1478dlg.cpp

本程序从学习网络安全而写的一个加密解密的程序

// 1478Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "1478.h"
#include "1478Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CMy1478Dlg dialog

CMy1478Dlg::CMy1478Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMy1478Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMy1478Dlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

}

void CMy1478Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMy1478Dlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMy1478Dlg, CDialog)
	//{{AFX_MSG_MAP(CMy1478Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMy1478Dlg message handlers

BOOL CMy1478Dlg::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 CMy1478Dlg::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 CMy1478Dlg::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();
	}
	//AfxMessageBox("asdf");
	char shou_1[]="  在本程序加密的过程中，只加密小写字母，其余的符号，在加密的过程中被忽略！\0";
	char shou_2[]="  在本程序解密的过程中，只要遇见不能够解密的密文就马上退出解密过程！\0";
	this->SetDlgItemText(IDC_EDIT_Text,shou_1);
	this->SetDlgItemText(IDC_EDIT_Text_code,shou_2);
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMy1478Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CMy1478Dlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	CString a,b;
	char table[6][6]={
		{' ','a','b','c','d','e'},
		{'h','a','c','d','j','k'},
		{'i','b','e','i','l','s'},
		{'j','f','h','m','r','t'},
		{'k','g','n','q','u','x'},
		{'l','o','p','v','w','y'},
	};
	char text[500],temp,temp_i=0;
	this->GetDlgItemText(IDC_EDIT_Text,a);
	int len=a.GetLength(),i=0;
	for(i=0;i<500;i++)text[i]='\0';
	//if(len==0)AfxMessageBox("ase",1,4);
	//if(len<=5)AfxMessageBox("len<=5",1,4);
	for(i=1;i<=len;i++)
	{
		int j,k;
		int mark=0;
		temp=a.GetAt(i-1);
		for(j=1;j<=5;j++)
		{
			for(k=1;k<=5;k++)
			{
				if(table[j][k]==temp)
				{
					text[temp_i++]=table[0][k];
					text[temp_i++]=table[j][0];
					mark=1;
					break;
				}
			}
		}
		if(mark==0)
		{
			if(temp=='z')
			{
				//AfxMessageBox("mark==0",1);
				text[temp_i++]=text[temp_i++]=temp;
			}
			else
			{
			}
		}
		//AfxMessageBox("mark==2",1);
	}
	//text[2*(i-1)]='\0';
	AfxMessageBox("加密过程完毕！");
	this->SetDlgItemText(IDC_EDIT_Text_code,text);
	//AfxMessageBox(ase,1,4);
}

void CMy1478Dlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	char table[6][6]={
		{' ','a','b','c','d','e'},
		{'h','a','c','d','j','k'},
		{'i','b','e','i','l','s'},
		{'j','f','h','m','r','t'},
		{'k','g','n','q','u','x'},
		{'l','o','p','v','w','y'},
	};
	CString a;
	this->GetDlgItemText(IDC_EDIT_Text_code,a);
	int len=a.GetLength();
	int i=0;
	char text[500];
	int text_i=0,text_mark=0;
	for(i=0;i<500;i++)text[i]='\0';
	i=0;
	while(1)
	{
		char temp1,temp2;
		int mark=0,mark_text=0;
		if(i<len){temp1=a.GetAt(i++);mark++;}
		if(i<len){temp2=a.GetAt(i++); mark++; }
		if(mark==2)
		{
			int j;
			for(j=1;j<6;j++)
			{
				if(table[0][j]==temp1)
				{
					int k;
					for(k=1;k<6;k++)
					{
						if(table[k][0]==temp2)
						{
							text[text_i++]=table[k][j];
							//text[text_i++]=temp2;
							mark_text=1;
							break;
						}
					}
					break;
				}
			}
			if(mark_text==0)
			{
				AfxMessageBox("密文错误，解密过程终止！");
				break;
			}
		}
		else
		{
			if(mark==0)AfxMessageBox("密文解密过程完毕！");
			else AfxMessageBox("密文错误，解密过程终止！");
			break;
		}
	}
	this->SetDlgItemText(IDC_EDIT_Text,text);
}

void CMy1478Dlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	this->SetDlgItemText(IDC_EDIT_Text,"");
	
}

void CMy1478Dlg::OnButton4() 
{
	// TODO: Add your control notification handler code here
	this->SetDlgItemText(IDC_EDIT_Text_code,"");
	
}