Preventing the Expansion or Collapse of a Node in a JTree Component : Tree « Swing JFC « Java

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Java » Swing JFC » Tree

Preventing the Expansion or Collapse of a Node in a JTree Component


  



import javax.swing.JTree;

import javax.swing.tree.TreePath;



public class Main {

  public static void main(String[] argv) {

    JTree tree = new JTree() {

      protected void setExpandedState(TreePath path, boolean state) {

        if (state) {

          super.setExpandedState(path, state);

        }

      }

    };

  }

}

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