TreeListener

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org.eclipse.swt.events
Interface TreeListener

All Superinterfaces:: java.util.EventListener, org.eclipse.swt.internal.SWTEventListener

All Known Implementing Classes:: TreeAdapter

public interface TreeListener
extends org.eclipse.swt.internal.SWTEventListener

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 control using the addTreeListener method and removed using the removeTreeListener method. When a branch of a tree is expanded or collapsed, the appropriate method will be invoked.

Method Summary

void treeCollapsed(TreeEvent e)
Sent when a tree branch is collapsed.

void treeExpanded(TreeEvent e)
Sent when a tree branch is expanded.

Method Detail

treeCollapsed

public void treeCollapsed(TreeEvent e)

Sent when a tree branch is collapsed.

treeExpanded

public void treeExpanded(TreeEvent e)

Sent when a tree branch is expanded.