linkserver.cpp

连接oracle

// LinkServer.cpp : implementation file
//

#include "stdafx.h"
#include "drawcli.h"
#include "LinkServer.h"
#include "ADOConn.h"

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

/////////////////////////////////////////////////////////////////////////////
// CLinkServer dialog


CLinkServer::CLinkServer(CWnd* pParent /*=NULL*/)
	: CDialog(CLinkServer::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLinkServer)
	m_dsn = _T("");
	m_pwd = _T("");
	m_user = _T("");
	//}}AFX_DATA_INIT
}


void CLinkServer::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLinkServer)
	DDX_Text(pDX, IDC_LS_DSN, m_dsn);
	DDX_Text(pDX, IDC_LS_PWD, m_pwd);
	DDX_Text(pDX, IDC_LS_USER, m_user);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CLinkServer, CDialog)
	//{{AFX_MSG_MAP(CLinkServer)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLinkServer message handlers

void CLinkServer::OnOK() 
{
	// TODO: Add extra validation here
	//'保存
	UpdateData(TRUE); 
	tagDsnInfo _dsninfo;
	HRESULT hr = S_OK;
	_ConnectionPtr padoConnection = NULL;
	
	if (m_dsn == "")
	{
		MessageBox("请输入数据源名称!",  "提示",MB_OK);
        return;
	}
	if (m_user == "")
	{
		MessageBox("请输入用户名!",  "提示",MB_OK);
        return;
	}
	_dsninfo.dsn = (_bstr_t)m_dsn;
	_dsninfo.user = (_bstr_t)m_user;
	_dsninfo.pwd = (_bstr_t)m_pwd;
	try 
	{
		//连接数据库
		ADOConn m_AdoConn;
		CDrawApp * App = (CDrawApp *)AfxGetApp();
		//保存到注册表中
//		App->WriteProfileString("LoginInfo","svr",m_svr);
		App->WriteProfileString("LoginInfo","dsn",m_dsn);
		App->WriteProfileString("LoginInfo","user",m_user);
		App->WriteProfileString("LoginInfo","pwd",m_pwd);
		
		//memset(g_DsnInfo.dsn ,0,_dsninfo.dsn);
		if (m_AdoConn.TestConn(_dsninfo))
		{
			g_DsnInfo.dsn = _dsninfo.dsn;
			g_DsnInfo.user = _dsninfo.user;
			g_DsnInfo.pwd = _dsninfo.pwd;
//			MessageBox("数据源连接成功!",  "提示",MB_OK);
			CDialog::OnOK();
		}
	}
	catch(_com_error &e)
	{
		BSTR err=SysAllocString(e.Description ());
		_bstr_t	errorDesc  =err;
		ErrorRaise(errorDesc);
	}
}

void CLinkServer::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}

BOOL CLinkServer::OnInitDialog() 
{
	CDialog::OnInitDialog();
	GetDlgItem(IDC_LS_DSN)->SetFocus();
	//CWnd * m_LsCWnd;
	//m_LsCWnd=GetDlgItem(IDC_LS_DSN);
	//m_LsCWnd->SetFocus(); 
	
	CDrawApp * App = (CDrawApp *)AfxGetApp();
	//得到系统参数
//	m_svr = App->GetProfileString("LoginInfo","svr","");
	m_dsn = App->GetProfileString("LoginInfo","dsn","");
	m_user = App->GetProfileString("LoginInfo","user","");
	m_pwd = App->GetProfileString("LoginInfo","pwd","");
	UpdateData(false);
	return TRUE;	
	//return FALSE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}