Example usage for javax.swing JTree expandPath

Introduction

In this page you can find the example usage for javax.swing JTree expandPath.

Prototype

public void expandPath(TreePath path)

Source Link

Document

Ensures that the node identified by the specified path is expanded and viewable.

Usage

From source file:org.openehealth.coms.cc.consent_applet.applet.ConsentApplet.java

/**
 * Listener which handles the expansion of TreeNodes
 * // w w  w.j  av  a  2 s  .c  o m
 * @return
 */
private TreeExpansionListener getMyTreeExpansionListener() {

    return new TreeExpansionListener() {

        public void treeCollapsed(TreeExpansionEvent arg0) {
        }

        public void treeExpanded(TreeExpansionEvent arg0) {

            //Normal Tree, load child Nodes from the server
            if (arg0.getPath().getLastPathComponent() instanceof LazyOIDTreeNode) {
                LazyOIDTreeNode node = (LazyOIDTreeNode) arg0.getPath().getLastPathComponent();

                if (!node.isLeaf() && !node.hasBeenExpanded()) {
                    node.setHasBeenExpanded(true);
                    requestTreeNode(node);
                }
            }
            //Search Tree, expand as usual
            else if (arg0.getPath().getLastPathComponent() instanceof DefaultMutableTreeNode) {
                DefaultMutableTreeNode node = (DefaultMutableTreeNode) arg0.getPath().getLastPathComponent();

                JTree tree = (JTree) arg0.getSource();
                tree.expandPath(new TreePath(node.getPath()));

            }
        };
    };
}

From source file:org.openmicroscopy.shoola.agents.util.SelectionWizardUI.java

/**
 * Updates the specified tree./* ww w.  j  a v a  2 s .  com*/
 *
 * @param tree The tree to update.
 * @param nodes The collection of nodes to handle.
 */
private void populateTreeItems(JTree tree, List<TreeImageDisplay> nodes) {
    DefaultTreeModel dtm = (DefaultTreeModel) tree.getModel();
    TreeImageDisplay parent = (TreeImageDisplay) dtm.getRoot();
    parent.removeAllChildrenDisplay();
    parent.removeAllChildren();
    Iterator<TreeImageDisplay> i = nodes.iterator();
    TreeImageDisplay node, child;
    Iterator<TreeImageDisplay> j;
    Set<TreeImageDisplay> toExpand = new HashSet<TreeImageDisplay>();
    while (i.hasNext()) {
        node = i.next();
        node.setDisplayItems(false);
        Object ho = node.getUserObject();
        if (ho instanceof TagAnnotationData) {
            TagAnnotationData tag = (TagAnnotationData) ho;
            if (!TagAnnotationData.INSIGHT_TAGSET_NS.equals(tag.getNameSpace()) || node.hasChildrenDisplay()) {
                dtm.insertNodeInto(node, parent, parent.getChildCount());
            }
        } else {
            dtm.insertNodeInto(node, parent, parent.getChildCount());
        }
        if (node.hasChildrenDisplay()) {
            node.removeAllChildren();
            tree.expandPath(new TreePath(node.getPath()));
            Collection<TreeImageDisplay> l = node.getChildrenDisplay();
            l = sorter.sort(l);
            j = l.iterator();
            while (j.hasNext()) {
                child = j.next();
                child.setDisplayItems(false);
                if (!isSelected(child) && !isFiltered(child)) {
                    dtm.insertNodeInto(child, node, node.getChildCount());
                    toExpand.add(node);
                    tree.expandPath(new TreePath(node.getPath()));
                }
            }
        }
    }
    dtm.reload();
    i = toExpand.iterator();
    while (i.hasNext()) {
        tree.expandPath(new TreePath(i.next().getPath()));
    }
}

From source file:view.CertificatePropertiesDialog.java

private void expandAll(JTree tree, TreePath path) {
    TreeNode node = (TreeNode) path.getLastPathComponent();

    if (node.getChildCount() >= 0) {
        Enumeration enumeration = node.children();
        while (enumeration.hasMoreElements()) {
            TreeNode n = (TreeNode) enumeration.nextElement();
            TreePath p = path.pathByAddingChild(n);
            expandAll(tree, p);/*from w w  w.  ja v a2 s.com*/
        }
    }
    tree.expandPath(path);
}