Application: gvSIG desktop

/* 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.

 *

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 IVER T.I. S.A.   {{Task}}

 */

package org.gvsig.fmap.dal.serverexplorer.filesystem.swing;

import java.awt.BorderLayout;

import java.awt.Window;

import java.awt.event.ActionEvent;

import javax.swing.JFrame;

import org.cresques.cts.IProjection;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.app.addlayer.AddLayerDialog;

import org.gvsig.app.prepareAction.PrepareContext;

import org.gvsig.app.prepareAction.PrepareContextView;

import org.gvsig.fmap.dal.DataStoreParameters;

import org.gvsig.fmap.dal.DataTypes;

import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemStoreParameters;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.fmap.mapcontrol.swing.dynobject.DynObjectEditor;

import org.gvsig.tools.dynobject.DynField;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException;

import org.gvsig.tools.library.impl.DefaultLibrariesInitializer;

import org.gvsig.tools.service.ServiceException;

/**

 * @author jmvivo

 * 

 */

public class FilesystemExplorerAddLayerWizardPanel extends

    FilesystemExplorerWizardPanel {

    private static final long serialVersionUID = -5054057255129168139L;

    private static final Logger LOG = LoggerFactory

        .getLogger(FilesystemExplorerAddLayerWizardPanel.class);

    private PrepareContext prepareContext;

    @Override

    public void execute() {

        if (this.getMapCtrl() == null) {

            throw new IllegalArgumentException("MapControl need");

        }

        String layerName;

        for (DataStoreParameters params : this.getParameters()) {

            IProjection proj = null;

            proj = this.getMapCtrl().getProjection();

            // Buscamos por el parametro de la proyeccion

            // que sean obligatorios y est?n a null

            // y le ponemos la proyeccion de la vista

            DynField[] fields = params.getDynClass().getDynFields();

            for (DynField field : fields) {

                if (field.getType() == DataTypes.CRS && field.isMandatory()) {

                    if (params.getDynValue(field.getName()) == null) {

                        params.setDynValue(field.getName(), proj);

                    }

                }

            }

            layerName =

                ((FilesystemStoreParameters) params).getFile().getName();

            this.doAddLayer(this.getMapCtrl(), layerName, params);

        }

    }

    @Override

    public void actionPerformed(ActionEvent e) {

        String command = e.getActionCommand();

        FilesystemStoreListModel model =

            (FilesystemStoreListModel) getFileList().getModel();

        if (command == EDIT_COMMAND) {

            DynObject dynObject =

                model.getDynObjectAt(getFileList().getSelectedIndex());

            // For store parameters with a CRS field, add the current view

            // CRS as default value when null.

            try {

                IProjection projection =

                    (IProjection) dynObject.getDynValue("CRS");

                if (projection == null) {

                    projection = getDefaultProjection();

                    dynObject.setDynValue("CRS", projection);

                }

            } catch (DynFieldNotFoundException e1) {

                LOG.debug("Loading a store whose parameters "

                    + "don't have a CRS field");

            }

            try {

                DynObjectEditor editor = new DynObjectEditor(dynObject);

                editor.editObject(true);

                this.loadParamsList(dynObject);

            } catch (ServiceException ex) {

                LOG.error(

                    "Error creating a Swing component for the DynObject: "

                        + dynObject, ex);

            }

        } else {

            super.actionPerformed(e);

        }

    }

    /**

     * @return

     */

    private IProjection getDefaultProjection() {

        return getMapCtrl().getViewPort().getProjection();

    }

    public static void main(String[] args) {

        try {

            new DefaultLibrariesInitializer().fullInitialize();

            JFrame frame = new JFrame();

            AddLayerDialog addLayerDlg = new AddLayerDialog();

            FilesystemExplorerAddLayerWizardPanel wizardPanel =

                new FilesystemExplorerAddLayerWizardPanel();

            addLayerDlg.addWizardTab("File", wizardPanel);

            wizardPanel.initWizard();

            frame.setLayout(new BorderLayout());

            frame.add(addLayerDlg);

            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

            frame.setBounds(10, 10, 400, 400);

            frame.setVisible(true);

        } catch (Exception e) {

            e.printStackTrace();

            System.exit(-1);

            return;

        }

    }

    @Override

    protected PrepareContext getPrepareDataStoreContext() {

        if (this.prepareContext == null) {

            this.prepareContext = new PrepareContextView() {

                public Window getOwnerWindow() {

                    return null;

                }

                public MapControl getMapControl() {

                    return FilesystemExplorerAddLayerWizardPanel.this

                        .getMapCtrl();

                }

                                public IProjection getViewProjection() {

                                        return getMapControl().getProjection();

                                }

            };

        }

        return this.prepareContext;

    }

}