| gvSIG desktop 1

/* 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.app.extension;

import java.util.List;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.ui.mdiManager.IWindow;

import org.gvsig.app.project.documents.table.TableDocument.TableLink;

import org.gvsig.app.project.documents.table.gui.FeatureTableDocumentPanel;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.FeatureStore;

/**

 * DOCUMENT ME!

 * 

 * @author Vicente Caballero Navarro

 */

public class TableEditStartExtension extends AbstractTableEditExtension {

        public void initialize() {

                super.initialize();

                IconThemeHelper.registerIcon("action", "table-start-editing", this);

        }

    /**

     * @see org.gvsig.andami.plugins.IExtension#execute(java.lang.String)

     */

    public void execute(String actionCommand) {

        if ("table-start-editing".equals(actionCommand)) {

            try {

                table.getModel().getStore().edit(FeatureStore.MODE_FULLEDIT);

            } catch (DataException e) {

                e.printStackTrace();

            }

        }

    }

    /**

     * @see org.gvsig.andami.plugins.IExtension#isEnabled()

     */

    public boolean isEnabled() {

        IWindow v = PluginServices.getMDIManager().getActiveWindow();

        if (v == null) {

            return false;

        }

        if (v instanceof FeatureTableDocumentPanel) {

            FeatureTableDocumentPanel t = (FeatureTableDocumentPanel) v;

            FeatureStore fs = t.getModel().getStore();

            // FJP:

            // Si est? linkada, por ahora no dejamos editar

            // TODO: Esto evita la edici?n en un sentido, pero no en el otro

            // Hay que permitir la edici?n, pero evitar que toquen el/los

            // campos de uni?n. Para eso tendremos que a?adir alguna funci?n

            // que indique si un campo est? involucrado en alguna uni?n, o

            // quiz?s algo m?s gen?rico, algo que permita bloquear campos

            // para que no se puedan editar.

            List<TableLink> links = t.getModel().getLinks();

            if (links != null && links.size() > 0) {

                return false;

            }

            return fs.allowWrite();

        }

        return false;

    }

    /**

     * @see org.gvsig.andami.plugins.IExtension#isVisible()

     */

    public boolean isVisible() {

        IWindow v = PluginServices.getMDIManager().getActiveWindow();

        if (v == null) {

            return false;

        }

        if (v instanceof FeatureTableDocumentPanel

            && !((FeatureTableDocumentPanel) v).getModel().getStore()

                .isEditing()

            && ((FeatureTableDocumentPanel) v).getModel().getAssociatedLayer() == null) {

            table = (FeatureTableDocumentPanel) v;

            return true;

        }

        return false;

    }

}