tests/org.eclipse.graphiti.testtool.sketch/src/org/eclipse/graphiti/testtool/sketch/features/SendToBackFeature.java

/*********************************************************************
* Copyright (c) 2005, 2019 SAP SE
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* Contributors:
*    SAP SE - initial API, implementation and documentation
*
* SPDX-License-Identifier: EPL-2.0
**********************************************************************/
package org.eclipse.graphiti.testtool.sketch.features;

import java.util.List;

import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICustomContext;
import org.eclipse.graphiti.features.custom.AbstractCustomFeature;
import org.eclipse.graphiti.mm.pictograms.ContainerShape;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.mm.pictograms.Shape;
import org.eclipse.graphiti.services.Graphiti;

/**
 * The Class BackgroundColorFeature.
 */
public class SendToBackFeature extends AbstractCustomFeature {

	private static final String NAME = "Send to back";

	private static final String DESCRIPTION = "Send to the back";

	/**
	 * The Constructor.
	 * 
	 * @param fp
	 *            the fp
	 */
	public SendToBackFeature(IFeatureProvider fp) {
		super(fp);
	}

	@Override
	public String getDescription() {
		return DESCRIPTION;
	}

	@Override
	public String getName() {
		return NAME;
	}

	@Override
	public boolean canExecute(ICustomContext context) {
		boolean ret = false;
		PictogramElement[] pes = context.getPictogramElements();
		if (pes != null && pes.length == 1) {
			PictogramElement pe = pes[0];
			if (pe instanceof Shape) {
				Shape shape = (Shape) pe;
				ContainerShape containerShape = shape.getContainer();
				if (containerShape != null) {
					List<Shape> childList = containerShape.getChildren();
					if (childList.size() > 1 && childList.indexOf(shape) > 0) {
						return true;
					}
				}
			}
		}
		return ret;
	}

	public void execute(ICustomContext context) {
		PictogramElement[] pes = context.getPictogramElements();
		if (pes != null && pes.length == 1) {
			PictogramElement pe = pes[0];
			if (pe instanceof Shape) {
				Shape shape = (Shape) pe;
				ContainerShape containerShape = shape.getContainer();
				List<Shape> childList = containerShape.getChildren();
				if (childList.size() > 1 && childList.indexOf(shape) > 0) {
					Graphiti.getPeService().sendToBack(shape);
				}
			}
		}
	}
}