Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

         *

         * Copyright (C) 2006 Instituto de Desarrollo Regional and Generalitat Valenciana.

         *

         * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

         *

         * For more information, contact:

         *

         *  Generalitat Valenciana

         *   Conselleria d'Infraestructures i Transport

         *   Av. Blasco Iba?ez, 50

         *   46010 VALENCIA

         *   SPAIN

         *

         *      +34 963862235

         *   gvsig@gva.es

         *      www.gvsig.gva.es

         *

         *    or

         *

         *   Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)

         *   Campus Universitario s/n

         *   02071 Alabacete

         *   Spain

         *

         *   +34 967 599 200

         */

package org.gvsig.remotesensing.principalcomponents.gui;

import javax.swing.SwingUtilities;

import javax.swing.table.AbstractTableModel;

import com.iver.andami.PluginServices;

/**

 *  Clase que define el modelo de tabla contenida PrincipalComponentPanel.

 *  La tabla contiene dos columnas una con el identificador de la banda y otra

 *  con el check box para su seleccion

 *  

 * @author Alejandro Mu?oz Sanchez (alejandro.munoz@uclm.es)

 * @author Diego Guerrero Sevilla (diego.guerrero@uclm.es) 

 * @version 22/10/2007  

 */

public class BandTableFormat extends AbstractTableModel {

        private static final long serialVersionUID = 1L;

        private boolean DEBUG=true;

        private boolean multipleSelection= true;

        final String[] columnNames = {PluginServices.getText(this,"banda"), ""};

        Object[][] data = new Object[0][0];

         /**

     * @return numero de columnas

     */

        public int getColumnCount() {

        return columnNames.length;

    }

         /**

     * @return numero de filas

     */

    public int getRowCount() {

        return data.length;

    }

    /**

     * @param  numero de columna 

     * @return nombre de la columna correspondiente al indice que se pasa como par?metro  

     */

    public String getColumnName(int col) {

        return columnNames[col];

    }

    /**

     * @param colum

     * @param row        

     * @return valor de la celda de la tabla

     */

    public Object getValueAt(int row, int col) {

        return data[row][col];

    }

    /**

     * @return clase de la columna cuyo indice se pasa como parametro

     */

    public Class getColumnClass(int c) {

        return getValueAt(0, c).getClass();

    }

    /**

     * @return  true si los elementos de la columna son editables

     */

    public boolean isCellEditable(int row, int col) {

        if (col < 1) { 

            return false;

        } else {

            return true;

        }

    }

    /**

     * Asina el valor a la celda

     * @param value valor a asignar

     * @param row 

     * @param col

     */

    public void setValueAt(Object value, int row, int col) {

            if (DEBUG) {

           // Nothing

        }

            if(multipleSelection==false){

                    for (int i=0; i<data.length;i++)

                                data[i][1]=new Boolean(false);

                    fireTableDataChanged();

            }

        if (data[0][col] instanceof Integer) {

            try {

                data[row][col] = new Integer((String)value);

            } catch (NumberFormatException e) {

                if (SwingUtilities.isEventDispatchThread()) {

                } else {

                    System.err.println("User attempted to enter non-integer"

                                   + " value (" + value 

                                   + ") into an integer-only column.");

                }

            }

        } else {

            data[row][col] = value;

        }

    }

    /**

     * A?ade un elemento a la tabla

     * @param indetificador de la banda

     */

    public void addRow(String band, boolean active){

            Object[][] dataux=new Object [data.length+1][];

            // Objeto a a?adir

            Object [] newRow= {band, new Boolean(active)};

            for (int i=0; i<data.length; i++)

                    dataux[i]=data[i];

            dataux[data.length]=newRow;

            data=dataux;

    }

    /**

     * @return array con bandas seleccionadas a true

     */

    public boolean[] getSeleccionadas(){

            boolean a[]=new boolean[data.length];

            for (int i=0; i<data.length;i++)

                    if(data[i][1].equals(new Boolean(true)))

                            a[i]=true;

            return a;

    }

    /**

     * @return numero de bandas seleccionadas

     */

    public int getNumSelected(){

            int cont =0;

            for (int i=0;i<data.length;i++)

                     if(data[i][1].equals(new Boolean(true)))

                            cont++;

            return cont;

    }

    /**

     * Seleccion de todas las bandas de la tabla

     */

    public void seleccionarTodas(){

            for (int i=0;i<data.length;i++)

                            setValueAt(new Boolean(true), i, 1);         

    }

    /**

     *  No selecciona ninguna banda de la tabla

     */

    public void seleccionarNinguna(){

            for (int i=0;i<data.length;i++)

                            setValueAt(new Boolean(false), i, 1);

    }

    /**

     * Inicializaci?n de la tabla 

     */

    public void LimpiarLista(){

            data=new Object[0][0];        

    }

    /**

     * Asigna el titulo de la columna

     * */

    public void setColumnName(String newName){

            columnNames[0]= newName;

    }

    public void setMultipleSelection(boolean multipleSeleccion){

            this.multipleSelection=multipleSeleccion;

    }

    /**

     * @return indice de la primera fila seleccionada

     */

    public int getFirstSelected(){

            for (int i=0; i<data.length;i++)

                    if(data[i][1].equals(new Boolean(true)))

                            return i;

            return -1;

    }

}