// foxmail5Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "foxmail5.h"
#include "foxmail5Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CFoxmail5Dlg dialog

CFoxmail5Dlg::CFoxmail5Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CFoxmail5Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CFoxmail5Dlg)
	m_miwen = _T("");
	m_minwen = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CFoxmail5Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CFoxmail5Dlg)
	DDX_Text(pDX, IDC_EDIT1, m_miwen);
	DDX_Text(pDX, IDC_EDIT2, m_minwen);
	DDV_MaxChars(pDX, m_minwen, 38);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CFoxmail5Dlg, CDialog)
	//{{AFX_MSG_MAP(CFoxmail5Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFoxmail5Dlg message handlers

BOOL CFoxmail5Dlg::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
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CFoxmail5Dlg::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 CFoxmail5Dlg::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 CFoxmail5Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CFoxmail5Dlg::OnOK() 
{
	// TODO: Add extra validation here
	int A[8] = {0x7E, 0x64, 0x72, 0x61, 0x47, 0x6F, 0x6E, 0x7E};//~draGon~ 十六進(jìn)制
	int B[19], C[19], D[19];
	int C1 = 0x5a;
	
	UpdateData(true);
	if(m_miwen == "") 
	{
		MessageBox("密文為空");
		return;
	}

	int length = (m_miwen.GetLength() / 2) - 1;
	CString temp;
	for(int i = 0; i < length + 1; i++)
	{
		temp = "";
		temp += m_miwen.GetAt(2 * i);
		temp += m_miwen.GetAt(2 * i + 1);
		//
		B[i] = C[i] = strtol(temp, NULL, 16);;
		
	}
	C[0] ^= C1;
	int pos = 0;
	for(i = 0; i < length; i++)
	{
		D[i] = B[i + 1] ^ A[pos];
		pos = (pos + 1) % 8;
		
	}
	m_minwen = "";
	for(i = 0; i < length; i++)
	{
		if(D[i] < C[i])
		{
			D[i] += 0xff;
		}
		D[i] -= C[i];
		temp.Format("%c", D[i]);//MessageBox(temp);
		m_minwen += temp;
		
	}
	UpdateData(false);
	//CDialog::OnOK();
}