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Java > Open Source Codes > edu > rice > cs > util > docnavigation > InnerNode


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33
34 package edu.rice.cs.util.docnavigation;
35
36 import javax.swing.tree.*;
37
38 /** This is an unsynchronized swing class and hence should only be accessed from the
39  * event-handling thread.
40  * @param T The type of the value wrapped by this node.
41  * @param ItemT
42  */
43 public abstract class InnerNode<T, ItemT extends INavigatorItem>
44     extends DefaultMutableTreeNode implements NodeData<ItemT> {
45   
46   protected boolean _collapsed; // tree defaults to all NOT collapsed
47
48   public InnerNode(T d) { super(d); }
49   abstract public void setData(T d);
50   abstract public T getData();
51   
52   public void setCollapsed(boolean c) { _collapsed = c; }
53   public boolean isCollapsed() { return _collapsed; }
54 }
55
56
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