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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.161 by root, Wed Jan 4 20:43:38 2006 UTC vs.
Revision 1.403 by root, Thu Jun 17 00:49:20 2021 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) 2003-2004 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
		48	#ifdef HAVE_XSETLOCALE
		49	# define X_LOCALE
		50	# include <X11/Xlocale.h>
		51	#else
		52	# include <locale.h>
		53	#endif
		54
		55	struct termios rxvt_term::def_tio;
51	vector<rxvt_term *> rxvt_term::termlist;	56	vector<rxvt_term *> rxvt_term::termlist;
52		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
53	static char curlocale[128], savelocale[128];	61	static char curlocale[128], savelocale[128];
54		62
55	bool	63	bool
56	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) noexcept
57	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
58	if (!locale || !strncmp (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
59	return false;	72	return false;
60		73
61	strncpy (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
62	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
63	return true;	76	return true;
64	}	77	}
65		78
66	bool	79	void
67	rxvt_push_locale (const char *locale)	80	rxvt_push_locale (const char *locale) noexcept
68	{	81	{
69	strcpy (savelocale, curlocale);	82	strcpy (savelocale, curlocale);
70	rxvt_set_locale (locale);	83	rxvt_set_locale (locale);
71	}	84	}
72		85
73	void	86	void
74	rxvt_pop_locale ()	87	rxvt_pop_locale () noexcept
75	{	88	{
76	rxvt_set_locale (savelocale);	89	rxvt_set_locale (savelocale);
77	}	90	}
78		91
79	#if ENABLE_COMBINING	92	#if ENABLE_COMBINING
80	class rxvt_composite_vec rxvt_composite;	93	class rxvt_composite_vec rxvt_composite;
81		94
82	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)
83	{	96	{
84	compose_char *cc;	97	compose_char *cc;
85		98
86	// break compose chains, as stupid readline really likes to duplicate	99	// break compose chains, as stupid readline really likes to duplicate
87	// composing characters for some reason near the end of a line.	100	// composing characters for some reason, near the end of a line.
88	cc = (*this)[c1];	101	cc = (*this)[c1];
89	while (cc)	102	while (cc)
90	{	103	{
91	if (cc->c2 == c2) return c1;	104	if (cc->c2 == c2) return c1;
92	cc = (*this)[cc->c1];	105	cc = (*this)[cc->c1];
93	}	106	}
94		107
95	// check to see wether this combination already exists otherwise	108	// check to see whether this combination already exists otherwise
96	for (cc = v.end (); cc-- > v.begin (); )	109	for (cc = v.begin (); cc < v.end (); cc++)
97	{
98	if (cc->c1 == c1 && cc->c2 == c2)	110	if (cc->c1 == c1 && cc->c2 == c2)
99	return COMPOSE_LO + (cc - v.begin ());	111	return COMPOSE_LO + (cc - v.begin ());
100	}
101		112
102	// allocate a new combination	113	// allocate a new combination
103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
104	{	115	{
105	static int seen;	116	static int seen;
106		117
107	if (!seen++)	118	if (!seen++)
108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	119	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
109		120
110	return REPLACEMENT_CHAR;	121	return REPLACEMENT_CHAR;
111	}	122	}
112		123
113	v.push_back (compose_char (c1, c2));	124	v.push_back (compose_char (c1, c2));
114		125
115	return v.size () - 1 + COMPOSE_LO;	126	return v.size () - 1 + COMPOSE_LO;
116	}	127	}
117		128
		129	template<typename T>
118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)	130	int rxvt_composite_vec::expand (unicode_t c, T *r)
119	{	131	{
120	compose_char *cc = (*this)[c];	132	compose_char *cc = (*this)[c];
121		133
122	if (!cc)	134	if (!cc)
123	{	135	{
…		…
134	len++;	146	len++;
135	if (r) *r++ = cc->c2;	147	if (r) *r++ = cc->c2;
136	}	148	}
137		149
138	return len;	150	return len;
139
140	}	151	}
		152
		153	template int rxvt_composite_vec::expand<text_t> (unicode_t c, text_t *);
		154	template int rxvt_composite_vec::expand<wchar_t> (unicode_t c, wchar_t *);
141	#endif	155	#endif
142		156
143	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
144	:	158	{
145	#if TRANSPARENT
146	rootwin_ev (this, &rxvt_term::rootwin_cb),
147	#endif
148	#ifdef HAVE_SCROLLBARS
149	scrollbar_ev (this, &rxvt_term::x_cb),
150	#endif
151	#ifdef MENUBAR
152	menubar_ev (this, &rxvt_term::x_cb),
153	#endif
154	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
155	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);
156	#endif	161	#endif
157	#ifdef TEXT_BLINK	162	#ifdef TEXT_BLINK
158	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);
159	#endif	164	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	167	#endif
163	#ifdef SELECTION_SCROLLING	168	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	170	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	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 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),
168	#endif	180	#endif
169	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	183	#endif
172	#ifdef USE_XIM	184	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	186	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	check_ev (this, &rxvt_term::check_cb),	189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	flush_ev (this, &rxvt_term::flush_cb),	190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	destroy_ev (this, &rxvt_term::destroy_cb),	191	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	pty_ev (this, &rxvt_term::pty_cb),	192	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	incr_ev (this, &rxvt_term::incr_cb)	193
182	{
183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	194	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
184		195
185	termlist.push_back (this);	196	termlist.push_back (this);
186		197
187	#ifdef KEYSYM_RESOURCE	198	#ifdef KEYSYM_RESOURCE
188	keyboard = new keyboard_manager;	199	keyboard = new keyboard_manager;
189
190	if (!keyboard)
191	rxvt_fatal ("out of memory, aborting.\n");
192	#endif	200	#endif
193	}	201	}
194		202
195	// 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.
196	// for use before an emergency exit	204	// for use before an emergency exit
		205	void
197	void rxvt_term::emergency_cleanup ()	206	rxvt_term::emergency_cleanup ()
198	{	207	{
199	if (cmd_pid)	208	if (cmd_pid)
200	kill (-cmd_pid, SIGHUP);	209	kill (-cmd_pid, SIGHUP);
201		210
202	#ifdef UTMP_SUPPORT	211	pty_ev.stop ();
203	privileged_utmp (RESTORE);	212	delete pty; pty = 0;
204	#endif
205
206	pty.put ();
207	}	213	}
208		214
209	rxvt_term::~rxvt_term ()	215	rxvt_term::~rxvt_term ()
210	{	216	{
211	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
212
213	termlist.erase (find (termlist.begin (), termlist.end(), this));	217	termlist.erase (find (termlist.begin (), termlist.end(), this));
214		218
215	emergency_cleanup ();	219	emergency_cleanup ();
216		220
217	#if ENABLE_STYLES	221	#if ENABLE_STYLES
…		…
219	if (fontset[i] != fontset[0])	223	if (fontset[i] != fontset[0])
220	delete fontset[i];	224	delete fontset[i];
221	#endif	225	#endif
222	delete fontset[0];	226	delete fontset[0];
223		227
		228	#if HAVE_IMG
		229	delete bg_img;
		230	#endif
		231
224	if (display)	232	if (display)
225	{	233	{
226	dDisp;
227
228	selection_clear ();	234	selection_clear ();
		235	selection_clear (true);
229		236
230	#ifdef USE_XIM	237	#if USE_XIM
231	im_destroy ();	238	im_destroy ();
232	#endif	239	#endif
233	#ifdef MENUBAR	240	scrollBar.destroy ();
234	if (menubarGC) XFreeGC (disp, menubarGC);	241
235	#endif	242	if (gc)
236	#ifdef XTERM_SCROLLBAR
237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
238	if (ShadowGC) XFreeGC (disp, ShadowGC);
239	#endif
240	#ifdef PLAIN_SCROLLBAR
241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
242	#endif
243	#ifdef NEXT_SCROLLBAR
244	if (blackGC) XFreeGC (disp, blackGC);
245	if (whiteGC) XFreeGC (disp, whiteGC);
246	if (grayGC) XFreeGC (disp, grayGC);
247	if (darkGC) XFreeGC (disp, darkGC);
248	if (stippleGC) XFreeGC (disp, stippleGC);
249	if (dimple) XFreePixmap (disp, dimple);
250	if (upArrow) XFreePixmap (disp, upArrow);
251	if (downArrow) XFreePixmap (disp, downArrow);
252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
254	#endif
255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
256	if (topShadowGC) XFreeGC (disp, topShadowGC);
257	if (botShadowGC) XFreeGC (disp, botShadowGC);
258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
259	#endif
260	if (gc) XFreeGC (disp, gc);	243	XFreeGC (dpy, gc);
261		244
262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
263	delete menuBar.drawable;
264	//if (menuBar.win)
265	// XDestroyWindow (disp, menuBar.win);
266	#endif
267	delete drawable;	245	delete drawable;
		246
268	// destroy all windows	247	// destroy all windows
269	if (parent[0])	248	if (parent)
270	XDestroyWindow (disp, parent[0]);	249	XDestroyWindow (dpy, parent);
271	}
272		250
273	// TODO: free pixcolours, colours should become part of rxvt_display	251	for (int i = 0; i < TOTAL_COLORS; i++)
274		252	if (ISSET_PIXCOLOR (i))
275	delete pix_colors_focused;	253	{
		254	pix_colors_focused [i].free (this);
276	#if OFF_FOCUS_FADING	255	#if OFF_FOCUS_FADING
277	delete pix_colors_unfocused;	256	if (rs[Rs_fade])
		257	pix_colors_unfocused [i].free (this);
278	#endif	258	#endif
		259	}
279		260
		261	clear ();
		262
		263	display->flush (); /* ideally .put should do this */
280	displays.put (display);	264	displays.put (display);
		265	}
281		266
282	scr_release ();	267	scr_release ();
283		268
284	/* clear all resources */	269	/* clear all resources */
285	for (int i = 0; i < allocated.size (); i++)	270	for (int i = 0; i < allocated.size (); i++)
286	free (allocated [i]);	271	free (allocated [i]);
287		272
288	free (selection.text);	273	free (selection.text);
289	// TODO: manage env vars in child only(!)	274	free (selection.clip_text);
290	free (env_windowid);
291	free (env_display);
292	free (env_term);
293	free (env_colorfgbg);
294	free (locale);	275	free (locale);
295	free (v_buffer);	276	free (v_buffer);
296	free (incr_buf);	277
		278	delete selection_req;
		279
		280	if (env && memcmp (env, envv->begin (), envv->size () * sizeof (char *)))
		281	rxvt_warn ("env has been modified, probably as a result of a lib calling setenv.\n");
		282
		283	delete [] env;
297		284
298	delete envv;	285	delete envv;
299	delete argv;	286	delete argv;
300		287
301	#ifdef KEYSYM_RESOURCE	288	#ifdef KEYSYM_RESOURCE
302	delete keyboard;	289	delete keyboard;
303	#endif	290	#endif
304	}	291	#ifndef NO_RESOURCES
		292	XrmDestroyDatabase (option_db);
		293	#endif
305		294
		295	SET_R ((rxvt_term *)0);
		296	}
		297
		298	// child has exited, usually destroys
306	void	299	void
307	rxvt_term::child_exit ()	300	rxvt_term::child_cb (ev::child &w, int status)
308	{	301	{
		302	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		303
309	cmd_pid = 0;	304	cmd_pid = 0;
310		305
311	if (!OPTION (Opt_hold))	306	if (!option (Opt_hold))
312	destroy ();	307	destroy ();
313	}	308	}
314		309
315	void	310	void
316	rxvt_term::destroy ()	311	rxvt_term::destroy ()
317	{	312	{
318	if (destroy_ev.active)	313	if (destroy_ev.is_active ())
319	return;	314	return;
		315
		316	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
320		317
321	#if ENABLE_OVERLAY	318	#if ENABLE_OVERLAY
322	scr_overlay_off ();	319	scr_overlay_off ();
323	#endif	320	#endif
324		321
325	if (display)	322	if (display)
326	{	323	{
327	#if USE_XIM	324	#if USE_XIM
328	im_ev.stop (display);	325	im_ev.stop (display);
329	#endif	326	#endif
330	#if HAVE_SCROLLBARS
331	scrollbar_ev.stop (display);	327	scrollbar_ev.stop (display);
332	#endif	328	#if ENABLE_PERL
333	#if MENUBAR
334	menubar_ev.stop (display);
335	#endif
336	#if TRANSPARENT
337	rootwin_ev.stop (display);	329	rootwin_ev.stop (display);
338	#endif	330	#endif
339	incr_ev.stop ();
340	termwin_ev.stop (display);	331	termwin_ev.stop (display);
341	vt_ev.stop (display);	332	vt_ev.stop (display);
342	}	333	}
343		334
344	check_ev.stop ();	335	flush_ev.stop ();
345	pty_ev.stop ();	336	pty_ev.stop ();
346	#ifdef CURSOR_BLINK	337	#ifdef CURSOR_BLINK
347	cursor_blink_ev.stop ();	338	cursor_blink_ev.stop ();
348	#endif	339	#endif
349	#ifdef TEXT_BLINK	340	#ifdef TEXT_BLINK
…		…
357	#endif	348	#endif
358	#ifdef POINTER_BLANK	349	#ifdef POINTER_BLANK
359	pointer_ev.stop ();	350	pointer_ev.stop ();
360	#endif	351	#endif
361		352
362	destroy_ev.start (0);	353	destroy_ev.start ();
363	}	354	}
364		355
365	void	356	void
366	rxvt_term::destroy_cb (time_watcher &w)	357	rxvt_term::destroy_cb (ev::idle &w, int revents)
367	{	358	{
368	SET_R (this);	359	make_current ();
369		360
370	delete this;	361	delete this;
		362	}
		363
		364	void
		365	rxvt_term::set_option (uint8_t opt, bool set) noexcept
		366	{
		367	if (!opt)
		368	return;
		369
		370	uint8_t mask = 1 << (opt & 7);
		371	uint8_t &val = options [opt >> 3];
		372
		373	val = val & ~mask | (set ? mask : 0);
371	}	374	}
372		375
373	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
374	/*	377	/*
375	* Exit gracefully, clearing the utmp entry and restoring tty attributes	378	* 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	*/	379	*/
378	static XErrorHandler old_xerror_handler;	380	static XErrorHandler old_xerror_handler;
379		381
380	static void	382	static void
381	rxvt_emergency_cleanup ()	383	rxvt_emergency_cleanup ()
382	{	384	{
383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	385	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384	(*t)->emergency_cleanup ();	386	(*t)->emergency_cleanup ();
385	}	387	}
386		388
387	#if ENABLE_FRILLS	389	#if !ENABLE_MINIMAL
388	static void	390	static void ecb_cold
389	print_x_error (Display *dpy, XErrorEvent *event)	391	print_x_error (Display *dpy, XErrorEvent *event)
390	{	392	{
391	char buffer[BUFSIZ];	393	char buffer[BUFSIZ];
392	char mesg[BUFSIZ];	394	char mesg[BUFSIZ];
393	char number[32];	395	char number[32];
394	char *mtype = "XlibMessage";	396
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");	397	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		398
		399	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		400	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		401
		402	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		403	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
398	rxvt_warn ("%s: %s\n", mesg, buffer);	404	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		405
399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	406	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	407	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		408
		409	if (event->request_code >= 128)
		410	{
		411	#if 0
		412	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		413	int nexts;
		414	char **exts = XListExtensions (dpy, &nexts);
		415
		416	while (nexts)
		417	{
		418	char *extname = exts [nexts - 1];
		419	int major, first_event, first_error;
		420
		421	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		422	{
		423	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		424	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		425
		426	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		427	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		428	rxvt_warn ("+ (which is %s)\n", buffer);
		429
		430	break;
		431	}
		432
		433	printf ("nextss %d %s\n", nexts, extname);//D
		434	--nexts;
		435	++exts;
		436	}
		437	#else
		438	int nexts = 0;
		439	char **exts = 0;
		440	#endif
		441
		442	if (!nexts)
		443	{
		444	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		445
		446	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		447	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		448
		449	#if 0
		450	sprintf (number, "RENDER.%d", event->minor_code);
		451	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		452	rxvt_warn ("+ (which is %s)\n", buffer);
		453	#endif
		454	}
		455
		456	XFreeExtensionList (exts);
		457	}
		458	else
		459	{
401	sprintf(number, "%d", event->request_code);	460	sprintf (number, "%d", event->request_code);
402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	461	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
403	rxvt_warn ("(which is %s)\n", buffer);	462	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	}	463	}
		464
409	if ((event->error_code == BadWindow) ||	465	if (event->error_code == BadWindow
410	(event->error_code == BadPixmap) ||	466	|| event->error_code == BadPixmap
411	(event->error_code == BadCursor) ||	467	|| event->error_code == BadCursor
412	(event->error_code == BadFont) ||	468	|| event->error_code == BadFont
413	(event->error_code == BadDrawable) ||	469	|| event->error_code == BadDrawable
414	(event->error_code == BadColor) ||	470	|| event->error_code == BadColor
415	(event->error_code == BadGC) ||	471	|| event->error_code == BadGC
416	(event->error_code == BadIDChoice) ||	472	|| event->error_code == BadIDChoice
417	(event->error_code == BadValue) ||	473	|| event->error_code == BadValue
418	(event->error_code == BadAtom)) {	474	|| event->error_code == BadAtom)
		475	{
419	if (event->error_code == BadValue)	476	if (event->error_code == BadValue)
420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	477	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
421	mesg, BUFSIZ);
422	else if (event->error_code == BadAtom)	478	else if (event->error_code == BadAtom)
423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	479	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
424	mesg, BUFSIZ);	480	else
425	else
426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	481	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		482
436	int	483	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		484	}
		485	}
		486	#endif
		487
		488	int ecb_cold
437	rxvt_xerror_handler (Display *display, XErrorEvent *event)	489	rxvt_xerror_handler (Display *display, XErrorEvent *event)
438	{	490	{
439	if (GET_R->allowedxerror == -1)	491	if (GET_R && GET_R->allowedxerror == -1)
440	GET_R->allowedxerror = event->error_code;	492	GET_R->allowedxerror = event->error_code;
441	else	493	else
442	{	494	{
443	// GET_R is most likely not the terminal which caused the error,	495	// GET_R is most likely not the terminal which caused the error,
444	// so just output the error and continue	496	// so just output the error and continue
445	#if ENABLE_FRILLS	497	#if ENABLE_MINIMAL
		498	old_xerror_handler (display, event);
		499	#else
446	print_x_error (display, event);	500	print_x_error (display, event);
447	#else
448	old_xerror_handler (display, event);
449	#endif	501	#endif
450	}	502	}
451		503
452	return 0;	504	return 0;
453	}	505	}
454		506
455	int	507	int ecb_cold
456	rxvt_xioerror_handler (Display *display)	508	rxvt_xioerror_handler (Display *display)
457	{	509	{
458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",	510	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459	DisplayString (display));	511	DisplayString (display));
460	rxvt_emergency_cleanup ();	512	rxvt_emergency_cleanup ();
461	_exit (EXIT_FAILURE);	513	_exit (EXIT_FAILURE);
462	}	514	}
463		515
464	/*----------------------------------------------------------------------*/
465	bool
466	rxvt_term::init (int argc, const char *const *argv)
467	{
468	SET_R (this);
469
470	set_locale ("");
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	#if MENUBAR_MAX
484	menubar_read (rs[Rs_menu]);
485	#endif
486	#ifdef HAVE_SCROLLBARS
487	if (OPTION (Opt_scrollBar))
488	scrollBar.setIdle (); /* set existence for size calculations */
489	#endif
490
491	#if ENABLE_PERL
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	rxvt_perl.init ();
497	PERL_INVOKE ((this, HOOK_INIT, DT_END));
498	}
499	#endif
500
501	create_windows (argc, argv);
502
503	dDisp;
504
505	init_xlocale ();
506
507	scr_reset (); /* initialize screen */
508
509	#if 0
510	XSynchronize (disp, True);
511	#endif
512
513	#ifdef HAVE_SCROLLBARS
514	if (OPTION (Opt_scrollBar))
515	resize_scrollbar (); /* create and map scrollbar */
516	#endif
517	#if (MENUBAR_MAX)
518	if (menubar_visible ())
519	XMapWindow (disp, menuBar.win);
520	#endif
521	#ifdef TRANSPARENT
522	if (OPTION (Opt_transparent))
523	{
524	XSelectInput (disp, display->root, PropertyChangeMask);
525	check_our_parents ();
526	rootwin_ev.start (display, display->root);
527	}
528	#endif
529
530	XMapWindow (disp, vt);
531	XMapWindow (disp, parent[0]);
532
533	set_colorfgbg ();
534
535	init_command (cmd_argv);
536
537	free (cmd_argv);
538
539	pty_ev.start (pty.pty, EVENT_READ);
540
541	check_ev.start ();
542
543	PERL_INVOKE ((this, HOOK_START, DT_END));
544
545	return true;
546	}
547
548	static struct sig_handlers	516	static struct sig_handlers
549	{	517	{
550	sig_watcher sw_chld, sw_term, sw_int;	518	ev::sig sw_term, sw_int;
551
552	void sig_chld (sig_watcher &w)
553	{
554	// we are being called for every SIGCHLD, find the corresponding term
555	int pid;
556
557	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
558	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
559	if (pid == (*t)->cmd_pid)
560	{
561	(*t)->child_exit ();
562	break;
563	}
564	}
565		519
566	/*	520	/*
567	* Catch a fatal signal and tidy up before quitting	521	* Catch a fatal signal and tidy up before quitting
568	*/	522	*/
569	void	523	void sig_term (ev::sig &w, int revents);
570	sig_term (sig_watcher &w)	524
		525	sig_handlers ()
571	{	526	{
572	#ifdef DEBUG_CMD
573	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
574	#endif
575	rxvt_emergency_cleanup ();
576	signal (w.signum, SIG_DFL);
577	kill (getpid (), w.signum);
578	}
579
580	sig_handlers ()
581	: sw_chld (this, &sig_handlers::sig_chld),
582	sw_term (this, &sig_handlers::sig_term),	527	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
583	sw_int (this, &sig_handlers::sig_term)	528	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
584	{
585	}	529	}
586	} sig_handlers;	530	} sig_handlers;
587		531
588	void	532	void
		533	sig_handlers::sig_term (ev::sig &w, int revents)
		534	{
		535	rxvt_emergency_cleanup ();
		536	w.stop ();
		537	kill (getpid (), w.signum);
		538	}
		539
		540	static void
		541	rxvt_get_ttymode (struct termios *tio)
		542	{
		543	if (tcgetattr (STDIN_FILENO, tio) < 0)
		544	memset (tio, 0, sizeof (struct termios));
		545
		546	for (int i = 0; i < NCCS; i++)
		547	tio->c_cc[i] = VDISABLE;
		548
		549	tio->c_cc[VINTR] = CINTR;
		550	tio->c_cc[VQUIT] = CQUIT;
		551	tio->c_cc[VERASE] = CERASE;
		552	#ifdef VERASE2
		553	tio->c_cc[VERASE2] = CERASE2;
		554	#endif
		555	tio->c_cc[VKILL] = CKILL;
		556	tio->c_cc[VEOF] = CEOF;
		557	tio->c_cc[VSTART] = CSTART;
		558	tio->c_cc[VSTOP] = CSTOP;
		559	tio->c_cc[VSUSP] = CSUSP;
		560	# ifdef VDSUSP
		561	tio->c_cc[VDSUSP] = CDSUSP;
		562	# endif
		563	# ifdef VREPRINT
		564	tio->c_cc[VREPRINT] = CRPRNT;
		565	# endif
		566	# ifdef VDISCRD
		567	tio->c_cc[VDISCRD] = CFLUSH;
		568	# endif
		569	# ifdef VWERSE
		570	tio->c_cc[VWERSE] = CWERASE;
		571	# endif
		572	# ifdef VLNEXT
		573	tio->c_cc[VLNEXT] = CLNEXT;
		574	# endif
		575	# ifdef VSTATUS
		576	tio->c_cc[VSTATUS] = CSTATUS;
		577	# endif
		578
		579	# if VMIN != VEOF
		580	tio->c_cc[VMIN] = 1;
		581	# endif
		582	# if VTIME != VEOL
		583	tio->c_cc[VTIME] = 0;
		584	# endif
		585
		586	/* input modes */
		587	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		588	# ifdef IMAXBEL
		589	| IMAXBEL
		590	# endif
		591	| IXON);
		592
		593	/* output modes */
		594	tio->c_oflag = (OPOST | ONLCR);
		595
		596	/* control modes */
		597	tio->c_cflag = (CS8 | CREAD);
		598
		599	/* local modes */
		600	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		601	# if defined (ECHOCTL) && defined (ECHOKE)
		602	| ECHOCTL | ECHOKE
		603	# endif
		604	| ECHOE | ECHOK);
		605	}
		606
		607	char **rxvt_environ; // startup environment
		608
		609	void
589	rxvt_init ()	610	rxvt_init ()
590	{	611	{
591	/*	612	assert (("fontMask must not overlap other RS masks",
592	* Save and then give up any super-user privileges	613	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
593	* If we need privileges in any area then we must specifically request it.	614
594	* We should only need to be root in these cases:	615	rxvt_get_ttymode (&rxvt_term::def_tio);
595	* 1. write utmp entries on some systems	616
596	* 2. chown tty on some systems	617	// get rid of stdin/stdout as we don't need them, to free resources
597	*/	618	dup2 (STDERR_FILENO, STDIN_FILENO);
598	rxvt_privileges (SAVE);	619	dup2 (STDERR_FILENO, STDOUT_FILENO);
599	rxvt_privileges (IGNORE);	620
		621	if (!ev_default_loop ())
		622	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		623
		624	rxvt_environ = environ;
600		625
601	signal (SIGHUP, SIG_IGN);	626	signal (SIGHUP, SIG_IGN);
602	signal (SIGPIPE, SIG_IGN);	627	signal (SIGPIPE, SIG_IGN);
603		628
604	sig_handlers.sw_chld.start (SIGCHLD);
605	sig_handlers.sw_term.start (SIGTERM);	629	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
606	sig_handlers.sw_int.start (SIGINT);	630	sig_handlers.sw_int.start (SIGINT); ev_unref ();
607
608	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
609	/* signal (SIGURG, SIG_DFL); */
610		631
611	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	632	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
612	// TODO: handle this with exceptions and tolerate the memory loss	633	// TODO: handle this with exceptions and tolerate the memory loss
613	XSetIOErrorHandler (rxvt_xioerror_handler);	634	XSetIOErrorHandler (rxvt_xioerror_handler);
614	}
615		635
616	/* ------------------------------------------------------------------------- *	636	XrmInitialize ();
617	* MEMORY ALLOCATION WRAPPERS *
618	* ------------------------------------------------------------------------- */
619	void *
620	rxvt_malloc (size_t size)
621	{
622	void *p = malloc (size);
623		637
624	if (!p)	638	#if HAVE_PIXBUF
625	rxvt_fatal ("memory allocation failure. aborting.\n");	639	g_type_init ();
626
627	return p;
628	}
629
630	void *
631	rxvt_calloc (size_t number, size_t size)
632	{
633	void *p = calloc (number, size);
634
635	if (!p)
636	rxvt_fatal ("memory allocation failure. aborting.\n");
637
638	return p;
639	}
640
641	void *
642	rxvt_realloc (void *ptr, size_t size)
643	{
644	void *p = realloc (ptr, size);
645
646	if (!p)
647	rxvt_fatal ("memory allocation failure. aborting.\n");
648
649	return p;
650	}
651
652	/* ------------------------------------------------------------------------- *
653	* PRIVILEGED OPERATIONS *
654	* ------------------------------------------------------------------------- */
655	/* take care of suid/sgid super-user (root) privileges */
656	void
657	rxvt_privileges (rxvt_privaction action)
658	{
659	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
660	static uid_t euid;
661	static gid_t egid;
662	#endif
663
664	#if ! defined(__CYGWIN32__)
665	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
666	/* setreuid () is the poor man's setuid (), seteuid () */
667	# define seteuid(a) setreuid(-1, (a))
668	# define setegid(a) setregid(-1, (a))
669	# define HAVE_SETEUID
670	# endif	640	#endif
671	# ifdef HAVE_SETEUID
672	switch (action)
673	{
674	case IGNORE:
675	/*
676	* change effective uid/gid - not real uid/gid - so we can switch
677	* back to root later, as required
678	*/
679	seteuid (getuid ());
680	setegid (getgid ());
681	break;
682	case SAVE:
683	euid = geteuid ();
684	egid = getegid ();
685	break;
686	case RESTORE:
687	seteuid (euid);
688	setegid (egid);
689	break;
690	}
691	# else
692	switch (action)
693	{
694	case IGNORE:
695	setuid (getuid ());
696	setgid (getgid ());
697	/* FALLTHROUGH */
698	case SAVE:
699	/* FALLTHROUGH */
700	case RESTORE:
701	break;
702	}
703	# endif
704	#endif
705	}	641	}
706
707	#ifdef UTMP_SUPPORT
708	void
709	rxvt_term::privileged_utmp (rxvt_privaction action)
710	{
711	if (OPTION (Opt_utmpInhibit)
712	|| !pty.name || !*pty.name)
713	return;
714
715	rxvt_privileges (RESTORE);
716
717	if (action == SAVE)
718	makeutent (pty.name, rs[Rs_display_name]);
719	else
720	cleanutent ();
721
722	rxvt_privileges (IGNORE);
723	}
724	#endif
725		642
726	/*----------------------------------------------------------------------*/	643	/*----------------------------------------------------------------------*/
727	/*	644	/*
728	* window size/position calculcations for XSizeHint and other storage.	645	* window size/position calculations for XSizeHint and other storage.
729	* if width/height are non-zero then override calculated width/height	646	* if width/height are non-zero then override calculated width/height
730	*/	647	*/
731	void	648	void
732	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	649	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
733	{	650	{
734	short recalc_x, recalc_y;	651	short recalc_x, recalc_y;
735	int x, y, sb_w, mb_h, flags;	652	int x, y, flags;
736	unsigned int w, h;	653	unsigned int w, h;
737	unsigned int max_width, max_height;	654	unsigned int max_width, max_height;
738	dDisp;
739
740	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
741	ncol, nrow, szHint.width, szHint.height));
742		655
743	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	656	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
744	szHint.win_gravity = NorthWestGravity;	657	szHint.win_gravity = NorthWestGravity;
745	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	658	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
746		659
…		…
754	if (rs[Rs_geometry])	667	if (rs[Rs_geometry])
755	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	668	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
756		669
757	if (flags & WidthValue)	670	if (flags & WidthValue)
758	{	671	{
		672	if (!w)
		673	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		674
759	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	675	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
760	szHint.flags |= USSize;	676	szHint.flags |= USSize;
761	}	677	}
762		678
763	if (flags & HeightValue)	679	if (flags & HeightValue)
764	{	680	{
		681	if (!h)
		682	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		683
765	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	684	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
766	szHint.flags |= USSize;	685	szHint.flags |= USSize;
767	}	686	}
768		687
769	if (flags & XValue)	688	if (flags & XValue)
770	{	689	{
…		…
801	max_width = MAX_COLS * fwidth;	720	max_width = MAX_COLS * fwidth;
802	max_height = MAX_ROWS * fheight;	721	max_height = MAX_ROWS * fheight;
803		722
804	szHint.base_width = szHint.base_height = 2 * int_bwidth;	723	szHint.base_width = szHint.base_height = 2 * int_bwidth;
805		724
806	sb_w = mb_h = 0;
807	window_vt_x = window_vt_y = int_bwidth;	725	window_vt_x = window_vt_y = int_bwidth;
808		726
809	if (scrollbar_visible ())	727	if (scrollBar.state)
810	{	728	{
811	sb_w = scrollbar_TotalWidth ();	729	int sb_w = scrollBar.total_width ();
812	szHint.base_width += sb_w;	730	szHint.base_width += sb_w;
		731
813	if (!OPTION (Opt_scrollBar_right))	732	if (!option (Opt_scrollBar_right))
814	window_vt_x += sb_w;	733	window_vt_x += sb_w;
815	}	734	}
816		735
817	if (menubar_visible ())
818	{
819	mb_h = menuBar_TotalHeight ();
820	szHint.base_height += mb_h;
821	window_vt_y += mb_h;
822	}
823
824	szHint.width_inc = fwidth;	736	szHint.width_inc = fwidth;
825	szHint.height_inc = fheight;	737	szHint.height_inc = fheight;
826	szHint.min_width = szHint.base_width + szHint.width_inc;	738	szHint.min_width = szHint.base_width + szHint.width_inc;
827	szHint.min_height = szHint.base_height + szHint.height_inc;	739	szHint.min_height = szHint.base_height + szHint.height_inc;
828		740
829	if (newwidth && newwidth - szHint.base_width < max_width)	741	if (newwidth && newwidth - szHint.base_width < max_width)
830	{	742	{
831	szHint.width = newwidth;	743	szHint.width = newwidth;
…		…
846	{	758	{
847	min_it (height, max_height);	759	min_it (height, max_height);
848	szHint.height = szHint.base_height + height;	760	szHint.height = szHint.base_height + height;
849	}	761	}
850		762
851	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
852	window_sb_x = szHint.width - sb_w;
853
854	if (recalc_x)	763	if (recalc_x)
855	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	764	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		765
856	if (recalc_y)	766	if (recalc_y)
857	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	767	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
858		768
859	ncol = width / fwidth;	769	ncol = width / fwidth;
860	nrow = height / fheight;	770	nrow = height / fheight;
861	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	771
862	ncol, nrow, szHint.width,	772	// When the size of the vt window is not a multiple of the cell
863	szHint.height));	773	// size, i.e., when the wm does not honour our size hints, there are
864	return;	774	// extra areas not covered by the terminal screen. Such gaps, when a
		775	// bg pixmap is set, would have to be cleared manually to properly
		776	// refresh the background. We take the simpler route and shrink the
		777	// vt window so as to avoid creating gaps.
		778	vt_width = ncol * fwidth;
		779	vt_height = nrow * fheight;
865	}	780	}
866		781
867	/*----------------------------------------------------------------------*/	782	/*----------------------------------------------------------------------*/
868	/*	783	/*
869	* Tell the teletype handler what size the window is.	784	* Tell the teletype handler what size the window is.
870	* Called after a window size change.	785	* Called after a window size change.
871	*/	786	*/
872	void	787	void
873	rxvt_term::tt_winch ()	788	rxvt_term::tt_winch ()
874	{	789	{
875	if (pty.pty < 0)	790	if (pty->pty < 0)
876	return;	791	return;
877		792
878	struct winsize ws;	793	struct winsize ws;
879		794
880	ws.ws_col = ncol;	795	ws.ws_col = ncol;
881	ws.ws_row = nrow;	796	ws.ws_row = nrow;
882	ws.ws_xpixel = width;	797	ws.ws_xpixel = vt_width;
883	ws.ws_ypixel = height;	798	ws.ws_ypixel = vt_height;
884	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	799	ioctl (pty->pty, TIOCSWINSZ, &ws);
885		800
886	#if 0	801	#if 0
887	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	802	// TIOCSWINSZ is supposed to do this automatically and correctly
888	if (cmd_pid) /* force through to the command */	803	if (cmd_pid) /* force through to the command */
889	kill (-cmd_pid, SIGWINCH);	804	kill (-cmd_pid, SIGWINCH);
890	#endif	805	#endif
891	}	806	}
892		807
893	/*----------------------------------------------------------------------*/	808	/*----------------------------------------------------------------------*/
894	/* set_fonts () - load and set the various fonts	809	/* load and set the various fonts */
895	*
896	* init = 1 - initialize
897	*
898	* fontname == FONT_UP - switch to bigger font
899	* fontname == FONT_DN - switch to smaller font
900	*/
901	bool	810	bool
902	rxvt_term::set_fonts ()	811	rxvt_term::set_fonts ()
903	{	812	{
904	rxvt_fontset *fs = new rxvt_fontset (this);	813	rxvt_fontset *fs = new rxvt_fontset (this);
905	rxvt_fontprop prop;	814	rxvt_fontprop prop;
…		…
919	#endif	828	#endif
920		829
921	delete fontset[0];	830	delete fontset[0];
922	fontset[0] = fs;	831	fontset[0] = fs;
923		832
924	prop = (*fs)[1]->properties ();	833	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
925	prop.height += lineSpace;	834	prop.width = max (prop.width + letterSpace, 1);
		835
926	fs->set_prop (prop);	836	fs->set_prop (prop, false);
927		837
928	fwidth = prop.width;	838	fwidth = prop.width;
929	fheight = prop.height;	839	fheight = prop.height + lineSpace;
930	fbase = prop.ascent;	840	fbase = prop.ascent;
931		841
932	for (int style = 1; style < 4; style++)	842	for (int style = 1; style < 4; style++)
933	{	843	{
934	#if ENABLE_STYLES	844	#if ENABLE_STYLES
…		…
940	{	850	{
941	fontset[style] = fs = new rxvt_fontset (this);	851	fontset[style] = fs = new rxvt_fontset (this);
942	rxvt_fontprop prop2 = prop;	852	rxvt_fontprop prop2 = prop;
943		853
944	if (res)	854	if (res)
945	prop2.weight = prop2.slant = rxvt_fontprop::unset;	855	{
		856	fs->populate (res);
		857	fs->set_prop (prop2, false);
		858	}
946	else	859	else
947	{	860	{
948	res = fontset[0]->fontdesc;	861	fs->populate (fontset[0]->fontdesc);
949		862
950	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	863	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
951	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	864	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		865
		866	fs->set_prop (prop2, true);
952	}	867	}
953		868
954	fs->populate (res);
955	fs->set_prop (prop2);
956	}	869	}
957	#else	870	#else
958	fontset[style] = fontset[0];	871	fontset[style] = fontset[0];
959	#endif	872	#endif
960	}	873	}
961		874
962	if (parent[0])	875	if (parent)
963	{	876	{
964	resize_all_windows (0, 0, 0);	877	resize_all_windows (0, 0, 0);
965	scr_remap_chars ();	878	scr_remap_chars ();
966	scr_touch (true);	879	scr_touch (true);
967	}	880	}
968		881
969	return true;	882	return true;
970	}	883	}
971		884
		885	void
972	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	886	rxvt_term::set_string_property (Atom prop, const char *str, int len)
973	{	887	{
974	XChangeProperty (display->display, parent[0],	888	XChangeProperty (dpy, parent,
975	prop, XA_STRING, 8, PropModeReplace,	889	prop, XA_STRING, 8, PropModeReplace,
976	(const unsigned char *)str, len >= 0 ? len : strlen (str));	890	(const unsigned char *)str, len >= 0 ? len : strlen (str));
977	}	891	}
978		892
		893	void
		894	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		895	{
		896	XTextProperty ct;
		897
		898	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		899	{
		900	XSetTextProperty (dpy, parent, &ct, prop);
		901	XFree (ct.value);
		902	}
		903	}
		904
		905	void
979	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	906	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
980	{	907	{
981	wchar_t *ws = rxvt_mbstowcs (str, len);	908	wchar_t *ws = rxvt_mbstowcs (str, len);
982	char *s = rxvt_wcstoutf8 (ws);	909	char *s = rxvt_wcstoutf8 (ws);
983		910
984	XChangeProperty (display->display, parent[0],	911	XChangeProperty (dpy, parent,
985	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	912	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
986	(const unsigned char *)s, strlen (s));	913	(const unsigned char *)s, strlen (s));
987		914
988	free (s);	915	free (s);
989	free (ws);	916	free (ws);
…		…
993	/*----------------------------------------------------------------------*/	920	/*----------------------------------------------------------------------*/
994	/* xterm sequences - title, iconName, color (exptl) */	921	/* xterm sequences - title, iconName, color (exptl) */
995	void	922	void
996	rxvt_term::set_title (const char *str)	923	rxvt_term::set_title (const char *str)
997	{	924	{
998	set_string_property (XA_WM_NAME, str);	925	set_mbstring_property (XA_WM_NAME, str);
999	#if ENABLE_EWMH	926	#if ENABLE_EWMH
1000	set_utf8_property (xa[XA_NET_WM_NAME], str);	927	set_utf8_property (xa[XA_NET_WM_NAME], str);
1001	#endif	928	#endif
1002	}	929	}
1003		930
1004	void	931	void
1005	rxvt_term::set_icon_name (const char *str)	932	rxvt_term::set_icon_name (const char *str)
1006	{	933	{
1007	set_string_property (XA_WM_ICON_NAME, str);	934	set_mbstring_property (XA_WM_ICON_NAME, str);
1008	#if ENABLE_EWMH	935	#if ENABLE_EWMH
1009	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	936	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1010	#endif	937	#endif
1011	}	938	}
1012		939
		940	void
		941	rxvt_term::set_window_color (int idx, const char *color)
		942	{
1013	#ifdef XTERM_COLOR_CHANGE	943	#ifdef XTERM_COLOR_CHANGE
1014	void
1015	rxvt_term::set_window_color (int idx, const char *color)
1016	{
1017	rxvt_color xcol;
1018	int i;
1019
1020	if (color == NULL || *color == '\0')	944	if (color == NULL || *color == '\0')
1021	return;	945	return;
1022		946
		947	color = strdup (color);
		948	allocated.push_back ((void *)color);
		949	rs[Rs_color + idx] = color;
		950
1023	/* handle color aliases */	951	/* handle color aliases */
1024	if (isdigit (*color))	952	if (isdigit (*color))
1025	{	953	{
1026	i = atoi (color);	954	int i = atoi (color);
1027		955
1028	if (i >= 8 && i <= 15)	956	if (i >= 8 && i <= 15)
		957	{
1029	{ /* bright colors */	958	/* bright colors */
1030	i -= 8;	959	alias_color (idx, minBrightCOLOR + i - 8);
1031	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1032	SET_PIXCOLOR (idx);
1033	goto done;	960	goto done;
1034	}	961	}
1035		962
1036	if (i >= 0 && i <= 7)	963	if (i >= 0 && i <= 7)
		964	{
1037	{ /* normal colors */	965	/* normal colors */
1038	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	966	alias_color (idx, minCOLOR + i);
1039	SET_PIXCOLOR (idx);
1040	goto done;	967	goto done;
1041	}	968	}
1042	}	969	}
1043		970
1044	if (!rXParseAllocColor (&xcol, color))	971	pix_colors_focused[idx].free (this);
1045	return;	972	set_color (pix_colors_focused[idx], color);
1046		973
1047	/* XStoreColor (display->display, display->cmap, XColor*); */
1048
1049	/*
1050	* FIXME: should free colors here, but no idea how to do it so instead,
1051	* so just keep gobbling up the colormap
1052	*/
1053	# if 0
1054	for (i = Color_Black; i <= Color_White; i++)
1055	if (pix_colors[idx] == pix_colors[i])
1056	break;
1057	if (i > Color_White)
1058	{
1059	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1060	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1061	DisplayPlanes (display->display, display->screen));
1062	}
1063	# endif
1064
1065	pix_colors_focused[idx] = xcol;
1066	SET_PIXCOLOR (idx);
1067
1068	/* XSetWindowAttributes attr; */
1069	/* Cursor cursor; */
1070	done:	974	done:
1071
1072	#if OFF_FOCUS_FADING
1073	if (rs[Rs_fade])
1074	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1075	#endif
1076
1077	/*TODO: handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
1078		976
		977	update_fade_color (idx);
1079	recolour_cursor ();	978	recolor_cursor ();
1080	scr_recolour ();	979	scr_recolor ();
		980	#endif /* XTERM_COLOR_CHANGE */
1081	}	981	}
1082		982
1083	#else
1084	# define set_window_color (idx,color) ((void)0)
1085	#endif /* XTERM_COLOR_CHANGE */
1086
1087	void	983	void
1088	rxvt_term::recolour_cursor ()	984	rxvt_term::recolor_cursor ()
1089	{	985	{
1090	XColor xcol[2];	986	XColor fg, bg;
1091		987
1092	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	988	(ISSET_PIXCOLOR (Color_pointer_fg)
1093	? pix_colors_focused[Color_pointer_fg]	989	? pix_colors_focused[Color_pointer_fg]
1094	: pix_colors_focused[Color_fg];	990	: pix_colors_focused[Color_fg]).get (fg);
		991
1095	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	992	(ISSET_PIXCOLOR (Color_pointer_bg)
1096	? pix_colors_focused[Color_pointer_bg]	993	? pix_colors_focused[Color_pointer_bg]
1097	: pix_colors_focused[Color_bg];	994	: pix_colors_focused[Color_bg]).get (bg);
1098		995
1099	XQueryColors (display->display, display->cmap, xcol, 2);	996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1100	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1101	}	997	}
1102		998
1103	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
1104	/*	1000	/*
1105	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
1106	*/	1002	*/
1107	void	1003	char *
1108	rxvt_term::set_colorfgbg ()	1004	rxvt_term::get_colorfgbg ()
1109	{	1005	{
1110	unsigned int i;	1006	unsigned int i;
1111	const char *xpmb = "\0";	1007	const char *xpmb = "";
1112	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1008	char fstr[] = "default";
		1009	char bstr[] = "default";
		1010	char *env_colorfgbg;
1113		1011
1114	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1115	strcpy (fstr, "default");
1116	strcpy (bstr, "default");
1117	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
1118	if (pix_colors[Color_fg] == pix_colors[i])	1013	if (pix_colors[Color_fg] == pix_colors[i])
1119	{	1014	{
1120	sprintf (fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
1121	break;	1016	break;
1122	}	1017	}
1123		1018
1124	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
1125	if (pix_colors[Color_bg] == pix_colors[i])	1020	if (pix_colors[Color_bg] == pix_colors[i])
1126	{	1021	{
1127	sprintf (bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
1128	#ifdef XPM_BACKGROUND	1023	#if HAVE_IMG
1129	xpmb = "default;";	1024	xpmb = "default;";
1130	#endif	1025	#endif
1131	break;	1026	break;
1132	}	1027	}
1133		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1134	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1031	return env_colorfgbg;
1135	}	1032	}
1136		1033
1137	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
1138		1035
1139	int	1036	bool
1140	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
1141	{	1038	{
1142	if (!screen_in_out->set (display, colour))	1039	if (color.set (this, name))
1143	{
1144	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1145	return false;
1146	}
1147
1148	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
1149	}	1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].free (this);
		1050	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
		1051	}
		1052
		1053	#ifdef SMART_RESIZE
		1054	static unsigned int
		1055	get_parent_bw (Display *dpy, Window w)
		1056	{
		1057	int idummy;
		1058	unsigned int udummy;
		1059	Window wdummy, parent;
		1060	Window *children;
		1061	unsigned int nchildren, border_width;
		1062
		1063	XQueryTree (dpy, w, &wdummy, &parent, &children, &nchildren);
		1064	XFree (children);
		1065	XGetGeometry (dpy, parent, &wdummy, &idummy, &idummy,
		1066	&udummy, &udummy, &border_width, &udummy);
		1067
		1068	return border_width;
		1069	}
		1070	#endif
1150		1071
1151	/* -------------------------------------------------------------------- *	1072	/* -------------------------------------------------------------------- *
1152	* - WINDOW RESIZING - *	1073	* - WINDOW RESIZING - *
1153	* -------------------------------------------------------------------- */	1074	* -------------------------------------------------------------------- */
1154	void	1075	void
1155	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1076	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1156	{	1077	{
1157	int fix_screen;	1078	int fix_screen;
1158	int old_width = szHint.width, old_height = szHint.height;	1079	int old_width = szHint.width;
1159	dDisp;	1080	int old_height = szHint.height;
1160		1081
1161	window_calc (newwidth, newheight);	1082	window_calc (newwidth, newheight);
		1083
		1084	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1085
		1086	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1087	if (set_hint)
		1088	{
		1089	szHint.flags &= ~(PBaseSize | PResizeInc);
1162	XSetWMNormalHints (disp, parent[0], &szHint);	1090	XSetWMNormalHints (dpy, parent, &szHint);
		1091	szHint.flags |= PBaseSize | PResizeInc;
		1092	}
1163		1093
1164	if (!ignoreparent)	1094	if (!ignoreparent)
1165	{	1095	{
1166	#ifdef SMART_RESIZE	1096	#ifdef SMART_RESIZE
1167	/*	1097	/*
…		…
1171	int x, y, x1, y1;	1101	int x, y, x1, y1;
1172	int dx, dy;	1102	int dx, dy;
1173	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1103	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1174	Window unused_cr;	1104	Window unused_cr;
1175		1105
1176	XTranslateCoordinates (disp, parent[0], display->root,	1106	XTranslateCoordinates (dpy, parent, display->root,
1177	0, 0, &x, &y, &unused_cr);	1107	0, 0, &x, &y, &unused_cr);
1178	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1108	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1179	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1109	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1180	/*	1110	/*
1181	* if display->root isn't the parent window, a WM will probably have offset	1111	* if display->root isn't the parent window, a WM will probably have offset
1182	* our position for handles and decorations. Counter it	1112	* our position for handles and decorations. Counter it
1183	*/	1113	*/
1184	if (x1 != x || y1 != y)	1114	if (x1 != x || y1 != y)
1185	{	1115	{
1186	x -= x1;	1116	unsigned int border_width = get_parent_bw (dpy, parent);
1187	y -= y1;	1117
		1118	x -= x1 + border_width;
		1119	y -= y1 + border_width;
1188	}	1120	}
1189		1121
1190	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1122	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1191	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1123	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1192	dx = old_width - szHint.width;	1124	dx = old_width - szHint.width;
1193	dy = old_height - szHint.height;	1125	dy = old_height - szHint.height;
1194		1126
1195	/* Check position of the center of the window */	1127	/* Check position of the center of the window */
1196	if (x < x1) /* left half */	1128	if (x < x1) /* left half */
1197	dx = 0;	1129	dx = 0;
…		…
1200	if (y < y1) /* top half */	1132	if (y < y1) /* top half */
1201	dy = 0;	1133	dy = 0;
1202	else if (y == y1) /* exact center */	1134	else if (y == y1) /* exact center */
1203	dy /= 2;	1135	dy /= 2;
1204		1136
1205	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1137	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1206	szHint.width, szHint.height);	1138	szHint.width, szHint.height);
1207	#else	1139	#else
1208	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1140	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1209	#endif	1141	#endif
1210	}	1142	}
		1143
		1144	if (set_hint)
		1145	XSetWMNormalHints (dpy, parent, &szHint);
1211		1146
1212	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1147	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1213		1148
1214	if (fix_screen || newwidth != old_width || newheight != old_height)	1149	if (fix_screen || newwidth != old_width || newheight != old_height)
1215	{	1150	{
1216	if (scrollbar_visible ())	1151	if (scrollBar.state)
1217	{	1152	scrollBar.resize ();
1218	XMoveResizeWindow (disp, scrollBar.win,
1219	window_sb_x, 0,
1220	scrollbar_TotalWidth (), szHint.height);
1221	resize_scrollbar ();
1222	}
1223		1153
1224	if (menubar_visible ())
1225	XMoveResizeWindow (disp, menuBar.win,
1226	window_vt_x, 0,
1227	width, menuBar_TotalHeight ());
1228
1229	XMoveResizeWindow (disp, vt,	1154	XMoveResizeWindow (dpy, vt,
1230	window_vt_x, window_vt_y,	1155	window_vt_x, window_vt_y,
1231	width, height);	1156	vt_width, vt_height);
1232		1157
1233	scr_clear ();	1158	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1234	#ifdef XPM_BACKGROUND
1235	resize_pixmap ();
1236	#endif
1237	}	1159	}
1238		1160
1239	if (fix_screen || old_height == 0)	1161	if (fix_screen || old_height == 0)
1240	{
1241	int curr_screen = -1;
1242	int old_ncol = prev_ncol;
1243
1244	/* scr_reset only works on the primary screen */
1245	if (old_height) /* this is not the first time through */
1246	{
1247	unsigned int ocol = ncol;
1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1249	curr_screen = scr_change_screen (PRIMARY);
1250	ncol = ocol;
1251	}
1252
1253	scr_reset ();	1162	scr_reset ();
1254		1163
1255	if (curr_screen >= 0) /* this is not the first time through */
1256	{
1257	scr_change_screen (curr_screen);
1258	selection_check (old_ncol != ncol ? 4 : 0);
1259	}
1260	}
1261
1262	old_width = szHint.width;
1263	old_height = szHint.height;
1264
1265	#ifdef XPM_BACKGROUND
1266	if (pixmap)
1267	scr_touch (false);
1268	#endif
1269
1270	#ifdef USE_XIM	1164	#if USE_XIM
1271	IMSetStatusPosition ();	1165	im_set_position ();
1272	#endif	1166	#endif
1273	}	1167	}
1274		1168
1275	/*	1169	/*
1276	* Set the width/height of the vt window in characters. Units are pixels.	1170	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1281	{	1175	{
1282	XWindowAttributes wattr;	1176	XWindowAttributes wattr;
1283		1177
1284	if (newwidth == 0 || newheight == 0)	1178	if (newwidth == 0 || newheight == 0)
1285	{	1179	{
1286	XGetWindowAttributes (display->display, display->root, &wattr);	1180	XGetWindowAttributes (dpy, display->root, &wattr);
1287		1181
1288	if (newwidth == 0)	1182	if (newwidth == 0)
1289	newwidth = wattr.width - szHint.base_width;	1183	newwidth = wattr.width - szHint.base_width;
1290	if (newheight == 0)	1184	if (newheight == 0)
1291	newheight = wattr.height - szHint.base_height;	1185	newheight = wattr.height - szHint.base_height;
1292	}	1186	}
1293		1187
1294	if (newwidth != width || newheight != height)	1188	if (newwidth != vt_width || newheight != vt_height)
1295	{	1189	{
1296	newwidth += szHint.base_width;	1190	newwidth += szHint.base_width;
1297	newheight += szHint.base_height;	1191	newheight += szHint.base_height;
1298	resize_all_windows (newwidth, newheight, 0);	1192	resize_all_windows (newwidth, newheight, 0);
1299	}	1193	}
1300	}	1194	}
1301		1195
1302	/* -------------------------------------------------------------------- *	1196	/* -------------------------------------------------------------------- *
1303	* - X INPUT METHOD ROUTINES - *	1197	* - X INPUT METHOD ROUTINES - *
1304	* -------------------------------------------------------------------- */	1198	* -------------------------------------------------------------------- */
1305	#ifdef USE_XIM	1199	#if USE_XIM
1306		1200
1307	void	1201	void
1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1202	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1309	{	1203	{
1310	fg = pix_colors[Color_fg];	1204	fg = pix_colors [Color_fg];
1311	bg = pix_colors[Color_bg];	1205	bg = pix_colors [Color_bg];
1312	}	1206	}
1313		1207
1314	void	1208	void
1315	rxvt_term::im_set_size (XRectangle &size)	1209	rxvt_term::im_set_size (XRectangle &size)
1316	{	1210	{
…		…
1337	status_rect.height = fheight;	1231	status_rect.height = fheight;
1338	}	1232	}
1339		1233
1340	/* Checking whether input method is running. */	1234	/* Checking whether input method is running. */
1341	bool	1235	bool
1342	rxvt_term::IMisRunning ()	1236	rxvt_term::im_is_running ()
1343	{	1237	{
1344	char *p;
1345	Atom atom;	1238	Atom atom;
1346	Window win;	1239	Window win;
1347	char server[IMBUFSIZ];	1240	char server[IMBUFSIZ];
1348		1241
1349	/* get current locale modifier */	1242	/* get current locale modifier */
1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1243	if (char *p = XSetLocaleModifiers (0))
1351	{	1244	{
1352	strcpy (server, "@server=");	1245	strcpy (server, "@server=");
1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1246	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1354		1247
1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1248	if (p = strchr (server + 1, '@')) /* first one only */
1356	*p = '\0';	1249	*p = '\0';
1357		1250
1358	atom = XInternAtom (display->display, server, False);	1251	atom = XInternAtom (dpy, server, False);
1359	win = XGetSelectionOwner (display->display, atom);	1252	win = XGetSelectionOwner (dpy, atom);
1360		1253
1361	if (win != None)	1254	if (win != None)
1362	return True;	1255	return true;
1363	}	1256	}
1364		1257
1365	return False;	1258	return false;
1366	}	1259	}
1367		1260
1368	void	1261	void
1369	rxvt_term::IMSendSpot ()	1262	rxvt_term::im_send_spot ()
1370	{	1263	{
1371	XPoint nspot;	1264	XPoint nspot;
1372	XVaNestedList preedit_attr;	1265	XVaNestedList preedit_attr;
1373		1266
1374	if (!Input_Context	1267	if (!Input_Context
1375	|| !focus	1268	|| !focus
1376	|| !(input_style & XIMPreeditPosition))	1269	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1377	return;	1270	return;
1378		1271
1379	im_set_position (nspot);	1272	im_set_position (nspot);
1380		1273
1381	if (nspot.x == spot.x && nspot.y == spot.y)	1274	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1400	input_method = 0;	1293	input_method = 0;
1401	}	1294	}
1402		1295
1403	Input_Context = 0;	1296	Input_Context = 0;
1404	}	1297	}
		1298
		1299	#ifdef ENABLE_XIM_ONTHESPOT
		1300
		1301	static void
		1302	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1303	{
		1304	((rxvt_term *)client_data)->make_current ();
		1305	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1306	}
		1307
		1308	static void
		1309	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1310	{
		1311	((rxvt_term *)client_data)->make_current ();
		1312	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1313	}
		1314
		1315	static void
		1316	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1317	{
		1318	rxvt_term *term = (rxvt_term *)client_data;
		1319	XIMText *text = call_data->text;
		1320
		1321	term->make_current ();
		1322
		1323	if (text)
		1324	{
		1325	wchar_t *str;
		1326
		1327	if (!text->encoding_is_wchar && text->string.multi_byte)
		1328	{
		1329	// of course, X makes it ugly again
		1330	if (term->rs[Rs_imLocale])
		1331	SET_LOCALE (term->rs[Rs_imLocale]);
		1332
		1333	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1334	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1335
		1336	if (term->rs[Rs_imLocale])
		1337	SET_LOCALE (term->locale);
		1338	}
		1339	else
		1340	str = text->string.wide_char;
		1341
		1342	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1343	DT_INT, call_data->caret,
		1344	DT_INT, call_data->chg_first,
		1345	DT_INT, call_data->chg_length,
		1346	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1347	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1348	DT_END));
		1349	}
		1350	else
		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_END));
		1356	}
		1357
		1358	#if 0
		1359	static void
		1360	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1361	{
		1362	((rxvt_term *)client_data)->make_current ();
		1363	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1364	DT_INT, call_data->position,
		1365	DT_INT, call_data->direction,
		1366	DT_INT, call_data->style,
		1367	DT_END));
		1368	}
		1369	#endif
		1370
		1371	#endif
1405		1372
1406	/*	1373	/*
1407	* Try to open a XIM with the current modifiers, then see if we can	1374	* Try to open a XIM with the current modifiers, then see if we can
1408	* open a suitable preedit type	1375	* open a suitable preedit type
1409	*/	1376	*/
1410	bool	1377	bool
1411	rxvt_term::IM_get_IC (const char *modifiers)	1378	rxvt_term::im_get_ic (const char *modifiers)
1412	{	1379	{
1413	int i, j, found;	1380	int i, j, found;
1414	XIM xim;	1381	XIM xim;
1415	XPoint spot;	1382	XPoint spot;
1416	XRectangle rect, status_rect, needed_rect;	1383	XRectangle rect, status_rect, needed_rect;
1417	unsigned long fg, bg;	1384	unsigned long fg, bg;
1418	const char *p;	1385	const char *p;
1419	char **s;	1386	char **s;
1420	XIMStyles *xim_styles;	1387	XIMStyles *xim_styles;
1421		1388
		1389	set_environ (env);
		1390
1422	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1391	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1423	return false;	1392	return false;
1424		1393
1425	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1426	input_method = display->get_xim (locale, modifiers);	1394	input_method = display->get_xim (locale, modifiers);
1427	if (input_method == NULL)	1395	if (input_method == NULL)
1428	return false;	1396	return false;
1429		1397
1430	xim = input_method->xim;	1398	xim = input_method->xim;
…		…
1445	p = pet[pi];	1413	p = pet[pi];
1446		1414
1447	if (!p)	1415	if (!p)
1448	continue;	1416	continue;
1449		1417
1450	s = rxvt_splitcommastring (p);	1418	s = rxvt_strsplit (',', p);
1451		1419
1452	for (i = found = 0; !found && s[i]; i++)	1420	for (i = found = 0; !found && s[i]; i++)
1453	{	1421	{
1454	if (!strcmp (s[i], "OverTheSpot"))	1422	if (!strcmp (s[i], "OverTheSpot"))
1455	input_style = (XIMPreeditPosition | XIMStatusNothing);	1423	input_style = XIMPreeditPosition | XIMStatusNothing;
1456	else if (!strcmp (s[i], "OffTheSpot"))	1424	else if (!strcmp (s[i], "OffTheSpot"))
1457	input_style = (XIMPreeditArea | XIMStatusArea);	1425	input_style = XIMPreeditArea | XIMStatusArea;
1458	else if (!strcmp (s[i], "Root"))	1426	else if (!strcmp (s[i], "Root"))
1459	input_style = (XIMPreeditNothing | XIMStatusNothing);	1427	input_style = XIMPreeditNothing | XIMStatusNothing;
1460	else if (!strcmp (s[i], "None"))	1428	else if (!strcmp (s[i], "None"))
1461	input_style = (XIMPreeditNone | XIMStatusNone);	1429	input_style = XIMPreeditNone | XIMStatusNone;
		1430	#ifdef ENABLE_XIM_ONTHESPOT
		1431	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1432	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1433	#endif
		1434	else
		1435	input_style = XIMPreeditNothing | XIMStatusNothing;
1462		1436
1463	for (j = 0; j < xim_styles->count_styles; j++)	1437	for (j = 0; j < xim_styles->count_styles; j++)
1464	if (input_style == xim_styles->supported_styles[j])	1438	if (input_style == xim_styles->supported_styles[j])
1465	{	1439	{
1466	rxvt_freecommastring (s);	1440	rxvt_free_strsplit (s);
1467		1441
1468	found = 1;	1442	found = 1;
1469	goto foundpet;	1443	goto foundpet;
1470	}	1444	}
1471		1445
1472	}	1446	}
1473		1447
1474	rxvt_freecommastring (s);	1448	rxvt_free_strsplit (s);
1475	}	1449	}
1476		1450
1477	foundpet:	1451	foundpet:
1478		1452
1479	XFree (xim_styles);	1453	XFree (xim_styles);
…		…
1504	"*",	1478	"*",
1505	fheight,	1479	fheight,
1506	fheight + 1, fheight - 1,	1480	fheight + 1, fheight - 1,
1507	fheight - 2, fheight + 2);	1481	fheight - 2, fheight + 2);
1508		1482
1509	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1483	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1510	&missing_charset_list, &missing_charset_count, &def_string);	1484	&missing_charset_list, &missing_charset_count, &def_string);
1511		1485
1512	if (missing_charset_list)	1486	if (missing_charset_list)
1513	XFreeStringList (missing_charset_list);	1487	XFreeStringList (missing_charset_list);
1514		1488
…		…
1555	XNBackground, bg,	1529	XNBackground, bg,
1556	XNArea, &status_rect,	1530	XNArea, &status_rect,
1557	XNFontSet, fs,	1531	XNFontSet, fs,
1558	NULL);	1532	NULL);
1559	}	1533	}
		1534	#if ENABLE_XIM_ONTHESPOT
		1535	else if (input_style & XIMPreeditCallbacks)
		1536	{
		1537	XIMCallback xcb[4];
		1538
		1539	im_set_position (spot);
		1540
		1541	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1542	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1543	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1544	# if 0
		1545	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1546	# endif
		1547
		1548	preedit_attr = XVaCreateNestedList (0,
		1549	XNSpotLocation, &spot,
		1550	XNPreeditStartCallback, &xcb[0],
		1551	XNPreeditDoneCallback , &xcb[1],
		1552	XNPreeditDrawCallback , &xcb[2],
		1553	# if 0
		1554	XNPreeditCaretCallback, &xcb[3],
		1555	# endif
		1556	NULL);
		1557	}
		1558	#endif
1560		1559
1561	Input_Context = XCreateIC (xim,	1560	Input_Context = XCreateIC (xim,
1562	XNInputStyle, input_style,	1561	XNInputStyle, input_style,
1563	XNClientWindow, vt,	1562	XNClientWindow, vt,
1564	XNFocusWindow, parent[0],	1563	XNFocusWindow, parent,
1565	preedit_attr ? XNPreeditAttributes : NULL,	1564	preedit_attr ? XNPreeditAttributes : NULL,
1566	preedit_attr,	1565	preedit_attr,
1567	status_attr ? XNStatusAttributes : NULL,	1566	status_attr ? XNStatusAttributes : NULL,
1568	status_attr, NULL);	1567	status_attr, NULL);
1569		1568
1570	if (preedit_attr) XFree (preedit_attr);	1569	if (preedit_attr) XFree (preedit_attr);
1571	if (status_attr) XFree (status_attr);	1570	if (status_attr) XFree (status_attr);
1572	if (fs) XFreeFontSet (display->display, fs);	1571	if (fs) XFreeFontSet (dpy, fs);
1573		1572
1574	if (Input_Context == NULL)	1573	if (Input_Context == NULL)
1575	{	1574	{
1576	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1575	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1577	im_destroy ();	1576	im_destroy ();
1578	return false;	1577	return false;
1579	}	1578	}
1580		1579
1581	if (input_style & XIMPreeditArea)	1580	#if 0
1582	IMSetStatusPosition ();	1581	// unfortunately, only the focus window is used by XIM, hard to fix
		1582	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1583	vt_select_input ();
		1584	#endif
1583		1585
1584	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1586	im_set_position ();
		1587
1585	return true;	1588	return true;
1586	}	1589	}
1587		1590
1588	void	1591	void
1589	rxvt_term::im_cb ()	1592	rxvt_term::im_cb ()
…		…
1591	int i;	1594	int i;
1592	const char *p;	1595	const char *p;
1593	char **s;	1596	char **s;
1594	char buf[IMBUFSIZ];	1597	char buf[IMBUFSIZ];
1595		1598
1596	SET_R (this);	1599	make_current ();
1597		1600
1598	im_destroy ();	1601	im_destroy ();
1599		1602
1600	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1601	if (Input_Context)	1603	if (Input_Context)
1602	return;	1604	return;
1603		1605
1604	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1605	if (rs[Rs_imLocale])	1606	if (rs[Rs_imLocale])
1606	SET_LOCALE (rs[Rs_imLocale]);	1607	SET_LOCALE (rs[Rs_imLocale]);
1607	#endif
1608		1608
1609	p = rs[Rs_inputMethod];	1609	p = rs[Rs_inputMethod];
1610	if (p && *p)	1610	if (p && *p)
1611	{	1611	{
1612	bool found = false;	1612	bool found = false;
1613		1613
1614	s = rxvt_splitcommastring (p);	1614	s = rxvt_strsplit (',', p);
1615		1615
1616	for (i = 0; s[i]; i++)	1616	for (i = 0; s[i]; i++)
1617	{	1617	{
1618	if (*s[i])	1618	if (*s[i])
1619	{	1619	{
1620	strcpy (buf, "@im=");	1620	strcpy (buf, "@im=");
1621	strncat (buf, s[i], IMBUFSIZ - 5);	1621	strncat (buf, s[i], IMBUFSIZ - 5);
1622	if (IM_get_IC (buf))	1622	if (im_get_ic (buf))
1623	{	1623	{
1624	found = true;	1624	found = true;
1625	break;	1625	break;
1626	}	1626	}
1627	}	1627	}
1628	}	1628	}
1629		1629
1630	rxvt_freecommastring (s);	1630	rxvt_free_strsplit (s);
1631		1631
1632	if (found)	1632	if (found)
1633	goto done;	1633	goto done;
1634	}	1634	}
1635		1635
1636	/* try with XMODIFIERS env. var. */	1636	/* try with XMODIFIERS env. var. */
1637	if (IM_get_IC (""))	1637	if (im_get_ic (""))
1638	goto done;	1638	goto done;
1639		1639
1640	/* try with no modifiers base IF the user didn't specify an IM */	1640	/* try with no modifiers base IF the user didn't specify an IM */
1641	if (IM_get_IC ("@im=none"))	1641	if (im_get_ic ("@im=none"))
1642	goto done;	1642	goto done;
1643		1643
1644	done:	1644	done:
1645	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1646	if (rs[Rs_imLocale])	1645	if (rs[Rs_imLocale])
1647	SET_LOCALE (locale);	1646	SET_LOCALE (locale);
1648	#endif
1649	}	1647	}
1650		1648
1651	void	1649	void
1652	rxvt_term::IMSetStatusPosition ()	1650	rxvt_term::im_set_position ()
1653	{	1651	{
1654	XRectangle preedit_rect, status_rect, *needed_rect;	1652	XRectangle preedit_rect, status_rect, *needed_rect;
1655	XVaNestedList preedit_attr, status_attr;	1653	XVaNestedList preedit_attr, status_attr;
1656		1654
1657	if (!Input_Context	1655	if (!Input_Context
1658	|| !focus	1656	|| !focus
1659	|| !(input_style & XIMPreeditArea)	1657	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1660	|| !IMisRunning ())	1658	|| !im_is_running ())
1661	return;	1659	return;
1662		1660
		1661	if (input_style & XIMPreeditPosition)
		1662	{
		1663	im_set_size (preedit_rect);
		1664	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1665
		1666	XSetICValues (Input_Context,
		1667	XNPreeditAttributes, preedit_attr, NULL);
		1668	}
		1669	else
		1670	{
1663	/* Getting the necessary width of preedit area */	1671	/* Getting the necessary width of preedit area */
1664	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1665	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1673	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1666	XFree (status_attr);	1674	XFree (status_attr);
1667		1675
1668	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1676	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1669	XFree (needed_rect);	1677	XFree (needed_rect);
1670		1678
1671	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1679	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1672	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1680	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1673		1681
1674	XSetICValues (Input_Context,	1682	XSetICValues (Input_Context,
1675	XNPreeditAttributes, preedit_attr,	1683	XNPreeditAttributes, preedit_attr,
1676	XNStatusAttributes, status_attr, NULL);	1684	XNStatusAttributes, status_attr,
		1685	NULL);
1677		1686
		1687	XFree (status_attr);
		1688	}
		1689
1678	XFree (preedit_attr);	1690	XFree (preedit_attr);
1679	XFree (status_attr);
1680	}	1691	}
1681	#endif /* USE_XIM */	1692	#endif /* USE_XIM */
1682		1693
1683	/*----------------------------------------------------------------------*/	1694	void
1684	rxvt_t rxvt_current_term;	1695	rxvt_term::get_window_origin (int &x, int &y)
		1696	{
		1697	Window cr;
		1698	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1699	}
1685		1700
1686	/*----------------------- end-of-file (C source) -----------------------*/	1701	/*----------------------- end-of-file (C source) -----------------------*/

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