| gvSIG desktop 1

/* 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 es.gva.cit.gazetteer.ui.search;

import es.gva.cit.catalogClient.metadataXML.XMLNode;

import es.gva.cit.catalogClient.traductor.ITranslator;

import es.gva.cit.catalogClient.traductor.Translator;

import es.gva.cit.gazetteer.GazetteerClient;

import es.gva.cit.gazetteer.querys.Feature;

import es.gva.cit.gazetteer.querys.Query;

import es.gva.cit.gazetteer.querys.ThesaurusName;

import es.gva.cit.gazetteer.ui.showResults.ShowResultsDialog;

import es.gva.cit.gazetteer.wfsg.parsers.WfsgDescribeFeatureTypeParser;

import java.awt.Cursor;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.Collection;

import javax.swing.BoxLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.event.TreeSelectionEvent;

import javax.swing.event.TreeSelectionListener;

/**

 * 

 * 

 * 

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

 */

public class SearchDialogPanel extends JPanel implements ActionListener, TreeSelectionListener {

//  It is needed to close the frame

/**

 * 

 * 

 */

    private JFrame parent;

//Panels

/**

 * 

 * 

 */

    protected JPanel ppalPanel = null;

/**

 * 

 * 

 */

    protected SearchUpperPanel upperPanel = null;

/**

 * 

 * 

 */

    protected SearchLowerPanel lowerPanel = null;

/**

 * 

 * 

 */

    protected JPanel buttonsPanel = null;

//Buttons

/**

 * 

 * 

 */

    private JButton searchButton = null;

/**

 * 

 * 

 */

    private JButton closeButton = null;

/**

 * 

 * 

 */

    private JButton cancelSearchesButton = null;

/**

 * 

 * 

 */

    private JButton sizeButton = null;

//Otros

/**

 * 

 * 

 */

    protected GazetteerClient client = null;

/**

 * 

 * 

 */

    protected Collection nodesRecords = new java.util.ArrayList();

/**

 * 

 * 

 */

    protected String attribute = null;

/**

 * 

 * 

 */

    protected boolean isMinimized = true;

/**

 * 

 * 

 */

    private ITranslator translator = null;

/**

 * 

 * 

 */

    private ThesaurusName currentThesaurus = null;

/**

 * 

 * 

 */

    private Collection searchThreads = null;

/**

 * This method initializes

 * 

 * 

 * @param client 

 * @param translator 

 */

    public  SearchDialogPanel(GazetteerClient client, ITranslator translator) {        

        super();

        searchThreads = new java.util.ArrayList();

        this.translator = translator;

        this.client = client;

        this.isMinimized = true;

        initialize();

    } 

/**

 * This method initializes this

 * 

 */

    private void initialize() {        

        ppalPanel = new JPanel();

        ppalPanel.setBounds(0, 0,625,330);

        ppalPanel.setLayout(new BoxLayout(ppalPanel, BoxLayout.Y_AXIS));

        ppalPanel.add(getUpperPanel(), null);

        ppalPanel.add(getLowerPanel(), null);

        ppalPanel.add(getButtonPanel(), null);

        add(ppalPanel);

        getLowerPanel().setVisible(false);

        setDefaultButtonListeners();

    } 

/**

 * It Gets the upperPanel

 * 

 * 

 * @return 

 */

    public SearchUpperPanel getUpperPanel() {        

       if (upperPanel == null){

            upperPanel = new SearchUpperPanel(translator,

                    client.getProtocol());  

        }

        return upperPanel;

    } 

/**

 * It Gets the lowePanel

 * 

 * 

 * @return 

 */

    public SearchLowerPanel getLowerPanel() {        

      if (lowerPanel == null){

           lowerPanel = new SearchLowerPanel(client.getLnkIGazetteerDriver().getVectorFeatures(),

                   translator,

                   client.getProtocol());  

           if (client.getProtocol().equals("IDEC"))

               lowerPanel.getJScrollThesaurus().setEnabled(false);

      }

      return lowerPanel;

    } 

/**

 * 

 * 

 * 

 * @param catCli 

 */

    public void setCatalogClient(GazetteerClient catCli) {        

        this.client = catCli;

    } 

/**

 * 

 * 

 * 

 * @return 

 */

    public JPanel getButtonPanel() {        

        if (buttonsPanel == null) {

            buttonsPanel = new JPanel(new FlowLayout());

            buttonsPanel.add(getSearchButton());

            buttonsPanel.add(getCancelSearchesButton());

            buttonsPanel.add(getCloseButton());

        }

        return buttonsPanel;

    } 

/**

 * 

 * 

 * 

 * @return 

 */

    public JButton getSearchButton() {        

        if (searchButton == null) {

            searchButton = new JButton(Translator.getText(translator,"searchButton"));

            searchButton.setPreferredSize(new Dimension(90, 25));

            searchButton.setActionCommand("search");

        }

        return searchButton;

    } 

/**

 * It gets the cancel searches button

 * 

 * 

 * @return 

 */

    public JButton getCancelSearchesButton() {        

        if (cancelSearchesButton == null) {

            cancelSearchesButton = new JButton(Translator.getText(translator,"cancelSearchButton"));

            cancelSearchesButton.setPreferredSize(new Dimension(90, 25));

         cancelSearchesButton.setActionCommand("cancel");

        }

        return cancelSearchesButton;

    } 

/**

 * 

 * 

 * 

 * @return 

 */

    public JButton getCloseButton() {        

        if (closeButton == null) {

            closeButton = new JButton(Translator.getText(translator,"close"));

            closeButton.setPreferredSize(new Dimension(90, 25));

            closeButton.setActionCommand("close");

        }

        return closeButton;

    } 

/**

 * It  gets the change size button

 * 

 * 

 * @return 

 */

    public JButton getSizeButton() {        

        if (sizeButton == null) {

            sizeButton = upperPanel.getSizeButton();

            sizeButton.setActionCommand("size");

        }

        return sizeButton;

    } 

/**

 * 

 * 

 * 

 * @return 

 */

    public ThesaurusName getFeatureSelected() {        

        //return (Feature) controlsPanel.getTipoList().getSelectedValue();

        return lowerPanel.getType();

    } 

/**

 * 

 * 

 */

    public void setDefaultButtonListeners() {        

        getSearchButton().addActionListener(this);

        getCloseButton().addActionListener(this);

        getSizeButton().addActionListener(this);

        getCancelSearchesButton().addActionListener(this);

        lowerPanel.getThesaurusList().addTreeSelectionListener(this);

    } 

/* (non-Javadoc)

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

     */

/**

 * 

 * 

 * 

 * @param e 

 */

    public void actionPerformed(ActionEvent e) {        

        //Buscar

        if (e.getActionCommand() == "search") {

            searchButtonActionPerformed();

        } 

        if (e.getActionCommand() == "close") {

            closeButtonActionPerformed();

        }

        if (e.getActionCommand() == "size") {

            sizeButtonActionPerformed();

        }   

        if (e.getActionCommand() == "cancel") {

            cancelSearchesButtonActionPerformed();

        }   

    } 

/**

 * 

 * 

 */

    protected void sizeButtonActionPerformed() {        

        if (isMinimized){

            parent.setSize(525,450);

            getLowerPanel().setVisible(true);

            getLowerPanel().repaint();

            getUpperPanel().setUpIcon();

            parent.setVisible(true);

        }else{

            parent.setSize(525,115);

            getLowerPanel().setVisible(false);

            getUpperPanel().setDownIcon();

        }

        isMinimized = !isMinimized;

    } 

/**

 * 

 * 

 */

    protected void searchButtonActionPerformed() {        

        if (client.getProtocol().equals("WFS")){

            if ((currentThesaurus == null) ||

                    (currentThesaurus.getName().equals("ThesaurusRoot"))){

                JOptionPane.showMessageDialog(

                        this,

                        Translator.getText(translator,"errorNotThesaurusSelected"),

                        "WFS",

                        JOptionPane.ERROR_MESSAGE

                        );

                return;

            }

       }  

       searchThread st =  new searchThread();

       searchThreads.add(st);   

       setCursor(new Cursor(Cursor.WAIT_CURSOR));       

    } 

/**

 * 

 * 

 */

    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));        

    } 

/**

 * 

 * 

 */

    protected void closeButtonActionPerformed() {        

        parent.setVisible(false);

    } 

/**

 * 

 * 

 * 

 * @return 

 */

    private Query doQuery() {        

        ThesaurusName[] thesaurus;

        if (client.getProtocol().equals("WFS-G")){

            thesaurus = lowerPanel.getAllTypes();

            currentThesaurus = thesaurus[0];

        }else{

            if (lowerPanel.getType() == null){

                thesaurus = null;

            }else{

                thesaurus = new ThesaurusName[1];

                thesaurus[0] = lowerPanel.getType();

            }

        }        

       Query query = client.createNewQuery();

       query.setName(upperPanel.getName());

       query.setNameFilter(lowerPanel.getConcordancia());

       query.setFeatures(thesaurus);

       query.setFieldAttribute(getFieldAttribute());

       query.setRecsByPage(lowerPanel.getNPaginas());

       query.setCoordinates(lowerPanel.getCoordenadas());

       query.setCoordinatesFilter(lowerPanel.getCoordenadasOpcion());

       query.setCoordinatesClicked(upperPanel.isRestrictAreaClicked());

       query.setGotoclicked(lowerPanel.isGoToClicked());

       query.setKeepOldClicked(lowerPanel.isKeepOldClicked());

       query.setMarkedPlaceClicked(lowerPanel.isMarkedPlaceClicked());

       query.setTranslator(translator);

       return query;

    } 

/**

 * It opens a window with a combo and returns a field attribute name

 * 

 * 

 * @return 

 */

    private String getFieldAttribute() {        

        if (!(client.getProtocol().equals("WFS")))

            return "geographicIdentifier";

        Object[] possibilities = new Object[currentThesaurus.getFields().length];

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

            possibilities[i] = currentThesaurus.getFields()[i].getName();

        String s = (String)JOptionPane.showInputDialog(

                            this,

                            Translator.getText(translator,"chooseAttribute"),

                            "WFS",

                            JOptionPane.PLAIN_MESSAGE,

                            null,

                            possibilities,

                            currentThesaurus.getFields()[0].getName());

        if ((s != null) && (s.length() > 0)) {

            attribute = s;

            return s;

        }

        return null;

    } 

/**

 * It returns the query that the user has selected

 * 

 */

    private void doSearch() {        

        nodesRecords = client.getFeature(client.getUrl(),

                doQuery());

        if (nodesRecords == null) {

            JOptionPane.showMessageDialog(this,

                    Translator.getText(translator,"errorGetRecords"),

                    "Error",

                JOptionPane.ERROR_MESSAGE);

        } 

    } 

/**

 * 

 * 

 */

    private void showResults() {        

        Feature[] features = client.getLnkIGazetteerDriver().parseFeatures((XMLNode)nodesRecords.toArray()[0],currentThesaurus,attribute);

        if (features.length == 0){

            JOptionPane.showMessageDialog(this,

                    Translator.getText(translator,"anyResult"),

                    Translator.getText(translator,"gazetteer_search"),

                    JOptionPane.INFORMATION_MESSAGE);

        }else{

            ShowResultsActionPerformed(features);

        }

    } 

/**

 * 

 * 

 * 

 * @param features 

 */

    protected void ShowResultsActionPerformed(Feature[] features) {        

        new ShowResultsDialog(client,

                features,

                lowerPanel.getNPaginas(),

                lowerPanel.isGoToClicked(),

                lowerPanel.isKeepOldClicked(),

                lowerPanel.isMarkedPlaceClicked());

    } 

/**

 * It loads the fields for the feature

 * 

 */

    private void loadCurrentFeature() {        

        if (client.getProtocol().equals("WFS-G"))

                return;

           Collection fields = client.getLnkIGazetteerDriver().describeFeatureType(client.getUrl(),

                currentThesaurus.getName());

        if (client.getProtocol().equals("WFS")){      

                new WfsgDescribeFeatureTypeParser().parse((XMLNode)fields.toArray()[0],currentThesaurus);

        }

    } 

/**

 * 

 * 

 * 

 * @param e 

 */

    public void valueChanged(TreeSelectionEvent e) {        

        if (currentThesaurus == null){

            currentThesaurus = getFeatureSelected();

            loadCurrentFeature();

       }else{

            ThesaurusName feature = getFeatureSelected();

            if (!(currentThesaurus.equals(feature))){

               if (feature != null){

                   currentThesaurus = feature;

                   loadCurrentFeature();

               }

            }

        }

    } 

/**

 * 

 * 

 * 

 * @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();

    } 

/**

 * 

 * 

 */

    public void run() {        

            doSearch();

            if ((nodesRecords != null) && (nodesRecords.size() > 0)) {

                showResults();

            }

            searchThreads.remove(this);

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

                setCursor(new Cursor(Cursor.DEFAULT_CURSOR));       

            }

    } 

 }

 }