Export.java

/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org

This file is part of Gephi.

Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

Gephi 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with Gephi.  If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.desktop.io.export;

import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import org.gephi.desktop.io.export.spi.ExporterClassUI;
import org.gephi.project.api.ProjectController;
import org.gephi.project.api.Workspace;
import org.gephi.project.api.WorkspaceListener;
import org.openide.util.HelpCtx;
import org.openide.util.Lookup;
import org.openide.util.NbBundle;
import org.openide.util.actions.CallableSystemAction;

/**
 *
 * @author Mathieu Bastian
 */
public class Export extends CallableSystemAction {

    private JMenu menu;

    public Export() {
        menu = new JMenu(NbBundle.getMessage(Export.class, "CTL_Export"));

        Lookup.getDefault().lookup(ProjectController.class).addWorkspaceListener(new WorkspaceListener() {

            public void initialize(Workspace workspace) {
            }

            public void select(Workspace workspace) {
                menu.setEnabled(true);
            }

            public void unselect(Workspace workspace) {
            }

            public void close(Workspace workspace) {
            }

            public void disable() {
                menu.setEnabled(false);
            }
        });
        boolean enabled = Lookup.getDefault().lookup(ProjectController.class).getCurrentWorkspace()!=null;
        menu.setEnabled(enabled);
    }

    @Override
    public void performAction() {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    @Override
    public String getName() {
        return "export";
    }

    @Override
    public HelpCtx getHelpCtx() {
        return null;
    }

    @Override
    public JMenuItem getMenuPresenter() {
        for (final ExporterClassUI ui : Lookup.getDefault().lookupAll(ExporterClassUI.class)) {
            String menuName = ui.getName();
            JMenuItem menuItem = new JMenuItem(new AbstractAction(menuName) {

                public void actionPerformed(ActionEvent e) {
                    ui.action();
                }
            });
            menu.add(menuItem);
            menuItem.setEnabled(ui.isEnable());
        }
        return menu;
    }
}