testutdlg.cpp

介绍了在visual c++开发环境下如何实现串口通信的操作

// TESTUTDlg.cpp : implementation file
//

#include "stdafx.h"
#include "TESTUT.h"
#include "TESTUTDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CTESTUTDlg dialog

CTESTUTDlg::CTESTUTDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTESTUTDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTESTUTDlg)
	m_nBaud = 3;
	m_nDataBit = 1;
	m_nFlowCtrl = 0;
	m_nParity = 0;
	m_nStopBit = 0;
	m_csTelCode = _T("3066591");
	m_nSerialPort = 0;
	m_csSendData = _T("测试数据");
	m_nWaitTime = 0;
	m_csRecvData = _T("");
	m_bHex = FALSE;
	m_bHex_Rcv = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTESTUTDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTESTUTDlg)
	DDX_CBIndex(pDX, IDC_SEL_BAUD, m_nBaud);
	DDX_CBIndex(pDX, IDC_SEL_DATABIT, m_nDataBit);
	DDX_CBIndex(pDX, IDC_SEL_FLOWCTRL, m_nFlowCtrl);
	DDX_CBIndex(pDX, IDC_SEL_PARITYBIT, m_nParity);
	DDX_CBIndex(pDX, IDC_SEL_STOPBIT, m_nStopBit);
	DDX_Text(pDX, IDC_TELCODE, m_csTelCode);
	DDX_CBIndex(pDX, IDC_SEL_SERIAL, m_nSerialPort);
	DDX_Text(pDX, IDC_SENDDATA, m_csSendData);
	DDX_Text(pDX, IDC_WAITTIME, m_nWaitTime);
	DDX_Text(pDX, IDC_RECVDATA, m_csRecvData);
	DDX_Check(pDX, IDC_HEX_CHK, m_bHex);
	DDX_Check(pDX, IDC_HEX_CHK_RCV, m_bHex_Rcv);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTESTUTDlg, CDialog)
	//{{AFX_MSG_MAP(CTESTUTDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_OPENCONNECT, OnOpenconnect)
	ON_BN_CLICKED(IDC_SEND_DATA, OnSendData)
	ON_BN_CLICKED(IDC_HEX_CHK, OnHexChk)
	ON_BN_CLICKED(IDC_HEX_CHK_RCV, OnHexChkRcv)
	ON_BN_CLICKED(IDC_CHKUT, OnChkUT)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTESTUTDlg message handlers

BOOL CTESTUTDlg::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

	SerialObj.m_nBaud = m_nBaud;
	SerialObj.m_nDataBits = m_nDataBit;
	SerialObj.m_nFlowCtrl = m_nFlowCtrl;
	SerialObj.m_nParity = m_nParity;
	SerialObj.m_nStopBits = m_nStopBit;
	SerialObj.m_nRespond_TimeOut = m_nWaitTime;
	SerialObj.m_sPort.Format("COM%d",this->m_nSerialPort+1);

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

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

void CTESTUTDlg::OnOpenconnect() 
{
	CString text;

	((CEdit*)GetDlgItem(IDC_OPENCONNECT))->GetWindowText(text);

	if(text == "打开串口")
	{
		if(!SerialObj.m_bConnected)
		{
			if(SerialObj.OpenConnection())
			{
				((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("打开串口"+SerialObj.m_sPort+"成功,启动串口监视线程成功!");
				((CEdit*)GetDlgItem(IDC_OPENCONNECT))->SetWindowText("关闭串口");
			}
			else
			{
				AfxMessageBox("打开串口"+SerialObj.m_sPort+"失败");
				((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("打开串口"+SerialObj.m_sPort+"失败!启动线程失败");
			}
		}
	}
	else if(text == "关闭串口")
	{
		if(SerialObj.m_bConnected)
		{
			if(SerialObj.CloseConnection())
			{
				AfxMessageBox("关闭串口"+SerialObj.m_sPort+"失败");
				
				((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("关闭串口"+SerialObj.m_sPort+".....失败");
			}
			else
			{
				((CEdit*)GetDlgItem(IDC_OPENCONNECT))->SetWindowText("打开串口");
				((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("关闭串口"+SerialObj.m_sPort+".....完成");
			}
		}
	}
}



void CTESTUTDlg::OnSendData() 
{  
	UpdateData(TRUE);
	DWORD dwSendLen;
	int iLen;
    CString csSendRespondStr,strTemp;
	UCHAR ucEnter[2] ="";
	ucEnter[0] = 0x0d;
	CString csEnter ="";
	csEnter.Empty();
	csEnter.Format("%s",ucEnter);
	csEnter.TrimRight('\n');
	UCHAR ucCtrl_z[2] ="";
	ucCtrl_z[0] = 0x1A;
	CString csCtrl_z ="";
	csCtrl_z.Empty();
	csCtrl_z.Format("%s",ucCtrl_z);
	csCtrl_z.TrimRight('\n');

	int iDataLength = this->m_csSendData.GetLength();
	strTemp.Empty();
	strTemp.Format("%d",iDataLength);
	csSendRespondStr = "AT+CMGS=" + m_csTelCode + "," + strTemp + "," + "0" +csEnter+"\n" +this->m_csSendData + csCtrl_z;
	iLen = csSendRespondStr.GetLength();
	dwSendLen =  SerialObj.WriteComm(SerialObj.m_hCom,(UCHAR*)(csSendRespondStr.GetBuffer(0)),iLen);//发送串口数据
	if(dwSendLen != iLen)
	{
		((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("发送数据失败,检查串口是否打开!");
	}
	else
	{

		((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("发送数据成功2222222222222222222222222!");
	}
	////////////////////////////
/*	UCHAR ucLen = m_csSendData.GetLength();
	UCHAR ucFlag;

	UCHAR ucByte,ucTelCode[21]="";
	m_csTelCode.TrimRight('\n');
	for(int ii = 0; ii < m_csTelCode.GetLength(); ii ++)
	{
		ucByte = m_csTelCode.GetAt(ii);
		if((m_csTelCode.GetLength()%2)==1
			&& ii == 0)//奇数
		{
			ucTelCode[0] = 0xf0 + (ucByte - 0x30);
		}
		else
		{
			if((m_csTelCode.GetLength()%2)==1)
			{
				if(ii%2 == 0)
				{
					ucTelCode[(ii + 1)/2] = ucTelCode[(ii + 1)/2] + (ucByte - 0x30);
				}
				else
				{
					ucTelCode[(ii + 1)/2] = (0xff & (ucByte - 0x30)) << 4;
				}
			}
			else
			{
				if(ii%2 == 0)
				{
					ucTelCode[ii/2] = (0xff & (ucByte - 0x30)) << 4 ;
				}
				else
				{
					ucTelCode[ii/2] = ucTelCode[ii/2] + (ucByte - 0x30);
				}
			}
		}
	}
	//////////////////////////////////////
	LPTSTR pBuf = csRespondStr.GetBuffer(0);
	UCHAR Buf[24] = "";
	csRespondStr.TrimRight('\n');
	int iLen = csRespondStr.GetLength();
	memcpy(Buf,pBuf,csRespondStr.GetLength());
	csRespondStr.ReleaseBuffer();
	int len;
	if(m_csTelCode.GetLength()%2 == 0)
	{
		len = m_csTelCode.GetLength()/2;
		memcpy(Buf,ucTelCode,len);
	}
	else
	{
		len = m_csTelCode.GetLength()/2 + 1;
		memcpy(&Buf[iLen],ucTelCode,len);
	}
	////////////////////////////
	this->UpdateData(TRUE);
	unsigned char hexbuf[1024] ="";
	unsigned char strbuf[1024] ="";
	DWORD  dwSendLen;
    memcpy(hexbuf,Buf,len + iLen);
	csRespondStr.ReleaseBuffer();
	hexbuf[len + iLen] = 0x2c;
	hexbuf[len + iLen + 1] = ucLen;
	hexbuf[len + iLen + 2] = 0x2c;
	hexbuf[len + iLen + 3] = 0x00;
	hexbuf[len + iLen + 4] = 0x2c;
	hexbuf[len + iLen + 5] = 0x0d;

	memcpy(&hexbuf[len + iLen + 6],m_csSendData.GetBuffer(0),ucLen);
    iLen =  len + iLen + 6 + ucLen;
	hexbuf[iLen] = 0x26;
	iLen = iLen + 1;
	*/
}
int  CTESTUTDlg::StrToHex(char *str,char *hex)
{
	int i,slen;

	slen=strlen(str);
	for (i=0;i<slen;i++)
	{
		sprintf(hex+i*3,"%02X ",str[i]&0xFF);
	}
	return 0;
}
int  CTESTUTDlg::HexToStr(char *hex,char *str,int *pstrlen)
{
	int i,hlen,iData,iFlag;
	char ch;
	char *pstrorig;
	pstrorig=str;

	iData=0;
	iFlag=0;
	hlen=strlen(hex);

	for (i=0;i<hlen;i++)
	{
		if (' '==hex[i]) 
			continue;

		ch=hex[i];

		if ((ch>='0') && (ch<='9'))
		{
			ch-=0x30;
		}
		else if ((ch>='a') && (ch<='f'))
		{
			ch-=0x57;
		}
		else if ((ch>='A') && (ch<='F'))
		{
			ch-=0x37;
		}
		else
		{
			*str='\0';
		    return -1;
		}

		if (0==iFlag)
		{
			iData=ch;
			iFlag=1;
		}
		else
		{
			iData=(iData<<4) +ch;
			iFlag=0;
			*str++=iData;
		}
	}

	*str='\0';
	*pstrlen=str-pstrorig;
	return 0;
}

void CTESTUTDlg::OnHexChk() 
{
	char *hexbuf,*strbuf;
	int  iLen;
	int i;
	CEdit *pEdit=(CEdit *)GetDlgItem(IDC_SENDDATA);

    this->UpdateData(TRUE);
	hexbuf=new char[3096];
	strbuf=new char[1024];
	memset(hexbuf,0,sizeof(strbuf));
	
	if (m_bHex)
	{
		iLen=pEdit->GetWindowText(strbuf,1024);
		strbuf[iLen]='\0';
		if (0==this->StrToHex(strbuf,hexbuf))
			pEdit->SetWindowText(hexbuf);
		else
		{
			m_bHex = FALSE;
			UpdateData(FALSE);
		}
	}
	else
	{
		iLen=pEdit->GetWindowText(hexbuf,3096);
		hexbuf[iLen]='\0';
		if (0==this->HexToStr(hexbuf,strbuf,&i))
			pEdit->SetWindowText(strbuf);
		else
		{ 
			m_bHex = TRUE;
			UpdateData(FALSE);
		}
	}

	delete hexbuf;
	delete strbuf;		
}


void CTESTUTDlg::OnHexChkRcv() 
{
	char *hexbuf,*strbuf;
	int  iLen;
	int i;
	CEdit *pEdit=(CEdit *)GetDlgItem(IDC_RECVDATA);

    this->UpdateData(TRUE);
	hexbuf=new char[3096];
	strbuf=new char[1024];
	memset(hexbuf,0,sizeof(strbuf));
	
	if (m_bHex_Rcv)
	{
		iLen=pEdit->GetWindowText(strbuf,1024);
		strbuf[iLen]='\0';
		if (0==this->StrToHex(strbuf,hexbuf))
			pEdit->SetWindowText(hexbuf);
		else
		{
			m_bHex_Rcv = FALSE;
			UpdateData(FALSE);
		}
	}
	else
	{
		iLen=pEdit->GetWindowText(hexbuf,3096);
		hexbuf[iLen]='\0';
		if (0==this->HexToStr(hexbuf,strbuf,&i))
			pEdit->SetWindowText(strbuf);
		else
		{ 
			m_bHex_Rcv = TRUE;
			UpdateData(FALSE);
		}
	}

	delete hexbuf;
	delete strbuf;		
}

void CTESTUTDlg::OnChkUT() 
{
	UpdateData(TRUE);
    UCHAR hexbuf[100] = "";
	memcpy(hexbuf,"AT+REQ",6);
	hexbuf[6] = 0x0d;
	hexbuf[7] = 0x0a;
	DWORD dwSendLen;
	dwSendLen =  SerialObj.WriteComm(SerialObj.m_hCom,hexbuf,8);//发送串口数据
	if(dwSendLen != 8)
	{
		((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("发送数据失败,检查串口是否打开!");
	}
	else
	{
		((CEdit*)GetDlgItem(IDC_RECVDATA))->SetWindowText("发送数据成功!");
	}
	////////////////////////////	
}