Application: gvSIG desktop

package com.iver.cit.gvsig.gui.panels;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.awt.geom.Rectangle2D;

import java.util.Map;

import java.util.prefs.Preferences;

import javax.swing.JOptionPane;

import javax.swing.JTabbedPane;

import org.gvsig.remoteClient.wfs.WFSStatus;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.drivers.wfs.FMapWFSDriver;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrWFS;

import com.iver.cit.gvsig.fmap.layers.WFSLayerNode;

import com.iver.cit.gvsig.gui.WizardPanel;

import com.iver.cit.gvsig.gui.dialogs.WFSPropsDialog;

import com.iver.cit.gvsig.gui.wizards.WFSWizard;

import com.iver.cit.gvsig.gui.wizards.WFSWizardData;

import com.iver.cit.gvsig.gui.wizards.WizardListener;

import com.iver.cit.gvsig.gui.wizards.WizardListenerSupport;

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

 *

 * $Id: WFSParamsPanel.java 10608 2007-03-05 13:49:42Z ppiqueras $

 * $Log$

 * Revision 1.38  2007-03-05 13:49:42  ppiqueras

 * Si una capa WFS no tiene campos (y por tanto no tiene un campo obligatorio de tipo geometr?a), que avise al usuario y no permita que se intente cargar dicha capa.

 *

 * Revision 1.37  2007/03/01 13:12:09  ppiqueras

 * Mejorado el filtrado por ?rea.

 *

 * Revision 1.36  2007/02/22 12:30:59  ppiqueras

 * - Eliminado m?todo que sobraba.

 * - Mejorada la relaci?n con el panel del ?rea.

 * - A?adido JOptionPanel de aviso que no se aplicar? ?rea porque es incorrecta.

 *

 * Revision 1.35  2007/02/20 11:31:11  ppiqueras

 * Eliminados comentarios que sobraban.

 *

 * Revision 1.34  2007/02/19 11:44:42  jorpiell

 * A?adidos los filtros por ?rea

 *

 * Revision 1.33  2007/02/16 13:36:53  ppiqueras

 * Que el ?rea seleccionada en el panel WFSArea sea accesible una vez se va a aplicar.

 *

 * Revision 1.32  2007/02/12 11:37:00  ppiqueras

 * A?adidos comentarios y m?todo para refrescar el MapControl de la pesta?a del ?rea.

 *

 * Revision 1.31  2007/02/09 14:12:39  jorpiell

 * Soporte para WFS 1.1 y WFS-T

 *

 * Revision 1.30  2007/02/02 12:22:22  ppiqueras

 * Corregido alg?n bug.

 *

 * Revision 1.29  2007/01/08 09:37:39  ppiqueras

 * Eliminado comentario que sobraba

 *

 * Revision 1.28  2006/12/29 09:27:02  ppiqueras

 * Corregidos varios bugs:

 *

 * - Se ejecuta 2 veces "Aplicar" o "Aceptar" en los filtros WFS.

 * - Cuando se carga por primera vez una capa WFS, si se pone un

 * filtro incorrecto, se ignora el filtro (cargando toda la informaci?n posible de la capa, y borrando el texto de filtrado).

 *

 * Revision 1.27  2006/12/26 09:19:40  ppiqueras

 * Cambiado "atttibutes" en todas las aparaciones en atributos, m?todos, clases, paquetes o comentarios por "fields". (S?lo a aquellas que afectan a clases dentro del proyecto extWFS2).

 *

 * Revision 1.26  2006/12/20 14:22:06  ppiqueras

 * A?adido comentario

 *

 * Revision 1.25  2006/12/15 13:59:36  ppiqueras

 * -Permite que se almacenen y/o recojan todos los campos y valores conocidos de la capa actual.

 *

 * -Adem?s, control frentre a consultas de filtro err?neas, (esto a medias a?n).

 *

 * - Alg?n comentario m?s.

 *

 * Revision 1.24  2006/12/12 10:24:45  ppiqueras

 * Nueva funcionalidad: Pulsando doble 'click' sobre una capa de un servidor, se carga (igual que antes), pero adem?s se avanza a la siguiente pesta?a sin tener que pulsar el bot?n 'Siguiente'.

 *

 * Revision 1.23  2006/12/11 11:02:24  ppiqueras

 * Corregido bug -> que se mantenga la frase de filtrado

 *

 * Revision 1.22  2006/12/04 08:59:47  ppiqueras

 * Algunos bugs corregidos. A cambio hay 2 bugs relacionados que todav?a no han sido corregidos (ver PHPCollab) (los tiene asignados Jorge).

 *

 * Revision 1.21  2006/11/28 08:05:13  jorpiell

 * Se escribe la query en la pesta?a del filtro

 *

 * Revision 1.20  2006/11/14 13:45:49  ppiqueras

 * A?adida peque?a funcionalidad:

 * Cuando se pulsa el bot?n "Aplicar", (al seleccionar un nuevo filtro), si el ?rbol de campos posee alguno seleccionado, actualiza los valores (con los nuevos), asociados a ?ste campo seleccionado.

 *

 * Revision 1.19  2006/10/27 12:10:02  ppiqueras

 * Nueva funcionalidad

 *

 * Revision 1.16  2006/10/23 07:37:04  jorpiell

 * Ya funciona el filterEncoding

 *

 * Revision 1.14  2006/10/13 13:05:32  ppiqueras

 * Permite el refrescado de datos del panel de filtrado sobre capa WFS.

 *

 * Revision 1.13  2006/10/10 12:55:06  jorpiell

 * Se ha a?adido el soporte de features complejas

 *

 * Revision 1.12  2006/10/02 09:17:48  jorpiell

 * A?adido el setCRS a la capa

 *

 * Revision 1.11  2006/09/29 13:02:38  ppiqueras

 * Filtro para WFS. De momento s?lo interfaz gr?fica.

 *

 * Revision 1.10  2006/07/21 11:50:31  jaume

 * improved appearance

 *

 * Revision 1.9  2006/06/21 12:35:45  jorpiell

 * Se ha a?adido la ventana de propiedades. Esto implica a?adir listeners por todos los paneles. Adem?s no se muestra la geomatr?a en la lista de atributos y se muestran ?nicamnete los que se van a descargar

 *

 * Revision 1.8  2006/06/15 07:50:58  jorpiell

 * A?adida la funcionalidad de reproyectar y hechos algunos cambios en la interfaz

 *

 * Revision 1.7  2006/05/25 16:22:47  jorpiell

 * Se limpia el panel cada vez que se conecta con un servidor distinto

 *

 * Revision 1.6  2006/05/25 16:01:43  jorpiell

 * Se ha a?adido la funcionalidad para eliminar el namespace de los tipos de atributos

 *

 * Revision 1.5  2006/05/25 10:31:06  jorpiell

 * Como ha cambiado la forma de mostrar las capas (una tabla, en lugar de una lista), los paneles han tenido que ser modificados

 *

 * Revision 1.4  2006/05/23 08:09:39  jorpiell

 * Se ha cambiado la forma en la que se leian los valores seleccionados en los paneles y se ha cambiado el comportamiento de los botones

 *

 * Revision 1.3  2006/05/19 12:57:08  jorpiell

 * Modificados algunos paneles

 *

 * Revision 1.2  2006/04/20 16:38:24  jorpiell

 * Ahora mismo ya se puede hacer un getCapabilities y un getDescribeType de la capa seleccionada para ver los atributos a dibujar. Queda implementar el panel de opciones y hacer el getFeature().

 *

 * Revision 1.1  2006/04/19 12:50:16  jorpiell

 * Primer commit de la aplicaci?n. Se puede hacer un getCapabilities y ver el mensaje de vienvenida del servidor

 *

 *

 */

/**

 * A JPanel with a JTabbedPane with JPanels for WFS

 * 

 * @author Jorge Piera Llodr? (piera_jor@gva.es)

 * @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)

 */

public class WFSParamsPanel extends WizardPanel{

        private JTabbedPane jTabbedPane = null;  //  @jve:decl-index=0:visual-constraint="37,30"

        private WFSSelectFeaturePanel featurePanel = null;

        private WFSSelectFieldsPanel fieldsPanel = null;

        private WFSOptionsPanel optionsPanel = null;

        private WFSFormatPanel formatPanel = null;

        private WFSFilterPanel filterPanel = null;

        private WFSAreaPanel areaPanel = null;

        private WFSWizardData data;

        private WizardListenerSupport listenerSupport;

        public        static Preferences fPrefs = Preferences.userRoot().node( "gvsig.wcs-wizard" );

        private WFSInfoPanel infoPanel;

        private int indFields;

        private int indFilter;

        private int indArea;        

        /**

         * This method initializes jTabbedPane

         *

         * @return javax.swing.JTabbedPane

         */

        public WFSParamsPanel(){

                super();

                initialize();

        }

        /**

         * Returns the tab amount that the WFSParamsPanel currently have

         *

         * Devuelve el n?mero de solapas que tiene actualmente el WFSParamsPanel

         *

         * @return int

         */

        public int getNumTabs(){

                 return getJTabbedPane().getTabCount();

        }

        private void initialize() {

                this.setLayout(null);

                this.setVisible(false);

                this.setBounds(0, 0, 510, 427);

                this.add(getJTabbedPane(), null);

        }

        /**

         * Sets the focus to the tab next to the current one.

         *

         * Enfoca a la solapa siguiente a la actualmente enfocada del TabbedPane

         *

         */

        public void avanzaTab(){

            int currentPage = currentPage();

            int nPages = getNumTabs();

                if (nPages -1 > currentPage){

                        getJTabbedPane().setSelectedIndex(nextPageEnabled());

                }

        }

        /**

         * Sets the focus to the tab previous to the current one.

         *

         * Enfoca a la solapa anterior a la actualmente enfocada del TabbedPane

         *

         */

        public void retrocedeTab(){

                this.getJTabbedPane().setSelectedIndex(previousEnabledPage());

        }

        /**

         * Returns the current tab index.

         *

         * Devuelve el n?mero de solapa en que se encuentra

         *

         * @return

         */

        public int getIndiceSolapaActual(){

                return this.getJTabbedPane().getSelectedIndex();

        }

        public JTabbedPane getJTabbedPane() {

                if (jTabbedPane == null) {

                        jTabbedPane = new JTabbedPane();

                        jTabbedPane.setBounds(4, 4, 502, 415);

                        jTabbedPane.addTab(PluginServices.getText(this, "info"), null, getInfoPanel());

                        jTabbedPane.addTab(PluginServices.getText(this, "feature"), null, getFeaturesPanel(), null);

                        jTabbedPane.addTab(PluginServices.getText(this, "fields"),null, getFieldsPanel(), null);

                        indFields = jTabbedPane.getTabCount() - 1;

                        jTabbedPane.setEnabledAt(indFields, false);

                        //jTabbedPane.addTab(PluginServices.getText(this,"formatos"),null,getFormatPanel(),null);

//                        indFormat = jTabbedPane.getTabCount() - 1;

//                        jTabbedPane.setEnabledAt(indFormat, false);

                        jTabbedPane.addTab(PluginServices.getText(this, "options"),null, getOptionsPanel(), null);

                        jTabbedPane.addTab(PluginServices.getText(this, "filter"),null, getFilterPanel(), null);

                        indFilter = jTabbedPane.getTabCount() - 1;

                        jTabbedPane.setEnabledAt(indFilter, false);

                        jTabbedPane.addTab(PluginServices.getText(this, "area"),null, getAreaPanel(), null);

                        indArea = jTabbedPane.getTabCount() - 1;

                        jTabbedPane.setEnabledAt(indArea, false);

                }

                return jTabbedPane;

        }

        private WFSInfoPanel getInfoPanel() {

                if (infoPanel==null) {

                        infoPanel = new WFSInfoPanel();

                        infoPanel.addFocusListener(new FocusListener() {

                                public void focusGained(java.awt.event.FocusEvent e) {

                                        refreshInfo();

                                }

                                private void refreshInfo() {

                                        WFSLayerNode selectedNode = featurePanel.getSelectedFeature();

                                        if (selectedNode != null){

                                                selectedNode.setSelectedFields(fieldsPanel.getSelectedFields());

                                        }

                                        data.setUserName(optionsPanel.getUserName());

                                        data.setBuffer(optionsPanel.getBuffer());

                                        data.setTimeOut(optionsPanel.getTimeout());

                                        infoPanel.refresh(data,selectedNode);

                                }

                                public void focusLost(FocusEvent e) {

                                }

                        });

                }

                return infoPanel;

        }

        /**

         *

         * @return the selected list

         */

        private Object getSelectedFeature() {

                return featurePanel.getSelectedFeature();

        }

        /**

         * This method initializes panelFeatures

         *

         * @return javax.swing.JPanel

         */

        private WFSSelectFeaturePanel getFeaturesPanel() {

                if (featurePanel == null) {

                        featurePanel = new WFSSelectFeaturePanel(this);

                        featurePanel.setLayout(null);

                }

                return featurePanel;

        }

        /**

         * This method initializes fieldsPanel

         *

         * @return javax.swing.JPanel

         */

        private WFSSelectFieldsPanel getFieldsPanel(){

                if (fieldsPanel == null) {

                        fieldsPanel = new WFSSelectFieldsPanel(this);

                        fieldsPanel.setLayout(null);

                }

                return fieldsPanel;

        }

        /**

         * This method initializes fieldsPanel

         *

         * @return javax.swing.JPanel

         */

        private WFSOptionsPanel getOptionsPanel(){

                if (optionsPanel == null) {

                        optionsPanel = new WFSOptionsPanel(this);

                        optionsPanel.setLayout(null);

                }

                return optionsPanel;

        }

        /**

         * This method initializes filterPanel

         * 

         * @return javax.swing.JPanel

         */

        private WFSFilterPanel getFilterPanel(){

                if (filterPanel == null) {

                        filterPanel = new WFSFilterPanel(this);

                        filterPanel.setVisible(true);

                        //filterPanel.setLayout(null);

                }

                return filterPanel;

        }

        /**

         * This method initializes areaPanel

         * 

         * @return javax.swing.JPanel

         */

        private WFSAreaPanel getAreaPanel(){

                if (areaPanel == null) {

                        areaPanel = new WFSAreaPanel(this);

                        areaPanel.setVisible(true);                        

                }

                return areaPanel;

        }

        /**

         * This method initializes formatPanel

         *

         * @return javax.swing.JPanel

         */

        private WFSFormatPanel getFormatPanel(){

                if (formatPanel == null) {

                        formatPanel = new WFSFormatPanel();

                        formatPanel.setLayout(null);

                }

                return formatPanel;

        }

        /**

         * Verifies that the selected parameters are enough to request the coverage

         * to the server.

         *

         * Comprueba que los par?metros seleccionados son suficientes para pedir la

         * cobertura al servidor.

         *

         * @return boolean

         */

        public boolean isCorretlyConfigured() {

                if (featurePanel.getSelectedFeature()!= null){

                        return true;

                }else{

                        return false;

                }

        }

        /**

         * Cleans up the wizard's components but the server's layers list.

         *

         * Limpia todos los componentes del wizard excepto la lista de capas del

         * servidor.

         */

        public void cleanupWizard() {

                jTabbedPane.setEnabledAt(indFields,false);

//                jTabbedPane.setEnabledAt(indFormat,false);

        }

        /**

         * Refreshes the wizard components data each time a feature

         * is selected.

         *

         * Actualiza los datos de los componentes del wizard cada vez

         * que se selecciona una feature diferente.

         *

         * @param feature

         * Selected feature

         */

        public void refreshData(WFSLayerNode feature){

                boolean refreshed = false;

                if (feature != null){

                        feature = (WFSLayerNode)data.getFeatureInfo(feature.getName(),feature.getNameSpace());

                        refreshed = filterPanel.refresh(feature);

                        if (refreshed) {

                                jTabbedPane.setEnabledAt(indFields,true);

                                jTabbedPane.setEnabledAt(indFilter,true);

                                jTabbedPane.setEnabledAt(indArea,true);

                                fieldsPanel.refresh(feature);

                                optionsPanel.refresh(feature);

                        }

                        else {

                                featurePanel.unselectAllFeatures();

                        }

                }

                if (refreshed)

                        listenerSupport.callStateChanged(isCorretlyConfigured());

        }

        public void refreshInfo(WFSLayerNode feature){

                infoPanel.refresh(data,feature);

        }

        /**

         * Sets the object that holds the wizard data.

         *

         * Establece el objeto que contiene los datos del wizard.

         *

         * @param data

         */

        public void setWizardData(WFSWizardData data) {

                this.data = data;

                //WFSLayerNode selectedNode = (WFSLayerNode)featurePanel.getSelectedFeature();

                featurePanel.setWizardData(data);

                data.setBuffer(optionsPanel.getBuffer());

                data.setTimeOut(optionsPanel.getTimeout());

                infoPanel.refresh(data,null);

        }

        /**

         * Sets the wizard's data source

         *

         * Establece el origen de los datos del wizard

         * @param dataSource

         */

        public void setDataSource(WFSWizardData dataSource) {

                this.data = dataSource;

        }

    /**

     * Returns the next enabled tab's index.

     *

     * Devuelve el ?ndicie de la siguiente pesta?a habilitada del wizard o -1 si no hay

     * ninguna.

     *

     * @return The index or -1 if there is no one.

     */

    public int nextPageEnabled() {

        int currentPage = currentPage();

        int nPages = getNumTabs();

        if (currentPage == nPages)

                return -1;

        for (int i=currentPage+1; i<nPages; i++){

            if (getJTabbedPane().isEnabledAt(i)){

                return i;

            }

        }

        return -1;

    }

    /**

     * Returns the index of the current tab.

     *

     * Devuelve el ?ndice de la p?gina actual del wizard.

     *

     * @return

     */

    public int currentPage() {

        return getJTabbedPane().getSelectedIndex();

    }

    /**

     * Returns the index of the previous enabled tab.

     *

     * Devuelve el ?ndice de la anterior p?gina habilitada del wizard o -1 si no hay

     * ninguna.

     *

     * @return The index, or -1 if there is no one.

     */

    public int previousEnabledPage() {

        int currentPage = currentPage();

        int j=0;

        if (currentPage == 0)

            j= -1;

        for (int i = currentPage-1; i>-1; i--){

            if (getJTabbedPane().isEnabledAt(i)){

                j= i;

                    break;

            }

        }

        return j;

    }

        public FMapWFSDriver getDriver() {

                return data.getDriver();

        }

        public void setListenerSupport(WizardListenerSupport support) {

                listenerSupport = support;

        }

        /*

         *  (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.WizardPanel#initWizard()

         */

        public void initWizard() {

        }

        /*

         *  (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.WizardPanel#execute()

         */

        public void execute() {

        }

        /*

         *  (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.ILayerPanel#getLayer()

         */

        public FLayer getLayer() {

                FLyrWFS layer = new FLyrWFS();

                layer.setName(getFeaturesPanel().getLayerText());

                layer.setLayerName(getFeaturesPanel().getLayerName());

                layer.setWfsLayerNode(getLayerNode());

                layer.setFields(getFieldsPanel().getSelectedFields());

                layer.setUserName(getOptionsPanel().getUserName());

                layer.setPassword(getOptionsPanel().getPassword());

                layer.setNumfeatures(getOptionsPanel().getBuffer());

                layer.setTimeout(getOptionsPanel().getTimeout());

                layer.setSrs(getOptionsPanel().getSRS());

                // Sets the area (bounding box) filter

                Rectangle2D bbox = getAreaPanel().getExtent();

                if (getAreaPanel().hasUserDefinedAnArea()) {

                        // If user has written some invalid data in the coordinates text fields of the area tab

                        if ((bbox == null) && (getAreaPanel().areThereSomeCoordinatesWritten())) {

                                // Notify to user that no filter area will be applied

                                JOptionPane.showMessageDialog(null, PluginServices.getText(null, "no_filter_area_will_be_applied_in_the_load_of_the_layer"), PluginServices.getText(null, "warning"), JOptionPane.WARNING_MESSAGE);

                        }

                }

                layer.setBbox(bbox);

                layer.setBboxPropertyName(getFieldsPanel().getGeometryFieldName());

                // Set the filter subconsultation that layer is

                layer.setFieldsQuery(getLayerNode().getFilter());

                layer.setVisualFilterQuery(getFilterPanel().getFilterExpressionFromInterface());

                layer.setWfsDriver(data.getDriver());

                return layer;

        }

        /**

         * 

         * @return

         */

        private WFSLayerNode getLayerNode(){

                WFSLayerNode layerNode = getFeaturesPanel().getWFSLayerNode();

                layerNode.setSelectedFields(getFieldsPanel().getSelectedFields());

                // If the query is incorrect -> no query (no filter)

                String query = getFilterPanel().getQuery();

                if (query == null) {

                        layerNode.setFilter("");

                        // Removes filter expression from the JTextArea

                        getFilterPanel().removeFilterExpression();

                        // Notify to user that no filter will be applied

                        JOptionPane.showMessageDialog(null, PluginServices.getText(null, "no_filter_will_be_applied_in_the_load_of_the_layer"), PluginServices.getText(null, "warning"), JOptionPane.WARNING_MESSAGE);

                }

                else {

                        layerNode.setFilter(query);

                }

                return layerNode;

        }

        public void setSelectedFeature(WFSLayerNode layerNode){

                getFeaturesPanel().setSelectedFeature(layerNode);

                getFieldsPanel().setSelectedFields(layerNode);

//                getFilterPanel().setFilterExpressionIntoInterface(layerNode.getFilter());

        }        

        /**

         * @return Returns the data.

         */

        public WFSWizardData getData() {

                return data;

        }

        public void setLayerName(String name) {

                getFeaturesPanel().setLayerName(name);

        }

        public void addWizardListener(WizardListener listener) {

                listenerSupport.addWizardListener(listener);

        }

        public void isApplicable(boolean applicable){

                listenerSupport.callStateChanged(applicable);

        }

        public void setStatus(WFSStatus status) {

                getOptionsPanel().setStatus(status);

                getFilterPanel().setFilterExpressionIntoInterface(status.getFilterVisualText());

        }

        /**

         * Updates the filter fields values with the new values

         */

        public void updateWFSFilterFieldValues()  {

                this.getFilterPanel().updateFieldValues();

        }

        /**

         * @see WFSFilterPanel#setWFSFilterPanelIsAsTabForWFSLayersLoad(boolean)

         */

        public void setWFSFilterPanelIsAsTabForWFSLayersLoad(boolean b) {

                this.getFilterPanel().setWFSFilterPanelIsAsTabForWFSLayersLoad(b);

        }

        /**

         * @see WFSFilterPanel#getWFSFilterPanelIsAsTabForWFSLayersLoad()

         */

        public boolean getWFSFilterPanelIsAsTabForWFSLayersLoad() {

                return this.getFilterPanel().getWFSFilterPanelIsAsTabForWFSLayersLoad();

        }

        /**

         * @see WFSSelectFieldsPanel#getFieldsSelectedOfSameLayerHasChanged()

         */

        public boolean getFieldsSelectedOfSameLayerHasChanged() {

                return this.getFieldsPanel().getFieldsSelectedOfSameLayerHasChanged();

        }

        /**

         * @see WFSSelectFieldsPanel#resetFieldsSelectedOfSameLayerHasChanged()

         */

        public void resetFieldsSelectedOfSameLayerHasChanged() {

                this.getFieldsPanel().resetFieldsSelectedOfSameLayerHasChanged();

        }

        /**

         * @see WFSWizard#doClickOnNextButton()

         */

        public void doClickOnNextButton() {

                Object obj = this.getParent();

                // When we start to connect to a server -> the interface is the dialog WFSWizard

                if (obj instanceof WFSWizard)

                        ((WFSWizard)this.getParent()).doClickOnNextButton();

                else {

                        // When we are modifying a loaded layer -> the interface is the dialog WFSPropsDialog

                        if (obj instanceof WFSPropsDialog)

                                this.advanceCurrentTab();

                }

        }

        /**

         * Selects the next tab

         */

        public void advanceCurrentTab() {

                int currentTabIndex = this.getJTabbedPane().getSelectedIndex();

                // Ensure we can select next tab

                if ((currentTabIndex != -1) && (currentTabIndex < (this.getJTabbedPane().getTabCount() -1)))

                        this.getJTabbedPane().setSelectedIndex(currentTabIndex + 1);

        }

        /**

         * @see WFSFilterPanel#getAllFieldsAndValuesKnownOfCurrentLayer(Map)

         */

        public Map getAllFieldsAndValuesKnownOfCurrentLayer() {

                return this.getFilterPanel().getAllFieldsAndValuesKnownOfCurrentLayer();

        }

        /**

         * @see WFSFilterPanel#setAllFieldsAndValuesKnownOfCurrentLayer(Map)

         */

        public void setAllFieldsAndValuesKnownOfCurrentLayer(Map allFieldsAndValuesKnownOfCurrentLayer) {

                this.getFilterPanel().setAllFieldsAndValuesKnownOfCurrentLayer(allFieldsAndValuesKnownOfCurrentLayer);

        }

        /**

         * @see WFSFilterPanel#getQuery()

         */

        public String getFilterQuery() {

                return this.getFilterPanel().getQuery();

        }

}