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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 1.552 by sf-exg, Fri Jul 25 17:03:38 2014 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 - 4 && 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	# ifndef UNSHIFTED_SCROLLKEYS
		321	XK_KP_9, // XK_KP_Prior
		322	XK_KP_3, // XK_KP_Next
		323	# else
		324	XK_Prior,
		325	XK_Next,
		326	# endif
		327	XK_KP_1, // XK_KP_End
		328	XK_KP_5, // XK_KP_Begin
		329	};
		330
		331	if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
		332	{
		333	unsigned int index = keysym - XK_KP_Home;
		334	keysym = kp ? keypadtrans[index] : XK_Home + index;
		335	}
		336	else if (keysym == XK_KP_Insert)
		337	keysym = kp ? XK_KP_0 : XK_Insert;
		338	# ifndef NO_DELETE_KEY
		339	else if (keysym == XK_KP_Delete)
		340	keysym = kp ? XK_KP_Decimal : XK_Delete;
		341	# endif
		342	#endif
		343	return keysym;
		344	}
		345
		346	static inline int ecb_cold
		347	map_function_key (KeySym keysym)
		348	{
		349	int param = 0;
		350
		351	if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
		352	{
		353	param = 11 + keysym - XK_F1;
		354	if (keysym >= XK_F17)
		355	param += 4;
		356	else if (keysym >= XK_F15)
		357	param += 3;
		358	else if (keysym >= XK_F11)
		359	param += 2;
		360	else if (keysym >= XK_F6)
		361	param += 1;
		362	}
		363	else
		364	switch (keysym)
		365	{
		366	case XK_Find:
		367	param = 1;
		368	break;
		369	case XK_Insert:
		370	param = 2;
		371	break;
		372	#ifdef DXK_Remove
		373	case DXK_Remove:
		374	#endif
		375	case XK_Execute:
		376	param = 3;
		377	break;
		378	case XK_Select:
		379	param = 4;
		380	break;
		381	#ifndef UNSHIFTED_SCROLLKEYS
		382	case XK_Prior:
		383	param = 5;
		384	break;
		385	case XK_Next:
		386	param = 6;
		387	break;
		388	case XK_Home:
		389	param = 7;
		390	break;
		391	case XK_End:
		392	param = 8;
		393	break;
		394	#endif
		395	case XK_Help:
		396	param = 28;
		397	break;
		398	case XK_Menu:
		399	param = 29;
		400	break;
		401	}
		402	return param;
		403	}
		404
		405	static inline wchar_t *
		406	rxvt_wcsdup (const wchar_t *str, int len)
		407	{
		408	wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
		409	memcpy (r, str, len * sizeof (wchar_t));
		410	r[len] = 0;
		411	return r;
		412	}
		413
		414	void ecb_cold
		415	rxvt_term::key_press (XKeyEvent &ev)
		416	{
		417	int ctrl, meta, shft, len;
		418	KeySym keysym = NoSymbol;
		419	char rkbuf[KBUFSZ + 1];
		420	char *kbuf = rkbuf + 1;
		421
		422	#if ISO_14755
		423	if (iso14755buf & ISO_14755_52)
		424	return;
		425	#endif
		426
		427	/*
72	* use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an	428	* use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73	* escape sequence to toggle the Keypad.	429	* escape sequence to toggle the Keypad.
74	*	430	*
75	* Always permit `shift' to override the current setting	431	* Always permit `shift' to override the current setting
76	*/	432	*/
77	shft = (ev->state & ShiftMask);	433	shft = ev.state & ShiftMask;
78	ctrl = (ev->state & ControlMask);	434	ctrl = ev.state & ControlMask;
79	meta = (ev->state & R->ModMetaMask);	435	meta = ev.state & ModMetaMask;
80	if (R->numlock_state || (ev->state & R->ModNumLockMask)) {	436
81	R->numlock_state = (ev->state & R->ModNumLockMask);	437	kbuf[0] = 0;
82	PrivMode((!R->numlock_state), PrivMode_aplKP);	438
83	}
84	#ifdef USE_XIM	439	#if USE_XIM
85	if (R->Input_Context != NULL) {	440	if (Input_Context)
86	Status status_return;	441	{
		442	Status status_return;
87		443
88	kbuf[0] = '\0';	444	#if 0
89	#ifdef X_HAVE_UTF8_STRING	445	#ifdef X_HAVE_UTF8_STRING
		446	if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90	len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf,	447	len = Xutf8LookupString (Input_Context, &ev, kbuf,
91	KBUFSZ, &keysym, &status_return);	448	KBUFSZ, &keysym, &status_return);
		449	else
		450	#endif
		451	#endif
		452	{
		453	wchar_t wkbuf[KBUFSZ + 1];
		454
		455	// the XOpenIM manpage lies about hardcoding the locale
		456	// at the point of XOpenIM, so temporarily switch locales
		457	if (rs[Rs_imLocale])
		458	SET_LOCALE (rs[Rs_imLocale]);
		459
		460	// assume wchar_t == unicode or better
		461	len = XwcLookupString (Input_Context, &ev, wkbuf,
		462	KBUFSZ, &keysym, &status_return);
		463
		464	if (rs[Rs_imLocale])
		465	SET_LOCALE (locale);
		466
		467	if (status_return == XLookupChars
		468	|| status_return == XLookupBoth)
		469	{
		470	/* make sure the user can type ctrl-@, i.e. NUL */
		471	if (len == 1 && *wkbuf == 0)
		472	{
		473	kbuf[0] = 0;
		474	len = 1;
		475	}
		476	else
		477	{
		478	wkbuf[len] = 0;
		479	len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
		480	if (len < 0)
		481	len = 0;
		482	}
		483	}
		484	else
		485	len = 0;
		486	}
		487	}
		488	else
		489	#endif
		490	{
		491	len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
		492	}
		493
		494	if (keysym != NoSymbol)
		495	{
		496	KeySym orig_keysym = keysym;
		497
		498	/* Shift + F1 - F10 generates F11 - F20 */
		499	if (shft && keysym >= XK_F1 && keysym <= XK_F10)
		500	{
		501	keysym += (XK_F11 - XK_F1);
		502	shft = 0; /* turn off Shift */
		503	}
		504
		505	if (keysym >= 0xFF00 && keysym <= 0xFFFF)
		506	{
		507	bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
		508	unsigned int newlen = 1;
		509
		510	if (ev.state & ModNumLockMask)
		511	kp = false;
		512
		513	keysym = translate_keypad (keysym, kp);
		514
		515	switch (keysym)
		516	{
		517	#ifndef NO_BACKSPACE_KEY
		518	case XK_BackSpace:
		519	if (priv_modes & PrivMode_HaveBackSpace)
		520	{
		521	kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
		522	^ !!ctrl) ? '\b' : '\177';
		523	kbuf[1] = '\0';
		524	}
		525	else
		526	strcpy (kbuf, rs[Rs_backspace_key]);
		527	break;
		528	#endif
		529	#ifndef NO_DELETE_KEY
		530	case XK_Delete:
		531	strcpy (kbuf, rs[Rs_delete_key]);
		532	break;
		533	#endif
		534	case XK_Tab:
		535	if (shft)
		536	strcpy (kbuf, "\033[Z");
		537	else
		538	{
		539	#ifdef CTRL_TAB_MAKES_META
		540	if (ctrl)
		541	meta = 1;
		542	#endif
		543	#ifdef MOD4_TAB_MAKES_META
		544	if (ev.state & Mod4Mask)
		545	meta = 1;
		546	#endif
		547	newlen = 0;
		548	}
		549	break;
		550
		551	case XK_Up: /* "\033[A" */
		552	case XK_Down: /* "\033[B" */
		553	case XK_Right: /* "\033[C" */
		554	case XK_Left: /* "\033[D" */
		555	strcpy (kbuf, "\033[Z");
		556	kbuf[2] = "DACB"[keysym - XK_Left];
		557	/* do Shift first */
		558	if (shft)
		559	kbuf[2] = "dacb"[keysym - XK_Left];
		560	else if (ctrl)
		561	{
		562	kbuf[1] = 'O';
		563	kbuf[2] = "dacb"[keysym - XK_Left];
		564	}
		565	else if (priv_modes & PrivMode_aplCUR)
		566	kbuf[1] = 'O';
		567	break;
		568
		569	case XK_KP_Enter:
		570	/* allow shift to override */
		571	if (kp)
		572	{
		573	strcpy (kbuf, "\033OM");
		574	break;
		575	}
		576
		577	/* FALLTHROUGH */
		578
		579	case XK_Return:
		580	if (priv_modes & PrivMode_LFNL)
		581	{
		582	kbuf[0] = '\015';
		583	kbuf[1] = '\012';
		584	kbuf[2] = '\0';
		585	}
		586	else
		587	{
		588	kbuf[0] = '\015';
		589	kbuf[1] = '\0';
		590	}
		591	break;
		592
		593	case XK_KP_F1: /* "\033OP" */
		594	case XK_KP_F2: /* "\033OQ" */
		595	case XK_KP_F3: /* "\033OR" */
		596	case XK_KP_F4: /* "\033OS" */
		597	strcpy (kbuf, "\033OP");
		598	kbuf[2] += (keysym - XK_KP_F1);
		599	break;
		600
		601	case XK_KP_Multiply: /* "\033Oj" : "*" */
		602	case XK_KP_Add: /* "\033Ok" : "+" */
		603	case XK_KP_Separator: /* "\033Ol" : "," */
		604	case XK_KP_Subtract: /* "\033Om" : "-" */
		605	case XK_KP_Decimal: /* "\033On" : "." */
		606	case XK_KP_Divide: /* "\033Oo" : "/" */
		607	case XK_KP_0: /* "\033Op" : "0" */
		608	case XK_KP_1: /* "\033Oq" : "1" */
		609	case XK_KP_2: /* "\033Or" : "2" */
		610	case XK_KP_3: /* "\033Os" : "3" */
		611	case XK_KP_4: /* "\033Ot" : "4" */
		612	case XK_KP_5: /* "\033Ou" : "5" */
		613	case XK_KP_6: /* "\033Ov" : "6" */
		614	case XK_KP_7: /* "\033Ow" : "7" */
		615	case XK_KP_8: /* "\033Ox" : "8" */
		616	case XK_KP_9: /* "\033Oy" : "9" */
		617	/* allow shift to override */
		618	if (kp)
		619	{
		620	strcpy (kbuf, "\033Oj");
		621	kbuf[2] += (keysym - XK_KP_Multiply);
		622	}
		623	else
		624	{
		625	kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
		626	kbuf[1] = '\0';
		627	}
		628	break;
		629
		630	default:
		631	{
		632	int param = map_function_key (keysym);
		633	if (param > 0)
		634	sprintf (kbuf,"\033[%d~", param);
		635	else
		636	newlen = 0;
		637	}
		638	break;
		639	}
		640
		641	if (newlen)
		642	len = strlen (kbuf);
		643
		644	if (len > 0)
		645	{
		646	/*
		647	* pass Shift/Control indicators for function keys ending with `~'
		648	*
		649	* eg,
		650	* Prior = "ESC[5~"
		651	* Shift+Prior = "ESC[5$"
		652	* Ctrl+Prior = "ESC[5^"
		653	* Ctrl+Shift+Prior = "ESC[5@"
		654	*/
		655	if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
		656	kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
		657
		658	/*
		659	* Pass meta for all function keys, if 'meta' option set
		660	*/
		661	#ifdef META8_OPTION
		662	if (meta && (meta_char == 0x80))
		663	kbuf[len - 1] |= 0x80;
		664	#endif
		665	}
		666
		667	}
		668	else if (ctrl && keysym == XK_minus)
		669	{
		670	len = 1;
		671	kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
		672	}
		673	else if (keysym == XK_ISO_Left_Tab)
		674	{
		675	strcpy (kbuf, "\033[Z");
		676	len = 3;
		677	}
		678	else
		679	{
		680	#ifdef META8_OPTION
		681	/* set 8-bit on */
		682	if (meta && (meta_char == 0x80))
		683	{
		684	char *ch;
		685
		686	for (ch = kbuf; ch < kbuf + len; ch++)
		687	*ch |= 0x80;
		688
		689	meta = 0;
		690	}
		691	#endif
		692	/* nil */ ;
		693	}
		694
		695	keysym = orig_keysym;
		696	}
		697
		698	/* escape prefix */
		699	if (len && meta
		700	#ifdef META8_OPTION
		701	&& meta_char == C0_ESC
		702	#endif
		703	)
		704	{
		705	*--kbuf = C0_ESC;
		706	len++;
		707	}
		708
		709	if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
		710	return;
		711
		712	if (keysym != NoSymbol)
		713	{
		714	#ifdef KEYSYM_RESOURCE
		715	if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
		716	return;
		717	#endif
		718
		719	if (saveLines)
		720	{
		721	#ifdef UNSHIFTED_SCROLLKEYS
		722	if (!ctrl && !meta)
92	#else	723	#else
93	len = XmbLookupString(R->Input_Context, ev, (char *)kbuf,	724	if (IS_SCROLL_MOD)
94	KBUFSZ, &keysym, &status_return);
95	#endif	725	#endif
96	valid_keysym = ((status_return == XLookupKeySym)	726	{
97	|| (status_return == XLookupBoth));	727	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		728
120	#ifdef USE_XIM	729	#ifdef PAGING_CONTEXT_LINES
121	if (valid_keysym)	730	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	731	#else
129	if (meta) {	732	lnsppg = nrow * 4 / 5;
		733	#endif
		734	max_it (lnsppg, 1);
		735
		736	if (keysym == XK_Prior)
		737	{
		738	scr_page (lnsppg);
		739	return;
		740	}
		741	else if (keysym == XK_Next)
		742	{
		743	scr_page (-lnsppg);
		744	return;
		745	}
		746	}
		747	#ifdef SCROLL_ON_UPDOWN_KEYS
		748	if (IS_SCROLL_MOD)
		749	{
		750	if (keysym == XK_Up)
		751	{
		752	scr_page (1);
		753	return;
		754	}
		755	else if (keysym == XK_Down)
		756	{
		757	scr_page (-1);
		758	return;
		759	}
		760	}
		761	#endif
		762	#ifdef SCROLL_ON_HOMEEND_KEYS
		763	if (IS_SCROLL_MOD)
		764	{
		765	if (keysym == XK_Home)
		766	{
		767	scr_changeview (top_row);
		768	return;
		769	}
		770	else if (keysym == XK_End)
		771	{
		772	scr_changeview (0);
		773	return;
		774	}
		775	}
		776	#endif
		777	}
		778
		779	if (shft)
		780	{
		781	if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
		782	{
		783	switch (keysym)
		784	{
		785	/* normal XTerm key bindings */
		786	case XK_Insert: /* Shift+Insert = paste mouse selection */
		787	selection_request (ev.time);
		788	return;
		789	#if TODO
		790	/* rxvt extras */
		791	case XK_KP_Add: /* Shift+KP_Add = bigger font */
		792	return;
		793	case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
		794	return;
		795	#endif
		796	}
		797	}
		798	}
		799
		800	if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
		801	{
		802	if (keysym == XK_v)
		803	selection_request (ev.time, Sel_Clipboard);
		804	else if (selection.len > 0)
		805	{
		806	free (selection.clip_text);
		807	selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
		808	selection.clip_len = selection.len;
		809	selection_grab (CurrentTime, true);
		810	}
		811
		812	return;
		813	}
		814
		815	#if ENABLE_FRILLS || ISO_14755
		816	// ISO 14755 support
		817	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
		818	{
		819	int hv;
		820
		821	if (iso14755buf & ISO_14755_51
		822	&& (keysym == XK_space || keysym == XK_KP_Space
		823	|| keysym == XK_Return || keysym == XK_KP_Enter))
		824	{
		825	commit_iso14755 ();
		826	iso14755buf = ISO_14755_51;
		827	# if ISO_14755
		828	iso14755_51 (0);
130	# endif	829	# endif
131	if (keysym == R->ks_bigfont) {	830	return;
132	rxvt_change_font(aR_ 0, FONT_UP);	831	}
133	return;	832	else if (keysym == XK_BackSpace)
134	} else if (keysym == R->ks_smallfont) {	833	{
135	rxvt_change_font(aR_ 0, FONT_DN);	834	iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136	return;	835	# if ISO_14755
137	}	836	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	837	# endif
242	R->tt_write(&ch, 1);	838	return;
243	R->tt_write(kbuf0, l);	839	}
244	return;	840	else if ((hv = hex_keyval (ev)) >= 0)
245	} else	841	{
246	#endif	842	iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247	{	843	| hv | ISO_14755_51;
248	newlen = 1;	844	# if ISO_14755
249	switch (keysym) {	845	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	846	# 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;	847	return;
749
750	continue;
751	}	848	}
752	else	849	else
753	{	850	{
754	s.cnt = 0;	851	# if ISO_14755
755	return s.orig; /* the _occasional_ non-utf-8 character may slip through... */	852	scr_overlay_off ();
		853	# endif
		854	iso14755buf = 0;
756	}	855	}
757	}	856	}
		857	else if (option (Opt_iso14755) &&
		858	((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
		859	|| (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
		860	if (!(iso14755buf & ISO_14755_STARTED))
		861	{
		862	iso14755buf |= ISO_14755_STARTED;
		863	# if ISO_14755
		864	scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
		865	scr_overlay_set (0, 0, "ISO 14755 mode");
		866	# endif
		867	}
		868	#endif
		869
		870	#ifdef PRINTPIPE
		871	if (keysym == XK_Print)
		872	{
		873	scr_printscreen (ctrl | shft);
		874	return;
		875	}
		876	#endif
		877	}
		878
		879	if (len <= 0)
		880	return; /* not mapped */
		881
		882	tt_write_user_input (kbuf, (unsigned int)len);
		883	}
		884
		885	void ecb_cold
		886	rxvt_term::key_release (XKeyEvent &ev)
		887	{
		888	#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
		889	KeySym keysym;
		890
		891	keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
		892	#endif
		893
		894	#if ENABLE_FRILLS || ISO_14755
		895	// ISO 14755 support
		896	if (iso14755buf)
		897	if (iso14755buf & ISO_14755_52)
758		898	{
759	if ((ch & 0xc0) == 0xc0)	899	# if ISO_14755
		900	scr_overlay_off ();
		901	# endif
		902	# if ISO_14755
		903	// iso14755 part 5.2 handling: release time
		904	// first: controls
		905	if ((ev.state & ControlMask)
		906	&& ((keysym >= 0x40 && keysym <= 0x5f)
		907	|| (keysym >= 0x61 && keysym <= 0x7f)))
760	{	908	{
761	cmdbuf_ptr++;	909	iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
		910	commit_iso14755 ();
762		911
763	/* first byte */	912	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	}	913	}
		914
		915	for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
		916	if (i[0] == keysym)
		917	{
		918	iso14755buf = ISO_14755_51 | i[1];
		919	commit_iso14755 ();
		920
		921	return;
		922	}
		923
		924	scr_bell ();
		925	# endif
		926	iso14755buf = 0;
		927
		928	return;
		929	}
		930	else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
		931	{
		932	# if ISO_14755
		933	scr_overlay_off ();
		934	# endif
		935	if (iso14755buf & ISO_14755_51)
		936	commit_iso14755 ();
		937	#if ISO_14755
		938	else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
		939	{
		940	iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
		941
		942	scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
		943	scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
		944	}
		945	# endif
772	else	946	else
		947	iso14755buf = 0;
773	{	948	}
774	cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */	949	#endif
775	return ch;	950
		951	if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
		952	return;
		953
		954	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		955	if (!(ev.state & ControlMask))
		956	slip_wheel_ev.stop ();
		957	else if (keysym == XK_Control_L || keysym == XK_Control_R)
		958	mouse_slip_wheel_speed = 0;
		959	#endif
		960	}
		961
		962	void
		963	rxvt_term::flush ()
		964	{
		965	flush_ev.stop ();
		966
		967	#ifdef HAVE_IMG
		968	if (bg_flags & BG_NEEDS_REFRESH)
		969	{
		970	bg_flags &= ~BG_NEEDS_REFRESH;
		971	scr_touch (false);
		972	}
		973	#endif
		974
		975	if (want_refresh)
		976	{
		977	if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
776	}	978	{
		979	int row = view_start;
		980	int end_row = row + nrow;
		981
		982	while (row > top_row && ROW (row - 1).is_longer ())
		983	--row;
		984
		985	do
		986	{
		987	int start_row = row;
		988	line_t *l;
		989
		990	do
		991	{
		992	l = &ROW (row++);
		993
		994	if (!(l->f & LINE_FILTERED))
		995	{
		996	// line not filtered, mark it as filtered
		997	l->f |= LINE_FILTERED;
		998	while (l->is_longer ())
		999	{
		1000	l = &ROW (row++);
		1001	l->f |= LINE_FILTERED;
		1002	}
		1003
		1004	// and filter it
		1005	HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
		1006
		1007	break;
		1008	}
		1009	}
		1010	while (l->is_longer () && row < end_row);
		1011	}
		1012	while (row < end_row);
		1013	}
		1014
		1015	scr_refresh ();
		1016	scrollBar.show (1);
		1017	#if USE_XIM
		1018	im_send_spot ();
		1019	#endif
		1020	}
		1021
		1022	display->flush ();
		1023	}
		1024
		1025	/* checks whether a refresh is requested and starts the refresh timer */
		1026	void
		1027	rxvt_term::refresh_check ()
		1028	{
		1029	if (want_refresh && !flush_ev.is_active ())
		1030	flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
		1031
		1032	display->flush ();
		1033	}
		1034
		1035	void
		1036	rxvt_term::flush_cb (ev::timer &w, int revents)
		1037	{
		1038	make_current ();
		1039
		1040	refresh_count = 0;
		1041	flush ();
		1042	}
		1043
		1044	#ifdef CURSOR_BLINK
		1045	void
		1046	rxvt_term::cursor_blink_reset ()
		1047	{
		1048	if (hidden_cursor)
777	}	1049	{
		1050	hidden_cursor = 0;
		1051	want_refresh = 1;
		1052	}
778		1053
779	return NOCHAR;	1054	if (option (Opt_cursorBlink))
		1055	cursor_blink_ev.again ();
		1056	else
		1057	cursor_blink_ev.stop ();
780	}	1058	}
		1059
		1060	void
		1061	rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
		1062	{
		1063	hidden_cursor = !hidden_cursor;
		1064	want_refresh = 1;
		1065	refresh_check ();
		1066	}
		1067	#endif
		1068
		1069	#ifdef TEXT_BLINK
		1070	void
		1071	rxvt_term::text_blink_cb (ev::timer &w, int revents)
		1072	{
		1073	if (scr_refresh_rend (RS_Blink, RS_Blink))
		1074	{
		1075	hidden_text = !hidden_text;
		1076	want_refresh = 1;
		1077	refresh_check ();
		1078	}
		1079	else
		1080	w.stop ();
		1081	}
		1082	#endif
		1083
		1084	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		1085	void
		1086	rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
		1087	{
		1088	if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
		1089	&& scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
		1090	{
		1091	want_refresh = 1;
		1092	refresh_check ();
		1093	}
		1094	else
		1095	w.stop ();
		1096	}
		1097	#endif
		1098
		1099	#ifdef SELECTION_SCROLLING
		1100	void
		1101	rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
		1102	{
		1103	if (scr_page (scroll_selection_lines))
		1104	{
		1105	selection_extend (selection_save_x, selection_save_y, selection_save_state);
		1106	want_refresh = 1;
		1107	refresh_check ();
		1108	}
		1109	else
		1110	w.stop ();
		1111	}
		1112	#endif
		1113
		1114	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		1115	void
		1116	rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
		1117	{
		1118	if (scr_page (mouse_slip_wheel_speed))
		1119	{
		1120	want_refresh = 1;
		1121	refresh_check ();
		1122	}
		1123
		1124	if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
		1125	{
		1126	mouse_slip_wheel_speed = 0;
		1127	w.stop ();
		1128	}
		1129	}
		1130	#endif
		1131
		1132	#if LINUX_YIELD_HACK
		1133	static struct event_handler
		1134	{
		1135	ev::prepare yield_ev;
		1136
		1137	void yield_cb (ev::prepare &w, int revents)
		1138	{
		1139	// this should really be sched_yield(), but the linux guys thought
		1140	// that giving a process calling sched_yield () less cpu time than
		1141	// ones with high nice levels is a useful thing to do. It surely is is
		1142	// allowed by the sus... as is returning ENOSYS.
		1143	// since the linux guys additionally thought that breaking the only
		1144	// known workaround against their unusable sched_yield hack is cool,
		1145	// we just nanosleep a bit and hope for the best.
		1146
		1147	struct timespec ts = { 0, 1000 };
		1148	nanosleep (&ts, 0);
		1149
		1150	w.stop ();
		1151	}
		1152
		1153	event_handler ()
		1154	: yield_ev (this, &event_handler::yield_cb)
		1155	{
		1156	}
		1157	} event_handler;
		1158	#endif
		1159
		1160	/* make sure all the cmd data is at beginning of cmdbuf */
		1161	void
		1162	rxvt_term::cmdbuf_reify ()
		1163	{
		1164	if (cmdbuf_ptr == cmdbuf_base)
		1165	return;
		1166
		1167	ssize_t used = cmdbuf_endp - cmdbuf_ptr;
		1168
		1169	memmove (cmdbuf_base, cmdbuf_ptr, used);
		1170	cmdbuf_ptr = cmdbuf_base;
		1171	cmdbuf_endp = cmdbuf_ptr + used;
		1172
		1173	}
		1174
		1175	#if defined (KEYSYM_RESOURCE)
		1176	void
		1177	rxvt_term::cmdbuf_append (const char *str, size_t count)
		1178	{
		1179	cmdbuf_reify ();
		1180
		1181	size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
		1182
		1183	if (count > avail)
		1184	return;
		1185
		1186	memcpy (cmdbuf_endp, str, count);
		1187	cmdbuf_endp += count;
		1188
		1189	cmd_parse ();
		1190	}
		1191	#endif
781		1192
782	bool	1193	bool
783	rxvt_term::pty_fill ()	1194	rxvt_term::pty_fill ()
784	{	1195	{
785	ssize_t n = cmdbuf_endp - cmdbuf_ptr;	1196	cmdbuf_reify ();
786		1197
787	memmove (cmdbuf_base, cmdbuf_ptr, n);	1198	size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
		1199
		1200	if (!avail)
		1201	{
		1202	// normally this indicates a "too long" command sequence - just drop the data we have
788	cmdbuf_ptr = cmdbuf_base;	1203	cmdbuf_ptr = cmdbuf_base;
789	cmdbuf_endp = cmdbuf_ptr + n;	1204	cmdbuf_endp = cmdbuf_ptr;
790		1205	avail = CBUFSIZ;
791	n = read (cmd_fd, cmdbuf_endp, BUFSIZ - n);	1206	}
792		1207
		1208	ssize_t r = read (pty->pty, cmdbuf_endp, avail);
		1209
793	if (n > 0)	1210	if (r > 0)
794	{	1211	{
795	cmdbuf_endp += n;	1212	cmdbuf_endp += r;
796	return true;	1213	return true;
797	}	1214	}
798	else if (n < 0 && errno == EAGAIN)	1215	else if (r < 0 && (errno == EAGAIN || errno == EINTR))
		1216	{
		1217	#if LINUX_YIELD_HACK
		1218	if (display->is_local)
		1219	event_handler.yield_ev.start ();
		1220	#endif
		1221	}
		1222	else
		1223	{
		1224	pty_ev.stop ();
		1225
		1226	if (!option (Opt_hold))
		1227	destroy ();
		1228	}
		1229
799	return false;	1230	return false;
800
801	destroy ();
802	}	1231	}
803		1232
804	void	1233	void
805	rxvt_term::pty_cb (io_watcher &w, short revents)	1234	rxvt_term::pty_cb (ev::io &w, int revents)
806	{	1235	{
807	SET_R (this);	1236	make_current ();
808		1237
809	if (revents & EVENT_WRITE)	1238	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	1239	// 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 (); )	1240	for (int i = CBUFCNT; i-- && pty_fill (); )
		1241	cmd_parse ();
		1242
		1243	if (revents & ev::WRITE)
		1244	pty_write ();
		1245
		1246	refresh_check ();
		1247	}
		1248
		1249	void ecb_cold
		1250	rxvt_term::pointer_unblank ()
		1251	{
		1252	XDefineCursor (dpy, vt, TermWin_cursor);
		1253	recolour_cursor ();
		1254
		1255	#ifdef POINTER_BLANK
		1256	hidden_pointer = 0;
		1257
		1258	if (option (Opt_pointerBlank))
		1259	pointer_ev.start (pointerBlankDelay);
		1260	#endif
		1261	}
		1262
		1263	#ifdef POINTER_BLANK
		1264	void ecb_cold
		1265	rxvt_term::pointer_blank ()
		1266	{
		1267	if (!option (Opt_pointerBlank))
		1268	return;
		1269
		1270	XDefineCursor (dpy, vt, display->blank_cursor);
		1271	XFlush (dpy);
		1272
		1273	hidden_pointer = 1;
		1274	}
		1275
		1276	void ecb_cold
		1277	rxvt_term::pointer_cb (ev::timer &w, int revents)
		1278	{
		1279	make_current ();
		1280
		1281	pointer_blank ();
		1282	}
		1283	#endif
		1284
		1285	void
		1286	rxvt_term::mouse_report (XButtonEvent &ev)
		1287	{
		1288	int button_number, key_state = 0;
		1289	int x, y;
		1290	int code = 32;
		1291
		1292	x = Pixel2Col (ev.x) + 1;
		1293	y = Pixel2Row (ev.y) + 1;
		1294
		1295	if (ev.type == MotionNotify)
815	{	1296	{
816	//TODO:	1297	if (x == mouse_row && y == mouse_col)
817	/* once we know the shell is running, send the screen size. Again! */	1298	return;
818	//ch = rxvt_cmd_getc(aR); /* wait for something */
819	//rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
820		1299
821	uint32_t ch = NOCHAR;	1300	mouse_row = x;
		1301	mouse_col = y;
		1302	code += 32;
		1303	}
822		1304
823	for (;;)	1305	if (MEvent.button == AnyButton)
		1306	button_number = 3;
		1307	else
		1308	{
		1309	button_number = MEvent.button - Button1;
		1310	/* add 0x3D for wheel events, like xterm does */
		1311	if (button_number >= 3)
		1312	button_number += 64 - 3;
		1313	}
		1314
		1315	if (priv_modes & PrivMode_MouseX10)
		1316	{
		1317	/*
		1318	* do not report ButtonRelease
		1319	* no state info allowed
		1320	*/
		1321	key_state = 0;
		1322	if (button_number == 3)
		1323	return;
		1324	}
		1325	else
		1326	{
		1327	/* XTerm mouse reporting needs these values:
		1328	* 4 = Shift
		1329	* 8 = Meta
		1330	* 16 = Control
		1331	* plus will add in our own Double-Click reporting
		1332	* 32 = Double Click
		1333	*/
		1334	key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
		1335	+ ((MEvent.state & ModMetaMask) ? 8 : 0)
		1336	+ ((MEvent.state & ControlMask) ? 16 : 0);
		1337	#ifdef MOUSE_REPORT_DOUBLECLICK
		1338	key_state += ((MEvent.clicks > 1) ? 32 : 0);
		1339	#endif
		1340	}
		1341
		1342	#if DEBUG_MOUSEREPORT
		1343	fprintf (stderr, "Mouse [");
		1344	if (key_state & 16)
		1345	fputc ('C', stderr);
		1346	if (key_state & 4)
		1347	fputc ('S', stderr);
		1348	if (key_state & 8)
		1349	fputc ('A', stderr);
		1350	if (key_state & 32)
		1351	fputc ('2', stderr);
		1352	fprintf (stderr, "]: <%d>, %d/%d\n",
		1353	button_number,
		1354	x,
		1355	y);
		1356	#endif
		1357
		1358	#if ENABLE_FRILLS
		1359	if (priv_modes & PrivMode_ExtMouseRight)
		1360	tt_printf ("\033[%d;%d;%dM",
		1361	code + button_number + key_state,
		1362	x,
		1363	y);
		1364	else if (priv_modes & PrivMode_ExtModeMouse)
		1365	tt_printf ("\033[M%c%lc%lc",
		1366	code + button_number + key_state,
		1367	wint_t (32 + x),
		1368	wint_t (32 + y));
		1369	else
		1370	#endif
		1371	tt_printf ("\033[M%c%c%c",
		1372	code + button_number + key_state,
		1373	32 + x,
		1374	32 + y);
		1375	}
		1376
		1377	/*{{{ process an X event */
		1378	void ecb_hot
		1379	rxvt_term::x_cb (XEvent &ev)
		1380	{
		1381	make_current ();
		1382
		1383	dLocal (Display *, dpy);
		1384
		1385	if (ev.xany.window == vt
		1386	&& SHOULD_INVOKE (HOOK_X_EVENT)
		1387	&& HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
		1388	return;
		1389
		1390	// for XQueryPointer
		1391	Window unused_root, unused_child;
		1392	int unused_root_x, unused_root_y;
		1393	unsigned int unused_mask;
		1394
		1395	switch (ev.type)
		1396	{
		1397	case KeyPress:
		1398	key_press (ev.xkey);
		1399	break;
		1400
		1401	case KeyRelease:
		1402	key_release (ev.xkey);
		1403	break;
		1404
		1405	case ButtonPress:
		1406	button_press (ev.xbutton);
		1407	break;
		1408
		1409	case ButtonRelease:
		1410	button_release (ev.xbutton);
		1411	break;
		1412
		1413	case ClientMessage:
		1414	if (ev.xclient.format == 32
		1415	&& !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
824	{	1416	{
825	if (ch == NOCHAR)	1417	if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
826	ch = next_char ();	1418	{
		1419	if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
		1420	{
		1421	if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
		1422	{
		1423	if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
		1424	destroy ();
		1425	}
		1426	#if ENABLE_EWMH
		1427	else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
		1428	XSendEvent (dpy, ev.xclient.window = display->root,
		1429	False, SubstructureRedirectMask | SubstructureNotifyMask,
		1430	&ev);
		1431	#endif
		1432	}
		1433	}
		1434	#if ENABLE_XEMBED
		1435	else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
		1436	{
		1437	if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
		1438	focus_in ();
		1439	else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
		1440	focus_out ();
		1441	}
		1442	#endif
		1443	}
		1444	break;
827		1445
828	if (ch == NOCHAR) // TODO: improve	1446	/*
		1447	* XXX: this is not the _current_ arrangement
		1448	* Here's my conclusion:
		1449	* If the window is completely unobscured, use bitblt's
		1450	* to scroll. Even then, they're only used when doing partial
		1451	* screen scrolling. When partially obscured, we have to fill
		1452	* in the GraphicsExpose parts, which means that after each refresh,
		1453	* we need to wait for the graphics expose or Noexpose events,
		1454	* which ought to make things real slow!
		1455	*/
		1456	case VisibilityNotify:
		1457	switch (ev.xvisibility.state)
		1458	{
		1459	case VisibilityUnobscured:
		1460	refresh_type = FAST_REFRESH;
829	break;	1461	break;
		1462	case VisibilityPartiallyObscured:
		1463	refresh_type = SLOW_REFRESH;
		1464	break;
		1465	default:
		1466	refresh_type = NO_REFRESH;
		1467	break;
		1468	}
		1469	break;
830		1470
831	if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')	1471	case FocusIn:
		1472	if (ev.xfocus.detail != NotifyInferior
		1473	&& ev.xfocus.detail != NotifyPointer
		1474	&& ev.xfocus.mode != NotifyGrab)
		1475	focus_in ();
		1476	break;
		1477
		1478	case FocusOut:
		1479	if (ev.xfocus.detail != NotifyInferior
		1480	&& ev.xfocus.detail != NotifyPointer
		1481	&& ev.xfocus.mode != NotifyGrab)
		1482	focus_out ();
		1483	break;
		1484
		1485	case ConfigureNotify:
		1486	if (ev.xconfigure.window == parent)
		1487	{
		1488	while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
		1489	;
		1490
		1491	bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
		1492
		1493	bool moved = false;
		1494	#ifdef HAVE_BG_PIXMAP
		1495	if (bg_window_position_sensitive ())
832	{	1496	{
833	/* Read a text string from the input buffer */	1497	want_position_change = true;
834	uint32_t buf[BUFSIZ];	1498	if (bg_img == 0)
835	bool refreshnow = false;	1499	moved = true;
		1500	}
		1501	#endif
		1502
		1503	if (want_position_change)
		1504	{
836	int nlines = 0;	1505	int x, y;
837	uint32_t *str = buf;
838		1506
839	*str++ = ch;	1507	if (ev.xconfigure.send_event)
840
841	for (;;)
842	{	1508	{
843	ch = next_char ();	1509	x = ev.xconfigure.x;
844		1510	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	}	1511	}
872
873	rxvt_scr_add_lines (this, buf, nlines, str - buf);
874
875	/*	1512	else
876	* If there have been a lot of new lines, then update the screen	1513	get_window_origin (x, y);
877	* What the heck I'll cheat and only refresh less than every page-full.	1514
878	* the number of pages between refreshes is refresh_limit, which	1515	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	{	1516	{
886	if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)	1517	parent_x = x;
887	refresh_limit++;	1518	parent_y = y;
888		1519	HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
889	rxvt_scr_refresh (this, refresh_type);	1520	moved = true;
890	}	1521	}
		1522	}
891		1523
		1524	if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
		1525	{
		1526	seen_resize = 1;
		1527	resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
892	}	1528	}
893	else	1529	else
894	{	1530	{
		1531	#ifdef HAVE_BG_PIXMAP
895	switch (ch)	1532	if (moved)
896	{	1533	update_background ();
897	default:	1534	#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	}	1535	}
906		1536
907	ch = NOCHAR;	1537	HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
		1538	}
		1539	break;
		1540
		1541	case PropertyNotify:
		1542	HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
		1543	break;
		1544
		1545	case SelectionClear:
		1546	selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
		1547	break;
		1548
		1549	case SelectionRequest:
		1550	selection_send (ev.xselectionrequest);
		1551	break;
		1552
		1553	case MapNotify:
		1554	#ifdef HAVE_BG_PIXMAP
		1555	// This is needed at startup for the case of no window manager
		1556	// or a non-reparenting window manager and also because we
		1557	// defer bg image updates if the window is not mapped. The
		1558	// short delay is to optimize for multiple ConfigureNotify
		1559	// events at startup when the window manager reparents the
		1560	// window, so as to perform the computation after we have
		1561	// received all of them.
		1562	if (bg_img == 0)
		1563	update_background_ev.start (0.025);
		1564	#endif
		1565	mapped = 1;
		1566	#ifdef TEXT_BLINK
		1567	text_blink_ev.start ();
		1568	#endif
		1569	HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
		1570	break;
		1571
		1572	case UnmapNotify:
		1573	mapped = 0;
		1574	#ifdef TEXT_BLINK
		1575	text_blink_ev.stop ();
		1576	#endif
		1577	HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
		1578	break;
		1579
		1580	case GraphicsExpose:
		1581	case Expose:
		1582	if (ev.xany.window == vt)
		1583	{
		1584	do
		1585	{
		1586	scr_expose (ev.xexpose.x, ev.xexpose.y,
		1587	ev.xexpose.width, ev.xexpose.height, false);
		1588	}
		1589	while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
		1590
		1591	ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
		1592
		1593	while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
		1594	{
		1595	scr_expose (ev.xexpose.x, ev.xexpose.y,
		1596	ev.xexpose.width, ev.xexpose.height, false);
		1597	}
		1598
		1599	want_refresh = 1;
		1600	}
		1601	else
		1602	{
		1603	XEvent unused_event;
		1604
		1605	while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
		1606	;
		1607	while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
		1608	;
		1609
		1610	if (scrollBar.state && ev.xany.window == scrollBar.win)
		1611	{
		1612	scrollBar.state = SB_STATE_IDLE;
		1613	scrollBar.show (0);
908	}	1614	}
909	}	1615	}
		1616	break;
		1617
		1618	case MotionNotify:
		1619	#ifdef POINTER_BLANK
		1620	if (hidden_pointer)
		1621	pointer_unblank ();
		1622	#endif
		1623	if ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
		1624	|| priv_modes & PrivMode_MouseAnyEvent)
		1625	mouse_report (ev.xbutton);
		1626	if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
		1627	break;
		1628
		1629	if (ev.xany.window == vt)
		1630	{
		1631	if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
		1632	&& HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
		1633	; // nop
		1634	else if (ev.xbutton.state & (Button1Mask | Button3Mask))
		1635	{
		1636	while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
		1637	;
		1638
		1639	XQueryPointer (dpy, vt,
		1640	&unused_root, &unused_child,
		1641	&unused_root_x, &unused_root_y,
		1642	&ev.xbutton.x, &ev.xbutton.y,
		1643	&ev.xbutton.state);
		1644	#ifdef MOUSE_THRESHOLD
		1645	/* deal with a `jumpy' mouse */
		1646	if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
		1647	{
		1648	#endif
		1649	#if ISO_14755
		1650	// 5.4
		1651	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
		1652	{
		1653	iso14755_54 (ev.xbutton.x, ev.xbutton.y);
		1654	break;
		1655	}
		1656	#endif
		1657	selection_extend (ev.xbutton.x, ev.xbutton.y,
		1658	ev.xbutton.state & Button3Mask ? 2 : 0);
		1659
		1660	#ifdef SELECTION_SCROLLING
		1661	if (ev.xbutton.y < int_bwidth
		1662	|| Pixel2Row (ev.xbutton.y) > (nrow-1))
		1663	{
		1664	page_dirn scroll_selection_dir;
		1665	int dist;
		1666
		1667	/* don't clobber the current delay if we are
		1668	* already in the middle of scrolling.
		1669	*/
		1670	if (!sel_scroll_ev.is_active ())
		1671	sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		1672
		1673	/* save the event params so we can highlight
		1674	* the selection in the pending-scroll loop
		1675	*/
		1676	selection_save_x = ev.xbutton.x;
		1677	selection_save_y = ev.xbutton.y;
		1678	selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
		1679
		1680	/* calc number of lines to scroll */
		1681	if (ev.xbutton.y < int_bwidth)
		1682	{
		1683	scroll_selection_dir = UP;
		1684	dist = int_bwidth - ev.xbutton.y;
		1685	}
		1686	else
		1687	{
		1688	scroll_selection_dir = DN;
		1689	dist = ev.xbutton.y - (int_bwidth + vt_height);
		1690	}
		1691
		1692	scroll_selection_lines = Pixel2Height (dist)
		1693	/ SELECTION_SCROLL_LINE_SPEEDUP
		1694	+ 1;
		1695	min_it (scroll_selection_lines,
		1696	SELECTION_SCROLL_MAX_LINES);
		1697	scroll_selection_lines *= scroll_selection_dir;
		1698	}
		1699	else
		1700	{
		1701	/* we are within the text window, so we
		1702	* shouldn't be scrolling
		1703	*/
		1704	sel_scroll_ev.stop();
		1705	}
		1706	#endif
		1707	#ifdef MOUSE_THRESHOLD
		1708	}
		1709	#endif
		1710	}
		1711	}
		1712	else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
		1713	{
		1714	while (XCheckTypedWindowEvent (dpy, scrollBar.win,
		1715	MotionNotify, &ev))
		1716	;
		1717
		1718	XQueryPointer (dpy, scrollBar.win,
		1719	&unused_root, &unused_child,
		1720	&unused_root_x, &unused_root_y,
		1721	&ev.xbutton.x, &ev.xbutton.y,
		1722	&unused_mask);
		1723	scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
		1724	scrollBar.size ());
		1725	want_refresh = 1;
		1726	scrollBar.show (1);
		1727	}
		1728	break;
		1729	}
		1730
		1731	#if defined(CURSOR_BLINK)
		1732	if (ev.type == KeyPress)
		1733	cursor_blink_reset ();
		1734	#endif
		1735
		1736	#if defined(POINTER_BLANK)
		1737	if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
		1738	{
		1739	if (ev.type == MotionNotify
		1740	|| ev.type == ButtonPress
		1741	|| ev.type == ButtonRelease)
		1742	if (hidden_pointer)
		1743	pointer_unblank ();
		1744
		1745	if (ev.type == KeyPress && hidden_pointer == 0)
		1746	pointer_blank ();
		1747	}
		1748	#endif
		1749
		1750	refresh_check ();
		1751	}
		1752
		1753	#if ENABLE_FRILLS
		1754	void ecb_cold
		1755	rxvt_term::set_urgency (bool enable)
		1756	{
		1757	if (enable == urgency_hint)
		1758	return;
		1759
		1760	if (XWMHints *h = XGetWMHints (dpy, parent))
		1761	{
		1762	h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
		1763	XSetWMHints (dpy, parent, h);
		1764	urgency_hint = enable;
		1765	XFree (h);
		1766	}
		1767	}
		1768	#endif
		1769
		1770	void ecb_cold
		1771	rxvt_term::focus_in ()
		1772	{
		1773	if (!focus)
		1774	{
		1775	focus = 1;
		1776	want_refresh = 1;
		1777
		1778	#if USE_XIM
		1779	if (Input_Context != NULL)
		1780	{
		1781	im_set_position ();
		1782	XSetICFocus (Input_Context);
910	}	1783	}
		1784	#endif
		1785	#if CURSOR_BLINK
		1786	if (option (Opt_cursorBlink))
		1787	cursor_blink_ev.again ();
		1788	#endif
		1789	#if OFF_FOCUS_FADING
		1790	if (rs[Rs_fade])
		1791	{
		1792	pix_colors = pix_colors_focused;
		1793	scr_recolour ();
		1794	}
		1795	#endif
		1796	#if ENABLE_FRILLS
		1797	if (option (Opt_urgentOnBell))
		1798	set_urgency (0);
		1799	#endif
911		1800
912	flush ();	1801	HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
		1802	}
913	}	1803	}
		1804
		1805	void ecb_cold
		1806	rxvt_term::focus_out ()
		1807	{
		1808	if (focus)
		1809	{
		1810	focus = 0;
		1811	want_refresh = 1;
		1812
		1813	#if ENABLE_FRILLS
		1814	if (option (Opt_urgentOnBell))
		1815	set_urgency (0);
		1816	#endif
		1817	#if ENABLE_FRILLS || ISO_14755
		1818	if (iso14755buf)
		1819	{
		1820	iso14755buf = 0;
		1821	# if ISO_14755
		1822	scr_overlay_off ();
		1823	# endif
		1824	}
		1825	#endif
		1826	#if USE_XIM
		1827	if (Input_Context != NULL)
		1828	XUnsetICFocus (Input_Context);
		1829	#endif
		1830	#if CURSOR_BLINK
		1831	if (option (Opt_cursorBlink))
		1832	cursor_blink_ev.stop ();
		1833
		1834	hidden_cursor = 0;
		1835	#endif
		1836	#if OFF_FOCUS_FADING
		1837	if (rs[Rs_fade])
		1838	{
		1839	pix_colors = pix_colors_unfocused;
		1840	scr_recolour ();
		1841	}
		1842	#endif
		1843
		1844	HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
		1845	}
		1846	}
		1847
		1848	void ecb_cold
		1849	rxvt_term::update_fade_color (unsigned int idx)
		1850	{
		1851	#if OFF_FOCUS_FADING
		1852	if (rs[Rs_fade])
		1853	{
		1854	rgba c;
		1855	pix_colors [Color_fade].get (c);
		1856	pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
		1857	}
		1858	#endif
		1859	}
		1860
		1861	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		1862	void ecb_hot
		1863	rxvt_term::rootwin_cb (XEvent &ev)
		1864	{
		1865	make_current ();
		1866
		1867	if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
		1868	&& HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
		1869	return;
		1870
		1871	switch (ev.type)
		1872	{
		1873	case PropertyNotify:
		1874	/*
		1875	* if user used some Esetroot compatible prog to set the root bg,
		1876	* use the property to determine the pixmap. We use it later on.
		1877	*/
		1878	if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
		1879	|| ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
		1880	{
		1881	#if BG_IMAGE_FROM_ROOT
		1882	if (option (Opt_transparent))
		1883	{
		1884	rxvt_img::new_from_root (this)->replace (root_img);
		1885	update_background ();
		1886	}
		1887	#endif
		1888	HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
		1889	}
		1890
		1891	break;
		1892	}
		1893
		1894	refresh_check ();
		1895	}
		1896	#endif
914		1897
915	void	1898	void
916	rxvt_term::flush ()	1899	rxvt_term::button_press (XButtonEvent &ev)
917	{	1900	{
918	#ifdef TRANSPARENT	1901	int reportmode = 0, clickintime;
919	if (want_full_refresh)	1902
920	{	1903	bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
921	want_full_refresh = 0;	1904
922	rxvt_scr_clear (this);	1905	if (!bypass_keystate)
923	rxvt_scr_touch (this, False);	1906	reportmode = !! (priv_modes & PrivMode_mouse_report);
924	want_refresh = 1;	1907
		1908	/*
		1909	* VT window processing of button press
		1910	*/
		1911	if (ev.window == vt)
925	}	1912	{
926	#endif	1913	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;	1914	return;
956		1915
957	// incomplete sequences should occur rarely, still, a better solution	1916	#if ISO_14755
958	// would be preferred. either setjmp/longjmp or better design.	1917	// 5.4
959	fcntl (R->cmd_fd, F_SETFL, 0);	1918	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
960	R->pty_fill ();	1919	{
961	fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);	1920	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;	1921	return;
1046		1922	}
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	1923	#endif
1061		1924
1062	/* INTPROTO */	1925	clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1063	void
1064	rxvt_mouse_report(pR_ const XButtonEvent *ev)
1065	{
1066	int button_number, key_state = 0;
1067	int x, y;
1068		1926
1069	x = ev->x;	1927	if (reportmode)
1070	y = ev->y;	1928	{
1071	rxvt_pixel_position(aR_ &x, &y);	1929	/* mouse report from vt window */
1072		1930	/* save the xbutton state (for ButtonRelease) */
1073	if (R->MEvent.button == AnyButton) {	1931	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	1932	#ifdef MOUSE_REPORT_DOUBLECLICK
1102	key_state += ((R->MEvent.clicks > 1) ? 32 : 0);	1933	if (ev.button == MEvent.button && clickintime)
1103	#endif	1934	{
1104	}	1935	/* same button, within allowed time */
		1936	MEvent.clicks++;
1105		1937
1106	#ifdef DEBUG_MOUSEREPORT	1938	if (MEvent.clicks > 1)
1107	fprintf(stderr, "Mouse [");	1939	{
1108	if (key_state & 16)	1940	/* only report double clicks */
1109	fputc('C', stderr);	1941	MEvent.clicks = 2;
1110	if (key_state & 4)	1942	mouse_report (ev);
1111	fputc('S', stderr);	1943
1112	if (key_state & 8)	1944	/* don't report the release */
1113	fputc('A', stderr);	1945	MEvent.clicks = 0;
1114	if (key_state & 32)	1946	MEvent.button = AnyButton;
1115	fputc('2', stderr);	1947	}
1116	fprintf(stderr, "]: <%d>, %d/%d\n",	1948	}
1117	button_number,	1949	else
1118	x + 1,	1950	{
1119	y + 1);	1951	/* different button, or time expired */
		1952	MEvent.clicks = 1;
		1953	MEvent.button = ev.button;
		1954	mouse_report (ev);
		1955	}
1120	#else	1956	#else
1121	R->tt_printf("\033[M%c%c%c",	1957	MEvent.button = ev.button;
1122	(32 + button_number + key_state),	1958	mouse_report (ev);
1123	(32 + x + 1),	1959	#endif /* MOUSE_REPORT_DOUBLECLICK */
1124	(32 + y + 1));
1125	#endif
1126	}
1127		1960
1128	#ifdef USING_W11LIB	1961	}
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 {	1962	else
1243	KeySym ks;	1963	{
1244		1964	if (ev.button != MEvent.button)
1245	ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);	1965	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		1966
1253	case ButtonPress:	1967	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	{	1968	{
1311	case VisibilityUnobscured:	1969	case Button1:
1312	R->refresh_type = FAST_REFRESH;	1970	/* allow meta + click to select rectangular areas */
1313	break;	1971	/* should be done in screen.C */
1314	case VisibilityPartiallyObscured:	1972	#if ENABLE_FRILLS
1315	R->refresh_type = SLOW_REFRESH;	1973	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	1974	#else
1439	// don't understand this, so commented it out	1975	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	1976	#endif
1445	R->want_refresh = 1;
1446	} else {
1447	XEvent unused_xevent;
1448		1977
1449	while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,	1978	/* allow shift+left click to extend selection */
1450	Expose,	1979	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	{	1980	{
1592	/* same button, within alloted time */	1981	if (MEvent.button == Button1 && clickintime)
1593	R->MEvent.clicks++;	1982	selection_rotate (ev.x, ev.y);
1594	if (R->MEvent.clicks > 1)	1983	else
		1984	selection_extend (ev.x, ev.y, 1);
1595	{	1985	}
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	1986	else
1606	{	1987	{
1607	/* different button, or time expired */	1988	if (MEvent.button == Button1 && clickintime)
1608	R->MEvent.clicks = 1;	1989	MEvent.clicks++;
1609	R->MEvent.button = ev->button;	1990	else
1610	rxvt_mouse_report(aR_ ev);	1991	MEvent.clicks = 1;
1611	}	1992
1612	#else	1993	selection_click (MEvent.clicks, ev.x, ev.y);
1613	R->MEvent.button = ev->button;	1994	}
1614	rxvt_mouse_report(aR_ ev);	1995
1615	#endif /* MOUSE_REPORT_DOUBLECLICK */	1996	MEvent.button = Button1;
		1997	break;
		1998
		1999	case Button3:
		2000	if (MEvent.button == Button3 && clickintime)
		2001	selection_rotate (ev.x, ev.y);
		2002	else
		2003	selection_extend (ev.x, ev.y, 1);
		2004
		2005	MEvent.button = Button3;
		2006	break;
		2007	}
1616	}	2008	}
		2009
		2010	MEvent.time = ev.time;
		2011	return;
		2012	}
		2013
		2014	/*
		2015	* Scrollbar window processing of button press
		2016	*/
		2017	if (scrollBar.state && ev.window == scrollBar.win)
		2018	{
		2019	page_dirn direction = NO_DIR;
		2020
		2021	if (scrollBar.upButton (ev.y))
		2022	direction = UP; /* up */
		2023	else if (scrollBar.dnButton (ev.y))
		2024	direction = DN; /* down */
		2025
		2026	scrollBar.state = SB_STATE_IDLE;
		2027	/*
		2028	* Rxvt-style scrollbar:
		2029	* move up if mouse is above slider
		2030	* move dn if mouse is below slider
		2031	*
		2032	* XTerm-style scrollbar:
		2033	* Move display proportional to pointer location
		2034	* pointer near top -> scroll one line
		2035	* pointer near bot -> scroll full page
		2036	*/
		2037	#ifndef NO_SCROLLBAR_REPORT
		2038	if (reportmode)
		2039	{
		2040	/*
		2041	* Mouse report disabled scrollbar:
		2042	* arrow buttons - send up/down
		2043	* click on scrollbar - send pageup/down
		2044	*/
		2045	if (direction == UP)
		2046	tt_printf ("\033[A");
		2047	else if (direction == DN)
		2048	tt_printf ("\033[B");
1617	else	2049	else
		2050	switch (ev.button)
1618	{	2051	{
1619	if (ev->button != R->MEvent.button)	2052	case Button2:
1620	R->MEvent.clicks = 0;	2053	tt_printf ("\014");
1621	switch (ev->button)	2054	break;
		2055	case Button1:
		2056	tt_printf ("\033[6~");
		2057	break;
		2058	case Button3:
		2059	tt_printf ("\033[5~");
		2060	break;
		2061	}
		2062	}
		2063	else
		2064	#endif /* NO_SCROLLBAR_REPORT */
		2065	{
		2066	if (direction != NO_DIR)
		2067	{
		2068	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		2069	if (!cont_scroll_ev.is_active ())
		2070	cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		2071	#endif
		2072	if (scr_page (direction, 1))
		2073	{
		2074	if (direction == UP)
		2075	scrollBar.state = SB_STATE_UP;
		2076	else
		2077	scrollBar.state = SB_STATE_DOWN;
		2078	}
		2079	}
		2080	else
		2081	switch (ev.button)
		2082	{
		2083	case Button2:
		2084	switch (scrollBar.align)
1622	{	2085	{
1623	case Button1:	2086	case SB_ALIGN_TOP:
1624	if (R->MEvent.button == Button1 && clickintime)
1625	R->MEvent.clicks++;
1626	else	2087	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;	2088	break;
1631		2089	case SB_ALIGN_CENTRE:
1632	case Button3:	2090	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;	2091	break;
1639	}	2092	case SB_ALIGN_BOTTOM:
1640	}	2093	csrO = scrollBar.bot - scrollBar.top;
1641	R->MEvent.time = ev->time;	2094	break;
1642	return;	2095	}
1643	}
1644	}
1645		2096
1646	/*	2097	if (scrollBar.style == SB_STYLE_XTERM
1647	* Scrollbar window processing of button press	2098	|| scrollBar.above_slider (ev.y)
1648	*/	2099	|| scrollBar.below_slider (ev.y))
1649	if (isScrollbarWindow(ev->window))	2100	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		2101
1697	if (R->scrollBar.style == R_SB_NEXT) {	2102	scrollBar.state = SB_STATE_MOTION;
1698	if (scrollbarnext_upButton(ev->y))	2103	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		2104
1741	case Button1:	2105	case Button1:
1742	if (R->scrollbar_align == R_SB_ALIGN_CENTRE)	2106	if (scrollBar.align == SB_ALIGN_CENTRE)
1743	R->csrO = ev->y - R->scrollBar.top;	2107	csrO = ev.y - scrollBar.top;
1744	/* FALLTHROUGH */	2108	/* FALLTHROUGH */
1745		2109
1746	case Button3:	2110	case Button3:
1747	if (R->scrollBar.style != R_SB_XTERM) {	2111	if (scrollBar.style != SB_STYLE_XTERM)
1748	if (scrollbar_above_slider(ev->y))	2112	{
		2113	if (scrollBar.above_slider (ev.y))
1749	# ifdef RXVT_SCROLL_FULL	2114	# ifdef RXVT_SCROLL_FULL
1750	rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);	2115	scr_page (UP, nrow - 1);
1751	# else	2116	# else
1752	rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);	2117	scr_page (UP, nrow / 4);
1753	# endif	2118	# endif
1754	else if (scrollbar_below_slider(ev->y))	2119	else if (scrollBar.below_slider (ev.y))
1755	# ifdef RXVT_SCROLL_FULL	2120	# ifdef RXVT_SCROLL_FULL
1756	rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);	2121	scr_page (DN, nrow - 1);
1757	# else	2122	# else
1758	rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);	2123	scr_page (DN, nrow / 4);
1759	# endif	2124	# endif
1760	else	2125	else
1761	scrollbar_setMotion();	2126	scrollBar.state = SB_STATE_MOTION;
1762	} else {	2127	}
1763	rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),	2128	else
1764	(R->TermWin.nrow	2129	{
1765	* scrollbar_position(ev->y)	2130	scr_page ((ev.button == Button1 ? DN : UP),
1766	/ scrollbar_size()));	2131	(nrow
		2132	* scrollBar.position (ev.y)
		2133	/ scrollBar.size ()));
		2134	}
		2135
		2136	break;
		2137	}
		2138	}
		2139
		2140	return;
1767	}	2141	}
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	}	2142	}
1781		2143
1782	/* INTPROTO */
1783	void	2144	void
1784	rxvt_button_release(pR_ XButtonEvent *ev)	2145	rxvt_term::button_release (XButtonEvent &ev)
1785	{	2146	{
1786	int reportmode = 0;	2147	int reportmode = 0;
1787		2148
1788	R->csrO = 0; /* reset csr Offset */	2149	csrO = 0; /* reset csr Offset */
1789	if (!R->bypass_keystate)	2150	if (!bypass_keystate)
1790	reportmode = !!(R->PrivateModes & PrivMode_mouse_report);	2151	reportmode = !! (priv_modes & PrivMode_mouse_report);
1791		2152
1792	if (scrollbar_isUpDn()) {	2153	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	}	2154	{
		2155	scrollBar.state = SB_STATE_IDLE;
		2156	scrollBar.show (0);
		2157	}
		2158
1799	#ifdef SELECTION_SCROLLING	2159	#ifdef SELECTION_SCROLLING
1800	R->pending_scroll_selection=0;	2160	sel_scroll_ev.stop();
1801	#endif	2161	#endif
1802	if (ev->window == R->TermWin.vt)	2162
		2163	if (ev.window == vt)
1803	{	2164	{
1804	#ifdef RXVT_GRAPHICS	2165	if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
1805	if (ev->subwindow != None)	2166	return;
1806	rxvt_Gr_ButtonRelease(ev->x, ev->y);	2167
1807	else	2168	#if ISO_14755
		2169	// 5.4
		2170	if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
		2171	return;
1808	#endif	2172	#endif
1809	{	2173
1810	if (reportmode)	2174	if (reportmode)
1811	{	2175	{
1812	/* mouse report from vt window */	2176	/* mouse report from vt window */
1813	/* don't report release of wheel "buttons" */	2177	/* don't report release of wheel "buttons" */
1814	if (ev->button >= 4)	2178	if (ev.button >= 4)
1815	return;	2179	return;
1816	#ifdef MOUSE_REPORT_DOUBLECLICK	2180	#ifdef MOUSE_REPORT_DOUBLECLICK
1817	/* only report the release of 'slow' single clicks */	2181	/* only report the release of 'slow' single clicks */
1818	if (R->MEvent.button != AnyButton	2182	if (MEvent.button != AnyButton
1819	&& (ev->button != R->MEvent.button	2183	&& (ev.button != MEvent.button
1820	|| (ev->time - R->MEvent.time	2184	|| (ev.time - MEvent.time
1821	> MULTICLICK_TIME / 2)))	2185	> MULTICLICK_TIME / 2)))
1822	{	2186	{
1823	R->MEvent.clicks = 0;	2187	MEvent.clicks = 0;
1824	R->MEvent.button = AnyButton;	2188	MEvent.button = AnyButton;
1825	rxvt_mouse_report(aR_ ev);	2189	mouse_report (ev);
1826	}	2190	}
1827	#else /* MOUSE_REPORT_DOUBLECLICK */	2191	#else /* MOUSE_REPORT_DOUBLECLICK */
1828	R->MEvent.button = AnyButton;	2192	MEvent.button = AnyButton;
1829	rxvt_mouse_report(aR_ ev);	2193	mouse_report (ev);
1830	#endif /* MOUSE_REPORT_DOUBLECLICK */	2194	#endif /* MOUSE_REPORT_DOUBLECLICK */
1831	return;	2195	return;
1832	}	2196	}
		2197
1833	/*	2198	/*
1834	* dumb hack to compensate for the failure of click-and-drag	2199	* dumb hack to compensate for the failure of click-and-drag
1835	* when overriding mouse reporting	2200	* when overriding mouse reporting
1836	*/	2201	*/
1837	if (R->PrivateModes & PrivMode_mouse_report	2202	if (priv_modes & PrivMode_mouse_report
1838	&& R->bypass_keystate	2203	&& bypass_keystate
1839	&& ev->button == Button1 && R->MEvent.clicks <= 1)	2204	&& ev.button == Button1 && MEvent.clicks <= 1)
1840	rxvt_selection_extend(aR_ ev->x, ev->y, 0);	2205	selection_extend (ev.x, ev.y, 0);
1841		2206
1842	switch (ev->button) {	2207	switch (ev.button)
		2208	{
1843	case Button1:	2209	case Button1:
1844	case Button3:	2210	case Button3:
1845	rxvt_selection_make(aR_ ev->time);	2211	selection_make (ev.time);
1846	break;	2212	break;
		2213
1847	case Button2:	2214	case Button2:
1848	rxvt_selection_request(aR_ ev->time, ev->x, ev->y);	2215	if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
1849	break;	2216	selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
		2217	break;
		2218
1850	#ifdef MOUSE_WHEEL	2219	#ifdef MOUSE_WHEEL
1851	case Button4:	2220	case Button4:
1852	case Button5:	2221	case Button5:
1853	{	2222	{
1854	int i, v;	2223	int lines;
		2224	page_dirn dirn;
1855		2225
1856	v = (ev->button == Button4) ? UP : DN;	2226	dirn = ev.button == Button4 ? UP : DN;
		2227
1857	if (ev->state & ShiftMask)	2228	if (ev.state & ShiftMask)
1858	i = 1;	2229	lines = 1;
1859	else if ((R->Options & Opt_mouseWheelScrollPage))	2230	else if (option (Opt_mouseWheelScrollPage))
1860	i = R->TermWin.nrow - 1;	2231	lines = nrow - 1;
1861	else	2232	else
1862	i = 5;	2233	lines = 5;
		2234
1863	# ifdef MOUSE_SLIP_WHEELING	2235	# ifdef MOUSE_SLIP_WHEELING
1864	if (ev->state & ControlMask)	2236	if (ev.state & ControlMask)
1865	{	2237	{
1866	R->mouse_slip_wheel_speed += (v ? -1 : 1);	2238	mouse_slip_wheel_speed += dirn;
1867	R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;	2239	clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
1868	}	2240
		2241	if (!slip_wheel_ev.is_active ())
		2242	slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
		2243	}
		2244	else
1869	# endif	2245	# 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	{	2246	{
1877	rxvt_scr_page(aR_ v, 1);	2247	scr_page (dirn, lines);
1878	rxvt_scr_refresh(aR_ SMOOTH_REFRESH);	2248	scrollBar.show (1);
1879	rxvt_scrollbar_show(aR_ 1);	2249	}
1880	}	2250	}
		2251	break;
1881	# endif	2252	#endif
1882	}
1883	break;
1884	#endif
1885	}
1886	}
1887	}	2253	}
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	}	2254	}
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	}	2255	}
2079	#endif
2080		2256
2081	/*}}} */	2257	/*}}} */
		2258
		2259	void ecb_hot
		2260	rxvt_term::cmd_parse ()
		2261	{
		2262	wchar_t ch = NOCHAR;
		2263	char *seq_begin; // remember start of esc-sequence here
		2264
		2265	for (;;)
		2266	{
		2267	if (ecb_unlikely (ch == NOCHAR))
		2268	{
		2269	seq_begin = cmdbuf_ptr;
		2270	ch = next_char ();
		2271
		2272	if (ch == NOCHAR)
		2273	break;
		2274	}
		2275
		2276	if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
		2277	{
		2278	if (ecb_unlikely (!seen_input))
		2279	{
		2280	seen_input = 1;
		2281	// many badly-written programs (e.g. jed) contain a race condition:
		2282	// they first read the screensize and then install a SIGWINCH handler.
		2283	// some window managers resize the window early, and these programs
		2284	// then sometimes get the size wrong.
		2285	// unfortunately other programs are even more buggy and dislike
		2286	// being sent SIGWINCH, so only do it when we were in fact being
		2287	// resized.
		2288	if (seen_resize && cmd_pid)
		2289	kill (-cmd_pid, SIGWINCH);
		2290	}
		2291
		2292	/* Read a text string from the input buffer */
		2293	wchar_t buf[UBUFSIZ];
		2294	bool refreshnow = false;
		2295	int nlines = 0;
		2296	wchar_t *str = buf;
		2297	wchar_t *eol = str + min (ncol, UBUFSIZ);
		2298
		2299	for (;;)
		2300	{
		2301	if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
		2302	break;
		2303
		2304	*str++ = ch;
		2305
		2306	if (ecb_unlikely (ch == C0_LF || str >= eol))
		2307	{
		2308	if (ch == C0_LF)
		2309	nlines++;
		2310
		2311	refresh_count++;
		2312
		2313	if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
		2314	{
		2315	refresh_count = 0;
		2316
		2317	if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
		2318	{
		2319	refreshnow = true;
		2320	ch = NOCHAR;
		2321	break;
		2322	}
		2323	}
		2324
		2325	// scr_add_lines only works for nlines <= nrow - 1.
		2326	if (nlines >= nrow - 1)
		2327	{
		2328	if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
		2329	&& HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
		2330	scr_add_lines (buf, str - buf, nlines);
		2331
		2332	nlines = 0;
		2333	str = buf;
		2334	eol = str + min (ncol, UBUFSIZ);
		2335	}
		2336
		2337	if (str >= eol)
		2338	{
		2339	if (eol >= buf + UBUFSIZ)
		2340	{
		2341	ch = NOCHAR;
		2342	break;
		2343	}
		2344	else
		2345	eol = min (eol + ncol, buf + UBUFSIZ);
		2346	}
		2347
		2348	}
		2349
		2350	seq_begin = cmdbuf_ptr;
		2351	ch = next_char ();
		2352	}
		2353
		2354	if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
		2355	&& HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
		2356	scr_add_lines (buf, str - buf, nlines);
		2357
		2358	/*
		2359	* If there have been a lot of new lines, then update the screen
		2360	* What the heck we'll cheat and only refresh less than every page-full.
		2361	* if skipScroll is enabled.
		2362	*/
		2363	if (refreshnow)
		2364	{
		2365	scr_refresh ();
		2366	want_refresh = 1;
		2367	}
		2368	}
		2369	else
		2370	{
		2371	try
		2372	{
		2373	process_nonprinting (ch);
		2374	}
		2375	catch (const class out_of_input &o)
		2376	{
		2377	// we ran out of input, retry later
		2378	cmdbuf_ptr = seq_begin;
		2379	break;
		2380	}
		2381
		2382	ch = NOCHAR;
		2383	}
		2384	}
		2385	}
		2386
		2387	// read the next character
		2388	wchar_t ecb_hot
		2389	rxvt_term::next_char () NOTHROW
		2390	{
		2391	while (cmdbuf_ptr < cmdbuf_endp)
		2392	{
		2393	// assume 7-bit to be ascii ALWAYS
		2394	if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
		2395	return *cmdbuf_ptr++;
		2396
		2397	wchar_t wc;
		2398	size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
		2399
		2400	if (len == (size_t)-2)
		2401	{
		2402	// the mbstate stores incomplete sequences. didn't know this :/
		2403	cmdbuf_ptr = cmdbuf_endp;
		2404	break;
		2405	}
		2406
		2407	if (len == (size_t)-1)
		2408	{
		2409	mbstate.reset (); // reset now undefined conversion state
		2410	// a -1 might indicate that a previous incomplete char is invalid (previous return -2)
		2411	// in which case we "erroneously" return the next byte which might be valid.
		2412	return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
		2413	}
		2414
		2415	// assume wchar == unicode
		2416	cmdbuf_ptr += len;
		2417	return wc & UNICODE_MASK;
		2418	}
		2419
		2420	return NOCHAR;
		2421	}
		2422
		2423	// read the next octet
		2424	uint32_t ecb_hot
		2425	rxvt_term::next_octet () NOTHROW
		2426	{
		2427	return cmdbuf_ptr < cmdbuf_endp
		2428	? (unsigned char)*cmdbuf_ptr++
		2429	: NOCHAR;
		2430	}
		2431
		2432	static class out_of_input out_of_input;
		2433
		2434	wchar_t ecb_hot
		2435	rxvt_term::cmd_getc () THROW ((class out_of_input))
		2436	{
		2437	wchar_t c = next_char ();
		2438
		2439	if (c == NOCHAR)
		2440	throw out_of_input;
		2441
		2442	return c;
		2443	}
		2444
		2445	uint32_t ecb_hot
		2446	rxvt_term::cmd_get8 () THROW ((class out_of_input))
		2447	{
		2448	uint32_t c = next_octet ();
		2449
		2450	if (c == NOCHAR)
		2451	throw out_of_input;
		2452
		2453	return c;
		2454	}
2082		2455
2083	/*{{{ print pipe */	2456	/*{{{ print pipe */
2084	/*----------------------------------------------------------------------*/	2457	/*----------------------------------------------------------------------*/
2085	#ifdef PRINTPIPE	2458	#ifdef PRINTPIPE
2086	/* EXTPROTO */	2459	FILE * ecb_cold
2087	FILE *
2088	rxvt_popen_printer(pR)	2460	rxvt_term::popen_printer ()
2089	{	2461	{
2090	FILE *stream = popen(R->rs[Rs_print_pipe], "w");	2462	FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2091		2463
2092	if (stream == NULL)	2464	if (stream == NULL)
2093	rxvt_print_error("can't open printer pipe");	2465	rxvt_warn ("can't open printer pipe, not printing.\n");
		2466
2094	return stream;	2467	return stream;
2095	}	2468	}
2096		2469
2097	/* EXTPROTO */	2470	int ecb_cold
2098	int
2099	rxvt_pclose_printer(FILE *stream)	2471	rxvt_term::pclose_printer (FILE *stream)
2100	{	2472	{
2101	fflush(stream);	2473	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);	2474	return pclose (stream);
2108	# endif
2109	}	2475	}
2110		2476
2111	/*	2477	/*
2112	* simulate attached vt100 printer	2478	* simulate attached vt100 printer
2113	*/	2479	*/
2114	/* INTPROTO */	2480	void ecb_cold
2115	void
2116	rxvt_process_print_pipe(pR)	2481	rxvt_term::process_print_pipe ()
2117	{	2482	{
2118	int done;	2483	FILE *fd = popen_printer ();
2119	FILE *fd;
2120		2484
2121	if ((fd = rxvt_popen_printer(aR)) == NULL)	2485	if (!fd)
2122	return;	2486	return;
2123		2487
2124	/*	2488	/*
2125	* Send all input to the printer until either ESC[4i or ESC[?4i	2489	* Send all input to the printer until either ESC[4i or ESC[?4i
2126	* is received.	2490	* is received.
2127	*/	2491	*/
2128	for (done = 0; !done;) {	2492	for (int done = 0; !done; )
		2493	{
2129	unsigned char buf[8];	2494	unsigned char buf[8];
2130	unsigned char ch;	2495	unicode_t ch;
2131	unsigned int i, len;	2496	unsigned int i, len;
2132		2497
2133	if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) {	2498	if ((ch = cmd_getc ()) != C0_ESC)
		2499	{
2134	if (putc(ch, fd) == EOF)	2500	if (putc (ch, fd) == EOF)
2135	break; /* done = 1 */	2501	break; /* done = 1 */
2136	} else {	2502	}
		2503	else
		2504	{
2137	len = 0;	2505	len = 0;
2138	buf[len++] = ch;	2506	buf[len++] = ch;
2139		2507
2140	if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') {	2508	if ((buf[len++] = cmd_getc ()) == '[')
2141	if ((ch = rxvt_cmd_getc(aR)) == '?') {	2509	{
2142	buf[len++] = '?';	2510	if ((ch = cmd_getc ()) == '?')
2143	ch = rxvt_cmd_getc(aR);	2511	{
2144	}	2512	buf[len++] = '?';
		2513	ch = cmd_getc ();
		2514	}
2145	if ((buf[len++] = ch) == '4') {	2515	if ((buf[len++] = ch) == '4')
		2516	{
2146	if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i')	2517	if ((buf[len++] = cmd_getc ()) == 'i')
2147	break; /* done = 1 */	2518	break; /* done = 1 */
2148	}	2519	}
		2520	}
		2521
		2522	for (i = 0; i < len; i++)
		2523	if (putc (buf[i], fd) == EOF)
		2524	{
		2525	done = 1;
		2526	break;
		2527	}
		2528	}
2149	}	2529	}
2150	for (i = 0; i < len; i++)	2530
2151	if (putc(buf[i], fd) == EOF) {
2152	done = 1;
2153	break;
2154	}
2155	}
2156	}
2157	rxvt_pclose_printer(fd);	2531	pclose_printer (fd);
2158	}	2532	}
2159	#endif /* PRINTPIPE */	2533	#endif /* PRINTPIPE */
2160	/*}}} */	2534	/*}}} */
2161		2535
2162	/* *INDENT-OFF* */
2163	enum {	2536	enum {
2164	C1_40 = 0x40,	2537	C1_40 = 0x40,
2165	C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,	2538	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,	2539	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,	2540	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	2541	C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2169	};	2542	};
2170	/* *INDENT-ON* */
2171		2543
2172	/*{{{ process non-printing single characters */	2544	/*{{{ process non-printing single characters */
2173	/* INTPROTO */	2545	void ecb_hot
2174	void	2546	rxvt_term::process_nonprinting (unicode_t ch)
2175	rxvt_process_nonprinting(pR_ unsigned char ch)
2176	{	2547	{
2177	switch (ch) {	2548	switch (ch)
		2549	{
		2550	case C0_ESC:
		2551	process_escape_seq ();
		2552	break;
2178	case C0_ENQ: /* terminal Status */	2553	case C0_ENQ: /* terminal Status */
2179	if (R->rs[Rs_answerbackstring])	2554	if (rs[Rs_answerbackstring])
2180	R->tt_write(	2555	tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2181	(const unsigned char *)R->rs[Rs_answerbackstring],	2556	else
2182	(unsigned int)STRLEN(R->rs[Rs_answerbackstring]));	2557	tt_write (VT100_ANS, strlen (VT100_ANS));
2183	else	2558	break;
2184	R->tt_write((unsigned char *)VT100_ANS,
2185	(unsigned int)STRLEN(VT100_ANS));
2186	break;
2187	case C0_BEL: /* bell */	2559	case C0_BEL: /* bell */
2188	rxvt_scr_bell(aR);	2560	scr_bell ();
2189	break;	2561	break;
2190	case C0_BS: /* backspace */	2562	case C0_BS: /* backspace */
2191	rxvt_scr_backspace(aR);	2563	scr_backspace ();
2192	break;	2564	break;
2193	case C0_HT: /* tab */	2565	case C0_HT: /* tab */
2194	rxvt_scr_tab(aR_ 1);	2566	scr_tab (1);
2195	break;	2567	break;
2196	case C0_CR: /* carriage return */	2568	case C0_CR: /* carriage return */
2197	rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE);	2569	scr_gotorc (0, 0, R_RELATIVE);
2198	break;	2570	break;
2199	case C0_VT: /* vertical tab, form feed */	2571	case C0_VT: /* vertical tab, form feed */
2200	case C0_FF:	2572	case C0_FF:
2201	case C0_LF: /* line feed */	2573	case C0_LF: /* line feed */
2202	rxvt_scr_index(aR_ UP);	2574	scr_index (UP);
2203	break;	2575	break;
2204	case C0_SO: /* shift out - acs */	2576	case C0_SO: /* shift out - acs */
2205	rxvt_scr_charset_choose(aR_ 1);	2577	scr_charset_choose (1);
2206	break;	2578	break;
2207	case C0_SI: /* shift in - acs */	2579	case C0_SI: /* shift in - acs */
2208	rxvt_scr_charset_choose(aR_ 0);	2580	scr_charset_choose (0);
2209	break;	2581	break;
		2582
		2583	#ifdef EIGHT_BIT_CONTROLS
		2584	// 8-bit controls
		2585	case 0x90: /* DCS */
		2586	process_dcs_seq ();
		2587	break;
		2588	case 0x9b: /* CSI */
		2589	process_csi_seq ();
		2590	break;
		2591	case 0x9d: /* OSC */
		2592	process_osc_seq ();
		2593	break;
		2594	#endif
2210	}	2595	}
2211	}	2596	}
2212	/*}}} */	2597	/*}}} */
2213		2598
2214		2599
2215	/*{{{ process VT52 escape sequences */	2600	/*{{{ process VT52 escape sequences */
2216	/* INTPROTO */	2601	void ecb_cold
2217	void	2602	rxvt_term::process_escape_vt52 (unicode_t ch)
2218	rxvt_process_escape_vt52(pR_ unsigned char ch)
2219	{	2603	{
2220	int row, col;	2604	int row, col;
		2605
		2606	switch (ch)
2221		2607	{
2222	switch (ch) {
2223	case 'A': /* cursor up */	2608	case 'A': /* cursor up */
2224	rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE);	2609	scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2225	break;	2610	break;
2226	case 'B': /* cursor down */	2611	case 'B': /* cursor down */
2227	rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE);	2612	scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2228	break;	2613	break;
2229	case 'C': /* cursor right */	2614	case 'C': /* cursor right */
2230	rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE);	2615	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2231	break;	2616	break;
2232	case 'D': /* cursor left */	2617	case 'D': /* cursor left */
2233	rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE);	2618	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2234	break;	2619	break;
2235	case 'H': /* cursor home */	2620	case 'H': /* cursor home */
2236	rxvt_scr_gotorc(aR_ 0, 0, 0);	2621	scr_gotorc (0, 0, 0);
2237	break;	2622	break;
2238	case 'I': /* cursor up and scroll down if needed */	2623	case 'I': /* cursor up and scroll down if needed */
2239	rxvt_scr_index(aR_ DN);	2624	scr_index (DN);
2240	break;	2625	break;
2241	case 'J': /* erase to end of screen */	2626	case 'J': /* erase to end of screen */
2242	rxvt_scr_erase_screen(aR_ 0);	2627	scr_erase_screen (0);
2243	break;	2628	break;
2244	case 'K': /* erase to end of line */	2629	case 'K': /* erase to end of line */
2245	rxvt_scr_erase_line(aR_ 0);	2630	scr_erase_line (0);
2246	break;	2631	break;
2247	case 'Y': /* move to specified row and col */	2632	case 'Y': /* move to specified row and col */
2248	/* full command is 'ESC Y row col' where row and col	2633	/* full command is 'ESC Y row col' where row and col
2249	* are encoded by adding 32 and sending the ascii	2634	* are encoded by adding 32 and sending the ascii
2250	* character. eg. SPACE = 0, '+' = 13, '0' = 18,	2635	* character. eg. SPACE = 0, '+' = 13, '0' = 18,
2251	* etc. */	2636	* etc. */
2252	row = rxvt_cmd_getc(aR) - ' ';	2637	row = cmd_getc () - ' ';
2253	col = rxvt_cmd_getc(aR) - ' ';	2638	col = cmd_getc () - ' ';
2254	rxvt_scr_gotorc(aR_ row, col, 0);	2639	scr_gotorc (row, col, 0);
2255	break;	2640	break;
2256	case 'Z': /* identify the terminal type */	2641	case 'Z': /* identify the terminal type */
2257	R->tt_printf("\033/Z"); /* I am a VT100 emulating a VT52 */	2642	tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2258	break;	2643	break;
2259	case '<': /* turn off VT52 mode */	2644	case '<': /* turn off VT52 mode */
2260	PrivMode(0, PrivMode_vt52);	2645	priv_modes &= ~PrivMode_vt52;
2261	break;	2646	break;
2262	case 'F': /* use special graphics character set */	2647	case 'F': /* use special graphics character set */
2263	case 'G': /* use regular character set */	2648	case 'G': /* use regular character set */
2264	/* unimplemented */	2649	/* unimplemented */
2265	break;	2650	break;
2266	case '=': /* use alternate keypad mode */	2651	case '=': /* use alternate keypad mode */
2267	case '>': /* use regular keypad mode */	2652	case '>': /* use regular keypad mode */
2268	/* unimplemented */	2653	/* unimplemented */
2269	break;	2654	break;
2270	}	2655	}
2271	}	2656	}
2272	/*}}} */	2657	/*}}} */
2273		2658
2274		2659
2275	/*{{{ process escape sequences */	2660	/*{{{ process escape sequences */
2276	/* INTPROTO */	2661	void ecb_hot
2277	void
2278	rxvt_process_escape_seq(pR)	2662	rxvt_term::process_escape_seq ()
2279	{	2663	{
2280	unsigned char ch = rxvt_cmd_getc(aR);	2664	unicode_t ch = cmd_getc ();
2281		2665
2282	if (R->PrivateModes & PrivMode_vt52) {	2666	if (priv_modes & PrivMode_vt52)
2283	rxvt_process_escape_vt52(aR_ ch);
2284	return;
2285	}
2286		2667	{
		2668	process_escape_vt52 (ch);
		2669	return;
		2670	}
		2671
2287	switch (ch) {	2672	switch (ch)
2288	/* case 1: do_tek_mode (); break; */	2673	{
2289	case '#':	2674	case '#':
2290	if (rxvt_cmd_getc(aR) == '8')	2675	if (cmd_getc () == '8')
2291	rxvt_scr_E(aR);	2676	scr_E ();
2292	break;	2677	break;
2293	case '(':	2678	case '(':
2294	rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR));	2679	scr_charset_set (0, (unsigned int)cmd_getc ());
2295	break;	2680	break;
2296	case ')':	2681	case ')':
2297	rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR));	2682	scr_charset_set (1, (unsigned int)cmd_getc ());
2298	break;	2683	break;
2299	case '*':	2684	case '*':
2300	rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR));	2685	scr_charset_set (2, (unsigned int)cmd_getc ());
2301	break;	2686	break;
2302	case '+':	2687	case '+':
2303	rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR));	2688	scr_charset_set (3, (unsigned int)cmd_getc ());
2304	break;	2689	break;
2305	#ifdef MULTICHAR_SET	2690	#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':	2691	case '6':
2312	rxvt_scr_backindex(aR);	2692	scr_backindex ();
2313	break;	2693	break;
2314	#endif	2694	#endif
2315	case '7':	2695	case '7':
2316	rxvt_scr_cursor(aR_ SAVE);	2696	scr_cursor (SAVE);
2317	break;	2697	break;
2318	case '8':	2698	case '8':
2319	rxvt_scr_cursor(aR_ RESTORE);	2699	scr_cursor (RESTORE);
2320	break;	2700	break;
2321	#ifndef NO_FRILLS	2701	#if !ENABLE_MINIMAL
2322	case '9':	2702	case '9':
2323	rxvt_scr_forwardindex(aR);	2703	scr_forwardindex ();
2324	break;	2704	break;
2325	#endif	2705	#endif
		2706	// DECPAM/DECPNM
2326	case '=':	2707	case '=':
		2708	priv_modes |= PrivMode_aplKP;
		2709	break;
2327	case '>':	2710	case '>':
2328	PrivMode((ch == '='), PrivMode_aplKP);	2711	priv_modes &= ~PrivMode_aplKP;
2329	break;	2712	break;
2330		2713
2331	case C1_40:	2714	case C1_40:
2332	rxvt_cmd_getc(aR);	2715	cmd_getc ();
2333	break;	2716	break;
2334	case C1_44:	2717	case C1_44:
2335	rxvt_scr_index(aR_ UP);	2718	scr_index (UP);
2336	break;	2719	break;
2337		2720
2338	/* 8.3.87: NEXT LINE */	2721	/* 8.3.87: NEXT LINE */
2339	case C1_NEL: /* ESC E */	2722	case C1_NEL: /* ESC E */
2340	{
2341	uint32_t nlcr[] = { '\n', '\r' };
2342	rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2343	}	2723	{
2344	break;	2724	wchar_t nlcr[] = { C0_LF, C0_CR };
		2725	scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
		2726	}
		2727	break;
2345		2728
2346	/* kidnapped escape sequence: Should be 8.3.48 */	2729	/* kidnapped escape sequence: Should be 8.3.48 */
2347	case C1_ESA: /* ESC G */	2730	case C1_ESA: /* ESC G */
2348	rxvt_process_graphics(aR);	2731	// used by original rxvt for rob nations own graphics mode
2349	break;	2732	if (cmd_getc () == 'Q')
		2733	tt_printf ("\033G0\012"); /* query graphics - no graphics */
		2734	break;
2350		2735
2351	/* 8.3.63: CHARACTER TABULATION SET */	2736	/* 8.3.63: CHARACTER TABULATION SET */
2352	case C1_HTS: /* ESC H */	2737	case C1_HTS: /* ESC H */
2353	rxvt_scr_set_tab(aR_ 1);	2738	scr_set_tab (1);
2354	break;	2739	break;
2355		2740
2356	/* 8.3.105: REVERSE LINE FEED */	2741	/* 8.3.105: REVERSE LINE FEED */
2357	case C1_RI: /* ESC M */	2742	case C1_RI: /* ESC M */
2358	rxvt_scr_index(aR_ DN);	2743	scr_index (DN);
2359	break;	2744	break;
2360		2745
2361	/* 8.3.142: SINGLE-SHIFT TWO */	2746	/* 8.3.142: SINGLE-SHIFT TWO */
2362	/*case C1_SS2: scr_single_shift (2); break; */	2747	/* case C1_SS2: break; */
2363		2748
2364	/* 8.3.143: SINGLE-SHIFT THREE */	2749	/* 8.3.143: SINGLE-SHIFT THREE */
2365	/*case C1_SS3: scr_single_shift (3); break; */	2750	/* case C1_SS3: break; */
2366		2751
2367	/* 8.3.27: DEVICE CONTROL STRING */	2752	/* 8.3.27: DEVICE CONTROL STRING */
2368	case C1_DCS: /* ESC P */	2753	case C1_DCS: /* ESC P */
2369	rxvt_process_dcs_seq(aR);	2754	process_dcs_seq ();
2370	break;	2755	break;
2371		2756
2372	/* 8.3.110: SINGLE CHARACTER INTRODUCER */	2757	/* 8.3.110: SINGLE CHARACTER INTRODUCER */
2373	case C1_SCI: /* ESC Z */	2758	case C1_SCI: /* ESC Z */
2374	R->tt_write((const unsigned char *)ESCZ_ANSWER,	2759	tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2375	(unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2376	break; /* steal obsolete ESC [ c */	2760	break; /* steal obsolete ESC [ c */
2377		2761
2378	/* 8.3.16: CONTROL SEQUENCE INTRODUCER */	2762	/* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2379	case C1_CSI: /* ESC [ */	2763	case C1_CSI: /* ESC [ */
2380	rxvt_process_csi_seq(aR);	2764	process_csi_seq ();
2381	break;	2765	break;
2382		2766
2383	/* 8.3.90: OPERATING SYSTEM COMMAND */	2767	/* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2384	case C1_OSC: /* ESC ] */	2768	case C1_OSC: /* ESC ] */
2385	rxvt_process_osc_seq(aR);	2769	process_osc_seq ();
2386	break;	2770	break;
2387		2771
2388	/* 8.3.106: RESET TO INITIAL STATE */	2772	/* 8.3.106: RESET TO INITIAL STATE (RIS) */
2389	case 'c':	2773	case 'c':
2390	rxvt_scr_poweron(aR);	2774	mbstate.reset ();
2391	rxvt_scrollbar_show(aR_ 1);	2775	scr_poweron ();
2392	break;	2776	scrollBar.show (1);
		2777	break;
2393		2778
2394	/* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */	2779	/* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2395	case 'n':	2780	case 'n':
2396	rxvt_scr_charset_choose(aR_ 2);	2781	scr_charset_choose (2);
2397	break;	2782	break;
2398		2783
2399	/* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */	2784	/* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2400	case 'o':	2785	case 'o':
2401	rxvt_scr_charset_choose(aR_ 3);	2786	scr_charset_choose (3);
2402	break;	2787	break;
2403	}	2788	}
2404	}	2789	}
2405	/*}}} */	2790	/*}}} */
2406		2791
2407	/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */	2792	/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2408	/* *INDENT-OFF* */
2409	enum {	2793	enum {
2410	CSI_ICH = 0x40,	2794	CSI_ICH = 0x40,
2411	CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,	2795	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 ,	2796	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,	2797	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,	2798	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,	2799	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,	2800	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 ,	2801	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	2802	CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2419	};	2803	};
2420		2804
2421	#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \	2805	#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2422	(((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \	2806	(((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2423	| ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))	2807	| ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2424	#define get_byte_array_bit(array, bit) \	2808	#define get_byte_array_bit(array, bit) \
2425	(!!((array)[(bit) / 8] & (128 >> ((bit) & 7))))	2809	(!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2426		2810
2427	const unsigned char csi_defaults[] = {	2811	static const unsigned char csi_defaults[] =
		2812	{
2428	make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */	2813	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, */	2814	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, */	2815	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, [, \, ], ^, _, */	2816	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, */	2817	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, */	2818	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, */	2819	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, {, |, }, ~, */	2820	make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2436	};	2821	};
2437	/* *INDENT-ON* */
2438		2822
2439	/* INTPROTO */	2823	void ecb_hot
		2824	rxvt_term::process_csi_seq ()
		2825	{
		2826	unicode_t ch, priv, prev_ch, i;
		2827	unsigned int nargs, p;
		2828	int n, ndef;
		2829	int arg[ESC_ARGS] = { };
		2830
		2831	nargs = 0;
		2832
		2833	priv = 0;
		2834	ch = cmd_getc ();
		2835	if ((ch >= '<' && ch <= '?') || ch == '!')
		2836	{
		2837	/* '<' '=' '>' '?' '!' */
		2838	priv = ch;
		2839	ch = cmd_getc ();
		2840	}
		2841
		2842	prev_ch = 0;
		2843	/* read any numerical arguments */
		2844	for (n = -1; ch < CSI_ICH; )
		2845	{
		2846	if (isdigit (ch))
		2847	{
		2848	if (n < 0)
		2849	n = ch - '0';
		2850	else
		2851	n = n * 10 + ch - '0';
		2852	}
		2853	else if (ch == ';')
		2854	{
		2855	if (nargs < ESC_ARGS)
		2856	arg[nargs++] = n;
		2857	n = -1;
		2858	}
		2859	else if (IS_CONTROL (ch))
		2860	process_nonprinting (ch);
		2861
		2862	prev_ch = ch;
		2863	ch = cmd_getc ();
		2864	}
		2865
		2866	if (ch > CSI_7F)
		2867	return;
		2868
		2869	if (nargs < ESC_ARGS)
		2870	arg[nargs++] = n;
		2871
		2872	i = ch - CSI_ICH;
		2873	ndef = get_byte_array_bit (csi_defaults, i);
		2874	for (p = 0; p < nargs; p++)
		2875	if (arg[p] == -1)
		2876	arg[p] = ndef;
		2877
		2878	/*
		2879	* private mode handling
		2880	*/
		2881	if (priv)
		2882	{
		2883	switch (priv)
		2884	{
		2885	case '>':
		2886	if (ch == CSI_DA) /* secondary device attributes */
		2887	{
		2888	// first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
		2889	// 'U' for rxvt-unicode != 7.[34] (where it was broken).
		2890	//
		2891	// second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
		2892	// and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
		2893	// versions.
		2894	//
		2895	tt_printf ("\033[>%d;95;0c", 'U');
		2896	}
		2897	break;
		2898
		2899	case '?':
		2900	if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
		2901	process_terminal_mode (ch, priv, nargs, arg);
		2902	break;
		2903
		2904	case '!':
		2905	if (ch == CSI_70)
		2906	{
		2907	/* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
		2908	scr_soft_reset ();
		2909
		2910	static const int pm_h[] = { 7, 25 };
		2911	static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
		2912
		2913	process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
		2914	process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
		2915	}
		2916	break;
		2917	}
		2918
		2919	return;
		2920	}
		2921
		2922	switch (ch)
		2923	{
		2924	/*
		2925	* ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
		2926	*/
		2927	#ifdef PRINTPIPE
		2928	case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
		2929	switch (arg[0])
		2930	{
		2931	case 0: /* initiate transfer to primary aux device */
		2932	scr_printscreen (0);
		2933	break;
		2934	case 5: /* start relay to primary aux device */
		2935	process_print_pipe ();
		2936	break;
		2937	}
		2938	break;
		2939	#endif
		2940
		2941	case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
		2942	case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
		2943	arg[0] = -arg[0];
		2944	/* FALLTHROUGH */
		2945	case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
		2946	case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
		2947	scr_gotorc (arg[0], 0, RELATIVE);
		2948	break;
		2949
		2950	case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
		2951	case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
		2952	#ifdef ISO6429
		2953	arg[0] = -arg[0];
		2954	#else /* emulate common DEC VTs */
		2955	arg[0] = arg[0] ? -arg[0] : -1;
		2956	#endif
		2957	/* FALLTHROUGH */
		2958	case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
		2959	case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
		2960	#ifdef ISO6429
		2961	scr_gotorc (0, arg[0], RELATIVE);
		2962	#else /* emulate common DEC VTs */
		2963	scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
		2964	#endif
		2965	break;
		2966
		2967	case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
		2968	arg[0] = -arg[0];
		2969	/* FALLTHROUGH */
		2970	case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
		2971	scr_gotorc (arg[0], 0, R_RELATIVE);
		2972	break;
		2973
		2974	case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
		2975	case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
		2976	scr_gotorc (0, arg[0] - 1, R_RELATIVE);
		2977	break;
		2978
		2979	case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
		2980	scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
		2981	break;
		2982
		2983	case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
		2984	case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
		2985	scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
		2986	break;
		2987
		2988	case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
		2989	arg[0] = -arg[0];
		2990	/* FALLTHROUGH */
		2991	case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
		2992	scr_tab (arg[0]);
		2993	break;
		2994
		2995	case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
		2996	scr_erase_screen (arg[0]);
		2997	break;
		2998
		2999	case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
		3000	scr_erase_line (arg[0]);
		3001	break;
		3002
		3003	case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
		3004	scr_insdel_chars (arg[0], INSERT);
		3005	break;
		3006
		3007	case CSI_IL: /* 8.3.68: (1) INSERT LINE */
		3008	scr_insdel_lines (arg[0], INSERT);
		3009	break;
		3010
		3011	case CSI_DL: /* 8.3.33: (1) DELETE LINE */
		3012	scr_insdel_lines (arg[0], DELETE);
		3013	break;
		3014
		3015	case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
		3016	scr_insdel_chars (arg[0], ERASE);
		3017	break;
		3018
		3019	case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
		3020	scr_insdel_chars (arg[0], DELETE);
		3021	break;
		3022
		3023	case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
		3024	arg[0] = -arg[0];
		3025	/* FALLTHROUGH */
		3026	case CSI_SU: /* 8.3.148: (1) SCROLL UP */
		3027	scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
		3028	break;
		3029
		3030	case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
		3031	tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
		3032	break;
		3033
		3034	case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
		3035	process_sgr_mode (nargs, arg);
		3036	break;
		3037
		3038	case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
		3039	switch (arg[0])
		3040	{
		3041	case 5: /* DSR requested */
		3042	tt_printf ("\033[0n");
		3043	break;
		3044	case 6: /* CPR requested */
		3045	scr_report_position ();
		3046	break;
		3047	case 7: /* unofficial extension */
		3048	if (option (Opt_insecure))
		3049	tt_printf ("%-.250s\012", rs[Rs_display_name]);
		3050	break;
		3051	case 8: /* unofficial extension */
		3052	process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
		3053	break;
		3054	}
		3055	break;
		3056
		3057	case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
		3058	switch (arg[0])
		3059	{
		3060	case 0: /* char tab stop cleared at active position */
		3061	scr_set_tab (0);
		3062	break;
		3063	/* case 1: */ /* line tab stop cleared in active line */
		3064	/* case 2: */ /* char tab stops cleared in active line */
		3065	case 3: /* all char tab stops are cleared */
		3066	/* case 4: */ /* all line tab stops are cleared */
		3067	case 5: /* all tab stops are cleared */
		3068	scr_set_tab (-1);
		3069	break;
		3070	}
		3071	break;
		3072
		3073	case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
		3074	switch (arg[0])
		3075	{
		3076	case 0: /* char tab stop set at active position */
		3077	scr_set_tab (1);
		3078	break; /* = ESC H */
		3079	/* case 1: */ /* line tab stop set at active line */
		3080	case 2: /* char tab stop cleared at active position */
		3081	scr_set_tab (0);
		3082	break; /* = ESC [ 0 g */
		3083	/* case 3: */ /* line tab stop cleared at active line */
		3084	/* case 4: */ /* char tab stops cleared at active line */
		3085	case 5: /* all char tab stops are cleared */
		3086	scr_set_tab (-1);
		3087	break; /* = ESC [ 3 g */
		3088	/* case 6: */ /* all line tab stops are cleared */
		3089	}
		3090	break;
		3091
		3092	case CSI_RM: /* 8.3.107: RESET MODE */
		3093	if (arg[0] == 4)
		3094	scr_insert_mode (0);
		3095	else if (arg[0] == 20)
		3096	priv_modes &= ~PrivMode_LFNL;
		3097	break;
		3098
		3099	case CSI_SM: /* 8.3.126: SET MODE */
		3100	if (arg[0] == 4)
		3101	scr_insert_mode (1);
		3102	else if (arg[0] == 20)
		3103	priv_modes |= PrivMode_LFNL;
		3104	break;
		3105
		3106	case CSI_71: // DESCUSR: set cursor style
		3107	if (prev_ch == ' ')
		3108	set_cursor_style (arg[0]);
		3109	break;
		3110
		3111	/*
		3112	* PRIVATE USE beyond this point. All CSI_7? sequences here
		3113	*/
		3114	case CSI_72: /* DECSTBM: set top and bottom margins */
		3115	if (nargs == 1)
		3116	scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
		3117	else if (nargs == 0 || arg[0] >= arg[1])
		3118	scr_scroll_region (0, MAX_ROWS - 1);
		3119	else
		3120	scr_scroll_region (arg[0] - 1, arg[1] - 1);
		3121	break;
		3122
		3123	case CSI_73:
		3124	scr_cursor (SAVE);
		3125	break;
		3126	case CSI_75:
		3127	scr_cursor (RESTORE);
		3128	break;
		3129
		3130	#if !ENABLE_MINIMAL
		3131	case CSI_74:
		3132	process_window_ops (arg, nargs);
		3133	break;
		3134	#endif
		3135
		3136	case CSI_78: /* DECREQTPARM */
		3137	if (arg[0] == 0 || arg[0] == 1)
		3138	tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
		3139	break;
		3140
		3141	default:
		3142	break;
		3143	}
		3144	}
		3145	/*}}} */
		3146
		3147	#if !ENABLE_MINIMAL
2440	void	3148	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)	3149	rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2733	{	3150	{
2734	int x, y;	3151	int x, y;
2735	#if 0
2736	char *s;
2737	#endif
2738	XWindowAttributes wattr;	3152	XWindowAttributes wattr;
2739	Window wdummy;	3153	Window wdummy;
2740		3154
		3155	dLocal (Display *, dpy);
		3156
2741	if (nargs == 0)	3157	if (nargs == 0)
2742	return;	3158	return;
		3159
2743	switch (args[0]) {	3160	switch (args[0])
		3161	{
2744	/*	3162	/*
2745	* commands	3163	* commands
2746	*/	3164	*/
2747	case 1: /* deiconify window */	3165	case 1: /* deiconify window */
2748	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	3166	XMapWindow (dpy, parent);
2749	break;	3167	break;
2750	case 2: /* iconify window */	3168	case 2: /* iconify window */
2751	XIconifyWindow(R->Xdisplay, R->TermWin.parent[0],	3169	XIconifyWindow (dpy, parent, display->screen);
2752	DefaultScreen(R->Xdisplay));	3170	break;
2753	break;
2754	case 3: /* set position (pixels) */	3171	case 3: /* set position (pixels) */
2755	XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]);	3172	XMoveWindow (dpy, parent, args[1], args[2]);
2756	break;	3173	break;
2757	case 4: /* set size (pixels) */	3174	case 4: /* set size (pixels) */
2758	rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]);	3175	set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2759	break;	3176	break;
2760	case 5: /* raise window */	3177	case 5: /* raise window */
2761	XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]);	3178	XRaiseWindow (dpy, parent);
2762	break;	3179	break;
2763	case 6: /* lower window */	3180	case 6: /* lower window */
2764	XLowerWindow(R->Xdisplay, R->TermWin.parent[0]);	3181	XLowerWindow (dpy, parent);
2765	break;	3182	break;
2766	case 7: /* refresh window */	3183	case 7: /* refresh window */
2767	rxvt_scr_touch(aR_ True);	3184	scr_touch (true);
2768	break;	3185	break;
2769	case 8: /* set size (chars) */	3186	case 8: /* set size (chars) */
2770	rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth),	3187	set_widthheight ((unsigned int) (args[2] * fwidth),
2771	(unsigned int)(args[1] * R->TermWin.fheight));	3188	(unsigned int) (args[1] * fheight));
2772	break;	3189	break;
		3190
		3191	//case 9: NYI, TODO, restore maximized window or maximize window
2773	default:	3192	default:
2774	if (args[0] >= 24) /* set height (chars) */	3193	if (args[0] >= 24) /* set height (chars) */
2775	rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width,	3194	set_widthheight ((unsigned int)vt_width,
2776	(unsigned int)(args[1] * R->TermWin.fheight));	3195	(unsigned int) (args[1] * fheight));
2777	break;	3196	break;
		3197
2778	/*	3198	/*
2779	* reports - some output format copied from XTerm	3199	* reports - some output format copied from XTerm
2780	*/	3200	*/
2781	case 11: /* report window state */	3201	case 11: /* report window state */
2782	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3202	XGetWindowAttributes (dpy, parent, &wattr);
2783	R->tt_printf("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);	3203	tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2784	break;	3204	break;
2785	case 13: /* report window position */	3205	case 13: /* report window position */
2786	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3206	XGetWindowAttributes (dpy, parent, &wattr);
2787	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root,	3207	XTranslateCoordinates (dpy, parent, wattr.root,
2788	-wattr.border_width, -wattr.border_width,	3208	-wattr.border_width, -wattr.border_width,
2789	&x, &y, &wdummy);	3209	&x, &y, &wdummy);
2790	R->tt_printf("\033[3;%d;%dt", x, y);	3210	tt_printf ("\033[3;%d;%dt", x, y);
2791	break;	3211	break;
2792	case 14: /* report window size (pixels) */	3212	case 14: /* report window size (pixels) */
2793	XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);	3213	XGetWindowAttributes (dpy, parent, &wattr);
2794	R->tt_printf("\033[4;%d;%dt", wattr.height, wattr.width);	3214	tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2795	break;	3215	break;
		3216	case 18: /* report text area size (chars) */
		3217	tt_printf ("\033[8;%d;%dt", nrow, ncol);
		3218	break;
2796	case 18: /* report window size (chars) */	3219	case 19: /* report window size (chars) */
2797	R->tt_printf("\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol);	3220	tt_printf ("\033[9;%d;%dt", nrow, ncol);
2798	break;	3221	break;
2799	#if 0 /* XXX: currently disabled due to security concerns */
2800	case 20: /* report icon label */	3222	case 20: /* report icon label */
2801	XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s);	3223	{
2802	R->tt_printf("\033]L%-.200s\234", s ? s : ""); /* 8bit ST */	3224	char *s;
2803	break;	3225	XGetIconName (dpy, parent, &s);
		3226	tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
		3227	XFree (s);
		3228	}
		3229	break;
2804	case 21: /* report window title */	3230	case 21: /* report window title */
2805	XFetchName(R->Xdisplay, R->TermWin.parent[0], &s);	3231	{
2806	R->tt_printf("\033]l%-.200s\234", s ? s : ""); /* 8bit ST */	3232	char *s;
2807	break;	3233	XFetchName (dpy, parent, &s);
2808	#endif	3234	tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
		3235	XFree (s);
		3236	}
		3237	break;
2809	}	3238	}
2810	}	3239	}
2811	#endif	3240	#endif
2812		3241
2813	/*----------------------------------------------------------------------*/	3242	/*----------------------------------------------------------------------*/
2814	/*	3243	/*
2815	* get input up until STRING TERMINATOR (or BEL)	3244	* get input up until STRING TERMINATOR (or BEL)
2816	* ends_how is terminator used. returned input must be free()d	3245	* ends_how is terminator used. returned input must be free()'d
2817	*/	3246	*/
2818	/* INTPROTO */	3247	char *
2819	unsigned char *	3248	rxvt_term::get_to_st (unicode_t &ends_how)
2820	rxvt_get_to_st(pR_ unsigned char *ends_how)
2821	{	3249	{
2822	int seen_esc = 0; /* seen escape? */	3250	unicode_t ch;
		3251	bool seen_esc = false;
2823	unsigned int n = 0;	3252	unsigned int n = 0;
2824	unsigned char *s;	3253	wchar_t string[CBUFSIZ];
2825	unsigned char ch, string[STRING_MAX];
2826		3254
2827	for (; (ch = rxvt_cmd_getc(aR));) {	3255	while ((ch = cmd_getc ()) != NOCHAR)
2828	if (ch == C0_BEL	3256	{
2829	|| ch == CHAR_ST	3257	if (seen_esc)
2830	|| (ch == 0x5c && seen_esc)) /* 7bit ST */	3258	{
		3259	if (ch == 0x5c) /* 7bit ST */
		3260	break;
		3261	else
		3262	return NULL;
		3263	}
		3264	else if (ch == C0_ESC)
		3265	{
		3266	seen_esc = true;
		3267	continue;
		3268	}
		3269	else if (ch == C0_BEL || ch == CHAR_ST)
2831	break;	3270	break;
2832	if (ch == C0_ESC) {	3271	else if (ch == C0_SYN)
2833	seen_esc = 1;	3272	ch = cmd_get8 ();
2834	continue;	3273	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 */	3274	return NULL; /* other control character - exit */
		3275
		3276	seen_esc = false;
		3277
2839	if (n < sizeof(string) - 1)	3278	if (n >= sizeof (string) - 1)
		3279	// stop at some sane length
		3280	return NULL;
		3281
2840	string[n++] = ch;	3282	string[n++] = ch;
2841	seen_esc = 0;
2842	}	3283	}
		3284
2843	string[n++] = '\0';	3285	string[n++] = '\0';
2844	if ((s = (unsigned char *)rxvt_malloc(n)) == NULL)	3286
2845	return NULL;
2846	*ends_how = (ch == 0x5c ? C0_ESC : ch);	3287	ends_how = (ch == 0x5c ? C0_ESC : ch);
2847	STRNCPY(s, string, n);	3288
2848	return s;	3289	return rxvt_wcstombs (string);
2849	}	3290	}
2850		3291
2851	/*----------------------------------------------------------------------*/	3292	/*----------------------------------------------------------------------*/
2852	/*	3293	/*
2853	* process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'	3294	* process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2854	*/	3295	*/
2855	/* INTPROTO */
2856	void	3296	void
2857	rxvt_process_dcs_seq(pR)	3297	rxvt_term::process_dcs_seq ()
2858	{	3298	{
2859	unsigned char eh, *s;	3299	/*
2860	/*
2861	* Not handled yet	3300	* Not handled yet
2862	*/	3301	*/
2863	s = rxvt_get_to_st(aR_ &eh);	3302
		3303	unicode_t eh;
		3304	char *s = get_to_st (eh);
2864	if (s)	3305	if (s)
2865	free(s);	3306	free (s);
		3307
2866	return;	3308	return;
2867	}	3309	}
2868		3310
2869	/*----------------------------------------------------------------------*/	3311	/*----------------------------------------------------------------------*/
2870	/*	3312	/*
2871	* process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'	3313	* process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2872	*/	3314	*/
2873	/* INTPROTO */
2874	void	3315	void
2875	rxvt_process_osc_seq(pR)	3316	rxvt_term::process_osc_seq ()
2876	{	3317	{
2877	unsigned char ch, eh, *s;	3318	int arg;
2878	int arg;
2879		3319
2880	ch = rxvt_cmd_getc(aR);	3320	unicode_t ch = cmd_getc ();
2881	for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))	3321	for (arg = 0; isdigit (ch); ch = cmd_getc ())
2882	arg = arg * 10 + (ch - '0');	3322	arg = arg * 10 + (ch - '0');
2883		3323
2884	if (ch == ';') {	3324	if (ch == ';')
2885	s = rxvt_get_to_st(aR_ &eh);	3325	{
2886	if (s) {	3326	unicode_t eh;
2887	/*	3327	char *s = get_to_st (eh);
2888	* rxvt_menubar_dispatch() violates the constness of the string,	3328
2889	* so do it here	3329	if (s)
2890	*/	3330	{
2891	if (arg == XTerm_Menu)	3331	process_xterm_seq (arg, s, eh);
2892	#if 0 /* XXX: currently disabled due to security concerns */	3332	free (s);
2893	rxvt_menubar_dispatch(aR_ (char *)s);	3333	}
2894	#else	3334	}
2895	0;	3335	}
2896	#endif	3336
		3337	void
		3338	rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
		3339	{
		3340	if (str[0] == '?' && !str[1])
		3341	{
		3342	rgba c;
		3343	pix_colors_focused[color].get (c);
		3344
		3345	#if XFT
		3346	if (c.a != rgba::MAX_CC)
		3347	tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.a, c.r, c.g, c.b, resp);
2897	else	3348	else
2898	rxvt_xterm_seq(aR_ arg, (char *)s, eh);	3349	#endif
2899	free(s);	3350	tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2900	}
2901	}	3351	}
		3352	else
		3353	set_window_color (color, str);
2902	}	3354	}
		3355
2903	/*	3356	/*
2904	* XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)	3357	* 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	*/	3358	*/
2924	/* EXTPROTO */
2925	void	3359	void
2926	rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused)))	3360	rxvt_term::process_xterm_seq (int op, char *str, char resp)
2927	{	3361	{
2928	int changed = 0;	3362	int color;
2929	int color;
2930	char *buf, *name;	3363	char *buf, *name;
		3364	bool query = str[0] == '?' && !str[1];
		3365	int saveop = op;
2931		3366
		3367	dLocal (Display *, dpy);
		3368
2932	assert(str != NULL);	3369	assert (str != NULL);
		3370
		3371	if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
		3372	return;
		3373
2933	switch (op) {	3374	switch (op)
		3375	{
2934	case XTerm_name:	3376	case XTerm_name:
2935	rxvt_set_title(aR_ str);	3377	set_title (str);
2936	/* FALLTHROUGH */	3378	/* FALLTHROUGH */
2937	case XTerm_iconName:	3379	case XTerm_iconName:
2938	rxvt_set_iconName(aR_ str);	3380	set_icon_name (str);
2939	break;	3381	break;
2940	case XTerm_title:	3382	case XTerm_title:
2941	rxvt_set_title(aR_ str);	3383	set_title (str);
2942	break;	3384	break;
		3385	case XTerm_property:
		3386	if (str[0] == '?')
		3387	{
		3388	Atom prop = display->atom (str + 1);
		3389	Atom actual_type;
		3390	int actual_format;
		3391	unsigned long nitems;
		3392	unsigned long bytes_after;
		3393	unsigned char *value = 0;
		3394	const char *str = "";
		3395
		3396	if (prop
		3397	&& XGetWindowProperty (dpy, parent,
		3398	prop, 0, 1<<16, 0, AnyPropertyType,
		3399	&actual_type, &actual_format,
		3400	&nitems, &bytes_after, &value) == Success
		3401	&& actual_type != None
		3402	&& actual_format == 8)
		3403	str = (const char *)(value);
		3404
		3405	tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
		3406
		3407	XFree (value);
		3408	}
		3409	else
		3410	{
		3411	char *eq = strchr (str, '=');
		3412
		3413	if (eq)
		3414	{
		3415	*eq = 0;
		3416	set_utf8_property (display->atom (str), eq + 1);
		3417	}
		3418	else
		3419	XDeleteProperty (dpy, parent,
		3420	display->atom (str));
		3421	}
		3422	break;
		3423
2943	case XTerm_Color:	3424	case XTerm_Color:
2944	for (buf = (char *)str; buf && *buf;) {	3425	for (buf = (char *)str; buf && *buf;)
		3426	{
2945	if ((name = STRCHR(buf, ';')) == NULL)	3427	if ((name = strchr (buf, ';')) == NULL)
2946	break;	3428	break;
		3429
2947	*name++ = '\0';	3430	*name++ = '\0';
2948	color = atoi(buf);	3431	color = atoi (buf) + minCOLOR;
2949	if (color < 0 || color >= TOTAL_COLORS)	3432
2950	break;	3433	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
		3434	break;
		3435
2951	if ((buf = STRCHR(name, ';')) != NULL)	3436	if ((buf = strchr (name, ';')) != NULL)
2952	*buf++ = '\0';	3437	*buf++ = '\0';
2953	rxvt_set_window_color(aR_ color + minCOLOR, name);	3438
2954	}	3439	process_color_seq (op, color, name, resp);
2955	break;	3440	}
		3441	break;
		3442	case Rxvt_restoreFG:
		3443	case XTerm_Color00:
		3444	process_color_seq (op, Color_fg, str, resp);
		3445	break;
		3446	case Rxvt_restoreBG:
		3447	case XTerm_Color01:
		3448	process_color_seq (op, Color_bg, str, resp);
		3449	break;
2956	#ifndef NO_CURSORCOLOR	3450	#ifndef NO_CURSORCOLOR
2957	case XTerm_Color_cursor:	3451	case XTerm_Color_cursor:
2958	rxvt_set_window_color(aR_ Color_cursor, str);	3452	process_color_seq (op, Color_cursor, str, resp);
2959	break;	3453	break;
2960	#endif	3454	#endif
2961	case XTerm_Color_pointer:	3455	case XTerm_Color_pointer_fg:
2962	rxvt_set_window_color(aR_ Color_pointer, str);	3456	process_color_seq (op, Color_pointer_fg, str, resp);
2963	break;	3457	break;
		3458	case XTerm_Color_pointer_bg:
		3459	process_color_seq (op, Color_pointer_bg, str, resp);
		3460	break;
		3461	#ifdef OPTION_HC
		3462	case XTerm_Color_HC:
		3463	process_color_seq (op, Color_HC, str, resp);
		3464	break;
		3465	case XTerm_Color_HTC:
		3466	process_color_seq (op, Color_HTC, str, resp);
		3467	break;
		3468	#endif
2964	#ifndef NO_BOLD_UNDERLINE_REVERSE	3469	#ifndef NO_BOLD_UNDERLINE_REVERSE
2965	case XTerm_Color_BD:	3470	case URxvt_Color_BD:
2966	rxvt_set_window_color(aR_ Color_BD, str);	3471	process_color_seq (op, Color_BD, str, resp);
2967	break;	3472	break;
2968	case XTerm_Color_UL:	3473	case URxvt_Color_UL:
2969	rxvt_set_window_color(aR_ Color_UL, str);	3474	process_color_seq (op, Color_UL, str, resp);
2970	break;	3475	break;
2971	case XTerm_Color_RV:	3476	case URxvt_Color_IT:
2972	rxvt_set_window_color(aR_ Color_RV, str);	3477	process_color_seq (op, Color_IT, str, resp);
2973	break;	3478	break;
2974	#endif	3479	#endif
		3480	case URxvt_Color_border:
		3481	process_color_seq (op, Color_border, str, resp);
		3482	break;
2975		3483
2976	case XTerm_Menu:	3484	#if BG_IMAGE_FROM_ROOT
		3485	case URxvt_Color_tint:
		3486	process_color_seq (op, Color_tint, str, resp);
2977	/*	3487	{
2978	* rxvt_menubar_dispatch() violates the constness of the string,	3488	bool changed = false;
2979	* so DON'T do it here	3489
		3490	if (ISSET_PIXCOLOR (Color_tint))
		3491	changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
		3492
		3493	if (changed)
		3494	update_background ();
		3495	}
		3496
		3497	break;
		3498	#endif
		3499
		3500	#if BG_IMAGE_FROM_FILE
		3501	case Rxvt_Pixmap:
		3502	if (!strcmp (str, "?"))
2980	*/	3503	{
2981	break;	3504	char str[256];
2982	case XTerm_Pixmap:	3505	int h_scale = fimage.h_scale;
2983	if (*str != ';') {	3506	int v_scale = fimage.v_scale;
2984	#if XPM_BACKGROUND	3507	int h_align = fimage.h_align;
2985	rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */	3508	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		3509
3004	case XTerm_restoreFG:	3510	sprintf (str, "[%dx%d+%d+%d]",
3005	rxvt_set_window_color(aR_ Color_fg, str);	3511	h_scale, v_scale,
3006	break;	3512	h_align, v_align);
3007	case XTerm_restoreBG:	3513	process_xterm_seq (XTerm_title, str, CHAR_ST);
3008	rxvt_set_window_color(aR_ Color_bg, str);	3514	}
3009	break;	3515	else
		3516	{
		3517	bool changed = false;
		3518
		3519	if (*str != ';')
		3520	{
		3521	try
		3522	{
		3523	fimage.set_file_geometry (this, str);
		3524	changed = true;
		3525	}
		3526	catch (const class rxvt_failure_exception &e)
		3527	{
		3528	}
		3529	}
		3530	else
		3531	{
		3532	str++;
		3533	if (fimage.set_geometry (str, true))
		3534	changed = true;
		3535	}
		3536
		3537	if (changed)
		3538	{
		3539	if (bg_window_position_sensitive ())
		3540	{
		3541	int x, y;
		3542	get_window_origin (x, y);
		3543	parent_x = x;
		3544	parent_y = y;
		3545	}
		3546	update_background ();
		3547	}
		3548	}
		3549	break;
		3550	#endif
		3551
3010	case XTerm_logfile:	3552	case XTerm_logfile:
3011	break;	3553	// TODO, when secure mode?
3012	case XTerm_font:	3554	break;
3013	rxvt_change_font(aR_ 0, str);	3555
3014	break;
3015	#if 0	3556	#if 0
3016	case XTerm_dumpscreen: /* no error notices */	3557	case Rxvt_dumpscreen: /* no error notices */
3017	{	3558	{
3018	int fd;	3559	int fd;
3019	if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) {	3560	if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3020	rxvt_scr_dump(aR_ fd);	3561	{
3021	close(fd);	3562	scr_dump (fd);
3022	}	3563	close (fd);
3023	}	3564	}
3024	break;	3565	}
		3566	break;
		3567	#endif
		3568	case XTerm_font:
		3569	op = URxvt_font;
		3570	case URxvt_font:
		3571	#if ENABLE_STYLES
		3572	case URxvt_boldFont:
		3573	case URxvt_italicFont:
		3574	case URxvt_boldItalicFont:
		3575	#endif
		3576	if (query)
		3577	tt_printf ("\33]%d;%-.250s%c", saveop,
		3578	option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
		3579	? fontset[op - URxvt_font]->fontdesc : "",
		3580	resp);
		3581	else
		3582	{
		3583	const char *&res = rs[Rs_font + (op - URxvt_font)];
		3584
		3585	res = strdup (str);
		3586	allocated.push_back ((void *)res);
		3587	set_fonts ();
		3588	}
		3589	break;
		3590
		3591	case URxvt_version:
		3592	if (query)
		3593	tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
		3594	op,
		3595	rs[Rs_name], VERSION[0], VERSION[2],
		3596	resp);
		3597	break;
		3598
		3599	#if !ENABLE_MINIMAL
		3600	case URxvt_locale:
		3601	if (query)
		3602	tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
		3603	else
		3604	{
		3605	set_locale (str);
		3606	pty->set_utf8_mode (enc_utf8);
		3607	init_xlocale ();
		3608	}
		3609	break;
		3610
		3611	case URxvt_view_up:
		3612	case URxvt_view_down:
		3613	{
		3614	int lines = atoi (str);
		3615
		3616	if (lines)
		3617	scr_page (op == URxvt_view_up ? UP : DN, lines);
		3618	else
		3619	scr_erase_savelines ();
		3620	}
		3621
		3622	break;
		3623	#endif
		3624
		3625	#if ENABLE_PERL
		3626	case URxvt_perl:
		3627	HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
		3628	break;
3025	#endif	3629	#endif
3026	}	3630	}
3027	}	3631	}
3028	/*----------------------------------------------------------------------*/	3632	/*----------------------------------------------------------------------*/
3029		3633
…		…
3035	* 's' = save	3639	* 's' = save
3036	* 'r' = restore	3640	* 'r' = restore
3037	* 't' = toggle	3641	* 't' = toggle
3038	* so no need for fancy checking	3642	* so no need for fancy checking
3039	*/	3643	*/
3040	/* INTPROTO */	3644	int ecb_cold
3041	int
3042	rxvt_privcases(pR_ int mode, unsigned long bit)	3645	rxvt_term::privcases (int mode, unsigned long bit)
3043	{	3646	{
3044	int state;	3647	int state;
3045		3648
3046	if (mode == 's') {	3649	if (mode == 's')
3047	R->SavedModes |= (R->PrivateModes & bit);	3650	{
3048	return -1;	3651	if (priv_modes & bit)
		3652	SavedModes |= bit;
3049	} else {	3653	else
		3654	SavedModes &= ~bit;
		3655	return -1;
		3656	}
		3657	else
		3658	{
3050	if (mode == 'r')	3659	if (mode == 'r')
3051	state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */	3660	state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3052	else	3661	else
3053	state = (mode == 't') ? !(R->PrivateModes & bit) : mode;	3662	state = (mode == 't') ? ! (priv_modes & bit) : mode;
3054	PrivMode(state, bit);	3663
		3664	if (state)
		3665	priv_modes |= bit;
		3666	else
		3667	priv_modes &= ~bit;
3055	}	3668	}
		3669
3056	return state;	3670	return state;
3057	}	3671	}
3058		3672
3059	/* we're not using priv _yet_ */	3673	/* we're not using priv _yet_ */
3060	/* INTPROTO */
3061	void	3674	void
3062	rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg)	3675	rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3063	{	3676	{
3064	unsigned int i, j;	3677	unsigned int i, j;
3065	int state;	3678	int state;
		3679
3066	static const struct {	3680	static const struct
		3681	{
3067	const int argval;	3682	const int argval;
3068	const unsigned long bit;	3683	const unsigned long bit;
3069	} argtopriv[] = {	3684	} argtopriv[] = {
3070	{ 1, PrivMode_aplCUR },	3685	{ 1, PrivMode_aplCUR }, // DECCKM
3071	{ 2, PrivMode_vt52 },	3686	{ 2, PrivMode_vt52 }, // DECANM
3072	{ 3, PrivMode_132 },	3687	{ 3, PrivMode_132 }, // DECCOLM
3073	{ 4, PrivMode_smoothScroll },	3688	{ 4, PrivMode_smoothScroll }, // DECSCLM
3074	{ 5, PrivMode_rVideo },	3689	{ 5, PrivMode_rVideo }, // DECSCNM
3075	{ 6, PrivMode_relOrigin },	3690	{ 6, PrivMode_relOrigin }, // DECOM
3076	{ 7, PrivMode_Autowrap },	3691	{ 7, PrivMode_Autowrap }, // DECAWM
3077	{ 9, PrivMode_MouseX10 },	3692	// 8, auto-repeat keys // DECARM
3078	#ifdef menuBar_esc	3693	{ 9, PrivMode_MouseX10 },
3079	{ menuBar_esc, PrivMode_menuBar },	3694	// 18 end FF to printer after print screen
3080	#endif	3695	// 19 Print screen prints full screen/scroll region
		3696	{ 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3081	#ifdef scrollBar_esc	3697	#ifdef scrollBar_esc
3082	{ scrollBar_esc, PrivMode_scrollBar },	3698	{ scrollBar_esc, PrivMode_scrollBar },
3083	#endif	3699	#endif
3084	{ 25, PrivMode_VisibleCursor },	3700	{ 35, PrivMode_ShiftKeys }, // rxvt extension
3085	{ 35, PrivMode_ShiftKeys },	3701	// 38, tektronix mode // DECTEK
3086	{ 40, PrivMode_132OK },	3702	{ 40, PrivMode_132OK },
3087	{ 47, PrivMode_Screen },	3703	// 41 xterm more fixes NYI
3088	{ 66, PrivMode_aplKP },	3704	// 45 margin bell NYI
		3705	// 46 start logging
		3706	{ 47, PrivMode_Screen },
		3707	{ 66, PrivMode_aplKP }, // DECNKM
3089	#ifndef NO_BACKSPACE_KEY	3708	#ifndef NO_BACKSPACE_KEY
3090	{ 67, PrivMode_BackSpace },	3709	{ 67, PrivMode_BackSpace }, // DECBKM
3091	#endif	3710	#endif
3092	{ 1000, PrivMode_MouseX11 },	3711	{ 1000, PrivMode_MouseX11 },
3093	{ 1010, PrivMode_TtyOutputInh },	3712	{ 1002, PrivMode_MouseBtnEvent },
3094	{ 1011, PrivMode_Keypress },	3713	{ 1003, PrivMode_MouseAnyEvent },
3095	{ 1047, PrivMode_Screen },	3714	#if ENABLE_FRILLS
3096	};	3715	{ 1005, PrivMode_ExtModeMouse },
		3716	#endif
		3717	{ 1010, PrivMode_TtyOutputInh }, // rxvt extension
		3718	{ 1011, PrivMode_Keypress }, // rxvt extension
		3719	#if ENABLE_FRILLS
		3720	{ 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
		3721	#endif
		3722	// 1035 enable modifiers for alt, numlock NYI
		3723	// 1036 send ESC for meta keys NYI
		3724	// 1037 send DEL for keypad delete NYI
		3725	{ 1047, PrivMode_Screen },
		3726	// 1048 save and restore cursor, implemented in code
		3727	{ 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
		3728	// 1051, 1052, 1060, 1061 keyboard emulation NYI
		3729	{ 2004, PrivMode_BracketPaste },
		3730	};
3097		3731
3098	if (nargs == 0)	3732	if (nargs == 0)
3099	return;	3733	return;
3100		3734
3101	/* make lo/hi boolean */	3735	/* make lo/hi boolean */
3102	if (mode == 'l')	3736	if (mode == 'l')
3103	mode = 0; /* reset */	3737	mode = 0; /* reset */
3104	else if (mode == 'h')	3738	else if (mode == 'h')
3105	mode = 1; /* set */	3739	mode = 1; /* set */
3106		3740
3107	for (i = 0; i < nargs; i++) {	3741	for (i = 0; i < nargs; i++)
		3742	{
3108	state = -1;	3743	state = -1;
3109		3744
3110	/* basic handling */	3745	/* basic handling */
3111	for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++)	3746	for (j = 0; j < ecb_array_length (argtopriv); j++)
3112	if (argtopriv[j].argval == arg[i]) {	3747	if (argtopriv[j].argval == arg[i])
		3748	{
3113	state = rxvt_privcases(aR_ mode, argtopriv[j].bit);	3749	state = privcases (mode, argtopriv[j].bit);
3114	break;	3750	break;
3115	}	3751	}
3116		3752
3117	/* extra handling for values with state unkept */	3753	/* extra handling for values with state unkept */
3118	if (state == -1)
3119	switch (arg[i]) {	3754	switch (arg[i])
		3755	{
		3756	#if ENABLE_STYLES
		3757	case 1021:
		3758	set_option (Opt_intensityStyles, mode);
		3759
		3760	scr_touch (true);
		3761	break;
		3762	#endif
3120	case 1048: /* alternative cursor save */	3763	case 1048: /* alternative cursor save */
3121	if (mode == 0)	3764	if (option (Opt_secondaryScreen))
3122	rxvt_scr_cursor(aR_ RESTORE);	3765	if (mode == 0)
3123	else if (mode == 1)	3766	scr_cursor (RESTORE);
3124	rxvt_scr_cursor(aR_ SAVE);	3767	else if (mode == 1)
3125	/* FALLTHROUGH */	3768	scr_cursor (SAVE);
3126	default:	3769	break;
3127	continue; /* for(;i;) */	3770	}
3128	}
3129		3771
		3772	if (state >= 0)
3130	/* extra handling for values with valid 0 or 1 state */	3773	/* extra handling for values with valid 0 or 1 state */
3131	switch (arg[i]) {	3774	switch (arg[i])
		3775	{
3132	/* case 1: - application cursor keys */	3776	/* case 1: - application cursor keys */
3133	case 2: /* VT52 mode */	3777	case 2: /* VT52 mode */
3134	/* oddball mode. should be set regardless of set/reset	3778	/* oddball mode. should be set regardless of set/reset
3135	* parameter. Return from VT52 mode with an ESC < from	3779	* parameter. Return from VT52 mode with an ESC < from
3136	* within VT52 mode	3780	* within VT52 mode
3137	*/	3781	*/
3138	PrivMode(1, PrivMode_vt52);	3782	priv_modes |= PrivMode_vt52;
3139	break;	3783	break;
3140	case 3: /* 80/132 */	3784	case 3: /* 80/132 */
3141	if (R->PrivateModes & PrivMode_132OK)	3785	if (priv_modes & PrivMode_132OK)
3142	rxvt_set_widthheight(aR_	3786	set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3143	(unsigned int)((state ? 132 : 80) * R->TermWin.fwidth),	3787	break;
3144	(unsigned int)R->TermWin.height);
3145	break;
3146	case 4: /* smooth scrolling */	3788	case 4: /* smooth scrolling */
3147	if (state)	3789	set_option (Opt_jumpScroll, !state);
3148	R->Options &= ~Opt_jumpScroll;	3790	break;
3149	else
3150	R->Options |= Opt_jumpScroll;
3151	break;
3152	case 5: /* reverse video */	3791	case 5: /* reverse video */
3153	rxvt_scr_rvideo_mode(aR_ state);	3792	scr_rvideo_mode (state);
3154	break;	3793	break;
3155	case 6: /* relative/absolute origins */	3794	case 6: /* relative/absolute origins */
3156	rxvt_scr_relative_origin(aR_ state);	3795	scr_relative_origin (state);
3157	break;	3796	break;
3158	case 7: /* autowrap */	3797	case 7: /* autowrap */
3159	rxvt_scr_autowrap(aR_ state);	3798	scr_autowrap (state);
3160	break;	3799	break;
3161	/* case 8: - auto repeat, can't do on a per window basis */	3800	/* case 8: - auto repeat, can't do on a per window basis */
3162	case 9: /* X10 mouse reporting */	3801	case 9: /* X10 mouse reporting */
3163	if (state) /* orthogonal */	3802	if (state) /* orthogonal */
3164	R->PrivateModes &= ~(PrivMode_MouseX11);	3803	priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3165	break;	3804	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	3805	#ifdef scrollBar_esc
3174	case scrollBar_esc:	3806	case scrollBar_esc:
3175	if (rxvt_scrollbar_mapping(aR_ state)) {	3807	scrollBar.map (state);
3176	rxvt_resize_all_windows(aR_ 0, 0, 0);	3808	resize_all_windows (0, 0, 0);
3177	rxvt_scr_touch(aR_ True);	3809	scr_touch (true);
3178	}	3810	break;
3179	break;
3180	#endif	3811	#endif
3181	case 25: /* visible/invisible cursor */	3812	case 25: /* visible/invisible cursor */
3182	rxvt_scr_cursor_visible(aR_ state);	3813	scr_cursor_visible (state);
3183	break;	3814	break;
3184	/* case 35: - shift keys */	3815	/* case 35: - shift keys */
3185	/* case 40: - 80 <--> 132 mode */	3816	/* case 40: - 80 <--> 132 mode */
3186	case 47: /* secondary screen */	3817	case 47: /* secondary screen */
3187	rxvt_scr_change_screen(aR_ state);	3818	scr_change_screen (state);
3188	break;	3819	break;
3189	/* case 66: - application key pad */	3820	/* case 66: - application key pad */
3190	/* case 67: - backspace key */	3821	/* case 67: - backspace key */
3191	case 1000: /* X11 mouse reporting */	3822	case 1000: /* X11 mouse reporting */
3192	if (state) /* orthogonal */	3823	if (state) /* orthogonal */
3193	R->PrivateModes &= ~(PrivMode_MouseX10);	3824	priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3194	break;	3825	break;
3195	#if 0	3826	case 1002:
3196	case 1001:	3827	case 1003:
3197	break; /* X11 mouse highlighting */	3828	if (state)
3198	#endif	3829	{
		3830	priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
		3831	priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
		3832	mouse_row = mouse_col = 0;
		3833	vt_emask_mouse = PointerMotionMask;
		3834	}
		3835	else
		3836	vt_emask_mouse = NoEventMask;
		3837
		3838	vt_select_input ();
		3839	break;
3199	case 1010: /* scroll to bottom on TTY output inhibit */	3840	case 1010: /* scroll to bottom on TTY output inhibit */
3200	if (state)	3841	set_option (Opt_scrollTtyOutput, !state);
3201	R->Options &= ~Opt_scrollTtyOutput;	3842	break;
3202	else
3203	R->Options |= Opt_scrollTtyOutput;
3204	break;
3205	case 1011: /* scroll to bottom on key press */	3843	case 1011: /* scroll to bottom on key press */
3206	if (state)	3844	set_option (Opt_scrollTtyKeypress, state);
3207	R->Options |= Opt_scrollTtyKeypress;	3845	break;
3208	else
3209	R->Options &= ~Opt_scrollTtyKeypress;
3210	break;
3211	case 1047: /* secondary screen w/ clearing */	3846	case 1047: /* secondary screen w/ clearing last */
3212	if (R->current_screen != PRIMARY)	3847	if (option (Opt_secondaryScreen))
3213	rxvt_scr_erase_screen(aR_ 2);	3848	if (!state)
3214	rxvt_scr_change_screen(aR_ state);	3849	scr_erase_screen (2);
3215	/* FALLTHROUGH */	3850
3216	default:	3851	scr_change_screen (state);
3217	break;	3852	break;
3218	}	3853	case 1049: /* secondary screen w/ clearing first */
		3854	if (option (Opt_secondaryScreen))
		3855	if (state)
		3856	scr_cursor (SAVE);
		3857
		3858	scr_change_screen (state);
		3859
		3860	if (option (Opt_secondaryScreen))
		3861	if (state)
		3862	scr_erase_screen (2);
		3863	else
		3864	scr_cursor (RESTORE);
		3865	break;
		3866	default:
		3867	break;
		3868	}
3219	}	3869	}
3220	}	3870	}
3221	/*}}} */	3871	/*}}} */
3222		3872
3223	/*{{{ process sgr sequences */	3873	/*{{{ process sgr sequences */
3224	/* INTPROTO */	3874	void ecb_hot
		3875	rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
		3876	{
		3877	unsigned int i;
		3878	short rendset;
		3879	int rendstyle;
		3880
		3881	if (nargs == 0)
		3882	{
		3883	scr_rendition (0, ~RS_None);
		3884	return;
		3885	}
		3886
		3887	for (i = 0; i < nargs; i++)
		3888	{
		3889	rendset = -1;
		3890	switch (arg[i])
		3891	{
		3892	case 0:
		3893	rendset = 0, rendstyle = ~RS_None;
		3894	break;
		3895	case 1:
		3896	rendset = 1, rendstyle = RS_Bold;
		3897	break;
		3898	//case 2: // low intensity
		3899	case 3:
		3900	rendset = 1, rendstyle = RS_Italic;
		3901	break;
		3902	case 4:
		3903	rendset = 1, rendstyle = RS_Uline;
		3904	break;
		3905	case 5: // slowly blinking
		3906	case 6: // rapidly blinking
		3907	rendset = 1, rendstyle = RS_Blink;
		3908	break;
		3909	//case 6: // scoansi light background
		3910	case 7:
		3911	rendset = 1, rendstyle = RS_RVid;
		3912	break;
		3913	case 8:
		3914	// invisible. NYI
		3915	break;
		3916	//case 9: // crossed out
		3917	//case 10: // scoansi acs off, primary font
		3918	//case 11: // scoansi acs on, first alt font
		3919	//case 12: // scoansi acs on, |0x80, second alt font
		3920	//...
		3921	//case 19: // ninth alt font
		3922	//case 20: // gothic
		3923	case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
		3924	rendset = 0, rendstyle = RS_Bold;
		3925	break;
		3926	case 22: // normal intensity
		3927	rendset = 0, rendstyle = RS_Bold;
		3928	break;
		3929	case 23: // disable italic
		3930	rendset = 0, rendstyle = RS_Italic;
		3931	break;
		3932	case 24:
		3933	rendset = 0, rendstyle = RS_Uline;
		3934	break;
		3935	case 25:
		3936	rendset = 0, rendstyle = RS_Blink;
		3937	break;
		3938	case 26: // variable spacing (iso 8613)
		3939	rendset = 0, rendstyle = RS_Blink;
		3940	break;
		3941	case 27:
		3942	rendset = 0, rendstyle = RS_RVid;
		3943	break;
		3944	//case 28: // visible. NYI
		3945	//case 29: // not crossed-out
		3946	}
		3947
		3948	if (rendset != -1)
		3949	{
		3950	scr_rendition (rendset, rendstyle);
		3951	continue; /* for (;i;) */
		3952	}
		3953
		3954	switch (arg[i])
		3955	{
		3956	case 30:
		3957	case 31: /* set fg color */
		3958	case 32:
		3959	case 33:
		3960	case 34:
		3961	case 35:
		3962	case 36:
		3963	case 37:
		3964	scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
		3965	break;
		3966	case 38: // set fg color, ISO 8613-6
		3967	if (nargs > i + 2 && arg[i + 1] == 5)
		3968	{
		3969	scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
		3970	i += 2;
		3971	}
		3972	break;
		3973	case 39: /* default fg */
		3974	scr_color (Color_fg, Color_fg);
		3975	break;
		3976
		3977	case 40:
		3978	case 41: /* set bg color */
		3979	case 42:
		3980	case 43:
		3981	case 44:
		3982	case 45:
		3983	case 46:
		3984	case 47:
		3985	scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
		3986	break;
		3987	case 48: // set bg color, ISO 8613-6
		3988	if (nargs > i + 2 && arg[i + 1] == 5)
		3989	{
		3990	scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
		3991	i += 2;
		3992	}
		3993	break;
		3994	case 49: /* default bg */
		3995	scr_color (Color_bg, Color_bg);
		3996	break;
		3997
		3998	//case 50: // not variable spacing
		3999
		4000	#if !ENABLE_MINIMAL
		4001	case 90:
		4002	case 91: /* set bright fg color */
		4003	case 92:
		4004	case 93:
		4005	case 94:
		4006	case 95:
		4007	case 96:
		4008	case 97:
		4009	scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
		4010	break;
		4011	case 100:
		4012	case 101: /* set bright bg color */
		4013	case 102:
		4014	case 103:
		4015	case 104:
		4016	case 105:
		4017	case 106:
		4018	case 107:
		4019	scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
		4020	break;
		4021	#endif
		4022	}
		4023	}
		4024	}
		4025
3225	void	4026	void
3226	rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg)	4027	rxvt_term::set_cursor_style (int style)
3227	{	4028	{
3228	unsigned int i;	4029	if (!IN_RANGE_INC (style, 0, 4))
3229	short rendset;	4030	return;
3230	int rendstyle;
3231		4031
3232	if (nargs == 0) {	4032	set_option (Opt_cursorUnderline, style >= 3);
3233	rxvt_scr_rendition(aR_ 0, ~RS_None);
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		4033
3272	switch (arg[i]) {	4034	#ifdef CURSOR_BLINK
3273	case 30:	4035	set_option (Opt_cursorBlink, !style || (style & 1));
3274	case 31: /* set fg color */	4036	cursor_blink_reset ();
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	4037	#endif
3293	case 39: /* default fg */
3294	rxvt_scr_color(aR_ Color_fg, Color_fg);
3295	break;
3296		4038
3297	case 40:	4039	want_refresh = 1;
3298	case 41: /* set bg color */
3299	case 42:
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
3317	case 49: /* default bg */
3318	rxvt_scr_color(aR_ Color_bg, Color_bg);
3319	break;
3320
3321	#ifndef NO_BRIGHTCOLOR
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	}	4040	}
3348	/*}}} */	4041	/*}}} */
3349		4042
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	/* ------------------------------------------------------------------------- */	4043	/* ---------------------------------------------------------------------- */
		4044	/* Write data to the pty as typed by the user, pasted with the mouse,
		4045	* or generated by us in response to a query ESC sequence.
		4046	*/
3411		4047
3412	/*	4048	/*
3413	* Send printf() formatted output to the command.	4049	* Send printf () formatted output to the command.
3414	* Only use for small amounts of data.	4050	* Only use for small amounts of data.
3415	*/	4051	*/
3416	void	4052	void
3417	rxvt_term::tt_printf (const char *fmt,...)	4053	rxvt_term::tt_printf (const char *fmt,...)
3418	{	4054	{
3419	va_list arg_ptr;	4055	va_list arg_ptr;
3420	unsigned char buf[256];	4056	char buf[256];
3421		4057
3422	va_start (arg_ptr, fmt);	4058	va_start (arg_ptr, fmt);
3423	vsnprintf ((char *)buf, 256, fmt, arg_ptr);	4059	vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3424	va_end (arg_ptr);	4060	va_end (arg_ptr);
3425	tt_write (buf, STRLEN (buf));	4061	tt_write (buf, strlen (buf));
3426	}	4062	}
3427		4063
3428	/* ---------------------------------------------------------------------- */
3429	/* Write data to the pty as typed by the user, pasted with the mouse,	4064	/* 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	4065	void
3433	rxvt_term::tt_write (const unsigned char *data, unsigned int len)	4066	rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3434	{	4067	{
3435	enum { MAX_PTY_WRITE = 255 }; // minimum MAX_INPUT	4068	if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
		4069	return;
3436		4070
3437	if (len)	4071	if (option (Opt_scrollTtyKeypress))
		4072	if (view_start)
3438	{	4073	{
		4074	view_start = 0;
		4075	want_refresh = 1;
		4076	}
		4077
		4078	tt_write_ (data, len);
		4079	}
		4080
		4081	void
		4082	rxvt_term::tt_write (const char *data, unsigned int len)
		4083	{
		4084	if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
		4085	return;
		4086
		4087	tt_write_ (data, len);
		4088	}
		4089
		4090	static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
		4091
		4092	void
		4093	rxvt_term::tt_write_ (const char *data, unsigned int len)
		4094	{
		4095	if (pty->pty < 0)
		4096	return;
		4097
		4098	if (v_buflen == 0)
		4099	{
		4100	ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
		4101
		4102	max_it (written, 0);
		4103
		4104	if (written == len)
		4105	return;
		4106
		4107	data += written;
		4108	len -= written;
		4109	}
		4110
		4111	v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
		4112
		4113	memcpy (v_buffer + v_buflen, data, len);
		4114	v_buflen += len;
		4115
		4116	pty_ev.set (ev::READ | ev::WRITE);
		4117	}
		4118
		4119	void rxvt_term::pty_write ()
		4120	{
		4121	int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
		4122
		4123	if (written > 0)
		4124	{
		4125	v_buflen -= written;
		4126
3439	if (v_buflen == 0)	4127	if (v_buflen == 0)
3440	{	4128	{
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);	4129	free (v_buffer);
3467	v_buffer = 0;	4130	v_buffer = 0;
3468	v_buflen = 0;
3469		4131
3470	pty_ev.set (EVENT_READ);	4132	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;	4133	return;
3483	}	4134	}
		4135
		4136	memmove (v_buffer, v_buffer + written, v_buflen);
3484	}	4137	}
		4138	else if (written != -1 || (errno != EAGAIN && errno != EINTR))
		4139	pty_ev.set (ev::READ);
3485	}	4140	}
3486		4141
3487	/*----------------------- end-of-file (C source) -----------------------*/	4142	/*----------------------- end-of-file (C source) -----------------------*/
3488		4143

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