about.cpp

这学期刚学密码学

// About.cpp : implementation file
//

#include "stdafx.h"
#include "RSA Tool.h"
#include "About.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAbout property page

IMPLEMENT_DYNCREATE(CAbout, CPropertyPage)

CAbout::CAbout() : CPropertyPage(CAbout::IDD)
{
	//{{AFX_DATA_INIT(CAbout)
	CString m_remark1 = _T("RSA算法属于公钥密码体制，其破解的难度相当于大数的分解\r\n");
	CString m_remark2 = _T("此软件提供的密钥长度可以超过各种编程语言的最长数据类型，大大增加了破解的难度\r\n");
	CString m_remark3 = _T("此软件可能存在bug，若有发现，请与作者联系\r\n");
	CString m_remark4 = _T("RSA只适合对少量数据进行加密，若数据量大，可能导致CPU占用率达100%，请换其他算法\r\n");
	CString m_info1 = _T("可以对汉字和字符进行加密\r\n");
	CString m_info2 = _T("通过分组，可以对超过N值的数字数据进行加密\r\n");
	CString m_info3 = _T("作者：vcfan\r\n邮箱：[e-mail]\r\nQQ：68236252");
	m_Remark += m_remark1;
	m_Remark += m_remark2;
	m_Remark += m_remark3;
	m_Remark += m_remark4;
	m_Info += m_info1;
	m_Info += m_info2;
	m_Info += m_info3;
	//}}AFX_DATA_INIT
}

CAbout::~CAbout()
{
}

void CAbout::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAbout)
	DDX_Text(pDX, IDC_REMARK, m_Remark);
	DDX_Text(pDX, IDC_INFO, m_Info);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CAbout, CPropertyPage)
	//{{AFX_MSG_MAP(CAbout)
	ON_WM_CTLCOLOR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CAbout message handlers

HBRUSH CAbout::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = CPropertyPage::OnCtlColor(pDC, pWnd, nCtlColor);
	
	COLORREF bkColor;
	int id = pWnd->GetDlgCtrlID();
	if (id == IDC_INFO || id == IDC_REMARK ) {
		bkColor  = RGB(255, 255, 0);
		HBRUSH hBrush = CreateSolidBrush(bkColor);
		pDC->SetBkColor(bkColor);
		pDC->SetTextColor(RGB(255, 0, 0));
		return hBrush;
	} else if (id == IDC_BLANK) {
		bkColor  = RGB(0, 0, 255);
		HBRUSH hBrush = CreateSolidBrush(bkColor);
		pDC->SetBkColor(bkColor);
		return hBrush;
	}
	return hbr;
}