Example usage for javax.swing JTree add

List of usage examples for javax.swing JTree add

Introduction

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

Prototype

public Component add(Component comp) 

Source Link

Document

Appends the specified component to the end of this container.

Usage

From source file:org.apache.oodt.cas.workflow.gui.perspective.view.impl.DefaultTreeView.java

@Override
public void refreshView(final ViewState state) {
    Rectangle visibleRect = null;
    if (this.tree != null) {
        visibleRect = this.tree.getVisibleRect();
    }// w  ww. j  a  va 2 s.c om

    this.removeAll();

    this.actionsMenu = this.createPopupMenu(state);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("WORKFLOWS");
    for (ModelGraph graph : state.getGraphs()) {
        root.add(this.buildTree(graph, state));
    }
    tree = new JTree(root);
    tree.setShowsRootHandles(true);
    tree.setRootVisible(false);
    tree.add(this.actionsMenu);

    if (state.getSelected() != null) {
        // System.out.println("SELECTED: " + state.getSelected());
        TreePath treePath = this.getTreePath(root, state.getSelected());
        if (state.getCurrentMetGroup() != null) {
            treePath = this.getTreePath(treePath, state);
        } else if (Boolean.parseBoolean(state.getFirstPropertyValue(EXPAND_STATIC_METADATA))) {
            DefaultMutableTreeNode baseNode = (DefaultMutableTreeNode) treePath.getLastPathComponent();
            for (int i = 0; i < baseNode.getChildCount(); i++) {
                if (((DefaultMutableTreeNode) baseNode.getChildAt(i)).getUserObject()
                        .equals("static-metadata")) {
                    treePath = new TreePath(((DefaultMutableTreeNode) baseNode.getChildAt(i)).getPath());
                    break;
                }
            }
        } else if (Boolean.parseBoolean(state.getFirstPropertyValue(EXPAND_PRECONDITIONS))) {
            if (treePath == null) {
                treePath = this.getTreePath(root, state.getSelected().getPreConditions());
            }
            DefaultMutableTreeNode baseNode = (DefaultMutableTreeNode) treePath.getLastPathComponent();
            for (int i = 0; i < baseNode.getChildCount(); i++) {
                if (((DefaultMutableTreeNode) baseNode.getChildAt(i)).getUserObject()
                        .equals("pre-conditions")) {
                    treePath = new TreePath(((DefaultMutableTreeNode) baseNode.getChildAt(i)).getPath());
                    break;
                }
            }
        } else if (Boolean.parseBoolean(state.getFirstPropertyValue(EXPAND_POSTCONDITIONS))) {
            if (treePath == null) {
                treePath = this.getTreePath(root, state.getSelected().getPostConditions());
            }
            DefaultMutableTreeNode baseNode = (DefaultMutableTreeNode) treePath.getLastPathComponent();
            for (int i = 0; i < baseNode.getChildCount(); i++) {
                if (((DefaultMutableTreeNode) baseNode.getChildAt(i)).getUserObject()
                        .equals("post-conditions")) {
                    treePath = new TreePath(((DefaultMutableTreeNode) baseNode.getChildAt(i)).getPath());
                    break;
                }
            }
        }
        this.tree.expandPath(treePath);
        this.tree.setSelectionPath(treePath);
    }

    tree.addTreeSelectionListener(new TreeSelectionListener() {

        public void valueChanged(TreeSelectionEvent e) {
            if (e.getPath().getLastPathComponent() instanceof DefaultMutableTreeNode) {
                DefaultTreeView.this.resetProperties(state);
                DefaultMutableTreeNode node = (DefaultMutableTreeNode) e.getPath().getLastPathComponent();
                if (node.getUserObject() instanceof ModelGraph) {
                    state.setSelected((ModelGraph) node.getUserObject());
                    state.setCurrentMetGroup(null);
                    DefaultTreeView.this.notifyListeners();
                } else if (node.getUserObject().equals("static-metadata")
                        || node.getUserObject().equals("pre-conditions")
                        || node.getUserObject().equals("post-conditions")) {
                    state.setSelected((ModelGraph) ((DefaultMutableTreeNode) node.getParent()).getUserObject());
                    state.setCurrentMetGroup(null);
                    state.setProperty(EXPAND_STATIC_METADATA,
                            Boolean.toString(node.getUserObject().equals("static-metadata")));
                    state.setProperty(EXPAND_PRECONDITIONS,
                            Boolean.toString(node.getUserObject().equals("pre-conditions")));
                    state.setProperty(EXPAND_POSTCONDITIONS,
                            Boolean.toString(node.getUserObject().equals("post-conditions")));
                    DefaultTreeView.this.notifyListeners();
                } else if (node.getUserObject() instanceof ConcurrentHashMap) {
                    DefaultMutableTreeNode metNode = null;
                    String group = null;
                    Object[] path = e.getPath().getPath();
                    for (int i = path.length - 1; i >= 0; i--) {
                        if (((DefaultMutableTreeNode) path[i]).getUserObject() instanceof ModelGraph) {
                            metNode = (DefaultMutableTreeNode) path[i];
                            break;
                        } else if (((DefaultMutableTreeNode) path[i])
                                .getUserObject() instanceof ConcurrentHashMap) {
                            if (group == null) {
                                group = (String) ((ConcurrentHashMap<String, String>) ((DefaultMutableTreeNode) path[i])
                                        .getUserObject()).keySet().iterator().next();
                            } else {
                                group = (String) ((ConcurrentHashMap<String, String>) ((DefaultMutableTreeNode) path[i])
                                        .getUserObject()).keySet().iterator().next() + "/" + group;
                            }
                        }
                    }
                    ModelGraph graph = (ModelGraph) metNode.getUserObject();
                    state.setSelected(graph);
                    state.setCurrentMetGroup(group);
                    DefaultTreeView.this.notifyListeners();
                } else {
                    state.setSelected(null);
                    DefaultTreeView.this.notifyListeners();
                }
            }
        }

    });
    tree.setCellRenderer(new TreeCellRenderer() {

        public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected,
                boolean expanded, boolean leaf, int row, boolean hasFocus) {
            DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;
            if (node.getUserObject() instanceof String) {
                JPanel panel = new JPanel();
                panel.setLayout(new BorderLayout());
                JLabel label = new JLabel((String) node.getUserObject());
                label.setForeground(Color.blue);
                panel.add(label, BorderLayout.CENTER);
                panel.setBackground(selected ? Color.lightGray : Color.white);
                return panel;
            } else if (node.getUserObject() instanceof ModelGraph) {
                JPanel panel = new JPanel();
                panel.setLayout(new BorderLayout());
                JLabel iconLabel = new JLabel(
                        ((ModelGraph) node.getUserObject()).getModel().getExecutionType() + ": ");
                iconLabel.setForeground(((ModelGraph) node.getUserObject()).getModel().getColor());
                iconLabel.setBackground(Color.white);
                JLabel idLabel = new JLabel(((ModelGraph) node.getUserObject()).getModel().getModelName());
                idLabel.setBackground(Color.white);
                panel.add(iconLabel, BorderLayout.WEST);
                panel.add(idLabel, BorderLayout.CENTER);
                panel.setBackground(selected ? Color.lightGray : Color.white);
                return panel;
            } else if (node.getUserObject() instanceof ConcurrentHashMap) {
                JPanel panel = new JPanel();
                panel.setLayout(new BorderLayout());
                String group = (String) ((ConcurrentHashMap<String, String>) node.getUserObject()).keySet()
                        .iterator().next();
                JLabel nameLabel = new JLabel(group + " : ");
                nameLabel.setForeground(Color.blue);
                nameLabel.setBackground(Color.white);
                JLabel valueLabel = new JLabel(
                        ((ConcurrentHashMap<String, String>) node.getUserObject()).get(group));
                valueLabel.setForeground(Color.darkGray);
                valueLabel.setBackground(Color.white);
                panel.add(nameLabel, BorderLayout.WEST);
                panel.add(valueLabel, BorderLayout.EAST);
                panel.setBackground(selected ? Color.lightGray : Color.white);
                return panel;
            } else {
                return new JLabel();
            }
        }

    });
    tree.addMouseListener(new MouseListener() {
        public void mouseClicked(MouseEvent e) {
            if (e.getButton() == MouseEvent.BUTTON3 && DefaultTreeView.this.tree.getSelectionPath() != null) {
                DefaultMutableTreeNode node = (DefaultMutableTreeNode) DefaultTreeView.this.tree
                        .getSelectionPath().getLastPathComponent();
                if (node.getUserObject() instanceof String && !(node.getUserObject().equals("pre-conditions")
                        || node.getUserObject().equals("post-conditions"))) {
                    return;
                }
                orderSubMenu.setEnabled(node.getUserObject() instanceof ModelGraph
                        && !((ModelGraph) node.getUserObject()).isCondition()
                        && ((ModelGraph) node.getUserObject()).getParent() != null);
                DefaultTreeView.this.actionsMenu.show(DefaultTreeView.this.tree, e.getX(), e.getY());
            }
        }

        public void mouseEntered(MouseEvent e) {
        }

        public void mouseExited(MouseEvent e) {
        }

        public void mousePressed(MouseEvent e) {
        }

        public void mouseReleased(MouseEvent e) {
        }
    });
    this.scrollPane = new JScrollPane(tree, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
            JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
    this.add(this.scrollPane, BorderLayout.CENTER);
    if (visibleRect != null) {
        this.tree.scrollRectToVisible(visibleRect);
    }

    this.revalidate();
}