Application: gvSIG desktop

/* 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):

 * 2009 Prodevelop S.L. main development

 */

package org.gvsig.oracle.gui;

import java.awt.Dimension;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.List;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import org.gvsig.andami.PluginServices;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.serverexplorer.db.DBServerExplorerParameters;

import org.gvsig.geodb.SingleVectorialDBConnectionExtension;

import org.gvsig.geodb.vectorialdb.wizard.MyExplorer;

import org.gvsig.geodb.vectorialdb.wizard.VectorialDBConnectionParamsDialog;

/**

 * This dialog lets the user choose an available connection (explorer).

 * 

 * @author jldominguez, vsanjaime

 * 

 */

public class ConnectionChooserPanel extends JPanel implements ActionListener {

        private static final long serialVersionUID = 1L;

        private JLabel chooseConnLabel = null;

        public JComboBox availableConnectionsComboBox = null;

        private JButton jdbcButton = null;

        private boolean okPressed = false;

        /**

         * This method initializes

         * 

         */

        public ConnectionChooserPanel() {

                super();

                initialize();

        }

        /**

         * is ok button pressed

         * 

         * @return

         */

        public boolean isOkPressed() {

                return okPressed;

        }

        /**

         * Action Performed event

         */

        public void actionPerformed(ActionEvent arg0) {

                // button new jdbc connection (explorer)

                if (arg0.getSource() == jdbcButton) {

                        MyExplorer selExp = addNewConnection();

                        if (selExp != null) {

                                reloadCombo(selExp);

                                availableConnectionsComboBox.setSelectedItem(selExp);

                        }

                }

        }

        /**

         * Create a explorer parameters with name of selected explorer

         * 

         * @return

         */

        public MyExplorer getSelectedServerExplorer() {

                Object obj = availableConnectionsComboBox.getSelectedItem();

                if (obj == null || obj instanceof String) {

                        return null;

                }

                return (MyExplorer) obj;

        }

        /**

         * reload combo with oracle spatial explorers availables

         */

        private void reloadCombo() {

                availableConnectionsComboBox.removeAllItems();

                // TODO reload all availables exploreres

                DataManager dataManager = DALLocator.getDataManager();

                List<String> names = dataManager.getStoreProviders();

                if (availableConnectionsComboBox.getModel().getSize() > 0) {

                        availableConnectionsComboBox.setSelectedIndex(0);

                }

        }

        /**

         * reload combo with oracle spatial explorers availables

         */

        private void reloadCombo(MyExplorer selExp) {

                if (selExp != null) {

                        availableConnectionsComboBox.addItem(selExp);

                        availableConnectionsComboBox.setSelectedItem(selExp);

                }

        }

        /**

         * This method initializes this

         * 

         */

        private void initialize() {

                setLayout(new GridBagLayout());

                this.setMinimumSize(new Dimension(395, 89));

                // label choose connection

                GridBagConstraints gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridwidth = 2;

                gridBagConstraints.gridy = 0;

                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new java.awt.Insets(5, 30, 5, 10);

                chooseConnLabel = new JLabel();

                chooseConnLabel

                                .setText(PluginServices.getText(this, "list_connection"));

                this.add(chooseConnLabel, gridBagConstraints);

                // combo connections

                availableConnectionsComboBox = new JComboBox();

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new java.awt.Insets(0, 30, 5, 10);

                this.add(availableConnectionsComboBox, gridBagConstraints);

                // button

                jdbcButton = new JButton();

                jdbcButton.addActionListener(this);

                jdbcButton.setMinimumSize(new Dimension(20, 20));

                jdbcButton.setToolTipText(PluginServices

                                .getText(this, "add_connection"));

                jdbcButton.setBounds(new java.awt.Rectangle(381 - 26, 15, 26, 21));

                String _file = createResourceUrl("images/jdbc.png").getFile();

                jdbcButton.setIcon(new ImageIcon(_file));

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.insets = new java.awt.Insets(0, 0, 5, 10);

                this.add(jdbcButton, gridBagConstraints);

                reloadCombo();

        }

        /**

         * show connection error message

         * 

         * @param _msg

         */

        private void showConnectionErrorMessage(String _msg) {

                String msg = (_msg.length() > 300) ? "" : (": " + _msg);

                String title = PluginServices.getText(this, "connection_error");

                JOptionPane.showMessageDialog(this, title + msg, title,

                                JOptionPane.ERROR_MESSAGE);

        }

        /**

         * show panel to define new connection and build the explorer

         * 

         * @return

         */

        private MyExplorer addNewConnection() {

                MyExplorer myExplorer = new MyExplorer();

                DBServerExplorerParameters resp = null;

                VectorialDBConnectionParamsDialog newco = new VectorialDBConnectionParamsDialog();

                newco.showDialog();

                if (newco.isOkPressed()) {

                        try {

                                resp = newco.getParameters();

                        } catch (Exception e) {

                                showConnectionErrorMessage(e.getMessage());

                                return null;

                        }

                        SingleVectorialDBConnectionExtension.saveAllToPersistence();

                        myExplorer.setDbExplorerParameters(resp);

                        myExplorer.setName(newco.getConnectionName());

                        return myExplorer;

                } else {

                        return null;

                }

        }

        /**

         * Create resource url

         * 

         * @param path

         * @return

         */

        private java.net.URL createResourceUrl(String path) {

                return getClass().getClassLoader().getResource(path);

        }

}