commtestdlg.cpp

单机rs232试验程序 单机rs232试验程序 单机rs232试验程序

// CommTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "CommTest.h"
#include "CommTestDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CCommTestDlg dialog

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

void CCommTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCommTestDlg)
	DDX_Text(pDX, IDC_SENDDATA, m_SendData);
	DDX_Text(pDX, IDC_RECEIVEDATA, m_ReceiveData);
	DDX_Control(pDX, IDC_MSCOMM, m_Comm);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCommTestDlg, CDialog)
	//{{AFX_MSG_MAP(CCommTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CLEAR, OnClear)
	ON_BN_CLICKED(IDC_SEND, OnSend)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCommTestDlg message handlers

BOOL CCommTestDlg::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
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CCommTestDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}

void CCommTestDlg::OnClear() 
{
	// TODO: Add your control notification handler code here
	m_ReceiveData.Empty();//***********************************清除接收对话框中的数据 
	m_SendData.Empty();//**************************************清除发送对话框中的数据 
	UpdateData(FALSE); 	
}

void CCommTestDlg::OnSend() 
{
	// TODO: Add your control notification handler code here
	if(!m_Comm.GetPortOpen()) 
		m_Comm.SetPortOpen(TRUE);//******************************************打开串口 
	UpdateData(TRUE); 
	m_Comm.SetOutput(COleVariant(m_SendData));//*****************************发送数据 
} 


BEGIN_EVENTSINK_MAP(CCommTestDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CCommTestDlg)
	ON_EVENT(CCommTestDlg, IDC_MSCOMM, 1 /* OnComm */, OnComm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void CCommTestDlg::OnComm() 
{
	// TODO: Add your control notification handler code here
	VARIANT m_Input1; 
    COleSafeArray m_Input2; 
	long i,length; 
    BYTE data[1000]; 
	CString str; 
	if(m_Comm.GetCommEvent()==2)//**********************************接收缓冲区内有字符 
	{ 
        length=m_Comm.GetInBufferCount();//*********************确定当前输入的数据长度 
		m_Input1=m_Comm.GetInput();//*******************************读取缓冲区内的数据 
		m_Input2=m_Input1;//************************ANT型变量转换为COleSafeArray型变量 
        m_Comm.GetInBufferCount();
		 for(i=0;i<length;i++) 
			 m_Input2.GetElement(&i,data+i);//******************将数据转换为BYTE型数组 
		 for(i=0;i<length;i++)//*****************************将数组转换为CString型变量 
		 { 
		 	 char a=*(char*)(data+i); 
			 str.Format("%c",a); 
			 m_ReceiveData+=str;  
		 } 
	} 
	UpdateData(FALSE);//************************************************更新编辑框内容 	
}