ArcObjects Library Reference (GeoDatabaseUI)  

ICalculator Interface

Provides access to members that calculate field values in a table.

Product Availability

Available with ArcGIS Desktop.

When To Use

Use ICalculator interface whenever you wish to update field values in a table, which may be either a stand-alone table or the attribute table of a featureclass.


Method Calculate Performs the calculation by executing the pre-expression and expression.
Write-only property Callback The call back routine.
Write-only property Cursor Cursor used to access the rows on which the calculation will be performed.
Read/write property Expression Expression or value applied to a field in each row of the cursor.
Write-only property Field Field to perform the calculation on.
Read/write property PreExpression A pre-calculation determination of a value or variable that may be used as the expression (or value) of the calculation.
Read/write property ShowErrorPrompt Indicates whether to show a message prompt when an error occurs during calculation.

CoClasses that implement ICalculator

CoClasses and Classes Description
Calculator Calculator engine which is used by the UI and can be used independently.

See Also

ICalculatorCallback Interface

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