bundles/examples/org.eclipse.apogy.examples.robotic_arm.ui/src/org/eclipse/apogy/examples/robotic_arm/ui/parts/RoboticArmExampleDashboardPart.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
 *
<<<<<<< HEAD
 * Contributors:
 *     Pierre Allard - initial API and implementation
 *     Regent L'Archeveque
 * 
=======
 * Contributors:  
 *     Pierre Allard,
 *     Regent L'Archeveque  - initial API and implementation
 *
>>>>>>> refs/heads/eclipse_pa
 * SPDX-License-Identifier: EPL-1.0
 *******************************************************************************/
package org.eclipse.apogy.examples.robotic_arm.ui.parts;

import org.eclipse.apogy.core.invocator.InvocatorSession;
import org.eclipse.apogy.core.invocator.ui.parts.AbstractSessionBasedPart;
import org.eclipse.apogy.examples.robotic_arm.ApogyExamplesRoboticArmFacade;
import org.eclipse.apogy.examples.robotic_arm.ApogyExamplesRoboticArmPackage;
import org.eclipse.apogy.examples.robotic_arm.ui.composites.RoboticArmControlComposite;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.impl.AdapterImpl;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;

public class RoboticArmExampleDashboardPart extends AbstractSessionBasedPart {
	private RoboticArmControlComposite roboticArmControlComposite;

	private Adapter activeRoboticArmAdapter;

	@Override
	protected void newInvocatorSession(InvocatorSession invocatorSession) {
		if (invocatorSession != null) {
			this.roboticArmControlComposite.setRoboticArm(ApogyExamplesRoboticArmFacade.INSTANCE.getActiveRoboticArm());
		} else {
			this.roboticArmControlComposite.setRoboticArm(null);
		}
	}

	@Override
	public void userPostConstruct(MPart mPart) {
		ApogyExamplesRoboticArmFacade.INSTANCE.eAdapters().add(getActiveRoboticArmAdapter());
	}

	@Override
	public void userPreDestroy(MPart mPart) {
		ApogyExamplesRoboticArmFacade.INSTANCE.eAdapters().remove(getActiveRoboticArmAdapter());
	}

	@Override
	protected void createContentComposite(Composite parent, int style) {
		parent.setLayout(new FillLayout());
		this.roboticArmControlComposite = new RoboticArmControlComposite(parent, SWT.BORDER);
		this.roboticArmControlComposite.setRoboticArm(ApogyExamplesRoboticArmFacade.INSTANCE.getActiveRoboticArm());
	}

	protected Adapter getActiveRoboticArmAdapter() {
		if (this.activeRoboticArmAdapter == null) {
			this.activeRoboticArmAdapter = new AdapterImpl() {
				@Override
				public void notifyChanged(Notification msg) {
					if (msg.getNotifier() instanceof ApogyExamplesRoboticArmFacade) {
						int featureID = msg.getFeatureID(ApogyExamplesRoboticArmFacade.class);
						switch (featureID) {
						case ApogyExamplesRoboticArmPackage.APOGY_EXAMPLES_ROBOTIC_ARM_FACADE__ACTIVE_ROBOTIC_ARM:

							if (RoboticArmExampleDashboardPart.this.roboticArmControlComposite != null
									&& !RoboticArmExampleDashboardPart.this.roboticArmControlComposite.isDisposed()) {
								// This needs to be done on the UI thread.
								RoboticArmExampleDashboardPart.this.roboticArmControlComposite.getDisplay()
										.asyncExec(new Runnable() {

											@Override
											public void run() {
												RoboticArmExampleDashboardPart.this.roboticArmControlComposite
														.setRoboticArm(ApogyExamplesRoboticArmFacade.INSTANCE
																.getActiveRoboticArm());
											}
										});
							}
							break;

						default:
							break;
						}
					}
				}
			};
		}
		return this.activeRoboticArmAdapter;
	}
}