CuEdit - provides the functionality of a Windows edit control.

// provides the functionality of a Windows edit control.


CuEdit gEdit;
gEdit.Create( WS_VISIBLE|WS_CHILD| WS_BORDER,
       CuRect(0, 0, 40 * 2 , 14 * 2), hWnd, (UINT)1);

gEdit.SetWindowText(TEXT("HI Edit"));

String strText;
gEdit.GetWindowText(strText);



// CuEdit.h


class CuEdit
{
    CuWnd m_EditWnd;
public:
    CuEdit(void);
    ~CuEdit(void);

    virtual BOOL Create( DWORD dwStyle, const RECT& rect, 
        HWND hParentWnd, UINT nID );

    void SetWindowText( LPCTSTR lpszString );
    void GetWindowText( String& rString ) const;
};




// CuEdit.cpp


CuEdit::CuEdit(void)
{
}

CuEdit::~CuEdit(void)
{
}

BOOL CuEdit::Create( DWORD dwStyle, const RECT& rect, 
                    HWND hParentWnd, UINT nID )
{
    return m_EditWnd.CreateEx(WS_EX_CLIENTEDGE, TEXT("EDIT"), 
        TEXT(""), dwStyle, rect, hParentWnd, nID);
}


void CuEdit::SetWindowText( LPCTSTR lpszString )
{
    ::SetWindowText( m_EditWnd.GetSafeHwnd(), lpszString );
}

void CuEdit::GetWindowText( String& rString ) const
{
    int nLenght = ::GetWindowTextLength( m_EditWnd );
    TCHAR *pszBuffer = new TCHAR[nLenght + 1];

    ::GetWindowText(m_EditWnd , pszBuffer, nLenght);

    rString = pszBuffer;
    delete [] pszBuffer;
}

沒打算繼承CuWnd! 看不到多型 繼承後也沒任何好處!