| gvSIG desktop 1

/* 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.slidertext;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import javax.swing.JPanel;

import javax.swing.JSlider;

import javax.swing.JTextField;

import org.gvsig.gui.beans.BaseComponent;

import org.gvsig.gui.beans.slidertext.listeners.SliderTextListener;

/**

 * Barra de deslizamiento con una ventana de texto que tiene el valor de la posici?n de

 * la barra. En este control podr? controlarse mediante la entrada de datos por la caja de

 * texto la posibilidad de introducir valores decimales.

 *  

 * Nacho Brodin (brodin_ign@gva.es)

 */

public class SliderTextContainer extends BaseComponent{

        private int         MARGIN = 8;

        private int         WTEXT = 50;

        private JPanel pSlider = null;

        private JPanel pText = null;

        private JSlider slider = null;

        private JTextField text = null;

        private int        width = 260;

        private int        height = 35;

        private int min = 0;

        private int max = 255;

        private int defaultPos = 0;

        private SliderTextListener listener = null;

        /**

         * Contructor

         * @param width Ancho del componente

         * @param height Alto del componente

         * @param min Valor m?nimo de la barra

         * @param max Valor m?ximo de la barra

         * @param defaultPos Posici?n por defecto 

         */

        public SliderTextContainer(int width, int height, int min, int max, int defaultPos) {

                super();

                this.width = width;

                this.height = height;

                this.min = min;

                this.max = max;

                this.defaultPos = defaultPos;

                initialize();

        }

        /**

         * This method initializes this

         * 

         */

        private void initialize() {

                listener = new SliderTextListener(this);

        GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

        gridBagConstraints1.gridx = 1;

        gridBagConstraints1.gridy = 0;

        GridBagConstraints gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.gridx = 0;

        gridBagConstraints.gridy = 0;

        this.setLayout(new GridBagLayout());

        this.add(getPSlider(), gridBagConstraints);

        this.add(getPText(), gridBagConstraints1);

        this.setBorder(javax.swing.BorderFactory.createLineBorder(java.awt.Color.gray,1));

        setComponentSize(width, height);

        }

        /**

         * This method initializes jPanel        

         *         

         * @return javax.swing.JPanel        

         */

        private JPanel getPSlider() {

                if (pSlider == null) {

                        pSlider = new JPanel();

                        pSlider.add(getSlider(), null);

                }

                return pSlider;

        }

        /**

         * This method initializes jPanel1        

         *         

         * @return javax.swing.JPanel        

         */

        private JPanel getPText() {

                if (pText == null) {

                        pText = new JPanel();

                        pText.setPreferredSize(new java.awt.Dimension(WTEXT,35));

                        pText.add(getText(), null);

                }

                return pText;

        }

        /**

         * This method initializes jSlider        

         *         

         * @return javax.swing.JSlider        

         */

        public JSlider getSlider() {

                if (slider == null) {

                        slider = new JSlider();

                        slider.setMajorTickSpacing(50);

                        slider.setPaintTicks(true);

                        slider.setMinorTickSpacing(10);

                        slider.setMinimum(min);

                        slider.setMaximum(max);

                        slider.setValue(defaultPos);

                        slider.addChangeListener(listener);

                }

                return slider;

        }

        /**

         * This method initializes jTextField        

         *         

         * @return javax.swing.JTextField        

         */

        public JTextField getText() {

                if (text == null) {

                        text = new JTextField();

                        text.setText(defaultPos+"");

                        text.addFocusListener(listener);

                        text.addKeyListener(listener);

                }

                return text;

        }

        public void setComponentSize(int w, int h){

                this.width = w;

                this.height = h;

        this.setPreferredSize(new java.awt.Dimension(width, height));

                pSlider.setPreferredSize(new java.awt.Dimension(width - MARGIN - WTEXT, 27));

                pText.setPreferredSize(new java.awt.Dimension(WTEXT,35));

                slider.setPreferredSize(new java.awt.Dimension(width - WTEXT - MARGIN,27));

                text.setPreferredSize(new java.awt.Dimension(WTEXT - 10, 19));

        }

        /**

         * Obtiene el valor del control.

         * @return Valor del control en formato double.

         */

        public double getValue(){

                return Double.valueOf(getText().getText()).doubleValue();

        }

        /**

         * Asigna el valor del control.

         * @return Valor del control en formato double.

         */

        public void setValue(double value){

                getText().setText(String.valueOf(value));

                getSlider().setValue((int)value);

        }

}