串口监视dlg.cpp

使用多线程对串口进行数据传输程序。本代码主要是对串口的测试。其中SerialPort类提供对串口的读写

// 串口监视Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "串口监视.h"
#include "串口监视Dlg.h"
#include "ConfigDlg.h"

#define MAX_LIST 100

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg dialog

CMyDlg::CMyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMyDlg)
	m_nCom = 0;
	m_nRow = 50;
	m_nTmLen = 15;
	m_bCSCode = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMyDlg)
	DDX_Control(pDX, IDC_EDITS, m_Edit);
	DDX_Control(pDX, IDC_RLIST, m_rList);
	DDX_CBIndex(pDX, IDC_COMLIST, m_nCom);
	DDX_Text(pDX, IDC_ROW, m_nRow);
	DDV_MinMaxInt(pDX, m_nRow, 1, 1000);
	DDX_Text(pDX, IDC_SET_MYTM, m_nTmLen);
	DDX_Check(pDX, IDC_BCSCODE, m_bCSCode);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMyDlg, CDialog)
	//{{AFX_MSG_MAP(CMyDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_DESTROY()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_SET, OnSet)
	ON_BN_CLICKED(IDC_SEND, OnSend)
	ON_BN_CLICKED(IDC_CLEAR, OnClear)
	ON_BN_CLICKED(ID_HELP, OnHelp)
	ON_CBN_SELCHANGE(IDC_COMLIST, OnSelchangeComlist)
	ON_EN_CHANGE(IDC_ROW, OnChangeRow)
	ON_EN_KILLFOCUS(IDC_SET_MYTM, OnKillfocusSetMytm)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_BCSCODE, OnBcscode)
	//}}AFX_MSG_MAP
	ON_MESSAGE(WM_COMM_RXCHAR, OnCommunication)
	ON_MESSAGE(WM_COMM_CTS_DETECTED, OnCTSDetected)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg message handlers

BOOL CMyDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.
	CString csRunPathFile;
	csRunPathFile.Format("%s",_pgmptr);
	int iLen = csRunPathFile.GetLength();
	while(iLen--)
	{
		if(csRunPathFile.GetAt(iLen) == '\\')break;
		csRunPathFile.SetAt(iLen,'\0');
	}
	csRunPathFile.SetAt(iLen,'\0');
	csRunPath.Format("%s",csRunPathFile);

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	m_strReceived.Empty();
	m_rList.ResetContent();
	UpdateData(FALSE);
	// init the ports
	CString cs;
	if (m_Port.InitPort(this, m_nCom + 1, 1200,'E',8,1))
	{
		m_Port.StartMonitoring();
		m_rList.ResetContent();
        m_Port.SetCanRecieved(TRUE);
        m_Port.SetRecievedMode(FALSE);
		cs.Format("成功初始化串口COM%d!",m_nCom+1);
		m_rList.AddString(cs);
	}
	else
	{
		// port not found
		m_Edit.SetWindowText("没有找到串口");
		m_Edit.EnableWindow(FALSE);
		cs.Format("没有找到串口COM%d，或正被其他程序使用!",m_nCom+1);
		m_rList.AddString(cs);
		m_rList.EnableWindow(FALSE);
		GetDlgItem(IDC_SEND)->EnableWindow(FALSE);
	}
	if(m_nTmLen)SetTimer(1,	m_nTmLen, NULL);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMyDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

void CMyDlg::OnDestroy()
{
	WinHelp(0L, HELP_QUIT);
	CDialog::OnDestroy();
	KillTimer(1);
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CMyDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMyDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CMyDlg::OnSet() 
{
	CConfigDlg* dlg = new CConfigDlg(this, m_Port.GetDCB());
	dlg->m_strSendBuffer.Format("%d", m_Port.GetWriteBufferSize());
	
	DWORD dwCommEvents = m_Port.GetCommEvents();
	dlg->m_CommBreakDetected = (dwCommEvents & EV_BREAK) > 0 ? TRUE : FALSE;
	dlg->m_CommCTSDetected   = (dwCommEvents & EV_CTS) > 0 ? TRUE : FALSE;
	dlg->m_CommDSRDetected   = (dwCommEvents & EV_DSR) > 0 ? TRUE : FALSE;
	dlg->m_CommERRDetected   = (dwCommEvents & EV_ERR) > 0 ? TRUE : FALSE;
	dlg->m_CommRingDetected  = (dwCommEvents & EV_RING) > 0 ? TRUE : FALSE;
	dlg->m_CommRLSDDetected  = (dwCommEvents & EV_RLSD) > 0 ? TRUE : FALSE;
	dlg->m_CommRxchar        = (dwCommEvents & EV_RXCHAR) > 0 ? TRUE : FALSE;
	dlg->m_CommRxcharFlag    = (dwCommEvents & EV_RXFLAG) > 0 ? TRUE : FALSE;
	dlg->m_CommTXEmpty       = (dwCommEvents & EV_TXEMPTY) > 0 ? TRUE : FALSE;
	if (dlg->DoModal() == IDOK)
	{
		DWORD dwCommEvents = 0;
		if (dlg->m_CommBreakDetected)
			dwCommEvents |= EV_BREAK;
		if (dlg->m_CommCTSDetected)
			dwCommEvents |= EV_CTS;
		if (dlg->m_CommDSRDetected)
			dwCommEvents |= EV_DSR;
		if (dlg->m_CommERRDetected)
			dwCommEvents |= EV_ERR;
		if (dlg->m_CommRingDetected)
			dwCommEvents |= EV_RING;
		if (dlg->m_CommRLSDDetected)
			dwCommEvents |= EV_RLSD;
		if (dlg->m_CommRxchar)
			dwCommEvents |= EV_RXCHAR;
		if (dlg->m_CommRxcharFlag)
			dwCommEvents |= EV_RXFLAG;
		if (dlg->m_CommTXEmpty)
			dwCommEvents |= EV_TXEMPTY;
		CString cs;
		if(m_Port.InitPort(this, m_nCom + 1, 
			atoi(dlg->m_strBaudRate),
			dlg->m_strParity[0],
			atoi(dlg->m_strDataBits),
			atoi(dlg->m_strStopBits),
			dwCommEvents,
			atoi(dlg->m_strSendBuffer)))
		{
			m_Port.StartMonitoring();
            m_Port.SetCanRecieved(TRUE);
            m_Port.SetRecievedMode(FALSE);
			m_rList.ResetContent();
			cs.Format("成功初始化串口COM%d!",m_nCom+1);
			m_rList.AddString(cs);
			m_Edit.EnableWindow(TRUE);
			m_rList.EnableWindow(TRUE);
			GetDlgItem(IDC_SEND)->EnableWindow(TRUE);
		}
		else
		{
			m_Edit.SetWindowText("没有找到串口");
			m_Edit.EnableWindow(FALSE);
			m_rList.ResetContent();
			cs.Format("没有找到串口COM%d，或正被其他程序使用!",m_nCom+1);
			m_rList.AddString(cs);
			m_rList.EnableWindow(FALSE);
			GetDlgItem(IDC_SEND)->EnableWindow(FALSE);
		}

	}
	delete dlg;	
}
int Hex2Dec(char ch)
{
    int iDigital=0;
    switch(ch)
    {
    case '0':
        iDigital = 0;
        break;
    case '1':
        iDigital = 1;
        break;
    case '2':
        iDigital = 2;
        break;
    case '3':
        iDigital = 3;
        break;
    case '4':
        iDigital = 4;
        break;
    case '5':
        iDigital = 5;
        break;
    case '6':
        iDigital = 6;
        break;
    case '7':
        iDigital = 7;
        break;
    case '8':
        iDigital = 8;
        break;
    case '9':
        iDigital = 9;
        break;
    case 'a':
    case 'A':
        iDigital = 10;
        break;
    case 'b':
    case 'B':
        iDigital = 11;
        break;
    case 'c':
    case 'C':
        iDigital = 12;
        break;
    case 'd':
    case 'D':
        iDigital = 13;
        break;
    case 'e':
    case 'E':
        iDigital = 14;
        break;
    case 'f':
    case 'F':
        iDigital = 15;
        break;
    default:
        iDigital = 0;
        break;
    }
    return iDigital;
}

CString Dec2Hex(BYTE byte)
{
    CString sRes=_T("?");
	if(byte > 0x0F)
		sRes.Format(" %X",byte);
	else
		sRes.Format(" 0%X",byte);
    return sRes;
}

void CMyDlg::OnSend() 
{
	UpdateData(TRUE);
	char buf[256];
	memset(&buf, 0, sizeof(buf));
	GetDlgItemText(IDC_EDITS, buf, sizeof(buf));
	if(m_bCSCode)
	{
		BYTE byte,cs;
		int n = (strlen(buf) - 1)/3+1;
		for(int i = 0; i < n; i++)
		{
			byte = 16* Hex2Dec(buf[i*3]) + Hex2Dec(buf[i*3+1]);
			if(byte == 0x68)break;
		}
		cs = 0;
		for(int j = i; j < n-2; j++)
		{
			byte = 16* Hex2Dec(buf[j*3]) + Hex2Dec(buf[j*3+1]);
			cs += byte;
			//cs = cs & 0xFF;
		}
		CString s = Dec2Hex(cs);
		buf[j*3] = s.GetAt(1);
		buf[j*3+1] = s.GetAt(2);
	}
	m_sSend.Format("%s",buf);
	//FE 68 ff ff ff ff ff ff 68 93 00 5d 16
	if( m_rList.GetCount() > m_nRow)m_rList.ResetContent();
}

void CMyDlg::OnClear() 
{
	m_rList.ResetContent();

}

void CMyDlg::OnHelp() 
{
}

LONG CMyDlg::OnCommunication(WPARAM ch, LPARAM port)
{
	m_rList.InsertString(0,"收:"+Dec2Hex((BYTE)ch));
	return 0;
}

LONG CMyDlg::OnCTSDetected(WPARAM, LPARAM port)
{
//	CString string;
//	string = "Clear To Send";
//	m_ListBox.AddString(string);
	return 0;
}


void CMyDlg::OnSelchangeComlist() 
{
	UpdateData(TRUE);
	m_strReceived.Empty();
	m_rList.ResetContent();

	// init the ports
	CString cs;
	if (m_Port.InitPort(this, m_nCom + 1, 1200,'E',8,1))
	{
		m_Port.StartMonitoring();
		m_rList.ResetContent();
		cs.Format("成功初始化串口COM%d!",m_nCom+1);
		m_rList.AddString(cs);
		m_Edit.EnableWindow(TRUE);
		m_rList.EnableWindow(TRUE);
		GetDlgItem(IDC_SEND)->EnableWindow(TRUE);
	}
	else
	{
		// port not found
		m_Edit.SetWindowText("没有找到串口");
		m_Edit.EnableWindow(FALSE);
		cs.Format("没有找到串口COM%d，或正被其他程序使用!",m_nCom+1);
		m_rList.AddString(cs);
		m_rList.EnableWindow(FALSE);
		GetDlgItem(IDC_SEND)->EnableWindow(FALSE);
	}
}

void CMyDlg::OnChangeRow() 
{
	UpdateData(TRUE);
	if(m_nRow < 1) m_nRow = 1;
	if(m_nRow > 1000) m_nRow = 1000;
}



void CMyDlg::OnKillfocusSetMytm() 
{
	UpdateData(TRUE);
	if(m_nTmLen > 0)
	{
		KillTimer(1);
		SetTimer(1,m_nTmLen,NULL);
	}
}

void CMyDlg::OnTimer(UINT nIDEvent) 
{
	if(m_sSend.GetLength() > 1)
	{
		BYTE byte[8];
		byte[1]=0x00;
		byte[0] = 16* Hex2Dec(m_sSend.GetAt(0)) + Hex2Dec(m_sSend.GetAt(1));
		if(m_sSend.GetLength() > 2)m_sSend.Delete(0,3);
		else m_sSend.Empty();
		m_rList.AddString("发送"+Dec2Hex(byte[0]));
		m_Port.WriteToPortData(byte,1);
	}
	CDialog::OnTimer(nIDEvent);
}

void CMyDlg::OnBcscode() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
}