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/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

/* CVS MESSAGES:

*

* $Id: BrowserControlPage.java 38564 2012-07-16 11:19:13Z jjdelcerro $

* $Log$

* Revision 1.3  2007-09-19 16:16:52  jaume

* removed unnecessary imports

*

* Revision 1.2  2007/01/10 18:28:58  jaume

* *** empty log message ***

*

* Revision 1.1  2007/01/10 16:55:04  jaume

* default browser now configurable in linux

*

*

*/

package org.gvsig.coreplugin.preferences.general;

import java.awt.FlowLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import javax.swing.ButtonGroup;

import javax.swing.ImageIcon;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JTextField;

import javax.swing.SwingConstants;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.preferences.AbstractPreferencePage;

import org.gvsig.andami.preferences.StoreException;

import org.gvsig.utils.BrowserControl;

import org.gvsig.utils.XMLEntity;

import org.gvsig.utils.swing.JComboBox;

/**

 * <p><b>Preference page</b> for system browser's properties.<br></p>

 *

 * <p>At the moment, this page will allow the <b>linux</b> users to select

 * a web browser and how to open it when the app needs to do such thing.<br>

 * For instance when following a link to a web page.<br></p>

 *

 * <p>This is the merely purpose of it, and it makes that this page has no

 * sense for windows users. That is why it does not appear in windows platforms.</p>

 *

 * <p>If you decide to extend this purpose, then you should enable it for those platforms

 * (or any) you want.</p>

 * TODO to know what about Mac platforms.

 * @author jaume dominguez faus - jaume.dominguez@iver.es

 *

 */

public class BrowserControlPage extends AbstractPreferencePage implements ActionListener{

        private static final String DEFAULT_BROWSER_KEY_NAME = "DefaultBrowser";

        private String id;

        private ImageIcon icon;

        private JRadioButton rdBtnSelectBrowser;

        private JRadioButton rdBtnSpecifyCommand;

        private JComboBox cmbBrowsers;

        private JTextField txtCustomCommand;

        private ArrayList supportedBrowsers = BrowserControl.getSupportedBrowsers();

        public BrowserControlPage() {

                super();

                id = this.getClass().getName();

                icon = PluginServices.getIconTheme().get("edit-setup-browsercontrol");

                setParentID(GeneralPage.id);

                JPanel aux;

                ButtonGroup group = new ButtonGroup();

                rdBtnSelectBrowser = new JRadioButton(PluginServices.getText(this, "options.general.browser.select_a_known_browser"));

                rdBtnSelectBrowser.addActionListener(this);

                aux = new JPanel(new FlowLayout(FlowLayout.LEADING));

                cmbBrowsers = new JComboBox(

                                (String[]) supportedBrowsers.toArray(new String[0]));

                aux.add(cmbBrowsers);

                addComponent(rdBtnSelectBrowser, aux);

                rdBtnSpecifyCommand = new JRadioButton(PluginServices.getText(this, "options.general.browser.specify_a_command"));

                rdBtnSpecifyCommand.setVerticalAlignment(SwingConstants.BOTTOM);

                rdBtnSpecifyCommand.addActionListener(this);

                aux = new JPanel(new FlowLayout(FlowLayout.LEADING));

                aux.add(txtCustomCommand = new JTextField(25));

                addComponent(rdBtnSpecifyCommand, aux);

                group.add(rdBtnSelectBrowser);

                group.add(rdBtnSpecifyCommand);

                actionPerformed(null);

        }

        public void storeValues() throws StoreException {

                String cmd =

                        rdBtnSelectBrowser.isSelected()

                        ? (String) cmbBrowsers.getSelectedItem()

                        : txtCustomCommand.getText();

                BrowserControl.setBrowserCommand(cmd);

                PluginServices ps = PluginServices.getPluginServices(this);

                XMLEntity xml = ps.getPersistentXML();

                xml.putProperty(DEFAULT_BROWSER_KEY_NAME, cmd);

        }

        public void setChangesApplied() {

                setChanged(false);

        }

        public String getID() {

                return id;

        }

        public String getTitle() {

                return PluginServices.getText(this, "browser");

        }

        public JPanel getPanel() {

                return this;

        }

        public void initializeValues() {

                PluginServices ps = PluginServices.getPluginServices(this);

                XMLEntity xml = ps.getPersistentXML();

                // Default Projection

                if (xml.contains(DEFAULT_BROWSER_KEY_NAME)) {

                        String cmd = xml.getStringProperty(DEFAULT_BROWSER_KEY_NAME);

                        boolean b = supportedBrowsers.contains(cmd);

                        if (b) {

                                cmbBrowsers.setSelectedItem(cmd);

                                cmbBrowsers.setEnabled(true);

                                txtCustomCommand.setEnabled(false);

                        } else {

                                txtCustomCommand.setText(cmd);

                                txtCustomCommand.setEnabled(true);

                                cmbBrowsers.setEnabled(false);

                        }

                        rdBtnSelectBrowser.setSelected(b);

                        rdBtnSpecifyCommand.setSelected(!b);

                } else {

                        initializeDefaults();

                }

        }

        public void initializeDefaults() {

                rdBtnSelectBrowser.setSelected(true);

                actionPerformed(null);

                cmbBrowsers.setSelectedItem(BrowserControl.FIREFOX);

        }

        public ImageIcon getIcon() {

                return icon;

        }

        public boolean isValueChanged() {

                return super.hasChanged();

        }

        public void actionPerformed(ActionEvent e) {

                if (rdBtnSelectBrowser.isSelected()) {

                        cmbBrowsers.setEnabled(true);

                        txtCustomCommand.setEnabled(false);

                } else if (rdBtnSpecifyCommand.isSelected()) {

                        txtCustomCommand.setEnabled(true);

                        cmbBrowsers.setEnabled(false);

                }

        }

}