com.sencha.gxt.widget.core.client.grid
Interface SummaryType<N,O extends java.lang.Number>

Type Parameters:

N - the value type

O - the return type

All Known Implementing Classes:

SummaryType.AvgSummaryType, SummaryType.CountSummaryType, SummaryType.MaxSummaryType, SummaryType.MinSummaryType, SummaryType.SumSummaryType

public interface SummaryType<N,O extends java.lang.Number>

Calculates the value of a summary column.

Nested Class Summary

static class	SummaryType.AvgSummaryType<N>
static class	SummaryType.CountSummaryType<V>
static class	SummaryType.MaxSummaryType<N>
static class	SummaryType.MinSummaryType<N>
static class	SummaryType.SumSummaryType<N>

Method Summary

<M> O

calculate(java.util.List<? extends M> models, ValueProvider<? super M,N> vp) Returns the value for a summary calculation.

Method Detail

calculate

<M> O calculate(java.util.List<? extends M> models,
                ValueProvider<? super M,N> vp)

Returns the value for a summary calculation.

Parameters:

models - the list of models

vp - the value provider

Returns:

the summary value