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):

* 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 javax.swing.ButtonGroup;

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.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{

        protected DefaultSwingInstallerManager swingInstallerManager = null;

        private JRadioButton fileRadioButton;

        private ButtonGroup buttonGroup;

    private JPanel northPanel;

    private FileTextField selectFileText;

    private JRadioButton standardRadionButton;

    public SelectBundlesPanel() {

                super();

                swingInstallerManager = (DefaultSwingInstallerManager)SwingInstallerLocator.getSwingInstallerManager();

                initComponents();

                initListeners();

                standardRadionButton.setSelected(true);

        }

    private void initListeners() {

                standardRadionButton.addItemListener(this);

                fileRadioButton.addItemListener(this);

                Object obj = selectFileText.getComponent(0);

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

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

                }

        }

        private void initComponents() {

             java.awt.GridBagConstraints gridBagConstraints;

         northPanel = new JPanel();

         standardRadionButton = new JRadioButton();

         fileRadioButton = new JRadioButton();

         selectFileText = new FileTextField();

         buttonGroup = new ButtonGroup();

         buttonGroup.add(standardRadionButton);

         buttonGroup.add(fileRadioButton);

         setLayout(new BorderLayout());

         northPanel.setLayout(new GridBagLayout());

         standardRadionButton.setText(swingInstallerManager.getText("standard_installation"));

         gridBagConstraints = new GridBagConstraints();

         gridBagConstraints.anchor = GridBagConstraints.WEST;

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

         northPanel.add(standardRadionButton, 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);

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

    }

        public void itemStateChanged(ItemEvent e) {

                selectFileText.setEnabled(fileRadioButton.isSelected());        

                checkNextButtonEnabled();

        }

        protected File getSelectedFile(){

                return selectFileText.getSelectedFile();

        }

        protected boolean isStandardSelected(){

                return standardRadionButton.isSelected();

        }

        protected boolean isNextButtonEnabled(){

                if (isStandardSelected()){

                    return true;

            }

            File file = selectFileText.getSelectedFile();

            if (file == null){

                    return false;

            }

                return file.exists();

        }

    protected void checkNextButtonEnabled(){

    }

        public void changedUpdate(DocumentEvent e) {

                checkNextButtonEnabled();                

        }

        public void insertUpdate(DocumentEvent e) {

                checkNextButtonEnabled();                        

        }

        public void removeUpdate(DocumentEvent e) {

                checkNextButtonEnabled();                        

        }   

}