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Interface ISummaryAdjustable - Xamarin.Forms API Reference | Syncfusion

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    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.

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