| /******************************************************************************* |
| * Copyright (c) 2011 Tasktop Technologies. |
| * 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: |
| * Tasktop Technologies - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.mylyn.internal.tasks.index.ui; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.mylyn.internal.provisional.commons.ui.SubstringPatternFilter; |
| import org.eclipse.mylyn.internal.tasks.index.core.TaskListIndex; |
| import org.eclipse.mylyn.tasks.core.ITask; |
| |
| public class IndexedSubstringPatternFilter extends SubstringPatternFilter { |
| |
| private final TaskListIndex index; |
| |
| private String patternString; |
| |
| public IndexedSubstringPatternFilter(TaskListIndex index) { |
| this.index = index; |
| } |
| |
| @Override |
| public void setPattern(String patternString) { |
| if (patternString != null) { |
| patternString = patternString.trim(); |
| } |
| this.patternString = patternString; |
| super.setPattern(patternString); |
| } |
| |
| @Override |
| protected boolean isLeafMatch(Viewer viewer, Object element) { |
| if (patternString != null && patternString.length() > 0) { |
| if (element instanceof ITask) { |
| ITask task = (ITask) element; |
| if (index.matches(task, patternString)) { |
| return true; |
| } else { |
| // fall through so that we get non-indexed matching semantics |
| } |
| } |
| } |
| return super.isLeafMatch(viewer, element); |
| } |
| } |