| /******************************************************************************* |
| * Copyright (c) 2005, 2006 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.views.launch; |
| |
| import org.eclipse.debug.internal.ui.viewers.AsynchronousTreeViewer; |
| import org.eclipse.debug.internal.ui.viewers.TreeUpdatePolicy; |
| import org.eclipse.debug.internal.ui.viewers.provisional.IModelDelta; |
| |
| /** |
| * @since 3.2 |
| * |
| */ |
| public class LaunchViewUpdatePolicy extends TreeUpdatePolicy { |
| |
| private LaunchView fView = null; |
| |
| public LaunchViewUpdatePolicy(LaunchView view) { |
| fView = view; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.update.AbstractUpdatePolicy#dispose() |
| */ |
| public synchronized void dispose() { |
| super.dispose(); |
| fView = null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.update.DefaultUpdatePolicy#handleState(org.eclipse.debug.internal.ui.viewers.AsynchronousTreeModelViewer, org.eclipse.debug.internal.ui.viewers.IModelDelta) |
| */ |
| protected void handleState(AsynchronousTreeViewer viewer, IModelDelta delta) { |
| super.handleState(viewer, delta); |
| // only context change if not already selected |
| if ((delta.getFlags() & IModelDelta.SELECT) == 0) { |
| fView.possibleContextChange(delta.getElement()); |
| } |
| } |
| |
| } |