plugins/diagram/org.eclipse.papyrus.sysml.diagram.common/src-common-gmf/org/eclipse/papyrus/gmf/diagram/common/provider/DiagramEditorUtil.java

/*****************************************************************************
 * Copyright (c) 2011 CEA LIST.
 *
 * 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:
 *
 *		CEA LIST - Initial API and implementation
 *
 *****************************************************************************/
package org.eclipse.papyrus.gmf.diagram.common.provider;

import java.util.List;

import org.eclipse.gef.EditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart;
import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart;

/**
 * Non diagram-specific class generated by GMF Tooling.
 */
public class DiagramEditorUtil {

	public static void selectElementsInDiagram(IDiagramWorkbenchPart diagramPart, List<EditPart> editParts) {
		diagramPart.getDiagramGraphicalViewer().deselectAll();

		EditPart firstPrimary = null;
		for (EditPart nextPart : editParts) {
			diagramPart.getDiagramGraphicalViewer().appendSelection(nextPart);
			if (firstPrimary == null && nextPart instanceof IPrimaryEditPart) {
				firstPrimary = nextPart;
			}
		}

		if (!editParts.isEmpty()) {
			diagramPart.getDiagramGraphicalViewer().reveal(firstPrimary != null ? firstPrimary : (EditPart) editParts.get(0));
		}
	}
}