| /******************************************************************************* |
| * Copyright (c) 2000, 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.team.internal.ccvs.ui.tags; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.team.internal.ccvs.core.CVSTag; |
| import org.eclipse.team.internal.ccvs.core.util.StringMatcher; |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| |
| /** |
| * Workbench model element that returns a filtered list of tags |
| */ |
| public class FilteredTagList implements IWorkbenchAdapter, IAdaptable { |
| |
| private final TagSource tagSource; |
| private final int[] types; |
| private StringMatcher matcher; |
| |
| public FilteredTagList(TagSource tagSource, int[] types) { |
| this.tagSource = tagSource; |
| this.types = types; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getChildren(java.lang.Object) |
| */ |
| public Object[] getChildren(Object o) { |
| CVSTag[] tags = getTags(); |
| List filtered = new ArrayList(); |
| for (int i = 0; i < tags.length; i++) { |
| CVSTag tag = tags[i]; |
| if (select(tag)) { |
| filtered.add(new TagElement(this, tag)); |
| } |
| } |
| return filtered.toArray(new Object[filtered.size()]); |
| } |
| |
| private boolean select(CVSTag tag) { |
| if (matcher == null) return true; |
| return matcher.match(tag.getName()); |
| } |
| |
| private CVSTag[] getTags() { |
| return tagSource.getTags(types); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getImageDescriptor(java.lang.Object) |
| */ |
| public ImageDescriptor getImageDescriptor(Object object) { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getLabel(java.lang.Object) |
| */ |
| public String getLabel(Object o) { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getParent(java.lang.Object) |
| */ |
| public Object getParent(Object o) { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class) |
| */ |
| public Object getAdapter(Class adapter) { |
| if (adapter == IWorkbenchAdapter.class) return this; |
| return null; |
| } |
| |
| public void setPattern(String pattern) { |
| if (!pattern.endsWith("*")) { //$NON-NLS-1$ |
| pattern += "*"; //$NON-NLS-1$ |
| } |
| matcher = new StringMatcher(pattern, true, false); |
| } |
| |
| public CVSTag[] getMatchingTags() { |
| CVSTag[] tags = getTags(); |
| List filtered = new ArrayList(); |
| for (int i = 0; i < tags.length; i++) { |
| CVSTag tag = tags[i]; |
| if (select(tag)) { |
| filtered.add(tag); |
| } |
| } |
| return (CVSTag[])filtered.toArray(new CVSTag[filtered.size()]); |
| } |
| |
| } |