mttestdlg.cpp

一个卫通GPS系统SUC接口示例。该示例演示如何实现客户端如何与卫通GPS系统连接实现车载终端点名等功能

// MTTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "MTTest.h"
#include "MTTestDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
int CMTTestDlg::m_nSeq = 0;

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()

/////////////////////////////////////////////////////////////////////////////
// CMTTestDlg dialog

CMTTestDlg::CMTTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMTTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMTTestDlg)
	m_strSucIP = _T("127.0.0.1");
	m_nPort = 6001;
	m_strUserID = _T("000000000");
	m_strPWD = _T("1234");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMTTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMTTestDlg)
	DDX_Control(pDX, IDC_LIST2, m_ctrlPosList);
	DDX_Control(pDX, IDC_TREE1, m_ctrlCarTree);
	DDX_Text(pDX, IDC_IP, m_strSucIP);
	DDX_Text(pDX, IDC_PORT, m_nPort);
	DDX_Text(pDX, IDC_USERID, m_strUserID);
	DDX_Text(pDX, IDC_PWD, m_strPWD);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMTTestDlg, CDialog)
	//{{AFX_MSG_MAP(CMTTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_LOGON, OnLogon)
	ON_BN_CLICKED(IDC_GETDATA, OnGetdata)
	ON_BN_CLICKED(IDC_CALL, OnCall)
	ON_BN_CLICKED(IDC_HISTORYLIST, OnHistorylist)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_CLEAR, OnClear)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMTTestDlg message handlers

BOOL CMTTestDlg::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
    CoInitialize(NULL); 

	if (!AfxSocketInit())
	{
		AfxMessageBox(IDP_SOCKETS_INIT_FAILED);
		return FALSE;
	}

	this->SetTimer(1, 30000, NULL);
	m_LinkSocket.SetOwner(this);


	m_ctrlPosList.SetExtendedStyle(LVS_EX_GRIDLINES|LVS_EX_FULLROWSELECT);
	m_ctrlPosList.InsertColumn(0,"SID",LVCFMT_LEFT,60);
	m_ctrlPosList.InsertColumn(1,"经度",LVCFMT_LEFT,80);
	m_ctrlPosList.InsertColumn(2,"纬度",LVCFMT_LEFT,80);
	m_ctrlPosList.InsertColumn(3,"速度",LVCFMT_LEFT,50);
	m_ctrlPosList.InsertColumn(4,"方向",LVCFMT_LEFT,40);
	m_ctrlPosList.InsertColumn(5,"时间",LVCFMT_LEFT,110);
	m_ctrlPosList.InsertColumn(6,"状态",LVCFMT_LEFT,40);


	HRESULT hr;
	try {
		hr = m_pConn.CreateInstance(__uuidof(Connection));
		if (SUCCEEDED(hr)) {
			m_pConn->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=mtdb.mdb", "", "", -1);
		}
	}
	catch(_com_error& e) {
		MessageBox(_T("数据库初始化错误：") + e.Description());
		return FALSE;
	}
	catch(...){
		MessageBox(_T("数据库初始化未知错误"));
		return FALSE;
	}
	
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

//连接到SUC，然后发送登录数据包
void CMTTestDlg::OnLogon() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);


	m_LinkSocket.Close();
	m_bLinked = FALSE;
	m_bLogon = FALSE;


	//与SUC建立TCP连接
	m_LinkSocket.Create();
	if(m_LinkSocket.Connect(m_strSucIP, m_nPort) == FALSE)
	{
		m_bLinked = FALSE;
		MessageBox("连接SUC失败，请检查连接参数！");

		return;
	}
	else
	{
		m_bLinked = TRUE;
		MessageBox("连接SUC成功！");
	}

	//合成登录数据包
	CString strXML;
	strXML = GetLogonXML(); 

	//发送登录信息
	m_LinkSocket.Send(strXML.LockBuffer(), strXML.GetLength());



}

////发送数据同步请求
void CMTTestDlg::OnGetdata() 
{
	// TODO: Add your control notification handler code here
	if(m_bLogon == FALSE)
	{
		MessageBox("请先登录！");
		return;
	}

	//合成数据同步请求包
	CString strXML;
	strXML = GetDataXML();

	//发送数据同步请求包
	m_LinkSocket.Send(strXML.LockBuffer(), strXML.GetLength());
	
}

//呼叫车辆
void CMTTestDlg::OnCall() 
{
	// TODO: Add your control notification handler code here
	if(m_bLogon == FALSE)
	{
		MessageBox("请先登录！");
		return;
	}

	CString strSID, strVTType;

	//获取车辆列表中选中的车辆的SID和终端类型
	if(GetSelVehicle(strSID, strVTType) == FALSE)
	{
		MessageBox("请先选择需要控制的车辆！");
		return;
	}

	//根据被控车辆的SID和终端类型合成点名数据包
	CString strXML;
	strXML = GetCallXML(strSID, strVTType);
	//MessageBox(strXML);

	//发送点名数据包
	m_LinkSocket.Send(strXML.LockBuffer(), strXML.GetLength());
	
}

//显示某量车的所有历史记录
void CMTTestDlg::OnHistorylist() 
{
	// TODO: Add your control notification handler code here
	CString str;
	HTREEITEM th, thp;
	th = m_ctrlCarTree.GetSelectedItem();

	if(th == NULL)
	{
		MessageBox("请先选择车辆！");
		return;
	}

	//获得选中车辆的SID
	thp = m_ctrlCarTree.GetParentItem(th);
	if(thp != NULL)
	{
		th = thp;
	}
    CString	strSID = m_ctrlCarTree.GetItemText(th);
    

	//在历史记录表中查询SID等于选中车辆的SID的所有记录
	_RecordsetPtr   pRs("ADODB.Recordset");
	CString strSQL;
	strSQL = "SELECT * FROM history_gdata WHERE SID='" + strSID + "'";