TreeModelBuilder.java

/*
 * $Id: TreeModelBuilder.java 261 2009-11-26 06:05:37Z kirillcool $
 * Read the "license.txt" file for licensing information.
 * (C) Antonio Vieiro. All rights reserved.
 */

package test.check.treednd;

import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;

/**
 * TreeModelBuilder builds tree models for the sample.
 * 
 * @author Antonio Vieiro (antonio@antonioshome.net), $Author: kirillcool $
 */
final class TreeModelBuilder {
	static DefaultTreeModel createModel() {
		DefaultMutableTreeNode root = new DefaultMutableTreeNode("sample-tree");

		DefaultTreeModel model = new DefaultTreeModel(root);

		DefaultMutableTreeNode oranges = new DefaultMutableTreeNode("oranges");
		model.insertNodeInto(oranges, root, 0);

		for (int i = 0; i < 5; i++)
			model
					.insertNodeInto(new DefaultMutableTreeNode("orange "
							+ (i + 1)), oranges, i);

		DefaultMutableTreeNode apples = new DefaultMutableTreeNode("apples");
		model.insertNodeInto(apples, root, 1);
		for (int i = 0; i < 3; i++)
			model.insertNodeInto(
					new DefaultMutableTreeNode("apple " + (i + 1)), apples, i);

		return model;
	}
}