Application: gvSIG desktop » gvSIG tools: ToolBox

package es.unex.sextante.gui.settings;

import info.clearthought.layout.TableLayout;

import info.clearthought.layout.TableLayoutConstants;

import java.awt.Cursor;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.net.URL;

import java.util.HashMap;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JSeparator;

import javax.swing.SwingConstants;

import es.unex.sextante.core.GeoAlgorithm;

import es.unex.sextante.core.Sextante;

import es.unex.sextante.gui.algorithm.FileSelectionPanel;

import es.unex.sextante.gui.core.SextanteGUI;

import es.unex.sextante.gui.saga.SagaAlgorithmProvider;

import es.unex.sextante.gui.saga.SagaExecutionException;

import es.unex.sextante.gui.saga.SagaUtils;

public class SextanteSagaSettingsPanel

extends

SettingPanel {

        private JCheckBox          jActivateCheckBox;

        private JCheckBox          jPortableCheckBox;

        private JLabel             jLabelSagaFolder;

        private FileSelectionPanel jSagaFolder;

        private JLabel             jLabelUpdate;

        private JButton            jButtonUpdate;

        @Override

        protected void initGUI() {

                final TableLayout thisLayout = new TableLayout(new double[][] {

                                { SextanteConfigurationDialog.SPACER_SMALL,

                                        TableLayoutConstants.FILL,

                                        TableLayoutConstants.FILL,

                                        SextanteConfigurationDialog.SPACER_SMALL},

                                        { SextanteConfigurationDialog.SPACER_SMALL,

                                                TableLayoutConstants.MINIMUM, // row 1

                                                TableLayoutConstants.MINIMUM, // row 2

                                                TableLayoutConstants.MINIMUM, // row 3

                                                TableLayoutConstants.MINIMUM, // row 4

                                                TableLayoutConstants.MINIMUM, // row 5

                                                TableLayoutConstants.MINIMUM, // row 6

                                                TableLayoutConstants.FILL,

                                                TableLayoutConstants.MINIMUM, // row 8

                                                SextanteConfigurationDialog.SPACER_SMALL } });

                thisLayout.setHGap(5);

                thisLayout.setVGap(5);

                this.setLayout(thisLayout);

                jActivateCheckBox = new JCheckBox(Sextante.getText("ActivateProvider") + " SAGA GIS");

                final String sActivate = SextanteGUI.getSettingParameterValue(SextanteSagaSettings.SAGA_ACTIVATE);

                final boolean bActivate = Boolean.parseBoolean(sActivate);

                jActivateCheckBox.setSelected(bActivate);

                this.add(jActivateCheckBox, "1, 1");

                this.add(new JSeparator(SwingConstants.HORIZONTAL), "1, 2, 2, 2");

                /* ----------------------------------------------------------- */

                jPortableCheckBox = new JCheckBox(Sextante.getText("Portable"));

                final String sActivatePortable = SextanteGUI.getSettingParameterValue(SextanteSagaSettings.SAGA_PORTABLE);

                final boolean bActivatePortable = Boolean.parseBoolean(sActivatePortable);

                jPortableCheckBox.setEnabled(bActivate);

                jPortableCheckBox.setSelected(bActivatePortable);

                this.add(jPortableCheckBox, "1, 3");

                jLabelSagaFolder = new JLabel();

                jLabelSagaFolder.setEnabled(bActivate);

                if (bActivatePortable == true) {

                        jLabelSagaFolder.setEnabled(false);

                }

                this.add(jLabelSagaFolder, "1, 4");

                jLabelSagaFolder.setText(Sextante.getText("Saga_folder"));

                jSagaFolder = new FileSelectionPanel(true, true, (String[]) null, Sextante.getText("selector_choose_folder"));

                jSagaFolder.getTextField().setEnabled(bActivate);

                jSagaFolder.getButton().setEnabled(bActivate);

                if (bActivatePortable == true) {

                        jSagaFolder.getTextField().setEnabled(false);

                        jSagaFolder.getButton().setEnabled(false);

                }

                final String sFolder = SextanteGUI.getSettingParameterValue(SextanteSagaSettings.SAGA_FOLDER);

                jSagaFolder.setFilepath(sFolder);

                this.add(jSagaFolder, "2, 4");

                this.add(new JSeparator(SwingConstants.HORIZONTAL), "1, 5, 2, 5");

                /* ----------------------------------------------------------- */

                jLabelUpdate = new JLabel();

                jLabelUpdate.setText( Sextante.getText("update_library") );

                jLabelUpdate.setEnabled(bActivate);

                this.add(jLabelUpdate, "1, 6");

                jButtonUpdate = new JButton(Sextante.getText("load_SAGA_modules"));

                jButtonUpdate.setEnabled(bActivate);

                this.add(jButtonUpdate, "2, 6");

                /* add provider logo and URL */

                final URL res = getClass().getClassLoader().getResource("images/logo_saga.png");

                if (res != null) {

                        final ImageIcon logo = new ImageIcon(res);

                        JLabel logoLabel = new JLabel(logo);

                        logoLabel.setIconTextGap(4);

                        logoLabel.setVerticalTextPosition(SwingConstants.BOTTOM);

                        logoLabel.setText("<html><i><a href=http://www.saga-gis.org/>http://www.saga-gis.org/</a></i></html>");

                        this.add(logoLabel,"1, 8, 2, 8");

                }

                /**********************************/

                /** Action listeners for widgets **/

                /**********************************/

                jActivateCheckBox.addActionListener(new ActionListener() {

                        public void actionPerformed(final ActionEvent arg0) {

                                setCursor(new Cursor(Cursor.WAIT_CURSOR));

                                SextanteGUI.setSettingParameterValue(SextanteSagaSettings.SAGA_ACTIVATE,

                                                new Boolean(jActivateCheckBox.isSelected()).toString());

                                SextanteGUI.updateAlgorithmProvider(SagaAlgorithmProvider.class);

                                /* toggle remaining widgets on or off */

                                boolean active = jActivateCheckBox.isSelected();

                                jPortableCheckBox.setEnabled(active);

                                jLabelSagaFolder.setEnabled(active);

                                jSagaFolder.getTextField().setEnabled(active);

                                jSagaFolder.getButton().setEnabled(active);

                                jLabelUpdate.setEnabled(active);

                                jButtonUpdate.setEnabled(active);

                                jActivateCheckBox.getParent().repaint();

                                active = jPortableCheckBox.isSelected();

                                if ( active == true ) {

                                        jLabelSagaFolder.setEnabled(false);

                                        jSagaFolder.getTextField().setEnabled(false);

                                        jSagaFolder.getButton().setEnabled(false);

                                }

                                setCursor(new Cursor(Cursor.DEFAULT_CURSOR));

                        }

                });

                jPortableCheckBox.addActionListener(new ActionListener() {

                        public void actionPerformed(final ActionEvent arg0) {

                                setCursor(new Cursor(Cursor.WAIT_CURSOR));

                                SextanteGUI.setSettingParameterValue(SextanteSagaSettings.SAGA_PORTABLE,

                                                new Boolean(jPortableCheckBox.isSelected()).toString());

                                //Set portable SAGA bin dir

                                SextanteGUI.checkDir ( Sextante.PORTABLE_SAGA_FOLDER, true, "SAGA GIS" );

                                String sPath = new String (SextanteGUI.getSextanteInstallPath() + File.separator +

                                                Sextante.PORTABLE_SAGA_FOLDER);

                                SextanteGUI.setSettingParameterValue(SextanteSagaSettings.SAGA_FOLDER, sPath);

                                jSagaFolder.setFilepath(sPath);

                                //Activate/deactivate the remaining widgets on this page

                                final boolean active = jPortableCheckBox.isSelected();

                                if ( active == true ) {

                                        jLabelSagaFolder.setEnabled(false);

                                        jSagaFolder.getTextField().setEnabled(false);

                                        jSagaFolder.getButton().setEnabled(false);

                                } else {

                                        jLabelSagaFolder.setEnabled(true);

                                        jSagaFolder.getTextField().setEnabled(true);

                                        jSagaFolder.getButton().setEnabled(true);

                                }

                                setCursor(new Cursor(Cursor.DEFAULT_CURSOR));

                        }

                });

                jButtonUpdate.addActionListener(new ActionListener() {

                        public void actionPerformed(final ActionEvent arg0) {

                                SextanteGUI.setSettingParameterValue(SextanteSagaSettings.SAGA_FOLDER, jSagaFolder.getFilepath());

                                setupSaga();

                        }

                });

        }

        protected void setupSaga() {

                try {

                        this.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));

                        SagaUtils.installSaga();

                        SextanteGUI.updateAlgorithmProvider(SagaAlgorithmProvider.class);

                        final HashMap<String, GeoAlgorithm> algs = Sextante.getAlgorithms().get("SAGA");

                        int iNumAlgs = 0;

                        if (algs != null) {

                                iNumAlgs = algs.size();

                        }

                        this.setCursor(Cursor.getDefaultCursor());

                        JOptionPane.showMessageDialog(null, Sextante.getText("SagaAlgorithmsLoaded") + " " + iNumAlgs + ".",

                                        Sextante.getText("SAGA"), JOptionPane.INFORMATION_MESSAGE);

                }

                catch (final SagaExecutionException e) {

                        e.printStackTrace();

                        JOptionPane.showMessageDialog(null, Sextante.getText("ErrorInstallingSaga"), Sextante.getText("SAGA"),

                                        JOptionPane.ERROR_MESSAGE);

                }

        }

        @Override

        public HashMap<String, String> getValues() {

                final HashMap<String, String> map = new HashMap<String, String>();

                map.put(SextanteSagaSettings.SAGA_ACTIVATE, new Boolean(jActivateCheckBox.isSelected()).toString());

                map.put(SextanteSagaSettings.SAGA_PORTABLE, new Boolean(jPortableCheckBox.isSelected()).toString());

                final String path = jSagaFolder.getFilepath();

                if (path != null) {

                        map.put(SextanteSagaSettings.SAGA_FOLDER, path);

                }

                return map;

        }

}