Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.editing.clipboard;

import java.awt.Component;

import java.util.List;

import java.util.prefs.Preferences;

import javax.swing.JOptionPane;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.andami.IconThemeHelper;

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.ApplicationLocator;

import org.gvsig.app.gui.preferencespage.GridPage;

import org.gvsig.app.project.documents.view.ViewDocument;

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

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

import org.gvsig.editing.clipboard.util.FeatureTextUtils;

import org.gvsig.editing.gui.cad.CADTool;

import org.gvsig.editing.gui.tokenmarker.ConsoleToken;

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

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

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

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

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.i18n.Messages;

import org.gvsig.utils.console.jedit.KeywordMap;

import org.gvsig.utils.console.jedit.Token;

public class CopyFeaturesToClipboardExtension extends Extension {

    private static Logger logger = LoggerFactory.getLogger(

                    CopyFeaturesToClipboardExtension.class);

        public void initialize() {

                IconThemeHelper.registerIcon("action", "layer-modify-clipboard-copy", this);

        }

        public void execute(String actionCommand) {

                if (actionCommand.compareToIgnoreCase("layer-modify-clipboard-copy") != 0) {

                        return;

                }

                IWindow actw = actWin();

                if (actw instanceof IView) {

                        IView vw = (IView) actw;

                        FLayer[] act_lyr = vw.getMapControl().getMapContext().getLayers().getActives();

                        if (act_lyr == null || act_lyr.length != 1

                                        || !(act_lyr[0] instanceof FLyrVect)) {

                        } else {

                                FLyrVect vect = (FLyrVect) act_lyr[0];

                                FeatureSelection sele = null;

                                FeatureStore fsto = null;

                                try {

                                        fsto = vect.getFeatureStore();

                                        sele = (FeatureSelection) fsto.getSelection();

                                        StringBuilder strb = FeatureTextUtils.toString(

                                                        sele, fsto.getDefaultFeatureType());

                                        /*

                                         * Put selected features in clipboard.

                                         */

                                        PluginServices.putInClipboard(strb.toString());

                                        JOptionPane.showMessageDialog(

                                                        ApplicationLocator.getManager().getRootComponent(),

                                                        Messages.getText("_Number_of_features_copied_to_clipboard")

                                                        + ":   " + sele.getSize() + "    ",

                                                        Messages.getText("_Copy_selected_features_to_clipboard"),

                                                        JOptionPane.INFORMATION_MESSAGE);

                                } catch (DataException e) {

                                        logger.error("While getting store and selection. ", e);

                                }

                        }

                }                

        }

        public boolean isEnabled() {

                /*

                 * It's enabled if there is exactly one vector layer in the active view

                 * and it has a selection 

                 */

                IWindow actw = actWin();

                if (actw instanceof IView) {

                        IView vw = (IView) actw;

                        FLayer[] act_lyr = vw.getMapControl().getMapContext().getLayers().getActives();

                        if (act_lyr == null || act_lyr.length != 1

                                        || !(act_lyr[0] instanceof FLyrVect)) {

                                return false;

                        } else {

                                FLyrVect vect = (FLyrVect) act_lyr[0];

                                FeatureSelection sele = null;

                                long sele_count = 0;

                                try {

                                        sele = (FeatureSelection) vect.getFeatureStore().getSelection();

                                        sele_count = sele.getSize(); 

                                } catch (DataException e) {

                                        logger.error("While getting store. ", e);

                                        return false;

                                }

                                return sele_count > 0;

                        }

                } else {

                        return false;

                }

        }

        public boolean isVisible() {

                return actWin() instanceof IView;

        }

        /**

         * Gets active window

         * @return

         */

        private IWindow actWin() {

                return ApplicationLocator.getManager().getActiveWindow();

        }

}