applicationdlg.cpp

这时一个ftp服务器,可以根据这个小的服务器原型做出更大的服务器

	CSize size = dc.GetTextExtent(strStatus);
	m_wndStatusBar.SetPaneInfo(m_wndStatusBar.CommandToIndex(ID_INDICATOR_DATA_RECEIVED), ID_INDICATOR_DATA_RECEIVED, SBPS_NORMAL, size.cx);
}


/********************************************************************/
/*																	*/
/* Function name : OnFTPSentBytesChange								*/		
/* Description   : Number of sent bytes has changed.				*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnFTPSentBytesChange(int nBytes)
{
	m_StatisticsPage.SetValue(7, FormatSize(nBytes, 0));

	CString strStatus;
	strStatus.Format("%s sent",  FormatSize(nBytes, 0));
	m_wndStatusBar.SetPaneText(m_wndStatusBar.CommandToIndex(ID_INDICATOR_DATA_SEND), strStatus, TRUE);
	CClientDC dc(this);
	CSize size = dc.GetTextExtent(strStatus);
	m_wndStatusBar.SetPaneInfo(m_wndStatusBar.CommandToIndex(ID_INDICATOR_DATA_SEND), ID_INDICATOR_DATA_SEND, SBPS_NORMAL, size.cx);
}


/********************************************************************/
/*																	*/
/* Function name : OnViewTrace										*/		
/* Description   : Handle menu selection.							*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnViewTrace() 
{
	ActivatePage(0);
}


/********************************************************************/
/*																	*/
/* Function name : OnViewOnlineUsers								*/		
/* Description   : Handle menu selection.							*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnViewOnlineUsers() 
{
	ActivatePage(1);
}


/********************************************************************/
/*																	*/
/* Function name : OnViewConfiguration								*/		
/* Description   : Handle menu selection.							*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnViewConfiguration() 
{
	ActivatePage(2);
}


/********************************************************************/
/*																	*/
/* Function name : OnViewStatistics									*/		
/* Description   : Handle menu selection.							*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnViewStatistics() 
{
	ActivatePage(3);
}


/********************************************************************/
/*																	*/
/* Function name : OnViewSecurity									*/		
/* Description   : Handle menu selection.							*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnViewSecurity() 
{
	ActivatePage(4);
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateViewTrace								*/		
/* Description   : Update menu state of Trace item.					*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnUpdateViewTrace(CCmdUI* pCmdUI) 
{
	pCmdUI->SetRadio(m_TracePage.IsWindowVisible());	
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateViewOnlineUsers							*/		
/* Description   : Update menu state of Online Users item.			*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnUpdateViewOnlineUsers(CCmdUI* pCmdUI) 
{
	pCmdUI->SetRadio(m_OnlineUsersPage.IsWindowVisible());		
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateViewConfiguration						*/		
/* Description   : Update menu state of Configuration item.			*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnUpdateViewConfiguration(CCmdUI* pCmdUI) 
{
	pCmdUI->SetRadio(m_ConfigurationPage.IsWindowVisible());			
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateViewStatistics							*/		
/* Description   : Update menu state of Statistics item.			*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnUpdateViewStatistics(CCmdUI* pCmdUI) 
{
	pCmdUI->SetRadio(m_StatisticsPage.IsWindowVisible());				
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateViewSecurity								*/		
/* Description   : Update menu state of Security item.				*/	
/*																	*/
/********************************************************************/
void CApplicationDlg::OnUpdateViewSecurity(CCmdUI* pCmdUI) 
{
	pCmdUI->SetRadio(m_SecurityPage.IsWindowVisible());					
}


/********************************************************************/
/*																	*/
/* Function name : PreTranslateMessage								*/	
/* Description   : Needed to make tooltips work.					*/
/*																	*/
/********************************************************************/
BOOL CApplicationDlg::PreTranslateMessage(MSG* pMsg) 
{
	// enable tooltips
	if (m_hWnd)
    {
        if (IsWindow(m_ToolTipCtrl.m_hWnd))
			m_ToolTipCtrl.RelayEvent(pMsg);
    }
	
	return CDialogResize::PreTranslateMessage(pMsg);
}


/********************************************************************/
/*																	*/
/* Function name : OnToolTipText									*/	
/* Description   : Tooltip handler for this dialog.					*/
/*																	*/
/********************************************************************/
BOOL CApplicationDlg::OnToolTipText(UINT, NMHDR* pNMHDR, LRESULT* pResult)
{
    ASSERT(pNMHDR->code == TTN_NEEDTEXTA || pNMHDR->code == TTN_NEEDTEXTW);

	// need to handle both ANSI and UNICODE versions of the message
	TOOLTIPTEXTA* pTTTA = (TOOLTIPTEXTA*)pNMHDR;
	TOOLTIPTEXTW* pTTTW = (TOOLTIPTEXTW*)pNMHDR;
	TCHAR szFullText[256];
	CString cstTipText;
	CString cstStatusText;

	UINT nID = pNMHDR->idFrom;
	if (pNMHDR->code == TTN_NEEDTEXTA && (pTTTA->uFlags & TTF_IDISHWND) ||
		pNMHDR->code == TTN_NEEDTEXTW && (pTTTW->uFlags & TTF_IDISHWND))
	{
		// idFrom is actually the HWND of the tool
		nID = ((UINT)(WORD)::GetDlgCtrlID((HWND)nID));
	}

	if (nID != 0) // will be zero on a separator
	{
		AfxLoadString(nID, szFullText);
			// this is the command id, not the button index
		AfxExtractSubString(cstTipText, szFullText, 1, '\n');
		AfxExtractSubString(cstStatusText, szFullText, 0, '\n');
	}

	// Non-UNICODE Strings only are shown in the tooltip window...
	if (pNMHDR->code == TTN_NEEDTEXTA)
		lstrcpyn(pTTTA->szText, cstTipText,
            (sizeof(pTTTA->szText)/sizeof(pTTTA->szText[0])));
	else
		_mbstowcsz(pTTTW->szText, cstTipText,
            (sizeof(pTTTW->szText)/sizeof(pTTTW->szText[0])));
	*pResult = 0;

	// bring the tooltip window above other popup windows
	::SetWindowPos(pNMHDR->hwndFrom, HWND_TOP, 0, 0, 0, 0, SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOMOVE);

    // message was handled
	return TRUE;    
}


/********************************************************************/
/*																	*/
/* Function name : SetOnlineLed										*/	
/* Description   : Turn online LED on/off.							*/
/*																	*/
/********************************************************************/
void CApplicationDlg::SetOnlineLed(BOOL bOnline)
{
	HICON hIcon = (HICON)::LoadImage(AfxGetInstanceHandle(),
				bOnline ? MAKEINTRESOURCE(IDI_LED_GREEN) : MAKEINTRESOURCE(IDI_LED_OFF),
				 IMAGE_ICON, 16, 16, LR_SHARED);
	m_wndStatusBar.GetStatusBarCtrl().SetIcon(m_wndStatusBar.CommandToIndex(ID_INDICATOR_ONLINELED), hIcon);
	m_wndStatusBar.GetStatusBarCtrl().Invalidate();
	m_wndStatusBar.GetStatusBarCtrl().UpdateWindow();
	DestroyIcon(hIcon);
}


/********************************************************************/
/*																	*/
/* Function name : SetOfflineLed									*/	
/* Description   : Turn offline LED on/off.							*/
/*																	*/
/********************************************************************/
void CApplicationDlg::SetOfflineLed(BOOL bOffline)
{
	HICON hIcon = (HICON)::LoadImage(AfxGetInstanceHandle(),
				bOffline ? MAKEINTRESOURCE(IDI_LED_RED) : MAKEINTRESOURCE(IDI_LED_OFF),
				 IMAGE_ICON, 16, 16, LR_SHARED);
	m_wndStatusBar.GetStatusBarCtrl().SetIcon(m_wndStatusBar.CommandToIndex(ID_INDICATOR_OFFLINELED), hIcon);
	m_wndStatusBar.GetStatusBarCtrl().Invalidate();
	m_wndStatusBar.GetStatusBarCtrl().UpdateWindow();
	DestroyIcon(hIcon);
}


/********************************************************************/
/*																	*/
/* Function name : OnUpdateApply									*/	
/* Description   : Update FTP server parameters.					*/
/*																	*/
/********************************************************************/
void CApplicationDlg::OnApply() 
{
	m_ConfigurationPage.UpdateData();
	theServer.SetPort(m_ConfigurationPage.m_nPort);
	theServer.SetMaxUsers(m_ConfigurationPage.m_nMaxUsers);
	theServer.SetTimeout(m_ConfigurationPage.m_nTimeout);
	theServer.SetWelcomeMessage(m_ConfigurationPage.m_strWelcomeMessage);
	theServer.SetGoodbyeMessage(m_ConfigurationPage.m_strGoodbyeMessage);

	SetWindowText(m_ConfigurationPage.m_strApplicationName);

	// set log level
	theApp.m_LogFile.SetLogLevel(m_ConfigurationPage.m_nLogLevel);

	OnFTPStatusChange(0, "FTP Server configuration updated.");
}


void CApplicationDlg::OnFTPStatisticChange(int nType, int nValue)
{
	m_StatisticsPage.SetValue(nType, nValue);
}


/********************************************************************/
/*																	*/
/* Function name : FormatSize										*/
/* Description   : Format size, the way explorer diplays it			*/
/*																	*/
/********************************************************************/
char* CApplicationDlg::FormatSize(DWORD dwSizeLow, DWORD dwSizeHigh)
{
	static char szBuff[100];

	unsigned __int64 nFileSize = ((unsigned __int64)(((DWORD)(dwSizeLow)) | 
								 ((unsigned __int64)((DWORD)(dwSizeHigh))) << 32));
	unsigned __int64 kb = 0;

	if (nFileSize > 1024)
	{
		kb = nFileSize / 1024;
		if (nFileSize % 1024)
			kb++;
	}

	// make it a string
	_ui64tot(kb, szBuff, 10);

	// add thousand seperators
	int nLength = lstrlen(szBuff);
	if (nLength > 3)
	{
		LPCTSTR ptr = szBuff;
		ptr += (nLength-1);

		char szTemp[100];

		LPTSTR ptrTemp = szTemp;
		for(int i=0; i<nLength; i++)
		{
			if (i && ((i % 3) == 0)) 
			{
				if (*ptrTemp != ',')
				{
					*ptrTemp = ',';
					ptrTemp = _tcsinc(ptrTemp);
				}
			}
			*ptrTemp = *ptr;
			ptrTemp = _tcsinc(ptrTemp);
			ptr = _tcsdec(szBuff, ptr);
		}
		// terminate string
		*ptrTemp = '\0';
		// reverse string
		_tcsrev(szTemp);
		lstrcpy(szBuff, szTemp);
	}
	// add 'KB' to it
	lstrcat(szBuff, " KB");
	return szBuff;
}


/********************************************************************/
/*																	*/
/* Function name : OnAccountWizard									*/
/* Description   : Launch New Account Wizard						*/
/*																	*/
/********************************************************************/
void CApplicationDlg::OnAccountWizard() 
{
	CBitmap bmpHeader, bmpWatermark;

	VERIFY(bmpHeader.LoadBitmap(IDB_BANNER));
	VERIFY(bmpWatermark.LoadBitmap(IDB_WATERMARK));
	
	// show windows 2000-like wizard
	CWizardSheet wizSheet("New Account Wizard", this, 0, bmpWatermark, NULL, bmpHeader);
	wizSheet.m_psh.hInstance = ::GetModuleHandle(NULL);
	if (wizSheet.DoModal() == ID_WIZFINISH)
	{
		CArray<CUser, CUser&> m_UserArray;

		theServer.m_UserManager.GetUserList(m_UserArray);
		
		int nIndex = -1;
		for (int i=0; i<m_UserArray.GetSize(); i++)
		{
			// if it already exists -> update it
			if (m_UserArray[i].m_strName.CompareNoCase(wizSheet.m_Page1.m_strAccountName) == 0)
			{
				nIndex = i;
				break;
			}
		}

		// add new account ?
		if (nIndex == -1)
		{
			CUser user;
			nIndex = m_UserArray.Add(user);		
		}
		m_UserArray[nIndex].m_bAccountDisabled = FALSE;
		m_UserArray[nIndex].m_strName = wizSheet.m_Page1.m_strAccountName;
		m_UserArray[nIndex].m_strPassword = wizSheet.m_Page2.m_strPassword;
		
		// add home directory
		CDirectory directory;
		
		directory.m_strDir = wizSheet.m_Page3.m_strHomeDirectory;
		directory.m_strAlias = "";
		directory.m_bIsHomeDir = TRUE;
		directory.m_bAllowCreateDirectory = wizSheet.m_Page4.m_bAllowCreateDirectory;
		directory.m_bAllowDelete = wizSheet.m_Page4.m_bAllowDelete;
		directory.m_bAllowDownload = wizSheet.m_Page4.m_bAllowDownload;
		directory.m_bAllowRename = wizSheet.m_Page4.m_bAllowRename;
		directory.m_bAllowUpload = wizSheet.m_Page4.m_bAllowUpload;
		directory.m_strAlias = "";

		m_UserArray[nIndex].m_DirectoryArray.Add(directory);
				
		// update 
		theServer.m_UserManager.UpdateUserList(m_UserArray);
	}	
}