333dlg.cpp

串行口程序设计

// 333Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "333.h"
#include "333Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CMy333Dlg dialog

CMy333Dlg::CMy333Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMy333Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMy333Dlg)
	m_recv = _T("");
	m_send = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMy333Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMy333Dlg)
	DDX_Control(pDX, IDC_MSCOMM1, m_mscom);
	DDX_Text(pDX, IDC_RECV_EDIT, m_recv);
	DDX_Text(pDX, IDC_SEND_EDIT, m_send);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMy333Dlg, CDialog)
	//{{AFX_MSG_MAP(CMy333Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_SEND_BUTTON, OnSendButton)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMy333Dlg message handlers

BOOL CMy333Dlg::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
	m_mscom.SetCommPort(1);  //串口1
    m_mscom.SetInBufferSize(1024); //设置输入缓冲区的大小，Bytes 
	m_mscom.SetOutBufferSize(512); //设置输入缓冲区的大小，Bytes   
	 if(!m_mscom.GetPortOpen())    //打开串口
	 { m_mscom.SetPortOpen(true); 
}
     m_mscom.SetInputMode(1); //设置输入方式为二进制方式 
     m_mscom.SetSettings("9600,n,8,1"); //设置波特率等参数 
     m_mscom.SetRThreshold(1); //为1表示有一个字符即引发事件
     m_mscom.SetInputLen(0);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMy333Dlg::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 CMy333Dlg::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 CMy333Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

BEGIN_EVENTSINK_MAP(CMy333Dlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CMy333Dlg)
	ON_EVENT(CMy333Dlg, IDC_MSCOMM1, 1 /* OnComm */, OnCommMscomm1, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()



void CMy333Dlg::OnCommMscomm1() 
{
	// TODO: Add your control notification handler code here
     VARIANT variant_inp;
     COleSafeArray safearray_inp;
UpdateData(true);
     long i = 0;
     int len;
     char rxdata[1000];
     CString tmp;
 switch (m_mscom.GetCommEvent())
{
  {
 case 2:   //表示接收缓冲区内有字符
    variant_inp = m_mscom.GetInput();
    len = safearray_inp.GetOneDimSize();
    safearray_inp = variant_inp;
    for (i = 0; i < len; i++)
 { 
		safearray_inp.GetElement(&i, &rxdata[i]); 
   }  
    rxdata[i] = '\0';
    m_recv += rxdata;

    UpdateData(false);
    break;
   default:
  break;
  }

}	}


void CMy333Dlg::OnSendButton() 
{
	// TODO: Add your control notification handler code here
	 UpdateData(true);
     CByteArray sendArr; 
     sendArr.RemoveAll();
    
     WORD wLength;
      sendArr.SetSize(wLength);

     long i,len;
     int rxdata[1000];
     char Send[6];
     rxdata[i] = '\0';
     VARIANT variant_inp;
     COleSafeArray safearray_inp;
     switch (m_mscom.GetCommEvent())
	{
	case 2:
    variant_inp = m_mscom.GetInput();
    safearray_inp = variant_inp;
    len = safearray_inp.GetOneDimSize();
    for (i = 0; i < len; i++)
 { 
		safearray_inp.GetElement(&i, &rxdata[i]); //取接收的数据
UpdateData(false);
    break;
   default:
  break;
   }  
	{    if(rxdata[0]==0)
	
	{Send[0]=2; 
         
   	     wLength = m_send.GetLength();
		 for(i=0;i<wLength;i++)
			  sendArr.SetAt(i,Send[i]);
 m_mscom.SetOutput(COleVariant(sendArr));
}
		else 
			wLength = m_send.GetLength();
    sendArr.SetSize(wLength);
 for(int i =0; i<wLength; i++)
 {
   sendArr.SetAt(i, m_send.GetAt(i));


}
m_mscom.SetOutput(COleVariant(sendArr));
		}
	}
 
}