Interface ISummaryAdjustable

Defines method to calculate the summary in optimized way during data updates.

Namespace: Syncfusion.Data

Assembly: Syncfusion.Data.Portable.dll

Syntax

public interface ISummaryAdjustable

Methods

AdjustSummaryCalculation(Object, Object, Object, NotifyCollectionChangedAction, String, Int32)

Adjusts the summary calculation based on the given values.

Declaration

object AdjustSummaryCalculation(object currentValue, object oldValue, object newValue, NotifyCollectionChangedAction recordAction, string propertyName, int recordCount)

Parameters

Type	Name	Description
System.Object	currentValue	The current summary value.
System.Object	oldValue	The old summary value.
System.Object	newValue	The new summary value.
System.Collections.Specialized.NotifyCollectionChangedAction	recordAction	The collection changed action.
System.String	propertyName	The name of the property that is changed.
System.Int32	recordCount	The count of the records in the group.

Returns

Type	Description
System.Object	Returns the modified value of the summary calculation based on the given values.