Aplicación gvSIG con fines educativos » Interfaz de usuario

/* 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.educa.thematicmap.app.editor;

import javax.swing.SwingUtilities;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.messages.NotificationManager;

import org.gvsig.andami.plugins.Extension;

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

import org.gvsig.app.project.documents.view.gui.IView;

import org.gvsig.educa.thematicmap.app.viewer.ThematicMapDocument;

import org.gvsig.educa.thematicmap.app.viewer.ui.ThematicMapDocumentViewer;

import org.gvsig.educa.thematicmap.swing.ThematicMapSwingLocator;

import org.gvsig.educa.thematicmap.swing.ThematicMapSwingManager;

/**

 * Andami extension to update a Thematic Map from its source View.

 *

 * @author gvSIG Team

 * @version $Id$

 */

public class RegenerateThematicMapExtension extends Extension {

    private ThematicMapEditorManager editorManager;

    private ThematicMapSwingManager swingManager;

    public void initialize() {

        // Do nothing

    }

    @Override

    public void postInitialize() {

        editorManager = ThematicMapEditorLocator.getManager();

        swingManager = ThematicMapSwingLocator.getSwingManager();

    }

    public void execute(String actionCommand) {

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

        final ThematicMapDocument tmDocument = getRelatedThematicMap(window);

        SwingUtilities.invokeLater(new Runnable() {

            public void run() {

                try {

                    editorManager.regenerateThematicMap(tmDocument, null, true);

                } catch (Exception ex) {

                    NotificationManager.addError(swingManager

                        .getTranslation("problems_regeneration_thematic_map"),

                        ex);

                }

            }

        });

    }

    /** {@inheridDoc} */

    public boolean isEnabled() {

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

        ThematicMapDocument thMap = getRelatedThematicMap(window);

        return thMap != null && thMap.getSourceView() != null;

    }

    /** {@inheridDoc} */

    public boolean isVisible() {

        // it's a Thematic Map view

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

        return window instanceof ThematicMapDocumentViewer

            || window instanceof IView;

    }

    /**

     * <p>

     * Returns related thematic map of a window

     * </p>

     *

     * @param window

     * @return

     */

    private ThematicMapDocument getRelatedThematicMap(IWindow window) {

        if (editorManager == null) {

            // initialization process not finished yet

            return null;

        }

        if (window instanceof IView) {

            return editorManager.getThematicMapDocumentByView(((IView) window)

                .getViewDocument());

        } else

            if (window instanceof ThematicMapDocumentViewer) {

                return ((ThematicMapDocumentViewer) window)

                    .getThematicMapDocument();

            }

        return null;

    }

}