| /******************************************************************************* |
| * Copyright (c) 2005 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.dtd.ui.internal.views.contentoutline.actions; |
| |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.wst.dtd.core.internal.CMNode; |
| import org.eclipse.wst.dtd.core.internal.DTDNode; |
| import org.eclipse.wst.dtd.core.internal.Element; |
| import org.eclipse.wst.dtd.core.internal.document.DTDModelImpl; |
| |
| public class ReplaceEmptyContentModelWithGroupAction extends BaseAction { |
| |
| public ReplaceEmptyContentModelWithGroupAction(DTDModelImpl model, String label) { |
| super(model, label); |
| } |
| |
| public void run() { |
| DTDNode node = getFirstNodeSelected(); |
| if (node instanceof Element) { |
| CMNode contentModel = ((Element) node).getContentModel(); |
| if (CMNode.EMPTY.equals(contentModel.getType())) { |
| getModel().beginRecording(this, getText()); |
| ((Element) node).replaceContentModel(this, "()"); //$NON-NLS-1$ |
| getModel().endRecording(this); |
| } |
| } |
| } |
| |
| protected boolean updateSelection(IStructuredSelection selection) { |
| boolean rc = super.updateSelection(selection); |
| DTDNode node = getFirstNodeSelected(selection); |
| setEnabled(node instanceof Element); |
| return rc; |
| } |
| } |