IdentityColumn (GWT Javadoc)

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GWT 2.7.0

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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>, HasAlignment, HasHorizontalAlignment, HasVerticalAlignment

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.

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