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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.179 by root, Mon Jan 16 08:48:09 2006 UTC vs.
Revision 1.361 by sf-exg, Sun Aug 21 20:13:58 2011 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 <cassert>
40	#include <csignal>	42	#include <csignal>
41	#include <cstring>	43	#include <cstring>
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>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
49	#endif	53	# endif
50
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52	static uid_t saved_euid;
53	static gid_t saved_egid;
54	#endif	54	#endif
		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
		62	static char curlocale[128], savelocale[128];
55		63
56	bool	64	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)	65	rxvt_set_locale (const char *locale) NOTHROW
72	{	66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
73	if (!locale || !strncmp (locale, curlocale, 128))	72	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	73	return false;
75		74
76	strncpy (curlocale, locale, 128);	75	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
78	return true;	77	return true;
79	}	78	}
80		79
81	void	80	void
82	rxvt_push_locale (const char *locale)	81	rxvt_push_locale (const char *locale) NOTHROW
83	{	82	{
84	strcpy (savelocale, curlocale);	83	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	84	rxvt_set_locale (locale);
86	}	85	}
87		86
88	void	87	void
89	rxvt_pop_locale ()	88	rxvt_pop_locale () NOTHROW
90	{	89	{
91	rxvt_set_locale (savelocale);	90	rxvt_set_locale (savelocale);
92	}	91	}
93		92
94	#if ENABLE_COMBINING	93	#if ENABLE_COMBINING
95	class rxvt_composite_vec rxvt_composite;	94	class rxvt_composite_vec rxvt_composite;
96		95
97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98	{	97	{
99	compose_char *cc;	98	compose_char *cc;
100		99
101	// break compose chains, as stupid readline really likes to duplicate	100	// break compose chains, as stupid readline really likes to duplicate
102	// composing characters for some reason near the end of a line.	101	// composing characters for some reason, near the end of a line.
103	cc = (*this)[c1];	102	cc = (*this)[c1];
104	while (cc)	103	while (cc)
105	{	104	{
106	if (cc->c2 == c2) return c1;	105	if (cc->c2 == c2) return c1;
107	cc = (*this)[cc->c1];	106	cc = (*this)[cc->c1];
108	}	107	}
109		108
110	// check to see wether this combination already exists otherwise	109	// check to see whether this combination already exists otherwise
111	for (cc = v.end (); cc-- > v.begin (); )	110	for (cc = v.begin (); cc < v.end (); cc++)
112	{
113	if (cc->c1 == c1 && cc->c2 == c2)	111	if (cc->c1 == c1 && cc->c2 == c2)
114	return COMPOSE_LO + (cc - v.begin ());	112	return COMPOSE_LO + (cc - v.begin ());
115	}
116		113
117	// allocate a new combination	114	// allocate a new combination
118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119	{	116	{
120	static int seen;	117	static int seen;
121		118
122	if (!seen++)	119	if (!seen++)
123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
124		121
125	return REPLACEMENT_CHAR;	122	return REPLACEMENT_CHAR;
126	}	123	}
127		124
128	v.push_back (compose_char (c1, c2));	125	v.push_back (compose_char (c1, c2));
…		…
154		151
155	}	152	}
156	#endif	153	#endif
157		154
158	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
159	:	156	{
160	#if TRANSPARENT	157	#if HAVE_BG_PIXMAP
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	158	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	159	#endif
169	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
170	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
171	#endif	162	#endif
172	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
173	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
174	#endif	165	#endif
175	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
176	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
177	#endif	168	#endif
178	#ifdef SELECTION_SCROLLING	169	#ifdef SELECTION_SCROLLING
179	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
180	#endif	171	#endif
181	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
182	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
183	#endif	181	#endif
184	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
185	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
186	#endif	184	#endif
187	#ifdef USE_XIM	185	#ifndef NO_BELL
188	im_ev (this, &rxvt_term::im_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
189	#endif	187	#endif
190	termwin_ev (this, &rxvt_term::x_cb),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
191	vt_ev (this, &rxvt_term::x_cb),	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
192	check_ev (this, &rxvt_term::check_cb),	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
193	flush_ev (this, &rxvt_term::flush_cb),	191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
194	destroy_ev (this, &rxvt_term::destroy_cb),	192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195	pty_ev (this, &rxvt_term::pty_cb),	193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
196	incr_ev (this, &rxvt_term::incr_cb)	194
197	{
198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
199		196
200	termlist.push_back (this);	197	termlist.push_back (this);
201		198
202	#ifdef KEYSYM_RESOURCE	199	#ifdef KEYSYM_RESOURCE
203	keyboard = new keyboard_manager;	200	keyboard = new keyboard_manager;
204
205	if (!keyboard)
206	rxvt_fatal ("out of memory, aborting.\n");
207	#endif	201	#endif
208	}	202	}
209		203
210	// clean up the most important stuff, do *not* call x or free mem etc.	204	// clean up the most important stuff, do *not* call x or free mem etc.
211	// for use before an emergency exit	205	// for use before an emergency exit
		206	void
212	void rxvt_term::emergency_cleanup ()	207	rxvt_term::emergency_cleanup ()
213	{	208	{
214	if (cmd_pid)	209	if (cmd_pid)
215	kill (-cmd_pid, SIGHUP);	210	kill (-cmd_pid, SIGHUP);
216		211
217	#ifdef UTMP_SUPPORT	212	pty_ev.stop ();
218	privileged_utmp (RESTORE);	213	delete pty; pty = 0;
219	#endif
220
221	pty.put ();
222	}	214	}
223		215
224	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
225	{	217	{
226	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
227
228	termlist.erase (find (termlist.begin (), termlist.end(), this));	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
229		219
230	emergency_cleanup ();	220	emergency_cleanup ();
231		221
232	#if ENABLE_STYLES	222	#if ENABLE_STYLES
…		…
234	if (fontset[i] != fontset[0])	224	if (fontset[i] != fontset[0])
235	delete fontset[i];	225	delete fontset[i];
236	#endif	226	#endif
237	delete fontset[0];	227	delete fontset[0];
238		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
239	if (display)	233	if (display)
240	{	234	{
241	dDisp;
242
243	selection_clear ();	235	selection_clear ();
		236	selection_clear (true);
244		237
245	#ifdef USE_XIM	238	#ifdef USE_XIM
246	im_destroy ();	239	im_destroy ();
247	#endif	240	#endif
248	#ifdef MENUBAR	241	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);	242	if (gc) XFreeGC (dpy, gc);
276		243
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;	244	delete drawable;
283	// destroy all windows	245	// destroy all windows
284	if (parent[0])	246	if (parent)
285	XDestroyWindow (disp, parent[0]);	247	XDestroyWindow (dpy, parent);
286	}
287		248
288	// TODO: free pixcolours, colours should become part of rxvt_display	249	for (int i = 0; i < TOTAL_COLORS; i++)
289	delete pix_colors_focused;	250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
290	#if OFF_FOCUS_FADING	253	#if OFF_FOCUS_FADING
291	delete pix_colors_unfocused;	254	pix_colors_unfocused [i].free (this);
292	#endif	255	#endif
		256	}
293		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
294	displays.put (display);	261	displays.put (display);
		262	}
295		263
296	scr_release ();	264	scr_release ();
297		265
298	/* clear all resources */	266	/* clear all resources */
299	for (int i = 0; i < allocated.size (); i++)	267	for (int i = 0; i < allocated.size (); i++)
300	free (allocated [i]);	268	free (allocated [i]);
301		269
302	free (selection.text);	270	free (selection.text);
		271	free (selection.clip_text);
303	// TODO: manage env vars in child only(!)	272	// TODO: manage env vars in child only(!)
304	free (env_windowid);
305	free (env_display);	273	free (env_display);
306	free (env_term);	274	free (env_term);
307	free (env_colorfgbg);
308	free (locale);	275	free (locale);
309	free (v_buffer);	276	free (v_buffer);
310	free (incr_buf);	277
		278	delete selection_req;
311		279
312	delete envv;	280	delete envv;
313	delete argv;	281	delete argv;
314		282
315	#ifdef KEYSYM_RESOURCE	283	#ifdef KEYSYM_RESOURCE
316	delete keyboard;	284	delete keyboard;
317	#endif	285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
318	}	289	}
319		290
		291	// child has exited, usually destroys
320	void	292	void
321	rxvt_term::child_exit ()	293	rxvt_term::child_cb (ev::child &w, int status)
322	{	294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
323	cmd_pid = 0;	297	cmd_pid = 0;
324		298
325	if (!OPTION (Opt_hold))	299	if (!option (Opt_hold))
326	destroy ();	300	destroy ();
327	}	301	}
328		302
329	void	303	void
330	rxvt_term::destroy ()	304	rxvt_term::destroy ()
331	{	305	{
332	if (destroy_ev.active)	306	if (destroy_ev.is_active ())
333	return;	307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
334		310
335	#if ENABLE_OVERLAY	311	#if ENABLE_OVERLAY
336	scr_overlay_off ();	312	scr_overlay_off ();
337	#endif	313	#endif
338		314
339	if (display)	315	if (display)
340	{	316	{
341	#if USE_XIM	317	#if USE_XIM
342	im_ev.stop (display);	318	im_ev.stop (display);
343	#endif	319	#endif
344	#if HAVE_SCROLLBARS
345	scrollbar_ev.stop (display);	320	scrollbar_ev.stop (display);
346	#endif	321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
347	#if MENUBAR
348	menubar_ev.stop (display);
349	#endif
350	#if TRANSPARENT
351	rootwin_ev.stop (display);	322	rootwin_ev.stop (display);
352	#endif	323	#endif
353	incr_ev.stop ();
354	termwin_ev.stop (display);	324	termwin_ev.stop (display);
355	vt_ev.stop (display);	325	vt_ev.stop (display);
356	}	326	}
357		327
358	check_ev.stop ();	328	flush_ev.stop ();
359	pty_ev.stop ();	329	pty_ev.stop ();
360	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
361	cursor_blink_ev.stop ();	331	cursor_blink_ev.stop ();
362	#endif	332	#endif
363	#ifdef TEXT_BLINK	333	#ifdef TEXT_BLINK
…		…
371	#endif	341	#endif
372	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
373	pointer_ev.stop ();	343	pointer_ev.stop ();
374	#endif	344	#endif
375		345
376	destroy_ev.start (0);	346	destroy_ev.start ();
377	}	347	}
378		348
379	void	349	void
380	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
381	{	351	{
382	make_current ();	352	make_current ();
383		353
384	delete this;	354	delete this;
		355	}
		356
		357	void
		358	rxvt_term::set_option (uint8_t opt, bool set)
		359	{
		360	if (!opt)
		361	return;
		362
		363	uint8_t mask = 1 << (opt & 7);
		364	uint8_t &val = options [opt >> 3];
		365
		366	val = val & ~mask | (set ? mask : 0);
385	}	367	}
386		368
387	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
388	/*	370	/*
389	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
…		…
396	{	378	{
397	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
398	(*t)->emergency_cleanup ();	380	(*t)->emergency_cleanup ();
399	}	381	}
400		382
401	#if ENABLE_FRILLS	383	#if !ENABLE_MINIMAL
402	static void	384	static void
403	print_x_error (Display *dpy, XErrorEvent *event)	385	print_x_error (Display *dpy, XErrorEvent *event)
404	{	386	{
405	char buffer[BUFSIZ];	387	char buffer[BUFSIZ];
406	char mesg[BUFSIZ];	388	char mesg[BUFSIZ];
407	char number[32];	389	char number[32];
408	char *mtype = "XlibMessage";	390	const char mtype[] = "XlibMessage";
409	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);	391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
410	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);	392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
411	rxvt_warn ("An X Error occured, trying to continue after report.\n");	393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
412	rxvt_warn ("%s: %s\n", mesg, buffer);	394	rxvt_warn ("%s: %s\n", mesg, buffer);
413	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
415	sprintf(number, "%d", event->request_code);	397	sprintf(number, "%d", event->request_code);
416	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
417	rxvt_warn ("(which is %s)\n", buffer);	399	rxvt_warn ("(which is %s)\n", buffer);
418	if (event->request_code >= 128) {	400	if (event->request_code >= 128) {
419	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
420	mesg, BUFSIZ);	402	mesg, BUFSIZ);
421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
422	}	404	}
423	if ((event->error_code == BadWindow) ||	405	if ((event->error_code == BadWindow) ||
424	(event->error_code == BadPixmap) ||	406	(event->error_code == BadPixmap) ||
425	(event->error_code == BadCursor) ||	407	(event->error_code == BadCursor) ||
426	(event->error_code == BadFont) ||	408	(event->error_code == BadFont) ||
427	(event->error_code == BadDrawable) ||	409	(event->error_code == BadDrawable) ||
428	(event->error_code == BadColor) ||	410	(event->error_code == BadColor) ||
429	(event->error_code == BadGC) ||	411	(event->error_code == BadGC) ||
430	(event->error_code == BadIDChoice) ||	412	(event->error_code == BadIDChoice) ||
431	(event->error_code == BadValue) ||	413	(event->error_code == BadValue) ||
432	(event->error_code == BadAtom)) {	414	(event->error_code == BadAtom)) {
433	if (event->error_code == BadValue)	415	if (event->error_code == BadValue)
434	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
435	mesg, BUFSIZ);	417	mesg, BUFSIZ);
436	else if (event->error_code == BadAtom)	418	else if (event->error_code == BadAtom)
437	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
438	mesg, BUFSIZ);	420	mesg, BUFSIZ);
439	else	421	else
440	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
441	mesg, BUFSIZ);	423	mesg, BUFSIZ);
442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
443	}	425	}
444	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
445	mesg, BUFSIZ);	427	mesg, BUFSIZ);
446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
447	}	429	}
448	#endif	430	#endif
449		431
450	int	432	int
…		…
454	GET_R->allowedxerror = event->error_code;	436	GET_R->allowedxerror = event->error_code;
455	else	437	else
456	{	438	{
457	// GET_R is most likely not the terminal which caused the error,	439	// GET_R is most likely not the terminal which caused the error,
458	// so just output the error and continue	440	// so just output the error and continue
459	#if ENABLE_FRILLS	441	#if ENABLE_MINIMAL
		442	old_xerror_handler (display, event);
		443	#else
460	print_x_error (display, event);	444	print_x_error (display, event);
461	#else
462	old_xerror_handler (display, event);
463	#endif	445	#endif
464	}	446	}
465		447
466	return 0;	448	return 0;
467	}	449	}
…		…
473	DisplayString (display));	455	DisplayString (display));
474	rxvt_emergency_cleanup ();	456	rxvt_emergency_cleanup ();
475	_exit (EXIT_FAILURE);	457	_exit (EXIT_FAILURE);
476	}	458	}
477		459
478	/*----------------------------------------------------------------------*/
479	bool
480	rxvt_term::init (int argc, const char *const *argv)
481	{
482	SET_R (this);
483	set_locale ("");
484	set_environ (envv); // few things in X do not call setlocale :(
485
486	if (!init_vars ())
487	return false;
488
489	init_secondary ();
490
491	const char **cmd_argv = init_resources (argc, argv);
492
493	#ifdef KEYSYM_RESOURCE
494	keyboard->register_done ();
495	#endif
496
497	#if MENUBAR_MAX
498	menubar_read (rs[Rs_menu]);
499	#endif
500	#ifdef HAVE_SCROLLBARS
501	if (OPTION (Opt_scrollBar))
502	scrollBar.setIdle (); /* set existence for size calculations */
503	#endif
504
505	#if ENABLE_PERL
506	if (!rs[Rs_perl_ext_1])
507	rs[Rs_perl_ext_1] = "default";
508
509	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
510	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
511	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
512	{
513	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
514	// ignore some perl-related arguments if some bozo installed us set[ug]id
515	if (rxvt_tainted ())
516	{
517	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
518	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
519	{
520	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
521	rs[Rs_perl_lib] = 0;
522	rs[Rs_perl_eval] = 0;
523	}
524	}
525	#endif
526	rxvt_perl.init (this);
527	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
528	}
529	#endif
530
531	create_windows (argc, argv);
532
533	dDisp;
534
535	init_xlocale ();
536
537	scr_reset (); // initialize screen
538
539	#if 0
540	XSynchronize (disp, True);
541	#endif
542
543	#ifdef HAVE_SCROLLBARS
544	if (OPTION (Opt_scrollBar))
545	resize_scrollbar (); /* create and map scrollbar */
546	#endif
547	#if (MENUBAR_MAX)
548	if (menubar_visible ())
549	XMapWindow (disp, menuBar.win);
550	#endif
551	#ifdef TRANSPARENT
552	if (OPTION (Opt_transparent))
553	{
554	XSelectInput (disp, display->root, PropertyChangeMask);
555	check_our_parents ();
556	rootwin_ev.start (display, display->root);
557	}
558	#endif
559
560	XMapWindow (disp, vt);
561	XMapWindow (disp, parent[0]);
562
563	set_colorfgbg ();
564
565	init_command (cmd_argv);
566
567	free (cmd_argv);
568
569	if (pty.pty >= 0)
570	pty_ev.start (pty.pty, EVENT_READ);
571
572	check_ev.start ();
573
574	HOOK_INVOKE ((this, HOOK_START, DT_END));
575
576	return true;
577	}
578
579	static struct sig_handlers	460	static struct sig_handlers
580	{	461	{
581	sig_watcher sw_chld, sw_term, sw_int;	462	ev::sig sw_term, sw_int;
582
583	void sig_chld (sig_watcher &w)
584	{
585	// we are being called for every SIGCHLD, find the corresponding term
586	int pid;
587
588	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
589	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
590	if (pid == (*t)->cmd_pid)
591	{
592	(*t)->child_exit ();
593	break;
594	}
595	}
596		463
597	/*	464	/*
598	* Catch a fatal signal and tidy up before quitting	465	* Catch a fatal signal and tidy up before quitting
599	*/	466	*/
600	void	467	void sig_term (ev::sig &w, int revents);
601	sig_term (sig_watcher &w)	468
		469	sig_handlers ()
602	{	470	{
603	#ifdef DEBUG_CMD
604	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
605	#endif
606	rxvt_emergency_cleanup ();
607	signal (w.signum, SIG_DFL);
608	kill (getpid (), w.signum);
609	}
610
611	sig_handlers ()
612	: sw_chld (this, &sig_handlers::sig_chld),
613	sw_term (this, &sig_handlers::sig_term),	471	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
614	sw_int (this, &sig_handlers::sig_term)	472	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
615	{
616	}	473	}
617	} sig_handlers;	474	} sig_handlers;
618		475
		476	void
		477	sig_handlers::sig_term (ev::sig &w, int revents)
		478	{
		479	rxvt_emergency_cleanup ();
		480	w.stop ();
		481	kill (getpid (), w.signum);
		482	}
		483
		484	static void
		485	rxvt_get_ttymode (struct termios *tio)
		486	{
		487	if (tcgetattr (STDIN_FILENO, tio) < 0)
		488	memset (tio, 0, sizeof (struct termios));
		489
		490	for (int i = 0; i < NCCS; i++)
		491	tio->c_cc[i] = VDISABLE;
		492
		493	tio->c_cc[VINTR] = CINTR;
		494	tio->c_cc[VQUIT] = CQUIT;
		495	tio->c_cc[VERASE] = CERASE;
		496	#ifdef VERASE2
		497	tio->c_cc[VERASE2] = CERASE2;
		498	#endif
		499	tio->c_cc[VKILL] = CKILL;
		500	tio->c_cc[VEOF] = CEOF;
		501	tio->c_cc[VSTART] = CSTART;
		502	tio->c_cc[VSTOP] = CSTOP;
		503	tio->c_cc[VSUSP] = CSUSP;
		504	# ifdef VDSUSP
		505	tio->c_cc[VDSUSP] = CDSUSP;
		506	# endif
		507	# ifdef VREPRINT
		508	tio->c_cc[VREPRINT] = CRPRNT;
		509	# endif
		510	# ifdef VDISCRD
		511	tio->c_cc[VDISCRD] = CFLUSH;
		512	# endif
		513	# ifdef VWERSE
		514	tio->c_cc[VWERSE] = CWERASE;
		515	# endif
		516	# ifdef VLNEXT
		517	tio->c_cc[VLNEXT] = CLNEXT;
		518	# endif
		519	# ifdef VSTATUS
		520	tio->c_cc[VSTATUS] = CSTATUS;
		521	# endif
		522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
		525	# endif
		526	# if VTIME != VEOL
		527	tio->c_cc[VTIME] = 0;
		528	# endif
		529
		530	/* input modes */
		531	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		532	# ifdef IMAXBEL
		533	| IMAXBEL
		534	# endif
		535	| IXON);
		536
		537	/* output modes */
		538	tio->c_oflag = (OPOST | ONLCR);
		539
		540	/* control modes */
		541	tio->c_cflag = (CS8 | CREAD);
		542
		543	/* local modes */
		544	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		545	# if defined (ECHOCTL) && defined (ECHOKE)
		546	| ECHOCTL | ECHOKE
		547	# endif
		548	| ECHOE | ECHOK);
		549	}
		550
619	char **rxvt_environ; // startup environment	551	char **rxvt_environ; // startup environment
620		552
621	void	553	void
622	rxvt_init ()	554	rxvt_init ()
623	{	555	{
		556	assert (("fontMask must not overlap other RS masks",
		557	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		558
		559	rxvt_get_ttymode (&rxvt_term::def_tio);
		560
		561	// get rid of stdin/stdout as we don't need them, to free resources
		562	dup2 (STDERR_FILENO, STDIN_FILENO);
		563	dup2 (STDERR_FILENO, STDOUT_FILENO);
		564
		565	if (!ev_default_loop ())
		566	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		567
624	rxvt_environ = environ;	568	rxvt_environ = environ;
625
626	/*
627	* Save and then give up any super-user privileges
628	* If we need privileges in any area then we must specifically request it.
629	* We should only need to be root in these cases:
630	* 1. write utmp entries on some systems
631	* 2. chown tty on some systems
632	*/
633	rxvt_privileges (SAVE);
634	rxvt_privileges (IGNORE);
635		569
636	signal (SIGHUP, SIG_IGN);	570	signal (SIGHUP, SIG_IGN);
637	signal (SIGPIPE, SIG_IGN);	571	signal (SIGPIPE, SIG_IGN);
638		572
639	sig_handlers.sw_chld.start (SIGCHLD);
640	sig_handlers.sw_term.start (SIGTERM);	573	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
641	sig_handlers.sw_int.start (SIGINT);	574	sig_handlers.sw_int.start (SIGINT); ev_unref ();
642
643	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
644	/* signal (SIGURG, SIG_DFL); */
645		575
646	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	576	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
647	// TODO: handle this with exceptions and tolerate the memory loss	577	// TODO: handle this with exceptions and tolerate the memory loss
648	XSetIOErrorHandler (rxvt_xioerror_handler);	578	XSetIOErrorHandler (rxvt_xioerror_handler);
649		579
650	XrmInitialize ();	580	XrmInitialize ();
651	}	581	}
652		582
653	/* ------------------------------------------------------------------------- *
654	* MEMORY ALLOCATION WRAPPERS *
655	* ------------------------------------------------------------------------- */
656	void *
657	rxvt_malloc (size_t size)
658	{
659	void *p = malloc (size);
660
661	if (!p)
662	rxvt_fatal ("memory allocation failure. aborting.\n");
663
664	return p;
665	}
666
667	void *
668	rxvt_calloc (size_t number, size_t size)
669	{
670	void *p = calloc (number, size);
671
672	if (!p)
673	rxvt_fatal ("memory allocation failure. aborting.\n");
674
675	return p;
676	}
677
678	void *
679	rxvt_realloc (void *ptr, size_t size)
680	{
681	void *p = realloc (ptr, size);
682
683	if (!p)
684	rxvt_fatal ("memory allocation failure. aborting.\n");
685
686	return p;
687	}
688
689	/* ------------------------------------------------------------------------- *
690	* PRIVILEGED OPERATIONS *
691	* ------------------------------------------------------------------------- */
692	/* take care of suid/sgid super-user (root) privileges */
693	void
694	rxvt_privileges (rxvt_privaction action)
695	{
696	#if ! defined(__CYGWIN32__)
697	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
698	/* setreuid () is the poor man's setuid (), seteuid () */
699	# define seteuid(a) setreuid(-1, (a))
700	# define setegid(a) setregid(-1, (a))
701	# define HAVE_SETEUID
702	# endif
703	# ifdef HAVE_SETEUID
704	switch (action)
705	{
706	case IGNORE:
707	/*
708	* change effective uid/gid - not real uid/gid - so we can switch
709	* back to root later, as required
710	*/
711	setegid (getgid ());
712	seteuid (getuid ());
713	break;
714	case SAVE:
715	saved_egid = getegid ();
716	saved_euid = geteuid ();
717	break;
718	case RESTORE:
719	setegid (saved_egid);
720	seteuid (saved_euid);
721	break;
722	}
723	# else
724	switch (action)
725	{
726	case IGNORE:
727	setgid (getgid ());
728	setuid (getuid ());
729	/* FALLTHROUGH */
730	case SAVE:
731	/* FALLTHROUGH */
732	case RESTORE:
733	break;
734	}
735	# endif
736	#endif
737	}
738
739	#ifdef UTMP_SUPPORT
740	void
741	rxvt_term::privileged_utmp (rxvt_privaction action)
742	{
743	if (OPTION (Opt_utmpInhibit)
744	|| !pty.name || !*pty.name)
745	return;
746
747	rxvt_privileges (RESTORE);
748
749	if (action == SAVE)
750	makeutent (pty.name, rs[Rs_display_name]);
751	else
752	cleanutent ();
753
754	rxvt_privileges (IGNORE);
755	}
756	#endif
757
758	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
759	/*	584	/*
760	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
761	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
762	*/	587	*/
763	void	588	void
764	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
765	{	590	{
766	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
767	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
768	unsigned int w, h;	593	unsigned int w, h;
769	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
770	dDisp;
771
772	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
773	ncol, nrow, szHint.width, szHint.height));
774		595
775	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
776	szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
777	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
778		599
…		…
786	if (rs[Rs_geometry])	607	if (rs[Rs_geometry])
787	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
788		609
789	if (flags & WidthValue)	610	if (flags & WidthValue)
790	{	611	{
		612	if (!w)
		613	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		614
791	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	615	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
792	szHint.flags |= USSize;	616	szHint.flags |= USSize;
793	}	617	}
794		618
795	if (flags & HeightValue)	619	if (flags & HeightValue)
796	{	620	{
		621	if (!h)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
797	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	624	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
798	szHint.flags |= USSize;	625	szHint.flags |= USSize;
799	}	626	}
800		627
801	if (flags & XValue)	628	if (flags & XValue)
802	{	629	{
…		…
833	max_width = MAX_COLS * fwidth;	660	max_width = MAX_COLS * fwidth;
834	max_height = MAX_ROWS * fheight;	661	max_height = MAX_ROWS * fheight;
835		662
836	szHint.base_width = szHint.base_height = 2 * int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
837		664
838	sb_w = mb_h = 0;
839	window_vt_x = window_vt_y = int_bwidth;	665	window_vt_x = window_vt_y = int_bwidth;
840		666
841	if (scrollbar_visible ())	667	if (scrollBar.state)
842	{	668	{
843	sb_w = scrollbar_TotalWidth ();	669	int sb_w = scrollBar.total_width ();
844	szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
845	if (!OPTION (Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
846	window_vt_x += sb_w;	673	window_vt_x += sb_w;
847	}	674	}
848		675
849	if (menubar_visible ())
850	{
851	mb_h = menuBar_TotalHeight ();
852	szHint.base_height += mb_h;
853	window_vt_y += mb_h;
854	}
855
856	szHint.width_inc = fwidth;	676	szHint.width_inc = fwidth;
857	szHint.height_inc = fheight;	677	szHint.height_inc = fheight;
858	szHint.min_width = szHint.base_width + szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
859	szHint.min_height = szHint.base_height + szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
860		680
861	if (newwidth && newwidth - szHint.base_width < max_width)	681	if (newwidth && newwidth - szHint.base_width < max_width)
862	{	682	{
863	szHint.width = newwidth;	683	szHint.width = newwidth;
…		…
878	{	698	{
879	min_it (height, max_height);	699	min_it (height, max_height);
880	szHint.height = szHint.base_height + height;	700	szHint.height = szHint.base_height + height;
881	}	701	}
882		702
883	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
884	window_sb_x = szHint.width - sb_w;
885
886	if (recalc_x)	703	if (recalc_x)
887	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		705
888	if (recalc_y)	706	if (recalc_y)
889	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
890		708
891	ncol = width / fwidth;	709	ncol = width / fwidth;
892	nrow = height / fheight;	710	nrow = height / fheight;
893	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	711
894	ncol, nrow, szHint.width,	712	// When the size of the vt window is not a multiple of the cell
895	szHint.height));	713	// size, i.e., when the wm does not honour our size hints, there are
896	return;	714	// extra areas not covered by the terminal screen. Such gaps, when a
		715	// bg pixmap is set, would have to be cleared manually to properly
		716	// refresh the background. We take the simpler route and shrink the
		717	// vt window so as to avoid creating gaps.
		718	width = ncol * fwidth;
		719	height = nrow * fheight;
897	}	720	}
898		721
899	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
900	/*	723	/*
901	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
902	* Called after a window size change.	725	* Called after a window size change.
903	*/	726	*/
904	void	727	void
905	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
906	{	729	{
907	if (pty.pty < 0)	730	if (pty->pty < 0)
908	return;	731	return;
909		732
910	struct winsize ws;	733	struct winsize ws;
911		734
912	ws.ws_col = ncol;	735	ws.ws_col = ncol;
913	ws.ws_row = nrow;	736	ws.ws_row = nrow;
914	ws.ws_xpixel = width;	737	ws.ws_xpixel = width;
915	ws.ws_ypixel = height;	738	ws.ws_ypixel = height;
916	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	739	ioctl (pty->pty, TIOCSWINSZ, &ws);
917		740
918	#if 0	741	#if 0
919	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	742	// TIOCSWINSZ is supposed to do this automatically and correctly
920	if (cmd_pid) /* force through to the command */	743	if (cmd_pid) /* force through to the command */
921	kill (-cmd_pid, SIGWINCH);	744	kill (-cmd_pid, SIGWINCH);
922	#endif	745	#endif
923	}	746	}
924		747
925	/*----------------------------------------------------------------------*/	748	/*----------------------------------------------------------------------*/
926	/* set_fonts () - load and set the various fonts	749	/* load and set the various fonts */
927	*
928	* init = 1 - initialize
929	*
930	* fontname == FONT_UP - switch to bigger font
931	* fontname == FONT_DN - switch to smaller font
932	*/
933	bool	750	bool
934	rxvt_term::set_fonts ()	751	rxvt_term::set_fonts ()
935	{	752	{
936	rxvt_fontset *fs = new rxvt_fontset (this);	753	rxvt_fontset *fs = new rxvt_fontset (this);
937	rxvt_fontprop prop;	754	rxvt_fontprop prop;
…		…
951	#endif	768	#endif
952		769
953	delete fontset[0];	770	delete fontset[0];
954	fontset[0] = fs;	771	fontset[0] = fs;
955		772
956	prop = (*fs)[1]->properties ();	773	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
957	prop.height += lineSpace;	774	prop.height += lineSpace;
		775	prop.width += letterSpace;
		776
958	fs->set_prop (prop);	777	fs->set_prop (prop, false);
959		778
960	fwidth = prop.width;	779	fwidth = prop.width;
961	fheight = prop.height;	780	fheight = prop.height;
962	fbase = prop.ascent;	781	fbase = prop.ascent;
963		782
…		…
972	{	791	{
973	fontset[style] = fs = new rxvt_fontset (this);	792	fontset[style] = fs = new rxvt_fontset (this);
974	rxvt_fontprop prop2 = prop;	793	rxvt_fontprop prop2 = prop;
975		794
976	if (res)	795	if (res)
977	prop2.weight = prop2.slant = rxvt_fontprop::unset;	796	{
		797	fs->populate (res);
		798	fs->set_prop (prop2, false);
		799	}
978	else	800	else
979	{	801	{
980	res = fontset[0]->fontdesc;	802	fs->populate (fontset[0]->fontdesc);
981		803
982	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	804	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
983	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	805	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		806
		807	fs->set_prop (prop2, true);
984	}	808	}
985		809
986	fs->populate (res);
987	fs->set_prop (prop2);
988	}	810	}
989	#else	811	#else
990	fontset[style] = fontset[0];	812	fontset[style] = fontset[0];
991	#endif	813	#endif
992	}	814	}
993		815
994	if (parent[0])	816	if (parent)
995	{	817	{
996	resize_all_windows (0, 0, 0);	818	resize_all_windows (0, 0, 0);
997	scr_remap_chars ();	819	scr_remap_chars ();
998	scr_touch (true);	820	scr_touch (true);
999	}	821	}
1000		822
1001	return true;	823	return true;
1002	}	824	}
1003		825
		826	void
1004	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	827	rxvt_term::set_string_property (Atom prop, const char *str, int len)
1005	{	828	{
1006	XChangeProperty (display->display, parent[0],	829	XChangeProperty (dpy, parent,
1007	prop, XA_STRING, 8, PropModeReplace,	830	prop, XA_STRING, 8, PropModeReplace,
1008	(const unsigned char *)str, len >= 0 ? len : strlen (str));	831	(const unsigned char *)str, len >= 0 ? len : strlen (str));
1009	}	832	}
1010		833
		834	void
		835	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		836	{
		837	XTextProperty ct;
		838
		839	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		840	{
		841	XSetTextProperty (dpy, parent, &ct, prop);
		842	XFree (ct.value);
		843	}
		844	}
		845
		846	void
1011	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	847	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1012	{	848	{
1013	wchar_t *ws = rxvt_mbstowcs (str, len);	849	wchar_t *ws = rxvt_mbstowcs (str, len);
1014	char *s = rxvt_wcstoutf8 (ws);	850	char *s = rxvt_wcstoutf8 (ws);
1015		851
1016	XChangeProperty (display->display, parent[0],	852	XChangeProperty (dpy, parent,
1017	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	853	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1018	(const unsigned char *)s, strlen (s));	854	(const unsigned char *)s, strlen (s));
1019		855
1020	free (s);	856	free (s);
1021	free (ws);	857	free (ws);
…		…
1025	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
1026	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
1027	void	863	void
1028	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
1029	{	865	{
1030	set_string_property (XA_WM_NAME, str);	866	set_mbstring_property (XA_WM_NAME, str);
1031	#if ENABLE_EWMH	867	#if ENABLE_EWMH
1032	set_utf8_property (xa[XA_NET_WM_NAME], str);	868	set_utf8_property (xa[XA_NET_WM_NAME], str);
1033	#endif	869	#endif
1034	}	870	}
1035		871
1036	void	872	void
1037	rxvt_term::set_icon_name (const char *str)	873	rxvt_term::set_icon_name (const char *str)
1038	{	874	{
1039	set_string_property (XA_WM_ICON_NAME, str);	875	set_mbstring_property (XA_WM_ICON_NAME, str);
1040	#if ENABLE_EWMH	876	#if ENABLE_EWMH
1041	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	877	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1042	#endif	878	#endif
1043	}	879	}
1044		880
		881	void
		882	rxvt_term::set_window_color (int idx, const char *color)
		883	{
1045	#ifdef XTERM_COLOR_CHANGE	884	#ifdef XTERM_COLOR_CHANGE
1046	void
1047	rxvt_term::set_window_color (int idx, const char *color)
1048	{
1049	rxvt_color xcol;	885	rxvt_color xcol;
1050	int i;
1051		886
1052	if (color == NULL || *color == '\0')	887	if (color == NULL || *color == '\0')
1053	return;	888	return;
1054		889
		890	color = strdup (color);
		891	allocated.push_back ((void *)color);
		892	rs[Rs_color + idx] = color;
		893
1055	/* handle color aliases */	894	/* handle color aliases */
1056	if (isdigit (*color))	895	if (isdigit (*color))
1057	{	896	{
1058	i = atoi (color);	897	int i = atoi (color);
1059		898
1060	if (i >= 8 && i <= 15)	899	if (i >= 8 && i <= 15)
		900	{
1061	{ /* bright colors */	901	/* bright colors */
1062	i -= 8;
1063	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1064	SET_PIXCOLOR (idx);
1065	goto done;	903	goto done;
1066	}	904	}
1067		905
1068	if (i >= 0 && i <= 7)	906	if (i >= 0 && i <= 7)
		907	{
1069	{ /* normal colors */	908	/* normal colors */
1070	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1071	SET_PIXCOLOR (idx);
1072	goto done;	910	goto done;
1073	}	911	}
1074	}	912	}
1075		913
1076	if (!rXParseAllocColor (&xcol, color))	914	set_color (xcol, color);
1077	return;
1078
1079	/* XStoreColor (display->display, display->cmap, XColor*); */
1080		915
1081	/*	916	/*
1082	* FIXME: should free colors here, but no idea how to do it so instead,	917	* FIXME: should free colors here, but no idea how to do it so instead,
1083	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
1084	*/	919	*/
1085	# if 0
1086	for (i = Color_Black; i <= Color_White; i++)
1087	if (pix_colors[idx] == pix_colors[i])
1088	break;
1089	if (i > Color_White)
1090	{
1091	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1092	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1093	DisplayPlanes (display->display, display->screen));
1094	}
1095	# endif
1096		920
1097	pix_colors_focused[idx] = xcol;	921	pix_colors_focused[idx] = xcol;
1098	SET_PIXCOLOR (idx);
1099		922
1100	/* XSetWindowAttributes attr; */
1101	/* Cursor cursor; */
1102	done:	923	done:
1103
1104	#if OFF_FOCUS_FADING
1105	if (rs[Rs_fade])
1106	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1107	#endif
1108
1109	/*TODO: handle Color_BD, scrollbar background, etc. */	924	/*TODO: handle Color_BD, scrollbar background, etc. */
1110		925
		926	update_fade_color (idx);
1111	recolour_cursor ();	927	recolour_cursor ();
1112	scr_recolour ();	928	scr_recolour ();
		929	#endif /* XTERM_COLOR_CHANGE */
1113	}	930	}
1114
1115	#else
1116	# define set_window_color (idx,color) ((void)0)
1117	#endif /* XTERM_COLOR_CHANGE */
1118		931
1119	void	932	void
1120	rxvt_term::recolour_cursor ()	933	rxvt_term::recolour_cursor ()
1121	{	934	{
1122	XColor xcol[2];	935	XColor fg, bg;
1123		936
1124	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	937	(ISSET_PIXCOLOR (Color_pointer_fg)
1125	? pix_colors_focused[Color_pointer_fg]	938	? pix_colors_focused[Color_pointer_fg]
1126	: pix_colors_focused[Color_fg];	939	: pix_colors_focused[Color_fg]).get (fg);
		940
1127	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	941	(ISSET_PIXCOLOR (Color_pointer_bg)
1128	? pix_colors_focused[Color_pointer_bg]	942	? pix_colors_focused[Color_pointer_bg]
1129	: pix_colors_focused[Color_bg];	943	: pix_colors_focused[Color_bg]).get (bg);
1130		944
1131	XQueryColors (display->display, display->cmap, xcol, 2);	945	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1132	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1133	}	946	}
1134		947
1135	/*----------------------------------------------------------------------*/	948	/*----------------------------------------------------------------------*/
1136	/*	949	/*
1137	* find if fg/bg matches any of the normal (low-intensity) colors	950	* find if fg/bg matches any of the normal (low-intensity) colors
1138	*/	951	*/
1139	void	952	void
1140	rxvt_term::set_colorfgbg ()	953	rxvt_term::set_colorfgbg ()
1141	{	954	{
1142	unsigned int i;	955	unsigned int i;
1143	const char *xpmb = "\0";	956	const char *xpmb = "";
1144	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	957	char fstr[] = "default";
		958	char bstr[] = "default";
1145		959
1146	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1147	strcpy (fstr, "default");
1148	strcpy (bstr, "default");
1149	for (i = Color_Black; i <= Color_White; i++)	960	for (i = Color_Black; i <= Color_White; i++)
1150	if (pix_colors[Color_fg] == pix_colors[i])	961	if (pix_colors[Color_fg] == pix_colors[i])
1151	{	962	{
1152	sprintf (fstr, "%d", (i - Color_Black));	963	sprintf (fstr, "%d", i - Color_Black);
1153	break;	964	break;
1154	}	965	}
1155		966
1156	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
1157	if (pix_colors[Color_bg] == pix_colors[i])	968	if (pix_colors[Color_bg] == pix_colors[i])
1158	{	969	{
1159	sprintf (bstr, "%d", (i - Color_Black));	970	sprintf (bstr, "%d", i - Color_Black);
1160	#ifdef XPM_BACKGROUND	971	#ifdef BG_IMAGE_FROM_FILE
1161	xpmb = "default;";	972	xpmb = "default;";
1162	#endif	973	#endif
1163	break;	974	break;
1164	}	975	}
1165		976
1166	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	977	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1167	}	978	}
1168		979
1169	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
1170		981
1171	int	982	bool
1172	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
1173	{	984	{
1174	if (!screen_in_out->set (display, colour))	985	if (color.set (this, name))
1175	{
1176	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1177	return false;
1178	}
1179
1180	return true;	986	return true;
		987
		988	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		989	return false;
		990	}
		991
		992	void
		993	rxvt_term::alias_color (int dst, int src)
		994	{
		995	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1181	}	996	}
1182		997
1183	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
1184	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
1185	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
1186	void	1001	void
1187	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1002	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1188	{	1003	{
1189	int fix_screen;	1004	int fix_screen;
1190	int old_width = szHint.width, old_height = szHint.height;	1005	int old_width = szHint.width;
1191	dDisp;	1006	int old_height = szHint.height;
1192		1007
1193	window_calc (newwidth, newheight);	1008	window_calc (newwidth, newheight);
		1009
		1010	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1011
		1012	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1013	if (set_hint)
		1014	{
		1015	szHint.flags &= ~(PBaseSize | PResizeInc);
1194	XSetWMNormalHints (disp, parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
1195		1019
1196	if (!ignoreparent)	1020	if (!ignoreparent)
1197	{	1021	{
1198	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
1199	/*	1023	/*
…		…
1203	int x, y, x1, y1;	1027	int x, y, x1, y1;
1204	int dx, dy;	1028	int dx, dy;
1205	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1206	Window unused_cr;	1030	Window unused_cr;
1207		1031
1208	XTranslateCoordinates (disp, parent[0], display->root,	1032	XTranslateCoordinates (dpy, parent, display->root,
1209	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
1210	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1211	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1212	/*	1036	/*
1213	* if display->root isn't the parent window, a WM will probably have offset	1037	* if display->root isn't the parent window, a WM will probably have offset
1214	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
1215	*/	1039	*/
…		…
1217	{	1041	{
1218	x -= x1;	1042	x -= x1;
1219	y -= y1;	1043	y -= y1;
1220	}	1044	}
1221		1045
1222	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1223	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1224	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
1225	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
1226		1050
1227	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
1228	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
1229	dx = 0;	1053	dx = 0;
…		…
1232	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
1233	dy = 0;	1057	dy = 0;
1234	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
1235	dy /= 2;	1059	dy /= 2;
1236		1060
1237	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1238	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
1239	#else	1063	#else
1240	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1241	#endif	1065	#endif
1242	}	1066	}
		1067
		1068	if (set_hint)
		1069	XSetWMNormalHints (dpy, parent, &szHint);
1243		1070
1244	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1245		1072
1246	if (fix_screen || newwidth != old_width || newheight != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
1247	{	1074	{
1248	if (scrollbar_visible ())	1075	if (scrollBar.state)
1249	{	1076	scrollBar.resize ();
1250	XMoveResizeWindow (disp, scrollBar.win,
1251	window_sb_x, 0,
1252	scrollbar_TotalWidth (), szHint.height);
1253	resize_scrollbar ();
1254	}
1255		1077
1256	if (menubar_visible ())
1257	XMoveResizeWindow (disp, menuBar.win,
1258	window_vt_x, 0,
1259	width, menuBar_TotalHeight ());
1260
1261	XMoveResizeWindow (disp, vt,	1078	XMoveResizeWindow (dpy, vt,
1262	window_vt_x, window_vt_y,	1079	window_vt_x, window_vt_y,
1263	width, height);	1080	width, height);
1264		1081
1265	scr_clear ();	1082	#ifdef HAVE_BG_PIXMAP
1266	#ifdef XPM_BACKGROUND	1083	if (bg_window_size_sensitive ())
1267	resize_pixmap ();	1084	update_background ();
1268	#endif	1085	#endif
1269	}	1086	}
1270		1087
1271	if (fix_screen || old_height == 0)	1088	if (fix_screen || old_height == 0)
1272	{
1273	int curr_screen = -1;
1274	int old_ncol = prev_ncol;
1275
1276	/* scr_reset only works on the primary screen */
1277	if (old_height) /* this is not the first time through */
1278	{
1279	unsigned int ocol = ncol;
1280	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1281	curr_screen = scr_change_screen (PRIMARY);
1282	ncol = ocol;
1283	}
1284
1285	scr_reset ();	1089	scr_reset ();
1286
1287	if (curr_screen >= 0) /* this is not the first time through */
1288	{
1289	scr_change_screen (curr_screen);
1290	selection_check (old_ncol != ncol ? 4 : 0);
1291	}
1292	}
1293
1294	old_width = szHint.width;
1295	old_height = szHint.height;
1296
1297	#ifdef XPM_BACKGROUND
1298	if (pixmap)
1299	scr_touch (false);
1300	#endif
1301		1090
1302	#ifdef USE_XIM	1091	#ifdef USE_XIM
1303	IMSetStatusPosition ();	1092	im_set_position ();
1304	#endif	1093	#endif
1305	}	1094	}
1306		1095
1307	/*	1096	/*
1308	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1313	{	1102	{
1314	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1315		1104
1316	if (newwidth == 0 || newheight == 0)	1105	if (newwidth == 0 || newheight == 0)
1317	{	1106	{
1318	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
1319		1108
1320	if (newwidth == 0)	1109	if (newwidth == 0)
1321	newwidth = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1322	if (newheight == 0)	1111	if (newheight == 0)
1323	newheight = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
…		…
1337	#ifdef USE_XIM	1126	#ifdef USE_XIM
1338		1127
1339	void	1128	void
1340	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1341	{	1130	{
1342	fg = pix_colors[Color_fg];	1131	fg = pix_colors [Color_fg];
1343	bg = pix_colors[Color_bg];	1132	bg = pix_colors [Color_bg];
1344	}	1133	}
1345		1134
1346	void	1135	void
1347	rxvt_term::im_set_size (XRectangle &size)	1136	rxvt_term::im_set_size (XRectangle &size)
1348	{	1137	{
…		…
1369	status_rect.height = fheight;	1158	status_rect.height = fheight;
1370	}	1159	}
1371		1160
1372	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1373	bool	1162	bool
1374	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1375	{	1164	{
1376	char *p;
1377	Atom atom;	1165	Atom atom;
1378	Window win;	1166	Window win;
1379	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1380		1168
1381	/* get current locale modifier */	1169	/* get current locale modifier */
1382	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1383	{	1171	{
1384	strcpy (server, "@server=");	1172	strcpy (server, "@server=");
1385	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1386		1174
1387	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1388	*p = '\0';	1176	*p = '\0';
1389		1177
1390	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1391	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
1392		1180
1393	if (win != None)	1181	if (win != None)
1394	return True;	1182	return true;
1395	}	1183	}
1396		1184
1397	return False;	1185	return false;
1398	}	1186	}
1399		1187
1400	void	1188	void
1401	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1402	{	1190	{
1403	XPoint nspot;	1191	XPoint nspot;
1404	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1405		1193
1406	if (!Input_Context	1194	if (!Input_Context
1407	|| !focus	1195	|| !focus
1408	|| !(input_style & XIMPreeditPosition))	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1409	return;	1197	return;
1410		1198
1411	im_set_position (nspot);	1199	im_set_position (nspot);
1412		1200
1413	if (nspot.x == spot.x && nspot.y == spot.y)	1201	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1432	input_method = 0;	1220	input_method = 0;
1433	}	1221	}
1434		1222
1435	Input_Context = 0;	1223	Input_Context = 0;
1436	}	1224	}
		1225
		1226	#ifdef ENABLE_XIM_ONTHESPOT
		1227
		1228	static void
		1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1437		1299
1438	/*	1300	/*
1439	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1440	* open a suitable preedit type	1302	* open a suitable preedit type
1441	*/	1303	*/
1442	bool	1304	bool
1443	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::im_get_ic (const char *modifiers)
1444	{	1306	{
1445	int i, j, found;	1307	int i, j, found;
1446	XIM xim;	1308	XIM xim;
1447	XPoint spot;	1309	XPoint spot;
1448	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
…		…
1454	set_environ (envv);	1316	set_environ (envv);
1455		1317
1456	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1457	return false;	1319	return false;
1458		1320
1459	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1460	input_method = display->get_xim (locale, modifiers);	1321	input_method = display->get_xim (locale, modifiers);
1461	if (input_method == NULL)	1322	if (input_method == NULL)
1462	return false;	1323	return false;
1463		1324
1464	xim = input_method->xim;	1325	xim = input_method->xim;
…		…
1479	p = pet[pi];	1340	p = pet[pi];
1480		1341
1481	if (!p)	1342	if (!p)
1482	continue;	1343	continue;
1483		1344
1484	s = rxvt_splitcommastring (p);	1345	s = rxvt_strsplit (',', p);
1485		1346
1486	for (i = found = 0; !found && s[i]; i++)	1347	for (i = found = 0; !found && s[i]; i++)
1487	{	1348	{
1488	if (!strcmp (s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1489	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1490	else if (!strcmp (s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1491	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1492	else if (!strcmp (s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1493	input_style = (XIMPreeditNothing | XIMStatusNothing);	1354	input_style = XIMPreeditNothing | XIMStatusNothing;
1494	else if (!strcmp (s[i], "None"))	1355	else if (!strcmp (s[i], "None"))
1495	input_style = (XIMPreeditNone | XIMStatusNone);	1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
1496		1363
1497	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1498	if (input_style == xim_styles->supported_styles[j])	1365	if (input_style == xim_styles->supported_styles[j])
1499	{	1366	{
1500	rxvt_freecommastring (s);	1367	rxvt_free_strsplit (s);
1501		1368
1502	found = 1;	1369	found = 1;
1503	goto foundpet;	1370	goto foundpet;
1504	}	1371	}
1505		1372
1506	}	1373	}
1507		1374
1508	rxvt_freecommastring (s);	1375	rxvt_free_strsplit (s);
1509	}	1376	}
1510		1377
1511	foundpet:	1378	foundpet:
1512		1379
1513	XFree (xim_styles);	1380	XFree (xim_styles);
…		…
1538	"*",	1405	"*",
1539	fheight,	1406	fheight,
1540	fheight + 1, fheight - 1,	1407	fheight + 1, fheight - 1,
1541	fheight - 2, fheight + 2);	1408	fheight - 2, fheight + 2);
1542		1409
1543	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1544	&missing_charset_list, &missing_charset_count, &def_string);	1411	&missing_charset_list, &missing_charset_count, &def_string);
1545		1412
1546	if (missing_charset_list)	1413	if (missing_charset_list)
1547	XFreeStringList (missing_charset_list);	1414	XFreeStringList (missing_charset_list);
1548		1415
…		…
1589	XNBackground, bg,	1456	XNBackground, bg,
1590	XNArea, &status_rect,	1457	XNArea, &status_rect,
1591	XNFontSet, fs,	1458	XNFontSet, fs,
1592	NULL);	1459	NULL);
1593	}	1460	}
		1461	#if ENABLE_XIM_ONTHESPOT
		1462	else if (input_style & XIMPreeditCallbacks)
		1463	{
		1464	XIMCallback xcb[4];
		1465
		1466	im_set_position (spot);
		1467
		1468	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1469	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1470	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1471	# if 0
		1472	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1473	# endif
		1474
		1475	preedit_attr = XVaCreateNestedList (0,
		1476	XNSpotLocation, &spot,
		1477	XNPreeditStartCallback, &xcb[0],
		1478	XNPreeditDoneCallback , &xcb[1],
		1479	XNPreeditDrawCallback , &xcb[2],
		1480	# if 0
		1481	XNPreeditCaretCallback, &xcb[3],
		1482	# endif
		1483	NULL);
		1484	}
		1485	#endif
1594		1486
1595	Input_Context = XCreateIC (xim,	1487	Input_Context = XCreateIC (xim,
1596	XNInputStyle, input_style,	1488	XNInputStyle, input_style,
1597	XNClientWindow, vt,	1489	XNClientWindow, vt,
1598	XNFocusWindow, parent[0],	1490	XNFocusWindow, parent,
1599	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1600	preedit_attr,	1492	preedit_attr,
1601	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1602	status_attr, NULL);	1494	status_attr, NULL);
1603		1495
1604	if (preedit_attr) XFree (preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1605	if (status_attr) XFree (status_attr);	1497	if (status_attr) XFree (status_attr);
1606	if (fs) XFreeFontSet (display->display, fs);	1498	if (fs) XFreeFontSet (dpy, fs);
1607		1499
1608	if (Input_Context == NULL)	1500	if (Input_Context == NULL)
1609	{	1501	{
1610	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1611	im_destroy ();	1503	im_destroy ();
1612	return false;	1504	return false;
1613	}	1505	}
1614		1506
1615	if (input_style & XIMPreeditArea)	1507	#if 0
1616	IMSetStatusPosition ();	1508	// unfortunately, only the focus window is used by XIM, hard to fix
		1509	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1510	vt_select_input ();
		1511	#endif
1617		1512
1618	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1513	im_set_position ();
		1514
1619	return true;	1515	return true;
1620	}	1516	}
1621		1517
1622	void	1518	void
1623	rxvt_term::im_cb ()	1519	rxvt_term::im_cb ()
…		…
1629		1525
1630	make_current ();	1526	make_current ();
1631		1527
1632	im_destroy ();	1528	im_destroy ();
1633		1529
1634	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1635	if (Input_Context)	1530	if (Input_Context)
1636	return;	1531	return;
1637		1532
1638	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1639	if (rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
…		…
1643	p = rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1644	if (p && *p)	1539	if (p && *p)
1645	{	1540	{
1646	bool found = false;	1541	bool found = false;
1647		1542
1648	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
1649		1544
1650	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1651	{	1546	{
1652	if (*s[i])	1547	if (*s[i])
1653	{	1548	{
1654	strcpy (buf, "@im=");	1549	strcpy (buf, "@im=");
1655	strncat (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1656	if (IM_get_IC (buf))	1551	if (im_get_ic (buf))
1657	{	1552	{
1658	found = true;	1553	found = true;
1659	break;	1554	break;
1660	}	1555	}
1661	}	1556	}
1662	}	1557	}
1663		1558
1664	rxvt_freecommastring (s);	1559	rxvt_free_strsplit (s);
1665		1560
1666	if (found)	1561	if (found)
1667	goto done;	1562	goto done;
1668	}	1563	}
1669		1564
1670	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1671	if (IM_get_IC (""))	1566	if (im_get_ic (""))
1672	goto done;	1567	goto done;
1673		1568
1674	/* try with no modifiers base IF the user didn't specify an IM */	1569	/* try with no modifiers base IF the user didn't specify an IM */
1675	if (IM_get_IC ("@im=none"))	1570	if (im_get_ic ("@im=none"))
1676	goto done;	1571	goto done;
1677		1572
1678	done:	1573	done:
1679	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1680	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1681	SET_LOCALE (locale);	1576	SET_LOCALE (locale);
1682	#endif	1577	#endif
1683	}	1578	}
1684		1579
1685	void	1580	void
1686	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1687	{	1582	{
1688	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1689	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1690		1585
1691	if (!Input_Context	1586	if (!Input_Context
1692	|| !focus	1587	|| !focus
1693	|| !(input_style & XIMPreeditArea)	1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1694	|| !IMisRunning ())	1589	|| !im_is_running ())
1695	return;	1590	return;
1696		1591
		1592	if (input_style & XIMPreeditPosition)
		1593	{
		1594	im_set_size (preedit_rect);
		1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1596
		1597	XSetICValues (Input_Context,
		1598	XNPreeditAttributes, preedit_attr, NULL);
		1599	}
		1600	else
		1601	{
1697	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1700	XFree (status_attr);	1605	XFree (status_attr);
1701		1606
1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1607	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1703	XFree (needed_rect);	1608	XFree (needed_rect);
1704		1609
1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1707		1612
1708	XSetICValues (Input_Context,	1613	XSetICValues (Input_Context,
1709	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1710	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1711		1617
		1618	XFree (status_attr);
		1619	}
		1620
1712	XFree (preedit_attr);	1621	XFree (preedit_attr);
1713	XFree (status_attr);
1714	}	1622	}
1715	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1716		1624
1717	/*----------------------------------------------------------------------*/	1625	void
1718	rxvt_t rxvt_current_term;	1626	rxvt_term::get_window_origin (int &x, int &y)
		1627	{
		1628	Window cr;
		1629	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1630	}
		1631
		1632	Pixmap
		1633	rxvt_term::get_pixmap_property (Atom property)
		1634	{
		1635	Pixmap pixmap = None;
		1636
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop;
		1641	int result = XGetWindowProperty (dpy, display->root, property,
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success)
		1645	{
		1646	if (atype == XA_PIXMAP)
		1647	pixmap = *(Pixmap *)prop;
		1648	XFree (prop);
		1649	}
		1650
		1651	return pixmap;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bg_invalidate ();
		1663
		1664	if (!mapped)
		1665	return;
		1666
		1667	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1668
		1669	if (to_wait <= 0.)
		1670	bg_render ();
		1671	else
		1672	update_background_ev.start (to_wait);
		1673	}
		1674
		1675	void
		1676	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1677	{
		1678	make_current ();
		1679
		1680	update_background_ev.stop ();
		1681	bg_render ();
		1682	refresh_check ();
		1683	}
		1684
		1685	#endif /* HAVE_BG_PIXMAP */
1719		1686
1720	/*----------------------- end-of-file (C source) -----------------------*/	1687	/*----------------------- end-of-file (C source) -----------------------*/

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