readdata.cpp

深圳远望谷804读写器DEMO 深圳远望谷804读写器DEMO

// ReadData.cpp : implementation file
//

#include "stdafx.h"
#include "VCsample.h"
#include "ReadData.h"
#include "XCRFAPI.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CReadData dialog


CReadData::CReadData(CWnd* pParent /*=NULL*/)
	: CDialog(CReadData::IDD, pParent)
{
	//{{AFX_DATA_INIT(CReadData)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CReadData::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CReadData)
	DDX_Control(pDX, IDC_STATIC_INFO, m_stcInfoCtl);
	DDX_Control(pDX, IDC_COMBO_READDATALEN, m_cboReadLenCtl);
	DDX_Control(pDX, IDC_COMBO_READDATASTARTADD, m_cboReadAddCtl);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CReadData, CDialog)
	//{{AFX_MSG_MAP(CReadData)
	ON_CBN_SELCHANGE(IDC_COMBO_READDATASTARTADD, OnSelchangeComboReaddatastartadd)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CReadData message handlers

void CReadData::OnOK() 
{
	// TODO: Add extra validation here
	UpdateData(TRUE);
	int i;	
	int len = 0;
	CString szTemp;
	
	i = m_cboReadAddCtl.GetCurSel ( );
	m_ucStartAddress = i ;
	len = m_cboReadLenCtl.GetCurSel ( );
	m_ucDataLength = ( 0x1C - i * 2 ) / 2  - len;
	
	GetUserData();

//	CDialog::OnOK();
}

BOOL CReadData::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	CString szTemp;
	m_cboReadAddCtl.ResetContent();
	m_cboReadLenCtl.ResetContent();
	for ( int i = 0; i < 0x1C ; i = i + 2 )  //
	{
		szTemp.Format ( "%02x" , i/2 );
		szTemp.MakeUpper();
		m_cboReadAddCtl.AddString ( szTemp );
		szTemp.Format ( "%02x" , ( 0x0E - i / 2 ));
		szTemp.MakeUpper ( );
		m_cboReadLenCtl.AddString ( szTemp );		
	}
	
	m_cboReadAddCtl.SetCurSel ( 0 );
	m_cboReadLenCtl.SetCurSel ( 0 );

	m_stcInfoCtl.SetWindowText ( "" );

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CReadData::OnCancel() 
{
	// TODO: Add extra cleanup here
	if ( m_hCom != NULL )
	{
		XCPowerOff ( m_hCom );
	}

	CDialog::OnCancel();
}
//Send read user data command
void CReadData::GetUserData()
{
	if ( m_hCom == NULL )
	{
		
		AfxMessageBox ( "unexpected error!Com port is not specified" );
		return;
	}
	BeginWaitCursor();	
	CString szTemp;

	memset ( m_pcTagAccessPSW, 0, 5 );
	memset ( m_pchData, 0, sizeof ( m_pchData ) );
	int result = XCReadUserDataEPC ( m_hCom
								, m_pcTagAccessPSW
								, m_ucStartAddress
								, m_ucDataLength
								, m_AntennaID
								, ( unsigned char * )m_pchData);

	if (( result <= 0 ) ||(result>1000 && result<=4013)) 
	{
		szTemp = theApp.Error_800 ( result );		
		m_stcInfoCtl.SetWindowText ( szTemp ); 
		return;
	}
	else if (result == 1)
	{
		szTemp.Format( "\nAntenna No:%x#;\nUser data:" , m_pchData [ 4 ] );
		CString sz;
		for ( int i = 0 ; i < (int)m_pchData[1] - 3 ; i++ )
		{
			sz.Format ( "%02x " , m_pchData [ i + 5 ] );   
			szTemp += sz.Right( 3 );
		}
		m_stcInfoCtl.SetWindowText ( szTemp ); 
	}
}
//
void CReadData::OnSelchangeComboReaddatastartadd() 
{
	// TODO: Add your control notification handler code here
	CString szTemp;
	m_cboReadLenCtl.ResetContent();
	for ( int i = m_cboReadAddCtl.GetCurSel() * 2 ; i < 0x1C ; i = i + 2 )
	{
		szTemp.Format ( "%02x" , ( 0x1C  - i ) / 2 );
		szTemp.MakeUpper ( );
		m_cboReadLenCtl.AddString ( szTemp );
	}
	m_cboReadLenCtl.SetCurSel ( 0 );
}