Class TargetDetailIs

java.lang.Object
  com.vaadin.event.dd.acceptcriteria.ClientSideCriterion
      com.vaadin.event.dd.acceptcriteria.TargetDetailIs

All Implemented Interfaces:

AcceptCriterion, Serializable

Direct Known Subclasses:

Criterion for checking if drop target details contains the specific property with the specific value. Currently only String values are supported.

Since:

6.3 TODO add support for other basic data types that we support in UIDL.

See Also:

Serialized Form

Constructor Summary
`TargetDetailIs(String dataFlavor, Boolean true1)`
`TargetDetailIs(String dataFlavor, String value)` Constructs a criterion which ensures that the value there is a value in `TargetDetails` that equals the reference value.

Method Summary
`boolean`	`accept(DragAndDropEvent dragEvent)` Validates the data in event to be appropriate for the `DropHandler.drop(DragAndDropEvent)` method.
`protected String`	`getIdentifier()`
`void`	`paintContent(PaintTarget target)`

Methods inherited from class com.vaadin.event.dd.acceptcriteria.ClientSideCriterion
`isClientSideVerifiable, paint, paintResponse`

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

Constructor Detail

TargetDetailIs

public TargetDetailIs(String dataFlavor,
                      String value)

Constructs a criterion which ensures that the value there is a value in TargetDetails that equals the reference value.

Parameters:: dataFlavor - the type of data to be checked; value - the reference value to which the drop target detail will be compared

public TargetDetailIs(String dataFlavor,
                      Boolean true1)

Method Detail

public void paintContent(PaintTarget target)
                  throws PaintException

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.

protected String getIdentifier()