Tree Selection Row
import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTree; import javax.swing.event.TreeSelectionEvent; import javax.swing.event.TreeSelectionListener; public class TreeSelectionRow { public static void main(String args[]) { String title = "JTree Sample"; JFrame frame = new JFrame(title); JTree tree = new JTree(); TreeSelectionListener treeSelectionListener = new TreeSelectionListener() { public void valueChanged(TreeSelectionEvent treeSelectionEvent) { JTree treeSource = (JTree) treeSelectionEvent.getSource(); System.out.println("Min: " + treeSource.getMinSelectionRow()); System.out.println("Max: " + treeSource.getMaxSelectionRow()); System.out.println("Lead: " + treeSource.getLeadSelectionRow()); System.out.println("Row: " + treeSource.getSelectionRows()[0]); } }; tree.addTreeSelectionListener(treeSelectionListener); JScrollPane scrollPane = new JScrollPane(tree); frame.getContentPane().add(scrollPane, BorderLayout.CENTER); frame.setSize(300, 150); frame.setVisible(true); } }