Examples with TreeNode javax.swing.tree.TreeNode used on opensource projects

Example 56 with TreeNode

use of javax.swing.tree.TreeNode in project JMRI by JMRI.

the class WarrantRoute method showRoute.

/**
     * Callback from RouteFinder - exactly one route found
     *
     * @param destNode destination block
     * @param tree     possible routes
     */
protected void showRoute(DefaultMutableTreeNode destNode, DefaultTreeModel tree) {
    TreeNode[] nodes = tree.getPathToRoot(destNode);
    _orders.clear();
    for (TreeNode node : nodes) {
        _orders.add((BlockOrder) ((DefaultMutableTreeNode) node).getUserObject());
    }
    _routeModel.fireTableDataChanged();
    if (log.isDebugEnabled()) {
        log.debug("showRoute: Route has " + _orders.size() + " orders.");
    }
}

Example 57 with TreeNode

use of javax.swing.tree.TreeNode in project JMRI by JMRI.

the class CombinedLocoSelTreePane method updateForDecoderTypeID.

/**
     * Decoder identify has matched one or more specific types
     */
@Override
void updateForDecoderTypeID(List<DecoderFile> pList) {
    // find and select the first item
    if (log.isDebugEnabled()) {
        StringBuffer buf = new StringBuffer("Identified " + pList.size() + " matches: ");
        for (int i = 0; i < pList.size(); i++) {
            buf.append(pList.get(i).getModel() + ":");
        }
        log.debug(buf.toString());
    }
    if (pList.size() <= 0) {
        log.error("Found empty list in updateForDecoderTypeID, should not happen");
        return;
    }
    dTree.clearSelection();
    // and issue a warning instruction in the status bar
    if (pList.size() > 1) {
        dTree.getSelectionModel().setSelectionMode(DefaultTreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);
        _statusLabel.setText(Bundle.getMessage("StateMultipleMatch"));
    } else {
        dTree.getSelectionModel().setSelectionMode(DefaultTreeSelectionModel.SINGLE_TREE_SELECTION);
    }
    // set everybody not identified 
    Enumeration<DecoderTreeNode> e = dRoot.breadthFirstEnumeration();
    while (e.hasMoreElements()) {
        // loop over the tree
        DecoderTreeNode node = e.nextElement();
        node.setIdentified(false);
    }
    selectedPath = new ArrayList<TreePath>();
    // Find decoder nodes in tree and set selected
    for (int i = 0; i < pList.size(); i++) {
        // loop over selected decoders
        e = dRoot.breadthFirstEnumeration();
        DecoderFile f = pList.get(i);
        String findMfg = f.getMfg();
        String findFamily = f.getFamily();
        String findModel = f.getModel();
        while (e.hasMoreElements()) {
            // loop over the tree & find node
            DecoderTreeNode node = e.nextElement();
            // never match show=NO nodes
            if (node.getShowable() == DecoderFile.Showable.NO) {
                continue;
            }
            // convert path to comparison string
            TreeNode[] list = node.getPath();
            if (list.length == 3) {
                // check for match to mfg, model (as family)
                if (list[1].toString().equals(findMfg) && list[2].toString().equals(findModel)) {
                    log.debug("match length 3");
                    node.setIdentified(true);
                    dModel.reload();
                    ((DecoderTreeNode) list[1]).setIdentified(true);
                    ((DecoderTreeNode) list[2]).setIdentified(true);
                    TreePath path = new TreePath(node.getPath());
                    selectedPath.add(path);
                    break;
                }
            } else if (list.length == 4) {
                // check for match to mfg, family, model
                if (list[1].toString().equals(findMfg) && list[2].toString().equals(findFamily) && list[3].toString().equals(findModel)) {
                    log.debug("match length 4");
                    node.setIdentified(true);
                    dModel.reload();
                    ((DecoderTreeNode) list[1]).setIdentified(true);
                    ((DecoderTreeNode) list[2]).setIdentified(true);
                    ((DecoderTreeNode) list[3]).setIdentified(true);
                    TreePath path = new TreePath(node.getPath());
                    selectedPath.add(path);
                    break;
                }
            }
        }
    }
    // now select and show paths in tree
    for (TreePath path : selectedPath) {
        dTree.addSelectionPath(path);
        dTree.expandPath(path);
        dTree.scrollPathToVisible(path);
    }
}

Example 58 with TreeNode

use of javax.swing.tree.TreeNode in project jdk8u_jdk by JetBrains.

the class bug6505523 method createAndShowGUI.

private static void createAndShowGUI() {
    final DefaultMutableTreeNode root = new DefaultMutableTreeNode("Problem with NPE under JDK 1.6");
    final DefaultMutableTreeNode problematic = new DefaultMutableTreeNode("Expand me and behold a NPE in stderr");
    problematic.add(new DefaultMutableTreeNode("some content"));
    root.add(new DefaultMutableTreeNode("irrelevant..."));
    root.add(problematic);
    final DefaultTreeModel model = new DefaultTreeModel(root);
    tree = new JTree(model);
    tree.setRootVisible(true);
    tree.setShowsRootHandles(true);
    tree.expandRow(0);
    tree.collapseRow(2);
    // this is critical - without dragEnabled everything works
    tree.setDragEnabled(true);
    tree.addTreeExpansionListener(new TreeExpansionListener() {

        @Override
        public void treeExpanded(TreeExpansionEvent event) {
            TreeNode parent = problematic.getParent();
            if (parent instanceof DefaultMutableTreeNode) {
                model.removeNodeFromParent(problematic);
            }
        }

        @Override
        public void treeCollapsed(TreeExpansionEvent event) {
        }
    });
    JFrame frame = new JFrame("JTree Problem");
    frame.add(new JScrollPane(tree));
    frame.setSize(500, 300);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
}

Example 59 with TreeNode

use of javax.swing.tree.TreeNode in project jdk8u_jdk by JetBrains.

the class Test4631471 method main.

private static void main() throws Exception {
    // the DefaultMutableTreeNode will archive correctly
    new Test4631471() {

        protected Object getObject() {
            return getRoot();
        }
    }.test(false);
    // the DefaultTreeModel will also archive correctly
    new Test4631471() {

        protected Object getObject() {
            return getModel();
        }
    }.test(false);
    // create a new model from the root node
    // this simulates the the MetaData ctor:
    // registerConstructor("javax.swing.tree.DefaultTreeModel", new String[]{"root"});
    new Test4631471() {

        protected Object getObject() {
            return new DefaultTreeModel((TreeNode) getModel().getRoot());
        }
    }.test(false);
    // the JTree will archive correctly too
    new Test4631471() {

        protected Object getObject() {
            return getTree();
        }
    }.test(false);
}

Example 60 with TreeNode

use of javax.swing.tree.TreeNode in project processdash by dtuma.

the class PropTreeModel method getNodeForKey.

public TreeNode getNodeForKey(DashHierarchy props, PropertyKey key) {
    if (key == null)
        return null;
    if (rootKey.equals(key))
        return (TreeNode) getRoot();
    PropertyKey parentKey = key.getParent();
    int numChildren = props.getNumChildren(parentKey);
    TreeNode parent = getNodeForKey(props, parentKey);
    if (parent == null || parent.getChildCount() != numChildren)
        return null;
    PropertyKey childKey;
    for (int i = numChildren; i-- > 0; ) {
        childKey = props.getChildKey(parentKey, i);
        if (childKey.equals(key))
            return parent.getChildAt(i);
    }
    return null;
}