com.vaadin.ui
Class AbstractSelect.AcceptItem

java.lang.Object
  com.vaadin.event.dd.acceptcriteria.ClientSideCriterion
      com.vaadin.ui.AbstractSelect.AcceptItem

All Implemented Interfaces:

AcceptCriterion, Serializable

Enclosing class:

AbstractSelect

public static class AbstractSelect.AcceptItem
extends ClientSideCriterion

This criterion accepts a only a Transferable that contains given Item (practically its identifier) from a specific AbstractSelect.

Since:

6.3

See Also:

Serialized Form

Field Summary

static ClientSideCriterion

ALL A simple accept criterion which ensures that Transferable contains an Item (or actually its identifier).

Constructor Summary

AbstractSelect.AcceptItem(AbstractSelect select, Object... itemId)

Method Summary

boolean

accept(DragAndDropEvent dragEvent) Validates the data in event to be appropriate for the DropHandler.drop(DragAndDropEvent) method.

Methods inherited from class com.vaadin.event.dd.acceptcriteria.ClientSideCriterion

getIdentifier, isClientSideVerifiable, paint, paintResponse

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ALL

public static final ClientSideCriterion ALL

A simple accept criterion which ensures that Transferable contains an Item (or actually its identifier). In other words the criterion check that drag is coming from a Container like Tree or Table.

Constructor Detail

AbstractSelect.AcceptItem

public AbstractSelect.AcceptItem(AbstractSelect select,
                                 Object... itemId)

Parameters:

select - the select from which the item id's are checked

itemId - the item identifier(s) of the select that are accepted

Method Detail

accept

public boolean accept(DragAndDropEvent dragEvent)

Description copied from interface: AcceptCriterion

Validates the data in event to be appropriate for the DropHandler.drop(DragAndDropEvent) method.

Note that even if your criterion is validated on client side, you should always validate the data on server side too.

Returns: