| /******************************************************************************* |
| * Copyright (c) 2003, 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.debug.internal.ui.sourcelookup; |
| |
| import org.eclipse.debug.core.sourcelookup.ISourceContainer; |
| import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector; |
| import org.eclipse.debug.core.sourcelookup.containers.DefaultSourceContainer; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| |
| /** |
| * The action for adding the default container to the list. |
| * |
| * @since 3.0 |
| */ |
| public class RestoreDefaultAction extends SourceContainerAction { |
| |
| private ISourceLookupDirector fDirector; |
| |
| public RestoreDefaultAction() { |
| super(SourceLookupUIMessages.sourceTab_defaultButton); |
| } |
| /** |
| * @see IAction#run() |
| */ |
| public void run() { |
| ISourceContainer[] containers = new ISourceContainer[1]; |
| containers[0] = new DefaultSourceContainer(); |
| containers[0].init(fDirector); |
| getViewer().setEntries(containers); |
| setEnabled(false); |
| } |
| |
| public void setSourceLookupDirector(ISourceLookupDirector director) { |
| fDirector = director; |
| } |
| |
| /** |
| * @see SelectionListenerAction#updateSelection(IStructuredSelection) |
| */ |
| protected boolean updateSelection(IStructuredSelection selection) { |
| //disable if selection is empty, default already present, or non-root node selected |
| ISourceContainer[] containers = getViewer().getEntries(); |
| if(containers != null && containers.length == 1) { |
| if(containers[0] instanceof DefaultSourceContainer) { |
| return false; |
| } |
| } |
| return true; |
| } |
| } |