com.google.gwt.view.client

Class DefaultSelectionEventManager.WhitelistEventTranslator<T>

java.lang.Object

com.google.gwt.view.client.DefaultSelectionEventManager.WhitelistEventTranslator<T>

Type Parameters:

T - the data type

All Implemented Interfaces:

DefaultSelectionEventManager.EventTranslator<T>

Enclosing class:

DefaultSelectionEventManager<T>

public static class DefaultSelectionEventManager.WhitelistEventTranslator<T>
extends Object
implements DefaultSelectionEventManager.EventTranslator<T>

An event translator that allows selection only for the specified whitelisted columns.

Constructor Summary

Constructors

Constructor and Description
WhitelistEventTranslator(int... whitelistedColumns) Construct a new DefaultSelectionEventManager.WhitelistEventTranslator.

Method Summary

Modifier and Type	Method and Description
boolean	clearCurrentSelection(CellPreviewEvent<T> event) Check whether a user selection event should clear all currently selected values.
void	clearWhitelist() Clear all columns from the whitelist.
boolean	isColumnWhitelisted(int index) Check if the specified column is whitelisted.
void	setColumnWhitelisted(int index, boolean isWhitelisted) Set whether or not the specified column in whitelisted.
DefaultSelectionEventManager.SelectAction	translateSelectionEvent(CellPreviewEvent<T> event) Translate the user selection event into a DefaultSelectionEventManager.SelectAction.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, toString

Constructor Detail

WhitelistEventTranslator

public WhitelistEventTranslator(int... whitelistedColumns)

Construct a new DefaultSelectionEventManager.WhitelistEventTranslator.

Parameters:

whitelistedColumns - the columns to whitelist

Method Detail

clearCurrentSelection

public boolean clearCurrentSelection(CellPreviewEvent<T> event)

Description copied from interface: DefaultSelectionEventManager.EventTranslator

Check whether a user selection event should clear all currently selected values.

Specified by:

clearCurrentSelection in interface DefaultSelectionEventManager.EventTranslator<T>

Parameters:

event - the CellPreviewEvent to translate

clearWhitelist

public void clearWhitelist()

Clear all columns from the whitelist.

isColumnWhitelisted

public boolean isColumnWhitelisted(int index)

Check if the specified column is whitelisted.

Parameters:

index - the column index

Returns:

true if whitelisted, false if not

setColumnWhitelisted

public void setColumnWhitelisted(int index,
                                 boolean isWhitelisted)

Set whether or not the specified column in whitelisted.

Parameters:

index - the column index

isWhitelisted - true to whitelist, false to allow disallow selection

translateSelectionEvent

public DefaultSelectionEventManager.SelectAction translateSelectionEvent(CellPreviewEvent<T> event)

Description copied from interface: DefaultSelectionEventManager.EventTranslator

Translate the user selection event into a DefaultSelectionEventManager.SelectAction.

Specified by:

translateSelectionEvent in interface DefaultSelectionEventManager.EventTranslator<T>

Parameters:

event - the CellPreviewEvent to translate