C / C++ / MFC

#include < stdio.h >

int main( int argc, char **argv )
{
    printf("Hello World!\n");
    return 0;
}

if(!m_pDlgComms) // check to see if the dialogue exists
		{
		m_pDlgComms = new CCommsDlg(this);

CCommsDlg::CCommsDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCommsDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCommsDlg)
	m_sCommsInput = _T("");
	m_sCommsOutput = _T("");
	//}}AFX_DATA_INIT
	if (Create(CCommsDlg::IDD, pParent))
	{ 
	m_pParent = pParent;
	ShowWindow(SW_SHOW);
	}
}

void CCommsDlg::PostNcDestroy() 
{
	// TODO: Add your specialized code here and/or call the base class
	CDialog::PostNcDestroy();
	if(m_pParent)
	{	
			
		((CBuggycontrolappView*)m_pParent)->m_pDlgComms			= NULL;
		((CBuggycontrolappView*)m_pParent)->m_nCommsToggleState = 0;
	}
	delete this;
}

CCommsDlg::OnClose()
{
     DestroyWindow();
}

void CCommsDlg::OnClose() 
{	
	CDialog::OnClose();
	
	DestroyWindow();
}

void CCommsDlg::OnClose() 
{	
        DestroyWindow();

	CDialog::OnClose();
	
}