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Specifies the type of CellState.
• active = 16
When the cell is focus, cell state include "active" state.
• dirty = 64
When cell value is changed, cell state include "dirty" state.
• edit = 8
When the cell is editing, cell state include "edit" state.
• hover = 1
When mouse hover on the cell , cell state include "hover" state.
• invalid = 2
When the data-validation conditional evaluate fail, cell state include "invalid" state.
• invalidFormula = 128
When cell value is invalid formula string, cell state include "invalidFormula" state.
• readonly = 4
When the cell is locked in protect worksheet , cell state include "readonly" state.
• selected = 32
When the cell is in the selection range, cell state include "selected" state.