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.

 */

package org.gvsig.gui.beans.datainput;

import java.awt.ComponentOrientation;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.KeyListener;

import javax.swing.JLabel;

import javax.swing.JPanel;

/**

 * Campo de texto que controla el contenido de datos del componente y solo

 * dispara un evento cuando realmente ha cambiado su valor. Contiene un

 * label para ponerle un nombre.<p>

 * 

 * <b>RECOMENDABLE:</b> Usar JFormattedTextFields<p>

 * 

 * Ejemplo de Sun:<br>

 * &nbsp;&nbsp;<a href="http://java.sun.com/docs/books/tutorial/uiswing/examples/components/FormatterFactoryDemoProject/src/components/FormatterFactoryDemo.java">FormatterFactoryDemo.java</a>

 * 

 * @version 06/09/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class DataInputContainer extends JPanel {

        private static final long serialVersionUID = 7084105134015956663L;

        private JLabel          jLabel                = null;

        private DataInputField  dataInputField        = null;

        private int             maximumFractionDigits = 3;

        /**

         * This is the default constructor

         */

        public DataInputContainer(int maximumFractionDigits) {

                this.maximumFractionDigits = maximumFractionDigits;

                initialize();

        }

        /**

         * This is the default constructor

         */

        public DataInputContainer() {

                initialize();

        }

        /**

         * This method initializes this

         * @return void

         */

        private void initialize() {

                setLayout(new GridBagLayout());

                GridBagConstraints gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.insets = new Insets(0, 0, 0, 0);

                add(getLText(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                add(getDataInputField(), gridBagConstraints);

        }

        private JLabel getLText() {

                if (jLabel == null) {

                        jLabel = new JLabel();

                        jLabel.setText("JLabel");

                        jLabel.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);

                }

                return jLabel;

        }

        /**

         * Da nombre al campo de texto del componente.

         * @param text

         */

        public void setLabelText(String text){

                getLText().setText(text + ":");

        }

        /**

         * This method initializes jTextField

         *

         * @return javax.swing.JTextField

         */

        public DataInputField getDataInputField() {

                if (dataInputField == null) {

                        dataInputField = new DataInputField(maximumFractionDigits);

                }

                return dataInputField;

        }

        /**

         * Devuelve el valor del campo de texto.

         * @return

         */

        public String getValue() {

                return getDataInputField().getValue();

        }

        /**

         * Habilita o deshabilita el control

         * @param en

         */

        public void setControlEnabled(boolean en){

                getLText().setEnabled(en);

                getDataInputField().setControlEnabled(en);

        }

        /**

         * Asigna el valor al campo de texto.

         * @return

         */

        public void setValue(String value) {

                getDataInputField().setValue(value);

        }

        /**

         * A?adir un listener a la lista de eventos

         * @param listener

         */

        public void addValueChangedListener(DataInputContainerListener listener) {

                getDataInputField().addValueChangedListener(listener);

        }

        /**

         * A?adir un listener a la lista de eventos

         * @param listener

         */

        public void addKeyListener(KeyListener listener) {

                getDataInputField().addKeyListener(listener);

        }

        /**

         * Borrar un listener de la lista de eventos

         * @param listener

         */

        public void removeValueChangedListener(DataInputContainerListener listener) {

                getDataInputField().removeValueChangedListener(listener);

        }

        /**

         * Borrar un listener de la lista de eventos

         * @param listener

         */

        public void removeKeyListener(KeyListener listener) {

                getDataInputField().removeKeyListener(listener);

        }

}