trenddatadlg.cpp

此文件为VC++开发环境下的OPC client trend 源代码

/////////////////////////////////////////////////////////////////////////////
//
//  OPC Trend VC++ Client:	TrendDataDlg.CPP
//							(Source File)
//
/////////////////////////////////////////////////////////////////////////////
//
//          Author: Raphael Imhof
//    Initial Date: 11/04/98
//       $Workfile: TrendDataDlg.cpp $
//       $Revision: 1 $
//           $Date: 7/27/99 5:24p $
//   Target System: Microsoft Windows NT 4.0
//     Environment: Visual C++ 5.0 / OPC DataAccess 1.0 / 2.0
//         Remarks: 
//
/////////////////////////////////////////////////////////////////////////////
//
//     Description: implementation of the CTrendDataDlg class.
//					Samples dialog.
//					
//
/////////////////////////////////////////////////////////////////////////////
//
//  History of Changes     (Please remove very old comments and blank lines!)
//            $Log: /IDK/OPCServer/clients/VC++/Trend/TrendDataDlg.cpp $
// 
// 1     7/27/99 5:24p Imhof
// 
// 1     7/27/99 5:20p Imhof
// 
// 2     1/15/99 7:04p Imhof
// Updated legal notice.
//
//  $Nokeywords:$ (To avoid useless search while checking in.)
/////////////////////////////////////////////////////////////////////////////
//  Copyright (C) 1998, Siemens Building Technologies, Inc. Landis Division
//
// SIEMENS BUILDING TECHNOLOGIES, INC. IS PROVIDING THE FOLLOWING
// EXAMPLES OF CODE AS SAMPLE ONLY.
//
// SIEMENS BUILDING TECHNOLOGIES, INC.  MAKES NO REPRESENTATIONS
// OR WARRANTIES OF ANY KIND  WITH RESPECT TO THE VALIDTY OF THE 
// CODES   OR   DESIRED   RESULTS   AND   DISCLAIMS   ALL   SUCH 
// REPRESENTATIONS   AND   WARRANTIES,  INCLUDING  FOR  EXAMPLE, 
// WARRANTIES  OF  MERCHANTABILITY  AND FITNESS FOR A PARTICULAR 
// PURPOSE.    SIEMENS  BUILIDNG  TECHNOLOGIES,  INC.  DOES  NOT 
// REPRESENT  OR  WARRANT  THAT  THE  FOLLOWING CODE SAMPLES ARE 
// ACCURATE, VALID, COMPLETE OR CURRENT.
//
/////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "trend.h"
#include "TrendDataDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTrendDataDlg dialog


CTrendDataDlg::CTrendDataDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTrendDataDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTrendDataDlg)
	m_dwSamples = 0;
	m_iRead = 0;
	//}}AFX_DATA_INIT
}


void CTrendDataDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTrendDataDlg)
	DDX_Text(pDX, IDC_TREND_DATA_SAMPLES, m_dwSamples);
	DDX_Radio(pDX, IDC_TREND_DATA_READ_SYNC, m_iRead);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CTrendDataDlg message handlers

void CTrendDataDlg::OnOK() 
{
	// TODO: Add extra validation here
	UpdateData(TRUE);

	if(m_dwSamples < 10)
	{
		AfxMessageBox(IDS_OPC_TREND_SAMPLES_ERROR);
		return;
	}

	CDialog::OnOK();
}