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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.180 by root, Mon Jan 16 15:00:20 2006 UTC vs.
Revision 1.400 by sf-exg, Tue Jun 28 21:56:17 2016 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) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
		17	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
17	*	18	*
18	* This program is free software; you can redistribute it and/or modify	19	* 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	20	* 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	21	* the Free Software Foundation; either version 3 of the License, or
21	* (at your option) any later version.	22	* (at your option) any later version.
22	*	23	*
23	* This program is distributed in the hope that it will be useful,	24	* This program is distributed in the hope that it will be useful,
24	* but WITHOUT ANY WARRANTY; without even the implied warranty of	25	* but WITHOUT ANY WARRANTY; without even the implied warranty of
25	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	26	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	31	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	32	*---------------------------------------------------------------------*/
32		33
33	#include "../config.h" /* NECESSARY */	34	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	35	#include "rxvt.h" /* NECESSARY */
		36	#include "init.h"
35	#include "keyboard.h"	37	#include "keyboard.h"
36	#include "rxvtperl.h"	38	#include "rxvtperl.h"
37		39
38	#include <limits>	40	#include <limits>
39		41
		42	#include <assert.h>
40	#include <csignal>	43	#include <signal.h>
41	#include <cstring>	44	#include <string.h>
42		45
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	46	#include <termios.h>
49	#endif
50		47
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	48	#ifdef HAVE_XSETLOCALE
52	static uid_t saved_euid;	49	# define X_LOCALE
53	static gid_t saved_egid;	50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
54	#endif	53	#endif
		54
		55	struct termios rxvt_term::def_tio;
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
55		62
56	bool	63	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)	64	rxvt_set_locale (const char *locale) NOTHROW
72	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
73	if (!locale || !strncmp (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	72	return false;
75		73
76	strncpy (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
78	return true;	76	return true;
79	}	77	}
80		78
81	void	79	void
82	rxvt_push_locale (const char *locale)	80	rxvt_push_locale (const char *locale) NOTHROW
83	{	81	{
84	strcpy (savelocale, curlocale);	82	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	83	rxvt_set_locale (locale);
86	}	84	}
87		85
88	void	86	void
89	rxvt_pop_locale ()	87	rxvt_pop_locale () NOTHROW
90	{	88	{
91	rxvt_set_locale (savelocale);	89	rxvt_set_locale (savelocale);
92	}	90	}
93		91
94	#if ENABLE_COMBINING	92	#if ENABLE_COMBINING
95	class rxvt_composite_vec rxvt_composite;	93	class rxvt_composite_vec rxvt_composite;
96		94
97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	95	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98	{	96	{
99	compose_char *cc;	97	compose_char *cc;
100		98
101	// break compose chains, as stupid readline really likes to duplicate	99	// break compose chains, as stupid readline really likes to duplicate
102	// composing characters for some reason near the end of a line.	100	// composing characters for some reason, near the end of a line.
103	cc = (*this)[c1];	101	cc = (*this)[c1];
104	while (cc)	102	while (cc)
105	{	103	{
106	if (cc->c2 == c2) return c1;	104	if (cc->c2 == c2) return c1;
107	cc = (*this)[cc->c1];	105	cc = (*this)[cc->c1];
108	}	106	}
109		107
110	// check to see wether this combination already exists otherwise	108	// check to see whether this combination already exists otherwise
111	for (cc = v.end (); cc-- > v.begin (); )	109	for (cc = v.begin (); cc < v.end (); cc++)
112	{
113	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
114	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
115	}
116		112
117	// allocate a new combination	113	// allocate a new combination
118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119	{	115	{
120	static int seen;	116	static int seen;
121		117
122	if (!seen++)	118	if (!seen++)
123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
124		120
125	return REPLACEMENT_CHAR;	121	return REPLACEMENT_CHAR;
126	}	122	}
127		123
128	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
…		…
154		150
155	}	151	}
156	#endif	152	#endif
157		153
158	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
159	:	155	{
160	#if TRANSPARENT	156	#if HAVE_BG_PIXMAP
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	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	158	#endif
166	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
167	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
168	#endif	161	#endif
169	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
170	text_blink_ev (this, &rxvt_term::text_blink_cb),	163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
171	#endif	164	#endif
172	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
174	#endif	167	#endif
175	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
176	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
177	#endif	170	#endif
178	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#if USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
180	#endif	180	#endif
181	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
182	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
183	#endif	183	#endif
184	#ifdef USE_XIM	184	#ifndef NO_BELL
185	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
186	#endif	186	#endif
187	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191	destroy_ev (this, &rxvt_term::destroy_cb),	191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192	pty_ev (this, &rxvt_term::pty_cb),	192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193	incr_ev (this, &rxvt_term::incr_cb)	193
194	{
195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	194	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196		195
197	termlist.push_back (this);	196	termlist.push_back (this);
198		197
199	#ifdef KEYSYM_RESOURCE	198	#ifdef KEYSYM_RESOURCE
200	keyboard = new keyboard_manager;	199	keyboard = new keyboard_manager;
201
202	if (!keyboard)
203	rxvt_fatal ("out of memory, aborting.\n");
204	#endif	200	#endif
205	}	201	}
206		202
207	// clean up the most important stuff, do *not* call x or free mem etc.	203	// clean up the most important stuff, do *not* call x or free mem etc.
208	// for use before an emergency exit	204	// for use before an emergency exit
		205	void
209	void rxvt_term::emergency_cleanup ()	206	rxvt_term::emergency_cleanup ()
210	{	207	{
211	if (cmd_pid)	208	if (cmd_pid)
212	kill (-cmd_pid, SIGHUP);	209	kill (-cmd_pid, SIGHUP);
213		210
214	#ifdef UTMP_SUPPORT	211	pty_ev.stop ();
215	privileged_utmp (RESTORE);	212	delete pty; pty = 0;
216	#endif
217
218	pty.put ();
219	}	213	}
220		214
221	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
222	{	216	{
223	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225	termlist.erase (find (termlist.begin (), termlist.end(), this));	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
226		218
227	emergency_cleanup ();	219	emergency_cleanup ();
228		220
229	#if ENABLE_STYLES	221	#if ENABLE_STYLES
…		…
231	if (fontset[i] != fontset[0])	223	if (fontset[i] != fontset[0])
232	delete fontset[i];	224	delete fontset[i];
233	#endif	225	#endif
234	delete fontset[0];	226	delete fontset[0];
235		227
		228	#ifdef HAVE_BG_PIXMAP
		229	bg_destroy ();
		230	#endif
		231
		232	#if HAVE_IMG
		233	delete bg_img;
		234	#endif
		235
236	if (display)	236	if (display)
237	{	237	{
238	dDisp;
239
240	selection_clear ();	238	selection_clear ();
		239	selection_clear (true);
241		240
242	#ifdef USE_XIM	241	#if USE_XIM
243	im_destroy ();	242	im_destroy ();
244	#endif	243	#endif
245	#ifdef XTERM_SCROLLBAR	244	scrollBar.destroy ();
246	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);	245
247	if (ShadowGC) XFreeGC (disp, ShadowGC);	246	if (gc)
248	#endif
249	#ifdef PLAIN_SCROLLBAR
250	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
251	#endif
252	#ifdef NEXT_SCROLLBAR
253	if (blackGC) XFreeGC (disp, blackGC);
254	if (whiteGC) XFreeGC (disp, whiteGC);
255	if (grayGC) XFreeGC (disp, grayGC);
256	if (darkGC) XFreeGC (disp, darkGC);
257	if (stippleGC) XFreeGC (disp, stippleGC);
258	if (dimple) XFreePixmap (disp, dimple);
259	if (upArrow) XFreePixmap (disp, upArrow);
260	if (downArrow) XFreePixmap (disp, downArrow);
261	if (upArrowHi) XFreePixmap (disp, upArrowHi);
262	if (downArrowHi) XFreePixmap (disp, downArrowHi);
263	#endif
264	#ifdef RXVT_SCROLLBAR
265	if (topShadowGC) XFreeGC (disp, topShadowGC);
266	if (botShadowGC) XFreeGC (disp, botShadowGC);
267	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
268	#endif
269	if (gc) XFreeGC (disp, gc);	247	XFreeGC (dpy, gc);
270		248
271	delete drawable;	249	delete drawable;
		250
272	// destroy all windows	251	// destroy all windows
273	if (parent[0])	252	if (parent)
274	XDestroyWindow (disp, parent[0]);	253	XDestroyWindow (dpy, parent);
275	}
276		254
277	// TODO: free pixcolours, colours should become part of rxvt_display	255	for (int i = 0; i < TOTAL_COLORS; i++)
278	delete pix_colors_focused;	256	if (ISSET_PIXCOLOR (i))
		257	{
		258	pix_colors_focused [i].free (this);
279	#if OFF_FOCUS_FADING	259	#if OFF_FOCUS_FADING
280	delete pix_colors_unfocused;	260	if (rs[Rs_fade])
		261	pix_colors_unfocused [i].free (this);
281	#endif	262	#endif
		263	}
282		264
		265	clear ();
		266
		267	display->flush (); /* ideally .put should do this */
283	displays.put (display);	268	displays.put (display);
		269	}
284		270
285	scr_release ();	271	scr_release ();
286		272
287	/* clear all resources */	273	/* clear all resources */
288	for (int i = 0; i < allocated.size (); i++)	274	for (int i = 0; i < allocated.size (); i++)
289	free (allocated [i]);	275	free (allocated [i]);
290		276
291	free (selection.text);	277	free (selection.text);
292	// TODO: manage env vars in child only(!)	278	free (selection.clip_text);
293	free (env_windowid);
294	free (env_display);
295	free (env_term);
296	free (env_colorfgbg);
297	free (locale);	279	free (locale);
298	free (v_buffer);	280	free (v_buffer);
299	free (incr_buf);	281
		282	delete selection_req;
		283
		284	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		285	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		286
		287	delete [] env;
300		288
301	delete envv;	289	delete envv;
302	delete argv;	290	delete argv;
303		291
304	#ifdef KEYSYM_RESOURCE	292	#ifdef KEYSYM_RESOURCE
305	delete keyboard;	293	delete keyboard;
306	#endif	294	#endif
307	}	295	#ifndef NO_RESOURCES
		296	XrmDestroyDatabase (option_db);
		297	#endif
308		298
		299	SET_R ((rxvt_term *)0);
		300	}
		301
		302	// child has exited, usually destroys
309	void	303	void
310	rxvt_term::child_exit ()	304	rxvt_term::child_cb (ev::child &w, int status)
311	{	305	{
		306	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		307
312	cmd_pid = 0;	308	cmd_pid = 0;
313		309
314	if (!OPTION (Opt_hold))	310	if (!option (Opt_hold))
315	destroy ();	311	destroy ();
316	}	312	}
317		313
318	void	314	void
319	rxvt_term::destroy ()	315	rxvt_term::destroy ()
320	{	316	{
321	if (destroy_ev.active)	317	if (destroy_ev.is_active ())
322	return;	318	return;
		319
		320	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
323		321
324	#if ENABLE_OVERLAY	322	#if ENABLE_OVERLAY
325	scr_overlay_off ();	323	scr_overlay_off ();
326	#endif	324	#endif
327		325
328	if (display)	326	if (display)
329	{	327	{
330	#if USE_XIM	328	#if USE_XIM
331	im_ev.stop (display);	329	im_ev.stop (display);
332	#endif	330	#endif
333	#if HAVE_SCROLLBARS
334	scrollbar_ev.stop (display);	331	scrollbar_ev.stop (display);
335	#endif	332	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
336	#if TRANSPARENT
337	rootwin_ev.stop (display);	333	rootwin_ev.stop (display);
338	#endif	334	#endif
339	incr_ev.stop ();
340	termwin_ev.stop (display);	335	termwin_ev.stop (display);
341	vt_ev.stop (display);	336	vt_ev.stop (display);
342	}	337	}
343		338
344	check_ev.stop ();	339	flush_ev.stop ();
345	pty_ev.stop ();	340	pty_ev.stop ();
346	#ifdef CURSOR_BLINK	341	#ifdef CURSOR_BLINK
347	cursor_blink_ev.stop ();	342	cursor_blink_ev.stop ();
348	#endif	343	#endif
349	#ifdef TEXT_BLINK	344	#ifdef TEXT_BLINK
…		…
357	#endif	352	#endif
358	#ifdef POINTER_BLANK	353	#ifdef POINTER_BLANK
359	pointer_ev.stop ();	354	pointer_ev.stop ();
360	#endif	355	#endif
361		356
362	destroy_ev.start (0);	357	destroy_ev.start ();
363	}	358	}
364		359
365	void	360	void
366	rxvt_term::destroy_cb (time_watcher &w)	361	rxvt_term::destroy_cb (ev::idle &w, int revents)
367	{	362	{
368	make_current ();	363	make_current ();
369		364
370	delete this;	365	delete this;
		366	}
		367
		368	void
		369	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		370	{
		371	if (!opt)
		372	return;
		373
		374	uint8_t mask = 1 << (opt & 7);
		375	uint8_t &val = options [opt >> 3];
		376
		377	val = val & ~mask | (set ? mask : 0);
371	}	378	}
372		379
373	/*----------------------------------------------------------------------*/	380	/*----------------------------------------------------------------------*/
374	/*	381	/*
375	* Exit gracefully, clearing the utmp entry and restoring tty attributes	382	* Exit gracefully, clearing the utmp entry and restoring tty attributes
376	* TODO: if debugging, this should free up any known resources if we can
377	*/	383	*/
378	static XErrorHandler old_xerror_handler;	384	static XErrorHandler old_xerror_handler;
379		385
380	static void	386	static void
381	rxvt_emergency_cleanup ()	387	rxvt_emergency_cleanup ()
382	{	388	{
383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	389	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384	(*t)->emergency_cleanup ();	390	(*t)->emergency_cleanup ();
385	}	391	}
386		392
387	#if ENABLE_FRILLS	393	#if !ENABLE_MINIMAL
388	static void	394	static void ecb_cold
389	print_x_error (Display *dpy, XErrorEvent *event)	395	print_x_error (Display *dpy, XErrorEvent *event)
390	{	396	{
391	char buffer[BUFSIZ];	397	char buffer[BUFSIZ];
392	char mesg[BUFSIZ];	398	char mesg[BUFSIZ];
393	char number[32];	399	char number[32];
394	char *mtype = "XlibMessage";	400
395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397	rxvt_warn ("An X Error occured, trying to continue after report.\n");	401	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		402
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		404	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		405
		406	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		407	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
398	rxvt_warn ("%s: %s\n", mesg, buffer);	408	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		409
399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	410	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	411	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		412
		413	if (event->request_code >= 128)
		414	{
		415	#if 0
		416	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		417	int nexts;
		418	char **exts = XListExtensions (dpy, &nexts);
		419
		420	while (nexts)
		421	{
		422	char *extname = exts [nexts - 1];
		423	int major, first_event, first_error;
		424
		425	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		426	{
		427	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		428	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		429
		430	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		431	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		432	rxvt_warn ("+ (which is %s)\n", buffer);
		433
		434	break;
		435	}
		436
		437	printf ("nextss %d %s\n", nexts, extname);//D
		438	--nexts;
		439	++exts;
		440	}
		441	#else
		442	int nexts = 0;
		443	char **exts = 0;
		444	#endif
		445
		446	if (!nexts)
		447	{
		448	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		449
		450	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		451	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		452
		453	#if 0
		454	sprintf (number, "RENDER.%d", event->minor_code);
		455	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		456	rxvt_warn ("+ (which is %s)\n", buffer);
		457	#endif
		458	}
		459
		460	XFreeExtensionList (exts);
		461	}
		462	else
		463	{
401	sprintf(number, "%d", event->request_code);	464	sprintf (number, "%d", event->request_code);
402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	465	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
403	rxvt_warn ("(which is %s)\n", buffer);	466	rxvt_warn ("+ (which is %s)\n", buffer);
404	if (event->request_code >= 128) {
405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406	mesg, BUFSIZ);
407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408	}	467	}
		468
409	if ((event->error_code == BadWindow) ||	469	if (event->error_code == BadWindow
410	(event->error_code == BadPixmap) ||	470	|| event->error_code == BadPixmap
411	(event->error_code == BadCursor) ||	471	|| event->error_code == BadCursor
412	(event->error_code == BadFont) ||	472	|| event->error_code == BadFont
413	(event->error_code == BadDrawable) ||	473	|| event->error_code == BadDrawable
414	(event->error_code == BadColor) ||	474	|| event->error_code == BadColor
415	(event->error_code == BadGC) ||	475	|| event->error_code == BadGC
416	(event->error_code == BadIDChoice) ||	476	|| event->error_code == BadIDChoice
417	(event->error_code == BadValue) ||	477	|| event->error_code == BadValue
418	(event->error_code == BadAtom)) {	478	|| event->error_code == BadAtom)
		479	{
419	if (event->error_code == BadValue)	480	if (event->error_code == BadValue)
420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	481	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
421	mesg, BUFSIZ);
422	else if (event->error_code == BadAtom)	482	else if (event->error_code == BadAtom)
423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	483	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
424	mesg, BUFSIZ);	484	else
425	else
426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	485	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
427	mesg, BUFSIZ);
428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429	}
430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431	mesg, BUFSIZ);
432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433	}
434	#endif
435		486
436	int	487	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		488	}
		489	}
		490	#endif
		491
		492	int ecb_cold
437	rxvt_xerror_handler (Display *display, XErrorEvent *event)	493	rxvt_xerror_handler (Display *display, XErrorEvent *event)
438	{	494	{
439	if (GET_R->allowedxerror == -1)	495	if (GET_R && GET_R->allowedxerror == -1)
440	GET_R->allowedxerror = event->error_code;	496	GET_R->allowedxerror = event->error_code;
441	else	497	else
442	{	498	{
443	// GET_R is most likely not the terminal which caused the error,	499	// GET_R is most likely not the terminal which caused the error,
444	// so just output the error and continue	500	// so just output the error and continue
445	#if ENABLE_FRILLS	501	#if ENABLE_MINIMAL
		502	old_xerror_handler (display, event);
		503	#else
446	print_x_error (display, event);	504	print_x_error (display, event);
447	#else
448	old_xerror_handler (display, event);
449	#endif	505	#endif
450	}	506	}
451		507
452	return 0;	508	return 0;
453	}	509	}
454		510
455	int	511	int ecb_cold
456	rxvt_xioerror_handler (Display *display)	512	rxvt_xioerror_handler (Display *display)
457	{	513	{
458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",	514	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459	DisplayString (display));	515	DisplayString (display));
460	rxvt_emergency_cleanup ();	516	rxvt_emergency_cleanup ();
461	_exit (EXIT_FAILURE);	517	_exit (EXIT_FAILURE);
462	}	518	}
463		519
464	/*----------------------------------------------------------------------*/
465	bool
466	rxvt_term::init (int argc, const char *const *argv)
467	{
468	SET_R (this);
469	set_locale ("");
470	set_environ (envv); // few things in X do not call setlocale :(
471
472	if (!init_vars ())
473	return false;
474
475	init_secondary ();
476
477	const char **cmd_argv = init_resources (argc, argv);
478
479	#ifdef KEYSYM_RESOURCE
480	keyboard->register_done ();
481	#endif
482
483	#ifdef HAVE_SCROLLBARS
484	if (OPTION (Opt_scrollBar))
485	scrollBar.setIdle (); /* set existence for size calculations */
486	#endif
487
488	#if ENABLE_PERL
489	if (!rs[Rs_perl_ext_1])
490	rs[Rs_perl_ext_1] = "default";
491
492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495	{
496	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497	// ignore some perl-related arguments if some bozo installed us set[ug]id
498	if (rxvt_tainted ())
499	{
500	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502	{
503	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504	rs[Rs_perl_lib] = 0;
505	rs[Rs_perl_eval] = 0;
506	}
507	}
508	#endif
509	rxvt_perl.init (this);
510	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511	}
512	#endif
513
514	create_windows (argc, argv);
515
516	dDisp;
517
518	init_xlocale ();
519
520	scr_reset (); // initialize screen
521
522	#if 0
523	XSynchronize (disp, True);
524	#endif
525
526	#ifdef HAVE_SCROLLBARS
527	if (OPTION (Opt_scrollBar))
528	resize_scrollbar (); /* create and map scrollbar */
529	#endif
530	#ifdef TRANSPARENT
531	if (OPTION (Opt_transparent))
532	{
533	XSelectInput (disp, display->root, PropertyChangeMask);
534	check_our_parents ();
535	rootwin_ev.start (display, display->root);
536	}
537	#endif
538
539	XMapWindow (disp, vt);
540	XMapWindow (disp, parent[0]);
541
542	set_colorfgbg ();
543
544	init_command (cmd_argv);
545
546	free (cmd_argv);
547
548	if (pty.pty >= 0)
549	pty_ev.start (pty.pty, EVENT_READ);
550
551	check_ev.start ();
552
553	HOOK_INVOKE ((this, HOOK_START, DT_END));
554
555	return true;
556	}
557
558	static struct sig_handlers	520	static struct sig_handlers
559	{	521	{
560	sig_watcher sw_chld, sw_term, sw_int;	522	ev::sig sw_term, sw_int;
561
562	void sig_chld (sig_watcher &w)
563	{
564	// we are being called for every SIGCHLD, find the corresponding term
565	int pid;
566
567	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
568	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
569	if (pid == (*t)->cmd_pid)
570	{
571	(*t)->child_exit ();
572	break;
573	}
574	}
575		523
576	/*	524	/*
577	* Catch a fatal signal and tidy up before quitting	525	* Catch a fatal signal and tidy up before quitting
578	*/	526	*/
579	void	527	void sig_term (ev::sig &w, int revents);
580	sig_term (sig_watcher &w)	528
		529	sig_handlers ()
581	{	530	{
582	#ifdef DEBUG_CMD
583	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
584	#endif
585	rxvt_emergency_cleanup ();
586	signal (w.signum, SIG_DFL);
587	kill (getpid (), w.signum);
588	}
589
590	sig_handlers ()
591	: sw_chld (this, &sig_handlers::sig_chld),
592	sw_term (this, &sig_handlers::sig_term),	531	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
593	sw_int (this, &sig_handlers::sig_term)	532	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
594	{
595	}	533	}
596	} sig_handlers;	534	} sig_handlers;
597		535
		536	void
		537	sig_handlers::sig_term (ev::sig &w, int revents)
		538	{
		539	rxvt_emergency_cleanup ();
		540	w.stop ();
		541	kill (getpid (), w.signum);
		542	}
		543
		544	static void
		545	rxvt_get_ttymode (struct termios *tio)
		546	{
		547	if (tcgetattr (STDIN_FILENO, tio) < 0)
		548	memset (tio, 0, sizeof (struct termios));
		549
		550	for (int i = 0; i < NCCS; i++)
		551	tio->c_cc[i] = VDISABLE;
		552
		553	tio->c_cc[VINTR] = CINTR;
		554	tio->c_cc[VQUIT] = CQUIT;
		555	tio->c_cc[VERASE] = CERASE;
		556	#ifdef VERASE2
		557	tio->c_cc[VERASE2] = CERASE2;
		558	#endif
		559	tio->c_cc[VKILL] = CKILL;
		560	tio->c_cc[VEOF] = CEOF;
		561	tio->c_cc[VSTART] = CSTART;
		562	tio->c_cc[VSTOP] = CSTOP;
		563	tio->c_cc[VSUSP] = CSUSP;
		564	# ifdef VDSUSP
		565	tio->c_cc[VDSUSP] = CDSUSP;
		566	# endif
		567	# ifdef VREPRINT
		568	tio->c_cc[VREPRINT] = CRPRNT;
		569	# endif
		570	# ifdef VDISCRD
		571	tio->c_cc[VDISCRD] = CFLUSH;
		572	# endif
		573	# ifdef VWERSE
		574	tio->c_cc[VWERSE] = CWERASE;
		575	# endif
		576	# ifdef VLNEXT
		577	tio->c_cc[VLNEXT] = CLNEXT;
		578	# endif
		579	# ifdef VSTATUS
		580	tio->c_cc[VSTATUS] = CSTATUS;
		581	# endif
		582
		583	# if VMIN != VEOF
		584	tio->c_cc[VMIN] = 1;
		585	# endif
		586	# if VTIME != VEOL
		587	tio->c_cc[VTIME] = 0;
		588	# endif
		589
		590	/* input modes */
		591	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		592	# ifdef IMAXBEL
		593	| IMAXBEL
		594	# endif
		595	| IXON);
		596
		597	/* output modes */
		598	tio->c_oflag = (OPOST | ONLCR);
		599
		600	/* control modes */
		601	tio->c_cflag = (CS8 | CREAD);
		602
		603	/* local modes */
		604	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		605	# if defined (ECHOCTL) && defined (ECHOKE)
		606	| ECHOCTL | ECHOKE
		607	# endif
		608	| ECHOE | ECHOK);
		609	}
		610
598	char **rxvt_environ; // startup environment	611	char **rxvt_environ; // startup environment
599		612
600	void	613	void
601	rxvt_init ()	614	rxvt_init ()
602	{	615	{
		616	assert (("fontMask must not overlap other RS masks",
		617	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		618
		619	rxvt_get_ttymode (&rxvt_term::def_tio);
		620
		621	// get rid of stdin/stdout as we don't need them, to free resources
		622	dup2 (STDERR_FILENO, STDIN_FILENO);
		623	dup2 (STDERR_FILENO, STDOUT_FILENO);
		624
		625	if (!ev_default_loop ())
		626	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		627
603	rxvt_environ = environ;	628	rxvt_environ = environ;
604
605	/*
606	* Save and then give up any super-user privileges
607	* If we need privileges in any area then we must specifically request it.
608	* We should only need to be root in these cases:
609	* 1. write utmp entries on some systems
610	* 2. chown tty on some systems
611	*/
612	rxvt_privileges (SAVE);
613	rxvt_privileges (IGNORE);
614		629
615	signal (SIGHUP, SIG_IGN);	630	signal (SIGHUP, SIG_IGN);
616	signal (SIGPIPE, SIG_IGN);	631	signal (SIGPIPE, SIG_IGN);
617		632
618	sig_handlers.sw_chld.start (SIGCHLD);
619	sig_handlers.sw_term.start (SIGTERM);	633	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
620	sig_handlers.sw_int.start (SIGINT);	634	sig_handlers.sw_int.start (SIGINT); ev_unref ();
621
622	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
623	/* signal (SIGURG, SIG_DFL); */
624		635
625	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	636	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
626	// TODO: handle this with exceptions and tolerate the memory loss	637	// TODO: handle this with exceptions and tolerate the memory loss
627	XSetIOErrorHandler (rxvt_xioerror_handler);	638	XSetIOErrorHandler (rxvt_xioerror_handler);
628		639
629	XrmInitialize ();	640	XrmInitialize ();
630	}
631		641
632	/* ------------------------------------------------------------------------- *	642	#if HAVE_PIXBUF
633	* MEMORY ALLOCATION WRAPPERS *	643	g_type_init ();
634	* ------------------------------------------------------------------------- */
635	void *
636	rxvt_malloc (size_t size)
637	{
638	void *p = malloc (size);
639
640	if (!p)
641	rxvt_fatal ("memory allocation failure. aborting.\n");
642
643	return p;
644	}
645
646	void *
647	rxvt_calloc (size_t number, size_t size)
648	{
649	void *p = calloc (number, size);
650
651	if (!p)
652	rxvt_fatal ("memory allocation failure. aborting.\n");
653
654	return p;
655	}
656
657	void *
658	rxvt_realloc (void *ptr, size_t size)
659	{
660	void *p = realloc (ptr, size);
661
662	if (!p)
663	rxvt_fatal ("memory allocation failure. aborting.\n");
664
665	return p;
666	}
667
668	/* ------------------------------------------------------------------------- *
669	* PRIVILEGED OPERATIONS *
670	* ------------------------------------------------------------------------- */
671	/* take care of suid/sgid super-user (root) privileges */
672	void
673	rxvt_privileges (rxvt_privaction action)
674	{
675	#if ! defined(__CYGWIN32__)
676	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
677	/* setreuid () is the poor man's setuid (), seteuid () */
678	# define seteuid(a) setreuid(-1, (a))
679	# define setegid(a) setregid(-1, (a))
680	# define HAVE_SETEUID
681	# endif	644	#endif
682	# ifdef HAVE_SETEUID
683	switch (action)
684	{
685	case IGNORE:
686	/*
687	* change effective uid/gid - not real uid/gid - so we can switch
688	* back to root later, as required
689	*/
690	setegid (getgid ());
691	seteuid (getuid ());
692	break;
693	case SAVE:
694	saved_egid = getegid ();
695	saved_euid = geteuid ();
696	break;
697	case RESTORE:
698	setegid (saved_egid);
699	seteuid (saved_euid);
700	break;
701	}
702	# else
703	switch (action)
704	{
705	case IGNORE:
706	setgid (getgid ());
707	setuid (getuid ());
708	/* FALLTHROUGH */
709	case SAVE:
710	/* FALLTHROUGH */
711	case RESTORE:
712	break;
713	}
714	# endif
715	#endif
716	}	645	}
717
718	#ifdef UTMP_SUPPORT
719	void
720	rxvt_term::privileged_utmp (rxvt_privaction action)
721	{
722	if (OPTION (Opt_utmpInhibit)
723	|| !pty.name || !*pty.name)
724	return;
725
726	rxvt_privileges (RESTORE);
727
728	if (action == SAVE)
729	makeutent (pty.name, rs[Rs_display_name]);
730	else
731	cleanutent ();
732
733	rxvt_privileges (IGNORE);
734	}
735	#endif
736		646
737	/*----------------------------------------------------------------------*/	647	/*----------------------------------------------------------------------*/
738	/*	648	/*
739	* window size/position calculcations for XSizeHint and other storage.	649	* window size/position calculations for XSizeHint and other storage.
740	* if width/height are non-zero then override calculated width/height	650	* if width/height are non-zero then override calculated width/height
741	*/	651	*/
742	void	652	void
743	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	653	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
744	{	654	{
745	short recalc_x, recalc_y;	655	short recalc_x, recalc_y;
746	int x, y, sb_w, flags;	656	int x, y, flags;
747	unsigned int w, h;	657	unsigned int w, h;
748	unsigned int max_width, max_height;	658	unsigned int max_width, max_height;
749	dDisp;
750
751	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
752	ncol, nrow, szHint.width, szHint.height));
753		659
754	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	660	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
755	szHint.win_gravity = NorthWestGravity;	661	szHint.win_gravity = NorthWestGravity;
756	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	662	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
757		663
…		…
765	if (rs[Rs_geometry])	671	if (rs[Rs_geometry])
766	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	672	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
767		673
768	if (flags & WidthValue)	674	if (flags & WidthValue)
769	{	675	{
		676	if (!w)
		677	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		678
770	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	679	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
771	szHint.flags |= USSize;	680	szHint.flags |= USSize;
772	}	681	}
773		682
774	if (flags & HeightValue)	683	if (flags & HeightValue)
775	{	684	{
		685	if (!h)
		686	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		687
776	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	688	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
777	szHint.flags |= USSize;	689	szHint.flags |= USSize;
778	}	690	}
779		691
780	if (flags & XValue)	692	if (flags & XValue)
781	{	693	{
…		…
812	max_width = MAX_COLS * fwidth;	724	max_width = MAX_COLS * fwidth;
813	max_height = MAX_ROWS * fheight;	725	max_height = MAX_ROWS * fheight;
814		726
815	szHint.base_width = szHint.base_height = 2 * int_bwidth;	727	szHint.base_width = szHint.base_height = 2 * int_bwidth;
816		728
817	sb_w = 0;
818	window_vt_x = window_vt_y = int_bwidth;	729	window_vt_x = window_vt_y = int_bwidth;
819		730
820	if (scrollBar.state)	731	if (scrollBar.state)
821	{	732	{
822	sb_w = scrollbar_TotalWidth ();	733	int sb_w = scrollBar.total_width ();
823	szHint.base_width += sb_w;	734	szHint.base_width += sb_w;
		735
824	if (!OPTION (Opt_scrollBar_right))	736	if (!option (Opt_scrollBar_right))
825	window_vt_x += sb_w;	737	window_vt_x += sb_w;
826	}	738	}
827		739
828	szHint.width_inc = fwidth;	740	szHint.width_inc = fwidth;
829	szHint.height_inc = fheight;	741	szHint.height_inc = fheight;
830	szHint.min_width = szHint.base_width + szHint.width_inc;	742	szHint.min_width = szHint.base_width + szHint.width_inc;
831	szHint.min_height = szHint.base_height + szHint.height_inc;	743	szHint.min_height = szHint.base_height + szHint.height_inc;
832		744
833	if (newwidth && newwidth - szHint.base_width < max_width)	745	if (newwidth && newwidth - szHint.base_width < max_width)
834	{	746	{
835	szHint.width = newwidth;	747	szHint.width = newwidth;
…		…
850	{	762	{
851	min_it (height, max_height);	763	min_it (height, max_height);
852	szHint.height = szHint.base_height + height;	764	szHint.height = szHint.base_height + height;
853	}	765	}
854		766
855	if (scrollBar.state && OPTION (Opt_scrollBar_right))
856	window_sb_x = szHint.width - sb_w;
857
858	if (recalc_x)	767	if (recalc_x)
859	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	768	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		769
860	if (recalc_y)	770	if (recalc_y)
861	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	771	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
862		772
863	ncol = width / fwidth;	773	ncol = width / fwidth;
864	nrow = height / fheight;	774	nrow = height / fheight;
865	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	775
866	ncol, nrow, szHint.width,	776	// When the size of the vt window is not a multiple of the cell
867	szHint.height));	777	// size, i.e., when the wm does not honour our size hints, there are
868	return;	778	// extra areas not covered by the terminal screen. Such gaps, when a
		779	// bg pixmap is set, would have to be cleared manually to properly
		780	// refresh the background. We take the simpler route and shrink the
		781	// vt window so as to avoid creating gaps.
		782	vt_width = ncol * fwidth;
		783	vt_height = nrow * fheight;
869	}	784	}
870		785
871	/*----------------------------------------------------------------------*/	786	/*----------------------------------------------------------------------*/
872	/*	787	/*
873	* Tell the teletype handler what size the window is.	788	* Tell the teletype handler what size the window is.
874	* Called after a window size change.	789	* Called after a window size change.
875	*/	790	*/
876	void	791	void
877	rxvt_term::tt_winch ()	792	rxvt_term::tt_winch ()
878	{	793	{
879	if (pty.pty < 0)	794	if (pty->pty < 0)
880	return;	795	return;
881		796
882	struct winsize ws;	797	struct winsize ws;
883		798
884	ws.ws_col = ncol;	799	ws.ws_col = ncol;
885	ws.ws_row = nrow;	800	ws.ws_row = nrow;
886	ws.ws_xpixel = width;	801	ws.ws_xpixel = vt_width;
887	ws.ws_ypixel = height;	802	ws.ws_ypixel = vt_height;
888	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	803	ioctl (pty->pty, TIOCSWINSZ, &ws);
889		804
890	#if 0	805	#if 0
891	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	806	// TIOCSWINSZ is supposed to do this automatically and correctly
892	if (cmd_pid) /* force through to the command */	807	if (cmd_pid) /* force through to the command */
893	kill (-cmd_pid, SIGWINCH);	808	kill (-cmd_pid, SIGWINCH);
894	#endif	809	#endif
895	}	810	}
896		811
897	/*----------------------------------------------------------------------*/	812	/*----------------------------------------------------------------------*/
898	/* set_fonts () - load and set the various fonts	813	/* load and set the various fonts */
899	*
900	* init = 1 - initialize
901	*
902	* fontname == FONT_UP - switch to bigger font
903	* fontname == FONT_DN - switch to smaller font
904	*/
905	bool	814	bool
906	rxvt_term::set_fonts ()	815	rxvt_term::set_fonts ()
907	{	816	{
908	rxvt_fontset *fs = new rxvt_fontset (this);	817	rxvt_fontset *fs = new rxvt_fontset (this);
909	rxvt_fontprop prop;	818	rxvt_fontprop prop;
…		…
923	#endif	832	#endif
924		833
925	delete fontset[0];	834	delete fontset[0];
926	fontset[0] = fs;	835	fontset[0] = fs;
927		836
928	prop = (*fs)[1]->properties ();	837	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
929	prop.height += lineSpace;	838	prop.width = max (prop.width + letterSpace, 1);
		839
930	fs->set_prop (prop);	840	fs->set_prop (prop, false);
931		841
932	fwidth = prop.width;	842	fwidth = prop.width;
933	fheight = prop.height;	843	fheight = prop.height + lineSpace;
934	fbase = prop.ascent;	844	fbase = prop.ascent;
935		845
936	for (int style = 1; style < 4; style++)	846	for (int style = 1; style < 4; style++)
937	{	847	{
938	#if ENABLE_STYLES	848	#if ENABLE_STYLES
…		…
944	{	854	{
945	fontset[style] = fs = new rxvt_fontset (this);	855	fontset[style] = fs = new rxvt_fontset (this);
946	rxvt_fontprop prop2 = prop;	856	rxvt_fontprop prop2 = prop;
947		857
948	if (res)	858	if (res)
949	prop2.weight = prop2.slant = rxvt_fontprop::unset;	859	{
		860	fs->populate (res);
		861	fs->set_prop (prop2, false);
		862	}
950	else	863	else
951	{	864	{
952	res = fontset[0]->fontdesc;	865	fs->populate (fontset[0]->fontdesc);
953		866
954	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	867	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
955	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	868	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		869
		870	fs->set_prop (prop2, true);
956	}	871	}
957		872
958	fs->populate (res);
959	fs->set_prop (prop2);
960	}	873	}
961	#else	874	#else
962	fontset[style] = fontset[0];	875	fontset[style] = fontset[0];
963	#endif	876	#endif
964	}	877	}
965		878
966	if (parent[0])	879	if (parent)
967	{	880	{
968	resize_all_windows (0, 0, 0);	881	resize_all_windows (0, 0, 0);
969	scr_remap_chars ();	882	scr_remap_chars ();
970	scr_touch (true);	883	scr_touch (true);
971	}	884	}
972		885
973	return true;	886	return true;
974	}	887	}
975		888
		889	void
976	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	890	rxvt_term::set_string_property (Atom prop, const char *str, int len)
977	{	891	{
978	XChangeProperty (display->display, parent[0],	892	XChangeProperty (dpy, parent,
979	prop, XA_STRING, 8, PropModeReplace,	893	prop, XA_STRING, 8, PropModeReplace,
980	(const unsigned char *)str, len >= 0 ? len : strlen (str));	894	(const unsigned char *)str, len >= 0 ? len : strlen (str));
981	}	895	}
982		896
		897	void
		898	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		899	{
		900	XTextProperty ct;
		901
		902	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		903	{
		904	XSetTextProperty (dpy, parent, &ct, prop);
		905	XFree (ct.value);
		906	}
		907	}
		908
		909	void
983	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	910	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
984	{	911	{
985	wchar_t *ws = rxvt_mbstowcs (str, len);	912	wchar_t *ws = rxvt_mbstowcs (str, len);
986	char *s = rxvt_wcstoutf8 (ws);	913	char *s = rxvt_wcstoutf8 (ws);
987		914
988	XChangeProperty (display->display, parent[0],	915	XChangeProperty (dpy, parent,
989	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	916	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
990	(const unsigned char *)s, strlen (s));	917	(const unsigned char *)s, strlen (s));
991		918
992	free (s);	919	free (s);
993	free (ws);	920	free (ws);
…		…
997	/*----------------------------------------------------------------------*/	924	/*----------------------------------------------------------------------*/
998	/* xterm sequences - title, iconName, color (exptl) */	925	/* xterm sequences - title, iconName, color (exptl) */
999	void	926	void
1000	rxvt_term::set_title (const char *str)	927	rxvt_term::set_title (const char *str)
1001	{	928	{
1002	set_string_property (XA_WM_NAME, str);	929	set_mbstring_property (XA_WM_NAME, str);
1003	#if ENABLE_EWMH	930	#if ENABLE_EWMH
1004	set_utf8_property (xa[XA_NET_WM_NAME], str);	931	set_utf8_property (xa[XA_NET_WM_NAME], str);
1005	#endif	932	#endif
1006	}	933	}
1007		934
1008	void	935	void
1009	rxvt_term::set_icon_name (const char *str)	936	rxvt_term::set_icon_name (const char *str)
1010	{	937	{
1011	set_string_property (XA_WM_ICON_NAME, str);	938	set_mbstring_property (XA_WM_ICON_NAME, str);
1012	#if ENABLE_EWMH	939	#if ENABLE_EWMH
1013	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	940	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1014	#endif	941	#endif
1015	}	942	}
1016		943
		944	void
		945	rxvt_term::set_window_color (int idx, const char *color)
		946	{
1017	#ifdef XTERM_COLOR_CHANGE	947	#ifdef XTERM_COLOR_CHANGE
1018	void
1019	rxvt_term::set_window_color (int idx, const char *color)
1020	{
1021	rxvt_color xcol;
1022	int i;
1023
1024	if (color == NULL || *color == '\0')	948	if (color == NULL || *color == '\0')
1025	return;	949	return;
1026		950
		951	color = strdup (color);
		952	allocated.push_back ((void *)color);
		953	rs[Rs_color + idx] = color;
		954
1027	/* handle color aliases */	955	/* handle color aliases */
1028	if (isdigit (*color))	956	if (isdigit (*color))
1029	{	957	{
1030	i = atoi (color);	958	int i = atoi (color);
1031		959
1032	if (i >= 8 && i <= 15)	960	if (i >= 8 && i <= 15)
		961	{
1033	{ /* bright colors */	962	/* bright colors */
1034	i -= 8;	963	alias_color (idx, minBrightCOLOR + i - 8);
1035	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1036	SET_PIXCOLOR (idx);
1037	goto done;	964	goto done;
1038	}	965	}
1039		966
1040	if (i >= 0 && i <= 7)	967	if (i >= 0 && i <= 7)
		968	{
1041	{ /* normal colors */	969	/* normal colors */
1042	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	970	alias_color (idx, minCOLOR + i);
1043	SET_PIXCOLOR (idx);
1044	goto done;	971	goto done;
1045	}	972	}
1046	}	973	}
1047		974
1048	if (!rXParseAllocColor (&xcol, color))	975	pix_colors_focused[idx].free (this);
1049	return;	976	set_color (pix_colors_focused[idx], color);
1050		977
1051	/* XStoreColor (display->display, display->cmap, XColor*); */
1052
1053	/*
1054	* FIXME: should free colors here, but no idea how to do it so instead,
1055	* so just keep gobbling up the colormap
1056	*/
1057	# if 0
1058	for (i = Color_Black; i <= Color_White; i++)
1059	if (pix_colors[idx] == pix_colors[i])
1060	break;
1061	if (i > Color_White)
1062	{
1063	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1064	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1065	DisplayPlanes (display->display, display->screen));
1066	}
1067	# endif
1068
1069	pix_colors_focused[idx] = xcol;
1070	SET_PIXCOLOR (idx);
1071
1072	/* XSetWindowAttributes attr; */
1073	/* Cursor cursor; */
1074	done:	978	done:
1075
1076	#if OFF_FOCUS_FADING
1077	if (rs[Rs_fade])
1078	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1079	#endif
1080
1081	/*TODO: handle Color_BD, scrollbar background, etc. */	979	/*TODO: handle Color_BD, scrollbar background, etc. */
1082		980
		981	update_fade_color (idx);
1083	recolour_cursor ();	982	recolor_cursor ();
1084	scr_recolour ();	983	scr_recolor ();
		984	#endif /* XTERM_COLOR_CHANGE */
1085	}	985	}
1086		986
1087	#else
1088	# define set_window_color (idx,color) ((void)0)
1089	#endif /* XTERM_COLOR_CHANGE */
1090
1091	void	987	void
1092	rxvt_term::recolour_cursor ()	988	rxvt_term::recolor_cursor ()
1093	{	989	{
1094	XColor xcol[2];	990	XColor fg, bg;
1095		991
1096	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	992	(ISSET_PIXCOLOR (Color_pointer_fg)
1097	? pix_colors_focused[Color_pointer_fg]	993	? pix_colors_focused[Color_pointer_fg]
1098	: pix_colors_focused[Color_fg];	994	: pix_colors_focused[Color_fg]).get (fg);
		995
1099	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	996	(ISSET_PIXCOLOR (Color_pointer_bg)
1100	? pix_colors_focused[Color_pointer_bg]	997	? pix_colors_focused[Color_pointer_bg]
1101	: pix_colors_focused[Color_bg];	998	: pix_colors_focused[Color_bg]).get (bg);
1102		999
1103	XQueryColors (display->display, display->cmap, xcol, 2);	1000	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1104	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1105	}	1001	}
1106		1002
1107	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
1108	/*	1004	/*
1109	* find if fg/bg matches any of the normal (low-intensity) colors	1005	* find if fg/bg matches any of the normal (low-intensity) colors
1110	*/	1006	*/
1111	void	1007	char *
1112	rxvt_term::set_colorfgbg ()	1008	rxvt_term::get_colorfgbg ()
1113	{	1009	{
1114	unsigned int i;	1010	unsigned int i;
1115	const char *xpmb = "\0";	1011	const char *xpmb = "";
1116	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1012	char fstr[] = "default";
		1013	char bstr[] = "default";
		1014	char *env_colorfgbg;
1117		1015
1118	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1119	strcpy (fstr, "default");
1120	strcpy (bstr, "default");
1121	for (i = Color_Black; i <= Color_White; i++)	1016	for (i = Color_Black; i <= Color_White; i++)
1122	if (pix_colors[Color_fg] == pix_colors[i])	1017	if (pix_colors[Color_fg] == pix_colors[i])
1123	{	1018	{
1124	sprintf (fstr, "%d", (i - Color_Black));	1019	sprintf (fstr, "%d", i - Color_Black);
1125	break;	1020	break;
1126	}	1021	}
1127		1022
1128	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
1129	if (pix_colors[Color_bg] == pix_colors[i])	1024	if (pix_colors[Color_bg] == pix_colors[i])
1130	{	1025	{
1131	sprintf (bstr, "%d", (i - Color_Black));	1026	sprintf (bstr, "%d", i - Color_Black);
1132	#ifdef XPM_BACKGROUND	1027	#if BG_IMAGE_FROM_FILE
1133	xpmb = "default;";	1028	xpmb = "default;";
1134	#endif	1029	#endif
1135	break;	1030	break;
1136	}	1031	}
1137		1032
		1033	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1138	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1034	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1035	return env_colorfgbg;
1139	}	1036	}
1140		1037
1141	/*----------------------------------------------------------------------*/	1038	/*----------------------------------------------------------------------*/
1142		1039
1143	int	1040	bool
1144	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1041	rxvt_term::set_color (rxvt_color &color, const char *name)
1145	{	1042	{
1146	if (!screen_in_out->set (display, colour))	1043	if (color.set (this, name))
1147	{
1148	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1149	return false;
1150	}
1151
1152	return true;	1044	return true;
		1045
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1047	return false;
1153	}	1048	}
		1049
		1050	void
		1051	rxvt_term::alias_color (int dst, int src)
		1052	{
		1053	pix_colors[dst].free (this);
		1054	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1055	}
		1056
		1057	#ifdef SMART_RESIZE
		1058	static unsigned int
		1059	get_parent_bw (Display *dpy, Window w)
		1060	{
		1061	int idummy;
		1062	unsigned int udummy;
		1063	Window wdummy, parent;
		1064	Window *children;
		1065	unsigned int nchildren, border_width;
		1066
		1067	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1068	XFree (children);
		1069	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1070	&udummy, &udummy, &border_width, &udummy);
		1071
		1072	return border_width;
		1073	}
		1074	#endif
1154		1075
1155	/* -------------------------------------------------------------------- *	1076	/* -------------------------------------------------------------------- *
1156	* - WINDOW RESIZING - *	1077	* - WINDOW RESIZING - *
1157	* -------------------------------------------------------------------- */	1078	* -------------------------------------------------------------------- */
1158	void	1079	void
1159	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1080	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1160	{	1081	{
1161	int fix_screen;	1082	int fix_screen;
1162	int old_width = szHint.width, old_height = szHint.height;	1083	int old_width = szHint.width;
1163	dDisp;	1084	int old_height = szHint.height;
1164		1085
1165	window_calc (newwidth, newheight);	1086	window_calc (newwidth, newheight);
		1087
		1088	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1089
		1090	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1091	if (set_hint)
		1092	{
		1093	szHint.flags &= ~(PBaseSize | PResizeInc);
1166	XSetWMNormalHints (disp, parent[0], &szHint);	1094	XSetWMNormalHints (dpy, parent, &szHint);
		1095	szHint.flags |= PBaseSize | PResizeInc;
		1096	}
1167		1097
1168	if (!ignoreparent)	1098	if (!ignoreparent)
1169	{	1099	{
1170	#ifdef SMART_RESIZE	1100	#ifdef SMART_RESIZE
1171	/*	1101	/*
…		…
1175	int x, y, x1, y1;	1105	int x, y, x1, y1;
1176	int dx, dy;	1106	int dx, dy;
1177	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1107	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1178	Window unused_cr;	1108	Window unused_cr;
1179		1109
1180	XTranslateCoordinates (disp, parent[0], display->root,	1110	XTranslateCoordinates (dpy, parent, display->root,
1181	0, 0, &x, &y, &unused_cr);	1111	0, 0, &x, &y, &unused_cr);
1182	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1112	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1183	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1113	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1184	/*	1114	/*
1185	* if display->root isn't the parent window, a WM will probably have offset	1115	* if display->root isn't the parent window, a WM will probably have offset
1186	* our position for handles and decorations. Counter it	1116	* our position for handles and decorations. Counter it
1187	*/	1117	*/
1188	if (x1 != x || y1 != y)	1118	if (x1 != x || y1 != y)
1189	{	1119	{
1190	x -= x1;	1120	unsigned int border_width = get_parent_bw (dpy, parent);
1191	y -= y1;	1121
		1122	x -= x1 + border_width;
		1123	y -= y1 + border_width;
1192	}	1124	}
1193		1125
1194	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1126	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1195	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1127	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1196	dx = old_width - szHint.width;	1128	dx = old_width - szHint.width;
1197	dy = old_height - szHint.height;	1129	dy = old_height - szHint.height;
1198		1130
1199	/* Check position of the center of the window */	1131	/* Check position of the center of the window */
1200	if (x < x1) /* left half */	1132	if (x < x1) /* left half */
1201	dx = 0;	1133	dx = 0;
…		…
1204	if (y < y1) /* top half */	1136	if (y < y1) /* top half */
1205	dy = 0;	1137	dy = 0;
1206	else if (y == y1) /* exact center */	1138	else if (y == y1) /* exact center */
1207	dy /= 2;	1139	dy /= 2;
1208		1140
1209	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1141	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1210	szHint.width, szHint.height);	1142	szHint.width, szHint.height);
1211	#else	1143	#else
1212	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1144	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1213	#endif	1145	#endif
1214	}	1146	}
		1147
		1148	if (set_hint)
		1149	XSetWMNormalHints (dpy, parent, &szHint);
1215		1150
1216	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1151	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1217		1152
1218	if (fix_screen || newwidth != old_width || newheight != old_height)	1153	if (fix_screen || newwidth != old_width || newheight != old_height)
1219	{	1154	{
1220	if (scrollBar.state)	1155	if (scrollBar.state)
1221	{	1156	scrollBar.resize ();
1222	XMoveResizeWindow (disp, scrollBar.win,
1223	window_sb_x, 0,
1224	scrollbar_TotalWidth (), szHint.height);
1225	resize_scrollbar ();
1226	}
1227		1157
1228	XMoveResizeWindow (disp, vt,	1158	XMoveResizeWindow (dpy, vt,
1229	window_vt_x, window_vt_y,	1159	window_vt_x, window_vt_y,
1230	width, height);	1160	vt_width, vt_height);
1231		1161
1232	scr_clear ();	1162	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1233	#ifdef XPM_BACKGROUND	1163
1234	resize_pixmap ();	1164	#ifdef HAVE_BG_PIXMAP
		1165	if (bg_window_size_sensitive ())
		1166	update_background ();
1235	#endif	1167	#endif
1236	}	1168	}
1237		1169
1238	if (fix_screen || old_height == 0)	1170	if (fix_screen || old_height == 0)
1239	{
1240	int curr_screen = -1;
1241	int old_ncol = prev_ncol;
1242
1243	/* scr_reset only works on the primary screen */
1244	if (old_height) /* this is not the first time through */
1245	{
1246	unsigned int ocol = ncol;
1247	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1248	curr_screen = scr_change_screen (PRIMARY);
1249	ncol = ocol;
1250	}
1251
1252	scr_reset ();	1171	scr_reset ();
1253		1172
1254	if (curr_screen >= 0) /* this is not the first time through */
1255	{
1256	scr_change_screen (curr_screen);
1257	selection_check (old_ncol != ncol ? 4 : 0);
1258	}
1259	}
1260
1261	old_width = szHint.width;
1262	old_height = szHint.height;
1263
1264	#ifdef XPM_BACKGROUND
1265	if (pixmap)
1266	scr_touch (false);
1267	#endif
1268
1269	#ifdef USE_XIM	1173	#if USE_XIM
1270	IMSetStatusPosition ();	1174	im_set_position ();
1271	#endif	1175	#endif
1272	}	1176	}
1273		1177
1274	/*	1178	/*
1275	* Set the width/height of the vt window in characters. Units are pixels.	1179	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1280	{	1184	{
1281	XWindowAttributes wattr;	1185	XWindowAttributes wattr;
1282		1186
1283	if (newwidth == 0 || newheight == 0)	1187	if (newwidth == 0 || newheight == 0)
1284	{	1188	{
1285	XGetWindowAttributes (display->display, display->root, &wattr);	1189	XGetWindowAttributes (dpy, display->root, &wattr);
1286		1190
1287	if (newwidth == 0)	1191	if (newwidth == 0)
1288	newwidth = wattr.width - szHint.base_width;	1192	newwidth = wattr.width - szHint.base_width;
1289	if (newheight == 0)	1193	if (newheight == 0)
1290	newheight = wattr.height - szHint.base_height;	1194	newheight = wattr.height - szHint.base_height;
1291	}	1195	}
1292		1196
1293	if (newwidth != width || newheight != height)	1197	if (newwidth != vt_width || newheight != vt_height)
1294	{	1198	{
1295	newwidth += szHint.base_width;	1199	newwidth += szHint.base_width;
1296	newheight += szHint.base_height;	1200	newheight += szHint.base_height;
1297	resize_all_windows (newwidth, newheight, 0);	1201	resize_all_windows (newwidth, newheight, 0);
1298	}	1202	}
1299	}	1203	}
1300		1204
1301	/* -------------------------------------------------------------------- *	1205	/* -------------------------------------------------------------------- *
1302	* - X INPUT METHOD ROUTINES - *	1206	* - X INPUT METHOD ROUTINES - *
1303	* -------------------------------------------------------------------- */	1207	* -------------------------------------------------------------------- */
1304	#ifdef USE_XIM	1208	#if USE_XIM
1305		1209
1306	void	1210	void
1307	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1211	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1308	{	1212	{
1309	fg = pix_colors[Color_fg];	1213	fg = pix_colors [Color_fg];
1310	bg = pix_colors[Color_bg];	1214	bg = pix_colors [Color_bg];
1311	}	1215	}
1312		1216
1313	void	1217	void
1314	rxvt_term::im_set_size (XRectangle &size)	1218	rxvt_term::im_set_size (XRectangle &size)
1315	{	1219	{
…		…
1336	status_rect.height = fheight;	1240	status_rect.height = fheight;
1337	}	1241	}
1338		1242
1339	/* Checking whether input method is running. */	1243	/* Checking whether input method is running. */
1340	bool	1244	bool
1341	rxvt_term::IMisRunning ()	1245	rxvt_term::im_is_running ()
1342	{	1246	{
1343	char *p;
1344	Atom atom;	1247	Atom atom;
1345	Window win;	1248	Window win;
1346	char server[IMBUFSIZ];	1249	char server[IMBUFSIZ];
1347		1250
1348	/* get current locale modifier */	1251	/* get current locale modifier */
1349	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1252	if (char *p = XSetLocaleModifiers (0))
1350	{	1253	{
1351	strcpy (server, "@server=");	1254	strcpy (server, "@server=");
1352	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1255	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1353		1256
1354	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1257	if (p = strchr (server + 1, '@')) /* first one only */
1355	*p = '\0';	1258	*p = '\0';
1356		1259
1357	atom = XInternAtom (display->display, server, False);	1260	atom = XInternAtom (dpy, server, False);
1358	win = XGetSelectionOwner (display->display, atom);	1261	win = XGetSelectionOwner (dpy, atom);
1359		1262
1360	if (win != None)	1263	if (win != None)
1361	return True;	1264	return true;
1362	}	1265	}
1363		1266
1364	return False;	1267	return false;
1365	}	1268	}
1366		1269
1367	void	1270	void
1368	rxvt_term::IMSendSpot ()	1271	rxvt_term::im_send_spot ()
1369	{	1272	{
1370	XPoint nspot;	1273	XPoint nspot;
1371	XVaNestedList preedit_attr;	1274	XVaNestedList preedit_attr;
1372		1275
1373	if (!Input_Context	1276	if (!Input_Context
1374	|| !focus	1277	|| !focus
1375	|| !(input_style & XIMPreeditPosition))	1278	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1376	return;	1279	return;
1377		1280
1378	im_set_position (nspot);	1281	im_set_position (nspot);
1379		1282
1380	if (nspot.x == spot.x && nspot.y == spot.y)	1283	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1399	input_method = 0;	1302	input_method = 0;
1400	}	1303	}
1401		1304
1402	Input_Context = 0;	1305	Input_Context = 0;
1403	}	1306	}
		1307
		1308	#ifdef ENABLE_XIM_ONTHESPOT
		1309
		1310	static void
		1311	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1312	{
		1313	((rxvt_term *)client_data)->make_current ();
		1314	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1315	}
		1316
		1317	static void
		1318	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1319	{
		1320	((rxvt_term *)client_data)->make_current ();
		1321	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1322	}
		1323
		1324	static void
		1325	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1326	{
		1327	rxvt_term *term = (rxvt_term *)client_data;
		1328	XIMText *text = call_data->text;
		1329
		1330	term->make_current ();
		1331
		1332	if (text)
		1333	{
		1334	wchar_t *str;
		1335
		1336	if (!text->encoding_is_wchar && text->string.multi_byte)
		1337	{
		1338	// of course, X makes it ugly again
		1339	if (term->rs[Rs_imLocale])
		1340	SET_LOCALE (term->rs[Rs_imLocale]);
		1341
		1342	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1343	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1344
		1345	if (term->rs[Rs_imLocale])
		1346	SET_LOCALE (term->locale);
		1347	}
		1348	else
		1349	str = text->string.wide_char;
		1350
		1351	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1352	DT_INT, call_data->caret,
		1353	DT_INT, call_data->chg_first,
		1354	DT_INT, call_data->chg_length,
		1355	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1356	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1357	DT_END));
		1358	}
		1359	else
		1360	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1361	DT_INT, call_data->caret,
		1362	DT_INT, call_data->chg_first,
		1363	DT_INT, call_data->chg_length,
		1364	DT_END));
		1365	}
		1366
		1367	#if 0
		1368	static void
		1369	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1370	{
		1371	((rxvt_term *)client_data)->make_current ();
		1372	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1373	DT_INT, call_data->position,
		1374	DT_INT, call_data->direction,
		1375	DT_INT, call_data->style,
		1376	DT_END));
		1377	}
		1378	#endif
		1379
		1380	#endif
1404		1381
1405	/*	1382	/*
1406	* Try to open a XIM with the current modifiers, then see if we can	1383	* Try to open a XIM with the current modifiers, then see if we can
1407	* open a suitable preedit type	1384	* open a suitable preedit type
1408	*/	1385	*/
1409	bool	1386	bool
1410	rxvt_term::IM_get_IC (const char *modifiers)	1387	rxvt_term::im_get_ic (const char *modifiers)
1411	{	1388	{
1412	int i, j, found;	1389	int i, j, found;
1413	XIM xim;	1390	XIM xim;
1414	XPoint spot;	1391	XPoint spot;
1415	XRectangle rect, status_rect, needed_rect;	1392	XRectangle rect, status_rect, needed_rect;
1416	unsigned long fg, bg;	1393	unsigned long fg, bg;
1417	const char *p;	1394	const char *p;
1418	char **s;	1395	char **s;
1419	XIMStyles *xim_styles;	1396	XIMStyles *xim_styles;
1420		1397
1421	set_environ (envv);	1398	set_environ (env);
1422		1399
1423	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1400	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1424	return false;	1401	return false;
1425		1402
1426	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1427	input_method = display->get_xim (locale, modifiers);	1403	input_method = display->get_xim (locale, modifiers);
1428	if (input_method == NULL)	1404	if (input_method == NULL)
1429	return false;	1405	return false;
1430		1406
1431	xim = input_method->xim;	1407	xim = input_method->xim;
…		…
1446	p = pet[pi];	1422	p = pet[pi];
1447		1423
1448	if (!p)	1424	if (!p)
1449	continue;	1425	continue;
1450		1426
1451	s = rxvt_splitcommastring (p);	1427	s = rxvt_strsplit (',', p);
1452		1428
1453	for (i = found = 0; !found && s[i]; i++)	1429	for (i = found = 0; !found && s[i]; i++)
1454	{	1430	{
1455	if (!strcmp (s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1456	input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = XIMPreeditPosition | XIMStatusNothing;
1457	else if (!strcmp (s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1458	input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = XIMPreeditArea | XIMStatusArea;
1459	else if (!strcmp (s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1460	input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = XIMPreeditNothing | XIMStatusNothing;
1461	else if (!strcmp (s[i], "None"))	1437	else if (!strcmp (s[i], "None"))
1462	input_style = (XIMPreeditNone | XIMStatusNone);	1438	input_style = XIMPreeditNone | XIMStatusNone;
		1439	#ifdef ENABLE_XIM_ONTHESPOT
		1440	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1441	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1442	#endif
		1443	else
		1444	input_style = XIMPreeditNothing | XIMStatusNothing;
1463		1445
1464	for (j = 0; j < xim_styles->count_styles; j++)	1446	for (j = 0; j < xim_styles->count_styles; j++)
1465	if (input_style == xim_styles->supported_styles[j])	1447	if (input_style == xim_styles->supported_styles[j])
1466	{	1448	{
1467	rxvt_freecommastring (s);	1449	rxvt_free_strsplit (s);
1468		1450
1469	found = 1;	1451	found = 1;
1470	goto foundpet;	1452	goto foundpet;
1471	}	1453	}
1472		1454
1473	}	1455	}
1474		1456
1475	rxvt_freecommastring (s);	1457	rxvt_free_strsplit (s);
1476	}	1458	}
1477		1459
1478	foundpet:	1460	foundpet:
1479		1461
1480	XFree (xim_styles);	1462	XFree (xim_styles);
…		…
1505	"*",	1487	"*",
1506	fheight,	1488	fheight,
1507	fheight + 1, fheight - 1,	1489	fheight + 1, fheight - 1,
1508	fheight - 2, fheight + 2);	1490	fheight - 2, fheight + 2);
1509		1491
1510	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1492	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1511	&missing_charset_list, &missing_charset_count, &def_string);	1493	&missing_charset_list, &missing_charset_count, &def_string);
1512		1494
1513	if (missing_charset_list)	1495	if (missing_charset_list)
1514	XFreeStringList (missing_charset_list);	1496	XFreeStringList (missing_charset_list);
1515		1497
…		…
1556	XNBackground, bg,	1538	XNBackground, bg,
1557	XNArea, &status_rect,	1539	XNArea, &status_rect,
1558	XNFontSet, fs,	1540	XNFontSet, fs,
1559	NULL);	1541	NULL);
1560	}	1542	}
		1543	#if ENABLE_XIM_ONTHESPOT
		1544	else if (input_style & XIMPreeditCallbacks)
		1545	{
		1546	XIMCallback xcb[4];
		1547
		1548	im_set_position (spot);
		1549
		1550	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1551	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1552	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1553	# if 0
		1554	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1555	# endif
		1556
		1557	preedit_attr = XVaCreateNestedList (0,
		1558	XNSpotLocation, &spot,
		1559	XNPreeditStartCallback, &xcb[0],
		1560	XNPreeditDoneCallback , &xcb[1],
		1561	XNPreeditDrawCallback , &xcb[2],
		1562	# if 0
		1563	XNPreeditCaretCallback, &xcb[3],
		1564	# endif
		1565	NULL);
		1566	}
		1567	#endif
1561		1568
1562	Input_Context = XCreateIC (xim,	1569	Input_Context = XCreateIC (xim,
1563	XNInputStyle, input_style,	1570	XNInputStyle, input_style,
1564	XNClientWindow, vt,	1571	XNClientWindow, vt,
1565	XNFocusWindow, parent[0],	1572	XNFocusWindow, parent,
1566	preedit_attr ? XNPreeditAttributes : NULL,	1573	preedit_attr ? XNPreeditAttributes : NULL,
1567	preedit_attr,	1574	preedit_attr,
1568	status_attr ? XNStatusAttributes : NULL,	1575	status_attr ? XNStatusAttributes : NULL,
1569	status_attr, NULL);	1576	status_attr, NULL);
1570		1577
1571	if (preedit_attr) XFree (preedit_attr);	1578	if (preedit_attr) XFree (preedit_attr);
1572	if (status_attr) XFree (status_attr);	1579	if (status_attr) XFree (status_attr);
1573	if (fs) XFreeFontSet (display->display, fs);	1580	if (fs) XFreeFontSet (dpy, fs);
1574		1581
1575	if (Input_Context == NULL)	1582	if (Input_Context == NULL)
1576	{	1583	{
1577	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1584	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1578	im_destroy ();	1585	im_destroy ();
1579	return false;	1586	return false;
1580	}	1587	}
1581		1588
1582	if (input_style & XIMPreeditArea)	1589	#if 0
1583	IMSetStatusPosition ();	1590	// unfortunately, only the focus window is used by XIM, hard to fix
		1591	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1592	vt_select_input ();
		1593	#endif
1584		1594
1585	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1595	im_set_position ();
		1596
1586	return true;	1597	return true;
1587	}	1598	}
1588		1599
1589	void	1600	void
1590	rxvt_term::im_cb ()	1601	rxvt_term::im_cb ()
…		…
1596		1607
1597	make_current ();	1608	make_current ();
1598		1609
1599	im_destroy ();	1610	im_destroy ();
1600		1611
1601	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1602	if (Input_Context)	1612	if (Input_Context)
1603	return;	1613	return;
1604		1614
1605	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1606	if (rs[Rs_imLocale])	1615	if (rs[Rs_imLocale])
1607	SET_LOCALE (rs[Rs_imLocale]);	1616	SET_LOCALE (rs[Rs_imLocale]);
1608	#endif
1609		1617
1610	p = rs[Rs_inputMethod];	1618	p = rs[Rs_inputMethod];
1611	if (p && *p)	1619	if (p && *p)
1612	{	1620	{
1613	bool found = false;	1621	bool found = false;
1614		1622
1615	s = rxvt_splitcommastring (p);	1623	s = rxvt_strsplit (',', p);
1616		1624
1617	for (i = 0; s[i]; i++)	1625	for (i = 0; s[i]; i++)
1618	{	1626	{
1619	if (*s[i])	1627	if (*s[i])
1620	{	1628	{
1621	strcpy (buf, "@im=");	1629	strcpy (buf, "@im=");
1622	strncat (buf, s[i], IMBUFSIZ - 5);	1630	strncat (buf, s[i], IMBUFSIZ - 5);
1623	if (IM_get_IC (buf))	1631	if (im_get_ic (buf))
1624	{	1632	{
1625	found = true;	1633	found = true;
1626	break;	1634	break;
1627	}	1635	}
1628	}	1636	}
1629	}	1637	}
1630		1638
1631	rxvt_freecommastring (s);	1639	rxvt_free_strsplit (s);
1632		1640
1633	if (found)	1641	if (found)
1634	goto done;	1642	goto done;
1635	}	1643	}
1636		1644
1637	/* try with XMODIFIERS env. var. */	1645	/* try with XMODIFIERS env. var. */
1638	if (IM_get_IC (""))	1646	if (im_get_ic (""))
1639	goto done;	1647	goto done;
1640		1648
1641	/* try with no modifiers base IF the user didn't specify an IM */	1649	/* try with no modifiers base IF the user didn't specify an IM */
1642	if (IM_get_IC ("@im=none"))	1650	if (im_get_ic ("@im=none"))
1643	goto done;	1651	goto done;
1644		1652
1645	done:	1653	done:
1646	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1647	if (rs[Rs_imLocale])	1654	if (rs[Rs_imLocale])
1648	SET_LOCALE (locale);	1655	SET_LOCALE (locale);
1649	#endif
1650	}	1656	}
1651		1657
1652	void	1658	void
1653	rxvt_term::IMSetStatusPosition ()	1659	rxvt_term::im_set_position ()
1654	{	1660	{
1655	XRectangle preedit_rect, status_rect, *needed_rect;	1661	XRectangle preedit_rect, status_rect, *needed_rect;
1656	XVaNestedList preedit_attr, status_attr;	1662	XVaNestedList preedit_attr, status_attr;
1657		1663
1658	if (!Input_Context	1664	if (!Input_Context
1659	|| !focus	1665	|| !focus
1660	|| !(input_style & XIMPreeditArea)	1666	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1661	|| !IMisRunning ())	1667	|| !im_is_running ())
1662	return;	1668	return;
1663		1669
		1670	if (input_style & XIMPreeditPosition)
		1671	{
		1672	im_set_size (preedit_rect);
		1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1674
		1675	XSetICValues (Input_Context,
		1676	XNPreeditAttributes, preedit_attr, NULL);
		1677	}
		1678	else
		1679	{
1664	/* Getting the necessary width of preedit area */	1680	/* Getting the necessary width of preedit area */
1665	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1681	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1666	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1682	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1667	XFree (status_attr);	1683	XFree (status_attr);
1668		1684
1669	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1685	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1670	XFree (needed_rect);	1686	XFree (needed_rect);
1671		1687
1672	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1688	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1673	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1689	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1674		1690
1675	XSetICValues (Input_Context,	1691	XSetICValues (Input_Context,
1676	XNPreeditAttributes, preedit_attr,	1692	XNPreeditAttributes, preedit_attr,
1677	XNStatusAttributes, status_attr, NULL);	1693	XNStatusAttributes, status_attr,
		1694	NULL);
1678		1695
		1696	XFree (status_attr);
		1697	}
		1698
1679	XFree (preedit_attr);	1699	XFree (preedit_attr);
1680	XFree (status_attr);
1681	}	1700	}
1682	#endif /* USE_XIM */	1701	#endif /* USE_XIM */
1683		1702
1684	/*----------------------------------------------------------------------*/	1703	void
1685	rxvt_t rxvt_current_term;	1704	rxvt_term::get_window_origin (int &x, int &y)
		1705	{
		1706	Window cr;
		1707	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1708	}
		1709
		1710	#ifdef HAVE_BG_PIXMAP
		1711
		1712	void
		1713	rxvt_term::update_background ()
		1714	{
		1715	if (update_background_ev.is_active ())
		1716	return;
		1717
		1718	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1719
		1720	if (to_wait <= 0.)
		1721	bg_render ();
		1722	else
		1723	update_background_ev.start (to_wait);
		1724	}
		1725
		1726	void
		1727	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1728	{
		1729	make_current ();
		1730
		1731	update_background_ev.stop ();
		1732	bg_render ();
		1733	refresh_check ();
		1734	}
		1735
		1736	#endif /* HAVE_BG_PIXMAP */
1686		1737
1687	/*----------------------- end-of-file (C source) -----------------------*/	1738	/*----------------------- end-of-file (C source) -----------------------*/

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