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// EnumServerDlg.cpp : implementation file
//
#include "stdafx.h"
#include "EnumServer.h"
#include "EnumServerDlg.h"
#include <sql.h>
#include <sqlext.h>
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#pragma comment(lib,"odbc32.lib")
/////////////////////////////////////////////////////////////////////////////
// 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()
/////////////////////////////////////////////////////////////////////////////
// CEnumServerDlg dialog
CEnumServerDlg::CEnumServerDlg(CWnd* pParent /*=NULL*/)
: CDialog(CEnumServerDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CEnumServerDlg)
// 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 CEnumServerDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CEnumServerDlg)
DDX_Control(pDX, IDC_LIST1, m_Server);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CEnumServerDlg, CDialog)
//{{AFX_MSG_MAP(CEnumServerDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CEnumServerDlg message handlers
BOOL CEnumServerDlg::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
CString sServer;
CString sText=GetServer();
FormatString(sText,&m_Server);
return TRUE; // return TRUE unless you set the focus to a control
}
void CEnumServerDlg::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 CEnumServerDlg::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 CEnumServerDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
CString CEnumServerDlg::GetServer()
{
CString sSQLChar = "Driver={SQL Server}";
CString cKey = "SERVER";
SQLHENV hSqlHenv;
SQLHDBC hSQLHdbc;
short sConnStrOut;
CString Returnstr;
//分配环境句柄
int IsSuccess=SQLAllocHandle(SQL_HANDLE_ENV,SQL_NULL_HANDLE,&hSqlHenv);
if (IsSuccess == SQL_SUCCESS || IsSuccess == SQL_SUCCESS_WITH_INFO)
{
//设置环境属性
IsSuccess = SQLSetEnvAttr(hSqlHenv, SQL_ATTR_ODBC_VERSION,
(void *)SQL_OV_ODBC3, 0);
if (IsSuccess == SQL_SUCCESS || IsSuccess == SQL_SUCCESS_WITH_INFO)
{
//分配一个连接句柄
IsSuccess = SQLAllocHandle(SQL_HANDLE_DBC, hSqlHenv, &hSQLHdbc);
if (IsSuccess == SQL_SUCCESS || IsSuccess == SQL_SUCCESS_WITH_INFO)
{
CString szConnStrOut;
//调用SQLBrowseConnect
IsSuccess =SQLBrowseConnect(hSQLHdbc, (SQLCHAR *)
sSQLChar.GetBuffer(sSQLChar.GetLength()),SQL_NTS,(SQLCHAR*)
(szConnStrOut.GetBuffer(4824)), 4824, &sConnStrOut);
szConnStrOut.ReleaseBuffer();
int nPos=szConnStrOut.Find(cKey);
if(nPos!=-1)
nPos=nPos+cKey.GetLength();
int nBegin=szConnStrOut.Find("{",nPos+1);
int nEnd=szConnStrOut.Find("}",nPos+1);
Returnstr=szConnStrOut.Mid(nBegin+1,nEnd-(nBegin+1));
}
}
}
return Returnstr;
}
void CEnumServerDlg::FormatString(CString sText, CListBox *pListBox)
{
int nPos=0,nOldPos=0;
CString sMem;
while(nPos!=-1)
{
nOldPos=nPos;
nPos=sText.Find(",",nPos+1);
if(nPos==-1)
nPos=sText.GetLength();
if(nOldPos==0)
sMem=sText.Mid(nOldPos,nPos-nOldPos);
else
sMem=sText.Mid(nOldPos+1,nPos-nOldPos-1);
if(nPos==sText.GetLength())
nPos=-1;
if(sMem.IsEmpty())
continue;
pListBox->AddString(sMem);
}
}
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