Application: gvSIG desktop » gvSIG raster

/* 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.

* 

*/

package org.gvsig.raster.multifile.app.panel;

import java.awt.BorderLayout;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import javax.swing.DefaultListModel;

import javax.swing.JButton;

import javax.swing.JList;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.ListSelectionModel;

import org.gvsig.gui.beans.Messages;

/**

 * Panel que contiene la lista de ficheros cargados desde donde se leen las

 * bandas visualizadas. Contiene controles para a?adir y eliminar los ficheros,

 * as? como un control para seleccionar el n?mero de bandas a visualizar.

 * 

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class BandSelectorFileList extends JPanel {

        private static final long serialVersionUID = 3329020254004687818L;

        private JScrollPane       jScrollPane      = null;

        private JButton           addButton        = null;

        private JButton           delButton        = null;

        private JList             jList            = null;

        private DefaultListModel  listModel        = null;

        private JPanel            jPanel1          = null;

        /**

        * This is the default constructor

        */

        public BandSelectorFileList() {

                super();

                listModel = new DefaultListModel();

                initialize();

        }

        /**

         * Inicializaci?n de componentes gr?ficos

         *

         */

        private void initialize() {

                setLayout(new BorderLayout());

                add(getJScrollPane(), BorderLayout.CENTER);

                add(getButtonsPanel(), BorderLayout.EAST);

        }

        /**

         * This method initializes jScrollPane

         * 

         * @return javax.swing.JScrollPane

         */

        private JScrollPane getJScrollPane() {

                if (jScrollPane == null) {

                        jScrollPane = new JScrollPane();

                        jScrollPane.setViewportView(getJList());

                }

                return jScrollPane;

        }

        /**

         * Obtiene el bot?n de a?adir fichero

         * @return JButton

         */

        public JButton getJButtonAdd() {

                if (addButton == null) {

                        addButton = new JButton(Messages.getText("anadir"));

                        addButton.setPreferredSize(new java.awt.Dimension(80, 25));

                }

                return addButton;

        }

        /**

         * Obtiene el bot?n de eliminar fichero

         * @return JButton

         */

        public JButton getJButtonRemove() {

                if (delButton == null) {

                        delButton = new JButton(Messages.getText("eliminar"));

                        delButton.setPreferredSize(new java.awt.Dimension(80, 25));

                }

                return delButton;

        }

        /**

         * This method initializes jList

         * 

         * @return javax.swing.JList

         */

        public JList getJList() {

                if (jList == null) {

                        jList = new JList(listModel);

                        jList.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);

                        jList.setLayoutOrientation(JList.VERTICAL);

                }

                return jList;

        }

        /**

         * This method initializes jPanel1

         * 

         * @return javax.swing.JPanel

         */

        private JPanel getButtonsPanel() {

                if (jPanel1 == null) {

                        jPanel1 = new JPanel();

                        GridBagConstraints gbc = new GridBagConstraints();

                        gbc.insets = new Insets(0, 0, 3, 0);

                        gbc.weightx = 1.0;

                        jPanel1.setLayout(new GridBagLayout());

                        jPanel1.add(getJButtonAdd(), gbc);

                        gbc.gridy = 1;

                        jPanel1.add(getJButtonRemove(), gbc);

                }

                return jPanel1;

        }

        /**

         * A?ade el nombre de un fichero a la lista

         * @param fName

         */

        public void addFName(String fName) {

                listModel.addElement(fName);

        }

        /**

         * Elimina un fichero de la lista

         * @param fName

         */

        public void removeFName(String fName) {

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

                        if(((String)listModel.get(i)).endsWith(fName))

                                listModel.remove(i);

                }

        }

        /**

         * Elimina todos los ficheros de la lista

         */

        public void clear(){

                listModel.clear();

        }

        /**

         * Obtiene el n?mero de ficheros en la lista

         * @return

         */

        public int getNFiles() {

                return listModel.size();

        }

        /**

         * Obtiene el modelo de la lista

         * @return DefaultListModel

         */

        public DefaultListModel getModel() {

                return listModel;

        }

        /**

         * Activa y desactiva el control

         * @param enabled true para activar y false para desactivar

         */

        public void setEnabled(boolean enabled) {

                getJButtonAdd().setEnabled(enabled);

                getJButtonRemove().setEnabled(enabled);

                getJList().setEnabled(enabled);

                getJScrollPane().setEnabled(enabled);

        }

}