PLVGROUP

typedef struct tagLVGROUP
{
    UINT    cbSize;
    UINT    mask;
    LPWSTR  pszHeader;
    int     cchHeader;

    LPWSTR  pszFooter;
    int     cchFooter;

    int     iGroupId;

    UINT    stateMask;
    UINT    state;
    UINT    uAlign;
} LVGROUP, *PLVGROUP;