Перерисовка CDialog

void CVehicleView::OnBnClickedAdd()
{
    MyDialog *dia=new MyDialog;
    CStatic *pStatic=new CStatic;
    dia->Create(IDD_MYDIALOG,this);
    dia->ShowWindow(SW_SHOW);
    if(dia->GetCheckedRadioButton(IDC_PLANE,IDC_SHIP)==IDC_PLANE)
    {
            pStatic->Create(_T("Hight"),WS_VISIBLE,CRect(10,10,50,50),dia,1);       
    }
    else
    {
        delete pStatic;
    }   
}

CStatic m_stat; 
m_stat.ShowWindow(SW_HIDE);//прячем
m_stat.ShowWindow(SW_SHOW);//отображаем

void CShowHideDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialog::DoDataExchange(pDX);
    //{{AFX_DATA_MAP(CShowHideDlg)
    DDX_Control(pDX, IDC_STATIC1, m_Stat1);
    DDX_Control(pDX, IDC_RADIO1, m_Radio1);
    DDX_Control(pDX, IDC_RADIO2, m_Radio2);
    //}}AFX_DATA_MAP
}
 
BEGIN_MESSAGE_MAP(CShowHideDlg, CDialog)
    //{{AFX_MSG_MAP(CShowHideDlg)
    ON_WM_PAINT()
    ON_WM_QUERYDRAGICON()
    ON_BN_CLICKED(IDC_RADIO1, OnRadio1)
    ON_BN_CLICKED(IDC_RADIO2, OnRadio2)
    //}}AFX_MSG_MAP
END_MESSAGE_MAP()

void CShowHideDlg::OnRadio1() 
{
    // TODO: Add your control notification handler code here
    AfxMessageBox("Radio1");
}
 
void CShowHideDlg::OnRadio2() 
{
    // TODO: Add your control notification handler code here
    AfxMessageBox("Radio2");
}
 
void CShowHideDlg::OnOK() 
{
    // TODO: Add extra validation here
    bShow = !bShow;
    m_Radio1.ShowWindow(bShow ? SW_SHOW : SW_HIDE);
    m_Radio2.ShowWindow(bShow ? SW_SHOW : SW_HIDE);
    m_Stat1.ShowWindow(bShow ? SW_SHOW : SW_HIDE);
    //CDialog::OnOK();
}

class CShowHideDlg : public CDialog
{
// Construction
public:
    BOOL bShow;
    CShowHideDlg(CWnd* pParent = NULL); // standard constructor
 
// Dialog Data
    //{{AFX_DATA(CShowHideDlg)
    enum { IDD = IDD_SHOWHIDE_DIALOG };
    CButton m_Radio1;
    CButton m_Radio2;
    CButton m_Stat1;
    //}}AFX_DATA
 
    // ClassWizard generated virtual function overrides
    //{{AFX_VIRTUAL(CShowHideDlg)
    protected:
    virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
    //}}AFX_VIRTUAL
 
// Implementation
protected:
    HICON m_hIcon;
 
    // Generated message map functions
    //{{AFX_MSG(CShowHideDlg)
    virtual BOOL OnInitDialog();
    afx_msg void OnPaint();
    afx_msg HCURSOR OnQueryDragIcon();
    afx_msg void OnRadio1();
    afx_msg void OnRadio2();
    virtual void OnOK();
    //}}AFX_MSG
    DECLARE_MESSAGE_MAP()
};