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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.191 by root, Fri Jan 20 10:27:08 2006 UTC vs.
Revision 1.373 by root, Mon May 28 16:40:03 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
		35	#include "init.h"
35	#include "keyboard.h"	36	#include "keyboard.h"
36	#include "rxvtperl.h"	37	#include "rxvtperl.h"
37		38
38	#include <limits>	39	#include <limits>
39		40
		41	#include <assert.h>
40	#include <csignal>	42	#include <signal.h>
41	#include <cstring>	43	#include <string.h>
42		44
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	45	#include <termios.h>
49	#endif
50		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
		53
		54	struct termios rxvt_term::def_tio;
51	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
52		56
53	// used to tell global functions which terminal instance is "active"	57	// used to tell global functions which terminal instance is "active"
54	rxvt_t rxvt_current_term;	58	rxvt_t rxvt_current_term;
55		59
56	static char curlocale[128], savelocale[128];	60	static char curlocale[128], savelocale[128];
57		61
58	bool	62	bool
59	rxvt_set_locale (const char *locale) NOTHROW	63	rxvt_set_locale (const char *locale) NOTHROW
60	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
61	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
62	return false;	71	return false;
63		72
64	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
65	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
66	return true;	75	return true;
67	}	76	}
68		77
69	void	78	void
…		…
83	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
84		93
85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86	{	95	{
87	compose_char *cc;	96	compose_char *cc;
88		97
89	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
90	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
91	cc = (*this)[c1];	100	cc = (*this)[c1];
92	while (cc)	101	while (cc)
93	{	102	{
94	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
95	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
96	}	105	}
97		106
98	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
99	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
100	{
101	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
102	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
103	}
104		111
105	// allocate a new combination	112	// allocate a new combination
106	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107	{	114	{
108	static int seen;	115	static int seen;
109		116
110	if (!seen++)	117	if (!seen++)
111	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
112		119
113	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
114	}	121	}
115		122
116	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
142		149
143	}	150	}
144	#endif	151	#endif
145		152
146	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
147	:	154	{
148	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
149	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
150	#endif
151	#ifdef HAVE_SCROLLBARS
152	scrollbar_ev (this, &rxvt_term::x_cb),
153	#endif	157	#endif
154	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
156	#endif	160	#endif
157	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
158	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
159	#endif	163	#endif
160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
162	#endif	166	#endif
163	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
165	#endif	169	#endif
166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#ifdef USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
168	#endif	179	#endif
169	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
170	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
171	#endif	182	#endif
172	#ifdef USE_XIM	183	#ifndef NO_BELL
173	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
174	#endif	185	#endif
175	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
176	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
177	child_ev (this, &rxvt_term::child_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
178	check_ev (this, &rxvt_term::check_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
179	flush_ev (this, &rxvt_term::flush_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
180	destroy_ev (this, &rxvt_term::destroy_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
181	pty_ev (this, &rxvt_term::pty_cb),	192
182	incr_ev (this, &rxvt_term::incr_cb)
183	{
184	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
185		194
186	termlist.push_back (this);	195	termlist.push_back (this);
187		196
188	#ifdef KEYSYM_RESOURCE	197	#ifdef KEYSYM_RESOURCE
…		…
190	#endif	199	#endif
191	}	200	}
192		201
193	// clean up the most important stuff, do *not* call x or free mem etc.	202	// clean up the most important stuff, do *not* call x or free mem etc.
194	// for use before an emergency exit	203	// for use before an emergency exit
		204	void
195	void rxvt_term::emergency_cleanup ()	205	rxvt_term::emergency_cleanup ()
196	{	206	{
197	if (cmd_pid)	207	if (cmd_pid)
198	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
199		209
		210	pty_ev.stop ();
200	delete pty; pty = 0;	211	delete pty; pty = 0;
201	}	212	}
202		213
203	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
204	{	215	{
…		…
211	if (fontset[i] != fontset[0])	222	if (fontset[i] != fontset[0])
212	delete fontset[i];	223	delete fontset[i];
213	#endif	224	#endif
214	delete fontset[0];	225	delete fontset[0];
215		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
216	if (display)	231	if (display)
217	{	232	{
218	dDisp;
219
220	selection_clear ();	233	selection_clear ();
		234	selection_clear (true);
221		235
222	#ifdef USE_XIM	236	#ifdef USE_XIM
223	im_destroy ();	237	im_destroy ();
224	#endif	238	#endif
225	#ifdef XTERM_SCROLLBAR	239	scrollBar.destroy ();
226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
227	if (ShadowGC) XFreeGC (disp, ShadowGC);
228	#endif
229	#ifdef PLAIN_SCROLLBAR
230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
231	#endif
232	#ifdef NEXT_SCROLLBAR
233	if (blackGC) XFreeGC (disp, blackGC);
234	if (whiteGC) XFreeGC (disp, whiteGC);
235	if (grayGC) XFreeGC (disp, grayGC);
236	if (darkGC) XFreeGC (disp, darkGC);
237	if (stippleGC) XFreeGC (disp, stippleGC);
238	if (dimple) XFreePixmap (disp, dimple);
239	if (upArrow) XFreePixmap (disp, upArrow);
240	if (downArrow) XFreePixmap (disp, downArrow);
241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
243	#endif
244	#ifdef RXVT_SCROLLBAR
245	if (topShadowGC) XFreeGC (disp, topShadowGC);
246	if (botShadowGC) XFreeGC (disp, botShadowGC);
247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
248	#endif
249	if (gc) XFreeGC (disp, gc);	240	if (gc) XFreeGC (dpy, gc);
250		241
251	delete drawable;	242	delete drawable;
252	// destroy all windows	243	// destroy all windows
253	if (parent[0])	244	if (parent)
254	XDestroyWindow (disp, parent[0]);	245	XDestroyWindow (dpy, parent);
255	}
256		246
257	// TODO: free pixcolours, colours should become part of rxvt_display	247	for (int i = 0; i < TOTAL_COLORS; i++)
258	delete pix_colors_focused;	248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
259	#if OFF_FOCUS_FADING	251	#if OFF_FOCUS_FADING
260	delete pix_colors_unfocused;	252	pix_colors_unfocused [i].free (this);
261	#endif	253	#endif
		254	}
262		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
263	displays.put (display);	259	displays.put (display);
		260	}
264		261
265	scr_release ();	262	scr_release ();
266		263
267	/* clear all resources */	264	/* clear all resources */
268	for (int i = 0; i < allocated.size (); i++)	265	for (int i = 0; i < allocated.size (); i++)
269	free (allocated [i]);	266	free (allocated [i]);
270		267
271	free (selection.text);	268	free (selection.text);
272	// TODO: manage env vars in child only(!)	269	free (selection.clip_text);
273	free (env_windowid);
274	free (env_display);
275	free (env_term);
276	free (env_colorfgbg);
277	free (locale);	270	free (locale);
278	free (v_buffer);	271	free (v_buffer);
279	free (incr_buf);	272
		273	delete selection_req;
280		274
281	delete envv;	275	delete envv;
282	delete argv;	276	delete argv;
283		277
284	#ifdef KEYSYM_RESOURCE	278	#ifdef KEYSYM_RESOURCE
285	delete keyboard;	279	delete keyboard;
286	#endif	280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
287	}	284	}
288		285
289	// child has exited, usually destroys	286	// child has exited, usually destroys
290	void	287	void
291	rxvt_term::child_cb (child_watcher &w, int status)	288	rxvt_term::child_cb (ev::child &w, int status)
292	{	289	{
293	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));	290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
294		291
295	cmd_pid = 0;	292	cmd_pid = 0;
296		293
297	if (!OPTION (Opt_hold))	294	if (!option (Opt_hold))
298	destroy ();	295	destroy ();
299	}	296	}
300		297
301	void	298	void
302	rxvt_term::destroy ()	299	rxvt_term::destroy ()
303	{	300	{
304	if (destroy_ev.active)	301	if (destroy_ev.is_active ())
305	return;	302	return;
306		303
307	if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))	304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
308	return;
309		305
310	#if ENABLE_OVERLAY	306	#if ENABLE_OVERLAY
311	scr_overlay_off ();	307	scr_overlay_off ();
312	#endif	308	#endif
313		309
314	if (display)	310	if (display)
315	{	311	{
316	#if USE_XIM	312	#if USE_XIM
317	im_ev.stop (display);	313	im_ev.stop (display);
318	#endif	314	#endif
319	#if HAVE_SCROLLBARS
320	scrollbar_ev.stop (display);	315	scrollbar_ev.stop (display);
321	#endif	316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
322	#if TRANSPARENT
323	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
324	#endif	318	#endif
325	incr_ev.stop ();
326	termwin_ev.stop (display);	319	termwin_ev.stop (display);
327	vt_ev.stop (display);	320	vt_ev.stop (display);
328	}	321	}
329		322
330	check_ev.stop ();	323	flush_ev.stop ();
331	pty_ev.stop ();	324	pty_ev.stop ();
332	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
333	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
334	#endif	327	#endif
335	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
…		…
343	#endif	336	#endif
344	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
345	pointer_ev.stop ();	338	pointer_ev.stop ();
346	#endif	339	#endif
347		340
348	destroy_ev.start (0);	341	destroy_ev.start ();
349	}	342	}
350		343
351	void	344	void
352	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
353	{	346	{
354	make_current ();	347	make_current ();
355		348
356	delete this;	349	delete this;
		350	}
		351
		352	void
		353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		354	{
		355	if (!opt)
		356	return;
		357
		358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
		360
		361	val = val & ~mask | (set ? mask : 0);
357	}	362	}
358		363
359	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
360	/*	365	/*
361	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
…		…
368	{	373	{
369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370	(*t)->emergency_cleanup ();	375	(*t)->emergency_cleanup ();
371	}	376	}
372		377
373	#if ENABLE_FRILLS	378	#if !ENABLE_MINIMAL
374	static void	379	static void ecb_cold
375	print_x_error (Display *dpy, XErrorEvent *event)	380	print_x_error (Display *dpy, XErrorEvent *event)
376	{	381	{
377	char buffer[BUFSIZ];	382	char buffer[BUFSIZ];
378	char mesg[BUFSIZ];	383	char mesg[BUFSIZ];
379	char number[32];	384	char number[32];
380	char *mtype = "XlibMessage";	385	const char mtype[] = "XlibMessage";
381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);	386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);	387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383	rxvt_warn ("An X Error occured, trying to continue after report.\n");	388	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
384	rxvt_warn ("%s: %s\n", mesg, buffer);	389	rxvt_warn ("%s: %s\n", mesg, buffer);
385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387	sprintf(number, "%d", event->request_code);	392	sprintf(number, "%d", event->request_code);
388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);	393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389	rxvt_warn ("(which is %s)\n", buffer);	394	rxvt_warn ("(which is %s)\n", buffer);
390	if (event->request_code >= 128) {	395	if (event->request_code >= 128) {
391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392	mesg, BUFSIZ);	397	mesg, BUFSIZ);
393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394	}	399	}
395	if ((event->error_code == BadWindow) ||	400	if ((event->error_code == BadWindow) ||
396	(event->error_code == BadPixmap) ||	401	(event->error_code == BadPixmap) ||
397	(event->error_code == BadCursor) ||	402	(event->error_code == BadCursor) ||
398	(event->error_code == BadFont) ||	403	(event->error_code == BadFont) ||
399	(event->error_code == BadDrawable) ||	404	(event->error_code == BadDrawable) ||
400	(event->error_code == BadColor) ||	405	(event->error_code == BadColor) ||
401	(event->error_code == BadGC) ||	406	(event->error_code == BadGC) ||
402	(event->error_code == BadIDChoice) ||	407	(event->error_code == BadIDChoice) ||
403	(event->error_code == BadValue) ||	408	(event->error_code == BadValue) ||
404	(event->error_code == BadAtom)) {	409	(event->error_code == BadAtom)) {
405	if (event->error_code == BadValue)	410	if (event->error_code == BadValue)
406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407	mesg, BUFSIZ);	412	mesg, BUFSIZ);
408	else if (event->error_code == BadAtom)	413	else if (event->error_code == BadAtom)
409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410	mesg, BUFSIZ);	415	mesg, BUFSIZ);
411	else	416	else
412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413	mesg, BUFSIZ);	418	mesg, BUFSIZ);
414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);	419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415	}	420	}
416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",	421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417	mesg, BUFSIZ);	422	mesg, BUFSIZ);
418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);	423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419	}	424	}
420	#endif	425	#endif
421		426
422	int	427	int ecb_cold
423	rxvt_xerror_handler (Display *display, XErrorEvent *event)	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
424	{	429	{
425	if (GET_R->allowedxerror == -1)	430	if (GET_R->allowedxerror == -1)
426	GET_R->allowedxerror = event->error_code;	431	GET_R->allowedxerror = event->error_code;
427	else	432	else
428	{	433	{
429	// GET_R is most likely not the terminal which caused the error,	434	// GET_R is most likely not the terminal which caused the error,
430	// so just output the error and continue	435	// so just output the error and continue
431	#if ENABLE_FRILLS	436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
432	print_x_error (display, event);	439	print_x_error (display, event);
433	#else
434	old_xerror_handler (display, event);
435	#endif	440	#endif
436	}	441	}
437		442
438	return 0;	443	return 0;
439	}	444	}
440		445
441	int	446	int ecb_cold
442	rxvt_xioerror_handler (Display *display)	447	rxvt_xioerror_handler (Display *display)
443	{	448	{
444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",	449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445	DisplayString (display));	450	DisplayString (display));
446	rxvt_emergency_cleanup ();	451	rxvt_emergency_cleanup ();
447	_exit (EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
448	}	453	}
449		454
450	/*----------------------------------------------------------------------*/
451	bool
452	rxvt_term::init (int argc, const char *const *argv)
453	{
454	SET_R (this);
455	set_locale ("");
456	set_environ (envv); // few things in X do not call setlocale :(
457
458	if (!init_vars ())
459	return false;
460
461	init_secondary ();
462
463	const char **cmd_argv = init_resources (argc, argv);
464
465	#ifdef KEYSYM_RESOURCE
466	keyboard->register_done ();
467	#endif
468
469	#if ENABLE_PERL
470	if (!rs[Rs_perl_ext_1])
471	rs[Rs_perl_ext_1] = "default";
472
473	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
474	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
475	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
476	{
477	rxvt_perl.init (this);
478	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
479	}
480	#endif
481
482	#ifdef HAVE_SCROLLBARS
483	if (OPTION (Opt_scrollBar))
484	scrollBar.setIdle (); /* set existence for size calculations */
485	#endif
486
487	pty = rxvt_new_ptytty ();
488
489	create_windows (argc, argv);
490
491	dDisp;
492
493	init_xlocale ();
494
495	scr_reset (); // initialize screen
496
497	#if 0
498	XSynchronize (disp, True);
499	#endif
500
501	#ifdef HAVE_SCROLLBARS
502	if (OPTION (Opt_scrollBar))
503	resize_scrollbar (); /* create and map scrollbar */
504	#endif
505	#ifdef TRANSPARENT
506	if (OPTION (Opt_transparent))
507	{
508	XSelectInput (disp, display->root, PropertyChangeMask);
509	check_our_parents ();
510	rootwin_ev.start (display, display->root);
511	}
512	#endif
513
514	set_colorfgbg ();
515
516	init_command (cmd_argv);
517
518	free (cmd_argv);
519
520	if (pty->pty >= 0)
521	pty_ev.start (pty->pty, EVENT_READ);
522
523	check_ev.start ();
524
525	HOOK_INVOKE ((this, HOOK_START, DT_END));
526
527	XMapWindow (disp, vt);
528	XMapWindow (disp, parent[0]);
529
530	return true;
531	}
532
533	static struct sig_handlers	455	static struct sig_handlers
534	{	456	{
535	sig_watcher sw_term, sw_int;	457	ev::sig sw_term, sw_int;
536		458
537	/*	459	/*
538	* Catch a fatal signal and tidy up before quitting	460	* Catch a fatal signal and tidy up before quitting
539	*/	461	*/
540	void	462	void sig_term (ev::sig &w, int revents);
541	sig_term (sig_watcher &w)	463
		464	sig_handlers ()
542	{	465	{
543	#ifdef DEBUG_CMD	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
544	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
545	#endif
546	rxvt_emergency_cleanup ();
547	signal (w.signum, SIG_DFL);
548	kill (getpid (), w.signum);
549	}
550
551	sig_handlers ()
552	: sw_term (this, &sig_handlers::sig_term),
553	sw_int (this, &sig_handlers::sig_term)	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
554	{
555	}	468	}
556	} sig_handlers;	469	} sig_handlers;
557		470
		471	void
		472	sig_handlers::sig_term (ev::sig &w, int revents)
		473	{
		474	rxvt_emergency_cleanup ();
		475	w.stop ();
		476	kill (getpid (), w.signum);
		477	}
		478
		479	static void
		480	rxvt_get_ttymode (struct termios *tio)
		481	{
		482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
		484
		485	for (int i = 0; i < NCCS; i++)
		486	tio->c_cc[i] = VDISABLE;
		487
		488	tio->c_cc[VINTR] = CINTR;
		489	tio->c_cc[VQUIT] = CQUIT;
		490	tio->c_cc[VERASE] = CERASE;
		491	#ifdef VERASE2
		492	tio->c_cc[VERASE2] = CERASE2;
		493	#endif
		494	tio->c_cc[VKILL] = CKILL;
		495	tio->c_cc[VEOF] = CEOF;
		496	tio->c_cc[VSTART] = CSTART;
		497	tio->c_cc[VSTOP] = CSTOP;
		498	tio->c_cc[VSUSP] = CSUSP;
		499	# ifdef VDSUSP
		500	tio->c_cc[VDSUSP] = CDSUSP;
		501	# endif
		502	# ifdef VREPRINT
		503	tio->c_cc[VREPRINT] = CRPRNT;
		504	# endif
		505	# ifdef VDISCRD
		506	tio->c_cc[VDISCRD] = CFLUSH;
		507	# endif
		508	# ifdef VWERSE
		509	tio->c_cc[VWERSE] = CWERASE;
		510	# endif
		511	# ifdef VLNEXT
		512	tio->c_cc[VLNEXT] = CLNEXT;
		513	# endif
		514	# ifdef VSTATUS
		515	tio->c_cc[VSTATUS] = CSTATUS;
		516	# endif
		517
		518	# if VMIN != VEOF
		519	tio->c_cc[VMIN] = 1;
		520	# endif
		521	# if VTIME != VEOL
		522	tio->c_cc[VTIME] = 0;
		523	# endif
		524
		525	/* input modes */
		526	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		527	# ifdef IMAXBEL
		528	| IMAXBEL
		529	# endif
		530	| IXON);
		531
		532	/* output modes */
		533	tio->c_oflag = (OPOST | ONLCR);
		534
		535	/* control modes */
		536	tio->c_cflag = (CS8 | CREAD);
		537
		538	/* local modes */
		539	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		540	# if defined (ECHOCTL) && defined (ECHOKE)
		541	| ECHOCTL | ECHOKE
		542	# endif
		543	| ECHOE | ECHOK);
		544	}
		545
558	char **rxvt_environ; // startup environment	546	char **rxvt_environ; // startup environment
559		547
560	void	548	void
561	rxvt_init ()	549	rxvt_init ()
562	{	550	{
563	uid_t uid = getuid ();	551	assert (("fontMask must not overlap other RS masks",
564	gid_t gid = getgid ();	552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
565
566	// before doing anything else, check for setuid/setgid operation,
567	// start the helper process and drop privileges
568	if (uid != geteuid ()
569	|| gid != getegid ())
570	{
571	#if PTYTTY_HELPER
572	rxvt_ptytty_server ();
573	#else
574	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
575	#endif
576		553
577	// drop privileges	554	rxvt_get_ttymode (&rxvt_term::def_tio);
578	#if HAVE_SETRESUID
579	setresgid (gid, gid, gid);
580	setresuid (uid, uid, uid);
581	#elif HAVE_SETREUID
582	setregid (gid, gid);
583	setreuid (uid, uid);
584	#elif HAVE_SETUID
585	setgid (gid);
586	setuid (uid);
587	#endif
588		555
589	if (uid != geteuid ()	556	// get rid of stdin/stdout as we don't need them, to free resources
590	|| gid != getegid ())	557	dup2 (STDERR_FILENO, STDIN_FILENO);
591	rxvt_fatal ("unable to drop privileges, aborting.\n");	558	dup2 (STDERR_FILENO, STDOUT_FILENO);
592	}	559
		560	if (!ev_default_loop ())
		561	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
593		562
594	rxvt_environ = environ;	563	rxvt_environ = environ;
595		564
596	signal (SIGHUP, SIG_IGN);	565	signal (SIGHUP, SIG_IGN);
597	signal (SIGPIPE, SIG_IGN);	566	signal (SIGPIPE, SIG_IGN);
598		567
599	sig_handlers.sw_term.start (SIGTERM);	568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
600	sig_handlers.sw_int.start (SIGINT);	569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
601
602	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
603	/* signal (SIGURG, SIG_DFL); */
604		570
605	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
606	// TODO: handle this with exceptions and tolerate the memory loss	572	// TODO: handle this with exceptions and tolerate the memory loss
607	XSetIOErrorHandler (rxvt_xioerror_handler);	573	XSetIOErrorHandler (rxvt_xioerror_handler);
608		574
609	XrmInitialize ();	575	XrmInitialize ();
610	}	576	}
611		577
612	/* ------------------------------------------------------------------------- *
613	* MEMORY ALLOCATION WRAPPERS *
614	* ------------------------------------------------------------------------- */
615	void *
616	rxvt_malloc (size_t size)
617	{
618	void *p = malloc (size);
619
620	if (!p)
621	rxvt_fatal ("memory allocation failure. aborting.\n");
622
623	return p;
624	}
625
626	void *
627	rxvt_calloc (size_t number, size_t size)
628	{
629	void *p = calloc (number, size);
630
631	if (!p)
632	rxvt_fatal ("memory allocation failure. aborting.\n");
633
634	return p;
635	}
636
637	void *
638	rxvt_realloc (void *ptr, size_t size)
639	{
640	void *p = realloc (ptr, size);
641
642	if (!p)
643	rxvt_fatal ("memory allocation failure. aborting.\n");
644
645	return p;
646	}
647
648	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
649	/*	579	/*
650	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
651	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
652	*/	582	*/
653	void	583	void
654	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
655	{	585	{
656	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
657	int x, y, sb_w, flags;	587	int x, y, flags;
658	unsigned int w, h;	588	unsigned int w, h;
659	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
660	dDisp;
661
662	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
663	ncol, nrow, szHint.width, szHint.height));
664		590
665	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
666	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
667	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
668		594
…		…
676	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
677	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
678		604
679	if (flags & WidthValue)	605	if (flags & WidthValue)
680	{	606	{
		607	if (!w)
		608	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		609
681	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	610	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
682	szHint.flags |= USSize;	611	szHint.flags |= USSize;
683	}	612	}
684		613
685	if (flags & HeightValue)	614	if (flags & HeightValue)
686	{	615	{
		616	if (!h)
		617	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		618
687	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	619	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
688	szHint.flags |= USSize;	620	szHint.flags |= USSize;
689	}	621	}
690		622
691	if (flags & XValue)	623	if (flags & XValue)
692	{	624	{
…		…
723	max_width = MAX_COLS * fwidth;	655	max_width = MAX_COLS * fwidth;
724	max_height = MAX_ROWS * fheight;	656	max_height = MAX_ROWS * fheight;
725		657
726	szHint.base_width = szHint.base_height = 2 * int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
727		659
728	sb_w = 0;
729	window_vt_x = window_vt_y = int_bwidth;	660	window_vt_x = window_vt_y = int_bwidth;
730		661
731	if (scrollBar.state)	662	if (scrollBar.state)
732	{	663	{
733	sb_w = scrollbar_TotalWidth ();	664	int sb_w = scrollBar.total_width ();
734	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
735	if (!OPTION (Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
736	window_vt_x += sb_w;	668	window_vt_x += sb_w;
737	}	669	}
738		670
739	szHint.width_inc = fwidth;	671	szHint.width_inc = fwidth;
740	szHint.height_inc = fheight;	672	szHint.height_inc = fheight;
741	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
742	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
743		675
744	if (newwidth && newwidth - szHint.base_width < max_width)	676	if (newwidth && newwidth - szHint.base_width < max_width)
745	{	677	{
746	szHint.width = newwidth;	678	szHint.width = newwidth;
…		…
761	{	693	{
762	min_it (height, max_height);	694	min_it (height, max_height);
763	szHint.height = szHint.base_height + height;	695	szHint.height = szHint.base_height + height;
764	}	696	}
765		697
766	if (scrollBar.state && OPTION (Opt_scrollBar_right))
767	window_sb_x = szHint.width - sb_w;
768
769	if (recalc_x)	698	if (recalc_x)
770	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		700
771	if (recalc_y)	701	if (recalc_y)
772	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
773		703
774	ncol = width / fwidth;	704	ncol = width / fwidth;
775	nrow = height / fheight;	705	nrow = height / fheight;
776	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
777	ncol, nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
778	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
779	return;	709	// extra areas not covered by the terminal screen. Such gaps, when a
		710	// bg pixmap is set, would have to be cleared manually to properly
		711	// refresh the background. We take the simpler route and shrink the
		712	// vt window so as to avoid creating gaps.
		713	vt_width = ncol * fwidth;
		714	vt_height = nrow * fheight;
780	}	715	}
781		716
782	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
783	/*	718	/*
784	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
…		…
792		727
793	struct winsize ws;	728	struct winsize ws;
794		729
795	ws.ws_col = ncol;	730	ws.ws_col = ncol;
796	ws.ws_row = nrow;	731	ws.ws_row = nrow;
797	ws.ws_xpixel = width;	732	ws.ws_xpixel = vt_width;
798	ws.ws_ypixel = height;	733	ws.ws_ypixel = vt_height;
799	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
800		735
801	#if 0	736	#if 0
802	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	737	// TIOCSWINSZ is supposed to do this automatically and correctly
803	if (cmd_pid) /* force through to the command */	738	if (cmd_pid) /* force through to the command */
804	kill (-cmd_pid, SIGWINCH);	739	kill (-cmd_pid, SIGWINCH);
805	#endif	740	#endif
806	}	741	}
807		742
808	/*----------------------------------------------------------------------*/	743	/*----------------------------------------------------------------------*/
809	/* set_fonts () - load and set the various fonts	744	/* load and set the various fonts */
810	*
811	* init = 1 - initialize
812	*
813	* fontname == FONT_UP - switch to bigger font
814	* fontname == FONT_DN - switch to smaller font
815	*/
816	bool	745	bool
817	rxvt_term::set_fonts ()	746	rxvt_term::set_fonts ()
818	{	747	{
819	rxvt_fontset *fs = new rxvt_fontset (this);	748	rxvt_fontset *fs = new rxvt_fontset (this);
820	rxvt_fontprop prop;	749	rxvt_fontprop prop;
…		…
834	#endif	763	#endif
835		764
836	delete fontset[0];	765	delete fontset[0];
837	fontset[0] = fs;	766	fontset[0] = fs;
838		767
839	prop = (*fs)[1]->properties ();	768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
840	prop.height += lineSpace;	769	prop.width += letterSpace;
		770
841	fs->set_prop (prop);	771	fs->set_prop (prop, false);
842		772
843	fwidth = prop.width;	773	fwidth = prop.width;
844	fheight = prop.height;	774	fheight = prop.height + lineSpace;
845	fbase = prop.ascent;	775	fbase = prop.ascent;
846		776
847	for (int style = 1; style < 4; style++)	777	for (int style = 1; style < 4; style++)
848	{	778	{
849	#if ENABLE_STYLES	779	#if ENABLE_STYLES
…		…
855	{	785	{
856	fontset[style] = fs = new rxvt_fontset (this);	786	fontset[style] = fs = new rxvt_fontset (this);
857	rxvt_fontprop prop2 = prop;	787	rxvt_fontprop prop2 = prop;
858		788
859	if (res)	789	if (res)
860	prop2.weight = prop2.slant = rxvt_fontprop::unset;	790	{
		791	fs->populate (res);
		792	fs->set_prop (prop2, false);
		793	}
861	else	794	else
862	{	795	{
863	res = fontset[0]->fontdesc;	796	fs->populate (fontset[0]->fontdesc);
864		797
865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	798	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	799	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		800
		801	fs->set_prop (prop2, true);
867	}	802	}
868		803
869	fs->populate (res);
870	fs->set_prop (prop2);
871	}	804	}
872	#else	805	#else
873	fontset[style] = fontset[0];	806	fontset[style] = fontset[0];
874	#endif	807	#endif
875	}	808	}
876		809
877	if (parent[0])	810	if (parent)
878	{	811	{
879	resize_all_windows (0, 0, 0);	812	resize_all_windows (0, 0, 0);
880	scr_remap_chars ();	813	scr_remap_chars ();
881	scr_touch (true);	814	scr_touch (true);
882	}	815	}
883		816
884	return true;	817	return true;
885	}	818	}
886		819
		820	void
887	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	821	rxvt_term::set_string_property (Atom prop, const char *str, int len)
888	{	822	{
889	XChangeProperty (display->display, parent[0],	823	XChangeProperty (dpy, parent,
890	prop, XA_STRING, 8, PropModeReplace,	824	prop, XA_STRING, 8, PropModeReplace,
891	(const unsigned char *)str, len >= 0 ? len : strlen (str));	825	(const unsigned char *)str, len >= 0 ? len : strlen (str));
892	}	826	}
893		827
		828	void
		829	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		830	{
		831	XTextProperty ct;
		832
		833	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		834	{
		835	XSetTextProperty (dpy, parent, &ct, prop);
		836	XFree (ct.value);
		837	}
		838	}
		839
		840	void
894	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	841	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
895	{	842	{
896	wchar_t *ws = rxvt_mbstowcs (str, len);	843	wchar_t *ws = rxvt_mbstowcs (str, len);
897	char *s = rxvt_wcstoutf8 (ws);	844	char *s = rxvt_wcstoutf8 (ws);
898		845
899	XChangeProperty (display->display, parent[0],	846	XChangeProperty (dpy, parent,
900	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	847	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
901	(const unsigned char *)s, strlen (s));	848	(const unsigned char *)s, strlen (s));
902		849
903	free (s);	850	free (s);
904	free (ws);	851	free (ws);
…		…
908	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
909	/* xterm sequences - title, iconName, color (exptl) */	856	/* xterm sequences - title, iconName, color (exptl) */
910	void	857	void
911	rxvt_term::set_title (const char *str)	858	rxvt_term::set_title (const char *str)
912	{	859	{
913	set_string_property (XA_WM_NAME, str);	860	set_mbstring_property (XA_WM_NAME, str);
914	#if ENABLE_EWMH	861	#if ENABLE_EWMH
915	set_utf8_property (xa[XA_NET_WM_NAME], str);	862	set_utf8_property (xa[XA_NET_WM_NAME], str);
916	#endif	863	#endif
917	}	864	}
918		865
919	void	866	void
920	rxvt_term::set_icon_name (const char *str)	867	rxvt_term::set_icon_name (const char *str)
921	{	868	{
922	set_string_property (XA_WM_ICON_NAME, str);	869	set_mbstring_property (XA_WM_ICON_NAME, str);
923	#if ENABLE_EWMH	870	#if ENABLE_EWMH
924	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	871	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
925	#endif	872	#endif
926	}	873	}
927		874
		875	void
		876	rxvt_term::set_window_color (int idx, const char *color)
		877	{
928	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
929	void
930	rxvt_term::set_window_color (int idx, const char *color)
931	{
932	rxvt_color xcol;	879	rxvt_color xcol;
933	int i;
934		880
935	if (color == NULL || *color == '\0')	881	if (color == NULL || *color == '\0')
936	return;	882	return;
937		883
		884	color = strdup (color);
		885	allocated.push_back ((void *)color);
		886	rs[Rs_color + idx] = color;
		887
938	/* handle color aliases */	888	/* handle color aliases */
939	if (isdigit (*color))	889	if (isdigit (*color))
940	{	890	{
941	i = atoi (color);	891	int i = atoi (color);
942		892
943	if (i >= 8 && i <= 15)	893	if (i >= 8 && i <= 15)
		894	{
944	{ /* bright colors */	895	/* bright colors */
945	i -= 8;
946	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
947	SET_PIXCOLOR (idx);
948	goto done;	897	goto done;
949	}	898	}
950		899
951	if (i >= 0 && i <= 7)	900	if (i >= 0 && i <= 7)
		901	{
952	{ /* normal colors */	902	/* normal colors */
953	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
954	SET_PIXCOLOR (idx);
955	goto done;	904	goto done;
956	}	905	}
957	}	906	}
958		907
959	if (!rXParseAllocColor (&xcol, color))	908	set_color (xcol, color);
960	return;
961
962	/* XStoreColor (display->display, display->cmap, XColor*); */
963		909
964	/*	910	/*
965	* FIXME: should free colors here, but no idea how to do it so instead,	911	* FIXME: should free colors here, but no idea how to do it so instead,
966	* so just keep gobbling up the colormap	912	* so just keep gobbling up the colormap
967	*/	913	*/
968	# if 0
969	for (i = Color_Black; i <= Color_White; i++)
970	if (pix_colors[idx] == pix_colors[i])
971	break;
972	if (i > Color_White)
973	{
974	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
975	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
976	DisplayPlanes (display->display, display->screen));
977	}
978	# endif
979		914
980	pix_colors_focused[idx] = xcol;	915	pix_colors_focused[idx] = xcol;
981	SET_PIXCOLOR (idx);
982		916
983	/* XSetWindowAttributes attr; */
984	/* Cursor cursor; */
985	done:	917	done:
986
987	#if OFF_FOCUS_FADING
988	if (rs[Rs_fade])
989	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
990	#endif
991
992	/*TODO: handle Color_BD, scrollbar background, etc. */	918	/*TODO: handle Color_BD, scrollbar background, etc. */
993		919
		920	update_fade_color (idx);
994	recolour_cursor ();	921	recolour_cursor ();
995	scr_recolour ();	922	scr_recolour ();
		923	#endif /* XTERM_COLOR_CHANGE */
996	}	924	}
997
998	#else
999	# define set_window_color (idx,color) ((void)0)
1000	#endif /* XTERM_COLOR_CHANGE */
1001		925
1002	void	926	void
1003	rxvt_term::recolour_cursor ()	927	rxvt_term::recolour_cursor ()
1004	{	928	{
1005	XColor xcol[2];	929	XColor fg, bg;
1006		930
1007	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	931	(ISSET_PIXCOLOR (Color_pointer_fg)
1008	? pix_colors_focused[Color_pointer_fg]	932	? pix_colors_focused[Color_pointer_fg]
1009	: pix_colors_focused[Color_fg];	933	: pix_colors_focused[Color_fg]).get (fg);
		934
1010	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	935	(ISSET_PIXCOLOR (Color_pointer_bg)
1011	? pix_colors_focused[Color_pointer_bg]	936	? pix_colors_focused[Color_pointer_bg]
1012	: pix_colors_focused[Color_bg];	937	: pix_colors_focused[Color_bg]).get (bg);
1013		938
1014	XQueryColors (display->display, display->cmap, xcol, 2);	939	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1015	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1016	}	940	}
1017		941
1018	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
1019	/*	943	/*
1020	* find if fg/bg matches any of the normal (low-intensity) colors	944	* find if fg/bg matches any of the normal (low-intensity) colors
1021	*/	945	*/
1022	void	946	char *
1023	rxvt_term::set_colorfgbg ()	947	rxvt_term::get_colorfgbg ()
1024	{	948	{
1025	unsigned int i;	949	unsigned int i;
1026	const char *xpmb = "\0";	950	const char *xpmb = "";
1027	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	951	char fstr[] = "default";
		952	char bstr[] = "default";
		953	char *env_colorfgbg;
1028		954
1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1030	strcpy (fstr, "default");
1031	strcpy (bstr, "default");
1032	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
1033	if (pix_colors[Color_fg] == pix_colors[i])	956	if (pix_colors[Color_fg] == pix_colors[i])
1034	{	957	{
1035	sprintf (fstr, "%d", (i - Color_Black));	958	sprintf (fstr, "%d", i - Color_Black);
1036	break;	959	break;
1037	}	960	}
1038		961
1039	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
1040	if (pix_colors[Color_bg] == pix_colors[i])	963	if (pix_colors[Color_bg] == pix_colors[i])
1041	{	964	{
1042	sprintf (bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", i - Color_Black);
1043	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
1044	xpmb = "default;";	967	xpmb = "default;";
1045	#endif	968	#endif
1046	break;	969	break;
1047	}	970	}
1048		971
		972	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1049	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	973	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		974	return env_colorfgbg;
1050	}	975	}
1051		976
1052	/*----------------------------------------------------------------------*/	977	/*----------------------------------------------------------------------*/
1053		978
1054	int	979	bool
1055	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	980	rxvt_term::set_color (rxvt_color &color, const char *name)
1056	{	981	{
1057	if (!screen_in_out->set (display, colour))	982	if (color.set (this, name))
1058	{
1059	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1060	return false;
1061	}
1062
1063	return true;	983	return true;
		984
		985	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		986	return false;
		987	}
		988
		989	void
		990	rxvt_term::alias_color (int dst, int src)
		991	{
		992	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1064	}	993	}
1065		994
1066	/* -------------------------------------------------------------------- *	995	/* -------------------------------------------------------------------- *
1067	* - WINDOW RESIZING - *	996	* - WINDOW RESIZING - *
1068	* -------------------------------------------------------------------- */	997	* -------------------------------------------------------------------- */
1069	void	998	void
1070	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	999	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1071	{	1000	{
1072	int fix_screen;	1001	int fix_screen;
1073	int old_width = szHint.width, old_height = szHint.height;	1002	int old_width = szHint.width;
1074	dDisp;	1003	int old_height = szHint.height;
1075		1004
1076	window_calc (newwidth, newheight);	1005	window_calc (newwidth, newheight);
		1006
		1007	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1008
		1009	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1010	if (set_hint)
		1011	{
		1012	szHint.flags &= ~(PBaseSize | PResizeInc);
1077	XSetWMNormalHints (disp, parent[0], &szHint);	1013	XSetWMNormalHints (dpy, parent, &szHint);
		1014	szHint.flags |= PBaseSize | PResizeInc;
		1015	}
1078		1016
1079	if (!ignoreparent)	1017	if (!ignoreparent)
1080	{	1018	{
1081	#ifdef SMART_RESIZE	1019	#ifdef SMART_RESIZE
1082	/*	1020	/*
…		…
1086	int x, y, x1, y1;	1024	int x, y, x1, y1;
1087	int dx, dy;	1025	int dx, dy;
1088	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1026	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1089	Window unused_cr;	1027	Window unused_cr;
1090		1028
1091	XTranslateCoordinates (disp, parent[0], display->root,	1029	XTranslateCoordinates (dpy, parent, display->root,
1092	0, 0, &x, &y, &unused_cr);	1030	0, 0, &x, &y, &unused_cr);
1093	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1031	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1094	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1032	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1095	/*	1033	/*
1096	* if display->root isn't the parent window, a WM will probably have offset	1034	* if display->root isn't the parent window, a WM will probably have offset
1097	* our position for handles and decorations. Counter it	1035	* our position for handles and decorations. Counter it
1098	*/	1036	*/
…		…
1100	{	1038	{
1101	x -= x1;	1039	x -= x1;
1102	y -= y1;	1040	y -= y1;
1103	}	1041	}
1104		1042
1105	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1043	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1106	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1044	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1107	dx = old_width - szHint.width;	1045	dx = old_width - szHint.width;
1108	dy = old_height - szHint.height;	1046	dy = old_height - szHint.height;
1109		1047
1110	/* Check position of the center of the window */	1048	/* Check position of the center of the window */
1111	if (x < x1) /* left half */	1049	if (x < x1) /* left half */
1112	dx = 0;	1050	dx = 0;
…		…
1115	if (y < y1) /* top half */	1053	if (y < y1) /* top half */
1116	dy = 0;	1054	dy = 0;
1117	else if (y == y1) /* exact center */	1055	else if (y == y1) /* exact center */
1118	dy /= 2;	1056	dy /= 2;
1119		1057
1120	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1058	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1121	szHint.width, szHint.height);	1059	szHint.width, szHint.height);
1122	#else	1060	#else
1123	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1061	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1124	#endif	1062	#endif
1125	}	1063	}
		1064
		1065	if (set_hint)
		1066	XSetWMNormalHints (dpy, parent, &szHint);
1126		1067
1127	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1068	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1128		1069
1129	if (fix_screen || newwidth != old_width || newheight != old_height)	1070	if (fix_screen || newwidth != old_width || newheight != old_height)
1130	{	1071	{
1131	if (scrollBar.state)	1072	if (scrollBar.state)
1132	{	1073	scrollBar.resize ();
1133	XMoveResizeWindow (disp, scrollBar.win,
1134	window_sb_x, 0,
1135	scrollbar_TotalWidth (), szHint.height);
1136	resize_scrollbar ();
1137	}
1138		1074
1139	XMoveResizeWindow (disp, vt,	1075	XMoveResizeWindow (dpy, vt,
1140	window_vt_x, window_vt_y,	1076	window_vt_x, window_vt_y,
1141	width, height);	1077	vt_width, vt_height);
1142		1078
1143	scr_clear ();	1079	#ifdef HAVE_BG_PIXMAP
1144	#ifdef XPM_BACKGROUND	1080	if (bg_window_size_sensitive ())
1145	resize_pixmap ();	1081	update_background ();
1146	#endif	1082	#endif
1147	}	1083	}
1148		1084
1149	if (fix_screen || old_height == 0)	1085	if (fix_screen || old_height == 0)
1150	{
1151	int curr_screen = -1;
1152	int old_ncol = prev_ncol;
1153
1154	/* scr_reset only works on the primary screen */
1155	if (old_height) /* this is not the first time through */
1156	{
1157	unsigned int ocol = ncol;
1158	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1159	curr_screen = scr_change_screen (PRIMARY);
1160	ncol = ocol;
1161	}
1162
1163	scr_reset ();	1086	scr_reset ();
1164
1165	if (curr_screen >= 0) /* this is not the first time through */
1166	{
1167	scr_change_screen (curr_screen);
1168	selection_check (old_ncol != ncol ? 4 : 0);
1169	}
1170	}
1171
1172	old_width = szHint.width;
1173	old_height = szHint.height;
1174
1175	#ifdef XPM_BACKGROUND
1176	if (pixmap)
1177	scr_touch (false);
1178	#endif
1179		1087
1180	#ifdef USE_XIM	1088	#ifdef USE_XIM
1181	IMSetStatusPosition ();	1089	im_set_position ();
1182	#endif	1090	#endif
1183	}	1091	}
1184		1092
1185	/*	1093	/*
1186	* Set the width/height of the vt window in characters. Units are pixels.	1094	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1191	{	1099	{
1192	XWindowAttributes wattr;	1100	XWindowAttributes wattr;
1193		1101
1194	if (newwidth == 0 || newheight == 0)	1102	if (newwidth == 0 || newheight == 0)
1195	{	1103	{
1196	XGetWindowAttributes (display->display, display->root, &wattr);	1104	XGetWindowAttributes (dpy, display->root, &wattr);
1197		1105
1198	if (newwidth == 0)	1106	if (newwidth == 0)
1199	newwidth = wattr.width - szHint.base_width;	1107	newwidth = wattr.width - szHint.base_width;
1200	if (newheight == 0)	1108	if (newheight == 0)
1201	newheight = wattr.height - szHint.base_height;	1109	newheight = wattr.height - szHint.base_height;
1202	}	1110	}
1203		1111
1204	if (newwidth != width || newheight != height)	1112	if (newwidth != vt_width || newheight != vt_height)
1205	{	1113	{
1206	newwidth += szHint.base_width;	1114	newwidth += szHint.base_width;
1207	newheight += szHint.base_height;	1115	newheight += szHint.base_height;
1208	resize_all_windows (newwidth, newheight, 0);	1116	resize_all_windows (newwidth, newheight, 0);
1209	}	1117	}
…		…
1215	#ifdef USE_XIM	1123	#ifdef USE_XIM
1216		1124
1217	void	1125	void
1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1126	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1219	{	1127	{
1220	fg = pix_colors[Color_fg];	1128	fg = pix_colors [Color_fg];
1221	bg = pix_colors[Color_bg];	1129	bg = pix_colors [Color_bg];
1222	}	1130	}
1223		1131
1224	void	1132	void
1225	rxvt_term::im_set_size (XRectangle &size)	1133	rxvt_term::im_set_size (XRectangle &size)
1226	{	1134	{
…		…
1247	status_rect.height = fheight;	1155	status_rect.height = fheight;
1248	}	1156	}
1249		1157
1250	/* Checking whether input method is running. */	1158	/* Checking whether input method is running. */
1251	bool	1159	bool
1252	rxvt_term::IMisRunning ()	1160	rxvt_term::im_is_running ()
1253	{	1161	{
1254	char *p;
1255	Atom atom;	1162	Atom atom;
1256	Window win;	1163	Window win;
1257	char server[IMBUFSIZ];	1164	char server[IMBUFSIZ];
1258		1165
1259	/* get current locale modifier */	1166	/* get current locale modifier */
1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1167	if (char *p = XSetLocaleModifiers (0))
1261	{	1168	{
1262	strcpy (server, "@server=");	1169	strcpy (server, "@server=");
1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1170	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1264		1171
1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1172	if (p = strchr (server + 1, '@')) /* first one only */
1266	*p = '\0';	1173	*p = '\0';
1267		1174
1268	atom = XInternAtom (display->display, server, False);	1175	atom = XInternAtom (dpy, server, False);
1269	win = XGetSelectionOwner (display->display, atom);	1176	win = XGetSelectionOwner (dpy, atom);
1270		1177
1271	if (win != None)	1178	if (win != None)
1272	return True;	1179	return true;
1273	}	1180	}
1274		1181
1275	return False;	1182	return false;
1276	}	1183	}
1277		1184
1278	void	1185	void
1279	rxvt_term::IMSendSpot ()	1186	rxvt_term::im_send_spot ()
1280	{	1187	{
1281	XPoint nspot;	1188	XPoint nspot;
1282	XVaNestedList preedit_attr;	1189	XVaNestedList preedit_attr;
1283		1190
1284	if (!Input_Context	1191	if (!Input_Context
1285	|| !focus	1192	|| !focus
1286	|| !(input_style & XIMPreeditPosition))	1193	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1287	return;	1194	return;
1288		1195
1289	im_set_position (nspot);	1196	im_set_position (nspot);
1290		1197
1291	if (nspot.x == spot.x && nspot.y == spot.y)	1198	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1310	input_method = 0;	1217	input_method = 0;
1311	}	1218	}
1312		1219
1313	Input_Context = 0;	1220	Input_Context = 0;
1314	}	1221	}
		1222
		1223	#ifdef ENABLE_XIM_ONTHESPOT
		1224
		1225	static void
		1226	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1227	{
		1228	((rxvt_term *)client_data)->make_current ();
		1229	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1230	}
		1231
		1232	static void
		1233	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1234	{
		1235	((rxvt_term *)client_data)->make_current ();
		1236	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1237	}
		1238
		1239	static void
		1240	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1241	{
		1242	rxvt_term *term = (rxvt_term *)client_data;
		1243	XIMText *text = call_data->text;
		1244
		1245	term->make_current ();
		1246
		1247	if (text)
		1248	{
		1249	wchar_t *str;
		1250
		1251	if (!text->encoding_is_wchar && text->string.multi_byte)
		1252	{
		1253	// of course, X makes it ugly again
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->rs[Rs_imLocale]);
		1256
		1257	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1258	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1259
		1260	if (term->rs[Rs_imLocale])
		1261	SET_LOCALE (term->locale);
		1262	}
		1263	else
		1264	str = text->string.wide_char;
		1265
		1266	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1267	DT_INT, call_data->caret,
		1268	DT_INT, call_data->chg_first,
		1269	DT_INT, call_data->chg_length,
		1270	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1271	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1272	DT_END));
		1273	}
		1274	else
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_END));
		1280	}
		1281
		1282	#if 0
		1283	static void
		1284	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1285	{
		1286	((rxvt_term *)client_data)->make_current ();
		1287	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1288	DT_INT, call_data->position,
		1289	DT_INT, call_data->direction,
		1290	DT_INT, call_data->style,
		1291	DT_END));
		1292	}
		1293	#endif
		1294
		1295	#endif
1315		1296
1316	/*	1297	/*
1317	* Try to open a XIM with the current modifiers, then see if we can	1298	* Try to open a XIM with the current modifiers, then see if we can
1318	* open a suitable preedit type	1299	* open a suitable preedit type
1319	*/	1300	*/
1320	bool	1301	bool
1321	rxvt_term::IM_get_IC (const char *modifiers)	1302	rxvt_term::im_get_ic (const char *modifiers)
1322	{	1303	{
1323	int i, j, found;	1304	int i, j, found;
1324	XIM xim;	1305	XIM xim;
1325	XPoint spot;	1306	XPoint spot;
1326	XRectangle rect, status_rect, needed_rect;	1307	XRectangle rect, status_rect, needed_rect;
…		…
1332	set_environ (envv);	1313	set_environ (envv);
1333		1314
1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1315	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1335	return false;	1316	return false;
1336		1317
1337	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1338	input_method = display->get_xim (locale, modifiers);	1318	input_method = display->get_xim (locale, modifiers);
1339	if (input_method == NULL)	1319	if (input_method == NULL)
1340	return false;	1320	return false;
1341		1321
1342	xim = input_method->xim;	1322	xim = input_method->xim;
…		…
1357	p = pet[pi];	1337	p = pet[pi];
1358		1338
1359	if (!p)	1339	if (!p)
1360	continue;	1340	continue;
1361		1341
1362	s = rxvt_splitcommastring (p);	1342	s = rxvt_strsplit (',', p);
1363		1343
1364	for (i = found = 0; !found && s[i]; i++)	1344	for (i = found = 0; !found && s[i]; i++)
1365	{	1345	{
1366	if (!strcmp (s[i], "OverTheSpot"))	1346	if (!strcmp (s[i], "OverTheSpot"))
1367	input_style = (XIMPreeditPosition | XIMStatusNothing);	1347	input_style = XIMPreeditPosition | XIMStatusNothing;
1368	else if (!strcmp (s[i], "OffTheSpot"))	1348	else if (!strcmp (s[i], "OffTheSpot"))
1369	input_style = (XIMPreeditArea | XIMStatusArea);	1349	input_style = XIMPreeditArea | XIMStatusArea;
1370	else if (!strcmp (s[i], "Root"))	1350	else if (!strcmp (s[i], "Root"))
1371	input_style = (XIMPreeditNothing | XIMStatusNothing);	1351	input_style = XIMPreeditNothing | XIMStatusNothing;
1372	else if (!strcmp (s[i], "None"))	1352	else if (!strcmp (s[i], "None"))
1373	input_style = (XIMPreeditNone | XIMStatusNone);	1353	input_style = XIMPreeditNone | XIMStatusNone;
		1354	#ifdef ENABLE_XIM_ONTHESPOT
		1355	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1356	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1357	#endif
		1358	else
		1359	input_style = XIMPreeditNothing | XIMStatusNothing;
1374		1360
1375	for (j = 0; j < xim_styles->count_styles; j++)	1361	for (j = 0; j < xim_styles->count_styles; j++)
1376	if (input_style == xim_styles->supported_styles[j])	1362	if (input_style == xim_styles->supported_styles[j])
1377	{	1363	{
1378	rxvt_freecommastring (s);	1364	rxvt_free_strsplit (s);
1379		1365
1380	found = 1;	1366	found = 1;
1381	goto foundpet;	1367	goto foundpet;
1382	}	1368	}
1383		1369
1384	}	1370	}
1385		1371
1386	rxvt_freecommastring (s);	1372	rxvt_free_strsplit (s);
1387	}	1373	}
1388		1374
1389	foundpet:	1375	foundpet:
1390		1376
1391	XFree (xim_styles);	1377	XFree (xim_styles);
…		…
1416	"*",	1402	"*",
1417	fheight,	1403	fheight,
1418	fheight + 1, fheight - 1,	1404	fheight + 1, fheight - 1,
1419	fheight - 2, fheight + 2);	1405	fheight - 2, fheight + 2);
1420		1406
1421	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1407	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1422	&missing_charset_list, &missing_charset_count, &def_string);	1408	&missing_charset_list, &missing_charset_count, &def_string);
1423		1409
1424	if (missing_charset_list)	1410	if (missing_charset_list)
1425	XFreeStringList (missing_charset_list);	1411	XFreeStringList (missing_charset_list);
1426		1412
…		…
1467	XNBackground, bg,	1453	XNBackground, bg,
1468	XNArea, &status_rect,	1454	XNArea, &status_rect,
1469	XNFontSet, fs,	1455	XNFontSet, fs,
1470	NULL);	1456	NULL);
1471	}	1457	}
		1458	#if ENABLE_XIM_ONTHESPOT
		1459	else if (input_style & XIMPreeditCallbacks)
		1460	{
		1461	XIMCallback xcb[4];
		1462
		1463	im_set_position (spot);
		1464
		1465	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1466	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1467	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1468	# if 0
		1469	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1470	# endif
		1471
		1472	preedit_attr = XVaCreateNestedList (0,
		1473	XNSpotLocation, &spot,
		1474	XNPreeditStartCallback, &xcb[0],
		1475	XNPreeditDoneCallback , &xcb[1],
		1476	XNPreeditDrawCallback , &xcb[2],
		1477	# if 0
		1478	XNPreeditCaretCallback, &xcb[3],
		1479	# endif
		1480	NULL);
		1481	}
		1482	#endif
1472		1483
1473	Input_Context = XCreateIC (xim,	1484	Input_Context = XCreateIC (xim,
1474	XNInputStyle, input_style,	1485	XNInputStyle, input_style,
1475	XNClientWindow, vt,	1486	XNClientWindow, vt,
1476	XNFocusWindow, parent[0],	1487	XNFocusWindow, parent,
1477	preedit_attr ? XNPreeditAttributes : NULL,	1488	preedit_attr ? XNPreeditAttributes : NULL,
1478	preedit_attr,	1489	preedit_attr,
1479	status_attr ? XNStatusAttributes : NULL,	1490	status_attr ? XNStatusAttributes : NULL,
1480	status_attr, NULL);	1491	status_attr, NULL);
1481		1492
1482	if (preedit_attr) XFree (preedit_attr);	1493	if (preedit_attr) XFree (preedit_attr);
1483	if (status_attr) XFree (status_attr);	1494	if (status_attr) XFree (status_attr);
1484	if (fs) XFreeFontSet (display->display, fs);	1495	if (fs) XFreeFontSet (dpy, fs);
1485		1496
1486	if (Input_Context == NULL)	1497	if (Input_Context == NULL)
1487	{	1498	{
1488	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1489	im_destroy ();	1500	im_destroy ();
1490	return false;	1501	return false;
1491	}	1502	}
1492		1503
1493	if (input_style & XIMPreeditArea)	1504	#if 0
1494	IMSetStatusPosition ();	1505	// unfortunately, only the focus window is used by XIM, hard to fix
		1506	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1507	vt_select_input ();
		1508	#endif
1495		1509
1496	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1510	im_set_position ();
		1511
1497	return true;	1512	return true;
1498	}	1513	}
1499		1514
1500	void	1515	void
1501	rxvt_term::im_cb ()	1516	rxvt_term::im_cb ()
…		…
1507		1522
1508	make_current ();	1523	make_current ();
1509		1524
1510	im_destroy ();	1525	im_destroy ();
1511		1526
1512	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1513	if (Input_Context)	1527	if (Input_Context)
1514	return;	1528	return;
1515		1529
1516	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1517	if (rs[Rs_imLocale])	1530	if (rs[Rs_imLocale])
1518	SET_LOCALE (rs[Rs_imLocale]);	1531	SET_LOCALE (rs[Rs_imLocale]);
1519	#endif
1520		1532
1521	p = rs[Rs_inputMethod];	1533	p = rs[Rs_inputMethod];
1522	if (p && *p)	1534	if (p && *p)
1523	{	1535	{
1524	bool found = false;	1536	bool found = false;
1525		1537
1526	s = rxvt_splitcommastring (p);	1538	s = rxvt_strsplit (',', p);
1527		1539
1528	for (i = 0; s[i]; i++)	1540	for (i = 0; s[i]; i++)
1529	{	1541	{
1530	if (*s[i])	1542	if (*s[i])
1531	{	1543	{
1532	strcpy (buf, "@im=");	1544	strcpy (buf, "@im=");
1533	strncat (buf, s[i], IMBUFSIZ - 5);	1545	strncat (buf, s[i], IMBUFSIZ - 5);
1534	if (IM_get_IC (buf))	1546	if (im_get_ic (buf))
1535	{	1547	{
1536	found = true;	1548	found = true;
1537	break;	1549	break;
1538	}	1550	}
1539	}	1551	}
1540	}	1552	}
1541		1553
1542	rxvt_freecommastring (s);	1554	rxvt_free_strsplit (s);
1543		1555
1544	if (found)	1556	if (found)
1545	goto done;	1557	goto done;
1546	}	1558	}
1547		1559
1548	/* try with XMODIFIERS env. var. */	1560	/* try with XMODIFIERS env. var. */
1549	if (IM_get_IC (""))	1561	if (im_get_ic (""))
1550	goto done;	1562	goto done;
1551		1563
1552	/* try with no modifiers base IF the user didn't specify an IM */	1564	/* try with no modifiers base IF the user didn't specify an IM */
1553	if (IM_get_IC ("@im=none"))	1565	if (im_get_ic ("@im=none"))
1554	goto done;	1566	goto done;
1555		1567
1556	done:	1568	done:
1557	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1558	if (rs[Rs_imLocale])	1569	if (rs[Rs_imLocale])
1559	SET_LOCALE (locale);	1570	SET_LOCALE (locale);
1560	#endif
1561	}	1571	}
1562		1572
1563	void	1573	void
1564	rxvt_term::IMSetStatusPosition ()	1574	rxvt_term::im_set_position ()
1565	{	1575	{
1566	XRectangle preedit_rect, status_rect, *needed_rect;	1576	XRectangle preedit_rect, status_rect, *needed_rect;
1567	XVaNestedList preedit_attr, status_attr;	1577	XVaNestedList preedit_attr, status_attr;
1568		1578
1569	if (!Input_Context	1579	if (!Input_Context
1570	|| !focus	1580	|| !focus
1571	|| !(input_style & XIMPreeditArea)	1581	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1572	|| !IMisRunning ())	1582	|| !im_is_running ())
1573	return;	1583	return;
1574		1584
		1585	if (input_style & XIMPreeditPosition)
		1586	{
		1587	im_set_size (preedit_rect);
		1588	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1589
		1590	XSetICValues (Input_Context,
		1591	XNPreeditAttributes, preedit_attr, NULL);
		1592	}
		1593	else
		1594	{
1575	/* Getting the necessary width of preedit area */	1595	/* Getting the necessary width of preedit area */
1576	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1596	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1577	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1597	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1578	XFree (status_attr);	1598	XFree (status_attr);
1579		1599
1580	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1600	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1581	XFree (needed_rect);	1601	XFree (needed_rect);
1582		1602
1583	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1603	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1584	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1585		1605
1586	XSetICValues (Input_Context,	1606	XSetICValues (Input_Context,
1587	XNPreeditAttributes, preedit_attr,	1607	XNPreeditAttributes, preedit_attr,
1588	XNStatusAttributes, status_attr, NULL);	1608	XNStatusAttributes, status_attr,
		1609	NULL);
1589		1610
		1611	XFree (status_attr);
		1612	}
		1613
1590	XFree (preedit_attr);	1614	XFree (preedit_attr);
1591	XFree (status_attr);
1592	}	1615	}
1593	#endif /* USE_XIM */	1616	#endif /* USE_XIM */
		1617
		1618	void
		1619	rxvt_term::get_window_origin (int &x, int &y)
		1620	{
		1621	Window cr;
		1622	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1623	}
		1624
		1625	Pixmap
		1626	rxvt_term::get_pixmap_property (Atom property)
		1627	{
		1628	Pixmap pixmap = None;
		1629
		1630	int aformat;
		1631	unsigned long nitems, bytes_after;
		1632	Atom atype;
		1633	unsigned char *prop;
		1634	int result = XGetWindowProperty (dpy, display->root, property,
		1635	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1636	&nitems, &bytes_after, &prop);
		1637	if (result == Success)
		1638	{
		1639	if (atype == XA_PIXMAP)
		1640	pixmap = *(Pixmap *)prop;
		1641	XFree (prop);
		1642	}
		1643
		1644	return pixmap;
		1645	}
		1646
		1647	#ifdef HAVE_BG_PIXMAP
		1648
		1649	void
		1650	rxvt_term::update_background ()
		1651	{
		1652	if (update_background_ev.is_active ())
		1653	return;
		1654
		1655	bg_invalidate ();
		1656
		1657	if (!mapped)
		1658	return;
		1659
		1660	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1661
		1662	if (to_wait <= 0.)
		1663	bg_render ();
		1664	else
		1665	update_background_ev.start (to_wait);
		1666	}
		1667
		1668	void
		1669	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1670	{
		1671	make_current ();
		1672
		1673	update_background_ev.stop ();
		1674	bg_render ();
		1675	refresh_check ();
		1676	}
		1677
		1678	#endif /* HAVE_BG_PIXMAP */
1594		1679
1595	/*----------------------- end-of-file (C source) -----------------------*/	1680	/*----------------------- end-of-file (C source) -----------------------*/

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