commdlg.cpp

多线程串口自动侦听程序.rar 采用API多线程技术

// commDlg.cpp : implementation file
//

#include "stdafx.h"

#include "comm.h"
#include "commDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
int DBrefStatus;
char buf[255];
BOOL   DbConn=false;//conn:是否进行了连接；DbConn:是否连接成功
CString driver,dbname,server,dbuser,dbpassward,tablename;
CString strConn;	
int linkflag=0;
/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CCommDlg dialog

CCommDlg::CCommDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCommDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCommDlg)
	m_re = _T("");
	m_se = _T("");
	m_port = 1;
	m_renum = 0;
	m_senum = 0;
	m_log = TRUE;
	m_database = _T("xnt_op");
	m_password = _T("");
	m_tablename = _T("TABLE1");
	m_usename = _T("sa");
	m_servername = _T("kugui");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCommDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCommDlg)
	DDX_Text(pDX, IDC_EDIT2, m_re);
	DDX_Text(pDX, IDC_EDIT1, m_se);
	DDX_Text(pDX, IDC_portnum, m_port);
	DDV_MinMaxInt(pDX, m_port, 1, 8);
	DDX_Text(pDX, IDC_RE, m_renum);
	DDX_Text(pDX, IDC_SE, m_senum);
	DDX_Check(pDX, IDC_CHECK1, m_log);
	DDX_Text(pDX, IDC_database, m_database);
	DDX_Text(pDX, IDC_password, m_password);
	DDX_Text(pDX, IDC_tablename, m_tablename);
	DDX_Text(pDX, IDC_usename, m_usename);
	DDX_Text(pDX, IDC_server, m_servername);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCommDlg, CDialog)
	//{{AFX_MSG_MAP(CCommDlg)
	ON_WM_SYSCOMMAND()
	ON_MESSAGE(WM_COMM_RXCHAR, OnCommunication)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_open, Onopen)
	ON_BN_CLICKED(IDC_send, Onsend)
	ON_BN_CLICKED(IDC_stop, Onstop)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCommDlg message handlers

BOOL CCommDlg::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 CCommDlg::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 CCommDlg::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 CCommDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CCommDlg::Onopen() 
{
	// TODO: Add your control notification handler code here
	memset(&buf, 0, sizeof(buf));
		UpdateData (TRUE);	
		if (m_Ports[m_port-1].InitPort(this, m_port, 57600))
		{	m_Ports[m_port-1].StartMonitoring();
			SetTimer (1,100,NULL);
		}
		else
		{
			AfxMessageBox ("port not found!");
		}
	
}

void CCommDlg::Onsend() 
{
	// TODO: Add your control notification handler code here//@01RD17#@01RD17#R4#

	
	GetDlgItemText(IDC_EDIT1, buf, sizeof(buf));
	if (buf[0] == 0)
		return;
    //for (int i=0;i<253;i++)
	//	buf[i] =103;
	buf[strlen(buf)] = 13;
	buf[strlen(buf)+1]=0x00;
	m_Ports[m_port-1].WriteToPort(buf);
	m_senum++;
	UpdateData (FALSE);

	
}

LONG CCommDlg::OnCommunication(WPARAM ch, LPARAM port)//侦听接收字符
{
	if (port <= 0 || port > 2)
		return -1;
	

	if (ch == 13 )//判断是否串结束，如果是串尾则送显处理并清空接收串
	{
		m_re.Empty ();
		UpdateData (FALSE);	
	m_re=m_strReceived[port-1];
	m_renum++;
	
	m_se=m_strReceived[port-1];
	m_strReceived[port-1].Empty();
	UpdateData (FALSE);
	Onsend();
	}
	else 
		m_strReceived[port-1] += (char)ch;
	
	return 0;
}

void CCommDlg::Onstop() 
{
	// TODO: Add your control notification handler code here
	KillTimer (1);
	for (int i = 0; i < 1; i++)
	{
		if (m_Ports[m_port-1].InitPort(this, i + 1, 57600))
			m_Ports[m_port-1].StopMonitoring();
		else
		{
			AfxMessageBox ("port not found!");
		}
	}
}

void CCommDlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	//if (nIDEvent==1)
	//	Onsend(); 
	CDialog::OnTimer(nIDEvent);
}

void CCommDlg::OnOK() 
{
	// TODO: Add extra validation here
	
	CDialog::OnOK();
}

void CCommDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}
void CCommDlg::Onconnect() 
{
	// TODO: Add your control notification handler code here
	HRESULT hr;
	int log=m_log;//log==1时，仅WINDOWS验证，＝＝0时WIN和SQL验证
	driver = "sqloledb";
	UpdateData (TRUE);
	server=m_servername;
	dbname=m_database;
	dbuser=m_usename;
	dbpassward=m_password;
	tablename=m_tablename;
	linkflag=1;
	if(log)
		strConn = "Provider=" + driver +  //Persist Security Info=False;
		            "; Trusted_Connection=yes;Data Source=" + server +
					"; Initial Catalog=" + dbname +
					"; User Id=" + dbuser +
					"; Password=" + dbpassward;
	else
		strConn = "Provider=" + driver +  
		            "; Data Source=" + server +
					"; Initial Catalog=" + dbname +
					"; User Id=" + dbuser +
					"; Password=" + dbpassward;

	try//连接数据库
	{
			hr = m_pConnection.CreateInstance(__uuidof(Connection));
			m_pRecordset.CreateInstance(__uuidof(Recordset));
			cmdA.CreateInstance(__uuidof(Command));

			if(SUCCEEDED(hr))
				m_pConnection->ConnectionString = (_bstr_t)strConn;
			m_pConnection->ConnectionTimeout = 20;
			if (m_pConnection->State)
				m_pConnection->Close();
			m_pConnection->Open( "", "", "",adConnectUnspecified );

			cmdA->ActiveConnection=m_pConnection;

			DBrefStatus=1;
			DbConn=true;
			
	}
	catch(_com_error e)
	{
		DbConn=false;   
		CString mm;
		mm.Format("连接数据库失败! %s",e.ErrorMessage());
		AfxMessageBox(mm);
	}
	catch (...)
	{
		DbConn=false;
		AfxMessageBox("连接数据库时发生未知错误，请与管理员联系");
	}
	if (DbConn)
		AfxMessageBox("连接数据库成功，请进行后续操作！");
}

void CCommDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	Onconnect();
}