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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.10 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.566 by sf-exg, Sat Sep 12 14:03:35 2015 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: command.c	2	* File: command.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: command.C,v 1.10 2003/11/27 16:49:45 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12	* - vt100 printing	11	* - vt100 printing
13	* Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>	12	* Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14	* - X11 mouse report mode and support for	13	* - X11 mouse report mode and support for
15	* DEC "private mode" save/restore functions.	14	* DEC "private mode" save/restore functions.
…		…
21	* Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>	20	* Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22	* - modification and cleanups for Solaris 2.x	21	* - modification and cleanups for Solaris 2.x
23	* and Linux 1.2.x	22	* and Linux 1.2.x
24	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	23	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	24	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26	* - extensive modifications	25	* - extensive modifications
27	* Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>	26	* Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28	* Copyright (c) 2001 Marius Gedminas	27	* Copyright (c) 2001 Marius Gedminas
29	* - Ctrl/Mod4+Tab works like Meta+Tab (options)	28	* - Ctrl/Mod4+Tab works like Meta+Tab (options)
30	* Copyright (c) 2003 Rob McMullen <robm@flipturn.org>	29	* Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
		30	* Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
		31	* Copyright (c) 2007 Emanuele Giaquinta <e.giaquinta@glauco.it>
31	*	32	*
32	* This program is free software; you can redistribute it and/or modify	33	* This program is free software; you can redistribute it and/or modify
33	* it under the terms of the GNU General Public License as published by	34	* it under the terms of the GNU General Public License as published by
34	* the Free Software Foundation; either version 2 of the License, or	35	* the Free Software Foundation; either version 3 of the License, or
35	* (at your option) any later version.	36	* (at your option) any later version.
36	*	37	*
37	* This program is distributed in the hope that it will be useful,	38	* This program is distributed in the hope that it will be useful,
38	* but WITHOUT ANY WARRANTY; without even the implied warranty of	39	* but WITHOUT ANY WARRANTY; without even the implied warranty of
39	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	40	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
43	* along with this program; if not, write to the Free Software	44	* along with this program; if not, write to the Free Software
44	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	45	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45	*----------------------------------------------------------------------*/	46	*----------------------------------------------------------------------*/
46		47
47	/*{{{ includes: */	48	/*{{{ includes: */
48	#include "../config.h" /* NECESSARY */	49	#include "../config.h"
49	#include "rxvt.h" /* NECESSARY */	50	#include "rxvt.h"
		51	#include "rxvtperl.h"
50	#include "version.h"	52	#include "version.h"
51	#include "command.h"	53	#include "command.h"
52		54
		55	#ifdef KEYSYM_RESOURCE
		56	# include "keyboard.h"
		57	#endif
		58
		59	#include <signal.h>
		60
		61	#if LINUX_YIELD_HACK
		62	# include <time.h>
		63	#endif
		64
53	/*----------------------------------------------------------------------*/	65	/*----------------------------------------------------------------------*/
54		66
55	/*{{{ Convert the keypress event into a string */	67	#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
56	/* INTPROTO */	68
57	void	69	#if ENABLE_FRILLS || ISO_14755
58	rxvt_lookup_key(pR_ XKeyEvent *ev)	70
		71	#define ISO_14755_STARTED 0x80000000UL
		72	#define ISO_14755_51 0x40000000UL // basic (section 5.1)
		73	#define ISO_14755_52 0x20000000UL // keycap (section 5.2)
		74	#define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
		75	#define ISO_14755_MASK 0x0fffffffUL
		76
		77	#if ISO_14755
		78	static unsigned short iso14755_symtab[] = {
		79	// keysym, unicode
		80	XK_Left, 0x2190,
		81	XK_KP_Left, 0x2190,
		82	XK_Up, 0x2191,
		83	XK_KP_Up, 0x2191,
		84	XK_Right, 0x2192,
		85	XK_KP_Right, 0x2192,
		86	XK_Down, 0x2193,
		87	XK_KP_Down, 0x2193,
		88	XK_Linefeed, 0x21b4,
		89	XK_Return, 0x21b5,
		90	XK_KP_Enter, 0x21b5,
		91
		92	XK_Prior, 0x21de,
		93	XK_Next, 0x21df,
		94	XK_Tab, 0x21e5,
		95	XK_ISO_Left_Tab, 0x21e6,
		96	XK_Shift_L, 0x21e7,
		97	XK_Shift_R, 0x21e7,
		98
		99	XK_Shift_Lock, 0x21eb,
		100	XK_ISO_Lock, 0x21eb,
		101	XK_Caps_Lock, 0x21ec,
		102	XK_Num_Lock, 0x21ed,
		103	XK_ISO_Level3_Shift, 0x21ee,
		104	XK_ISO_Level3_Lock, 0x21ef,
		105	XK_ISO_Group_Lock, 0x21f0,
		106	XK_Home, 0x21f1,
		107	XK_End, 0x21f2,
		108
		109	XK_Execute, 0x2318,
		110	XK_Begin, 0x2320,
		111	XK_Delete, 0x2326,
		112	XK_Clear, 0x2327,
		113	XK_BackSpace, 0x232b,
		114	XK_Insert, 0x2380,
		115	XK_Control_L, 0x2388,
		116	XK_Control_R, 0x2388,
		117	XK_Pause, 0x2389,
		118	XK_Break, 0x238a,
		119	XK_Escape, 0x238b,
		120	XK_Undo, 0x238c,
		121	XK_Print, 0x2399,
		122
		123	XK_space, 0x2423,
		124
		125	#ifdef XK_KP_Begin
		126	XK_KP_Prior, 0x21de,
		127	XK_KP_Next, 0x21df,
		128	XK_KP_Begin, 0x2320,
		129	XK_KP_Insert, 0x2380,
		130	XK_KP_Delete, 0x2326,
		131	XK_KP_Space, 0x2422,
		132	#endif
		133	0,
		134	};
		135
		136	void ecb_cold
		137	rxvt_term::iso14755_54 (int x, int y)
59	{	138	{
60	int ctrl, meta, shft, len;	139	x = Pixel2Col (x);
61	unsigned int newlen;	140	y = Pixel2Row (y);
62	KeySym keysym;	141
63	#ifdef DEBUG_CMD	142	if (!IN_RANGE_EXC (x, 0, ncol)
64	static int debug_key = 1; /* accessible by a debugger only */	143	|| !IN_RANGE_EXC (y, 0, nrow))
		144	return;
		145
		146	for (;;)
		147	{
		148	const line_t &l = ROW(y + view_start);
		149
		150	text_t t = l.t[x];
		151
		152	if (t != NOCHAR || !x)
		153	{
		154	iso14755_51 (l.t[x], l.r[x], x, y, view_start);
		155	iso14755buf = ISO_14755_54;
		156	break;
		157	}
		158
		159	x--;
		160	}
		161	}
		162
		163	void ecb_cold
		164	rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
		165	{
		166	rxvt_fontset *fs = FONTSET (r);
		167	wchar_t *chr, *alloc, ch2, **fname;
		168	int len;
		169
		170	# if ENABLE_COMBINING
		171	if (IS_COMPOSE (ch))
		172	{
		173	len = rxvt_composite.expand (ch, 0);
		174	alloc = chr = new wchar_t[len];
		175	rxvt_composite.expand (ch, chr);
		176	}
		177	else
65	#endif	178	# endif
66	#ifdef USE_XIM	179	{
67	int valid_keysym;	180	ch2 = ch;
		181
		182	alloc = 0;
		183	chr = &ch2;
		184	len = 1;
		185	}
		186
		187	char rowcol[40];
		188	snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
		189
		190	char attr[80]; // plenty
		191
		192	sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
		193	(int)r,
		194	fgcolor_of (r), bgcolor_of (r),
		195	r & RS_Bold ? " bold" : "",
		196	r & RS_Italic ? " italic" : "",
		197	r & RS_Blink ? " blink" : "",
		198	r & RS_RVid ? " rvid" : "",
		199	r & RS_Uline ? " uline" : "",
		200	r & RS_Careful ? " careful" : "");
		201
		202	int width = 0;
		203	fname = rxvt_temp_buf<wchar_t *> (len);
		204	for (int i = 0; i < len; i++)
		205	{
		206	rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
		207	fname[i] = rxvt_utf8towcs (f->name);
		208	max_it (width, wcswidth (fname[i], wcslen (fname[i])));
		209	}
		210
		211	max_it (width, strlen (attr));
		212
		213	if (y >= 0)
		214	{
		215	y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
		216	x = 0;
		217	}
		218
		219	scr_overlay_new (x, y, width, len * 2 + 2);
		220
		221	scr_overlay_set (0, 0, rowcol);
		222
		223	r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
		224
		225	for (int y = 0; y < len; y++)
		226	{
		227	char buf[9];
		228
		229	ch = *chr++;
		230
		231	sprintf (buf, "%8x", ch);
		232	scr_overlay_set (0, y + 1, buf);
		233	scr_overlay_set (9, y + 1, '=');
		234	# if !UNICODE_3
		235	if (ch >= 0x10000)
		236	ch = 0xfffd;
68	#endif	237	# endif
69	unsigned char *kbuf = R->kbuf;	238	scr_overlay_set (11, y + 1, ch, r);
70		239
71	/*	240	if (WCWIDTH (ch) >= 2)
		241	scr_overlay_set (12, y + 1, NOCHAR, r);
		242	}
		243
		244	// {
		245	// char buf[4+4+3+1];
		246	// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
		247	// scr_overlay_set (0, 0, buf);
		248	// }
		249	scr_overlay_set (0, len + 1, attr);
		250	for (int i = 0; i < len; i++)
		251	{
		252	scr_overlay_set (0, len + 2 + i, fname[i]);
		253	free (fname[i]);
		254	}
		255
		256	# if ENABLE_COMBINING
		257	if (alloc)
		258	delete [] alloc;
		259	# endif
		260	}
		261	#endif
		262
		263	void ecb_cold
		264	rxvt_term::commit_iso14755 ()
		265	{
		266	wchar_t ch = iso14755buf & ISO_14755_MASK;
		267
		268	if (iso14755buf & ISO_14755_51)
		269	{
		270	char mb[MB_LEN_MAX];
		271	int len;
		272
		273	// allow verbatim 0-bytes and control-bytes to be entered
		274	if (ch >= 0x20)
		275	len = wctomb (mb, ch);
		276	else
		277	{
		278	mb[0] = ch;
		279	len = 1;
		280	}
		281
		282	if (len > 0)
		283	tt_write (mb, len);
		284	else
		285	scr_bell ();
		286	}
		287
		288	iso14755buf = 0;
		289	}
		290
		291	static int ecb_cold
		292	hex_keyval (XKeyEvent &ev)
		293	{
		294	// check whether this event corresponds to a hex digit
		295	// if the modifiers had not been pressed.
		296	for (int index = 0; index < 8; index++)
		297	{
		298	KeySym k = XLookupKeysym (&ev, index);
		299
		300	if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
		301	else if (k >= XK_0 && k <= XK_9) return k - XK_0;
		302	else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
		303	else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
		304	}
		305
		306	return -1;
		307	}
		308	#endif
		309
		310	static inline KeySym ecb_cold
		311	translate_keypad (KeySym keysym, bool kp)
		312	{
		313	#ifdef XK_KP_Home
		314	static const KeySym keypadtrans[] = {
		315	XK_KP_7, // XK_KP_Home
		316	XK_KP_4, // XK_KP_Left
		317	XK_KP_8, // XK_KP_Up
		318	XK_KP_6, // XK_KP_Right
		319	XK_KP_2, // XK_KP_Down
		320	XK_KP_9, // XK_KP_Prior
		321	XK_KP_3, // XK_KP_Next
		322	XK_KP_1, // XK_KP_End
		323	XK_KP_5, // XK_KP_Begin
		324	};
		325
		326	if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
		327	{
		328	unsigned int index = keysym - XK_KP_Home;
		329	keysym = kp ? keypadtrans[index] : XK_Home + index;
		330	}
		331	else if (keysym == XK_KP_Insert)
		332	keysym = kp ? XK_KP_0 : XK_Insert;
		333	# ifndef NO_DELETE_KEY
		334	else if (keysym == XK_KP_Delete)
		335	keysym = kp ? XK_KP_Decimal : XK_Delete;
		336	# endif
		337	#endif
		338	return keysym;
		339	}
		340
		341	static inline int ecb_cold
		342	map_function_key (KeySym keysym)
		343	{
		344	int param = 0;
		345
		346	if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
		347	{
		348	param = 11 + keysym - XK_F1;
		349	if (keysym >= XK_F17)
		350	param += 4;
		351	else if (keysym >= XK_F15)
		352	param += 3;
		353	else if (keysym >= XK_F11)
		354	param += 2;
		355	else if (keysym >= XK_F6)
		356	param += 1;
		357	}
		358	else
		359	switch (keysym)
		360	{
		361	case XK_Find:
		362	param = 1;
		363	break;
		364	case XK_Insert:
		365	param = 2;
		366	break;
		367	#ifdef DXK_Remove
		368	case DXK_Remove:
		369	#endif
		370	case XK_Execute:
		371	param = 3;
		372	break;
		373	case XK_Select:
		374	param = 4;
		375	break;
		376	case XK_Prior:
		377	param = 5;
		378	break;
		379	case XK_Next:
		380	param = 6;
		381	break;
		382	case XK_Home:
		383	param = 7;
		384	break;
		385	case XK_End:
		386	param = 8;
		387	break;
		388	case XK_Help:
		389	param = 28;
		390	break;
		391	case XK_Menu:
		392	param = 29;
		393	break;
		394	}
		395	return param;
		396	}
		397
		398	static inline wchar_t *
		399	rxvt_wcsdup (const wchar_t *str, int len)
		400	{
		401	wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
		402	memcpy (r, str, len * sizeof (wchar_t));
		403	r[len] = 0;
		404	return r;
		405	}
		406
		407	void ecb_cold
		408	rxvt_term::key_press (XKeyEvent &ev)
		409	{
		410	int ctrl, meta, shft, len;
		411	KeySym keysym = NoSymbol;
		412	char rkbuf[KBUFSZ + 1];
		413	char *kbuf = rkbuf + 1;
		414
		415	#if ISO_14755
		416	if (iso14755buf & ISO_14755_52)
		417	return;
		418	#endif
		419
		420	/*
72	* use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an	421	* use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73	* escape sequence to toggle the Keypad.	422	* escape sequence to toggle the Keypad.
74	*	423	*
75	* Always permit `shift' to override the current setting	424	* Always permit `shift' to override the current setting
76	*/	425	*/
77	shft = (ev->state & ShiftMask);	426	shft = ev.state & ShiftMask;
78	ctrl = (ev->state & ControlMask);	427	ctrl = ev.state & ControlMask;
79	meta = (ev->state & R->ModMetaMask);	428	meta = ev.state & ModMetaMask;
80	if (R->numlock_state || (ev->state & R->ModNumLockMask)) {	429
81	R->numlock_state = (ev->state & R->ModNumLockMask);	430	kbuf[0] = 0;
82	PrivMode((!R->numlock_state), PrivMode_aplKP);	431
83	}
84	#ifdef USE_XIM	432	#if USE_XIM
85	if (R->Input_Context != NULL) {	433	if (Input_Context)
86	Status status_return;	434	{
		435	Status status_return;
87		436
88	kbuf[0] = '\0';	437	#if 0
89	#ifdef X_HAVE_UTF8_STRING	438	#ifdef X_HAVE_UTF8_STRING
		439	if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90	len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf,	440	len = Xutf8LookupString (Input_Context, &ev, kbuf,
91	KBUFSZ, &keysym, &status_return);	441	KBUFSZ, &keysym, &status_return);
		442	else
		443	#endif
		444	#endif
		445	{
		446	wchar_t wkbuf[KBUFSZ + 1];
		447
		448	// the XOpenIM manpage lies about hardcoding the locale
		449	// at the point of XOpenIM, so temporarily switch locales
		450	if (rs[Rs_imLocale])
		451	SET_LOCALE (rs[Rs_imLocale]);
		452
		453	// assume wchar_t == unicode or better
		454	len = XwcLookupString (Input_Context, &ev, wkbuf,
		455	KBUFSZ, &keysym, &status_return);
		456
		457	if (rs[Rs_imLocale])
		458	SET_LOCALE (locale);
		459
		460	if (status_return == XLookupChars
		461	|| status_return == XLookupBoth)
		462	{
		463	/* make sure the user can type ctrl-@, i.e. NUL */
		464	if (len == 1 && *wkbuf == 0)
		465	{
		466	kbuf[0] = 0;
		467	len = 1;
		468	}
		469	else
		470	{
		471	wkbuf[len] = 0;
		472	len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
		473	if (len < 0)
		474	len = 0;
		475	}
		476	}
		477	else
		478	len = 0;
		479	}
		480	}
		481	else
		482	#endif
		483	{
		484	len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
		485	}
		486
		487	if (keysym != NoSymbol)
		488	{
		489	KeySym orig_keysym = keysym;
		490
		491	/* Shift + F1 - F10 generates F11 - F20 */
		492	if (shft && keysym >= XK_F1 && keysym <= XK_F10)
		493	{
		494	keysym += (XK_F11 - XK_F1);
		495	shft = 0; /* turn off Shift */
		496	}
		497
		498	if (keysym >= 0xFF00 && keysym <= 0xFFFF)
		499	{
		500	bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
		501	unsigned int newlen = 1;
		502
		503	if (ev.state & ModNumLockMask)
		504	kp = false;
		505
		506	keysym = translate_keypad (keysym, kp);
		507
		508	switch (keysym)
		509	{
		510	#ifndef NO_BACKSPACE_KEY
		511	case XK_BackSpace:
		512	if (priv_modes & PrivMode_HaveBackSpace)
		513	{
		514	kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
		515	^ !!ctrl) ? '\b' : '\177';
		516	kbuf[1] = '\0';
		517	}
		518	else
		519	strcpy (kbuf, rs[Rs_backspace_key]);
		520	break;
		521	#endif
		522	#ifndef NO_DELETE_KEY
		523	case XK_Delete:
		524	strcpy (kbuf, rs[Rs_delete_key]);
		525	break;
		526	#endif
		527	case XK_Tab:
		528	if (shft)
		529	strcpy (kbuf, "\033[Z");
		530	else
		531	{
		532	#ifdef CTRL_TAB_MAKES_META
		533	if (ctrl)
		534	meta = 1;
		535	#endif
		536	#ifdef MOD4_TAB_MAKES_META
		537	if (ev.state & Mod4Mask)
		538	meta = 1;
		539	#endif
		540	newlen = 0;
		541	}
		542	break;
		543
		544	case XK_Up: /* "\033[A" */
		545	case XK_Down: /* "\033[B" */
		546	case XK_Right: /* "\033[C" */
		547	case XK_Left: /* "\033[D" */
		548	strcpy (kbuf, "\033[Z");
		549	kbuf[2] = "DACB"[keysym - XK_Left];
		550	/* do Shift first */
		551	if (shft)
		552	kbuf[2] = "dacb"[keysym - XK_Left];
		553	else if (ctrl)
		554	{
		555	kbuf[1] = 'O';
		556	kbuf[2] = "dacb"[keysym - XK_Left];
		557	}
		558	else if (priv_modes & PrivMode_aplCUR)
		559	kbuf[1] = 'O';
		560	break;
		561
		562	case XK_KP_Enter:
		563	/* allow shift to override */
		564	if (kp)
		565	{
		566	strcpy (kbuf, "\033OM");
		567	break;
		568	}
		569
		570	/* FALLTHROUGH */
		571
		572	case XK_Return:
		573	if (priv_modes & PrivMode_LFNL)
		574	{
		575	kbuf[0] = '\015';
		576	kbuf[1] = '\012';
		577	kbuf[2] = '\0';
		578	}
		579	else
		580	{
		581	kbuf[0] = '\015';
		582	kbuf[1] = '\0';
		583	}
		584	break;
		585
		586	case XK_KP_F1: /* "\033OP" */
		587	case XK_KP_F2: /* "\033OQ" */
		588	case XK_KP_F3: /* "\033OR" */
		589	case XK_KP_F4: /* "\033OS" */
		590	strcpy (kbuf, "\033OP");
		591	kbuf[2] += (keysym - XK_KP_F1);
		592	break;
		593
		594	case XK_KP_Multiply: /* "\033Oj" : "*" */
		595	case XK_KP_Add: /* "\033Ok" : "+" */
		596	case XK_KP_Separator: /* "\033Ol" : "," */
		597	case XK_KP_Subtract: /* "\033Om" : "-" */
		598	case XK_KP_Decimal: /* "\033On" : "." */
		599	case XK_KP_Divide: /* "\033Oo" : "/" */
		600	case XK_KP_0: /* "\033Op" : "0" */
		601	case XK_KP_1: /* "\033Oq" : "1" */
		602	case XK_KP_2: /* "\033Or" : "2" */
		603	case XK_KP_3: /* "\033Os" : "3" */
		604	case XK_KP_4: /* "\033Ot" : "4" */
		605	case XK_KP_5: /* "\033Ou" : "5" */
		606	case XK_KP_6: /* "\033Ov" : "6" */
		607	case XK_KP_7: /* "\033Ow" : "7" */
		608	case XK_KP_8: /* "\033Ox" : "8" */
		609	case XK_KP_9: /* "\033Oy" : "9" */
		610	/* allow shift to override */
		611	if (kp)
		612	{
		613	strcpy (kbuf, "\033Oj");
		614	kbuf[2] += (keysym - XK_KP_Multiply);
		615	}
		616	else
		617	{
		618	kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
		619	kbuf[1] = '\0';
		620	}
		621	break;
		622
		623	default:
		624	{
		625	int param = map_function_key (keysym);
		626	if (param > 0)
		627	sprintf (kbuf,"\033[%d~", param);
		628	else
		629	newlen = 0;
		630	}
		631	break;
		632	}
		633
		634	if (newlen)
		635	len = strlen (kbuf);
		636
		637	if (len > 0)
		638	{
		639	/*
		640	* pass Shift/Control indicators for function keys ending with `~'
		641	*
		642	* eg,
		643	* Prior = "ESC[5~"
		644	* Shift+Prior = "ESC[5$"
		645	* Ctrl+Prior = "ESC[5^"
		646	* Ctrl+Shift+Prior = "ESC[5@"
		647	*/
		648	if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
		649	kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
		650
		651	/*
		652	* Pass meta for all function keys, if 'meta' option set
		653	*/
		654	#ifdef META8_OPTION
		655	if (meta && (meta_char == 0x80))
		656	kbuf[len - 1] |= 0x80;
		657	#endif
		658	}
		659
		660	}
		661	else if (ctrl && keysym == XK_minus)
		662	{
		663	len = 1;
		664	kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
		665	}
		666	else if (keysym == XK_ISO_Left_Tab)
		667	{
		668	strcpy (kbuf, "\033[Z");
		669	len = 3;
		670	}
		671	else
		672	{
		673	#ifdef META8_OPTION
		674	/* set 8-bit on */
		675	if (meta && (meta_char == 0x80))
		676	{
		677	char *ch;
		678
		679	for (ch = kbuf; ch < kbuf + len; ch++)
		680	*ch |= 0x80;
		681	}
		682	#endif
		683	/* nil */ ;
		684	}
		685
		686	keysym = orig_keysym;
		687	}
		688
		689	/* escape prefix */
		690	if (len && meta
		691	#ifdef META8_OPTION
		692	&& meta_char == C0_ESC
		693	#endif
		694	)
		695	{
		696	*--kbuf = C0_ESC;
		697	len++;
		698	}
		699
		700	if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
		701	return;
		702
		703	if (keysym != NoSymbol)
		704	{
		705	#ifdef KEYSYM_RESOURCE
		706	if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
		707	return;
		708	#endif
		709
		710	if (saveLines)
		711	{
		712	#ifdef UNSHIFTED_SCROLLKEYS
		713	if (!ctrl && !meta)
92	#else	714	#else
93	len = XmbLookupString(R->Input_Context, ev, (char *)kbuf,	715	if (IS_SCROLL_MOD)
94	KBUFSZ, &keysym, &status_return);
95	#endif	716	#endif
96	valid_keysym = ((status_return == XLookupKeySym)	717	{
97	|| (status_return == XLookupBoth));	718	int lnsppg;
98	} else {
99	len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100	&R->compose);
101	valid_keysym = 1;
102	}
103	#else /* USE_XIM */
104	len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105	&R->compose);
106	/*
107	* map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108	* good for installations with correct fonts, but without XLOCALE
109	*/
110	if (!len) {
111	if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112	kbuf[0] = (keysym & 0xFF);
113	kbuf[1] = '\0';
114	len = 1;
115	} else
116	kbuf[0] = '\0';
117	}
118	#endif /* USE_XIM */
119		719
120	#ifdef USE_XIM	720	#ifdef PAGING_CONTEXT_LINES
121	if (valid_keysym)	721	lnsppg = nrow - PAGING_CONTEXT_LINES;
122	#endif
123	{
124	/* for some backwards compatibility */
125	#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126	# ifdef HOTKEY_CTRL
127	if (ctrl) {
128	# else	722	#else
129	if (meta) {	723	lnsppg = nrow * 4 / 5;
		724	#endif
		725	max_it (lnsppg, 1);
		726
		727	if (keysym == XK_Prior)
		728	{
		729	scr_page (lnsppg);
		730	return;
		731	}
		732	else if (keysym == XK_Next)
		733	{
		734	scr_page (-lnsppg);
		735	return;
		736	}
		737	}
		738	#ifdef SCROLL_ON_UPDOWN_KEYS
		739	if (IS_SCROLL_MOD)
		740	{
		741	if (keysym == XK_Up)
		742	{
		743	scr_page (1);
		744	return;
		745	}
		746	else if (keysym == XK_Down)
		747	{
		748	scr_page (-1);
		749	return;
		750	}
		751	}
		752	#endif
		753	#ifdef SCROLL_ON_HOMEEND_KEYS
		754	if (IS_SCROLL_MOD)
		755	{
		756	if (keysym == XK_Home)
		757	{
		758	scr_changeview (top_row);
		759	return;
		760	}
		761	else if (keysym == XK_End)
		762	{
		763	scr_changeview (0);
		764	return;
		765	}
		766	}
		767	#endif
		768	}
		769
		770	if (shft)
		771	{
		772	if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
		773	{
		774	switch (keysym)
		775	{
		776	/* normal XTerm key bindings */
		777	case XK_Insert: /* Shift+Insert = paste mouse selection */
		778	selection_request (ev.time);
		779	return;
		780	#if TODO
		781	/* rxvt extras */
		782	case XK_KP_Add: /* Shift+KP_Add = bigger font */
		783	return;
		784	case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
		785	return;
		786	#endif
		787	}
		788	}
		789	}
		790
		791	if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
		792	{
		793	if (keysym == XK_v)
		794	selection_request (ev.time, Sel_Clipboard);
		795	else if (selection.len > 0)
		796	{
		797	free (selection.clip_text);
		798	selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
		799	selection.clip_len = selection.len;
		800	selection_grab (CurrentTime, true);
		801	}
		802
		803	return;
		804	}
		805
		806	#if ENABLE_FRILLS || ISO_14755
		807	// ISO 14755 support
		808	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
		809	{
		810	int hv;
		811
		812	if (iso14755buf & ISO_14755_51
		813	&& (keysym == XK_space || keysym == XK_KP_Space
		814	|| keysym == XK_Return || keysym == XK_KP_Enter))
		815	{
		816	commit_iso14755 ();
		817	iso14755buf = ISO_14755_51;
		818	# if ISO_14755
		819	iso14755_51 (0);
130	# endif	820	# endif
131	if (keysym == R->ks_bigfont) {	821	return;
132	rxvt_change_font(aR_ 0, FONT_UP);	822	}
133	return;	823	else if (keysym == XK_BackSpace)
134	} else if (keysym == R->ks_smallfont) {	824	{
135	rxvt_change_font(aR_ 0, FONT_DN);	825	iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136	return;	826	# if ISO_14755
137	}	827	iso14755_51 (iso14755buf & ISO_14755_MASK);
138	}
139	#endif
140
141	if (R->TermWin.saveLines) {
142	#ifdef UNSHIFTED_SCROLLKEYS
143	if (!ctrl && !meta) {
144	#else
145	if (IS_SCROLL_MOD) {
146	#endif
147	int lnsppg;
148
149	#ifdef PAGING_CONTEXT_LINES
150	lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151	#else
152	lnsppg = R->TermWin.nrow * 4 / 5;
153	#endif
154	if (keysym == XK_Prior) {
155	rxvt_scr_page(aR_ UP, lnsppg);
156	return;
157	} else if (keysym == XK_Next) {
158	rxvt_scr_page(aR_ DN, lnsppg);
159	return;
160	}
161	}
162	#ifdef SCROLL_ON_UPDOWN_KEYS
163	if (IS_SCROLL_MOD) {
164	if (keysym == XK_Up) {
165	rxvt_scr_page(aR_ UP, 1);
166	return;
167	} else if (keysym == XK_Down) {
168	rxvt_scr_page(aR_ DN, 1);
169	return;
170	}
171	}
172	#endif
173	#ifdef SCROLL_ON_HOMEEND_KEYS
174	if (IS_SCROLL_MOD) {
175	if (keysym == XK_Home) {
176	rxvt_scr_move_to(aR_ 0, 1);
177	return;
178	} else if (keysym == XK_End) {
179	rxvt_scr_move_to(aR_ 1, 0);
180	return;
181	}
182	}
183	#endif
184	}
185
186	if (shft) {
187	/* Shift + F1 - F10 generates F11 - F20 */
188	if (keysym >= XK_F1 && keysym <= XK_F10) {
189	keysym += (XK_F11 - XK_F1);
190	shft = 0; /* turn off Shift */
191	} else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192	switch (keysym) {
193	/* normal XTerm key bindings */
194	case XK_Insert: /* Shift+Insert = paste mouse selection */
195	rxvt_selection_request(aR_ ev->time, 0, 0);
196	return;
197	/* rxvt extras */
198	case XK_KP_Add: /* Shift+KP_Add = bigger font */
199	rxvt_change_font(aR_ 0, FONT_UP);
200	return;
201	case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202	rxvt_change_font(aR_ 0, FONT_DN);
203	return;
204	}
205	}
206	}
207	#ifdef PRINTPIPE
208	if (keysym == XK_Print) {
209	rxvt_scr_printscreen(aR_ ctrl | shft);
210	return;
211	}
212	#endif
213	#ifdef GREEK_SUPPORT
214	if (keysym == R->ks_greekmodeswith) {
215	R->greek_mode = !R->greek_mode;
216	if (R->greek_mode) {
217	rxvt_xterm_seq(aR_ XTerm_title,
218	(greek_getmode() == GREEK_ELOT928
219	? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220	greek_reset();
221	} else
222	rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223	return;
224	}
225	#endif
226
227	if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228	#ifdef KEYSYM_RESOURCE
229	if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230	unsigned int l;
231	const unsigned char *kbuf0;
232	const unsigned char ch = C0_ESC;
233
234	kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235	l = (unsigned int)*kbuf0++;
236
237	/* escape prefix */
238	if (meta)
239	# ifdef META8_OPTION
240	if (R->meta_char == C0_ESC)
241	# endif	828	# endif
242	R->tt_write(&ch, 1);	829	return;
243	R->tt_write(kbuf0, l);	830	}
244	return;	831	else if ((hv = hex_keyval (ev)) >= 0)
245	} else	832	{
246	#endif	833	iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247	{	834	| hv | ISO_14755_51;
248	newlen = 1;	835	# if ISO_14755
249	switch (keysym) {	836	iso14755_51 (iso14755buf & ISO_14755_MASK);
250	#ifndef NO_BACKSPACE_KEY
251	case XK_BackSpace:
252	if (R->PrivateModes & PrivMode_HaveBackSpace) {
253	kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254	^ !!ctrl) ? '\b' : '\177';
255	kbuf[1] = '\0';
256	} else
257	STRCPY(kbuf, R->key_backspace);
258	# ifdef MULTICHAR_SET
259	if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260	int col, row;
261
262	newlen = STRLEN(kbuf);
263	col = R->screen.cur.col - 1;
264	row = R->screen.cur.row + R->TermWin.saveLines;
265	if (IS_MULTI2(R->screen.rend[row][col]))
266	MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267	}
268	# endif	837	# endif
269	break;
270	#endif
271	#ifndef NO_DELETE_KEY
272	case XK_Delete:
273	STRCPY(kbuf, R->key_delete);
274	# ifdef MULTICHAR_SET
275	if (R->Options & Opt_mc_hack) {
276	int col, row;
277
278	newlen = STRLEN(kbuf);
279	col = R->screen.cur.col;
280	row = R->screen.cur.row + R->TermWin.saveLines;
281	if (IS_MULTI1(R->screen.rend[row][col]))
282	MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283	}
284	# endif
285	break;
286	#endif
287	case XK_Tab:
288	if (shft)
289	STRCPY(kbuf, "\033[Z");
290	else {
291	#ifdef CTRL_TAB_MAKES_META
292	if (ctrl)
293	meta = 1;
294	#endif
295	#ifdef MOD4_TAB_MAKES_META
296	if (ev->state & Mod4Mask)
297	meta = 1;
298	#endif
299	newlen = 0;
300	}
301	break;
302
303
304	#ifdef XK_KP_Left
305	case XK_KP_Up: /* \033Ox or standard */
306	case XK_KP_Down: /* \033Or or standard */
307	case XK_KP_Right: /* \033Ov or standard */
308	case XK_KP_Left: /* \033Ot or standard */
309	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310	STRCPY(kbuf, "\033OZ");
311	kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312	break;
313	} else
314	/* translate to std. cursor key */
315	keysym = XK_Left + (keysym - XK_KP_Left);
316	/* FALLTHROUGH */
317	#endif
318	case XK_Up: /* "\033[A" */
319	case XK_Down: /* "\033[B" */
320	case XK_Right: /* "\033[C" */
321	case XK_Left: /* "\033[D" */
322	STRCPY(kbuf, "\033[Z");
323	kbuf[2] = ("DACB"[keysym - XK_Left]);
324	/* do Shift first */
325	if (shft)
326	kbuf[2] = ("dacb"[keysym - XK_Left]);
327	else if (ctrl) {
328	kbuf[1] = 'O';
329	kbuf[2] = ("dacb"[keysym - XK_Left]);
330	} else if (R->PrivateModes & PrivMode_aplCUR)
331	kbuf[1] = 'O';
332	#ifdef MULTICHAR_SET
333	//TODO: ??
334	if (R->Options & Opt_mc_hack) {
335	int col, row, m;
336
337	col = R->screen.cur.col;
338	row = R->screen.cur.row + R->TermWin.saveLines;
339	m = 0;
340	if (keysym == XK_Right
341	&& IS_MULTI1(R->screen.rend[row][col]))
342	m = 1;
343	else if (keysym == XK_Left) {
344	if (col > 0) {
345	if (IS_MULTI2(R->screen.rend[row][col - 1]))
346	m = 1;
347	} else if (R->screen.cur.row > 0) {
348	col = R->screen.tlen[--row];
349	if (col == -1)
350	col = R->TermWin.ncol - 1;
351	else
352	col--;
353	if (col > 0
354	&& IS_MULTI2(R->screen.rend[row][col]))
355	m = 1;
356	}
357	}
358	if (m)
359	MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360	}
361	#endif
362	break;
363
364	#ifndef UNSHIFTED_SCROLLKEYS
365	# ifdef XK_KP_Prior
366	case XK_KP_Prior:
367	/* allow shift to override */
368	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369	STRCPY(kbuf, "\033Oy");
370	break;
371	}
372	/* FALLTHROUGH */
373	# endif
374	case XK_Prior:
375	STRCPY(kbuf, "\033[5~");
376	break;
377	# ifdef XK_KP_Next
378	case XK_KP_Next:
379	/* allow shift to override */
380	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381	STRCPY(kbuf, "\033Os");
382	break;
383	}
384	/* FALLTHROUGH */
385	# endif
386	case XK_Next:
387	STRCPY(kbuf, "\033[6~");
388	break;
389	#endif
390	case XK_KP_Enter:
391	/* allow shift to override */
392	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393	STRCPY(kbuf, "\033OM");
394	} else {
395	kbuf[0] = '\r';
396	kbuf[1] = '\0';
397	}
398	break;
399
400	#ifdef XK_KP_Begin
401	case XK_KP_Begin:
402	STRCPY(kbuf, "\033Ou");
403	break;
404
405	case XK_KP_Insert:
406	STRCPY(kbuf, "\033Op");
407	break;
408
409	case XK_KP_Delete:
410	STRCPY(kbuf, "\033On");
411	break;
412	#endif
413	case XK_KP_F1: /* "\033OP" */
414	case XK_KP_F2: /* "\033OQ" */
415	case XK_KP_F3: /* "\033OR" */
416	case XK_KP_F4: /* "\033OS" */
417	STRCPY(kbuf, "\033OP");
418	kbuf[2] += (keysym - XK_KP_F1);
419	break;
420
421	case XK_KP_Multiply: /* "\033Oj" : "*" */
422	case XK_KP_Add: /* "\033Ok" : "+" */
423	case XK_KP_Separator: /* "\033Ol" : "," */
424	case XK_KP_Subtract: /* "\033Om" : "-" */
425	case XK_KP_Decimal: /* "\033On" : "." */
426	case XK_KP_Divide: /* "\033Oo" : "/" */
427	case XK_KP_0: /* "\033Op" : "0" */
428	case XK_KP_1: /* "\033Oq" : "1" */
429	case XK_KP_2: /* "\033Or" : "2" */
430	case XK_KP_3: /* "\033Os" : "3" */
431	case XK_KP_4: /* "\033Ot" : "4" */
432	case XK_KP_5: /* "\033Ou" : "5" */
433	case XK_KP_6: /* "\033Ov" : "6" */
434	case XK_KP_7: /* "\033Ow" : "7" */
435	case XK_KP_8: /* "\033Ox" : "8" */
436	case XK_KP_9: /* "\033Oy" : "9" */
437	/* allow shift to override */
438	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439	STRCPY(kbuf, "\033Oj");
440	kbuf[2] += (keysym - XK_KP_Multiply);
441	} else {
442	kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443	kbuf[1] = '\0';
444	}
445	break;
446
447	case XK_Find:
448	STRCPY(kbuf, "\033[1~");
449	break;
450	case XK_Insert:
451	STRCPY(kbuf, "\033[2~");
452	break;
453	#ifdef DXK_Remove /* support for DEC remove like key */
454	case DXK_Remove:
455	/* FALLTHROUGH */
456	#endif
457	case XK_Execute:
458	STRCPY(kbuf, "\033[3~");
459	break;
460	case XK_Select:
461	STRCPY(kbuf, "\033[4~");
462	break;
463	#ifdef XK_KP_End
464	case XK_KP_End:
465	/* allow shift to override */
466	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467	STRCPY(kbuf, "\033Oq");
468	break;
469	}
470	/* FALLTHROUGH */
471	#endif
472	case XK_End:
473	STRCPY(kbuf, KS_END);
474	break;
475	#ifdef XK_KP_Home
476	case XK_KP_Home:
477	/* allow shift to override */
478	if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479	STRCPY(kbuf, "\033Ow");
480	break;
481	}
482	/* FALLTHROUGH */
483	#endif
484	case XK_Home:
485	STRCPY(kbuf, KS_HOME);
486	break;
487
488	#define FKEY(n, fkey) \
489	sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491	case XK_F1: /* "\033[11~" */
492	case XK_F2: /* "\033[12~" */
493	case XK_F3: /* "\033[13~" */
494	case XK_F4: /* "\033[14~" */
495	case XK_F5: /* "\033[15~" */
496	FKEY(11, XK_F1);
497	break;
498	case XK_F6: /* "\033[17~" */
499	case XK_F7: /* "\033[18~" */
500	case XK_F8: /* "\033[19~" */
501	case XK_F9: /* "\033[20~" */
502	case XK_F10: /* "\033[21~" */
503	FKEY(17, XK_F6);
504	break;
505	case XK_F11: /* "\033[23~" */
506	case XK_F12: /* "\033[24~" */
507	case XK_F13: /* "\033[25~" */
508	case XK_F14: /* "\033[26~" */
509	FKEY(23, XK_F11);
510	break;
511	case XK_F15: /* "\033[28~" */
512	case XK_F16: /* "\033[29~" */
513	FKEY(28, XK_F15);
514	break;
515	case XK_Help: /* "\033[28~" */
516	FKEY(28, XK_Help);
517	break;
518	case XK_Menu: /* "\033[29~" */
519	FKEY(29, XK_Menu);
520	break;
521	case XK_F17: /* "\033[31~" */
522	case XK_F18: /* "\033[32~" */
523	case XK_F19: /* "\033[33~" */
524	case XK_F20: /* "\033[34~" */
525	case XK_F21: /* "\033[35~" */
526	case XK_F22: /* "\033[36~" */
527	case XK_F23: /* "\033[37~" */
528	case XK_F24: /* "\033[38~" */
529	case XK_F25: /* "\033[39~" */
530	case XK_F26: /* "\033[40~" */
531	case XK_F27: /* "\033[41~" */
532	case XK_F28: /* "\033[42~" */
533	case XK_F29: /* "\033[43~" */
534	case XK_F30: /* "\033[44~" */
535	case XK_F31: /* "\033[45~" */
536	case XK_F32: /* "\033[46~" */
537	case XK_F33: /* "\033[47~" */
538	case XK_F34: /* "\033[48~" */
539	case XK_F35: /* "\033[49~" */
540	FKEY(31, XK_F17);
541	break;
542	#undef FKEY
543	default:
544	newlen = 0;
545	break;
546	}
547	if (newlen)
548	len = STRLEN(kbuf);
549	}
550	/*
551	* Pass meta for all function keys, if 'meta' option set
552	*/
553	#ifdef META8_OPTION
554	if (meta && (R->meta_char == 0x80) && len > 0)
555	kbuf[len - 1] |= 0x80;
556	#endif
557	} else if (ctrl && keysym == XK_minus) {
558	len = 1;
559	kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560	} else {
561	#ifdef META8_OPTION
562	/* set 8-bit on */
563	if (meta && (R->meta_char == 0x80)) {
564	unsigned char *ch;
565
566	for (ch = kbuf; ch < kbuf + len; ch++)
567	*ch |= 0x80;
568	meta = 0;
569	}
570	#endif
571	#ifdef GREEK_SUPPORT
572	if (R->greek_mode)
573	len = greek_xlat(kbuf, len);
574	#endif
575	/* nil */ ;
576	}
577	}
578
579	if (len <= 0)
580	return; /* not mapped */
581
582	if (R->Options & Opt_scrollTtyKeypress)
583	if (R->TermWin.view_start) {
584	R->TermWin.view_start = 0;
585	R->want_refresh = 1;
586	}
587
588	/*
589	* these modifications only affect the static keybuffer
590	* pass Shift/Control indicators for function keys ending with `~'
591	*
592	* eg,
593	* Prior = "ESC[5~"
594	* Shift+Prior = "ESC[5$"
595	* Ctrl+Prior = "ESC[5^"
596	* Ctrl+Shift+Prior = "ESC[5@"
597	* Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598	*/
599	if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600	kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602	/* escape prefix */
603	if (meta
604	#ifdef META8_OPTION
605	&& (R->meta_char == C0_ESC)
606	#endif
607	) {
608	const unsigned char ch = C0_ESC;
609
610	R->tt_write(&ch, 1);
611	}
612	#ifdef DEBUG_CMD
613	if (debug_key) { /* Display keyboard buffer contents */
614	char *p;
615	int i;
616
617	fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618	for (i = 0, p = kbuf; i < len; i++, p++)
619	fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620	fprintf(stderr, "'\n");
621	}
622	#endif /* DEBUG_CMD */
623	R->tt_write(kbuf, (unsigned int)len);
624	}
625	/*}}} */
626
627	#if (MENUBAR_MAX)
628	/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629	/* attempt to `write' count to the input buffer */
630	/* EXTPROTO */
631	unsigned int
632	rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633	{
634	unsigned int n, s;
635	unsigned char *cmdbuf_base = R->cmdbuf_base,
636	*cmdbuf_endp = R->cmdbuf_endp,
637	*cmdbuf_ptr = R->cmdbuf_ptr;
638
639	n = cmdbuf_ptr - cmdbuf_base;
640	s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641	if (n > 0 && s < count) {
642	MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643	(unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644	cmdbuf_ptr = cmdbuf_base;
645	cmdbuf_endp -= n;
646	s += n;
647	}
648	if (count > s) {
649	rxvt_print_error("data loss: cmd_write too large");
650	count = s;
651	}
652	for (; count--;)
653	*cmdbuf_endp++ = *str++;
654	R->cmdbuf_ptr = cmdbuf_ptr;
655	R->cmdbuf_endp = cmdbuf_endp;
656	return 0;
657	}
658	#endif /* MENUBAR_MAX */
659
660	void
661	rxvt_term::process_x_events ()
662	{
663	do
664	{
665	XEvent xev;
666
667	XNextEvent (Xdisplay, &xev);
668
669	#if defined(CURSOR_BLINK)
670	if ((Options & Opt_cursorBlink)
671	&& xev.type == KeyPress)
672	{
673	if (hidden_cursor)
674	{
675	hidden_cursor = 0;
676	want_refresh = 1;
677	}
678
679	blink_ev.start (NOW + BLINK_INTERVAL);
680	}
681	#endif
682
683	#if defined(POINTER_BLANK)
684	if ((Options & Opt_pointerBlank)
685	&& (pointerBlankDelay > 0))
686	{
687	if (xev.type == MotionNotify
688	|| xev.type == ButtonPress
689	|| xev.type == ButtonRelease)
690	if (hidden_pointer)
691	pointer_unblank ();
692
693	if (xev.type == KeyPress && hidden_pointer == 0)
694	pointer_blank ();
695	}
696	#endif
697
698	#ifdef USE_XIM
699	if (!XFilterEvent (&xev, xev.xany.window))
700	#endif
701	rxvt_process_x_event (this, &xev);
702	}
703	while (XPending (Xdisplay));
704	}
705
706	void
707	rxvt_term::blink_cb (time_watcher &w)
708	{
709	SET_R (this);
710
711	w.at += BLINK_INTERVAL;
712	hidden_cursor = !hidden_cursor;
713	want_refresh = 1;
714	flush ();
715	}
716
717	void
718	rxvt_term::x_cb (io_watcher &w, short revents)
719	{
720	SET_R (this);
721
722	process_x_events ();
723
724	flush ();
725	}
726
727	// read the next character, currently handles UTF-8
728	// will probably handle all sorts of other stuff in the future
729	uint32_t
730	rxvt_term::next_char ()
731	{
732	struct mbstate &s = mbstate;
733
734	while (cmdbuf_ptr < cmdbuf_endp)
735	{
736	uint8_t ch = *cmdbuf_ptr;
737
738	if (s.cnt)
739	{
740	if ((ch & 0xc0) == 0x80)
741	{
742	cmdbuf_ptr++;
743
744	/* continuation */
745	s.reg = (s.reg << 6) | (ch & 0x7f);
746
747	if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
748	return s.reg;	838	return;
749
750	continue;
751	}	839	}
752	else	840	else
753	{	841	{
754	s.cnt = 0;	842	# if ISO_14755
755	return s.orig; /* the _occasional_ non-utf-8 character may slip through... */	843	scr_overlay_off ();
		844	# endif
		845	iso14755buf = 0;
756	}	846	}
757	}	847	}
		848	else if (option (Opt_iso14755) &&
		849	((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
		850	|| (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
		851	if (!(iso14755buf & ISO_14755_STARTED))
		852	{
		853	iso14755buf |= ISO_14755_STARTED;
		854	# if ISO_14755
		855	scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
		856	scr_overlay_set (0, 0, "ISO 14755 mode");
		857	# endif
		858	}
		859	#endif
		860
		861	#ifdef PRINTPIPE
		862	if (keysym == XK_Print)
		863	{
		864	scr_printscreen (ctrl | shft);
		865	return;
		866	}
		867	#endif
		868	}
		869
		870	if (len <= 0)
		871	return; /* not mapped */
		872
		873	tt_write_user_input (kbuf, (unsigned int)len);
		874	}
		875
		876	void ecb_cold
		877	rxvt_term::key_release (XKeyEvent &ev)
		878	{
		879	#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
		880	KeySym keysym;
		881
		882	keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
		883	#endif
		884
		885	#if ENABLE_FRILLS || ISO_14755
		886	// ISO 14755 support
		887	if (iso14755buf)
		888	if (iso14755buf & ISO_14755_52)
758		889	{
759	if ((ch & 0xc0) == 0xc0)	890	# if ISO_14755
		891	scr_overlay_off ();
		892	# endif
		893	# if ISO_14755
		894	// iso14755 part 5.2 handling: release time
		895	// first: controls
		896	if ((ev.state & ControlMask)
		897	&& ((keysym >= 0x40 && keysym <= 0x5f)
		898	|| (keysym >= 0x61 && keysym <= 0x7f)))
760	{	899	{
761	cmdbuf_ptr++;	900	iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
		901	commit_iso14755 ();
762		902
763	/* first byte */	903	return;
764	s.orig = ch; /* for broken encodings */
765	s.reg = ch;
766	if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; }
767	if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; }
768	if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; }
769	if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; }
770	if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; }
771	}	904	}
		905
		906	for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
		907	if (i[0] == keysym)
		908	{
		909	iso14755buf = ISO_14755_51 | i[1];
		910	commit_iso14755 ();
		911
		912	return;
		913	}
		914
		915	scr_bell ();
		916	# endif
		917	iso14755buf = 0;
		918
		919	return;
		920	}
		921	else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
		922	{
		923	# if ISO_14755
		924	scr_overlay_off ();
		925	# endif
		926	if (iso14755buf & ISO_14755_51)
		927	commit_iso14755 ();
		928	#if ISO_14755
		929	else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
		930	{
		931	iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
		932
		933	scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
		934	scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
		935	}
		936	# endif
772	else	937	else
		938	iso14755buf = 0;
773	{	939	}
774	cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */	940	#endif
775	return ch;	941
		942	if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
		943	return;
		944
		945	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		946	if (!(ev.state & ControlMask))
		947	slip_wheel_ev.stop ();
		948	else if (keysym == XK_Control_L || keysym == XK_Control_R)
		949	mouse_slip_wheel_speed = 0;
		950	#endif
		951	}
		952
		953	void
		954	rxvt_term::flush ()
		955	{
		956	flush_ev.stop ();
		957
		958	#ifdef HAVE_IMG
		959	if (bg_flags & BG_NEEDS_REFRESH)
		960	{
		961	bg_flags &= ~BG_NEEDS_REFRESH;
		962	scr_touch (false);
		963	}
		964	#endif
		965
		966	if (want_refresh)
		967	{
		968	if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
776	}	969	{
		970	int row = view_start;
		971	int end_row = row + nrow;
		972
		973	while (row > top_row && ROW (row - 1).is_longer ())
		974	--row;
		975
		976	do
		977	{
		978	int start_row = row;
		979	line_t *l;
		980
		981	do
		982	{
		983	l = &ROW (row++);
		984
		985	if (!(l->f & LINE_FILTERED))
		986	{
		987	// line not filtered, mark it as filtered
		988	l->f |= LINE_FILTERED;
		989	while (l->is_longer ())
		990	{
		991	l = &ROW (row++);
		992	l->f |= LINE_FILTERED;
		993	}
		994
		995	// and filter it
		996	HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
		997
		998	break;
		999	}
		1000	}
		1001	while (l->is_longer () && row < end_row);
		1002	}
		1003	while (row < end_row);
		1004	}
		1005
		1006	scr_refresh ();
		1007	scrollBar.show (1);
		1008	#if USE_XIM
		1009	im_send_spot ();
		1010	#endif
		1011	}
		1012
		1013	display->flush ();
		1014	}
		1015
		1016	/* checks whether a refresh is requested and starts the refresh timer */
		1017	void
		1018	rxvt_term::refresh_check ()
		1019	{
		1020	if (want_refresh && !flush_ev.is_active ())
		1021	flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
		1022
		1023	display->flush ();
		1024	}
		1025
		1026	void
		1027	rxvt_term::flush_cb (ev::timer &w, int revents)
		1028	{
		1029	make_current ();
		1030
		1031	refresh_count = 0;
		1032	flush ();
		1033	}
		1034
		1035	#ifdef CURSOR_BLINK
		1036	void
		1037	rxvt_term::cursor_blink_reset ()
		1038	{
		1039	if (!focus)
		1040	return;
		1041
		1042	if (hidden_cursor)
777	}	1043	{
		1044	hidden_cursor = 0;
		1045	want_refresh = 1;
		1046	}
778		1047
779	return NOCHAR;	1048	if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
		1049	cursor_blink_ev.again ();
		1050	else
		1051	cursor_blink_ev.stop ();
780	}	1052	}
		1053
		1054	void
		1055	rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
		1056	{
		1057	hidden_cursor = !hidden_cursor;
		1058	want_refresh = 1;
		1059	refresh_check ();
		1060	}
		1061	#endif
		1062
		1063	#ifdef TEXT_BLINK
		1064	void
		1065	rxvt_term::text_blink_cb (ev::timer &w, int revents)
		1066	{
		1067	if (scr_refresh_rend (RS_Blink, RS_Blink))
		1068	{
		1069	hidden_text = !hidden_text;
		1070	want_refresh = 1;
		1071	refresh_check ();
		1072	}
		1073	else
		1074	w.stop ();
		1075	}
		1076	#endif
		1077
		1078	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		1079	void
		1080	rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
		1081	{
		1082	if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
		1083	&& scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
		1084	{
		1085	want_refresh = 1;
		1086	refresh_check ();
		1087	}
		1088	else
		1089	w.stop ();
		1090	}
		1091	#endif
		1092
		1093	#ifdef SELECTION_SCROLLING
		1094	void
		1095	rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
		1096	{
		1097	if (scr_page (scroll_selection_lines))
		1098	{
		1099	selection_extend (selection_save_x, selection_save_y, selection_save_state);
		1100	want_refresh = 1;
		1101	refresh_check ();
		1102	}
		1103	else
		1104	w.stop ();
		1105	}
		1106	#endif
		1107
		1108	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		1109	void
		1110	rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
		1111	{
		1112	if (scr_page (mouse_slip_wheel_speed))
		1113	{
		1114	want_refresh = 1;
		1115	refresh_check ();
		1116	}
		1117
		1118	if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
		1119	{
		1120	mouse_slip_wheel_speed = 0;
		1121	w.stop ();
		1122	}
		1123	}
		1124	#endif
		1125
		1126	#if LINUX_YIELD_HACK
		1127	static struct event_handler
		1128	{
		1129	ev::prepare yield_ev;
		1130
		1131	void yield_cb (ev::prepare &w, int revents)
		1132	{
		1133	// this should really be sched_yield(), but the linux guys thought
		1134	// that giving a process calling sched_yield () less cpu time than
		1135	// ones with high nice levels is a useful thing to do. It surely is is
		1136	// allowed by the sus... as is returning ENOSYS.
		1137	// since the linux guys additionally thought that breaking the only
		1138	// known workaround against their unusable sched_yield hack is cool,
		1139	// we just nanosleep a bit and hope for the best.
		1140
		1141	struct timespec ts = { 0, 1000 };
		1142	nanosleep (&ts, 0);
		1143
		1144	w.stop ();
		1145	}
		1146
		1147	event_handler ()
		1148	: yield_ev (this, &event_handler::yield_cb)
		1149	{
		1150	}
		1151	} event_handler;
		1152	#endif
		1153
		1154	/* make sure all the cmd data is at beginning of cmdbuf */
		1155	void
		1156	rxvt_term::cmdbuf_reify ()
		1157	{
		1158	if (cmdbuf_ptr == cmdbuf_base)
		1159	return;
		1160
		1161	ssize_t used = cmdbuf_endp - cmdbuf_ptr;
		1162
		1163	memmove (cmdbuf_base, cmdbuf_ptr, used);
		1164	cmdbuf_ptr = cmdbuf_base;
		1165	cmdbuf_endp = cmdbuf_ptr + used;
		1166
		1167	}
		1168
		1169	#if defined (KEYSYM_RESOURCE)
		1170	void
		1171	rxvt_term::cmdbuf_append (const char *str, size_t count)
		1172	{
		1173	cmdbuf_reify ();
		1174
		1175	size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
		1176
		1177	if (count > avail)
		1178	return;
		1179
		1180	memcpy (cmdbuf_endp, str, count);
		1181	cmdbuf_endp += count;
		1182
		1183	cmd_parse ();
		1184	}
		1185	#endif
781		1186
782	bool	1187	bool
783	rxvt_term::pty_fill ()	1188	rxvt_term::pty_fill ()
784	{	1189	{
785	ssize_t n = cmdbuf_endp - cmdbuf_ptr;	1190	cmdbuf_reify ();
786		1191
787	memmove (cmdbuf_base, cmdbuf_ptr, n);	1192	size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
		1193
		1194	if (!avail)
		1195	{
		1196	// normally this indicates a "too long" command sequence - just drop the data we have
788	cmdbuf_ptr = cmdbuf_base;	1197	cmdbuf_ptr = cmdbuf_base;
789	cmdbuf_endp = cmdbuf_ptr + n;	1198	cmdbuf_endp = cmdbuf_ptr;
790		1199	avail = CBUFSIZ;
791	n = read (cmd_fd, cmdbuf_endp, BUFSIZ - n);	1200	}
792		1201
		1202	ssize_t r = read (pty->pty, cmdbuf_endp, avail);
		1203
793	if (n > 0)	1204	if (r > 0)
794	{	1205	{
795	cmdbuf_endp += n;	1206	cmdbuf_endp += r;
796	return true;	1207	return true;
797	}	1208	}
798	else if (n < 0 && errno == EAGAIN)	1209	else if (r < 0 && (errno == EAGAIN || errno == EINTR))
		1210	{
		1211	#if LINUX_YIELD_HACK
		1212	if (display->is_local)
		1213	event_handler.yield_ev.start ();
		1214	#endif
		1215	}
		1216	else
		1217	{
		1218	pty_ev.stop ();
		1219
		1220	if (!option (Opt_hold))
		1221	destroy ();
		1222	}
		1223
799	return false;	1224	return false;
800
801	destroy ();
802	}	1225	}
803		1226
804	void	1227	void
805	rxvt_term::pty_cb (io_watcher &w, short revents)	1228	rxvt_term::pty_cb (ev::io &w, int revents)
806	{	1229	{
807	SET_R (this);	1230	make_current ();
808		1231
809	if (revents & EVENT_WRITE)	1232	if (revents & ev::READ)
810	tt_write (0, 0);
811	else if (revents & EVENT_READ)
812	// loop, but don't allow a single term to monopolize us	1233	// loop, but don't allow a single term to monopolize us
813	// the number of loops is fully arbitrary, and thus wrong
814	for (int i = 7; i-- && pty_fill (); )	1234	for (int i = CBUFCNT; i-- && pty_fill (); )
		1235	cmd_parse ();
		1236
		1237	if (revents & ev::WRITE)
		1238	pty_write ();
		1239
		1240	refresh_check ();
		1241	}
		1242
		1243	void ecb_cold
		1244	rxvt_term::pointer_unblank ()
		1245	{
		1246	XDefineCursor (dpy, vt, TermWin_cursor);
		1247	recolor_cursor ();
		1248
		1249	#ifdef POINTER_BLANK
		1250	hidden_pointer = 0;
		1251
		1252	if (option (Opt_pointerBlank))
		1253	pointer_ev.start (pointerBlankDelay);
		1254	#endif
		1255	}
		1256
		1257	#ifdef POINTER_BLANK
		1258	void ecb_cold
		1259	rxvt_term::pointer_blank ()
		1260	{
		1261	if (!option (Opt_pointerBlank))
		1262	return;
		1263
		1264	XDefineCursor (dpy, vt, display->blank_cursor);
		1265	XFlush (dpy);
		1266
		1267	hidden_pointer = 1;
		1268	}
		1269
		1270	void ecb_cold
		1271	rxvt_term::pointer_cb (ev::timer &w, int revents)
		1272	{
		1273	make_current ();
		1274
		1275	pointer_blank ();
		1276	}
		1277	#endif
		1278
		1279	void
		1280	rxvt_term::mouse_report (XButtonEvent &ev)
		1281	{
		1282	int button_number, key_state = 0;
		1283	int x, y;
		1284	int code = 32;
		1285
		1286	x = Pixel2Col (ev.x) + 1;
		1287	y = Pixel2Row (ev.y) + 1;
		1288
		1289	if (ev.type == MotionNotify)
815	{	1290	{
816	//TODO:	1291	if (x == mouse_row && y == mouse_col)
817	/* once we know the shell is running, send the screen size. Again! */	1292	return;
818	//ch = rxvt_cmd_getc(aR); /* wait for something */
819	//rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
820		1293
821	uint32_t ch = NOCHAR;	1294	mouse_row = x;
		1295	mouse_col = y;
		1296	code += 32;
		1297	}
822		1298
823	for (;;)	1299	if (MEvent.button == AnyButton)
		1300	button_number = 3;
		1301	else
		1302	{
		1303	button_number = MEvent.button - Button1;
		1304	/* add 0x3D for wheel events, like xterm does */
		1305	if (button_number >= 3)
		1306	button_number += 64 - 3;
		1307	}
		1308
		1309	if (priv_modes & PrivMode_MouseX10)
		1310	{
		1311	/*
		1312	* do not report ButtonRelease
		1313	* no state info allowed
		1314	*/
		1315	key_state = 0;
		1316	if (button_number == 3)
		1317	return;
		1318	}
		1319	else
		1320	{
		1321	/* XTerm mouse reporting needs these values:
		1322	* 4 = Shift
		1323	* 8 = Meta
		1324	* 16 = Control
		1325	* plus will add in our own Double-Click reporting
		1326	* 32 = Double Click
		1327	*/
		1328	key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
		1329	+ ((MEvent.state & ModMetaMask) ? 8 : 0)
		1330	+ ((MEvent.state & ControlMask) ? 16 : 0);
		1331	#ifdef MOUSE_REPORT_DOUBLECLICK
		1332	key_state += ((MEvent.clicks > 1) ? 32 : 0);
		1333	#endif
		1334	}
		1335
		1336	#if DEBUG_MOUSEREPORT
		1337	fprintf (stderr, "Mouse [");
		1338	if (key_state & 16)
		1339	fputc ('C', stderr);
		1340	if (key_state & 4)
		1341	fputc ('S', stderr);
		1342	if (key_state & 8)
		1343	fputc ('A', stderr);
		1344	if (key_state & 32)
		1345	fputc ('2', stderr);
		1346	fprintf (stderr, "]: <%d>, %d/%d\n",
		1347	button_number,
		1348	x,
		1349	y);
		1350	#endif
		1351
		1352	#if ENABLE_FRILLS
		1353	if (priv_modes & PrivMode_ExtMouseRight)
		1354	tt_printf ("\033[%d;%d;%dM",
		1355	code + button_number + key_state,
		1356	x,
		1357	y);
		1358	else if (priv_modes & PrivMode_ExtModeMouse)
		1359	tt_printf ("\033[M%c%lc%lc",
		1360	code + button_number + key_state,
		1361	wint_t (32 + x),
		1362	wint_t (32 + y));
		1363	else
		1364	#endif
		1365	tt_printf ("\033[M%c%c%c",
		1366	code + button_number + key_state,
		1367	32 + x,
		1368	32 + y);
		1369	}
		1370
		1371	/*{{{ process an X event */
		1372	void ecb_hot
		1373	rxvt_term::x_cb (XEvent &ev)
		1374	{
		1375	make_current ();
		1376
		1377	dLocal (Display *, dpy);
		1378
		1379	if (ev.xany.window == vt
		1380	&& SHOULD_INVOKE (HOOK_X_EVENT)
		1381	&& HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
		1382	return;
		1383
		1384	// for XQueryPointer
		1385	Window unused_root, unused_child;
		1386	int unused_root_x, unused_root_y;
		1387	unsigned int unused_mask;
		1388
		1389	switch (ev.type)
		1390	{
		1391	case KeyPress:
		1392	key_press (ev.xkey);
		1393	break;
		1394
		1395	case KeyRelease:
		1396	key_release (ev.xkey);
		1397	break;
		1398
		1399	case ButtonPress:
		1400	button_press (ev.xbutton);
		1401	break;
		1402
		1403	case ButtonRelease:
		1404	button_release (ev.xbutton);
		1405	break;
		1406
		1407	case ClientMessage:
		1408	if (ev.xclient.format == 32
		1409	&& !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
824	{	1410	{
825	if (ch == NOCHAR)	1411	if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
826	ch = next_char ();	1412	{
		1413	if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
		1414	{
		1415	if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
		1416	{
		1417	if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
		1418	destroy ();
		1419	}
		1420	#if ENABLE_EWMH
		1421	else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
		1422	XSendEvent (dpy, ev.xclient.window = display->root,
		1423	False, SubstructureRedirectMask | SubstructureNotifyMask,
		1424	&ev);
		1425	#endif
		1426	}
		1427	}
		1428	#if ENABLE_XEMBED
		1429	else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
		1430	{
		1431	if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
		1432	focus_in ();
		1433	else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
		1434	focus_out ();
		1435	}
		1436	#endif
		1437	}
		1438	break;
827		1439
828	if (ch == NOCHAR) // TODO: improve	1440	/*
		1441	* XXX: this is not the _current_ arrangement
		1442	* Here's my conclusion:
		1443	* If the window is completely unobscured, use bitblt's
		1444	* to scroll. Even then, they're only used when doing partial
		1445	* screen scrolling. When partially obscured, we have to fill
		1446	* in the GraphicsExpose parts, which means that after each refresh,
		1447	* we need to wait for the graphics expose or Noexpose events,
		1448	* which ought to make things real slow!
		1449	*/
		1450	case VisibilityNotify:
		1451	switch (ev.xvisibility.state)
		1452	{
		1453	case VisibilityUnobscured:
		1454	refresh_type = FAST_REFRESH;
829	break;	1455	break;
		1456	case VisibilityPartiallyObscured:
		1457	refresh_type = SLOW_REFRESH;
		1458	break;
		1459	default:
		1460	refresh_type = NO_REFRESH;
		1461	break;
		1462	}
		1463	break;
830		1464
831	if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')	1465	case FocusIn:
		1466	if (ev.xfocus.detail != NotifyInferior
		1467	&& ev.xfocus.detail != NotifyPointer
		1468	&& ev.xfocus.mode != NotifyGrab)
		1469	focus_in ();
		1470	break;
		1471
		1472	case FocusOut:
		1473	if (ev.xfocus.detail != NotifyInferior
		1474	&& ev.xfocus.detail != NotifyPointer
		1475	&& ev.xfocus.mode != NotifyGrab)
		1476	focus_out ();
		1477	break;
		1478
		1479	case ConfigureNotify:
		1480	if (ev.xconfigure.window == parent)
		1481	{
		1482	while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
		1483	;
		1484
		1485	bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
		1486
		1487	bool moved = false;
		1488	#ifdef HAVE_BG_PIXMAP
		1489	if (bg_window_position_sensitive ())
832	{	1490	{
833	/* Read a text string from the input buffer */	1491	want_position_change = true;
834	uint32_t buf[BUFSIZ];	1492	if (bg_img == 0)
835	bool refreshnow = false;	1493	moved = true;
		1494	}
		1495	#endif
		1496
		1497	if (want_position_change)
		1498	{
836	int nlines = 0;	1499	int x, y;
837	uint32_t *str = buf;
838		1500
839	*str++ = ch;	1501	if (ev.xconfigure.send_event)
840
841	for (;;)
842	{	1502	{
843	ch = next_char ();	1503	x = ev.xconfigure.x;
844		1504	y = ev.xconfigure.y;
845	if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r'))
846	break;
847	else
848	{
849	*str++ = ch;
850
851	if (ch == '\n')
852	{
853	nlines++;
854	refresh_count++;
855
856	if (!(Options & Opt_jumpScroll)
857	|| (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
858	{
859	refreshnow = true;
860	ch = NOCHAR;
861	break;
862	}
863	}
864
865	if (str >= buf + BUFSIZ)
866	{
867	ch = NOCHAR;
868	break;
869	}
870	}
871	}	1505	}
872
873	rxvt_scr_add_lines (this, buf, nlines, str - buf);
874
875	/*	1506	else
876	* If there have been a lot of new lines, then update the screen	1507	get_window_origin (x, y);
877	* What the heck I'll cheat and only refresh less than every page-full.	1508
878	* the number of pages between refreshes is refresh_limit, which	1509	if (x != parent_x || y != parent_y)
879	* is incremented here because we must be doing flat-out scrolling.
880	*
881	* refreshing should be correct for small scrolls, because of the
882	* time-out
883	*/
884	if (refreshnow)
885	{	1510	{
886	if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)	1511	parent_x = x;
887	refresh_limit++;	1512	parent_y = y;
888		1513	HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
889	rxvt_scr_refresh (this, refresh_type);	1514	moved = true;
890	}	1515	}
		1516	}
891		1517
		1518	if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
		1519	{
		1520	seen_resize = 1;
		1521	resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
892	}	1522	}
893	else	1523	else
894	{	1524	{
		1525	#ifdef HAVE_BG_PIXMAP
895	switch (ch)	1526	if (moved)
896	{	1527	update_background ();
897	default:	1528	#endif
898	rxvt_process_nonprinting (this, ch);
899	break;
900	case C0_ESC: /* escape char */
901	rxvt_process_escape_seq (this);
902	break;
903	/*case 0x9b: */ /* CSI */
904	/* rxvt_process_csi_seq (this); */
905	}	1529	}
906		1530
907	ch = NOCHAR;	1531	HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
		1532	}
		1533	break;
		1534
		1535	case PropertyNotify:
		1536	HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
		1537	break;
		1538
		1539	case SelectionClear:
		1540	selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
		1541	break;
		1542
		1543	case SelectionRequest:
		1544	selection_send (ev.xselectionrequest);
		1545	break;
		1546
		1547	case MapNotify:
		1548	#ifdef HAVE_BG_PIXMAP
		1549	// This is needed at startup for the case of no window manager
		1550	// or a non-reparenting window manager and also because we
		1551	// defer bg image updates if the window is not mapped. The
		1552	// short delay is to optimize for multiple ConfigureNotify
		1553	// events at startup when the window manager reparents the
		1554	// window, so as to perform the computation after we have
		1555	// received all of them.
		1556	if (bg_img == 0)
		1557	update_background_ev.start (0.025);
		1558	#endif
		1559	mapped = 1;
		1560	#ifdef TEXT_BLINK
		1561	text_blink_ev.start ();
		1562	#endif
		1563	HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
		1564	break;
		1565
		1566	case UnmapNotify:
		1567	mapped = 0;
		1568	#ifdef TEXT_BLINK
		1569	text_blink_ev.stop ();
		1570	#endif
		1571	HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
		1572	break;
		1573
		1574	case GraphicsExpose:
		1575	case Expose:
		1576	if (ev.xany.window == vt)
		1577	{
		1578	do
		1579	{
		1580	scr_expose (ev.xexpose.x, ev.xexpose.y,
		1581	ev.xexpose.width, ev.xexpose.height, false);
		1582	}
		1583	while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
		1584
		1585	ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
		1586
		1587	while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
		1588	{
		1589	scr_expose (ev.xexpose.x, ev.xexpose.y,
		1590	ev.xexpose.width, ev.xexpose.height, false);
		1591	}
		1592
		1593	want_refresh = 1;
		1594	}
		1595	else
		1596	{
		1597	XEvent unused_event;
		1598
		1599	while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
		1600	;
		1601	while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
		1602	;
		1603
		1604	if (scrollBar.state && ev.xany.window == scrollBar.win)
		1605	{
		1606	scrollBar.state = SB_STATE_IDLE;
		1607	scrollBar.show (0);
908	}	1608	}
909	}	1609	}
		1610	break;
		1611
		1612	case MotionNotify:
		1613	#ifdef POINTER_BLANK
		1614	if (hidden_pointer)
		1615	pointer_unblank ();
		1616	#endif
		1617	if (!bypass_keystate
		1618	&& ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
		1619	|| priv_modes & PrivMode_MouseAnyEvent))
		1620	mouse_report (ev.xbutton);
		1621	if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
		1622	break;
		1623
		1624	if (ev.xany.window == vt)
		1625	{
		1626	if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
		1627	&& HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
		1628	; // nop
		1629	else if (ev.xbutton.state & (Button1Mask | Button3Mask))
		1630	{
		1631	while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
		1632	;
		1633
		1634	XQueryPointer (dpy, vt,
		1635	&unused_root, &unused_child,
		1636	&unused_root_x, &unused_root_y,
		1637	&ev.xbutton.x, &ev.xbutton.y,
		1638	&ev.xbutton.state);
		1639	#ifdef MOUSE_THRESHOLD
		1640	/* deal with a `jumpy' mouse */
		1641	if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
		1642	#endif
		1643	{
		1644	#if ISO_14755
		1645	// 5.4
		1646	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
		1647	{
		1648	iso14755_54 (ev.xbutton.x, ev.xbutton.y);
		1649	break;
		1650	}
		1651	#endif
		1652	selection_extend (ev.xbutton.x, ev.xbutton.y,
		1653	ev.xbutton.state & Button3Mask ? 2 : 0);
		1654
		1655	#ifdef SELECTION_SCROLLING
		1656	if (ev.xbutton.y < int_bwidth
		1657	|| Pixel2Row (ev.xbutton.y) > (nrow-1))
		1658	{
		1659	page_dirn scroll_selection_dir;
		1660	int dist;
		1661
		1662	/* don't clobber the current delay if we are
		1663	* already in the middle of scrolling.
		1664	*/
		1665	if (!sel_scroll_ev.is_active ())
		1666	sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		1667
		1668	/* save the event params so we can highlight
		1669	* the selection in the pending-scroll loop
		1670	*/
		1671	selection_save_x = ev.xbutton.x;
		1672	selection_save_y = ev.xbutton.y;
		1673	selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
		1674
		1675	/* calc number of lines to scroll */
		1676	if (ev.xbutton.y < int_bwidth)
		1677	{
		1678	scroll_selection_dir = UP;
		1679	dist = int_bwidth - ev.xbutton.y;
		1680	}
		1681	else
		1682	{
		1683	scroll_selection_dir = DN;
		1684	dist = ev.xbutton.y - (int_bwidth + vt_height);
		1685	}
		1686
		1687	scroll_selection_lines = Pixel2Height (dist)
		1688	/ SELECTION_SCROLL_LINE_SPEEDUP
		1689	+ 1;
		1690	min_it (scroll_selection_lines,
		1691	SELECTION_SCROLL_MAX_LINES);
		1692	scroll_selection_lines *= scroll_selection_dir;
		1693	}
		1694	else
		1695	{
		1696	/* we are within the text window, so we
		1697	* shouldn't be scrolling
		1698	*/
		1699	sel_scroll_ev.stop();
		1700	}
		1701	#endif
		1702	}
		1703	}
		1704	}
		1705	else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
		1706	{
		1707	while (XCheckTypedWindowEvent (dpy, scrollBar.win,
		1708	MotionNotify, &ev))
		1709	;
		1710
		1711	XQueryPointer (dpy, scrollBar.win,
		1712	&unused_root, &unused_child,
		1713	&unused_root_x, &unused_root_y,
		1714	&ev.xbutton.x, &ev.xbutton.y,
		1715	&unused_mask);
		1716	scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
		1717	scrollBar.size ());
		1718	want_refresh = 1;
		1719	scrollBar.show (1);
		1720	}
		1721	break;
		1722	}
		1723
		1724	#if defined(CURSOR_BLINK)
		1725	if (ev.type == KeyPress)
		1726	cursor_blink_reset ();
		1727	#endif
		1728
		1729	#if defined(POINTER_BLANK)
		1730	if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
		1731	{
		1732	if (ev.type == MotionNotify
		1733	|| ev.type == ButtonPress
		1734	|| ev.type == ButtonRelease)
		1735	if (hidden_pointer)
		1736	pointer_unblank ();
		1737
		1738	if (ev.type == KeyPress && hidden_pointer == 0)
		1739	pointer_blank ();
		1740	}
		1741	#endif
		1742
		1743	refresh_check ();
		1744	}
		1745
		1746	#if ENABLE_FRILLS
		1747	void ecb_cold
		1748	rxvt_term::set_urgency (bool enable)
		1749	{
		1750	if (enable == urgency_hint)
		1751	return;
		1752
		1753	if (XWMHints *h = XGetWMHints (dpy, parent))
		1754	{
		1755	h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
		1756	XSetWMHints (dpy, parent, h);
		1757	urgency_hint = enable;
		1758	XFree (h);
		1759	}
		1760	}
		1761	#endif
		1762
		1763	void ecb_cold
		1764	rxvt_term::focus_in ()
		1765	{
		1766	if (!focus)
		1767	{
		1768	focus = 1;
		1769	want_refresh = 1;
		1770
		1771	#if USE_XIM
		1772	if (Input_Context != NULL)
		1773	{
		1774	im_set_position ();
		1775	XSetICFocus (Input_Context);
910	}	1776	}
		1777	#endif
		1778	#if CURSOR_BLINK
		1779	if (option (Opt_cursorBlink))
		1780	cursor_blink_ev.again ();
		1781	#endif
		1782	#if OFF_FOCUS_FADING
		1783	if (rs[Rs_fade])
		1784	{
		1785	pix_colors = pix_colors_focused;
		1786	scr_recolor ();
		1787	}
		1788	#endif
		1789	#if ENABLE_FRILLS
		1790	if (option (Opt_urgentOnBell))
		1791	set_urgency (0);
		1792	#endif
911		1793
912	flush ();	1794	HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
		1795	}
913	}	1796	}
		1797
		1798	void ecb_cold
		1799	rxvt_term::focus_out ()
		1800	{
		1801	if (focus)
		1802	{
		1803	focus = 0;
		1804	want_refresh = 1;
		1805
		1806	#if ENABLE_FRILLS
		1807	if (option (Opt_urgentOnBell))
		1808	set_urgency (0);
		1809	#endif
		1810	#if ENABLE_FRILLS || ISO_14755
		1811	if (iso14755buf)
		1812	{
		1813	iso14755buf = 0;
		1814	# if ISO_14755
		1815	scr_overlay_off ();
		1816	# endif
		1817	}
		1818	#endif
		1819	#if USE_XIM
		1820	if (Input_Context != NULL)
		1821	XUnsetICFocus (Input_Context);
		1822	#endif
		1823	#if CURSOR_BLINK
		1824	if (option (Opt_cursorBlink))
		1825	cursor_blink_ev.stop ();
		1826
		1827	hidden_cursor = 0;
		1828	#endif
		1829	#if OFF_FOCUS_FADING
		1830	if (rs[Rs_fade])
		1831	{
		1832	pix_colors = pix_colors_unfocused;
		1833	scr_recolor ();
		1834	}
		1835	#endif
		1836
		1837	HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
		1838	}
		1839	}
		1840
		1841	void ecb_cold
		1842	rxvt_term::update_fade_color (unsigned int idx, bool first_time)
		1843	{
		1844	#if OFF_FOCUS_FADING
		1845	if (rs[Rs_fade])
		1846	{
		1847	if (!first_time)
		1848	pix_colors_focused [idx].free (this);
		1849
		1850	rgba c;
		1851	pix_colors [Color_fade].get (c);
		1852	pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
		1853	}
		1854	#endif
		1855	}
		1856
		1857	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		1858	void ecb_hot
		1859	rxvt_term::rootwin_cb (XEvent &ev)
		1860	{
		1861	make_current ();
		1862
		1863	if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
		1864	&& HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
		1865	return;
		1866
		1867	switch (ev.type)
		1868	{
		1869	case PropertyNotify:
		1870	/*
		1871	* if user used some Esetroot compatible prog to set the root bg,
		1872	* use the property to determine the pixmap. We use it later on.
		1873	*/
		1874	if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
		1875	|| ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
		1876	{
		1877	#if BG_IMAGE_FROM_ROOT
		1878	if (option (Opt_transparent))
		1879	{
		1880	rxvt_img::new_from_root (this)->replace (root_img);
		1881	update_background ();
		1882	}
		1883	#endif
		1884	HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
		1885	}
		1886
		1887	break;
		1888	}
		1889
		1890	refresh_check ();
		1891	}
		1892	#endif
914		1893
915	void	1894	void
916	rxvt_term::flush ()	1895	rxvt_term::button_press (XButtonEvent &ev)
917	{	1896	{
918	#ifdef TRANSPARENT	1897	int reportmode = 0, clickintime;
919	if (want_full_refresh)	1898
920	{	1899	bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
921	want_full_refresh = 0;	1900
922	rxvt_scr_clear (this);	1901	if (!bypass_keystate)
923	rxvt_scr_touch (this, False);	1902	reportmode = !! (priv_modes & PrivMode_mouse_report);
924	want_refresh = 1;	1903
		1904	/*
		1905	* VT window processing of button press
		1906	*/
		1907	if (ev.window == vt)
925	}	1908	{
926	#endif	1909	if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
927
928	if (want_refresh)
929	{
930	rxvt_scr_refresh (this, refresh_type);
931	rxvt_scrollbar_show (this, 1);
932	#ifdef USE_XIM
933	rxvt_IMSendSpot (this);
934	#endif
935	}
936
937	if (XPending (Xdisplay)) process_x_events ();
938	XFlush (Xdisplay);
939	if (XPending (Xdisplay)) process_x_events ();
940	}
941
942	/* rxvt_cmd_getc() - Return next input character */
943	/*
944	* Return the next input character after first passing any keyboard input
945	* to the command.
946	*/
947	/* INTPROTO */
948	uint32_t
949	rxvt_cmd_getc(pR)
950	{
951	for (;;)
952	{
953	uint32_t c = R->next_char ();
954	if (c != NOCHAR)
955	return c;	1910	return;
956		1911
957	// incomplete sequences should occur rarely, still, a better solution	1912	#if ISO_14755
958	// would be preferred. either setjmp/longjmp or better design.	1913	// 5.4
959	fcntl (R->cmd_fd, F_SETFL, 0);	1914	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
960	R->pty_fill ();	1915	{
961	fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);	1916	iso14755_54 (ev.x, ev.y);
962	}
963
964	#if 0
965	#define TIMEOUT_USEC 5000
966	fd_set readfds;
967	int quick_timeout, select_res;
968	int want_motion_time, want_keypress_time;
969	struct timeval value;
970	#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
971	struct timeval tp;
972	#endif
973
974	for (;;) {
975	/* loop until we can return something */
976
977	if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
978	R->tt_write(NULL, 0);
979
980	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
981	if (R->mouse_slip_wheel_speed) {
982	quick_timeout = 1;
983	if (!R->mouse_slip_wheel_delay--
984	&& rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
985	abs(R->mouse_slip_wheel_speed))) {
986	R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
987	R->refresh_type |= SMOOTH_REFRESH;
988	R->want_refresh = 1;
989	}
990	}
991	#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
992	#ifdef SELECTION_SCROLLING
993	if (R->pending_scroll_selection) {
994	quick_timeout = 1;
995	if (!R->scroll_selection_delay--
996	&& rxvt_scr_page(aR_ R->scroll_selection_dir,
997	R->scroll_selection_lines)) {
998	rxvt_selection_extend(aR_ R->selection_save_x,
999	R->selection_save_y, R->selection_save_state);
1000	R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
1001	R->refresh_type |= SMOOTH_REFRESH;
1002	R->want_refresh = 1;
1003	}
1004	}
1005	#endif
1006	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1007	if (scrollbar_isUp() || scrollbar_isDn()) {
1008	quick_timeout = 1;
1009	if (!R->scroll_arrow_delay--
1010	&& rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1011	R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1012	R->refresh_type |= SMOOTH_REFRESH;
1013	R->want_refresh = 1;
1014	}
1015	}
1016	#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1017
1018	#ifdef TRANSPARENT
1019	quick_timeout |= R->want_full_refresh;
1020	#endif
1021	#endif
1022	}
1023
1024	void
1025	rxvt_term::pointer_unblank ()
1026	{
1027	XDefineCursor (Xdisplay, TermWin.vt, TermWin_cursor);
1028	rxvt_recolour_cursor (this);
1029
1030	#ifdef POINTER_BLANK
1031	hidden_pointer = 0;
1032
1033	if (Options & Opt_pointerBlank)
1034	pointer_ev.start (NOW + pointerBlankDelay);
1035	#endif
1036	}
1037
1038	#ifdef POINTER_BLANK
1039	void
1040	rxvt_term::pointer_blank ()
1041	{
1042	pointer_ev.stop ();
1043
1044	if (!(Options & Opt_pointerBlank))
1045	return;	1917	return;
1046		1918	}
1047	XDefineCursor (Xdisplay, TermWin.vt, blank_cursor);
1048	XFlush (Xdisplay);
1049
1050	hidden_pointer = 1;
1051	}
1052
1053	void
1054	rxvt_term::pointer_cb (time_watcher &w)
1055	{
1056	SET_R (this);
1057
1058	pointer_blank ();
1059	}
1060	#endif	1919	#endif
1061		1920
1062	/* INTPROTO */	1921	clickintime = ev.time - MEvent.time < multiClickTime;
1063	void
1064	rxvt_mouse_report(pR_ const XButtonEvent *ev)
1065	{
1066	int button_number, key_state = 0;
1067	int x, y;
1068		1922
1069	x = ev->x;	1923	if (reportmode)
1070	y = ev->y;	1924	{
1071	rxvt_pixel_position(aR_ &x, &y);	1925	/* mouse report from vt window */
1072		1926	/* save the xbutton state (for ButtonRelease) */
1073	if (R->MEvent.button == AnyButton) {	1927	MEvent.state = ev.state;
1074	button_number = 3;
1075	} else {
1076	button_number = R->MEvent.button - Button1;
1077	/* add 0x3D for wheel events, like xterm does */
1078	if (button_number >= 3)
1079	button_number += (64 - 3);
1080	}
1081
1082	if (R->PrivateModes & PrivMode_MouseX10) {
1083	/*
1084	* do not report ButtonRelease
1085	* no state info allowed
1086	*/
1087	key_state = 0;
1088	if (button_number == 3)
1089	return;
1090	} else {
1091	/* XTerm mouse reporting needs these values:
1092	* 4 = Shift
1093	* 8 = Meta
1094	* 16 = Control
1095	* plus will add in our own Double-Click reporting
1096	* 32 = Double Click
1097	*/
1098	key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1099	+ ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1100	+ ((R->MEvent.state & ControlMask) ? 16 : 0);
1101	#ifdef MOUSE_REPORT_DOUBLECLICK	1928	#ifdef MOUSE_REPORT_DOUBLECLICK
1102	key_state += ((R->MEvent.clicks > 1) ? 32 : 0);	1929	if (ev.button == MEvent.button && clickintime)
1103	#endif	1930	{
1104	}	1931	/* same button, within allowed time */
		1932	MEvent.clicks++;
1105		1933
1106	#ifdef DEBUG_MOUSEREPORT	1934	if (MEvent.clicks > 1)
1107	fprintf(stderr, "Mouse [");	1935	{
1108	if (key_state & 16)	1936	/* only report double clicks */
1109	fputc('C', stderr);	1937	MEvent.clicks = 2;
1110	if (key_state & 4)	1938	mouse_report (ev);
1111	fputc('S', stderr);	1939
1112	if (key_state & 8)	1940	/* don't report the release */
1113	fputc('A', stderr);	1941	MEvent.clicks = 0;
1114	if (key_state & 32)	1942	MEvent.button = AnyButton;
1115	fputc('2', stderr);	1943	}
1116	fprintf(stderr, "]: <%d>, %d/%d\n",	1944	}
1117	button_number,	1945	else
1118	x + 1,	1946	{
1119	y + 1);	1947	/* different button, or time expired */
		1948	MEvent.clicks = 1;
		1949	MEvent.button = ev.button;
		1950	mouse_report (ev);
		1951	}
1120	#else	1952	#else
1121	R->tt_printf("\033[M%c%c%c",	1953	MEvent.button = ev.button;
1122	(32 + button_number + key_state),	1954	mouse_report (ev);
1123	(32 + x + 1),	1955	#endif /* MOUSE_REPORT_DOUBLECLICK */
1124	(32 + y + 1));
1125	#endif
1126	}
1127		1956
1128	#ifdef USING_W11LIB	1957	}
1129	/* EXTPROTO */
1130	void
1131	rxvt_W11_process_x_event(XEvent *ev)
1132	{
1133	rxvt_t *r = rxvt_get_r();
1134
1135	rxvt_process_x_event(aR_ ev);
1136	}
1137	#endif
1138
1139	/*{{{ process an X event */
1140	/* INTPROTO */
1141	void
1142	rxvt_process_x_event(pR_ XEvent *ev)
1143	{
1144	int i, want_timeout;
1145	Window unused_root, unused_child;
1146	int unused_root_x, unused_root_y;
1147	unsigned int unused_mask;
1148	struct timeval tp;
1149
1150	#ifdef DEBUG_X
1151	const char *const eventnames[] =
1152	{ /* mason - this matches my system */
1153	"",
1154	"",
1155	"KeyPress",
1156	"KeyRelease",
1157	"ButtonPress",
1158	"ButtonRelease",
1159	"MotionNotify",
1160	"EnterNotify",
1161	"LeaveNotify",
1162	"FocusIn",
1163	"FocusOut",
1164	"KeymapNotify",
1165	"Expose",
1166	"GraphicsExpose",
1167	"NoExpose",
1168	"VisibilityNotify",
1169	"CreateNotify",
1170	"DestroyNotify",
1171	"UnmapNotify",
1172	"MapNotify",
1173	"MapRequest",
1174	"ReparentNotify",
1175	"ConfigureNotify",
1176	"ConfigureRequest",
1177	"GravityNotify",
1178	"ResizeRequest",
1179	"CirculateNotify",
1180	"CirculateRequest",
1181	"PropertyNotify",
1182	"SelectionClear",
1183	"SelectionRequest",
1184	"SelectionNotify",
1185	"ColormapNotify",
1186	"ClientMessage",
1187	"MappingNotify"
1188	};
1189	struct tm *ltt;
1190	#endif
1191
1192	/*
1193	* check if we need to get the time for any timeouts
1194	*/
1195
1196	for (i = NUM_TIMEOUTS; i--; )
1197	if (R->timeout[i].tv_sec) {
1198	want_timeout = 1;
1199	break;
1200	}
1201
1202	#ifndef DEBUG_X
1203	if (want_timeout)
1204	#endif
1205	(void)gettimeofday(&tp, NULL);
1206
1207	#ifdef DEBUG_X
1208	ltt = localtime(&(tp.tv_sec));
1209	D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1210	#endif
1211
1212	/* X event timeouts */
1213	if (want_timeout)
1214	for (i = NUM_TIMEOUTS; i--; ) {
1215	if (R->timeout[i].tv_sec == 0)
1216	continue;
1217	if ((tp.tv_sec < R->timeout[i].tv_sec)
1218	|| (tp.tv_sec == R->timeout[i].tv_sec
1219	&& tp.tv_usec < R->timeout[i].tv_usec))
1220	continue;
1221	R->timeout[i].tv_sec = 0;
1222	switch(i) {
1223	case TIMEOUT_INCR:
1224	rxvt_print_error("data loss: timeout on INCR selection paste");
1225	R->selection_wait = Sel_none;
1226	break;
1227	default:
1228	break;
1229	}
1230	}
1231
1232	switch (ev->type) {
1233	case KeyPress:
1234	rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1235	break;
1236
1237	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1238	case KeyRelease:
1239	{
1240	if (!(ev->xkey.state & ControlMask))
1241	R->mouse_slip_wheel_speed = 0;
1242	else {	1958	else
1243	KeySym ks;	1959	{
1244		1960	if (ev.button != MEvent.button)
1245	ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);	1961	MEvent.clicks = 0;
1246	if (ks == XK_Control_L || ks == XK_Control_R)
1247	R->mouse_slip_wheel_speed = 0;
1248	}
1249	break;
1250	}
1251	#endif
1252		1962
1253	case ButtonPress:	1963	switch (ev.button)
1254	rxvt_button_press(aR_ (XButtonEvent *)ev);
1255	break;
1256
1257	case ButtonRelease:
1258	rxvt_button_release(aR_ (XButtonEvent *)ev);
1259	break;
1260
1261	case ClientMessage:
1262	if (ev->xclient.format == 32
1263	&& (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1264	R->destroy ();
1265	#ifdef OFFIX_DND
1266	/* OffiX Dnd (drag 'n' drop) protocol */
1267	else if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1268	&& (ev->xclient.data.l[0] == DndFile
1269	|| ev->xclient.data.l[0] == DndDir
1270	|| ev->xclient.data.l[0] == DndLink)) {
1271	/* Get Dnd data */
1272	Atom ActualType;
1273	int ActualFormat;
1274	unsigned char *data;
1275	unsigned long Size, RemainingBytes;
1276
1277	XGetWindowProperty(R->Xdisplay, Xroot,
1278	R->xa[XA_DNDSELECTION],
1279	0L, 1000000L,
1280	False, AnyPropertyType,
1281	&ActualType, &ActualFormat,
1282	&Size, &RemainingBytes,
1283	&data);
1284	XChangeProperty(R->Xdisplay, Xroot,
1285	XA_CUT_BUFFER0, XA_STRING,
1286	8, PropModeReplace,
1287	data, STRLEN(data));
1288	rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1289	XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1290	}
1291	#endif /* OFFIX_DND */
1292	break;
1293
1294	case MappingNotify:
1295	XRefreshKeyboardMapping(&(ev->xmapping));
1296	break;
1297
1298	/*
1299	* XXX: this is not the _current_ arrangement
1300	* Here's my conclusion:
1301	* If the window is completely unobscured, use bitblt's
1302	* to scroll. Even then, they're only used when doing partial
1303	* screen scrolling. When partially obscured, we have to fill
1304	* in the GraphicsExpose parts, which means that after each refresh,
1305	* we need to wait for the graphics expose or Noexpose events,
1306	* which ought to make things real slow!
1307	*/
1308	case VisibilityNotify:
1309	switch (ev->xvisibility.state)
1310	{	1964	{
1311	case VisibilityUnobscured:	1965	case Button1:
1312	R->refresh_type = FAST_REFRESH;	1966	/* allow meta + click to select rectangular areas */
1313	break;	1967	/* should be done in screen.C */
1314	case VisibilityPartiallyObscured:	1968	#if ENABLE_FRILLS
1315	R->refresh_type = SLOW_REFRESH;	1969	selection.rect = !!(ev.state & ModMetaMask);
1316	break;
1317	default:
1318	R->refresh_type = NO_REFRESH;
1319	break;
1320	}
1321	break;
1322
1323	case FocusIn:
1324	if (!R->TermWin.focus) {
1325	R->TermWin.focus = 1;
1326	R->want_refresh = 1;
1327	#ifdef USE_XIM
1328	if (R->Input_Context != NULL)
1329	XSetICFocus(R->Input_Context);
1330	#endif
1331	#ifdef CURSOR_BLINK
1332	if (R->Options & Opt_cursorBlink)
1333	R->blink_ev.start (NOW + BLINK_INTERVAL);
1334	#endif
1335	}
1336	break;
1337
1338	case FocusOut:
1339	if (R->TermWin.focus) {
1340	R->TermWin.focus = 0;
1341	R->want_refresh = 1;
1342	#ifdef USE_XIM
1343	if (R->Input_Context != NULL)
1344	XUnsetICFocus(R->Input_Context);
1345	#endif
1346	#ifdef CURSOR_BLINK
1347	if (R->Options & Opt_cursorBlink)
1348	R->blink_ev.stop ();
1349	R->hidden_cursor = 0;
1350	#endif
1351	}
1352	break;
1353
1354	case ConfigureNotify:
1355	if (ev->xconfigure.window == R->TermWin.parent[0]) {
1356	int height, width;
1357
1358	do { /* Wrap lots of configures into one */
1359	width = ev->xconfigure.width;
1360	height = ev->xconfigure.height;
1361	D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1362	} while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1363	ConfigureNotify, ev));
1364	if (R->szHint.width != width || R->szHint.height != height) {
1365	D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1366	rxvt_resize_all_windows(aR_ (unsigned int)width,
1367	(unsigned int)height, 1);
1368	}
1369	#ifdef DEBUG_SIZE
1370	else {
1371	D_SIZE((stderr, "Size: Not resizing"));
1372	}
1373	#endif
1374	#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1375	if (R->Options & Opt_transparent) {
1376	rxvt_check_our_parents(aR);
1377	if (R->am_transparent)
1378	R->want_full_refresh = 1;
1379	}
1380	#endif
1381	}
1382	break;
1383
1384	case SelectionClear:
1385	rxvt_selection_clear(aR);
1386	break;
1387
1388	case SelectionNotify:
1389	if (R->selection_wait == Sel_normal)
1390	rxvt_selection_paste(aR_ ev->xselection.requestor,
1391	ev->xselection.property, True);
1392	break;
1393
1394	case SelectionRequest:
1395	rxvt_selection_send(aR_ &(ev->xselectionrequest));
1396	break;
1397
1398	case UnmapNotify:
1399	R->TermWin.mapped = 0;
1400	break;
1401
1402	case MapNotify:
1403	R->TermWin.mapped = 1;
1404	break;
1405
1406	case PropertyNotify:
1407	if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1408	if (ev->xproperty.state == PropertyNewValue)
1409	rxvt_selection_property(aR_ ev->xproperty.window,
1410	ev->xproperty.atom);
1411	break;
1412	}
1413	#ifdef TRANSPARENT
1414	/*
1415	* if user used some Esetroot compatible prog to set the root bg,
1416	* use the property to determine the pixmap. We use it later on.
1417	*/
1418	if (R->xa[XA_XROOTPMAPID] == 0)
1419	R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1420	"_XROOTPMAP_ID", False);
1421	if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1422	break;
1423	/* FALLTHROUGH */
1424	case ReparentNotify:
1425	if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1426	if (R->am_transparent)
1427	R->want_full_refresh = 1;
1428	}
1429	#endif /* TRANSPARENT */
1430	break;
1431
1432	case GraphicsExpose:
1433	case Expose:
1434	if (ev->xany.window == R->TermWin.vt) {
1435	#ifdef NO_SLOW_LINK_SUPPORT
1436	rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1437	ev->xexpose.width, ev->xexpose.height, False);
1438	#else	1970	#else
1439	// don't understand this, so commented it out	1971	selection.rect = false;
1440	rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1441	ev->xexpose.width, ev->xexpose.height, False);
1442	//rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1443	// ev->xexpose.width, R->TermWin.height, False);
1444	#endif	1972	#endif
1445	R->want_refresh = 1;
1446	} else {
1447	XEvent unused_xevent;
1448		1973
1449	while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,	1974	/* allow shift+left click to extend selection */
1450	Expose,	1975	if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1451	&unused_xevent)) ;
1452	while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1453	GraphicsExpose,
1454	&unused_xevent)) ;
1455	if (isScrollbarWindow(ev->xany.window)) {
1456	scrollbar_setIdle();
1457	rxvt_scrollbar_show(aR_ 0);
1458	}
1459	#ifdef MENUBAR
1460	if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1461	rxvt_menubar_expose(aR);
1462	#endif
1463	#ifdef RXVT_GRAPHICS
1464	rxvt_Gr_expose(aR_ ev->xany.window);
1465	#endif
1466	}
1467	break;
1468
1469	case MotionNotify:
1470	#ifdef POINTER_BLANK
1471	if (R->hidden_pointer)
1472	R->pointer_unblank ();
1473	#endif
1474	#if MENUBAR
1475	if (isMenuBarWindow(ev->xany.window)) {
1476	rxvt_menubar_control(aR_ &(ev->xbutton));
1477	break;
1478	}
1479	#endif
1480	if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1481	break;
1482
1483	if (ev->xany.window == R->TermWin.vt) {
1484	if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1485	while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1486	MotionNotify, ev)) ;
1487	XQueryPointer(R->Xdisplay, R->TermWin.vt,
1488	&unused_root, &unused_child,
1489	&unused_root_x, &unused_root_y,
1490	&(ev->xbutton.x), &(ev->xbutton.y),
1491	&unused_mask);
1492	#ifdef MOUSE_THRESHOLD
1493	/* deal with a `jumpy' mouse */
1494	if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1495	#endif
1496	rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1497	(ev->xbutton.state & Button3Mask) ? 2 : 0);
1498	#ifdef SELECTION_SCROLLING
1499	if (ev->xbutton.y<R->TermWin.int_bwidth ||
1500	Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1501	int dist;
1502
1503	R->pending_scroll_selection=1;
1504
1505	/* don't clobber the current delay if we are
1506	* already in the middle of scrolling.
1507	*/
1508	if (R->scroll_selection_delay<=0)
1509	R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1510
1511	/* save the event params so we can highlight
1512	* the selection in the pending-scroll loop
1513	*/
1514	R->selection_save_x=ev->xbutton.x;
1515	R->selection_save_y=ev->xbutton.y;
1516	R->selection_save_state=
1517	(ev->xbutton.state & Button3Mask) ? 2 : 0;
1518
1519	/* calc number of lines to scroll */
1520	if (ev->xbutton.y<R->TermWin.int_bwidth) {
1521	R->scroll_selection_dir = UP;
1522	dist = R->TermWin.int_bwidth - ev->xbutton.y;
1523	}
1524	else {
1525	R->scroll_selection_dir = DN;
1526	dist = ev->xbutton.y -
1527	(R->TermWin.int_bwidth + R->TermWin.height);
1528	}
1529	R->scroll_selection_lines=(Pixel2Height(dist)/
1530	SELECTION_SCROLL_LINE_SPEEDUP)+1;
1531	MIN_IT(R->scroll_selection_lines,
1532	SELECTION_SCROLL_MAX_LINES);
1533	}
1534	else {
1535	/* we are within the text window, so we
1536	* shouldn't be scrolling
1537	*/
1538	R->pending_scroll_selection = 0;
1539	}
1540	#endif
1541	#ifdef MOUSE_THRESHOLD
1542	}
1543	#endif
1544	}
1545	} else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1546	while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1547	MotionNotify, ev)) ;
1548	XQueryPointer(R->Xdisplay, R->scrollBar.win,
1549	&unused_root, &unused_child,
1550	&unused_root_x, &unused_root_y,
1551	&(ev->xbutton.x), &(ev->xbutton.y),
1552	&unused_mask);
1553	rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1554	scrollbar_size());
1555	rxvt_scr_refresh(aR_ R->refresh_type);
1556	R->refresh_limit = 0;
1557	rxvt_scrollbar_show(aR_ 1);
1558	}
1559	break;
1560	}
1561	}
1562
1563	/* INTPROTO */
1564	void
1565	rxvt_button_press(pR_ XButtonEvent *ev)
1566	{
1567	int reportmode = 0, clickintime;
1568
1569	R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1570	if (!R->bypass_keystate)
1571	reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1572	/*
1573	* VT window processing of button press
1574	*/
1575	if (ev->window == R->TermWin.vt)
1576	{
1577	#if RXVT_GRAPHICS
1578	if (ev->subwindow != None)
1579	rxvt_Gr_ButtonPress(ev->x, ev->y);
1580	else
1581	#endif
1582	{
1583	clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1584	if (reportmode)
1585	{
1586	/* mouse report from vt window */
1587	/* save the xbutton state (for ButtonRelease) */
1588	R->MEvent.state = ev->state;
1589	#ifdef MOUSE_REPORT_DOUBLECLICK
1590	if (ev->button == R->MEvent.button && clickintime)
1591	{	1976	{
1592	/* same button, within alloted time */	1977	if (MEvent.button == Button1 && clickintime)
1593	R->MEvent.clicks++;	1978	selection_rotate (ev.x, ev.y);
1594	if (R->MEvent.clicks > 1)	1979	else
		1980	selection_extend (ev.x, ev.y, 1);
1595	{	1981	}
1596	/* only report double clicks */
1597	R->MEvent.clicks = 2;
1598	rxvt_mouse_report(aR_ ev);
1599
1600	/* don't report the release */
1601	R->MEvent.clicks = 0;
1602	R->MEvent.button = AnyButton;
1603	}
1604	}
1605	else	1982	else
1606	{	1983	{
1607	/* different button, or time expired */	1984	if (MEvent.button == Button1 && clickintime)
1608	R->MEvent.clicks = 1;	1985	MEvent.clicks++;
1609	R->MEvent.button = ev->button;	1986	else
1610	rxvt_mouse_report(aR_ ev);	1987	MEvent.clicks = 1;
1611	}	1988
1612	#else	1989	selection_click (MEvent.clicks, ev.x, ev.y);
1613	R->MEvent.button = ev->button;	1990	}
1614	rxvt_mouse_report(aR_ ev);	1991
1615	#endif /* MOUSE_REPORT_DOUBLECLICK */	1992	MEvent.button = Button1;
		1993	break;
		1994
		1995	case Button3:
		1996	if (MEvent.button == Button3 && clickintime)
		1997	selection_rotate (ev.x, ev.y);
		1998	else
		1999	selection_extend (ev.x, ev.y, 1);
		2000
		2001	MEvent.button = Button3;
		2002	break;
		2003	}
1616	}	2004	}
		2005
		2006	MEvent.time = ev.time;
		2007	return;
		2008	}
		2009
		2010	/*
		2011	* Scrollbar window processing of button press
		2012	*/
		2013	if (scrollBar.state && ev.window == scrollBar.win)
		2014	{
		2015	page_dirn direction = NO_DIR;
		2016
		2017	if (scrollBar.upButton (ev.y))
		2018	direction = UP; /* up */
		2019	else if (scrollBar.dnButton (ev.y))
		2020	direction = DN; /* down */
		2021
		2022	scrollBar.state = SB_STATE_IDLE;
		2023	/*
		2024	* Rxvt-style scrollbar:
		2025	* move up if mouse is above slider
		2026	* move dn if mouse is below slider
		2027	*
		2028	* XTerm-style scrollbar:
		2029	* Move display proportional to pointer location
		2030	* pointer near top -> scroll one line
		2031	* pointer near bot -> scroll full page
		2032	*/
		2033	#ifndef NO_SCROLLBAR_REPORT
		2034	if (reportmode)
		2035	{
		2036	/*
		2037	* Mouse report disabled scrollbar:
		2038	* arrow buttons - send up/down
		2039	* click on scrollbar - send pageup/down
		2040	*/
		2041	if (direction == UP)
		2042	tt_printf ("\033[A");
		2043	else if (direction == DN)
		2044	tt_printf ("\033[B");
1617	else	2045	else
		2046	switch (ev.button)
1618	{	2047	{
1619	if (ev->button != R->MEvent.button)	2048	case Button2:
1620	R->MEvent.clicks = 0;	2049	tt_printf ("\014");
1621	switch (ev->button)	2050	break;
		2051	case Button1:
		2052	tt_printf ("\033[6~");
		2053	break;
		2054	case Button3:
		2055	tt_printf ("\033[5~");
		2056	break;
		2057	}
		2058	}
		2059	else
		2060	#endif /* NO_SCROLLBAR_REPORT */
		2061	{
		2062	if (direction != NO_DIR)
		2063	{
		2064	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		2065	if (!cont_scroll_ev.is_active ())
		2066	cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		2067	#endif
		2068	if (scr_page (direction, 1))
		2069	{
		2070	if (direction == UP)
		2071	scrollBar.state = SB_STATE_UP;
		2072	else
		2073	scrollBar.state = SB_STATE_DOWN;
		2074	}
		2075	}
		2076	else
		2077	switch (ev.button)
		2078	{
		2079	case Button2:
		2080	switch (scrollBar.align)
1622	{	2081	{
1623	case Button1:	2082	case SB_ALIGN_TOP:
1624	if (R->MEvent.button == Button1 && clickintime)
1625	R->MEvent.clicks++;
1626	else	2083	csrO = 0;
1627	R->MEvent.clicks = 1;
1628	rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1629	R->MEvent.button = Button1;
1630	break;	2084	break;
1631		2085	case SB_ALIGN_CENTRE:
1632	case Button3:	2086	csrO = (scrollBar.bot - scrollBar.top) / 2;
1633	if (R->MEvent.button == Button3 && clickintime)
1634	rxvt_selection_rotate(aR_ ev->x, ev->y);
1635	else
1636	rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1637	R->MEvent.button = Button3;
1638	break;	2087	break;
1639	}	2088	case SB_ALIGN_BOTTOM:
1640	}	2089	csrO = scrollBar.bot - scrollBar.top;
1641	R->MEvent.time = ev->time;	2090	break;
1642	return;	2091	}
1643	}
1644	}
1645		2092
1646	/*	2093	if (scrollBar.style == SB_STYLE_XTERM
1647	* Scrollbar window processing of button press	2094	|| scrollBar.above_slider (ev.y)
1648	*/	2095	|| scrollBar.below_slider (ev.y))
1649	if (isScrollbarWindow(ev->window))	2096	scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
1650	{
1651	scrollbar_setIdle();
1652	/*
1653	* Rxvt-style scrollbar:
1654	* move up if mouse is above slider
1655	* move dn if mouse is below slider
1656	*
1657	* XTerm-style scrollbar:
1658	* Move display proportional to pointer location
1659	* pointer near top -> scroll one line
1660	* pointer near bot -> scroll full page
1661	*/
1662	#ifndef NO_SCROLLBAR_REPORT
1663	if (reportmode) {
1664	/*
1665	* Mouse report disabled scrollbar:
1666	* arrow buttons - send up/down
1667	* click on scrollbar - send pageup/down
1668	*/
1669	if ((R->scrollBar.style == R_SB_NEXT
1670	&& scrollbarnext_upButton(ev->y))
1671	|| (R->scrollBar.style == R_SB_RXVT
1672	&& scrollbarrxvt_upButton(ev->y)))
1673	R->tt_printf("\033[A");
1674	else if ((R->scrollBar.style == R_SB_NEXT
1675	&& scrollbarnext_dnButton(ev->y))
1676	|| (R->scrollBar.style == R_SB_RXVT
1677	&& scrollbarrxvt_dnButton(ev->y)))
1678	R->tt_printf("\033[B");
1679	else
1680	switch (ev->button) {
1681	case Button2:
1682	R->tt_printf("\014");
1683	break;
1684	case Button1:
1685	R->tt_printf("\033[6~");
1686	break;
1687	case Button3:
1688	R->tt_printf("\033[5~");
1689	break;
1690	}
1691	}
1692	else
1693	#endif /* NO_SCROLLBAR_REPORT */
1694	{
1695	char upordown = 0;
1696		2097
1697	if (R->scrollBar.style == R_SB_NEXT) {	2098	scrollBar.state = SB_STATE_MOTION;
1698	if (scrollbarnext_upButton(ev->y))	2099	break;
1699	upordown = -1; /* up */
1700	else if (scrollbarnext_dnButton(ev->y))
1701	upordown = 1; /* down */
1702	} else if (R->scrollBar.style == R_SB_RXVT) {
1703	if (scrollbarrxvt_upButton(ev->y))
1704	upordown = -1; /* up */
1705	else if (scrollbarrxvt_dnButton(ev->y))
1706	upordown = 1; /* down */
1707	}
1708	if (upordown) {
1709	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1710	R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1711	#endif
1712	if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1713	if (upordown < 0)
1714	scrollbar_setUp();
1715	else
1716	scrollbar_setDn();
1717	}
1718	} else
1719	switch (ev->button) {
1720	case Button2:
1721	switch (R->scrollbar_align) {
1722	case R_SB_ALIGN_TOP:
1723	R->csrO = 0;
1724	break;
1725	case R_SB_ALIGN_CENTRE:
1726	R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1727	break;
1728	case R_SB_ALIGN_BOTTOM:
1729	R->csrO = R->scrollBar.bot - R->scrollBar.top;
1730	break;
1731	}
1732	if (R->scrollBar.style == R_SB_XTERM
1733	|| scrollbar_above_slider(ev->y)
1734	|| scrollbar_below_slider(ev->y))
1735	rxvt_scr_move_to(aR_
1736	scrollbar_position(ev->y) - R->csrO,
1737	scrollbar_size());
1738	scrollbar_setMotion();
1739	break;
1740		2100
1741	case Button1:	2101	case Button1:
1742	if (R->scrollbar_align == R_SB_ALIGN_CENTRE)	2102	if (scrollBar.align == SB_ALIGN_CENTRE)
1743	R->csrO = ev->y - R->scrollBar.top;	2103	csrO = ev.y - scrollBar.top;
1744	/* FALLTHROUGH */	2104	/* FALLTHROUGH */
1745		2105
1746	case Button3:	2106	case Button3:
1747	if (R->scrollBar.style != R_SB_XTERM) {	2107	if (scrollBar.style != SB_STYLE_XTERM)
1748	if (scrollbar_above_slider(ev->y))	2108	{
		2109	if (scrollBar.above_slider (ev.y))
1749	# ifdef RXVT_SCROLL_FULL	2110	# ifdef RXVT_SCROLL_FULL
1750	rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);	2111	scr_page (UP, nrow - 1);
1751	# else	2112	# else
1752	rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);	2113	scr_page (UP, nrow / 4);
1753	# endif	2114	# endif
1754	else if (scrollbar_below_slider(ev->y))	2115	else if (scrollBar.below_slider (ev.y))
1755	# ifdef RXVT_SCROLL_FULL	2116	# ifdef RXVT_SCROLL_FULL
1756	rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);	2117	scr_page (DN, nrow - 1);
1757	# else	2118	# else
1758	rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);	2119	scr_page (DN, nrow / 4);
1759	# endif	2120	# endif
1760	else	2121	else
1761	scrollbar_setMotion();	2122	scrollBar.state = SB_STATE_MOTION;
1762	} else {	2123	}
1763	rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),	2124	else
1764	(R->TermWin.nrow	2125	{
1765	* scrollbar_position(ev->y)	2126	scr_page ((ev.button == Button1 ? DN : UP),
1766	/ scrollbar_size()));	2127	(nrow
		2128	* scrollBar.position (ev.y)
		2129	/ scrollBar.size ()));
		2130	}
		2131
		2132	break;
		2133	}
		2134	}
		2135
		2136	return;
1767	}	2137	}
1768	break;
1769	}
1770	}
1771	return;
1772	}
1773	#if MENUBAR
1774	/*
1775	* Menubar window processing of button press
1776	*/
1777	if (isMenuBarWindow(ev->window))
1778	rxvt_menubar_control(aR_ ev);
1779	#endif
1780	}	2138	}
1781		2139
1782	/* INTPROTO */
1783	void	2140	void
1784	rxvt_button_release(pR_ XButtonEvent *ev)	2141	rxvt_term::button_release (XButtonEvent &ev)
1785	{	2142	{
1786	int reportmode = 0;	2143	int reportmode = 0;
1787		2144
1788	R->csrO = 0; /* reset csr Offset */	2145	csrO = 0; /* reset csr Offset */
1789	if (!R->bypass_keystate)	2146	if (!bypass_keystate)
1790	reportmode = !!(R->PrivateModes & PrivMode_mouse_report);	2147	reportmode = !! (priv_modes & PrivMode_mouse_report);
1791		2148
1792	if (scrollbar_isUpDn()) {	2149	if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1793	scrollbar_setIdle();
1794	rxvt_scrollbar_show(aR_ 0);
1795	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1796	R->refresh_type &= ~SMOOTH_REFRESH;
1797	#endif
1798	}	2150	{
		2151	scrollBar.state = SB_STATE_IDLE;
		2152	scrollBar.show (0);
		2153	}
		2154
1799	#ifdef SELECTION_SCROLLING	2155	#ifdef SELECTION_SCROLLING
1800	R->pending_scroll_selection=0;	2156	sel_scroll_ev.stop();
1801	#endif	2157	#endif
1802	if (ev->window == R->TermWin.vt)	2158
		2159	if (ev.window == vt)
1803	{	2160	{
1804	#ifdef RXVT_GRAPHICS	2161	if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
1805	if (ev->subwindow != None)	2162	return;
1806	rxvt_Gr_ButtonRelease(ev->x, ev->y);	2163
1807	else	2164	#if ISO_14755
		2165	// 5.4
		2166	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
		2167	return;
1808	#endif	2168	#endif
1809	{	2169
1810	if (reportmode)	2170	if (reportmode)
1811	{	2171	{
1812	/* mouse report from vt window */	2172	/* mouse report from vt window */
1813	/* don't report release of wheel "buttons" */	2173	/* don't report release of wheel "buttons" */
1814	if (ev->button >= 4)	2174	if (ev.button >= 4)
1815	return;	2175	return;
1816	#ifdef MOUSE_REPORT_DOUBLECLICK	2176	#ifdef MOUSE_REPORT_DOUBLECLICK
1817	/* only report the release of 'slow' single clicks */	2177	/* only report the release of 'slow' single clicks */
1818	if (R->MEvent.button != AnyButton	2178	if (MEvent.button != AnyButton
1819	&& (ev->button != R->MEvent.button	2179	&& (ev.button != MEvent.button
1820	|| (ev->time - R->MEvent.time	2180	|| (ev.time - MEvent.time
1821	> MULTICLICK_TIME / 2)))	2181	> multiClickTime / 2)))
1822	{	2182	{
1823	R->MEvent.clicks = 0;	2183	MEvent.clicks = 0;
1824	R->MEvent.button = AnyButton;	2184	MEvent.button = AnyButton;
1825	rxvt_mouse_report(aR_ ev);	2185	mouse_report (ev);
1826	}	2186	}
1827	#else /* MOUSE_REPORT_DOUBLECLICK */	2187	#else /* MOUSE_REPORT_DOUBLECLICK */
1828	R->MEvent.button = AnyButton;	2188	MEvent.button = AnyButton;
1829	rxvt_mouse_report(aR_ ev);	2189	mouse_report (ev);
1830	#endif /* MOUSE_REPORT_DOUBLECLICK */	2190	#endif /* MOUSE_REPORT_DOUBLECLICK */
1831	return;	2191	return;
1832	}	2192	}
		2193
1833	/*	2194	/*
1834	* dumb hack to compensate for the failure of click-and-drag	2195	* dumb hack to compensate for the failure of click-and-drag
1835	* when overriding mouse reporting	2196	* when overriding mouse reporting
1836	*/	2197	*/
1837	if (R->PrivateModes & PrivMode_mouse_report	2198	if (priv_modes & PrivMode_mouse_report
1838	&& R->bypass_keystate	2199	&& bypass_keystate
1839	&& ev->button == Button1 && R->MEvent.clicks <= 1)	2200	&& ev.button == Button1 && MEvent.clicks <= 1)
1840	rxvt_selection_extend(aR_ ev->x, ev->y, 0);	2201	selection_extend (ev.x, ev.y, 0);
1841		2202
1842	switch (ev->button) {	2203	switch (ev.button)
		2204	{
1843	case Button1:	2205	case Button1:
1844	case Button3:	2206	case Button3:
1845	rxvt_selection_make(aR_ ev->time);	2207	selection_make (ev.time);
1846	break;	2208	break;
		2209
1847	case Button2:	2210	case Button2:
1848	rxvt_selection_request(aR_ ev->time, ev->x, ev->y);	2211	if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
1849	break;	2212	selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
		2213	break;
		2214
1850	#ifdef MOUSE_WHEEL	2215	#ifdef MOUSE_WHEEL
1851	case Button4:	2216	case Button4:
1852	case Button5:	2217	case Button5:
1853	{	2218	{
1854	int i, v;	2219	int lines;
		2220	page_dirn dirn;
1855		2221
1856	v = (ev->button == Button4) ? UP : DN;	2222	dirn = ev.button == Button4 ? UP : DN;
		2223
1857	if (ev->state & ShiftMask)	2224	if (ev.state & ShiftMask)
1858	i = 1;	2225	lines = 1;
1859	else if ((R->Options & Opt_mouseWheelScrollPage))	2226	else if (option (Opt_mouseWheelScrollPage))
1860	i = R->TermWin.nrow - 1;	2227	lines = nrow - 1;
1861	else	2228	else
1862	i = 5;	2229	lines = 5;
		2230
1863	# ifdef MOUSE_SLIP_WHEELING	2231	# ifdef MOUSE_SLIP_WHEELING
1864	if (ev->state & ControlMask)	2232	if (ev.state & ControlMask)
1865	{	2233	{
1866	R->mouse_slip_wheel_speed += (v ? -1 : 1);	2234	mouse_slip_wheel_speed += dirn;
1867	R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;	2235	clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
1868	}	2236
		2237	if (!slip_wheel_ev.is_active ())
		2238	slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		2239	}
		2240	else
1869	# endif	2241	# endif
1870	# ifdef JUMP_MOUSE_WHEEL
1871	rxvt_scr_page(aR_ v, i);
1872	rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1873	rxvt_scrollbar_show(aR_ 1);
1874	# else
1875	for (; i--;)
1876	{	2242	{
1877	rxvt_scr_page(aR_ v, 1);	2243	scr_page (dirn, lines);
1878	rxvt_scr_refresh(aR_ SMOOTH_REFRESH);	2244	scrollBar.show (1);
1879	rxvt_scrollbar_show(aR_ 1);	2245	}
1880	}	2246	}
		2247	break;
1881	# endif	2248	#endif
1882	}
1883	break;
1884	#endif
1885	}
1886	}
1887	}	2249	}
1888	#ifdef MENUBAR
1889	else if (isMenuBarWindow(ev->window))
1890	rxvt_menubar_control(aR_ ev);
1891	#endif
1892	}
1893
1894
1895	#ifdef TRANSPARENT
1896	/*
1897	* Check our parents are still who we think they are.
1898	* Do transparency updates if required
1899	*/
1900	/* EXTPROTO */
1901	int
1902	rxvt_check_our_parents(pR)
1903	{
1904	int i, pchanged, aformat, have_pixmap, rootdepth;
1905	unsigned long nitems, bytes_after;
1906	Atom atype;
1907	unsigned char *prop = NULL;
1908	Window root, oldp, *list;
1909	Pixmap rootpixmap = None;
1910	XWindowAttributes wattr, wrootattr;
1911
1912	pchanged = 0;
1913
1914	if (!(R->Options & Opt_transparent))
1915	return pchanged; /* Don't try any more */
1916
1917	XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1918	rootdepth = wrootattr.depth;
1919
1920	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1921	if (rootdepth != wattr.depth) {
1922	if (R->am_transparent) {
1923	pchanged = 1;
1924	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1925	R->PixColors[Color_bg]);
1926	R->am_transparent = R->am_pixmap_trans = 0;
1927	}
1928	return pchanged; /* Don't try any more */
1929	}
1930
1931	/* Get all X ops out of the queue so that our information is up-to-date. */
1932	XSync(R->Xdisplay, False);
1933
1934	/*
1935	* Make the frame window set by the window manager have
1936	* the root background. Some window managers put multiple nested frame
1937	* windows for each client, so we have to take care about that.
1938	*/
1939	i = (R->xa[XA_XROOTPMAPID] != 0
1940	&& (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1941	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1942	&nitems, &bytes_after, &prop) == Success));
1943	if (!i || prop == NULL)
1944	have_pixmap = 0;
1945	else {
1946	have_pixmap = 1;
1947	rootpixmap = *((Pixmap *)prop);
1948	XFree(prop);
1949	}
1950	if (have_pixmap) {
1951	/*
1952	* Copy Xroot pixmap transparency
1953	*/
1954	int sx, sy, nx, ny;
1955	unsigned int nw, nh;
1956	Window cr;
1957	XImage *image;
1958	GC gc;
1959	XGCValues gcvalue;
1960
1961	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1962	0, 0, &sx, &sy, &cr);
1963	nw = (unsigned int)R->szHint.width;
1964	nh = (unsigned int)R->szHint.height;
1965	nx = ny = 0;
1966	if (sx < 0) {
1967	nw += sx;
1968	nx = -sx;
1969	sx = 0;
1970	}
1971	if (sy < 0) {
1972	nh += sy;
1973	ny = -sy;
1974	sy = 0;
1975	}
1976	MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1977	MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1978	R->allowedxerror = -1;
1979	image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1980	ZPixmap);
1981	/* XXX: handle BadMatch - usually because we're outside the pixmap */
1982	/* XXX: may need a delay here? */
1983	R->allowedxerror = 0;
1984	if (image == NULL) {
1985	if (R->am_transparent && R->am_pixmap_trans) {
1986	pchanged = 1;
1987	if (R->TermWin.pixmap != None) {
1988	XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1989	R->TermWin.pixmap = None;
1990	}
1991	}	2250	}
1992	R->am_pixmap_trans = 0;
1993	} else {
1994	if (R->TermWin.pixmap != None)
1995	XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1996	R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1997	(unsigned int)R->szHint.width,
1998	(unsigned int)R->szHint.height,
1999	(unsigned int)image->depth);
2000	gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
2001	XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
2002	nx, ny, (unsigned int)image->width,
2003	(unsigned int)image->height);
2004	XFreeGC(R->Xdisplay, gc);
2005	XDestroyImage(image);
2006	XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2007	R->TermWin.pixmap);
2008	if (!R->am_transparent || !R->am_pixmap_trans)
2009	pchanged = 1;
2010	R->am_transparent = R->am_pixmap_trans = 1;
2011	}
2012	}
2013	if (!R->am_pixmap_trans) {
2014	unsigned int n;
2015	/*
2016	* InheritPixmap transparency
2017	*/
2018	D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2019	for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2020	i++) {
2021	oldp = R->TermWin.parent[i];
2022	XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2023	&R->TermWin.parent[i], &list, &n);
2024	XFree(list);
2025	D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2026	if (R->TermWin.parent[i] == Xroot) {
2027	if (oldp != None)
2028	pchanged = 1;
2029	break;
2030	}
2031	if (oldp != R->TermWin.parent[i])
2032	pchanged = 1;
2033	}
2034	n = 0;
2035	if (pchanged) {
2036	for (; n < (unsigned int)i; n++) {
2037	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2038	D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2039	if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2040	n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2041	break;
2042	}
2043	}
2044	}
2045	if (n > (int)(sizeof(R->TermWin.parent)
2046	/ sizeof(R->TermWin.parent[0]))) {
2047	D_X((stderr, "InheritPixmap Turning off"));
2048	XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2049	R->PixColors[Color_fg]);
2050	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2051	R->PixColors[Color_bg]);
2052	R->am_transparent = 0;
2053	/* XXX: also turn off Opt_transparent? */
2054	} else {
2055	/* wait (an arbitrary period) for the WM to do its thing
2056	* needed for fvwm2.2.2 (and before?) */
2057	# ifdef HAVE_NANOSLEEP
2058	struct timespec rqt;
2059
2060	rqt.tv_sec = 1;
2061	rqt.tv_nsec = 0;
2062	nanosleep(&rqt, NULL);
2063	# else
2064	sleep(1);
2065	# endif
2066	D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2067	for (n = 0; n < (unsigned int)i; n++)
2068	XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2069	ParentRelative);
2070	XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2071	ParentRelative);
2072	R->am_transparent = 1;
2073	}
2074	for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2075	R->TermWin.parent[i] = None;
2076	}
2077	return pchanged;
2078	}	2251	}
2079	#endif
2080		2252
2081	/*}}} */	2253	/*}}} */
		2254
		2255	void ecb_hot
		2256	rxvt_term::cmd_parse ()
		2257	{
		2258	wchar_t ch = NOCHAR;
		2259	char *seq_begin; // remember start of esc-sequence here
		2260
		2261	for (;;)
		2262	{
		2263	if (ecb_unlikely (ch == NOCHAR))
		2264	{
		2265	seq_begin = cmdbuf_ptr;
		2266	ch = next_char ();
		2267
		2268	if (ch == NOCHAR)
		2269	break;
		2270	}
		2271
		2272	if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
		2273	{
		2274	if (ecb_unlikely (!seen_input))
		2275	{
		2276	seen_input = 1;
		2277	// many badly-written programs (e.g. jed) contain a race condition:
		2278	// they first read the screensize and then install a SIGWINCH handler.
		2279	// some window managers resize the window early, and these programs
		2280	// then sometimes get the size wrong.
		2281	// unfortunately other programs are even more buggy and dislike
		2282	// being sent SIGWINCH, so only do it when we were in fact being
		2283	// resized.
		2284	if (seen_resize && cmd_pid)
		2285	kill (-cmd_pid, SIGWINCH);
		2286	}
		2287
		2288	/* Read a text string from the input buffer */
		2289	wchar_t buf[UBUFSIZ];
		2290	bool refreshnow = false;
		2291	int nlines = 0;
		2292	wchar_t *str = buf;
		2293	wchar_t *eol = str + min (ncol, UBUFSIZ);
		2294
		2295	for (;;)
		2296	{
		2297	if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
		2298	break;
		2299
		2300	*str++ = ch;
		2301
		2302	if (ecb_unlikely (ch == C0_LF || str >= eol))
		2303	{
		2304	if (ch == C0_LF)
		2305	nlines++;
		2306
		2307	refresh_count++;
		2308
		2309	if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
		2310	{
		2311	refresh_count = 0;
		2312
		2313	if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
		2314	{
		2315	refreshnow = true;
		2316	ch = NOCHAR;
		2317	break;
		2318	}
		2319	}
		2320
		2321	// scr_add_lines only works for nlines <= nrow - 1.
		2322	if (nlines >= nrow - 1)
		2323	{
		2324	if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
		2325	&& HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
		2326	scr_add_lines (buf, str - buf, nlines);
		2327
		2328	nlines = 0;
		2329	str = buf;
		2330	eol = str + min (ncol, UBUFSIZ);
		2331	}
		2332
		2333	if (str >= eol)
		2334	{
		2335	if (eol >= buf + UBUFSIZ)
		2336	{
		2337	ch = NOCHAR;
		2338	break;
		2339	}
		2340	else
		2341	eol = min (eol + ncol, buf + UBUFSIZ);
		2342	}
		2343
		2344	}
		2345
		2346	seq_begin = cmdbuf_ptr;
		2347	ch = next_char ();
		2348	}
		2349
		2350	if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
		2351	&& HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
		2352	scr_add_lines (buf, str - buf, nlines);
		2353
		2354	/*
		2355	* If there have been a lot of new lines, then update the screen
		2356	* What the heck we'll cheat and only refresh less than every page-full.
		2357	* if skipScroll is enabled.
		2358	*/
		2359	if (refreshnow)
		2360	{
		2361	scr_refresh ();
		2362	want_refresh = 1;
		2363	}
		2364	}
		2365	else
		2366	{
		2367	try
		2368	{
		2369	process_nonprinting (ch);
		2370	}
		2371	catch (const class out_of_input &o)
		2372	{
		2373	// we ran out of input, retry later
		2374	cmdbuf_ptr = seq_begin;
		2375	break;
		2376	}
		2377
		2378	ch = NOCHAR;
		2379	}
		2380	}
		2381	}
		2382
		2383	// read the next character
		2384	wchar_t ecb_hot
		2385	rxvt_term::next_char () NOTHROW
		2386	{
		2387	while (cmdbuf_ptr < cmdbuf_endp)
		2388	{
		2389	// assume 7-bit to be ascii ALWAYS
		2390	if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
		2391	return *cmdbuf_ptr++;
		2392
		2393	wchar_t wc;
		2394	size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
		2395
		2396	if (len == (size_t)-2)
		2397	{
		2398	// the mbstate stores incomplete sequences. didn't know this :/
		2399	cmdbuf_ptr = cmdbuf_endp;
		2400	break;
		2401	}
		2402
		2403	if (len == (size_t)-1)
		2404	{
		2405	mbstate.reset (); // reset now undefined conversion state
		2406	// a -1 might indicate that a previous incomplete char is invalid (previous return -2)
		2407	// in which case we "erroneously" return the next byte which might be valid.
		2408	return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
		2409	}
		2410
		2411	// assume wchar == unicode
		2412	cmdbuf_ptr += len;
		2413	return wc & UNICODE_MASK;
		2414	}
		2415
		2416	return NOCHAR;
		2417	}
		2418
		2419	// read the next octet
		2420	uint32_t ecb_hot
		2421	rxvt_term::next_octet () NOTHROW
		2422	{
		2423	return cmdbuf_ptr < cmdbuf_endp
		2424	? (unsigned char)*cmdbuf_ptr++
		2425	: NOCHAR;
		2426	}
		2427
		2428	static class out_of_input out_of_input;
		2429
		2430	wchar_t ecb_hot
		2431	rxvt_term::cmd_getc () THROW ((class out_of_input))
		2432	{
		2433	wchar_t c = next_char ();
		2434
		2435	if (c == NOCHAR)
		2436	throw out_of_input;
		2437
		2438	return c;
		2439	}
		2440
		2441	uint32_t ecb_hot
		2442	rxvt_term::cmd_get8 () THROW ((class out_of_input))
		2443	{
		2444	uint32_t c = next_octet ();
		2445
		2446	if (c == NOCHAR)
		2447	throw out_of_input;
		2448
		2449	return c;
		2450	}
2082		2451
2083	/*{{{ print pipe */	2452	/*{{{ print pipe */
2084	/*----------------------------------------------------------------------*/	2453	/*----------------------------------------------------------------------*/
2085	#ifdef PRINTPIPE	2454	#ifdef PRINTPIPE
2086	/* EXTPROTO */	2455	FILE * ecb_cold
2087	FILE *
2088	rxvt_popen_printer(pR)	2456	rxvt_term::popen_printer ()
2089	{	2457	{
2090	FILE *stream = popen(R->rs[Rs_print_pipe], "w");	2458	FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2091		2459
2092	if (stream == NULL)	2460	if (stream == NULL)
2093	rxvt_print_error("can't open printer pipe");	2461	rxvt_warn ("can't open printer pipe, not printing.\n");
		2462
2094	return stream;	2463	return stream;
2095	}	2464	}
2096		2465
2097	/* EXTPROTO */	2466	int ecb_cold
2098	int
2099	rxvt_pclose_printer(FILE *stream)	2467	rxvt_term::pclose_printer (FILE *stream)
2100	{	2468	{
2101	fflush(stream);	2469	fflush (stream);
2102	/* pclose() reported not to work on SunOS 4.1.3 */
2103	# if defined (__sun__) /* TODO: RESOLVE THIS */
2104	/* pclose works provided SIGCHLD handler uses waitpid */
2105	return pclose(stream); /* return fclose (stream); */
2106	# else
2107	return pclose(stream);	2470	return pclose (stream);
2108	# endif
2109	}	2471	}
2110		2472
2111	/*	2473	/*
2112	* simulate attached vt100 printer	2474	* simulate attached vt100 printer
2113	*/	2475	*/
2114	/* INTPROTO */	2476	void ecb_cold
2115	void
2116	rxvt_process_print_pipe(pR)	2477	rxvt_term::process_print_pipe ()
2117	{	2478	{
2118	int done;	2479	FILE *fd = popen_printer ();
2119	FILE *fd;
2120		2480
2121	if ((fd = rxvt_popen_printer(aR)) == NULL)	2481	if (!fd)
2122	return;	2482	return;
2123		2483
2124	/*	2484	/*
2125	* Send all input to the printer until either ESC[4i or ESC[?4i	2485	* Send all input to the printer until either ESC[4i or ESC[?4i
2126	* is received.	2486	* is received.
2127	*/	2487	*/
2128	for (done = 0; !done;) {	2488	for (int done = 0; !done; )
		2489	{
2129	unsigned char buf[8];	2490	unsigned char buf[8];
2130	unsigned char ch;	2491	unicode_t ch;
2131	unsigned int i, len;	2492	unsigned int i, len;
2132		2493
2133	if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) {	2494	if ((ch = cmd_getc ()) != C0_ESC)
		2495	{
2134	if (putc(ch, fd) == EOF)	2496	if (putc (ch, fd) == EOF)
2135	break; /* done = 1 */	2497	break; /* done = 1 */
2136	} else {	2498	}
		2499	else
		2500	{
2137	len = 0;	2501	len = 0;
2138	buf[len++] = ch;	2502	buf[len++] = ch;
2139		2503
2140	if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') {	2504	if ((buf[len++] = cmd_getc ()) == '[')
2141	if ((ch = rxvt_cmd_getc(aR)) == '?') {	2505	{
2142	buf[len++] = '?';	2506	if ((ch = cmd_getc ()) == '?')
2143	ch = rxvt_cmd_getc(aR);	2507	{
2144	}	2508	buf[len++] = '?';
		2509	ch = cmd_getc ();
		2510	}
2145	if ((buf[len++] = ch) == '4') {	2511	if ((buf[len++] = ch) == '4')
		2512	{
2146	if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i')	2513	if ((buf[len++] = cmd_getc ()) == 'i')
2147	break; /* done = 1 */	2514	break; /* done = 1 */
2148	}	2515	}
		2516	}
		2517
		2518	for (i = 0; i < len; i++)
		2519	if (putc (buf[i], fd) == EOF)
		2520	{
		2521	done = 1;
		2522	break;
		2523	}
		2524	}
2149	}	2525	}
2150	for (i = 0; i < len; i++)	2526
2151	if (putc(buf[i], fd) == EOF) {
2152	done = 1;
2153	break;
2154	}
2155	}
2156	}
2157	rxvt_pclose_printer(fd);	2527	pclose_printer (fd);
2158	}	2528	}
2159	#endif /* PRINTPIPE */	2529	#endif /* PRINTPIPE */
2160	/*}}} */	2530	/*}}} */
2161		2531
2162	/* *INDENT-OFF* */
2163	enum {	2532	enum {
2164	C1_40 = 0x40,	2533	C1_40 = 0x40,
2165	C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,	2534	C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2166	C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,	2535	C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2167	C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,	2536	C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2168	C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC	2537	C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2169	};	2538	};
2170	/* *INDENT-ON* */
2171		2539
2172	/*{{{ process non-printing single characters */	2540	/*{{{ process non-printing single characters */
2173	/* INTPROTO */	2541	void ecb_hot
2174	void	2542	rxvt_term::process_nonprinting (unicode_t ch)
2175	rxvt_process_nonprinting(pR_ unsigned char ch)
2176	{	2543	{
2177	switch (ch) {	2544	switch (ch)
		2545	{
		2546	case C0_ESC:
		2547	process_escape_seq ();
		2548	break;
2178	case C0_ENQ: /* terminal Status */	2549	case C0_ENQ: /* terminal Status */
2179	if (R->rs[Rs_answerbackstring])	2550	if (rs[Rs_answerbackstring])
2180	R->tt_write(	2551	tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2181	(const unsigned char *)R->rs[Rs_answerbackstring],	2552	else
2182	(unsigned int)STRLEN(R->rs[Rs_answerbackstring]));	2553	tt_write (VT100_ANS, strlen (VT100_ANS));
2183	else	2554	break;
2184	R->tt_write((unsigned char *)VT100_ANS,
2185	(unsigned int)STRLEN(VT100_ANS));
2186	break;
2187	case C0_BEL: /* bell */	2555	case C0_BEL: /* bell */
2188	rxvt_scr_bell(aR);	2556	scr_bell ();
2189	break;	2557	break;
2190	case C0_BS: /* backspace */	2558	case C0_BS: /* backspace */
2191	rxvt_scr_backspace(aR);	2559	scr_backspace ();
2192	break;	2560	break;
2193	case C0_HT: /* tab */	2561	case C0_HT: /* tab */
2194	rxvt_scr_tab(aR_ 1);	2562	scr_tab (1);
2195	break;	2563	break;
2196	case C0_CR: /* carriage return */	2564	case C0_CR: /* carriage return */
2197	rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE);	2565	scr_gotorc (0, 0, R_RELATIVE);
2198	break;	2566	break;
2199	case C0_VT: /* vertical tab, form feed */	2567	case C0_VT: /* vertical tab, form feed */
2200	case C0_FF:	2568	case C0_FF:
2201	case C0_LF: /* line feed */	2569	case C0_LF: /* line feed */
2202	rxvt_scr_index(aR_ UP);	2570	scr_index (UP);
2203	break;	2571	break;
2204	case C0_SO: /* shift out - acs */	2572	case C0_SO: /* shift out - acs */
2205	rxvt_scr_charset_choose(aR_ 1);	2573	scr_charset_choose (1);
2206	break;	2574	break;
2207	case C0_SI: /* shift in - acs */	2575	case C0_SI: /* shift in - acs */
2208	rxvt_scr_charset_choose(aR_ 0);	2576	scr_charset_choose (0);
2209	break;	2577	break;
		2578
		2579	#ifdef EIGHT_BIT_CONTROLS
		2580	// 8-bit controls
		2581	case 0x90: /* DCS */
		2582	process_dcs_seq ();
		2583	break;
		2584	case 0x9b: /* CSI */
		2585	process_csi_seq ();
		2586	break;
		2587	case 0x9d: /* OSC */
		2588	process_osc_seq ();
		2589	break;
		2590	#endif
2210	}	2591	}
2211	}	2592	}
2212	/*}}} */	2593	/*}}} */
2213		2594
2214		2595
2215	/*{{{ process VT52 escape sequences */	2596	/*{{{ process VT52 escape sequences */
2216	/* INTPROTO */	2597	void ecb_cold
2217	void	2598	rxvt_term::process_escape_vt52 (unicode_t ch)
2218	rxvt_process_escape_vt52(pR_ unsigned char ch)
2219	{	2599	{
2220	int row, col;	2600	int row, col;
		2601
		2602	switch (ch)
2221		2603	{
2222	switch (ch) {
2223	case 'A': /* cursor up */	2604	case 'A': /* cursor up */
2224	rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE);	2605	scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2225	break;	2606	break;
2226	case 'B': /* cursor down */	2607	case 'B': /* cursor down */
2227	rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE);	2608	scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2228	break;	2609	break;
2229	case 'C': /* cursor right */	2610	case 'C': /* cursor right */
2230	rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE);	2611	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2231	break;	2612	break;
2232	case 'D': /* cursor left */	2613	case 'D': /* cursor left */
2233	rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE);	2614	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2234	break;	2615	break;
2235	case 'H': /* cursor home */	2616	case 'H': /* cursor home */
2236	rxvt_scr_gotorc(aR_ 0, 0, 0);	2617	scr_gotorc (0, 0, 0);
2237	break;	2618	break;
2238	case 'I': /* cursor up and scroll down if needed */	2619	case 'I': /* cursor up and scroll down if needed */
2239	rxvt_scr_index(aR_ DN);	2620	scr_index (DN);
2240	break;	2621	break;
2241	case 'J': /* erase to end of screen */	2622	case 'J': /* erase to end of screen */
2242	rxvt_scr_erase_screen(aR_ 0);	2623	scr_erase_screen (0);
2243	break;	2624	break;
2244	case 'K': /* erase to end of line */	2625	case 'K': /* erase to end of line */
2245	rxvt_scr_erase_line(aR_ 0);	2626	scr_erase_line (0);
2246	break;	2627	break;
2247	case 'Y': /* move to specified row and col */	2628	case 'Y': /* move to specified row and col */
2248	/* full command is 'ESC Y row col' where row and col	2629	/* full command is 'ESC Y row col' where row and col
2249	* are encoded by adding 32 and sending the ascii	2630	* are encoded by adding 32 and sending the ascii
2250	* character. eg. SPACE = 0, '+' = 13, '0' = 18,	2631	* character. eg. SPACE = 0, '+' = 13, '0' = 18,
2251	* etc. */	2632	* etc. */
2252	row = rxvt_cmd_getc(aR) - ' ';	2633	row = cmd_getc () - ' ';
2253	col = rxvt_cmd_getc(aR) - ' ';	2634	col = cmd_getc () - ' ';
2254	rxvt_scr_gotorc(aR_ row, col, 0);	2635	scr_gotorc (row, col, 0);
2255	break;	2636	break;
2256	case 'Z': /* identify the terminal type */	2637	case 'Z': /* identify the terminal type */
2257	R->tt_printf("\033/Z"); /* I am a VT100 emulating a VT52 */	2638	tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2258	break;	2639	break;
2259	case '<': /* turn off VT52 mode */	2640	case '<': /* turn off VT52 mode */
2260	PrivMode(0, PrivMode_vt52);	2641	priv_modes &= ~PrivMode_vt52;
2261	break;	2642	break;
2262	case 'F': /* use special graphics character set */	2643	case 'F': /* use special graphics character set */
2263	case 'G': /* use regular character set */	2644	case 'G': /* use regular character set */
2264	/* unimplemented */	2645	/* unimplemented */
2265	break;	2646	break;
2266	case '=': /* use alternate keypad mode */	2647	case '=': /* use alternate keypad mode */
2267	case '>': /* use regular keypad mode */	2648	case '>': /* use regular keypad mode */
2268	/* unimplemented */	2649	/* unimplemented */
2269	break;	2650	break;
2270	}	2651	}
2271	}	2652	}
2272	/*}}} */	2653	/*}}} */
2273		2654
2274		2655
2275	/*{{{ process escape sequences */	2656	/*{{{ process escape sequences */
2276	/* INTPROTO */	2657	void ecb_hot
2277	void
2278	rxvt_process_escape_seq(pR)	2658	rxvt_term::process_escape_seq ()
2279	{	2659	{
2280	unsigned char ch = rxvt_cmd_getc(aR);	2660	unicode_t ch = cmd_getc ();
2281		2661
2282	if (R->PrivateModes & PrivMode_vt52) {	2662	if (priv_modes & PrivMode_vt52)
2283	rxvt_process_escape_vt52(aR_ ch);
2284	return;
2285	}
2286		2663	{
		2664	process_escape_vt52 (ch);
		2665	return;
		2666	}
		2667
2287	switch (ch) {	2668	switch (ch)
2288	/* case 1: do_tek_mode (); break; */	2669	{
2289	case '#':	2670	case '#':
2290	if (rxvt_cmd_getc(aR) == '8')	2671	if (cmd_getc () == '8')
2291	rxvt_scr_E(aR);	2672	scr_E ();
2292	break;	2673	break;
2293	case '(':	2674	case '(':
2294	rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR));	2675	scr_charset_set (0, (unsigned int)cmd_getc ());
2295	break;	2676	break;
2296	case ')':	2677	case ')':
2297	rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR));	2678	scr_charset_set (1, (unsigned int)cmd_getc ());
2298	break;	2679	break;
2299	case '*':	2680	case '*':
2300	rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR));	2681	scr_charset_set (2, (unsigned int)cmd_getc ());
2301	break;	2682	break;
2302	case '+':	2683	case '+':
2303	rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR));	2684	scr_charset_set (3, (unsigned int)cmd_getc ());
2304	break;	2685	break;
2305	#ifdef MULTICHAR_SET	2686	#if !ENABLE_MINIMAL
2306	case '$':
2307	rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2308	break;
2309	#endif
2310	#ifndef NO_FRILLS
2311	case '6':	2687	case '6':
2312	rxvt_scr_backindex(aR);	2688	scr_backindex ();
2313	break;	2689	break;
2314	#endif	2690	#endif
2315	case '7':	2691	case '7':
2316	rxvt_scr_cursor(aR_ SAVE);	2692	scr_cursor (SAVE);
2317	break;	2693	break;
2318	case '8':	2694	case '8':
2319	rxvt_scr_cursor(aR_ RESTORE);	2695	scr_cursor (RESTORE);
2320	break;	2696	break;
2321	#ifndef NO_FRILLS	2697	#if !ENABLE_MINIMAL
2322	case '9':	2698	case '9':
2323	rxvt_scr_forwardindex(aR);	2699	scr_forwardindex ();
2324	break;	2700	break;
2325	#endif	2701	#endif
		2702	// DECPAM/DECPNM
2326	case '=':	2703	case '=':
		2704	priv_modes |= PrivMode_aplKP;
		2705	break;
2327	case '>':	2706	case '>':
2328	PrivMode((ch == '='), PrivMode_aplKP);	2707	priv_modes &= ~PrivMode_aplKP;
2329	break;	2708	break;
2330		2709
2331	case C1_40:	2710	case C1_40:
2332	rxvt_cmd_getc(aR);	2711	cmd_getc ();
2333	break;	2712	break;
2334	case C1_44:	2713	case C1_44:
2335	rxvt_scr_index(aR_ UP);	2714	scr_index (UP);
2336	break;	2715	break;
2337		2716
2338	/* 8.3.87: NEXT LINE */	2717	/* 8.3.87: NEXT LINE */
2339	case C1_NEL: /* ESC E */	2718	case C1_NEL: /* ESC E */
2340	{
2341	uint32_t nlcr[] = { '\n', '\r' };
2342	rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2343	}	2719	{
2344	break;	2720	wchar_t nlcr[] = { C0_LF, C0_CR };
		2721	scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
		2722	}
		2723	break;
2345		2724
2346	/* kidnapped escape sequence: Should be 8.3.48 */	2725	/* kidnapped escape sequence: Should be 8.3.48 */
2347	case C1_ESA: /* ESC G */	2726	case C1_ESA: /* ESC G */
2348	rxvt_process_graphics(aR);	2727	// used by original rxvt for rob nations own graphics mode
2349	break;	2728	if (cmd_getc () == 'Q')
		2729	tt_printf ("\033G0\012"); /* query graphics - no graphics */
		2730	break;
2350		2731
2351	/* 8.3.63: CHARACTER TABULATION SET */	2732	/* 8.3.63: CHARACTER TABULATION SET */
2352	case C1_HTS: /* ESC H */	2733	case C1_HTS: /* ESC H */
2353	rxvt_scr_set_tab(aR_ 1);	2734	scr_set_tab (1);
2354	break;	2735	break;
2355		2736
2356	/* 8.3.105: REVERSE LINE FEED */	2737	/* 8.3.105: REVERSE LINE FEED */
2357	case C1_RI: /* ESC M */	2738	case C1_RI: /* ESC M */
2358	rxvt_scr_index(aR_ DN);	2739	scr_index (DN);
2359	break;	2740	break;
2360		2741
2361	/* 8.3.142: SINGLE-SHIFT TWO */	2742	/* 8.3.142: SINGLE-SHIFT TWO */
2362	/*case C1_SS2: scr_single_shift (2); break; */	2743	/* case C1_SS2: break; */
2363		2744
2364	/* 8.3.143: SINGLE-SHIFT THREE */	2745	/* 8.3.143: SINGLE-SHIFT THREE */
2365	/*case C1_SS3: scr_single_shift (3); break; */	2746	/* case C1_SS3: break; */
2366		2747
2367	/* 8.3.27: DEVICE CONTROL STRING */	2748	/* 8.3.27: DEVICE CONTROL STRING */
2368	case C1_DCS: /* ESC P */	2749	case C1_DCS: /* ESC P */
2369	rxvt_process_dcs_seq(aR);	2750	process_dcs_seq ();
2370	break;	2751	break;
2371		2752
2372	/* 8.3.110: SINGLE CHARACTER INTRODUCER */	2753	/* 8.3.110: SINGLE CHARACTER INTRODUCER */
2373	case C1_SCI: /* ESC Z */	2754	case C1_SCI: /* ESC Z */
2374	R->tt_write((const unsigned char *)ESCZ_ANSWER,	2755	tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2375	(unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2376	break; /* steal obsolete ESC [ c */	2756	break; /* steal obsolete ESC [ c */
2377		2757
2378	/* 8.3.16: CONTROL SEQUENCE INTRODUCER */	2758	/* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2379	case C1_CSI: /* ESC [ */	2759	case C1_CSI: /* ESC [ */
2380	rxvt_process_csi_seq(aR);	2760	process_csi_seq ();
2381	break;	2761	break;
2382		2762
2383	/* 8.3.90: OPERATING SYSTEM COMMAND */	2763	/* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2384	case C1_OSC: /* ESC ] */	2764	case C1_OSC: /* ESC ] */
2385	rxvt_process_osc_seq(aR);	2765	process_osc_seq ();
2386	break;	2766	break;
2387		2767
2388	/* 8.3.106: RESET TO INITIAL STATE */	2768	/* 8.3.106: RESET TO INITIAL STATE (RIS) */
2389	case 'c':	2769	case 'c':
2390	rxvt_scr_poweron(aR);	2770	mbstate.reset ();
2391	rxvt_scrollbar_show(aR_ 1);	2771	scr_poweron ();
2392	break;	2772	scrollBar.show (1);
		2773	break;
2393		2774
2394	/* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */	2775	/* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2395	case 'n':	2776	case 'n':
2396	rxvt_scr_charset_choose(aR_ 2);	2777	scr_charset_choose (2);
2397	break;	2778	break;
2398		2779
2399	/* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */	2780	/* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2400	case 'o':	2781	case 'o':
2401	rxvt_scr_charset_choose(aR_ 3);	2782	scr_charset_choose (3);
2402	break;	2783	break;
2403	}	2784	}
2404	}	2785	}
2405	/*}}} */	2786	/*}}} */
2406		2787
2407	/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */	2788	/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2408	/* *INDENT-OFF* */
2409	enum {	2789	enum {
2410	CSI_ICH = 0x40,	2790	CSI_ICH = 0x40,
2411	CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,	2791	CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2412	CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,	2792	CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2413	CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,	2793	CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2414	CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,	2794	CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2415	CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,	2795	CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2416	CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,	2796	CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2417	CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,	2797	CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2418	CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F	2798	CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2419	};	2799	};
2420		2800
2421	#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \	2801	#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2422	(((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \	2802	(((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2423	| ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))	2803	| ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2424	#define get_byte_array_bit(array, bit) \	2804	#define get_byte_array_bit(array, bit) \
2425	(!!((array)[(bit) / 8] & (128 >> ((bit) & 7))))	2805	(!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2426		2806
2427	const unsigned char csi_defaults[] = {	2807	static const unsigned char csi_defaults[] =
		2808	{
2428	make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */	2809	make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2429	make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */	2810	make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2430	make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */	2811	make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2431	make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */	2812	make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2432	make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */	2813	make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2433	make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */	2814	make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2434	make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */	2815	make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2435	make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */	2816	make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2436	};	2817	};
2437	/* *INDENT-ON* */
2438		2818
2439	/* INTPROTO */	2819	void ecb_hot
		2820	rxvt_term::process_csi_seq ()
		2821	{
		2822	unicode_t ch, priv, prev_ch, i;
		2823	unsigned int nargs, p;
		2824	int n, ndef;
		2825	int arg[ESC_ARGS] = { };
		2826
		2827	nargs = 0;
		2828
		2829	priv = 0;
		2830	ch = cmd_getc ();
		2831	if ((ch >= '<' && ch <= '?') || ch == '!')
		2832	{
		2833	/* '<' '=' '>' '?' '!' */
		2834	priv = ch;
		2835	ch = cmd_getc ();
		2836	}
		2837
		2838	prev_ch = 0;
		2839	/* read any numerical arguments */
		2840	for (n = -1; ch < CSI_ICH; )
		2841	{
		2842	if (isdigit (ch))
		2843	{
		2844	if (n < 0)
		2845	n = ch - '0';
		2846	else
		2847	n = n * 10 + ch - '0';
		2848	}
		2849	else if (ch == ';')
		2850	{
		2851	if (nargs < ESC_ARGS)
		2852	arg[nargs++] = n;
		2853	n = -1;
		2854	}
		2855	else if (IS_CONTROL (ch))
		2856	process_nonprinting (ch);
		2857
		2858	prev_ch = ch;
		2859	ch = cmd_getc ();
		2860	}
		2861
		2862	if (ch > CSI_7F)
		2863	return;
		2864
		2865	if (nargs < ESC_ARGS)
		2866	arg[nargs++] = n;
		2867
		2868	i = ch - CSI_ICH;
		2869	ndef = get_byte_array_bit (csi_defaults, i);
		2870	for (p = 0; p < nargs; p++)
		2871	if (arg[p] == -1)
		2872	arg[p] = ndef;
		2873
		2874	/*
		2875	* private mode handling
		2876	*/
		2877	if (priv)
		2878	{
		2879	switch (priv)
		2880	{
		2881	case '>':
		2882	if (ch == CSI_DA) /* secondary device attributes */
		2883	{
		2884	// first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
		2885	// 'U' for rxvt-unicode != 7.[34] (where it was broken).
		2886	//
		2887	// second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
		2888	// and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
		2889	// versions.
		2890	//
		2891	tt_printf ("\033[>%d;95;0c", 'U');
		2892	}
		2893	break;
		2894
		2895	case '?':
		2896	if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
		2897	process_terminal_mode (ch, priv, nargs, arg);
		2898	break;
		2899
		2900	case '!':
		2901	if (ch == CSI_70)
		2902	{
		2903	/* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
		2904	scr_soft_reset ();
		2905
		2906	static const int pm_h[] = { 7, 25 };
		2907	static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
		2908
		2909	process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
		2910	process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
		2911	}
		2912	break;
		2913	}
		2914
		2915	return;
		2916	}
		2917
		2918	switch (ch)
		2919	{
		2920	/*
		2921	* ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
		2922	*/
		2923	#ifdef PRINTPIPE
		2924	case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
		2925	switch (arg[0])
		2926	{
		2927	case 0: /* initiate transfer to primary aux device */
		2928	scr_printscreen (0);
		2929	break;
		2930	case 5: /* start relay to primary aux device */
		2931	process_print_pipe ();
		2932	break;
		2933	}
		2934	break;
		2935	#endif
		2936
		2937	case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
		2938	case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
		2939	arg[0] = -arg[0];
		2940	/* FALLTHROUGH */
		2941	case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
		2942	case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
		2943	scr_gotorc (arg[0], 0, RELATIVE);
		2944	break;
		2945
		2946	case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
		2947	case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
		2948	#ifdef ISO6429
		2949	arg[0] = -arg[0];
		2950	#else /* emulate common DEC VTs */
		2951	arg[0] = arg[0] ? -arg[0] : -1;
		2952	#endif
		2953	/* FALLTHROUGH */
		2954	case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
		2955	case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
		2956	#ifdef ISO6429
		2957	scr_gotorc (0, arg[0], RELATIVE);
		2958	#else /* emulate common DEC VTs */
		2959	scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
		2960	#endif
		2961	break;
		2962
		2963	case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
		2964	arg[0] = -arg[0];
		2965	/* FALLTHROUGH */
		2966	case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
		2967	scr_gotorc (arg[0], 0, R_RELATIVE);
		2968	break;
		2969
		2970	case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
		2971	case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
		2972	scr_gotorc (0, arg[0] - 1, R_RELATIVE);
		2973	break;
		2974
		2975	case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
		2976	scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
		2977	break;
		2978
		2979	case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
		2980	case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
		2981	scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
		2982	break;
		2983
		2984	case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
		2985	arg[0] = -arg[0];
		2986	/* FALLTHROUGH */
		2987	case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
		2988	scr_tab (arg[0]);
		2989	break;
		2990
		2991	case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
		2992	scr_erase_screen (arg[0]);
		2993	break;
		2994
		2995	case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
		2996	scr_erase_line (arg[0]);
		2997	break;
		2998
		2999	case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
		3000	scr_insdel_chars (arg[0], INSERT);
		3001	break;
		3002
		3003	case CSI_IL: /* 8.3.68: (1) INSERT LINE */
		3004	scr_insdel_lines (arg[0], INSERT);
		3005	break;
		3006
		3007	case CSI_DL: /* 8.3.33: (1) DELETE LINE */
		3008	scr_insdel_lines (arg[0], DELETE);
		3009	break;
		3010
		3011	case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
		3012	scr_insdel_chars (arg[0], ERASE);
		3013	break;
		3014
		3015	case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
		3016	scr_insdel_chars (arg[0], DELETE);
		3017	break;
		3018
		3019	case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
		3020	arg[0] = -arg[0];
		3021	/* FALLTHROUGH */
		3022	case CSI_SU: /* 8.3.148: (1) SCROLL UP */
		3023	scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
		3024	break;
		3025
		3026	case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
		3027	tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
		3028	break;
		3029
		3030	case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
		3031	process_sgr_mode (nargs, arg);
		3032	break;
		3033
		3034	case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
		3035	switch (arg[0])
		3036	{
		3037	case 5: /* DSR requested */
		3038	tt_printf ("\033[0n");
		3039	break;
		3040	case 6: /* CPR requested */
		3041	scr_report_position ();
		3042	break;
		3043	case 7: /* unofficial extension */
		3044	if (option (Opt_insecure))
		3045	tt_printf ("%-.250s\012", rs[Rs_display_name]);
		3046	break;
		3047	case 8: /* unofficial extension */
		3048	process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
		3049	break;
		3050	}
		3051	break;
		3052
		3053	case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
		3054	switch (arg[0])
		3055	{
		3056	case 0: /* char tab stop cleared at active position */
		3057	scr_set_tab (0);
		3058	break;
		3059	/* case 1: */ /* line tab stop cleared in active line */
		3060	/* case 2: */ /* char tab stops cleared in active line */
		3061	case 3: /* all char tab stops are cleared */
		3062	/* case 4: */ /* all line tab stops are cleared */
		3063	case 5: /* all tab stops are cleared */
		3064	scr_set_tab (-1);
		3065	break;
		3066	}
		3067	break;
		3068
		3069	case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
		3070	switch (arg[0])
		3071	{
		3072	case 0: /* char tab stop set at active position */
		3073	scr_set_tab (1);
		3074	break; /* = ESC H */
		3075	/* case 1: */ /* line tab stop set at active line */
		3076	case 2: /* char tab stop cleared at active position */
		3077	scr_set_tab (0);
		3078	break; /* = ESC [ 0 g */
		3079	/* case 3: */ /* line tab stop cleared at active line */
		3080	/* case 4: */ /* char tab stops cleared at active line */
		3081	case 5: /* all char tab stops are cleared */
		3082	scr_set_tab (-1);
		3083	break; /* = ESC [ 3 g */
		3084	/* case 6: */ /* all line tab stops are cleared */
		3085	}
		3086	break;
		3087
		3088	case CSI_RM: /* 8.3.107: RESET MODE */
		3089	if (arg[0] == 4)
		3090	scr_insert_mode (0);
		3091	else if (arg[0] == 20)
		3092	priv_modes &= ~PrivMode_LFNL;
		3093	break;
		3094
		3095	case CSI_SM: /* 8.3.126: SET MODE */
		3096	if (arg[0] == 4)
		3097	scr_insert_mode (1);
		3098	else if (arg[0] == 20)
		3099	priv_modes |= PrivMode_LFNL;
		3100	break;
		3101
		3102	case CSI_71: // DECSCUSR: set cursor style
		3103	if (prev_ch == ' ')
		3104	set_cursor_style (arg[0]);
		3105	break;
		3106
		3107	/*
		3108	* PRIVATE USE beyond this point. All CSI_7? sequences here
		3109	*/
		3110	case CSI_72: /* DECSTBM: set top and bottom margins */
		3111	if (nargs == 1)
		3112	scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
		3113	else if (nargs == 0 || arg[0] >= arg[1])
		3114	scr_scroll_region (0, MAX_ROWS - 1);
		3115	else
		3116	scr_scroll_region (arg[0] - 1, arg[1] - 1);
		3117	break;
		3118
		3119	case CSI_73:
		3120	scr_cursor (SAVE);
		3121	break;
		3122	case CSI_75:
		3123	scr_cursor (RESTORE);
		3124	break;
		3125
		3126	#if !ENABLE_MINIMAL
		3127	case CSI_74:
		3128	process_window_ops (arg, nargs);
		3129	break;
		3130	#endif
		3131
		3132	case CSI_78: /* DECREQTPARM */
		3133	if (arg[0] == 0 || arg[0] == 1)
		3134	tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
		3135	break;
		3136
		3137	default:
		3138	break;
		3139	}
		3140	}
		3141	/*}}} */
		3142
		3143	#if !ENABLE_MINIMAL
2440	void	3144	void
2441	rxvt_process_csi_seq(pR)
2442	{
2443	unsigned char ch, priv, i;
2444	unsigned int nargs, p;
2445	int n, ndef;
2446	int arg[ESC_ARGS];
2447
2448	for (nargs = ESC_ARGS; nargs > 0;)
2449	arg[--nargs] = 0;
2450
2451	priv = 0;
2452	ch = rxvt_cmd_getc(aR);
2453	if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2454	priv = ch;
2455	ch = rxvt_cmd_getc(aR);
2456	}
2457	/* read any numerical arguments */
2458	for (n = -1; ch < CSI_ICH; ) {
2459	if (isdigit(ch)) {
2460	if (n < 0)
2461	n = ch - '0';
2462	else
2463	n = n * 10 + ch - '0';
2464	} else if (ch == ';') {
2465	if (nargs < ESC_ARGS)
2466	arg[nargs++] = n;
2467	n = -1;
2468	} else if (ch == '\b') {
2469	rxvt_scr_backspace(aR);
2470	} else if (ch == C0_ESC) {
2471	rxvt_process_escape_seq(aR);
2472	return;
2473	} else if (ch < ' ') {
2474	rxvt_process_nonprinting(aR_ ch);
2475	}
2476	ch = rxvt_cmd_getc(aR);
2477	}
2478
2479	if (ch > CSI_7F)
2480	return;
2481
2482	if (nargs < ESC_ARGS)
2483	arg[nargs++] = n;
2484
2485	i = ch - CSI_ICH;
2486	ndef = get_byte_array_bit(csi_defaults, i);
2487	for (p = 0; p < nargs; p++)
2488	if (arg[p] == -1)
2489	arg[p] = ndef;
2490
2491	#ifdef DEBUG_CMD
2492	fprintf(stderr, "CSI ");
2493	for (p = 0; p < nargs; p++)
2494	fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2495	fprintf(stderr, "%c\n", ch);
2496	#endif
2497
2498	/*
2499	* private mode handling
2500	*/
2501	if (priv) {
2502	switch (priv) {
2503	case '>':
2504	if (ch == CSI_DA) /* secondary device attributes */
2505	R->tt_printf("\033[>%d;%-.8s;0c", 'R', VSTRING);
2506	break;
2507	case '?':
2508	if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2509	rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2510	break;
2511	}
2512	return;
2513	}
2514
2515	switch (ch) {
2516	/*
2517	* ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2518	*/
2519	#ifdef PRINTPIPE
2520	case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2521	switch (arg[0]) {
2522	case 0: /* initiate transfer to primary aux device */
2523	rxvt_scr_printscreen(aR_ 0);
2524	break;
2525	case 5: /* start relay to primary aux device */
2526	rxvt_process_print_pipe(aR);
2527	break;
2528	}
2529	break;
2530	#endif
2531
2532	case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2533	case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2534	arg[0] = -arg[0];
2535	/* FALLTHROUGH */
2536	case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2537	case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2538	rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2539	break;
2540
2541	case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2542	case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2543	#ifdef ISO6429
2544	arg[0] = -arg[0];
2545	#else /* emulate common DEC VTs */
2546	arg[0] = arg[0] ? -arg[0] : -1;
2547	#endif
2548	/* FALLTHROUGH */
2549	case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2550	case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2551	#ifdef ISO6429
2552	rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2553	#else /* emulate common DEC VTs */
2554	rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2555	#endif
2556	break;
2557
2558	case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2559	arg[0] = -arg[0];
2560	/* FALLTHROUGH */
2561	case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2562	rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2563	break;
2564
2565	case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2566	case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2567	rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2568	break;
2569
2570	case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2571	rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2572	break;
2573
2574	case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2575	case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2576	rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2577	break;
2578
2579	case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2580	arg[0] = -arg[0];
2581	/* FALLTHROUGH */
2582	case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2583	rxvt_scr_tab(aR_ arg[0]);
2584	break;
2585
2586	case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2587	rxvt_scr_erase_screen(aR_ arg[0]);
2588	break;
2589
2590	case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2591	rxvt_scr_erase_line(aR_ arg[0]);
2592	break;
2593
2594	case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2595	rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2596	break;
2597
2598	case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2599	rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2600	break;
2601
2602	case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2603	rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2604	break;
2605
2606	case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2607	rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2608	break;
2609
2610	case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2611	rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2612	break;
2613
2614	case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2615	arg[0] = -arg[0];
2616	/* FALLTHROUGH */
2617	case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2618	rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2619	break;
2620
2621	case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2622	R->tt_write((const unsigned char *)VT100_ANS,
2623	(unsigned int)(sizeof(VT100_ANS) - 1));
2624	break;
2625
2626	case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2627	rxvt_process_sgr_mode(aR_ nargs, arg);
2628	break;
2629
2630	case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2631	switch (arg[0]) {
2632	case 5: /* DSR requested */
2633	R->tt_printf("\033[0n");
2634	break;
2635	case 6: /* CPR requested */
2636	rxvt_scr_report_position(aR);
2637	break;
2638	#if defined (ENABLE_DISPLAY_ANSWER)
2639	case 7: /* unofficial extension */
2640	R->tt_printf("%-.250s\n", R->rs[Rs_display_name]);
2641	break;
2642	#endif
2643	case 8: /* unofficial extension */
2644	rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2645	break;
2646	}
2647	break;
2648
2649	case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2650	switch (arg[0]) {
2651	case 0: /* char tab stop cleared at active position */
2652	rxvt_scr_set_tab(aR_ 0);
2653	break;
2654	/* case 1: */ /* line tab stop cleared in active line */
2655	/* case 2: */ /* char tab stops cleared in active line */
2656	case 3: /* all char tab stops are cleared */
2657	/* case 4: */ /* all line tab stops are cleared */
2658	case 5: /* all tab stops are cleared */
2659	rxvt_scr_set_tab(aR_ -1);
2660	break;
2661	}
2662	break;
2663
2664	case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2665	switch (arg[0]) {
2666	case 0: /* char tab stop set at active position */
2667	rxvt_scr_set_tab(aR_ 1);
2668	break; /* = ESC H */
2669	/* case 1: */ /* line tab stop set at active line */
2670	case 2: /* char tab stop cleared at active position */
2671	rxvt_scr_set_tab(aR_ 0);
2672	break; /* = ESC [ 0 g */
2673	/* case 3: */ /* line tab stop cleared at active line */
2674	/* case 4: */ /* char tab stops cleared at active line */
2675	case 5: /* all char tab stops are cleared */
2676	rxvt_scr_set_tab(aR_ -1);
2677	break; /* = ESC [ 3 g */
2678	/* case 6: */ /* all line tab stops are cleared */
2679	}
2680	break;
2681
2682	case CSI_RM: /* 8.3.107: RESET MODE */
2683	if (arg[0] == 4)
2684	rxvt_scr_insert_mode(aR_ 0);
2685	break;
2686
2687	case CSI_SM: /* 8.3.126: SET MODE */
2688	if (arg[0] == 4)
2689	rxvt_scr_insert_mode(aR_ 1);
2690	break;
2691
2692	/*
2693	* PRIVATE USE beyond this point. All CSI_7? sequences here
2694	*/
2695	case CSI_72: /* DECSTBM: set top and bottom margins */
2696	if (nargs == 1)
2697	rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2698	else if (nargs == 0 || arg[0] >= arg[1])
2699	rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2700	else
2701	rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2702	break;
2703
2704	case CSI_73:
2705	rxvt_scr_cursor(aR_ SAVE);
2706	break;
2707	case CSI_75:
2708	rxvt_scr_cursor(aR_ RESTORE);
2709	break;
2710
2711	#ifndef NO_FRILLS
2712	case CSI_74:
2713	rxvt_process_window_ops(aR_ arg, nargs);
2714	break;
2715	#endif
2716
2717	case CSI_78: /* DECREQTPARM */
2718	if (arg[0] == 0 || arg[0] == 1)
2719	R->tt_printf("\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2720	/* FALLTHROUGH */
2721
2722	default:
2723	break;
2724	}
2725	}
2726	/*}}} */
2727
2728	#ifndef NO_FRILLS
2729	/* ARGSUSED */
2730	/* INTPROTO */
2731	void
2732	rxvt_process_window_ops(pR_ const int *args, unsigned int nargs)	3145	rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2733	{	3146	{
2734	int x, y;	3147	int x, y;
2735	#if 0
2736	char *s;
2737	#endif
2738	XWindowAttributes wattr;	3148	XWindowAttributes wattr;
2739	Window wdummy;	3149	Window wdummy;
2740		3150
		3151	dLocal (Display *, dpy);
		3152
2741	if (nargs == 0)	3153	if (nargs == 0)
2742	return;	3154	return;
		3155
2743	switch (args[0]) {	3156	switch (args[0])
		3157	{
2744	/*	3158	/*
2745	* commands	3159	* commands
2746	*/	3160	*/
2747	case 1: /* deiconify window */	3161	case 1: /* deiconify window */
2748	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	3162	XMapWindow (dpy, parent);
2749	break;	3163	break;
2750	case 2: /* iconify window */	3164	case 2: /* iconify window */
2751	XIconifyWindow(R->Xdisplay, R->TermWin.parent[0],	3165	XIconifyWindow (dpy, parent, display->screen);
2752	DefaultScreen(R->Xdisplay));	3166	break;
2753	break;
2754	case 3: /* set position (pixels) */	3167	case 3: /* set position (pixels) */
2755	XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]);	3168	XMoveWindow (dpy, parent, args[1], args[2]);
2756	break;	3169	break;
2757	case 4: /* set size (pixels) */	3170	case 4: /* set size (pixels) */
2758	rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]);	3171	set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2759	break;	3172	break;
2760	case 5: /* raise window */	3173	case 5: /* raise window */
2761	XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]);	3174	XRaiseWindow (dpy, parent);
2762	break;	3175	break;
2763	case 6: /* lower window */	3176	case 6: /* lower window */
2764	XLowerWindow(R->Xdisplay, R->TermWin.parent[0]);	3177	XLowerWindow (dpy, parent);
2765	break;	3178	break;
2766	case 7: /* refresh window */	3179	case 7: /* refresh window */
2767	rxvt_scr_touch(aR_ True);	3180	scr_touch (true);
2768	break;	3181	break;
2769	case 8: /* set size (chars) */	3182	case 8: /* set size (chars) */
2770	rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth),	3183	set_widthheight ((unsigned int) (args[2] * fwidth),
2771	(unsigned int)(args[1] * R->TermWin.fheight));	3184	(unsigned int) (args[1] * fheight));
2772	break;	3185	break;
		3186
		3187	//case 9: NYI, TODO, restore maximized window or maximize window
2773	default:	3188	default:
2774	if (args[0] >= 24) /* set height (chars) */	3189	if (args[0] >= 24) /* set height (chars) */
2775	rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width,	3190	set_widthheight ((unsigned int)vt_width,
2776	(unsigned int)(args[1] * R->TermWin.fheight));	3191	(unsigned int) (args[1] * fheight));
2777	break;	3192	break;
		3193
2778	/*	3194	/*
2779	* reports - some output format copied from XTerm	3195	* reports - some output format copied from XTerm
2780	*/	3196	*/
2781	case 11: /* report window state */	3197	case 11: /* report window state */
2782	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3198	XGetWindowAttributes (dpy, parent, &wattr);
2783	R->tt_printf("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);	3199	tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2784	break;	3200	break;
2785	case 13: /* report window position */	3201	case 13: /* report window position */
2786	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3202	XGetWindowAttributes (dpy, parent, &wattr);
2787	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root,	3203	XTranslateCoordinates (dpy, parent, wattr.root,
2788	-wattr.border_width, -wattr.border_width,	3204	-wattr.border_width, -wattr.border_width,
2789	&x, &y, &wdummy);	3205	&x, &y, &wdummy);
2790	R->tt_printf("\033[3;%d;%dt", x, y);	3206	tt_printf ("\033[3;%d;%dt", x, y);
2791	break;	3207	break;
2792	case 14: /* report window size (pixels) */	3208	case 14: /* report window size (pixels) */
2793	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3209	XGetWindowAttributes (dpy, parent, &wattr);
2794	R->tt_printf("\033[4;%d;%dt", wattr.height, wattr.width);	3210	tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2795	break;	3211	break;
		3212	case 18: /* report text area size (chars) */
		3213	tt_printf ("\033[8;%d;%dt", nrow, ncol);
		3214	break;
2796	case 18: /* report window size (chars) */	3215	case 19: /* report window size (chars) */
2797	R->tt_printf("\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol);	3216	tt_printf ("\033[9;%d;%dt", nrow, ncol);
2798	break;	3217	break;
2799	#if 0 /* XXX: currently disabled due to security concerns */
2800	case 20: /* report icon label */	3218	case 20: /* report icon label */
2801	XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s);	3219	{
2802	R->tt_printf("\033]L%-.200s\234", s ? s : ""); /* 8bit ST */	3220	char *s;
2803	break;	3221	XGetIconName (dpy, parent, &s);
		3222	tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
		3223	XFree (s);
		3224	}
		3225	break;
2804	case 21: /* report window title */	3226	case 21: /* report window title */
2805	XFetchName(R->Xdisplay, R->TermWin.parent[0], &s);	3227	{
2806	R->tt_printf("\033]l%-.200s\234", s ? s : ""); /* 8bit ST */	3228	char *s;
2807	break;	3229	XFetchName (dpy, parent, &s);
2808	#endif	3230	tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
		3231	XFree (s);
		3232	}
		3233	break;
2809	}	3234	}
2810	}	3235	}
2811	#endif	3236	#endif
2812		3237
2813	/*----------------------------------------------------------------------*/	3238	/*----------------------------------------------------------------------*/
2814	/*	3239	/*
2815	* get input up until STRING TERMINATOR (or BEL)	3240	* get input up until STRING TERMINATOR (or BEL)
2816	* ends_how is terminator used. returned input must be free()d	3241	* ends_how is terminator used. returned input must be free()'d
2817	*/	3242	*/
2818	/* INTPROTO */	3243	char *
2819	unsigned char *	3244	rxvt_term::get_to_st (unicode_t &ends_how)
2820	rxvt_get_to_st(pR_ unsigned char *ends_how)
2821	{	3245	{
2822	int seen_esc = 0; /* seen escape? */	3246	unicode_t ch;
		3247	bool seen_esc = false;
2823	unsigned int n = 0;	3248	unsigned int n = 0;
2824	unsigned char *s;	3249	wchar_t string[CBUFSIZ];
2825	unsigned char ch, string[STRING_MAX];
2826		3250
2827	for (; (ch = rxvt_cmd_getc(aR));) {	3251	while ((ch = cmd_getc ()) != NOCHAR)
2828	if (ch == C0_BEL	3252	{
2829	|| ch == CHAR_ST	3253	if (seen_esc)
2830	|| (ch == 0x5c && seen_esc)) /* 7bit ST */	3254	{
		3255	if (ch == 0x5c) /* 7bit ST */
		3256	break;
		3257	else
		3258	return NULL;
		3259	}
		3260	else if (ch == C0_ESC)
		3261	{
		3262	seen_esc = true;
		3263	continue;
		3264	}
		3265	else if (ch == C0_BEL || ch == CHAR_ST)
2831	break;	3266	break;
2832	if (ch == C0_ESC) {	3267	else if (ch == C0_SYN)
2833	seen_esc = 1;	3268	ch = cmd_get8 ();
2834	continue;	3269	else if (ch < 0x20)
2835	} else if (ch == '\t')
2836	ch = ' '; /* translate '\t' to space */
2837	else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2838	return NULL; /* other control character - exit */	3270	return NULL; /* other control character - exit */
		3271
		3272	seen_esc = false;
		3273
2839	if (n < sizeof(string) - 1)	3274	if (n >= sizeof (string) - 1)
		3275	// stop at some sane length
		3276	return NULL;
		3277
2840	string[n++] = ch;	3278	string[n++] = ch;
2841	seen_esc = 0;
2842	}	3279	}
		3280
2843	string[n++] = '\0';	3281	string[n++] = '\0';
2844	if ((s = (unsigned char *)rxvt_malloc(n)) == NULL)	3282
2845	return NULL;
2846	*ends_how = (ch == 0x5c ? C0_ESC : ch);	3283	ends_how = (ch == 0x5c ? C0_ESC : ch);
2847	STRNCPY(s, string, n);	3284
2848	return s;	3285	return rxvt_wcstombs (string);
2849	}	3286	}
2850		3287
2851	/*----------------------------------------------------------------------*/	3288	/*----------------------------------------------------------------------*/
2852	/*	3289	/*
2853	* process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'	3290	* process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2854	*/	3291	*/
2855	/* INTPROTO */
2856	void	3292	void
2857	rxvt_process_dcs_seq(pR)	3293	rxvt_term::process_dcs_seq ()
2858	{	3294	{
2859	unsigned char eh, *s;	3295	/*
2860	/*
2861	* Not handled yet	3296	* Not handled yet
2862	*/	3297	*/
2863	s = rxvt_get_to_st(aR_ &eh);	3298
		3299	unicode_t eh;
		3300	char *s = get_to_st (eh);
2864	if (s)	3301	if (s)
2865	free(s);	3302	free (s);
		3303
2866	return;	3304	return;
2867	}	3305	}
2868		3306
2869	/*----------------------------------------------------------------------*/	3307	/*----------------------------------------------------------------------*/
2870	/*	3308	/*
2871	* process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'	3309	* process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2872	*/	3310	*/
2873	/* INTPROTO */
2874	void	3311	void
2875	rxvt_process_osc_seq(pR)	3312	rxvt_term::process_osc_seq ()
2876	{	3313	{
2877	unsigned char ch, eh, *s;	3314	int arg;
2878	int arg;
2879		3315
2880	ch = rxvt_cmd_getc(aR);	3316	unicode_t ch = cmd_getc ();
2881	for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))	3317	for (arg = 0; isdigit (ch); ch = cmd_getc ())
2882	arg = arg * 10 + (ch - '0');	3318	arg = arg * 10 + (ch - '0');
2883		3319
2884	if (ch == ';') {	3320	if (ch == ';')
2885	s = rxvt_get_to_st(aR_ &eh);	3321	{
2886	if (s) {	3322	unicode_t eh;
2887	/*	3323	char *s = get_to_st (eh);
2888	* rxvt_menubar_dispatch() violates the constness of the string,	3324
2889	* so do it here	3325	if (s)
2890	*/	3326	{
2891	if (arg == XTerm_Menu)	3327	process_xterm_seq (arg, s, eh);
2892	#if 0 /* XXX: currently disabled due to security concerns */	3328	free (s);
2893	rxvt_menubar_dispatch(aR_ (char *)s);	3329	}
2894	#else	3330	}
2895	0;	3331	}
2896	#endif	3332
		3333	void
		3334	rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
		3335	{
		3336	if (str[0] == '?' && !str[1])
		3337	{
		3338	rgba c;
		3339	pix_colors_focused[color].get (c);
		3340
		3341	#if XFT
		3342	if (c.a != rgba::MAX_CC)
		3343	tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
2897	else	3344	else
2898	rxvt_xterm_seq(aR_ arg, (char *)s, eh);	3345	#endif
2899	free(s);	3346	tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2900	}
2901	}	3347	}
		3348	else
		3349	set_window_color (color, str);
2902	}	3350	}
		3351
2903	/*	3352	/*
2904	* XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)	3353	* XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2905	* 0 = change iconName/title
2906	* 1 = change iconName
2907	* 2 = change title
2908	* 4 = change color
2909	* 12 = change text color
2910	* 13 = change mouse foreground color
2911	* 17 = change highlight character colour
2912	* 18 = change bold character color
2913	* 19 = change underlined character color
2914	* 46 = change logfile (not implemented)
2915	* 50 = change font
2916	*
2917	* rxvt extensions:
2918	* 10 = menu (may change in future)
2919	* 20 = bg pixmap
2920	* 39 = change default fg color
2921	* 49 = change default bg color
2922	* 55 = dump scrollback buffer and all of screen
2923	*/	3354	*/
2924	/* EXTPROTO */
2925	void	3355	void
2926	rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused)))	3356	rxvt_term::process_xterm_seq (int op, char *str, char resp)
2927	{	3357	{
2928	int changed = 0;	3358	int color;
2929	int color;
2930	char *buf, *name;	3359	char *buf, *name;
		3360	bool query = str[0] == '?' && !str[1];
		3361	int saveop = op;
2931		3362
		3363	dLocal (Display *, dpy);
		3364
2932	assert(str != NULL);	3365	assert (str != NULL);
		3366
		3367	if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
		3368	return;
		3369
2933	switch (op) {	3370	switch (op)
		3371	{
2934	case XTerm_name:	3372	case XTerm_name:
2935	rxvt_set_title(aR_ str);	3373	set_title (str);
2936	/* FALLTHROUGH */	3374	/* FALLTHROUGH */
2937	case XTerm_iconName:	3375	case XTerm_iconName:
2938	rxvt_set_iconName(aR_ str);	3376	set_icon_name (str);
2939	break;	3377	break;
2940	case XTerm_title:	3378	case XTerm_title:
2941	rxvt_set_title(aR_ str);	3379	set_title (str);
2942	break;	3380	break;
		3381	case XTerm_property:
		3382	if (str[0] == '?')
		3383	{
		3384	Atom prop = display->atom (str + 1);
		3385	Atom actual_type;
		3386	int actual_format;
		3387	unsigned long nitems;
		3388	unsigned long bytes_after;
		3389	unsigned char *value = 0;
		3390	const char *str = "";
		3391
		3392	if (prop
		3393	&& XGetWindowProperty (dpy, parent,
		3394	prop, 0, 1<<16, 0, AnyPropertyType,
		3395	&actual_type, &actual_format,
		3396	&nitems, &bytes_after, &value) == Success
		3397	&& actual_type != None
		3398	&& actual_format == 8)
		3399	str = (const char *)(value);
		3400
		3401	tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
		3402
		3403	XFree (value);
		3404	}
		3405	else
		3406	{
		3407	char *eq = strchr (str, '=');
		3408
		3409	if (eq)
		3410	{
		3411	*eq = 0;
		3412	set_utf8_property (display->atom (str), eq + 1);
		3413	}
		3414	else
		3415	XDeleteProperty (dpy, parent,
		3416	display->atom (str));
		3417	}
		3418	break;
		3419
2943	case XTerm_Color:	3420	case XTerm_Color:
2944	for (buf = (char *)str; buf && *buf;) {	3421	for (buf = (char *)str; buf && *buf;)
		3422	{
2945	if ((name = STRCHR(buf, ';')) == NULL)	3423	if ((name = strchr (buf, ';')) == NULL)
2946	break;	3424	break;
		3425
2947	*name++ = '\0';	3426	*name++ = '\0';
2948	color = atoi(buf);	3427	color = atoi (buf) + minCOLOR;
2949	if (color < 0 || color >= TOTAL_COLORS)	3428
2950	break;	3429	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
		3430	break;
		3431
2951	if ((buf = STRCHR(name, ';')) != NULL)	3432	if ((buf = strchr (name, ';')) != NULL)
2952	*buf++ = '\0';	3433	*buf++ = '\0';
2953	rxvt_set_window_color(aR_ color + minCOLOR, name);	3434
2954	}	3435	process_color_seq (op, color, name, resp);
2955	break;	3436	}
		3437	break;
		3438	case Rxvt_restoreFG:
		3439	case XTerm_Color00:
		3440	process_color_seq (op, Color_fg, str, resp);
		3441	break;
		3442	case Rxvt_restoreBG:
		3443	case XTerm_Color01:
		3444	process_color_seq (op, Color_bg, str, resp);
		3445	break;
2956	#ifndef NO_CURSORCOLOR	3446	#ifndef NO_CURSORCOLOR
2957	case XTerm_Color_cursor:	3447	case XTerm_Color_cursor:
2958	rxvt_set_window_color(aR_ Color_cursor, str);	3448	process_color_seq (op, Color_cursor, str, resp);
2959	break;	3449	break;
2960	#endif	3450	#endif
2961	case XTerm_Color_pointer:	3451	case XTerm_Color_pointer_fg:
2962	rxvt_set_window_color(aR_ Color_pointer, str);	3452	process_color_seq (op, Color_pointer_fg, str, resp);
2963	break;	3453	break;
		3454	case XTerm_Color_pointer_bg:
		3455	process_color_seq (op, Color_pointer_bg, str, resp);
		3456	break;
		3457	#ifdef OPTION_HC
		3458	case XTerm_Color_HC:
		3459	process_color_seq (op, Color_HC, str, resp);
		3460	break;
		3461	case XTerm_Color_HTC:
		3462	process_color_seq (op, Color_HTC, str, resp);
		3463	break;
		3464	#endif
2964	#ifndef NO_BOLD_UNDERLINE_REVERSE	3465	#ifndef NO_BOLD_UNDERLINE_REVERSE
2965	case XTerm_Color_BD:	3466	case URxvt_Color_BD:
2966	rxvt_set_window_color(aR_ Color_BD, str);	3467	process_color_seq (op, Color_BD, str, resp);
2967	break;	3468	break;
2968	case XTerm_Color_UL:	3469	case URxvt_Color_UL:
2969	rxvt_set_window_color(aR_ Color_UL, str);	3470	process_color_seq (op, Color_UL, str, resp);
2970	break;	3471	break;
2971	case XTerm_Color_RV:	3472	case URxvt_Color_IT:
2972	rxvt_set_window_color(aR_ Color_RV, str);	3473	process_color_seq (op, Color_IT, str, resp);
2973	break;	3474	break;
2974	#endif	3475	#endif
		3476	case URxvt_Color_border:
		3477	process_color_seq (op, Color_border, str, resp);
		3478	break;
2975		3479
2976	case XTerm_Menu:	3480	#if BG_IMAGE_FROM_ROOT
		3481	case URxvt_Color_tint:
		3482	process_color_seq (op, Color_tint, str, resp);
2977	/*	3483	{
2978	* rxvt_menubar_dispatch() violates the constness of the string,	3484	bool changed = false;
2979	* so DON'T do it here	3485
		3486	if (ISSET_PIXCOLOR (Color_tint))
		3487	changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
		3488
		3489	if (changed)
		3490	update_background ();
		3491	}
		3492
		3493	break;
		3494	#endif
		3495
		3496	#if BG_IMAGE_FROM_FILE
		3497	case Rxvt_Pixmap:
		3498	if (!strcmp (str, "?"))
2980	*/	3499	{
2981	break;	3500	char str[256];
2982	case XTerm_Pixmap:	3501	int h_scale = fimage.h_scale;
2983	if (*str != ';') {	3502	int v_scale = fimage.v_scale;
2984	#if XPM_BACKGROUND	3503	int h_align = fimage.h_align;
2985	rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */	3504	int v_align = fimage.v_align;
2986	rxvt_set_bgPixmap(aR_ str); /* change pixmap */
2987	#endif
2988	rxvt_scr_touch(aR_ True);
2989	}
2990	while ((str = STRCHR(str, ';')) != NULL) {
2991	str++;
2992	#if XPM_BACKGROUND
2993	changed += rxvt_scale_pixmap(aR_ str);
2994	#endif
2995	}
2996	if (changed) {
2997	#ifdef XPM_BACKGROUND
2998	rxvt_resize_pixmap(aR);
2999	#endif
3000	rxvt_scr_touch(aR_ True);
3001	}
3002	break;
3003		3505
3004	case XTerm_restoreFG:	3506	sprintf (str, "[%dx%d+%d+%d]",
3005	rxvt_set_window_color(aR_ Color_fg, str);	3507	h_scale, v_scale,
3006	break;	3508	h_align, v_align);
3007	case XTerm_restoreBG:	3509	process_xterm_seq (XTerm_title, str, CHAR_ST);
3008	rxvt_set_window_color(aR_ Color_bg, str);	3510	}
3009	break;	3511	else
		3512	{
		3513	bool changed = false;
		3514
		3515	if (*str != ';')
		3516	{
		3517	try
		3518	{
		3519	fimage.set_file_geometry (this, str);
		3520	changed = true;
		3521	}
		3522	catch (const class rxvt_failure_exception &e)
		3523	{
		3524	}
		3525	}
		3526	else
		3527	{
		3528	str++;
		3529	if (fimage.set_geometry (str, true))
		3530	changed = true;
		3531	}
		3532
		3533	if (changed)
		3534	{
		3535	if (bg_window_position_sensitive ())
		3536	{
		3537	int x, y;
		3538	get_window_origin (x, y);
		3539	parent_x = x;
		3540	parent_y = y;
		3541	}
		3542	update_background ();
		3543	}
		3544	}
		3545	break;
		3546	#endif
		3547
3010	case XTerm_logfile:	3548	case XTerm_logfile:
3011	break;	3549	// TODO, when secure mode?
3012	case XTerm_font:	3550	break;
3013	rxvt_change_font(aR_ 0, str);	3551
3014	break;
3015	#if 0	3552	#if 0
3016	case XTerm_dumpscreen: /* no error notices */	3553	case Rxvt_dumpscreen: /* no error notices */
3017	{	3554	{
3018	int fd;	3555	int fd;
3019	if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) {	3556	if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3020	rxvt_scr_dump(aR_ fd);	3557	{
3021	close(fd);	3558	scr_dump (fd);
3022	}	3559	close (fd);
3023	}	3560	}
3024	break;	3561	}
		3562	break;
		3563	#endif
		3564	case XTerm_font:
		3565	op = URxvt_font;
		3566	case URxvt_font:
		3567	#if ENABLE_STYLES
		3568	case URxvt_boldFont:
		3569	case URxvt_italicFont:
		3570	case URxvt_boldItalicFont:
		3571	#endif
		3572	if (query)
		3573	tt_printf ("\33]%d;%-.250s%c", saveop,
		3574	option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
		3575	? fontset[op - URxvt_font]->fontdesc : "",
		3576	resp);
		3577	else
		3578	{
		3579	const char *&res = rs[Rs_font + (op - URxvt_font)];
		3580
		3581	res = strdup (str);
		3582	allocated.push_back ((void *)res);
		3583	set_fonts ();
		3584	}
		3585	break;
		3586
		3587	case URxvt_version:
		3588	if (query)
		3589	tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
		3590	op,
		3591	rs[Rs_name], VERSION[0], VERSION[2],
		3592	resp);
		3593	break;
		3594
		3595	#if !ENABLE_MINIMAL
		3596	case URxvt_locale:
		3597	if (query)
		3598	tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
		3599	else
		3600	{
		3601	set_locale (str);
		3602	pty->set_utf8_mode (enc_utf8);
		3603	init_xlocale ();
		3604	}
		3605	break;
		3606
		3607	case URxvt_view_up:
		3608	case URxvt_view_down:
		3609	{
		3610	int lines = atoi (str);
		3611
		3612	if (lines)
		3613	scr_page (op == URxvt_view_up ? UP : DN, lines);
		3614	else
		3615	scr_erase_savelines ();
		3616	}
		3617
		3618	break;
		3619	#endif
		3620
		3621	#if ENABLE_PERL
		3622	case URxvt_perl:
		3623	HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
		3624	break;
3025	#endif	3625	#endif
3026	}	3626	}
3027	}	3627	}
3028	/*----------------------------------------------------------------------*/	3628	/*----------------------------------------------------------------------*/
3029		3629
…		…
3035	* 's' = save	3635	* 's' = save
3036	* 'r' = restore	3636	* 'r' = restore
3037	* 't' = toggle	3637	* 't' = toggle
3038	* so no need for fancy checking	3638	* so no need for fancy checking
3039	*/	3639	*/
3040	/* INTPROTO */	3640	int ecb_cold
3041	int
3042	rxvt_privcases(pR_ int mode, unsigned long bit)	3641	rxvt_term::privcases (int mode, unsigned long bit)
3043	{	3642	{
3044	int state;	3643	int state;
3045		3644
3046	if (mode == 's') {	3645	if (mode == 's')
3047	R->SavedModes |= (R->PrivateModes & bit);	3646	{
3048	return -1;	3647	if (priv_modes & bit)
		3648	SavedModes |= bit;
3049	} else {	3649	else
		3650	SavedModes &= ~bit;
		3651	return -1;
		3652	}
		3653	else
		3654	{
3050	if (mode == 'r')	3655	if (mode == 'r')
3051	state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */	3656	state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3052	else	3657	else
3053	state = (mode == 't') ? !(R->PrivateModes & bit) : mode;	3658	state = (mode == 't') ? ! (priv_modes & bit) : mode;
3054	PrivMode(state, bit);	3659
		3660	if (state)
		3661	priv_modes |= bit;
		3662	else
		3663	priv_modes &= ~bit;
3055	}	3664	}
		3665
3056	return state;	3666	return state;
3057	}	3667	}
3058		3668
3059	/* we're not using priv _yet_ */	3669	/* we're not using priv _yet_ */
3060	/* INTPROTO */
3061	void	3670	void
3062	rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg)	3671	rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3063	{	3672	{
3064	unsigned int i, j;	3673	unsigned int i, j;
3065	int state;	3674	int state;
		3675
3066	static const struct {	3676	static const struct
		3677	{
3067	const int argval;	3678	const int argval;
3068	const unsigned long bit;	3679	const unsigned long bit;
3069	} argtopriv[] = {	3680	} argtopriv[] = {
3070	{ 1, PrivMode_aplCUR },	3681	{ 1, PrivMode_aplCUR }, // DECCKM
3071	{ 2, PrivMode_vt52 },	3682	{ 2, PrivMode_vt52 }, // DECANM
3072	{ 3, PrivMode_132 },	3683	{ 3, PrivMode_132 }, // DECCOLM
3073	{ 4, PrivMode_smoothScroll },	3684	{ 4, PrivMode_smoothScroll }, // DECSCLM
3074	{ 5, PrivMode_rVideo },	3685	{ 5, PrivMode_rVideo }, // DECSCNM
3075	{ 6, PrivMode_relOrigin },	3686	{ 6, PrivMode_relOrigin }, // DECOM
3076	{ 7, PrivMode_Autowrap },	3687	{ 7, PrivMode_Autowrap }, // DECAWM
3077	{ 9, PrivMode_MouseX10 },	3688	// 8, auto-repeat keys // DECARM
3078	#ifdef menuBar_esc	3689	{ 9, PrivMode_MouseX10 },
3079	{ menuBar_esc, PrivMode_menuBar },	3690	{ 12, PrivMode_BlinkingCursor },
3080	#endif	3691	// 18 end FF to printer after print screen
		3692	// 19 Print screen prints full screen/scroll region
		3693	{ 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3081	#ifdef scrollBar_esc	3694	#ifdef scrollBar_esc
3082	{ scrollBar_esc, PrivMode_scrollBar },	3695	{ scrollBar_esc, PrivMode_scrollBar },
3083	#endif	3696	#endif
3084	{ 25, PrivMode_VisibleCursor },	3697	{ 35, PrivMode_ShiftKeys }, // rxvt extension
3085	{ 35, PrivMode_ShiftKeys },	3698	// 38, tektronix mode // DECTEK
3086	{ 40, PrivMode_132OK },	3699	{ 40, PrivMode_132OK },
3087	{ 47, PrivMode_Screen },	3700	// 41 xterm more fixes NYI
3088	{ 66, PrivMode_aplKP },	3701	// 45 margin bell NYI
		3702	// 46 start logging
		3703	{ 47, PrivMode_Screen },
		3704	{ 66, PrivMode_aplKP }, // DECNKM
3089	#ifndef NO_BACKSPACE_KEY	3705	#ifndef NO_BACKSPACE_KEY
3090	{ 67, PrivMode_BackSpace },	3706	{ 67, PrivMode_BackSpace }, // DECBKM
3091	#endif	3707	#endif
3092	{ 1000, PrivMode_MouseX11 },	3708	{ 1000, PrivMode_MouseX11 },
3093	{ 1010, PrivMode_TtyOutputInh },	3709	{ 1002, PrivMode_MouseBtnEvent },
3094	{ 1011, PrivMode_Keypress },	3710	{ 1003, PrivMode_MouseAnyEvent },
3095	{ 1047, PrivMode_Screen },	3711	#if ENABLE_FRILLS
3096	};	3712	{ 1005, PrivMode_ExtModeMouse },
		3713	#endif
		3714	{ 1010, PrivMode_TtyOutputInh }, // rxvt extension
		3715	{ 1011, PrivMode_Keypress }, // rxvt extension
		3716	#if ENABLE_FRILLS
		3717	{ 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
		3718	#endif
		3719	// 1035 enable modifiers for alt, numlock NYI
		3720	// 1036 send ESC for meta keys NYI
		3721	// 1037 send DEL for keypad delete NYI
		3722	{ 1047, PrivMode_Screen },
		3723	// 1048 save and restore cursor, implemented in code
		3724	{ 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
		3725	// 1051, 1052, 1060, 1061 keyboard emulation NYI
		3726	{ 2004, PrivMode_BracketPaste },
		3727	};
3097		3728
3098	if (nargs == 0)	3729	if (nargs == 0)
3099	return;	3730	return;
3100		3731
3101	/* make lo/hi boolean */	3732	/* make lo/hi boolean */
3102	if (mode == 'l')	3733	if (mode == 'l')
3103	mode = 0; /* reset */	3734	mode = 0; /* reset */
3104	else if (mode == 'h')	3735	else if (mode == 'h')
3105	mode = 1; /* set */	3736	mode = 1; /* set */
3106		3737
3107	for (i = 0; i < nargs; i++) {	3738	for (i = 0; i < nargs; i++)
		3739	{
3108	state = -1;	3740	state = -1;
3109		3741
3110	/* basic handling */	3742	/* basic handling */
3111	for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++)	3743	for (j = 0; j < ecb_array_length (argtopriv); j++)
3112	if (argtopriv[j].argval == arg[i]) {	3744	if (argtopriv[j].argval == arg[i])
		3745	{
3113	state = rxvt_privcases(aR_ mode, argtopriv[j].bit);	3746	state = privcases (mode, argtopriv[j].bit);
3114	break;	3747	break;
3115	}	3748	}
3116		3749
3117	/* extra handling for values with state unkept */	3750	/* extra handling for values with state unkept */
3118	if (state == -1)
3119	switch (arg[i]) {	3751	switch (arg[i])
		3752	{
		3753	#if ENABLE_STYLES
		3754	case 1021:
		3755	set_option (Opt_intensityStyles, mode);
		3756
		3757	scr_touch (true);
		3758	break;
		3759	#endif
3120	case 1048: /* alternative cursor save */	3760	case 1048: /* alternative cursor save */
3121	if (mode == 0)	3761	if (option (Opt_secondaryScreen))
3122	rxvt_scr_cursor(aR_ RESTORE);	3762	if (mode == 0)
3123	else if (mode == 1)	3763	scr_cursor (RESTORE);
3124	rxvt_scr_cursor(aR_ SAVE);	3764	else if (mode == 1)
3125	/* FALLTHROUGH */	3765	scr_cursor (SAVE);
3126	default:	3766	break;
3127	continue; /* for(;i;) */	3767	}
3128	}
3129		3768
		3769	if (state >= 0)
3130	/* extra handling for values with valid 0 or 1 state */	3770	/* extra handling for values with valid 0 or 1 state */
3131	switch (arg[i]) {	3771	switch (arg[i])
		3772	{
3132	/* case 1: - application cursor keys */	3773	/* case 1: - application cursor keys */
3133	case 2: /* VT52 mode */	3774	case 2: /* VT52 mode */
3134	/* oddball mode. should be set regardless of set/reset	3775	/* oddball mode. should be set regardless of set/reset
3135	* parameter. Return from VT52 mode with an ESC < from	3776	* parameter. Return from VT52 mode with an ESC < from
3136	* within VT52 mode	3777	* within VT52 mode
3137	*/	3778	*/
3138	PrivMode(1, PrivMode_vt52);	3779	priv_modes |= PrivMode_vt52;
3139	break;	3780	break;
3140	case 3: /* 80/132 */	3781	case 3: /* 80/132 */
3141	if (R->PrivateModes & PrivMode_132OK)	3782	if (priv_modes & PrivMode_132OK)
3142	rxvt_set_widthheight(aR_	3783	set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3143	(unsigned int)((state ? 132 : 80) * R->TermWin.fwidth),	3784	break;
3144	(unsigned int)R->TermWin.height);
3145	break;
3146	case 4: /* smooth scrolling */	3785	case 4: /* smooth scrolling */
3147	if (state)	3786	set_option (Opt_jumpScroll, !state);
3148	R->Options &= ~Opt_jumpScroll;	3787	break;
3149	else
3150	R->Options |= Opt_jumpScroll;
3151	break;
3152	case 5: /* reverse video */	3788	case 5: /* reverse video */
3153	rxvt_scr_rvideo_mode(aR_ state);	3789	scr_rvideo_mode (state);
3154	break;	3790	break;
3155	case 6: /* relative/absolute origins */	3791	case 6: /* relative/absolute origins */
3156	rxvt_scr_relative_origin(aR_ state);	3792	scr_relative_origin (state);
3157	break;	3793	break;
3158	case 7: /* autowrap */	3794	case 7: /* autowrap */
3159	rxvt_scr_autowrap(aR_ state);	3795	scr_autowrap (state);
3160	break;	3796	break;
3161	/* case 8: - auto repeat, can't do on a per window basis */	3797	/* case 8: - auto repeat, can't do on a per window basis */
3162	case 9: /* X10 mouse reporting */	3798	case 9: /* X10 mouse reporting */
3163	if (state) /* orthogonal */	3799	if (state) /* orthogonal */
3164	R->PrivateModes &= ~(PrivMode_MouseX11);	3800	priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3165	break;	3801	break;
3166	#ifdef menuBar_esc
3167	case menuBar_esc:
3168	#ifdef MENUBAR
3169	rxvt_map_menuBar(aR_ state);
3170	#endif
3171	break;
3172	#endif
3173	#ifdef scrollBar_esc	3802	#ifdef scrollBar_esc
3174	case scrollBar_esc:	3803	case scrollBar_esc:
3175	if (rxvt_scrollbar_mapping(aR_ state)) {	3804	scrollBar.map (state);
3176	rxvt_resize_all_windows(aR_ 0, 0, 0);	3805	resize_all_windows (0, 0, 0);
3177	rxvt_scr_touch(aR_ True);	3806	scr_touch (true);
3178	}	3807	break;
3179	break;
3180	#endif	3808	#endif
		3809	#ifdef CURSOR_BLINK
		3810	case 12:
		3811	cursor_blink_reset ();
		3812	break;
		3813	#endif
3181	case 25: /* visible/invisible cursor */	3814	case 25: /* visible/invisible cursor */
3182	rxvt_scr_cursor_visible(aR_ state);	3815	scr_cursor_visible (state);
3183	break;	3816	break;
3184	/* case 35: - shift keys */	3817	/* case 35: - shift keys */
3185	/* case 40: - 80 <--> 132 mode */	3818	/* case 40: - 80 <--> 132 mode */
3186	case 47: /* secondary screen */	3819	case 47: /* secondary screen */
3187	rxvt_scr_change_screen(aR_ state);	3820	scr_change_screen (state);
3188	break;	3821	break;
3189	/* case 66: - application key pad */	3822	/* case 66: - application key pad */
3190	/* case 67: - backspace key */	3823	/* case 67: - backspace key */
3191	case 1000: /* X11 mouse reporting */	3824	case 1000: /* X11 mouse reporting */
3192	if (state) /* orthogonal */	3825	if (state) /* orthogonal */
3193	R->PrivateModes &= ~(PrivMode_MouseX10);	3826	priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3194	break;	3827	break;
3195	#if 0	3828	case 1002:
3196	case 1001:	3829	case 1003:
3197	break; /* X11 mouse highlighting */	3830	if (state)
3198	#endif	3831	{
		3832	priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
		3833	priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
		3834	mouse_row = mouse_col = 0;
		3835	vt_emask_mouse = PointerMotionMask;
		3836	}
		3837	else
		3838	vt_emask_mouse = NoEventMask;
		3839
		3840	vt_select_input ();
		3841	break;
3199	case 1010: /* scroll to bottom on TTY output inhibit */	3842	case 1010: /* scroll to bottom on TTY output inhibit */
3200	if (state)	3843	set_option (Opt_scrollTtyOutput, !state);
3201	R->Options &= ~Opt_scrollTtyOutput;	3844	break;
3202	else
3203	R->Options |= Opt_scrollTtyOutput;
3204	break;
3205	case 1011: /* scroll to bottom on key press */	3845	case 1011: /* scroll to bottom on key press */
3206	if (state)	3846	set_option (Opt_scrollTtyKeypress, state);
3207	R->Options |= Opt_scrollTtyKeypress;	3847	break;
3208	else
3209	R->Options &= ~Opt_scrollTtyKeypress;
3210	break;
3211	case 1047: /* secondary screen w/ clearing */	3848	case 1047: /* secondary screen w/ clearing last */
3212	if (R->current_screen != PRIMARY)	3849	if (option (Opt_secondaryScreen))
3213	rxvt_scr_erase_screen(aR_ 2);	3850	if (!state)
3214	rxvt_scr_change_screen(aR_ state);	3851	scr_erase_screen (2);
3215	/* FALLTHROUGH */	3852
3216	default:	3853	scr_change_screen (state);
3217	break;	3854	break;
3218	}	3855	case 1049: /* secondary screen w/ clearing first */
		3856	if (option (Opt_secondaryScreen))
		3857	if (state)
		3858	scr_cursor (SAVE);
		3859
		3860	scr_change_screen (state);
		3861
		3862	if (option (Opt_secondaryScreen))
		3863	if (state)
		3864	scr_erase_screen (2);
		3865	else
		3866	scr_cursor (RESTORE);
		3867	break;
		3868	default:
		3869	break;
		3870	}
3219	}	3871	}
3220	}	3872	}
3221	/*}}} */	3873	/*}}} */
3222		3874
3223	/*{{{ process sgr sequences */	3875	/*{{{ process sgr sequences */
3224	/* INTPROTO */	3876	void ecb_hot
		3877	rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
		3878	{
		3879	unsigned int i;
		3880	short rendset;
		3881	int rendstyle;
		3882
		3883	if (nargs == 0)
		3884	{
		3885	scr_rendition (0, ~RS_None);
		3886	return;
		3887	}
		3888
		3889	for (i = 0; i < nargs; i++)
		3890	{
		3891	rendset = -1;
		3892	switch (arg[i])
		3893	{
		3894	case 0:
		3895	rendset = 0, rendstyle = ~RS_None;
		3896	break;
		3897	case 1:
		3898	rendset = 1, rendstyle = RS_Bold;
		3899	break;
		3900	//case 2: // low intensity
		3901	case 3:
		3902	rendset = 1, rendstyle = RS_Italic;
		3903	break;
		3904	case 4:
		3905	rendset = 1, rendstyle = RS_Uline;
		3906	break;
		3907	case 5: // slowly blinking
		3908	case 6: // rapidly blinking
		3909	rendset = 1, rendstyle = RS_Blink;
		3910	break;
		3911	//case 6: // scoansi light background
		3912	case 7:
		3913	rendset = 1, rendstyle = RS_RVid;
		3914	break;
		3915	case 8:
		3916	// invisible. NYI
		3917	break;
		3918	//case 9: // crossed out
		3919	//case 10: // scoansi acs off, primary font
		3920	//case 11: // scoansi acs on, first alt font
		3921	//case 12: // scoansi acs on, |0x80, second alt font
		3922	//...
		3923	//case 19: // ninth alt font
		3924	//case 20: // gothic
		3925	case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
		3926	rendset = 0, rendstyle = RS_Bold;
		3927	break;
		3928	case 22: // bold off (vt220)
		3929	rendset = 0, rendstyle = RS_Bold;
		3930	break;
		3931	case 23: // disable italic
		3932	rendset = 0, rendstyle = RS_Italic;
		3933	break;
		3934	case 24: // underline off (vt220)
		3935	rendset = 0, rendstyle = RS_Uline;
		3936	break;
		3937	case 25: // blink off (vt220)
		3938	rendset = 0, rendstyle = RS_Blink;
		3939	break;
		3940	case 26: // variable spacing (iso 8613)
		3941	rendset = 0, rendstyle = RS_Blink;
		3942	break;
		3943	case 27: // reverse off (vt220)
		3944	rendset = 0, rendstyle = RS_RVid;
		3945	break;
		3946	//case 28: // visible. NYI
		3947	//case 29: // not crossed-out
		3948	}
		3949
		3950	if (rendset != -1)
		3951	{
		3952	scr_rendition (rendset, rendstyle);
		3953	continue; /* for (;i;) */
		3954	}
		3955
		3956	switch (arg[i])
		3957	{
		3958	case 30:
		3959	case 31: /* set fg color */
		3960	case 32:
		3961	case 33:
		3962	case 34:
		3963	case 35:
		3964	case 36:
		3965	case 37:
		3966	scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
		3967	break;
		3968	case 38: // set fg color, ISO 8613-6
		3969	if (nargs > i + 2 && arg[i + 1] == 5)
		3970	{
		3971	scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
		3972	i += 2;
		3973	}
		3974	break;
		3975	case 39: /* default fg */
		3976	scr_color (Color_fg, Color_fg);
		3977	break;
		3978
		3979	case 40:
		3980	case 41: /* set bg color */
		3981	case 42:
		3982	case 43:
		3983	case 44:
		3984	case 45:
		3985	case 46:
		3986	case 47:
		3987	scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
		3988	break;
		3989	case 48: // set bg color, ISO 8613-6
		3990	if (nargs > i + 2 && arg[i + 1] == 5)
		3991	{
		3992	scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
		3993	i += 2;
		3994	}
		3995	break;
		3996	case 49: /* default bg */
		3997	scr_color (Color_bg, Color_bg);
		3998	break;
		3999
		4000	//case 50: // not variable spacing
		4001
		4002	#if !ENABLE_MINIMAL
		4003	case 90:
		4004	case 91: /* set bright fg color */
		4005	case 92:
		4006	case 93:
		4007	case 94:
		4008	case 95:
		4009	case 96:
		4010	case 97:
		4011	scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
		4012	break;
		4013	case 100:
		4014	case 101: /* set bright bg color */
		4015	case 102:
		4016	case 103:
		4017	case 104:
		4018	case 105:
		4019	case 106:
		4020	case 107:
		4021	scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
		4022	break;
		4023	#endif
		4024	}
		4025	}
		4026	}
		4027
3225	void	4028	void
3226	rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg)	4029	rxvt_term::set_cursor_style (int style)
3227	{	4030	{
3228	unsigned int i;	4031	if (!IN_RANGE_INC (style, 0, 6))
3229	short rendset;	4032	return;
3230	int rendstyle;
3231		4033
3232	if (nargs == 0) {	4034	if (style == 0)
3233	rxvt_scr_rendition(aR_ 0, ~RS_None);	4035	style = 1;
3234	return;
3235	}
3236	for (i = 0; i < nargs; i++) {
3237	rendset = -1;
3238	switch (arg[i]) {
3239	case 0:
3240	rendset = 0, rendstyle = ~RS_None;
3241	break;
3242	case 1:
3243	rendset = 1, rendstyle = RS_Bold;
3244	break;
3245	case 4:
3246	rendset = 1, rendstyle = RS_Uline;
3247	break;
3248	case 5:
3249	rendset = 1, rendstyle = RS_Blink;
3250	break;
3251	case 7:
3252	rendset = 1, rendstyle = RS_RVid;
3253	break;
3254	case 22:
3255	rendset = 0, rendstyle = RS_Bold;
3256	break;
3257	case 24:
3258	rendset = 0, rendstyle = RS_Uline;
3259	break;
3260	case 25:
3261	rendset = 0, rendstyle = RS_Blink;
3262	break;
3263	case 27:
3264	rendset = 0, rendstyle = RS_RVid;
3265	break;
3266	}
3267	if (rendset != -1) {
3268	rxvt_scr_rendition(aR_ rendset, rendstyle);
3269	continue; /* for(;i;) */
3270	}
3271		4036
3272	switch (arg[i]) {	4037	cursor_type = (style - 1) / 2;
3273	case 30:	4038	set_option (Opt_cursorUnderline, cursor_type == 1);
3274	case 31: /* set fg color */
3275	case 32:
3276	case 33:
3277	case 34:
3278	case 35:
3279	case 36:
3280	case 37:
3281	rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3282	Color_fg);
3283	break;
3284	#ifdef TTY_256COLOR
3285	case 38:
3286	if (nargs > i + 2 && arg[i + 1] == 5) {
3287	rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3288	Color_fg);
3289	i += 2;
3290	}
3291	break;
3292	#endif
3293	case 39: /* default fg */
3294	rxvt_scr_color(aR_ Color_fg, Color_fg);
3295	break;
3296		4039
3297	case 40:	4040	#ifdef CURSOR_BLINK
3298	case 41: /* set bg color */	4041	set_option (Opt_cursorBlink, style & 1);
3299	case 42:	4042	cursor_blink_reset ();
3300	case 43:
3301	case 44:
3302	case 45:
3303	case 46:
3304	case 47:
3305	rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3306	Color_bg);
3307	break;
3308	#ifdef TTY_256COLOR
3309	case 48:
3310	if (nargs > i + 2 && arg[i + 1] == 5) {
3311	rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3312	Color_bg);
3313	i += 2;
3314	}
3315	break;
3316	#endif	4043	#endif
3317	case 49: /* default bg */
3318	rxvt_scr_color(aR_ Color_bg, Color_bg);
3319	break;
3320		4044
3321	#ifndef NO_BRIGHTCOLOR	4045	want_refresh = 1;
3322	case 90:
3323	case 91: /* set bright fg color */
3324	case 92:
3325	case 93:
3326	case 94:
3327	case 95:
3328	case 96:
3329	case 97:
3330	rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3331	Color_fg);
3332	break;
3333	case 100:
3334	case 101: /* set bright bg color */
3335	case 102:
3336	case 103:
3337	case 104:
3338	case 105:
3339	case 106:
3340	case 107:
3341	rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3342	Color_bg);
3343	break;
3344	#endif
3345	}
3346	}
3347	}	4046	}
3348	/*}}} */	4047	/*}}} */
3349		4048
3350	/*{{{ process Rob Nation's own graphics mode sequences */
3351	/* INTPROTO */
3352	void
3353	rxvt_process_graphics(pR)
3354	{
3355	unsigned char ch, cmd = rxvt_cmd_getc(aR);
3356
3357	#ifndef RXVT_GRAPHICS
3358	if (cmd == 'Q') { /* query graphics */
3359	R->tt_printf("\033G0\n"); /* no graphics */
3360	return;
3361	}
3362	/* swallow other graphics sequences until terminating ':' */
3363	do
3364	ch = rxvt_cmd_getc(aR);
3365	while (ch != ':');
3366	#else
3367	unsigned int nargs;
3368	int args[NGRX_PTS];
3369	unsigned char *text = NULL;
3370
3371	if (cmd == 'Q') { /* query graphics */
3372	R->tt_printf("\033G1\n"); /* yes, graphics (color) */
3373	return;
3374	}
3375	for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3376	int neg;
3377
3378	ch = rxvt_cmd_getc(aR);
3379	neg = (ch == '-');
3380	if (neg || ch == '+')
3381	ch = rxvt_cmd_getc(aR);
3382
3383	for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3384	args[nargs] = args[nargs] * 10 + (ch - '0');
3385	if (neg)
3386	args[nargs] = -args[nargs];
3387
3388	nargs++;
3389	args[nargs] = 0;
3390	if (ch != ';')
3391	break;
3392	}
3393
3394	if ((cmd == 'T') && (nargs >= 5)) {
3395	int i, len = args[4];
3396
3397	text = rxvt_malloc((len + 1) * sizeof(char));
3398
3399	if (text != NULL) {
3400	for (i = 0; i < len; i++)
3401	text[i] = rxvt_cmd_getc(aR);
3402	text[len] = '\0';
3403	}
3404	}
3405	rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3406	#endif
3407	}
3408	/*}}} */
3409
3410	/* ------------------------------------------------------------------------- */	4049	/* ---------------------------------------------------------------------- */
		4050	/* Write data to the pty as typed by the user, pasted with the mouse,
		4051	* or generated by us in response to a query ESC sequence.
		4052	*/
3411		4053
3412	/*	4054	/*
3413	* Send printf() formatted output to the command.	4055	* Send printf () formatted output to the command.
3414	* Only use for small amounts of data.	4056	* Only use for small amounts of data.
3415	*/	4057	*/
3416	void	4058	void
3417	rxvt_term::tt_printf (const char *fmt,...)	4059	rxvt_term::tt_printf (const char *fmt,...)
3418	{	4060	{
3419	va_list arg_ptr;	4061	va_list arg_ptr;
3420	unsigned char buf[256];	4062	char buf[256];
3421		4063
3422	va_start (arg_ptr, fmt);	4064	va_start (arg_ptr, fmt);
3423	vsnprintf ((char *)buf, 256, fmt, arg_ptr);	4065	vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3424	va_end (arg_ptr);	4066	va_end (arg_ptr);
3425	tt_write (buf, STRLEN (buf));	4067	tt_write (buf, strlen (buf));
3426	}	4068	}
3427		4069
3428	/* ---------------------------------------------------------------------- */
3429	/* Write data to the pty as typed by the user, pasted with the mouse,	4070	/* Write data to the pty as typed by the user. */
3430	* or generated by us in response to a query ESC sequence.
3431	*/
3432	void	4071	void
3433	rxvt_term::tt_write (const unsigned char *data, unsigned int len)	4072	rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3434	{	4073	{
3435	enum { MAX_PTY_WRITE = 255 }; // minimum MAX_INPUT	4074	if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
		4075	return;
3436		4076
3437	if (len)	4077	if (option (Opt_scrollTtyKeypress))
		4078	if (view_start)
3438	{	4079	{
		4080	view_start = 0;
		4081	want_refresh = 1;
		4082	}
		4083
		4084	tt_write_ (data, len);
		4085	}
		4086
		4087	void
		4088	rxvt_term::tt_write (const char *data, unsigned int len)
		4089	{
		4090	if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
		4091	return;
		4092
		4093	tt_write_ (data, len);
		4094	}
		4095
		4096	static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
		4097
		4098	void
		4099	rxvt_term::tt_write_ (const char *data, unsigned int len)
		4100	{
		4101	if (pty->pty < 0)
		4102	return;
		4103
		4104	if (v_buflen == 0)
		4105	{
		4106	ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
		4107
		4108	max_it (written, 0);
		4109
		4110	if (written == len)
		4111	return;
		4112
		4113	data += written;
		4114	len -= written;
		4115	}
		4116
		4117	v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
		4118
		4119	memcpy (v_buffer + v_buflen, data, len);
		4120	v_buflen += len;
		4121
		4122	pty_ev.set (ev::READ | ev::WRITE);
		4123	}
		4124
		4125	void rxvt_term::pty_write ()
		4126	{
		4127	int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
		4128
		4129	if (written > 0)
		4130	{
		4131	v_buflen -= written;
		4132
3439	if (v_buflen == 0)	4133	if (v_buflen == 0)
3440	{	4134	{
3441	int written = write (cmd_fd, data, min (MAX_PTY_WRITE, len));
3442	if (written == len)
3443	return;
3444
3445	data += written;
3446	len -= written;
3447	}
3448
3449
3450	v_buffer = (unsigned char *)realloc (v_buffer, v_buflen + len);
3451
3452	memcpy (v_buffer + v_buflen, data, len);
3453	v_buflen += len;
3454	}
3455
3456	for (;;)
3457	{
3458	int written = write (cmd_fd, v_buffer, min (MAX_PTY_WRITE, v_buflen));
3459
3460	if (written > 0)
3461	{
3462	v_buflen -= written;
3463
3464	if (v_buflen == 0)
3465	{
3466	free (v_buffer);	4135	free (v_buffer);
3467	v_buffer = 0;	4136	v_buffer = 0;
3468	v_buflen = 0;
3469		4137
3470	pty_ev.set (EVENT_READ);	4138	pty_ev.set (ev::READ);
3471	return;
3472	}
3473
3474	memmove (v_buffer, v_buffer + written, v_buflen);
3475	}
3476	else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3477	// original code just ignores this...
3478	destroy ();
3479	else
3480	{
3481	pty_ev.set (EVENT_READ | EVENT_WRITE);
3482	return;	4139	return;
3483	}	4140	}
		4141
		4142	memmove (v_buffer, v_buffer + written, v_buflen);
3484	}	4143	}
		4144	else if (written != -1 || (errno != EAGAIN && errno != EINTR))
		4145	pty_ev.set (ev::READ);
3485	}	4146	}
3486		4147
3487	/*----------------------- end-of-file (C source) -----------------------*/	4148	/*----------------------- end-of-file (C source) -----------------------*/
3488		4149

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