Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

/*

 * AUTHORS (In addition to CIT):

 * 2010 Prodevelop S.L. main development

 * http://www.prodevelop.es

 */

package org.gvsig.arcims.image.gui.panels;

import java.awt.BorderLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import java.awt.event.KeyEvent;

import java.awt.event.KeyListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Vector;

import javax.swing.DefaultListModel;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JEditorPane;

import javax.swing.JLabel;

import javax.swing.JList;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JTabbedPane;

import javax.swing.JTextField;

import javax.swing.JToolTip;

import javax.swing.JTree;

import javax.swing.ToolTipManager;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

import javax.swing.event.ListDataEvent;

import javax.swing.event.ListDataListener;

import javax.swing.event.TreeSelectionEvent;

import javax.swing.event.TreeSelectionListener;

import javax.swing.tree.DefaultMutableTreeNode;

import javax.swing.tree.DefaultTreeModel;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.andami.PluginServices;

import org.gvsig.app.addlayer.AddLayerDialog;

import org.gvsig.arcims.image.gui.panels.utils.AvailableLayersTreeCellRenderer;

import org.gvsig.arcims.image.gui.panels.utils.JMultilineToolTip;

import org.gvsig.arcims.image.gui.panels.utils.LayersListElement;

import org.gvsig.arcims.image.gui.panels.utils.SelectedLayersListCellRenderer;

import org.gvsig.arcims.image.gui.panels.utils.ServiceNamesObject;

import org.gvsig.arcims.image.gui.panels.utils.ServicesTableModel;

import org.gvsig.arcims.image.gui.wizards.ArcImsImageWizard;

import org.gvsig.remoteclient.arcims.utils.ServiceInformation;

import org.gvsig.remoteclient.arcims.utils.ServiceInformationLayer;

/**

 * This class implements the ArcIMS wizard's panel which enables the user to

 * select which layers must be retrieved from a Image Service (selected on the

 * ServiceNamesPanel).

 *

 * @see org.gvsig.arcims.image.gui.panels.ServiceNamesPanel

 *

 *

 * @author jldominguez

 */

public class FeatureServicePanel extends JPanel implements ActionListener,

    ItemListener, ListDataListener, KeyListener, ChangeListener,

    TreeSelectionListener, MouseListener {

    protected static Logger logger = LoggerFactory.getLogger(FeatureServicePanel.class.getName());

    private static final long serialVersionUID = 0;

    protected ArcImsImageWizard parentWizard = null;

    protected JPanel detailsPanel = null;

    protected JPanel layersPanel = null;

    protected JPanel selectedLayersPanel = null;

    protected JPanel finalPanel = null;

    protected JLabel newLayerNameLabel = null;

    protected JTextField newLayerNameTextField = null;

    protected JButton selectedLayersUpButton = null;

    protected JButton selectedLayersDownButton = null;

    protected JList orderedLayersList = null;

    protected JTree availableLayersTree = null;

    protected DefaultTreeModel availableLayersTreeModel = null;

    protected DefaultMutableTreeNode layersTreeRootNode = null;

    protected ServiceNamesObject layersTreeRootObject = null;

    protected DefaultListModel orderedLayersListModel = null;

    protected JButton addLayerButton = null;

    protected JButton removeLayerButton = null;

    protected JScrollPane availableLayersScrollPane = null;

    protected JScrollPane selectedLayersScrollPane = null;

    protected JButton addAllButton = null;

    protected JButton removeAllButton = null;

    protected JScrollPane serviceDetailsScrollPane = null;

    protected JEditorPane serviceDetailsTable = null;

    protected Vector serviceDetailsTableDataVector = null;

    protected Vector serviceDetailsTableColumnNamesVector = null;

    protected JTabbedPane imgServiceTabbedPane = null;

    protected JPanel tabPanel = null;

    protected JPanel imgServiceTab_1 = null;

    protected JPanel imgServiceTab_2 = null;

    protected JPanel changeServerPanel = null;

    protected JButton serviceInfoNextButton = null;

    protected JButton serviceInfoPreviousButton = null;

    protected JButton changeServerButton = null;

    protected JCheckBox showIdCheckBox = null;

    protected final String bgColor0 = "\"#FEEDD6\""; // light -

    protected final String bgColor3 = "\"#FBFFE1\""; // light yellow

    protected final String font = "Arial";

    private JPanel groupCheckPanel;

    private JCheckBox groupCheckBox;

    private JLabel versionTitleLabel = null;

    private JLabel versionLabel = null;

    protected boolean isProperties = false;

    /**

     * The owning wizard is useds as a parameter to allow easy <i>upwards</i>

     * references.

     *

     * @param parent

     *            the wizard that owns this panel

     */

    public FeatureServicePanel(ArcImsImageWizard parent, boolean editionallowed,

        boolean properties) {

        super();

        isProperties = properties;

        parentWizard = parent;

        initialize(editionallowed);

    }

    /**

     * 

     * @param editionallowed

     */

    protected void initialize(boolean editionallowed) {

        setLayout(null);

        this.setSize(new java.awt.Dimension(511, 470));

        this.initInfoVectors();

        imgServiceTab_1 = new JPanel();

        imgServiceTab_1.setLayout(null);

        imgServiceTab_2 = new JPanel();

        imgServiceTab_2.setLayout(null);

        imgServiceTab_1.add(getDetailsPanel(), null);

        imgServiceTab_2.add(getFinalPanel(), null);

        imgServiceTab_2.add(getLayersPanel(), null);

        imgServiceTab_2.add(getShowIdCheckBox(), null);

        imgServiceTab_2.add(getSelectedLayersPanel(), null);

        addImageFormatPanel();

        tabPanel = new JPanel();

        tabPanel.setBounds(18, 8, 490 - 15, 415);

        tabPanel.setLayout(new BorderLayout());

        imgServiceTabbedPane = new JTabbedPane();

        // imgServiceTabbedPane.setBounds(0, 0, 510, 432);

        imgServiceTabbedPane.addTab(PluginServices.getText(this, "info"),

            imgServiceTab_1);

        if (editionallowed) {

            imgServiceTabbedPane.addTab(PluginServices.getText(this, "layers"),

                imgServiceTab_2);

        }

        imgServiceTabbedPane.addChangeListener(this);

        changeServerButton = new JButton(PluginServices.getText(this,

                    "change_service"));

        changeServerButton.addActionListener(this);

        changeServerButton.setBounds(95, 8, 120, 25);

        serviceInfoPreviousButton = new JButton(PluginServices.getText(this,

                    "previous"));

        serviceInfoPreviousButton.addActionListener(this);

        serviceInfoPreviousButton.setBounds(395 - 103, 4, 100, 20);

        serviceInfoNextButton = new JButton(PluginServices.getText(this, "next"));

        serviceInfoNextButton.addActionListener(this);

        serviceInfoNextButton.setBounds(395, 4, 100, 20);

        changeServerPanel = new JPanel();

        changeServerPanel.setLayout(null);

        changeServerPanel.setBounds(0, 440, 525, 42);

        // changeServerPanel.add(changeServerButton);

        changeServerPanel.add(serviceInfoPreviousButton);

        changeServerPanel.add(serviceInfoNextButton);

        versionTitleLabel = new JLabel(PluginServices.getText(this,

                    "server_version") + ":");

        versionTitleLabel.setBounds(new java.awt.Rectangle(39, 443, 125, 21));

        add(versionTitleLabel, null);

        versionLabel = new JLabel("-");

        versionLabel.setBounds(new java.awt.Rectangle(170 - 15, 443, 160, 21));

        add(versionLabel, null);

        tabPanel.add(imgServiceTabbedPane, BorderLayout.CENTER);

        add(tabPanel);

        add(changeServerPanel);

    }

    // previous (395 - 103, 444, 100, 20));

    protected void addImageFormatPanel() {

        groupCheckPanel = new JPanel();

        groupCheckPanel.setBounds(180 - 6, 210 - 8, 501 - 180 - 34, 54); // hasta y = 264 

        groupCheckPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                null, PluginServices.getText(this, "group_layers_option"),

                javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

        groupCheckBox = new JCheckBox(PluginServices.getText(this,

                    "group_layers"), false);

        groupCheckBox.setBounds(14, 20, 155, 21);

        groupCheckPanel.setLayout(null);

        groupCheckPanel.add(groupCheckBox);

        imgServiceTab_2.add(groupCheckPanel);

    }

    // private J

    protected void initInfoVectors() {

        serviceDetailsTableDataVector = new Vector();

        orderedLayersListModel = new DefaultListModel();

        orderedLayersListModel.addListDataListener(this);

    }

    /**

     * Gets a list model that contains the layers that have been selected by the

     * user (among those offered by the server)

     *

     * @return the selected layers' list model

     */

    public DefaultListModel getOrderedLayersListModel() {

        return this.orderedLayersListModel;

    }

    /**

     * This method initializes detailsPanel

     *

     * @return javax.swing.JPanel

     */

    public JPanel getDetailsPanel() {

        if (detailsPanel == null) {

            detailsPanel = new JPanel();

            detailsPanel.setLayout(null);

            detailsPanel.setBounds(new java.awt.Rectangle(5, 5, 470 - 15,

                    345 + 30));

            serviceDetailsScrollPane = new JScrollPane();

            detailsPanel.add(serviceDetailsScrollPane, null);

        }

        return detailsPanel;

    }

    public void setDetailsPanelServiceNameInBorder(String name) {

        this.detailsPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                null,

                PluginServices.getText(this, "service_info") + ": " + name,

                javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

    }

    /**

     * This method initializes layersPanel

     *

     * @return javax.swing.JPanel

     */

    protected JPanel getLayersPanel() {

        if (layersPanel == null) {

            layersPanel = new JPanel();

            layersPanel.setLayout(null);

            layersPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                    null, PluginServices.getText(this, "available_layers"),

                    javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                    javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

            layersPanel.setBounds(new java.awt.Rectangle(4, 58, 491 - 34,

                    151 - 8)); // hasta y = 209

            layersPanel.add(getAvailableLayersScrollPane(), null);

        }

        return layersPanel;

    }

    protected JCheckBox getShowIdCheckBox() {

        if (showIdCheckBox == null) {

            showIdCheckBox = new JCheckBox(PluginServices.getText(this,

                        "show_layer_ids"), false);

            // showIdCheckBox.setFont(new Font("SimSun", Font.PLAIN, 12));

            showIdCheckBox.setBounds(4, 230 - 8, 168, 15);

            showIdCheckBox.addItemListener(this);

        }

        return showIdCheckBox;

    }

    /**

     * This method initializes jPanel

     *

     * @return javax.swing.JPanel

     */

    protected JPanel getSelectedLayersPanel() {

        if (selectedLayersPanel == null) {

            selectedLayersPanel = new JPanel();

            selectedLayersPanel.setLayout(null);

            selectedLayersPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                    null, PluginServices.getText(this, "selected_layers"),

                    javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                    javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

            selectedLayersPanel.setBounds(new java.awt.Rectangle(4, 265 - 8,

                    491 - 34, 130));

            selectedLayersPanel.add(getSelectedLayersUpButton(), null);

            selectedLayersPanel.add(getSelectedLayersDownButton(), null);

            selectedLayersPanel.add(getAddLayerButton(), null);

            selectedLayersPanel.add(getRemoveLayerButton(), null);

            selectedLayersPanel.add(getSelectedLayersScrollPane(), null);

            selectedLayersPanel.add(getAddAllButton(), null);

            selectedLayersPanel.add(getRemoveAllButton(), null);

        }

        return selectedLayersPanel;

    }

    /**

     * This method initializes finalPanel

     *

     * @return javax.swing.JPanel

     */

    protected JPanel getFinalPanel() {

        if (finalPanel == null) {

            newLayerNameLabel = new JLabel();

            newLayerNameLabel.setBounds(new java.awt.Rectangle(60, 18, 195, 21));

            newLayerNameLabel.setText(PluginServices.getText(this,

                    "enter_new_layer_name"));

            finalPanel = new JPanel();

            finalPanel.setLayout(null);

            finalPanel.setBounds(new java.awt.Rectangle(4, 8, 491 - 34, 49)); // hasta y = 58

            finalPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                    null, PluginServices.getText(this, "new_layer_name"),

                    javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                    javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

            // finalPanel.add(newLayerNameLabel, null);

            finalPanel.add(getNewLayerNameTextField(), null);

        }

        return finalPanel;

    }

    /**

     * This method initializes newLayerNameTextField

     *

     * @return javax.swing.JTextField

     */

    public JTextField getNewLayerNameTextField() {

        if (newLayerNameTextField == null) {

            newLayerNameTextField = new JTextField();

            newLayerNameTextField.addKeyListener(this);

            newLayerNameTextField.addActionListener(this);

            newLayerNameTextField.setBounds(new java.awt.Rectangle(10, 19, 437,

                    20));

        }

        return newLayerNameTextField;

    }

    /**

     * This method initializes availableLayersTree

     *

     * @return javax.swing.JTree

     */

    public void setAvailableLayersTree(JTree t) {

        availableLayersTree = t;

    }

    public JTree getAvailableLayersTree() {

        if (availableLayersTree == null) {

            availableLayersTreeModel = new DefaultTreeModel(layersTreeRootNode);

            availableLayersTree = new JTree(availableLayersTreeModel) {

                        public JToolTip createToolTip() {

                            JMultilineToolTip jmtt = new JMultilineToolTip();

                            return jmtt;

                        }

                        private static final long serialVersionUID = 0;

                    };

            ToolTipManager.sharedInstance()

                          .registerComponent(availableLayersTree);

            availableLayersTree.setCellRenderer(new AvailableLayersTreeCellRenderer());

            availableLayersTree.addTreeSelectionListener(this);

            availableLayersTree.addMouseListener(this);

        }

        return availableLayersTree;

    }

    /**

     * This method initializes selectedLayersUpButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getSelectedLayersUpButton() {

        if (selectedLayersUpButton == null) {

            selectedLayersUpButton = new JButton();

            ImageIcon ii = createImageIcon("images/up-arrow.png");

            selectedLayersUpButton.setIcon(ii);

            selectedLayersUpButton.setBounds(new java.awt.Rectangle(10, 35, 36,

                    36));

            selectedLayersUpButton.addActionListener(this);

        }

        return selectedLayersUpButton;

    }

    /**

     * This method initializes selectedLayersDownButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getSelectedLayersDownButton() {

        if (selectedLayersDownButton == null) {

            selectedLayersDownButton = new JButton();

            ImageIcon ii = createImageIcon("images/down-arrow.png");

            selectedLayersDownButton.setIcon(ii);

            selectedLayersDownButton.setBounds(new java.awt.Rectangle(10, 75,

                    36, 36));

            selectedLayersDownButton.addActionListener(this);

        }

        return selectedLayersDownButton;

    }

    /**

     * This method initializes orderedLayersList

     *

     * @return javax.swing.JList

     */

    public void setOrderedLayersList(JList l) {

        orderedLayersList = l;

    }

    public JList getOrderedLayersList() {

        if (orderedLayersList == null) {

            if (orderedLayersListModel == null) {

                orderedLayersListModel = new DefaultListModel();

                orderedLayersListModel.addListDataListener(this);

            }

            orderedLayersList = new JList(orderedLayersListModel) {

                        public JToolTip createToolTip() {

                            JMultilineToolTip jmltt = new JMultilineToolTip();

                            return jmltt;

                        }

                        private static final long serialVersionUID = 0;

                    };

            ToolTipManager.sharedInstance().registerComponent(orderedLayersList);

            orderedLayersList.setCellRenderer(new SelectedLayersListCellRenderer());

        }

        return orderedLayersList;

    }

    /**

     * This method initializes addLayerButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getAddLayerButton() {

        if (addLayerButton == null) {

            addLayerButton = new JButton();

            addLayerButton.setText(PluginServices.getText(this, "add"));

            addLayerButton.addActionListener(this);

            addLayerButton.setBounds(new java.awt.Rectangle(365 - 34, 25, 111,

                    21));

        }

        return addLayerButton;

    }

    /**

     * This method initializes removeLayerButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getRemoveLayerButton() {

        if (removeLayerButton == null) {

            removeLayerButton = new JButton();

            removeLayerButton.setText(PluginServices.getText(this, "remove"));

            removeLayerButton.addActionListener(this);

            removeLayerButton.setBounds(new java.awt.Rectangle(365 - 34, 75,

                    111, 21));

        }

        return removeLayerButton;

    }

    public void setSelectedLayersScrollPaneViewPort() {

        this.selectedLayersScrollPane.setViewportView(orderedLayersList);

    }

    /**

     * Adds a layer to the list of available lists. This is done while parsing

     * the server's reponse after a <tt>getCapabilities()</tt> request.

     *

     * @param e

     *            the element to be added

     */

    public void addLayerToAvailableList(LayersListElement e) {

        DefaultMutableTreeNode node = new DefaultMutableTreeNode(e);

        this.layersTreeRootNode.add(node);

    }

    /**

     * Adds a layer to the list of selected layers after the user has clicked on

     * the <i>Add</i> button or double-clicked on an item on the available

     * layers list.

     *

     * @param e

     *            the element to be added

     */

    public void addLayerToSelectedList(LayersListElement e) {

        if (orderedLayersListModel.contains(e)) {

            int r;

            String the_message = PluginServices.getText(this,

                    "this_layer_was_already_added") + ". " +

                PluginServices.getText(this, "add_again_question") + "\n" +

                PluginServices.getText(this, "layer") + ": " + e.getName();

            String the_title = PluginServices.getText(this,

                    "this_layer_was_already_added");

            r = JOptionPane.showOptionDialog(this, the_message, the_title,

                    JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE,

                    null, null, null);

            if (r == JOptionPane.NO_OPTION) {

                return;

            }

        }

        e.setAdded(true);

        this.orderedLayersListModel.add(0, e);

    }

    /**

     * Adds a layer to the list of selected layers without confirmation.

     *

     * @param e

     *            the element to be added

     */

    public void addLayerToSelectedListNoConfirm(LayersListElement e) {

        e.setAdded(true);

        this.orderedLayersListModel.add(0, e);

    }

    /**

     * This method initializes availableLayersScrollPane

     *

     * @return javax.swing.JScrollPane

     */

    public JScrollPane getAvailableLayersScrollPane() {

        if (availableLayersScrollPane == null) {

            availableLayersScrollPane = new JScrollPane();

            availableLayersScrollPane.setBounds(new java.awt.Rectangle(10, 20,

                    471 - 34, 123 - 8));

        }

        return availableLayersScrollPane;

    }

    /**

     * This method initializes selectedLayersScrollPane

     *

     * @return javax.swing.JScrollPane

     */

    public JScrollPane getSelectedLayersScrollPane() {

        if (selectedLayersScrollPane == null) {

            selectedLayersScrollPane = new JScrollPane();

            selectedLayersScrollPane.setBounds(new java.awt.Rectangle(55, 20,

                    301 - 34, 101));

        }

        return selectedLayersScrollPane;

    }

    /**

     * This method initializes addAllButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getAddAllButton() {

        if (addAllButton == null) {

            addAllButton = new JButton();

            addAllButton.setText(PluginServices.getText(this, "add_all"));

            addAllButton.addActionListener(this);

            addAllButton.setBounds(new java.awt.Rectangle(365 - 34, 50, 111, 21));

        }

        return addAllButton;

    }

    /**

     * This method initializes removeAllButton

     *

     * @return javax.swing.JButton

     */

    protected JButton getRemoveAllButton() {

        if (removeAllButton == null) {

            removeAllButton = new JButton();

            removeAllButton.setText(PluginServices.getText(this, "remove_all"));

            removeAllButton.addActionListener(this);

            removeAllButton.setBounds(new java.awt.Rectangle(365 - 34, 100,

                    111, 21));

        }

        return removeAllButton;

    }

    public void contentsChanged(ListDataEvent e) {

    }

    /**

     * Automatically invoqued when new layers are added to the selected layers

     * list. It checks whether the wizard is ready to finish and send gvSIG the

     * user's selection.

     */

    public void intervalAdded(ListDataEvent e) {

        logger.info("Added. Now selected: " + orderedLayersListModel.size());

        updateWizardLayerQuery();

        parentWizard.fireWizardComplete(this.isCorrectlyConfigured());

    }

    /**

     * Automatically invoqued when new layers are removed from the selected

     * layers list. It checks whether the wizard is ready to finish and send

     * gvSIG the user's selection.

     */

    public void intervalRemoved(ListDataEvent e) {

        logger.info("Removed. Now selected: " + orderedLayersListModel.size());

        updateWizardLayerQuery();

        this.parentWizard.fireWizardComplete(this.isCorrectlyConfigured());

    }

    /**

     * Checks whether the wizard is ready to finish and send gvSIG the user's

     * selection.

     *

     * @return <b>true</b> if the wizard is ready to finish, <b>false</b>

     *         otherwise

     */

    public boolean isCorrectlyConfigured() {

        if (this.orderedLayersListModel.size() == 0) {

            return false;

        }

        if (this.newLayerNameTextField.getText().length() == 0) {

            return false;

        }

        return true;

    }

    /**

     * Updates panel's local variables: <tt>setLayerQuery(String)</tt> sets a

     * comma-separated list of layers (the selected ones) and

     * <tt>setNewLayerName(String)</tt> sets the name of the new layer to be

     * created and sent to gvSIG.

     */

    protected void updateWizardLayerQuery() {

        if (orderedLayersListModel.size() == 0) {

            return;

        }

        String idAcum = "";

        for (int i = orderedLayersListModel.size() - 1; i >= 0; i--) {

            idAcum = idAcum + "," +

                ((LayersListElement) orderedLayersListModel.get(i)).getID();

        }

        idAcum = idAcum.substring(1); // elimina la coma inicial

        parentWizard.setLayerQuery(idAcum);

        parentWizard.setNewLayerName(this.newLayerNameTextField.getText());

    }

    /**

     * Empties both lists: available layers list and selected layers list.

     */

    public void emptyTables() {

        // re-start available layers' tree node:

        layersTreeRootObject = new ServiceNamesObject(parentWizard.getServiceName(),

                "ImageServer", "Enabled");

        layersTreeRootNode = new DefaultMutableTreeNode(layersTreeRootObject);

        // empty the service dateails table:

        loadServiceDetailsTable(null);

        if (availableLayersTree != null) {

            availableLayersTree.removeAll();

        }

        refreshAvailableLayersTree();

        if (orderedLayersListModel != null) {

            orderedLayersListModel.removeAllElements();

        }

        refreshSelectedLayersList();

        newLayerNameTextField.setText(parentWizard.getServiceName());

    }

    /**

     * Listens to button events: Add (all) layer, Remove (all) layer, Move up,

     * Move down.

     */

    public void actionPerformed(ActionEvent e) {

        LayersListElement sel;

        DefaultMutableTreeNode node;

        int ind;

        int noofremoved;

        int[] selInds;

        if (e.getSource() == addLayerButton) {

            // JTable.getSelectionRows() is 0-based but root is displayed so

            // item 0 is the root itself

            selInds = availableLayersTree.getSelectionRows();

            if (selInds == null) {

                return;

            }

            if (selInds.length == 0) {

                return;

            }

            Object root = availableLayersTree.getModel().getRoot();

            int noofchildren = availableLayersTree.getModel().getChildCount(root);

            for (int i = 0; i < noofchildren; i++) {

                // JTable.getSelectionRows() is 0-based but root is displayed so

                // item 0 is the root itself, and we ignore it here of course:

                ind = LayersListElement.getFirstIndexInIntArray(selInds, i + 1);

                if (ind != -1) {

                    node = (DefaultMutableTreeNode) availableLayersTree.getModel()

                                                                       .getChild(root,

                            i);

                    sel = (LayersListElement) node.getUserObject();

                    addLayerToSelectedList(sel);

                }

            }

            refreshAvailableLayersTree();

            refreshSelectedLayersList();

        }

        if (e.getSource() == removeLayerButton) {

            selInds = orderedLayersList.getSelectedIndices();

            if (selInds.length == 0) {

                return;

            }

            noofremoved = 0;

            for (int i = 0; i < selInds.length; i++) {

                sel = (LayersListElement) orderedLayersListModel.remove(selInds[i] -

                        noofremoved);

                noofremoved++;

                sel.setAdded(orderedLayersListModel.contains(sel));

            }

            refreshAvailableLayersTree();

            refreshSelectedLayersList();

        }

        if (e.getSource() == addAllButton) {

            Object root = availableLayersTree.getModel().getRoot();

            int nofchildren = this.availableLayersTree.getModel()

                                                      .getChildCount(root);

            for (int i = 0; i < nofchildren; i++) {

                node = (DefaultMutableTreeNode) availableLayersTree.getModel()

                                                                   .getChild(root,

                        i);

                sel = (LayersListElement) node.getUserObject();

                logger.info("Adding element: " + sel.toString());

                addLayerToSelectedList(sel);

            }

            refreshAvailableLayersTree();

            refreshSelectedLayersList();

        }

        if (e.getSource() == removeAllButton) {

            while (orderedLayersListModel.size() > 0) {

                sel = (LayersListElement) this.orderedLayersListModel.remove(0);

                sel.setAdded(false);

            }

            refreshAvailableLayersTree();

            refreshSelectedLayersList();

        }

        if (e.getSource() == selectedLayersDownButton) {

            int l = orderedLayersListModel.size();

            if (l == 0) {

                return;

            }

            selInds = orderedLayersList.getSelectedIndices();

            if (selInds.length != 1) {

                return;

            }

            if (l == (selInds[0] + 1)) {

                return; // last item cannot be moved down

            }

            sel = (LayersListElement) orderedLayersListModel.remove(selInds[0]);

            orderedLayersListModel.add(selInds[0] + 1, sel);

            refreshSelectedLayersList();

            orderedLayersList.setSelectedIndex(selInds[0] + 1);

            refreshAvailableLayersTree();

        }

        if (e.getSource() == selectedLayersUpButton) {

            int l = orderedLayersListModel.size();

            if (l == 0) {

                return;

            }

            selInds = orderedLayersList.getSelectedIndices();

            if (selInds.length != 1) {

                return;

            }

            if (selInds[0] == 0) {

                return; // first item cannot be moved up

            }

            sel = (LayersListElement) orderedLayersListModel.remove(selInds[0]);

            orderedLayersListModel.add(selInds[0] - 1, sel);

            refreshSelectedLayersList();

            orderedLayersList.setSelectedIndex(selInds[0] - 1);

            refreshAvailableLayersTree();

        }

        if (e.getSource() == newLayerNameTextField) {

            try {

                JTabbedPane jtp = ((JTabbedPane) parentWizard.getParent());

                AddLayerDialog fod = (AddLayerDialog) jtp.getParent();

                JPanel jp = (JPanel) fod.getComponent(1);

                JButton acceptButton = (JButton) jp.getComponent(0);

                ActionListener[] clickListeners = acceptButton.getActionListeners();

                ActionEvent artificialEvent = new ActionEvent(acceptButton,

                        ActionEvent.ACTION_PERFORMED, "");

                if (!acceptButton.isEnabled()) {

                    return;

                }

                for (int i = 0; i < clickListeners.length; i++)

                    clickListeners[i].actionPerformed(artificialEvent);

            }

            catch (RuntimeException e1) {

                logger.error("Unable to send the click event to the FOpenDialog 'Accept' button. ",

                    e1);

            }

        }

        if (e.getSource() == changeServerButton) {

            this.parentWizard.setEnabledPanels("main");

        }

        if (e.getSource() == serviceInfoNextButton) {

            int currentTab = this.imgServiceTabbedPane.getSelectedIndex();

            int maxTab = this.imgServiceTabbedPane.getTabCount() - 1;

            if (currentTab < maxTab) {

                imgServiceTabbedPane.setSelectedIndex(currentTab + 1);

            }

        }

        if (e.getSource() == serviceInfoPreviousButton) {

            int currentTab = this.imgServiceTabbedPane.getSelectedIndex();

            if (currentTab > 0) {

                imgServiceTabbedPane.setSelectedIndex(currentTab - 1);

            }

            else {

                if (currentTab == 0) {

                    parentWizard.setEnabledPanels("main");

                }

            }

        }

    }

    public void keyTyped(KeyEvent e) {

    }

    public void keyPressed(KeyEvent e) {

    }

    /**

     * Listens to changes in the text field where the new layer's name is typed.

     * The decision whether the wizard is ready to finish or not depends on this

     * event too.

     */

    public void keyReleased(KeyEvent e) {

        if (e.getSource() == newLayerNameTextField) {

            this.parentWizard.setNewLayerName(this.newLayerNameTextField.getText());

            this.parentWizard.fireWizardComplete(this.isCorrectlyConfigured());

        }

    }

    /**

     * This method initializes serviceDetailsTable

     *

     * @return JEditorPane

     */

    protected JEditorPane getServiceDetailsTable() {

        if (serviceDetailsTable == null) {

            serviceDetailsTable = new JEditorPane();

            serviceDetailsTable.setContentType("text/html");

            serviceDetailsTable.setEditable(false);

            String htmlInfo = this.getFormattedHtmlInfo(serviceDetailsTableDataVector,

                    serviceDetailsTableColumnNamesVector);

            serviceDetailsTable.setText(htmlInfo);

        }

        return serviceDetailsTable;

    }

    public void loadServiceDetailsTable(ServiceInformation si) {

        Vector data = new Vector();

        Vector item = new Vector();

        Vector cols = new Vector();

        if (si != null) {

            // A valid ArcImsProtocolHandler.ServiceInformation parameter

            cols.add(PluginServices.getText(this, "property"));

            cols.add(PluginServices.getText(this, "value"));

            if (si.getEnvelope() != null) {

                item.add(PluginServices.getText(this, "xrange"));

                item.add("[ " +

                    ServicesTableModel.leaveNDigits(si.getEnvelope().getXmin(),

                        10) + ", " +

                    ServicesTableModel.leaveNDigits(si.getEnvelope().getXmax(),

                        10) + " ]");

                data.add(item.clone());

                item.removeAllElements();

                item.add(PluginServices.getText(this, "yrange"));

                item.add("[ " +

                    ServicesTableModel.leaveNDigits(si.getEnvelope().getYmin(),

                        10) + ", " +

                    ServicesTableModel.leaveNDigits(si.getEnvelope().getYmax(),

                        10) + " ]");

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add(PluginServices.getText(this, "xrange"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

                item.add(PluginServices.getText(this, "yrange"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

            }

            if (si.getLocale().getLanguage().length() > 0) {

                item.add(PluginServices.getText(this, "language"));

                item.add(lowerPS(si.getLocale().getLanguage() + "_language"));

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add(PluginServices.getText(this, "language"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

            }

            if (si.getMapunits().length() > 0) {

                item.add(PluginServices.getText(this, "units"));

                item.add(lowerPS(si.getMapunits()));

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add(PluginServices.getText(this, "units"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

            }

            if (si.getLocale().getCountry().length() > 0) {

                item.add(PluginServices.getText(this, "country"));

                item.add(lowerPS(si.getLocale().getCountry() + "_country"));

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add(PluginServices.getText(this, "country"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

            }

            if (si.getFeaturecoordsys().length() > 0) {

                item.add(PluginServices.getText(this, "coord_system"));

                item.add(si.getFeaturecoordsys());

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add(PluginServices.getText(this, "coord_system"));

                item.add(PluginServices.getText(this, "not_available"));

                data.add(item.clone());

                item.removeAllElements();

            }

            if (si.getScreen_dpi() != -1) {

                item.add("DPI");

                item.add(Integer.toString(si.getScreen_dpi()));

                data.add(item.clone());

                item.removeAllElements();

            }

            else {

                item.add("DPI");

                item.add(PluginServices.getText(this, "default") + ", 96");

                data.add(item.clone());

                item.removeAllElements();

            }

            if (this instanceof ImageServicePanel) {

                if (si.getImagelimit_pixelcount().length() > 0) {

                    item.add(PluginServices.getText(this, "max_no_of_pixels"));

                    item.add(si.getImagelimit_pixelcount());

                    data.add(item.clone());

                    item.removeAllElements();

                }

                else {

                    item.add(PluginServices.getText(this, "max_no_of_pixels"));

                    item.add(PluginServices.getText(this, "not_available"));

                    data.add(item.clone());

                    item.removeAllElements();

                }

            }

        }

        else {

            // A null ServiceInformation parameter (we must empty the

            // table). do nothing, because 'data' and 'cols' vectors are empty

        }

        serviceDetailsTableDataVector = (Vector) data.clone();

        serviceDetailsTableColumnNamesVector = (Vector) cols.clone();

        serviceDetailsTable = null;

        serviceDetailsTable = getServiceDetailsTable();

        serviceDetailsScrollPane.setBounds(new java.awt.Rectangle(0, 0,

                470 - 14, 345 + 31));

        serviceDetailsScrollPane.setViewportView(serviceDetailsTable);

    }

    protected ImageIcon createImageIcon(String path) {

        java.net.URL imgURL = createResourceUrl(path);

        if (imgURL != null) {

            return new ImageIcon(imgURL);

        }

        else {

            logger.error("File not found: " + path);

            return null;

        }

    }

    protected void setNextPreviousEnabled(int selectedTab) {

        int lastTabIndex = imgServiceTabbedPane.getTabCount() - 1;

        serviceInfoNextButton.setEnabled(selectedTab < lastTabIndex);

        serviceInfoPreviousButton.setEnabled((selectedTab > 0) ||

            (!isProperties));

    }

    public void stateChanged(ChangeEvent e) {

        if (e.getSource() == imgServiceTabbedPane) {

            setNextPreviousEnabled(imgServiceTabbedPane.getSelectedIndex());

        }

    }

    public void setServiceInfoTabNumber(int i) {

        imgServiceTabbedPane.setSelectedIndex(i);

    }

    protected String getFormattedHtmlInfo(Vector data, Vector colnames) {

        String location_title_text = PluginServices.getText(this, "data_origin");

        String properties_title_text = PluginServices.getText(this, "properties");

        String server_title = PluginServices.getText(this, "server");

        String service_name_title = PluginServices.getText(this, "service");

        String service_type_title = PluginServices.getText(this, "service_type");

        String serverURL = parentWizard.getHostName();

        String serviceName = parentWizard.getServiceName();

        String serviceType = lowerPS(parentWizard.getServiceType());

        String html = "<html><body>\n" +

            "<table align=\"center\" width=\"425\" border=\"0\" cellpadding=\"4\" cellspacing=\"4\">\n" +

            "<tr valign=\"top\" bgcolor=\"#FFFFFF\">\n" +

            "<td height=\"18\" bgcolor=" + bgColor3 +

            " colspan=\"2\"><font face=\"" + font + "\" size=\"4\"><b>" +

            location_title_text + "</font></b></td>\n</tr>\n";

        html = html + "<tr valign=\"top\" bgcolor=" + bgColor0 + ">\n" +

            "<td width=\"110\" height=\"18\" bgcolor=\"#D6D6D6\" align=\"right\"><font face=\"" +

            font + "\" size=\"3\"><b>" + server_title + "</b></font></td>" +

            "<td><font face=\"" + font + "\" size=\"3\">" + serverURL +

            "</font></td>\n</tr>\n";

        html = html + "<tr valign=\"top\" bgcolor=" + bgColor0 + ">\n" +

            "<td height=\"18\" bgcolor=\"#D6D6D6\" align=\"right\"><font face=\"" +

            font + "\" size=\"3\"><b>" + service_name_title +

            "</b></font></td>" + "<td bgcolor=\"#eaeaea\"><font face=\"" +

            font + "\" size=\"3\">" + serviceName + "</font></td>\n</tr>\n";

        html = html + "<tr valign=\"top\" bgcolor=" + bgColor0 + ">\n" +

            "<td height=\"18\" bgcolor=\"#D6D6D6\" align=\"right\"><font face=\"" +

            font + "\" size=\"3\"><b>" + service_type_title +

            "</b></font></td>" + "<td><font face=\"" + font + "\" size=\"3\">" +

            serviceType + "</font></td>\n</tr>\n</table>\n\n";

        html = html +

            "<table align=\"center\" width=\"425\" border=\"0\" cellpadding=\"4\" cellspacing=\"4\">\n" +

            "<tr valign=\"top\" bgcolor=\"#FFFFFF\">\n" +

            "<td height=\"18\" bgcolor=" + bgColor3 +

            " colspan=\"2\"><font face=\"" + font + "\" size=\"4\"><b>" +

            properties_title_text + "</font></b></td>\n</tr>\n";

        for (int i = 0; i < data.size(); i++) {

            html = html + getTwoStringsOfNthItemIntoHtmlCode(data, i);

        }

        html = html + "</table>\n</body></html>";

        return html;

    }

    protected String getTwoStringsOfNthItemIntoHtmlCode(Vector d, int i) {

        String string_1 = (String) ((Vector) d.get(i)).get(0);

        String string_2 = (String) ((Vector) d.get(i)).get(1);

        String[] bgrColor = new String[2];

        bgrColor[0] = "\"#feedd6\"";

        bgrColor[1] = "\"#eaeaea\"";

        String response = "<tr valign=\"top\">\n" +