com.smartgwt.client.widgets.grid
Interface SummaryFunction

public interface SummaryFunction

Function to produce a summary value based on an array of records and a field definition. An example usage is the listGrid summary row, where a row is shown at the bottom of the listGrid containing summary information about each column.

See Also:

SummaryFunctionType

Method Summary

Object

getSummaryValue(Record[] records, ListGridField field) Function to produce a summary value based on an array of records and a field definition.

Method Detail

getSummaryValue

Object getSummaryValue(Record[] records,
                       ListGridField field)

Function to produce a summary value based on an array of records and a field definition.

Parameters:

records - the array of records

field - the field definition for which the summary is required

Returns:

the summary value