| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.search.internal.ui.text; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceChangeEvent; |
| import org.eclipse.core.resources.IResourceChangeListener; |
| import org.eclipse.core.resources.IResourceDelta; |
| import org.eclipse.core.resources.IResourceDeltaVisitor; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| |
| import org.eclipse.search.internal.ui.SearchPlugin; |
| import org.eclipse.search.ui.IQueryListener; |
| import org.eclipse.search.ui.ISearchQuery; |
| import org.eclipse.search.ui.NewSearchUI; |
| import org.eclipse.search.ui.text.Match; |
| |
| public class SearchResultUpdater implements IResourceChangeListener, IQueryListener { |
| FileSearchResult fResult; |
| |
| public SearchResultUpdater(FileSearchResult result) { |
| fResult= result; |
| NewSearchUI.addQueryListener(this); |
| ResourcesPlugin.getWorkspace().addResourceChangeListener(this); |
| } |
| |
| public void resourceChanged(IResourceChangeEvent event) { |
| IResourceDelta delta= event.getDelta(); |
| if (delta != null) |
| handleDelta(delta); |
| } |
| |
| private void handleDelta(IResourceDelta d) { |
| try { |
| d.accept(new IResourceDeltaVisitor() { |
| public boolean visit(IResourceDelta delta) throws CoreException { |
| switch (delta.getKind()) { |
| case IResourceDelta.ADDED : |
| return false; |
| case IResourceDelta.REMOVED : |
| IResource res= delta.getResource(); |
| if (res instanceof IFile) { |
| Match[] matches= fResult.getMatches(res); |
| fResult.removeMatches(matches); |
| } |
| break; |
| case IResourceDelta.CHANGED : |
| // handle changed resource |
| break; |
| } |
| return true; |
| } |
| }); |
| } catch (CoreException e) { |
| SearchPlugin.getDefault().getLog().log(e.getStatus()); |
| } |
| } |
| |
| public void queryAdded(ISearchQuery query) { |
| // don't care |
| } |
| |
| public void queryRemoved(ISearchQuery query) { |
| if (fResult.equals(query.getSearchResult())) { |
| ResourcesPlugin.getWorkspace().removeResourceChangeListener(this); |
| NewSearchUI.removeQueryListener(this); |
| } |
| } |
| |
| public void queryStarting(ISearchQuery query) { |
| // don't care |
| } |
| |
| public void queryFinished(ISearchQuery query) { |
| // don't care |
| } |
| } |