Package org.eclipse.swt.events
Interface TreeListener
- All Known Implementing Classes:
- TreeAdapter
public interface TreeListener
Classes which implement this interface provide methods that deal with the
 expanding and collapsing of tree branches.
 
 After creating an instance of a class that implements this interface it can
 be added to a tree control using the addTreeListener method and
 removed using the removeTreeListener method. When a branch of
 the tree is expanded or collapsed, the appropriate method will be invoked.
 
- See Also:
- 
Method SummaryModifier and TypeMethodDescriptionvoidSent when a tree branch is collapsed.voidSent when a tree branch is expanded.
- 
Method Details- 
treeCollapsedSent when a tree branch is collapsed.- Parameters:
- e- an event containing information about the tree operation
 
- 
treeExpandedSent when a tree branch is expanded.- Parameters:
- e- an event containing information about the tree operation
 
 
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