etldemodlg.cpp

Data Replication Prototype Using ADO

// ETLdemoDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ETLdemo.h"
#include "ETLdemoDlg.h"


#include "DemoCopyHelper.h"

#include "DlgCopyDesign.h"

#include "DataSourceLocator.h"

#include <sstream>

#include "radix40.h"
#include ".\etldemodlg.h"

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

enum { MODE_CUSTOMERS_ALL, MODE_CUSTOMERS_SELECT, MODE_CUSTOMERS_QUERY };
enum { MODE_EMPLOYEES_ALL, MODE_EMPLOYEES_SELECT, MODE_EMPLOYEES_QUERY };

bool GetConnectString(CString& strConnectString, CWnd* pParent)
{
	CDataSourceLocator dlg;
	if(dlg.CreateDispatch(_T("Datalinks")))
	{
		dlg.SetHWnd((long) pParent->GetSafeHwnd());
		LPDISPATCH lpDispatch = dlg.PromptNew();
		if(lpDispatch != NULL)
		{
			_ConnectionPtr ptrConnection = lpDispatch;
			BSTR bstrConnectString = ptrConnection->ConnectionString;
			USES_CONVERSION;
			strConnectString = W2CT(bstrConnectString);
			TRACE("Connect String: %s\n", strConnectString);
			return true;
		}
	}
	return false;
}

const TCHAR g_szConnectStrings[] = _T("Connnect Strings");
const TCHAR g_szSource[] = _T("Source");
const TCHAR g_szDestination[] = _T("Destination");

const TCHAR g_szQueries[] = _T("Queries");
const TCHAR g_szCustomers[] = _T("Customers");
const TCHAR g_szEmployees[] = _T("Employees");

/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CETLdemoDlg dialog

CETLdemoDlg::CETLdemoDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CETLdemoDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CETLdemoDlg)
	m_connectStringFrom = _T("");
	m_connectStringTo = _T("");
	m_bCustomersOrEmployeesOrders = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_nCustomersMode = 0;
	m_nEmployeesMode = 0;
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CETLdemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CETLdemoDlg)
	DDX_Text(pDX, IDC_CONNECT_STRING_FROM, m_connectStringFrom);
	DDX_Text(pDX, IDC_CONNECT_STRING_TO, m_connectStringTo);
	DDX_Radio(pDX, IDC_ALL_CUSTOMERS, m_nCustomersMode);
	DDX_Radio(pDX, IDC_ALL_EMPLOYEES, m_nEmployeesMode);
	DDX_Check(pDX, IDC_CUSTOMERS_OR_EMPLOYEES_ORDERS, m_bCustomersOrEmployeesOrders);
	//}}AFX_DATA_MAP
	DDX_Control(pDX, IDC_LIST_CUSTOMERS, m_listCustomers);
	DDX_Control(pDX, IDC_LIST_EMPLOYEES, m_listEmployees);
}

BEGIN_MESSAGE_MAP(CETLdemoDlg, CDialog)
	//{{AFX_MSG_MAP(CETLdemoDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_TRANSFORM, OnTransform)
	ON_BN_CLICKED(IDC_BTN_SELECT_CONNECT_STRING_FROM, OnSelectConnectStringFrom)
	ON_BN_CLICKED(IDC_BTN_SELECT_CONNECT_STRING_TO, OnSelectConnectStringTo)
	ON_BN_CLICKED(IDC_SELECT_CUSTOMERS, OnSelectCustomers)
	ON_BN_CLICKED(IDC_CLEAR_TARGET, OnClearTarget)
	ON_BN_CLICKED(IDC_QUERY_CUSTOMERS, OnQueryCustomers)
	ON_BN_CLICKED(IDC_ALL_CUSTOMERS, OnAllCustomers)
	ON_BN_CLICKED(IDC_ALL_EMPLOYEES, OnAllEmployees)
	ON_BN_CLICKED(IDC_SELECT_EMPLOYEES, OnSelectEmployees)
	ON_BN_CLICKED(IDC_QUERY_EMPLOYEES, OnQueryEmployees)
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_TEST, OnBnClickedTest)
END_MESSAGE_MAP()

inline LPCTSTR Null2None(LPCTSTR psz)
{
	return psz? psz : _T("<none>");
}

void CETLdemoDlg::ReportComError(_com_error& e)
{
	std::basic_ostringstream<TCHAR> s;
	s //<< _T("Code meaning = ") << e.ErrorMessage() 
	<< _T("Source = ") << Null2None(e.Source())
	<< _T("\nDescription = ") << Null2None(e.Description());
	
	MessageBox(s.str().c_str(), e.ErrorMessage(), MB_OK | MB_ICONEXCLAMATION);
}



/////////////////////////////////////////////////////////////////////////////
// CETLdemoDlg message handlers

BOOL CETLdemoDlg::OnInitDialog()
{
	m_connectStringFrom = AfxGetApp()->GetProfileString(g_szConnectStrings, g_szSource);
	m_connectStringTo = AfxGetApp()->GetProfileString(g_szConnectStrings, g_szDestination);
	
	CDialog::OnInitDialog();

	SetDlgItemText(IDC_EDIT_CUSTOMERS, AfxGetApp()->GetProfileString(g_szQueries, g_szCustomers));
	SetDlgItemText(IDC_EDIT_EMPLOYEES, AfxGetApp()->GetProfileString(g_szQueries, g_szEmployees));

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

void CETLdemoDlg::OnTransform() 
{
    clock_t start = clock();

	if (DoTransform())
	{
		CString strBuf;
		strBuf.Format("Stuff was copied successfully in %g seconds."
			, (double)(clock() - start) / CLOCKS_PER_SEC);

		MessageBox(strBuf);
	}
}

void CETLdemoDlg::OnSelectConnectStringFrom() 
{
	CString connectStringFrom = m_connectStringFrom;
	if (GetConnectString(m_connectStringFrom, this)
	&& connectStringFrom != m_connectStringFrom)
	{
		m_nCustomersMode = 0;
		m_listCustomers.ResetContent();
		m_nEmployeesMode = 0;
		m_listEmployees.ResetContent();
		UpdateData(false);
		UpdateCustomersView();
		UpdateEmployeesView();
	}
}

void CETLdemoDlg::OnSelectConnectStringTo() 
{
	if (GetConnectString(m_connectStringTo, this))
		UpdateData(false);
}

void CETLdemoDlg::OnSelectCustomers() 
{
	UpdateCustomersView();

	if (m_listCustomers.GetCount() == 0)
	{
		CWaitCursor waitCursor;