Application: gvSIG desktop

/* 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

 */

package org.gvsig.catalog.ui.search;

import java.awt.BorderLayout;

import java.awt.Cursor;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.Collection;

import javax.swing.Icon;

import javax.swing.ImageIcon;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import org.gvsig.catalog.CatalogClient;

import org.gvsig.catalog.drivers.GetRecordsReply;

import org.gvsig.catalog.querys.CatalogQuery;

import org.gvsig.catalog.querys.MetadataSearch;

import org.gvsig.catalog.ui.showresults.ShowResultsDialog;

import org.gvsig.catalog.utils.CatalogConstants;

import org.gvsig.i18n.Messages;

/**

 * @author Jorge Piera Llodra (piera_jor@gva.es)

 */

public class SearchDialogPanel extends JPanel implements ActionListener {

        private JFrame parent;

        private CatalogQuery query = null;

        protected Object serverConnectFrame;

        protected SearchUpperPanel upperPanel = null;

        protected SearchLowerPanel lowerPanel = null;

        protected SearchButtonPanel buttonsPanel = null;

        protected CatalogClient client = null;

        protected boolean isMinimized = true;

        private Collection searchThreads = null;

        private String currentServer = null;

        private GetRecordsReply recordsReply = null;

        /**

         * This method initializes

         * @param client 

         * @param translator 

         */

        public  SearchDialogPanel(CatalogClient client, Object serverConnectFrame) {        

                super();

                searchThreads = new java.util.ArrayList();

                this.client = client;

                this.isMinimized = true;

                this.serverConnectFrame = serverConnectFrame;

                initialize();

                getUpperPanel().setIcon(getDownIcon());

        } 

        /**

         * This method initializes this

         */

        private void initialize() {        

                setLayout(new BorderLayout());

                add(getUpperPanel(),BorderLayout.NORTH);

                add(getLowerPanel(),BorderLayout.CENTER);

                add(getButtonPanel(),BorderLayout.SOUTH);

                getLowerPanel().setVisible(false);

        } 

        /**

         * It Gets the upperPanel

         * @return 

         */

        public SearchUpperPanel getUpperPanel() {        

                if (upperPanel == null){

                        upperPanel = new SearchUpperPanel(); 

                        upperPanel.addActionListener(this);

                }

                return upperPanel;

        } 

        /**

         * It Gets the lowePanel

         * @return 

         */

        public SearchLowerPanel getLowerPanel() {        

                if (lowerPanel == null){

                        lowerPanel = new SearchLowerPanel(client.getAditionalSearchPanel());

                        lowerPanel.addCoordinatesRelationship(

                                        Messages.getText("coordinatesContains"));

                        lowerPanel.addCoordinatesRelationship(

                                        Messages.getText("coordinatesFullyOutsideOf"));

                        addServices();

                        addCathegories();

                        addScales();

                }

                return lowerPanel;

        } 

        /**

         * Add the services

         */

        private void addServices(){

              upperPanel.addService(new MetadataSearch(Messages.getText("data")));

              //upperPanel.addService(new ServicesSearch(Messages.getText("services")));

        }

        /**

         * Adds the default cathegories

         */

        private void addCathegories(){

                lowerPanel.addCathegory(Messages.getText("cathegoryAny"));

                lowerPanel.addCathegory(Messages.getText("cathegoryBiota"));

                lowerPanel.addCathegory(Messages.getText("cathegoryBoundaries"));

                lowerPanel.addCathegory(Messages.getText("cathegoryClimatologyMeteorologyAtmosphere"));

                lowerPanel.addCathegory(Messages.getText("cathegoryEconomy"));

                lowerPanel.addCathegory(Messages.getText("cathegoryElevation"));

                lowerPanel.addCathegory(Messages.getText("cathegoryEnvironment"));

                lowerPanel.addCathegory(Messages.getText("cathegoryFarming"));

                lowerPanel.addCathegory(Messages.getText("cathegoryGeoscientificInformation"));

                lowerPanel.addCathegory(Messages.getText("cathegoryHealth"));

                lowerPanel.addCathegory(Messages.getText("cathegoryImageryBaseMapsEarthCover"));

                lowerPanel.addCathegory(Messages.getText("cathegoryInlandWaters"));

                lowerPanel.addCathegory(Messages.getText("cathegoryIntelligenceMilitary"));

                lowerPanel.addCathegory(Messages.getText("cathegoryLocation"));

                lowerPanel.addCathegory(Messages.getText("cathegoryOceans"));

                lowerPanel.addCathegory(Messages.getText("cathegoryPlanningCadastre"));

                lowerPanel.addCathegory(Messages.getText("cathegorySociety"));

                lowerPanel.addCathegory(Messages.getText("cathegoryStructure"));

                lowerPanel.addCathegory(Messages.getText("cathegoryTransportation"));

                lowerPanel.addCathegory(Messages.getText("cathegoryUtilitiesCommunication"));

        }

        /**

         * Adds the default scales

         */

        private void addScales(){

                lowerPanel.addScale(Messages.getText("scaleAny"));

                lowerPanel.addScale(Messages.getText("scaleI"));

                lowerPanel.addScale(Messages.getText("scaleII"));

                lowerPanel.addScale(Messages.getText("scaleIII"));

                lowerPanel.addScale(Messages.getText("scaleIV"));

                lowerPanel.addScale(Messages.getText("scaleV"));

                lowerPanel.addScale(Messages.getText("scaleVI"));

        }

        /**

         * @return the buttons panel

         */

        public JPanel getButtonPanel() {        

                if (buttonsPanel == null) {

                        buttonsPanel = new SearchButtonPanel();

                        buttonsPanel.addActionListener(this);                        

                }

                return buttonsPanel;

        }         

        /*

         * (non-Javadoc)

         * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)

         */        

        public void actionPerformed(ActionEvent e) {        

                if (e.getActionCommand().compareTo(CatalogConstants.SEARCH_BUTTON_ACTION_COMMAND)==0) {

                        searchButtonActionPerformed();

                }else if (e.getActionCommand().compareTo(CatalogConstants.CLOSE_BUTTON_ACTION_COMMAND)==0){

                        closeButtonActionPerformed();

                }else if(e.getActionCommand().compareTo(CatalogConstants.RESIZE_BUTTON_ACTION_COMMAND)==0){

                        resizeButtonActionPerformed();

                }else if (e.getActionCommand().compareTo(CatalogConstants.CANCEL_BUTTON_ACTION_COMMAND)==0){

                        cancelSearchesButtonActionPerformed();

                }else if (e.getActionCommand().compareTo(CatalogConstants.LAST_BUTTON_ACTION_COMMAND)==0){

                        lastButtonActionPerformed();

                }

        } 

        /**

         * thrown when the resize button is clicked

         */

        protected void resizeButtonActionPerformed() {        

                if (isMinimized){

                        parent.setSize(parent.getWidth(),487);

                        getLowerPanel().setVisible(true);

                        getUpperPanel().setIcon(getUpIcon());

                }else{

                        parent.setSize(parent.getWidth(),165);

                        getLowerPanel().setVisible(false);                        

                        getUpperPanel().setIcon(getDownIcon());

                }

                isMinimized = !isMinimized;

        } 

        protected Icon getUpIcon(){

                return new ImageIcon("./gvSIG/extensiones/org.gvsig.catalog/images/up.png");

        }

        protected Icon getDownIcon(){

                return new ImageIcon("./gvSIG/extensiones/org.gvsig.catalog/images/down.png");

        }

        /**

         * thrown when the search button is clicked

         * @throws Exception 

         */

        protected void searchButtonActionPerformed() {        

                SearchThread st =  new SearchThread();

                searchThreads.add(st);   

                setCursor(new Cursor(Cursor.WAIT_CURSOR));       

        } 

        /**

         * thrown when the last button is clicked

         */

        protected void lastButtonActionPerformed() {        

                ((JFrame)serverConnectFrame).setVisible(true);

                parent.setVisible(false);

        }         

        /**

         * thrown when the cancel button is clicked

         */

        protected void cancelSearchesButtonActionPerformed() {        

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

                        SearchThread st = (SearchThread)searchThreads.toArray()[i];

                        st.stop();            

                }     

                searchThreads.clear();

                setCursor(new Cursor(Cursor.DEFAULT_CURSOR));        

        } 

        /**

         * thrown when the close button is clicked

         */

        protected void closeButtonActionPerformed() {        

                parent.setVisible(false);

        } 

        /**

         * @return the selected query

         */

        protected CatalogQuery doQuery() {        

                CatalogQuery query = client.createNewQuery();

                query.setService(upperPanel.getService());

                query.setTitle(upperPanel.getTitle());

                query.setTitleFilter(lowerPanel.getTitleOption());

                query.setAbstract(lowerPanel.getAbstract());

                query.setThemeKey(lowerPanel.getKeys());

                query.setTopic(lowerPanel.getCathegory());

                query.setScale(lowerPanel.getScale());

                query.setProvider(lowerPanel.getProvider());

                query.setDateFrom(lowerPanel.getDateFrom());

                query.setDateTo(lowerPanel.getDateTo());

                query.setCoordenates(lowerPanel.getCoordinates());

                query.setCoordenatesFilter(lowerPanel.getCoordinatesOption());

                query.setMinimized(isMinimized);

                query.setCoordinatesClicked(upperPanel.getRestrictAreaClicked());

                return query;

        } 

        /**

         * It returns the query that the user has selected

         * @throws Exception 

         * 

         */

        private void doSearch() throws Exception {        

                recordsReply = client.getRecords(doQuery(), 1);

                if (recordsReply == null) {

                        JOptionPane.showMessageDialog(this,

                                        Messages.getText("errorGetRecords"),

                                        "Error",

                                        JOptionPane.ERROR_MESSAGE);

                } else if (recordsReply.getRecordsNumber() == 0) {

                        JOptionPane.showMessageDialog(this,

                                        Messages.getText("anyResult"),

                                        Messages.getText("catalog_search"),

                                        JOptionPane.INFORMATION_MESSAGE);

                }

        } 

        /**

         * @param features 

         */

        protected void showResultsActionPerformed(GetRecordsReply recordsReply) {        

                new ShowResultsDialog(client, recordsReply, 1);                        

        } 

        /**

         * 

         * @param parent The parent to set.

         */

        public void setParent(JFrame parent) {        

                this.parent = parent;

        } 

        /**

         * This class is used to manage the searches.

         * It contains method to start and to stop a thread. It is

         * necessary to create because "stop" method (for the Thread class)

         * is deprecated.

         * 

         * 

         * @author Jorge Piera Llodra (piera_jor@gva.es)

         */

        private class SearchThread implements Runnable {

                volatile Thread myThread = null;

                public  SearchThread() {        

                        myThread = new Thread(this);

                        myThread.start();

                } 

                public void stop() {        

                        myThread.stop();

                } 

                /*

                 * (non-Javadoc)

                 * @see java.lang.Runnable#run()

                 */

                public void run() {        

                        try {

                                doSearch();

                        } catch (Exception e) {

                                e.printStackTrace();

                        }

                        if ((recordsReply != null) && (recordsReply.getRecordsNumber() > 0)) {

                                showResultsActionPerformed(recordsReply);

                        }

                        searchThreads.remove(this);

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

                                setCursor(new Cursor(Cursor.DEFAULT_CURSOR));       

                        }

                } 

        }

        public CatalogQuery getQuery() {

                return query;

        }

        public String getCurrentServer() {

                return currentServer;

        }

        public void setCurrentServer(String currentServer) {

                this.currentServer = currentServer;

        }

}