scommtestdlg.cpp

来自「用VB语言实现对COM串口的应用」· C++ 代码 · 共 816 行 · 第 1/2 页

// SCommTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "afxdb.h"
#include "SCommTest.h"
#include "SCommTestDlg.h"
#include "io.h"
#include "math.h"
#include "winuser.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()

/////////////////////////////////////////////////////////////////////////////
// CSCommTestDlg dialog

CSCommTestDlg::CSCommTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSCommTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSCommTestDlg)
	m_strRXData = _T("");//充电电流
	m_strTXData = _T("");//灯号
	m_strPVData = _T("");//电池板电压
	m_strCVData = _T("");//放电电流
	m_strBVData = _T("");//电池电压
	m_strERROR_LAMP = _T("");//故障号
	m_strCurPath = _T("");//保存路径
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSCommTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSCommTestDlg)
	DDX_Control(pDX, IDC_STATIC_OPENOFF, m_ctrlIconOpenoff);
	DDX_Control(pDX, IDC_EDIT_PATH, m_ctrlSavePath);
	DDX_Control(pDX, IDC_CHECK_HEXDISPLAY, m_ctrlHexDiaplay);
	DDX_Control(pDX, IDC_CHECK_HEXSEND, m_ctrlHexSend);
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm);
	DDX_Text(pDX, IDC_EDIT_RXDATA, m_strRXData);
	DDX_Text(pDX, IDC_EDIT_TXDATA, m_strTXData);
	DDX_Text(pDX, IDC_EDIT_PV, m_strPVData);
	DDX_Text(pDX, IDC_EDIT_CV, m_strCVData);
	DDX_Text(pDX, IDC_EDIT_BV, m_strBVData);
	DDX_Text(pDX, IDC_EDIT_ERROR_LAMP, m_strERROR_LAMP);
	DDX_Text(pDX, IDC_EDIT_PATH, m_strCurPath);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSCommTestDlg, CDialog)
	//{{AFX_MSG_MAP(CSCommTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonManualsend)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_CHECK_AUTOSEND, OnCheckAutosend)
	ON_BN_CLICKED(IDC_BUTTON_PATH, OnButtonPath)
	ON_BN_CLICKED(IDC_BUTTON_SAVE_CL, OnButtonSaveCl)
	ON_BN_CLICKED(IDC_BUTTON_SAVE_CV, OnButtonSaveCv)
	ON_BN_CLICKED(IDC_BUTTON_SAVE_PV, OnButtonSavePv)
	ON_BN_CLICKED(IDC_BUTTON_SAVE_BV, OnButtonSaveBv)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSCommTestDlg message handlers

BOOL CSCommTestDlg::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
	// TODO: Add extra initialization here
	if(m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(FALSE);

	m_ctrlComm.SetCommPort(3); //选择com1
	if( !m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(TRUE);//打开串口
	else
		AfxMessageBox("cannot open serial port");

	m_ctrlComm.SetSettings("38400,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(14); 
	//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

	m_hIconOn  = AfxGetApp()->LoadIcon(IDI_ICON_ON);
	m_hIconOff	= AfxGetApp()->LoadIcon(IDI_ICON_OFF);
	m_hIconLineoff	= AfxGetApp()->LoadIcon(IDI_ICON_LINEOFF);


	
	m_ctrlIconOpenoff.SetIcon(m_hIconOff);
	//m_ctrlIconOpenoff.SetIcon(m_hIconLineoff);
	m_bAutoSend = FALSE;
	SAVE_FLAG = FALSE;
	SAVE_FLAG1 = FALSE;
	SAVE_FLAG2 = FALSE;
	SAVE_FLAG3 = FALSE;
	NotOnline_flag=0;
	lampNum="1";
	curStatus = 2;
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

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

void CSCommTestDlg::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.
	BYTE temp[2048];
	CString strtemp;
	CString strtemp1;
	//char *temp1 ;

	if(m_ctrlComm.GetCommEvent()==2) //事件值为2表示接收缓冲区内有字符
	{
		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
			temp[k]=bt;
			if(m_ctrlHexDiaplay.GetCheck())
				strtemp.Format("%02d ",bt); //将字符以十六进制方式送入临时变量strtemp存放，注意这里加入一个空隔
			else 
				strtemp.Format("%c",bt); //将字符送入临时变量strtemp存放
		
			 //加入接收编辑框对应字符串 	
		}
	//	strtemp1+=strtemp;
	}
	   // m_strRXData=strtemp1;
/***********************************************/
if(len==14&&temp[13]==0x0b)


    if(temp[0]==0x0a)
	{
		unsigned int buff;
		buff = ((unsigned int)temp[1] << 8 & 0xff00) | (unsigned int)temp[2];
        
		m_strERROR_LAMP.Format("%d", buff);//故障灯号
		lampNum.Format("%d",buff);

		buff = ((unsigned int)temp[4] << 8 & 0xff00) | (unsigned int)temp[5];
        
		m_strRXData.Format("%f", (float)buff / 100);//充电电流

		buff = ((unsigned int)temp[6] << 8 & 0xff00) | (unsigned int)temp[7];
        
		m_strBVData.Format("%f", (float)buff / 100);//电池板电压

		buff = ((unsigned int)temp[8] << 8 & 0xff00) | (unsigned int)temp[9];
        
		m_strPVData.Format("%f", (float)buff / 100);//电池电压

		buff = ((unsigned int)temp[10] << 8 & 0xff00) | (unsigned int)temp[11];
        
		m_strCVData.Format("%f", (float)buff / 100);//显示放电电流
		
		if(temp[12]==0x00)
		{
			m_ctrlIconOpenoff.SetIcon(m_hIconOff);
			curStatus="0";
		}
		if(temp[12]==0x01)
		{
			m_ctrlIconOpenoff.SetIcon(m_hIconOn);
			curStatus="1";
		}
		NotOnline_flag=0;
		//Updata(lampNum);

		/*//if(temp[12]==0x0b)
		{	
			//m_strRXData.Format("%d.%d" ,temp[4],temp[5]);
			//m_strERROR_LAMP.Format("%d",temp[2],temp[3]);
			
			char *temp=(char*)(LPCTSTR)strtemp1;
			CString s;
			int data1;
			char tbuf[6];
			tbuf[0]=temp[4]; 
			tbuf[1]=temp[5]; 
			tbuf[2]=temp[6]; 
			tbuf[3]=0; //011 最后为0表示结束 
			//s.Format("%s",t);
			s.Format("%x",data1);
             data1=(int)strtol(s,NULL,16);
            s.Format("%d",data1);
			
			
			m_strRXData=s;

			tbuf[0]=temp[4]; 
			tbuf[1]=temp[5]; 
			tbuf[2]=temp[6]; 
			tbuf[3]=temp[7]; //011 最后为0表示结束 
            int data2=atoi(tbuf);
			
			m_strERROR_LAMP.Format("%d",data2);
		}*/

	}
/***********************************************/		
	UpdateData(FALSE); //更新编辑框内容
	Updata(lampNum);
}



void CSCommTestDlg::OnButtonManualsend() 
{
// TODO: Add your control notification handler code here

	UpdateData(TRUE); //读取编辑框内容
	if(m_ctrlHexSend.GetCheck())
	{
		CByteArray hexdata;
		int len=String2Hex(m_strTXData,hexdata); //此处返回的len可以用于计算发送了多少个十六进制数
		m_ctrlComm.SetOutput(COleVariant(hexdata)); //发送十六进制数据
	}
	else 
		m_ctrlComm.SetOutput(COleVariant(m_strTXData));//发送ASCII字符数据
	NotOnline_flag=NotOnline_flag + 1;
	if(NotOnline_flag>=10)
	{
		curStatus = 2;
		m_ctrlIconOpenoff.SetIcon(m_hIconLineoff);
		
	}
	//SetLampon("1");

}


int CSCommTestDlg::String2Hex(CString str, CByteArray &senddata)
{
int hexdata,lowhexdata;
int hexdatalen=0;
int len=str.GetLength();
	senddata.SetSize(len/2);
for(int i=0;i<len;)
{
	char lstr,hstr=str[i];
	if(hstr==' ')
	{
		i++;
		continue;
	}
	i++;
	if(i>=len)
		break;
	lstr=str[i];
	hexdata=ConvertHexChar(hstr);
	lowhexdata=ConvertHexChar(lstr);
	if((hexdata==16)||(lowhexdata==16))
		break;
	else 
		hexdata=hexdata*16+lowhexdata;
	i++;
	senddata[hexdatalen]=(char)hexdata;
	hexdatalen++;
}
senddata.SetSize(hexdatalen);
return hexdatalen;