcol;
1095	SET_PIXCOLOR (idx);
1096		920
1097	/* XSetWindowAttributes attr; */
1098	/* Cursor cursor; */
1099	done:	921	done:
1100
1101	#if OFF_FOCUS_FADING
1102	if (rs[Rs_fade])
1103	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1104	#endif
1105
1106	/*TODO: handle Color_BD, scrollbar background, etc. */	922	/*TODO: handle Color_BD, scrollbar background, etc. */
1107		923
		924	update_fade_color (idx);
1108	recolour_cursor ();	925	recolour_cursor ();
1109	scr_recolour ();	926	scr_recolour ();
		927	#endif /* XTERM_COLOR_CHANGE */
1110	}	928	}
1111
1112	#else
1113	# define set_window_color (idx,color) ((void)0)
1114	#endif /* XTERM_COLOR_CHANGE */
1115		929
1116	void	930	void
1117	rxvt_term::recolour_cursor ()	931	rxvt_term::recolour_cursor ()
1118	{	932	{
1119	XColor xcol[2];	933	XColor fg, bg;
1120		934
1121	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	935	(ISSET_PIXCOLOR (Color_pointer_fg)
1122	? pix_colors_focused[Color_pointer_fg]	936	? pix_colors_focused[Color_pointer_fg]
1123	: pix_colors_focused[Color_fg];	937	: pix_colors_focused[Color_fg]).get (fg);
		938
1124	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	939	(ISSET_PIXCOLOR (Color_pointer_bg)
1125	? pix_colors_focused[Color_pointer_bg]	940	? pix_colors_focused[Color_pointer_bg]
1126	: pix_colors_focused[Color_bg];	941	: pix_colors_focused[Color_bg]).get (bg);
1127		942
1128	XQueryColors (display->display, display->cmap, xcol, 2);	943	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1129	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1130	}	944	}
1131		945
1132	/*----------------------------------------------------------------------*/	946	/*----------------------------------------------------------------------*/
1133	/*	947	/*
1134	* find if fg/bg matches any of the normal (low-intensity) colors	948	* find if fg/bg matches any of the normal (low-intensity) colors
1135	*/	949	*/
1136	void	950	char *
1137	rxvt_term::set_colorfgbg ()	951	rxvt_term::get_colorfgbg ()
1138	{	952	{
1139	unsigned int i;	953	unsigned int i;
1140	const char *xpmb = "\0";	954	const char *xpmb = "";
1141	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	955	char fstr[] = "default";
		956	char bstr[] = "default";
		957	char *env_colorfgbg;
1142		958
1143	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1144	strcpy (fstr, "default");
1145	strcpy (bstr, "default");
1146	for (i = Color_Black; i <= Color_White; i++)	959	for (i = Color_Black; i <= Color_White; i++)
1147	if (pix_colors[Color_fg] == pix_colors[i])	960	if (pix_colors[Color_fg] == pix_colors[i])
1148	{	961	{
1149	sprintf (fstr, "%d", (i - Color_Black));	962	sprintf (fstr, "%d", i - Color_Black);
1150	break;	963	break;
1151	}	964	}
1152		965
1153	for (i = Color_Black; i <= Color_White; i++)	966	for (i = Color_Black; i <= Color_White; i++)
1154	if (pix_colors[Color_bg] == pix_colors[i])	967	if (pix_colors[Color_bg] == pix_colors[i])
1155	{	968	{
1156	sprintf (bstr, "%d", (i - Color_Black));	969	sprintf (bstr, "%d", i - Color_Black);
1157	#ifdef XPM_BACKGROUND	970	#if BG_IMAGE_FROM_FILE
1158	xpmb = "default;";	971	xpmb = "default;";
1159	#endif	972	#endif
1160	break;	973	break;
1161	}	974	}
1162		975
		976	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1163	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	977	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		978	return env_colorfgbg;
1164	}	979	}
1165		980
1166	/*----------------------------------------------------------------------*/	981	/*----------------------------------------------------------------------*/
1167		982
1168	int	983	bool
1169	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	984	rxvt_term::set_color (rxvt_color &color, const char *name)
1170	{	985	{
1171	if (!screen_in_out->set (display, colour))	986	if (color.set (this, name))
1172	{
1173	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1174	return false;
1175	}
1176
1177	return true;	987	return true;
		988
		989	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		990	return false;
		991	}
		992
		993	void
		994	rxvt_term::alias_color (int dst, int src)
		995	{
		996	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1178	}	997	}
1179		998
1180	/* -------------------------------------------------------------------- *	999	/* -------------------------------------------------------------------- *
1181	* - WINDOW RESIZING - *	1000	* - WINDOW RESIZING - *
1182	* -------------------------------------------------------------------- */	1001	* -------------------------------------------------------------------- */
1183	void	1002	void
1184	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1003	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1185	{	1004	{
1186	int fix_screen;	1005	int fix_screen;
1187	int old_width = szHint.width, old_height = szHint.height;	1006	int old_width = szHint.width;
1188	dDisp;	1007	int old_height = szHint.height;
1189		1008
1190	window_calc (newwidth, newheight);	1009	window_calc (newwidth, newheight);
		1010
		1011	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1012
		1013	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1014	if (set_hint)
		1015	{
		1016	szHint.flags &= ~(PBaseSize | PResizeInc);
1191	XSetWMNormalHints (disp, parent[0], &szHint);	1017	XSetWMNormalHints (dpy, parent, &szHint);
		1018	szHint.flags |= PBaseSize | PResizeInc;
		1019	}
1192		1020
1193	if (!ignoreparent)	1021	if (!ignoreparent)
1194	{	1022	{
1195	#ifdef SMART_RESIZE	1023	#ifdef SMART_RESIZE
1196	/*	1024	/*
…		…
1200	int x, y, x1, y1;	1028	int x, y, x1, y1;
1201	int dx, dy;	1029	int dx, dy;
1202	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1030	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1203	Window unused_cr;	1031	Window unused_cr;
1204		1032
1205	XTranslateCoordinates (disp, parent[0], display->root,	1033	XTranslateCoordinates (dpy, parent, display->root,
1206	0, 0, &x, &y, &unused_cr);	1034	0, 0, &x, &y, &unused_cr);
1207	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1035	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1208	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1036	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1209	/*	1037	/*
1210	* if display->root isn't the parent window, a WM will probably have offset	1038	* if display->root isn't the parent window, a WM will probably have offset
1211	* our position for handles and decorations. Counter it	1039	* our position for handles and decorations. Counter it
1212	*/	1040	*/
…		…
1214	{	1042	{
1215	x -= x1;	1043	x -= x1;
1216	y -= y1;	1044	y -= y1;
1217	}	1045	}
1218		1046
1219	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1047	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1220	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1048	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1221	dx = old_width - szHint.width;	1049	dx = old_width - szHint.width;
1222	dy = old_height - szHint.height;	1050	dy = old_height - szHint.height;
1223		1051
1224	/* Check position of the center of the window */	1052	/* Check position of the center of the window */
1225	if (x < x1) /* left half */	1053	if (x < x1) /* left half */
1226	dx = 0;	1054	dx = 0;
…		…
1229	if (y < y1) /* top half */	1057	if (y < y1) /* top half */
1230	dy = 0;	1058	dy = 0;
1231	else if (y == y1) /* exact center */	1059	else if (y == y1) /* exact center */
1232	dy /= 2;	1060	dy /= 2;
1233		1061
1234	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1062	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1235	szHint.width, szHint.height);	1063	szHint.width, szHint.height);
1236	#else	1064	#else
1237	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1065	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1238	#endif	1066	#endif
1239	}	1067	}
		1068
		1069	if (set_hint)
		1070	XSetWMNormalHints (dpy, parent, &szHint);
1240		1071
1241	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1072	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1242		1073
1243	if (fix_screen || newwidth != old_width || newheight != old_height)	1074	if (fix_screen || newwidth != old_width || newheight != old_height)
1244	{	1075	{
1245	if (scrollbar_visible ())	1076	if (scrollBar.state)
1246	{	1077	scrollBar.resize ();
1247	XMoveResizeWindow (disp, scrollBar.win,
1248	window_sb_x, 0,
1249	scrollbar_TotalWidth (), szHint.height);
1250	resize_scrollbar ();
1251	}
1252		1078
1253	if (menubar_visible ())
1254	XMoveResizeWindow (disp, menuBar.win,
1255	window_vt_x, 0,
1256	width, menuBar_TotalHeight ());
1257
1258	XMoveResizeWindow (disp, vt,	1079	XMoveResizeWindow (dpy, vt,
1259	window_vt_x, window_vt_y,	1080	window_vt_x, window_vt_y,
1260	width, height);	1081	vt_width, vt_height);
1261		1082
1262	scr_clear ();	1083	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1263	#ifdef XPM_BACKGROUND	1084
1264	resize_pixmap ();	1085	#ifdef HAVE_BG_PIXMAP
		1086	if (bg_window_size_sensitive ())
		1087	update_background ();
1265	#endif	1088	#endif
1266	}	1089	}
1267		1090
1268	if (fix_screen || old_height == 0)	1091	if (fix_screen || old_height == 0)
1269	{
1270	int curr_screen = -1;
1271	int old_ncol = prev_ncol;
1272
1273	/* scr_reset only works on the primary screen */
1274	if (old_height) /* this is not the first time through */
1275	{
1276	unsigned int ocol = ncol;
1277	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1278	curr_screen = scr_change_screen (PRIMARY);
1279	ncol = ocol;
1280	}
1281
1282	scr_reset ();	1092	scr_reset ();
1283		1093
1284	if (curr_screen >= 0) /* this is not the first time through */
1285	{
1286	scr_change_screen (curr_screen);
1287	selection_check (old_ncol != ncol ? 4 : 0);
1288	}
1289	}
1290
1291	old_width = szHint.width;
1292	old_height = szHint.height;
1293
1294	#ifdef XPM_BACKGROUND
1295	if (pixmap)
1296	scr_touch (false);
1297	#endif
1298
1299	#ifdef USE_XIM	1094	#if USE_XIM
1300	IMSetStatusPosition ();	1095	im_set_position ();
1301	#endif	1096	#endif
1302	}	1097	}
1303		1098
1304	/*	1099	/*
1305	* Set the width/height of the vt window in characters. Units are pixels.	1100	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1310	{	1105	{
1311	XWindowAttributes wattr;	1106	XWindowAttributes wattr;
1312		1107
1313	if (newwidth == 0 || newheight == 0)	1108	if (newwidth == 0 || newheight == 0)
1314	{	1109	{
1315	XGetWindowAttributes (display->display, display->root, &wattr);	1110	XGetWindowAttributes (dpy, display->root, &wattr);
1316		1111
1317	if (newwidth == 0)	1112	if (newwidth == 0)
1318	newwidth = wattr.width - szHint.base_width;	1113	newwidth = wattr.width - szHint.base_width;
1319	if (newheight == 0)	1114	if (newheight == 0)
1320	newheight = wattr.height - szHint.base_height;	1115	newheight = wattr.height - szHint.base_height;
1321	}	1116	}
1322		1117
1323	if (newwidth != width || newheight != height)	1118	if (newwidth != vt_width || newheight != vt_height)
1324	{	1119	{
1325	newwidth += szHint.base_width;	1120	newwidth += szHint.base_width;
1326	newheight += szHint.base_height;	1121	newheight += szHint.base_height;
1327	resize_all_windows (newwidth, newheight, 0);	1122	resize_all_windows (newwidth, newheight, 0);
1328	}	1123	}
1329	}	1124	}
1330		1125
1331	/* -------------------------------------------------------------------- *	1126	/* -------------------------------------------------------------------- *
1332	* - X INPUT METHOD ROUTINES - *	1127	* - X INPUT METHOD ROUTINES - *
1333	* -------------------------------------------------------------------- */	1128	* -------------------------------------------------------------------- */
1334	#ifdef USE_XIM	1129	#if USE_XIM
1335		1130
1336	void	1131	void
1337	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1132	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1338	{	1133	{
1339	fg = pix_colors[Color_fg];	1134	fg = pix_colors [Color_fg];
1340	bg = pix_colors[Color_bg];	1135	bg = pix_colors [Color_bg];
1341	}	1136	}
1342		1137
1343	void	1138	void
1344	rxvt_term::im_set_size (XRectangle &size)	1139	rxvt_term::im_set_size (XRectangle &size)
1345	{	1140	{
…		…
1366	status_rect.height = fheight;	1161	status_rect.height = fheight;
1367	}	1162	}
1368		1163
1369	/* Checking whether input method is running. */	1164	/* Checking whether input method is running. */
1370	bool	1165	bool
1371	rxvt_term::IMisRunning ()	1166	rxvt_term::im_is_running ()
1372	{	1167	{
1373	char *p;
1374	Atom atom;	1168	Atom atom;
1375	Window win;	1169	Window win;
1376	char server[IMBUFSIZ];	1170	char server[IMBUFSIZ];
1377		1171
1378	/* get current locale modifier */	1172	/* get current locale modifier */
1379	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1173	if (char *p = XSetLocaleModifiers (0))
1380	{	1174	{
1381	strcpy (server, "@server=");	1175	strcpy (server, "@server=");
1382	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1176	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1383		1177
1384	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1178	if (p = strchr (server + 1, '@')) /* first one only */
1385	*p = '\0';	1179	*p = '\0';
1386		1180
1387	atom = XInternAtom (display->display, server, False);	1181	atom = XInternAtom (dpy, server, False);
1388	win = XGetSelectionOwner (display->display, atom);	1182	win = XGetSelectionOwner (dpy, atom);
1389		1183
1390	if (win != None)	1184	if (win != None)
1391	return True;	1185	return true;
1392	}	1186	}
1393		1187
1394	return False;	1188	return false;
1395	}	1189	}
1396		1190
1397	void	1191	void
1398	rxvt_term::IMSendSpot ()	1192	rxvt_term::im_send_spot ()
1399	{	1193	{
1400	XPoint nspot;	1194	XPoint nspot;
1401	XVaNestedList preedit_attr;	1195	XVaNestedList preedit_attr;
1402		1196
1403	if (!Input_Context	1197	if (!Input_Context
1404	|| !focus	1198	|| !focus
1405	|| !(input_style & XIMPreeditPosition))	1199	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1406	return;	1200	return;
1407		1201
1408	im_set_position (nspot);	1202	im_set_position (nspot);
1409		1203
1410	if (nspot.x == spot.x && nspot.y == spot.y)	1204	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1429	input_method = 0;	1223	input_method = 0;
1430	}	1224	}
1431		1225
1432	Input_Context = 0;	1226	Input_Context = 0;
1433	}	1227	}
		1228
		1229	#ifdef ENABLE_XIM_ONTHESPOT
		1230
		1231	static void
		1232	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1233	{
		1234	((rxvt_term *)client_data)->make_current ();
		1235	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1236	}
		1237
		1238	static void
		1239	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1240	{
		1241	((rxvt_term *)client_data)->make_current ();
		1242	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1243	}
		1244
		1245	static void
		1246	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1247	{
		1248	rxvt_term *term = (rxvt_term *)client_data;
		1249	XIMText *text = call_data->text;
		1250
		1251	term->make_current ();
		1252
		1253	if (text)
		1254	{
		1255	wchar_t *str;
		1256
		1257	if (!text->encoding_is_wchar && text->string.multi_byte)
		1258	{
		1259	// of course, X makes it ugly again
		1260	if (term->rs[Rs_imLocale])
		1261	SET_LOCALE (term->rs[Rs_imLocale]);
		1262
		1263	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1264	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1265
		1266	if (term->rs[Rs_imLocale])
		1267	SET_LOCALE (term->locale);
		1268	}
		1269	else
		1270	str = text->string.wide_char;
		1271
		1272	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1273	DT_INT, call_data->caret,
		1274	DT_INT, call_data->chg_first,
		1275	DT_INT, call_data->chg_length,
		1276	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1277	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1278	DT_END));
		1279	}
		1280	else
		1281	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1282	DT_INT, call_data->caret,
		1283	DT_INT, call_data->chg_first,
		1284	DT_INT, call_data->chg_length,
		1285	DT_END));
		1286	}
		1287
		1288	#if 0
		1289	static void
		1290	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1291	{
		1292	((rxvt_term *)client_data)->make_current ();
		1293	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1294	DT_INT, call_data->position,
		1295	DT_INT, call_data->direction,
		1296	DT_INT, call_data->style,
		1297	DT_END));
		1298	}
		1299	#endif
		1300
		1301	#endif
1434		1302
1435	/*	1303	/*
1436	* Try to open a XIM with the current modifiers, then see if we can	1304	* Try to open a XIM with the current modifiers, then see if we can
1437	* open a suitable preedit type	1305	* open a suitable preedit type
1438	*/	1306	*/
1439	bool	1307	bool
1440	rxvt_term::IM_get_IC (const char *modifiers)	1308	rxvt_term::im_get_ic (const char *modifiers)
1441	{	1309	{
1442	int i, j, found;	1310	int i, j, found;
1443	XIM xim;	1311	XIM xim;
1444	XPoint spot;	1312	XPoint spot;
1445	XRectangle rect, status_rect, needed_rect;	1313	XRectangle rect, status_rect, needed_rect;
1446	unsigned long fg, bg;	1314	unsigned long fg, bg;
1447	const char *p;	1315	const char *p;
1448	char **s;	1316	char **s;
1449	XIMStyles *xim_styles;	1317	XIMStyles *xim_styles;
1450		1318
1451	TEMP_ENV;	1319	set_environ (envv);
1452		1320
1453	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1454	return false;	1322	return false;
1455		1323
1456	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1457	input_method = display->get_xim (locale, modifiers);	1324	input_method = display->get_xim (locale, modifiers);
1458	if (input_method == NULL)	1325	if (input_method == NULL)
1459	return false;	1326	return false;
1460		1327
1461	xim = input_method->xim;	1328	xim = input_method->xim;
…		…
1476	p = pet[pi];	1343	p = pet[pi];
1477		1344
1478	if (!p)	1345	if (!p)
1479	continue;	1346	continue;
1480		1347
1481	s = rxvt_splitcommastring (p);	1348	s = rxvt_strsplit (',', p);
1482		1349
1483	for (i = found = 0; !found && s[i]; i++)	1350	for (i = found = 0; !found && s[i]; i++)
1484	{	1351	{
1485	if (!strcmp (s[i], "OverTheSpot"))	1352	if (!strcmp (s[i], "OverTheSpot"))
1486	input_style = (XIMPreeditPosition | XIMStatusNothing);	1353	input_style = XIMPreeditPosition | XIMStatusNothing;
1487	else if (!strcmp (s[i], "OffTheSpot"))	1354	else if (!strcmp (s[i], "OffTheSpot"))
1488	input_style = (XIMPreeditArea | XIMStatusArea);	1355	input_style = XIMPreeditArea | XIMStatusArea;
1489	else if (!strcmp (s[i], "Root"))	1356	else if (!strcmp (s[i], "Root"))
1490	input_style = (XIMPreeditNothing | XIMStatusNothing);	1357	input_style = XIMPreeditNothing | XIMStatusNothing;
1491	else if (!strcmp (s[i], "None"))	1358	else if (!strcmp (s[i], "None"))
1492	input_style = (XIMPreeditNone | XIMStatusNone);	1359	input_style = XIMPreeditNone | XIMStatusNone;
		1360	#ifdef ENABLE_XIM_ONTHESPOT
		1361	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1362	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1363	#endif
		1364	else
		1365	input_style = XIMPreeditNothing | XIMStatusNothing;
1493		1366
1494	for (j = 0; j < xim_styles->count_styles; j++)	1367	for (j = 0; j < xim_styles->count_styles; j++)
1495	if (input_style == xim_styles->supported_styles[j])	1368	if (input_style == xim_styles->supported_styles[j])
1496	{	1369	{
1497	rxvt_freecommastring (s);	1370	rxvt_free_strsplit (s);
1498		1371
1499	found = 1;	1372	found = 1;
1500	goto foundpet;	1373	goto foundpet;
1501	}	1374	}
1502		1375
1503	}	1376	}
1504		1377
1505	rxvt_freecommastring (s);	1378	rxvt_free_strsplit (s);
1506	}	1379	}
1507		1380
1508	foundpet:	1381	foundpet:
1509		1382
1510	XFree (xim_styles);	1383	XFree (xim_styles);
…		…
1535	"*",	1408	"*",
1536	fheight,	1409	fheight,
1537	fheight + 1, fheight - 1,	1410	fheight + 1, fheight - 1,
1538	fheight - 2, fheight + 2);	1411	fheight - 2, fheight + 2);
1539		1412
1540	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1413	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1541	&missing_charset_list, &missing_charset_count, &def_string);	1414	&missing_charset_list, &missing_charset_count, &def_string);
1542		1415
1543	if (missing_charset_list)	1416	if (missing_charset_list)
1544	XFreeStringList (missing_charset_list);	1417	XFreeStringList (missing_charset_list);
1545		1418
…		…
1586	XNBackground, bg,	1459	XNBackground, bg,
1587	XNArea, &status_rect,	1460	XNArea, &status_rect,
1588	XNFontSet, fs,	1461	XNFontSet, fs,
1589	NULL);	1462	NULL);
1590	}	1463	}
		1464	#if ENABLE_XIM_ONTHESPOT
		1465	else if (input_style & XIMPreeditCallbacks)
		1466	{
		1467	XIMCallback xcb[4];
		1468
		1469	im_set_position (spot);
		1470
		1471	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1472	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1473	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1474	# if 0
		1475	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1476	# endif
		1477
		1478	preedit_attr = XVaCreateNestedList (0,
		1479	XNSpotLocation, &spot,
		1480	XNPreeditStartCallback, &xcb[0],
		1481	XNPreeditDoneCallback , &xcb[1],
		1482	XNPreeditDrawCallback , &xcb[2],
		1483	# if 0
		1484	XNPreeditCaretCallback, &xcb[3],
		1485	# endif
		1486	NULL);
		1487	}
		1488	#endif
1591		1489
1592	Input_Context = XCreateIC (xim,	1490	Input_Context = XCreateIC (xim,
1593	XNInputStyle, input_style,	1491	XNInputStyle, input_style,
1594	XNClientWindow, vt,	1492	XNClientWindow, vt,
1595	XNFocusWindow, parent[0],	1493	XNFocusWindow, parent,
1596	preedit_attr ? XNPreeditAttributes : NULL,	1494	preedit_attr ? XNPreeditAttributes : NULL,
1597	preedit_attr,	1495	preedit_attr,
1598	status_attr ? XNStatusAttributes : NULL,	1496	status_attr ? XNStatusAttributes : NULL,
1599	status_attr, NULL);	1497	status_attr, NULL);
1600		1498
1601	if (preedit_attr) XFree (preedit_attr);	1499	if (preedit_attr) XFree (preedit_attr);
1602	if (status_attr) XFree (status_attr);	1500	if (status_attr) XFree (status_attr);
1603	if (fs) XFreeFontSet (display->display, fs);	1501	if (fs) XFreeFontSet (dpy, fs);
1604		1502
1605	if (Input_Context == NULL)	1503	if (Input_Context == NULL)
1606	{	1504	{
1607	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1505	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1608	im_destroy ();	1506	im_destroy ();
1609	return false;	1507	return false;
1610	}	1508	}
1611		1509
1612	if (input_style & XIMPreeditArea)	1510	#if 0
1613	IMSetStatusPosition ();	1511	// unfortunately, only the focus window is used by XIM, hard to fix
		1512	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1513	vt_select_input ();
		1514	#endif
1614		1515
1615	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1516	im_set_position ();
		1517
1616	return true;	1518	return true;
1617	}	1519	}
1618		1520
1619	void	1521	void
1620	rxvt_term::im_cb ()	1522	rxvt_term::im_cb ()
…		…
1622	int i;	1524	int i;
1623	const char *p;	1525	const char *p;
1624	char **s;	1526	char **s;
1625	char buf[IMBUFSIZ];	1527	char buf[IMBUFSIZ];
1626		1528
1627	SET_R (this);	1529	make_current ();
1628		1530
1629	im_destroy ();	1531	im_destroy ();
1630		1532
1631	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1632	if (Input_Context)	1533	if (Input_Context)
1633	return;	1534	return;
1634		1535
1635	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1636	if (rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
1637	SET_LOCALE (rs[Rs_imLocale]);	1537	SET_LOCALE (rs[Rs_imLocale]);
1638	#endif
1639		1538
1640	p = rs[Rs_inputMethod];	1539	p = rs[Rs_inputMethod];
1641	if (p && *p)	1540	if (p && *p)
1642	{	1541	{
1643	bool found = false;	1542	bool found = false;
1644		1543
1645	s = rxvt_splitcommastring (p);	1544	s = rxvt_strsplit (',', p);
1646		1545
1647	for (i = 0; s[i]; i++)	1546	for (i = 0; s[i]; i++)
1648	{	1547	{
1649	if (*s[i])	1548	if (*s[i])
1650	{	1549	{
1651	strcpy (buf, "@im=");	1550	strcpy (buf, "@im=");
1652	strncat (buf, s[i], IMBUFSIZ - 5);	1551	strncat (buf, s[i], IMBUFSIZ - 5);
1653	if (IM_get_IC (buf))	1552	if (im_get_ic (buf))
1654	{	1553	{
1655	found = true;	1554	found = true;
1656	break;	1555	break;
1657	}	1556	}
1658	}	1557	}
1659	}	1558	}
1660		1559
1661	rxvt_freecommastring (s);	1560	rxvt_free_strsplit (s);
1662		1561
1663	if (found)	1562	if (found)
1664	goto done;	1563	goto done;
1665	}	1564	}
1666		1565
1667	/* try with XMODIFIERS env. var. */	1566	/* try with XMODIFIERS env. var. */
1668	if (IM_get_IC (""))	1567	if (im_get_ic (""))
1669	goto done;	1568	goto done;
1670		1569
1671	/* try with no modifiers base IF the user didn't specify an IM */	1570	/* try with no modifiers base IF the user didn't specify an IM */
1672	if (IM_get_IC ("@im=none"))	1571	if (im_get_ic ("@im=none"))
1673	goto done;	1572	goto done;
1674		1573
1675	done:	1574	done:
1676	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1677	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1678	SET_LOCALE (locale);	1576	SET_LOCALE (locale);
1679	#endif
1680	}	1577	}
1681		1578
1682	void	1579	void
1683	rxvt_term::IMSetStatusPosition ()	1580	rxvt_term::im_set_position ()
1684	{	1581	{
1685	XRectangle preedit_rect, status_rect, *needed_rect;	1582	XRectangle preedit_rect, status_rect, *needed_rect;
1686	XVaNestedList preedit_attr, status_attr;	1583	XVaNestedList preedit_attr, status_attr;
1687		1584
1688	if (!Input_Context	1585	if (!Input_Context
1689	|| !focus	1586	|| !focus
1690	|| !(input_style & XIMPreeditArea)	1587	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1691	|| !IMisRunning ())	1588	|| !im_is_running ())
1692	return;	1589	return;
1693		1590
		1591	if (input_style & XIMPreeditPosition)
		1592	{
		1593	im_set_size (preedit_rect);
		1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1595
		1596	XSetICValues (Input_Context,
		1597	XNPreeditAttributes, preedit_attr, NULL);
		1598	}
		1599	else
		1600	{
1694	/* Getting the necessary width of preedit area */	1601	/* Getting the necessary width of preedit area */
1695	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1602	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1696	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1603	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1697	XFree (status_attr);	1604	XFree (status_attr);
1698		1605
1699	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1606	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1700	XFree (needed_rect);	1607	XFree (needed_rect);
1701		1608
1702	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1703	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1610	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1704		1611
1705	XSetICValues (Input_Context,	1612	XSetICValues (Input_Context,
1706	XNPreeditAttributes, preedit_attr,	1613	XNPreeditAttributes, preedit_attr,
1707	XNStatusAttributes, status_attr, NULL);	1614	XNStatusAttributes, status_attr,
		1615	NULL);
1708		1616
		1617	XFree (status_attr);
		1618	}
		1619
1709	XFree (preedit_attr);	1620	XFree (preedit_attr);
1710	XFree (status_attr);
1711	}	1621	}
1712	#endif /* USE_XIM */	1622	#endif /* USE_XIM */
1713		1623
1714	/*----------------------------------------------------------------------*/	1624	void
1715	rxvt_t rxvt_current_term;	1625	rxvt_term::get_window_origin (int &x, int &y)
		1626	{
		1627	Window cr;
		1628	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1629	}
		1630
		1631	#ifdef HAVE_BG_PIXMAP
		1632
		1633	void
		1634	rxvt_term::update_background ()
		1635	{
		1636	if (update_background_ev.is_active ())
		1637	return;
		1638
		1639	bg_invalidate ();
		1640
		1641	if (!mapped)
		1642	return;
		1643
		1644	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1645
		1646	if (to_wait <= 0.)
		1647	bg_render ();
		1648	else
		1649	update_background_ev.start (to_wait);
		1650	}
		1651
		1652	void
		1653	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1654	{
		1655	make_current ();
		1656
		1657	update_background_ev.stop ();
		1658	bg_render ();
		1659	refresh_check ();
		1660	}
		1661
		1662	#endif /* HAVE_BG_PIXMAP */
1716		1663
1717	/*----------------------- end-of-file (C source) -----------------------*/	1664	/*----------------------- end-of-file (C source) -----------------------*/

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