humitydlg.cpp

该软件是一个串口通信的上位软件

// humityDlg.cpp : implementation file
//

#include "stdafx.h"
#include "humity.h"
#include "humityDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CHumityDlg dialog

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

void CHumityDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CHumityDlg)
	DDX_Control(pDX, IDC_MYBMP, m_mybitmap);
	DDX_Text(pDX, IDC_EDIT1, m_temp);
	DDV_MaxChars(pDX, m_temp, 10);
	DDX_Text(pDX, IDC_EDIT2, m_hum);
	DDV_MaxChars(pDX, m_hum, 10);
	DDX_Control(pDX, IDC_comm, m_ctrlComm);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CHumityDlg, CDialog)
	//{{AFX_MSG_MAP(CHumityDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_send, Onsend)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHumityDlg message handlers

BOOL CHumityDlg::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

	//mscomm inint goes here
if(	m_ctrlComm.GetPortOpen()) //如果串口是打开的，则先关闭串口;;;;
        m_ctrlComm.SetPortOpen(false);
        m_ctrlComm.SetCommPort(1);/////////

		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);//1:表示易二进制方式收取数据
	m_ctrlComm.SetRThreshold(1);//1表示串口接收缓冲区只有一个以上
	//字符时将引发一个接收数据的ONCOMM事件
	m_ctrlComm.SetInBufferSize(2048);
 	m_ctrlComm.SetInputLen(0);//设置当前接收区数据长度位0


	//	    m_status.SetWindowText("打开串口");
			m_ctrlComm.SetPortOpen(true);
    m_ctrlComm.GetInput();
	handflag=0;


//VERIFY(m_bmpButton.AutoLoad(IDC_send, this));




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

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

void CHumityDlg::Onsend() 
{
	// TODO: Add your control notification handler code here
	 CByteArray bytOutArr;



//CBitmap bmp;
//bmp.LoadBitmap(IDB_BITMAP3);
//m_mybitmap.SetBitmap((HBITMAP)bmp);


/*///////////////////////////
CDC*pDC;
CBitmap m_bmp;
m_bmp.LoadBitmap(IDB_BITMAP1);
BITMAP bm;
m_bmp.GetObject(sizeof(BITMAP),&bm);
CDC dcMem;
dcMem.CreateCompatibleDC(pDC);
CBitmap*pOldbmp=dcMem.SelectObject(&m_bmp);
pDC->BitBlt(0,0,bm.bmWidth,bm.bmHeight,&dcMem,0,0,SRCCOPY);
dcMem.SelectObject(pOldbmp);



///////////////////////////////*/
//	 int k;
//	 UpdateData();

//	k=String2Hex(m_SendData,bytOutArr);
	

bytOutArr.Add(0xaa); //给数组赋值
/*bytOutArr.Add(0x2);
bytOutArr.Add(0x5);

bytOutArr.Add(0x6);
bytOutArr.Add(0x7);*/

COleVariant varOut;

varOut=COleVariant(bytOutArr); //将数据转换为变体数据类型

m_ctrlComm.SetOutput (varOut); //发送数据


	
	
	
	// TODO: Add your control notification handler code here
//	UpdateData(true);
	
}

	


BEGIN_EVENTSINK_MAP(CHumityDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CHumityDlg)
	ON_EVENT(CHumityDlg, IDC_comm, 1 /* OnComm */, OnCommcomm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()





void CHumityDlg::OnCommcomm() 
{	 CByteArray bytOutArr;
     COleVariant varOut;

     bytOutArr.Add(0xcc); //给数组赋值


	// TODO: Add your control notification handler code here

	// TODO: Add your control notification handler code here
	VARIANT variant_inp;
	COleSafeArray safearray_inp;
	long len,k;
	byte rxdata[2048];
	CString strtemp;


	
	
if(m_ctrlComm.GetCommEvent()==2) //数值2表示接收缓冲区中有字符
{   




		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
        
        
       if(handflag)
	//	{

			if(rxdata[0]+rxdata[1]==rxdata[2])//校验成功
			 {
	 			 //for(k=0;k<len;k++) //将数组转换为csting字符串
				//{
				//	byte bt=*(char *)(rxdata + k);//字符型
					//	if(m_ctrlHexDisplay.GetCheck())
	
				//	strtemp.Format("%02X",bt);//将字符以十六进制方式送入临时变量strtemp存放
					//    else
					//		strtemp.Format("%c",bt);//将字符送入临时变量strtemp存放
					//	m_strRXData+=strtemp;//加入接收编辑框对应字符串
				//	m_temp+=strtemp;
				      
				   
				     byte bt=*(char *)(rxdata);
						m_temp.Format("%0d",bt);
				    //  m_temp.Format("%02x",bt);
				
					  bt=*(char *)(rxdata+1);
						m_hum.Format("%d",bt);
					//  m_hum.Format("%02x",bt);
				     //itoa(rxdata[0],m_temp,10);
					// itoa(rxdata[1],m_hum,10);
				
					  UpdateData(false);//更新编辑框内容
				//}
			}
		
	//	}

		if (rxdata[0]==0xbb)
			{
		//m— Comm1．SetOutput(COleVariant(“0x08”))；
			varOut=COleVariant(bytOutArr); //将数据转换为变体数据类型

			m_ctrlComm.SetOutput (varOut) ; //发送数据
			handflag=1;
			}

		if (rxdata[len-1]==0xdd)
		{
			handflag=0;
		}


}



	


	
}

int CHumityDlg::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;   
}

char CHumityDlg::ConvertHexChar(char ch)
{
 if((ch>='0')&&(ch<='9'))   
  return   ch-0x30;   
  else   if((ch>='A')&&(ch<='F'))   
  return   ch-'A'+10;   
  else   if((ch>='a')&&(ch<='f'))   
  return   ch-'a'+10;   
  else   return   (-1);   
}