differentialwizard1.java

eclipse平台的CDT项目3.0版本的源代码

package cdt.projects.tree.wizards.diffdx;

import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;

import cdt.gui.HTMLTextPane;
import cdt.projects.Project;
import cdt.projects.tree.nodes.Hold;
import cdt.projects.tree.nodes.Item;
import cdt.projects.tree.nodes.Node;
import cdt.projects.tree.nodes.Wizard;
import cdt.wizard.WizardFrame;

/**
 * Initiates a wizard to configure the differential diagnosises in an interactive case.
 */
public class DifferentialWizard1 extends WizardFrame implements ActionListener {
    /** The parent frame to this wizard. */
    private JFrame parent;

    /**
     * The {@link cdt.gui.HTMLTextPane HTMLTextPane} containing
     * the text of the differential diagnosis feedback.
     */
    private HTMLTextPane diffDiagText;
    /**
     * The {@link cdt.gui.HTMLTextPane HTMLTextPane} containing
     * the text of the final diagnosis feedback.
     */
    private HTMLTextPane finalDiagText;
    /** The JList containing the diagnoses. */
    private JList diagnosesList;

    /** The name of the correct diagnosis. */
    private int correctDiagnosis;

    /** Hashtable where the key is the diffDiag node, and the value is the finalDiag node. */
    private HashMap diagnoses;

    /** JPanel containing the diagnosis information. */
    private JPanel diagnosisPanel;


    /**
     * Creates the differential diagnosis wizard.
     *
     * @param parent The parent JFrame, in this case typically an instance of
     *      {@link cdt.Frame1 Frame1}.
     */
    public DifferentialWizard1(JFrame parent) {
        super(parent);

        this.parent = parent;
        this.diagnoses = new HashMap();
        this.correctDiagnosis = -1;
        Hold diffDiagFolder = (Hold)this.data.get("diffDiagFolder");
        Hold finalDiagFolder = (Hold)this.data.get("finalDiagFolder");
        Enumeration enum = diffDiagFolder.children();
        while(enum.hasMoreElements()) {
            Node diagNode = (Node)enum.nextElement();
            Node finalDiagNode = null;
            if(diagNode instanceof Item) {
                finalDiagNode = Node.findChildNode(finalDiagFolder, diagNode.getName());
                if(null == finalDiagNode) {
                    finalDiagNode = new Item(diagNode.getName());
                }
                this.diagnoses.put(diagNode, finalDiagNode);
            }
        }
        init();
    }


    /**
     * Sets up the layout of this page.
     */
    public void customize() {
        showPreviousButton(true);
        showFinishButton(true);
        showNextButton(false);

        setTitle("Differential Diagnosis Wizard");

        Dimension dim;

        // Sets up a JList of the diagnoses
        Iterator iter = this.diagnoses.keySet().iterator();
        DefaultListModel listModel = new DefaultListModel();
        while(iter.hasNext()) {
            String diagnosisName = ((Node)iter.next()).getName();
            listModel.addElement(diagnosisName);
        }
        this.diagnosesList = new JList(listModel);
        this.diagnosesList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        this.diagnosesList.addListSelectionListener(new DiagnosisSelectionListener());

        // Puts the list into a JScrollPane
        dim = new Dimension(120, 150);
        JScrollPane scrollPane = new JScrollPane(this.diagnosesList);
        scrollPane.setMaximumSize(dim);
        scrollPane.setPreferredSize(dim);
        scrollPane.setMinimumSize(dim);

        // Puts the diagnosis list's scrollpane in a JPanel with the [ + ] and [ - ] buttons
        JPanel leftPanel = new JPanel();
        leftPanel.setLayout(new BoxLayout(leftPanel, BoxLayout.Y_AXIS));
        leftPanel.add(scrollPane);
        leftPanel.add(Box.createVerticalStrut(5));

        JButton plus = new JButton("Add Diagnosis");
        plus.addActionListener(this);
        dim = new Dimension(135, 30);
        plus.setMaximumSize(dim);
        plus.setMinimumSize(dim);
        plus.setPreferredSize(dim);

        JPanel temp = new JPanel();
        temp.add(plus);
        leftPanel.add(temp);

        JButton minus = new JButton("Remove Diagnosis");
        minus.addActionListener(this);
        temp = new JPanel();
        dim = new Dimension(135, 30);
        minus.setMaximumSize(dim);
        minus.setMinimumSize(dim);
        minus.setPreferredSize(dim);
        temp.add(minus);
        leftPanel.add(temp);


        // Creates the HTMLTextPane for the Differential Diagnosis text
        this.diffDiagText = new HTMLTextPane(this.parent, "");
        this.diffDiagText.setEditable(false);
        this.diffDiagText.setBackground(Color.lightGray);
        dim = new Dimension(360, 120);
        JScrollPane diffDiagScrollPane = new JScrollPane(this.diffDiagText);
        diffDiagScrollPane.setPreferredSize(dim);
        diffDiagScrollPane.setMinimumSize(dim);
        diffDiagScrollPane.setMaximumSize(dim);
        Border b = BorderFactory.createLineBorder(Color.darkGray);
        b = BorderFactory.createTitledBorder(b, "Differential Diagnosis Feedback");
        ((TitledBorder)b).setTitleJustification(TitledBorder.CENTER);
        diffDiagScrollPane.setBorder(b);

        // Creates the HTMLTextPane for the Final Diagnosis text
        this.finalDiagText = new HTMLTextPane(this.parent, "");
        this.finalDiagText.setEditable(false);
        this.finalDiagText.setBackground(Color.lightGray);
        dim = new Dimension(360, 120);
        JScrollPane finalDiagScrollPane = new JScrollPane(this.finalDiagText);
        finalDiagScrollPane.setPreferredSize(dim);
        finalDiagScrollPane.setMinimumSize(dim);
        finalDiagScrollPane.setMaximumSize(dim);
        b = BorderFactory.createLineBorder(Color.darkGray);
        b = BorderFactory.createTitledBorder(b, "Final Diagnosis Feedback");
        ((TitledBorder)b).setTitleJustification(TitledBorder.CENTER);
        finalDiagScrollPane.setBorder(b);

        // Creates the panel containing the check box, and the two HTMLTextPanes
        this.diagnosisPanel = new JPanel();
        this.diagnosisPanel.setLayout(new BoxLayout(this.diagnosisPanel, BoxLayout.Y_AXIS));
        this.diagnosisPanel.add(diffDiagScrollPane);
        this.diagnosisPanel.add(finalDiagScrollPane);

        setupBorder(this.diagnosisPanel, "No Diagnosis Selected");

        // Organizes the main panel
        JPanel mainPanel = new JPanel();
        mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.X_AXIS));
        mainPanel.add(leftPanel);
        mainPanel.add(Box.createHorizontalStrut(5));
        mainPanel.add(new JSeparator(JSeparator.VERTICAL));
        mainPanel.add(Box.createHorizontalStrut(5));
        mainPanel.add(this.diagnosisPanel);
        centerPanel.add(mainPanel);
        pack();
    }

    /**
     * Sets up an HTMLEditorKit with the appropriate border.
     *
     * @param c The component to put the border onto.
     * @param title The title for the border.
     */
    private void setupBorder(JComponent c, String title) {
        TitledBorder b = BorderFactory.createTitledBorder(title);
        b.setTitleJustification(TitledBorder.CENTER);
        c.setBorder(b);
    }


    /**
     * Moves to the next page in the wizard.
     */
    public void nextAction() {

    }

    /**
     * A button has been pressed.
     */
    public void actionPerformed(ActionEvent e) {
        // Adds a diagnosis
        if(e.getActionCommand().equals("Add Diagnosis")) {
            String name = JOptionPane.showInputDialog(this, "Please enter name of a new diagnosis.");
            if(null != name && false == name.equals("")) {

                // Makes sure this is a valid name
                boolean badName = false;
                if(name.endsWith(" **")) {
                    cdt.ErrorD.ErrorDlg.ErrorMsg("Invalid diagnosis name.");
                    badName = true;
                } else {
                    Iterator iter = diagnoses.keySet().iterator();
                    boolean alreadyExists = false;
                    while(iter.hasNext()) {
                        Node n = (Node)iter.next();
                        if(n.getName().equals(name)) {
                            alreadyExists = true;
                            break;
                        }
                    }
                    if(alreadyExists) {
                        cdt.ErrorD.ErrorDlg.ErrorMsg("There is already a diagnosis with this name.");
                        badName = true;
                    }
                }
                if(badName) { return; }

                // Disables any ChoiceSelectionListeners on the diagnosisList to prevent
                // unwanted behavior
                ListSelectionListener listListeners[] = diagnosesList.getListSelectionListeners();
                for(int i = 0; i < listListeners.length; ++i) {
                    if(listListeners[i] instanceof DiagnosisSelectionListener) {
                        ((DiagnosisSelectionListener)listListeners[i]).setActive(false);
                    }
                }

//                final int selectedIndex = this.diagnosesList.getSelectedIndex();
                DefaultListModel listModel = (DefaultListModel)diagnosesList.getModel();
                listModel.addElement(name);
                diagnosesList.setModel(listModel);
//                diagnosesList.setSelectedIndex(selectedIndex);