RandomKey_Sinopec/windows版本/工程/RandomKey_Windows1.0/RandomKeyDlg.cpp

// RandomKeyDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "RandomKey.h"
#include "RandomKeyDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CRandomKeyDlg 对话框




CRandomKeyDlg::CRandomKeyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CRandomKeyDlg::IDD, pParent)
	, edit1(_T(""))
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CRandomKeyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_EDIT1, edit1);
	DDX_Control(pDX, IDOK, btn_ok);
	DDX_Control(pDX, IDCANCEL, btn_cancel);
	DDX_Control(pDX, IDC_STATIC1, static1);
	DDX_Control(pDX, IDC_EDIT1, editCtrl1);
}

BEGIN_MESSAGE_MAP(CRandomKeyDlg, CDialog)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDOK, &CRandomKeyDlg::OnBnClickedOk)
	ON_COMMAND(ID_CHANGEPASSWORD, &CRandomKeyDlg::OnChangepassword)
	ON_COMMAND(ID_EXIT, &CRandomKeyDlg::OnExit)
	ON_WM_DESTROY()
	ON_WM_TIMER()
END_MESSAGE_MAP()


// CRandomKeyDlg 消息处理程序

BOOL CRandomKeyDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码

//	GetDlgItem(IDR_MENU1).ShowWindow(SW_HIDE);

	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CRandomKeyDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		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;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
//
HCURSOR CRandomKeyDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}


void CRandomKeyDlg::OnBnClickedOk()
{
	CString str;
	editCtrl1.GetWindowText(str);
	CString szText;
	CStdioFile sFile( "./code.txt", CStdioFile::modeRead);
	sFile.ReadString(szText);
	szText = Dectypt(szText);
	if (str!= "" && str == szText)
	{
		btn_ok.ShowWindow(SW_HIDE);
		btn_ok.EnableWindow(FALSE);
		static1.SetWindowText("随机密码：");
		editCtrl1.SetReadOnly(TRUE);
		editCtrl1.SetPasswordChar(0);
		btn_cancel.SetWindowText("退出");

		SetTimer(1,1000,0);

		menu = new CMenu;
		menu->LoadMenu(MAKEINTRESOURCE(IDR_MENU1));
		this->SetMenu(menu);

		btn_cancel.SetFocus();
		
		calc_code();
	}
	else
	{
		MessageBox("       密码错误!         ");
		editCtrl1.SetFocus();
	}

}

void CRandomKeyDlg::OnChangepassword()
{
	CPassWord dlg;
	dlg.DoModal();
}

void CRandomKeyDlg::OnExit()
{
	OnCancel();
	
}

void CRandomKeyDlg::OnDestroy()
{
	delete menu;	
	CDialog::OnDestroy();

}

void CRandomKeyDlg::OnTimer(UINT_PTR nIDEvent)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值

	CDialog::OnTimer(nIDEvent);
	calc_code();
}

void CRandomKeyDlg::calc_code()
{
	BYTE ar[10] = {0xBD,0x6E,0x3F,0x91,0x4C,0x2A};


	time_t curTime;
	time( &curTime );
	struct tm curLT  =  *localtime( &curTime );

	int year = curLT.tm_year+1900;
	int month = curLT.tm_mon+1;
	int day = curLT.tm_mday;

	CString strTime;
	strTime.Format( "%d%02d%02d%02d%02d%02d", curLT.tm_year+1900, curLT.tm_mon+1, curLT.tm_mday, curLT.tm_hour, curLT.tm_min, curLT.tm_sec );

	ar[6] = year / 100 / 10 * 16 + year / 100 % 10;
	ar[7] = year % 100 / 10 * 16 + year % 100 % 10;
	ar[8] = month / 10 * 16 + month % 10;
	ar[9] = day / 10 * 16 + day % 10;

	BYTE CRC[2] = {0};
	CRC_CPCC(ar, 10, CRC);

	int c[4];
	c[0] = CRC[0] / 16;
	c[1] = CRC[0] %16;
	c[2] = CRC[1] / 16;
	c[3] = CRC[1] %16;


	int nTmp = day % 2;

	for (int i = 0; i < 4; i++)
	{
		if (c[i]>9)
		{
			if (nTmp == 0)
			{
				c[i] -= 6;
			}
			else
			{
				c[i] -= 9;
			}
		}
	}

	edit1.Format("%d%d%d%d",c[0],c[1],c[2],c[3]);
	UpdateData(FALSE);

}

void CRandomKeyDlg::CRC_CPCC(unsigned char *pucData,unsigned char nLen,unsigned char *pCRC)
{
	unsigned char CRC16Lo,CRC16Hi,CH,CL,SaveHi,SaveLo,j;
	unsigned char i;
	CRC16Lo = 0;//*(pCRC+1);
	CRC16Hi = 0;//*pCRC;

	CH = 0XA0;    CL = 0X01;
	for (i=0;i<nLen;i++)
	{
		CRC16Lo = CRC16Lo ^ (*(pucData+i));
		for (j=0;j<8;j++)
		{
			SaveHi = CRC16Hi;
			SaveLo = CRC16Lo;
			CRC16Hi = CRC16Hi >> 1;
			CRC16Lo = CRC16Lo >> 1;
			if ((SaveHi & 0x01 ) == 0x01)
				CRC16Lo = CRC16Lo | 0x80;
			if ((SaveLo & 0x01) == 0x01)
			{
				CRC16Hi = CRC16Hi ^ CH;
				CRC16Lo = CRC16Lo ^ CL;
			}
		}
	}
	*pCRC = CRC16Hi;pCRC++;
	*pCRC = CRC16Lo;
}