package cdt.projects.tree.wizards.diffdx;import javax.swing.*;import javax.swing.text.Position;import javax.swing.tree.TreePath;import cdt.projects.Project;import cdt.projects.tree.nodes.Hold;import cdt.projects.tree.nodes.Node;import cdt.wizard.WizardFrame;/** * Initiates a wizard to configure the differential diagnosises in an interactive case. */public class DifferentialWizard extends WizardFrame {    /** The JFrame acting as the parent to this wizard. */    private JFrame parent;    /**     * Creates the differential diagnosis wizard.     *     * @param parent The parent JFrame, in this case typically an instance of     *      {@link cdt.Frame1 Frame1}.     */    public DifferentialWizard(JFrame parent) {        super(parent);        this.parent = parent;        JTree projectTree = Project.currentProject.getTree();        // Finds the 'Differential Diagnosises' folder in the ProjectTree        TreePath treePath = projectTree.getNextMatch("Differential Diagnosis", 0, Position.Bias.Forward);        Node diffDiagFolder = null;        if(null != treePath && treePath.getLastPathComponent() instanceof Hold) {            diffDiagFolder = (Node)treePath.getLastPathComponent();        } else {            diffDiagFolder = new Hold("Differential Diagnosis");            diffDiagFolder.setFile(Node.foldername(diffDiagFolder.getName()));            Hold rootNode = (Hold)projectTree.getPathForRow(0).getLastPathComponent();            rootNode.addNodeInto(diffDiagFolder);        }        treePath = projectTree.getNextMatch("Final Diagnosis", 0, Position.Bias.Forward);        Node finalDiagFolder = null;        if(null != treePath && treePath.getLastPathComponent() instanceof Hold) {            finalDiagFolder = (Node)treePath.getLastPathComponent();        } else {            finalDiagFolder = new Hold("Final Diagnosis");            Hold rootNode = (Hold)projectTree.getPathForRow(0).getLastPathComponent();            finalDiagFolder.setFile(Node.foldername(finalDiagFolder.getName()));            rootNode.addNodeInto(finalDiagFolder);        }        projectTree.updateUI();        putData("diffDiagFolder", diffDiagFolder);        putData("finalDiagFolder", finalDiagFolder);        init();    }    /**     * Sets up the layout of this page.     */    public void customize() {        showPreviousButton(false);        showFinishButton(false);        setTitle("Differential Diagnosis Wizard");        JPanel panel = new JPanel();        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));        panel.add(new JLabel("This wizard configures the differential diagnosis for an interactive case, "            +"and"));        panel.add(new JLabel("will overwrite any old differential diagnosis information that you may have"));        panel.add(new JLabel(" "));        panel.add(new JLabel("Please hit the 'next' button to begin the differential diagnosis" +                " creation process."));        centerPanel.add(panel);    }    /**     * Moves to the next page in the wizard.     */    public void nextAction() {        pushFrame(this);        setVisible(false);        // Creates the folder to store the new quiz in        data.put("new diffDxFolder", new Hold("Differential Diagnosises"));        data.put("new finalDxFolder", new Hold("Final Diagnosis"));        Project.currentProject.getTree().firePageNeededEvent();        // Creates the next page in the wizard        new DifferentialWizard1(parent);    }}