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

Example 21 with DefaultMutableTreeNode

use of javax.swing.tree.DefaultMutableTreeNode in project languagetool by languagetool-org.

the class ConfigurationDialog method getMouseAdapter.

@NotNull
private MouseAdapter getMouseAdapter() {
    return new MouseAdapter() {

        private void handlePopupEvent(MouseEvent e) {
            JTree tree = (JTree) e.getSource();
            TreePath path = tree.getPathForLocation(e.getX(), e.getY());
            if (path == null) {
                return;
            }
            DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();
            TreePath[] paths = tree.getSelectionPaths();
            boolean isSelected = false;
            if (paths != null) {
                for (TreePath selectionPath : paths) {
                    if (selectionPath.equals(path)) {
                        isSelected = true;
                    }
                }
            }
            if (!isSelected) {
                tree.setSelectionPath(path);
            }
            if (node.isLeaf()) {
                JPopupMenu popup = new JPopupMenu();
                JMenuItem aboutRuleMenuItem = new JMenuItem(messages.getString("guiAboutRuleMenu"));
                aboutRuleMenuItem.addActionListener(new ActionListener() {

                    @Override
                    public void actionPerformed(ActionEvent actionEvent) {
                        RuleNode node = (RuleNode) tree.getSelectionPath().getLastPathComponent();
                        Rule rule = node.getRule();
                        Language lang = config.getLanguage();
                        if (lang == null) {
                            lang = Languages.getLanguageForLocale(Locale.getDefault());
                        }
                        Tools.showRuleInfoDialog(tree, messages.getString("guiAboutRuleTitle"), rule.getDescription(), rule, messages, lang.getShortCodeWithCountryAndVariant());
                    }
                });
                popup.add(aboutRuleMenuItem);
                popup.show(tree, e.getX(), e.getY());
            }
        }

        @Override
        public void mousePressed(MouseEvent e) {
            if (e.isPopupTrigger()) {
                handlePopupEvent(e);
            }
        }

        @Override
        public void mouseReleased(MouseEvent e) {
            if (e.isPopupTrigger()) {
                handlePopupEvent(e);
            }
        }
    };
}

Example 22 with DefaultMutableTreeNode

use of javax.swing.tree.DefaultMutableTreeNode in project smile by haifengl.

the class SmileDemo method valueChanged.

/** Required by TreeSelectionListener interface. */
@Override
public void valueChanged(TreeSelectionEvent e) {
    DefaultMutableTreeNode node = (DefaultMutableTreeNode) tree.getLastSelectedPathComponent();
    if (node != null && node.isLeaf()) {
        int pos = workspace.getDividerLocation();
        workspace.setTopComponent((JPanel) node.getUserObject());
        workspace.setDividerLocation(pos);
    }
}

Example 23 with DefaultMutableTreeNode

use of javax.swing.tree.DefaultMutableTreeNode in project binnavi by google.

the class CRootTagTreeNode method refreshTree.

/**
   * Rebuilds the entire tree from scratch by filtering over all elements in the graph. This is
   * pretty damn slow for any reasonably-sized graph, and should hence be done only rarely.
   * @deprecated
   */
@Deprecated
@Override
public void refreshTree(final ITreeNode<CTag> tag) {
    final List<DefaultMutableTreeNode> lastNodes = TreeHelpers.getLastExpandedNodes(m_tagsTree);
    final List<Integer> lastNodeIds = new ArrayList<Integer>();
    if ((tag != null) && (tag.getParent() != null)) {
        lastNodeIds.add(tag.getParent().getObject().getId());
    }
    for (final DefaultMutableTreeNode lastNode : lastNodes) {
        if (lastNode.getUserObject() instanceof Integer) {
            final int tagId = (Integer) lastNode.getUserObject();
            lastNodeIds.add(tagId);
        }
    }
    deleteChildren();
    createChildren();
    final Enumeration<?> bfn = breadthFirstEnumeration();
    while (bfn.hasMoreElements()) {
        final Object node = bfn.nextElement();
        int tagId = -1;
        TreePath path = null;
        if (node instanceof CRootTagTreeNode) {
            final CRootTagTreeNode rootNode = (CRootTagTreeNode) node;
            tagId = m_rootTag.getObject().getId();
            path = new TreePath(rootNode.getPath());
        } else if (node instanceof CTagTreeNode) {
            final CTagTreeNode treeNode = (CTagTreeNode) node;
            tagId = treeNode.getTag().getObject().getId();
            path = new TreePath(treeNode.getPath());
        } else if (node instanceof CTaggedGraphNodesContainerNode) {
            final CTaggedGraphNodesContainerNode containerNode = (CTaggedGraphNodesContainerNode) node;
            tagId = -containerNode.getTag().getObject().getId();
            path = new TreePath(containerNode.getPath());
        }
        if (lastNodeIds.contains(tagId)) {
            m_tagsTree.expandPath(path);
        }
    }
}

Example 24 with DefaultMutableTreeNode

use of javax.swing.tree.DefaultMutableTreeNode in project binnavi by google.

the class AbstractTreeTransferHandler method drop.

@Override
public final void drop(final DropTargetDropEvent dtde) {
    if (drawImage) {
        clearImage();
    }
    final int action = dtde.getDropAction();
    final Transferable transferable = dtde.getTransferable();
    final Point pt = dtde.getLocation();
    if (transferable.isDataFlavorSupported(TransferableNode.NODE_FLAVOR) && canPerformAction(tree, draggedNode, action, pt)) {
        boolean gotData = false;
        DefaultMutableTreeNode node = null;
        try {
            node = (DefaultMutableTreeNode) transferable.getTransferData(TransferableNode.NODE_FLAVOR);
            gotData = true;
        } catch (final IOException e) {
            // TODO: This should be properly logged
            System.out.println(e);
        } catch (final UnsupportedFlavorException e) {
            // TODO: This should be properly logged
            System.out.println(e);
        }
        if (gotData) {
            final TreePath pathTarget = tree.getPathForLocation(pt.x, pt.y);
            final DefaultMutableTreeNode newParentNode = (DefaultMutableTreeNode) pathTarget.getLastPathComponent();
            if (executeDrop(tree, node, newParentNode, action)) {
                dtde.acceptDrop(action);
                dtde.dropComplete(true);
                return;
            }
        }
    } else if (canPerformAction(tree, dtde.getCurrentDataFlavors()[0], dtde.getTransferable(), action, pt)) {
        final TreePath pathTarget = tree.getPathForLocation(pt.x, pt.y);
        final DefaultMutableTreeNode newParentNode = (DefaultMutableTreeNode) pathTarget.getLastPathComponent();
        if (executeDrop(tree, dtde.getTransferable(), newParentNode, action)) {
            dtde.acceptDrop(action);
            dtde.dropComplete(true);
            return;
        }
    }
    dtde.rejectDrop();
    dtde.dropComplete(false);
}

Example 25 with DefaultMutableTreeNode

use of javax.swing.tree.DefaultMutableTreeNode in project binnavi by google.

the class CProjectTree method showPopupMenu.

/**
   * Shows a popup menu that depends on the node that was clicked.
   * 
   * @param event The event to handle.
   */
private void showPopupMenu(final MouseEvent event) {
    final IProjectTreeNode selectedNode = (IProjectTreeNode) TreeHelpers.getNodeAt(this, event.getX(), event.getY());
    if (selectedNode == null) {
        // Show the default menu
        m_popup.show(this, event.getX(), event.getY());
    } else {
        setSelectionPath(new TreePath(((DefaultMutableTreeNode) selectedNode).getPath()));
        final JPopupMenu menu = selectedNode.getPopupMenu();
        if (menu != null) {
            menu.show(this, event.getX(), event.getY());
        }
    }
}