Package org.eclipse.swt.events
Interface TreeListener
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- 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 theremoveTreeListener
method. When a branch of the tree is expanded or collapsed, the appropriate method will be invoked.- See Also:
TreeAdapter
,TreeEvent
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description void
treeCollapsed(TreeEvent e)
Sent when a tree branch is collapsed.void
treeExpanded(TreeEvent e)
Sent when a tree branch is expanded.
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Method Detail
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treeCollapsed
void treeCollapsed(TreeEvent e)
Sent when a tree branch is collapsed.- Parameters:
e
- an event containing information about the tree operation
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treeExpanded
void treeExpanded(TreeEvent e)
Sent when a tree branch is expanded.- Parameters:
e
- an event containing information about the tree operation
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