C / C++ / MFC

BOOL CDwgPvDLG::OnInitDialog()
{
	CDialog::OnInitDialog();

	//CDwgPreview    
 
	m_mytext.AddString(_T("Exchanger-Double end"));
      m_mytext.AddString(_T("Exchanger-Single end"));
      m_mytext.AddString(_T("Exchanger-Double end kettle"));
	 

      m_mytext.SetCurSel(0);

      mydwg = _T("C:\\Symbol\\Exchangers\\Exchanger_1_i.dwg");



 	

	return TRUE;
}


void CDwgPvDLG::OnPaint()
{

	// this is class for Preview of the drawing.


	CDwgPreview ::ShowInDialog (mydwg,this,IDC_PVTYP);

	CPaintDC dc(this); // device context for painting
	// TODO: Add your message handler code here
	// Do not call CDialog::OnPaint() for painting messages


}

void CDwgPvDLG::OnselectionchangeList()
{
	// TODO: Add your control notification handler code here
	
 int nEntry = m_mytext.GetCurSel();

 switch (nEntry)

 {

 case 0:
	 mydwg = _T("C:\\Symbol\\Exchangers\\Exchanger_1_i.dwg");
	 break ;

 case 1:

	 mydwg = _T("C:\\Symbol\\Exchangers\\Exchanger_2_i.dwg");
	 break ; 

 case 2:

	 mydwg = _T("C:\\Symbol\\Exchangers\\Exchanger_3_i.dwg");

	 break;



 }

}