InspectorCopyHandler.java

/*******************************************************************************
 * Copyright (c) 2004, 2010 BREDEX GmbH.
 * 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:
 *     BREDEX GmbH - initial API and implementation and/or initial documentation
 *******************************************************************************/
package org.eclipse.jubula.client.inspector.ui.handlers;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TreeNode;
import org.eclipse.swt.dnd.Clipboard;
import org.eclipse.swt.dnd.TextTransfer;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.ui.handlers.HandlerUtil;

/**
 * Handles the Copy command within the Component Inspector View.
 *
 * @author BREDEX GmbH
 * @created Jun 12, 2009
 */
public class InspectorCopyHandler extends AbstractHandler {

    /**
     * 
     * {@inheritDoc}
     */
    public Object execute(ExecutionEvent event) throws ExecutionException {
        ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
        if (selection instanceof IStructuredSelection) {
            IStructuredSelection structSel = (IStructuredSelection)selection;
            Object firstElement = structSel.getFirstElement();
            if (firstElement instanceof TreeNode) {
                firstElement = ((TreeNode)firstElement).getValue();
            }
            if (firstElement instanceof String []) {
                String [] element = (String [])firstElement;
                if (element.length > 0) {
                    Clipboard cb = new Clipboard(
                            HandlerUtil.getActiveShellChecked(event)
                                .getDisplay());
                    cb.setContents(
                            new String [] {element[0]}, 
                            new Transfer[] {TextTransfer.getInstance()});
                    cb.dispose();
                }
            }
        }
        return null;
    }

}