www.pudn.com > CNGCryptFile.rar > CNGCryptFileDlg.cpp

// CNGCryptFileDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "CNGCryptFile.h" 
#include "CNGCryptFileDlg.h" 
#include "MyCNGCryptFile.h" 
 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#endif 
 
 
// CCNGCryptFileDlg dialog 
 
 
 
 
CCNGCryptFileDlg::CCNGCryptFileDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CCNGCryptFileDlg::IDD, pParent) 
{ 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
	m_bEncrypt =true; 
} 
 
void CCNGCryptFileDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CCNGCryptFileDlg) 
	DDX_Control(pDX, IDC_LIST_LOG, m_lstLog); 
	//}}AFX_DATA_MAP 
 
} 
 
BEGIN_MESSAGE_MAP(CCNGCryptFileDlg, CDialog) 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	//}}AFX_MSG_MAP 
	ON_BN_CLICKED(IDC_BUTTON_FILE1, &CCNGCryptFileDlg::OnBnClickedButtonFile1) 
	ON_BN_CLICKED(IDC_BUTTON_ENCRYPT, &CCNGCryptFileDlg::OnBnClickedButtonCrypt) 
	ON_BN_CLICKED(IDC_RADIO_CRYPT, &CCNGCryptFileDlg::OnBnClickedRadioCrypt) 
	ON_BN_CLICKED(IDC_RADIO_DECRYPT, &CCNGCryptFileDlg::OnBnClickedRadioDecrypt) 
END_MESSAGE_MAP() 
 
 
// CCNGCryptFileDlg message handlers 
 
BOOL CCNGCryptFileDlg::OnInitDialog() 
{ 
	CDialog::OnInitDialog(); 
 
	// 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 
 
	{ 
		CRect rect; 
		m_lstLog.GetClientRect(&rect); 
		int iWidth = rect.Width(); 
 
		m_lstLog.InsertColumn(0,_T(""),0,iWidth); 
	} 
	//TODO selesionzte il primo check 
 
	//Show the list of available providers. 
	CMyCNGCryptFile oCngAes; 
	CStringList oRegisteredProviders; 
	oCngAes.EnumProviders(&oRegisteredProviders); 
	 
	//Print ProviderList 
	CString sProv; 
	sProv.Format(_T("Provider found:")); 
	m_lstLog.InsertItem(m_lstLog.GetItemCount(),sProv); 
	int idx=1; 
	while (!oRegisteredProviders.IsEmpty()) 
	{ 
		sProv.Format(_T("%d. %s"),idx,oRegisteredProviders.GetTail()); 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),sProv); 
		oRegisteredProviders.RemoveTail(); 
		idx++; 
	} 
	 
	sProv.Format(_T("Init Ok.")); 
	m_lstLog.InsertItem(m_lstLog.GetItemCount(),sProv); 
 
	GetDlgItem(	IDC_BUTTON_ENCRYPT)->EnableWindow(FALSE); 
 
	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 CCNGCryptFileDlg::OnPaint() 
{ 
	if (IsIconic()) 
	{ 
		CPaintDC dc(this); // device context for painting 
 
		SendMessage(WM_ICONERASEBKGND, reinterpret_cast(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 function to obtain the cursor to display while the user drags 
//  the minimized window. 
HCURSOR CCNGCryptFileDlg::OnQueryDragIcon() 
{ 
	return static_cast(m_hIcon); 
} 
 
 
void CCNGCryptFileDlg::OnBnClickedButtonFile1() 
{ 
	CString sFile1; 
	CFileDialog oFileDialog(TRUE, 
		NULL, 
		NULL,OFN_HIDEREADONLY 		); 
	if (oFileDialog.DoModal() == IDOK) 
	{ 
		sFile1  = oFileDialog.GetPathName(); 
		 
 
		if (!sFile1.IsEmpty()) 
		{ 
			GetDlgItem(IDC_EDIT_FILE1)->SetWindowTextW(sFile1); 
		} 
	} 
} 
 
void CCNGCryptFileDlg::OnBnClickedButtonCrypt() 
{ 
	CString sFileToOpen, sFileToCrypt, sKey,sError; 
	GetDlgItem(IDC_EDIT_FILE1)->GetWindowTextW(sFileToOpen); 
	 
	if (sFileToOpen.IsEmpty()) 
	{ 
		sError.Format(_T("Error the file choosed is empty")); 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),sError); 
		return ; 
	} 
	else 
	{ 
		sError.Format(_T("File choosed is %s"),sFileToOpen); 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),sError); 
	} 
 
	GetDlgItem(IDC_EDIT_KEY)->GetWindowTextW(sKey); 
	 
	if (sKey.IsEmpty()) 
	{ 
		sError.Format(_T("Error the Key is empty")); 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),sError); 
		return ; 
	} 
 
	if (m_bEncrypt) 
		sFileToCrypt.Format(_T("%s.Encrypt"),sFileToOpen); 
	else 
		sFileToCrypt.Format(_T("%s.Decrypt"),sFileToOpen); 
 
 
 
	CMyCNGCryptFile oCngAes; 
 
	if(oCngAes.CryptFile(m_bEncrypt,sFileToOpen,sFileToCrypt,sKey)) 
	{ 
		sError.Format(_T("Success, the file %s is %s"),m_bEncrypt?_T("Encrypted"):_T("Decrypted"), sFileToCrypt); 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),sError); 
	} 
	else 
	{	 
		m_lstLog.InsertItem(m_lstLog.GetItemCount(),oCngAes.GetLastError()); 
	} 
 
 
} 
 
void CCNGCryptFileDlg::OnBnClickedRadioCrypt() 
{ 
	m_bEncrypt =true; 
	GetDlgItem(	IDC_BUTTON_ENCRYPT)->EnableWindow(TRUE); 
	GetDlgItem(	IDC_BUTTON_ENCRYPT)->SetWindowTextW(_T("Encrypt")); 
} 
 
void CCNGCryptFileDlg::OnBnClickedRadioDecrypt() 
{ 
	m_bEncrypt = false; 
	GetDlgItem(	IDC_BUTTON_ENCRYPT)->EnableWindow(TRUE); 
	GetDlgItem(	IDC_BUTTON_ENCRYPT)->SetWindowTextW(_T("Decrypt")); 
}