Application: gvSIG desktop

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

 *

 * Copyright (C) 2005 IVER T.I. 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 Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.gui.beans.swing.cellrenderers;

import java.awt.Component;

import java.awt.FlowLayout;

import javax.swing.BorderFactory;

import javax.swing.JPanel;

import javax.swing.JTable;

import javax.swing.border.MatteBorder;

import javax.swing.table.DefaultTableCellRenderer;

import org.gvsig.gui.beans.swing.JIncrementalNumberField;

import org.gvsig.gui.beans.swing.ValidatingTextField;

import org.gvsig.gui.beans.swing.ValidatingTextField.Validator;

/**

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

 */

public class NumberTableCellRenderer extends DefaultTableCellRenderer {

        private JIncrementalNumberField txt;

        private boolean isBordered;

        private MatteBorder selectedBorder;

        private MatteBorder unselectedBorder;

        private boolean acceptsDoubles;

        public NumberTableCellRenderer(boolean bordered, boolean acceptsDoubles) {

                this.isBordered = bordered;

                this.acceptsDoubles = acceptsDoubles;

                setOpaque(true);

        }

        public JIncrementalNumberField getIncrementalNumberField() {

                return txt;

        }

        public Component getTableCellRendererComponent(JTable table, Object value,

                        boolean isSelected, boolean hasFocus, int row, int column) {

                if (value == null)

                        return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);

                if (isBordered) {

                        if (isSelected) {

                                if (selectedBorder == null) {

                                        selectedBorder = BorderFactory.createMatteBorder(2, 5, 2,

                                                        5, table.getSelectionBackground());

                                }

                                setBorder(selectedBorder);

                        } else {

                                if (unselectedBorder == null) {

                                        unselectedBorder = BorderFactory.createMatteBorder(2, 5, 2,

                                                        5, table.getBackground());

                                }

                                setBorder(unselectedBorder);

                        }

                }

                try {

                        JPanel content = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));

                        content.setBackground(table.getBackground());

                        Validator valid = acceptsDoubles ? ValidatingTextField.DOUBLE_VALIDATOR : ValidatingTextField.INTEGER_VALIDATOR;

                        txt = new JIncrementalNumberField("", 6,valid, ValidatingTextField.NUMBER_CLEANER, 0, 80, 1);

                        if (acceptsDoubles) {

                                txt.setDouble(((Double) value).doubleValue());

                        } else {

                                txt.setInteger(((Integer) value).intValue());

                        }

                        txt.setBackground(table.getBackground());

                        // TODO figure out a way to know the cell's width to fit in the editor

//                        txt.setPreferredSize(new Dimension(

//                                        table.getColumnModel().getColumn(column).getPreferredWidth(),

//                                        table.getRowHeight()));

                        content.add(txt);

                        return content;

                } catch (ClassCastException ccEx) {

                        throw new RuntimeException("Trying to use a numeric cell renderer with a non-numeric datatype");

                }

        }

}