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.util;

import java.awt.Component;

import java.awt.event.ActionListener;

import java.awt.event.KeyListener;

import java.awt.event.MouseListener;

import java.util.ArrayList;

import javax.swing.AbstractButton;

import javax.swing.JPanel;

import org.gvsig.raster.fmap.layers.DefaultFLyrRaster;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * Clase base para los paneles gr?ficos. 

 * 

 * 17/07/2008

 * @author Nacho Brodin nachobrodin@gmail.com

 */

public abstract class BasePanel extends JPanel {

        private static final long    serialVersionUID         = -8877600252349334979L;

        private boolean                     enableValueChangedEvent  = true;

        public static final int      KEYLISTENER              = 0;

        public static final int      ACTIONLISTENER           = 1;

        public static final int      MOUSELISTENER            = 2;

        private static final Logger  logger                   = LoggerFactory.getLogger(DefaultFLyrRaster.class);

        /**

         * Obtiene una instancia de una clase generica que hereda de BasePanel

         * @return BasePanel

         */

        public static BasePanel getInstance() {

                return new GenericBasePanel();

        }

        /**

         * Obtiene la traducci?n de la cadena de texto

         * @param parent Ventana padre

         * @param text Cadena a traducir

         * @return Cadena de texto traducida

         */

        public String getText(Object parent, String key) {

                 if (key == null)

                    return null;

                String translation = org.gvsig.i18n.Messages.getText(key, false);

                if (translation != null)

                    return translation;

                else {

                    logger.debug("Can't find translation for ''{1}''.", key);

                    return key;

                }

        }

        /**

         * Obtiene la traducci?n de la cadena de texto

         * @param text Cadena a traducir

         * @return Cadena de texto traducida

         */

        public String getText(String text) {

                return getText(this, text);

        }

        /**

         * Asigna el valor para la activaci?n y desactivaci?n del evento de cambio de valor en

         * las cajas de texto.

         * @param enableValueChangedEvent

         */

        public void setEnableValueChangedEvent(boolean enableValueChangedEvent) {

                this.enableValueChangedEvent = enableValueChangedEvent;

        }

        /**

         * Obtiene el valor para la activaci?n y desactivaci?n del evento de cambio de valor en

         * las cajas de texto.

         * @param enableValueChangedEvent

         */

        public boolean isEnableValueChangedEvent() {

                return this.enableValueChangedEvent;

        }

        /**

         * Obtiene la lista de componentes del panel. Si dentro tiene alg?n BasePanel

         * consulta la lista de componentes de este y la devuelve.

         * @return

         */

        public ArrayList getComponentList() {

                ArrayList listComp = new ArrayList();

                for (int i = 0; i < this.getComponentCount(); i++) {

                        if(getComponent(i) instanceof BasePanel) {

                                ArrayList list = ((BasePanel)getComponent(i)).getComponentList();

                                for (int j = 0; j < list.size(); j++) 

                                        listComp.add(list.get(j));

                        } else

                                listComp.add(getComponent(i));

                }

                return listComp;

        }

        /**

         * Registra un listener en todos los componentes contenidos en este panel.

         * @param type Tipo de listener definido por las variables est?ticas en esta clase

         * @param listener Objeto listener del tipo correcto

         */

        public void registerListener(int type, Object listener) {

                ArrayList listComp = getComponentList();

                if(type == KEYLISTENER) {

                        if(listener instanceof KeyListener) {

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

                                        if(listComp.get(i) instanceof Component)

                                                ((Component)listComp.get(i)).addKeyListener((KeyListener)listener);

                        }

                }

                if(type == ACTIONLISTENER) {

                        if(listener instanceof ActionListener) {

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

                                        if(listComp.get(i) instanceof AbstractButton)

                                                ((AbstractButton)listComp.get(i)).addActionListener((ActionListener)listener);

                        }

                }

                if(type == MOUSELISTENER) {

                        if(listener instanceof MouseListener) {

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

                                        if(listComp.get(i) instanceof Component)

                                                ((Component)listComp.get(i)).addMouseListener((MouseListener)listener);

                        }

                }

        }

        /**

         * Traducci?n centralizada de los componentes de una panel

         */

        protected abstract void translate();

        /**

         * Acciones de inicializaci?n

         */

        protected abstract void init();

}