Example usage for javax.swing.tree TreePath TreePath

Introduction

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

Prototype

public TreePath(Object lastPathComponent)

Source Link

Document

Creates a TreePath containing a single element.

Usage

From source file:Main.java

public static void main(String[] args) {
    JTree tree = new JTree();
    Enumeration en = ((DefaultMutableTreeNode) tree.getModel().getRoot()).preorderEnumeration();
    while (en.hasMoreElements()) {
        TreePath path = new TreePath(((DefaultMutableTreeNode) en.nextElement()).getPath());
        String text = path.toString();
        System.out.println(text);
    }/*from w ww.  j a  v a  2s. c o  m*/
}

From source file:MainClass.java

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

    Vector rootVector = new TreeVector("A", new String[] { "a" });
    JTree tree = new JTree(rootVector);
    tree.setRootVisible(true);/*  w  ww.  j a  va 2 s.c  om*/
    TreeModel model = tree.getModel();
    model.valueForPathChanged(new TreePath(model.getRoot()), "javax.swing");
    ((DefaultTreeModel) model).reload();

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

From source file:Main.java

public static void main(String[] args) {
    JPanel panel = new JPanel(new BorderLayout());
    final JTree tree = new JTree();
    panel.add(new JScrollPane(tree));
    JButton btn = new JButton("Press Me");
    btn.addActionListener(et -> {/*from   w  ww.  java2 s.c  o  m*/
        for (Enumeration e = ((TreeNode) tree.getModel().getRoot()).children(); e.hasMoreElements();) {
            TreeNode tn = (TreeNode) e.nextElement();
            tree.expandPath(new TreePath(((DefaultTreeModel) tree.getModel()).getPathToRoot(tn)));
        }
    });
    panel.add(btn, BorderLayout.SOUTH);
    JFrame frame = new JFrame("");
    frame.getContentPane().add(panel);
    frame.setSize(300, 300);
    frame.setLocation(100, 100);
    frame.pack();
    frame.show();
}

From source file:Main.java

public static void expandTree(JTree tree) {
    expandTree(tree, new TreePath(tree.getModel().getRoot()));
}

From source file:Main.java

static public void expandAll(JTree tree, boolean expand) {
    Object root = tree.getModel().getRoot();
    // Traverse tree from root
    expandAll(tree, new TreePath(root), expand);
}

From source file:TreeUtil.java

public static void expandAll(JTree tree, boolean expand) {
    TreeNode root = (TreeNode) tree.getModel().getRoot();
    // Traverse tree from root
    expandAll(tree, new TreePath(root), expand);
}

From source file:Main.java

public static void visitAllExpandedNodes(JTree tree) {
    TreeNode root = (TreeNode) tree.getModel().getRoot();
    visitAllExpandedNodes(tree, new TreePath(root));
}

From source file:Main.java

public static void expand(JTree tree, int level) {
    DefaultMutableTreeNode currentNode = (DefaultMutableTreeNode) tree.getModel().getRoot();
    while (currentNode != null) {
        if (currentNode.getLevel() <= level) {
            tree.expandPath(new TreePath(currentNode.getPath()));
        }/* w ww .j  a va2s.  co  m*/
        currentNode = currentNode.getNextNode();
    }
}

From source file:Main.java

public static void expandTreeNode(JTree tree, DefaultMutableTreeNode node, int depth) {
    if (depth <= 0) {
        return;//  w ww.java2  s  . c  o m
    }
    tree.expandPath(new TreePath(node.getPath()));
    for (int i = 0; i < node.getChildCount(); i++) {
        expandTreeNode(tree, (DefaultMutableTreeNode) node.getChildAt(i), depth - 1);
    }
}

From source file:Main.java

public static TreePath findByName(JTree tree, String[] names) {
    TreeNode root = (TreeNode) tree.getModel().getRoot();
    return find(tree, new TreePath(root), names, 0);
}