viewbinarydlg.cpp

Visual_C++[1].NET_Bible1 Visual_C++宝典书中的全部源码

// ViewBinaryDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ViewBinary.h"
#include "ViewBinaryDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

// Implementation
protected:
	DECLARE_MESSAGE_MAP()
public:
  afx_msg void OnBnClickedOk();
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
  ON_BN_CLICKED(IDOK, OnBnClickedOk)
END_MESSAGE_MAP()


// CViewBinaryDlg dialog



CViewBinaryDlg::CViewBinaryDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CViewBinaryDlg::IDD, pParent)
    , m_strFileName(_T(""))
    , m_strFileHeader(_T(""))
    , m_strFileContents(_T(""))
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CViewBinaryDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialog::DoDataExchange(pDX);

    DDX_Text(pDX, IDC_STC_FILE_NAME, m_strFileName);

    DDX_Text(pDX, IDC_STC_FILE_HEADER, m_strFileHeader);
    DDX_Control(pDX, IDC_STC_FILE_HEADER, m_stcFileHeader);

    DDX_Text(pDX, IDC_EDT_FILE_CONTENTS, m_strFileContents);
    DDX_Control(pDX, IDC_EDT_FILE_CONTENTS, m_edtFileContents);
}

BEGIN_MESSAGE_MAP(CViewBinaryDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
    ON_BN_CLICKED(IDOK, OnBnClickedOk)
    ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedButton1)
END_MESSAGE_MAP()


// CViewBinaryDlg message handlers

BOOL CViewBinaryDlg::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_font.CreateFont(6,6,0,0,FW_MEDIUM,
							0,0,0,0,OUT_DEFAULT_PRECIS,
							OUT_DEFAULT_PRECIS,0,FF_SWISS,"Fixedsys");	                                                     

        
    m_stcFileHeader.SetFont(&m_font);
    m_edtFileContents.SetFont(&m_font);

    CString strTemp;
    for (int i = 1; i < 17; i++)
    {
        if (i == 1) strTemp = "01";
        else if (i == 9) strTemp = "-09";
        else if (i < 9) strTemp.Format(" 0%ld", i);
        else strTemp.Format(" %ld", i);
        m_strFileHeader += strTemp;
    }
    UpdateData(FALSE);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CViewBinaryDlg::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 CViewBinaryDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<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 function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CViewBinaryDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CViewBinaryDlg::OnBnClickedOk()
{
    CFileDialog dlg(true);
    if (IDOK == dlg.DoModal())
    {
        CFile* pFile;
        try
        {
            m_strFileName = dlg.GetPathName();
            m_strFileContents = "";
            UpdateData(FALSE);

            pFile = new CFile(dlg.GetPathName(), CFile::modeRead);

            BYTE* pBuffer = new BYTE[255];
            UINT nBytesRead;

            CString strHex;

            while (0 < (nBytesRead = pFile->Read(pBuffer, 255)))
            {
                for (int nIndex = 0; nIndex < nBytesRead; nIndex++)
                {
		            if (nIndex == 0)
			            strHex.Format(_T("%2.2X"), pBuffer[nIndex]);
		            else if (nIndex % 16 == 0)
			            strHex.Format(_T("\r\n%2.2X"), pBuffer[nIndex]);
		            else if (nIndex % 8 == 0)
			            strHex.Format(_T("-%2.2X"), pBuffer[nIndex]);
		            else
			            strHex.Format(_T(" %2.2X"), pBuffer[nIndex]);

                    m_strFileContents += strHex;
                }
            }

            pFile->Close();
            delete pFile;

            UpdateData(FALSE);
        }
        catch(CFileException* pe)
        {
            pe->ReportError();
            if (pFile)
            {
                delete pFile;
                pFile = NULL;
            }
        }
    }
}

void CAboutDlg::OnBnClickedOk()
{
  CWaitCursor wait;

  CString strUrl = "http://www.thecodechannel.com/redirect.asp?u=/&s=vcnb";
  if (32 >= (int)ShellExecute(NULL, "open", strUrl, NULL, NULL, SW_SHOWNORMAL))
  {
    AfxMessageBox("::ShellExecute failed to open this link!");
  }
}

void CViewBinaryDlg::OnBnClickedButton1()
{
  CAboutDlg().DoModal();
}