enum CellState {
kCellStateNone = 0x00,
kCellStateContentLocked = 0x01,
kCellStateContentReadOnly = 0x02,
kCellStateLinked = 0x04,
kCellStateContentModifiedAfterUpdate = 0x08,
kCellStateFormatLocked = 0x10,
kCellStateFormatReadOnly = 0x20,
kCellStateFormatModifiedAfterUpdate = 0x40,
kAllCellStates = (kCellStateContentLocked | kCellStateContentReadOnly | kCellStateLinked | kCellStateContentModifiedAfterUpdate | kCellStateFormatLocked | kCellStateFormatReadOnly | kCellStateFormatModifiedAfterUpdate)
};