IdentityColumn (GWT Javadoc)

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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>, HasAlignment, HasHorizontalAlignment, HasVerticalAlignment

    public class IdentityColumn<T>

extends Column<T,T>

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

Nested Class Summary

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasHorizontalAlignment
`HasHorizontalAlignment.AutoHorizontalAlignmentConstant, HasHorizontalAlignment.HorizontalAlignmentConstant`

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasVerticalAlignment
`HasVerticalAlignment.VerticalAlignmentConstant`

Field Summary

Fields inherited from interface com.google.gwt.user.client.ui.HasHorizontalAlignment
`ALIGN_CENTER, ALIGN_DEFAULT, ALIGN_JUSTIFY, ALIGN_LEFT, ALIGN_LOCALE_END, ALIGN_LOCALE_START, ALIGN_RIGHT`

Fields inherited from interface com.google.gwt.user.client.ui.HasVerticalAlignment
`ALIGN_BOTTOM, ALIGN_MIDDLE, ALIGN_TOP`

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, getCellStyleNames, getDataStoreName, getFieldUpdater, getHorizontalAlignment, getVerticalAlignment, isDefaultSortAscending, isSortable, onBrowserEvent, render, setCellStyleNames, setDataStoreName, setDefaultSortAscending, setFieldUpdater, setHorizontalAlignment, setSortable, setVerticalAlignment`

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

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