bundles/org.eclipse.e4.tools.emf.liveeditor/src/org/eclipse/e4/tools/emf/liveeditor/ModelProcessor.java

/*******************************************************************************
 * Copyright (c) 2010 - 2013 BestSolution.at and others.
 * 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:
 *     Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
 *     Lars Vogel <lars.vogel@gmail.com> - Bug 419723
 ******************************************************************************/
package org.eclipse.e4.tools.emf.liveeditor;

import java.util.List;

import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.commands.MCommand;
import org.eclipse.e4.ui.model.application.commands.MHandler;
import org.eclipse.e4.ui.model.application.commands.MKeyBinding;
import org.eclipse.e4.ui.model.application.descriptor.basic.MPartDescriptor;
import org.eclipse.e4.ui.workbench.modeling.EModelService;

public class ModelProcessor {

	@Execute
	public void process(MApplication application, EModelService modelService) {
		List<MCommand> commands = modelService.findElements(application,
				"e4.tooling.livemodel", MCommand.class, null);

		MCommand command = null;

		if (commands.size() == 0) {
			command = modelService.createModelElement(MCommand.class);
			command.setElementId("e4.tooling.livemodel");
			command.setCommandName("Show running app model");
			command.setDescription("Show the running application model");
			application.getCommands().add(command);
		} else {
			command = commands.get(0);
		}

		List<MHandler> handlers = modelService.findElements(application,
				"e4.tooling.livemodel.handler", MHandler.class, null);

		MHandler handler = null;

		if (handlers.size() == 0) {
			handler = modelService.createModelElement(MHandler.class);
			handler.setElementId("e4.tooling.livemodel.handler");
			handler.setContributionURI("bundleclass://org.eclipse.e4.tools.emf.liveeditor/org.eclipse.e4.tools.emf.liveeditor.OpenLiveDialogHandler");
			application.getHandlers().add(handler);
		} else {
			handler = handlers.get(0);
		}
		handler.setCommand(command);

		MKeyBinding binding = null;

		if (application.getBindingTables().size() > 0) {
			List<MKeyBinding> keyBindings = modelService.findElements(
					application, "e4.tooling.livemodel.binding",
					MKeyBinding.class, null);

			if (keyBindings.size() == 0) {
				binding = modelService.createModelElement(MKeyBinding.class);
				binding.setElementId("e4.tooling.livemodel.binding");
				binding.setKeySequence("ALT+SHIFT+F9");
				if (application.getBindingTables().size() > 0) {
					application.getBindingTables().get(0).getBindings()
							.add(binding);
				}
			} else {
				binding = keyBindings.get(0);
			}
			binding.setCommand(command);
		}

		MPartDescriptor descriptor = null;
		List<MPartDescriptor> descriptors = modelService.findElements(
				application, "org.eclipse.e4.tools.emf.liveeditor.view",
				MPartDescriptor.class, null);

		if (descriptors.size() == 0) {
			descriptor = modelService.createModelElement(MPartDescriptor.class);
			descriptor.setCategory("org.eclipse.e4.secondaryDataStack");
			descriptor.setElementId("org.eclipse.e4.tools.emf.liveeditor.view");
			descriptor.getTags().add("View");
			descriptor.getTags().add("categoryTag:General");

			descriptor.setLabel("Live Application Model");
			descriptor
					.setContributionURI("bundleclass://org.eclipse.e4.tools.emf.liveeditor/org.eclipse.e4.tools.emf.liveeditor.LivePartDelegator");
			descriptor
					.setContributorURI("bundleclass://org.eclipse.e4.tools.emf.liveeditor");
			descriptor
					.setIconURI("platform:/plugin/org.eclipse.e4.tools.emf.liveeditor/icons/full/obj16/application_lightning.png");
			application.getDescriptors().add(descriptor);
		}
	}

}