Interface TreeTreeDnDListener
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java.util.EventListener
public interface TreeTreeDnDListener extends java.util.EventListener
TreeTreeDnDListener represents a listener that receives notifications when some node from a tree is moved or copied into itself (or into another tree).
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description void
drop(TreeTreeDnDEvent anEvent)
Invoked when the drop operation happens.void
mayDrop(TreeTreeDnDEvent anEvent)
Invoked to verify that a node may be dropped into another node.
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Method Detail
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mayDrop
void mayDrop(TreeTreeDnDEvent anEvent) throws DnDVetoException
Invoked to verify that a node may be dropped into another node.- Parameters:
anEvent
- a TreeTreeDnDEvent the event containing information about the Drag and Drop operation.- Throws:
DnDVetoException
- if the drag and drop operation is not valid.
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drop
void drop(TreeTreeDnDEvent anEvent) throws DnDVetoException
Invoked when the drop operation happens.- Parameters:
anEvent
- a TreeTreeDnDEvent the event containing information about the Drag and Drop operation.- Throws:
DnDVetoException
- if the drag and drop operation is not valid.
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