IdentityColumn (Google Web Toolkit Javadoc)

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GWT 2.1.0

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com.google.gwt.user.cellview.client
Class IdentityColumn<T>

java.lang.Object
  com.google.gwt.user.cellview.client.Column<T,T>
      com.google.gwt.user.cellview.client.IdentityColumn<T>


Type Parameters:: T - the row type

All Implemented Interfaces:: HasCell<T,T>

public class IdentityColumn<T>
extends Column<T,T>
extends Column<T,T>

A passthrough column, useful for giving cells access to the entire row object.

Field Summary

Fields inherited from class com.google.gwt.user.cellview.client.Column
`cell, fieldUpdater`

Constructor Summary
`IdentityColumn(Cell<T> cell)` Construct a new IdentityColumn with a given `Cell`.

Method Summary
`T`	`getValue(T object)` Return the passed-in object.

Methods inherited from class com.google.gwt.user.cellview.client.Column
`getCell, getFieldUpdater, onBrowserEvent, render, setFieldUpdater`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

IdentityColumn

public IdentityColumn(Cell<T> cell)

Construct a new IdentityColumn with a given Cell.

Parameters:: cell - the Cell responsible for rendering items in the column

Method Detail

getValue

public T getValue(T object)

Return the passed-in object.

Specified by:: getValue in interface HasCell<T,T>
Specified by:: getValue in class Column<T,T>

Parameters:: object - the object to return
Returns:: a value of type C suitable for passing to the cell