scommtest1dlg.cpp

通过串口发送at指令 等待返回值判断当前的网络状况以及服务商等有关信息 用与gprs的通信

// SCommTest1Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "SCommTest1.h"
#include "SCommTest1Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CSCommTest1Dlg dialog

CSCommTest1Dlg::CSCommTest1Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSCommTest1Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSCommTest1Dlg)
	m_strRXData = _T("");
	m_strTXData = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSCommTest1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSCommTest1Dlg)
	DDX_Control(pDX, IDC_STATIC_TIME, m_Static);
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm);
	DDX_Text(pDX, IDC_EDIT_RXDATA, m_strRXData);
	DDX_Text(pDX, IDC_EDIT_TXDATA, m_strTXData);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSCommTest1Dlg, CDialog)
	//{{AFX_MSG_MAP(CSCommTest1Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_MANUALSEND, OnButtonManualsend)
	ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonSend)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSCommTest1Dlg message handlers

BOOL CSCommTest1Dlg::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
	if(m_ctrlComm.GetPortOpen())
    m_ctrlComm.SetPortOpen(FALSE);

    m_ctrlComm.SetCommPort(1); //选择com1
    if( !m_ctrlComm.GetPortOpen())
    m_ctrlComm.SetPortOpen(TRUE);//打开串口
    else
    AfxMessageBox("cannot open serial port");

    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);  // 以二进制方式检取数据
    m_ctrlComm.SetRThreshold(1); 
//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 CSCommTest1Dlg::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 CSCommTest1Dlg::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 CSCommTest1Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

BEGIN_EVENTSINK_MAP(CSCommTest1Dlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CSCommTest1Dlg)
	ON_EVENT(CSCommTest1Dlg, IDC_MSCOMM1, 1 /* OnComm */, OnComm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void CSCommTest1Dlg::OnComm() 
{
	// TODO: Add your control notification handler code here
	VARIANT variant_inp;
    COleSafeArray safearray_inp;
    LONG len,k;
    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
        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
            strtemp.Format("%c",bt);
			m_strRXData+=strtemp; //将字符送入临时变量strtemp存放
		}	
		    if(buf==0 && m_strRXData=="OK")
				wait=true;
			if(buf==1 && strlen(m_strRXData)>=19 && strlen(m_strRXData)<=25)
				waitcall=true;
			if(buf==2 && strlen(m_strRXData)==14)
				waitopen=true;
            //加入接收编辑框对应字符串 
        
    }
    UpdateData(FALSE); //更新编辑框内容

}

void CSCommTest1Dlg::OnButtonManualsend() 
{
	// TODO: Add your control notification handler code here
	//	UpdateData(TRUE); //读取编辑框内容
       // m_ctrlComm.SetOutput(COleVariant(m_strTXData));//发送数据
    CString at,call,open,send,push,close;
	buf=0;
    wait=false;
	while(wait=false)
	{
		at="at\n";
		m_ctrlComm.SetOutput(COleVariant(call));		
	}
	//进行at=mipcall指令的测试
	buf=1;
	waitcall=false; 
	int i;
	i=1;
	while(waitcall=false)
	{    
	   i++;
	   call="at+mipcall=1,cmnet\n";
       m_ctrlComm.SetOutput(COleVariant(call));//发送数据
	   //5次以后再进行at指令的测试
	   if(i==5)
	   {   
		   i=1;
           CString reset,restore;
		   reset="atz\n";
		   m_ctrlComm.SetOutput(COleVariant(reset));
		   restore="at&w\n";
           m_ctrlComm.SetOutput(COleVariant(restore));
		   buf=0;
           wait=false;
           while(wait=false)
		   {
	        	at="at\n";
	        	m_ctrlComm.SetOutput(COleVariant(call));
				waitcall=false;
		   }
		   
	   }
	   buf=1;
    }
   //进行mipopen指令测试
	buf=2;
	waitopen=false;
	while(waitopen=false);
	{
       CString net="\"202.119.242.248\"";
       open="at+mipopen=1,4096,net,8000,0\n";
       m_ctrlComm.SetOutput(COleVariant(open));//发送数据
       buf=1;
	   SetTimer(1,1000,NULL);
	   //每10秒判断是否已经断开
	}
    
	
}



void CSCommTest1Dlg::OnButtonSend() 
{
	// TODO: Add your control notification handler code here
	CString words,send;
	words="\"4142434445\"";
	send="at+mipsend=1,words\n";
    m_ctrlComm.SetOutput(COleVariant(send));
}

void CSCommTest1Dlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	CString push,close,call;
    push="at+mippush=1\n";
	m_ctrlComm.SetOutput(COleVariant(push));
	close="at+mipclose=1\n";
	m_ctrlComm.SetOutput(COleVariant(close));
	call="at+mipcall=0\n";
	m_ctrlComm.SetOutput(COleVariant(call));

}

void CSCommTest1Dlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	CTime time=CTime::GetCurrentTime();
	int time1,k;
	CString open;
	CString str=time.Format("%S");
    time1=atoi(str);
	k=1;
	if(str=="59")
	{  
	   m_Static.SetWindowText(str);
	   k++;
	   if(k<=10)
	   {
	     buf=2;
	     waitopen=false;
	     while(waitopen=false);
		 {
            CString net="\"202.119.242.248\"";
            open="at+mipopen=1,4096,net,8000,0\n";
            m_ctrlComm.SetOutput(COleVariant(open));//发送数据
            buf=1;
	      
		 }
	   }
	   else
	   {
			 CString at,call,open,send,push,close;
             buf=0;
             wait=false;
	         while(wait=false)
			 {
	        	at="at\n";
		        m_ctrlComm.SetOutput(COleVariant(call));		
			 }
	         //进行at=mipcall指令的测试
	         buf=1;
	         waitcall=false; 
	         int i;
	         i=1;
	         while(waitcall=false)
			 {    
	            i++;
	            call="at+mipcall=1,cmnet\n";
                m_ctrlComm.SetOutput(COleVariant(call));//发送数据
	            //5次以后再进行at指令的测试
	            if(i==5)
				{   
		           i=1;
                   CString reset,restore;
		           reset="atz\n";
		           m_ctrlComm.SetOutput(COleVariant(reset));
		           restore="at&w\n";
                   m_ctrlComm.SetOutput(COleVariant(restore));
		           buf=0;
                   wait=false;
                   while(wait=false)
				   {
	        	       at="at\n";
	        	       m_ctrlComm.SetOutput(COleVariant(call));
				       waitcall=false;
				   }
		   
				}
	            buf=1;
			 }
             //进行mipopen指令测试
	         k=1;

	   }
	}

	CDialog::OnTimer(nIDEvent);
}