class CTspGeneticAlgoDoc : public CDocument
{
protected: // create from serialization only
CTspGeneticAlgoDoc();
DECLARE_DYNCREATE(CTspGeneticAlgoDoc)

// Attributes
public:

CTspGAParams GAparams;
// CBSMatrix <double> mat(citysize,citysize,0);
CBSMatrix <double> mat;
CString FileName;
//CTspGA GAAlgo(mat);
CTspGA GAAlgo;
CDialogParam dlgParam;




// Operations
public:

// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CTspGeneticAlgoDoc)
public:
virtual BOOL OnNewDocument();
virtual void Serialize(CArchive& ar);
//}}AFX_VIRTUAL

// Implementation
public:
virtual ~CTspGeneticAlgoDoc();
#ifdef _DEBUG
virtual void AssertValid() const;
virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
//{{AFX_MSG(CTspGeneticAlgoDoc)
afx_msg void OnGAParameters();
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};


this is doc class dialog box takes input and that input is passed to generic class object of GAParams