bundles/core/org.eclipse.apogy.core.environment.earth.surface.ui/src/org/eclipse/apogy/core/environment/earth/surface/ui/parts/OtherLayersPart.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Pierre Allard,
 *     Regent L'Archeveque - initial API and implementation
 *     
 * SPDX-License-Identifier: EPL-1.0
 *******************************************************************************/
package org.eclipse.apogy.core.environment.earth.surface.ui.parts;

import java.util.HashMap;

import javax.inject.Inject;

import org.eclipse.apogy.common.emf.ui.parts.AbstractEObjectSelectionPart;
import org.eclipse.apogy.core.environment.earth.surface.ui.ApogyCoreEnvironmentSurfaceEarthUIRCPConstants;
import org.eclipse.apogy.core.environment.surface.Map;
import org.eclipse.apogy.core.environment.surface.ui.composites.OtherLayersComposite;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.workbench.modeling.EPartService;
import org.eclipse.e4.ui.workbench.modeling.ISelectionListener;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;

public class OtherLayersPart extends AbstractEObjectSelectionPart {
	@Inject
	protected EPartService ePartService;

	private OtherLayersComposite otherLayersComposite;

	@Override
	protected EObject getInitializeObject() {
		if (super.getInitializeObject() == null) {
			this.eObject = getInitialMap();
		}

		return this.eObject;
	}

	@Override
	protected void setCompositeContents(EObject eObject) {
		if (eObject instanceof Map) {
			Map map = (Map) eObject;
			this.otherLayersComposite.setMap(map);
		}
	}

	@Override
	protected void createContentComposite(Composite parent, int style) {

		this.otherLayersComposite = new OtherLayersComposite(parent, SWT.BORDER);
	}

	@Override
	protected HashMap<String, ISelectionListener> getSelectionProvidersIdsToSelectionListeners() {
		HashMap<String, ISelectionListener> map = new HashMap<>();

		map.put(ApogyCoreEnvironmentSurfaceEarthUIRCPConstants.PART__MAPS__ID, new ISelectionListener() {
			@Override
			public void selectionChanged(MPart part, Object selection) {
				if (selection instanceof Map) {
					Map map = (Map) selection;
					setEObject(map);
				}
			}
		});

		return map;
	}

	private Map getInitialMap() {
		Map map = null;
		MPart part = this.ePartService.findPart(ApogyCoreEnvironmentSurfaceEarthUIRCPConstants.PART__MAPS__ID);
		if (part != null && part.getObject() instanceof MapsPart) {
			MapsPart mapsPart = (MapsPart) part.getObject();
			map = mapsPart.getSelectedMap();
		}
		return map;
	}
}