typedef struct _HD_ITEMW
{
    UINT    mask;
    int     cxy;
    LPWSTR   pszText;
    HBITMAP hbm;
    int     cchTextMax;
    int     fmt;
    LPARAM  lParam;
#if (_WIN32_IE >= 0x0300)
    int     iImage;        
    int     iOrder;
#endif
#if (_WIN32_IE >= 0x0500)
    UINT    type;           
    void *  pvFilter;       
#endif
} HDITEMW, *LPHDITEMW;