Combobox Tree Node Editor : Tree Renderer Editor « Swing JFC « Java

1. Java
2. Swing JFC
3. Tree Renderer Editor

Combobox Tree Node Editor

  
import java.awt.BorderLayout;

import javax.swing.DefaultCellEditor;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.tree.DefaultTreeCellEditor;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.TreeCellEditor;

public class ComboTreeSample {
  public static void main(String args[]) {
    JFrame frame = new JFrame("Editable Tree");
    JTree tree = new JTree();
    tree.setEditable(true);
    DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) tree
        .getCellRenderer();
    String elements[] = { "Root", "chartreuse", "rugby", "sushi" };
    JComboBox comboBox = new JComboBox(elements);
    comboBox.setEditable(true);
    TreeCellEditor comboEditor = new DefaultCellEditor(comboBox);
    TreeCellEditor editor = new DefaultTreeCellEditor(tree, renderer,
        comboEditor);
    tree.setCellEditor(editor);
    JScrollPane scrollPane = new JScrollPane(tree);
    frame.getContentPane().add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
  }
}

           
         
    
  

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