LayerListPopup.java

// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.gui.dialogs;

import static org.openstreetmap.josm.tools.I18n.tr;

import java.awt.Component;
import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPopupMenu;

import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.gui.layer.Layer;
import org.openstreetmap.josm.tools.ImageProvider;

/**
 * Popup menu handler for the layer list.
 */
public class LayerListPopup extends JPopupMenu {

    public final static class InfoAction extends AbstractAction {
        private final Layer layer;
        public InfoAction(Layer layer) {
            super(tr("Info"), ImageProvider.get("info"));
            this.layer = layer;
        }
        public void actionPerformed(ActionEvent e) {
            JOptionPane.showMessageDialog(
                    Main.parent,
                    layer.getInfoComponent(),
                    tr("Information about layer"),
                    JOptionPane.INFORMATION_MESSAGE
            );
        }
    }

    public LayerListPopup(final JList layers, final Layer layer) {
        for (Component c : layer.getMenuEntries()) {
            add(c);
        }
    }
}