info.magnolia.ui.workbench.tree.drop
Class OnlyNodesDropConstraint

java.lang.Object
  info.magnolia.ui.workbench.tree.drop.OnlyNodesDropConstraint

All Implemented Interfaces:

DropConstraint

public class OnlyNodesDropConstraint
extends Object
implements DropConstraint

Allows only nodes to be moved and prevents nodes from becoming children of properties.

Constructor Summary

OnlyNodesDropConstraint()

Method Summary

boolean	allowedAfter(com.vaadin.data.Item sourceItem, com.vaadin.data.Item targetItem)
boolean	allowedAsChild(com.vaadin.data.Item sourceItem, com.vaadin.data.Item targetItem)
boolean	allowedBefore(com.vaadin.data.Item sourceItem, com.vaadin.data.Item targetItem)
boolean	allowedToMove(com.vaadin.data.Item sourceItem)

Methods inherited from class java.lang.Object

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

Constructor Detail

OnlyNodesDropConstraint

public OnlyNodesDropConstraint()

Method Detail

allowedAsChild

public boolean allowedAsChild(com.vaadin.data.Item sourceItem,
                              com.vaadin.data.Item targetItem)

Specified by:

allowedAsChild in interface DropConstraint

Parameters:

sourceItem - Moved Item.

targetItem - Target Item .

Returns:

true if the sourceItem is allowed to be set as a child of targetItem.
false otherwise.

allowedBefore

public boolean allowedBefore(com.vaadin.data.Item sourceItem,
                             com.vaadin.data.Item targetItem)

Specified by:

allowedBefore in interface DropConstraint

Parameters:

sourceItem - Moved Item.

targetItem - Target Item .

Returns:

true if the sourceItem is allowed to be put before the targetItem.
false otherwise.

allowedAfter

public boolean allowedAfter(com.vaadin.data.Item sourceItem,
                            com.vaadin.data.Item targetItem)

Specified by:

allowedAfter in interface DropConstraint

Parameters:

sourceItem - Moved Item.

targetItem - Target Item .

Returns:

true if the sourceItem is allowed to be put after the targetItem.
false otherwise.

allowedToMove

public boolean allowedToMove(com.vaadin.data.Item sourceItem)

Specified by:

allowedToMove in interface DropConstraint

Returns:

true if the Item is allowed to be moved
false otherwise.