| /******************************************************************************* |
| * Copyright (c) 2000, 2003 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.team.internal.ccvs.ui; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.ui.model.WorkbenchContentProvider; |
| |
| /** |
| * This class acts as an adaptable list that will return the resources in the |
| * hierarchy indicated by their paths |
| */ |
| public class AdaptableHierarchicalResourceList extends AdaptableResourceList { |
| private IContainer root; |
| |
| /** |
| * Constructor for AdaptableHierarchicalResourceList. |
| * @param resources |
| */ |
| public AdaptableHierarchicalResourceList(IContainer root, IResource[] resources) { |
| super(resources); |
| this.root = root; |
| } |
| |
| /** |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getChildren(java.lang.Object) |
| */ |
| public Object[] getChildren(Object o) { |
| return getChildenFor(root); |
| } |
| |
| private IResource[] getChildenFor(IContainer parent) { |
| Set children = new HashSet(); |
| IPath parentPath = parent.getFullPath(); |
| for (int i = 0; i < resources.length; i++) { |
| IResource resource = resources[i]; |
| IPath resourcePath = resource.getFullPath(); |
| if (parent instanceof IWorkspaceRoot) { |
| children.add(((IWorkspaceRoot)parent).getProject(resourcePath.segment(0))); |
| } else if (parentPath.isPrefixOf(resourcePath)) { |
| IPath parentRelativePath = resourcePath.removeFirstSegments(parentPath.segmentCount()); |
| if (parentRelativePath.segmentCount() == 1) { |
| children.add(resource); |
| } else if (parentRelativePath.segmentCount() > 1) { |
| children.add(parent.getFolder(new Path(parentRelativePath.segment(0)))); |
| } |
| } |
| } |
| return (IResource[]) children.toArray(new IResource[children.size()]); |
| } |
| |
| /** |
| * Returns a content provider for <code>IResource</code>s that returns |
| * only children of the given resource type. |
| */ |
| public ITreeContentProvider getTreeContentProvider() { |
| return new WorkbenchContentProvider() { |
| public Object[] getChildren(Object o) { |
| if (o instanceof IContainer) { |
| return getChildenFor((IContainer) o); |
| } else { |
| return super.getChildren(o); |
| } |
| } |
| }; |
| } |
| |
| public void setResources(IResource[] resources) { |
| this.resources = resources; |
| } |
| /** |
| * Returns the root. |
| * @return IContainer |
| */ |
| public IContainer getRoot() { |
| return root; |
| } |
| |
| /** |
| * Sets the root. |
| * @param root The root to set |
| */ |
| public void setRoot(IContainer root) { |
| this.root = root; |
| } |
| |
| } |