ex01dlg.cpp

文件中包含了C51和PROTEUS

// Ex01Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "Ex01.h"
#include "Ex01Dlg.h"

#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()

/////////////////////////////////////////////////////////////////////////////
// CEx01Dlg dialog

CEx01Dlg::CEx01Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CEx01Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CEx01Dlg)
	m_szCOMName = _T("");
	m_szStatus = _T("");
	m_szBaud = _T("");
	m_szDataBits = _T("");
	m_szParity = _T("");
	m_szStopBits = _T("");
	m_strRXData = _T("");
	m_strStopTime = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CEx01Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEx01Dlg)
	DDX_Control(pDX, IDC_STOP_BIT, m_ctrlStopBits);
	DDX_Control(pDX, IDC_PARITY, m_ctrlParity);
	DDX_Control(pDX, IDC_DATA_BIT, m_ctrlDataBits);
	DDX_Control(pDX, IDC_BAUD, m_ctrlBaud);
	DDX_Control(pDX, IDC_COM_NAME, m_ctrlCOMName);
	DDX_CBString(pDX, IDC_COM_NAME, m_szCOMName);
	DDX_Text(pDX, IDC_STATUS, m_szStatus);
	DDX_CBString(pDX, IDC_BAUD, m_szBaud);
	DDX_CBString(pDX, IDC_DATA_BIT, m_szDataBits);
	DDX_CBString(pDX, IDC_PARITY, m_szParity);
	DDX_CBString(pDX, IDC_STOP_BIT, m_szStopBits);
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm);
	DDX_Text(pDX, IDC_RXDATA, m_strRXData);
	DDX_Text(pDX, IDC_START_TIME, m_strStopTime);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEx01Dlg, CDialog)
	//{{AFX_MSG_MAP(CEx01Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_OPEN_CLOSE, OnOpenClose)
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEx01Dlg message handlers

BOOL CEx01Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// 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

 SetTimer(1,   1000,   NULL); 
 m_strStopTime=strTime;
 GetDlgItem(IDC_START_TIME)->SetWindowText("关闭串口");
 //SetDlgItemText(IDC_START_TIME,m_strStopTime);
 if(m_ctrlComm.GetPortOpen())   //这个if()不能少，要首先判断有没有串口
	{
		m_ctrlComm.SetPortOpen(FALSE); //然后关闭
	}/*//注释这段后会有个报错，不注释就得不到想要的初始化时不到开串口，而是由点击打开时才打开
 if( !m_ctrlComm.GetPortOpen())
	{ 
		m_ctrlComm.SetPortOpen(TRUE);//打开串口
		m_szStatus = "打开";
		this->GetDlgItem(IDC_OPEN_CLOSE)->SetWindowText("关闭串口");
	}
	else
	{
		AfxMessageBox("cannot open serial port");
	}
	
	*/
	UpdateData(FALSE);

	if (m_ctrlCOMName.SetCurSel(0) == CB_ERR ||
		m_ctrlBaud.SetCurSel(3) == CB_ERR ||
		m_ctrlDataBits.SetCurSel(3) == CB_ERR ||
		m_ctrlParity.SetCurSel(2) == CB_ERR ||
		m_ctrlStopBits.SetCurSel(0) == CB_ERR)
	{
		::AfxMessageBox("初始化失败");
	}
	
	
	
	//m_ctrlComm.SetSettings("9600,n,8,1"); //波特率9600，无校验，8个数据位，1个停止位 
	m_ctrlComm.SetInputMode(1);	//1：表示以二进制方式检取数据
	m_ctrlComm.SetRThreshold(5); 
	//参数1表示每当串口接收缓冲区中有多于或等于1个字符时将引发一个接收数据的OnComm事件
	m_ctrlComm.SetInputLen(0);	//设置当前接收区数据长度为0
	m_ctrlComm.GetInput();		//先预读缓冲区以清除残留数据
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CEx01Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 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 CEx01Dlg::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 CEx01Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CEx01Dlg::OnOpenClose() 
{
	// TODO: Add your control notification handler code here
  if (!m_ctrlComm.GetPortOpen())			//not opened
 	{
		if (m_ctrlComm.GetPortOpen())
		{
			m_ctrlComm.SetPortOpen(FALSE);	//先关闭
		}
       this->UpdateData(TRUE);			//读取内容	
	   if (m_szCOMName.IsEmpty()  ||			m_szParity.IsEmpty()   ||
			m_szDataBits.IsEmpty() ||			m_szStopBits.IsEmpty() ||
			m_szBaud.IsEmpty())
		{
			::AfxMessageBox("请设置好通信参数");
			return ;
		}
	
	    CString	szSetting;
		szSetting = m_szBaud + ",";
		CString parity;
		if (m_szParity == "None")
			parity = "n";
		else if (m_szParity == "Odd")
			parity = "o";
		else if (m_szParity == "Even")
			parity = "e";
		else if (m_szParity == "Mark")
			parity = "m";
		else if (m_szParity == "Space")
			parity = "s";
		else
		{
			::AfxMessageBox("请设置好校验方式");
			return ;
		}
		szSetting += parity + ",";
		szSetting += m_szDataBits + ",";
		szSetting += m_szStopBits;	
		if (m_szCOMName == "COM1")
		{
			m_ctrlComm.SetCommPort(1);     			
		}
		else if (m_szCOMName == "COM2")
		{
			m_ctrlComm.SetCommPort(2);  
		}
	    else if (m_szCOMName == "COM3")
		{
			m_ctrlComm.SetCommPort(3);     			
		}
		else if (m_szCOMName == "COM4")
		{
			m_ctrlComm.SetCommPort(4);  
		}
		else
		{
			::AfxMessageBox("COM端口不存在");
			m_ctrlComm.SetPortOpen(FALSE);	//关闭串口
			this->UpdateData(FALSE);
			return ;//返回，即退出OnOpenClose()函数
		}

		m_ctrlComm.SetPortOpen(TRUE);		//打开串口
		m_szStatus = "打开";
		this->UpdateData(FALSE);
		this->GetDlgItem(IDC_OPEN_CLOSE)->SetWindowText("关闭串口");
    }
	else
    {
		m_ctrlComm.SetPortOpen(FALSE);		//关闭串口	
		m_szStatus = "关闭";
		this->UpdateData(FALSE);
		this->GetDlgItem(IDC_OPEN_CLOSE)->SetWindowText("打开串口");
	 }
}

BEGIN_EVENTSINK_MAP(CEx01Dlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CEx01Dlg)
	ON_EVENT(CEx01Dlg, IDC_MSCOMM1, 1 /* OnComm */, OnOnComm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void CEx01Dlg::OnOnComm() 
{
	// TODO: Add your control notification handler code here
	VARIANT variant_inp;
    COleSafeArray safearray_inp;
    LONG len,k;
	int end_flag=0;
    BYTE rxdata[2048]; //设置BYTE数组 An 8-bit integerthat is not signed.
    CString strtemp;
    if(m_ctrlComm.GetCommEvent()==2) //事件值为2表示接收缓冲区内有字符
    {             ////////以下你可以根据自己的通信协议加入处理代码
     	UpdateData(TRUE); //读取编辑框内容
        this->m_strRXData.Empty();
	    UpdateData(FALSE);
        variant_inp=m_ctrlComm.GetInput(); //读缓冲区
        safearray_inp=variant_inp; //VARIANT型变量转换为ColeSafeArray型变量
        len=safearray_inp.GetOneDimSize(); //得到有效数据长度
        for(k=0;k<len;k++)
            safearray_inp.GetElement(&k,rxdata+k);//转换为BYTE型数组
        for(k=0;k<len;k++) //将数组转换为Cstring型变量
        {
            BYTE bt=*(char*)(rxdata+k); //字符型
            if('$'!=bt)
			{	strtemp.Format("%c",bt); //将字符送入临时变量strtemp存放
		    	m_strRXData+=strtemp; //加入接收编辑框对应字符串 
			}
	

        }
    }
	UpdateData(FALSE); //更新编辑框内容
}

void CEx01Dlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
   
   CTime   theTime; 
   theTime   =   CTime::GetCurrentTime(); 
   strTime   =theTime.Format( "%H:%M:%S "); //时:分:秒的格式，格式可以随你需要变换，不用 ": "号，用 "- "符号也可以。
   SetDlgItemText(IDC_CURRY_TIME,strTime); 
   SetDlgItemText(IDC_STOP_TIME,strTime);
   CDialog::OnTimer(nIDEvent);
}