Application: gvSIG desktop

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

 *

 * Copyright (C) 2006 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.rastertools.filter.ui;

import java.awt.BorderLayout;

import javax.swing.JPanel;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanel;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanelEvent;

import org.gvsig.gui.beans.buttonspanel.ButtonsPanelListener;

import org.gvsig.raster.RasterLibrary;

import com.iver.andami.PluginServices;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.andami.ui.mdiManager.IWindowListener;

import com.iver.andami.ui.mdiManager.WindowInfo;

import com.iver.cit.gvsig.fmap.layers.FLayer;

/**

 * Dialogo para los filtros de raster.

 *

 * @version 30/05/2007

 * @author Nacho Brodin <brodin_ign@gva.es>

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

 */

public class FilterDialog extends JPanel implements IWindow, IWindowListener, ButtonsPanelListener {

        private static final long serialVersionUID = 7152780112689637266L;

        private FilterPanel         filterPanel = null;

        private FLayer       lyr = null;

        /**

         * Controla si se ha presionado el boton aceptar para el cerrado de la ventana

         */

        private boolean      accepted = false;

        /**

         * Constructor

         * @param width Ancho del panel

         * @param height Alto del panel

         */

        public FilterDialog(FLayer layer, int width, int height) {

                this.lyr = layer;

                this.setSize(width, height);

                this.setLayout(new BorderLayout());

                this.add(getFilterPanel(), BorderLayout.CENTER);

                this.setLayer(lyr);

        }

        /**

         * Definir el layer a tratar para el filterPanel

         * @param layer

         */

        private void setLayer(FLayer layer) {

                getFilterPanel().setLayer(layer);

        }

        /**

         * Obtiene el panel de filtros

         * @return HistogramPanel

         */

        private FilterPanel getFilterPanel() {

                if (filterPanel == null) {

                        filterPanel = new FilterPanel(lyr);

                        filterPanel.addButtonPressedListener(this);

                }

                return filterPanel;

        }

        /**

         * @see com.iver.mdiApp.ui.MDIManager.View#getViewInfo()

         */

        public WindowInfo getWindowInfo() {

                WindowInfo m_viewinfo = new WindowInfo(WindowInfo.MODELESSDIALOG | WindowInfo.RESIZABLE | WindowInfo.MAXIMIZABLE);

                if (getFilterPanel().getLayer() != null)

                        m_viewinfo.setAdditionalInfo(getFilterPanel().getLayer().getName());

                m_viewinfo.setTitle(PluginServices.getText(this, "filtros"));

                m_viewinfo.setHeight(this.getHeight());

                m_viewinfo.setWidth(this.getWidth());

                return m_viewinfo;

        }

        /**

         * Acciones a ejecutar cuando se cancela

         */

        private void close() {

                try {

                        RasterLibrary.removeOnlyLayerNameListener(getFilterPanel());

                        PluginServices.getMDIManager().closeWindow(this);

                } catch (ArrayIndexOutOfBoundsException e) {

                        //Si la ventana no se puede eliminar no hacemos nada

                }

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.buttonspanel.ButtonsPanelListener#actionButtonPressed(org.gvsig.gui.beans.buttonspanel.ButtonsPanelEvent)

         */

        public void actionButtonPressed(ButtonsPanelEvent e) {

                // Restauramos la vista con los filtros originales antes de cualquier acci?n

                filterPanel.restoreFilters();

                // Al pulsar Aceptar o Aplicar se ejecuta el aceptar del panel

                if (e.getButton() == ButtonsPanel.BUTTON_APPLY || e.getButton() == ButtonsPanel.BUTTON_ACCEPT) {

                        filterPanel.accept();

                }

                // Al pulsar Cancelar la ventana se cierra y se refresca la vista

                if (e.getButton() == ButtonsPanel.BUTTON_CANCEL) {

                        filterPanel.cancel();

                        close();

                }

                // Al pulsar Aceptar simplemente la ventana se cierra

                if (e.getButton() == ButtonsPanel.BUTTON_ACCEPT) {

                        accepted = true;

                        close();

                }

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.ui.mdiManager.IWindowListener#windowClosed()

         */

        public void windowClosed() {

                if (!accepted) {

                        filterPanel.restoreFilters();

                        filterPanel.cancel();

                }

        }

        public void windowActivated() {}

}