consoleInput.h

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/******************************************************************************
** Copyright (c) 1992-2011 VT MAK
** All rights reserved.
******************************************************************************/


#pragma once
#include <vlutil/vlString.h>
#include <deque>

// Process command line input into a command.
class DtCommandInput
{
public:
   DtCommandInput();
   ~DtCommandInput();

   virtual bool keyboardTick(char* command);

   virtual void forceInput();

   virtual void restoreCommand(int index);

   virtual void eraseLastCommand();

   virtual void printHistory(unsigned int start=0, unsigned int end=65535) const;

protected:

   virtual bool processInput(unsigned int x, char* command);

   virtual int isEndOfLine(unsigned int x);

   virtual void append(char x);

   virtual void unAppend(void);
   
   virtual bool isEmpty() const;

   virtual void saveCommand();

   virtual void restorePreviousCommand();

   virtual void restoreNextCommand();

   virtual void clearCommand();

protected:

   char myCommandLine[1024];
   std::deque<DtString>myPreviousCommands;
   int myMaxCommands;
   int myLastCommandIndex;
   char myClearLine[1024];
   bool myForceInput;
   bool myPromptOnScreen;
   bool mySurpressPrompt;
};


/* Keyboard values                                                      */
/* These are the scan codes for the keyboard                            */

#define NUM_OF_FKEYS 12

/* Direction Keys, Insert, Delete, Backspace, and Control Return.  */
#define HOME        0x4700
#define END         0x4F00
#define PGUP        0x4900
#define PGDN        0x5100
#define LEFT        0x4B00
#define RIGHT       0x4D00
#define UP          0x4800
#define DOWN        0x5000
#define INS         0x5200
#define DEL         0x5300
#define BACKSPACE   0x08
#define NEW_LINE    0x0A
#define C_RET       0x0D


/* Escape Key  */
#define ESCAPE      0x001B
#define ESC         ESCAPE

/* Control + Direction Key  */
#define CTRL_LEFT   0x7300
#define CTRL_RIGHT  0x7400
#define CTRL_UP     0x8D00
#define CTRL_DOWN   0x9100
#define CTRL_HOME   0x7700
#define CTRL_END    0x7500
#define CTRL_PGUP   0x8400
#define CTRL_PGDN   0x7600
#define CTRL_INS    0x9200
#define CTRL_DEL    0x9300

/* Number Pad Numeric Operation Keys  */
#define GRAYDIV   0x352F
#define GRAYSTAR  0x3720
#define GRAYMINUS 0x4A2D
#define GRAYPLUS  0x4E2B

/* Function Keys  */
#define F1    0x3B00
#define F2    0x3C00
#define F3    0x3D00
#define F4    0x3E00
#define F5    0x3F00
#define F6    0x4000
#define F7    0x4100
#define F8    0x4200
#define F9    0x4300
#define F10   0x4400
#define F11   0x8500
#define F12   0x8600

/* Shift + Function Key  */
#define SHIFTF1  0x5400
#define SHIFTF2  0x5500
#define SHIFTF3  0x5600
#define SHIFTF4  0x5700
#define SHIFTF5  0x5800
#define SHIFTF6  0x5900
#define SHIFTF7  0x5A00
#define SHIFTF8  0x5B00
#define SHIFTF9  0x5C00
#define SHIFTF10 0x5D00

/* Alt + Function Key  */
#define ALTF1  0x6800
#define ALTF2  0x6900
#define ALTF3  0x6A00
#define ALTF4  0x6B00
#define ALTF5  0x6C00
#define ALTF6  0x6D00
#define ALTF7  0x6E00
#define ALTF8  0x6F00
#define ALTF9  0x7000
#define ALTF10 0x7100

/* Control + Function Key  */
#define CTRLF1  0x5E00
#define CTRLF2  0x5F00
#define CTRLF3  0x6000
#define CTRLF4  0x6100
#define CTRLF5  0x6200
#define CTRLF6  0x6300
#define CTRLF7  0x6400
#define CTRLF8  0x6500
#define CTRLF9  0x6600
#define CTRLF10 0x6700

/* Alt + Numeric Key, "-", or "="  */
#define ALT1 0x7800
#define ALT2 0x7900
#define ALT3 0x7A00
#define ALT4 0x7B00
#define ALT5 0x7C00
#define ALT6 0x7D00
#define ALT7 0x7E00
#define ALT8 0x7F00
#define ALT9 0x8000
#define ALT0 0x8100
#define ALT_MINUS 0x8200
#define ALT_EQUALS 0x8300

/* Alt + Alphabetic Key  */
#define ALTQ 0x1000
#define ALTW 0x1100
#define ALTE 0x1200
#define ALTR 0x1300
#define ALTT 0x1400
#define ALTY 0x1500
#define ALTU 0x1600
#define ALTI 0x1700
#define ALTO 0x1800
#define ALTP 0x1900

#define ALTA 0x1E00
#define ALTS 0x1F00
#define ALTD 0x2000
#define ALTF 0x2100
#define ALTG 0x2200
#define ALTH 0x2300
#define ALTJ 0x2400
#define ALTK 0x2500
#define ALTL 0x2600

#define ALTZ 0x2C00
#define ALTX 0x2D00
#define ALTC 0x2E00
#define ALTV 0x2F00
#define ALTB 0x3000
#define ALTN 0x3100
#define ALTM 0x3200

/* Special Keys  */
#define BACKTAB 0x0F00
#define SYSRQ   0x7200
#define BREAK   0x0000
#define CTRLBACKSLASH 0x2B1C
#define ENTER   0x1C0D
#define CTRLENTER 0x1C0A

/* Immediate Action Keys  */
#define CTRL_D  0x0004
#define CTRL_F  0x0006
#define CTRL_R  0x0012
#define CTRL_S  0x0013
#define CTRL_U  0x0015
#define CTRL_ENTER 0x000A