eclipse-tools/emf-graphical-viewer/plugins/org.eclipse.app4mc.emf.viewer.plantuml/src/org/eclipse/app4mc/emf/viewer/plantuml/handlers/CopyContentsHandler.java

/**
 ********************************************************************************
 * Copyright (c) 2017-2020 Robert Bosch GmbH.
 * 
 * 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/
 * 
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *     Robert Bosch GmbH - initial API and implementation
 ********************************************************************************
 */

package org.eclipse.app4mc.emf.viewer.plantuml.handlers;

import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.util.Iterator;

import javax.inject.Named;

import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.services.IServiceConstants;
import org.eclipse.emf.ecore.ENamedElement;
import org.eclipse.jface.viewers.IStructuredSelection;

public class CopyContentsHandler {

	@Execute
	public void execute(@Named(IServiceConstants.ACTIVE_SELECTION) IStructuredSelection selection) {
		StringBuilder sb = new StringBuilder();

		Iterator<?> iterator = selection.iterator();

		while (iterator.hasNext()) {
			Object next = iterator.next();
			System.out.println(next);

			if (next instanceof ENamedElement) {
				String name = ((ENamedElement) next).getName();
				sb.append(name);
				sb.append("\n");
			}
		}
		StringSelection selection1 = new StringSelection(sb.toString());
		Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
		clipboard.setContents(selection1, selection1);
	}

}