/* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2004, Refractions Research Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the Refractions BSD
* License v1.0 (http://udig.refractions.net/files/bsd3-v10.html).
*/
package org.locationtech.udig.project.ui.internal.dragdrop;
import java.util.Collection;
import org.locationtech.udig.project.internal.Layer;
import org.locationtech.udig.project.internal.commands.AddLayersCommand;
import org.locationtech.udig.project.internal.commands.DeleteLayersCommand;
import org.locationtech.udig.ui.IDropAction;
import org.eclipse.core.runtime.IProgressMonitor;
/**
* Moves layers from one map to another when destination is a layer.
* @author Jesse
* @since 1.1.0
*/
public class MoveLayerDropActionLayer extends IDropAction {
public MoveLayerDropActionLayer() {
}
@Override
public boolean accept() {
return MoveLayerDropAction.toLayer(this)!=null &&
MoveLayerDropAction.toLayer(this).getMap()!=((Layer) getDestination()).getMap();
}
@Override
public void perform( IProgressMonitor monitor ) {
Collection<Layer> layers = MoveLayerDropAction.toCollection(getData());
Layer layer=(Layer) getDestination();
layer.getMap().sendCommandASync(new AddLayersCommand(layers, layer.getZorder()));
layers.iterator().next().getMap().sendCommandASync(new DeleteLayersCommand(layers.toArray(new Layer[0])));
}
}