Structure to define a DataTable.
Array of texts, ordered first by row : [row0col0, row0col1, row0col2, row1col0, row1col1, row1col2, …] Table cells types can be text or image. The widget bound to the table must support the good type. The cells of type image must contain the icon id of the image. Icon images must be previously created and stored in the document with A3DPDFDocumentAddImageAsIcon2, which returns the icon id.