cceriseportdlg.cpp

实现了EVC操作串口的功能。比较不错的参考源码

// CcerisePortDlg.cpp : implementation file
//

#include "stdafx.h"
#include "CcerisePort.h"
#include "CcerisePortDlg.h"
//using <WJ.MPR.Reader.dll>

#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()

/////////////////////////////////////////////////////////////////////////////
// CCcerisePortDlg dialog

CCcerisePortDlg::CCcerisePortDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCcerisePortDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCcerisePortDlg)
	m_SendData = _T("");
	m_BYTE = 0;
	m_ProtNum = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCcerisePortDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCcerisePortDlg)
	DDX_Text(pDX, IDC_EDITSEND, m_SendData);
	DDX_Text(pDX, IDC_EDITBYTE, m_BYTE);
	//DDV_MinMaxByte(pDX, m_BYTE, 15, 30);
	DDX_Text(pDX, IDC_EDIT1, m_ProtNum);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCcerisePortDlg, CDialog)
	//{{AFX_MSG_MAP(CCcerisePortDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTOPENCOM, OnButtopencom)
	ON_BN_CLICKED(IDC_BUTSENDDATA, OnButsenddata)
	ON_BN_CLICKED(IDC_BUTCLOSECOM, OnButclosecom)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCcerisePortDlg message handlers

BOOL CCcerisePortDlg::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
	m_ProtNum =1;
	UpdateData(FALSE);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CCcerisePortDlg::OnButtopencom() 
{
	// TODO: Add your control notification handler code here
	m_SeriesObject.m_OnSeriseRead = m_OnSeriseRead;
	UpdateData();
	if(!m_SeriesObject.OpenProt(this,m_ProtNum,9600,1,8,1))
	{
		AfxMessageBox("打开串口失败");
	}

	CButton *pOpenComBut = (CButton*)GetDlgItem(IDC_BUTTOPENCOM);
	ASSERT(pOpenComBut != NULL);
	pOpenComBut->EnableWindow(FALSE);

	CButton *pcloseComBut = (CButton*)GetDlgItem(IDC_BUTCLOSECOM);
	ASSERT(pcloseComBut != NULL);
	pcloseComBut->EnableWindow();

    
	CButton *pSendComBut = (CButton*)GetDlgItem(IDC_BUTSENDDATA);
	ASSERT(pSendComBut != NULL);
	pSendComBut->EnableWindow();

	
}

void CCcerisePortDlg::OnButsenddata() 
{
	// TODO: Add your control notification handler code here
	
	//int SendLen;
	BYTE * SendBuff;
	UpdateData();
	BYTE * data;
	int  len = m_SendData.GetLength();
	data = new BYTE[len/2];
	
	int num =Str2Hex(m_SendData,data);
    
	BYTE * Senbuf= new BYTE[num];
	for(int i=0;i<num;i++)
	{
		Senbuf[i] = data[i];
	}
	
	delete [] data;
	

//	ZeroMemory(data,num);

	SendBuff = m_SeriesObject.GetaddtoCrc(Senbuf,num);

	delete [] Senbuf;
	
	data = NULL;
	
	
	if(!m_SeriesObject.WriteProt(m_SeriesObject.m_hcomm,SendBuff,num+2))
	{
		AfxMessageBox("发送数据失败");
	}	
}

void CCcerisePortDlg::OnButclosecom() 
{
	// TODO: Add your control notification handler code here
	if(!m_SeriesObject.CloseProt())
	{
		AfxMessageBox("串口关闭失败");
		return ;
	}
	CButton *pCloseComBut = (CButton*)GetDlgItem(IDC_BUTCLOSECOM);
	ASSERT(pCloseComBut != NULL);
	pCloseComBut->EnableWindow(FALSE);
	
	
	CButton *pSendDataComBut = (CButton*)GetDlgItem(IDC_BUTSENDDATA);
	ASSERT(pSendDataComBut != NULL);
	pSendDataComBut->EnableWindow(FALSE);
	
	CButton *pOpenComBut = (CButton*)GetDlgItem(IDC_BUTTOPENCOM);
	ASSERT(pOpenComBut != NULL);
	pOpenComBut->EnableWindow(TRUE);
	
}

void CALLBACK CCcerisePortDlg::m_OnSeriseRead(CWnd *pWnd, BYTE *buf, int buflen)
{
	CCcerisePortDlg * pDlg = (CCcerisePortDlg *)pWnd;
	CEdit *pEdit = (CEdit*)pDlg->GetDlgItem(IDC_EDITRECV);
	ASSERT(pEdit != NULL);

	CString StrRecv = buf;
	pEdit->SetWindowText(StrRecv);

}

int CCcerisePortDlg::Str2Hex(CString str, BYTE *data)
{
	int t,t1;
	int rlen = 0,len = str.GetLength();
	for(int i =0;i<len;)
	{
		char l,h=str[i];
		if(h =='\x20')
		{
			i++;
			continue;
		}
		i++;
		if(i>=len) break;
		l=str[i];
		t = HexChar(h);
		t1 = HexChar(l);
		if((t == 16) ||(t1 == 16))
			break;
		else
			t = t*16+t1;
		i++;
		data[rlen] = (BYTE)t;
		rlen++;
	}
	return rlen;
}

char CCcerisePortDlg::HexChar(char c)
{
	if((c>='0') && (c<='9'))
		return c-0x30;
	else if((c>='A') && (c<='F'))
		return c-'A'+10;
	else if((c>= 'a') && (c<='f'))
		return c-'a'+10;
	else
		return 0x10;
}



int CCcerisePortDlg::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 == '\x20') 	
		{  
			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 CCcerisePortDlg::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);  
}