| gvSIG desktop 1

/* 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}   {Task}

 */

package org.gvsig.installer.swing.impl.execution.panel;

import java.awt.BorderLayout;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import java.io.File;

import java.net.MalformedURLException;

import java.net.URL;

import java.util.List;

import javax.swing.ButtonGroup;

import javax.swing.JComboBox;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JTextField;

import javax.swing.event.DocumentEvent;

import javax.swing.event.DocumentListener;

import org.gvsig.gui.beans.openfile.FileFilter;

import org.gvsig.gui.beans.openfile.FileTextField;

import org.gvsig.installer.swing.api.SwingInstallerLocator;

import org.gvsig.installer.swing.impl.DefaultSwingInstallerManager;

/**

 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera Llodr&aacute;</a>

 */

public class SelectBundlesPanel extends JPanel implements ItemListener,

                DocumentListener {

        /**

     * 

     */

        private static final long serialVersionUID = -6580729307001414868L;

        protected DefaultSwingInstallerManager swingInstallerManager = null;

        private JRadioButton fileRadioButton;

        private ButtonGroup buttonGroup;

        private JPanel northPanel;

        private FileTextField selectFileText;

        private JRadioButton standardRadioButton;

        private JComboBox downloadURL;

        private JRadioButton urlRadioButton;

        private final List<URL> defaultDownloadURL;

        public SelectBundlesPanel(List<URL> defaultDownloadURL) {

                super();

                this.defaultDownloadURL = defaultDownloadURL;

                swingInstallerManager = (DefaultSwingInstallerManager) SwingInstallerLocator

                                .getSwingInstallerManager();

                initComponents();

                initListeners();

                // Standard installation mode is selected by default

                standardRadioButton.setSelected(true);

        }

        private void initListeners() {

                standardRadioButton.addItemListener(this);

                fileRadioButton.addItemListener(this);

                urlRadioButton.addItemListener(this);

                Object obj = selectFileText.getComponent(0);

                if ((obj != null) && (obj instanceof JTextField)) {

                        ((JTextField) obj).getDocument().addDocumentListener(this);

                }

                // urlText.getDocument().addDocumentListener(this);

        }

        private void initComponents() {

                java.awt.GridBagConstraints gridBagConstraints;

                northPanel = new JPanel();

                standardRadioButton = new JRadioButton();

                fileRadioButton = new JRadioButton();

                urlRadioButton = new JRadioButton();

                selectFileText = new FileTextField();

                selectFileText.setFileFilter(new FileFilter() {

                        private String packageExt = swingInstallerManager

                                        .getInstallerManager().getDefaultPackageFileExtension();

                        private String packageSetExt = swingInstallerManager

                                        .getInstallerManager().getDefaultPackageSetFileExtension();

                        private String indexSetExt = swingInstallerManager

                                        .getInstallerManager().getDefaultIndexSetFileExtension();

                        @Override

                        public String getDescription() {

                                return "gvSIG packages and package and index sets (*."

                                                + packageExt + ", *." + packageSetExt + ", *."

                                                + indexSetExt + ")";

                        }

                        @Override

                        public boolean accept(File file) {

                                if (file.isFile()) {

                                        String name = file.getName().toLowerCase();

                                        return name.endsWith(packageExt)

                                                        || name.endsWith(packageSetExt)

                                                        || name.endsWith(indexSetExt);

                                }

                                return true;

                        }

                        @Override

                        public String getDefaultExtension() {

                                return packageSetExt;

                        }

                });

                downloadURL = new JComboBox();

                downloadURL.setEditable(true);

                if (defaultDownloadURL != null) {

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

                                downloadURL.addItem(defaultDownloadURL.get(i));

                        }

                }

                buttonGroup = new ButtonGroup();

                buttonGroup.add(standardRadioButton);

                buttonGroup.add(fileRadioButton);

                buttonGroup.add(urlRadioButton);

                setLayout(new BorderLayout());

                northPanel.setLayout(new GridBagLayout());

                standardRadioButton.setText(swingInstallerManager

                                .getText("_standard_installation"));

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                northPanel.add(standardRadioButton, gridBagConstraints);

                fileRadioButton.setText(swingInstallerManager

                                .getText("_installation_from_file"));

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                northPanel.add(fileRadioButton, gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 2;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(2, 20, 2, 2);

                northPanel.add(selectFileText, gridBagConstraints);

                urlRadioButton.setText(swingInstallerManager

                                .getText("_installation_from_url"));

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 3;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                northPanel.add(urlRadioButton, gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 4;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(2, 20, 2, 2);

                northPanel.add(downloadURL, gridBagConstraints);

                add(northPanel, java.awt.BorderLayout.NORTH);

        }

        public void itemStateChanged(ItemEvent e) {

                selectFileText.setEnabled(fileRadioButton.isSelected());

                checkNextButtonEnabled();

        }

        protected File getSelectedFile() {

                return selectFileText.getSelectedFile();

        }

        protected URL getSelectedURL() throws MalformedURLException {

                if (downloadURL.getSelectedItem() instanceof URL) {

                        return (URL) downloadURL.getSelectedItem();

                }

                return new URL(downloadURL.getSelectedItem().toString());

        }

        protected boolean isStandardSelected() {

                return standardRadioButton.isSelected();

        }

        protected boolean isFileSelected() {

                return fileRadioButton.isSelected();

        }

        protected boolean isURLSelected() {

                return urlRadioButton.isSelected();

        }

        protected boolean isNextButtonEnabled() {

                if (isStandardSelected()) {

                        return true;

                }

                if (isFileSelected()) {

                        File file = selectFileText.getSelectedFile();

                        if (file == null) {

                                return false;

                        }

                        return file.exists();

                }

                if (isURLSelected()) {

                        try {

                                getSelectedURL();

                                return true;

                        } catch (MalformedURLException e) {

                                return false;

                        }

                }

                return false;

        }

        protected void checkNextButtonEnabled() {

        }

        public void changedUpdate(DocumentEvent e) {

                checkNextButtonEnabled();

        }

        public void insertUpdate(DocumentEvent e) {

                checkNextButtonEnabled();

        }

        public void removeUpdate(DocumentEvent e) {

                checkNextButtonEnabled();

        }

}