Example usage for javax.swing.tree DefaultMutableTreeNode DefaultMutableTreeNode

List of usage examples for javax.swing.tree DefaultMutableTreeNode DefaultMutableTreeNode

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Introduction

In this page you can find the example usage for javax.swing.tree DefaultMutableTreeNode DefaultMutableTreeNode.

Prototype

public DefaultMutableTreeNode(Object userObject)

Source Link

Document

Creates a tree node with no parent, no children, but which allows children, and initializes it with the specified user object.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root Label");
    root.add(new DefaultMutableTreeNode("Node Label"));

    JTree tree = new JTree(root);

    JFrame f = new JFrame();
    f.add(new JScrollPane(tree));
    f.setSize(300, 300);/*from  ww w .ja  v  a  2  s  .  c  o m*/
    f.setVisible(true);

}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    DefaultMutableTreeNode mercury = new DefaultMutableTreeNode("Mercury");
    root.insert(mercury, 0);/*w w w .  j  a v  a2  s.  c  o  m*/
    DefaultMutableTreeNode venus = new DefaultMutableTreeNode("Venus");
    root.insert(venus, 1);
    DefaultMutableTreeNode mars = new DefaultMutableTreeNode("Mars");
    root.insert(mars, 2);
    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:DefaultMutableTreeNodeAddingDemo.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    DefaultMutableTreeNode mercury = new DefaultMutableTreeNode("Mercury");
    root.add(mercury);/*w w w.  j a va  2 s  .co m*/
    DefaultMutableTreeNode venus = new DefaultMutableTreeNode("Venus");
    root.add(venus);
    DefaultMutableTreeNode mars = new DefaultMutableTreeNode("Mars");
    root.add(mars);
    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    DefaultMutableTreeNode root = new DefaultMutableTreeNode("root");
    DefaultTreeModel model = new DefaultTreeModel(root);
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(new JScrollPane(new JTree(model)));
    f.getContentPane().add(new JButton(new AbstractAction("Add thousand children") {
        @Override//w  ww.j a v a  2 s. c  o m
        public void actionPerformed(ActionEvent e) {
            int offset = root.getChildCount() + 1;
            for (int i = 0; i < 1000; i++) {
                DefaultMutableTreeNode child = new DefaultMutableTreeNode("Person " + (i + offset));
                // model.insertNodeInto(child, root, root.getChildCount());
                root.add(child);
            }
            model.nodeStructureChanged(root);
        }
    }), BorderLayout.PAGE_END);
    f.pack();
    f.setVisible(true);
}

From source file:DynamicUtilTreeNodeDemo.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    Hashtable<String, Object> hashtable = new Hashtable<String, Object>();
    hashtable.put("Two", new String[] { "A", "B", "C" });

    Hashtable<Object, Object> innerHashtable = new Hashtable<Object, Object>();

    innerHashtable.put("Two", new String[] { "A", "B", "C" });

    hashtable.put("Three", innerHashtable);
    JTree.DynamicUtilTreeNode.createChildren(root, hashtable);
    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);/*from  w w w.  ja  va  2s . c om*/
    frame.setVisible(true);

}

From source file:PrintDescendants.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    DefaultMutableTreeNode mercury = new DefaultMutableTreeNode("Mercury");
    root.add(mercury);//  w ww. ja va 2 s.  c  om
    DefaultMutableTreeNode venus = new DefaultMutableTreeNode("Venus");
    root.add(venus);
    DefaultMutableTreeNode mars = new DefaultMutableTreeNode("Mars");
    root.add(mars);
    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);

    printDescendants(root);
}

From source file:Main.java

public static void main(String[] args) {
    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Days");
    for (DaysOfTheWeek dotw : DaysOfTheWeek.values()) {
        root.add(new DefaultMutableTreeNode(dotw));
    }//from  w  ww .j  a  va 2 s . co m
    final DefaultTreeModel model = new DefaultTreeModel(root);
    JTree tree = new JTree(model);
    tree.setRootVisible(true);
    tree.setShowsRootHandles(true);
    ToolTipManager.sharedInstance().registerComponent(tree);
    tree.setCellRenderer(new MyTreeCellRenderer());
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.add(new JScrollPane(tree));
    f.pack();
    f.setVisible(true);
}

From source file:MainClass.java

public static void main(final String args[]) {
    JFrame frame = new JFrame("DynamicUtilTreeNode Hashtable");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");

    Hashtable<Object, Object> hashtable = new Hashtable<Object, Object>();
    hashtable.put("A", args);
    hashtable.put("B", new String[] { "a", "b", "c" });
    Hashtable<Object, Object> innerHashtable = new Hashtable<Object, Object>();
    Properties props = System.getProperties();
    innerHashtable.put(props, props);//  w w w. j a va 2s  . c o m
    hashtable.put("C", innerHashtable);

    JTree.DynamicUtilTreeNode.createChildren(root, hashtable);

    JTree tree = new JTree(root);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {

    DefaultMutableTreeNode root = new DefaultMutableTreeNode(Boolean.TRUE);
    DefaultMutableTreeNode child1 = new DefaultMutableTreeNode(Boolean.FALSE);
    DefaultMutableTreeNode child2 = new DefaultMutableTreeNode(Boolean.FALSE);
    root.add(child1);/*from www . j av  a2s  .  c  o m*/
    root.add(child2);
    DefaultTreeModel model = new DefaultTreeModel(root);

    JTree tree = new JTree(model);
    tree.setCellRenderer(new TreeRenderer());

    tree.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseClicked(MouseEvent e) {
            TreePath pathForLocation = tree.getPathForLocation(e.getX(), e.getY());
            Object lastPathComponent = pathForLocation.getLastPathComponent();
            if (lastPathComponent instanceof DefaultMutableTreeNode) {
                Boolean oldObject = (Boolean) ((DefaultMutableTreeNode) lastPathComponent).getUserObject();
                ((DefaultMutableTreeNode) lastPathComponent).setUserObject(!oldObject);
                model.nodeChanged((DefaultMutableTreeNode) lastPathComponent);
            }
        }
    });

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.getContentPane().setLayout(new BorderLayout());
    frame.getContentPane().add(tree, BorderLayout.CENTER);
    frame.setSize(800, 600);
    frame.setVisible(true);
}

From source file:TreeExpansionListenerDemo.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    root.add(new DefaultMutableTreeNode("A"));
    root.add(new DefaultMutableTreeNode("B"));
    root.add(new DefaultMutableTreeNode("C"));
    JTree tree = new JTree(root);

    TreeExpansionListener treeExpandListener = new TreeExpansionListener() {

        public void treeExpanded(TreeExpansionEvent event) {
            TreePath path = event.getPath();
            DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();
            String data = node.getUserObject().toString();
            System.out.println("Expanded: " + data);
        }//from  ww w.ja va  2  s  . c o m

        public void treeCollapsed(TreeExpansionEvent event) {
            TreePath path = event.getPath();
            DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();
            String data = node.getUserObject().toString();
            System.out.println("Collapsed: " + data);
        }
    };

    tree.addTreeExpansionListener(treeExpandListener);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);

}