base64projdlg.cpp

Base64编码算法, 可以分别对字符串和文件进行编码/解码,带进度条, 内含VC++6.0源码

// Base64ProjDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Base64Proj.h"
#include "Base64ProjDlg.h"

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


/////////////////////////////////////////////////////////////////////////////
// CBase64ProjDlg dialog

CBase64ProjDlg::CBase64ProjDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CBase64ProjDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CBase64ProjDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CBase64ProjDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CBase64ProjDlg)
	DDX_Control(pDX, IDC_TAB_INFO, m_TabCtrl);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CBase64ProjDlg, CDialog)
	//{{AFX_MSG_MAP(CBase64ProjDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_NOTIFY(TCN_SELCHANGE, IDC_TAB_INFO, OnSelchangeTabInfo)
	ON_BN_CLICKED(IDC_RADIO_ENCODE, OnRadioEncode)
	ON_BN_CLICKED(IDC_RADIO_DECODE, OnRadioDecode)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CBase64ProjDlg message handlers

BOOL CBase64ProjDlg::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

	((CButton*)GetDlgItem(IDC_RADIO_ENCODE))->SetCheck(1);

	m_TabCtrl.InsertItem(0, " 字符串加密(解密) ");
	m_TabCtrl.InsertItem(1, " 文件加密(解密) ");
	m_TabCtrl.InsertItem(2, " 关于 ");

	m_Base64StringDlg.Create(IDD_DIALOG_STRING,	GetDlgItem(IDC_TAB_INFO));
	m_Base64FileDlg.Create	(IDD_DIALOG_FILE,	GetDlgItem(IDC_TAB_INFO));
	m_AboutDlg.Create		(IDD_ABOUTBOX,		GetDlgItem(IDC_TAB_INFO));

	RECT	rcTabCtrl;
	m_TabCtrl.GetClientRect(&rcTabCtrl);
	rcTabCtrl.top		+= 25;
	rcTabCtrl.left		+= 5;
	rcTabCtrl.bottom	-= 10;
	rcTabCtrl.right		-= 10;

	m_Base64StringDlg.MoveWindow(&rcTabCtrl);
	m_Base64FileDlg.MoveWindow	(&rcTabCtrl);
	m_AboutDlg.MoveWindow		(&rcTabCtrl);

	m_Base64StringDlg.ShowWindow(SW_SHOW);
	m_TabCtrl.SetCurSel(0);

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

// 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 CBase64ProjDlg::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 CBase64ProjDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CBase64ProjDlg::OnSelchangeTabInfo(NMHDR* pNMHDR, LRESULT* pResult) 
{
	// TODO: Add your control notification handler code here
	int nIndex = m_TabCtrl.GetCurSel();
	switch(nIndex)
	{
	case 0:
		m_Base64StringDlg.ShowWindow(SW_SHOW);
		m_Base64FileDlg.ShowWindow	(SW_HIDE);
		m_AboutDlg.ShowWindow		(SW_HIDE);
		break;
	case 1:
		m_Base64StringDlg.ShowWindow(SW_HIDE);
		m_Base64FileDlg.ShowWindow	(SW_SHOW);
		m_AboutDlg.ShowWindow		(SW_HIDE);
		break;
	case 2:
		m_Base64StringDlg.ShowWindow(SW_HIDE);
		m_Base64FileDlg.ShowWindow	(SW_HIDE);
		m_AboutDlg.ShowWindow		(SW_SHOW);
		break;
		break;
	}
	*pResult = 0;
}
void CBase64ProjDlg::OnRadioEncode() 
{
	m_bIsEncode = true;
}

void CBase64ProjDlg::OnRadioDecode() 
{
	m_bIsEncode = false;
}

bool CBase64ProjDlg::IsEncode()
{
	return m_bIsEncode;
}