tty.h

VC环境下电力系统故障录波数据管理系统

// TTY.h: interface for the CTTY class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_TTY_H__CB095606_22D9_11D2_82C0_9FF9C7229A9A__INCLUDED_)
#define AFX_TTY_H__CB095606_22D9_11D2_82C0_9FF9C7229A9A__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

/*
#include <windows.h>
#include <commdlg.h>
#include <string.h>
#include <io.h>
#include <memory.h>
*/
// constant definitions

#define USECOMM      // yes, we need the COMM API

#define GWL_NPTTYINFO        0
#define TTYEXTRABYTES        sizeof( LONG )

#define ABOUTDLG_USEBITMAP  1

#define ATOM_TTYINFO       0x100

// hard coded maximum number of ports for device under Win32

#define MAXPORTS        4

// terminal size

#define MAXROWS         25
#define MAXCOLS         80

#define MAXBLOCK        80

#define MAXLEN_TEMPSTR  81

#define RXQUEUE         4096
#define TXQUEUE         4096

// cursor states

#define CS_HIDE         0x00
#define CS_SHOW         0x01

// Flow control flags

#define FC_DTRDSR       0x01
#define FC_RTSCTS       0x02
#define FC_XONXOFF      0x04

// ascii definitions

#define ASCII_BEL       0x07
#define ASCII_BS        0x08
#define ASCII_LF        0x0A
#define ASCII_CR        0x0D
#define ASCII_XON       0x11
#define ASCII_XOFF      0x13

// data structures

typedef struct tagTTYINFO
{
   BOOL    fConnectedToOther;
   HANDLE  idComDev ;
   BYTE    Queue[5000];
   WORD    HeadPtr, TailPtr;    
   BYTE    bPort, abScreen[ MAXROWS * MAXCOLS ] ;
   BOOL    fConnected, fXonXoff, fLocalEcho, fNewLine, fAutoWrap,
           fUseCNReceive, fDisplayErrors;
   BYTE    bByteSize, bFlowCtrl, bParity, bStopBits ;
   DWORD   dwBaudRate ;
   WORD    wCursorState ;
   HFONT   hTTYFont ;
   LOGFONT lfTTYFont ;
   DWORD   rgbFGColor ;
   int     xSize, ySize, xScroll, yScroll, xOffset, yOffset,
           nColumn, nRow, xChar, yChar ;
   HANDLE      hPostEvent, hWatchThread, hWatchEvent ;
   HWND        hTermWnd ;
   DWORD       dwThreadID ;
   OVERLAPPED  osWrite, osRead ;

} TTYINFO, NEAR *NPTTYINFO ;

// macros ( for easier readability )

#define GETHINST( x )  ((HINSTANCE) GetWindowLong( x, GWL_HINSTANCE ))
#define GETNPTTYINFO( x ) ((NPTTYINFO) GetWindowLong( x, GWL_NPTTYINFO ))
#define SETNPTTYINFO( x, y ) SetWindowLong( x, GWL_NPTTYINFO, (LONG) y )

#define COMDEV( x ) (x -> idComDev)
#define PORT( x )   (x -> bPort)
#define SCREEN( x ) (x -> abScreen)
#define CONNECTEDTO( x ) (x -> fConnectedToOther)
#define CONNECTED( x ) (x -> fConnected)
#define XONXOFF( x ) (x -> fXonXoff)
#define LOCALECHO( x ) (x -> fLocalEcho)
#define NEWLINE( x ) (x -> fNewLine)
#define AUTOWRAP( x ) (x -> fAutoWrap)
#define BYTESIZE( x ) (x -> bByteSize)
#define FLOWCTRL( x ) (x -> bFlowCtrl)
#define PARITY( x ) (x -> bParity)
#define STOPBITS( x ) (x -> bStopBits)
#define BAUDRATE( x ) (x -> dwBaudRate)
#define CURSORSTATE( x ) (x -> wCursorState)
#define HTTYFONT( x ) (x -> hTTYFont)
#define LFTTYFONT( x ) (x -> lfTTYFont)
#define FGCOLOR( x ) (x -> rgbFGColor)
#define XSIZE( x ) (x -> xSize)
#define YSIZE( x ) (x -> ySize)
#define XSCROLL( x ) (x -> xScroll)
#define YSCROLL( x ) (x -> yScroll)
#define XOFFSET( x ) (x -> xOffset)
#define YOFFSET( x ) (x -> yOffset)
#define COLUMN( x ) (x -> nColumn)
#define ROW( x ) (x -> nRow)
#define XCHAR( x ) (x -> xChar)
#define YCHAR( x ) (x -> yChar )
#define USECNRECEIVE( x ) (x -> fUseCNReceive)
#define DISPLAYERRORS( x ) (x -> fDisplayErrors)

#define POSTEVENT( x ) (x -> hPostEvent)
#define HTHREAD( x ) (x -> hWatchThread)
#define THREADID( x ) (x -> dwThreadID)
#define WRITE_OS( x ) (x -> osWrite)
#define READ_OS( x ) (x -> osRead)

#define SET_PROP( x, y, z )  SetProp( x, MAKEINTATOM( y ), z )
#define GET_PROP( x, y )     GetProp( x, MAKEINTATOM( y ) )
#define REMOVE_PROP( x, y )  RemoveProp( x, MAKEINTATOM( y ) )

// global stuff
// CRT mappings to NT API
#define _fmemset   memset
#define _fmemmove  memmove

// function prototypes (private)
// function prototypes (public)

class CTTY  
{
public:
	CTTY();
	virtual ~CTTY();
	LRESULT NEAR CreateTTYInfo( void ) ;
	BOOL NEAR OpenConnection( void ) ;
    BOOL NEAR SetupConnection( void ) ;
       
	BOOL NEAR DestroyTTYInfo( void ) ;
    BOOL NEAR ProcessTTYCharacter( HWND, BYTE ) ;
    BOOL NEAR CloseConnection( void ) ;
	
       
public:
    NPTTYINFO  npTTYInfo ;
    DWORD ParityTable[5];
    DWORD StopBitsTable[3];
    DWORD BaudTable[13];
	DWORD SelectedBaudRate;
	int ComPort;
};

int NEAR ReadCommBlock( NPTTYINFO npTTYInfo, LPSTR lpszBlock, int nMaxLength );
BOOL NEAR WriteCommBlock( NPTTYINFO npTTYInfo, BYTE *lpByte , DWORD dwBytesToWrite);
extern CTTY MyTTY;
#endif // !defined(AFX_TTY_H__CB095606_22D9_11D2_82C0_9FF9C7229A9A__INCLUDED_)