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+/*
+ * This file is part of "JTA - Telnet/SSH for the JAVA(tm) platform".
+ *
+ * (c) Matthias L. Jugel, Marcus Meißner 1996-2005. All Rights Reserved.
+ *
+ * Please visit http://javatelnet.org/ for updates and contact.
+ *
+ * --LICENSE NOTICE--
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * --LICENSE NOTICE--
+ *
+ */
+
+package de.mud.terminal;
+
+import java.util.Properties;
+
+/**
+ * Implementation of a VT terminal emulation plus ANSI compatible.
+ * <P>
+ * <B>Maintainer:</B> Marcus Mei\u00dfner
+ *
+ * @version $Id: vt320.java 507 2005-10-25 10:14:52Z marcus $
+ * @author Matthias L. Jugel, Marcus Mei\u00dfner
+ */
+public abstract class vt320 extends VDUBuffer implements VDUInput {
+ /** The current version id tag.<P>
+ * $Id: vt320.java 507 2005-10-25 10:14:52Z marcus $
+ */
+ public final static String ID = "$Id: vt320.java 507 2005-10-25 10:14:52Z marcus $";
+
+ /** the debug level */
+ private final static int debug = 0;
+
+ /**
+ * Write an answer back to the remote host. This is needed to be able to
+ * send terminal answers requests like status and type information.
+ * @param b the array of bytes to be sent
+ */
+ public abstract void write(byte[] b);
+
+ /**
+ * Play the beep sound ...
+ */
+ public void beep() { /* do nothing by default */
+ }
+
+ /**
+ * Put string at current cursor position. Moves cursor
+ * according to the String. Does NOT wrap.
+ * @param s the string
+ */
+ public void putString(String s) {
+ int len = s.length();
+ // System.err.println("'"+s+"'");
+
+ if (len > 0) {
+ markLine(R, 1);
+ for (int i = 0; i < len; i++) {
+ // System.err.print(s.charAt(i)+"("+(int)s.charAt(i)+")");
+ putChar(s.charAt(i), false);
+ }
+ setCursorPosition(C, R);
+ redraw();
+ }
+ }
+
+ protected void sendTelnetCommand(byte cmd) {
+ }
+
+ /**
+ * Sent the changed window size from the terminal to all listeners.
+ */
+ protected void setWindowSize(int c, int r) {
+ /* To be overridden by Terminal.java */
+ }
+
+ public void setScreenSize(int c, int r, boolean broadcast) {
+ int oldrows = getRows();
+ //int oldcols = getColumns();
+
+ if (debug>2) System.err.println("setscreensize ("+c+","+r+","+broadcast+")");
+
+ super.setScreenSize(c,r,false);
+
+ /* Tricky, since the VDUBuffer works strangely. */
+ if (r > oldrows) {
+ setCursorPosition(C, R + (r-oldrows));
+ redraw();
+ }
+ if (broadcast) {
+ setWindowSize(c, r); /* broadcast up */
+ }
+ }
+
+
+ /**
+ * Create a new vt320 terminal and intialize it with useful settings.
+ */
+ public vt320(int width, int height) {
+ super(width, height);
+ setVMS(false);
+ setIBMCharset(false);
+ setTerminalID("vt320");
+ setBufferSize(100);
+ //setBorder(2, false);
+
+ int nw = getColumns();
+ if (nw < 132) nw = 132; //catch possible later 132/80 resizes
+ Tabs = new byte[nw];
+ for (int i = 0; i < nw; i += 8) {
+ Tabs[i] = 1;
+ }
+
+ /* top row of numpad */
+ PF1 = "\u001bOP";
+ PF2 = "\u001bOQ";
+ PF3 = "\u001bOR";
+ PF4 = "\u001bOS";
+
+ /* the 3x2 keyblock on PC keyboards */
+ Insert = new String[4];
+ Remove = new String[4];
+ KeyHome = new String[4];
+ KeyEnd = new String[4];
+ NextScn = new String[4];
+ PrevScn = new String[4];
+ Escape = new String[4];
+ BackSpace = new String[4];
+ TabKey = new String[4];
+ Insert[0] = Insert[1] = Insert[2] = Insert[3] = "\u001b[2~";
+ Remove[0] = Remove[1] = Remove[2] = Remove[3] = "\u001b[3~";
+ PrevScn[0] = PrevScn[1] = PrevScn[2] = PrevScn[3] = "\u001b[5~";
+ NextScn[0] = NextScn[1] = NextScn[2] = NextScn[3] = "\u001b[6~";
+ KeyHome[0] = KeyHome[1] = KeyHome[2] = KeyHome[3] = "\u001b[H";
+ KeyEnd[0] = KeyEnd[1] = KeyEnd[2] = KeyEnd[3] = "\u001b[F";
+ Escape[0] = Escape[1] = Escape[2] = Escape[3] = "\u001b";
+ if (vms) {
+ BackSpace[1] = "" + (char) 10; // VMS shift deletes word back
+ BackSpace[2] = "\u0018"; // VMS control deletes line back
+ BackSpace[0] = BackSpace[3] = "\u007f"; // VMS other is delete
+ } else {
+ BackSpace[0] = BackSpace[1] = BackSpace[2] = BackSpace[3] = "\b";
+ }
+
+ /* some more VT100 keys */
+ Find = "\u001b[1~";
+ Select = "\u001b[4~";
+ Help = "\u001b[28~";
+ Do = "\u001b[29~";
+
+ FunctionKey = new String[21];
+ FunctionKey[0] = "";
+ FunctionKey[1] = PF1;
+ FunctionKey[2] = PF2;
+ FunctionKey[3] = PF3;
+ FunctionKey[4] = PF4;
+ /* following are defined differently for vt220 / vt132 ... */
+ FunctionKey[5] = "\u001b[15~";
+ FunctionKey[6] = "\u001b[17~";
+ FunctionKey[7] = "\u001b[18~";
+ FunctionKey[8] = "\u001b[19~";
+ FunctionKey[9] = "\u001b[20~";
+ FunctionKey[10] = "\u001b[21~";
+ FunctionKey[11] = "\u001b[23~";
+ FunctionKey[12] = "\u001b[24~";
+ FunctionKey[13] = "\u001b[25~";
+ FunctionKey[14] = "\u001b[26~";
+ FunctionKey[15] = Help;
+ FunctionKey[16] = Do;
+ FunctionKey[17] = "\u001b[31~";
+ FunctionKey[18] = "\u001b[32~";
+ FunctionKey[19] = "\u001b[33~";
+ FunctionKey[20] = "\u001b[34~";
+
+ FunctionKeyShift = new String[21];
+ FunctionKeyAlt = new String[21];
+ FunctionKeyCtrl = new String[21];
+
+ for (int i = 0; i < 20; i++) {
+ FunctionKeyShift[i] = "";
+ FunctionKeyAlt[i] = "";
+ FunctionKeyCtrl[i] = "";
+ }
+ FunctionKeyShift[15] = Find;
+ FunctionKeyShift[16] = Select;
+
+
+ TabKey[0] = "\u0009";
+ TabKey[1] = "\u001bOP\u0009";
+ TabKey[2] = TabKey[3] = "";
+
+ KeyUp = new String[4];
+ KeyUp[0] = "\u001b[A";
+ KeyDown = new String[4];
+ KeyDown[0] = "\u001b[B";
+ KeyRight = new String[4];
+ KeyRight[0] = "\u001b[C";
+ KeyLeft = new String[4];
+ KeyLeft[0] = "\u001b[D";
+ Numpad = new String[10];
+ Numpad[0] = "\u001bOp";
+ Numpad[1] = "\u001bOq";
+ Numpad[2] = "\u001bOr";
+ Numpad[3] = "\u001bOs";
+ Numpad[4] = "\u001bOt";
+ Numpad[5] = "\u001bOu";
+ Numpad[6] = "\u001bOv";
+ Numpad[7] = "\u001bOw";
+ Numpad[8] = "\u001bOx";
+ Numpad[9] = "\u001bOy";
+ KPMinus = PF4;
+ KPComma = "\u001bOl";
+ KPPeriod = "\u001bOn";
+ KPEnter = "\u001bOM";
+
+ NUMPlus = new String[4];
+ NUMPlus[0] = "+";
+ NUMDot = new String[4];
+ NUMDot[0] = ".";
+ }
+
+ /**
+ * Create a default vt320 terminal with 80 columns and 24 lines.
+ */
+ public vt320() {
+ this(80, 24);
+ }
+
+ /**
+ * Terminal is mouse-aware and requires (x,y) coordinates of
+ * on the terminal (character coordinates) and the button clicked.
+ * @param x
+ * @param y
+ * @param modifiers
+ */
+ public void mousePressed(int x, int y, int modifiers) {
+ if (mouserpt == 0)
+ return;
+
+ int mods = modifiers;
+ mousebut = 3;
+ if ((mods & 16) == 16) mousebut = 0;
+ if ((mods & 8) == 8) mousebut = 1;
+ if ((mods & 4) == 4) mousebut = 2;
+
+ int mousecode;
+ if (mouserpt == 9) /* X10 Mouse */
+ mousecode = 0x20 | mousebut;
+ else /* normal xterm mouse reporting */
+ mousecode = mousebut | 0x20 | ((mods & 7) << 2);
+
+ byte b[] = new byte[6];
+
+ b[0] = 27;
+ b[1] = (byte) '[';
+ b[2] = (byte) 'M';
+ b[3] = (byte) mousecode;
+ b[4] = (byte) (0x20 + x + 1);
+ b[5] = (byte) (0x20 + y + 1);
+
+ write(b); // FIXME: writeSpecial here
+ }
+
+ /**
+ * Terminal is mouse-aware and requires the coordinates and button
+ * of the release.
+ * @param x
+ * @param y
+ * @param modifiers
+ */
+ public void mouseReleased(int x, int y, int modifiers) {
+ if (mouserpt == 0)
+ return;
+
+ /* problem is tht modifiers still have the released button set in them.
+ int mods = modifiers;
+ mousebut = 3;
+ if ((mods & 16)==16) mousebut=0;
+ if ((mods & 8)==8 ) mousebut=1;
+ if ((mods & 4)==4 ) mousebut=2;
+ */
+
+ int mousecode;
+ if (mouserpt == 9)
+ mousecode = 0x20 + mousebut; /* same as press? appears so. */
+ else
+ mousecode = '#';
+
+ byte b[] = new byte[6];
+ b[0] = 27;
+ b[1] = (byte) '[';
+ b[2] = (byte) 'M';
+ b[3] = (byte) mousecode;
+ b[4] = (byte) (0x20 + x + 1);
+ b[5] = (byte) (0x20 + y + 1);
+ write(b); // FIXME: writeSpecial here
+ mousebut = 0;
+ }
+
+
+ /** we should do localecho (passed from other modules). false is default */
+ private boolean localecho = false;
+
+ /**
+ * Enable or disable the local echo property of the terminal.
+ * @param echo true if the terminal should echo locally
+ */
+ public void setLocalEcho(boolean echo) {
+ localecho = echo;
+ }
+
+ /**
+ * Enable the VMS mode of the terminal to handle some things differently
+ * for VMS hosts.
+ * @param vms true for vms mode, false for normal mode
+ */
+ public void setVMS(boolean vms) {
+ this.vms = vms;
+ }
+
+ /**
+ * Enable the usage of the IBM character set used by some BBS's. Special
+ * graphical character are available in this mode.
+ * @param ibm true to use the ibm character set
+ */
+ public void setIBMCharset(boolean ibm) {
+ useibmcharset = ibm;
+ }
+
+ /**
+ * Override the standard key codes used by the terminal emulation.
+ * @param codes a properties object containing key code definitions
+ */
+ public void setKeyCodes(Properties codes) {
+ String res, prefixes[] = {"", "S", "C", "A"};
+ int i;
+
+ for (i = 0; i < 10; i++) {
+ res = codes.getProperty("NUMPAD" + i);
+ if (res != null) Numpad[i] = unEscape(res);
+ }
+ for (i = 1; i < 20; i++) {
+ res = codes.getProperty("F" + i);
+ if (res != null) FunctionKey[i] = unEscape(res);
+ res = codes.getProperty("SF" + i);
+ if (res != null) FunctionKeyShift[i] = unEscape(res);
+ res = codes.getProperty("CF" + i);
+ if (res != null) FunctionKeyCtrl[i] = unEscape(res);
+ res = codes.getProperty("AF" + i);
+ if (res != null) FunctionKeyAlt[i] = unEscape(res);
+ }
+ for (i = 0; i < 4; i++) {
+ res = codes.getProperty(prefixes[i] + "PGUP");
+ if (res != null) PrevScn[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "PGDOWN");
+ if (res != null) NextScn[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "END");
+ if (res != null) KeyEnd[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "HOME");
+ if (res != null) KeyHome[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "INSERT");
+ if (res != null) Insert[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "REMOVE");
+ if (res != null) Remove[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "UP");
+ if (res != null) KeyUp[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "DOWN");
+ if (res != null) KeyDown[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "LEFT");
+ if (res != null) KeyLeft[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "RIGHT");
+ if (res != null) KeyRight[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "ESCAPE");
+ if (res != null) Escape[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "BACKSPACE");
+ if (res != null) BackSpace[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "TAB");
+ if (res != null) TabKey[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "NUMPLUS");
+ if (res != null) NUMPlus[i] = unEscape(res);
+ res = codes.getProperty(prefixes[i] + "NUMDECIMAL");
+ if (res != null) NUMDot[i] = unEscape(res);
+ }
+ }
+
+ /**
+ * Set the terminal id used to identify this terminal.
+ * @param terminalID the id string
+ */
+ public void setTerminalID(String terminalID) {
+ this.terminalID = terminalID;
+
+ if (terminalID.equals("scoansi")) {
+ FunctionKey[1] = "\u001b[M"; FunctionKey[2] = "\u001b[N";
+ FunctionKey[3] = "\u001b[O"; FunctionKey[4] = "\u001b[P";
+ FunctionKey[5] = "\u001b[Q"; FunctionKey[6] = "\u001b[R";
+ FunctionKey[7] = "\u001b[S"; FunctionKey[8] = "\u001b[T";
+ FunctionKey[9] = "\u001b[U"; FunctionKey[10] = "\u001b[V";
+ FunctionKey[11] = "\u001b[W"; FunctionKey[12] = "\u001b[X";
+ FunctionKey[13] = "\u001b[Y"; FunctionKey[14] = "?";
+ FunctionKey[15] = "\u001b[a"; FunctionKey[16] = "\u001b[b";
+ FunctionKey[17] = "\u001b[c"; FunctionKey[18] = "\u001b[d";
+ FunctionKey[19] = "\u001b[e"; FunctionKey[20] = "\u001b[f";
+ PrevScn[0] = PrevScn[1] = PrevScn[2] = PrevScn[3] = "\u001b[I";
+ NextScn[0] = NextScn[1] = NextScn[2] = NextScn[3] = "\u001b[G";
+ // more theoretically.
+ }
+ }
+
+ public void setAnswerBack(String ab) {
+ this.answerBack = unEscape(ab);
+ }
+
+ /**
+ * Get the terminal id used to identify this terminal.
+ */
+ public String getTerminalID() {
+ return terminalID;
+ }
+
+ /**
+ * A small conveniance method thar converts the string to a byte array
+ * for sending.
+ * @param s the string to be sent
+ */
+ private boolean write(String s, boolean doecho) {
+ if (debug > 2) System.out.println("write(|" + s + "|," + doecho);
+ if (s == null) // aka the empty string.
+ return true;
+ /* NOTE: getBytes() honours some locale, it *CONVERTS* the string.
+ * However, we output only 7bit stuff towards the target, and *some*
+ * 8 bit control codes. We must not mess up the latter, so we do hand
+ * by hand copy.
+ */
+
+ byte arr[] = new byte[s.length()];
+ for (int i = 0; i < s.length(); i++) {
+ arr[i] = (byte) s.charAt(i);
+ }
+ write(arr);
+
+ if (doecho)
+ putString(s);
+ return true;
+ }
+
+ private boolean write(String s) {
+ return write(s, localecho);
+ }
+
+ // ===================================================================
+ // the actual terminal emulation code comes here:
+ // ===================================================================
+
+ private String terminalID = "vt320";
+ private String answerBack = "Use Terminal.answerback to set ...\n";
+
+ // X - COLUMNS, Y - ROWS
+ int R,C;
+ int attributes = 0;
+
+ int Sc,Sr,Sa,Stm,Sbm;
+ char Sgr,Sgl;
+ char Sgx[];
+
+ int insertmode = 0;
+ int statusmode = 0;
+ boolean vt52mode = false;
+ boolean keypadmode = false; /* false - numeric, true - application */
+ boolean output8bit = false;
+ int normalcursor = 0;
+ boolean moveoutsidemargins = true;
+ boolean wraparound = true;
+ boolean sendcrlf = true;
+ boolean capslock = false;
+ boolean numlock = false;
+ int mouserpt = 0;
+ byte mousebut = 0;
+
+ boolean useibmcharset = false;
+
+ int lastwaslf = 0;
+ boolean usedcharsets = false;
+
+ private final static char ESC = 27;
+ private final static char IND = 132;
+ private final static char NEL = 133;
+ private final static char RI = 141;
+ private final static char SS2 = 142;
+ private final static char SS3 = 143;
+ private final static char DCS = 144;
+ private final static char HTS = 136;
+ private final static char CSI = 155;
+ private final static char OSC = 157;
+ private final static int TSTATE_DATA = 0;
+ private final static int TSTATE_ESC = 1; /* ESC */
+ private final static int TSTATE_CSI = 2; /* ESC [ */
+ private final static int TSTATE_DCS = 3; /* ESC P */
+ private final static int TSTATE_DCEQ = 4; /* ESC [? */
+ private final static int TSTATE_ESCSQUARE = 5; /* ESC # */
+ private final static int TSTATE_OSC = 6; /* ESC ] */
+ private final static int TSTATE_SETG0 = 7; /* ESC (? */
+ private final static int TSTATE_SETG1 = 8; /* ESC )? */
+ private final static int TSTATE_SETG2 = 9; /* ESC *? */
+ private final static int TSTATE_SETG3 = 10; /* ESC +? */
+ private final static int TSTATE_CSI_DOLLAR = 11; /* ESC [ Pn $ */
+ private final static int TSTATE_CSI_EX = 12; /* ESC [ ! */
+ private final static int TSTATE_ESCSPACE = 13; /* ESC <space> */
+ private final static int TSTATE_VT52X = 14;
+ private final static int TSTATE_VT52Y = 15;
+ private final static int TSTATE_CSI_TICKS = 16;
+ private final static int TSTATE_CSI_EQUAL = 17; /* ESC [ = */
+
+ /* Keys we support */
+ public final static int KEY_PAUSE = 1;
+ public final static int KEY_F1 = 2;
+ public final static int KEY_F2 = 3;
+ public final static int KEY_F3 = 4;
+ public final static int KEY_F4 = 5;
+ public final static int KEY_F5 = 6;
+ public final static int KEY_F6 = 7;
+ public final static int KEY_F7 = 8;
+ public final static int KEY_F8 = 9;
+ public final static int KEY_F9 = 10;
+ public final static int KEY_F10 = 11;
+ public final static int KEY_F11 = 12;
+ public final static int KEY_F12 = 13;
+ public final static int KEY_UP = 14;
+ public final static int KEY_DOWN =15 ;
+ public final static int KEY_LEFT = 16;
+ public final static int KEY_RIGHT = 17;
+ public final static int KEY_PAGE_DOWN = 18;
+ public final static int KEY_PAGE_UP = 19;
+ public final static int KEY_INSERT = 20;
+ public final static int KEY_DELETE = 21;
+ public final static int KEY_BACK_SPACE = 22;
+ public final static int KEY_HOME = 23;
+ public final static int KEY_END = 24;
+ public final static int KEY_NUM_LOCK = 25;
+ public final static int KEY_CAPS_LOCK = 26;
+ public final static int KEY_SHIFT = 27;
+ public final static int KEY_CONTROL = 28;
+ public final static int KEY_ALT = 29;
+ public final static int KEY_ENTER = 30;
+ public final static int KEY_NUMPAD0 = 31;
+ public final static int KEY_NUMPAD1 = 32;
+ public final static int KEY_NUMPAD2 = 33;
+ public final static int KEY_NUMPAD3 = 34;
+ public final static int KEY_NUMPAD4 = 35;
+ public final static int KEY_NUMPAD5 = 36;
+ public final static int KEY_NUMPAD6 = 37;
+ public final static int KEY_NUMPAD7 = 38;
+ public final static int KEY_NUMPAD8 = 39;
+ public final static int KEY_NUMPAD9 = 40;
+ public final static int KEY_DECIMAL = 41;
+ public final static int KEY_ADD = 42;
+ public final static int KEY_ESCAPE = 43;
+
+ /* The graphics charsets
+ * B - default ASCII
+ * A - ISO Latin 1
+ * 0 - DEC SPECIAL
+ * < - User defined
+ * ....
+ */
+ char gx[] = {// same initial set as in XTERM.
+ 'B', // g0
+ '0', // g1
+ 'B', // g2
+ 'B', // g3
+ };
+ char gl = 0; // default GL to G0
+ char gr = 2; // default GR to G2
+ int onegl = -1; // single shift override for GL.
+
+ // Map from scoansi linedrawing to DEC _and_ unicode (for the stuff which
+ // is not in linedrawing). Got from experimenting with scoadmin.
+ private final static String scoansi_acs = "Tm7k3x4u?kZl@mYjEnB\u2566DqCtAvM\u2550:\u2551N\u2557I\u2554;\u2557H\u255a0a<\u255d";
+ // array to store DEC Special -> Unicode mapping
+ // Unicode DEC Unicode name (DEC name)
+ private static char DECSPECIAL[] = {
+ '\u0040', //5f blank
+ '\u2666', //60 black diamond
+ '\u2592', //61 grey square
+ '\u2409', //62 Horizontal tab (ht) pict. for control
+ '\u240c', //63 Form Feed (ff) pict. for control
+ '\u240d', //64 Carriage Return (cr) pict. for control
+ '\u240a', //65 Line Feed (lf) pict. for control
+ '\u00ba', //66 Masculine ordinal indicator
+ '\u00b1', //67 Plus or minus sign
+ '\u2424', //68 New Line (nl) pict. for control
+ '\u240b', //69 Vertical Tab (vt) pict. for control
+ '\u2518', //6a Forms light up and left
+ '\u2510', //6b Forms light down and left
+ '\u250c', //6c Forms light down and right
+ '\u2514', //6d Forms light up and right
+ '\u253c', //6e Forms light vertical and horizontal
+ '\u2594', //6f Upper 1/8 block (Scan 1)
+ '\u2580', //70 Upper 1/2 block (Scan 3)
+ '\u2500', //71 Forms light horizontal or ?em dash? (Scan 5)
+ '\u25ac', //72 \u25ac black rect. or \u2582 lower 1/4 (Scan 7)
+ '\u005f', //73 \u005f underscore or \u2581 lower 1/8 (Scan 9)
+ '\u251c', //74 Forms light vertical and right
+ '\u2524', //75 Forms light vertical and left
+ '\u2534', //76 Forms light up and horizontal
+ '\u252c', //77 Forms light down and horizontal
+ '\u2502', //78 vertical bar
+ '\u2264', //79 less than or equal
+ '\u2265', //7a greater than or equal
+ '\u00b6', //7b paragraph
+ '\u2260', //7c not equal
+ '\u00a3', //7d Pound Sign (british)
+ '\u00b7' //7e Middle Dot
+ };
+
+ /** Strings to send on function key pressing */
+ private String Numpad[];
+ private String FunctionKey[];
+ private String FunctionKeyShift[];
+ private String FunctionKeyCtrl[];
+ private String FunctionKeyAlt[];
+ private String TabKey[];
+ private String KeyUp[],KeyDown[],KeyLeft[],KeyRight[];
+ private String KPMinus, KPComma, KPPeriod, KPEnter;
+ private String PF1, PF2, PF3, PF4;
+ private String Help, Do, Find, Select;
+
+ private String KeyHome[], KeyEnd[], Insert[], Remove[], PrevScn[], NextScn[];
+ private String Escape[], BackSpace[], NUMDot[], NUMPlus[];
+
+ private String osc,dcs; /* to memorize OSC & DCS control sequence */
+
+ /** vt320 state variable (internal) */
+ private int term_state = TSTATE_DATA;
+ /** in vms mode, set by Terminal.VMS property */
+ private boolean vms = false;
+ /** Tabulators */
+ private byte[] Tabs;
+ /** The list of integers as used by CSI */
+ private int[] DCEvars = new int[30];
+ private int DCEvar;
+
+ /**
+ * Replace escape code characters (backslash + identifier) with their
+ * respective codes.
+ * @param tmp the string to be parsed
+ * @return a unescaped string
+ */
+ static String unEscape(String tmp) {
+ int idx = 0, oldidx = 0;
+ String cmd;
+ // System.err.println("unescape("+tmp+")");
+ cmd = "";
+ while ((idx = tmp.indexOf('\\', oldidx)) >= 0 &&
+ ++idx <= tmp.length()) {
+ cmd += tmp.substring(oldidx, idx - 1);
+ if (idx == tmp.length()) return cmd;
+ switch (tmp.charAt(idx)) {
+ case 'b':
+ cmd += "\b";
+ break;
+ case 'e':
+ cmd += "\u001b";
+ break;
+ case 'n':
+ cmd += "\n";
+ break;
+ case 'r':
+ cmd += "\r";
+ break;
+ case 't':
+ cmd += "\t";
+ break;
+ case 'v':
+ cmd += "\u000b";
+ break;
+ case 'a':
+ cmd += "\u0012";
+ break;
+ default :
+ if ((tmp.charAt(idx) >= '0') && (tmp.charAt(idx) <= '9')) {
+ int i;
+ for (i = idx; i < tmp.length(); i++)
+ if ((tmp.charAt(i) < '0') || (tmp.charAt(i) > '9'))
+ break;
+ cmd += (char) Integer.parseInt(tmp.substring(idx, i));
+ idx = i - 1;
+ } else
+ cmd += tmp.substring(idx, ++idx);
+ break;
+ }
+ oldidx = ++idx;
+ }
+ if (oldidx <= tmp.length()) cmd += tmp.substring(oldidx);
+ return cmd;
+ }
+
+ /**
+ * A small conveniance method thar converts a 7bit string to the 8bit
+ * version depending on VT52/Output8Bit mode.
+ *
+ * @param s the string to be sent
+ */
+ private boolean writeSpecial(String s) {
+ if (s == null)
+ return true;
+ if (((s.length() >= 3) && (s.charAt(0) == 27) && (s.charAt(1) == 'O'))) {
+ if (vt52mode) {
+ if ((s.charAt(2) >= 'P') && (s.charAt(2) <= 'S')) {
+ s = "\u001b" + s.substring(2); /* ESC x */
+ } else {
+ s = "\u001b?" + s.substring(2); /* ESC ? x */
+ }
+ } else {
+ if (output8bit) {
+ s = "\u008f" + s.substring(2); /* SS3 x */
+ } /* else keep string as it is */
+ }
+ }
+ if (((s.length() >= 3) && (s.charAt(0) == 27) && (s.charAt(1) == '['))) {
+ if (output8bit) {
+ s = "\u009b" + s.substring(2); /* CSI ... */
+ } /* else keep */
+ }
+ return write(s, false);
+ }
+
+ /**
+ * main keytyping event handler...
+ */
+ public void keyPressed(int keyCode, char keyChar, int modifiers) {
+ boolean control = (modifiers & VDUInput.KEY_CONTROL) != 0;
+ boolean shift = (modifiers & VDUInput.KEY_SHIFT) != 0;
+ boolean alt = (modifiers & VDUInput.KEY_ALT) != 0;
+
+ if (debug > 1) System.out.println("keyPressed("+keyCode+", "+(int)keyChar+", "+modifiers+")");
+
+ int xind;
+ String fmap[];
+ xind = 0;
+ fmap = FunctionKey;
+ if (shift) {
+ fmap = FunctionKeyShift;
+ xind = 1;
+ }
+ if (control) {
+ fmap = FunctionKeyCtrl;
+ xind = 2;
+ }
+ if (alt) {
+ fmap = FunctionKeyAlt;
+ xind = 3;
+ }
+
+ switch (keyCode) {
+ case KEY_PAUSE:
+ if (shift || control)
+ sendTelnetCommand((byte) 243); // BREAK
+ break;
+ case KEY_F1:
+ writeSpecial(fmap[1]);
+ break;
+ case KEY_F2:
+ writeSpecial(fmap[2]);
+ break;
+ case KEY_F3:
+ writeSpecial(fmap[3]);
+ break;
+ case KEY_F4:
+ writeSpecial(fmap[4]);
+ break;
+ case KEY_F5:
+ writeSpecial(fmap[5]);
+ break;
+ case KEY_F6:
+ writeSpecial(fmap[6]);
+ break;
+ case KEY_F7:
+ writeSpecial(fmap[7]);
+ break;
+ case KEY_F8:
+ writeSpecial(fmap[8]);
+ break;
+ case KEY_F9:
+ writeSpecial(fmap[9]);
+ break;
+ case KEY_F10:
+ writeSpecial(fmap[10]);
+ break;
+ case KEY_F11:
+ writeSpecial(fmap[11]);
+ break;
+ case KEY_F12:
+ writeSpecial(fmap[12]);
+ break;
+ case KEY_UP:
+ writeSpecial(KeyUp[xind]);
+ break;
+ case KEY_DOWN:
+ writeSpecial(KeyDown[xind]);
+ break;
+ case KEY_LEFT:
+ writeSpecial(KeyLeft[xind]);
+ break;
+ case KEY_RIGHT:
+ writeSpecial(KeyRight[xind]);
+ break;
+ case KEY_PAGE_DOWN:
+ writeSpecial(NextScn[xind]);
+ break;
+ case KEY_PAGE_UP:
+ writeSpecial(PrevScn[xind]);
+ break;
+ case KEY_INSERT:
+ writeSpecial(Insert[xind]);
+ break;
+ case KEY_DELETE:
+ writeSpecial(Remove[xind]);
+ break;
+ case KEY_BACK_SPACE:
+ writeSpecial(BackSpace[xind]);
+ if (localecho) {
+ if (BackSpace[xind] == "\b") {
+ putString("\b \b"); // make the last char 'deleted'
+ } else {
+ putString(BackSpace[xind]); // echo it
+ }
+ }
+ break;
+ case KEY_HOME:
+ writeSpecial(KeyHome[xind]);
+ break;
+ case KEY_END:
+ writeSpecial(KeyEnd[xind]);
+ break;
+ case KEY_NUM_LOCK:
+ if (vms && control) {
+ writeSpecial(PF1);
+ }
+ if (!control)
+ numlock = !numlock;
+ break;
+ case KEY_CAPS_LOCK:
+ capslock = !capslock;
+ return;
+ case KEY_SHIFT:
+ case KEY_CONTROL:
+ case KEY_ALT:
+ return;
+ default:
+ break;
+ }
+ }
+/*
+ public void keyReleased(KeyEvent evt) {
+ if (debug > 1) System.out.println("keyReleased("+evt+")");
+ // ignore
+ }
+*/
+ /**
+ * Handle key Typed events for the terminal, this will get
+ * all normal key types, but no shift/alt/control/numlock.
+ */
+ public void keyTyped(int keyCode, char keyChar, int modifiers) {
+ boolean control = (modifiers & VDUInput.KEY_CONTROL) != 0;
+ boolean shift = (modifiers & VDUInput.KEY_SHIFT) != 0;
+ boolean alt = (modifiers & VDUInput.KEY_ALT) != 0;
+
+ if (debug > 1) System.out.println("keyTyped("+keyCode+", "+(int)keyChar+", "+modifiers+")");
+
+ if (keyChar == '\t') {
+ if (shift) {
+ write(TabKey[1], false);
+ } else {
+ if (control) {
+ write(TabKey[2], false);
+ } else {
+ if (alt) {
+ write(TabKey[3], false);
+ } else {
+ write(TabKey[0], false);
+ }
+ }
+ }
+ return;
+ }
+ if (alt) {
+ write("" + ((char) (keyChar | 0x80)));
+ return;
+ }
+
+ if (((keyCode == KEY_ENTER) || (keyChar == 10))
+ && !control) {
+ write("\r", false);
+ if (localecho) putString("\r\n"); // bad hack
+ return;
+ }
+
+ if ((keyCode == 10) && !control) {
+ System.out.println("Sending \\r");
+ write("\r", false);
+ return;
+ }
+
+ // FIXME: on german PC keyboards you have to use Alt-Ctrl-q to get an @,
+ // so we can't just use it here... will probably break some other VMS
+ // codes. -Marcus
+ // if(((!vms && keyChar == '2') || keyChar == '@' || keyChar == ' ')
+ // && control)
+ if (((!vms && keyChar == '2') || keyChar == ' ') && control)
+ write("" + (char) 0);
+
+ if (vms) {
+ if (keyChar == 127 && !control) {
+ if (shift)
+ writeSpecial(Insert[0]); // VMS shift delete = insert
+ else
+ writeSpecial(Remove[0]); // VMS delete = remove
+ return;
+ } else if (control)
+ switch (keyChar) {
+ case '0':
+ writeSpecial(Numpad[0]);
+ return;
+ case '1':
+ writeSpecial(Numpad[1]);
+ return;
+ case '2':
+ writeSpecial(Numpad[2]);
+ return;
+ case '3':
+ writeSpecial(Numpad[3]);
+ return;
+ case '4':
+ writeSpecial(Numpad[4]);
+ return;
+ case '5':
+ writeSpecial(Numpad[5]);
+ return;
+ case '6':
+ writeSpecial(Numpad[6]);
+ return;
+ case '7':
+ writeSpecial(Numpad[7]);
+ return;
+ case '8':
+ writeSpecial(Numpad[8]);
+ return;
+ case '9':
+ writeSpecial(Numpad[9]);
+ return;
+ case '.':
+ writeSpecial(KPPeriod);
+ return;
+ case '-':
+ case 31:
+ writeSpecial(KPMinus);
+ return;
+ case '+':
+ writeSpecial(KPComma);
+ return;
+ case 10:
+ writeSpecial(KPEnter);
+ return;
+ case '/':
+ writeSpecial(PF2);
+ return;
+ case '*':
+ writeSpecial(PF3);
+ return;
+ /* NUMLOCK handled in keyPressed */
+ default:
+ break;
+ }
+ /* Now what does this do and how did it get here. -Marcus
+ if (shift && keyChar < 32) {
+ write(PF1+(char)(keyChar + 64));
+ return;
+ }
+ */
+ }
+
+ // FIXME: not used?
+ //String fmap[];
+ int xind;
+ xind = 0;
+ //fmap = FunctionKey;
+ if (shift) {
+ //fmap = FunctionKeyShift;
+ xind = 1;
+ }
+ if (control) {
+ //fmap = FunctionKeyCtrl;
+ xind = 2;
+ }
+ if (alt) {
+ //fmap = FunctionKeyAlt;
+ xind = 3;
+ }
+
+ if (keyCode == KEY_ESCAPE) {
+ writeSpecial(Escape[xind]);
+ return;
+ }
+
+ if ((modifiers & VDUInput.KEY_ACTION) != 0)
+ switch (keyCode) {
+ case KEY_NUMPAD0:
+ writeSpecial(Numpad[0]);
+ return;
+ case KEY_NUMPAD1:
+ writeSpecial(Numpad[1]);
+ return;
+ case KEY_NUMPAD2:
+ writeSpecial(Numpad[2]);
+ return;
+ case KEY_NUMPAD3:
+ writeSpecial(Numpad[3]);
+ return;
+ case KEY_NUMPAD4:
+ writeSpecial(Numpad[4]);
+ return;
+ case KEY_NUMPAD5:
+ writeSpecial(Numpad[5]);
+ return;
+ case KEY_NUMPAD6:
+ writeSpecial(Numpad[6]);
+ return;
+ case KEY_NUMPAD7:
+ writeSpecial(Numpad[7]);
+ return;
+ case KEY_NUMPAD8:
+ writeSpecial(Numpad[8]);
+ return;
+ case KEY_NUMPAD9:
+ writeSpecial(Numpad[9]);
+ return;
+ case KEY_DECIMAL:
+ writeSpecial(NUMDot[xind]);
+ return;
+ case KEY_ADD:
+ writeSpecial(NUMPlus[xind]);
+ return;
+ }
+
+ if (!((keyChar == 8) || (keyChar == 127) || (keyChar == '\r') || (keyChar == '\n'))) {
+ write("" + keyChar);
+ return;
+ }
+ }
+
+ private void handle_dcs(String dcs) {
+ System.out.println("DCS: " + dcs);
+ }
+
+ private void handle_osc(String osc) {
+ System.out.println("OSC: " + osc);
+ }
+
+ private final static char unimap[] = {
+ //#
+ //# Name: cp437_DOSLatinUS to Unicode table
+ //# Unicode version: 1.1
+ //# Table version: 1.1
+ //# Table format: Format A
+ //# Date: 03/31/95
+ //# Authors: Michel Suignard <michelsu@microsoft.com>
+ //# Lori Hoerth <lorih@microsoft.com>
+ //# General notes: none
+ //#
+ //# Format: Three tab-separated columns
+ //# Column #1 is the cp1255_WinHebrew code (in hex)
+ //# Column #2 is the Unicode (in hex as 0xXXXX)
+ //# Column #3 is the Unicode name (follows a comment sign, '#')
+ //#
+ //# The entries are in cp437_DOSLatinUS order
+ //#
+
+ 0x0000, // #NULL
+ 0x0001, // #START OF HEADING
+ 0x0002, // #START OF TEXT
+ 0x0003, // #END OF TEXT
+ 0x0004, // #END OF TRANSMISSION
+ 0x0005, // #ENQUIRY
+ 0x0006, // #ACKNOWLEDGE
+ 0x0007, // #BELL
+ 0x0008, // #BACKSPACE
+ 0x0009, // #HORIZONTAL TABULATION
+ 0x000a, // #LINE FEED
+ 0x000b, // #VERTICAL TABULATION
+ 0x000c, // #FORM FEED
+ 0x000d, // #CARRIAGE RETURN
+ 0x000e, // #SHIFT OUT
+ 0x000f, // #SHIFT IN
+ 0x0010, // #DATA LINK ESCAPE
+ 0x0011, // #DEVICE CONTROL ONE
+ 0x0012, // #DEVICE CONTROL TWO
+ 0x0013, // #DEVICE CONTROL THREE
+ 0x0014, // #DEVICE CONTROL FOUR
+ 0x0015, // #NEGATIVE ACKNOWLEDGE
+ 0x0016, // #SYNCHRONOUS IDLE
+ 0x0017, // #END OF TRANSMISSION BLOCK
+ 0x0018, // #CANCEL
+ 0x0019, // #END OF MEDIUM
+ 0x001a, // #SUBSTITUTE
+ 0x001b, // #ESCAPE
+ 0x001c, // #FILE SEPARATOR
+ 0x001d, // #GROUP SEPARATOR
+ 0x001e, // #RECORD SEPARATOR
+ 0x001f, // #UNIT SEPARATOR
+ 0x0020, // #SPACE
+ 0x0021, // #EXCLAMATION MARK
+ 0x0022, // #QUOTATION MARK
+ 0x0023, // #NUMBER SIGN
+ 0x0024, // #DOLLAR SIGN
+ 0x0025, // #PERCENT SIGN
+ 0x0026, // #AMPERSAND
+ 0x0027, // #APOSTROPHE
+ 0x0028, // #LEFT PARENTHESIS
+ 0x0029, // #RIGHT PARENTHESIS
+ 0x002a, // #ASTERISK
+ 0x002b, // #PLUS SIGN
+ 0x002c, // #COMMA
+ 0x002d, // #HYPHEN-MINUS
+ 0x002e, // #FULL STOP
+ 0x002f, // #SOLIDUS
+ 0x0030, // #DIGIT ZERO
+ 0x0031, // #DIGIT ONE
+ 0x0032, // #DIGIT TWO
+ 0x0033, // #DIGIT THREE
+ 0x0034, // #DIGIT FOUR
+ 0x0035, // #DIGIT FIVE
+ 0x0036, // #DIGIT SIX
+ 0x0037, // #DIGIT SEVEN
+ 0x0038, // #DIGIT EIGHT
+ 0x0039, // #DIGIT NINE
+ 0x003a, // #COLON
+ 0x003b, // #SEMICOLON
+ 0x003c, // #LESS-THAN SIGN
+ 0x003d, // #EQUALS SIGN
+ 0x003e, // #GREATER-THAN SIGN
+ 0x003f, // #QUESTION MARK
+ 0x0040, // #COMMERCIAL AT
+ 0x0041, // #LATIN CAPITAL LETTER A
+ 0x0042, // #LATIN CAPITAL LETTER B
+ 0x0043, // #LATIN CAPITAL LETTER C
+ 0x0044, // #LATIN CAPITAL LETTER D
+ 0x0045, // #LATIN CAPITAL LETTER E
+ 0x0046, // #LATIN CAPITAL LETTER F
+ 0x0047, // #LATIN CAPITAL LETTER G
+ 0x0048, // #LATIN CAPITAL LETTER H
+ 0x0049, // #LATIN CAPITAL LETTER I
+ 0x004a, // #LATIN CAPITAL LETTER J
+ 0x004b, // #LATIN CAPITAL LETTER K
+ 0x004c, // #LATIN CAPITAL LETTER L
+ 0x004d, // #LATIN CAPITAL LETTER M
+ 0x004e, // #LATIN CAPITAL LETTER N
+ 0x004f, // #LATIN CAPITAL LETTER O
+ 0x0050, // #LATIN CAPITAL LETTER P
+ 0x0051, // #LATIN CAPITAL LETTER Q
+ 0x0052, // #LATIN CAPITAL LETTER R
+ 0x0053, // #LATIN CAPITAL LETTER S
+ 0x0054, // #LATIN CAPITAL LETTER T
+ 0x0055, // #LATIN CAPITAL LETTER U
+ 0x0056, // #LATIN CAPITAL LETTER V
+ 0x0057, // #LATIN CAPITAL LETTER W
+ 0x0058, // #LATIN CAPITAL LETTER X
+ 0x0059, // #LATIN CAPITAL LETTER Y
+ 0x005a, // #LATIN CAPITAL LETTER Z
+ 0x005b, // #LEFT SQUARE BRACKET
+ 0x005c, // #REVERSE SOLIDUS
+ 0x005d, // #RIGHT SQUARE BRACKET
+ 0x005e, // #CIRCUMFLEX ACCENT
+ 0x005f, // #LOW LINE
+ 0x0060, // #GRAVE ACCENT
+ 0x0061, // #LATIN SMALL LETTER A
+ 0x0062, // #LATIN SMALL LETTER B
+ 0x0063, // #LATIN SMALL LETTER C
+ 0x0064, // #LATIN SMALL LETTER D
+ 0x0065, // #LATIN SMALL LETTER E
+ 0x0066, // #LATIN SMALL LETTER F
+ 0x0067, // #LATIN SMALL LETTER G
+ 0x0068, // #LATIN SMALL LETTER H
+ 0x0069, // #LATIN SMALL LETTER I
+ 0x006a, // #LATIN SMALL LETTER J
+ 0x006b, // #LATIN SMALL LETTER K
+ 0x006c, // #LATIN SMALL LETTER L
+ 0x006d, // #LATIN SMALL LETTER M
+ 0x006e, // #LATIN SMALL LETTER N
+ 0x006f, // #LATIN SMALL LETTER O
+ 0x0070, // #LATIN SMALL LETTER P
+ 0x0071, // #LATIN SMALL LETTER Q
+ 0x0072, // #LATIN SMALL LETTER R
+ 0x0073, // #LATIN SMALL LETTER S
+ 0x0074, // #LATIN SMALL LETTER T
+ 0x0075, // #LATIN SMALL LETTER U
+ 0x0076, // #LATIN SMALL LETTER V
+ 0x0077, // #LATIN SMALL LETTER W
+ 0x0078, // #LATIN SMALL LETTER X
+ 0x0079, // #LATIN SMALL LETTER Y
+ 0x007a, // #LATIN SMALL LETTER Z
+ 0x007b, // #LEFT CURLY BRACKET
+ 0x007c, // #VERTICAL LINE
+ 0x007d, // #RIGHT CURLY BRACKET
+ 0x007e, // #TILDE
+ 0x007f, // #DELETE
+ 0x00c7, // #LATIN CAPITAL LETTER C WITH CEDILLA
+ 0x00fc, // #LATIN SMALL LETTER U WITH DIAERESIS
+ 0x00e9, // #LATIN SMALL LETTER E WITH ACUTE
+ 0x00e2, // #LATIN SMALL LETTER A WITH CIRCUMFLEX
+ 0x00e4, // #LATIN SMALL LETTER A WITH DIAERESIS
+ 0x00e0, // #LATIN SMALL LETTER A WITH GRAVE
+ 0x00e5, // #LATIN SMALL LETTER A WITH RING ABOVE
+ 0x00e7, // #LATIN SMALL LETTER C WITH CEDILLA
+ 0x00ea, // #LATIN SMALL LETTER E WITH CIRCUMFLEX
+ 0x00eb, // #LATIN SMALL LETTER E WITH DIAERESIS
+ 0x00e8, // #LATIN SMALL LETTER E WITH GRAVE
+ 0x00ef, // #LATIN SMALL LETTER I WITH DIAERESIS
+ 0x00ee, // #LATIN SMALL LETTER I WITH CIRCUMFLEX
+ 0x00ec, // #LATIN SMALL LETTER I WITH GRAVE
+ 0x00c4, // #LATIN CAPITAL LETTER A WITH DIAERESIS
+ 0x00c5, // #LATIN CAPITAL LETTER A WITH RING ABOVE
+ 0x00c9, // #LATIN CAPITAL LETTER E WITH ACUTE
+ 0x00e6, // #LATIN SMALL LIGATURE AE
+ 0x00c6, // #LATIN CAPITAL LIGATURE AE
+ 0x00f4, // #LATIN SMALL LETTER O WITH CIRCUMFLEX
+ 0x00f6, // #LATIN SMALL LETTER O WITH DIAERESIS
+ 0x00f2, // #LATIN SMALL LETTER O WITH GRAVE
+ 0x00fb, // #LATIN SMALL LETTER U WITH CIRCUMFLEX
+ 0x00f9, // #LATIN SMALL LETTER U WITH GRAVE
+ 0x00ff, // #LATIN SMALL LETTER Y WITH DIAERESIS
+ 0x00d6, // #LATIN CAPITAL LETTER O WITH DIAERESIS
+ 0x00dc, // #LATIN CAPITAL LETTER U WITH DIAERESIS
+ 0x00a2, // #CENT SIGN
+ 0x00a3, // #POUND SIGN
+ 0x00a5, // #YEN SIGN
+ 0x20a7, // #PESETA SIGN
+ 0x0192, // #LATIN SMALL LETTER F WITH HOOK
+ 0x00e1, // #LATIN SMALL LETTER A WITH ACUTE
+ 0x00ed, // #LATIN SMALL LETTER I WITH ACUTE
+ 0x00f3, // #LATIN SMALL LETTER O WITH ACUTE
+ 0x00fa, // #LATIN SMALL LETTER U WITH ACUTE
+ 0x00f1, // #LATIN SMALL LETTER N WITH TILDE
+ 0x00d1, // #LATIN CAPITAL LETTER N WITH TILDE
+ 0x00aa, // #FEMININE ORDINAL INDICATOR
+ 0x00ba, // #MASCULINE ORDINAL INDICATOR
+ 0x00bf, // #INVERTED QUESTION MARK
+ 0x2310, // #REVERSED NOT SIGN
+ 0x00ac, // #NOT SIGN
+ 0x00bd, // #VULGAR FRACTION ONE HALF
+ 0x00bc, // #VULGAR FRACTION ONE QUARTER
+ 0x00a1, // #INVERTED EXCLAMATION MARK
+ 0x00ab, // #LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
+ 0x00bb, // #RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
+ 0x2591, // #LIGHT SHADE
+ 0x2592, // #MEDIUM SHADE
+ 0x2593, // #DARK SHADE
+ 0x2502, // #BOX DRAWINGS LIGHT VERTICAL
+ 0x2524, // #BOX DRAWINGS LIGHT VERTICAL AND LEFT
+ 0x2561, // #BOX DRAWINGS VERTICAL SINGLE AND LEFT DOUBLE
+ 0x2562, // #BOX DRAWINGS VERTICAL DOUBLE AND LEFT SINGLE
+ 0x2556, // #BOX DRAWINGS DOWN DOUBLE AND LEFT SINGLE
+ 0x2555, // #BOX DRAWINGS DOWN SINGLE AND LEFT DOUBLE
+ 0x2563, // #BOX DRAWINGS DOUBLE VERTICAL AND LEFT
+ 0x2551, // #BOX DRAWINGS DOUBLE VERTICAL
+ 0x2557, // #BOX DRAWINGS DOUBLE DOWN AND LEFT
+ 0x255d, // #BOX DRAWINGS DOUBLE UP AND LEFT
+ 0x255c, // #BOX DRAWINGS UP DOUBLE AND LEFT SINGLE
+ 0x255b, // #BOX DRAWINGS UP SINGLE AND LEFT DOUBLE
+ 0x2510, // #BOX DRAWINGS LIGHT DOWN AND LEFT
+ 0x2514, // #BOX DRAWINGS LIGHT UP AND RIGHT
+ 0x2534, // #BOX DRAWINGS LIGHT UP AND HORIZONTAL
+ 0x252c, // #BOX DRAWINGS LIGHT DOWN AND HORIZONTAL
+ 0x251c, // #BOX DRAWINGS LIGHT VERTICAL AND RIGHT
+ 0x2500, // #BOX DRAWINGS LIGHT HORIZONTAL
+ 0x253c, // #BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL
+ 0x255e, // #BOX DRAWINGS VERTICAL SINGLE AND RIGHT DOUBLE
+ 0x255f, // #BOX DRAWINGS VERTICAL DOUBLE AND RIGHT SINGLE
+ 0x255a, // #BOX DRAWINGS DOUBLE UP AND RIGHT
+ 0x2554, // #BOX DRAWINGS DOUBLE DOWN AND RIGHT
+ 0x2569, // #BOX DRAWINGS DOUBLE UP AND HORIZONTAL
+ 0x2566, // #BOX DRAWINGS DOUBLE DOWN AND HORIZONTAL
+ 0x2560, // #BOX DRAWINGS DOUBLE VERTICAL AND RIGHT
+ 0x2550, // #BOX DRAWINGS DOUBLE HORIZONTAL
+ 0x256c, // #BOX DRAWINGS DOUBLE VERTICAL AND HORIZONTAL
+ 0x2567, // #BOX DRAWINGS UP SINGLE AND HORIZONTAL DOUBLE
+ 0x2568, // #BOX DRAWINGS UP DOUBLE AND HORIZONTAL SINGLE
+ 0x2564, // #BOX DRAWINGS DOWN SINGLE AND HORIZONTAL DOUBLE
+ 0x2565, // #BOX DRAWINGS DOWN DOUBLE AND HORIZONTAL SINGLE
+ 0x2559, // #BOX DRAWINGS UP DOUBLE AND RIGHT SINGLE
+ 0x2558, // #BOX DRAWINGS UP SINGLE AND RIGHT DOUBLE
+ 0x2552, // #BOX DRAWINGS DOWN SINGLE AND RIGHT DOUBLE
+ 0x2553, // #BOX DRAWINGS DOWN DOUBLE AND RIGHT SINGLE
+ 0x256b, // #BOX DRAWINGS VERTICAL DOUBLE AND HORIZONTAL SINGLE
+ 0x256a, // #BOX DRAWINGS VERTICAL SINGLE AND HORIZONTAL DOUBLE
+ 0x2518, // #BOX DRAWINGS LIGHT UP AND LEFT
+ 0x250c, // #BOX DRAWINGS LIGHT DOWN AND RIGHT
+ 0x2588, // #FULL BLOCK
+ 0x2584, // #LOWER HALF BLOCK
+ 0x258c, // #LEFT HALF BLOCK
+ 0x2590, // #RIGHT HALF BLOCK
+ 0x2580, // #UPPER HALF BLOCK
+ 0x03b1, // #GREEK SMALL LETTER ALPHA
+ 0x00df, // #LATIN SMALL LETTER SHARP S
+ 0x0393, // #GREEK CAPITAL LETTER GAMMA
+ 0x03c0, // #GREEK SMALL LETTER PI
+ 0x03a3, // #GREEK CAPITAL LETTER SIGMA
+ 0x03c3, // #GREEK SMALL LETTER SIGMA
+ 0x00b5, // #MICRO SIGN
+ 0x03c4, // #GREEK SMALL LETTER TAU
+ 0x03a6, // #GREEK CAPITAL LETTER PHI
+ 0x0398, // #GREEK CAPITAL LETTER THETA
+ 0x03a9, // #GREEK CAPITAL LETTER OMEGA
+ 0x03b4, // #GREEK SMALL LETTER DELTA
+ 0x221e, // #INFINITY
+ 0x03c6, // #GREEK SMALL LETTER PHI
+ 0x03b5, // #GREEK SMALL LETTER EPSILON
+ 0x2229, // #INTERSECTION
+ 0x2261, // #IDENTICAL TO
+ 0x00b1, // #PLUS-MINUS SIGN
+ 0x2265, // #GREATER-THAN OR EQUAL TO
+ 0x2264, // #LESS-THAN OR EQUAL TO
+ 0x2320, // #TOP HALF INTEGRAL
+ 0x2321, // #BOTTOM HALF INTEGRAL
+ 0x00f7, // #DIVISION SIGN
+ 0x2248, // #ALMOST EQUAL TO
+ 0x00b0, // #DEGREE SIGN
+ 0x2219, // #BULLET OPERATOR
+ 0x00b7, // #MIDDLE DOT
+ 0x221a, // #SQUARE ROOT
+ 0x207f, // #SUPERSCRIPT LATIN SMALL LETTER N
+ 0x00b2, // #SUPERSCRIPT TWO
+ 0x25a0, // #BLACK SQUARE
+ 0x00a0, // #NO-BREAK SPACE
+ };
+
+ public char map_cp850_unicode(char x) {
+ if (x >= 0x100)
+ return x;
+ return unimap[x];
+ }
+
+ private void _SetCursor(int row, int col) {
+ int maxr = getRows();
+ int tm = getTopMargin();
+
+ R = (row < 0)?0:row;
+ C = (col < 0)?0:col;
+
+ if (!moveoutsidemargins) {
+ R += tm;
+ maxr = getBottomMargin();
+ }
+ if (R > maxr) R = maxr;
+ }
+
+ private void putChar(char c, boolean doshowcursor) {
+ int rows = getRows(); //statusline
+ int columns = getColumns();
+ int tm = getTopMargin();
+ int bm = getBottomMargin();
+ // byte msg[];
+ boolean mapped = false;
+
+ if (debug > 4) System.out.println("putChar(" + c + " [" + ((int) c) + "]) at R=" + R + " , C=" + C + ", columns=" + columns + ", rows=" + rows);
+ markLine(R, 1);
+ if (c > 255) {
+ if (debug > 0)
+ System.out.println("char > 255:" + (int) c);
+ //return;
+ }
+
+
+ switch (term_state) {
+ case TSTATE_DATA:
+ /* FIXME: we shouldn't use chars with bit 8 set if ibmcharset.
+ * probably... but some BBS do anyway...
+ */
+ if (!useibmcharset) {
+ boolean doneflag = true;
+ switch (c) {
+ case OSC:
+ osc = "";
+ term_state = TSTATE_OSC;
+ break;
+ case RI:
+ if (R > tm)
+ R--;
+ else
+ insertLine(R, 1, SCROLL_DOWN);
+ if (debug > 1)
+ System.out.println("RI");
+ break;
+ case IND:
+ if (debug > 2)
+ System.out.println("IND at " + R + ", tm is " + tm + ", bm is " + bm);
+ if (R == bm || R == rows - 1)
+ insertLine(R, 1, SCROLL_UP);
+ else
+ R++;
+ if (debug > 1)
+ System.out.println("IND (at " + R + " )");
+ break;
+ case NEL:
+ if (R == bm || R == rows - 1)
+ insertLine(R, 1, SCROLL_UP);
+ else
+ R++;
+ C = 0;
+ if (debug > 1)
+ System.out.println("NEL (at " + R + " )");
+ break;
+ case HTS:
+ Tabs[C] = 1;
+ if (debug > 1)
+ System.out.println("HTS");
+ break;
+ case DCS:
+ dcs = "";
+ term_state = TSTATE_DCS;
+ break;
+ default:
+ doneflag = false;
+ break;
+ }
+ if (doneflag) break;
+ }
+ switch (c) {
+ case SS3:
+ onegl = 3;
+ break;
+ case SS2:
+ onegl = 2;
+ break;
+ case CSI: // should be in the 8bit section, but some BBS use this
+ DCEvar = 0;
+ DCEvars[0] = 0;
+ DCEvars[1] = 0;
+ DCEvars[2] = 0;
+ DCEvars[3] = 0;
+ term_state = TSTATE_CSI;
+ break;
+ case ESC:
+ term_state = TSTATE_ESC;
+ lastwaslf = 0;
+ break;
+ case 5: /* ENQ */
+ write(answerBack, false);
+ break;
+ case 12:
+ /* FormFeed, Home for the BBS world */
+ deleteArea(0, 0, columns, rows, attributes);
+ C = R = 0;
+ break;
+ case '\b': /* 8 */
+ C--;
+ if (C < 0)
+ C = 0;
+ lastwaslf = 0;
+ break;
+ case '\t':
+ do {
+ // Don't overwrite or insert! TABS are not destructive, but movement!
+ C++;
+ } while (C < columns && (Tabs[C] == 0));
+ lastwaslf = 0;
+ break;
+ case '\r':
+ C = 0;
+ break;
+ case '\n':
+ if (debug > 3)
+ System.out.println("R= " + R + ", bm " + bm + ", tm=" + tm + ", rows=" + rows);
+ if (!vms) {
+ if (lastwaslf != 0 && lastwaslf != c) // Ray: I do not understand this logic.
+ break;
+ lastwaslf = c;
+ /*C = 0;*/
+ }
+ if (R == bm || R >= rows - 1)
+ insertLine(R, 1, SCROLL_UP);
+ else
+ R++;
+ break;
+ case 7:
+ beep();
+ break;
+ case '\016': /* SMACS , as */
+ /* ^N, Shift out - Put G1 into GL */
+ gl = 1;
+ usedcharsets = true;
+ break;
+ case '\017': /* RMACS , ae */
+ /* ^O, Shift in - Put G0 into GL */
+ gl = 0;
+ usedcharsets = true;
+ break;
+ default:
+ {
+ int thisgl = gl;
+
+ if (onegl >= 0) {
+ thisgl = onegl;
+ onegl = -1;
+ }
+ lastwaslf = 0;
+ if (c < 32) {
+ if (c != 0)
+ if (debug > 0)
+ System.out.println("TSTATE_DATA char: " + ((int) c));
+ /*break; some BBS really want those characters, like hearst etc. */
+ if (c == 0) /* print 0 ... you bet */
+ break;
+ }
+ if (C >= columns) {
+ if (wraparound) {
+ if (R < rows - 1)
+ R++;
+ else
+ insertLine(R, 1, SCROLL_UP);
+ C = 0;
+ } else {
+ // cursor stays on last character.
+ C = columns - 1;
+ }
+ }
+
+ // Mapping if DEC Special is chosen charset
+ if (usedcharsets) {
+ if (c >= '\u0020' && c <= '\u007f') {
+ switch (gx[thisgl]) {
+ case '0':
+ // Remap SCOANSI line drawing to VT100 line drawing chars
+ // for our SCO using customers.
+ if (terminalID.equals("scoansi") || terminalID.equals("ansi")) {
+ for (int i = 0; i < scoansi_acs.length(); i += 2) {
+ if (c == scoansi_acs.charAt(i)) {
+ c = scoansi_acs.charAt(i + 1);
+ break;
+ }
+ }
+ }
+ if (c >= '\u005f' && c <= '\u007e') {
+ c = DECSPECIAL[(short) c - 0x5f];
+ mapped = true;
+ }
+ break;
+ case '<': // 'user preferred' is currently 'ISO Latin-1 suppl
+ c = (char) (((int) c & 0x7f) | 0x80);
+ mapped = true;
+ break;
+ case 'A':
+ case 'B': // Latin-1 , ASCII -> fall through
+ mapped = true;
+ break;
+ default:
+ System.out.println("Unsupported GL mapping: " + gx[thisgl]);
+ break;
+ }
+ }
+ if (!mapped && (c >= '\u0080' && c <= '\u00ff')) {
+ switch (gx[gr]) {
+ case '0':
+ if (c >= '\u00df' && c <= '\u00fe') {
+ c = DECSPECIAL[c - '\u00df'];
+ mapped = true;
+ }
+ break;
+ case '<':
+ case 'A':
+ case 'B':
+ mapped = true;
+ break;
+ default:
+ System.out.println("Unsupported GR mapping: " + gx[gr]);
+ break;
+ }
+ }
+ }
+ if (!mapped && useibmcharset)
+ c = map_cp850_unicode(c);
+
+ /*if(true || (statusmode == 0)) { */
+ if (insertmode == 1) {
+ insertChar(C, R, c, attributes);
+ } else {
+ putChar(C, R, c, attributes);
+ }
+ /*
+ } else {
+ if (insertmode==1) {
+ insertChar(C, rows, c, attributes);
+ } else {
+ putChar(C, rows, c, attributes);
+ }
+ }
+ */
+ C++;
+ break;
+ }
+ } /* switch(c) */
+ break;
+ case TSTATE_OSC:
+ if ((c < 0x20) && (c != ESC)) {// NP - No printing character
+ handle_osc(osc);
+ term_state = TSTATE_DATA;
+ break;
+ }
+ //but check for vt102 ESC \
+ if (c == '\\' && osc.charAt(osc.length() - 1) == ESC) {
+ handle_osc(osc);
+ term_state = TSTATE_DATA;
+ break;
+ }
+ osc = osc + c;
+ break;
+ case TSTATE_ESCSPACE:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case 'F': /* S7C1T, Disable output of 8-bit controls, use 7-bit */
+ output8bit = false;
+ break;
+ case 'G': /* S8C1T, Enable output of 8-bit control codes*/
+ output8bit = true;
+ break;
+ default:
+ System.out.println("ESC <space> " + c + " unhandled.");
+ }
+ break;
+ case TSTATE_ESC:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case ' ':
+ term_state = TSTATE_ESCSPACE;
+ break;
+ case '#':
+ term_state = TSTATE_ESCSQUARE;
+ break;
+ case 'c':
+ /* Hard terminal reset */
+ /* reset character sets */
+ gx[0] = 'B';
+ gx[1] = '0';
+ gx[2] = 'B';
+ gx[3] = 'B';
+ gl = 0; // default GL to G0
+ gr = 1; // default GR to G1
+ /* reset tabs */
+ int nw = getColumns();
+ if (nw < 132) nw = 132;
+ Tabs = new byte[nw];
+ for (int i = 0; i < nw; i += 8) {
+ Tabs[i] = 1;
+ }
+ /*FIXME:*/
+ break;
+ case '[':
+ DCEvar = 0;
+ DCEvars[0] = 0;
+ DCEvars[1] = 0;
+ DCEvars[2] = 0;
+ DCEvars[3] = 0;
+ term_state = TSTATE_CSI;
+ break;
+ case ']':
+ osc = "";
+ term_state = TSTATE_OSC;
+ break;
+ case 'P':
+ dcs = "";
+ term_state = TSTATE_DCS;
+ break;
+ case 'A': /* CUU */
+ R--;
+ if (R < 0) R = 0;
+ break;
+ case 'B': /* CUD */
+ R++;
+ if (R > rows - 1) R = rows - 1;
+ break;
+ case 'C':
+ C++;
+ if (C >= columns) C = columns - 1;
+ break;
+ case 'I': // RI
+ insertLine(R, 1, SCROLL_DOWN);
+ break;
+ case 'E': /* NEL */
+ if (R == bm || R == rows - 1)
+ insertLine(R, 1, SCROLL_UP);
+ else
+ R++;
+ C = 0;
+ if (debug > 1)
+ System.out.println("ESC E (at " + R + ")");
+ break;
+ case 'D': /* IND */
+ if (R == bm || R == rows - 1)
+ insertLine(R, 1, SCROLL_UP);
+ else
+ R++;
+ if (debug > 1)
+ System.out.println("ESC D (at " + R + " )");
+ break;
+ case 'J': /* erase to end of screen */
+ if (R < rows - 1)
+ deleteArea(0, R + 1, columns, rows - R - 1, attributes);
+ if (C < columns - 1)
+ deleteArea(C, R, columns - C, 1, attributes);
+ break;
+ case 'K':
+ if (C < columns - 1)
+ deleteArea(C, R, columns - C, 1, attributes);
+ break;
+ case 'M': // RI
+ System.out.println("ESC M : R is "+R+", tm is "+tm+", bm is "+bm);
+ if (R > bm) // outside scrolling region
+ break;
+ if (R > tm) { // just go up 1 line.
+ R--;
+ } else { // scroll down
+ insertLine(R, 1, SCROLL_DOWN);
+ }
+ /* else do nothing ; */
+ if (debug > 2)
+ System.out.println("ESC M ");
+ break;
+ case 'H':
+ if (debug > 1)
+ System.out.println("ESC H at " + C);
+ /* right border probably ...*/
+ if (C >= columns)
+ C = columns - 1;
+ Tabs[C] = 1;
+ break;
+ case 'N': // SS2
+ onegl = 2;
+ break;
+ case 'O': // SS3
+ onegl = 3;
+ break;
+ case '=':
+ /*application keypad*/
+ if (debug > 0)
+ System.out.println("ESC =");
+ keypadmode = true;
+ break;
+ case '<': /* vt52 mode off */
+ vt52mode = false;
+ break;
+ case '>': /*normal keypad*/
+ if (debug > 0)
+ System.out.println("ESC >");
+ keypadmode = false;
+ break;
+ case '7': /*save cursor, attributes, margins */
+ Sc = C;
+ Sr = R;
+ Sgl = gl;
+ Sgr = gr;
+ Sa = attributes;
+ Sgx = new char[4];
+ for (int i = 0; i < 4; i++) Sgx[i] = gx[i];
+ Stm = getTopMargin();
+ Sbm = getBottomMargin();
+ if (debug > 1)
+ System.out.println("ESC 7");
+ break;
+ case '8': /*restore cursor, attributes, margins */
+ C = Sc;
+ R = Sr;
+ gl = Sgl;
+ gr = Sgr;
+ for (int i = 0; i < 4; i++) gx[i] = Sgx[i];
+ setTopMargin(Stm);
+ setBottomMargin(Sbm);
+ attributes = Sa;
+ if (debug > 1)
+ System.out.println("ESC 8");
+ break;
+ case '(': /* Designate G0 Character set (ISO 2022) */
+ term_state = TSTATE_SETG0;
+ usedcharsets = true;
+ break;
+ case ')': /* Designate G1 character set (ISO 2022) */
+ term_state = TSTATE_SETG1;
+ usedcharsets = true;
+ break;
+ case '*': /* Designate G2 Character set (ISO 2022) */
+ term_state = TSTATE_SETG2;
+ usedcharsets = true;
+ break;
+ case '+': /* Designate G3 Character set (ISO 2022) */
+ term_state = TSTATE_SETG3;
+ usedcharsets = true;
+ break;
+ case '~': /* Locking Shift 1, right */
+ gr = 1;
+ usedcharsets = true;
+ break;
+ case 'n': /* Locking Shift 2 */
+ gl = 2;
+ usedcharsets = true;
+ break;
+ case '}': /* Locking Shift 2, right */
+ gr = 2;
+ usedcharsets = true;
+ break;
+ case 'o': /* Locking Shift 3 */
+ gl = 3;
+ usedcharsets = true;
+ break;
+ case '|': /* Locking Shift 3, right */
+ gr = 3;
+ usedcharsets = true;
+ break;
+ case 'Y': /* vt52 cursor address mode , next chars are x,y */
+ term_state = TSTATE_VT52Y;
+ break;
+ default:
+ System.out.println("ESC unknown letter: " + c + " (" + ((int) c) + ")");
+ break;
+ }
+ break;
+ case TSTATE_VT52X:
+ C = c - 37;
+ term_state = TSTATE_VT52Y;
+ break;
+ case TSTATE_VT52Y:
+ R = c - 37;
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_SETG0:
+ if (c != '0' && c != 'A' && c != 'B' && c != '<')
+ System.out.println("ESC ( " + c + ": G0 char set? (" + ((int) c) + ")");
+ else {
+ if (debug > 2) System.out.println("ESC ( : G0 char set (" + c + " " + ((int) c) + ")");
+ gx[0] = c;
+ }
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_SETG1:
+ if (c != '0' && c != 'A' && c != 'B' && c != '<') {
+ System.out.println("ESC ) " + c + " (" + ((int) c) + ") :G1 char set?");
+ } else {
+ if (debug > 2) System.out.println("ESC ) :G1 char set (" + c + " " + ((int) c) + ")");
+ gx[1] = c;
+ }
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_SETG2:
+ if (c != '0' && c != 'A' && c != 'B' && c != '<')
+ System.out.println("ESC*:G2 char set? (" + ((int) c) + ")");
+ else {
+ if (debug > 2) System.out.println("ESC*:G2 char set (" + c + " " + ((int) c) + ")");
+ gx[2] = c;
+ }
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_SETG3:
+ if (c != '0' && c != 'A' && c != 'B' && c != '<')
+ System.out.println("ESC+:G3 char set? (" + ((int) c) + ")");
+ else {
+ if (debug > 2) System.out.println("ESC+:G3 char set (" + c + " " + ((int) c) + ")");
+ gx[3] = c;
+ }
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_ESCSQUARE:
+ switch (c) {
+ case '8':
+ for (int i = 0; i < columns; i++)
+ for (int j = 0; j < rows; j++)
+ putChar(i, j, 'E', 0);
+ break;
+ default:
+ System.out.println("ESC # " + c + " not supported.");
+ break;
+ }
+ term_state = TSTATE_DATA;
+ break;
+ case TSTATE_DCS:
+ if (c == '\\' && dcs.charAt(dcs.length() - 1) == ESC) {
+ handle_dcs(dcs);
+ term_state = TSTATE_DATA;
+ break;
+ }
+ dcs = dcs + c;
+ break;
+
+ case TSTATE_DCEQ:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ DCEvars[DCEvar] = DCEvars[DCEvar] * 10 + ((int) c) - 48;
+ term_state = TSTATE_DCEQ;
+ break;
+ case ';':
+ DCEvar++;
+ DCEvars[DCEvar] = 0;
+ term_state = TSTATE_DCEQ;
+ break;
+ case 's': // XTERM_SAVE missing!
+ if (true || debug > 1)
+ System.out.println("ESC [ ? " + DCEvars[0] + " s unimplemented!");
+ break;
+ case 'r': // XTERM_RESTORE
+ if (true || debug > 1)
+ System.out.println("ESC [ ? " + DCEvars[0] + " r");
+ /* DEC Mode reset */
+ for (int i = 0; i <= DCEvar; i++) {
+ switch (DCEvars[i]) {
+ case 3: /* 80 columns*/
+ setScreenSize(80, getRows(), true);
+ break;
+ case 4: /* scrolling mode, smooth */
+ break;
+ case 5: /* light background */
+ break;
+ case 6: /* DECOM (Origin Mode) move inside margins. */
+ moveoutsidemargins = true;
+ break;
+ case 7: /* DECAWM: Autowrap Mode */
+ wraparound = false;
+ break;
+ case 12:/* local echo off */
+ break;
+ case 9: /* X10 mouse */
+ case 1000: /* xterm style mouse report on */
+ case 1001:
+ case 1002:
+ case 1003:
+ mouserpt = DCEvars[i];
+ break;
+ default:
+ System.out.println("ESC [ ? " + DCEvars[0] + " r, unimplemented!");
+ }
+ }
+ break;
+ case 'h': // DECSET
+ if (debug > 0)
+ System.out.println("ESC [ ? " + DCEvars[0] + " h");
+ /* DEC Mode set */
+ for (int i = 0; i <= DCEvar; i++) {
+ switch (DCEvars[i]) {
+ case 1: /* Application cursor keys */
+ KeyUp[0] = "\u001bOA";
+ KeyDown[0] = "\u001bOB";
+ KeyRight[0] = "\u001bOC";
+ KeyLeft[0] = "\u001bOD";
+ break;
+ case 2: /* DECANM */
+ vt52mode = false;
+ break;
+ case 3: /* 132 columns*/
+ setScreenSize(132, getRows(), true);
+ break;
+ case 6: /* DECOM: move inside margins. */
+ moveoutsidemargins = false;
+ break;
+ case 7: /* DECAWM: Autowrap Mode */
+ wraparound = true;
+ break;
+ case 25: /* turn cursor on */
+ showCursor(true);
+ break;
+ case 9: /* X10 mouse */
+ case 1000: /* xterm style mouse report on */
+ case 1001:
+ case 1002:
+ case 1003:
+ mouserpt = DCEvars[i];
+ break;
+
+ /* unimplemented stuff, fall through */
+ /* 4 - scrolling mode, smooth */
+ /* 5 - light background */
+ /* 12 - local echo off */
+ /* 18 - DECPFF - Printer Form Feed Mode -> On */
+ /* 19 - DECPEX - Printer Extent Mode -> Screen */
+ default:
+ System.out.println("ESC [ ? " + DCEvars[0] + " h, unsupported.");
+ break;
+ }
+ }
+ break;
+ case 'i': // DEC Printer Control, autoprint, echo screenchars to printer
+ // This is different to CSI i!
+ // Also: "Autoprint prints a final display line only when the
+ // cursor is moved off the line by an autowrap or LF, FF, or
+ // VT (otherwise do not print the line)."
+ switch (DCEvars[0]) {
+ case 1:
+ if (debug > 1)
+ System.out.println("CSI ? 1 i : Print line containing cursor");
+ break;
+ case 4:
+ if (debug > 1)
+ System.out.println("CSI ? 4 i : Start passthrough printing");
+ break;
+ case 5:
+ if (debug > 1)
+ System.out.println("CSI ? 4 i : Stop passthrough printing");
+ break;
+ }
+ break;
+ case 'l': //DECRST
+ /* DEC Mode reset */
+ if (debug > 0)
+ System.out.println("ESC [ ? " + DCEvars[0] + " l");
+ for (int i = 0; i <= DCEvar; i++) {
+ switch (DCEvars[i]) {
+ case 1: /* Application cursor keys */
+ KeyUp[0] = "\u001b[A";
+ KeyDown[0] = "\u001b[B";
+ KeyRight[0] = "\u001b[C";
+ KeyLeft[0] = "\u001b[D";
+ break;
+ case 2: /* DECANM */
+ vt52mode = true;
+ break;
+ case 3: /* 80 columns*/
+ setScreenSize(80, getRows(), true);
+ break;
+ case 6: /* DECOM: move outside margins. */
+ moveoutsidemargins = true;
+ break;
+ case 7: /* DECAWM: Autowrap Mode OFF */
+ wraparound = false;
+ break;
+ case 25: /* turn cursor off */
+ showCursor(false);
+ break;
+ /* Unimplemented stuff: */
+ /* 4 - scrolling mode, jump */
+ /* 5 - dark background */
+ /* 7 - DECAWM - no wrap around mode */
+ /* 12 - local echo on */
+ /* 18 - DECPFF - Printer Form Feed Mode -> Off*/
+ /* 19 - DECPEX - Printer Extent Mode -> Scrolling Region */
+ case 9: /* X10 mouse */
+ case 1000: /* xterm style mouse report OFF */
+ case 1001:
+ case 1002:
+ case 1003:
+ mouserpt = 0;
+ break;
+ default:
+ System.out.println("ESC [ ? " + DCEvars[0] + " l, unsupported.");
+ break;
+ }
+ }
+ break;
+ case 'n':
+ if (debug > 0)
+ System.out.println("ESC [ ? " + DCEvars[0] + " n");
+ switch (DCEvars[0]) {
+ case 15:
+ /* printer? no printer. */
+ write(((char) ESC) + "[?13n", false);
+ System.out.println("ESC[5n");
+ break;
+ default:
+ System.out.println("ESC [ ? " + DCEvars[0] + " n, unsupported.");
+ break;
+ }
+ break;
+ default:
+ System.out.println("ESC [ ? " + DCEvars[0] + " " + c + ", unsupported.");
+ break;
+ }
+ break;
+ case TSTATE_CSI_EX:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case ESC:
+ term_state = TSTATE_ESC;
+ break;
+ default:
+ System.out.println("Unknown character ESC[! character is " + (int) c);
+ break;
+ }
+ break;
+ case TSTATE_CSI_TICKS:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case 'p':
+ System.out.println("Conformance level: " + DCEvars[0] + " (unsupported)," + DCEvars[1]);
+ if (DCEvars[0] == 61) {
+ output8bit = false;
+ break;
+ }
+ if (DCEvars[1] == 1) {
+ output8bit = false;
+ } else {
+ output8bit = true; /* 0 or 2 */
+ }
+ break;
+ default:
+ System.out.println("Unknown ESC [... \"" + c);
+ break;
+ }
+ break;
+ case TSTATE_CSI_EQUAL:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ DCEvars[DCEvar] = DCEvars[DCEvar] * 10 + ((int) c) - 48;
+ term_state = TSTATE_CSI_EQUAL;
+ break;
+ case ';':
+ DCEvar++;
+ DCEvars[DCEvar] = 0;
+ term_state = TSTATE_CSI_EQUAL;
+ break;
+
+ case 'F': /* SCO ANSI foreground */
+ {
+ int newcolor;
+
+ System.out.println("ESC [ = "+DCEvars[0]+" F");
+
+ attributes &= ~COLOR_FG;
+ newcolor = ((DCEvars[0] & 1) << 2) |
+ (DCEvars[0] & 2) |
+ ((DCEvars[0] & 4) >> 2) ;
+ attributes |= (newcolor+1) << COLOR_FG_SHIFT;
+
+ break;
+ }
+ case 'G': /* SCO ANSI background */
+ {
+ int newcolor;
+
+ System.out.println("ESC [ = "+DCEvars[0]+" G");
+
+ attributes &= ~COLOR_BG;
+ newcolor = ((DCEvars[0] & 1) << 2) |
+ (DCEvars[0] & 2) |
+ ((DCEvars[0] & 4) >> 2) ;
+ attributes |= (newcolor+1) << COLOR_BG_SHIFT;
+ break;
+ }
+
+ default:
+ System.out.print("Unknown ESC [ = ");
+ for (int i=0;i<=DCEvar;i++)
+ System.out.print(DCEvars[i]+",");
+ System.out.println("" + c);
+ break;
+ }
+ break;
+ case TSTATE_CSI_DOLLAR:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case '}':
+ System.out.println("Active Status Display now " + DCEvars[0]);
+ statusmode = DCEvars[0];
+ break;
+ /* bad documentation?
+ case '-':
+ System.out.println("Set Status Display now "+DCEvars[0]);
+ break;
+ */
+ case '~':
+ System.out.println("Status Line mode now " + DCEvars[0]);
+ break;
+ default:
+ System.out.println("UNKNOWN Status Display code " + c + ", with Pn=" + DCEvars[0]);
+ break;
+ }
+ break;
+ case TSTATE_CSI:
+ term_state = TSTATE_DATA;
+ switch (c) {
+ case '"':
+ term_state = TSTATE_CSI_TICKS;
+ break;
+ case '$':
+ term_state = TSTATE_CSI_DOLLAR;
+ break;
+ case '=':
+ term_state = TSTATE_CSI_EQUAL;
+ break;
+ case '!':
+ term_state = TSTATE_CSI_EX;
+ break;
+ case '?':
+ DCEvar = 0;
+ DCEvars[0] = 0;
+ term_state = TSTATE_DCEQ;
+ break;
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ DCEvars[DCEvar] = DCEvars[DCEvar] * 10 + ((int) c) - 48;
+ term_state = TSTATE_CSI;
+ break;
+ case ';':
+ DCEvar++;
+ DCEvars[DCEvar] = 0;
+ term_state = TSTATE_CSI;
+ break;
+ case 'c':/* send primary device attributes */
+ /* send (ESC[?61c) */
+
+ String subcode = "";
+ if (terminalID.equals("vt320")) subcode = "63;";
+ if (terminalID.equals("vt220")) subcode = "62;";
+ if (terminalID.equals("vt100")) subcode = "61;";
+ write(((char) ESC) + "[?" + subcode + "1;2c", false);
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " c");
+ break;
+ case 'q':
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " q");
+ break;
+ case 'g':
+ /* used for tabsets */
+ switch (DCEvars[0]) {
+ case 3:/* clear them */
+ Tabs = new byte[getColumns()];
+ break;
+ case 0:
+ Tabs[C] = 0;
+ break;
+ }
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " g");
+ break;
+ case 'h':
+ switch (DCEvars[0]) {
+ case 4:
+ insertmode = 1;
+ break;
+ case 20:
+ System.out.println("Setting CRLF to TRUE");
+ sendcrlf = true;
+ break;
+ default:
+ System.out.println("unsupported: ESC [ " + DCEvars[0] + " h");
+ break;
+ }
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " h");
+ break;
+ case 'i': // Printer Controller mode.
+ // "Transparent printing sends all output, except the CSI 4 i
+ // termination string, to the printer and not the screen,
+ // uses an 8-bit channel if no parity so NUL and DEL will be
+ // seen by the printer and by the termination recognizer code,
+ // and all translation and character set selections are
+ // bypassed."
+ switch (DCEvars[0]) {
+ case 0:
+ if (debug > 1)
+ System.out.println("CSI 0 i: Print Screen, not implemented.");
+ break;
+ case 4:
+ if (debug > 1)
+ System.out.println("CSI 4 i: Enable Transparent Printing, not implemented.");
+ break;
+ case 5:
+ if (debug > 1)
+ System.out.println("CSI 4/5 i: Disable Transparent Printing, not implemented.");
+ break;
+ default:
+ System.out.println("ESC [ " + DCEvars[0] + " i, unimplemented!");
+ }
+ break;
+ case 'l':
+ switch (DCEvars[0]) {
+ case 4:
+ insertmode = 0;
+ break;
+ case 20:
+ System.out.println("Setting CRLF to FALSE");
+ sendcrlf = false;
+ break;
+ default:
+ System.out.println("ESC [ " + DCEvars[0] + " l, unimplemented!");
+ break;
+ }
+ break;
+ case 'A': // CUU
+ {
+ int limit;
+ /* FIXME: xterm only cares about 0 and topmargin */
+ if (R > bm)
+ limit = bm + 1;
+ else if (R >= tm) {
+ limit = tm;
+ } else
+ limit = 0;
+ if (DCEvars[0] == 0)
+ R--;
+ else
+ R -= DCEvars[0];
+ if (R < limit)
+ R = limit;
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " A");
+ break;
+ }
+ case 'B': // CUD
+ /* cursor down n (1) times */
+ {
+ int limit;
+ if (R < tm)
+ limit = tm - 1;
+ else if (R <= bm) {
+ limit = bm;
+ } else
+ limit = rows - 1;
+ if (DCEvars[0] == 0)
+ R++;
+ else
+ R += DCEvars[0];
+ if (R > limit)
+ R = limit;
+ else {
+ if (debug > 2) System.out.println("Not limited.");
+ }
+ if (debug > 2) System.out.println("to: " + R);
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " B (at C=" + C + ")");
+ break;
+ }
+ case 'C':
+ if (DCEvars[0] == 0)
+ C++;
+ else
+ C += DCEvars[0];
+ if (C > columns - 1)
+ C = columns - 1;
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " C");
+ break;
+ case 'd': // CVA
+ R = DCEvars[0];
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " d");
+ break;
+ case 'D':
+ if (DCEvars[0] == 0)
+ C--;
+ else
+ C -= DCEvars[0];
+ if (C < 0) C = 0;
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " D");
+ break;
+ case 'r': // DECSTBM
+ if (DCEvar > 0) // Ray: Any argument is optional
+ {
+ R = DCEvars[1] - 1;
+ if (R < 0)
+ R = rows - 1;
+ else if (R >= rows) {
+ R = rows - 1;
+ }
+ } else
+ R = rows - 1;
+ setBottomMargin(R);
+ if (R >= DCEvars[0]) {
+ R = DCEvars[0] - 1;
+ if (R < 0)
+ R = 0;
+ }
+ setTopMargin(R);
+ _SetCursor(0, 0);
+ if (debug > 1)
+ System.out.println("ESC [" + DCEvars[0] + " ; " + DCEvars[1] + " r");
+ break;
+ case 'G': /* CUP / cursor absolute column */
+ C = DCEvars[0];
+ if (debug > 1) System.out.println("ESC [ " + DCEvars[0] + " G");
+ break;
+ case 'H': /* CUP / cursor position */
+ /* gets 2 arguments */
+ _SetCursor(DCEvars[0] - 1, DCEvars[1] - 1);
+ if (debug > 2) {
+ System.out.println("ESC [ " + DCEvars[0] + ";" + DCEvars[1] + " H, moveoutsidemargins " + moveoutsidemargins);
+ System.out.println(" -> R now " + R + ", C now " + C);
+ }
+ break;
+ case 'f': /* move cursor 2 */
+ /* gets 2 arguments */
+ R = DCEvars[0] - 1;
+ C = DCEvars[1] - 1;
+ if (C < 0) C = 0;
+ if (R < 0) R = 0;
+ if (debug > 2)
+ System.out.println("ESC [ " + DCEvars[0] + ";" + DCEvars[1] + " f");
+ break;
+ case 'S': /* ind aka 'scroll forward' */
+ if (DCEvars[0] == 0)
+ insertLine(rows - 1, SCROLL_UP);
+ else
+ insertLine(rows - 1, DCEvars[0], SCROLL_UP);
+ break;
+ case 'L':
+ /* insert n lines */
+ if (DCEvars[0] == 0)
+ insertLine(R, SCROLL_DOWN);
+ else
+ insertLine(R, DCEvars[0], SCROLL_DOWN);
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + "" + (c) + " (at R " + R + ")");
+ break;
+ case 'T': /* 'ri' aka scroll backward */
+ if (DCEvars[0] == 0)
+ insertLine(0, SCROLL_DOWN);
+ else
+ insertLine(0, DCEvars[0], SCROLL_DOWN);
+ break;
+ case 'M':
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + "" + (c) + " at R=" + R);
+ if (DCEvars[0] == 0)
+ deleteLine(R);
+ else
+ for (int i = 0; i < DCEvars[0]; i++)
+ deleteLine(R);
+ break;
+ case 'K':
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " K");
+ /* clear in line */
+ switch (DCEvars[0]) {
+ case 6: /* 97801 uses ESC[6K for delete to end of line */
+ case 0:/*clear to right*/
+ if (C < columns - 1)
+ deleteArea(C, R, columns - C, 1, attributes);
+ break;
+ case 1:/*clear to the left, including this */
+ if (C > 0)
+ deleteArea(0, R, C + 1, 1, attributes);
+ break;
+ case 2:/*clear whole line */
+ deleteArea(0, R, columns, 1, attributes);
+ break;
+ }
+ break;
+ case 'J':
+ /* clear below current line */
+ switch (DCEvars[0]) {
+ case 0:
+ if (R < rows - 1)
+ deleteArea(0, R + 1, columns, rows - R - 1, attributes);
+ if (C < columns - 1)
+ deleteArea(C, R, columns - C, 1, attributes);
+ break;
+ case 1:
+ if (R > 0)
+ deleteArea(0, 0, columns, R, attributes);
+ if (C > 0)
+ deleteArea(0, R, C + 1, 1, attributes);// include up to and including current
+ break;
+ case 2:
+ deleteArea(0, 0, columns, rows, attributes);
+ break;
+ }
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " J");
+ break;
+ case '@':
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " @");
+ for (int i = 0; i < DCEvars[0]; i++)
+ insertChar(C, R, ' ', attributes);
+ break;
+ case 'X':
+ {
+ int toerase = DCEvars[0];
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " X, C=" + C + ",R=" + R);
+ if (toerase == 0)
+ toerase = 1;
+ if (toerase + C > columns)
+ toerase = columns - C;
+ deleteArea(C, R, toerase, 1, attributes);
+ // does not change cursor position
+ break;
+ }
+ case 'P':
+ if (debug > 1)
+ System.out.println("ESC [ " + DCEvars[0] + " P, C=" + C + ",R=" + R);
+ if (DCEvars[0] == 0) DCEvars[0] = 1;
+ for (int i = 0; i < DCEvars[0]; i++)
+ deleteChar(C, R);
+ break;
+ case 'n':
+ switch (DCEvars[0]) {
+ case 5: /* malfunction? No malfunction. */
+ writeSpecial(((char) ESC) + "[0n");
+ if (debug > 1)
+ System.out.println("ESC[5n");
+ break;
+ case 6:
+ // DO NOT offset R and C by 1! (checked against /usr/X11R6/bin/resize
+ // FIXME check again.
+ // FIXME: but vttest thinks different???
+ writeSpecial(((char) ESC) + "[" + R + ";" + C + "R");
+ if (debug > 1)
+ System.out.println("ESC[6n");
+ break;
+ default:
+ if (debug > 0)
+ System.out.println("ESC [ " + DCEvars[0] + " n??");
+ break;
+ }
+ break;
+ case 's': /* DECSC - save cursor */
+ Sc = C;
+ Sr = R;
+ Sa = attributes;
+ if (debug > 3)
+ System.out.println("ESC[s");
+ break;
+ case 'u': /* DECRC - restore cursor */
+ C = Sc;
+ R = Sr;
+ attributes = Sa;
+ if (debug > 3)
+ System.out.println("ESC[u");
+ break;
+ case 'm': /* attributes as color, bold , blink,*/
+ if (debug > 3)
+ System.out.print("ESC [ ");
+ if (DCEvar == 0 && DCEvars[0] == 0)
+ attributes = 0;
+ for (int i = 0; i <= DCEvar; i++) {
+ switch (DCEvars[i]) {
+ case 0:
+ if (DCEvar > 0) {
+ if (terminalID.equals("scoansi")) {
+ attributes &= COLOR; /* Keeps color. Strange but true. */
+ } else {
+ attributes = 0;
+ }
+ }
+ break;
+ case 1:
+ attributes |= BOLD;
+ attributes &= ~LOW;
+ break;
+ case 2:
+ /* SCO color hack mode */
+ if (terminalID.equals("scoansi") && ((DCEvar - i) >= 2)) {
+ int ncolor;
+ attributes &= ~(COLOR | BOLD);
+
+ ncolor = DCEvars[i + 1];
+ if ((ncolor & 8) == 8)
+ attributes |= BOLD;
+ ncolor = ((ncolor & 1) << 2) | (ncolor & 2) | ((ncolor & 4) >> 2);
+ attributes |= ((ncolor) + 1) << COLOR_FG_SHIFT;
+ ncolor = DCEvars[i + 2];
+ ncolor = ((ncolor & 1) << 2) | (ncolor & 2) | ((ncolor & 4) >> 2);
+ attributes |= ((ncolor) + 1) << COLOR_BG_SHIFT;
+ i += 2;
+ } else {
+ attributes |= LOW;
+ }
+ break;
+ case 4:
+ attributes |= UNDERLINE;
+ break;
+ case 7:
+ attributes |= INVERT;
+ break;
+ case 8:
+ attributes |= INVISIBLE;
+ break;
+ case 5: /* blink on */
+ break;
+ /* 10 - ANSI X3.64-1979, select primary font, don't display control
+ * chars, don't set bit 8 on output */
+ case 10:
+ gl = 0;
+ usedcharsets = true;
+ break;
+ /* 11 - ANSI X3.64-1979, select second alt. font, display control
+ * chars, set bit 8 on output */
+ case 11: /* SMACS , as */
+ case 12:
+ gl = 1;
+ usedcharsets = true;
+ break;
+ case 21: /* normal intensity */
+ attributes &= ~(LOW | BOLD);
+ break;
+ case 25: /* blinking off */
+ break;
+ case 27:
+ attributes &= ~INVERT;
+ break;
+ case 28:
+ attributes &= ~INVISIBLE;
+ break;
+ case 24:
+ attributes &= ~UNDERLINE;
+ break;
+ case 22:
+ attributes &= ~BOLD;
+ break;
+ case 30:
+ case 31:
+ case 32:
+ case 33:
+ case 34:
+ case 35:
+ case 36:
+ case 37:
+ attributes &= ~COLOR_FG;
+ attributes |= ((DCEvars[i] - 30) + 1) << COLOR_FG_SHIFT;
+ break;
+ case 39:
+ attributes &= ~COLOR_FG;
+ break;
+ case 40:
+ case 41:
+ case 42:
+ case 43:
+ case 44:
+ case 45:
+ case 46:
+ case 47:
+ attributes &= ~COLOR_BG;
+ attributes |= ((DCEvars[i] - 40) + 1) << COLOR_BG_SHIFT;
+ break;
+ case 49:
+ attributes &= ~COLOR_BG;
+ break;
+
+ default:
+ System.out.println("ESC [ " + DCEvars[i] + " m unknown...");
+ break;
+ }
+ if (debug > 3)
+ System.out.print("" + DCEvars[i] + ";");
+ }
+ if (debug > 3)
+ System.out.print(" (attributes = " + attributes + ")m \n");
+ break;
+ default:
+ System.out.println("ESC [ unknown letter:" + c + " (" + ((int) c) + ")");
+ break;
+ }
+ break;
+ default:
+ term_state = TSTATE_DATA;
+ break;
+ }
+ if (C > columns) C = columns;
+ if (R > rows) R = rows;
+ if (C < 0) C = 0;
+ if (R < 0) R = 0;
+ if (doshowcursor)
+ setCursorPosition(C, R);
+ markLine(R, 1);
+ }
+
+ /* hard reset the terminal */
+ public void reset() {
+ gx[0] = 'B';
+ gx[1] = '0';
+ gx[2] = 'B';
+ gx[3] = 'B';
+ gl = 0; // default GL to G0
+ gr = 1; // default GR to G1
+ /* reset tabs */
+ int nw = getColumns();
+ if (nw < 132) nw = 132;
+ Tabs = new byte[nw];
+ for (int i = 0; i < nw; i += 8) {
+ Tabs[i] = 1;
+ }
+ /*FIXME:*/
+ term_state = TSTATE_DATA;
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 21:09:31 +0000