--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libqterminal/unix/Vt102Emulation.h	Mon Jan 30 11:23:13 2012 +0100
@@ -0,0 +1,187 @@
+/*
+    This file is part of Konsole, an X terminal.
+    
+    Copyright (C) 2007 by Robert Knight <robertknight@gmail.com>
+    Copyright (C) 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
+
+    Rewritten for QT4 by e_k <e_k at users.sourceforge.net>, Copyright (C)2008
+
+    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., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301  USA.
+*/
+
+#ifndef VT102EMULATION_H
+#define VT102EMULATION_H
+
+// Standard Library
+#include <stdio.h>
+
+// Qt 
+#include <QtGui/QKeyEvent>
+#include <QtCore/QHash>
+#include <QtCore/QTimer>
+
+// Konsole
+#include "Emulation.h"
+#include "Screen.h"
+
+#define MODE_AppScreen (MODES_SCREEN+0)
+#define MODE_AppCuKeys (MODES_SCREEN+1)
+#define MODE_AppKeyPad (MODES_SCREEN+2)
+#define MODE_Mouse1000 (MODES_SCREEN+3)
+#define MODE_Mouse1001 (MODES_SCREEN+4)
+#define MODE_Mouse1002 (MODES_SCREEN+5)
+#define MODE_Mouse1003 (MODES_SCREEN+6)
+#define MODE_Ansi      (MODES_SCREEN+7)
+#define MODE_total     (MODES_SCREEN+8)
+
+struct DECpar
+{
+  bool mode[MODE_total];
+};
+
+struct CharCodes
+{
+  // coding info
+  char charset[4]; //
+  int  cu_cs;      // actual charset.
+  bool graphic;    // Some VT100 tricks
+  bool pound  ;    // Some VT100 tricks
+  bool sa_graphic; // saved graphic
+  bool sa_pound;   // saved pound
+};
+
+/**
+ * Provides an xterm compatible terminal emulation based on the DEC VT102 terminal.
+ * A full description of this terminal can be found at http://vt100.net/docs/vt102-ug/
+ * 
+ * In addition, various additional xterm escape sequences are supported to provide 
+ * features such as mouse input handling.
+ * See http://rtfm.etla.org/xterm/ctlseq.html for a description of xterm's escape
+ * sequences. 
+ *
+ */
+class Vt102Emulation : public Emulation
+{ 
+Q_OBJECT
+
+public:
+
+  /** Constructs a new emulation */
+  Vt102Emulation();
+  ~Vt102Emulation();
+  
+  // reimplemented
+  virtual void clearEntireScreen();
+  virtual void reset();
+  
+  // reimplemented
+  virtual char getErase() const;
+  
+public slots: 
+
+  // reimplemented 
+  virtual void sendString(const char*,int length = -1);
+  virtual void sendText(const QString& text);
+  virtual void sendKeyEvent(QKeyEvent*);
+  virtual void sendMouseEvent( int buttons, int column, int line , int eventType );
+  
+protected:
+  // reimplemented
+  virtual void setMode    (int mode);
+  virtual void resetMode  (int mode);
+
+  // reimplemented 
+  virtual void receiveChar(int cc);
+  
+
+private slots:
+		
+  //causes changeTitle() to be emitted for each (int,QString) pair in pendingTitleUpdates
+  //used to buffer multiple title updates
+  void updateTitle();
+
+
+private:
+  unsigned short applyCharset(unsigned short c);
+  void setCharset(int n, int cs);
+  void useCharset(int n);
+  void setAndUseCharset(int n, int cs);
+  void saveCursor();
+  void restoreCursor();
+  void resetCharset(int scrno);
+
+  void setMargins(int top, int bottom);
+  //set margins for all screens back to their defaults
+  void setDefaultMargins();
+
+  // returns true if 'mode' is set or false otherwise
+  bool getMode    (int mode);
+  // saves the current boolean value of 'mode'
+  void saveMode   (int mode);
+  // restores the boolean value of 'mode' 
+  void restoreMode(int mode);
+  // resets all modes
+  void resetModes();
+
+  void resetToken();
+#define MAXPBUF 80
+  void pushToToken(int cc);
+  int pbuf[MAXPBUF]; //FIXME: overflow?
+  int ppos;
+#define MAXARGS 15
+  void addDigit(int dig);
+  void addArgument();
+  int argv[MAXARGS];
+  int argc;
+  void initTokenizer();
+  int tbl[256];
+
+  void scan_buffer_report(); //FIXME: rename
+  void ReportErrorToken();   //FIXME: rename
+
+  void tau(int code, int p, int q);
+  void XtermHack();
+
+  void reportTerminalType();
+  void reportSecondaryAttributes();
+  void reportStatus();
+  void reportAnswerBack();
+  void reportCursorPosition();
+  void reportTerminalParms(int p);
+
+  void onScrollLock();
+  void scrollLock(const bool lock);
+
+  // clears the screen and resizes it to the specified
+  // number of columns
+  void clearScreenAndSetColumns(int columnCount);
+
+  CharCodes _charset[2];
+
+  DECpar _currParm;
+  DECpar _saveParm;
+
+  //hash table and timer for buffering calls to the session instance 
+  //to update the name of the session
+  //or window title.
+  //these calls occur when certain escape sequences are seen in the 
+  //output from the terminal
+  QHash<int,QString> _pendingTitleUpdates;
+  QTimer* _titleUpdateTimer;
+  
+};
+
+#endif // VT102EMULATION_H